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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-05 12:31:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-05 12:31:59 -0700
commit5518b69b76680a4f2df96b1deca260059db0c2de (patch)
treef33cd1519c8efb4590500f2f9617400be233238c /drivers/net/ethernet/mellanox
parent8ad06e56dcbc1984ef0ff8f6e3c19982c5809f73 (diff)
parent0e72582270c07850b92cac351c8b97d4f9c123b9 (diff)
downloadop-kernel-dev-5518b69b76680a4f2df96b1deca260059db0c2de.zip
op-kernel-dev-5518b69b76680a4f2df96b1deca260059db0c2de.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller: "Reasonably busy this cycle, but perhaps not as busy as in the 4.12 merge window: 1) Several optimizations for UDP processing under high load from Paolo Abeni. 2) Support pacing internally in TCP when using the sch_fq packet scheduler for this is not practical. From Eric Dumazet. 3) Support mutliple filter chains per qdisc, from Jiri Pirko. 4) Move to 1ms TCP timestamp clock, from Eric Dumazet. 5) Add batch dequeueing to vhost_net, from Jason Wang. 6) Flesh out more completely SCTP checksum offload support, from Davide Caratti. 7) More plumbing of extended netlink ACKs, from David Ahern, Pablo Neira Ayuso, and Matthias Schiffer. 8) Add devlink support to nfp driver, from Simon Horman. 9) Add RTM_F_FIB_MATCH flag to RTM_GETROUTE queries, from Roopa Prabhu. 10) Add stack depth tracking to BPF verifier and use this information in the various eBPF JITs. From Alexei Starovoitov. 11) Support XDP on qed device VFs, from Yuval Mintz. 12) Introduce BPF PROG ID for better introspection of installed BPF programs. From Martin KaFai Lau. 13) Add bpf_set_hash helper for TC bpf programs, from Daniel Borkmann. 14) For loads, allow narrower accesses in bpf verifier checking, from Yonghong Song. 15) Support MIPS in the BPF selftests and samples infrastructure, the MIPS eBPF JIT will be merged in via the MIPS GIT tree. From David Daney. 16) Support kernel based TLS, from Dave Watson and others. 17) Remove completely DST garbage collection, from Wei Wang. 18) Allow installing TCP MD5 rules using prefixes, from Ivan Delalande. 19) Add XDP support to Intel i40e driver, from Björn Töpel 20) Add support for TC flower offload in nfp driver, from Simon Horman, Pieter Jansen van Vuuren, Benjamin LaHaise, Jakub Kicinski, and Bert van Leeuwen. 21) IPSEC offloading support in mlx5, from Ilan Tayari. 22) Add HW PTP support to macb driver, from Rafal Ozieblo. 23) Networking refcount_t conversions, From Elena Reshetova. 24) Add sock_ops support to BPF, from Lawrence Brako. This is useful for tuning the TCP sockopt settings of a group of applications, currently via CGROUPs" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1899 commits) net: phy: dp83867: add workaround for incorrect RX_CTRL pin strap dt-bindings: phy: dp83867: provide a workaround for incorrect RX_CTRL pin strap cxgb4: Support for get_ts_info ethtool method cxgb4: Add PTP Hardware Clock (PHC) support cxgb4: time stamping interface for PTP nfp: default to chained metadata prepend format nfp: remove legacy MAC address lookup nfp: improve order of interfaces in breakout mode net: macb: remove extraneous return when MACB_EXT_DESC is defined bpf: add missing break in for the TCP_BPF_SNDCWND_CLAMP case bpf: fix return in load_bpf_file mpls: fix rtm policy in mpls_getroute net, ax25: convert ax25_cb.refcount from atomic_t to refcount_t net, ax25: convert ax25_route.refcount from atomic_t to refcount_t net, ax25: convert ax25_uid_assoc.refcount from atomic_t to refcount_t net, sctp: convert sctp_ep_common.refcnt from atomic_t to refcount_t net, sctp: convert sctp_transport.refcnt from atomic_t to refcount_t net, sctp: convert sctp_chunk.refcnt from atomic_t to refcount_t net, sctp: convert sctp_datamsg.refcnt from atomic_t to refcount_t net, sctp: convert sctp_auth_bytes.refcnt from atomic_t to refcount_t ...
Diffstat (limited to 'drivers/net/ethernet/mellanox')
-rw-r--r--drivers/net/ethernet/mellanox/Kconfig1
-rw-r--r--drivers/net/ethernet/mellanox/Makefile1
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/cmd.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_cq.c25
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_ethtool.c19
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_main.c14
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c107
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_resources.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_rx.c145
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_selftest.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_tx.c311
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4.h4
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4_en.h35
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/Kconfig26
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/Makefile13
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.c78
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.h138
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/alloc.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/cmd.c46
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/debugfs.c5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h61
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c461
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h140
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c378
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h55
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c133
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c29
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_clock.c11
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_common.c5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c322
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_fs.c25
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c225
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rep.c12
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c178
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_stats.h6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c329
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tx.c36
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c19
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eq.c19
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.c26
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c17
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c238
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h84
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c1042
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.h96
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c283
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/core.h113
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c376
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.h94
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c164
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.h204
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c38
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fs_core.c12
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fw.c296
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/health.c51
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c145
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c (renamed from drivers/net/ethernet/mellanox/mlx5/core/ipoib.c)80
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h (renamed from drivers/net/ethernet/mellanox/mlx5/core/ipoib.h)7
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lag.c71
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c154
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h43
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/main.c94
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h12
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/port.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/qp.c21
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/sriov.c15
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/srq.c14
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/transobj.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/vport.c38
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/wq.c46
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/wq.h27
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/Kconfig13
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/Makefile2
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw.h111
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_fsm.c273
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c619
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.h66
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_file.h60
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_format.h103
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv.h98
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c126
-rw-r--r--drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.h71
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/Kconfig2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/Makefile3
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core.h12
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c40
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/pci_hw.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/reg.h297
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c1587
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.h416
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c22
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h6
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c73
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c22
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c992
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c50
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c1027
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c1999
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/trap.h1
109 files changed, 12152 insertions, 3310 deletions
diff --git a/drivers/net/ethernet/mellanox/Kconfig b/drivers/net/ethernet/mellanox/Kconfig
index d547010..84a2007 100644
--- a/drivers/net/ethernet/mellanox/Kconfig
+++ b/drivers/net/ethernet/mellanox/Kconfig
@@ -19,5 +19,6 @@ if NET_VENDOR_MELLANOX
source "drivers/net/ethernet/mellanox/mlx4/Kconfig"
source "drivers/net/ethernet/mellanox/mlx5/core/Kconfig"
source "drivers/net/ethernet/mellanox/mlxsw/Kconfig"
+source "drivers/net/ethernet/mellanox/mlxfw/Kconfig"
endif # NET_VENDOR_MELLANOX
diff --git a/drivers/net/ethernet/mellanox/Makefile b/drivers/net/ethernet/mellanox/Makefile
index 2e2a5ec..016aa26 100644
--- a/drivers/net/ethernet/mellanox/Makefile
+++ b/drivers/net/ethernet/mellanox/Makefile
@@ -5,3 +5,4 @@
obj-$(CONFIG_MLX4_CORE) += mlx4/
obj-$(CONFIG_MLX5_CORE) += mlx5/core/
obj-$(CONFIG_MLXSW_CORE) += mlxsw/
+obj-$(CONFIG_MLXFW) += mlxfw/
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index c1af47e..674773b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -3280,7 +3280,7 @@ int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_stat
if (mlx4_master_immediate_activate_vlan_qos(priv, slave, port))
mlx4_dbg(dev,
- "updating vf %d port %d no link state HW enforcment\n",
+ "updating vf %d port %d no link state HW enforcement\n",
vf, port);
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
index 09dd377..85fe17e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
@@ -146,16 +146,25 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq,
if (err)
goto free_eq;
- cq->mcq.comp = cq->type != RX ? mlx4_en_tx_irq : mlx4_en_rx_irq;
cq->mcq.event = mlx4_en_cq_event;
- if (cq->type != RX)
+ switch (cq->type) {
+ case TX:
+ cq->mcq.comp = mlx4_en_tx_irq;
netif_tx_napi_add(cq->dev, &cq->napi, mlx4_en_poll_tx_cq,
NAPI_POLL_WEIGHT);
- else
+ napi_enable(&cq->napi);
+ break;
+ case RX:
+ cq->mcq.comp = mlx4_en_rx_irq;
netif_napi_add(cq->dev, &cq->napi, mlx4_en_poll_rx_cq, 64);
-
- napi_enable(&cq->napi);
+ napi_enable(&cq->napi);
+ break;
+ case TX_XDP:
+ /* nothing regarding napi, it's shared with rx ring */
+ cq->xdp_busy = false;
+ break;
+ }
return 0;
@@ -184,8 +193,10 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq)
void mlx4_en_deactivate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq)
{
- napi_disable(&cq->napi);
- netif_napi_del(&cq->napi);
+ if (cq->type != TX_XDP) {
+ napi_disable(&cq->napi);
+ netif_napi_del(&cq->napi);
+ }
mlx4_cq_free(priv->mdev->dev, &cq->mcq);
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c b/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
index 1dae8e4..5f41dc9 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
@@ -238,7 +238,7 @@ static u8 mlx4_en_dcbnl_set_state(struct net_device *dev, u8 state)
priv->flags &= ~MLX4_EN_FLAG_DCB_ENABLED;
}
- if (mlx4_en_setup_tc(dev, num_tcs))
+ if (mlx4_en_alloc_tx_queue_per_tc(dev, num_tcs))
return 1;
return 0;
@@ -303,7 +303,7 @@ static int mlx4_en_ets_validate(struct mlx4_en_priv *priv, struct ieee_ets *ets)
int has_ets_tc = 0;
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
- if (ets->prio_tc[i] >= MLX4_EN_NUM_UP) {
+ if (ets->prio_tc[i] >= MLX4_EN_NUM_UP_HIGH) {
en_err(priv, "Bad priority in UP <=> TC mapping. TC: %d, UP: %d\n",
i, ets->prio_tc[i]);
return -EINVAL;
@@ -472,7 +472,7 @@ static u8 mlx4_en_dcbnl_setdcbx(struct net_device *dev, u8 mode)
goto err;
if (mlx4_en_dcbnl_ieee_setpfc(dev, &pfc))
goto err;
- if (mlx4_en_setup_tc(dev, 0))
+ if (mlx4_en_alloc_tx_queue_per_tc(dev, 0))
goto err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index ffbcb27..c751a1d 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -89,7 +89,7 @@ mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
struct mlx4_en_dev *mdev = priv->mdev;
strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
- strlcpy(drvinfo->version, DRV_VERSION " (" DRV_RELDATE ")",
+ strlcpy(drvinfo->version, DRV_VERSION,
sizeof(drvinfo->version));
snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
"%d.%d.%d",
@@ -1750,7 +1750,8 @@ static void mlx4_en_get_channels(struct net_device *dev,
channel->max_tx = MLX4_EN_MAX_TX_RING_P_UP;
channel->rx_count = priv->rx_ring_num;
- channel->tx_count = priv->tx_ring_num[TX] / MLX4_EN_NUM_UP;
+ channel->tx_count = priv->tx_ring_num[TX] /
+ priv->prof->num_up;
}
static int mlx4_en_set_channels(struct net_device *dev,
@@ -1763,6 +1764,7 @@ static int mlx4_en_set_channels(struct net_device *dev,
int port_up = 0;
int xdp_count;
int err = 0;
+ u8 up;
if (!channel->tx_count || !channel->rx_count)
return -EINVAL;
@@ -1773,18 +1775,19 @@ static int mlx4_en_set_channels(struct net_device *dev,
mutex_lock(&mdev->state_lock);
xdp_count = priv->tx_ring_num[TX_XDP] ? channel->rx_count : 0;
- if (channel->tx_count * MLX4_EN_NUM_UP + xdp_count > MAX_TX_RINGS) {
+ if (channel->tx_count * priv->prof->num_up + xdp_count >
+ MAX_TX_RINGS) {
err = -EINVAL;
en_err(priv,
"Total number of TX and XDP rings (%d) exceeds the maximum supported (%d)\n",
- channel->tx_count * MLX4_EN_NUM_UP + xdp_count,
+ channel->tx_count * priv->prof->num_up + xdp_count,
MAX_TX_RINGS);
goto out;
}
memcpy(&new_prof, priv->prof, sizeof(struct mlx4_en_port_profile));
new_prof.num_tx_rings_p_up = channel->tx_count;
- new_prof.tx_ring_num[TX] = channel->tx_count * MLX4_EN_NUM_UP;
+ new_prof.tx_ring_num[TX] = channel->tx_count * priv->prof->num_up;
new_prof.tx_ring_num[TX_XDP] = xdp_count;
new_prof.rx_ring_num = channel->rx_count;
@@ -1799,11 +1802,11 @@ static int mlx4_en_set_channels(struct net_device *dev,
mlx4_en_safe_replace_resources(priv, tmp);
- netif_set_real_num_tx_queues(dev, priv->tx_ring_num[TX]);
netif_set_real_num_rx_queues(dev, priv->rx_ring_num);
- if (netdev_get_num_tc(dev))
- mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP);
+ up = (priv->prof->num_up == MLX4_EN_NUM_UP_LOW) ?
+ 0 : priv->prof->num_up;
+ mlx4_en_setup_tc(dev, up);
en_warn(priv, "Using %d TX rings\n", priv->tx_ring_num[TX]);
en_warn(priv, "Using %d RX rings\n", priv->rx_ring_num);
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_main.c b/drivers/net/ethernet/mellanox/mlx4/en_main.c
index 36a7a54..2b0cbca 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_main.c
@@ -46,11 +46,11 @@
MODULE_AUTHOR("Liran Liss, Yevgeny Petrilin");
MODULE_DESCRIPTION("Mellanox ConnectX HCA Ethernet driver");
MODULE_LICENSE("Dual BSD/GPL");
-MODULE_VERSION(DRV_VERSION " ("DRV_RELDATE")");
+MODULE_VERSION(DRV_VERSION);
static const char mlx4_en_version[] =
DRV_NAME ": Mellanox ConnectX HCA Ethernet driver v"
- DRV_VERSION " (" DRV_RELDATE ")\n";
+ DRV_VERSION "\n";
#define MLX4_EN_PARM_INT(X, def_val, desc) \
static unsigned int X = def_val;\
@@ -125,9 +125,9 @@ void mlx4_en_update_loopback_state(struct net_device *dev,
priv->flags |= MLX4_EN_FLAG_ENABLE_HW_LOOPBACK;
mutex_lock(&priv->mdev->state_lock);
- if (priv->mdev->dev->caps.flags2 &
- MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB &&
- priv->rss_map.indir_qp.qpn) {
+ if ((priv->mdev->dev->caps.flags2 &
+ MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB) &&
+ priv->rss_map.indir_qp && priv->rss_map.indir_qp->qpn) {
int i;
int err = 0;
int loopback = !!(features & NETIF_F_LOOPBACK);
@@ -169,8 +169,10 @@ static int mlx4_en_get_profile(struct mlx4_en_dev *mdev)
params->prof[i].tx_ppp = pfctx;
params->prof[i].tx_ring_size = MLX4_EN_DEF_TX_RING_SIZE;
params->prof[i].rx_ring_size = MLX4_EN_DEF_RX_RING_SIZE;
+ params->prof[i].num_up = MLX4_EN_NUM_UP_LOW;
+ params->prof[i].num_tx_rings_p_up = params->num_tx_rings_p_up;
params->prof[i].tx_ring_num[TX] = params->num_tx_rings_p_up *
- MLX4_EN_NUM_UP;
+ params->prof[i].num_up;
params->prof[i].rss_rings = 0;
params->prof[i].inline_thold = inline_thold;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 94fab20..3a291fc 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -60,11 +60,11 @@ int mlx4_en_setup_tc(struct net_device *dev, u8 up)
int i;
unsigned int offset = 0;
- if (up && up != MLX4_EN_NUM_UP)
+ if (up && up != MLX4_EN_NUM_UP_HIGH)
return -EINVAL;
netdev_set_num_tc(dev, up);
-
+ netif_set_real_num_tx_queues(dev, priv->tx_ring_num[TX]);
/* Partition Tx queues evenly amongst UP's */
for (i = 0; i < up; i++) {
netdev_set_tc_queue(dev, i, priv->num_tx_rings_p_up, offset);
@@ -86,15 +86,63 @@ int mlx4_en_setup_tc(struct net_device *dev, u8 up)
return 0;
}
-static int __mlx4_en_setup_tc(struct net_device *dev, u32 handle, __be16 proto,
+int mlx4_en_alloc_tx_queue_per_tc(struct net_device *dev, u8 tc)
+{
+ struct mlx4_en_priv *priv = netdev_priv(dev);
+ struct mlx4_en_dev *mdev = priv->mdev;
+ struct mlx4_en_port_profile new_prof;
+ struct mlx4_en_priv *tmp;
+ int port_up = 0;
+ int err = 0;
+
+ tmp = kzalloc(sizeof(*tmp), GFP_KERNEL);
+ if (!tmp)
+ return -ENOMEM;
+
+ mutex_lock(&mdev->state_lock);
+ memcpy(&new_prof, priv->prof, sizeof(struct mlx4_en_port_profile));
+ new_prof.num_up = (tc == 0) ? MLX4_EN_NUM_UP_LOW :
+ MLX4_EN_NUM_UP_HIGH;
+ new_prof.tx_ring_num[TX] = new_prof.num_tx_rings_p_up *
+ new_prof.num_up;
+ err = mlx4_en_try_alloc_resources(priv, tmp, &new_prof, true);
+ if (err)
+ goto out;
+
+ if (priv->port_up) {
+ port_up = 1;
+ mlx4_en_stop_port(dev, 1);
+ }
+
+ mlx4_en_safe_replace_resources(priv, tmp);
+ if (port_up) {
+ err = mlx4_en_start_port(dev);
+ if (err) {
+ en_err(priv, "Failed starting port for setup TC\n");
+ goto out;
+ }
+ }
+
+ err = mlx4_en_setup_tc(dev, tc);
+out:
+ mutex_unlock(&mdev->state_lock);
+ kfree(tmp);
+ return err;
+}
+
+static int __mlx4_en_setup_tc(struct net_device *dev, u32 handle,
+ u32 chain_index, __be16 proto,
struct tc_to_netdev *tc)
{
if (tc->type != TC_SETUP_MQPRIO)
return -EINVAL;
+ if (tc->mqprio->num_tc && tc->mqprio->num_tc != MLX4_EN_NUM_UP_HIGH)
+ return -EINVAL;
+
tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS;
- return mlx4_en_setup_tc(dev, tc->mqprio->num_tc);
+ return mlx4_en_alloc_tx_queue_per_tc(dev, tc->mqprio->num_tc);
}
#ifdef CONFIG_RFS_ACCEL
@@ -595,6 +643,8 @@ static int mlx4_en_get_qp(struct mlx4_en_priv *priv)
return err;
}
+ en_info(priv, "Steering Mode %d\n", dev->caps.steering_mode);
+
if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) {
int base_qpn = mlx4_get_base_qpn(dev, priv->port);
*qpn = base_qpn + index;
@@ -1009,7 +1059,7 @@ static void mlx4_en_do_multicast(struct mlx4_en_priv *priv,
memcpy(&mc_list[10], mclist->addr, ETH_ALEN);
mc_list[5] = priv->port;
err = mlx4_multicast_detach(mdev->dev,
- &priv->rss_map.indir_qp,
+ priv->rss_map.indir_qp,
mc_list,
MLX4_PROT_ETH,
mclist->reg_id);
@@ -1031,7 +1081,7 @@ static void mlx4_en_do_multicast(struct mlx4_en_priv *priv,
/* needed for B0 steering support */
mc_list[5] = priv->port;
err = mlx4_multicast_attach(mdev->dev,
- &priv->rss_map.indir_qp,
+ priv->rss_map.indir_qp,
mc_list,
priv->port, 0,
MLX4_PROT_ETH,
@@ -1349,7 +1399,7 @@ static void mlx4_en_set_default_moderation(struct mlx4_en_priv *priv)
priv->rx_usecs = MLX4_EN_RX_COAL_TIME;
priv->tx_frames = MLX4_EN_TX_COAL_PKTS;
priv->tx_usecs = MLX4_EN_TX_COAL_TIME;
- en_dbg(INTR, priv, "Default coalesing params for mtu:%d - rx_frames:%d rx_usecs:%d\n",
+ en_dbg(INTR, priv, "Default coalescing params for mtu:%d - rx_frames:%d rx_usecs:%d\n",
priv->dev->mtu, priv->rx_frames, priv->rx_usecs);
/* Setup cq moderation params */
@@ -1676,13 +1726,15 @@ int mlx4_en_start_port(struct net_device *dev)
if (t != TX_XDP) {
tx_ring->tx_queue = netdev_get_tx_queue(dev, i);
tx_ring->recycle_ring = NULL;
+
+ /* Arm CQ for TX completions */
+ mlx4_en_arm_cq(priv, cq);
+
} else {
mlx4_en_init_recycle_ring(priv, i);
+ /* XDP TX CQ should never be armed */
}
- /* Arm CQ for TX completions */
- mlx4_en_arm_cq(priv, cq);
-
/* Set initial ownership of all Tx TXBBs to SW (1) */
for (j = 0; j < tx_ring->buf_size; j += STAMP_STRIDE)
*((u32 *)(tx_ring->buf + j)) = 0xffffffff;
@@ -1741,7 +1793,7 @@ int mlx4_en_start_port(struct net_device *dev)
/* Attach rx QP to bradcast address */
eth_broadcast_addr(&mc_list[10]);
mc_list[5] = priv->port; /* needed for B0 steering support */
- if (mlx4_multicast_attach(mdev->dev, &priv->rss_map.indir_qp, mc_list,
+ if (mlx4_multicast_attach(mdev->dev, priv->rss_map.indir_qp, mc_list,
priv->port, 0, MLX4_PROT_ETH,
&priv->broadcast_id))
mlx4_warn(mdev, "Failed Attaching Broadcast\n");
@@ -1865,12 +1917,12 @@ void mlx4_en_stop_port(struct net_device *dev, int detach)
/* Detach All multicasts */
eth_broadcast_addr(&mc_list[10]);
mc_list[5] = priv->port; /* needed for B0 steering support */
- mlx4_multicast_detach(mdev->dev, &priv->rss_map.indir_qp, mc_list,
+ mlx4_multicast_detach(mdev->dev, priv->rss_map.indir_qp, mc_list,
MLX4_PROT_ETH, priv->broadcast_id);
list_for_each_entry(mclist, &priv->curr_list, list) {
memcpy(&mc_list[10], mclist->addr, ETH_ALEN);
mc_list[5] = priv->port;
- mlx4_multicast_detach(mdev->dev, &priv->rss_map.indir_qp,
+ mlx4_multicast_detach(mdev->dev, priv->rss_map.indir_qp,
mc_list, MLX4_PROT_ETH, mclist->reg_id);
if (mclist->tunnel_reg_id)
mlx4_flow_detach(mdev->dev, mclist->tunnel_reg_id);
@@ -2139,7 +2191,7 @@ static int mlx4_en_copy_priv(struct mlx4_en_priv *dst,
memcpy(&dst->hwtstamp_config, &prof->hwtstamp_config,
sizeof(dst->hwtstamp_config));
- dst->num_tx_rings_p_up = src->mdev->profile.num_tx_rings_p_up;
+ dst->num_tx_rings_p_up = prof->num_tx_rings_p_up;
dst->rx_ring_num = prof->rx_ring_num;
dst->flags = prof->flags;
dst->mdev = src->mdev;
@@ -2192,6 +2244,7 @@ static void mlx4_en_update_priv(struct mlx4_en_priv *dst,
dst->tx_ring[t] = src->tx_ring[t];
dst->tx_cq[t] = src->tx_cq[t];
}
+ dst->num_tx_rings_p_up = src->num_tx_rings_p_up;
dst->rx_ring_num = src->rx_ring_num;
memcpy(dst->prof, src->prof, sizeof(struct mlx4_en_port_profile));
}
@@ -2375,6 +2428,7 @@ static int mlx4_en_hwtstamp_set(struct net_device *dev, struct ifreq *ifr)
case HWTSTAMP_FILTER_PTP_V2_EVENT:
case HWTSTAMP_FILTER_PTP_V2_SYNC:
case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
+ case HWTSTAMP_FILTER_NTP_ALL:
config.rx_filter = HWTSTAMP_FILTER_ALL;
break;
default:
@@ -2774,7 +2828,7 @@ static int mlx4_xdp_set(struct net_device *dev, struct bpf_prog *prog)
if (priv->tx_ring_num[TX] + xdp_ring_num > MAX_TX_RINGS) {
tx_changed = 1;
new_prof.tx_ring_num[TX] =
- MAX_TX_RINGS - ALIGN(xdp_ring_num, MLX4_EN_NUM_UP);
+ MAX_TX_RINGS - ALIGN(xdp_ring_num, priv->prof->num_up);
en_warn(priv, "Reducing the number of TX rings, to not exceed the max total rings number.\n");
}
@@ -2819,11 +2873,25 @@ out:
return err;
}
-static bool mlx4_xdp_attached(struct net_device *dev)
+static u32 mlx4_xdp_query(struct net_device *dev)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
+ struct mlx4_en_dev *mdev = priv->mdev;
+ const struct bpf_prog *xdp_prog;
+ u32 prog_id = 0;
+
+ if (!priv->tx_ring_num[TX_XDP])
+ return prog_id;
+
+ mutex_lock(&mdev->state_lock);
+ xdp_prog = rcu_dereference_protected(
+ priv->rx_ring[0]->xdp_prog,
+ lockdep_is_held(&mdev->state_lock));
+ if (xdp_prog)
+ prog_id = xdp_prog->aux->id;
+ mutex_unlock(&mdev->state_lock);
- return !!priv->tx_ring_num[TX_XDP];
+ return prog_id;
}
static int mlx4_xdp(struct net_device *dev, struct netdev_xdp *xdp)
@@ -2832,7 +2900,8 @@ static int mlx4_xdp(struct net_device *dev, struct netdev_xdp *xdp)
case XDP_SETUP_PROG:
return mlx4_xdp_set(dev, xdp->prog);
case XDP_QUERY_PROG:
- xdp->prog_attached = mlx4_xdp_attached(dev);
+ xdp->prog_id = mlx4_xdp_query(dev);
+ xdp->prog_attached = !!xdp->prog_id;
return 0;
default:
return -EINVAL;
@@ -3250,7 +3319,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
priv->flags |= MLX4_EN_DCB_ENABLED;
priv->cee_config.pfc_state = false;
- for (i = 0; i < MLX4_EN_NUM_UP; i++)
+ for (i = 0; i < MLX4_EN_NUM_UP_HIGH; i++)
priv->cee_config.dcb_pfc[i] = pfc_disabled;
if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_resources.c b/drivers/net/ethernet/mellanox/mlx4/en_resources.c
index a6b0db0..86d2d42 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_resources.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_resources.c
@@ -63,7 +63,8 @@ void mlx4_en_fill_qp_context(struct mlx4_en_priv *priv, int size, int stride,
context->local_qpn = cpu_to_be32(qpn);
context->pri_path.ackto = 1 & 0x07;
context->pri_path.sched_queue = 0x83 | (priv->port - 1) << 6;
- if (user_prio >= 0) {
+ /* force user priority per tx ring */
+ if (user_prio >= 0 && priv->prof->num_up == MLX4_EN_NUM_UP_HIGH) {
context->pri_path.sched_queue |= user_prio << 3;
context->pri_path.feup = MLX4_FEUP_FORCE_ETH_UP;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 77abd18..e5fb895 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -134,10 +134,11 @@ static int mlx4_en_prepare_rx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_rx_ring *ring, int index,
gfp_t gfp)
{
- struct mlx4_en_rx_desc *rx_desc = ring->buf + (index * ring->stride);
+ struct mlx4_en_rx_desc *rx_desc = ring->buf +
+ (index << ring->log_stride);
struct mlx4_en_rx_alloc *frags = ring->rx_info +
(index << priv->log_rx_info);
- if (ring->page_cache.index > 0) {
+ if (likely(ring->page_cache.index > 0)) {
/* XDP uses a single page per frame */
if (!frags->page) {
ring->page_cache.index--;
@@ -178,6 +179,7 @@ static void mlx4_en_free_rx_desc(const struct mlx4_en_priv *priv,
}
}
+/* Function not in fast-path */
static int mlx4_en_fill_rx_buffers(struct mlx4_en_priv *priv)
{
struct mlx4_en_rx_ring *ring;
@@ -539,14 +541,14 @@ static void validate_loopback(struct mlx4_en_priv *priv, void *va)
priv->loopback_ok = 1;
}
-static bool mlx4_en_refill_rx_buffers(struct mlx4_en_priv *priv,
+static void mlx4_en_refill_rx_buffers(struct mlx4_en_priv *priv,
struct mlx4_en_rx_ring *ring)
{
u32 missing = ring->actual_size - (ring->prod - ring->cons);
/* Try to batch allocations, but not too much. */
if (missing < 8)
- return false;
+ return;
do {
if (mlx4_en_prepare_rx_desc(priv, ring,
ring->prod & ring->size_mask,
@@ -554,9 +556,9 @@ static bool mlx4_en_refill_rx_buffers(struct mlx4_en_priv *priv,
__GFP_MEMALLOC))
break;
ring->prod++;
- } while (--missing);
+ } while (likely(--missing));
- return true;
+ mlx4_en_update_rx_prod_db(ring);
}
/* When hardware doesn't strip the vlan, we need to calculate the checksum
@@ -637,21 +639,14 @@ static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va,
int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int budget)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
- struct mlx4_en_dev *mdev = priv->mdev;
- struct mlx4_cqe *cqe;
- struct mlx4_en_rx_ring *ring = priv->rx_ring[cq->ring];
- struct mlx4_en_rx_alloc *frags;
+ int factor = priv->cqe_factor;
+ struct mlx4_en_rx_ring *ring;
struct bpf_prog *xdp_prog;
- int doorbell_pending;
- struct sk_buff *skb;
- int index;
- int nr;
- unsigned int length;
+ int cq_ring = cq->ring;
+ bool doorbell_pending;
+ struct mlx4_cqe *cqe;
int polled = 0;
- int ip_summed;
- int factor = priv->cqe_factor;
- u64 timestamp;
- bool l2_tunnel;
+ int index;
if (unlikely(!priv->port_up))
return 0;
@@ -659,6 +654,8 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
if (unlikely(budget <= 0))
return polled;
+ ring = priv->rx_ring[cq_ring];
+
/* Protect accesses to: ring->xdp_prog, priv->mac_hash list */
rcu_read_lock();
xdp_prog = rcu_dereference(ring->xdp_prog);
@@ -673,10 +670,17 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
/* Process all completed CQEs */
while (XNOR(cqe->owner_sr_opcode & MLX4_CQE_OWNER_MASK,
cq->mcq.cons_index & cq->size)) {
+ struct mlx4_en_rx_alloc *frags;
+ enum pkt_hash_types hash_type;
+ struct sk_buff *skb;
+ unsigned int length;
+ int ip_summed;
void *va;
+ int nr;
frags = ring->rx_info + (index << priv->log_rx_info);
va = page_address(frags[0].page) + frags[0].page_offset;
+ prefetchw(va);
/*
* make sure we read the CQE after we read the ownership bit
*/
@@ -768,7 +772,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
break;
case XDP_TX:
if (likely(!mlx4_en_xmit_frame(ring, frags, dev,
- length, cq->ring,
+ length, cq_ring,
&doorbell_pending))) {
frags[0].page = NULL;
goto next;
@@ -790,24 +794,27 @@ xdp_drop_no_cnt:
ring->packets++;
skb = napi_get_frags(&cq->napi);
- if (!skb)
+ if (unlikely(!skb))
goto next;
if (unlikely(ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL)) {
- timestamp = mlx4_en_get_cqe_ts(cqe);
- mlx4_en_fill_hwtstamps(mdev, skb_hwtstamps(skb),
+ u64 timestamp = mlx4_en_get_cqe_ts(cqe);
+
+ mlx4_en_fill_hwtstamps(priv->mdev, skb_hwtstamps(skb),
timestamp);
}
- skb_record_rx_queue(skb, cq->ring);
+ skb_record_rx_queue(skb, cq_ring);
if (likely(dev->features & NETIF_F_RXCSUM)) {
if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_TCP |
MLX4_CQE_STATUS_UDP)) {
if ((cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPOK)) &&
cqe->checksum == cpu_to_be16(0xffff)) {
- ip_summed = CHECKSUM_UNNECESSARY;
- l2_tunnel = (dev->hw_enc_features & NETIF_F_RXCSUM) &&
+ bool l2_tunnel = (dev->hw_enc_features & NETIF_F_RXCSUM) &&
(cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_L2_TUNNEL));
+
+ ip_summed = CHECKSUM_UNNECESSARY;
+ hash_type = PKT_HASH_TYPE_L4;
if (l2_tunnel)
skb->csum_level = 1;
ring->csum_ok++;
@@ -822,6 +829,7 @@ xdp_drop_no_cnt:
goto csum_none;
} else {
ip_summed = CHECKSUM_COMPLETE;
+ hash_type = PKT_HASH_TYPE_L3;
ring->csum_complete++;
}
} else {
@@ -831,16 +839,14 @@ xdp_drop_no_cnt:
} else {
csum_none:
ip_summed = CHECKSUM_NONE;
+ hash_type = PKT_HASH_TYPE_L3;
ring->csum_none++;
}
skb->ip_summed = ip_summed;
if (dev->features & NETIF_F_RXHASH)
skb_set_hash(skb,
be32_to_cpu(cqe->immed_rss_invalid),
- (ip_summed == CHECKSUM_UNNECESSARY) ?
- PKT_HASH_TYPE_L4 :
- PKT_HASH_TYPE_L3);
-
+ hash_type);
if ((cqe->vlan_my_qpn &
cpu_to_be32(MLX4_CQE_CVLAN_PRESENT_MASK)) &&
@@ -867,15 +873,17 @@ next:
++cq->mcq.cons_index;
index = (cq->mcq.cons_index) & ring->size_mask;
cqe = mlx4_en_get_cqe(cq->buf, index, priv->cqe_size) + factor;
- if (++polled == budget)
+ if (unlikely(++polled == budget))
break;
}
rcu_read_unlock();
- if (polled) {
- if (doorbell_pending)
- mlx4_en_xmit_doorbell(priv->tx_ring[TX_XDP][cq->ring]);
+ if (likely(polled)) {
+ if (doorbell_pending) {
+ priv->tx_cq[TX_XDP][cq_ring]->xdp_busy = true;
+ mlx4_en_xmit_doorbell(priv->tx_ring[TX_XDP][cq_ring]);
+ }
mlx4_cq_set_ci(&cq->mcq);
wmb(); /* ensure HW sees CQ consumer before we post new buffers */
@@ -883,8 +891,7 @@ next:
}
AVG_PERF_COUNTER(priv->pstats.rx_coal_avg, polled);
- if (mlx4_en_refill_rx_buffers(priv, ring))
- mlx4_en_update_rx_prod_db(ring);
+ mlx4_en_refill_rx_buffers(priv, ring);
return polled;
}
@@ -907,16 +914,30 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget)
struct mlx4_en_cq *cq = container_of(napi, struct mlx4_en_cq, napi);
struct net_device *dev = cq->dev;
struct mlx4_en_priv *priv = netdev_priv(dev);
+ struct mlx4_en_cq *xdp_tx_cq = NULL;
+ bool clean_complete = true;
int done;
+ if (priv->tx_ring_num[TX_XDP]) {
+ xdp_tx_cq = priv->tx_cq[TX_XDP][cq->ring];
+ if (xdp_tx_cq->xdp_busy) {
+ clean_complete = mlx4_en_process_tx_cq(dev, xdp_tx_cq,
+ budget);
+ xdp_tx_cq->xdp_busy = !clean_complete;
+ }
+ }
+
done = mlx4_en_process_rx_cq(dev, cq, budget);
/* If we used up all the quota - we're probably not done yet... */
- if (done == budget) {
+ if (done == budget || !clean_complete) {
const struct cpumask *aff;
struct irq_data *idata;
int cpu_curr;
+ /* in case we got here because of !clean_complete */
+ done = budget;
+
INC_PERF_COUNTER(priv->pstats.napi_quota);
cpu_curr = smp_processor_id();
@@ -936,7 +957,7 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget)
done--;
}
/* Done for now */
- if (napi_complete_done(napi, done))
+ if (likely(napi_complete_done(napi, done)))
mlx4_en_arm_cq(priv, cq);
return done;
}
@@ -1099,11 +1120,14 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
int i, qpn;
int err = 0;
int good_qps = 0;
+ u8 flags;
en_dbg(DRV, priv, "Configuring rss steering\n");
+
+ flags = priv->rx_ring_num == 1 ? MLX4_RESERVE_A0_QP : 0;
err = mlx4_qp_reserve_range(mdev->dev, priv->rx_ring_num,
priv->rx_ring_num,
- &rss_map->base_qpn, 0);
+ &rss_map->base_qpn, flags);
if (err) {
en_err(priv, "Failed reserving %d qps\n", priv->rx_ring_num);
return err;
@@ -1120,13 +1144,28 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
++good_qps;
}
+ if (priv->rx_ring_num == 1) {
+ rss_map->indir_qp = &rss_map->qps[0];
+ priv->base_qpn = rss_map->indir_qp->qpn;
+ en_info(priv, "Optimized Non-RSS steering\n");
+ return 0;
+ }
+
+ rss_map->indir_qp = kzalloc(sizeof(*rss_map->indir_qp), GFP_KERNEL);
+ if (!rss_map->indir_qp) {
+ err = -ENOMEM;
+ goto rss_err;
+ }
+
/* Configure RSS indirection qp */
- err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, &rss_map->indir_qp, GFP_KERNEL);
+ err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, rss_map->indir_qp,
+ GFP_KERNEL);
if (err) {
en_err(priv, "Failed to allocate RSS indirection QP\n");
goto rss_err;
}
- rss_map->indir_qp.event = mlx4_en_sqp_event;
+
+ rss_map->indir_qp->event = mlx4_en_sqp_event;
mlx4_en_fill_qp_context(priv, 0, 0, 0, 1, priv->base_qpn,
priv->rx_ring[0]->cqn, -1, &context);
@@ -1164,8 +1203,9 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
err = -EINVAL;
goto indir_err;
}
+
err = mlx4_qp_to_ready(mdev->dev, &priv->res.mtt, &context,
- &rss_map->indir_qp, &rss_map->indir_state);
+ rss_map->indir_qp, &rss_map->indir_state);
if (err)
goto indir_err;
@@ -1173,9 +1213,11 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
indir_err:
mlx4_qp_modify(mdev->dev, NULL, rss_map->indir_state,
- MLX4_QP_STATE_RST, NULL, 0, 0, &rss_map->indir_qp);
- mlx4_qp_remove(mdev->dev, &rss_map->indir_qp);
- mlx4_qp_free(mdev->dev, &rss_map->indir_qp);
+ MLX4_QP_STATE_RST, NULL, 0, 0, rss_map->indir_qp);
+ mlx4_qp_remove(mdev->dev, rss_map->indir_qp);
+ mlx4_qp_free(mdev->dev, rss_map->indir_qp);
+ kfree(rss_map->indir_qp);
+ rss_map->indir_qp = NULL;
rss_err:
for (i = 0; i < good_qps; i++) {
mlx4_qp_modify(mdev->dev, NULL, rss_map->state[i],
@@ -1193,10 +1235,15 @@ void mlx4_en_release_rss_steer(struct mlx4_en_priv *priv)
struct mlx4_en_rss_map *rss_map = &priv->rss_map;
int i;
- mlx4_qp_modify(mdev->dev, NULL, rss_map->indir_state,
- MLX4_QP_STATE_RST, NULL, 0, 0, &rss_map->indir_qp);
- mlx4_qp_remove(mdev->dev, &rss_map->indir_qp);
- mlx4_qp_free(mdev->dev, &rss_map->indir_qp);
+ if (priv->rx_ring_num > 1) {
+ mlx4_qp_modify(mdev->dev, NULL, rss_map->indir_state,
+ MLX4_QP_STATE_RST, NULL, 0, 0,
+ rss_map->indir_qp);
+ mlx4_qp_remove(mdev->dev, rss_map->indir_qp);
+ mlx4_qp_free(mdev->dev, rss_map->indir_qp);
+ kfree(rss_map->indir_qp);
+ rss_map->indir_qp = NULL;
+ }
for (i = 0; i < priv->rx_ring_num; i++) {
mlx4_qp_modify(mdev->dev, NULL, rss_map->state[i],
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c
index 17112fa..88699b1 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c
@@ -63,8 +63,8 @@ static int mlx4_en_test_loopback_xmit(struct mlx4_en_priv *priv)
skb_reserve(skb, NET_IP_ALIGN);
- ethh = (struct ethhdr *)skb_put(skb, sizeof(struct ethhdr));
- packet = (unsigned char *)skb_put(skb, packet_size);
+ ethh = skb_put(skb, sizeof(struct ethhdr));
+ packet = skb_put(skb, packet_size);
memcpy(ethh->h_dest, priv->dev->dev_addr, ETH_ALEN);
eth_zero_addr(ethh->h_source);
ethh->h_proto = htons(ETH_P_ARP);
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index 6ffd184..4f3a9b2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -234,23 +234,24 @@ static void mlx4_en_stamp_wqe(struct mlx4_en_priv *priv,
u8 owner)
{
__be32 stamp = cpu_to_be32(STAMP_VAL | (!!owner << STAMP_SHIFT));
- struct mlx4_en_tx_desc *tx_desc = ring->buf + index * TXBB_SIZE;
+ struct mlx4_en_tx_desc *tx_desc = ring->buf + (index << LOG_TXBB_SIZE);
struct mlx4_en_tx_info *tx_info = &ring->tx_info[index];
void *end = ring->buf + ring->buf_size;
__be32 *ptr = (__be32 *)tx_desc;
int i;
/* Optimize the common case when there are no wraparounds */
- if (likely((void *)tx_desc + tx_info->nr_txbb * TXBB_SIZE <= end)) {
+ if (likely((void *)tx_desc +
+ (tx_info->nr_txbb << LOG_TXBB_SIZE) <= end)) {
/* Stamp the freed descriptor */
- for (i = 0; i < tx_info->nr_txbb * TXBB_SIZE;
+ for (i = 0; i < tx_info->nr_txbb << LOG_TXBB_SIZE;
i += STAMP_STRIDE) {
*ptr = stamp;
ptr += STAMP_DWORDS;
}
} else {
/* Stamp the freed descriptor */
- for (i = 0; i < tx_info->nr_txbb * TXBB_SIZE;
+ for (i = 0; i < tx_info->nr_txbb << LOG_TXBB_SIZE;
i += STAMP_STRIDE) {
*ptr = stamp;
ptr += STAMP_DWORDS;
@@ -265,11 +266,11 @@ static void mlx4_en_stamp_wqe(struct mlx4_en_priv *priv,
u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
- int index, u8 owner, u64 timestamp,
+ int index, u64 timestamp,
int napi_mode)
{
struct mlx4_en_tx_info *tx_info = &ring->tx_info[index];
- struct mlx4_en_tx_desc *tx_desc = ring->buf + index * TXBB_SIZE;
+ struct mlx4_en_tx_desc *tx_desc = ring->buf + (index << LOG_TXBB_SIZE);
struct mlx4_wqe_data_seg *data = (void *) tx_desc + tx_info->data_offset;
void *end = ring->buf + ring->buf_size;
struct sk_buff *skb = tx_info->skb;
@@ -288,19 +289,20 @@ u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
skb_tstamp_tx(skb, &hwts);
}
- /* Optimize the common case when there are no wraparounds */
- if (likely((void *) tx_desc + tx_info->nr_txbb * TXBB_SIZE <= end)) {
- if (!tx_info->inl) {
- if (tx_info->linear)
- dma_unmap_single(priv->ddev,
- tx_info->map0_dma,
- tx_info->map0_byte_count,
- PCI_DMA_TODEVICE);
- else
- dma_unmap_page(priv->ddev,
- tx_info->map0_dma,
- tx_info->map0_byte_count,
- PCI_DMA_TODEVICE);
+ if (!tx_info->inl) {
+ if (tx_info->linear)
+ dma_unmap_single(priv->ddev,
+ tx_info->map0_dma,
+ tx_info->map0_byte_count,
+ PCI_DMA_TODEVICE);
+ else
+ dma_unmap_page(priv->ddev,
+ tx_info->map0_dma,
+ tx_info->map0_byte_count,
+ PCI_DMA_TODEVICE);
+ /* Optimize the common case when there are no wraparounds */
+ if (likely((void *)tx_desc +
+ (tx_info->nr_txbb << LOG_TXBB_SIZE) <= end)) {
for (i = 1; i < nr_maps; i++) {
data++;
dma_unmap_page(priv->ddev,
@@ -308,23 +310,10 @@ u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
be32_to_cpu(data->byte_count),
PCI_DMA_TODEVICE);
}
- }
- } else {
- if (!tx_info->inl) {
- if ((void *) data >= end) {
+ } else {
+ if ((void *)data >= end)
data = ring->buf + ((void *)data - end);
- }
- if (tx_info->linear)
- dma_unmap_single(priv->ddev,
- tx_info->map0_dma,
- tx_info->map0_byte_count,
- PCI_DMA_TODEVICE);
- else
- dma_unmap_page(priv->ddev,
- tx_info->map0_dma,
- tx_info->map0_byte_count,
- PCI_DMA_TODEVICE);
for (i = 1; i < nr_maps; i++) {
data++;
/* Check for wraparound before unmapping */
@@ -344,7 +333,7 @@ u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
- int index, u8 owner, u64 timestamp,
+ int index, u64 timestamp,
int napi_mode)
{
struct mlx4_en_tx_info *tx_info = &ring->tx_info[index];
@@ -381,8 +370,7 @@ int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring)
while (ring->cons != ring->prod) {
ring->last_nr_txbb = ring->free_tx_desc(priv, ring,
ring->cons & ring->size_mask,
- !!(ring->cons & ring->size), 0,
- 0 /* Non-NAPI caller */);
+ 0, 0 /* Non-NAPI caller */);
ring->cons += ring->last_nr_txbb;
cnt++;
}
@@ -396,15 +384,14 @@ int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring)
return cnt;
}
-static bool mlx4_en_process_tx_cq(struct net_device *dev,
- struct mlx4_en_cq *cq, int napi_budget)
+bool mlx4_en_process_tx_cq(struct net_device *dev,
+ struct mlx4_en_cq *cq, int napi_budget)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
struct mlx4_cq *mcq = &cq->mcq;
struct mlx4_en_tx_ring *ring = priv->tx_ring[cq->type][cq->ring];
struct mlx4_cqe *cqe;
- u16 index;
- u16 new_index, ring_index, stamp_index;
+ u16 index, ring_index, stamp_index;
u32 txbbs_skipped = 0;
u32 txbbs_stamp = 0;
u32 cons_index = mcq->cons_index;
@@ -419,7 +406,7 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
u32 last_nr_txbb;
u32 ring_cons;
- if (!priv->port_up)
+ if (unlikely(!priv->port_up))
return true;
netdev_txq_bql_complete_prefetchw(ring->tx_queue);
@@ -434,6 +421,8 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
/* Process all completed CQEs */
while (XNOR(cqe->owner_sr_opcode & MLX4_CQE_OWNER_MASK,
cons_index & size) && (done < budget)) {
+ u16 new_index;
+
/*
* make sure we read the CQE after we read the
* ownership bit
@@ -464,8 +453,7 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
/* free next descriptor */
last_nr_txbb = ring->free_tx_desc(
priv, ring, ring_index,
- !!((ring_cons + txbbs_skipped) &
- ring->size), timestamp, napi_budget);
+ timestamp, napi_budget);
mlx4_en_stamp_wqe(priv, ring, stamp_index,
!!((ring_cons + txbbs_stamp) &
@@ -481,7 +469,6 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
cqe = mlx4_en_get_cqe(buf, index, priv->cqe_size) + factor;
}
-
/*
* To prevent CQ overflow we first update CQ consumer and only then
* the ring consumer.
@@ -494,7 +481,7 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
ACCESS_ONCE(ring->last_nr_txbb) = last_nr_txbb;
ACCESS_ONCE(ring->cons) = ring_cons + txbbs_skipped;
- if (ring->free_tx_desc == mlx4_en_recycle_tx_desc)
+ if (cq->type == TX_XDP)
return done < budget;
netdev_tx_completed_queue(ring->tx_queue, packets, bytes);
@@ -506,6 +493,7 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
netif_tx_wake_queue(ring->tx_queue);
ring->wake_queue++;
}
+
return done < budget;
}
@@ -526,7 +514,7 @@ int mlx4_en_poll_tx_cq(struct napi_struct *napi, int budget)
struct mlx4_en_cq *cq = container_of(napi, struct mlx4_en_cq, napi);
struct net_device *dev = cq->dev;
struct mlx4_en_priv *priv = netdev_priv(dev);
- int clean_complete;
+ bool clean_complete;
clean_complete = mlx4_en_process_tx_cq(dev, cq, budget);
if (!clean_complete)
@@ -543,7 +531,7 @@ static struct mlx4_en_tx_desc *mlx4_en_bounce_to_desc(struct mlx4_en_priv *priv,
u32 index,
unsigned int desc_size)
{
- u32 copy = (ring->size - index) * TXBB_SIZE;
+ u32 copy = (ring->size - index) << LOG_TXBB_SIZE;
int i;
for (i = desc_size - copy - 4; i >= 0; i -= 4) {
@@ -558,12 +546,12 @@ static struct mlx4_en_tx_desc *mlx4_en_bounce_to_desc(struct mlx4_en_priv *priv,
if ((i & (TXBB_SIZE - 1)) == 0)
wmb();
- *((u32 *) (ring->buf + index * TXBB_SIZE + i)) =
+ *((u32 *)(ring->buf + (index << LOG_TXBB_SIZE) + i)) =
*((u32 *) (ring->bounce_buf + i));
}
/* Return real descriptor location */
- return ring->buf + index * TXBB_SIZE;
+ return ring->buf + (index << LOG_TXBB_SIZE);
}
/* Decide if skb can be inlined in tx descriptor to avoid dma mapping
@@ -703,15 +691,11 @@ u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb,
{
struct mlx4_en_priv *priv = netdev_priv(dev);
u16 rings_p_up = priv->num_tx_rings_p_up;
- u8 up = 0;
if (netdev_get_num_tc(dev))
return skb_tx_hash(dev, skb);
- if (skb_vlan_tag_present(skb))
- up = skb_vlan_tag_get(skb) >> VLAN_PRIO_SHIFT;
-
- return fallback(dev, skb) % rings_p_up + up * rings_p_up;
+ return fallback(dev, skb) % rings_p_up;
}
static void mlx4_bf_copy(void __iomem *dst, const void *src,
@@ -775,37 +759,101 @@ static void mlx4_en_tx_write_desc(struct mlx4_en_tx_ring *ring,
}
}
+static bool mlx4_en_build_dma_wqe(struct mlx4_en_priv *priv,
+ struct skb_shared_info *shinfo,
+ struct mlx4_wqe_data_seg *data,
+ struct sk_buff *skb,
+ int lso_header_size,
+ __be32 mr_key,
+ struct mlx4_en_tx_info *tx_info)
+{
+ struct device *ddev = priv->ddev;
+ dma_addr_t dma = 0;
+ u32 byte_count = 0;
+ int i_frag;
+
+ /* Map fragments if any */
+ for (i_frag = shinfo->nr_frags - 1; i_frag >= 0; i_frag--) {
+ const struct skb_frag_struct *frag;
+
+ frag = &shinfo->frags[i_frag];
+ byte_count = skb_frag_size(frag);
+ dma = skb_frag_dma_map(ddev, frag,
+ 0, byte_count,
+ DMA_TO_DEVICE);
+ if (dma_mapping_error(ddev, dma))
+ goto tx_drop_unmap;
+
+ data->addr = cpu_to_be64(dma);
+ data->lkey = mr_key;
+ dma_wmb();
+ data->byte_count = cpu_to_be32(byte_count);
+ --data;
+ }
+
+ /* Map linear part if needed */
+ if (tx_info->linear) {
+ byte_count = skb_headlen(skb) - lso_header_size;
+
+ dma = dma_map_single(ddev, skb->data +
+ lso_header_size, byte_count,
+ PCI_DMA_TODEVICE);
+ if (dma_mapping_error(ddev, dma))
+ goto tx_drop_unmap;
+
+ data->addr = cpu_to_be64(dma);
+ data->lkey = mr_key;
+ dma_wmb();
+ data->byte_count = cpu_to_be32(byte_count);
+ }
+ /* tx completion can avoid cache line miss for common cases */
+ tx_info->map0_dma = dma;
+ tx_info->map0_byte_count = byte_count;
+
+ return true;
+
+tx_drop_unmap:
+ en_err(priv, "DMA mapping error\n");
+
+ while (++i_frag < shinfo->nr_frags) {
+ ++data;
+ dma_unmap_page(ddev, (dma_addr_t)be64_to_cpu(data->addr),
+ be32_to_cpu(data->byte_count),
+ PCI_DMA_TODEVICE);
+ }
+
+ return false;
+}
+
netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct skb_shared_info *shinfo = skb_shinfo(skb);
struct mlx4_en_priv *priv = netdev_priv(dev);
union mlx4_wqe_qpn_vlan qpn_vlan = {};
- struct device *ddev = priv->ddev;
struct mlx4_en_tx_ring *ring;
struct mlx4_en_tx_desc *tx_desc;
struct mlx4_wqe_data_seg *data;
struct mlx4_en_tx_info *tx_info;
- int tx_ind = 0;
+ int tx_ind;
int nr_txbb;
int desc_size;
int real_size;
u32 index, bf_index;
__be32 op_own;
- u16 vlan_proto = 0;
- int i_frag;
int lso_header_size;
void *fragptr = NULL;
bool bounce = false;
bool send_doorbell;
bool stop_queue;
bool inline_ok;
+ u8 data_offset;
u32 ring_cons;
bool bf_ok;
tx_ind = skb_get_queue_mapping(skb);
ring = priv->tx_ring[TX][tx_ind];
- if (!priv->port_up)
+ if (unlikely(!priv->port_up))
goto tx_drop;
/* fetch ring->cons far ahead before needing it to avoid stall */
@@ -818,7 +866,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
/* Align descriptor to TXBB size */
desc_size = ALIGN(real_size, TXBB_SIZE);
- nr_txbb = desc_size / TXBB_SIZE;
+ nr_txbb = desc_size >> LOG_TXBB_SIZE;
if (unlikely(nr_txbb > MAX_DESC_TXBBS)) {
if (netif_msg_tx_err(priv))
en_warn(priv, "Oversized header or SG list\n");
@@ -827,6 +875,8 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
bf_ok = ring->bf_enabled;
if (skb_vlan_tag_present(skb)) {
+ u16 vlan_proto;
+
qpn_vlan.vlan_tag = cpu_to_be16(skb_vlan_tag_get(skb));
vlan_proto = be16_to_cpu(skb->vlan_proto);
if (vlan_proto == ETH_P_8021AD)
@@ -851,7 +901,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
/* See if we have enough space for whole descriptor TXBB for setting
* SW ownership on next descriptor; if not, use a bounce buffer. */
if (likely(index + nr_txbb <= ring->size))
- tx_desc = ring->buf + index * TXBB_SIZE;
+ tx_desc = ring->buf + (index << LOG_TXBB_SIZE);
else {
tx_desc = (struct mlx4_en_tx_desc *) ring->bounce_buf;
bounce = true;
@@ -863,64 +913,31 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
tx_info->skb = skb;
tx_info->nr_txbb = nr_txbb;
- data = &tx_desc->data;
- if (lso_header_size)
- data = ((void *)&tx_desc->lso + ALIGN(lso_header_size + 4,
- DS_SIZE));
+ if (!lso_header_size) {
+ data = &tx_desc->data;
+ data_offset = offsetof(struct mlx4_en_tx_desc, data);
+ } else {
+ int lso_align = ALIGN(lso_header_size + 4, DS_SIZE);
+
+ data = (void *)&tx_desc->lso + lso_align;
+ data_offset = offsetof(struct mlx4_en_tx_desc, lso) + lso_align;
+ }
/* valid only for none inline segments */
- tx_info->data_offset = (void *)data - (void *)tx_desc;
+ tx_info->data_offset = data_offset;
tx_info->inl = inline_ok;
- tx_info->linear = (lso_header_size < skb_headlen(skb) &&
- !inline_ok) ? 1 : 0;
+ tx_info->linear = lso_header_size < skb_headlen(skb) && !inline_ok;
tx_info->nr_maps = shinfo->nr_frags + tx_info->linear;
data += tx_info->nr_maps - 1;
- if (!tx_info->inl) {
- dma_addr_t dma = 0;
- u32 byte_count = 0;
-
- /* Map fragments if any */
- for (i_frag = shinfo->nr_frags - 1; i_frag >= 0; i_frag--) {
- const struct skb_frag_struct *frag;
-
- frag = &shinfo->frags[i_frag];
- byte_count = skb_frag_size(frag);
- dma = skb_frag_dma_map(ddev, frag,
- 0, byte_count,
- DMA_TO_DEVICE);
- if (dma_mapping_error(ddev, dma))
- goto tx_drop_unmap;
-
- data->addr = cpu_to_be64(dma);
- data->lkey = ring->mr_key;
- dma_wmb();
- data->byte_count = cpu_to_be32(byte_count);
- --data;
- }
-
- /* Map linear part if needed */
- if (tx_info->linear) {
- byte_count = skb_headlen(skb) - lso_header_size;
-
- dma = dma_map_single(ddev, skb->data +
- lso_header_size, byte_count,
- PCI_DMA_TODEVICE);
- if (dma_mapping_error(ddev, dma))
- goto tx_drop_unmap;
-
- data->addr = cpu_to_be64(dma);
- data->lkey = ring->mr_key;
- dma_wmb();
- data->byte_count = cpu_to_be32(byte_count);
- }
- /* tx completion can avoid cache line miss for common cases */
- tx_info->map0_dma = dma;
- tx_info->map0_byte_count = byte_count;
- }
+ if (!tx_info->inl)
+ if (!mlx4_en_build_dma_wqe(priv, shinfo, data, skb,
+ lso_header_size, ring->mr_key,
+ tx_info))
+ goto tx_drop_count;
/*
* For timestamping add flag to skb_shinfo and
@@ -1056,16 +1073,6 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
}
return NETDEV_TX_OK;
-tx_drop_unmap:
- en_err(priv, "DMA mapping error\n");
-
- while (++i_frag < shinfo->nr_frags) {
- ++data;
- dma_unmap_page(ddev, (dma_addr_t) be64_to_cpu(data->addr),
- be32_to_cpu(data->byte_count),
- PCI_DMA_TODEVICE);
- }
-
tx_drop_count:
ring->tx_dropped++;
tx_drop:
@@ -1073,52 +1080,41 @@ tx_drop:
return NETDEV_TX_OK;
}
+#define MLX4_EN_XDP_TX_NRTXBB 1
+#define MLX4_EN_XDP_TX_REAL_SZ (((CTRL_SIZE + MLX4_EN_XDP_TX_NRTXBB * DS_SIZE) \
+ / 16) & 0x3f)
+
netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_ring *rx_ring,
struct mlx4_en_rx_alloc *frame,
struct net_device *dev, unsigned int length,
- int tx_ind, int *doorbell_pending)
+ int tx_ind, bool *doorbell_pending)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
union mlx4_wqe_qpn_vlan qpn_vlan = {};
- struct mlx4_en_tx_ring *ring;
struct mlx4_en_tx_desc *tx_desc;
- struct mlx4_wqe_data_seg *data;
struct mlx4_en_tx_info *tx_info;
- int index, bf_index;
- bool send_doorbell;
- int nr_txbb = 1;
- bool stop_queue;
+ struct mlx4_wqe_data_seg *data;
+ struct mlx4_en_tx_ring *ring;
dma_addr_t dma;
- int real_size;
__be32 op_own;
- u32 ring_cons;
- bool bf_ok;
+ int index;
- BUILD_BUG_ON_MSG(ALIGN(CTRL_SIZE + DS_SIZE, TXBB_SIZE) != TXBB_SIZE,
- "mlx4_en_xmit_frame requires minimum size tx desc");
+ if (unlikely(!priv->port_up))
+ goto tx_drop;
ring = priv->tx_ring[TX_XDP][tx_ind];
- if (!priv->port_up)
- goto tx_drop;
-
- if (mlx4_en_is_tx_ring_full(ring))
+ if (unlikely(mlx4_en_is_tx_ring_full(ring)))
goto tx_drop_count;
- /* fetch ring->cons far ahead before needing it to avoid stall */
- ring_cons = READ_ONCE(ring->cons);
-
index = ring->prod & ring->size_mask;
tx_info = &ring->tx_info[index];
- bf_ok = ring->bf_enabled;
-
/* Track current inflight packets for performance analysis */
AVG_PERF_COUNTER(priv->pstats.inflight_avg,
- (u32)(ring->prod - ring_cons - 1));
+ (u32)(ring->prod - READ_ONCE(ring->cons) - 1));
- bf_index = ring->prod;
- tx_desc = ring->buf + index * TXBB_SIZE;
+ tx_desc = ring->buf + (index << LOG_TXBB_SIZE);
data = &tx_desc->data;
dma = frame->dma;
@@ -1127,9 +1123,9 @@ netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_ring *rx_ring,
frame->page = NULL;
tx_info->map0_dma = dma;
tx_info->map0_byte_count = PAGE_SIZE;
- tx_info->nr_txbb = nr_txbb;
+ tx_info->nr_txbb = MLX4_EN_XDP_TX_NRTXBB;
tx_info->nr_bytes = max_t(unsigned int, length, ETH_ZLEN);
- tx_info->data_offset = (void *)data - (void *)tx_desc;
+ tx_info->data_offset = offsetof(struct mlx4_en_tx_desc, data);
tx_info->ts_requested = 0;
tx_info->nr_maps = 1;
tx_info->linear = 1;
@@ -1153,28 +1149,19 @@ netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_ring *rx_ring,
rx_ring->xdp_tx++;
AVG_PERF_COUNTER(priv->pstats.tx_pktsz_avg, length);
- ring->prod += nr_txbb;
-
- stop_queue = mlx4_en_is_tx_ring_full(ring);
- send_doorbell = stop_queue ||
- *doorbell_pending > MLX4_EN_DOORBELL_BUDGET;
- bf_ok &= send_doorbell;
+ ring->prod += MLX4_EN_XDP_TX_NRTXBB;
- real_size = ((CTRL_SIZE + nr_txbb * DS_SIZE) / 16) & 0x3f;
+ qpn_vlan.fence_size = MLX4_EN_XDP_TX_REAL_SZ;
- if (bf_ok)
- qpn_vlan.bf_qpn = ring->doorbell_qpn | cpu_to_be32(real_size);
- else
- qpn_vlan.fence_size = real_size;
-
- mlx4_en_tx_write_desc(ring, tx_desc, qpn_vlan, TXBB_SIZE, bf_index,
- op_own, bf_ok, send_doorbell);
- *doorbell_pending = send_doorbell ? 0 : *doorbell_pending + 1;
+ mlx4_en_tx_write_desc(ring, tx_desc, qpn_vlan, TXBB_SIZE, 0,
+ op_own, false, false);
+ *doorbell_pending = true;
return NETDEV_TX_OK;
tx_drop_count:
rx_ring->xdp_tx_full++;
+ *doorbell_pending = true;
tx_drop:
return NETDEV_TX_BUSY;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 83aab1e..a27c9c1 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -91,7 +91,7 @@ module_param_array(probe_vf, byte, &probe_vfs_argc, 0444);
MODULE_PARM_DESC(probe_vf, "number of vfs to probe by pf driver (num_vfs > 0)\n"
"probe_vf=port1,port2,port1+2");
-int mlx4_log_num_mgm_entry_size = MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE;
+static int mlx4_log_num_mgm_entry_size = MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE;
module_param_named(log_num_mgm_entry_size,
mlx4_log_num_mgm_entry_size, int, 0444);
MODULE_PARM_DESC(log_num_mgm_entry_size, "log mgm size, that defines the num"
@@ -119,7 +119,7 @@ MODULE_PARM_DESC(enable_4k_uar,
static char mlx4_version[] =
DRV_NAME ": Mellanox ConnectX core driver v"
- DRV_VERSION " (" DRV_RELDATE ")\n";
+ DRV_VERSION "\n";
static struct mlx4_profile default_profile = {
.num_qp = 1 << 18,
@@ -2356,8 +2356,8 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
MLX4_A0_STEERING_TABLE_SIZE;
}
- mlx4_dbg(dev, "DMFS high rate steer mode is: %s\n",
- dmfs_high_rate_steering_mode_str(
+ mlx4_info(dev, "DMFS high rate steer mode is: %s\n",
+ dmfs_high_rate_steering_mode_str(
dev->caps.dmfs_high_steer_mode));
}
} else {
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
index b4f1bc5..30616cd 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
@@ -56,8 +56,7 @@
#define DRV_NAME "mlx4_core"
#define PFX DRV_NAME ": "
-#define DRV_VERSION "2.2-1"
-#define DRV_RELDATE "Feb, 2014"
+#define DRV_VERSION "4.0-0"
#define MLX4_FS_UDP_UC_EN (1 << 1)
#define MLX4_FS_TCP_UC_EN (1 << 2)
@@ -231,7 +230,6 @@ do { \
#define mlx4_warn(mdev, format, ...) \
dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
-extern int mlx4_log_num_mgm_entry_size;
extern int log_mtts_per_seg;
extern int mlx4_internal_err_reset;
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index 39f401a..d350b21 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -58,8 +58,7 @@
#include "mlx4_stats.h"
#define DRV_NAME "mlx4_en"
-#define DRV_VERSION "2.2-1"
-#define DRV_RELDATE "Feb 2014"
+#define DRV_VERSION "4.0-0"
#define MLX4_EN_MSG_LEVEL (NETIF_MSG_LINK | NETIF_MSG_IFDOWN)
@@ -73,7 +72,8 @@
#define DEF_RX_RINGS 16
#define MAX_RX_RINGS 128
#define MIN_RX_RINGS 4
-#define TXBB_SIZE 64
+#define LOG_TXBB_SIZE 6
+#define TXBB_SIZE BIT(LOG_TXBB_SIZE)
#define HEADROOM (2048 / TXBB_SIZE + 1)
#define STAMP_STRIDE 64
#define STAMP_DWORDS (STAMP_STRIDE / 4)
@@ -115,14 +115,14 @@
#define MLX4_EN_SMALL_PKT_SIZE 64
#define MLX4_EN_MIN_TX_RING_P_UP 1
#define MLX4_EN_MAX_TX_RING_P_UP 32
-#define MLX4_EN_NUM_UP 8
-#define MLX4_EN_DEF_TX_RING_SIZE 512
+#define MLX4_EN_NUM_UP_LOW 1
+#define MLX4_EN_NUM_UP_HIGH 8
#define MLX4_EN_DEF_RX_RING_SIZE 1024
+#define MLX4_EN_DEF_TX_RING_SIZE MLX4_EN_DEF_RX_RING_SIZE
#define MAX_TX_RINGS (MLX4_EN_MAX_TX_RING_P_UP * \
- MLX4_EN_NUM_UP)
+ MLX4_EN_NUM_UP_HIGH)
#define MLX4_EN_DEFAULT_TX_WORK 256
-#define MLX4_EN_DOORBELL_BUDGET 8
/* Target number of packets to coalesce with interrupt moderation */
#define MLX4_EN_RX_COAL_TARGET 44
@@ -277,7 +277,7 @@ struct mlx4_en_tx_ring {
struct netdev_queue *tx_queue;
u32 (*free_tx_desc)(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
- int index, u8 owner,
+ int index,
u64 timestamp, int napi_mode);
struct mlx4_en_rx_ring *recycle_ring;
@@ -360,7 +360,10 @@ struct mlx4_en_cq {
struct mlx4_hwq_resources wqres;
int ring;
struct net_device *dev;
- struct napi_struct napi;
+ union {
+ struct napi_struct napi;
+ bool xdp_busy;
+ };
int size;
int buf_size;
int vector;
@@ -384,6 +387,7 @@ struct mlx4_en_port_profile {
u8 rx_ppp;
u8 tx_pause;
u8 tx_ppp;
+ u8 num_up;
int rss_rings;
int inline_thold;
struct hwtstamp_config hwtstamp_config;
@@ -432,7 +436,7 @@ struct mlx4_en_rss_map {
int base_qpn;
struct mlx4_qp qps[MAX_RX_RINGS];
enum mlx4_qp_state state[MAX_RX_RINGS];
- struct mlx4_qp indir_qp;
+ struct mlx4_qp *indir_qp;
enum mlx4_qp_state indir_state;
};
@@ -483,7 +487,7 @@ enum dcb_pfc_type {
struct mlx4_en_cee_config {
bool pfc_state;
- enum dcb_pfc_type dcb_pfc[MLX4_EN_NUM_UP];
+ enum dcb_pfc_type dcb_pfc[MLX4_EN_NUM_UP_HIGH];
};
#endif
@@ -690,7 +694,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev);
netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_ring *rx_ring,
struct mlx4_en_rx_alloc *frame,
struct net_device *dev, unsigned int length,
- int tx_ind, int *doorbell_pending);
+ int tx_ind, bool *doorbell_pending);
void mlx4_en_xmit_doorbell(struct mlx4_en_tx_ring *ring);
bool mlx4_en_rx_recycle(struct mlx4_en_rx_ring *ring,
struct mlx4_en_rx_alloc *frame);
@@ -722,13 +726,15 @@ int mlx4_en_process_rx_cq(struct net_device *dev,
int budget);
int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget);
int mlx4_en_poll_tx_cq(struct napi_struct *napi, int budget);
+bool mlx4_en_process_tx_cq(struct net_device *dev,
+ struct mlx4_en_cq *cq, int napi_budget);
u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
- int index, u8 owner, u64 timestamp,
+ int index, u64 timestamp,
int napi_mode);
u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
- int index, u8 owner, u64 timestamp,
+ int index, u64 timestamp,
int napi_mode);
void mlx4_en_fill_qp_context(struct mlx4_en_priv *priv, int size, int stride,
int is_tx, int rss, int qpn, int cqn, int user_prio,
@@ -757,6 +763,7 @@ extern const struct dcbnl_rtnl_ops mlx4_en_dcbnl_pfc_ops;
#endif
int mlx4_en_setup_tc(struct net_device *dev, u8 up);
+int mlx4_en_alloc_tx_queue_per_tc(struct net_device *dev, u8 tc);
#ifdef CONFIG_RFS_ACCEL
void mlx4_en_cleanup_filters(struct mlx4_en_priv *priv);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
index 27251a7..5aee059 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
+++ b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
@@ -11,6 +11,20 @@ config MLX5_CORE
Core driver for low level functionality of the ConnectX-4 and
Connect-IB cards by Mellanox Technologies.
+config MLX5_ACCEL
+ bool
+
+config MLX5_FPGA
+ bool "Mellanox Technologies Innova support"
+ depends on MLX5_CORE
+ select MLX5_ACCEL
+ ---help---
+ Build support for the Innova family of network cards by Mellanox
+ Technologies. Innova network cards are comprised of a ConnectX chip
+ and an FPGA chip on one board. If you select this option, the
+ mlx5_core driver will include the Innova FPGA core and allow building
+ sandbox-specific client drivers.
+
config MLX5_CORE_EN
bool "Mellanox Technologies ConnectX-4 Ethernet support"
depends on NETDEVICES && ETHERNET && INET && PCI && MLX5_CORE
@@ -38,3 +52,15 @@ config MLX5_CORE_IPOIB
default n
---help---
MLX5 IPoIB offloads & acceleration support.
+
+config MLX5_EN_IPSEC
+ bool "IPSec XFRM cryptography-offload accelaration"
+ depends on MLX5_ACCEL
+ depends on MLX5_CORE_EN
+ depends on XFRM_OFFLOAD
+ depends on INET_ESP_OFFLOAD || INET6_ESP_OFFLOAD
+ default n
+ ---help---
+ Build support for IPsec cryptography-offload accelaration in the NIC.
+ Note: Support for hardware with this capability needs to be selected
+ for this option to become available.
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
index 9e64461..ca36744 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile
+++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
@@ -1,9 +1,15 @@
obj-$(CONFIG_MLX5_CORE) += mlx5_core.o
+subdir-ccflags-y += -I$(src)
mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \
health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \
mad.o transobj.o vport.o sriov.o fs_cmd.o fs_core.o \
- fs_counters.o rl.o lag.o dev.o
+ fs_counters.o rl.o lag.o dev.o lib/gid.o
+
+mlx5_core-$(CONFIG_MLX5_ACCEL) += accel/ipsec.o
+
+mlx5_core-$(CONFIG_MLX5_FPGA) += fpga/cmd.o fpga/core.o fpga/conn.o fpga/sdk.o \
+ fpga/ipsec.o
mlx5_core-$(CONFIG_MLX5_CORE_EN) += wq.o eswitch.o eswitch_offloads.o \
en_main.o en_common.o en_fs.o en_ethtool.o en_tx.o \
@@ -12,4 +18,7 @@ mlx5_core-$(CONFIG_MLX5_CORE_EN) += wq.o eswitch.o eswitch_offloads.o \
mlx5_core-$(CONFIG_MLX5_CORE_EN_DCB) += en_dcbnl.o
-mlx5_core-$(CONFIG_MLX5_CORE_IPOIB) += ipoib.o
+mlx5_core-$(CONFIG_MLX5_CORE_IPOIB) += ipoib/ipoib.o ipoib/ethtool.o
+
+mlx5_core-$(CONFIG_MLX5_EN_IPSEC) += en_accel/ipsec.o en_accel/ipsec_rxtx.o \
+ en_accel/ipsec_stats.o
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.c
new file mode 100644
index 0000000..53e69ed
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <linux/mlx5/device.h>
+
+#include "accel/ipsec.h"
+#include "mlx5_core.h"
+#include "fpga/ipsec.h"
+
+void *mlx5_accel_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
+ struct mlx5_accel_ipsec_sa *cmd)
+{
+ if (!MLX5_IPSEC_DEV(mdev))
+ return ERR_PTR(-EOPNOTSUPP);
+
+ return mlx5_fpga_ipsec_sa_cmd_exec(mdev, cmd);
+}
+
+int mlx5_accel_ipsec_sa_cmd_wait(void *ctx)
+{
+ return mlx5_fpga_ipsec_sa_cmd_wait(ctx);
+}
+
+u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev)
+{
+ return mlx5_fpga_ipsec_device_caps(mdev);
+}
+
+unsigned int mlx5_accel_ipsec_counters_count(struct mlx5_core_dev *mdev)
+{
+ return mlx5_fpga_ipsec_counters_count(mdev);
+}
+
+int mlx5_accel_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
+ unsigned int count)
+{
+ return mlx5_fpga_ipsec_counters_read(mdev, counters, count);
+}
+
+int mlx5_accel_ipsec_init(struct mlx5_core_dev *mdev)
+{
+ return mlx5_fpga_ipsec_init(mdev);
+}
+
+void mlx5_accel_ipsec_cleanup(struct mlx5_core_dev *mdev)
+{
+ mlx5_fpga_ipsec_cleanup(mdev);
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.h
new file mode 100644
index 0000000..d6e20fe
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/accel/ipsec.h
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef __MLX5_ACCEL_IPSEC_H__
+#define __MLX5_ACCEL_IPSEC_H__
+
+#ifdef CONFIG_MLX5_ACCEL
+
+#include <linux/mlx5/driver.h>
+
+enum {
+ MLX5_ACCEL_IPSEC_DEVICE = BIT(1),
+ MLX5_ACCEL_IPSEC_IPV6 = BIT(2),
+ MLX5_ACCEL_IPSEC_ESP = BIT(3),
+ MLX5_ACCEL_IPSEC_LSO = BIT(4),
+};
+
+#define MLX5_IPSEC_SADB_IP_AH BIT(7)
+#define MLX5_IPSEC_SADB_IP_ESP BIT(6)
+#define MLX5_IPSEC_SADB_SA_VALID BIT(5)
+#define MLX5_IPSEC_SADB_SPI_EN BIT(4)
+#define MLX5_IPSEC_SADB_DIR_SX BIT(3)
+#define MLX5_IPSEC_SADB_IPV6 BIT(2)
+
+enum {
+ MLX5_IPSEC_CMD_ADD_SA = 0,
+ MLX5_IPSEC_CMD_DEL_SA = 1,
+};
+
+enum mlx5_accel_ipsec_enc_mode {
+ MLX5_IPSEC_SADB_MODE_NONE = 0,
+ MLX5_IPSEC_SADB_MODE_AES_GCM_128_AUTH_128 = 1,
+ MLX5_IPSEC_SADB_MODE_AES_GCM_256_AUTH_128 = 3,
+};
+
+#define MLX5_IPSEC_DEV(mdev) (mlx5_accel_ipsec_device_caps(mdev) & \
+ MLX5_ACCEL_IPSEC_DEVICE)
+
+struct mlx5_accel_ipsec_sa {
+ __be32 cmd;
+ u8 key_enc[32];
+ u8 key_auth[32];
+ __be32 sip[4];
+ __be32 dip[4];
+ union {
+ struct {
+ __be32 reserved;
+ u8 salt_iv[8];
+ __be32 salt;
+ } __packed gcm;
+ struct {
+ u8 salt[16];
+ } __packed cbc;
+ };
+ __be32 spi;
+ __be32 sw_sa_handle;
+ __be16 tfclen;
+ u8 enc_mode;
+ u8 sip_masklen;
+ u8 dip_masklen;
+ u8 flags;
+ u8 reserved[2];
+} __packed;
+
+/**
+ * mlx5_accel_ipsec_sa_cmd_exec - Execute an IPSec SADB command
+ * @mdev: mlx5 device
+ * @cmd: command to execute
+ * May be called from atomic context. Returns context pointer, or error
+ * Caller must eventually call mlx5_accel_ipsec_sa_cmd_wait from non-atomic
+ * context, to cleanup the context pointer
+ */
+void *mlx5_accel_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
+ struct mlx5_accel_ipsec_sa *cmd);
+
+/**
+ * mlx5_accel_ipsec_sa_cmd_wait - Wait for command execution completion
+ * @context: Context pointer returned from call to mlx5_accel_ipsec_sa_cmd_exec
+ * Sleeps (killable) until command execution is complete.
+ * Returns the command result, or -EINTR if killed
+ */
+int mlx5_accel_ipsec_sa_cmd_wait(void *context);
+
+u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev);
+
+unsigned int mlx5_accel_ipsec_counters_count(struct mlx5_core_dev *mdev);
+int mlx5_accel_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
+ unsigned int count);
+
+int mlx5_accel_ipsec_init(struct mlx5_core_dev *mdev);
+void mlx5_accel_ipsec_cleanup(struct mlx5_core_dev *mdev);
+
+#else
+
+#define MLX5_IPSEC_DEV(mdev) false
+
+static inline int mlx5_accel_ipsec_init(struct mlx5_core_dev *mdev)
+{
+ return 0;
+}
+
+static inline void mlx5_accel_ipsec_cleanup(struct mlx5_core_dev *mdev)
+{
+}
+
+#endif
+
+#endif /* __MLX5_ACCEL_IPSEC_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/alloc.c b/drivers/net/ethernet/mellanox/mlx5/core/alloc.c
index 66bd213..3c95f7f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/alloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/alloc.c
@@ -274,7 +274,6 @@ void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db)
}
EXPORT_SYMBOL_GPL(mlx5_db_free);
-
void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas)
{
u64 addr;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index 10d2828..f5a2c60 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -217,7 +217,6 @@ static void free_cmd(struct mlx5_cmd_work_ent *ent)
kfree(ent);
}
-
static int verify_signature(struct mlx5_cmd_work_ent *ent)
{
struct mlx5_cmd_mailbox *next = ent->out->next;
@@ -308,6 +307,7 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op,
case MLX5_CMD_OP_SET_FLOW_TABLE_ROOT:
case MLX5_CMD_OP_DEALLOC_ENCAP_HEADER:
case MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT:
+ case MLX5_CMD_OP_FPGA_DESTROY_QP:
return MLX5_CMD_STAT_OK;
case MLX5_CMD_OP_QUERY_HCA_CAP:
@@ -420,6 +420,10 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op,
case MLX5_CMD_OP_QUERY_FLOW_COUNTER:
case MLX5_CMD_OP_ALLOC_ENCAP_HEADER:
case MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT:
+ case MLX5_CMD_OP_FPGA_CREATE_QP:
+ case MLX5_CMD_OP_FPGA_MODIFY_QP:
+ case MLX5_CMD_OP_FPGA_QUERY_QP:
+ case MLX5_CMD_OP_FPGA_QUERY_QP_COUNTERS:
*status = MLX5_DRIVER_STATUS_ABORTED;
*synd = MLX5_DRIVER_SYND;
return -EIO;
@@ -586,6 +590,11 @@ const char *mlx5_command_str(int command)
MLX5_COMMAND_STR_CASE(DEALLOC_ENCAP_HEADER);
MLX5_COMMAND_STR_CASE(ALLOC_MODIFY_HEADER_CONTEXT);
MLX5_COMMAND_STR_CASE(DEALLOC_MODIFY_HEADER_CONTEXT);
+ MLX5_COMMAND_STR_CASE(FPGA_CREATE_QP);
+ MLX5_COMMAND_STR_CASE(FPGA_MODIFY_QP);
+ MLX5_COMMAND_STR_CASE(FPGA_QUERY_QP);
+ MLX5_COMMAND_STR_CASE(FPGA_QUERY_QP_COUNTERS);
+ MLX5_COMMAND_STR_CASE(FPGA_DESTROY_QP);
default: return "unknown command opcode";
}
}
@@ -786,6 +795,8 @@ static void cmd_work_handler(struct work_struct *work)
struct mlx5_cmd_layout *lay;
struct semaphore *sem;
unsigned long flags;
+ bool poll_cmd = ent->polling;
+
sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem;
down(sem);
@@ -846,7 +857,7 @@ static void cmd_work_handler(struct work_struct *work)
iowrite32be(1 << ent->idx, &dev->iseg->cmd_dbell);
mmiowb();
/* if not in polling don't use ent after this point */
- if (cmd->mode == CMD_MODE_POLLING) {
+ if (cmd->mode == CMD_MODE_POLLING || poll_cmd) {
poll_timeout(ent);
/* make sure we read the descriptor after ownership is SW */
rmb();
@@ -874,7 +885,7 @@ static const char *deliv_status_to_str(u8 status)
case MLX5_CMD_DELIVERY_STAT_IN_LENGTH_ERR:
return "command input length error";
case MLX5_CMD_DELIVERY_STAT_OUT_LENGTH_ERR:
- return "command ouput length error";
+ return "command output length error";
case MLX5_CMD_DELIVERY_STAT_RES_FLD_NOT_CLR_ERR:
return "reserved fields not cleared";
case MLX5_CMD_DELIVERY_STAT_CMD_DESCR_ERR:
@@ -890,7 +901,7 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent)
struct mlx5_cmd *cmd = &dev->cmd;
int err;
- if (cmd->mode == CMD_MODE_POLLING) {
+ if (cmd->mode == CMD_MODE_POLLING || ent->polling) {
wait_for_completion(&ent->done);
} else if (!wait_for_completion_timeout(&ent->done, timeout)) {
ent->ret = -ETIMEDOUT;
@@ -918,7 +929,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
struct mlx5_cmd_msg *out, void *uout, int uout_size,
mlx5_cmd_cbk_t callback,
void *context, int page_queue, u8 *status,
- u8 token)
+ u8 token, bool force_polling)
{
struct mlx5_cmd *cmd = &dev->cmd;
struct mlx5_cmd_work_ent *ent;
@@ -936,6 +947,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
return PTR_ERR(ent);
ent->token = token;
+ ent->polling = force_polling;
if (!callback)
init_completion(&ent->done);
@@ -1001,7 +1013,6 @@ static ssize_t dbg_write(struct file *filp, const char __user *buf,
return err ? err : count;
}
-
static const struct file_operations fops = {
.owner = THIS_MODULE,
.open = simple_open,
@@ -1153,7 +1164,7 @@ err_alloc:
}
static void mlx5_free_cmd_msg(struct mlx5_core_dev *dev,
- struct mlx5_cmd_msg *msg)
+ struct mlx5_cmd_msg *msg)
{
struct mlx5_cmd_mailbox *head = msg->next;
struct mlx5_cmd_mailbox *next;
@@ -1537,7 +1548,8 @@ static int is_manage_pages(void *in)
}
static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
- int out_size, mlx5_cmd_cbk_t callback, void *context)
+ int out_size, mlx5_cmd_cbk_t callback, void *context,
+ bool force_polling)
{
struct mlx5_cmd_msg *inb;
struct mlx5_cmd_msg *outb;
@@ -1582,7 +1594,7 @@ static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
}
err = mlx5_cmd_invoke(dev, inb, outb, out, out_size, callback, context,
- pages_queue, &status, token);
+ pages_queue, &status, token, force_polling);
if (err)
goto out_out;
@@ -1610,7 +1622,7 @@ int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
{
int err;
- err = cmd_exec(dev, in, in_size, out, out_size, NULL, NULL);
+ err = cmd_exec(dev, in, in_size, out, out_size, NULL, NULL, false);
return err ? : mlx5_cmd_check(dev, in, out);
}
EXPORT_SYMBOL(mlx5_cmd_exec);
@@ -1619,10 +1631,22 @@ int mlx5_cmd_exec_cb(struct mlx5_core_dev *dev, void *in, int in_size,
void *out, int out_size, mlx5_cmd_cbk_t callback,
void *context)
{
- return cmd_exec(dev, in, in_size, out, out_size, callback, context);
+ return cmd_exec(dev, in, in_size, out, out_size, callback, context,
+ false);
}
EXPORT_SYMBOL(mlx5_cmd_exec_cb);
+int mlx5_cmd_exec_polling(struct mlx5_core_dev *dev, void *in, int in_size,
+ void *out, int out_size)
+{
+ int err;
+
+ err = cmd_exec(dev, in, in_size, out, out_size, NULL, NULL, true);
+
+ return err ? : mlx5_cmd_check(dev, in, out);
+}
+EXPORT_SYMBOL(mlx5_cmd_exec_polling);
+
static void destroy_msg_cache(struct mlx5_core_dev *dev)
{
struct cmd_msg_cache *ch;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c
index e94a953..7ecadb5 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c
@@ -168,7 +168,6 @@ static ssize_t average_read(struct file *filp, char __user *buf, size_t count,
return ret;
}
-
static ssize_t average_write(struct file *filp, const char __user *buf,
size_t count, loff_t *pos)
{
@@ -405,7 +404,7 @@ static u64 cq_read_field(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
u32 *out;
int err;
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return param;
@@ -466,7 +465,6 @@ static ssize_t dbg_read(struct file *filp, char __user *buf, size_t count,
return -EINVAL;
}
-
if (is_str)
ret = snprintf(tbuf, sizeof(tbuf), "%s\n", (const char *)(unsigned long)field);
else
@@ -562,7 +560,6 @@ void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp)
rem_res_tree(qp->dbg);
}
-
int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq)
{
int err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 944fc17..e1b7ddf 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -52,8 +52,10 @@
#define MLX5_SET_CFG(p, f, v) MLX5_SET(create_flow_group_in, p, f, v)
-#define MLX5E_HW2SW_MTU(hwmtu) ((hwmtu) - (ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN))
-#define MLX5E_SW2HW_MTU(swmtu) ((swmtu) + (ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN))
+#define MLX5E_ETH_HARD_MTU (ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN)
+
+#define MLX5E_HW2SW_MTU(priv, hwmtu) ((hwmtu) - ((priv)->hard_mtu))
+#define MLX5E_SW2HW_MTU(priv, swmtu) ((swmtu) + ((priv)->hard_mtu))
#define MLX5E_MAX_NUM_TC 8
@@ -70,6 +72,8 @@
#define MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE_MPW 0x6
#define MLX5_RX_HEADROOM NET_SKB_PAD
+#define MLX5_SKB_FRAG_SZ(len) (SKB_DATA_ALIGN(len) + \
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
#define MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(mdev) \
(6 + MLX5_CAP_GEN(mdev, cache_line_128byte)) /* HW restriction */
@@ -213,6 +217,7 @@ struct mlx5e_cq_moder {
struct mlx5e_params {
u8 log_sq_size;
u8 rq_wq_type;
+ u16 rq_headroom;
u8 mpwqe_log_stride_sz;
u8 mpwqe_log_num_strides;
u8 log_rq_size;
@@ -323,6 +328,7 @@ struct mlx5e_sq_dma {
enum {
MLX5E_SQ_STATE_ENABLED,
+ MLX5E_SQ_STATE_IPSEC,
};
struct mlx5e_sq_wqe_info {
@@ -443,6 +449,11 @@ struct mlx5e_dma_info {
dma_addr_t addr;
};
+struct mlx5e_wqe_frag_info {
+ struct mlx5e_dma_info di;
+ u32 offset;
+};
+
struct mlx5e_umr_dma_info {
__be64 *mtt;
dma_addr_t mtt_addr;
@@ -504,7 +515,12 @@ struct mlx5e_rq {
struct mlx5_wq_ll wq;
union {
- struct mlx5e_dma_info *dma_info;
+ struct {
+ struct mlx5e_wqe_frag_info *frag_info;
+ u32 frag_sz; /* max possible skb frag_sz */
+ bool page_reuse;
+ bool xdp_xmit;
+ } wqe;
struct {
struct mlx5e_mpw_info *info;
void *mtt_no_align;
@@ -625,6 +641,8 @@ struct mlx5e_tc_table {
struct rhashtable_params ht_params;
struct rhashtable ht;
+
+ DECLARE_HASHTABLE(mod_hdr_tbl, 8);
};
struct mlx5e_vlan_table {
@@ -745,6 +763,7 @@ struct mlx5e_priv {
struct mlx5e_tir indir_tir[MLX5E_NUM_INDIR_TIRS];
struct mlx5e_tir direct_tir[MLX5E_MAX_NUM_CHANNELS];
u32 tx_rates[MLX5E_MAX_NUM_SQS];
+ int hard_mtu;
struct mlx5e_flow_steering fs;
struct mlx5e_vxlan_db vxlan;
@@ -766,6 +785,9 @@ struct mlx5e_priv {
const struct mlx5e_profile *profile;
void *ppriv;
+#ifdef CONFIG_MLX5_EN_IPSEC
+ struct mlx5e_ipsec *ipsec;
+#endif
};
struct mlx5e_profile {
@@ -780,6 +802,7 @@ struct mlx5e_profile {
void (*enable)(struct mlx5e_priv *priv);
void (*disable)(struct mlx5e_priv *priv);
void (*update_stats)(struct mlx5e_priv *priv);
+ void (*update_carrier)(struct mlx5e_priv *priv);
int (*max_nch)(struct mlx5_core_dev *mdev);
struct {
mlx5e_fp_handle_rx_cqe handle_rx_cqe;
@@ -814,13 +837,12 @@ void mlx5e_dealloc_rx_wqe(struct mlx5e_rq *rq, u16 ix);
void mlx5e_dealloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix);
void mlx5e_post_rx_mpwqe(struct mlx5e_rq *rq);
void mlx5e_free_rx_mpwqe(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi);
-struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq);
void mlx5e_rx_am(struct mlx5e_rq *rq);
void mlx5e_rx_am_work(struct work_struct *work);
struct mlx5e_cq_moder mlx5e_am_get_def_profile(u8 rx_cq_period_mode);
-void mlx5e_update_stats(struct mlx5e_priv *priv);
+void mlx5e_update_stats(struct mlx5e_priv *priv, bool full);
int mlx5e_create_flow_steering(struct mlx5e_priv *priv);
void mlx5e_destroy_flow_steering(struct mlx5e_priv *priv);
@@ -847,8 +869,8 @@ void mlx5e_timestamp_init(struct mlx5e_priv *priv);
void mlx5e_timestamp_cleanup(struct mlx5e_priv *priv);
void mlx5e_pps_event_handler(struct mlx5e_priv *priv,
struct ptp_clock_event *event);
-int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr);
-int mlx5e_hwstamp_get(struct net_device *dev, struct ifreq *ifr);
+int mlx5e_hwstamp_set(struct mlx5e_priv *priv, struct ifreq *ifr);
+int mlx5e_hwstamp_get(struct mlx5e_priv *priv, struct ifreq *ifr);
int mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool val);
int mlx5e_vlan_rx_add_vid(struct net_device *dev, __always_unused __be16 proto,
@@ -1019,6 +1041,31 @@ int mlx5e_open(struct net_device *netdev);
void mlx5e_update_stats_work(struct work_struct *work);
u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout);
+/* ethtool helpers */
+void mlx5e_ethtool_get_drvinfo(struct mlx5e_priv *priv,
+ struct ethtool_drvinfo *drvinfo);
+void mlx5e_ethtool_get_strings(struct mlx5e_priv *priv,
+ uint32_t stringset, uint8_t *data);
+int mlx5e_ethtool_get_sset_count(struct mlx5e_priv *priv, int sset);
+void mlx5e_ethtool_get_ethtool_stats(struct mlx5e_priv *priv,
+ struct ethtool_stats *stats, u64 *data);
+void mlx5e_ethtool_get_ringparam(struct mlx5e_priv *priv,
+ struct ethtool_ringparam *param);
+int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
+ struct ethtool_ringparam *param);
+void mlx5e_ethtool_get_channels(struct mlx5e_priv *priv,
+ struct ethtool_channels *ch);
+int mlx5e_ethtool_set_channels(struct mlx5e_priv *priv,
+ struct ethtool_channels *ch);
+int mlx5e_ethtool_get_coalesce(struct mlx5e_priv *priv,
+ struct ethtool_coalesce *coal);
+int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv,
+ struct ethtool_coalesce *coal);
+int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv,
+ struct ethtool_ts_info *info);
+int mlx5e_ethtool_flash_device(struct mlx5e_priv *priv,
+ struct ethtool_flash *flash);
+
/* mlx5e generic netdev management API */
struct net_device*
mlx5e_create_netdev(struct mlx5_core_dev *mdev, const struct mlx5e_profile *profile,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
new file mode 100644
index 0000000..bac5103
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -0,0 +1,461 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <crypto/internal/geniv.h>
+#include <crypto/aead.h>
+#include <linux/inetdevice.h>
+#include <linux/netdevice.h>
+#include <linux/module.h>
+
+#include "en.h"
+#include "accel/ipsec.h"
+#include "en_accel/ipsec.h"
+#include "en_accel/ipsec_rxtx.h"
+
+struct mlx5e_ipsec_sa_entry {
+ struct hlist_node hlist; /* Item in SADB_RX hashtable */
+ unsigned int handle; /* Handle in SADB_RX */
+ struct xfrm_state *x;
+ struct mlx5e_ipsec *ipsec;
+ void *context;
+};
+
+struct xfrm_state *mlx5e_ipsec_sadb_rx_lookup(struct mlx5e_ipsec *ipsec,
+ unsigned int handle)
+{
+ struct mlx5e_ipsec_sa_entry *sa_entry;
+ struct xfrm_state *ret = NULL;
+
+ rcu_read_lock();
+ hash_for_each_possible_rcu(ipsec->sadb_rx, sa_entry, hlist, handle)
+ if (sa_entry->handle == handle) {
+ ret = sa_entry->x;
+ xfrm_state_hold(ret);
+ break;
+ }
+ rcu_read_unlock();
+
+ return ret;
+}
+
+static int mlx5e_ipsec_sadb_rx_add(struct mlx5e_ipsec_sa_entry *sa_entry)
+{
+ struct mlx5e_ipsec *ipsec = sa_entry->ipsec;
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&ipsec->sadb_rx_lock, flags);
+ ret = ida_simple_get(&ipsec->halloc, 1, 0, GFP_KERNEL);
+ if (ret < 0)
+ goto out;
+
+ sa_entry->handle = ret;
+ hash_add_rcu(ipsec->sadb_rx, &sa_entry->hlist, sa_entry->handle);
+ ret = 0;
+
+out:
+ spin_unlock_irqrestore(&ipsec->sadb_rx_lock, flags);
+ return ret;
+}
+
+static void mlx5e_ipsec_sadb_rx_del(struct mlx5e_ipsec_sa_entry *sa_entry)
+{
+ struct mlx5e_ipsec *ipsec = sa_entry->ipsec;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ipsec->sadb_rx_lock, flags);
+ hash_del_rcu(&sa_entry->hlist);
+ spin_unlock_irqrestore(&ipsec->sadb_rx_lock, flags);
+}
+
+static void mlx5e_ipsec_sadb_rx_free(struct mlx5e_ipsec_sa_entry *sa_entry)
+{
+ struct mlx5e_ipsec *ipsec = sa_entry->ipsec;
+ unsigned long flags;
+
+ /* Wait for the hash_del_rcu call in sadb_rx_del to affect data path */
+ synchronize_rcu();
+ spin_lock_irqsave(&ipsec->sadb_rx_lock, flags);
+ ida_simple_remove(&ipsec->halloc, sa_entry->handle);
+ spin_unlock_irqrestore(&ipsec->sadb_rx_lock, flags);
+}
+
+static enum mlx5_accel_ipsec_enc_mode mlx5e_ipsec_enc_mode(struct xfrm_state *x)
+{
+ unsigned int key_len = (x->aead->alg_key_len + 7) / 8 - 4;
+
+ switch (key_len) {
+ case 16:
+ return MLX5_IPSEC_SADB_MODE_AES_GCM_128_AUTH_128;
+ case 32:
+ return MLX5_IPSEC_SADB_MODE_AES_GCM_256_AUTH_128;
+ default:
+ netdev_warn(x->xso.dev, "Bad key len: %d for alg %s\n",
+ key_len, x->aead->alg_name);
+ return -1;
+ }
+}
+
+static void mlx5e_ipsec_build_hw_sa(u32 op, struct mlx5e_ipsec_sa_entry *sa_entry,
+ struct mlx5_accel_ipsec_sa *hw_sa)
+{
+ struct xfrm_state *x = sa_entry->x;
+ struct aead_geniv_ctx *geniv_ctx;
+ unsigned int crypto_data_len;
+ struct crypto_aead *aead;
+ unsigned int key_len;
+ int ivsize;
+
+ memset(hw_sa, 0, sizeof(*hw_sa));
+
+ if (op == MLX5_IPSEC_CMD_ADD_SA) {
+ crypto_data_len = (x->aead->alg_key_len + 7) / 8;
+ key_len = crypto_data_len - 4; /* 4 bytes salt at end */
+ aead = x->data;
+ geniv_ctx = crypto_aead_ctx(aead);
+ ivsize = crypto_aead_ivsize(aead);
+
+ memcpy(&hw_sa->key_enc, x->aead->alg_key, key_len);
+ /* Duplicate 128 bit key twice according to HW layout */
+ if (key_len == 16)
+ memcpy(&hw_sa->key_enc[16], x->aead->alg_key, key_len);
+ memcpy(&hw_sa->gcm.salt_iv, geniv_ctx->salt, ivsize);
+ hw_sa->gcm.salt = *((__be32 *)(x->aead->alg_key + key_len));
+ }
+
+ hw_sa->cmd = htonl(op);
+ hw_sa->flags |= MLX5_IPSEC_SADB_SA_VALID | MLX5_IPSEC_SADB_SPI_EN;
+ if (x->props.family == AF_INET) {
+ hw_sa->sip[3] = x->props.saddr.a4;
+ hw_sa->dip[3] = x->id.daddr.a4;
+ hw_sa->sip_masklen = 32;
+ hw_sa->dip_masklen = 32;
+ } else {
+ memcpy(hw_sa->sip, x->props.saddr.a6, sizeof(hw_sa->sip));
+ memcpy(hw_sa->dip, x->id.daddr.a6, sizeof(hw_sa->dip));
+ hw_sa->sip_masklen = 128;
+ hw_sa->dip_masklen = 128;
+ hw_sa->flags |= MLX5_IPSEC_SADB_IPV6;
+ }
+ hw_sa->spi = x->id.spi;
+ hw_sa->sw_sa_handle = htonl(sa_entry->handle);
+ switch (x->id.proto) {
+ case IPPROTO_ESP:
+ hw_sa->flags |= MLX5_IPSEC_SADB_IP_ESP;
+ break;
+ case IPPROTO_AH:
+ hw_sa->flags |= MLX5_IPSEC_SADB_IP_AH;
+ break;
+ default:
+ break;
+ }
+ hw_sa->enc_mode = mlx5e_ipsec_enc_mode(x);
+ if (!(x->xso.flags & XFRM_OFFLOAD_INBOUND))
+ hw_sa->flags |= MLX5_IPSEC_SADB_DIR_SX;
+}
+
+static inline int mlx5e_xfrm_validate_state(struct xfrm_state *x)
+{
+ struct net_device *netdev = x->xso.dev;
+ struct mlx5e_priv *priv;
+
+ priv = netdev_priv(netdev);
+
+ if (x->props.aalgo != SADB_AALG_NONE) {
+ netdev_info(netdev, "Cannot offload authenticated xfrm states\n");
+ return -EINVAL;
+ }
+ if (x->props.ealgo != SADB_X_EALG_AES_GCM_ICV16) {
+ netdev_info(netdev, "Only AES-GCM-ICV16 xfrm state may be offloaded\n");
+ return -EINVAL;
+ }
+ if (x->props.calgo != SADB_X_CALG_NONE) {
+ netdev_info(netdev, "Cannot offload compressed xfrm states\n");
+ return -EINVAL;
+ }
+ if (x->props.flags & XFRM_STATE_ESN) {
+ netdev_info(netdev, "Cannot offload ESN xfrm states\n");
+ return -EINVAL;
+ }
+ if (x->props.family != AF_INET &&
+ x->props.family != AF_INET6) {
+ netdev_info(netdev, "Only IPv4/6 xfrm states may be offloaded\n");
+ return -EINVAL;
+ }
+ if (x->props.mode != XFRM_MODE_TRANSPORT &&
+ x->props.mode != XFRM_MODE_TUNNEL) {
+ dev_info(&netdev->dev, "Only transport and tunnel xfrm states may be offloaded\n");
+ return -EINVAL;
+ }
+ if (x->id.proto != IPPROTO_ESP) {
+ netdev_info(netdev, "Only ESP xfrm state may be offloaded\n");
+ return -EINVAL;
+ }
+ if (x->encap) {
+ netdev_info(netdev, "Encapsulated xfrm state may not be offloaded\n");
+ return -EINVAL;
+ }
+ if (!x->aead) {
+ netdev_info(netdev, "Cannot offload xfrm states without aead\n");
+ return -EINVAL;
+ }
+ if (x->aead->alg_icv_len != 128) {
+ netdev_info(netdev, "Cannot offload xfrm states with AEAD ICV length other than 128bit\n");
+ return -EINVAL;
+ }
+ if ((x->aead->alg_key_len != 128 + 32) &&
+ (x->aead->alg_key_len != 256 + 32)) {
+ netdev_info(netdev, "Cannot offload xfrm states with AEAD key length other than 128/256 bit\n");
+ return -EINVAL;
+ }
+ if (x->tfcpad) {
+ netdev_info(netdev, "Cannot offload xfrm states with tfc padding\n");
+ return -EINVAL;
+ }
+ if (!x->geniv) {
+ netdev_info(netdev, "Cannot offload xfrm states without geniv\n");
+ return -EINVAL;
+ }
+ if (strcmp(x->geniv, "seqiv")) {
+ netdev_info(netdev, "Cannot offload xfrm states with geniv other than seqiv\n");
+ return -EINVAL;
+ }
+ if (x->props.family == AF_INET6 &&
+ !(mlx5_accel_ipsec_device_caps(priv->mdev) & MLX5_ACCEL_IPSEC_IPV6)) {
+ netdev_info(netdev, "IPv6 xfrm state offload is not supported by this device\n");
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int mlx5e_xfrm_add_state(struct xfrm_state *x)
+{
+ struct mlx5e_ipsec_sa_entry *sa_entry = NULL;
+ struct net_device *netdev = x->xso.dev;
+ struct mlx5_accel_ipsec_sa hw_sa;
+ struct mlx5e_priv *priv;
+ void *context;
+ int err;
+
+ priv = netdev_priv(netdev);
+
+ err = mlx5e_xfrm_validate_state(x);
+ if (err)
+ return err;
+
+ sa_entry = kzalloc(sizeof(*sa_entry), GFP_KERNEL);
+ if (!sa_entry) {
+ err = -ENOMEM;
+ goto out;
+ }
+
+ sa_entry->x = x;
+ sa_entry->ipsec = priv->ipsec;
+
+ /* Add the SA to handle processed incoming packets before the add SA
+ * completion was received
+ */
+ if (x->xso.flags & XFRM_OFFLOAD_INBOUND) {
+ err = mlx5e_ipsec_sadb_rx_add(sa_entry);
+ if (err) {
+ netdev_info(netdev, "Failed adding to SADB_RX: %d\n", err);
+ goto err_entry;
+ }
+ }
+
+ mlx5e_ipsec_build_hw_sa(MLX5_IPSEC_CMD_ADD_SA, sa_entry, &hw_sa);
+ context = mlx5_accel_ipsec_sa_cmd_exec(sa_entry->ipsec->en_priv->mdev, &hw_sa);
+ if (IS_ERR(context)) {
+ err = PTR_ERR(context);
+ goto err_sadb_rx;
+ }
+
+ err = mlx5_accel_ipsec_sa_cmd_wait(context);
+ if (err)
+ goto err_sadb_rx;
+
+ x->xso.offload_handle = (unsigned long)sa_entry;
+ goto out;
+
+err_sadb_rx:
+ if (x->xso.flags & XFRM_OFFLOAD_INBOUND) {
+ mlx5e_ipsec_sadb_rx_del(sa_entry);
+ mlx5e_ipsec_sadb_rx_free(sa_entry);
+ }
+err_entry:
+ kfree(sa_entry);
+out:
+ return err;
+}
+
+static void mlx5e_xfrm_del_state(struct xfrm_state *x)
+{
+ struct mlx5e_ipsec_sa_entry *sa_entry;
+ struct mlx5_accel_ipsec_sa hw_sa;
+ void *context;
+
+ if (!x->xso.offload_handle)
+ return;
+
+ sa_entry = (struct mlx5e_ipsec_sa_entry *)x->xso.offload_handle;
+ WARN_ON(sa_entry->x != x);
+
+ if (x->xso.flags & XFRM_OFFLOAD_INBOUND)
+ mlx5e_ipsec_sadb_rx_del(sa_entry);
+
+ mlx5e_ipsec_build_hw_sa(MLX5_IPSEC_CMD_DEL_SA, sa_entry, &hw_sa);
+ context = mlx5_accel_ipsec_sa_cmd_exec(sa_entry->ipsec->en_priv->mdev, &hw_sa);
+ if (IS_ERR(context))
+ return;
+
+ sa_entry->context = context;
+}
+
+static void mlx5e_xfrm_free_state(struct xfrm_state *x)
+{
+ struct mlx5e_ipsec_sa_entry *sa_entry;
+ int res;
+
+ if (!x->xso.offload_handle)
+ return;
+
+ sa_entry = (struct mlx5e_ipsec_sa_entry *)x->xso.offload_handle;
+ WARN_ON(sa_entry->x != x);
+
+ res = mlx5_accel_ipsec_sa_cmd_wait(sa_entry->context);
+ sa_entry->context = NULL;
+ if (res) {
+ /* Leftover object will leak */
+ return;
+ }
+
+ if (x->xso.flags & XFRM_OFFLOAD_INBOUND)
+ mlx5e_ipsec_sadb_rx_free(sa_entry);
+
+ kfree(sa_entry);
+}
+
+int mlx5e_ipsec_init(struct mlx5e_priv *priv)
+{
+ struct mlx5e_ipsec *ipsec = NULL;
+
+ if (!MLX5_IPSEC_DEV(priv->mdev)) {
+ netdev_dbg(priv->netdev, "Not an IPSec offload device\n");
+ return 0;
+ }
+
+ ipsec = kzalloc(sizeof(*ipsec), GFP_KERNEL);
+ if (!ipsec)
+ return -ENOMEM;
+
+ hash_init(ipsec->sadb_rx);
+ spin_lock_init(&ipsec->sadb_rx_lock);
+ ida_init(&ipsec->halloc);
+ ipsec->en_priv = priv;
+ ipsec->en_priv->ipsec = ipsec;
+ netdev_dbg(priv->netdev, "IPSec attached to netdevice\n");
+ return 0;
+}
+
+void mlx5e_ipsec_cleanup(struct mlx5e_priv *priv)
+{
+ struct mlx5e_ipsec *ipsec = priv->ipsec;
+
+ if (!ipsec)
+ return;
+
+ ida_destroy(&ipsec->halloc);
+ kfree(ipsec);
+ priv->ipsec = NULL;
+}
+
+static bool mlx5e_ipsec_offload_ok(struct sk_buff *skb, struct xfrm_state *x)
+{
+ if (x->props.family == AF_INET) {
+ /* Offload with IPv4 options is not supported yet */
+ if (ip_hdr(skb)->ihl > 5)
+ return false;
+ } else {
+ /* Offload with IPv6 extension headers is not support yet */
+ if (ipv6_ext_hdr(ipv6_hdr(skb)->nexthdr))
+ return false;
+ }
+
+ return true;
+}
+
+static const struct xfrmdev_ops mlx5e_ipsec_xfrmdev_ops = {
+ .xdo_dev_state_add = mlx5e_xfrm_add_state,
+ .xdo_dev_state_delete = mlx5e_xfrm_del_state,
+ .xdo_dev_state_free = mlx5e_xfrm_free_state,
+ .xdo_dev_offload_ok = mlx5e_ipsec_offload_ok,
+};
+
+void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv)
+{
+ struct mlx5_core_dev *mdev = priv->mdev;
+ struct net_device *netdev = priv->netdev;
+
+ if (!priv->ipsec)
+ return;
+
+ if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_ESP) ||
+ !MLX5_CAP_ETH(mdev, swp)) {
+ mlx5_core_dbg(mdev, "mlx5e: ESP and SWP offload not supported\n");
+ return;
+ }
+
+ mlx5_core_info(mdev, "mlx5e: IPSec ESP acceleration enabled\n");
+ netdev->xfrmdev_ops = &mlx5e_ipsec_xfrmdev_ops;
+ netdev->features |= NETIF_F_HW_ESP;
+ netdev->hw_enc_features |= NETIF_F_HW_ESP;
+
+ if (!MLX5_CAP_ETH(mdev, swp_csum)) {
+ mlx5_core_dbg(mdev, "mlx5e: SWP checksum not supported\n");
+ return;
+ }
+
+ netdev->features |= NETIF_F_HW_ESP_TX_CSUM;
+ netdev->hw_enc_features |= NETIF_F_HW_ESP_TX_CSUM;
+
+ if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_LSO) ||
+ !MLX5_CAP_ETH(mdev, swp_lso)) {
+ mlx5_core_dbg(mdev, "mlx5e: ESP LSO not supported\n");
+ return;
+ }
+
+ mlx5_core_dbg(mdev, "mlx5e: ESP GSO capability turned on\n");
+ netdev->features |= NETIF_F_GSO_ESP;
+ netdev->hw_features |= NETIF_F_GSO_ESP;
+ netdev->hw_enc_features |= NETIF_F_GSO_ESP;
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
new file mode 100644
index 0000000..56e00ba
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef __MLX5E_IPSEC_H__
+#define __MLX5E_IPSEC_H__
+
+#ifdef CONFIG_MLX5_EN_IPSEC
+
+#include <linux/mlx5/device.h>
+#include <net/xfrm.h>
+#include <linux/idr.h>
+
+#define MLX5E_IPSEC_SADB_RX_BITS 10
+#define MLX5E_METADATA_ETHER_TYPE (0x8CE4)
+#define MLX5E_METADATA_ETHER_LEN 8
+
+struct mlx5e_priv;
+
+struct mlx5e_ipsec_sw_stats {
+ atomic64_t ipsec_rx_drop_sp_alloc;
+ atomic64_t ipsec_rx_drop_sadb_miss;
+ atomic64_t ipsec_rx_drop_syndrome;
+ atomic64_t ipsec_tx_drop_bundle;
+ atomic64_t ipsec_tx_drop_no_state;
+ atomic64_t ipsec_tx_drop_not_ip;
+ atomic64_t ipsec_tx_drop_trailer;
+ atomic64_t ipsec_tx_drop_metadata;
+};
+
+struct mlx5e_ipsec_stats {
+ u64 ipsec_dec_in_packets;
+ u64 ipsec_dec_out_packets;
+ u64 ipsec_dec_bypass_packets;
+ u64 ipsec_enc_in_packets;
+ u64 ipsec_enc_out_packets;
+ u64 ipsec_enc_bypass_packets;
+ u64 ipsec_dec_drop_packets;
+ u64 ipsec_dec_auth_fail_packets;
+ u64 ipsec_enc_drop_packets;
+ u64 ipsec_add_sa_success;
+ u64 ipsec_add_sa_fail;
+ u64 ipsec_del_sa_success;
+ u64 ipsec_del_sa_fail;
+ u64 ipsec_cmd_drop;
+};
+
+struct mlx5e_ipsec {
+ struct mlx5e_priv *en_priv;
+ DECLARE_HASHTABLE(sadb_rx, MLX5E_IPSEC_SADB_RX_BITS);
+ spinlock_t sadb_rx_lock; /* Protects sadb_rx and halloc */
+ struct ida halloc;
+ struct mlx5e_ipsec_sw_stats sw_stats;
+ struct mlx5e_ipsec_stats stats;
+};
+
+void mlx5e_ipsec_build_inverse_table(void);
+int mlx5e_ipsec_init(struct mlx5e_priv *priv);
+void mlx5e_ipsec_cleanup(struct mlx5e_priv *priv);
+void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv);
+
+int mlx5e_ipsec_get_count(struct mlx5e_priv *priv);
+int mlx5e_ipsec_get_strings(struct mlx5e_priv *priv, uint8_t *data);
+void mlx5e_ipsec_update_stats(struct mlx5e_priv *priv);
+int mlx5e_ipsec_get_stats(struct mlx5e_priv *priv, u64 *data);
+
+struct xfrm_state *mlx5e_ipsec_sadb_rx_lookup(struct mlx5e_ipsec *dev,
+ unsigned int handle);
+
+#else
+
+static inline void mlx5e_ipsec_build_inverse_table(void)
+{
+}
+
+static inline int mlx5e_ipsec_init(struct mlx5e_priv *priv)
+{
+ return 0;
+}
+
+static inline void mlx5e_ipsec_cleanup(struct mlx5e_priv *priv)
+{
+}
+
+static inline void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv)
+{
+}
+
+static inline int mlx5e_ipsec_get_count(struct mlx5e_priv *priv)
+{
+ return 0;
+}
+
+static inline int mlx5e_ipsec_get_strings(struct mlx5e_priv *priv,
+ uint8_t *data)
+{
+ return 0;
+}
+
+static inline void mlx5e_ipsec_update_stats(struct mlx5e_priv *priv)
+{
+}
+
+static inline int mlx5e_ipsec_get_stats(struct mlx5e_priv *priv, u64 *data)
+{
+ return 0;
+}
+
+#endif
+
+#endif /* __MLX5E_IPSEC_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
new file mode 100644
index 0000000..4a78aef
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
@@ -0,0 +1,378 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <crypto/aead.h>
+#include <net/xfrm.h>
+#include <net/esp.h>
+
+#include "en_accel/ipsec_rxtx.h"
+#include "en_accel/ipsec.h"
+#include "en.h"
+
+enum {
+ MLX5E_IPSEC_RX_SYNDROME_DECRYPTED = 0x11,
+ MLX5E_IPSEC_RX_SYNDROME_AUTH_FAILED = 0x12,
+};
+
+struct mlx5e_ipsec_rx_metadata {
+ unsigned char reserved;
+ __be32 sa_handle;
+} __packed;
+
+enum {
+ MLX5E_IPSEC_TX_SYNDROME_OFFLOAD = 0x8,
+ MLX5E_IPSEC_TX_SYNDROME_OFFLOAD_WITH_LSO_TCP = 0x9,
+};
+
+struct mlx5e_ipsec_tx_metadata {
+ __be16 mss_inv; /* 1/MSS in 16bit fixed point, only for LSO */
+ __be16 seq; /* LSBs of the first TCP seq, only for LSO */
+ u8 esp_next_proto; /* Next protocol of ESP */
+} __packed;
+
+struct mlx5e_ipsec_metadata {
+ unsigned char syndrome;
+ union {
+ unsigned char raw[5];
+ /* from FPGA to host, on successful decrypt */
+ struct mlx5e_ipsec_rx_metadata rx;
+ /* from host to FPGA */
+ struct mlx5e_ipsec_tx_metadata tx;
+ } __packed content;
+ /* packet type ID field */
+ __be16 ethertype;
+} __packed;
+
+#define MAX_LSO_MSS 2048
+
+/* Pre-calculated (Q0.16) fixed-point inverse 1/x function */
+static __be16 mlx5e_ipsec_inverse_table[MAX_LSO_MSS];
+
+static inline __be16 mlx5e_ipsec_mss_inv(struct sk_buff *skb)
+{
+ return mlx5e_ipsec_inverse_table[skb_shinfo(skb)->gso_size];
+}
+
+static struct mlx5e_ipsec_metadata *mlx5e_ipsec_add_metadata(struct sk_buff *skb)
+{
+ struct mlx5e_ipsec_metadata *mdata;
+ struct ethhdr *eth;
+
+ if (unlikely(skb_cow_head(skb, sizeof(*mdata))))
+ return ERR_PTR(-ENOMEM);
+
+ eth = (struct ethhdr *)skb_push(skb, sizeof(*mdata));
+ skb->mac_header -= sizeof(*mdata);
+ mdata = (struct mlx5e_ipsec_metadata *)(eth + 1);
+
+ memmove(skb->data, skb->data + sizeof(*mdata),
+ 2 * ETH_ALEN);
+
+ eth->h_proto = cpu_to_be16(MLX5E_METADATA_ETHER_TYPE);
+
+ memset(mdata->content.raw, 0, sizeof(mdata->content.raw));
+ return mdata;
+}
+
+static int mlx5e_ipsec_remove_trailer(struct sk_buff *skb, struct xfrm_state *x)
+{
+ unsigned int alen = crypto_aead_authsize(x->data);
+ struct ipv6hdr *ipv6hdr = ipv6_hdr(skb);
+ struct iphdr *ipv4hdr = ip_hdr(skb);
+ unsigned int trailer_len;
+ u8 plen;
+ int ret;
+
+ ret = skb_copy_bits(skb, skb->len - alen - 2, &plen, 1);
+ if (unlikely(ret))
+ return ret;
+
+ trailer_len = alen + plen + 2;
+
+ pskb_trim(skb, skb->len - trailer_len);
+ if (skb->protocol == htons(ETH_P_IP)) {
+ ipv4hdr->tot_len = htons(ntohs(ipv4hdr->tot_len) - trailer_len);
+ ip_send_check(ipv4hdr);
+ } else {
+ ipv6hdr->payload_len = htons(ntohs(ipv6hdr->payload_len) -
+ trailer_len);
+ }
+ return 0;
+}
+
+static void mlx5e_ipsec_set_swp(struct sk_buff *skb,
+ struct mlx5_wqe_eth_seg *eseg, u8 mode,
+ struct xfrm_offload *xo)
+{
+ u8 proto;
+
+ /* Tunnel Mode:
+ * SWP: OutL3 InL3 InL4
+ * Pkt: MAC IP ESP IP L4
+ *
+ * Transport Mode:
+ * SWP: OutL3 InL4
+ * InL3
+ * Pkt: MAC IP ESP L4
+ *
+ * Offsets are in 2-byte words, counting from start of frame
+ */
+ eseg->swp_outer_l3_offset = skb_network_offset(skb) / 2;
+ if (skb->protocol == htons(ETH_P_IPV6))
+ eseg->swp_flags |= MLX5_ETH_WQE_SWP_OUTER_L3_IPV6;
+
+ if (mode == XFRM_MODE_TUNNEL) {
+ eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2;
+ if (xo->proto == IPPROTO_IPV6) {
+ eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
+ proto = inner_ipv6_hdr(skb)->nexthdr;
+ } else {
+ proto = inner_ip_hdr(skb)->protocol;
+ }
+ } else {
+ eseg->swp_inner_l3_offset = skb_network_offset(skb) / 2;
+ if (skb->protocol == htons(ETH_P_IPV6))
+ eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
+ proto = xo->proto;
+ }
+ switch (proto) {
+ case IPPROTO_UDP:
+ eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP;
+ /* Fall through */
+ case IPPROTO_TCP:
+ eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2;
+ break;
+ }
+}
+
+static void mlx5e_ipsec_set_iv(struct sk_buff *skb, struct xfrm_offload *xo)
+{
+ int iv_offset;
+ __be64 seqno;
+
+ /* Place the SN in the IV field */
+ seqno = cpu_to_be64(xo->seq.low + ((u64)xo->seq.hi << 32));
+ iv_offset = skb_transport_offset(skb) + sizeof(struct ip_esp_hdr);
+ skb_store_bits(skb, iv_offset, &seqno, 8);
+}
+
+static void mlx5e_ipsec_set_metadata(struct sk_buff *skb,
+ struct mlx5e_ipsec_metadata *mdata,
+ struct xfrm_offload *xo)
+{
+ struct ip_esp_hdr *esph;
+ struct tcphdr *tcph;
+
+ if (skb_is_gso(skb)) {
+ /* Add LSO metadata indication */
+ esph = ip_esp_hdr(skb);
+ tcph = inner_tcp_hdr(skb);
+ netdev_dbg(skb->dev, " Offloading GSO packet outer L3 %u; L4 %u; Inner L3 %u; L4 %u\n",
+ skb->network_header,
+ skb->transport_header,
+ skb->inner_network_header,
+ skb->inner_transport_header);
+ netdev_dbg(skb->dev, " Offloading GSO packet of len %u; mss %u; TCP sp %u dp %u seq 0x%x ESP seq 0x%x\n",
+ skb->len, skb_shinfo(skb)->gso_size,
+ ntohs(tcph->source), ntohs(tcph->dest),
+ ntohl(tcph->seq), ntohl(esph->seq_no));
+ mdata->syndrome = MLX5E_IPSEC_TX_SYNDROME_OFFLOAD_WITH_LSO_TCP;
+ mdata->content.tx.mss_inv = mlx5e_ipsec_mss_inv(skb);
+ mdata->content.tx.seq = htons(ntohl(tcph->seq) & 0xFFFF);
+ } else {
+ mdata->syndrome = MLX5E_IPSEC_TX_SYNDROME_OFFLOAD;
+ }
+ mdata->content.tx.esp_next_proto = xo->proto;
+
+ netdev_dbg(skb->dev, " TX metadata syndrome %u proto %u mss_inv %04x seq %04x\n",
+ mdata->syndrome, mdata->content.tx.esp_next_proto,
+ ntohs(mdata->content.tx.mss_inv),
+ ntohs(mdata->content.tx.seq));
+}
+
+struct sk_buff *mlx5e_ipsec_handle_tx_skb(struct net_device *netdev,
+ struct mlx5e_tx_wqe *wqe,
+ struct sk_buff *skb)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+ struct xfrm_offload *xo = xfrm_offload(skb);
+ struct mlx5e_ipsec_metadata *mdata;
+ struct xfrm_state *x;
+
+ if (!xo)
+ return skb;
+
+ if (unlikely(skb->sp->len != 1)) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_tx_drop_bundle);
+ goto drop;
+ }
+
+ x = xfrm_input_state(skb);
+ if (unlikely(!x)) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_tx_drop_no_state);
+ goto drop;
+ }
+
+ if (unlikely(!x->xso.offload_handle ||
+ (skb->protocol != htons(ETH_P_IP) &&
+ skb->protocol != htons(ETH_P_IPV6)))) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_tx_drop_not_ip);
+ goto drop;
+ }
+
+ if (!skb_is_gso(skb))
+ if (unlikely(mlx5e_ipsec_remove_trailer(skb, x))) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_tx_drop_trailer);
+ goto drop;
+ }
+ mdata = mlx5e_ipsec_add_metadata(skb);
+ if (unlikely(IS_ERR(mdata))) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_tx_drop_metadata);
+ goto drop;
+ }
+ mlx5e_ipsec_set_swp(skb, &wqe->eth, x->props.mode, xo);
+ mlx5e_ipsec_set_iv(skb, xo);
+ mlx5e_ipsec_set_metadata(skb, mdata, xo);
+
+ return skb;
+
+drop:
+ kfree_skb(skb);
+ return NULL;
+}
+
+static inline struct xfrm_state *
+mlx5e_ipsec_build_sp(struct net_device *netdev, struct sk_buff *skb,
+ struct mlx5e_ipsec_metadata *mdata)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+ struct xfrm_offload *xo;
+ struct xfrm_state *xs;
+ u32 sa_handle;
+
+ skb->sp = secpath_dup(skb->sp);
+ if (unlikely(!skb->sp)) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_rx_drop_sp_alloc);
+ return NULL;
+ }
+
+ sa_handle = be32_to_cpu(mdata->content.rx.sa_handle);
+ xs = mlx5e_ipsec_sadb_rx_lookup(priv->ipsec, sa_handle);
+ if (unlikely(!xs)) {
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_rx_drop_sadb_miss);
+ return NULL;
+ }
+
+ skb->sp->xvec[skb->sp->len++] = xs;
+ skb->sp->olen++;
+
+ xo = xfrm_offload(skb);
+ xo->flags = CRYPTO_DONE;
+ switch (mdata->syndrome) {
+ case MLX5E_IPSEC_RX_SYNDROME_DECRYPTED:
+ xo->status = CRYPTO_SUCCESS;
+ break;
+ case MLX5E_IPSEC_RX_SYNDROME_AUTH_FAILED:
+ xo->status = CRYPTO_TUNNEL_ESP_AUTH_FAILED;
+ break;
+ default:
+ atomic64_inc(&priv->ipsec->sw_stats.ipsec_rx_drop_syndrome);
+ return NULL;
+ }
+ return xs;
+}
+
+struct sk_buff *mlx5e_ipsec_handle_rx_skb(struct net_device *netdev,
+ struct sk_buff *skb)
+{
+ struct mlx5e_ipsec_metadata *mdata;
+ struct ethhdr *old_eth;
+ struct ethhdr *new_eth;
+ struct xfrm_state *xs;
+ __be16 *ethtype;
+
+ /* Detect inline metadata */
+ if (skb->len < ETH_HLEN + MLX5E_METADATA_ETHER_LEN)
+ return skb;
+ ethtype = (__be16 *)(skb->data + ETH_ALEN * 2);
+ if (*ethtype != cpu_to_be16(MLX5E_METADATA_ETHER_TYPE))
+ return skb;
+
+ /* Use the metadata */
+ mdata = (struct mlx5e_ipsec_metadata *)(skb->data + ETH_HLEN);
+ xs = mlx5e_ipsec_build_sp(netdev, skb, mdata);
+ if (unlikely(!xs)) {
+ kfree_skb(skb);
+ return NULL;
+ }
+
+ /* Remove the metadata from the buffer */
+ old_eth = (struct ethhdr *)skb->data;
+ new_eth = (struct ethhdr *)(skb->data + MLX5E_METADATA_ETHER_LEN);
+ memmove(new_eth, old_eth, 2 * ETH_ALEN);
+ /* Ethertype is already in its new place */
+ skb_pull_inline(skb, MLX5E_METADATA_ETHER_LEN);
+
+ return skb;
+}
+
+bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev,
+ netdev_features_t features)
+{
+ struct xfrm_state *x;
+
+ if (skb->sp && skb->sp->len) {
+ x = skb->sp->xvec[0];
+ if (x && x->xso.offload_handle)
+ return true;
+ }
+ return false;
+}
+
+void mlx5e_ipsec_build_inverse_table(void)
+{
+ u16 mss_inv;
+ u32 mss;
+
+ /* Calculate 1/x inverse table for use in GSO data path.
+ * Using this table, we provide the IPSec accelerator with the value of
+ * 1/gso_size so that it can infer the position of each segment inside
+ * the GSO, and increment the ESP sequence number, and generate the IV.
+ * The HW needs this value in Q0.16 fixed-point number format
+ */
+ mlx5e_ipsec_inverse_table[1] = htons(0xFFFF);
+ for (mss = 2; mss < MAX_LSO_MSS; mss++) {
+ mss_inv = ((1ULL << 32) / mss) >> 16;
+ mlx5e_ipsec_inverse_table[mss] = htons(mss_inv);
+ }
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h
new file mode 100644
index 0000000..e37ae25
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef __MLX5E_IPSEC_RXTX_H__
+#define __MLX5E_IPSEC_RXTX_H__
+
+#ifdef CONFIG_MLX5_EN_IPSEC
+
+#include <linux/skbuff.h>
+#include "en.h"
+
+struct sk_buff *mlx5e_ipsec_handle_rx_skb(struct net_device *netdev,
+ struct sk_buff *skb);
+void mlx5e_ipsec_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
+
+void mlx5e_ipsec_inverse_table_init(void);
+bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev,
+ netdev_features_t features);
+struct sk_buff *mlx5e_ipsec_handle_tx_skb(struct net_device *netdev,
+ struct mlx5e_tx_wqe *wqe,
+ struct sk_buff *skb);
+
+#endif /* CONFIG_MLX5_EN_IPSEC */
+
+#endif /* __MLX5E_IPSEC_RXTX_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c
new file mode 100644
index 0000000..6fea592
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <linux/ethtool.h>
+#include <net/sock.h>
+
+#include "en.h"
+#include "accel/ipsec.h"
+#include "fpga/sdk.h"
+#include "en_accel/ipsec.h"
+
+static const struct counter_desc mlx5e_ipsec_hw_stats_desc[] = {
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_in_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_out_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_bypass_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_in_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_out_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_bypass_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_drop_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_auth_fail_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_drop_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_add_sa_success) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_add_sa_fail) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_del_sa_success) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_del_sa_fail) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_cmd_drop) },
+};
+
+static const struct counter_desc mlx5e_ipsec_sw_stats_desc[] = {
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sp_alloc) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sadb_miss) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_syndrome) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_bundle) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_no_state) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_not_ip) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_trailer) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_metadata) },
+};
+
+#define MLX5E_READ_CTR_ATOMIC64(ptr, dsc, i) \
+ atomic64_read((atomic64_t *)((char *)(ptr) + (dsc)[i].offset))
+
+#define NUM_IPSEC_HW_COUNTERS ARRAY_SIZE(mlx5e_ipsec_hw_stats_desc)
+#define NUM_IPSEC_SW_COUNTERS ARRAY_SIZE(mlx5e_ipsec_sw_stats_desc)
+
+#define NUM_IPSEC_COUNTERS (NUM_IPSEC_HW_COUNTERS + NUM_IPSEC_SW_COUNTERS)
+
+int mlx5e_ipsec_get_count(struct mlx5e_priv *priv)
+{
+ if (!priv->ipsec)
+ return 0;
+
+ return NUM_IPSEC_COUNTERS;
+}
+
+int mlx5e_ipsec_get_strings(struct mlx5e_priv *priv, uint8_t *data)
+{
+ unsigned int i, idx = 0;
+
+ if (!priv->ipsec)
+ return 0;
+
+ for (i = 0; i < NUM_IPSEC_HW_COUNTERS; i++)
+ strcpy(data + (idx++) * ETH_GSTRING_LEN,
+ mlx5e_ipsec_hw_stats_desc[i].format);
+
+ for (i = 0; i < NUM_IPSEC_SW_COUNTERS; i++)
+ strcpy(data + (idx++) * ETH_GSTRING_LEN,
+ mlx5e_ipsec_sw_stats_desc[i].format);
+
+ return NUM_IPSEC_COUNTERS;
+}
+
+void mlx5e_ipsec_update_stats(struct mlx5e_priv *priv)
+{
+ int ret;
+
+ if (!priv->ipsec)
+ return;
+
+ ret = mlx5_accel_ipsec_counters_read(priv->mdev, (u64 *)&priv->ipsec->stats,
+ NUM_IPSEC_HW_COUNTERS);
+ if (ret)
+ memset(&priv->ipsec->stats, 0, sizeof(priv->ipsec->stats));
+}
+
+int mlx5e_ipsec_get_stats(struct mlx5e_priv *priv, u64 *data)
+{
+ int i, idx = 0;
+
+ if (!priv->ipsec)
+ return 0;
+
+ for (i = 0; i < NUM_IPSEC_HW_COUNTERS; i++)
+ data[idx++] = MLX5E_READ_CTR64_CPU(&priv->ipsec->stats,
+ mlx5e_ipsec_hw_stats_desc, i);
+
+ for (i = 0; i < NUM_IPSEC_SW_COUNTERS; i++)
+ data[idx++] = MLX5E_READ_CTR_ATOMIC64(&priv->ipsec->sw_stats,
+ mlx5e_ipsec_sw_stats_desc, i);
+
+ return NUM_IPSEC_COUNTERS;
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c
index c8a0053..12d3ced 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c
@@ -178,34 +178,26 @@ static int arfs_add_default_rule(struct mlx5e_priv *priv,
struct mlx5_flow_destination dest;
MLX5_DECLARE_FLOW_ACT(flow_act);
struct mlx5_flow_spec *spec;
+ enum mlx5e_traffic_types tt;
int err = 0;
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
- netdev_err(priv->netdev, "%s: alloc failed\n", __func__);
err = -ENOMEM;
goto out;
}
dest.type = MLX5_FLOW_DESTINATION_TYPE_TIR;
- switch (type) {
- case ARFS_IPV4_TCP:
- dest.tir_num = tir[MLX5E_TT_IPV4_TCP].tirn;
- break;
- case ARFS_IPV4_UDP:
- dest.tir_num = tir[MLX5E_TT_IPV4_UDP].tirn;
- break;
- case ARFS_IPV6_TCP:
- dest.tir_num = tir[MLX5E_TT_IPV6_TCP].tirn;
- break;
- case ARFS_IPV6_UDP:
- dest.tir_num = tir[MLX5E_TT_IPV6_UDP].tirn;
- break;
- default:
+ tt = arfs_get_tt(type);
+ if (tt == -EINVAL) {
+ netdev_err(priv->netdev, "%s: bad arfs_type: %d\n",
+ __func__, type);
err = -EINVAL;
goto out;
}
+ dest.tir_num = tir[tt].tirn;
+
arfs_t->default_rule = mlx5_add_flow_rules(arfs_t->ft.t, spec,
&flow_act,
&dest, 1);
@@ -237,7 +229,7 @@ static int arfs_create_groups(struct mlx5e_flow_table *ft,
ft->g = kcalloc(MLX5E_ARFS_NUM_GROUPS,
sizeof(*ft->g), GFP_KERNEL);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in || !ft->g) {
kvfree(ft->g);
kvfree(in);
@@ -481,9 +473,8 @@ static struct mlx5_flow_handle *arfs_add_rule(struct mlx5e_priv *priv,
struct mlx5_flow_table *ft;
int err = 0;
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
- netdev_err(priv->netdev, "%s: alloc failed\n", __func__);
err = -ENOMEM;
goto out;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c b/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c
index e706a87..66f4323 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c
@@ -86,9 +86,8 @@ static void mlx5e_timestamp_overflow(struct work_struct *work)
schedule_delayed_work(&tstamp->overflow_work, tstamp->overflow_period);
}
-int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr)
+int mlx5e_hwstamp_set(struct mlx5e_priv *priv, struct ifreq *ifr)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
struct hwtstamp_config config;
int err;
@@ -128,11 +127,12 @@ int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr)
case HWTSTAMP_FILTER_PTP_V2_EVENT:
case HWTSTAMP_FILTER_PTP_V2_SYNC:
case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
+ case HWTSTAMP_FILTER_NTP_ALL:
/* Disable CQE compression */
- netdev_warn(dev, "Disabling cqe compression");
+ netdev_warn(priv->netdev, "Disabling cqe compression");
err = mlx5e_modify_rx_cqe_compression_locked(priv, false);
if (err) {
- netdev_err(dev, "Failed disabling cqe compression err=%d\n", err);
+ netdev_err(priv->netdev, "Failed disabling cqe compression err=%d\n", err);
mutex_unlock(&priv->state_lock);
return err;
}
@@ -150,9 +150,8 @@ int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr)
sizeof(config)) ? -EFAULT : 0;
}
-int mlx5e_hwstamp_get(struct net_device *dev, struct ifreq *ifr)
+int mlx5e_hwstamp_get(struct mlx5e_priv *priv, struct ifreq *ifr)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
struct hwtstamp_config *cfg = &priv->tstamp.hwtstamp_config;
if (!MLX5_CAP_GEN(priv->mdev, device_frequency_khz))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c
index f1f17f7..ece3fb1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c
@@ -65,7 +65,7 @@ static int mlx5e_create_mkey(struct mlx5_core_dev *mdev, u32 pdn,
u32 *in;
int err;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -145,9 +145,8 @@ int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb)
int inlen;
void *in;
-
inlen = MLX5_ST_SZ_BYTES(modify_tir_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
goto out;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 16486df..917fade 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -31,15 +31,15 @@
*/
#include "en.h"
+#include "en_accel/ipsec.h"
-static void mlx5e_get_drvinfo(struct net_device *dev,
- struct ethtool_drvinfo *drvinfo)
+void mlx5e_ethtool_get_drvinfo(struct mlx5e_priv *priv,
+ struct ethtool_drvinfo *drvinfo)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
struct mlx5_core_dev *mdev = priv->mdev;
strlcpy(drvinfo->driver, DRIVER_NAME, sizeof(drvinfo->driver));
- strlcpy(drvinfo->version, DRIVER_VERSION " (" DRIVER_RELDATE ")",
+ strlcpy(drvinfo->version, DRIVER_VERSION,
sizeof(drvinfo->version));
snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
"%d.%d.%04d (%.16s)",
@@ -49,6 +49,14 @@ static void mlx5e_get_drvinfo(struct net_device *dev,
sizeof(drvinfo->bus_info));
}
+static void mlx5e_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *drvinfo)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
+ mlx5e_ethtool_get_drvinfo(priv, drvinfo);
+}
+
struct ptys2ethtool_config {
__ETHTOOL_DECLARE_LINK_MODE_MASK(supported);
__ETHTOOL_DECLARE_LINK_MODE_MASK(advertised);
@@ -135,6 +143,9 @@ static unsigned long mlx5e_query_pfc_combined(struct mlx5e_priv *priv)
u8 pfc_en_rx;
int err;
+ if (MLX5_CAP_GEN(mdev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
+ return 0;
+
err = mlx5_query_port_pfc(mdev, &pfc_en_tx, &pfc_en_rx);
return err ? 0 : pfc_en_tx | pfc_en_rx;
@@ -147,6 +158,9 @@ static bool mlx5e_query_global_pause_combined(struct mlx5e_priv *priv)
u32 tx_pause;
int err;
+ if (MLX5_CAP_GEN(mdev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
+ return false;
+
err = mlx5_query_port_pause(mdev, &rx_pause, &tx_pause);
return err ? false : rx_pause | tx_pause;
@@ -160,9 +174,8 @@ static bool mlx5e_query_global_pause_combined(struct mlx5e_priv *priv)
((mlx5e_query_global_pause_combined(priv) + hweight8(mlx5e_query_pfc_combined(priv))) * \
NUM_PPORT_PER_PRIO_PFC_COUNTERS)
-static int mlx5e_get_sset_count(struct net_device *dev, int sset)
+int mlx5e_ethtool_get_sset_count(struct mlx5e_priv *priv, int sset)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
switch (sset) {
case ETH_SS_STATS:
@@ -174,7 +187,8 @@ static int mlx5e_get_sset_count(struct net_device *dev, int sset)
MLX5E_NUM_SQ_STATS(priv) +
MLX5E_NUM_PFC_COUNTERS(priv) +
ARRAY_SIZE(mlx5e_pme_status_desc) +
- ARRAY_SIZE(mlx5e_pme_error_desc);
+ ARRAY_SIZE(mlx5e_pme_error_desc) +
+ mlx5e_ipsec_get_count(priv);
case ETH_SS_PRIV_FLAGS:
return ARRAY_SIZE(mlx5e_priv_flags);
@@ -186,6 +200,13 @@ static int mlx5e_get_sset_count(struct net_device *dev, int sset)
}
}
+static int mlx5e_get_sset_count(struct net_device *dev, int sset)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
+ return mlx5e_ethtool_get_sset_count(priv, sset);
+}
+
static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data)
{
int i, j, tc, prio, idx = 0;
@@ -256,6 +277,9 @@ static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data)
for (i = 0; i < ARRAY_SIZE(mlx5e_pme_error_desc); i++)
strcpy(data + (idx++) * ETH_GSTRING_LEN, mlx5e_pme_error_desc[i].format);
+ /* IPSec counters */
+ idx += mlx5e_ipsec_get_strings(priv, data + idx * ETH_GSTRING_LEN);
+
if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
return;
@@ -273,10 +297,9 @@ static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data)
priv->channel_tc2txq[i][tc]);
}
-static void mlx5e_get_strings(struct net_device *dev,
- uint32_t stringset, uint8_t *data)
+void mlx5e_ethtool_get_strings(struct mlx5e_priv *priv,
+ uint32_t stringset, uint8_t *data)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
int i;
switch (stringset) {
@@ -297,10 +320,17 @@ static void mlx5e_get_strings(struct net_device *dev,
}
}
-static void mlx5e_get_ethtool_stats(struct net_device *dev,
- struct ethtool_stats *stats, u64 *data)
+static void mlx5e_get_strings(struct net_device *dev,
+ uint32_t stringset, uint8_t *data)
{
struct mlx5e_priv *priv = netdev_priv(dev);
+
+ mlx5e_ethtool_get_strings(priv, stringset, data);
+}
+
+void mlx5e_ethtool_get_ethtool_stats(struct mlx5e_priv *priv,
+ struct ethtool_stats *stats, u64 *data)
+{
struct mlx5e_channels *channels;
struct mlx5_priv *mlx5_priv;
int i, j, tc, prio, idx = 0;
@@ -311,7 +341,7 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev,
mutex_lock(&priv->state_lock);
if (test_bit(MLX5E_STATE_OPENED, &priv->state))
- mlx5e_update_stats(priv);
+ mlx5e_update_stats(priv, true);
channels = &priv->channels;
mutex_unlock(&priv->state_lock);
@@ -378,6 +408,9 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev,
data[idx++] = MLX5E_READ_CTR64_CPU(mlx5_priv->pme_stats.error_counters,
mlx5e_pme_error_desc, i);
+ /* IPSec counters */
+ idx += mlx5e_ipsec_get_stats(priv, data + idx);
+
if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
return;
@@ -395,6 +428,15 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev,
sq_stats_desc, j);
}
+static void mlx5e_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *stats,
+ u64 *data)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
+ mlx5e_ethtool_get_ethtool_stats(priv, stats, data);
+}
+
static u32 mlx5e_rx_wqes_to_packets(struct mlx5e_priv *priv, int rq_wq_type,
int num_wqe)
{
@@ -439,10 +481,9 @@ static u32 mlx5e_packets_to_rx_wqes(struct mlx5e_priv *priv, int rq_wq_type,
return 1 << (order_base_2(num_wqes));
}
-static void mlx5e_get_ringparam(struct net_device *dev,
- struct ethtool_ringparam *param)
+void mlx5e_ethtool_get_ringparam(struct mlx5e_priv *priv,
+ struct ethtool_ringparam *param)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
int rq_wq_type = priv->channels.params.rq_wq_type;
param->rx_max_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type,
@@ -453,10 +494,17 @@ static void mlx5e_get_ringparam(struct net_device *dev,
param->tx_pending = 1 << priv->channels.params.log_sq_size;
}
-static int mlx5e_set_ringparam(struct net_device *dev,
- struct ethtool_ringparam *param)
+static void mlx5e_get_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *param)
{
struct mlx5e_priv *priv = netdev_priv(dev);
+
+ mlx5e_ethtool_get_ringparam(priv, param);
+}
+
+int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
+ struct ethtool_ringparam *param)
+{
int rq_wq_type = priv->channels.params.rq_wq_type;
struct mlx5e_channels new_channels = {};
u32 rx_pending_wqes;
@@ -468,12 +516,12 @@ static int mlx5e_set_ringparam(struct net_device *dev,
int err = 0;
if (param->rx_jumbo_pending) {
- netdev_info(dev, "%s: rx_jumbo_pending not supported\n",
+ netdev_info(priv->netdev, "%s: rx_jumbo_pending not supported\n",
__func__);
return -EINVAL;
}
if (param->rx_mini_pending) {
- netdev_info(dev, "%s: rx_mini_pending not supported\n",
+ netdev_info(priv->netdev, "%s: rx_mini_pending not supported\n",
__func__);
return -EINVAL;
}
@@ -486,13 +534,13 @@ static int mlx5e_set_ringparam(struct net_device *dev,
param->rx_pending);
if (param->rx_pending < min_rq_size) {
- netdev_info(dev, "%s: rx_pending (%d) < min (%d)\n",
+ netdev_info(priv->netdev, "%s: rx_pending (%d) < min (%d)\n",
__func__, param->rx_pending,
min_rq_size);
return -EINVAL;
}
if (param->rx_pending > max_rq_size) {
- netdev_info(dev, "%s: rx_pending (%d) > max (%d)\n",
+ netdev_info(priv->netdev, "%s: rx_pending (%d) > max (%d)\n",
__func__, param->rx_pending,
max_rq_size);
return -EINVAL;
@@ -501,19 +549,19 @@ static int mlx5e_set_ringparam(struct net_device *dev,
num_mtts = MLX5E_REQUIRED_MTTS(rx_pending_wqes);
if (priv->channels.params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ &&
!MLX5E_VALID_NUM_MTTS(num_mtts)) {
- netdev_info(dev, "%s: rx_pending (%d) request can't be satisfied, try to reduce.\n",
+ netdev_info(priv->netdev, "%s: rx_pending (%d) request can't be satisfied, try to reduce.\n",
__func__, param->rx_pending);
return -EINVAL;
}
if (param->tx_pending < (1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)) {
- netdev_info(dev, "%s: tx_pending (%d) < min (%d)\n",
+ netdev_info(priv->netdev, "%s: tx_pending (%d) < min (%d)\n",
__func__, param->tx_pending,
1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE);
return -EINVAL;
}
if (param->tx_pending > (1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE)) {
- netdev_info(dev, "%s: tx_pending (%d) > max (%d)\n",
+ netdev_info(priv->netdev, "%s: tx_pending (%d) > max (%d)\n",
__func__, param->tx_pending,
1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE);
return -EINVAL;
@@ -549,26 +597,39 @@ unlock:
return err;
}
-static void mlx5e_get_channels(struct net_device *dev,
- struct ethtool_channels *ch)
+static int mlx5e_set_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *param)
{
struct mlx5e_priv *priv = netdev_priv(dev);
+ return mlx5e_ethtool_set_ringparam(priv, param);
+}
+
+void mlx5e_ethtool_get_channels(struct mlx5e_priv *priv,
+ struct ethtool_channels *ch)
+{
ch->max_combined = priv->profile->max_nch(priv->mdev);
ch->combined_count = priv->channels.params.num_channels;
}
-static int mlx5e_set_channels(struct net_device *dev,
- struct ethtool_channels *ch)
+static void mlx5e_get_channels(struct net_device *dev,
+ struct ethtool_channels *ch)
{
struct mlx5e_priv *priv = netdev_priv(dev);
+
+ mlx5e_ethtool_get_channels(priv, ch);
+}
+
+int mlx5e_ethtool_set_channels(struct mlx5e_priv *priv,
+ struct ethtool_channels *ch)
+{
unsigned int count = ch->combined_count;
struct mlx5e_channels new_channels = {};
bool arfs_enabled;
int err = 0;
if (!count) {
- netdev_info(dev, "%s: combined_count=0 not supported\n",
+ netdev_info(priv->netdev, "%s: combined_count=0 not supported\n",
__func__);
return -EINVAL;
}
@@ -593,7 +654,7 @@ static int mlx5e_set_channels(struct net_device *dev,
if (err)
goto out;
- arfs_enabled = dev->features & NETIF_F_NTUPLE;
+ arfs_enabled = priv->netdev->features & NETIF_F_NTUPLE;
if (arfs_enabled)
mlx5e_arfs_disable(priv);
@@ -603,7 +664,7 @@ static int mlx5e_set_channels(struct net_device *dev,
if (arfs_enabled) {
err = mlx5e_arfs_enable(priv);
if (err)
- netdev_err(dev, "%s: mlx5e_arfs_enable failed: %d\n",
+ netdev_err(priv->netdev, "%s: mlx5e_arfs_enable failed: %d\n",
__func__, err);
}
@@ -613,11 +674,17 @@ out:
return err;
}
-static int mlx5e_get_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *coal)
+static int mlx5e_set_channels(struct net_device *dev,
+ struct ethtool_channels *ch)
{
- struct mlx5e_priv *priv = netdev_priv(netdev);
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
+ return mlx5e_ethtool_set_channels(priv, ch);
+}
+int mlx5e_ethtool_get_coalesce(struct mlx5e_priv *priv,
+ struct ethtool_coalesce *coal)
+{
if (!MLX5_CAP_GEN(priv->mdev, cq_moderation))
return -EOPNOTSUPP;
@@ -630,6 +697,14 @@ static int mlx5e_get_coalesce(struct net_device *netdev,
return 0;
}
+static int mlx5e_get_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *coal)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+
+ return mlx5e_ethtool_get_coalesce(priv, coal);
+}
+
static void
mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal)
{
@@ -653,10 +728,9 @@ mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesc
}
}
-static int mlx5e_set_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *coal)
+int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv,
+ struct ethtool_coalesce *coal)
{
- struct mlx5e_priv *priv = netdev_priv(netdev);
struct mlx5_core_dev *mdev = priv->mdev;
struct mlx5e_channels new_channels = {};
int err = 0;
@@ -699,6 +773,14 @@ out:
return err;
}
+static int mlx5e_set_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *coal)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+
+ return mlx5e_ethtool_set_coalesce(priv, coal);
+}
+
static void ptys2ethtool_supported_link(unsigned long *supported_modes,
u32 eth_proto_cap)
{
@@ -723,24 +805,81 @@ static void ptys2ethtool_adver_link(unsigned long *advertising_modes,
__ETHTOOL_LINK_MODE_MASK_NBITS);
}
-static void ptys2ethtool_supported_port(struct ethtool_link_ksettings *link_ksettings,
- u32 eth_proto_cap)
+static void ptys2ethtool_supported_advertised_port(struct ethtool_link_ksettings *link_ksettings,
+ u32 eth_proto_cap,
+ u8 connector_type)
{
- if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_10GBASE_CR)
- | MLX5E_PROT_MASK(MLX5E_10GBASE_SR)
- | MLX5E_PROT_MASK(MLX5E_40GBASE_CR4)
- | MLX5E_PROT_MASK(MLX5E_40GBASE_SR4)
- | MLX5E_PROT_MASK(MLX5E_100GBASE_SR4)
- | MLX5E_PROT_MASK(MLX5E_1000BASE_CX_SGMII))) {
- ethtool_link_ksettings_add_link_mode(link_ksettings, supported, FIBRE);
+ if (!connector_type || connector_type >= MLX5E_CONNECTOR_TYPE_NUMBER) {
+ if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_10GBASE_CR)
+ | MLX5E_PROT_MASK(MLX5E_10GBASE_SR)
+ | MLX5E_PROT_MASK(MLX5E_40GBASE_CR4)
+ | MLX5E_PROT_MASK(MLX5E_40GBASE_SR4)
+ | MLX5E_PROT_MASK(MLX5E_100GBASE_SR4)
+ | MLX5E_PROT_MASK(MLX5E_1000BASE_CX_SGMII))) {
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported,
+ FIBRE);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising,
+ FIBRE);
+ }
+
+ if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_100GBASE_KR4)
+ | MLX5E_PROT_MASK(MLX5E_40GBASE_KR4)
+ | MLX5E_PROT_MASK(MLX5E_10GBASE_KR)
+ | MLX5E_PROT_MASK(MLX5E_10GBASE_KX4)
+ | MLX5E_PROT_MASK(MLX5E_1000BASE_KX))) {
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported,
+ Backplane);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising,
+ Backplane);
+ }
+ return;
}
- if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_100GBASE_KR4)
- | MLX5E_PROT_MASK(MLX5E_40GBASE_KR4)
- | MLX5E_PROT_MASK(MLX5E_10GBASE_KR)
- | MLX5E_PROT_MASK(MLX5E_10GBASE_KX4)
- | MLX5E_PROT_MASK(MLX5E_1000BASE_KX))) {
- ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Backplane);
+ switch (connector_type) {
+ case MLX5E_PORT_TP:
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported, TP);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising, TP);
+ break;
+ case MLX5E_PORT_AUI:
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported, AUI);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising, AUI);
+ break;
+ case MLX5E_PORT_BNC:
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported, BNC);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising, BNC);
+ break;
+ case MLX5E_PORT_MII:
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported, MII);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising, MII);
+ break;
+ case MLX5E_PORT_FIBRE:
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported, FIBRE);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising, FIBRE);
+ break;
+ case MLX5E_PORT_DA:
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ supported, Backplane);
+ ethtool_link_ksettings_add_link_mode(link_ksettings,
+ advertising, Backplane);
+ break;
+ case MLX5E_PORT_NONE:
+ case MLX5E_PORT_OTHER:
+ default:
+ break;
}
}
@@ -791,7 +930,6 @@ static void get_supported(u32 eth_proto_cap,
{
unsigned long *supported = link_ksettings->link_modes.supported;
- ptys2ethtool_supported_port(link_ksettings, eth_proto_cap);
ptys2ethtool_supported_link(supported, eth_proto_cap);
ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Pause);
}
@@ -809,8 +947,23 @@ static void get_advertising(u32 eth_proto_cap, u8 tx_pause,
ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Asym_Pause);
}
-static u8 get_connector_port(u32 eth_proto)
+static int ptys2connector_type[MLX5E_CONNECTOR_TYPE_NUMBER] = {
+ [MLX5E_PORT_UNKNOWN] = PORT_OTHER,
+ [MLX5E_PORT_NONE] = PORT_NONE,
+ [MLX5E_PORT_TP] = PORT_TP,
+ [MLX5E_PORT_AUI] = PORT_AUI,
+ [MLX5E_PORT_BNC] = PORT_BNC,
+ [MLX5E_PORT_MII] = PORT_MII,
+ [MLX5E_PORT_FIBRE] = PORT_FIBRE,
+ [MLX5E_PORT_DA] = PORT_DA,
+ [MLX5E_PORT_OTHER] = PORT_OTHER,
+ };
+
+static u8 get_connector_port(u32 eth_proto, u8 connector_type)
{
+ if (connector_type && connector_type < MLX5E_CONNECTOR_TYPE_NUMBER)
+ return ptys2connector_type[connector_type];
+
if (eth_proto & (MLX5E_PROT_MASK(MLX5E_10GBASE_SR)
| MLX5E_PROT_MASK(MLX5E_40GBASE_SR4)
| MLX5E_PROT_MASK(MLX5E_100GBASE_SR4)
@@ -856,6 +1009,7 @@ static int mlx5e_get_link_ksettings(struct net_device *netdev,
u32 eth_proto_oper;
u8 an_disable_admin;
u8 an_status;
+ u8 connector_type;
int err;
err = mlx5_query_port_ptys(mdev, out, sizeof(out), MLX5_PTYS_EN, 1);
@@ -871,6 +1025,7 @@ static int mlx5e_get_link_ksettings(struct net_device *netdev,
eth_proto_lp = MLX5_GET(ptys_reg, out, eth_proto_lp_advertise);
an_disable_admin = MLX5_GET(ptys_reg, out, an_disable_admin);
an_status = MLX5_GET(ptys_reg, out, an_status);
+ connector_type = MLX5_GET(ptys_reg, out, connector_type);
mlx5_query_port_pause(mdev, &rx_pause, &tx_pause);
@@ -883,7 +1038,10 @@ static int mlx5e_get_link_ksettings(struct net_device *netdev,
eth_proto_oper = eth_proto_oper ? eth_proto_oper : eth_proto_cap;
- link_ksettings->base.port = get_connector_port(eth_proto_oper);
+ link_ksettings->base.port = get_connector_port(eth_proto_oper,
+ connector_type);
+ ptys2ethtool_supported_advertised_port(link_ksettings, eth_proto_admin,
+ connector_type);
get_lp_advertising(eth_proto_lp, link_ksettings);
if (an_status == MLX5_AN_COMPLETE)
@@ -1048,7 +1206,7 @@ static int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir,
(hfunc != ETH_RSS_HASH_TOP))
return -EINVAL;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -1222,13 +1380,12 @@ static int mlx5e_set_pauseparam(struct net_device *netdev,
return err;
}
-static int mlx5e_get_ts_info(struct net_device *dev,
- struct ethtool_ts_info *info)
+int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv,
+ struct ethtool_ts_info *info)
{
- struct mlx5e_priv *priv = netdev_priv(dev);
int ret;
- ret = ethtool_op_get_ts_info(dev, info);
+ ret = ethtool_op_get_ts_info(priv->netdev, info);
if (ret)
return ret;
@@ -1251,6 +1408,14 @@ static int mlx5e_get_ts_info(struct net_device *dev,
return 0;
}
+static int mlx5e_get_ts_info(struct net_device *dev,
+ struct ethtool_ts_info *info)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
+ return mlx5e_ethtool_get_ts_info(priv, info);
+}
+
static __u32 mlx5e_get_wol_supported(struct mlx5_core_dev *mdev)
{
__u32 ret = 0;
@@ -1638,6 +1803,40 @@ static int mlx5e_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
return err;
}
+int mlx5e_ethtool_flash_device(struct mlx5e_priv *priv,
+ struct ethtool_flash *flash)
+{
+ struct mlx5_core_dev *mdev = priv->mdev;
+ struct net_device *dev = priv->netdev;
+ const struct firmware *fw;
+ int err;
+
+ if (flash->region != ETHTOOL_FLASH_ALL_REGIONS)
+ return -EOPNOTSUPP;
+
+ err = request_firmware_direct(&fw, flash->data, &dev->dev);
+ if (err)
+ return err;
+
+ dev_hold(dev);
+ rtnl_unlock();
+
+ err = mlx5_firmware_flash(mdev, fw);
+ release_firmware(fw);
+
+ rtnl_lock();
+ dev_put(dev);
+ return err;
+}
+
+static int mlx5e_flash_device(struct net_device *dev,
+ struct ethtool_flash *flash)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
+ return mlx5e_ethtool_flash_device(priv, flash);
+}
+
const struct ethtool_ops mlx5e_ethtool_ops = {
.get_drvinfo = mlx5e_get_drvinfo,
.get_link = ethtool_op_get_link,
@@ -1658,6 +1857,7 @@ const struct ethtool_ops mlx5e_ethtool_ops = {
.set_rxfh = mlx5e_set_rxfh,
.get_rxnfc = mlx5e_get_rxnfc,
.set_rxnfc = mlx5e_set_rxnfc,
+ .flash_device = mlx5e_flash_device,
.get_tunable = mlx5e_get_tunable,
.set_tunable = mlx5e_set_tunable,
.get_pauseparam = mlx5e_get_pauseparam,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index 53ed583..dfccb53 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -170,7 +170,6 @@ static int __mlx5e_add_vlan_rule(struct mlx5e_priv *priv,
spec->match_criteria_enable = MLX5_MATCH_OUTER_HEADERS;
-
switch (rule_type) {
case MLX5E_VLAN_RULE_TYPE_UNTAGGED:
rule_p = &priv->fs.vlan.untagged_rule;
@@ -218,11 +217,9 @@ static int mlx5e_add_vlan_rule(struct mlx5e_priv *priv,
struct mlx5_flow_spec *spec;
int err = 0;
- spec = mlx5_vzalloc(sizeof(*spec));
- if (!spec) {
- netdev_err(priv->netdev, "%s: alloc failed\n", __func__);
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
return -ENOMEM;
- }
if (rule_type == MLX5E_VLAN_RULE_TYPE_MATCH_VID)
mlx5e_vport_context_update_vlans(priv);
@@ -660,11 +657,9 @@ mlx5e_generate_ttc_rule(struct mlx5e_priv *priv,
struct mlx5_flow_spec *spec;
int err = 0;
- spec = mlx5_vzalloc(sizeof(*spec));
- if (!spec) {
- netdev_err(priv->netdev, "%s: alloc failed\n", __func__);
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
return ERR_PTR(-ENOMEM);
- }
if (proto) {
spec->match_criteria_enable = MLX5_MATCH_OUTER_HEADERS;
@@ -742,7 +737,7 @@ static int mlx5e_create_ttc_table_groups(struct mlx5e_ttc_table *ttc)
sizeof(*ft->g), GFP_KERNEL);
if (!ft->g)
return -ENOMEM;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in) {
kfree(ft->g);
return -ENOMEM;
@@ -852,11 +847,9 @@ static int mlx5e_add_l2_flow_rule(struct mlx5e_priv *priv,
u8 *mc_dmac;
u8 *mv_dmac;
- spec = mlx5_vzalloc(sizeof(*spec));
- if (!spec) {
- netdev_err(priv->netdev, "%s: alloc failed\n", __func__);
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
return -ENOMEM;
- }
mc_dmac = MLX5_ADDR_OF(fte_match_param, spec->match_criteria,
outer_headers.dmac_47_16);
@@ -916,7 +909,7 @@ static int mlx5e_create_l2_table_groups(struct mlx5e_l2_table *l2_table)
ft->g = kcalloc(MLX5E_NUM_L2_GROUPS, sizeof(*ft->g), GFP_KERNEL);
if (!ft->g)
return -ENOMEM;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in) {
kfree(ft->g);
return -ENOMEM;
@@ -1071,7 +1064,7 @@ static int mlx5e_create_vlan_table_groups(struct mlx5e_flow_table *ft)
int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
int err;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
index 85bf4a3..bdd82c9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
@@ -296,7 +296,7 @@ add_ethtool_flow_rule(struct mlx5e_priv *priv,
struct mlx5_flow_handle *rule;
int err = 0;
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec)
return ERR_PTR(-ENOMEM);
err = set_flow_attrs(spec->match_criteria, spec->match_value,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 277f4de..1eac500 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -39,6 +39,9 @@
#include "en.h"
#include "en_tc.h"
#include "en_rep.h"
+#include "en_accel/ipsec.h"
+#include "en_accel/ipsec_rxtx.h"
+#include "accel/ipsec.h"
#include "vxlan.h"
struct mlx5e_rq_param {
@@ -96,9 +99,12 @@ void mlx5e_set_rq_type_params(struct mlx5_core_dev *mdev,
params->log_rq_size = is_kdump_kernel() ?
MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE :
MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE;
+ params->rq_headroom = params->xdp_prog ?
+ XDP_PACKET_HEADROOM : MLX5_RX_HEADROOM;
+ params->rq_headroom += NET_IP_ALIGN;
/* Extra room needed for build_skb */
- params->lro_wqe_sz -= MLX5_RX_HEADROOM +
+ params->lro_wqe_sz -= params->rq_headroom +
SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
}
@@ -112,7 +118,7 @@ void mlx5e_set_rq_type_params(struct mlx5_core_dev *mdev,
static void mlx5e_set_rq_params(struct mlx5_core_dev *mdev, struct mlx5e_params *params)
{
u8 rq_type = mlx5e_check_fragmented_striding_rq_cap(mdev) &&
- !params->xdp_prog ?
+ !params->xdp_prog && !MLX5_IPSEC_DEV(mdev) ?
MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ :
MLX5_WQ_TYPE_LINKED_LIST;
mlx5e_set_rq_type_params(mdev, params, rq_type);
@@ -124,7 +130,8 @@ static void mlx5e_update_carrier(struct mlx5e_priv *priv)
u8 port_state;
port_state = mlx5_query_vport_state(mdev,
- MLX5_QUERY_VPORT_STATE_IN_OP_MOD_VNIC_VPORT, 0);
+ MLX5_QUERY_VPORT_STATE_IN_OP_MOD_VNIC_VPORT,
+ 0);
if (port_state == VPORT_STATE_UP) {
netdev_info(priv->netdev, "Link up\n");
@@ -142,7 +149,8 @@ static void mlx5e_update_carrier_work(struct work_struct *work)
mutex_lock(&priv->state_lock);
if (test_bit(MLX5E_STATE_OPENED, &priv->state))
- mlx5e_update_carrier(priv);
+ if (priv->profile->update_carrier)
+ priv->profile->update_carrier(priv);
mutex_unlock(&priv->state_lock);
}
@@ -195,6 +203,7 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv)
s->rx_buff_alloc_err += rq_stats->buff_alloc_err;
s->rx_cqe_compress_blks += rq_stats->cqe_compress_blks;
s->rx_cqe_compress_pkts += rq_stats->cqe_compress_pkts;
+ s->rx_page_reuse += rq_stats->page_reuse;
s->rx_cache_reuse += rq_stats->cache_reuse;
s->rx_cache_full += rq_stats->cache_full;
s->rx_cache_empty += rq_stats->cache_empty;
@@ -243,18 +252,14 @@ static void mlx5e_update_vport_counters(struct mlx5e_priv *priv)
mlx5_cmd_exec(mdev, in, sizeof(in), out, outlen);
}
-static void mlx5e_update_pport_counters(struct mlx5e_priv *priv)
+static void mlx5e_update_pport_counters(struct mlx5e_priv *priv, bool full)
{
struct mlx5e_pport_stats *pstats = &priv->stats.pport;
struct mlx5_core_dev *mdev = priv->mdev;
+ u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {0};
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
int prio;
void *out;
- u32 *in;
-
- in = mlx5_vzalloc(sz);
- if (!in)
- goto free_out;
MLX5_SET(ppcnt_reg, in, local_port, 1);
@@ -262,6 +267,9 @@ static void mlx5e_update_pport_counters(struct mlx5e_priv *priv)
MLX5_SET(ppcnt_reg, in, grp, MLX5_IEEE_802_3_COUNTERS_GROUP);
mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_PPCNT, 0, 0);
+ if (!full)
+ return;
+
out = pstats->RFC_2863_counters;
MLX5_SET(ppcnt_reg, in, grp, MLX5_RFC_2863_COUNTERS_GROUP);
mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_PPCNT, 0, 0);
@@ -287,53 +295,57 @@ static void mlx5e_update_pport_counters(struct mlx5e_priv *priv)
mlx5_core_access_reg(mdev, in, sz, out, sz,
MLX5_REG_PPCNT, 0, 0);
}
-
-free_out:
- kvfree(in);
}
static void mlx5e_update_q_counter(struct mlx5e_priv *priv)
{
struct mlx5e_qcounter_stats *qcnt = &priv->stats.qcnt;
+ u32 out[MLX5_ST_SZ_DW(query_q_counter_out)];
+ int err;
if (!priv->q_counter)
return;
- mlx5_core_query_out_of_buffer(priv->mdev, priv->q_counter,
- &qcnt->rx_out_of_buffer);
+ err = mlx5_core_query_q_counter(priv->mdev, priv->q_counter, 0, out, sizeof(out));
+ if (err)
+ return;
+
+ qcnt->rx_out_of_buffer = MLX5_GET(query_q_counter_out, out, out_of_buffer);
}
static void mlx5e_update_pcie_counters(struct mlx5e_priv *priv)
{
struct mlx5e_pcie_stats *pcie_stats = &priv->stats.pcie;
struct mlx5_core_dev *mdev = priv->mdev;
+ u32 in[MLX5_ST_SZ_DW(mpcnt_reg)] = {0};
int sz = MLX5_ST_SZ_BYTES(mpcnt_reg);
void *out;
- u32 *in;
if (!MLX5_CAP_MCAM_FEATURE(mdev, pcie_performance_group))
return;
- in = mlx5_vzalloc(sz);
- if (!in)
- return;
-
out = pcie_stats->pcie_perf_counters;
MLX5_SET(mpcnt_reg, in, grp, MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP);
mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_MPCNT, 0, 0);
-
- kvfree(in);
}
-void mlx5e_update_stats(struct mlx5e_priv *priv)
+void mlx5e_update_stats(struct mlx5e_priv *priv, bool full)
{
- mlx5e_update_pcie_counters(priv);
- mlx5e_update_pport_counters(priv);
+ if (full) {
+ mlx5e_update_pcie_counters(priv);
+ mlx5e_ipsec_update_stats(priv);
+ }
+ mlx5e_update_pport_counters(priv, full);
mlx5e_update_vport_counters(priv);
mlx5e_update_q_counter(priv);
mlx5e_update_sw_counters(priv);
}
+static void mlx5e_update_ndo_stats(struct mlx5e_priv *priv)
+{
+ mlx5e_update_stats(priv, false);
+}
+
void mlx5e_update_stats_work(struct work_struct *work)
{
struct delayed_work *dwork = to_delayed_work(work);
@@ -503,7 +515,7 @@ static int mlx5e_create_umr_mkey(struct mlx5_core_dev *mdev,
if (!MLX5E_VALID_NUM_MTTS(npages))
return -EINVAL;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -544,7 +556,6 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
void *rqc = rqp->rqc;
void *rqc_wq = MLX5_ADDR_OF(rqc, rqc, wq);
u32 byte_count;
- u32 frag_sz;
int npages;
int wq_sz;
int err;
@@ -576,13 +587,8 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
goto err_rq_wq_destroy;
}
- if (rq->xdp_prog) {
- rq->buff.map_dir = DMA_BIDIRECTIONAL;
- rq->rx_headroom = XDP_PACKET_HEADROOM;
- } else {
- rq->buff.map_dir = DMA_FROM_DEVICE;
- rq->rx_headroom = MLX5_RX_HEADROOM;
- }
+ rq->buff.map_dir = rq->xdp_prog ? DMA_BIDIRECTIONAL : DMA_FROM_DEVICE;
+ rq->rx_headroom = params->rq_headroom;
switch (rq->wq_type) {
case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ:
@@ -591,6 +597,13 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
rq->dealloc_wqe = mlx5e_dealloc_rx_mpwqe;
rq->handle_rx_cqe = c->priv->profile->rx_handlers.handle_rx_cqe_mpwqe;
+#ifdef CONFIG_MLX5_EN_IPSEC
+ if (MLX5_IPSEC_DEV(mdev)) {
+ err = -EINVAL;
+ netdev_err(c->netdev, "MPWQE RQ with IPSec offload not supported\n");
+ goto err_rq_wq_destroy;
+ }
+#endif
if (!rq->handle_rx_cqe) {
err = -EINVAL;
netdev_err(c->netdev, "RX handler of MPWQE RQ is not set, err %d\n", err);
@@ -613,18 +626,24 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
goto err_destroy_umr_mkey;
break;
default: /* MLX5_WQ_TYPE_LINKED_LIST */
- rq->dma_info = kzalloc_node(wq_sz * sizeof(*rq->dma_info),
- GFP_KERNEL, cpu_to_node(c->cpu));
- if (!rq->dma_info) {
+ rq->wqe.frag_info =
+ kzalloc_node(wq_sz * sizeof(*rq->wqe.frag_info),
+ GFP_KERNEL, cpu_to_node(c->cpu));
+ if (!rq->wqe.frag_info) {
err = -ENOMEM;
goto err_rq_wq_destroy;
}
rq->alloc_wqe = mlx5e_alloc_rx_wqe;
rq->dealloc_wqe = mlx5e_dealloc_rx_wqe;
- rq->handle_rx_cqe = c->priv->profile->rx_handlers.handle_rx_cqe;
+#ifdef CONFIG_MLX5_EN_IPSEC
+ if (c->priv->ipsec)
+ rq->handle_rx_cqe = mlx5e_ipsec_handle_rx_cqe;
+ else
+#endif
+ rq->handle_rx_cqe = c->priv->profile->rx_handlers.handle_rx_cqe;
if (!rq->handle_rx_cqe) {
- kfree(rq->dma_info);
+ kfree(rq->wqe.frag_info);
err = -EINVAL;
netdev_err(c->netdev, "RX handler of RQ is not set, err %d\n", err);
goto err_rq_wq_destroy;
@@ -632,16 +651,17 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
rq->buff.wqe_sz = params->lro_en ?
params->lro_wqe_sz :
- MLX5E_SW2HW_MTU(c->netdev->mtu);
+ MLX5E_SW2HW_MTU(c->priv, c->netdev->mtu);
+#ifdef CONFIG_MLX5_EN_IPSEC
+ if (MLX5_IPSEC_DEV(mdev))
+ rq->buff.wqe_sz += MLX5E_METADATA_ETHER_LEN;
+#endif
+ rq->wqe.page_reuse = !params->xdp_prog && !params->lro_en;
byte_count = rq->buff.wqe_sz;
/* calc the required page order */
- frag_sz = rq->rx_headroom +
- byte_count /* packet data */ +
- SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
- frag_sz = SKB_DATA_ALIGN(frag_sz);
-
- npages = DIV_ROUND_UP(frag_sz, PAGE_SIZE);
+ rq->wqe.frag_sz = MLX5_SKB_FRAG_SZ(rq->rx_headroom + byte_count);
+ npages = DIV_ROUND_UP(rq->wqe.frag_sz, PAGE_SIZE);
rq->buff.page_order = order_base_2(npages);
byte_count |= MLX5_HW_START_PADDING;
@@ -686,7 +706,7 @@ static void mlx5e_free_rq(struct mlx5e_rq *rq)
mlx5_core_destroy_mkey(rq->mdev, &rq->umr_mkey);
break;
default: /* MLX5_WQ_TYPE_LINKED_LIST */
- kfree(rq->dma_info);
+ kfree(rq->wqe.frag_info);
}
for (i = rq->page_cache.head; i != rq->page_cache.tail;
@@ -711,7 +731,7 @@ static int mlx5e_create_rq(struct mlx5e_rq *rq,
inlen = MLX5_ST_SZ_BYTES(create_rq_in) +
sizeof(u64) * rq->wq_ctrl.buf.npages;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -748,7 +768,7 @@ static int mlx5e_modify_rq_state(struct mlx5e_rq *rq, int curr_state,
int err;
inlen = MLX5_ST_SZ_BYTES(modify_rq_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -776,7 +796,7 @@ static int mlx5e_modify_rq_scatter_fcs(struct mlx5e_rq *rq, bool enable)
int err;
inlen = MLX5_ST_SZ_BYTES(modify_rq_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -805,7 +825,7 @@ static int mlx5e_modify_rq_vsd(struct mlx5e_rq *rq, bool vsd)
int err;
inlen = MLX5_ST_SZ_BYTES(modify_rq_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -868,6 +888,16 @@ static void mlx5e_free_rx_descs(struct mlx5e_rq *rq)
mlx5_wq_ll_pop(&rq->wq, wqe_ix_be,
&wqe->next.next_wqe_index);
}
+
+ if (rq->wq_type == MLX5_WQ_TYPE_LINKED_LIST && rq->wqe.page_reuse) {
+ /* Clean outstanding pages on handled WQEs that decided to do page-reuse,
+ * but yet to be re-posted.
+ */
+ int wq_sz = mlx5_wq_ll_get_size(&rq->wq);
+
+ for (wqe_ix = 0; wqe_ix < wq_sz; wqe_ix++)
+ rq->dealloc_wqe(rq, wqe_ix);
+ }
}
static int mlx5e_open_rq(struct mlx5e_channel *c,
@@ -1086,6 +1116,8 @@ static int mlx5e_alloc_txqsq(struct mlx5e_channel *c,
sq->uar_map = mdev->mlx5e_res.bfreg.map;
sq->max_inline = params->tx_max_inline;
sq->min_inline_mode = params->tx_min_inline_mode;
+ if (MLX5_IPSEC_DEV(c->priv->mdev))
+ set_bit(MLX5E_SQ_STATE_IPSEC, &sq->state);
param->wq.db_numa_node = cpu_to_node(c->cpu);
err = mlx5_wq_cyc_create(mdev, &param->wq, sqc_wq, &sq->wq, &sq->wq_ctrl);
@@ -1134,7 +1166,7 @@ static int mlx5e_create_sq(struct mlx5_core_dev *mdev,
inlen = MLX5_ST_SZ_BYTES(create_sq_in) +
sizeof(u64) * csp->wq_ctrl->buf.npages;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -1182,7 +1214,7 @@ static int mlx5e_modify_sq(struct mlx5_core_dev *mdev, u32 sqn,
int err;
inlen = MLX5_ST_SZ_BYTES(modify_sq_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -1496,7 +1528,7 @@ static int mlx5e_create_cq(struct mlx5e_cq *cq, struct mlx5e_cq_param *param)
inlen = MLX5_ST_SZ_BYTES(create_cq_in) +
sizeof(u64) * cq->wq_ctrl.frag_buf.npages;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -1905,6 +1937,7 @@ static void mlx5e_build_sq_param(struct mlx5e_priv *priv,
mlx5e_build_sq_param_common(priv, param);
MLX5_SET(wq, wq, log_wq_sz, params->log_sq_size);
+ MLX5_SET(sqc, sqc, allow_swp, !!MLX5_IPSEC_DEV(priv->mdev));
}
static void mlx5e_build_common_cq_param(struct mlx5e_priv *priv,
@@ -2091,7 +2124,7 @@ mlx5e_create_rqt(struct mlx5e_priv *priv, int sz, struct mlx5e_rqt *rqt)
int i;
inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + sizeof(u32) * sz;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -2210,7 +2243,7 @@ int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz,
int err;
inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + sizeof(u32) * sz;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -2433,7 +2466,7 @@ static int mlx5e_modify_tirs_lro(struct mlx5e_priv *priv)
int ix;
inlen = MLX5_ST_SZ_BYTES(modify_tir_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -2465,7 +2498,7 @@ free_in:
static int mlx5e_set_mtu(struct mlx5e_priv *priv, u16 mtu)
{
struct mlx5_core_dev *mdev = priv->mdev;
- u16 hw_mtu = MLX5E_SW2HW_MTU(mtu);
+ u16 hw_mtu = MLX5E_SW2HW_MTU(priv, mtu);
int err;
err = mlx5_set_port_mtu(mdev, hw_mtu, 1);
@@ -2487,7 +2520,7 @@ static void mlx5e_query_mtu(struct mlx5e_priv *priv, u16 *mtu)
if (err || !hw_mtu) /* fallback to port oper mtu */
mlx5_query_port_oper_mtu(mdev, &hw_mtu, 1);
- *mtu = MLX5E_HW2SW_MTU(hw_mtu);
+ *mtu = MLX5E_HW2SW_MTU(priv, hw_mtu);
}
static int mlx5e_set_dev_port_mtu(struct mlx5e_priv *priv)
@@ -2596,9 +2629,10 @@ void mlx5e_switch_priv_channels(struct mlx5e_priv *priv,
{
struct net_device *netdev = priv->netdev;
int new_num_txqs;
-
+ int carrier_ok;
new_num_txqs = new_chs->num * new_chs->params.num_tc;
+ carrier_ok = netif_carrier_ok(netdev);
netif_carrier_off(netdev);
if (new_num_txqs < netdev->real_num_tx_queues)
@@ -2616,7 +2650,9 @@ void mlx5e_switch_priv_channels(struct mlx5e_priv *priv,
mlx5e_refresh_tirs(priv, false);
mlx5e_activate_priv_channels(priv);
- mlx5e_update_carrier(priv);
+ /* return carrier back if needed */
+ if (carrier_ok)
+ netif_carrier_on(netdev);
}
int mlx5e_open_locked(struct net_device *netdev)
@@ -2632,7 +2668,8 @@ int mlx5e_open_locked(struct net_device *netdev)
mlx5e_refresh_tirs(priv, false);
mlx5e_activate_priv_channels(priv);
- mlx5e_update_carrier(priv);
+ if (priv->profile->update_carrier)
+ priv->profile->update_carrier(priv);
mlx5e_timestamp_init(priv);
if (priv->profile->update_stats)
@@ -2850,7 +2887,7 @@ int mlx5e_create_indirect_tirs(struct mlx5e_priv *priv)
int tt;
inlen = MLX5_ST_SZ_BYTES(create_tir_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -2889,7 +2926,7 @@ int mlx5e_create_direct_tirs(struct mlx5e_priv *priv)
int ix;
inlen = MLX5_ST_SZ_BYTES(create_tir_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -2992,13 +3029,17 @@ out:
}
static int mlx5e_ndo_setup_tc(struct net_device *dev, u32 handle,
- __be16 proto, struct tc_to_netdev *tc)
+ u32 chain_index, __be16 proto,
+ struct tc_to_netdev *tc)
{
struct mlx5e_priv *priv = netdev_priv(dev);
if (TC_H_MAJ(handle) != TC_H_MAJ(TC_H_INGRESS))
goto mqprio;
+ if (chain_index)
+ return -EOPNOTSUPP;
+
switch (tc->type) {
case TC_SETUP_CLSFLOWER:
switch (tc->cls_flower->command) {
@@ -3053,8 +3094,6 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
PPORT_802_3_GET(pstats, a_frame_check_sequence_errors);
stats->rx_frame_errors = PPORT_802_3_GET(pstats, a_alignment_errors);
stats->tx_aborted_errors = PPORT_2863_GET(pstats, if_out_discards);
- stats->tx_carrier_errors =
- PPORT_802_3_GET(pstats, a_symbol_error_during_carrier);
stats->rx_errors = stats->rx_length_errors + stats->rx_crc_errors +
stats->rx_frame_errors;
stats->tx_errors = stats->tx_aborted_errors + stats->tx_carrier_errors;
@@ -3064,7 +3103,6 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
*/
stats->multicast =
VPORT_COUNTER_GET(vstats, received_eth_multicast.packets);
-
}
static void mlx5e_set_rx_mode(struct net_device *dev)
@@ -3307,11 +3345,13 @@ out:
static int mlx5e_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+
switch (cmd) {
case SIOCSHWTSTAMP:
- return mlx5e_hwstamp_set(dev, ifr);
+ return mlx5e_hwstamp_set(priv, ifr);
case SIOCGHWTSTAMP:
- return mlx5e_hwstamp_get(dev, ifr);
+ return mlx5e_hwstamp_get(priv, ifr);
default:
return -EOPNOTSUPP;
}
@@ -3490,6 +3530,11 @@ static netdev_features_t mlx5e_features_check(struct sk_buff *skb,
features = vlan_features_check(skb, features);
features = vxlan_features_check(skb, features);
+#ifdef CONFIG_MLX5_EN_IPSEC
+ if (mlx5e_ipsec_feature_check(skb, netdev, features))
+ return features;
+#endif
+
/* Validate if the tunneled packet is being offloaded by HW */
if (skb->encapsulation &&
(features & NETIF_F_CSUM_MASK || features & NETIF_F_GSO_MASK))
@@ -3537,6 +3582,12 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog)
goto unlock;
}
+ if ((netdev->features & NETIF_F_HW_ESP) && prog) {
+ netdev_warn(netdev, "can't set XDP with IPSec offload\n");
+ err = -EINVAL;
+ goto unlock;
+ }
+
was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state);
/* no need for full reset when exchanging programs */
reset = (!priv->channels.params.xdp_prog || !prog);
@@ -3596,11 +3647,19 @@ unlock:
return err;
}
-static bool mlx5e_xdp_attached(struct net_device *dev)
+static u32 mlx5e_xdp_query(struct net_device *dev)
{
struct mlx5e_priv *priv = netdev_priv(dev);
+ const struct bpf_prog *xdp_prog;
+ u32 prog_id = 0;
- return !!priv->channels.params.xdp_prog;
+ mutex_lock(&priv->state_lock);
+ xdp_prog = priv->channels.params.xdp_prog;
+ if (xdp_prog)
+ prog_id = xdp_prog->aux->id;
+ mutex_unlock(&priv->state_lock);
+
+ return prog_id;
}
static int mlx5e_xdp(struct net_device *dev, struct netdev_xdp *xdp)
@@ -3609,7 +3668,8 @@ static int mlx5e_xdp(struct net_device *dev, struct netdev_xdp *xdp)
case XDP_SETUP_PROG:
return mlx5e_xdp_set(dev, xdp->prog);
case XDP_QUERY_PROG:
- xdp->prog_attached = mlx5e_xdp_attached(dev);
+ xdp->prog_id = mlx5e_xdp_query(dev);
+ xdp->prog_attached = !!xdp->prog_id;
return 0;
default:
return -EINVAL;
@@ -3715,7 +3775,7 @@ static int mlx5e_check_required_hca_cap(struct mlx5_core_dev *mdev)
if (!MLX5_CAP_ETH(mdev, self_lb_en_modifiable))
mlx5_core_warn(mdev, "Self loop back prevention is not supported\n");
if (!MLX5_CAP_GEN(mdev, cq_moderation))
- mlx5_core_warn(mdev, "CQ modiration is not supported\n");
+ mlx5_core_warn(mdev, "CQ moderation is not supported\n");
return 0;
}
@@ -3848,7 +3908,7 @@ void mlx5e_build_nic_params(struct mlx5_core_dev *mdev,
/* set CQE compression */
params->rx_cqe_compress_def = false;
if (MLX5_CAP_GEN(mdev, cqe_compression) &&
- MLX5_CAP_GEN(mdev, vport_group_manager))
+ MLX5_CAP_GEN(mdev, vport_group_manager))
params->rx_cqe_compress_def = cqe_compress_heuristic(link_speed, pci_bw);
MLX5E_SET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS, params->rx_cqe_compress_def);
@@ -3857,6 +3917,7 @@ void mlx5e_build_nic_params(struct mlx5_core_dev *mdev,
mlx5e_set_rq_params(mdev, params);
/* HW LRO */
+
/* TODO: && MLX5_CAP_ETH(mdev, lro_cap) */
if (params->rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ)
params->lro_en = hw_lro_heuristic(link_speed, pci_bw);
@@ -3897,6 +3958,7 @@ static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev,
priv->netdev = netdev;
priv->profile = profile;
priv->ppriv = ppriv;
+ priv->hard_mtu = MLX5E_ETH_HARD_MTU;
mlx5e_build_nic_params(mdev, &priv->channels.params, profile->max_nch(mdev));
@@ -4017,6 +4079,8 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
if (MLX5_CAP_GEN(mdev, vport_group_manager))
netdev->switchdev_ops = &mlx5e_switchdev_ops;
#endif
+
+ mlx5e_ipsec_build_netdev(priv);
}
static void mlx5e_create_q_counter(struct mlx5e_priv *priv)
@@ -4045,14 +4109,19 @@ static void mlx5e_nic_init(struct mlx5_core_dev *mdev,
void *ppriv)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
+ int err;
mlx5e_build_nic_netdev_priv(mdev, netdev, profile, ppriv);
+ err = mlx5e_ipsec_init(priv);
+ if (err)
+ mlx5_core_err(mdev, "IPSec initialization failed, %d\n", err);
mlx5e_build_nic_netdev(netdev);
mlx5e_vxlan_init(priv);
}
static void mlx5e_nic_cleanup(struct mlx5e_priv *priv)
{
+ mlx5e_ipsec_cleanup(priv);
mlx5e_vxlan_cleanup(priv);
if (priv->channels.params.xdp_prog)
@@ -4142,7 +4211,7 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv)
/* MTU range: 68 - hw-specific max */
netdev->min_mtu = ETH_MIN_MTU;
mlx5_query_port_max_mtu(priv->mdev, &max_mtu, 1);
- netdev->max_mtu = MLX5E_HW2SW_MTU(max_mtu);
+ netdev->max_mtu = MLX5E_HW2SW_MTU(priv, max_mtu);
mlx5e_set_dev_port_mtu(priv);
mlx5_lag_add(mdev, netdev);
@@ -4199,8 +4268,9 @@ static const struct mlx5e_profile mlx5e_nic_profile = {
.cleanup_tx = mlx5e_cleanup_nic_tx,
.enable = mlx5e_nic_enable,
.disable = mlx5e_nic_disable,
- .update_stats = mlx5e_update_stats,
+ .update_stats = mlx5e_update_ndo_stats,
.max_nch = mlx5e_get_max_num_channels,
+ .update_carrier = mlx5e_update_carrier,
.rx_handlers.handle_rx_cqe = mlx5e_handle_rx_cqe,
.rx_handlers.handle_rx_cqe_mpwqe = mlx5e_handle_rx_cqe_mpwrq,
.max_tc = MLX5E_MAX_NUM_TC,
@@ -4443,6 +4513,7 @@ static struct mlx5_interface mlx5e_interface = {
void mlx5e_init(void)
{
+ mlx5e_ipsec_build_inverse_table();
mlx5e_build_ptys2ethtool_map();
mlx5_register_interface(&mlx5e_interface);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 46984a5..45e60be 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -652,7 +652,8 @@ static int mlx5e_rep_get_phys_port_name(struct net_device *dev,
}
static int mlx5e_rep_ndo_setup_tc(struct net_device *dev, u32 handle,
- __be16 proto, struct tc_to_netdev *tc)
+ u32 chain_index, __be16 proto,
+ struct tc_to_netdev *tc)
{
struct mlx5e_priv *priv = netdev_priv(dev);
@@ -664,9 +665,13 @@ static int mlx5e_rep_ndo_setup_tc(struct net_device *dev, u32 handle,
struct net_device *uplink_dev = mlx5_eswitch_get_uplink_netdev(esw);
return uplink_dev->netdev_ops->ndo_setup_tc(uplink_dev, handle,
+ chain_index,
proto, tc);
}
+ if (chain_index)
+ return -EOPNOTSUPP;
+
switch (tc->type) {
case TC_SETUP_CLSFLOWER:
switch (tc->cls_flower->command) {
@@ -830,6 +835,9 @@ static void mlx5e_init_rep(struct mlx5_core_dev *mdev,
INIT_DELAYED_WORK(&priv->update_stats_work, mlx5e_update_stats_work);
priv->channels.params.num_channels = profile->max_nch(mdev);
+
+ priv->hard_mtu = MLX5E_ETH_HARD_MTU;
+
mlx5e_build_rep_params(mdev, &priv->channels.params);
mlx5e_build_rep_netdev(netdev);
}
@@ -913,6 +921,7 @@ static struct mlx5e_profile mlx5e_rep_profile = {
.cleanup_tx = mlx5e_cleanup_nic_tx,
.update_stats = mlx5e_rep_update_stats,
.max_nch = mlx5e_get_rep_max_num_channels,
+ .update_carrier = NULL,
.rx_handlers.handle_rx_cqe = mlx5e_handle_rx_cqe_rep,
.rx_handlers.handle_rx_cqe_mpwqe = NULL /* Not supported */,
.max_tc = 1,
@@ -1016,7 +1025,6 @@ err_destroy_netdev:
mlx5e_destroy_netdev(netdev_priv(netdev));
kfree(rpriv);
return err;
-
}
static void
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 66b5fec..325b2c8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -40,7 +40,8 @@
#include "en_tc.h"
#include "eswitch.h"
#include "en_rep.h"
-#include "ipoib.h"
+#include "ipoib/ipoib.h"
+#include "en_accel/ipsec_rxtx.h"
static inline bool mlx5e_rx_hw_stamp(struct mlx5e_tstamp *tstamp)
{
@@ -160,6 +161,11 @@ static inline u32 mlx5e_decompress_cqes_start(struct mlx5e_rq *rq,
#define RQ_PAGE_SIZE(rq) ((1 << rq->buff.page_order) << PAGE_SHIFT)
+static inline bool mlx5e_page_is_reserved(struct page *page)
+{
+ return page_is_pfmemalloc(page) || page_to_nid(page) != numa_node_id();
+}
+
static inline bool mlx5e_rx_cache_put(struct mlx5e_rq *rq,
struct mlx5e_dma_info *dma_info)
{
@@ -238,22 +244,54 @@ void mlx5e_page_release(struct mlx5e_rq *rq, struct mlx5e_dma_info *dma_info,
put_page(dma_info->page);
}
+static inline bool mlx5e_page_reuse(struct mlx5e_rq *rq,
+ struct mlx5e_wqe_frag_info *wi)
+{
+ return rq->wqe.page_reuse && wi->di.page &&
+ (wi->offset + rq->wqe.frag_sz <= RQ_PAGE_SIZE(rq)) &&
+ !mlx5e_page_is_reserved(wi->di.page);
+}
+
int mlx5e_alloc_rx_wqe(struct mlx5e_rq *rq, struct mlx5e_rx_wqe *wqe, u16 ix)
{
- struct mlx5e_dma_info *di = &rq->dma_info[ix];
+ struct mlx5e_wqe_frag_info *wi = &rq->wqe.frag_info[ix];
- if (unlikely(mlx5e_page_alloc_mapped(rq, di)))
- return -ENOMEM;
+ /* check if page exists, hence can be reused */
+ if (!wi->di.page) {
+ if (unlikely(mlx5e_page_alloc_mapped(rq, &wi->di)))
+ return -ENOMEM;
+ wi->offset = 0;
+ }
- wqe->data.addr = cpu_to_be64(di->addr + rq->rx_headroom);
+ wqe->data.addr = cpu_to_be64(wi->di.addr + wi->offset +
+ rq->rx_headroom);
return 0;
}
+static inline void mlx5e_free_rx_wqe(struct mlx5e_rq *rq,
+ struct mlx5e_wqe_frag_info *wi)
+{
+ mlx5e_page_release(rq, &wi->di, true);
+ wi->di.page = NULL;
+}
+
+static inline void mlx5e_free_rx_wqe_reuse(struct mlx5e_rq *rq,
+ struct mlx5e_wqe_frag_info *wi)
+{
+ if (mlx5e_page_reuse(rq, wi)) {
+ rq->stats.page_reuse++;
+ return;
+ }
+
+ mlx5e_free_rx_wqe(rq, wi);
+}
+
void mlx5e_dealloc_rx_wqe(struct mlx5e_rq *rq, u16 ix)
{
- struct mlx5e_dma_info *di = &rq->dma_info[ix];
+ struct mlx5e_wqe_frag_info *wi = &rq->wqe.frag_info[ix];
- mlx5e_page_release(rq, di, true);
+ if (wi->di.page)
+ mlx5e_free_rx_wqe(rq, wi);
}
static inline int mlx5e_mpwqe_strides_per_page(struct mlx5e_rq *rq)
@@ -648,9 +686,8 @@ static inline bool mlx5e_xmit_xdp_frame(struct mlx5e_rq *rq,
prefetchw(wqe);
if (unlikely(dma_len < MLX5E_XDP_MIN_INLINE ||
- MLX5E_SW2HW_MTU(rq->netdev->mtu) < dma_len)) {
+ MLX5E_SW2HW_MTU(rq->channel->priv, rq->netdev->mtu) < dma_len)) {
rq->stats.xdp_drop++;
- mlx5e_page_release(rq, di, true);
return false;
}
@@ -661,7 +698,6 @@ static inline bool mlx5e_xmit_xdp_frame(struct mlx5e_rq *rq,
sq->db.doorbell = false;
}
rq->stats.xdp_tx_full++;
- mlx5e_page_release(rq, di, true);
return false;
}
@@ -686,10 +722,15 @@ static inline bool mlx5e_xmit_xdp_frame(struct mlx5e_rq *rq,
cseg->opmod_idx_opcode = cpu_to_be32((sq->pc << 8) | MLX5_OPCODE_SEND);
+ /* move page to reference to sq responsibility,
+ * and mark so it's not put back in page-cache.
+ */
+ rq->wqe.xdp_xmit = true;
sq->db.di[pi] = *di;
sq->pc++;
sq->db.doorbell = true;
+
rq->stats.xdp_tx++;
return true;
}
@@ -726,35 +767,34 @@ static inline int mlx5e_xdp_handle(struct mlx5e_rq *rq,
trace_xdp_exception(rq->netdev, prog, act);
case XDP_DROP:
rq->stats.xdp_drop++;
- mlx5e_page_release(rq, di, true);
return true;
}
}
static inline
struct sk_buff *skb_from_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe,
- u16 wqe_counter, u32 cqe_bcnt)
+ struct mlx5e_wqe_frag_info *wi, u32 cqe_bcnt)
{
- struct mlx5e_dma_info *di;
+ struct mlx5e_dma_info *di = &wi->di;
struct sk_buff *skb;
void *va, *data;
u16 rx_headroom = rq->rx_headroom;
bool consumed;
+ u32 frag_size;
- di = &rq->dma_info[wqe_counter];
- va = page_address(di->page);
+ va = page_address(di->page) + wi->offset;
data = va + rx_headroom;
+ frag_size = MLX5_SKB_FRAG_SZ(rx_headroom + cqe_bcnt);
dma_sync_single_range_for_cpu(rq->pdev,
- di->addr,
- rx_headroom,
- rq->buff.wqe_sz,
+ di->addr + wi->offset,
+ 0, frag_size,
DMA_FROM_DEVICE);
prefetch(data);
+ wi->offset += frag_size;
if (unlikely((cqe->op_own >> 4) != MLX5_CQE_RESP_SEND)) {
rq->stats.wqe_err++;
- mlx5e_page_release(rq, di, true);
return NULL;
}
@@ -764,16 +804,14 @@ struct sk_buff *skb_from_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe,
if (consumed)
return NULL; /* page/packet was consumed by XDP */
- skb = build_skb(va, RQ_PAGE_SIZE(rq));
+ skb = build_skb(va, frag_size);
if (unlikely(!skb)) {
rq->stats.buff_alloc_err++;
- mlx5e_page_release(rq, di, true);
return NULL;
}
- /* queue up for recycling ..*/
+ /* queue up for recycling/reuse */
page_ref_inc(di->page);
- mlx5e_page_release(rq, di, true);
skb_reserve(skb, rx_headroom);
skb_put(skb, cqe_bcnt);
@@ -783,6 +821,7 @@ struct sk_buff *skb_from_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe,
void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
{
+ struct mlx5e_wqe_frag_info *wi;
struct mlx5e_rx_wqe *wqe;
__be16 wqe_counter_be;
struct sk_buff *skb;
@@ -792,15 +831,27 @@ void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
wqe_counter_be = cqe->wqe_counter;
wqe_counter = be16_to_cpu(wqe_counter_be);
wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_counter);
+ wi = &rq->wqe.frag_info[wqe_counter];
cqe_bcnt = be32_to_cpu(cqe->byte_cnt);
- skb = skb_from_cqe(rq, cqe, wqe_counter, cqe_bcnt);
- if (!skb)
+ skb = skb_from_cqe(rq, cqe, wi, cqe_bcnt);
+ if (!skb) {
+ /* probably for XDP */
+ if (rq->wqe.xdp_xmit) {
+ wi->di.page = NULL;
+ rq->wqe.xdp_xmit = false;
+ /* do not return page to cache, it will be returned on XDP_TX completion */
+ goto wq_ll_pop;
+ }
+ /* probably an XDP_DROP, save the page-reuse checks */
+ mlx5e_free_rx_wqe(rq, wi);
goto wq_ll_pop;
+ }
mlx5e_complete_rx_cqe(rq, cqe, cqe_bcnt, skb);
napi_gro_receive(rq->cq.napi, skb);
+ mlx5e_free_rx_wqe_reuse(rq, wi);
wq_ll_pop:
mlx5_wq_ll_pop(&rq->wq, wqe_counter_be,
&wqe->next.next_wqe_index);
@@ -812,6 +863,7 @@ void mlx5e_handle_rx_cqe_rep(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
struct mlx5e_priv *priv = netdev_priv(netdev);
struct mlx5e_rep_priv *rpriv = priv->ppriv;
struct mlx5_eswitch_rep *rep = rpriv->rep;
+ struct mlx5e_wqe_frag_info *wi;
struct mlx5e_rx_wqe *wqe;
struct sk_buff *skb;
__be16 wqe_counter_be;
@@ -821,11 +873,21 @@ void mlx5e_handle_rx_cqe_rep(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
wqe_counter_be = cqe->wqe_counter;
wqe_counter = be16_to_cpu(wqe_counter_be);
wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_counter);
+ wi = &rq->wqe.frag_info[wqe_counter];
cqe_bcnt = be32_to_cpu(cqe->byte_cnt);
- skb = skb_from_cqe(rq, cqe, wqe_counter, cqe_bcnt);
- if (!skb)
+ skb = skb_from_cqe(rq, cqe, wi, cqe_bcnt);
+ if (!skb) {
+ if (rq->wqe.xdp_xmit) {
+ wi->di.page = NULL;
+ rq->wqe.xdp_xmit = false;
+ /* do not return page to cache, it will be returned on XDP_TX completion */
+ goto wq_ll_pop;
+ }
+ /* probably an XDP_DROP, save the page-reuse checks */
+ mlx5e_free_rx_wqe(rq, wi);
goto wq_ll_pop;
+ }
mlx5e_complete_rx_cqe(rq, cqe, cqe_bcnt, skb);
@@ -834,6 +896,7 @@ void mlx5e_handle_rx_cqe_rep(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
napi_gro_receive(rq->cq.napi, skb);
+ mlx5e_free_rx_wqe_reuse(rq, wi);
wq_ll_pop:
mlx5_wq_ll_pop(&rq->wq, wqe_counter_be,
&wqe->next.next_wqe_index);
@@ -934,7 +997,7 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget)
work_done += mlx5e_decompress_cqes_cont(rq, cq, 0, budget);
for (; work_done < budget; work_done++) {
- struct mlx5_cqe64 *cqe = mlx5e_get_cqe(cq);
+ struct mlx5_cqe64 *cqe = mlx5_cqwq_get_cqe(&cq->wq);
if (!cqe)
break;
@@ -988,7 +1051,7 @@ bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq)
u16 wqe_counter;
bool last_wqe;
- cqe = mlx5e_get_cqe(cq);
+ cqe = mlx5_cqwq_get_cqe(&cq->wq);
if (!cqe)
break;
@@ -1038,11 +1101,7 @@ void mlx5e_free_xdpsq_descs(struct mlx5e_xdpsq *sq)
#ifdef CONFIG_MLX5_CORE_IPOIB
#define MLX5_IB_GRH_DGID_OFFSET 24
-#define MLX5_IB_GRH_BYTES 40
-#define MLX5_IPOIB_ENCAP_LEN 4
#define MLX5_GID_SIZE 16
-#define MLX5_IPOIB_PSEUDO_LEN 20
-#define MLX5_IPOIB_HARD_LEN (MLX5_IPOIB_PSEUDO_LEN + MLX5_IPOIB_ENCAP_LEN)
static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq,
struct mlx5_cqe64 *cqe,
@@ -1050,6 +1109,7 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq,
struct sk_buff *skb)
{
struct net_device *netdev = rq->netdev;
+ struct mlx5e_tstamp *tstamp = rq->tstamp;
char *pseudo_header;
u8 *dgid;
u8 g;
@@ -1074,6 +1134,9 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq,
skb->ip_summed = CHECKSUM_COMPLETE;
skb->csum = csum_unfold((__force __sum16)cqe->check_sum);
+ if (unlikely(mlx5e_rx_hw_stamp(tstamp)))
+ mlx5e_fill_hwstamp(tstamp, get_cqe_ts(cqe), skb_hwtstamps(skb));
+
skb_record_rx_queue(skb, rq->ix);
if (likely(netdev->features & NETIF_F_RXHASH))
@@ -1094,6 +1157,7 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq,
void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
{
+ struct mlx5e_wqe_frag_info *wi;
struct mlx5e_rx_wqe *wqe;
__be16 wqe_counter_be;
struct sk_buff *skb;
@@ -1103,18 +1167,60 @@ void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
wqe_counter_be = cqe->wqe_counter;
wqe_counter = be16_to_cpu(wqe_counter_be);
wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_counter);
+ wi = &rq->wqe.frag_info[wqe_counter];
cqe_bcnt = be32_to_cpu(cqe->byte_cnt);
- skb = skb_from_cqe(rq, cqe, wqe_counter, cqe_bcnt);
+ skb = skb_from_cqe(rq, cqe, wi, cqe_bcnt);
if (!skb)
- goto wq_ll_pop;
+ goto wq_free_wqe;
mlx5i_complete_rx_cqe(rq, cqe, cqe_bcnt, skb);
napi_gro_receive(rq->cq.napi, skb);
-wq_ll_pop:
+wq_free_wqe:
+ mlx5e_free_rx_wqe_reuse(rq, wi);
mlx5_wq_ll_pop(&rq->wq, wqe_counter_be,
&wqe->next.next_wqe_index);
}
#endif /* CONFIG_MLX5_CORE_IPOIB */
+
+#ifdef CONFIG_MLX5_EN_IPSEC
+
+void mlx5e_ipsec_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
+{
+ struct mlx5e_wqe_frag_info *wi;
+ struct mlx5e_rx_wqe *wqe;
+ __be16 wqe_counter_be;
+ struct sk_buff *skb;
+ u16 wqe_counter;
+ u32 cqe_bcnt;
+
+ wqe_counter_be = cqe->wqe_counter;
+ wqe_counter = be16_to_cpu(wqe_counter_be);
+ wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_counter);
+ wi = &rq->wqe.frag_info[wqe_counter];
+ cqe_bcnt = be32_to_cpu(cqe->byte_cnt);
+
+ skb = skb_from_cqe(rq, cqe, wi, cqe_bcnt);
+ if (unlikely(!skb)) {
+ /* a DROP, save the page-reuse checks */
+ mlx5e_free_rx_wqe(rq, wi);
+ goto wq_ll_pop;
+ }
+ skb = mlx5e_ipsec_handle_rx_skb(rq->netdev, skb);
+ if (unlikely(!skb)) {
+ mlx5e_free_rx_wqe(rq, wi);
+ goto wq_ll_pop;
+ }
+
+ mlx5e_complete_rx_cqe(rq, cqe, cqe_bcnt, skb);
+ napi_gro_receive(rq->cq.napi, skb);
+
+ mlx5e_free_rx_wqe_reuse(rq, wi);
+wq_ll_pop:
+ mlx5_wq_ll_pop(&rq->wq, wqe_counter_be,
+ &wqe->next.next_wqe_index);
+}
+
+#endif /* CONFIG_MLX5_EN_IPSEC */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
index 5225f22..898759f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
@@ -132,14 +132,14 @@ static struct sk_buff *mlx5e_test_get_udp_skb(struct mlx5e_priv *priv)
skb_reserve(skb, NET_IP_ALIGN);
/* Reserve for ethernet and IP header */
- ethh = (struct ethhdr *)skb_push(skb, ETH_HLEN);
+ ethh = skb_push(skb, ETH_HLEN);
skb_reset_mac_header(skb);
skb_set_network_header(skb, skb->len);
- iph = (struct iphdr *)skb_put(skb, sizeof(struct iphdr));
+ iph = skb_put(skb, sizeof(struct iphdr));
skb_set_transport_header(skb, skb->len);
- udph = (struct udphdr *)skb_put(skb, sizeof(struct udphdr));
+ udph = skb_put(skb, sizeof(struct udphdr));
/* Fill ETH header */
ether_addr_copy(ethh->h_dest, priv->netdev->dev_addr);
@@ -167,12 +167,12 @@ static struct sk_buff *mlx5e_test_get_udp_skb(struct mlx5e_priv *priv)
ip_send_check(iph);
/* Fill test header and data */
- mlxh = (struct mlx5ehdr *)skb_put(skb, sizeof(*mlxh));
+ mlxh = skb_put(skb, sizeof(*mlxh));
mlxh->version = 0;
mlxh->magic = cpu_to_be64(MLX5E_TEST_MAGIC);
strlcpy(mlxh->text, mlx5e_test_text, sizeof(mlxh->text));
datalen -= sizeof(*mlxh);
- memset(skb_put(skb, datalen), 0, datalen);
+ skb_put_zero(skb, datalen);
skb->csum = 0;
skb->ip_summed = CHECKSUM_PARTIAL;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
index f81c3aa..e65517e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
@@ -79,6 +79,7 @@ struct mlx5e_sw_stats {
u64 rx_buff_alloc_err;
u64 rx_cqe_compress_blks;
u64 rx_cqe_compress_pkts;
+ u64 rx_page_reuse;
u64 rx_cache_reuse;
u64 rx_cache_full;
u64 rx_cache_empty;
@@ -117,6 +118,7 @@ static const struct counter_desc sw_stats_desc[] = {
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_buff_alloc_err) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cqe_compress_blks) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cqe_compress_pkts) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_page_reuse) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cache_reuse) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cache_full) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cache_empty) },
@@ -268,7 +270,7 @@ static const struct counter_desc pport_2819_stats_desc[] = {
};
static const struct counter_desc pport_phy_statistical_stats_desc[] = {
- { "rx_symbol_errors_phy", PPORT_PHY_STATISTICAL_OFF(phy_symbol_errors) },
+ { "rx_pcs_symbol_err_phy", PPORT_PHY_STATISTICAL_OFF(phy_symbol_errors) },
{ "rx_corrected_bits_phy", PPORT_PHY_STATISTICAL_OFF(phy_corrected_bits) },
};
@@ -319,6 +321,7 @@ struct mlx5e_rq_stats {
u64 buff_alloc_err;
u64 cqe_compress_blks;
u64 cqe_compress_pkts;
+ u64 page_reuse;
u64 cache_reuse;
u64 cache_full;
u64 cache_empty;
@@ -341,6 +344,7 @@ static const struct counter_desc rq_stats_desc[] = {
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, buff_alloc_err) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cqe_compress_blks) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cqe_compress_pkts) },
+ { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, page_reuse) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cache_reuse) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cache_full) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cache_empty) },
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 9df9fc0..3c536f5 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -69,7 +69,8 @@ struct mlx5e_tc_flow {
u64 cookie;
u8 flags;
struct mlx5_flow_handle *rule;
- struct list_head encap; /* flows sharing the same encap */
+ struct list_head encap; /* flows sharing the same encap ID */
+ struct list_head mod_hdr; /* flows sharing the same mod hdr ID */
union {
struct mlx5_esw_flow_attr esw_attr[0];
struct mlx5_nic_flow_attr nic_attr[0];
@@ -90,6 +91,135 @@ enum {
#define MLX5E_TC_TABLE_NUM_ENTRIES 1024
#define MLX5E_TC_TABLE_NUM_GROUPS 4
+struct mod_hdr_key {
+ int num_actions;
+ void *actions;
+};
+
+struct mlx5e_mod_hdr_entry {
+ /* a node of a hash table which keeps all the mod_hdr entries */
+ struct hlist_node mod_hdr_hlist;
+
+ /* flows sharing the same mod_hdr entry */
+ struct list_head flows;
+
+ struct mod_hdr_key key;
+
+ u32 mod_hdr_id;
+};
+
+#define MLX5_MH_ACT_SZ MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto)
+
+static inline u32 hash_mod_hdr_info(struct mod_hdr_key *key)
+{
+ return jhash(key->actions,
+ key->num_actions * MLX5_MH_ACT_SZ, 0);
+}
+
+static inline int cmp_mod_hdr_info(struct mod_hdr_key *a,
+ struct mod_hdr_key *b)
+{
+ if (a->num_actions != b->num_actions)
+ return 1;
+
+ return memcmp(a->actions, b->actions, a->num_actions * MLX5_MH_ACT_SZ);
+}
+
+static int mlx5e_attach_mod_hdr(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow,
+ struct mlx5e_tc_flow_parse_attr *parse_attr)
+{
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+ int num_actions, actions_size, namespace, err;
+ struct mlx5e_mod_hdr_entry *mh;
+ struct mod_hdr_key key;
+ bool found = false;
+ u32 hash_key;
+
+ num_actions = parse_attr->num_mod_hdr_actions;
+ actions_size = MLX5_MH_ACT_SZ * num_actions;
+
+ key.actions = parse_attr->mod_hdr_actions;
+ key.num_actions = num_actions;
+
+ hash_key = hash_mod_hdr_info(&key);
+
+ if (flow->flags & MLX5E_TC_FLOW_ESWITCH) {
+ namespace = MLX5_FLOW_NAMESPACE_FDB;
+ hash_for_each_possible(esw->offloads.mod_hdr_tbl, mh,
+ mod_hdr_hlist, hash_key) {
+ if (!cmp_mod_hdr_info(&mh->key, &key)) {
+ found = true;
+ break;
+ }
+ }
+ } else {
+ namespace = MLX5_FLOW_NAMESPACE_KERNEL;
+ hash_for_each_possible(priv->fs.tc.mod_hdr_tbl, mh,
+ mod_hdr_hlist, hash_key) {
+ if (!cmp_mod_hdr_info(&mh->key, &key)) {
+ found = true;
+ break;
+ }
+ }
+ }
+
+ if (found)
+ goto attach_flow;
+
+ mh = kzalloc(sizeof(*mh) + actions_size, GFP_KERNEL);
+ if (!mh)
+ return -ENOMEM;
+
+ mh->key.actions = (void *)mh + sizeof(*mh);
+ memcpy(mh->key.actions, key.actions, actions_size);
+ mh->key.num_actions = num_actions;
+ INIT_LIST_HEAD(&mh->flows);
+
+ err = mlx5_modify_header_alloc(priv->mdev, namespace,
+ mh->key.num_actions,
+ mh->key.actions,
+ &mh->mod_hdr_id);
+ if (err)
+ goto out_err;
+
+ if (flow->flags & MLX5E_TC_FLOW_ESWITCH)
+ hash_add(esw->offloads.mod_hdr_tbl, &mh->mod_hdr_hlist, hash_key);
+ else
+ hash_add(priv->fs.tc.mod_hdr_tbl, &mh->mod_hdr_hlist, hash_key);
+
+attach_flow:
+ list_add(&flow->mod_hdr, &mh->flows);
+ if (flow->flags & MLX5E_TC_FLOW_ESWITCH)
+ flow->esw_attr->mod_hdr_id = mh->mod_hdr_id;
+ else
+ flow->nic_attr->mod_hdr_id = mh->mod_hdr_id;
+
+ return 0;
+
+out_err:
+ kfree(mh);
+ return err;
+}
+
+static void mlx5e_detach_mod_hdr(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow)
+{
+ struct list_head *next = flow->mod_hdr.next;
+
+ list_del(&flow->mod_hdr);
+
+ if (list_empty(next)) {
+ struct mlx5e_mod_hdr_entry *mh;
+
+ mh = list_entry(next, struct mlx5e_mod_hdr_entry, flows);
+
+ mlx5_modify_header_dealloc(priv->mdev, mh->mod_hdr_id);
+ hash_del(&mh->mod_hdr_hlist);
+ kfree(mh);
+ }
+}
+
static struct mlx5_flow_handle *
mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv,
struct mlx5e_tc_flow_parse_attr *parse_attr,
@@ -121,10 +251,7 @@ mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv,
}
if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) {
- err = mlx5_modify_header_alloc(dev, MLX5_FLOW_NAMESPACE_KERNEL,
- parse_attr->num_mod_hdr_actions,
- parse_attr->mod_hdr_actions,
- &attr->mod_hdr_id);
+ err = mlx5e_attach_mod_hdr(priv, flow, parse_attr);
flow_act.modify_id = attr->mod_hdr_id;
kfree(parse_attr->mod_hdr_actions);
if (err) {
@@ -166,8 +293,7 @@ err_add_rule:
}
err_create_ft:
if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
- mlx5_modify_header_dealloc(priv->mdev,
- attr->mod_hdr_id);
+ mlx5e_detach_mod_hdr(priv, flow);
err_create_mod_hdr_id:
mlx5_fc_destroy(dev, counter);
@@ -177,6 +303,7 @@ err_create_mod_hdr_id:
static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow)
{
+ struct mlx5_nic_flow_attr *attr = flow->nic_attr;
struct mlx5_fc *counter = NULL;
counter = mlx5_flow_rule_counter(flow->rule);
@@ -188,9 +315,8 @@ static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv,
priv->fs.tc.t = NULL;
}
- if (flow->nic_attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
- mlx5_modify_header_dealloc(priv->mdev,
- flow->nic_attr->mod_hdr_id);
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
+ mlx5e_detach_mod_hdr(priv, flow);
}
static void mlx5e_detach_encap(struct mlx5e_priv *priv,
@@ -213,10 +339,7 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
}
if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) {
- err = mlx5_modify_header_alloc(priv->mdev, MLX5_FLOW_NAMESPACE_FDB,
- parse_attr->num_mod_hdr_actions,
- parse_attr->mod_hdr_actions,
- &attr->mod_hdr_id);
+ err = mlx5e_attach_mod_hdr(priv, flow, parse_attr);
kfree(parse_attr->mod_hdr_actions);
if (err) {
rule = ERR_PTR(err);
@@ -231,9 +354,8 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
return rule;
err_add_rule:
- if (flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
- mlx5_modify_header_dealloc(priv->mdev,
- attr->mod_hdr_id);
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
+ mlx5e_detach_mod_hdr(priv, flow);
err_mod_hdr:
mlx5_eswitch_del_vlan_action(esw, attr);
err_add_vlan:
@@ -250,19 +372,18 @@ static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv,
if (flow->flags & MLX5E_TC_FLOW_OFFLOADED) {
flow->flags &= ~MLX5E_TC_FLOW_OFFLOADED;
- mlx5_eswitch_del_offloaded_rule(esw, flow->rule, flow->esw_attr);
+ mlx5_eswitch_del_offloaded_rule(esw, flow->rule, attr);
}
- mlx5_eswitch_del_vlan_action(esw, flow->esw_attr);
+ mlx5_eswitch_del_vlan_action(esw, attr);
- if (flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) {
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) {
mlx5e_detach_encap(priv, flow);
- kvfree(flow->esw_attr->parse_attr);
+ kvfree(attr->parse_attr);
}
- if (flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
- mlx5_modify_header_dealloc(priv->mdev,
- attr->mod_hdr_id);
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
+ mlx5e_detach_mod_hdr(priv, flow);
}
void mlx5e_tc_encap_flows_add(struct mlx5e_priv *priv,
@@ -581,7 +702,9 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
BIT(FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS) |
BIT(FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS) |
BIT(FLOW_DISSECTOR_KEY_ENC_PORTS) |
- BIT(FLOW_DISSECTOR_KEY_ENC_CONTROL))) {
+ BIT(FLOW_DISSECTOR_KEY_ENC_CONTROL) |
+ BIT(FLOW_DISSECTOR_KEY_TCP) |
+ BIT(FLOW_DISSECTOR_KEY_IP))) {
netdev_warn(priv->netdev, "Unsupported key used: 0x%x\n",
f->dissector->used_keys);
return -EOPNOTSUPP;
@@ -765,6 +888,34 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
*min_inline = MLX5_INLINE_MODE_IP;
}
+ if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_IP)) {
+ struct flow_dissector_key_ip *key =
+ skb_flow_dissector_target(f->dissector,
+ FLOW_DISSECTOR_KEY_IP,
+ f->key);
+ struct flow_dissector_key_ip *mask =
+ skb_flow_dissector_target(f->dissector,
+ FLOW_DISSECTOR_KEY_IP,
+ f->mask);
+
+ MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_ecn, mask->tos & 0x3);
+ MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ecn, key->tos & 0x3);
+
+ MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_dscp, mask->tos >> 2);
+ MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_dscp, key->tos >> 2);
+
+ MLX5_SET(fte_match_set_lyr_2_4, headers_c, ttl_hoplimit, mask->ttl);
+ MLX5_SET(fte_match_set_lyr_2_4, headers_v, ttl_hoplimit, key->ttl);
+
+ if (mask->ttl &&
+ !MLX5_CAP_ESW_FLOWTABLE_FDB(priv->mdev,
+ ft_field_support.outer_ipv4_ttl))
+ return -EOPNOTSUPP;
+
+ if (mask->tos || mask->ttl)
+ *min_inline = MLX5_INLINE_MODE_IP;
+ }
+
if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_PORTS)) {
struct flow_dissector_key_ports *key =
skb_flow_dissector_target(f->dissector,
@@ -808,6 +959,25 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
*min_inline = MLX5_INLINE_MODE_TCP_UDP;
}
+ if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_TCP)) {
+ struct flow_dissector_key_tcp *key =
+ skb_flow_dissector_target(f->dissector,
+ FLOW_DISSECTOR_KEY_TCP,
+ f->key);
+ struct flow_dissector_key_tcp *mask =
+ skb_flow_dissector_target(f->dissector,
+ FLOW_DISSECTOR_KEY_TCP,
+ f->mask);
+
+ MLX5_SET(fte_match_set_lyr_2_4, headers_c, tcp_flags,
+ ntohs(mask->flags));
+ MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_flags,
+ ntohs(key->flags));
+
+ if (mask->flags)
+ *min_inline = MLX5_INLINE_MODE_TCP_UDP;
+ }
+
return 0;
}
@@ -888,32 +1058,37 @@ struct mlx5_fields {
u32 offset;
};
+#define OFFLOAD(fw_field, size, field, off) \
+ {MLX5_ACTION_IN_FIELD_OUT_ ## fw_field, size, offsetof(struct pedit_headers, field) + (off)}
+
static struct mlx5_fields fields[] = {
- {MLX5_ACTION_IN_FIELD_OUT_DMAC_47_16, 4, offsetof(struct pedit_headers, eth.h_dest[0])},
- {MLX5_ACTION_IN_FIELD_OUT_DMAC_15_0, 2, offsetof(struct pedit_headers, eth.h_dest[4])},
- {MLX5_ACTION_IN_FIELD_OUT_SMAC_47_16, 4, offsetof(struct pedit_headers, eth.h_source[0])},
- {MLX5_ACTION_IN_FIELD_OUT_SMAC_15_0, 2, offsetof(struct pedit_headers, eth.h_source[4])},
- {MLX5_ACTION_IN_FIELD_OUT_ETHERTYPE, 2, offsetof(struct pedit_headers, eth.h_proto)},
-
- {MLX5_ACTION_IN_FIELD_OUT_IP_TTL, 1, offsetof(struct pedit_headers, ip4.ttl)},
- {MLX5_ACTION_IN_FIELD_OUT_SIPV4, 4, offsetof(struct pedit_headers, ip4.saddr)},
- {MLX5_ACTION_IN_FIELD_OUT_DIPV4, 4, offsetof(struct pedit_headers, ip4.daddr)},
-
- {MLX5_ACTION_IN_FIELD_OUT_SIPV6_127_96, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[0])},
- {MLX5_ACTION_IN_FIELD_OUT_SIPV6_95_64, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[1])},
- {MLX5_ACTION_IN_FIELD_OUT_SIPV6_63_32, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[2])},
- {MLX5_ACTION_IN_FIELD_OUT_SIPV6_31_0, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[3])},
- {MLX5_ACTION_IN_FIELD_OUT_DIPV6_127_96, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[0])},
- {MLX5_ACTION_IN_FIELD_OUT_DIPV6_95_64, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[1])},
- {MLX5_ACTION_IN_FIELD_OUT_DIPV6_63_32, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[2])},
- {MLX5_ACTION_IN_FIELD_OUT_DIPV6_31_0, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[3])},
-
- {MLX5_ACTION_IN_FIELD_OUT_TCP_SPORT, 2, offsetof(struct pedit_headers, tcp.source)},
- {MLX5_ACTION_IN_FIELD_OUT_TCP_DPORT, 2, offsetof(struct pedit_headers, tcp.dest)},
- {MLX5_ACTION_IN_FIELD_OUT_TCP_FLAGS, 1, offsetof(struct pedit_headers, tcp.ack_seq) + 5},
-
- {MLX5_ACTION_IN_FIELD_OUT_UDP_SPORT, 2, offsetof(struct pedit_headers, udp.source)},
- {MLX5_ACTION_IN_FIELD_OUT_UDP_DPORT, 2, offsetof(struct pedit_headers, udp.dest)},
+ OFFLOAD(DMAC_47_16, 4, eth.h_dest[0], 0),
+ OFFLOAD(DMAC_47_16, 4, eth.h_dest[0], 0),
+ OFFLOAD(DMAC_15_0, 2, eth.h_dest[4], 0),
+ OFFLOAD(SMAC_47_16, 4, eth.h_source[0], 0),
+ OFFLOAD(SMAC_15_0, 2, eth.h_source[4], 0),
+ OFFLOAD(ETHERTYPE, 2, eth.h_proto, 0),
+
+ OFFLOAD(IP_TTL, 1, ip4.ttl, 0),
+ OFFLOAD(SIPV4, 4, ip4.saddr, 0),
+ OFFLOAD(DIPV4, 4, ip4.daddr, 0),
+
+ OFFLOAD(SIPV6_127_96, 4, ip6.saddr.s6_addr32[0], 0),
+ OFFLOAD(SIPV6_95_64, 4, ip6.saddr.s6_addr32[1], 0),
+ OFFLOAD(SIPV6_63_32, 4, ip6.saddr.s6_addr32[2], 0),
+ OFFLOAD(SIPV6_31_0, 4, ip6.saddr.s6_addr32[3], 0),
+ OFFLOAD(DIPV6_127_96, 4, ip6.daddr.s6_addr32[0], 0),
+ OFFLOAD(DIPV6_95_64, 4, ip6.daddr.s6_addr32[1], 0),
+ OFFLOAD(DIPV6_63_32, 4, ip6.daddr.s6_addr32[2], 0),
+ OFFLOAD(DIPV6_31_0, 4, ip6.daddr.s6_addr32[3], 0),
+ OFFLOAD(IPV6_HOPLIMIT, 1, ip6.hop_limit, 0),
+
+ OFFLOAD(TCP_SPORT, 2, tcp.source, 0),
+ OFFLOAD(TCP_DPORT, 2, tcp.dest, 0),
+ OFFLOAD(TCP_FLAGS, 1, tcp.ack_seq, 5),
+
+ OFFLOAD(UDP_SPORT, 2, udp.source, 0),
+ OFFLOAD(UDP_DPORT, 2, udp.dest, 0),
};
/* On input attr->num_mod_hdr_actions tells how many HW actions can be parsed at
@@ -925,12 +1100,14 @@ static int offload_pedit_fields(struct pedit_headers *masks,
struct mlx5e_tc_flow_parse_attr *parse_attr)
{
struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals;
- int i, action_size, nactions, max_actions, first, last, first_z;
+ int i, action_size, nactions, max_actions, first, last, next_z;
void *s_masks_p, *a_masks_p, *vals_p;
struct mlx5_fields *f;
u8 cmd, field_bsize;
u32 s_mask, a_mask;
unsigned long mask;
+ __be32 mask_be32;
+ __be16 mask_be16;
void *action;
set_masks = &masks[TCA_PEDIT_KEY_EX_CMD_SET];
@@ -984,11 +1161,19 @@ static int offload_pedit_fields(struct pedit_headers *masks,
field_bsize = f->size * BITS_PER_BYTE;
- first_z = find_first_zero_bit(&mask, field_bsize);
+ if (field_bsize == 32) {
+ mask_be32 = *(__be32 *)&mask;
+ mask = (__force unsigned long)cpu_to_le32(be32_to_cpu(mask_be32));
+ } else if (field_bsize == 16) {
+ mask_be16 = *(__be16 *)&mask;
+ mask = (__force unsigned long)cpu_to_le16(be16_to_cpu(mask_be16));
+ }
+
first = find_first_bit(&mask, field_bsize);
+ next_z = find_next_zero_bit(&mask, field_bsize, first);
last = find_last_bit(&mask, field_bsize);
- if (first > 0 || last != (field_bsize - 1) || first_z < last) {
- printk(KERN_WARNING "mlx5: partial rewrite (mask %lx) is currently not offloaded\n",
+ if (first < next_z && next_z < last) {
+ printk(KERN_WARNING "mlx5: rewrite of few sub-fields (mask %lx) isn't offloaded\n",
mask);
return -EOPNOTSUPP;
}
@@ -997,17 +1182,17 @@ static int offload_pedit_fields(struct pedit_headers *masks,
MLX5_SET(set_action_in, action, field, f->field);
if (cmd == MLX5_ACTION_TYPE_SET) {
- MLX5_SET(set_action_in, action, offset, 0);
+ MLX5_SET(set_action_in, action, offset, first);
/* length is num of bits to be written, zero means length of 32 */
- MLX5_SET(set_action_in, action, length, field_bsize);
+ MLX5_SET(set_action_in, action, length, (last - first + 1));
}
if (field_bsize == 32)
- MLX5_SET(set_action_in, action, data, ntohl(*(__be32 *)vals_p));
+ MLX5_SET(set_action_in, action, data, ntohl(*(__be32 *)vals_p) >> first);
else if (field_bsize == 16)
- MLX5_SET(set_action_in, action, data, ntohs(*(__be16 *)vals_p));
+ MLX5_SET(set_action_in, action, data, ntohs(*(__be16 *)vals_p) >> first);
else if (field_bsize == 8)
- MLX5_SET(set_action_in, action, data, *(u8 *)vals_p);
+ MLX5_SET(set_action_in, action, data, *(u8 *)vals_p >> first);
action += action_size;
nactions++;
@@ -1149,10 +1334,6 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
tcf_exts_to_list(exts, &actions);
list_for_each_entry(a, &actions, list) {
- /* Only support a single action per rule */
- if (attr->action)
- return -EINVAL;
-
if (is_tcf_gact_shot(a)) {
attr->action |= MLX5_FLOW_CONTEXT_ACTION_DROP;
if (MLX5_CAP_FLOWTABLE(priv->mdev,
@@ -1435,8 +1616,8 @@ static int mlx5e_create_encap_header_ipv4(struct mlx5e_priv *priv,
if (!(nud_state & NUD_VALID)) {
neigh_event_send(n, NULL);
- neigh_release(n);
- return -EAGAIN;
+ err = -EAGAIN;
+ goto out;
}
err = mlx5_encap_alloc(priv->mdev, e->tunnel_type,
@@ -1541,8 +1722,8 @@ static int mlx5e_create_encap_header_ipv6(struct mlx5e_priv *priv,
if (!(nud_state & NUD_VALID)) {
neigh_event_send(n, NULL);
- neigh_release(n);
- return -EAGAIN;
+ err = -EAGAIN;
+ goto out;
}
err = mlx5_encap_alloc(priv->mdev, e->tunnel_type,
@@ -1777,7 +1958,7 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol,
}
flow = kzalloc(sizeof(*flow) + attr_size, GFP_KERNEL);
- parse_attr = mlx5_vzalloc(sizeof(*parse_attr));
+ parse_attr = kvzalloc(sizeof(*parse_attr), GFP_KERNEL);
if (!parse_attr || !flow) {
err = -ENOMEM;
goto err_free;
@@ -1862,9 +2043,7 @@ int mlx5e_stats_flower(struct mlx5e_priv *priv,
{
struct mlx5e_tc_table *tc = &priv->fs.tc;
struct mlx5e_tc_flow *flow;
- struct tc_action *a;
struct mlx5_fc *counter;
- LIST_HEAD(actions);
u64 bytes;
u64 packets;
u64 lastuse;
@@ -1883,13 +2062,7 @@ int mlx5e_stats_flower(struct mlx5e_priv *priv,
mlx5_fc_query_cached(counter, &bytes, &packets, &lastuse);
- preempt_disable();
-
- tcf_exts_to_list(f->exts, &actions);
- list_for_each_entry(a, &actions, list)
- tcf_action_stats_update(a, bytes, packets, lastuse);
-
- preempt_enable();
+ tcf_exts_stats_update(f->exts, bytes, packets, lastuse);
return 0;
}
@@ -1905,6 +2078,8 @@ int mlx5e_tc_init(struct mlx5e_priv *priv)
{
struct mlx5e_tc_table *tc = &priv->fs.tc;
+ hash_init(tc->mod_hdr_tbl);
+
tc->ht_params = mlx5e_tc_flow_ht_params;
return rhashtable_init(&tc->ht, &tc->ht_params);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index ab3bb02..aaa0f4e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -33,7 +33,8 @@
#include <linux/tcp.h>
#include <linux/if_vlan.h>
#include "en.h"
-#include "ipoib.h"
+#include "ipoib/ipoib.h"
+#include "en_accel/ipsec_rxtx.h"
#define MLX5E_SQ_NOPS_ROOM MLX5_SEND_WQE_MAX_WQEBBS
#define MLX5E_SQ_STOP_ROOM (MLX5_SEND_WQE_MAX_WQEBBS +\
@@ -245,7 +246,7 @@ mlx5e_txwqe_build_dsegs(struct mlx5e_txqsq *sq, struct sk_buff *skb,
int fsz = skb_frag_size(frag);
dma_addr = skb_frag_dma_map(sq->pdev, frag, 0, fsz,
- DMA_TO_DEVICE);
+ DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(sq->pdev, dma_addr)))
return -ENOMEM;
@@ -299,12 +300,9 @@ mlx5e_txwqe_complete(struct mlx5e_txqsq *sq, struct sk_buff *skb,
}
}
-static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb)
+static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
+ struct mlx5e_tx_wqe *wqe, u16 pi)
{
- struct mlx5_wq_cyc *wq = &sq->wq;
-
- u16 pi = sq->pc & wq->sz_m1;
- struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(wq, pi);
struct mlx5e_tx_wqe_info *wi = &sq->db.wqe_info[pi];
struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl;
@@ -319,8 +317,6 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb)
u16 ds_cnt;
u16 ihs;
- memset(wqe, 0, sizeof(*wqe));
-
mlx5e_txwqe_build_eseg_csum(sq, skb, eseg);
if (skb_is_gso(skb)) {
@@ -375,8 +371,21 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct mlx5e_priv *priv = netdev_priv(dev);
struct mlx5e_txqsq *sq = priv->txq2sq[skb_get_queue_mapping(skb)];
+ struct mlx5_wq_cyc *wq = &sq->wq;
+ u16 pi = sq->pc & wq->sz_m1;
+ struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(wq, pi);
+
+ memset(wqe, 0, sizeof(*wqe));
- return mlx5e_sq_xmit(sq, skb);
+#ifdef CONFIG_MLX5_EN_IPSEC
+ if (sq->state & BIT(MLX5E_SQ_STATE_IPSEC)) {
+ skb = mlx5e_ipsec_handle_tx_skb(dev, wqe, skb);
+ if (unlikely(!skb))
+ return NETDEV_TX_OK;
+ }
+#endif
+
+ return mlx5e_sq_xmit(sq, skb, wqe, pi);
}
bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget)
@@ -409,7 +418,7 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget)
u16 wqe_counter;
bool last_wqe;
- cqe = mlx5e_get_cqe(cq);
+ cqe = mlx5_cqwq_get_cqe(&cq->wq);
if (!cqe)
break;
@@ -557,11 +566,16 @@ netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
if (skb_is_gso(skb)) {
opcode = MLX5_OPCODE_LSO;
ihs = mlx5e_txwqe_build_eseg_gso(sq, skb, eseg, &num_bytes);
+ sq->stats.packets += skb_shinfo(skb)->gso_segs;
} else {
ihs = mlx5e_calc_min_inline(sq->min_inline_mode, skb);
num_bytes = max_t(unsigned int, skb->len, ETH_ZLEN);
+ sq->stats.packets++;
}
+ sq->stats.bytes += num_bytes;
+ sq->stats.xmit_more += skb->xmit_more;
+
ds_cnt = sizeof(*wqe) / MLX5_SEND_WQE_DS;
if (ihs) {
memcpy(eseg->inline_hdr.start, skb_data, ihs);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c
index 5ca6714..92db28a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c
@@ -32,23 +32,6 @@
#include "en.h"
-struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq)
-{
- struct mlx5_cqwq *wq = &cq->wq;
- u32 ci = mlx5_cqwq_get_ci(wq);
- struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(wq, ci);
- u8 cqe_ownership_bit = cqe->op_own & MLX5_CQE_OWNER_MASK;
- u8 sw_ownership_val = mlx5_cqwq_get_wrap_cnt(wq) & 1;
-
- if (cqe_ownership_bit != sw_ownership_val)
- return NULL;
-
- /* ensure cqe content is read after cqe ownership bit */
- dma_rmb();
-
- return cqe;
-}
-
static inline void mlx5e_poll_ico_single_cqe(struct mlx5e_cq *cq,
struct mlx5e_icosq *sq,
struct mlx5_cqe64 *cqe,
@@ -89,7 +72,7 @@ static void mlx5e_poll_ico_cq(struct mlx5e_cq *cq)
if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &sq->state)))
return;
- cqe = mlx5e_get_cqe(cq);
+ cqe = mlx5_cqwq_get_cqe(&cq->wq);
if (likely(!cqe))
return;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
index 33eae5a..af51a5d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
@@ -35,6 +35,7 @@
#include <linux/mlx5/driver.h>
#include <linux/mlx5/cmd.h>
#include "mlx5_core.h"
+#include "fpga/core.h"
#ifdef CONFIG_MLX5_CORE_EN
#include "eswitch.h"
#endif
@@ -156,6 +157,10 @@ static const char *eqe_type_str(u8 type)
return "MLX5_EVENT_TYPE_PAGE_FAULT";
case MLX5_EVENT_TYPE_PPS_EVENT:
return "MLX5_EVENT_TYPE_PPS_EVENT";
+ case MLX5_EVENT_TYPE_NIC_VPORT_CHANGE:
+ return "MLX5_EVENT_TYPE_NIC_VPORT_CHANGE";
+ case MLX5_EVENT_TYPE_FPGA_ERROR:
+ return "MLX5_EVENT_TYPE_FPGA_ERROR";
default:
return "Unrecognized event";
}
@@ -186,7 +191,7 @@ static void eq_update_ci(struct mlx5_eq *eq, int arm)
{
__be32 __iomem *addr = eq->doorbell + (arm ? 0 : 2);
u32 val = (eq->cons_index & 0xffffff) | (eq->eqn << 24);
- __raw_writel((__force u32) cpu_to_be32(val), addr);
+ __raw_writel((__force u32)cpu_to_be32(val), addr);
/* We still want ordering, just not swabbing, so add a barrier */
mb();
}
@@ -476,6 +481,11 @@ static irqreturn_t mlx5_eq_int(int irq, void *eq_ptr)
if (dev->event)
dev->event(dev, MLX5_DEV_EVENT_PPS, (unsigned long)eqe);
break;
+
+ case MLX5_EVENT_TYPE_FPGA_ERROR:
+ mlx5_fpga_event(dev, eqe->type, &eqe->data.raw);
+ break;
+
default:
mlx5_core_warn(dev, "Unhandled event 0x%x on EQ 0x%x\n",
eqe->type, eq->eqn);
@@ -548,7 +558,7 @@ int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx,
inlen = MLX5_ST_SZ_BYTES(create_eq_in) +
MLX5_FLD_SZ_BYTES(create_eq_in, pas[0]) * eq->buf.npages;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in) {
err = -ENOMEM;
goto err_buf;
@@ -667,7 +677,6 @@ int mlx5_eq_init(struct mlx5_core_dev *dev)
return err;
}
-
void mlx5_eq_cleanup(struct mlx5_core_dev *dev)
{
mlx5_eq_debugfs_cleanup(dev);
@@ -679,7 +688,6 @@ int mlx5_start_eqs(struct mlx5_core_dev *dev)
u64 async_event_mask = MLX5_ASYNC_EVENT_MASK;
int err;
-
if (MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_ETH &&
MLX5_CAP_GEN(dev, vport_group_manager) &&
mlx5_core_is_pf(dev))
@@ -693,6 +701,9 @@ int mlx5_start_eqs(struct mlx5_core_dev *dev)
if (MLX5_CAP_GEN(dev, pps))
async_event_mask |= (1ull << MLX5_EVENT_TYPE_PPS_EVENT);
+ if (MLX5_CAP_GEN(dev, fpga))
+ async_event_mask |= (1ull << MLX5_EVENT_TYPE_FPGA_ERROR);
+
err = mlx5_create_map_eq(dev, &table->cmd_eq, MLX5_EQ_VEC_CMD,
MLX5_NUM_CMD_EQE, 1ull << MLX5_EVENT_TYPE_CMD,
"mlx5_cmd_eq", MLX5_EQ_TYPE_ASYNC);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index 2e34d95..89bfda4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -248,11 +248,10 @@ __esw_fdb_set_vport_rule(struct mlx5_eswitch *esw, u32 vport, bool rx_rule,
if (rx_rule)
match_header |= MLX5_MATCH_MISC_PARAMETERS;
- spec = mlx5_vzalloc(sizeof(*spec));
- if (!spec) {
- esw_warn(esw->dev, "FDB: Failed to alloc match parameters\n");
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
return NULL;
- }
+
dmac_v = MLX5_ADDR_OF(fte_match_param, spec->match_value,
outer_headers.dmac_47_16);
dmac_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria,
@@ -350,10 +349,9 @@ static int esw_create_legacy_fdb_table(struct mlx5_eswitch *esw, int nvports)
return -EOPNOTSUPP;
}
- flow_group_in = mlx5_vzalloc(inlen);
+ flow_group_in = kvzalloc(inlen, GFP_KERNEL);
if (!flow_group_in)
return -ENOMEM;
- memset(flow_group_in, 0, inlen);
table_size = BIT(MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size));
@@ -961,7 +959,7 @@ static int esw_vport_enable_egress_acl(struct mlx5_eswitch *esw,
return -EOPNOTSUPP;
}
- flow_group_in = mlx5_vzalloc(inlen);
+ flow_group_in = kvzalloc(inlen, GFP_KERNEL);
if (!flow_group_in)
return -ENOMEM;
@@ -1078,7 +1076,7 @@ static int esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw,
return -EOPNOTSUPP;
}
- flow_group_in = mlx5_vzalloc(inlen);
+ flow_group_in = kvzalloc(inlen, GFP_KERNEL);
if (!flow_group_in)
return -ENOMEM;
@@ -1219,7 +1217,6 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw,
"vport[%d] configure ingress rules failed, illegal mac with spoofchk\n",
vport->vport);
return -EPERM;
-
}
esw_vport_cleanup_ingress_rules(esw, vport);
@@ -1241,11 +1238,9 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw,
"vport[%d] configure ingress rules, vlan(%d) qos(%d)\n",
vport->vport, vport->info.vlan, vport->info.qos);
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
err = -ENOMEM;
- esw_warn(esw->dev, "vport[%d] configure ingress rules failed, err(%d)\n",
- vport->vport, err);
goto out;
}
@@ -1322,11 +1317,9 @@ static int esw_vport_egress_config(struct mlx5_eswitch *esw,
"vport[%d] configure egress rules, vlan(%d) qos(%d)\n",
vport->vport, vport->info.vlan, vport->info.qos);
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
err = -ENOMEM;
- esw_warn(esw->dev, "vport[%d] configure egress rules failed, err(%d)\n",
- vport->vport, err);
goto out;
}
@@ -1775,6 +1768,7 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev)
}
hash_init(esw->offloads.encap_tbl);
+ hash_init(esw->offloads.mod_hdr_tbl);
mutex_init(&esw->state_lock);
for (vport_num = 0; vport_num < total_vports; vport_num++) {
@@ -2158,7 +2152,7 @@ int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw,
if (!LEGAL_VPORT(esw, vport))
return -EINVAL;
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index b746f62..834a330 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -207,6 +207,7 @@ struct mlx5_esw_offload {
struct mlx5_flow_group *vport_rx_group;
struct mlx5_eswitch_rep *vport_reps;
DECLARE_HASHTABLE(encap_tbl, 8);
+ DECLARE_HASHTABLE(mod_hdr_tbl, 8);
u8 inline_mode;
u64 num_flows;
u8 encap;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index a53e982..95b6402 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -311,9 +311,8 @@ mlx5_eswitch_add_send_to_vport_rule(struct mlx5_eswitch *esw, int vport, u32 sqn
struct mlx5_flow_spec *spec;
void *misc;
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
- esw_warn(esw->dev, "FDB: Failed to alloc match parameters\n");
flow_rule = ERR_PTR(-ENOMEM);
goto out;
}
@@ -401,9 +400,8 @@ static int esw_add_fdb_miss_rule(struct mlx5_eswitch *esw)
struct mlx5_flow_spec *spec;
int err = 0;
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
- esw_warn(esw->dev, "FDB: Failed to alloc match parameters\n");
err = -ENOMEM;
goto out;
}
@@ -488,7 +486,7 @@ static int esw_create_offloads_fdb_tables(struct mlx5_eswitch *esw, int nvports)
u32 *flow_group_in;
esw_debug(esw->dev, "Create offloads FDB Tables\n");
- flow_group_in = mlx5_vzalloc(inlen);
+ flow_group_in = kvzalloc(inlen, GFP_KERNEL);
if (!flow_group_in)
return -ENOMEM;
@@ -631,7 +629,7 @@ static int esw_create_vport_rx_group(struct mlx5_eswitch *esw)
int err = 0;
int nvports = priv->sriov.num_vfs + 2;
- flow_group_in = mlx5_vzalloc(inlen);
+ flow_group_in = kvzalloc(inlen, GFP_KERNEL);
if (!flow_group_in)
return -ENOMEM;
@@ -675,9 +673,8 @@ mlx5_eswitch_create_vport_rx_rule(struct mlx5_eswitch *esw, int vport, u32 tirn)
struct mlx5_flow_spec *spec;
void *misc;
- spec = mlx5_vzalloc(sizeof(*spec));
+ spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
- esw_warn(esw->dev, "Failed to alloc match parameters\n");
flow_rule = ERR_PTR(-ENOMEM);
goto out;
}
@@ -694,7 +691,7 @@ mlx5_eswitch_create_vport_rx_rule(struct mlx5_eswitch *esw, int vport, u32 tirn)
flow_act.action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
flow_rule = mlx5_add_flow_rules(esw->offloads.ft_offloads, spec,
- &flow_act, &dest, 1);
+ &flow_act, &dest, 1);
if (IS_ERR(flow_rule)) {
esw_warn(esw->dev, "fs offloads: Failed to add vport rx rule err %ld\n", PTR_ERR(flow_rule));
goto out;
@@ -1100,7 +1097,7 @@ int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap)
if (err) {
esw_warn(esw->dev, "Failed re-creating fast FDB table, err %d\n", err);
esw->offloads.encap = !encap;
- (void) esw_create_offloads_fast_fdb_table(esw);
+ (void)esw_create_offloads_fast_fdb_table(esw);
}
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c
new file mode 100644
index 0000000..e37453d
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c
@@ -0,0 +1,238 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <linux/etherdevice.h>
+#include <linux/mlx5/cmd.h>
+#include <linux/mlx5/driver.h>
+#include <linux/mlx5/device.h>
+
+#include "mlx5_core.h"
+#include "fpga/cmd.h"
+
+#define MLX5_FPGA_ACCESS_REG_SZ (MLX5_ST_SZ_DW(fpga_access_reg) + \
+ MLX5_FPGA_ACCESS_REG_SIZE_MAX)
+
+int mlx5_fpga_access_reg(struct mlx5_core_dev *dev, u8 size, u64 addr,
+ void *buf, bool write)
+{
+ u32 in[MLX5_FPGA_ACCESS_REG_SZ] = {0};
+ u32 out[MLX5_FPGA_ACCESS_REG_SZ];
+ int err;
+
+ if (size & 3)
+ return -EINVAL;
+ if (addr & 3)
+ return -EINVAL;
+ if (size > MLX5_FPGA_ACCESS_REG_SIZE_MAX)
+ return -EINVAL;
+
+ MLX5_SET(fpga_access_reg, in, size, size);
+ MLX5_SET64(fpga_access_reg, in, address, addr);
+ if (write)
+ memcpy(MLX5_ADDR_OF(fpga_access_reg, in, data), buf, size);
+
+ err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out),
+ MLX5_REG_FPGA_ACCESS_REG, 0, write);
+ if (err)
+ return err;
+
+ if (!write)
+ memcpy(buf, MLX5_ADDR_OF(fpga_access_reg, out, data), size);
+
+ return 0;
+}
+
+int mlx5_fpga_caps(struct mlx5_core_dev *dev, u32 *caps)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_cap)] = {0};
+
+ return mlx5_core_access_reg(dev, in, sizeof(in), caps,
+ MLX5_ST_SZ_BYTES(fpga_cap),
+ MLX5_REG_FPGA_CAP, 0, 0);
+}
+
+int mlx5_fpga_ctrl_op(struct mlx5_core_dev *dev, u8 op)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_ctrl)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_ctrl)];
+
+ MLX5_SET(fpga_ctrl, in, operation, op);
+
+ return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out),
+ MLX5_REG_FPGA_CTRL, 0, true);
+}
+
+int mlx5_fpga_sbu_caps(struct mlx5_core_dev *dev, void *caps, int size)
+{
+ unsigned int cap_size = MLX5_CAP_FPGA(dev, sandbox_extended_caps_len);
+ u64 addr = MLX5_CAP64_FPGA(dev, sandbox_extended_caps_addr);
+ unsigned int read;
+ int ret = 0;
+
+ if (cap_size > size) {
+ mlx5_core_warn(dev, "Not enough buffer %u for FPGA SBU caps %u",
+ size, cap_size);
+ return -EINVAL;
+ }
+
+ while (cap_size > 0) {
+ read = min_t(unsigned int, cap_size,
+ MLX5_FPGA_ACCESS_REG_SIZE_MAX);
+
+ ret = mlx5_fpga_access_reg(dev, read, addr, caps, false);
+ if (ret) {
+ mlx5_core_warn(dev, "Error reading FPGA SBU caps %u bytes at address 0x%llx: %d",
+ read, addr, ret);
+ return ret;
+ }
+
+ cap_size -= read;
+ addr += read;
+ caps += read;
+ }
+
+ return ret;
+}
+
+int mlx5_fpga_query(struct mlx5_core_dev *dev, struct mlx5_fpga_query *query)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_ctrl)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_ctrl)];
+ int err;
+
+ err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out),
+ MLX5_REG_FPGA_CTRL, 0, false);
+ if (err)
+ return err;
+
+ query->status = MLX5_GET(fpga_ctrl, out, status);
+ query->admin_image = MLX5_GET(fpga_ctrl, out, flash_select_admin);
+ query->oper_image = MLX5_GET(fpga_ctrl, out, flash_select_oper);
+ return 0;
+}
+
+int mlx5_fpga_create_qp(struct mlx5_core_dev *dev, void *fpga_qpc,
+ u32 *fpga_qpn)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_create_qp_in)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_create_qp_out)];
+ int ret;
+
+ MLX5_SET(fpga_create_qp_in, in, opcode, MLX5_CMD_OP_FPGA_CREATE_QP);
+ memcpy(MLX5_ADDR_OF(fpga_create_qp_in, in, fpga_qpc), fpga_qpc,
+ MLX5_FLD_SZ_BYTES(fpga_create_qp_in, fpga_qpc));
+
+ ret = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+ if (ret)
+ return ret;
+
+ memcpy(fpga_qpc, MLX5_ADDR_OF(fpga_create_qp_out, out, fpga_qpc),
+ MLX5_FLD_SZ_BYTES(fpga_create_qp_out, fpga_qpc));
+ *fpga_qpn = MLX5_GET(fpga_create_qp_out, out, fpga_qpn);
+ return ret;
+}
+
+int mlx5_fpga_modify_qp(struct mlx5_core_dev *dev, u32 fpga_qpn,
+ enum mlx5_fpga_qpc_field_select fields,
+ void *fpga_qpc)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_modify_qp_in)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_modify_qp_out)];
+
+ MLX5_SET(fpga_modify_qp_in, in, opcode, MLX5_CMD_OP_FPGA_MODIFY_QP);
+ MLX5_SET(fpga_modify_qp_in, in, field_select, fields);
+ MLX5_SET(fpga_modify_qp_in, in, fpga_qpn, fpga_qpn);
+ memcpy(MLX5_ADDR_OF(fpga_modify_qp_in, in, fpga_qpc), fpga_qpc,
+ MLX5_FLD_SZ_BYTES(fpga_modify_qp_in, fpga_qpc));
+
+ return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5_fpga_query_qp(struct mlx5_core_dev *dev,
+ u32 fpga_qpn, void *fpga_qpc)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_query_qp_in)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_query_qp_out)];
+ int ret;
+
+ MLX5_SET(fpga_query_qp_in, in, opcode, MLX5_CMD_OP_FPGA_QUERY_QP);
+ MLX5_SET(fpga_query_qp_in, in, fpga_qpn, fpga_qpn);
+
+ ret = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+ if (ret)
+ return ret;
+
+ memcpy(fpga_qpc, MLX5_ADDR_OF(fpga_query_qp_out, out, fpga_qpc),
+ MLX5_FLD_SZ_BYTES(fpga_query_qp_out, fpga_qpc));
+ return ret;
+}
+
+int mlx5_fpga_destroy_qp(struct mlx5_core_dev *dev, u32 fpga_qpn)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_destroy_qp_in)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_destroy_qp_out)];
+
+ MLX5_SET(fpga_destroy_qp_in, in, opcode, MLX5_CMD_OP_FPGA_DESTROY_QP);
+ MLX5_SET(fpga_destroy_qp_in, in, fpga_qpn, fpga_qpn);
+
+ return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5_fpga_query_qp_counters(struct mlx5_core_dev *dev, u32 fpga_qpn,
+ bool clear, struct mlx5_fpga_qp_counters *data)
+{
+ u32 in[MLX5_ST_SZ_DW(fpga_query_qp_counters_in)] = {0};
+ u32 out[MLX5_ST_SZ_DW(fpga_query_qp_counters_out)];
+ int ret;
+
+ MLX5_SET(fpga_query_qp_counters_in, in, opcode,
+ MLX5_CMD_OP_FPGA_QUERY_QP_COUNTERS);
+ MLX5_SET(fpga_query_qp_counters_in, in, clear, clear);
+ MLX5_SET(fpga_query_qp_counters_in, in, fpga_qpn, fpga_qpn);
+
+ ret = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+ if (ret)
+ return ret;
+
+ data->rx_ack_packets = MLX5_GET64(fpga_query_qp_counters_out, out,
+ rx_ack_packets);
+ data->rx_send_packets = MLX5_GET64(fpga_query_qp_counters_out, out,
+ rx_send_packets);
+ data->tx_ack_packets = MLX5_GET64(fpga_query_qp_counters_out, out,
+ tx_ack_packets);
+ data->tx_send_packets = MLX5_GET64(fpga_query_qp_counters_out, out,
+ tx_send_packets);
+ data->rx_total_drop = MLX5_GET64(fpga_query_qp_counters_out, out,
+ rx_total_drop);
+
+ return ret;
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h
new file mode 100644
index 0000000..94bdfd4
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies, Ltd. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef __MLX5_FPGA_H__
+#define __MLX5_FPGA_H__
+
+#include <linux/mlx5/driver.h>
+
+enum mlx5_fpga_image {
+ MLX5_FPGA_IMAGE_USER = 0,
+ MLX5_FPGA_IMAGE_FACTORY,
+};
+
+enum mlx5_fpga_status {
+ MLX5_FPGA_STATUS_SUCCESS = 0,
+ MLX5_FPGA_STATUS_FAILURE = 1,
+ MLX5_FPGA_STATUS_IN_PROGRESS = 2,
+ MLX5_FPGA_STATUS_NONE = 0xFFFF,
+};
+
+struct mlx5_fpga_query {
+ enum mlx5_fpga_image admin_image;
+ enum mlx5_fpga_image oper_image;
+ enum mlx5_fpga_status status;
+};
+
+enum mlx5_fpga_qpc_field_select {
+ MLX5_FPGA_QPC_STATE = BIT(0),
+};
+
+struct mlx5_fpga_qp_counters {
+ u64 rx_ack_packets;
+ u64 rx_send_packets;
+ u64 tx_ack_packets;
+ u64 tx_send_packets;
+ u64 rx_total_drop;
+};
+
+int mlx5_fpga_caps(struct mlx5_core_dev *dev, u32 *caps);
+int mlx5_fpga_query(struct mlx5_core_dev *dev, struct mlx5_fpga_query *query);
+int mlx5_fpga_ctrl_op(struct mlx5_core_dev *dev, u8 op);
+int mlx5_fpga_access_reg(struct mlx5_core_dev *dev, u8 size, u64 addr,
+ void *buf, bool write);
+int mlx5_fpga_sbu_caps(struct mlx5_core_dev *dev, void *caps, int size);
+
+int mlx5_fpga_create_qp(struct mlx5_core_dev *dev, void *fpga_qpc,
+ u32 *fpga_qpn);
+int mlx5_fpga_modify_qp(struct mlx5_core_dev *dev, u32 fpga_qpn,
+ enum mlx5_fpga_qpc_field_select fields, void *fpga_qpc);
+int mlx5_fpga_query_qp(struct mlx5_core_dev *dev, u32 fpga_qpn, void *fpga_qpc);
+int mlx5_fpga_query_qp_counters(struct mlx5_core_dev *dev, u32 fpga_qpn,
+ bool clear, struct mlx5_fpga_qp_counters *data);
+int mlx5_fpga_destroy_qp(struct mlx5_core_dev *dev, u32 fpga_qpn);
+
+#endif /* __MLX5_FPGA_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
new file mode 100644
index 0000000..c4392f7
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
@@ -0,0 +1,1042 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <net/addrconf.h>
+#include <linux/etherdevice.h>
+#include <linux/mlx5/vport.h>
+
+#include "mlx5_core.h"
+#include "lib/mlx5.h"
+#include "fpga/conn.h"
+
+#define MLX5_FPGA_PKEY 0xFFFF
+#define MLX5_FPGA_PKEY_INDEX 0 /* RoCE PKEY 0xFFFF is always at index 0 */
+#define MLX5_FPGA_RECV_SIZE 2048
+#define MLX5_FPGA_PORT_NUM 1
+#define MLX5_FPGA_CQ_BUDGET 64
+
+static int mlx5_fpga_conn_map_buf(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf)
+{
+ struct device *dma_device;
+ int err = 0;
+
+ if (unlikely(!buf->sg[0].data))
+ goto out;
+
+ dma_device = &conn->fdev->mdev->pdev->dev;
+ buf->sg[0].dma_addr = dma_map_single(dma_device, buf->sg[0].data,
+ buf->sg[0].size, buf->dma_dir);
+ err = dma_mapping_error(dma_device, buf->sg[0].dma_addr);
+ if (unlikely(err)) {
+ mlx5_fpga_warn(conn->fdev, "DMA error on sg 0: %d\n", err);
+ err = -ENOMEM;
+ goto out;
+ }
+
+ if (!buf->sg[1].data)
+ goto out;
+
+ buf->sg[1].dma_addr = dma_map_single(dma_device, buf->sg[1].data,
+ buf->sg[1].size, buf->dma_dir);
+ err = dma_mapping_error(dma_device, buf->sg[1].dma_addr);
+ if (unlikely(err)) {
+ mlx5_fpga_warn(conn->fdev, "DMA error on sg 1: %d\n", err);
+ dma_unmap_single(dma_device, buf->sg[0].dma_addr,
+ buf->sg[0].size, buf->dma_dir);
+ err = -ENOMEM;
+ }
+
+out:
+ return err;
+}
+
+static void mlx5_fpga_conn_unmap_buf(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf)
+{
+ struct device *dma_device;
+
+ dma_device = &conn->fdev->mdev->pdev->dev;
+ if (buf->sg[1].data)
+ dma_unmap_single(dma_device, buf->sg[1].dma_addr,
+ buf->sg[1].size, buf->dma_dir);
+
+ if (likely(buf->sg[0].data))
+ dma_unmap_single(dma_device, buf->sg[0].dma_addr,
+ buf->sg[0].size, buf->dma_dir);
+}
+
+static int mlx5_fpga_conn_post_recv(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf)
+{
+ struct mlx5_wqe_data_seg *data;
+ unsigned int ix;
+ int err = 0;
+
+ err = mlx5_fpga_conn_map_buf(conn, buf);
+ if (unlikely(err))
+ goto out;
+
+ if (unlikely(conn->qp.rq.pc - conn->qp.rq.cc >= conn->qp.rq.size)) {
+ mlx5_fpga_conn_unmap_buf(conn, buf);
+ return -EBUSY;
+ }
+
+ ix = conn->qp.rq.pc & (conn->qp.rq.size - 1);
+ data = mlx5_wq_cyc_get_wqe(&conn->qp.wq.rq, ix);
+ data->byte_count = cpu_to_be32(buf->sg[0].size);
+ data->lkey = cpu_to_be32(conn->fdev->conn_res.mkey.key);
+ data->addr = cpu_to_be64(buf->sg[0].dma_addr);
+
+ conn->qp.rq.pc++;
+ conn->qp.rq.bufs[ix] = buf;
+
+ /* Make sure that descriptors are written before doorbell record. */
+ dma_wmb();
+ *conn->qp.wq.rq.db = cpu_to_be32(conn->qp.rq.pc & 0xffff);
+out:
+ return err;
+}
+
+static void mlx5_fpga_conn_notify_hw(struct mlx5_fpga_conn *conn, void *wqe)
+{
+ /* ensure wqe is visible to device before updating doorbell record */
+ dma_wmb();
+ *conn->qp.wq.sq.db = cpu_to_be32(conn->qp.sq.pc);
+ /* Make sure that doorbell record is visible before ringing */
+ wmb();
+ mlx5_write64(wqe, conn->fdev->conn_res.uar->map + MLX5_BF_OFFSET, NULL);
+}
+
+static void mlx5_fpga_conn_post_send(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf)
+{
+ struct mlx5_wqe_ctrl_seg *ctrl;
+ struct mlx5_wqe_data_seg *data;
+ unsigned int ix, sgi;
+ int size = 1;
+
+ ix = conn->qp.sq.pc & (conn->qp.sq.size - 1);
+
+ ctrl = mlx5_wq_cyc_get_wqe(&conn->qp.wq.sq, ix);
+ data = (void *)(ctrl + 1);
+
+ for (sgi = 0; sgi < ARRAY_SIZE(buf->sg); sgi++) {
+ if (!buf->sg[sgi].data)
+ break;
+ data->byte_count = cpu_to_be32(buf->sg[sgi].size);
+ data->lkey = cpu_to_be32(conn->fdev->conn_res.mkey.key);
+ data->addr = cpu_to_be64(buf->sg[sgi].dma_addr);
+ data++;
+ size++;
+ }
+
+ ctrl->imm = 0;
+ ctrl->fm_ce_se = MLX5_WQE_CTRL_CQ_UPDATE;
+ ctrl->opmod_idx_opcode = cpu_to_be32(((conn->qp.sq.pc & 0xffff) << 8) |
+ MLX5_OPCODE_SEND);
+ ctrl->qpn_ds = cpu_to_be32(size | (conn->qp.mqp.qpn << 8));
+
+ conn->qp.sq.pc++;
+ conn->qp.sq.bufs[ix] = buf;
+ mlx5_fpga_conn_notify_hw(conn, ctrl);
+}
+
+int mlx5_fpga_conn_send(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf)
+{
+ unsigned long flags;
+ int err;
+
+ if (!conn->qp.active)
+ return -ENOTCONN;
+
+ err = mlx5_fpga_conn_map_buf(conn, buf);
+ if (err)
+ return err;
+
+ spin_lock_irqsave(&conn->qp.sq.lock, flags);
+
+ if (conn->qp.sq.pc - conn->qp.sq.cc >= conn->qp.sq.size) {
+ list_add_tail(&buf->list, &conn->qp.sq.backlog);
+ goto out_unlock;
+ }
+
+ mlx5_fpga_conn_post_send(conn, buf);
+
+out_unlock:
+ spin_unlock_irqrestore(&conn->qp.sq.lock, flags);
+ return err;
+}
+
+static int mlx5_fpga_conn_post_recv_buf(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_dma_buf *buf;
+ int err;
+
+ buf = kzalloc(sizeof(*buf) + MLX5_FPGA_RECV_SIZE, 0);
+ if (!buf)
+ return -ENOMEM;
+
+ buf->sg[0].data = (void *)(buf + 1);
+ buf->sg[0].size = MLX5_FPGA_RECV_SIZE;
+ buf->dma_dir = DMA_FROM_DEVICE;
+
+ err = mlx5_fpga_conn_post_recv(conn, buf);
+ if (err)
+ kfree(buf);
+
+ return err;
+}
+
+static int mlx5_fpga_conn_create_mkey(struct mlx5_core_dev *mdev, u32 pdn,
+ struct mlx5_core_mkey *mkey)
+{
+ int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
+ void *mkc;
+ u32 *in;
+ int err;
+
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
+ return -ENOMEM;
+
+ mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
+ MLX5_SET(mkc, mkc, access_mode, MLX5_MKC_ACCESS_MODE_PA);
+ MLX5_SET(mkc, mkc, lw, 1);
+ MLX5_SET(mkc, mkc, lr, 1);
+
+ MLX5_SET(mkc, mkc, pd, pdn);
+ MLX5_SET(mkc, mkc, length64, 1);
+ MLX5_SET(mkc, mkc, qpn, 0xffffff);
+
+ err = mlx5_core_create_mkey(mdev, mkey, in, inlen);
+
+ kvfree(in);
+ return err;
+}
+
+static void mlx5_fpga_conn_rq_cqe(struct mlx5_fpga_conn *conn,
+ struct mlx5_cqe64 *cqe, u8 status)
+{
+ struct mlx5_fpga_dma_buf *buf;
+ int ix, err;
+
+ ix = be16_to_cpu(cqe->wqe_counter) & (conn->qp.rq.size - 1);
+ buf = conn->qp.rq.bufs[ix];
+ conn->qp.rq.bufs[ix] = NULL;
+ if (!status)
+ buf->sg[0].size = be32_to_cpu(cqe->byte_cnt);
+ conn->qp.rq.cc++;
+
+ if (unlikely(status && (status != MLX5_CQE_SYNDROME_WR_FLUSH_ERR)))
+ mlx5_fpga_warn(conn->fdev, "RQ buf %p on FPGA QP %u completion status %d\n",
+ buf, conn->fpga_qpn, status);
+ else
+ mlx5_fpga_dbg(conn->fdev, "RQ buf %p on FPGA QP %u completion status %d\n",
+ buf, conn->fpga_qpn, status);
+
+ mlx5_fpga_conn_unmap_buf(conn, buf);
+
+ if (unlikely(status || !conn->qp.active)) {
+ conn->qp.active = false;
+ kfree(buf);
+ return;
+ }
+
+ mlx5_fpga_dbg(conn->fdev, "Message with %u bytes received successfully\n",
+ buf->sg[0].size);
+ conn->recv_cb(conn->cb_arg, buf);
+
+ buf->sg[0].size = MLX5_FPGA_RECV_SIZE;
+ err = mlx5_fpga_conn_post_recv(conn, buf);
+ if (unlikely(err)) {
+ mlx5_fpga_warn(conn->fdev,
+ "Failed to re-post recv buf: %d\n", err);
+ kfree(buf);
+ }
+}
+
+static void mlx5_fpga_conn_sq_cqe(struct mlx5_fpga_conn *conn,
+ struct mlx5_cqe64 *cqe, u8 status)
+{
+ struct mlx5_fpga_dma_buf *buf, *nextbuf;
+ unsigned long flags;
+ int ix;
+
+ spin_lock_irqsave(&conn->qp.sq.lock, flags);
+
+ ix = be16_to_cpu(cqe->wqe_counter) & (conn->qp.sq.size - 1);
+ buf = conn->qp.sq.bufs[ix];
+ conn->qp.sq.bufs[ix] = NULL;
+ conn->qp.sq.cc++;
+
+ /* Handle backlog still under the spinlock to ensure message post order */
+ if (unlikely(!list_empty(&conn->qp.sq.backlog))) {
+ if (likely(conn->qp.active)) {
+ nextbuf = list_first_entry(&conn->qp.sq.backlog,
+ struct mlx5_fpga_dma_buf, list);
+ list_del(&nextbuf->list);
+ mlx5_fpga_conn_post_send(conn, nextbuf);
+ }
+ }
+
+ spin_unlock_irqrestore(&conn->qp.sq.lock, flags);
+
+ if (unlikely(status && (status != MLX5_CQE_SYNDROME_WR_FLUSH_ERR)))
+ mlx5_fpga_warn(conn->fdev, "SQ buf %p on FPGA QP %u completion status %d\n",
+ buf, conn->fpga_qpn, status);
+ else
+ mlx5_fpga_dbg(conn->fdev, "SQ buf %p on FPGA QP %u completion status %d\n",
+ buf, conn->fpga_qpn, status);
+
+ mlx5_fpga_conn_unmap_buf(conn, buf);
+
+ if (likely(buf->complete))
+ buf->complete(conn, conn->fdev, buf, status);
+
+ if (unlikely(status))
+ conn->qp.active = false;
+}
+
+static void mlx5_fpga_conn_handle_cqe(struct mlx5_fpga_conn *conn,
+ struct mlx5_cqe64 *cqe)
+{
+ u8 opcode, status = 0;
+
+ opcode = cqe->op_own >> 4;
+
+ switch (opcode) {
+ case MLX5_CQE_REQ_ERR:
+ status = ((struct mlx5_err_cqe *)cqe)->syndrome;
+ /* Fall through */
+ case MLX5_CQE_REQ:
+ mlx5_fpga_conn_sq_cqe(conn, cqe, status);
+ break;
+
+ case MLX5_CQE_RESP_ERR:
+ status = ((struct mlx5_err_cqe *)cqe)->syndrome;
+ /* Fall through */
+ case MLX5_CQE_RESP_SEND:
+ mlx5_fpga_conn_rq_cqe(conn, cqe, status);
+ break;
+ default:
+ mlx5_fpga_warn(conn->fdev, "Unexpected cqe opcode %u\n",
+ opcode);
+ }
+}
+
+static void mlx5_fpga_conn_arm_cq(struct mlx5_fpga_conn *conn)
+{
+ mlx5_cq_arm(&conn->cq.mcq, MLX5_CQ_DB_REQ_NOT,
+ conn->fdev->conn_res.uar->map, conn->cq.wq.cc);
+}
+
+static void mlx5_fpga_conn_cq_event(struct mlx5_core_cq *mcq,
+ enum mlx5_event event)
+{
+ struct mlx5_fpga_conn *conn;
+
+ conn = container_of(mcq, struct mlx5_fpga_conn, cq.mcq);
+ mlx5_fpga_warn(conn->fdev, "CQ event %u on CQ #%u\n", event, mcq->cqn);
+}
+
+static void mlx5_fpga_conn_event(struct mlx5_core_qp *mqp, int event)
+{
+ struct mlx5_fpga_conn *conn;
+
+ conn = container_of(mqp, struct mlx5_fpga_conn, qp.mqp);
+ mlx5_fpga_warn(conn->fdev, "QP event %u on QP #%u\n", event, mqp->qpn);
+}
+
+static inline void mlx5_fpga_conn_cqes(struct mlx5_fpga_conn *conn,
+ unsigned int budget)
+{
+ struct mlx5_cqe64 *cqe;
+
+ while (budget) {
+ cqe = mlx5_cqwq_get_cqe(&conn->cq.wq);
+ if (!cqe)
+ break;
+
+ budget--;
+ mlx5_cqwq_pop(&conn->cq.wq);
+ mlx5_fpga_conn_handle_cqe(conn, cqe);
+ mlx5_cqwq_update_db_record(&conn->cq.wq);
+ }
+ if (!budget) {
+ tasklet_schedule(&conn->cq.tasklet);
+ return;
+ }
+
+ mlx5_fpga_dbg(conn->fdev, "Re-arming CQ with cc# %u\n", conn->cq.wq.cc);
+ /* ensure cq space is freed before enabling more cqes */
+ wmb();
+ mlx5_fpga_conn_arm_cq(conn);
+}
+
+static void mlx5_fpga_conn_cq_tasklet(unsigned long data)
+{
+ struct mlx5_fpga_conn *conn = (void *)data;
+
+ if (unlikely(!conn->qp.active))
+ return;
+ mlx5_fpga_conn_cqes(conn, MLX5_FPGA_CQ_BUDGET);
+}
+
+static void mlx5_fpga_conn_cq_complete(struct mlx5_core_cq *mcq)
+{
+ struct mlx5_fpga_conn *conn;
+
+ conn = container_of(mcq, struct mlx5_fpga_conn, cq.mcq);
+ if (unlikely(!conn->qp.active))
+ return;
+ mlx5_fpga_conn_cqes(conn, MLX5_FPGA_CQ_BUDGET);
+}
+
+static int mlx5_fpga_conn_create_cq(struct mlx5_fpga_conn *conn, int cq_size)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ u32 temp_cqc[MLX5_ST_SZ_DW(cqc)] = {0};
+ struct mlx5_wq_param wqp;
+ struct mlx5_cqe64 *cqe;
+ int inlen, err, eqn;
+ unsigned int irqn;
+ void *cqc, *in;
+ __be64 *pas;
+ u32 i;
+
+ cq_size = roundup_pow_of_two(cq_size);
+ MLX5_SET(cqc, temp_cqc, log_cq_size, ilog2(cq_size));
+
+ wqp.buf_numa_node = mdev->priv.numa_node;
+ wqp.db_numa_node = mdev->priv.numa_node;
+
+ err = mlx5_cqwq_create(mdev, &wqp, temp_cqc, &conn->cq.wq,
+ &conn->cq.wq_ctrl);
+ if (err)
+ return err;
+
+ for (i = 0; i < mlx5_cqwq_get_size(&conn->cq.wq); i++) {
+ cqe = mlx5_cqwq_get_wqe(&conn->cq.wq, i);
+ cqe->op_own = MLX5_CQE_INVALID << 4 | MLX5_CQE_OWNER_MASK;
+ }
+
+ inlen = MLX5_ST_SZ_BYTES(create_cq_in) +
+ sizeof(u64) * conn->cq.wq_ctrl.frag_buf.npages;
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in) {
+ err = -ENOMEM;
+ goto err_cqwq;
+ }
+
+ err = mlx5_vector2eqn(mdev, smp_processor_id(), &eqn, &irqn);
+ if (err)
+ goto err_cqwq;
+
+ cqc = MLX5_ADDR_OF(create_cq_in, in, cq_context);
+ MLX5_SET(cqc, cqc, log_cq_size, ilog2(cq_size));
+ MLX5_SET(cqc, cqc, c_eqn, eqn);
+ MLX5_SET(cqc, cqc, uar_page, fdev->conn_res.uar->index);
+ MLX5_SET(cqc, cqc, log_page_size, conn->cq.wq_ctrl.frag_buf.page_shift -
+ MLX5_ADAPTER_PAGE_SHIFT);
+ MLX5_SET64(cqc, cqc, dbr_addr, conn->cq.wq_ctrl.db.dma);
+
+ pas = (__be64 *)MLX5_ADDR_OF(create_cq_in, in, pas);
+ mlx5_fill_page_frag_array(&conn->cq.wq_ctrl.frag_buf, pas);
+
+ err = mlx5_core_create_cq(mdev, &conn->cq.mcq, in, inlen);
+ kvfree(in);
+
+ if (err)
+ goto err_cqwq;
+
+ conn->cq.mcq.cqe_sz = 64;
+ conn->cq.mcq.set_ci_db = conn->cq.wq_ctrl.db.db;
+ conn->cq.mcq.arm_db = conn->cq.wq_ctrl.db.db + 1;
+ *conn->cq.mcq.set_ci_db = 0;
+ *conn->cq.mcq.arm_db = 0;
+ conn->cq.mcq.vector = 0;
+ conn->cq.mcq.comp = mlx5_fpga_conn_cq_complete;
+ conn->cq.mcq.event = mlx5_fpga_conn_cq_event;
+ conn->cq.mcq.irqn = irqn;
+ conn->cq.mcq.uar = fdev->conn_res.uar;
+ tasklet_init(&conn->cq.tasklet, mlx5_fpga_conn_cq_tasklet,
+ (unsigned long)conn);
+
+ mlx5_fpga_dbg(fdev, "Created CQ #0x%x\n", conn->cq.mcq.cqn);
+
+ goto out;
+
+err_cqwq:
+ mlx5_cqwq_destroy(&conn->cq.wq_ctrl);
+out:
+ return err;
+}
+
+static void mlx5_fpga_conn_destroy_cq(struct mlx5_fpga_conn *conn)
+{
+ tasklet_disable(&conn->cq.tasklet);
+ tasklet_kill(&conn->cq.tasklet);
+ mlx5_core_destroy_cq(conn->fdev->mdev, &conn->cq.mcq);
+ mlx5_cqwq_destroy(&conn->cq.wq_ctrl);
+}
+
+static int mlx5_fpga_conn_create_wq(struct mlx5_fpga_conn *conn, void *qpc)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ struct mlx5_wq_param wqp;
+
+ wqp.buf_numa_node = mdev->priv.numa_node;
+ wqp.db_numa_node = mdev->priv.numa_node;
+
+ return mlx5_wq_qp_create(mdev, &wqp, qpc, &conn->qp.wq,
+ &conn->qp.wq_ctrl);
+}
+
+static int mlx5_fpga_conn_create_qp(struct mlx5_fpga_conn *conn,
+ unsigned int tx_size, unsigned int rx_size)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ u32 temp_qpc[MLX5_ST_SZ_DW(qpc)] = {0};
+ void *in = NULL, *qpc;
+ int err, inlen;
+
+ conn->qp.rq.pc = 0;
+ conn->qp.rq.cc = 0;
+ conn->qp.rq.size = roundup_pow_of_two(rx_size);
+ conn->qp.sq.pc = 0;
+ conn->qp.sq.cc = 0;
+ conn->qp.sq.size = roundup_pow_of_two(tx_size);
+
+ MLX5_SET(qpc, temp_qpc, log_rq_stride, ilog2(MLX5_SEND_WQE_DS) - 4);
+ MLX5_SET(qpc, temp_qpc, log_rq_size, ilog2(conn->qp.rq.size));
+ MLX5_SET(qpc, temp_qpc, log_sq_size, ilog2(conn->qp.sq.size));
+ err = mlx5_fpga_conn_create_wq(conn, temp_qpc);
+ if (err)
+ goto out;
+
+ conn->qp.rq.bufs = kvzalloc(sizeof(conn->qp.rq.bufs[0]) *
+ conn->qp.rq.size, GFP_KERNEL);
+ if (!conn->qp.rq.bufs) {
+ err = -ENOMEM;
+ goto err_wq;
+ }
+
+ conn->qp.sq.bufs = kvzalloc(sizeof(conn->qp.sq.bufs[0]) *
+ conn->qp.sq.size, GFP_KERNEL);
+ if (!conn->qp.sq.bufs) {
+ err = -ENOMEM;
+ goto err_rq_bufs;
+ }
+
+ inlen = MLX5_ST_SZ_BYTES(create_qp_in) +
+ MLX5_FLD_SZ_BYTES(create_qp_in, pas[0]) *
+ conn->qp.wq_ctrl.buf.npages;
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in) {
+ err = -ENOMEM;
+ goto err_sq_bufs;
+ }
+
+ qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
+ MLX5_SET(qpc, qpc, uar_page, fdev->conn_res.uar->index);
+ MLX5_SET(qpc, qpc, log_page_size,
+ conn->qp.wq_ctrl.buf.page_shift - MLX5_ADAPTER_PAGE_SHIFT);
+ MLX5_SET(qpc, qpc, fre, 1);
+ MLX5_SET(qpc, qpc, rlky, 1);
+ MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
+ MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
+ MLX5_SET(qpc, qpc, pd, fdev->conn_res.pdn);
+ MLX5_SET(qpc, qpc, log_rq_stride, ilog2(MLX5_SEND_WQE_DS) - 4);
+ MLX5_SET(qpc, qpc, log_rq_size, ilog2(conn->qp.rq.size));
+ MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
+ MLX5_SET(qpc, qpc, log_sq_size, ilog2(conn->qp.sq.size));
+ MLX5_SET(qpc, qpc, cqn_snd, conn->cq.mcq.cqn);
+ MLX5_SET(qpc, qpc, cqn_rcv, conn->cq.mcq.cqn);
+ MLX5_SET64(qpc, qpc, dbr_addr, conn->qp.wq_ctrl.db.dma);
+ if (MLX5_CAP_GEN(mdev, cqe_version) == 1)
+ MLX5_SET(qpc, qpc, user_index, 0xFFFFFF);
+
+ mlx5_fill_page_array(&conn->qp.wq_ctrl.buf,
+ (__be64 *)MLX5_ADDR_OF(create_qp_in, in, pas));
+
+ err = mlx5_core_create_qp(mdev, &conn->qp.mqp, in, inlen);
+ if (err)
+ goto err_sq_bufs;
+
+ conn->qp.mqp.event = mlx5_fpga_conn_event;
+ mlx5_fpga_dbg(fdev, "Created QP #0x%x\n", conn->qp.mqp.qpn);
+
+ goto out;
+
+err_sq_bufs:
+ kvfree(conn->qp.sq.bufs);
+err_rq_bufs:
+ kvfree(conn->qp.rq.bufs);
+err_wq:
+ mlx5_wq_destroy(&conn->qp.wq_ctrl);
+out:
+ kvfree(in);
+ return err;
+}
+
+static void mlx5_fpga_conn_free_recv_bufs(struct mlx5_fpga_conn *conn)
+{
+ int ix;
+
+ for (ix = 0; ix < conn->qp.rq.size; ix++) {
+ if (!conn->qp.rq.bufs[ix])
+ continue;
+ mlx5_fpga_conn_unmap_buf(conn, conn->qp.rq.bufs[ix]);
+ kfree(conn->qp.rq.bufs[ix]);
+ conn->qp.rq.bufs[ix] = NULL;
+ }
+}
+
+static void mlx5_fpga_conn_flush_send_bufs(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_dma_buf *buf, *temp;
+ int ix;
+
+ for (ix = 0; ix < conn->qp.sq.size; ix++) {
+ buf = conn->qp.sq.bufs[ix];
+ if (!buf)
+ continue;
+ conn->qp.sq.bufs[ix] = NULL;
+ mlx5_fpga_conn_unmap_buf(conn, buf);
+ if (!buf->complete)
+ continue;
+ buf->complete(conn, conn->fdev, buf, MLX5_CQE_SYNDROME_WR_FLUSH_ERR);
+ }
+ list_for_each_entry_safe(buf, temp, &conn->qp.sq.backlog, list) {
+ mlx5_fpga_conn_unmap_buf(conn, buf);
+ if (!buf->complete)
+ continue;
+ buf->complete(conn, conn->fdev, buf, MLX5_CQE_SYNDROME_WR_FLUSH_ERR);
+ }
+}
+
+static void mlx5_fpga_conn_destroy_qp(struct mlx5_fpga_conn *conn)
+{
+ mlx5_core_destroy_qp(conn->fdev->mdev, &conn->qp.mqp);
+ mlx5_fpga_conn_free_recv_bufs(conn);
+ mlx5_fpga_conn_flush_send_bufs(conn);
+ kvfree(conn->qp.sq.bufs);
+ kvfree(conn->qp.rq.bufs);
+ mlx5_wq_destroy(&conn->qp.wq_ctrl);
+}
+
+static inline int mlx5_fpga_conn_reset_qp(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_core_dev *mdev = conn->fdev->mdev;
+
+ mlx5_fpga_dbg(conn->fdev, "Modifying QP %u to RST\n", conn->qp.mqp.qpn);
+
+ return mlx5_core_qp_modify(mdev, MLX5_CMD_OP_2RST_QP, 0, NULL,
+ &conn->qp.mqp);
+}
+
+static inline int mlx5_fpga_conn_init_qp(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ u32 *qpc = NULL;
+ int err;
+
+ mlx5_fpga_dbg(conn->fdev, "Modifying QP %u to INIT\n", conn->qp.mqp.qpn);
+
+ qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL);
+ if (!qpc) {
+ err = -ENOMEM;
+ goto out;
+ }
+
+ MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
+ MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
+ MLX5_SET(qpc, qpc, primary_address_path.pkey_index, MLX5_FPGA_PKEY_INDEX);
+ MLX5_SET(qpc, qpc, primary_address_path.port, MLX5_FPGA_PORT_NUM);
+ MLX5_SET(qpc, qpc, pd, conn->fdev->conn_res.pdn);
+ MLX5_SET(qpc, qpc, cqn_snd, conn->cq.mcq.cqn);
+ MLX5_SET(qpc, qpc, cqn_rcv, conn->cq.mcq.cqn);
+ MLX5_SET64(qpc, qpc, dbr_addr, conn->qp.wq_ctrl.db.dma);
+
+ err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RST2INIT_QP, 0, qpc,
+ &conn->qp.mqp);
+ if (err) {
+ mlx5_fpga_warn(fdev, "qp_modify RST2INIT failed: %d\n", err);
+ goto out;
+ }
+
+out:
+ kfree(qpc);
+ return err;
+}
+
+static inline int mlx5_fpga_conn_rtr_qp(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ u32 *qpc = NULL;
+ int err;
+
+ mlx5_fpga_dbg(conn->fdev, "QP RTR\n");
+
+ qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL);
+ if (!qpc) {
+ err = -ENOMEM;
+ goto out;
+ }
+
+ MLX5_SET(qpc, qpc, mtu, MLX5_QPC_MTU_1K_BYTES);
+ MLX5_SET(qpc, qpc, log_msg_max, (u8)MLX5_CAP_GEN(mdev, log_max_msg));
+ MLX5_SET(qpc, qpc, remote_qpn, conn->fpga_qpn);
+ MLX5_SET(qpc, qpc, next_rcv_psn,
+ MLX5_GET(fpga_qpc, conn->fpga_qpc, next_send_psn));
+ MLX5_SET(qpc, qpc, primary_address_path.pkey_index, MLX5_FPGA_PKEY_INDEX);
+ MLX5_SET(qpc, qpc, primary_address_path.port, MLX5_FPGA_PORT_NUM);
+ ether_addr_copy(MLX5_ADDR_OF(qpc, qpc, primary_address_path.rmac_47_32),
+ MLX5_ADDR_OF(fpga_qpc, conn->fpga_qpc, fpga_mac_47_32));
+ MLX5_SET(qpc, qpc, primary_address_path.udp_sport,
+ MLX5_CAP_ROCE(mdev, r_roce_min_src_udp_port));
+ MLX5_SET(qpc, qpc, primary_address_path.src_addr_index,
+ conn->qp.sgid_index);
+ MLX5_SET(qpc, qpc, primary_address_path.hop_limit, 0);
+ memcpy(MLX5_ADDR_OF(qpc, qpc, primary_address_path.rgid_rip),
+ MLX5_ADDR_OF(fpga_qpc, conn->fpga_qpc, fpga_ip),
+ MLX5_FLD_SZ_BYTES(qpc, primary_address_path.rgid_rip));
+
+ err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_INIT2RTR_QP, 0, qpc,
+ &conn->qp.mqp);
+ if (err) {
+ mlx5_fpga_warn(fdev, "qp_modify RST2INIT failed: %d\n", err);
+ goto out;
+ }
+
+out:
+ kfree(qpc);
+ return err;
+}
+
+static inline int mlx5_fpga_conn_rts_qp(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ u32 *qpc = NULL;
+ u32 opt_mask;
+ int err;
+
+ mlx5_fpga_dbg(conn->fdev, "QP RTS\n");
+
+ qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL);
+ if (!qpc) {
+ err = -ENOMEM;
+ goto out;
+ }
+
+ MLX5_SET(qpc, qpc, log_ack_req_freq, 8);
+ MLX5_SET(qpc, qpc, min_rnr_nak, 0x12);
+ MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 0x12); /* ~1.07s */
+ MLX5_SET(qpc, qpc, next_send_psn,
+ MLX5_GET(fpga_qpc, conn->fpga_qpc, next_rcv_psn));
+ MLX5_SET(qpc, qpc, retry_count, 7);
+ MLX5_SET(qpc, qpc, rnr_retry, 7); /* Infinite retry if RNR NACK */
+
+ opt_mask = MLX5_QP_OPTPAR_RNR_TIMEOUT;
+ err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RTR2RTS_QP, opt_mask, qpc,
+ &conn->qp.mqp);
+ if (err) {
+ mlx5_fpga_warn(fdev, "qp_modify RST2INIT failed: %d\n", err);
+ goto out;
+ }
+
+out:
+ kfree(qpc);
+ return err;
+}
+
+static int mlx5_fpga_conn_connect(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ int err;
+
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, state, MLX5_FPGA_QPC_STATE_ACTIVE);
+ err = mlx5_fpga_modify_qp(conn->fdev->mdev, conn->fpga_qpn,
+ MLX5_FPGA_QPC_STATE, &conn->fpga_qpc);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to activate FPGA RC QP: %d\n", err);
+ goto out;
+ }
+
+ err = mlx5_fpga_conn_reset_qp(conn);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to change QP state to reset\n");
+ goto err_fpga_qp;
+ }
+
+ err = mlx5_fpga_conn_init_qp(conn);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to modify QP from RESET to INIT\n");
+ goto err_fpga_qp;
+ }
+ conn->qp.active = true;
+
+ while (!mlx5_fpga_conn_post_recv_buf(conn))
+ ;
+
+ err = mlx5_fpga_conn_rtr_qp(conn);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to change QP state from INIT to RTR\n");
+ goto err_recv_bufs;
+ }
+
+ err = mlx5_fpga_conn_rts_qp(conn);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to change QP state from RTR to RTS\n");
+ goto err_recv_bufs;
+ }
+ goto out;
+
+err_recv_bufs:
+ mlx5_fpga_conn_free_recv_bufs(conn);
+err_fpga_qp:
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, state, MLX5_FPGA_QPC_STATE_INIT);
+ if (mlx5_fpga_modify_qp(conn->fdev->mdev, conn->fpga_qpn,
+ MLX5_FPGA_QPC_STATE, &conn->fpga_qpc))
+ mlx5_fpga_err(fdev, "Failed to revert FPGA QP to INIT\n");
+out:
+ return err;
+}
+
+struct mlx5_fpga_conn *mlx5_fpga_conn_create(struct mlx5_fpga_device *fdev,
+ struct mlx5_fpga_conn_attr *attr,
+ enum mlx5_ifc_fpga_qp_type qp_type)
+{
+ struct mlx5_fpga_conn *ret, *conn;
+ u8 *remote_mac, *remote_ip;
+ int err;
+
+ if (!attr->recv_cb)
+ return ERR_PTR(-EINVAL);
+
+ conn = kzalloc(sizeof(*conn), GFP_KERNEL);
+ if (!conn)
+ return ERR_PTR(-ENOMEM);
+
+ conn->fdev = fdev;
+ INIT_LIST_HEAD(&conn->qp.sq.backlog);
+
+ spin_lock_init(&conn->qp.sq.lock);
+
+ conn->recv_cb = attr->recv_cb;
+ conn->cb_arg = attr->cb_arg;
+
+ remote_mac = MLX5_ADDR_OF(fpga_qpc, conn->fpga_qpc, remote_mac_47_32);
+ err = mlx5_query_nic_vport_mac_address(fdev->mdev, 0, remote_mac);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to query local MAC: %d\n", err);
+ ret = ERR_PTR(err);
+ goto err;
+ }
+
+ /* Build Modified EUI-64 IPv6 address from the MAC address */
+ remote_ip = MLX5_ADDR_OF(fpga_qpc, conn->fpga_qpc, remote_ip);
+ remote_ip[0] = 0xfe;
+ remote_ip[1] = 0x80;
+ addrconf_addr_eui48(&remote_ip[8], remote_mac);
+
+ err = mlx5_core_reserved_gid_alloc(fdev->mdev, &conn->qp.sgid_index);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to allocate SGID: %d\n", err);
+ ret = ERR_PTR(err);
+ goto err;
+ }
+
+ err = mlx5_core_roce_gid_set(fdev->mdev, conn->qp.sgid_index,
+ MLX5_ROCE_VERSION_2,
+ MLX5_ROCE_L3_TYPE_IPV6,
+ remote_ip, remote_mac, true, 0);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to set SGID: %d\n", err);
+ ret = ERR_PTR(err);
+ goto err_rsvd_gid;
+ }
+ mlx5_fpga_dbg(fdev, "Reserved SGID index %u\n", conn->qp.sgid_index);
+
+ /* Allow for one cqe per rx/tx wqe, plus one cqe for the next wqe,
+ * created during processing of the cqe
+ */
+ err = mlx5_fpga_conn_create_cq(conn,
+ (attr->tx_size + attr->rx_size) * 2);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to create CQ: %d\n", err);
+ ret = ERR_PTR(err);
+ goto err_gid;
+ }
+
+ mlx5_fpga_conn_arm_cq(conn);
+
+ err = mlx5_fpga_conn_create_qp(conn, attr->tx_size, attr->rx_size);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to create QP: %d\n", err);
+ ret = ERR_PTR(err);
+ goto err_cq;
+ }
+
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, state, MLX5_FPGA_QPC_STATE_INIT);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, qp_type, qp_type);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, st, MLX5_FPGA_QPC_ST_RC);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, ether_type, ETH_P_8021Q);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, vid, 0);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, next_rcv_psn, 1);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, next_send_psn, 0);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, pkey, MLX5_FPGA_PKEY);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, remote_qpn, conn->qp.mqp.qpn);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, rnr_retry, 7);
+ MLX5_SET(fpga_qpc, conn->fpga_qpc, retry_count, 7);
+
+ err = mlx5_fpga_create_qp(fdev->mdev, &conn->fpga_qpc,
+ &conn->fpga_qpn);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to create FPGA RC QP: %d\n", err);
+ ret = ERR_PTR(err);
+ goto err_qp;
+ }
+
+ err = mlx5_fpga_conn_connect(conn);
+ if (err) {
+ ret = ERR_PTR(err);
+ goto err_conn;
+ }
+
+ mlx5_fpga_dbg(fdev, "FPGA QPN is %u\n", conn->fpga_qpn);
+ ret = conn;
+ goto out;
+
+err_conn:
+ mlx5_fpga_destroy_qp(conn->fdev->mdev, conn->fpga_qpn);
+err_qp:
+ mlx5_fpga_conn_destroy_qp(conn);
+err_cq:
+ mlx5_fpga_conn_destroy_cq(conn);
+err_gid:
+ mlx5_core_roce_gid_set(fdev->mdev, conn->qp.sgid_index, 0, 0, NULL,
+ NULL, false, 0);
+err_rsvd_gid:
+ mlx5_core_reserved_gid_free(fdev->mdev, conn->qp.sgid_index);
+err:
+ kfree(conn);
+out:
+ return ret;
+}
+
+void mlx5_fpga_conn_destroy(struct mlx5_fpga_conn *conn)
+{
+ struct mlx5_fpga_device *fdev = conn->fdev;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+ int err = 0;
+
+ conn->qp.active = false;
+ tasklet_disable(&conn->cq.tasklet);
+ synchronize_irq(conn->cq.mcq.irqn);
+
+ mlx5_fpga_destroy_qp(conn->fdev->mdev, conn->fpga_qpn);
+ err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_2ERR_QP, 0, NULL,
+ &conn->qp.mqp);
+ if (err)
+ mlx5_fpga_warn(fdev, "qp_modify 2ERR failed: %d\n", err);
+ mlx5_fpga_conn_destroy_qp(conn);
+ mlx5_fpga_conn_destroy_cq(conn);
+
+ mlx5_core_roce_gid_set(conn->fdev->mdev, conn->qp.sgid_index, 0, 0,
+ NULL, NULL, false, 0);
+ mlx5_core_reserved_gid_free(conn->fdev->mdev, conn->qp.sgid_index);
+ kfree(conn);
+}
+
+int mlx5_fpga_conn_device_init(struct mlx5_fpga_device *fdev)
+{
+ int err;
+
+ err = mlx5_nic_vport_enable_roce(fdev->mdev);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to enable RoCE: %d\n", err);
+ goto out;
+ }
+
+ fdev->conn_res.uar = mlx5_get_uars_page(fdev->mdev);
+ if (IS_ERR(fdev->conn_res.uar)) {
+ err = PTR_ERR(fdev->conn_res.uar);
+ mlx5_fpga_err(fdev, "get_uars_page failed, %d\n", err);
+ goto err_roce;
+ }
+ mlx5_fpga_dbg(fdev, "Allocated UAR index %u\n",
+ fdev->conn_res.uar->index);
+
+ err = mlx5_core_alloc_pd(fdev->mdev, &fdev->conn_res.pdn);
+ if (err) {
+ mlx5_fpga_err(fdev, "alloc pd failed, %d\n", err);
+ goto err_uar;
+ }
+ mlx5_fpga_dbg(fdev, "Allocated PD %u\n", fdev->conn_res.pdn);
+
+ err = mlx5_fpga_conn_create_mkey(fdev->mdev, fdev->conn_res.pdn,
+ &fdev->conn_res.mkey);
+ if (err) {
+ mlx5_fpga_err(fdev, "create mkey failed, %d\n", err);
+ goto err_dealloc_pd;
+ }
+ mlx5_fpga_dbg(fdev, "Created mkey 0x%x\n", fdev->conn_res.mkey.key);
+
+ return 0;
+
+err_dealloc_pd:
+ mlx5_core_dealloc_pd(fdev->mdev, fdev->conn_res.pdn);
+err_uar:
+ mlx5_put_uars_page(fdev->mdev, fdev->conn_res.uar);
+err_roce:
+ mlx5_nic_vport_disable_roce(fdev->mdev);
+out:
+ return err;
+}
+
+void mlx5_fpga_conn_device_cleanup(struct mlx5_fpga_device *fdev)
+{
+ mlx5_core_destroy_mkey(fdev->mdev, &fdev->conn_res.mkey);
+ mlx5_core_dealloc_pd(fdev->mdev, fdev->conn_res.pdn);
+ mlx5_put_uars_page(fdev->mdev, fdev->conn_res.uar);
+ mlx5_nic_vport_disable_roce(fdev->mdev);
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.h b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.h
new file mode 100644
index 0000000..44bd9ec
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef __MLX5_FPGA_CONN_H__
+#define __MLX5_FPGA_CONN_H__
+
+#include <linux/mlx5/cq.h>
+#include <linux/mlx5/qp.h>
+
+#include "fpga/core.h"
+#include "fpga/sdk.h"
+#include "wq.h"
+
+struct mlx5_fpga_conn {
+ struct mlx5_fpga_device *fdev;
+
+ void (*recv_cb)(void *cb_arg, struct mlx5_fpga_dma_buf *buf);
+ void *cb_arg;
+
+ /* FPGA QP */
+ u32 fpga_qpc[MLX5_ST_SZ_DW(fpga_qpc)];
+ u32 fpga_qpn;
+
+ /* CQ */
+ struct {
+ struct mlx5_cqwq wq;
+ struct mlx5_frag_wq_ctrl wq_ctrl;
+ struct mlx5_core_cq mcq;
+ struct tasklet_struct tasklet;
+ } cq;
+
+ /* QP */
+ struct {
+ bool active;
+ int sgid_index;
+ struct mlx5_wq_qp wq;
+ struct mlx5_wq_ctrl wq_ctrl;
+ struct mlx5_core_qp mqp;
+ struct {
+ spinlock_t lock; /* Protects all SQ state */
+ unsigned int pc;
+ unsigned int cc;
+ unsigned int size;
+ struct mlx5_fpga_dma_buf **bufs;
+ struct list_head backlog;
+ } sq;
+ struct {
+ unsigned int pc;
+ unsigned int cc;
+ unsigned int size;
+ struct mlx5_fpga_dma_buf **bufs;
+ } rq;
+ } qp;
+};
+
+int mlx5_fpga_conn_device_init(struct mlx5_fpga_device *fdev);
+void mlx5_fpga_conn_device_cleanup(struct mlx5_fpga_device *fdev);
+struct mlx5_fpga_conn *
+mlx5_fpga_conn_create(struct mlx5_fpga_device *fdev,
+ struct mlx5_fpga_conn_attr *attr,
+ enum mlx5_ifc_fpga_qp_type qp_type);
+void mlx5_fpga_conn_destroy(struct mlx5_fpga_conn *conn);
+int mlx5_fpga_conn_send(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf);
+
+#endif /* __MLX5_FPGA_CONN_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c
new file mode 100644
index 0000000..31e5a26
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c
@@ -0,0 +1,283 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <linux/module.h>
+#include <linux/etherdevice.h>
+#include <linux/mlx5/driver.h>
+
+#include "mlx5_core.h"
+#include "lib/mlx5.h"
+#include "fpga/core.h"
+#include "fpga/conn.h"
+
+static const char *const mlx5_fpga_error_strings[] = {
+ "Null Syndrome",
+ "Corrupted DDR",
+ "Flash Timeout",
+ "Internal Link Error",
+ "Watchdog HW Failure",
+ "I2C Failure",
+ "Image Changed",
+ "Temperature Critical",
+};
+
+static struct mlx5_fpga_device *mlx5_fpga_device_alloc(void)
+{
+ struct mlx5_fpga_device *fdev = NULL;
+
+ fdev = kzalloc(sizeof(*fdev), GFP_KERNEL);
+ if (!fdev)
+ return NULL;
+
+ spin_lock_init(&fdev->state_lock);
+ fdev->state = MLX5_FPGA_STATUS_NONE;
+ return fdev;
+}
+
+static const char *mlx5_fpga_image_name(enum mlx5_fpga_image image)
+{
+ switch (image) {
+ case MLX5_FPGA_IMAGE_USER:
+ return "user";
+ case MLX5_FPGA_IMAGE_FACTORY:
+ return "factory";
+ default:
+ return "unknown";
+ }
+}
+
+static int mlx5_fpga_device_load_check(struct mlx5_fpga_device *fdev)
+{
+ struct mlx5_fpga_query query;
+ int err;
+
+ err = mlx5_fpga_query(fdev->mdev, &query);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to query status: %d\n", err);
+ return err;
+ }
+
+ fdev->last_admin_image = query.admin_image;
+ fdev->last_oper_image = query.oper_image;
+
+ mlx5_fpga_dbg(fdev, "Status %u; Admin image %u; Oper image %u\n",
+ query.status, query.admin_image, query.oper_image);
+
+ if (query.status != MLX5_FPGA_STATUS_SUCCESS) {
+ mlx5_fpga_err(fdev, "%s image failed to load; status %u\n",
+ mlx5_fpga_image_name(fdev->last_oper_image),
+ query.status);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int mlx5_fpga_device_brb(struct mlx5_fpga_device *fdev)
+{
+ int err;
+ struct mlx5_core_dev *mdev = fdev->mdev;
+
+ err = mlx5_fpga_ctrl_op(mdev, MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_ON);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to set bypass on: %d\n", err);
+ return err;
+ }
+ err = mlx5_fpga_ctrl_op(mdev, MLX5_FPGA_CTRL_OPERATION_RESET_SANDBOX);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to reset SBU: %d\n", err);
+ return err;
+ }
+ err = mlx5_fpga_ctrl_op(mdev, MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_OFF);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to set bypass off: %d\n", err);
+ return err;
+ }
+ return 0;
+}
+
+int mlx5_fpga_device_start(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ unsigned long flags;
+ unsigned int max_num_qps;
+ int err;
+
+ if (!fdev)
+ return 0;
+
+ err = mlx5_fpga_device_load_check(fdev);
+ if (err)
+ goto out;
+
+ err = mlx5_fpga_caps(fdev->mdev,
+ fdev->mdev->caps.hca_cur[MLX5_CAP_FPGA]);
+ if (err)
+ goto out;
+
+ mlx5_fpga_info(fdev, "device %u; %s image, version %u\n",
+ MLX5_CAP_FPGA(fdev->mdev, fpga_device),
+ mlx5_fpga_image_name(fdev->last_oper_image),
+ MLX5_CAP_FPGA(fdev->mdev, image_version));
+
+ max_num_qps = MLX5_CAP_FPGA(mdev, shell_caps.max_num_qps);
+ err = mlx5_core_reserve_gids(mdev, max_num_qps);
+ if (err)
+ goto out;
+
+ err = mlx5_fpga_conn_device_init(fdev);
+ if (err)
+ goto err_rsvd_gid;
+
+ if (fdev->last_oper_image == MLX5_FPGA_IMAGE_USER) {
+ err = mlx5_fpga_device_brb(fdev);
+ if (err)
+ goto err_conn_init;
+ }
+
+ goto out;
+
+err_conn_init:
+ mlx5_fpga_conn_device_cleanup(fdev);
+
+err_rsvd_gid:
+ mlx5_core_unreserve_gids(mdev, max_num_qps);
+out:
+ spin_lock_irqsave(&fdev->state_lock, flags);
+ fdev->state = err ? MLX5_FPGA_STATUS_FAILURE : MLX5_FPGA_STATUS_SUCCESS;
+ spin_unlock_irqrestore(&fdev->state_lock, flags);
+ return err;
+}
+
+int mlx5_fpga_init(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = NULL;
+
+ if (!MLX5_CAP_GEN(mdev, fpga)) {
+ mlx5_core_dbg(mdev, "FPGA capability not present\n");
+ return 0;
+ }
+
+ mlx5_core_dbg(mdev, "Initializing FPGA\n");
+
+ fdev = mlx5_fpga_device_alloc();
+ if (!fdev)
+ return -ENOMEM;
+
+ fdev->mdev = mdev;
+ mdev->fpga = fdev;
+
+ return 0;
+}
+
+void mlx5_fpga_device_stop(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ unsigned int max_num_qps;
+ unsigned long flags;
+ int err;
+
+ if (!fdev)
+ return;
+
+ spin_lock_irqsave(&fdev->state_lock, flags);
+ if (fdev->state != MLX5_FPGA_STATUS_SUCCESS) {
+ spin_unlock_irqrestore(&fdev->state_lock, flags);
+ return;
+ }
+ fdev->state = MLX5_FPGA_STATUS_NONE;
+ spin_unlock_irqrestore(&fdev->state_lock, flags);
+
+ if (fdev->last_oper_image == MLX5_FPGA_IMAGE_USER) {
+ err = mlx5_fpga_ctrl_op(mdev, MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_ON);
+ if (err)
+ mlx5_fpga_err(fdev, "Failed to re-set SBU bypass on: %d\n",
+ err);
+ }
+
+ mlx5_fpga_conn_device_cleanup(fdev);
+ max_num_qps = MLX5_CAP_FPGA(mdev, shell_caps.max_num_qps);
+ mlx5_core_unreserve_gids(mdev, max_num_qps);
+}
+
+void mlx5_fpga_cleanup(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+
+ mlx5_fpga_device_stop(mdev);
+ kfree(fdev);
+ mdev->fpga = NULL;
+}
+
+static const char *mlx5_fpga_syndrome_to_string(u8 syndrome)
+{
+ if (syndrome < ARRAY_SIZE(mlx5_fpga_error_strings))
+ return mlx5_fpga_error_strings[syndrome];
+ return "Unknown";
+}
+
+void mlx5_fpga_event(struct mlx5_core_dev *mdev, u8 event, void *data)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ const char *event_name;
+ bool teardown = false;
+ unsigned long flags;
+ u8 syndrome;
+
+ if (event != MLX5_EVENT_TYPE_FPGA_ERROR) {
+ mlx5_fpga_warn_ratelimited(fdev, "Unexpected event %u\n",
+ event);
+ return;
+ }
+
+ syndrome = MLX5_GET(fpga_error_event, data, syndrome);
+ event_name = mlx5_fpga_syndrome_to_string(syndrome);
+
+ spin_lock_irqsave(&fdev->state_lock, flags);
+ switch (fdev->state) {
+ case MLX5_FPGA_STATUS_SUCCESS:
+ mlx5_fpga_warn(fdev, "Error %u: %s\n", syndrome, event_name);
+ teardown = true;
+ break;
+ default:
+ mlx5_fpga_warn_ratelimited(fdev, "Unexpected error event %u: %s\n",
+ syndrome, event_name);
+ }
+ spin_unlock_irqrestore(&fdev->state_lock, flags);
+ /* We tear-down the card's interfaces and functionality because
+ * the FPGA bump-on-the-wire is misbehaving and we lose ability
+ * to communicate with the network. User may still be able to
+ * recover by re-programming or debugging the FPGA
+ */
+ if (teardown)
+ mlx5_trigger_health_work(fdev->mdev);
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.h b/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.h
new file mode 100644
index 0000000..82405ed
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.h
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies, Ltd. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef __MLX5_FPGA_CORE_H__
+#define __MLX5_FPGA_CORE_H__
+
+#ifdef CONFIG_MLX5_FPGA
+
+#include "fpga/cmd.h"
+
+/* Represents an Innova device */
+struct mlx5_fpga_device {
+ struct mlx5_core_dev *mdev;
+ spinlock_t state_lock; /* Protects state transitions */
+ enum mlx5_fpga_status state;
+ enum mlx5_fpga_image last_admin_image;
+ enum mlx5_fpga_image last_oper_image;
+
+ /* QP Connection resources */
+ struct {
+ u32 pdn;
+ struct mlx5_core_mkey mkey;
+ struct mlx5_uars_page *uar;
+ } conn_res;
+
+ struct mlx5_fpga_ipsec *ipsec;
+};
+
+#define mlx5_fpga_dbg(__adev, format, ...) \
+ dev_dbg(&(__adev)->mdev->pdev->dev, "FPGA: %s:%d:(pid %d): " format, \
+ __func__, __LINE__, current->pid, ##__VA_ARGS__)
+
+#define mlx5_fpga_err(__adev, format, ...) \
+ dev_err(&(__adev)->mdev->pdev->dev, "FPGA: %s:%d:(pid %d): " format, \
+ __func__, __LINE__, current->pid, ##__VA_ARGS__)
+
+#define mlx5_fpga_warn(__adev, format, ...) \
+ dev_warn(&(__adev)->mdev->pdev->dev, "FPGA: %s:%d:(pid %d): " format, \
+ __func__, __LINE__, current->pid, ##__VA_ARGS__)
+
+#define mlx5_fpga_warn_ratelimited(__adev, format, ...) \
+ dev_warn_ratelimited(&(__adev)->mdev->pdev->dev, "FPGA: %s:%d: " \
+ format, __func__, __LINE__, ##__VA_ARGS__)
+
+#define mlx5_fpga_notice(__adev, format, ...) \
+ dev_notice(&(__adev)->mdev->pdev->dev, "FPGA: " format, ##__VA_ARGS__)
+
+#define mlx5_fpga_info(__adev, format, ...) \
+ dev_info(&(__adev)->mdev->pdev->dev, "FPGA: " format, ##__VA_ARGS__)
+
+int mlx5_fpga_init(struct mlx5_core_dev *mdev);
+void mlx5_fpga_cleanup(struct mlx5_core_dev *mdev);
+int mlx5_fpga_device_start(struct mlx5_core_dev *mdev);
+void mlx5_fpga_device_stop(struct mlx5_core_dev *mdev);
+void mlx5_fpga_event(struct mlx5_core_dev *mdev, u8 event, void *data);
+
+#else
+
+static inline int mlx5_fpga_init(struct mlx5_core_dev *mdev)
+{
+ return 0;
+}
+
+static inline void mlx5_fpga_cleanup(struct mlx5_core_dev *mdev)
+{
+}
+
+static inline int mlx5_fpga_device_start(struct mlx5_core_dev *mdev)
+{
+ return 0;
+}
+
+static inline void mlx5_fpga_device_stop(struct mlx5_core_dev *mdev)
+{
+}
+
+static inline void mlx5_fpga_event(struct mlx5_core_dev *mdev, u8 event,
+ void *data)
+{
+}
+
+#endif
+
+#endif /* __MLX5_FPGA_CORE_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c
new file mode 100644
index 0000000..42970e2
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c
@@ -0,0 +1,376 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <linux/mlx5/driver.h>
+
+#include "mlx5_core.h"
+#include "fpga/ipsec.h"
+#include "fpga/sdk.h"
+#include "fpga/core.h"
+
+#define SBU_QP_QUEUE_SIZE 8
+
+enum mlx5_ipsec_response_syndrome {
+ MLX5_IPSEC_RESPONSE_SUCCESS = 0,
+ MLX5_IPSEC_RESPONSE_ILLEGAL_REQUEST = 1,
+ MLX5_IPSEC_RESPONSE_SADB_ISSUE = 2,
+ MLX5_IPSEC_RESPONSE_WRITE_RESPONSE_ISSUE = 3,
+};
+
+enum mlx5_fpga_ipsec_sacmd_status {
+ MLX5_FPGA_IPSEC_SACMD_PENDING,
+ MLX5_FPGA_IPSEC_SACMD_SEND_FAIL,
+ MLX5_FPGA_IPSEC_SACMD_COMPLETE,
+};
+
+struct mlx5_ipsec_command_context {
+ struct mlx5_fpga_dma_buf buf;
+ struct mlx5_accel_ipsec_sa sa;
+ enum mlx5_fpga_ipsec_sacmd_status status;
+ int status_code;
+ struct completion complete;
+ struct mlx5_fpga_device *dev;
+ struct list_head list; /* Item in pending_cmds */
+};
+
+struct mlx5_ipsec_sadb_resp {
+ __be32 syndrome;
+ __be32 sw_sa_handle;
+ u8 reserved[24];
+} __packed;
+
+struct mlx5_fpga_ipsec {
+ struct list_head pending_cmds;
+ spinlock_t pending_cmds_lock; /* Protects pending_cmds */
+ u32 caps[MLX5_ST_SZ_DW(ipsec_extended_cap)];
+ struct mlx5_fpga_conn *conn;
+};
+
+static bool mlx5_fpga_is_ipsec_device(struct mlx5_core_dev *mdev)
+{
+ if (!mdev->fpga || !MLX5_CAP_GEN(mdev, fpga))
+ return false;
+
+ if (MLX5_CAP_FPGA(mdev, ieee_vendor_id) !=
+ MLX5_FPGA_CAP_SANDBOX_VENDOR_ID_MLNX)
+ return false;
+
+ if (MLX5_CAP_FPGA(mdev, sandbox_product_id) !=
+ MLX5_FPGA_CAP_SANDBOX_PRODUCT_ID_IPSEC)
+ return false;
+
+ return true;
+}
+
+static void mlx5_fpga_ipsec_send_complete(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_device *fdev,
+ struct mlx5_fpga_dma_buf *buf,
+ u8 status)
+{
+ struct mlx5_ipsec_command_context *context;
+
+ if (status) {
+ context = container_of(buf, struct mlx5_ipsec_command_context,
+ buf);
+ mlx5_fpga_warn(fdev, "IPSec command send failed with status %u\n",
+ status);
+ context->status = MLX5_FPGA_IPSEC_SACMD_SEND_FAIL;
+ complete(&context->complete);
+ }
+}
+
+static inline int syndrome_to_errno(enum mlx5_ipsec_response_syndrome syndrome)
+{
+ switch (syndrome) {
+ case MLX5_IPSEC_RESPONSE_SUCCESS:
+ return 0;
+ case MLX5_IPSEC_RESPONSE_SADB_ISSUE:
+ return -EEXIST;
+ case MLX5_IPSEC_RESPONSE_ILLEGAL_REQUEST:
+ return -EINVAL;
+ case MLX5_IPSEC_RESPONSE_WRITE_RESPONSE_ISSUE:
+ return -EIO;
+ }
+ return -EIO;
+}
+
+static void mlx5_fpga_ipsec_recv(void *cb_arg, struct mlx5_fpga_dma_buf *buf)
+{
+ struct mlx5_ipsec_sadb_resp *resp = buf->sg[0].data;
+ struct mlx5_ipsec_command_context *context;
+ enum mlx5_ipsec_response_syndrome syndrome;
+ struct mlx5_fpga_device *fdev = cb_arg;
+ unsigned long flags;
+
+ if (buf->sg[0].size < sizeof(*resp)) {
+ mlx5_fpga_warn(fdev, "Short receive from FPGA IPSec: %u < %zu bytes\n",
+ buf->sg[0].size, sizeof(*resp));
+ return;
+ }
+
+ mlx5_fpga_dbg(fdev, "mlx5_ipsec recv_cb syndrome %08x sa_id %x\n",
+ ntohl(resp->syndrome), ntohl(resp->sw_sa_handle));
+
+ spin_lock_irqsave(&fdev->ipsec->pending_cmds_lock, flags);
+ context = list_first_entry_or_null(&fdev->ipsec->pending_cmds,
+ struct mlx5_ipsec_command_context,
+ list);
+ if (context)
+ list_del(&context->list);
+ spin_unlock_irqrestore(&fdev->ipsec->pending_cmds_lock, flags);
+
+ if (!context) {
+ mlx5_fpga_warn(fdev, "Received IPSec offload response without pending command request\n");
+ return;
+ }
+ mlx5_fpga_dbg(fdev, "Handling response for %p\n", context);
+
+ if (context->sa.sw_sa_handle != resp->sw_sa_handle) {
+ mlx5_fpga_err(fdev, "mismatch SA handle. cmd 0x%08x vs resp 0x%08x\n",
+ ntohl(context->sa.sw_sa_handle),
+ ntohl(resp->sw_sa_handle));
+ return;
+ }
+
+ syndrome = ntohl(resp->syndrome);
+ context->status_code = syndrome_to_errno(syndrome);
+ context->status = MLX5_FPGA_IPSEC_SACMD_COMPLETE;
+
+ if (context->status_code)
+ mlx5_fpga_warn(fdev, "IPSec SADB command failed with syndrome %08x\n",
+ syndrome);
+ complete(&context->complete);
+}
+
+void *mlx5_fpga_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
+ struct mlx5_accel_ipsec_sa *cmd)
+{
+ struct mlx5_ipsec_command_context *context;
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ unsigned long flags;
+ int res = 0;
+
+ BUILD_BUG_ON((sizeof(struct mlx5_accel_ipsec_sa) & 3) != 0);
+ if (!fdev || !fdev->ipsec)
+ return ERR_PTR(-EOPNOTSUPP);
+
+ context = kzalloc(sizeof(*context), GFP_ATOMIC);
+ if (!context)
+ return ERR_PTR(-ENOMEM);
+
+ memcpy(&context->sa, cmd, sizeof(*cmd));
+ context->buf.complete = mlx5_fpga_ipsec_send_complete;
+ context->buf.sg[0].size = sizeof(context->sa);
+ context->buf.sg[0].data = &context->sa;
+ init_completion(&context->complete);
+ context->dev = fdev;
+ spin_lock_irqsave(&fdev->ipsec->pending_cmds_lock, flags);
+ list_add_tail(&context->list, &fdev->ipsec->pending_cmds);
+ spin_unlock_irqrestore(&fdev->ipsec->pending_cmds_lock, flags);
+
+ context->status = MLX5_FPGA_IPSEC_SACMD_PENDING;
+
+ res = mlx5_fpga_sbu_conn_sendmsg(fdev->ipsec->conn, &context->buf);
+ if (res) {
+ mlx5_fpga_warn(fdev, "Failure sending IPSec command: %d\n",
+ res);
+ spin_lock_irqsave(&fdev->ipsec->pending_cmds_lock, flags);
+ list_del(&context->list);
+ spin_unlock_irqrestore(&fdev->ipsec->pending_cmds_lock, flags);
+ kfree(context);
+ return ERR_PTR(res);
+ }
+ /* Context will be freed by wait func after completion */
+ return context;
+}
+
+int mlx5_fpga_ipsec_sa_cmd_wait(void *ctx)
+{
+ struct mlx5_ipsec_command_context *context = ctx;
+ int res;
+
+ res = wait_for_completion_killable(&context->complete);
+ if (res) {
+ mlx5_fpga_warn(context->dev, "Failure waiting for IPSec command response\n");
+ return -EINTR;
+ }
+
+ if (context->status == MLX5_FPGA_IPSEC_SACMD_COMPLETE)
+ res = context->status_code;
+ else
+ res = -EIO;
+
+ kfree(context);
+ return res;
+}
+
+u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ u32 ret = 0;
+
+ if (mlx5_fpga_is_ipsec_device(mdev))
+ ret |= MLX5_ACCEL_IPSEC_DEVICE;
+ else
+ return ret;
+
+ if (!fdev->ipsec)
+ return ret;
+
+ if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, esp))
+ ret |= MLX5_ACCEL_IPSEC_ESP;
+
+ if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, ipv6))
+ ret |= MLX5_ACCEL_IPSEC_IPV6;
+
+ if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, lso))
+ ret |= MLX5_ACCEL_IPSEC_LSO;
+
+ return ret;
+}
+
+unsigned int mlx5_fpga_ipsec_counters_count(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+
+ if (!fdev || !fdev->ipsec)
+ return 0;
+
+ return MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps,
+ number_of_ipsec_counters);
+}
+
+int mlx5_fpga_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
+ unsigned int counters_count)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ unsigned int i;
+ u32 *data;
+ u32 count;
+ u64 addr;
+ int ret;
+
+ if (!fdev || !fdev->ipsec)
+ return 0;
+
+ addr = (u64)MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps,
+ ipsec_counters_addr_low) +
+ ((u64)MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps,
+ ipsec_counters_addr_high) << 32);
+
+ count = mlx5_fpga_ipsec_counters_count(mdev);
+
+ data = kzalloc(sizeof(u32) * count * 2, GFP_KERNEL);
+ if (!data) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = mlx5_fpga_mem_read(fdev, count * sizeof(u64), addr, data,
+ MLX5_FPGA_ACCESS_TYPE_DONTCARE);
+ if (ret < 0) {
+ mlx5_fpga_err(fdev, "Failed to read IPSec counters from HW: %d\n",
+ ret);
+ goto out;
+ }
+ ret = 0;
+
+ if (count > counters_count)
+ count = counters_count;
+
+ /* Each counter is low word, then high. But each word is big-endian */
+ for (i = 0; i < count; i++)
+ counters[i] = (u64)ntohl(data[i * 2]) |
+ ((u64)ntohl(data[i * 2 + 1]) << 32);
+
+out:
+ kfree(data);
+ return ret;
+}
+
+int mlx5_fpga_ipsec_init(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_conn_attr init_attr = {0};
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+ struct mlx5_fpga_conn *conn;
+ int err;
+
+ if (!mlx5_fpga_is_ipsec_device(mdev))
+ return 0;
+
+ fdev->ipsec = kzalloc(sizeof(*fdev->ipsec), GFP_KERNEL);
+ if (!fdev->ipsec)
+ return -ENOMEM;
+
+ err = mlx5_fpga_get_sbu_caps(fdev, sizeof(fdev->ipsec->caps),
+ fdev->ipsec->caps);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to retrieve IPSec extended capabilities: %d\n",
+ err);
+ goto error;
+ }
+
+ INIT_LIST_HEAD(&fdev->ipsec->pending_cmds);
+ spin_lock_init(&fdev->ipsec->pending_cmds_lock);
+
+ init_attr.rx_size = SBU_QP_QUEUE_SIZE;
+ init_attr.tx_size = SBU_QP_QUEUE_SIZE;
+ init_attr.recv_cb = mlx5_fpga_ipsec_recv;
+ init_attr.cb_arg = fdev;
+ conn = mlx5_fpga_sbu_conn_create(fdev, &init_attr);
+ if (IS_ERR(conn)) {
+ err = PTR_ERR(conn);
+ mlx5_fpga_err(fdev, "Error creating IPSec command connection %d\n",
+ err);
+ goto error;
+ }
+ fdev->ipsec->conn = conn;
+ return 0;
+
+error:
+ kfree(fdev->ipsec);
+ fdev->ipsec = NULL;
+ return err;
+}
+
+void mlx5_fpga_ipsec_cleanup(struct mlx5_core_dev *mdev)
+{
+ struct mlx5_fpga_device *fdev = mdev->fpga;
+
+ if (!mlx5_fpga_is_ipsec_device(mdev))
+ return;
+
+ mlx5_fpga_sbu_conn_destroy(fdev->ipsec->conn);
+ kfree(fdev->ipsec);
+ fdev->ipsec = NULL;
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.h
new file mode 100644
index 0000000..26a3e4b5
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef __MLX5_FPGA_IPSEC_H__
+#define __MLX5_FPGA_IPSEC_H__
+
+#include "accel/ipsec.h"
+
+#ifdef CONFIG_MLX5_FPGA
+
+void *mlx5_fpga_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
+ struct mlx5_accel_ipsec_sa *cmd);
+int mlx5_fpga_ipsec_sa_cmd_wait(void *context);
+
+u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev);
+unsigned int mlx5_fpga_ipsec_counters_count(struct mlx5_core_dev *mdev);
+int mlx5_fpga_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
+ unsigned int counters_count);
+
+int mlx5_fpga_ipsec_init(struct mlx5_core_dev *mdev);
+void mlx5_fpga_ipsec_cleanup(struct mlx5_core_dev *mdev);
+
+#else
+
+static inline void *mlx5_fpga_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
+ struct mlx5_accel_ipsec_sa *cmd)
+{
+ return ERR_PTR(-EOPNOTSUPP);
+}
+
+static inline int mlx5_fpga_ipsec_sa_cmd_wait(void *context)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev)
+{
+ return 0;
+}
+
+static inline unsigned int
+mlx5_fpga_ipsec_counters_count(struct mlx5_core_dev *mdev)
+{
+ return 0;
+}
+
+static inline int mlx5_fpga_ipsec_counters_read(struct mlx5_core_dev *mdev,
+ u64 *counters)
+{
+ return 0;
+}
+
+static inline int mlx5_fpga_ipsec_init(struct mlx5_core_dev *mdev)
+{
+ return 0;
+}
+
+static inline void mlx5_fpga_ipsec_cleanup(struct mlx5_core_dev *mdev)
+{
+}
+
+#endif /* CONFIG_MLX5_FPGA */
+
+#endif /* __MLX5_FPGA_SADB_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c
new file mode 100644
index 0000000..3c11d6e
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c
@@ -0,0 +1,164 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#include <linux/mlx5/device.h>
+
+#include "fpga/core.h"
+#include "fpga/conn.h"
+#include "fpga/sdk.h"
+
+struct mlx5_fpga_conn *
+mlx5_fpga_sbu_conn_create(struct mlx5_fpga_device *fdev,
+ struct mlx5_fpga_conn_attr *attr)
+{
+ return mlx5_fpga_conn_create(fdev, attr, MLX5_FPGA_QPC_QP_TYPE_SANDBOX_QP);
+}
+EXPORT_SYMBOL(mlx5_fpga_sbu_conn_create);
+
+void mlx5_fpga_sbu_conn_destroy(struct mlx5_fpga_conn *conn)
+{
+ mlx5_fpga_conn_destroy(conn);
+}
+EXPORT_SYMBOL(mlx5_fpga_sbu_conn_destroy);
+
+int mlx5_fpga_sbu_conn_sendmsg(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf)
+{
+ return mlx5_fpga_conn_send(conn, buf);
+}
+EXPORT_SYMBOL(mlx5_fpga_sbu_conn_sendmsg);
+
+static int mlx5_fpga_mem_read_i2c(struct mlx5_fpga_device *fdev, size_t size,
+ u64 addr, u8 *buf)
+{
+ size_t max_size = MLX5_FPGA_ACCESS_REG_SIZE_MAX;
+ size_t bytes_done = 0;
+ u8 actual_size;
+ int err;
+
+ if (!fdev->mdev)
+ return -ENOTCONN;
+
+ while (bytes_done < size) {
+ actual_size = min(max_size, (size - bytes_done));
+
+ err = mlx5_fpga_access_reg(fdev->mdev, actual_size,
+ addr + bytes_done,
+ buf + bytes_done, false);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to read over I2C: %d\n",
+ err);
+ break;
+ }
+
+ bytes_done += actual_size;
+ }
+
+ return err;
+}
+
+static int mlx5_fpga_mem_write_i2c(struct mlx5_fpga_device *fdev, size_t size,
+ u64 addr, u8 *buf)
+{
+ size_t max_size = MLX5_FPGA_ACCESS_REG_SIZE_MAX;
+ size_t bytes_done = 0;
+ u8 actual_size;
+ int err;
+
+ if (!fdev->mdev)
+ return -ENOTCONN;
+
+ while (bytes_done < size) {
+ actual_size = min(max_size, (size - bytes_done));
+
+ err = mlx5_fpga_access_reg(fdev->mdev, actual_size,
+ addr + bytes_done,
+ buf + bytes_done, true);
+ if (err) {
+ mlx5_fpga_err(fdev, "Failed to write FPGA crspace\n");
+ break;
+ }
+
+ bytes_done += actual_size;
+ }
+
+ return err;
+}
+
+int mlx5_fpga_mem_read(struct mlx5_fpga_device *fdev, size_t size, u64 addr,
+ void *buf, enum mlx5_fpga_access_type access_type)
+{
+ int ret;
+
+ switch (access_type) {
+ case MLX5_FPGA_ACCESS_TYPE_I2C:
+ ret = mlx5_fpga_mem_read_i2c(fdev, size, addr, buf);
+ if (ret)
+ return ret;
+ break;
+ default:
+ mlx5_fpga_warn(fdev, "Unexpected read access_type %u\n",
+ access_type);
+ return -EACCES;
+ }
+
+ return size;
+}
+EXPORT_SYMBOL(mlx5_fpga_mem_read);
+
+int mlx5_fpga_mem_write(struct mlx5_fpga_device *fdev, size_t size, u64 addr,
+ void *buf, enum mlx5_fpga_access_type access_type)
+{
+ int ret;
+
+ switch (access_type) {
+ case MLX5_FPGA_ACCESS_TYPE_I2C:
+ ret = mlx5_fpga_mem_write_i2c(fdev, size, addr, buf);
+ if (ret)
+ return ret;
+ break;
+ default:
+ mlx5_fpga_warn(fdev, "Unexpected write access_type %u\n",
+ access_type);
+ return -EACCES;
+ }
+
+ return size;
+}
+EXPORT_SYMBOL(mlx5_fpga_mem_write);
+
+int mlx5_fpga_get_sbu_caps(struct mlx5_fpga_device *fdev, int size, void *buf)
+{
+ return mlx5_fpga_sbu_caps(fdev->mdev, buf, size);
+}
+EXPORT_SYMBOL(mlx5_fpga_get_sbu_caps);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.h b/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.h
new file mode 100644
index 0000000..baa537e
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.h
@@ -0,0 +1,204 @@
+/*
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef MLX5_FPGA_SDK_H
+#define MLX5_FPGA_SDK_H
+
+#include <linux/types.h>
+#include <linux/dma-direction.h>
+
+/**
+ * DOC: Innova SDK
+ * This header defines the in-kernel API for Innova FPGA client drivers.
+ */
+
+enum mlx5_fpga_access_type {
+ MLX5_FPGA_ACCESS_TYPE_I2C = 0x0,
+ MLX5_FPGA_ACCESS_TYPE_DONTCARE = 0x0,
+};
+
+struct mlx5_fpga_conn;
+struct mlx5_fpga_device;
+
+/**
+ * struct mlx5_fpga_dma_entry - A scatter-gather DMA entry
+ */
+struct mlx5_fpga_dma_entry {
+ /** @data: Virtual address pointer to the data */
+ void *data;
+ /** @size: Size in bytes of the data */
+ unsigned int size;
+ /** @dma_addr: Private member. Physical DMA-mapped address of the data */
+ dma_addr_t dma_addr;
+};
+
+/**
+ * struct mlx5_fpga_dma_buf - A packet buffer
+ * May contain up to 2 scatter-gather data entries
+ */
+struct mlx5_fpga_dma_buf {
+ /** @dma_dir: DMA direction */
+ enum dma_data_direction dma_dir;
+ /** @sg: Scatter-gather entries pointing to the data in memory */
+ struct mlx5_fpga_dma_entry sg[2];
+ /** @list: Item in SQ backlog, for TX packets */
+ struct list_head list;
+ /**
+ * @complete: Completion routine, for TX packets
+ * @conn: FPGA Connection this packet was sent to
+ * @fdev: FPGA device this packet was sent to
+ * @buf: The packet buffer
+ * @status: 0 if successful, or an error code otherwise
+ */
+ void (*complete)(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_device *fdev,
+ struct mlx5_fpga_dma_buf *buf, u8 status);
+};
+
+/**
+ * struct mlx5_fpga_conn_attr - FPGA connection attributes
+ * Describes the attributes of a connection
+ */
+struct mlx5_fpga_conn_attr {
+ /** @tx_size: Size of connection TX queue, in packets */
+ unsigned int tx_size;
+ /** @rx_size: Size of connection RX queue, in packets */
+ unsigned int rx_size;
+ /**
+ * @recv_cb: Callback function which is called for received packets
+ * @cb_arg: The value provided in mlx5_fpga_conn_attr.cb_arg
+ * @buf: A buffer containing a received packet
+ *
+ * buf is guaranteed to only contain a single scatter-gather entry.
+ * The size of the actual packet received is specified in buf.sg[0].size
+ * When this callback returns, the packet buffer may be re-used for
+ * subsequent receives.
+ */
+ void (*recv_cb)(void *cb_arg, struct mlx5_fpga_dma_buf *buf);
+ void *cb_arg;
+};
+
+/**
+ * mlx5_fpga_sbu_conn_create() - Initialize a new FPGA SBU connection
+ * @fdev: The FPGA device
+ * @attr: Attributes of the new connection
+ *
+ * Sets up a new FPGA SBU connection with the specified attributes.
+ * The receive callback function may be called for incoming messages even
+ * before this function returns.
+ *
+ * The caller must eventually destroy the connection by calling
+ * mlx5_fpga_sbu_conn_destroy.
+ *
+ * Return: A new connection, or ERR_PTR() error value otherwise.
+ */
+struct mlx5_fpga_conn *
+mlx5_fpga_sbu_conn_create(struct mlx5_fpga_device *fdev,
+ struct mlx5_fpga_conn_attr *attr);
+
+/**
+ * mlx5_fpga_sbu_conn_destroy() - Destroy an FPGA SBU connection
+ * @conn: The FPGA SBU connection to destroy
+ *
+ * Cleans up an FPGA SBU connection which was previously created with
+ * mlx5_fpga_sbu_conn_create.
+ */
+void mlx5_fpga_sbu_conn_destroy(struct mlx5_fpga_conn *conn);
+
+/**
+ * mlx5_fpga_sbu_conn_sendmsg() - Queue the transmission of a packet
+ * @fdev: An FPGA SBU connection
+ * @buf: The packet buffer
+ *
+ * Queues a packet for transmission over an FPGA SBU connection.
+ * The buffer should not be modified or freed until completion.
+ * Upon completion, the buf's complete() callback is invoked, indicating the
+ * success or error status of the transmission.
+ *
+ * Return: 0 if successful, or an error value otherwise.
+ */
+int mlx5_fpga_sbu_conn_sendmsg(struct mlx5_fpga_conn *conn,
+ struct mlx5_fpga_dma_buf *buf);
+
+/**
+ * mlx5_fpga_mem_read() - Read from FPGA memory address space
+ * @fdev: The FPGA device
+ * @size: Size of chunk to read, in bytes
+ * @addr: Starting address to read from, in FPGA address space
+ * @buf: Buffer to read into
+ * @access_type: Method for reading
+ *
+ * Reads from the specified address into the specified buffer.
+ * The address may point to configuration space or to DDR.
+ * Large reads may be performed internally as several non-atomic operations.
+ * This function may sleep, so should not be called from atomic contexts.
+ *
+ * Return: 0 if successful, or an error value otherwise.
+ */
+int mlx5_fpga_mem_read(struct mlx5_fpga_device *fdev, size_t size, u64 addr,
+ void *buf, enum mlx5_fpga_access_type access_type);
+
+/**
+ * mlx5_fpga_mem_write() - Write to FPGA memory address space
+ * @fdev: The FPGA device
+ * @size: Size of chunk to write, in bytes
+ * @addr: Starting address to write to, in FPGA address space
+ * @buf: Buffer which contains data to write
+ * @access_type: Method for writing
+ *
+ * Writes the specified buffer data to FPGA memory at the specified address.
+ * The address may point to configuration space or to DDR.
+ * Large writes may be performed internally as several non-atomic operations.
+ * This function may sleep, so should not be called from atomic contexts.
+ *
+ * Return: 0 if successful, or an error value otherwise.
+ */
+int mlx5_fpga_mem_write(struct mlx5_fpga_device *fdev, size_t size, u64 addr,
+ void *buf, enum mlx5_fpga_access_type access_type);
+
+/**
+ * mlx5_fpga_get_sbu_caps() - Read the SBU capabilities
+ * @fdev: The FPGA device
+ * @size: Size of the buffer to read into
+ * @buf: Buffer to read the capabilities into
+ *
+ * Reads the FPGA SBU capabilities into the specified buffer.
+ * The format of the capabilities buffer is SBU-dependent.
+ *
+ * Return: 0 if successful
+ * -EINVAL if the buffer is not large enough to contain SBU caps
+ * or any other error value otherwise.
+ */
+int mlx5_fpga_get_sbu_caps(struct mlx5_fpga_device *fdev, int size, void *buf);
+
+#endif /* MLX5_FPGA_SDK_H */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
index fcec7be..e750f07 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
@@ -78,28 +78,33 @@ int mlx5_cmd_create_flow_table(struct mlx5_core_dev *dev,
MLX5_CMD_OP_CREATE_FLOW_TABLE);
MLX5_SET(create_flow_table_in, in, table_type, type);
- MLX5_SET(create_flow_table_in, in, level, level);
- MLX5_SET(create_flow_table_in, in, log_size, log_size);
+ MLX5_SET(create_flow_table_in, in, flow_table_context.level, level);
+ MLX5_SET(create_flow_table_in, in, flow_table_context.log_size, log_size);
if (vport) {
MLX5_SET(create_flow_table_in, in, vport_number, vport);
MLX5_SET(create_flow_table_in, in, other_vport, 1);
}
- MLX5_SET(create_flow_table_in, in, decap_en, en_encap_decap);
- MLX5_SET(create_flow_table_in, in, encap_en, en_encap_decap);
+ MLX5_SET(create_flow_table_in, in, flow_table_context.decap_en,
+ en_encap_decap);
+ MLX5_SET(create_flow_table_in, in, flow_table_context.encap_en,
+ en_encap_decap);
switch (op_mod) {
case FS_FT_OP_MOD_NORMAL:
if (next_ft) {
- MLX5_SET(create_flow_table_in, in, table_miss_mode, 1);
- MLX5_SET(create_flow_table_in, in, table_miss_id, next_ft->id);
+ MLX5_SET(create_flow_table_in, in,
+ flow_table_context.table_miss_action, 1);
+ MLX5_SET(create_flow_table_in, in,
+ flow_table_context.table_miss_id, next_ft->id);
}
break;
case FS_FT_OP_MOD_LAG_DEMUX:
MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
if (next_ft)
- MLX5_SET(create_flow_table_in, in, lag_master_next_table_id,
+ MLX5_SET(create_flow_table_in, in,
+ flow_table_context.lag_master_next_table_id,
next_ft->id);
break;
}
@@ -146,10 +151,10 @@ int mlx5_cmd_modify_flow_table(struct mlx5_core_dev *dev,
MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
if (next_ft) {
MLX5_SET(modify_flow_table_in, in,
- lag_master_next_table_id, next_ft->id);
+ flow_table_context.lag_master_next_table_id, next_ft->id);
} else {
MLX5_SET(modify_flow_table_in, in,
- lag_master_next_table_id, 0);
+ flow_table_context.lag_master_next_table_id, 0);
}
} else {
if (ft->vport) {
@@ -160,11 +165,14 @@ int mlx5_cmd_modify_flow_table(struct mlx5_core_dev *dev,
MLX5_SET(modify_flow_table_in, in, modify_field_select,
MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
if (next_ft) {
- MLX5_SET(modify_flow_table_in, in, table_miss_mode, 1);
- MLX5_SET(modify_flow_table_in, in, table_miss_id,
+ MLX5_SET(modify_flow_table_in, in,
+ flow_table_context.table_miss_action, 1);
+ MLX5_SET(modify_flow_table_in, in,
+ flow_table_context.table_miss_id,
next_ft->id);
} else {
- MLX5_SET(modify_flow_table_in, in, table_miss_mode, 0);
+ MLX5_SET(modify_flow_table_in, in,
+ flow_table_context.table_miss_action, 0);
}
}
@@ -232,11 +240,9 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
u32 *in;
int err;
- in = mlx5_vzalloc(inlen);
- if (!in) {
- mlx5_core_warn(dev, "failed to allocate inbox\n");
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
return -ENOMEM;
- }
MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
MLX5_SET(set_fte_in, in, op_mod, opmod);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 8f5125c..e8690fe 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -104,6 +104,7 @@ struct node_caps {
size_t arr_sz;
long *caps;
};
+
static struct init_tree_node {
enum fs_node_type type;
struct init_tree_node *children;
@@ -376,11 +377,9 @@ static void del_rule(struct fs_node *node)
int err;
bool update_fte = false;
- match_value = mlx5_vzalloc(match_len);
- if (!match_value) {
- mlx5_core_warn(dev, "failed to allocate inbox\n");
+ match_value = kvzalloc(match_len, GFP_KERNEL);
+ if (!match_value)
return;
- }
fs_get_obj(rule, node);
fs_get_obj(fte, rule->node.parent);
@@ -1157,7 +1156,7 @@ static struct mlx5_flow_group *create_autogroup(struct mlx5_flow_table *ft,
if (!ft->autogroup.active)
return ERR_PTR(-ENOENT);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return ERR_PTR(-ENOMEM);
@@ -1777,7 +1776,7 @@ static struct mlx5_flow_root_namespace *create_root_ns(struct mlx5_flow_steering
struct mlx5_flow_namespace *ns;
/* Create the root namespace */
- root_ns = mlx5_vzalloc(sizeof(*root_ns));
+ root_ns = kvzalloc(sizeof(*root_ns), GFP_KERNEL);
if (!root_ns)
return NULL;
@@ -1860,7 +1859,6 @@ static int create_anchor_flow_table(struct mlx5_flow_steering *steering)
static int init_root_ns(struct mlx5_flow_steering *steering)
{
-
steering->root_ns = create_root_ns(steering, FS_FT_NIC_RX);
if (!steering->root_ns)
goto cleanup;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
index 1bc14d0..fa33d59 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
@@ -34,6 +34,7 @@
#include <linux/mlx5/cmd.h>
#include <linux/module.h>
#include "mlx5_core.h"
+#include "../../mlxfw/mlxfw.h"
static int mlx5_cmd_query_adapter(struct mlx5_core_dev *dev, u32 *out,
int outlen)
@@ -195,3 +196,298 @@ int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev)
MLX5_SET(teardown_hca_in, in, opcode, MLX5_CMD_OP_TEARDOWN_HCA);
return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}
+
+int mlx5_cmd_force_teardown_hca(struct mlx5_core_dev *dev)
+{
+ u32 out[MLX5_ST_SZ_DW(teardown_hca_out)] = {0};
+ u32 in[MLX5_ST_SZ_DW(teardown_hca_in)] = {0};
+ int force_state;
+ int ret;
+
+ if (!MLX5_CAP_GEN(dev, force_teardown)) {
+ mlx5_core_dbg(dev, "force teardown is not supported in the firmware\n");
+ return -EOPNOTSUPP;
+ }
+
+ MLX5_SET(teardown_hca_in, in, opcode, MLX5_CMD_OP_TEARDOWN_HCA);
+ MLX5_SET(teardown_hca_in, in, profile, MLX5_TEARDOWN_HCA_IN_PROFILE_FORCE_CLOSE);
+
+ ret = mlx5_cmd_exec_polling(dev, in, sizeof(in), out, sizeof(out));
+ if (ret)
+ return ret;
+
+ force_state = MLX5_GET(teardown_hca_out, out, force_state);
+ if (force_state == MLX5_TEARDOWN_HCA_OUT_FORCE_STATE_FAIL) {
+ mlx5_core_err(dev, "teardown with force mode failed\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+enum mlxsw_reg_mcc_instruction {
+ MLX5_REG_MCC_INSTRUCTION_LOCK_UPDATE_HANDLE = 0x01,
+ MLX5_REG_MCC_INSTRUCTION_RELEASE_UPDATE_HANDLE = 0x02,
+ MLX5_REG_MCC_INSTRUCTION_UPDATE_COMPONENT = 0x03,
+ MLX5_REG_MCC_INSTRUCTION_VERIFY_COMPONENT = 0x04,
+ MLX5_REG_MCC_INSTRUCTION_ACTIVATE = 0x06,
+ MLX5_REG_MCC_INSTRUCTION_CANCEL = 0x08,
+};
+
+static int mlx5_reg_mcc_set(struct mlx5_core_dev *dev,
+ enum mlxsw_reg_mcc_instruction instr,
+ u16 component_index, u32 update_handle,
+ u32 component_size)
+{
+ u32 out[MLX5_ST_SZ_DW(mcc_reg)];
+ u32 in[MLX5_ST_SZ_DW(mcc_reg)];
+
+ memset(in, 0, sizeof(in));
+
+ MLX5_SET(mcc_reg, in, instruction, instr);
+ MLX5_SET(mcc_reg, in, component_index, component_index);
+ MLX5_SET(mcc_reg, in, update_handle, update_handle);
+ MLX5_SET(mcc_reg, in, component_size, component_size);
+
+ return mlx5_core_access_reg(dev, in, sizeof(in), out,
+ sizeof(out), MLX5_REG_MCC, 0, 1);
+}
+
+static int mlx5_reg_mcc_query(struct mlx5_core_dev *dev,
+ u32 *update_handle, u8 *error_code,
+ u8 *control_state)
+{
+ u32 out[MLX5_ST_SZ_DW(mcc_reg)];
+ u32 in[MLX5_ST_SZ_DW(mcc_reg)];
+ int err;
+
+ memset(in, 0, sizeof(in));
+ memset(out, 0, sizeof(out));
+ MLX5_SET(mcc_reg, in, update_handle, *update_handle);
+
+ err = mlx5_core_access_reg(dev, in, sizeof(in), out,
+ sizeof(out), MLX5_REG_MCC, 0, 0);
+ if (err)
+ goto out;
+
+ *update_handle = MLX5_GET(mcc_reg, out, update_handle);
+ *error_code = MLX5_GET(mcc_reg, out, error_code);
+ *control_state = MLX5_GET(mcc_reg, out, control_state);
+
+out:
+ return err;
+}
+
+static int mlx5_reg_mcda_set(struct mlx5_core_dev *dev,
+ u32 update_handle,
+ u32 offset, u16 size,
+ u8 *data)
+{
+ int err, in_size = MLX5_ST_SZ_BYTES(mcda_reg) + size;
+ u32 out[MLX5_ST_SZ_DW(mcda_reg)];
+ int i, j, dw_size = size >> 2;
+ __be32 data_element;
+ u32 *in;
+
+ in = kzalloc(in_size, GFP_KERNEL);
+ if (!in)
+ return -ENOMEM;
+
+ MLX5_SET(mcda_reg, in, update_handle, update_handle);
+ MLX5_SET(mcda_reg, in, offset, offset);
+ MLX5_SET(mcda_reg, in, size, size);
+
+ for (i = 0; i < dw_size; i++) {
+ j = i * 4;
+ data_element = htonl(*(u32 *)&data[j]);
+ memcpy(MLX5_ADDR_OF(mcda_reg, in, data) + j, &data_element, 4);
+ }
+
+ err = mlx5_core_access_reg(dev, in, in_size, out,
+ sizeof(out), MLX5_REG_MCDA, 0, 1);
+ kfree(in);
+ return err;
+}
+
+static int mlx5_reg_mcqi_query(struct mlx5_core_dev *dev,
+ u16 component_index,
+ u32 *max_component_size,
+ u8 *log_mcda_word_size,
+ u16 *mcda_max_write_size)
+{
+ u32 out[MLX5_ST_SZ_DW(mcqi_reg) + MLX5_ST_SZ_DW(mcqi_cap)];
+ int offset = MLX5_ST_SZ_DW(mcqi_reg);
+ u32 in[MLX5_ST_SZ_DW(mcqi_reg)];
+ int err;
+
+ memset(in, 0, sizeof(in));
+ memset(out, 0, sizeof(out));
+
+ MLX5_SET(mcqi_reg, in, component_index, component_index);
+ MLX5_SET(mcqi_reg, in, data_size, MLX5_ST_SZ_BYTES(mcqi_cap));
+
+ err = mlx5_core_access_reg(dev, in, sizeof(in), out,
+ sizeof(out), MLX5_REG_MCQI, 0, 0);
+ if (err)
+ goto out;
+
+ *max_component_size = MLX5_GET(mcqi_cap, out + offset, max_component_size);
+ *log_mcda_word_size = MLX5_GET(mcqi_cap, out + offset, log_mcda_word_size);
+ *mcda_max_write_size = MLX5_GET(mcqi_cap, out + offset, mcda_max_write_size);
+
+out:
+ return err;
+}
+
+struct mlx5_mlxfw_dev {
+ struct mlxfw_dev mlxfw_dev;
+ struct mlx5_core_dev *mlx5_core_dev;
+};
+
+static int mlx5_component_query(struct mlxfw_dev *mlxfw_dev,
+ u16 component_index, u32 *p_max_size,
+ u8 *p_align_bits, u16 *p_max_write_size)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ return mlx5_reg_mcqi_query(dev, component_index, p_max_size,
+ p_align_bits, p_max_write_size);
+}
+
+static int mlx5_fsm_lock(struct mlxfw_dev *mlxfw_dev, u32 *fwhandle)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+ u8 control_state, error_code;
+ int err;
+
+ *fwhandle = 0;
+ err = mlx5_reg_mcc_query(dev, fwhandle, &error_code, &control_state);
+ if (err)
+ return err;
+
+ if (control_state != MLXFW_FSM_STATE_IDLE)
+ return -EBUSY;
+
+ return mlx5_reg_mcc_set(dev, MLX5_REG_MCC_INSTRUCTION_LOCK_UPDATE_HANDLE,
+ 0, *fwhandle, 0);
+}
+
+static int mlx5_fsm_component_update(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ u16 component_index, u32 component_size)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ return mlx5_reg_mcc_set(dev, MLX5_REG_MCC_INSTRUCTION_UPDATE_COMPONENT,
+ component_index, fwhandle, component_size);
+}
+
+static int mlx5_fsm_block_download(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ u8 *data, u16 size, u32 offset)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ return mlx5_reg_mcda_set(dev, fwhandle, offset, size, data);
+}
+
+static int mlx5_fsm_component_verify(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ u16 component_index)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ return mlx5_reg_mcc_set(dev, MLX5_REG_MCC_INSTRUCTION_VERIFY_COMPONENT,
+ component_index, fwhandle, 0);
+}
+
+static int mlx5_fsm_activate(struct mlxfw_dev *mlxfw_dev, u32 fwhandle)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ return mlx5_reg_mcc_set(dev, MLX5_REG_MCC_INSTRUCTION_ACTIVATE, 0,
+ fwhandle, 0);
+}
+
+static int mlx5_fsm_query_state(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ enum mlxfw_fsm_state *fsm_state,
+ enum mlxfw_fsm_state_err *fsm_state_err)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+ u8 control_state, error_code;
+ int err;
+
+ err = mlx5_reg_mcc_query(dev, &fwhandle, &error_code, &control_state);
+ if (err)
+ return err;
+
+ *fsm_state = control_state;
+ *fsm_state_err = min_t(enum mlxfw_fsm_state_err, error_code,
+ MLXFW_FSM_STATE_ERR_MAX);
+ return 0;
+}
+
+static void mlx5_fsm_cancel(struct mlxfw_dev *mlxfw_dev, u32 fwhandle)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ mlx5_reg_mcc_set(dev, MLX5_REG_MCC_INSTRUCTION_CANCEL, 0, fwhandle, 0);
+}
+
+static void mlx5_fsm_release(struct mlxfw_dev *mlxfw_dev, u32 fwhandle)
+{
+ struct mlx5_mlxfw_dev *mlx5_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlx5_mlxfw_dev, mlxfw_dev);
+ struct mlx5_core_dev *dev = mlx5_mlxfw_dev->mlx5_core_dev;
+
+ mlx5_reg_mcc_set(dev, MLX5_REG_MCC_INSTRUCTION_RELEASE_UPDATE_HANDLE, 0,
+ fwhandle, 0);
+}
+
+static const struct mlxfw_dev_ops mlx5_mlxfw_dev_ops = {
+ .component_query = mlx5_component_query,
+ .fsm_lock = mlx5_fsm_lock,
+ .fsm_component_update = mlx5_fsm_component_update,
+ .fsm_block_download = mlx5_fsm_block_download,
+ .fsm_component_verify = mlx5_fsm_component_verify,
+ .fsm_activate = mlx5_fsm_activate,
+ .fsm_query_state = mlx5_fsm_query_state,
+ .fsm_cancel = mlx5_fsm_cancel,
+ .fsm_release = mlx5_fsm_release
+};
+
+int mlx5_firmware_flash(struct mlx5_core_dev *dev,
+ const struct firmware *firmware)
+{
+ struct mlx5_mlxfw_dev mlx5_mlxfw_dev = {
+ .mlxfw_dev = {
+ .ops = &mlx5_mlxfw_dev_ops,
+ .psid = dev->board_id,
+ .psid_size = strlen(dev->board_id),
+ },
+ .mlx5_core_dev = dev
+ };
+
+ if (!MLX5_CAP_GEN(dev, mcam_reg) ||
+ !MLX5_CAP_MCAM_REG(dev, mcqi) ||
+ !MLX5_CAP_MCAM_REG(dev, mcc) ||
+ !MLX5_CAP_MCAM_REG(dev, mcda)) {
+ pr_info("%s flashing isn't supported by the running FW\n", __func__);
+ return -EOPNOTSUPP;
+ }
+
+ return mlxfw_firmware_flash(&mlx5_mlxfw_dev.mlxfw_dev, firmware);
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c
index f27f84f..4b6b03d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c
@@ -67,6 +67,7 @@ enum {
enum {
MLX5_DROP_NEW_HEALTH_WORK,
+ MLX5_DROP_NEW_RECOVERY_WORK,
};
static u8 get_nic_state(struct mlx5_core_dev *dev)
@@ -111,14 +112,14 @@ static int in_fatal(struct mlx5_core_dev *dev)
return 0;
}
-void mlx5_enter_error_state(struct mlx5_core_dev *dev)
+void mlx5_enter_error_state(struct mlx5_core_dev *dev, bool force)
{
mutex_lock(&dev->intf_state_mutex);
if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR)
goto unlock;
mlx5_core_err(dev, "start\n");
- if (pci_channel_offline(dev->pdev) || in_fatal(dev)) {
+ if (pci_channel_offline(dev->pdev) || in_fatal(dev) || force) {
dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR;
trigger_cmd_completions(dev);
}
@@ -185,6 +186,7 @@ static void health_care(struct work_struct *work)
struct mlx5_core_health *health;
struct mlx5_core_dev *dev;
struct mlx5_priv *priv;
+ unsigned long flags;
health = container_of(work, struct mlx5_core_health, work);
priv = container_of(health, struct mlx5_priv, health);
@@ -192,13 +194,13 @@ static void health_care(struct work_struct *work)
mlx5_core_warn(dev, "handling bad device here\n");
mlx5_handle_bad_state(dev);
- spin_lock(&health->wq_lock);
- if (!test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags))
+ spin_lock_irqsave(&health->wq_lock, flags);
+ if (!test_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags))
schedule_delayed_work(&health->recover_work, recover_delay);
else
dev_err(&dev->pdev->dev,
"new health works are not permitted at this stage\n");
- spin_unlock(&health->wq_lock);
+ spin_unlock_irqrestore(&health->wq_lock, flags);
}
static const char *hsynd_str(u8 synd)
@@ -269,6 +271,20 @@ static unsigned long get_next_poll_jiffies(void)
return next;
}
+void mlx5_trigger_health_work(struct mlx5_core_dev *dev)
+{
+ struct mlx5_core_health *health = &dev->priv.health;
+ unsigned long flags;
+
+ spin_lock_irqsave(&health->wq_lock, flags);
+ if (!test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags))
+ queue_work(health->wq, &health->work);
+ else
+ dev_err(&dev->pdev->dev,
+ "new health works are not permitted at this stage\n");
+ spin_unlock_irqrestore(&health->wq_lock, flags);
+}
+
static void poll_health(unsigned long data)
{
struct mlx5_core_dev *dev = (struct mlx5_core_dev *)data;
@@ -293,13 +309,7 @@ static void poll_health(unsigned long data)
if (in_fatal(dev) && !health->sick) {
health->sick = true;
print_health_info(dev);
- spin_lock(&health->wq_lock);
- if (!test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags))
- queue_work(health->wq, &health->work);
- else
- dev_err(&dev->pdev->dev,
- "new health works are not permitted at this stage\n");
- spin_unlock(&health->wq_lock);
+ mlx5_trigger_health_work(dev);
}
out:
@@ -313,6 +323,7 @@ void mlx5_start_health_poll(struct mlx5_core_dev *dev)
init_timer(&health->timer);
health->sick = 0;
clear_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags);
+ clear_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags);
health->health = &dev->iseg->health;
health->health_counter = &dev->iseg->health_counter;
@@ -332,14 +343,26 @@ void mlx5_stop_health_poll(struct mlx5_core_dev *dev)
void mlx5_drain_health_wq(struct mlx5_core_dev *dev)
{
struct mlx5_core_health *health = &dev->priv.health;
+ unsigned long flags;
- spin_lock(&health->wq_lock);
+ spin_lock_irqsave(&health->wq_lock, flags);
set_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags);
- spin_unlock(&health->wq_lock);
+ set_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags);
+ spin_unlock_irqrestore(&health->wq_lock, flags);
cancel_delayed_work_sync(&health->recover_work);
cancel_work_sync(&health->work);
}
+void mlx5_drain_health_recovery(struct mlx5_core_dev *dev)
+{
+ struct mlx5_core_health *health = &dev->priv.health;
+
+ spin_lock(&health->wq_lock);
+ set_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags);
+ spin_unlock(&health->wq_lock);
+ cancel_delayed_work_sync(&dev->priv.health.recover_work);
+}
+
void mlx5_health_cleanup(struct mlx5_core_dev *dev)
{
struct mlx5_core_health *health = &dev->priv.health;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
new file mode 100644
index 0000000..eb04e97
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "en.h"
+#include "ipoib.h"
+
+static void mlx5i_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *drvinfo)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ mlx5e_ethtool_get_drvinfo(priv, drvinfo);
+}
+
+static void mlx5i_get_strings(struct net_device *dev,
+ uint32_t stringset, uint8_t *data)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ mlx5e_ethtool_get_strings(priv, stringset, data);
+}
+
+static int mlx5i_get_sset_count(struct net_device *dev, int sset)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ return mlx5e_ethtool_get_sset_count(priv, sset);
+}
+
+static void mlx5i_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *stats,
+ u64 *data)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ mlx5e_ethtool_get_ethtool_stats(priv, stats, data);
+}
+
+static int mlx5i_set_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *param)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ return mlx5e_ethtool_set_ringparam(priv, param);
+}
+
+static void mlx5i_get_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *param)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ mlx5e_ethtool_get_ringparam(priv, param);
+}
+
+static int mlx5i_set_channels(struct net_device *dev,
+ struct ethtool_channels *ch)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ return mlx5e_ethtool_set_channels(priv, ch);
+}
+
+static void mlx5i_get_channels(struct net_device *dev,
+ struct ethtool_channels *ch)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ mlx5e_ethtool_get_channels(priv, ch);
+}
+
+static int mlx5i_set_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *coal)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(netdev);
+
+ return mlx5e_ethtool_set_coalesce(priv, coal);
+}
+
+static int mlx5i_get_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *coal)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(netdev);
+
+ return mlx5e_ethtool_get_coalesce(priv, coal);
+}
+
+static int mlx5i_get_ts_info(struct net_device *netdev,
+ struct ethtool_ts_info *info)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(netdev);
+
+ return mlx5e_ethtool_get_ts_info(priv, info);
+}
+
+static int mlx5i_flash_device(struct net_device *netdev,
+ struct ethtool_flash *flash)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(netdev);
+
+ return mlx5e_ethtool_flash_device(priv, flash);
+}
+
+const struct ethtool_ops mlx5i_ethtool_ops = {
+ .get_drvinfo = mlx5i_get_drvinfo,
+ .get_strings = mlx5i_get_strings,
+ .get_sset_count = mlx5i_get_sset_count,
+ .get_ethtool_stats = mlx5i_get_ethtool_stats,
+ .get_ringparam = mlx5i_get_ringparam,
+ .set_ringparam = mlx5i_set_ringparam,
+ .flash_device = mlx5i_flash_device,
+ .get_channels = mlx5i_get_channels,
+ .set_channels = mlx5i_set_channels,
+ .get_coalesce = mlx5i_get_coalesce,
+ .set_coalesce = mlx5i_set_coalesce,
+ .get_ts_info = mlx5i_get_ts_info,
+};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index cc18587..1ee5bce 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -36,20 +36,38 @@
#include "ipoib.h"
#define IB_DEFAULT_Q_KEY 0xb1b
+#define MLX5I_PARAMS_DEFAULT_LOG_RQ_SIZE 9
static int mlx5i_open(struct net_device *netdev);
static int mlx5i_close(struct net_device *netdev);
static int mlx5i_dev_init(struct net_device *dev);
static void mlx5i_dev_cleanup(struct net_device *dev);
+static int mlx5i_change_mtu(struct net_device *netdev, int new_mtu);
+static int mlx5i_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
static const struct net_device_ops mlx5i_netdev_ops = {
.ndo_open = mlx5i_open,
.ndo_stop = mlx5i_close,
.ndo_init = mlx5i_dev_init,
.ndo_uninit = mlx5i_dev_cleanup,
+ .ndo_change_mtu = mlx5i_change_mtu,
+ .ndo_do_ioctl = mlx5i_ioctl,
};
/* IPoIB mlx5 netdev profile */
+static void mlx5i_build_nic_params(struct mlx5_core_dev *mdev,
+ struct mlx5e_params *params)
+{
+ /* Override RQ params as IPoIB supports only LINKED LIST RQ for now */
+ mlx5e_set_rq_type_params(mdev, params, MLX5_WQ_TYPE_LINKED_LIST);
+
+ /* RQ size in ipoib by default is 512 */
+ params->log_rq_size = is_kdump_kernel() ?
+ MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE :
+ MLX5I_PARAMS_DEFAULT_LOG_RQ_SIZE;
+
+ params->lro_en = false;
+}
/* Called directly after IPoIB netdevice was created to initialize SW structs */
static void mlx5i_init(struct mlx5_core_dev *mdev,
@@ -59,19 +77,18 @@ static void mlx5i_init(struct mlx5_core_dev *mdev,
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
+ /* priv init */
priv->mdev = mdev;
priv->netdev = netdev;
priv->profile = profile;
priv->ppriv = ppriv;
+ priv->hard_mtu = MLX5_IB_GRH_BYTES + MLX5_IPOIB_HARD_LEN;
+ mutex_init(&priv->state_lock);
mlx5e_build_nic_params(mdev, &priv->channels.params, profile->max_nch(mdev));
+ mlx5i_build_nic_params(mdev, &priv->channels.params);
- /* Override RQ params as IPoIB supports only LINKED LIST RQ for now */
- mlx5e_set_rq_type_params(mdev, &priv->channels.params, MLX5_WQ_TYPE_LINKED_LIST);
- priv->channels.params.lro_en = false;
-
- mutex_init(&priv->state_lock);
-
+ /* netdev init */
netdev->hw_features |= NETIF_F_SG;
netdev->hw_features |= NETIF_F_IP_CSUM;
netdev->hw_features |= NETIF_F_IPV6_CSUM;
@@ -82,6 +99,7 @@ static void mlx5i_init(struct mlx5_core_dev *mdev,
netdev->hw_features |= NETIF_F_RXHASH;
netdev->netdev_ops = &mlx5i_netdev_ops;
+ netdev->ethtool_ops = &mlx5i_ethtool_ops;
}
/* Called directly before IPoIB netdevice is destroyed to cleanup SW structs */
@@ -102,7 +120,7 @@ static int mlx5i_create_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core
void *qpc;
inlen = MLX5_ST_SZ_BYTES(create_qp_in);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -290,6 +308,7 @@ static const struct mlx5e_profile mlx5i_nic_profile = {
.disable = NULL, /* mlx5i_disable */
.update_stats = NULL, /* mlx5i_update_stats */
.max_nch = mlx5e_get_max_num_channels,
+ .update_carrier = NULL, /* no HW update in IB link */
.rx_handlers.handle_rx_cqe = mlx5i_handle_rx_cqe,
.rx_handlers.handle_rx_cqe_mpwqe = NULL, /* Not supported */
.max_tc = MLX5I_MAX_NUM_TC,
@@ -297,6 +316,35 @@ static const struct mlx5e_profile mlx5i_nic_profile = {
/* mlx5i netdev NDos */
+static int mlx5i_change_mtu(struct net_device *netdev, int new_mtu)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(netdev);
+ struct mlx5e_channels new_channels = {};
+ int curr_mtu;
+ int err = 0;
+
+ mutex_lock(&priv->state_lock);
+
+ curr_mtu = netdev->mtu;
+ netdev->mtu = new_mtu;
+
+ if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
+ goto out;
+
+ new_channels.params = priv->channels.params;
+ err = mlx5e_open_channels(priv, &new_channels);
+ if (err) {
+ netdev->mtu = curr_mtu;
+ goto out;
+ }
+
+ mlx5e_switch_priv_channels(priv, &new_channels, NULL);
+
+out:
+ mutex_unlock(&priv->state_lock);
+ return err;
+}
+
static int mlx5i_dev_init(struct net_device *dev)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
@@ -310,6 +358,20 @@ static int mlx5i_dev_init(struct net_device *dev)
return 0;
}
+static int mlx5i_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+{
+ struct mlx5e_priv *priv = mlx5i_epriv(dev);
+
+ switch (cmd) {
+ case SIOCSHWTSTAMP:
+ return mlx5e_hwstamp_set(priv, ifr);
+ case SIOCGHWTSTAMP:
+ return mlx5e_hwstamp_get(priv, ifr);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
static void mlx5i_dev_cleanup(struct net_device *dev)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
@@ -336,6 +398,8 @@ static int mlx5i_open(struct net_device *netdev)
mlx5e_refresh_tirs(priv, false);
mlx5e_activate_priv_channels(priv);
+ mlx5e_timestamp_init(priv);
+
mutex_unlock(&priv->state_lock);
return 0;
@@ -359,6 +423,7 @@ static int mlx5i_close(struct net_device *netdev)
clear_bit(MLX5E_STATE_OPENED, &priv->state);
+ mlx5e_timestamp_cleanup(priv);
netif_carrier_off(priv->netdev);
mlx5e_deactivate_priv_channels(priv);
mlx5e_close_channels(&priv->channels);
@@ -510,4 +575,3 @@ void mlx5_rdma_netdev_free(struct net_device *netdev)
mlx5e_destroy_mdev_resources(priv->mdev);
}
EXPORT_SYMBOL(mlx5_rdma_netdev_free);
-
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.h b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h
index 213191a..a0f405f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h
@@ -38,6 +38,13 @@
#define MLX5I_MAX_NUM_TC 1
+extern const struct ethtool_ops mlx5i_ethtool_ops;
+
+#define MLX5_IB_GRH_BYTES 40
+#define MLX5_IPOIB_ENCAP_LEN 4
+#define MLX5_IPOIB_PSEUDO_LEN 20
+#define MLX5_IPOIB_HARD_LEN (MLX5_IPOIB_PSEUDO_LEN + MLX5_IPOIB_ENCAP_LEN)
+
/* ipoib rdma netdev's private data structure */
struct mlx5i_priv {
struct rdma_netdev rn; /* keep this first */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index b5d5519..a3a836b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -61,6 +61,11 @@ struct mlx5_lag {
struct lag_tracker tracker;
struct delayed_work bond_work;
struct notifier_block nb;
+
+ /* Admin state. Allow lag only if allowed is true
+ * even if network conditions for lag were met
+ */
+ bool allowed;
};
/* General purpose, use for short periods of time.
@@ -214,6 +219,7 @@ static void mlx5_do_bond(struct mlx5_lag *ldev)
struct lag_tracker tracker;
u8 v2p_port1, v2p_port2;
int i, err;
+ bool do_bond;
if (!dev0 || !dev1)
return;
@@ -222,13 +228,9 @@ static void mlx5_do_bond(struct mlx5_lag *ldev)
tracker = ldev->tracker;
mutex_unlock(&lag_mutex);
- if (tracker.is_bonded && !mlx5_lag_is_bonded(ldev)) {
- if (mlx5_sriov_is_enabled(dev0) ||
- mlx5_sriov_is_enabled(dev1)) {
- mlx5_core_warn(dev0, "LAG is not supported with SRIOV");
- return;
- }
+ do_bond = tracker.is_bonded && ldev->allowed;
+ if (do_bond && !mlx5_lag_is_bonded(ldev)) {
for (i = 0; i < MLX5_MAX_PORTS; i++)
mlx5_remove_dev_by_protocol(ldev->pf[i].dev,
MLX5_INTERFACE_PROTOCOL_IB);
@@ -237,7 +239,7 @@ static void mlx5_do_bond(struct mlx5_lag *ldev)
mlx5_add_dev_by_protocol(dev0, MLX5_INTERFACE_PROTOCOL_IB);
mlx5_nic_vport_enable_roce(dev1);
- } else if (tracker.is_bonded && mlx5_lag_is_bonded(ldev)) {
+ } else if (do_bond && mlx5_lag_is_bonded(ldev)) {
mlx5_infer_tx_affinity_mapping(&tracker, &v2p_port1,
&v2p_port2);
@@ -252,7 +254,7 @@ static void mlx5_do_bond(struct mlx5_lag *ldev)
"Failed to modify LAG (%d)\n",
err);
}
- } else if (!tracker.is_bonded && mlx5_lag_is_bonded(ldev)) {
+ } else if (!do_bond && mlx5_lag_is_bonded(ldev)) {
mlx5_remove_dev_by_protocol(dev0, MLX5_INTERFACE_PROTOCOL_IB);
mlx5_nic_vport_disable_roce(dev1);
@@ -411,6 +413,15 @@ static int mlx5_lag_netdev_event(struct notifier_block *this,
return NOTIFY_DONE;
}
+static bool mlx5_lag_check_prereq(struct mlx5_lag *ldev)
+{
+ if ((ldev->pf[0].dev && mlx5_sriov_is_enabled(ldev->pf[0].dev)) ||
+ (ldev->pf[1].dev && mlx5_sriov_is_enabled(ldev->pf[1].dev)))
+ return false;
+ else
+ return true;
+}
+
static struct mlx5_lag *mlx5_lag_dev_alloc(void)
{
struct mlx5_lag *ldev;
@@ -420,6 +431,7 @@ static struct mlx5_lag *mlx5_lag_dev_alloc(void)
return NULL;
INIT_DELAYED_WORK(&ldev->bond_work, mlx5_do_bond_work);
+ ldev->allowed = mlx5_lag_check_prereq(ldev);
return ldev;
}
@@ -444,7 +456,9 @@ static void mlx5_lag_dev_add_pf(struct mlx5_lag *ldev,
ldev->tracker.netdev_state[fn].link_up = 0;
ldev->tracker.netdev_state[fn].tx_enabled = 0;
+ ldev->allowed = mlx5_lag_check_prereq(ldev);
dev->priv.lag = ldev;
+
mutex_unlock(&lag_mutex);
}
@@ -464,10 +478,10 @@ static void mlx5_lag_dev_remove_pf(struct mlx5_lag *ldev,
memset(&ldev->pf[i], 0, sizeof(*ldev->pf));
dev->priv.lag = NULL;
+ ldev->allowed = mlx5_lag_check_prereq(ldev);
mutex_unlock(&lag_mutex);
}
-
/* Must be called with intf_mutex held */
void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev)
{
@@ -543,6 +557,44 @@ bool mlx5_lag_is_active(struct mlx5_core_dev *dev)
}
EXPORT_SYMBOL(mlx5_lag_is_active);
+static int mlx5_lag_set_state(struct mlx5_core_dev *dev, bool allow)
+{
+ struct mlx5_lag *ldev;
+ int ret = 0;
+ bool lag_active;
+
+ mlx5_dev_list_lock();
+
+ ldev = mlx5_lag_dev_get(dev);
+ if (!ldev) {
+ ret = -ENODEV;
+ goto unlock;
+ }
+ lag_active = mlx5_lag_is_bonded(ldev);
+ if (!mlx5_lag_check_prereq(ldev) && allow) {
+ ret = -EINVAL;
+ goto unlock;
+ }
+ if (ldev->allowed == allow)
+ goto unlock;
+ ldev->allowed = allow;
+ if ((lag_active && !allow) || allow)
+ mlx5_do_bond(ldev);
+unlock:
+ mlx5_dev_list_unlock();
+ return ret;
+}
+
+int mlx5_lag_forbid(struct mlx5_core_dev *dev)
+{
+ return mlx5_lag_set_state(dev, false);
+}
+
+int mlx5_lag_allow(struct mlx5_core_dev *dev)
+{
+ return mlx5_lag_set_state(dev, true);
+}
+
struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev)
{
struct net_device *ndev = NULL;
@@ -586,4 +638,3 @@ bool mlx5_lag_intf_add(struct mlx5_interface *intf, struct mlx5_priv *priv)
/* If bonded, we do not add an IB device for PF1. */
return false;
}
-
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c
new file mode 100644
index 0000000..de2aed4
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c
@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <linux/mlx5/driver.h>
+#include <linux/etherdevice.h>
+#include <linux/idr.h>
+#include "mlx5_core.h"
+
+void mlx5_init_reserved_gids(struct mlx5_core_dev *dev)
+{
+ unsigned int tblsz = MLX5_CAP_ROCE(dev, roce_address_table_size);
+
+ ida_init(&dev->roce.reserved_gids.ida);
+ dev->roce.reserved_gids.start = tblsz;
+ dev->roce.reserved_gids.count = 0;
+}
+
+void mlx5_cleanup_reserved_gids(struct mlx5_core_dev *dev)
+{
+ WARN_ON(!ida_is_empty(&dev->roce.reserved_gids.ida));
+ dev->roce.reserved_gids.start = 0;
+ dev->roce.reserved_gids.count = 0;
+ ida_destroy(&dev->roce.reserved_gids.ida);
+}
+
+int mlx5_core_reserve_gids(struct mlx5_core_dev *dev, unsigned int count)
+{
+ if (test_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state)) {
+ mlx5_core_err(dev, "Cannot reserve GIDs when interfaces are up\n");
+ return -EPERM;
+ }
+ if (dev->roce.reserved_gids.start < count) {
+ mlx5_core_warn(dev, "GID table exhausted attempting to reserve %d more GIDs\n",
+ count);
+ return -ENOMEM;
+ }
+ if (dev->roce.reserved_gids.count + count > MLX5_MAX_RESERVED_GIDS) {
+ mlx5_core_warn(dev, "Unable to reserve %d more GIDs\n", count);
+ return -ENOMEM;
+ }
+
+ dev->roce.reserved_gids.start -= count;
+ dev->roce.reserved_gids.count += count;
+ mlx5_core_dbg(dev, "Reserved %u GIDs starting at %u\n",
+ dev->roce.reserved_gids.count,
+ dev->roce.reserved_gids.start);
+ return 0;
+}
+
+void mlx5_core_unreserve_gids(struct mlx5_core_dev *dev, unsigned int count)
+{
+ WARN(test_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state), "Unreserving GIDs when interfaces are up");
+ WARN(count > dev->roce.reserved_gids.count, "Unreserving %u GIDs when only %u reserved",
+ count, dev->roce.reserved_gids.count);
+
+ dev->roce.reserved_gids.start += count;
+ dev->roce.reserved_gids.count -= count;
+ mlx5_core_dbg(dev, "%u GIDs starting at %u left reserved\n",
+ dev->roce.reserved_gids.count,
+ dev->roce.reserved_gids.start);
+}
+
+int mlx5_core_reserved_gid_alloc(struct mlx5_core_dev *dev, int *gid_index)
+{
+ int end = dev->roce.reserved_gids.start +
+ dev->roce.reserved_gids.count;
+ int index = 0;
+
+ index = ida_simple_get(&dev->roce.reserved_gids.ida,
+ dev->roce.reserved_gids.start, end,
+ GFP_KERNEL);
+ if (index < 0)
+ return index;
+
+ mlx5_core_dbg(dev, "Allocating reserved GID %u\n", index);
+ *gid_index = index;
+ return 0;
+}
+
+void mlx5_core_reserved_gid_free(struct mlx5_core_dev *dev, int gid_index)
+{
+ mlx5_core_dbg(dev, "Freeing reserved GID %u\n", gid_index);
+ ida_simple_remove(&dev->roce.reserved_gids.ida, gid_index);
+}
+
+unsigned int mlx5_core_reserved_gids_count(struct mlx5_core_dev *dev)
+{
+ return dev->roce.reserved_gids.count;
+}
+EXPORT_SYMBOL_GPL(mlx5_core_reserved_gids_count);
+
+int mlx5_core_roce_gid_set(struct mlx5_core_dev *dev, unsigned int index,
+ u8 roce_version, u8 roce_l3_type, const u8 *gid,
+ const u8 *mac, bool vlan, u16 vlan_id)
+{
+#define MLX5_SET_RA(p, f, v) MLX5_SET(roce_addr_layout, p, f, v)
+ u32 in[MLX5_ST_SZ_DW(set_roce_address_in)] = {0};
+ u32 out[MLX5_ST_SZ_DW(set_roce_address_out)] = {0};
+ void *in_addr = MLX5_ADDR_OF(set_roce_address_in, in, roce_address);
+ char *addr_l3_addr = MLX5_ADDR_OF(roce_addr_layout, in_addr,
+ source_l3_address);
+ void *addr_mac = MLX5_ADDR_OF(roce_addr_layout, in_addr,
+ source_mac_47_32);
+ int gidsz = MLX5_FLD_SZ_BYTES(roce_addr_layout, source_l3_address);
+
+ if (MLX5_CAP_GEN(dev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
+ return -EINVAL;
+
+ if (gid) {
+ if (vlan) {
+ MLX5_SET_RA(in_addr, vlan_valid, 1);
+ MLX5_SET_RA(in_addr, vlan_id, vlan_id);
+ }
+
+ ether_addr_copy(addr_mac, mac);
+ MLX5_SET_RA(in_addr, roce_version, roce_version);
+ MLX5_SET_RA(in_addr, roce_l3_type, roce_l3_type);
+ memcpy(addr_l3_addr, gid, gidsz);
+ }
+
+ MLX5_SET(set_roce_address_in, in, roce_address_index, index);
+ MLX5_SET(set_roce_address_in, in, opcode, MLX5_CMD_OP_SET_ROCE_ADDRESS);
+ return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+}
+EXPORT_SYMBOL(mlx5_core_roce_gid_set);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h
new file mode 100644
index 0000000..7550b1c
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2017, Mellanox Technologies, Ltd. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef __LIB_MLX5_H__
+#define __LIB_MLX5_H__
+
+void mlx5_init_reserved_gids(struct mlx5_core_dev *dev);
+void mlx5_cleanup_reserved_gids(struct mlx5_core_dev *dev);
+int mlx5_core_reserve_gids(struct mlx5_core_dev *dev, unsigned int count);
+void mlx5_core_unreserve_gids(struct mlx5_core_dev *dev, unsigned int count);
+int mlx5_core_reserved_gid_alloc(struct mlx5_core_dev *dev, int *gid_index);
+void mlx5_core_reserved_gid_free(struct mlx5_core_dev *dev, int gid_index);
+
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 13be264..c065132 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -56,6 +56,9 @@
#ifdef CONFIG_MLX5_CORE_EN
#include "eswitch.h"
#endif
+#include "lib/mlx5.h"
+#include "fpga/core.h"
+#include "accel/ipsec.h"
MODULE_AUTHOR("Eli Cohen <eli@mellanox.com>");
MODULE_DESCRIPTION("Mellanox Connect-IB, ConnectX-4 core driver");
@@ -356,12 +359,11 @@ static void mlx5_disable_msix(struct mlx5_core_dev *dev)
kfree(priv->msix_arr);
}
-struct mlx5_reg_host_endianess {
+struct mlx5_reg_host_endianness {
u8 he;
u8 rsvd[15];
};
-
#define CAP_MASK(pos, size) ((u64)((1 << (size)) - 1) << (pos))
enum {
@@ -475,7 +477,7 @@ static int handle_hca_cap_atomic(struct mlx5_core_dev *dev)
req_endianness =
MLX5_CAP_ATOMIC(dev,
- supported_atomic_req_8B_endianess_mode_1);
+ supported_atomic_req_8B_endianness_mode_1);
if (req_endianness != MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS)
return 0;
@@ -487,7 +489,7 @@ static int handle_hca_cap_atomic(struct mlx5_core_dev *dev)
set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability);
/* Set requestor to host endianness */
- MLX5_SET(atomic_caps, set_hca_cap, atomic_req_8B_endianess_mode,
+ MLX5_SET(atomic_caps, set_hca_cap, atomic_req_8B_endianness_mode,
MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS);
err = set_caps(dev, set_ctx, set_sz, MLX5_SET_HCA_CAP_OP_MOD_ATOMIC);
@@ -562,8 +564,8 @@ query_ex:
static int set_hca_ctrl(struct mlx5_core_dev *dev)
{
- struct mlx5_reg_host_endianess he_in;
- struct mlx5_reg_host_endianess he_out;
+ struct mlx5_reg_host_endianness he_in;
+ struct mlx5_reg_host_endianness he_out;
int err;
if (!mlx5_core_is_pf(dev))
@@ -936,6 +938,8 @@ static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
mlx5_init_mkey_table(dev);
+ mlx5_init_reserved_gids(dev);
+
err = mlx5_init_rl_table(dev);
if (err) {
dev_err(&pdev->dev, "Failed to init rate limiting\n");
@@ -956,8 +960,16 @@ static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
goto err_eswitch_cleanup;
}
+ err = mlx5_fpga_init(dev);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to init fpga device %d\n", err);
+ goto err_sriov_cleanup;
+ }
+
return 0;
+err_sriov_cleanup:
+ mlx5_sriov_cleanup(dev);
err_eswitch_cleanup:
#ifdef CONFIG_MLX5_CORE_EN
mlx5_eswitch_cleanup(dev->priv.eswitch);
@@ -981,11 +993,13 @@ out:
static void mlx5_cleanup_once(struct mlx5_core_dev *dev)
{
+ mlx5_fpga_cleanup(dev);
mlx5_sriov_cleanup(dev);
#ifdef CONFIG_MLX5_CORE_EN
mlx5_eswitch_cleanup(dev->priv.eswitch);
#endif
mlx5_cleanup_rl_table(dev);
+ mlx5_cleanup_reserved_gids(dev);
mlx5_cleanup_mkey_table(dev);
mlx5_cleanup_srq_table(dev);
mlx5_cleanup_qp_table(dev);
@@ -1020,7 +1034,7 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
if (err) {
dev_err(&dev->pdev->dev, "Firmware over %d MS in pre-initializing state, aborting\n",
FW_PRE_INIT_TIMEOUT_MILI);
- goto out;
+ goto out_err;
}
err = mlx5_cmd_init(dev);
@@ -1151,6 +1165,17 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
goto err_sriov;
}
+ err = mlx5_fpga_device_start(dev);
+ if (err) {
+ dev_err(&pdev->dev, "fpga device start failed %d\n", err);
+ goto err_fpga_start;
+ }
+ err = mlx5_accel_ipsec_init(dev);
+ if (err) {
+ dev_err(&pdev->dev, "IPSec device start failed %d\n", err);
+ goto err_ipsec_start;
+ }
+
if (mlx5_device_registered(dev)) {
mlx5_attach_device(dev);
} else {
@@ -1169,6 +1194,11 @@ out:
return 0;
err_reg_dev:
+ mlx5_accel_ipsec_cleanup(dev);
+err_ipsec_start:
+ mlx5_fpga_device_stop(dev);
+
+err_fpga_start:
mlx5_sriov_detach(dev);
err_sriov:
@@ -1228,7 +1258,7 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
int err = 0;
if (cleanup)
- mlx5_drain_health_wq(dev);
+ mlx5_drain_health_recovery(dev);
mutex_lock(&dev->intf_state_mutex);
if (test_bit(MLX5_INTERFACE_STATE_DOWN, &dev->intf_state)) {
@@ -1239,9 +1269,15 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
goto out;
}
+ clear_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state);
+ set_bit(MLX5_INTERFACE_STATE_DOWN, &dev->intf_state);
+
if (mlx5_device_registered(dev))
mlx5_detach_device(dev);
+ mlx5_accel_ipsec_cleanup(dev);
+ mlx5_fpga_device_stop(dev);
+
mlx5_sriov_detach(dev);
#ifdef CONFIG_MLX5_CORE_EN
mlx5_eswitch_detach(dev->priv.eswitch);
@@ -1266,8 +1302,6 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
mlx5_cmd_cleanup(dev);
out:
- clear_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state);
- set_bit(MLX5_INTERFACE_STATE_DOWN, &dev->intf_state);
mutex_unlock(&dev->intf_state_mutex);
return err;
}
@@ -1412,7 +1446,7 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev,
dev_info(&pdev->dev, "%s was called\n", __func__);
- mlx5_enter_error_state(dev);
+ mlx5_enter_error_state(dev, false);
mlx5_unload_one(dev, priv, false);
/* In case of kernel call drain the health wq */
if (state) {
@@ -1499,24 +1533,52 @@ static const struct pci_error_handlers mlx5_err_handler = {
.resume = mlx5_pci_resume
};
+static int mlx5_try_fast_unload(struct mlx5_core_dev *dev)
+{
+ int ret;
+
+ if (!MLX5_CAP_GEN(dev, force_teardown)) {
+ mlx5_core_dbg(dev, "force teardown is not supported in the firmware\n");
+ return -EOPNOTSUPP;
+ }
+
+ if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) {
+ mlx5_core_dbg(dev, "Device in internal error state, giving up\n");
+ return -EAGAIN;
+ }
+
+ ret = mlx5_cmd_force_teardown_hca(dev);
+ if (ret) {
+ mlx5_core_dbg(dev, "Firmware couldn't do fast unload error: %d\n", ret);
+ return ret;
+ }
+
+ mlx5_enter_error_state(dev, true);
+
+ return 0;
+}
+
static void shutdown(struct pci_dev *pdev)
{
struct mlx5_core_dev *dev = pci_get_drvdata(pdev);
struct mlx5_priv *priv = &dev->priv;
+ int err;
dev_info(&pdev->dev, "Shutdown was called\n");
/* Notify mlx5 clients that the kernel is being shut down */
set_bit(MLX5_INTERFACE_STATE_SHUTDOWN, &dev->intf_state);
- mlx5_unload_one(dev, priv, false);
+ err = mlx5_try_fast_unload(dev);
+ if (err)
+ mlx5_unload_one(dev, priv, false);
mlx5_pci_disable_device(dev);
}
static const struct pci_device_id mlx5_core_pci_table[] = {
- { PCI_VDEVICE(MELLANOX, 0x1011) }, /* Connect-IB */
+ { PCI_VDEVICE(MELLANOX, PCI_DEVICE_ID_MELLANOX_CONNECTIB) },
{ PCI_VDEVICE(MELLANOX, 0x1012), MLX5_PCI_DEV_IS_VF}, /* Connect-IB VF */
- { PCI_VDEVICE(MELLANOX, 0x1013) }, /* ConnectX-4 */
+ { PCI_VDEVICE(MELLANOX, PCI_DEVICE_ID_MELLANOX_CONNECTX4) },
{ PCI_VDEVICE(MELLANOX, 0x1014), MLX5_PCI_DEV_IS_VF}, /* ConnectX-4 VF */
- { PCI_VDEVICE(MELLANOX, 0x1015) }, /* ConnectX-4LX */
+ { PCI_VDEVICE(MELLANOX, PCI_DEVICE_ID_MELLANOX_CONNECTX4_LX) },
{ PCI_VDEVICE(MELLANOX, 0x1016), MLX5_PCI_DEV_IS_VF}, /* ConnectX-4LX VF */
{ PCI_VDEVICE(MELLANOX, 0x1017) }, /* ConnectX-5, PCIe 3.0 */
{ PCI_VDEVICE(MELLANOX, 0x1018), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5 VF */
@@ -1524,6 +1586,8 @@ static const struct pci_device_id mlx5_core_pci_table[] = {
{ PCI_VDEVICE(MELLANOX, 0x101a), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5 Ex VF */
{ PCI_VDEVICE(MELLANOX, 0x101b) }, /* ConnectX-6 */
{ PCI_VDEVICE(MELLANOX, 0x101c), MLX5_PCI_DEV_IS_VF}, /* ConnectX-6 VF */
+ { PCI_VDEVICE(MELLANOX, 0xa2d2) }, /* BlueField integrated ConnectX-5 network controller */
+ { PCI_VDEVICE(MELLANOX, 0xa2d3), MLX5_PCI_DEV_IS_VF}, /* BlueField integrated ConnectX-5 network controller VF */
{ 0, }
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index fbc6e9e..6a3d6be 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -37,10 +37,10 @@
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/if_link.h>
+#include <linux/firmware.h>
#define DRIVER_NAME "mlx5_core"
-#define DRIVER_VERSION "3.0-1"
-#define DRIVER_RELDATE "January 2015"
+#define DRIVER_VERSION "5.0-0"
#define MLX5_TOTAL_VPORTS(mdev) (1 + pci_sriov_get_totalvfs(mdev->pdev))
@@ -84,12 +84,13 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev);
int mlx5_query_board_id(struct mlx5_core_dev *dev);
int mlx5_cmd_init_hca(struct mlx5_core_dev *dev);
int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev);
+int mlx5_cmd_force_teardown_hca(struct mlx5_core_dev *dev);
void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event,
unsigned long param);
void mlx5_core_page_fault(struct mlx5_core_dev *dev,
struct mlx5_pagefault *pfault);
void mlx5_port_module_event(struct mlx5_core_dev *dev, struct mlx5_eqe *eqe);
-void mlx5_enter_error_state(struct mlx5_core_dev *dev);
+void mlx5_enter_error_state(struct mlx5_core_dev *dev, bool force);
void mlx5_disable_device(struct mlx5_core_dev *dev);
void mlx5_recover_device(struct mlx5_core_dev *dev);
int mlx5_sriov_init(struct mlx5_core_dev *dev);
@@ -153,6 +154,8 @@ int mlx5_set_mtpps(struct mlx5_core_dev *mdev, u32 *mtpps, u32 mtpps_size);
int mlx5_query_mtppse(struct mlx5_core_dev *mdev, u8 pin, u8 *arm, u8 *mode);
int mlx5_set_mtppse(struct mlx5_core_dev *mdev, u8 pin, u8 arm, u8 mode);
+int mlx5_firmware_flash(struct mlx5_core_dev *dev, const struct firmware *fw);
+
void mlx5e_init(void);
void mlx5e_cleanup(void);
@@ -168,4 +171,7 @@ static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev)
MLX5_CAP_GEN(dev, lag_master);
}
+int mlx5_lag_allow(struct mlx5_core_dev *dev);
+int mlx5_lag_forbid(struct mlx5_core_dev *dev);
+
#endif /* __MLX5_CORE_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
index a57d5a8..e36d3e3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
@@ -279,7 +279,7 @@ static int give_pages(struct mlx5_core_dev *dev, u16 func_id, int npages,
int i;
inlen += npages * MLX5_FLD_SZ_BYTES(manage_pages_in, pas[0]);
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in) {
err = -ENOMEM;
mlx5_core_warn(dev, "vzalloc failed %d\n", inlen);
@@ -376,7 +376,7 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages,
*nclaimed = 0;
outlen += npages * MLX5_FLD_SZ_BYTES(manage_pages_out, pas[0]);
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
@@ -403,7 +403,6 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages,
for (i = 0; i < num_claimed; i++)
free_4k(dev, MLX5_GET64(manage_pages_out, out, pas[i]));
-
if (nclaimed)
*nclaimed = num_claimed;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index 141583d..1975d43 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -47,8 +47,8 @@ int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in,
u32 *in = NULL;
void *data;
- in = mlx5_vzalloc(inlen);
- out = mlx5_vzalloc(outlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!in || !out)
goto out;
@@ -454,7 +454,7 @@ int mlx5_core_query_ib_ppcnt(struct mlx5_core_dev *dev,
u32 *in;
int err;
- in = mlx5_vzalloc(sz);
+ in = kvzalloc(sz, GFP_KERNEL);
if (!in) {
err = -ENOMEM;
return err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
index cbbcef2..340f281 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
@@ -30,7 +30,6 @@
* SOFTWARE.
*/
-
#include <linux/gfp.h>
#include <linux/export.h>
#include <linux/mlx5/cmd.h>
@@ -519,23 +518,3 @@ int mlx5_core_query_q_counter(struct mlx5_core_dev *dev, u16 counter_id,
return mlx5_cmd_exec(dev, in, sizeof(in), out, out_size);
}
EXPORT_SYMBOL_GPL(mlx5_core_query_q_counter);
-
-int mlx5_core_query_out_of_buffer(struct mlx5_core_dev *dev, u16 counter_id,
- u32 *out_of_buffer)
-{
- int outlen = MLX5_ST_SZ_BYTES(query_q_counter_out);
- void *out;
- int err;
-
- out = mlx5_vzalloc(outlen);
- if (!out)
- return -ENOMEM;
-
- err = mlx5_core_query_q_counter(dev, counter_id, 0, out, outlen);
- if (!err)
- *out_of_buffer = MLX5_GET(query_q_counter_out, out,
- out_of_buffer);
-
- kfree(out);
- return err;
-}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
index e086277..bcdf777 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
@@ -175,15 +175,20 @@ int mlx5_core_sriov_configure(struct pci_dev *pdev, int num_vfs)
if (!mlx5_core_is_pf(dev))
return -EPERM;
- if (num_vfs && mlx5_lag_is_active(dev)) {
- mlx5_core_warn(dev, "can't turn sriov on while LAG is active");
- return -EINVAL;
+ if (num_vfs) {
+ int ret;
+
+ ret = mlx5_lag_forbid(dev);
+ if (ret && (ret != -ENODEV))
+ return ret;
}
- if (num_vfs)
+ if (num_vfs) {
err = mlx5_sriov_enable(pdev, num_vfs);
- else
+ } else {
mlx5_sriov_disable(pdev);
+ mlx5_lag_allow(dev);
+ }
return err ? err : num_vfs;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/srq.c b/drivers/net/ethernet/mellanox/mlx5/core/srq.c
index 30996300..f774de6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/srq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/srq.c
@@ -162,7 +162,7 @@ static int create_srq_cmd(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
pas_size = get_pas_size(in);
inlen = MLX5_ST_SZ_BYTES(create_srq_in) + pas_size;
- create_in = mlx5_vzalloc(inlen);
+ create_in = kvzalloc(inlen, GFP_KERNEL);
if (!create_in)
return -ENOMEM;
@@ -221,7 +221,7 @@ static int query_srq_cmd(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
void *srqc;
int err;
- srq_out = mlx5_vzalloc(MLX5_ST_SZ_BYTES(query_srq_out));
+ srq_out = kvzalloc(MLX5_ST_SZ_BYTES(query_srq_out), GFP_KERNEL);
if (!srq_out)
return -ENOMEM;
@@ -256,7 +256,7 @@ static int create_xrc_srq_cmd(struct mlx5_core_dev *dev,
pas_size = get_pas_size(in);
inlen = MLX5_ST_SZ_BYTES(create_xrc_srq_in) + pas_size;
- create_in = mlx5_vzalloc(inlen);
+ create_in = kvzalloc(inlen, GFP_KERNEL);
if (!create_in)
return -ENOMEM;
@@ -320,7 +320,7 @@ static int query_xrc_srq_cmd(struct mlx5_core_dev *dev,
void *xrc_srqc;
int err;
- xrcsrq_out = mlx5_vzalloc(MLX5_ST_SZ_BYTES(query_xrc_srq_out));
+ xrcsrq_out = kvzalloc(MLX5_ST_SZ_BYTES(query_xrc_srq_out), GFP_KERNEL);
if (!xrcsrq_out)
return -ENOMEM;
memset(xrcsrq_in, 0, sizeof(xrcsrq_in));
@@ -357,7 +357,7 @@ static int create_rmp_cmd(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
pas_size = get_pas_size(in);
inlen = MLX5_ST_SZ_BYTES(create_rmp_in) + pas_size;
- create_in = mlx5_vzalloc(inlen);
+ create_in = kvzalloc(inlen, GFP_KERNEL);
if (!create_in)
return -ENOMEM;
@@ -390,7 +390,7 @@ static int arm_rmp_cmd(struct mlx5_core_dev *dev,
void *bitmask;
int err;
- in = mlx5_vzalloc(MLX5_ST_SZ_BYTES(modify_rmp_in));
+ in = kvzalloc(MLX5_ST_SZ_BYTES(modify_rmp_in), GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -417,7 +417,7 @@ static int query_rmp_cmd(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
void *rmpc;
int err;
- rmp_out = mlx5_vzalloc(MLX5_ST_SZ_BYTES(query_rmp_out));
+ rmp_out = kvzalloc(MLX5_ST_SZ_BYTES(query_rmp_out), GFP_KERNEL);
if (!rmp_out)
return -ENOMEM;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c
index a00ff49..5e128d7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c
@@ -284,7 +284,7 @@ int mlx5_core_arm_rmp(struct mlx5_core_dev *dev, u32 rmpn, u16 lwm)
void *bitmask;
int err;
- in = mlx5_vzalloc(MLX5_ST_SZ_BYTES(modify_rmp_in));
+ in = kvzalloc(MLX5_ST_SZ_BYTES(modify_rmp_in), GFP_KERNEL);
if (!in)
return -ENOMEM;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
index 15c2294..5abfec1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
@@ -172,7 +172,7 @@ int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,
u8 *out_addr;
int err;
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
@@ -197,11 +197,9 @@ int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *mdev,
void *nic_vport_ctx;
u8 *perm_mac;
- in = mlx5_vzalloc(inlen);
- if (!in) {
- mlx5_core_warn(mdev, "failed to allocate inbox\n");
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
return -ENOMEM;
- }
MLX5_SET(modify_nic_vport_context_in, in,
field_select.permanent_address, 1);
@@ -231,7 +229,7 @@ int mlx5_query_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 *mtu)
u32 *out;
int err;
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
@@ -251,7 +249,7 @@ int mlx5_modify_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 mtu)
void *in;
int err;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -501,7 +499,7 @@ int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev,
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
@@ -521,7 +519,7 @@ int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
@@ -551,7 +549,7 @@ int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
if (!MLX5_CAP_ESW(mdev, nic_vport_node_guid_modify))
return -EOPNOTSUPP;
- in = mlx5_vzalloc(inlen);
+ in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
@@ -577,7 +575,7 @@ int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
- out = mlx5_vzalloc(outlen);
+ out = kvzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
@@ -879,11 +877,9 @@ int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
int err;
- in = mlx5_vzalloc(inlen);
- if (!in) {
- mlx5_core_err(mdev, "failed to allocate inbox\n");
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
return -ENOMEM;
- }
MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);
MLX5_SET(modify_nic_vport_context_in, in,
@@ -913,11 +909,9 @@ static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
int err;
- in = mlx5_vzalloc(inlen);
- if (!in) {
- mlx5_core_warn(mdev, "failed to allocate inbox\n");
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
return -ENOMEM;
- }
MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1);
MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en,
@@ -932,12 +926,16 @@ static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev)
{
+ if (atomic_inc_return(&mdev->roce.roce_en) != 1)
+ return 0;
return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED);
}
EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce);
int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev)
{
+ if (atomic_dec_return(&mdev->roce.roce_en) != 0)
+ return 0;
return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED);
}
EXPORT_SYMBOL_GPL(mlx5_nic_vport_disable_roce);
@@ -952,7 +950,7 @@ int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
int err;
is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
- in = mlx5_vzalloc(in_sz);
+ in = kvzalloc(in_sz, GFP_KERNEL);
if (!in) {
err = -ENOMEM;
return err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.c b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
index 921673c..6bcfc25 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
@@ -54,6 +54,12 @@ static u32 mlx5_wq_cyc_get_byte_size(struct mlx5_wq_cyc *wq)
return mlx5_wq_cyc_get_size(wq) << wq->log_stride;
}
+static u32 mlx5_wq_qp_get_byte_size(struct mlx5_wq_qp *wq)
+{
+ return mlx5_wq_cyc_get_byte_size(&wq->rq) +
+ mlx5_wq_cyc_get_byte_size(&wq->sq);
+}
+
static u32 mlx5_cqwq_get_byte_size(struct mlx5_cqwq *wq)
{
return mlx5_cqwq_get_size(wq) << wq->log_stride;
@@ -99,6 +105,46 @@ err_db_free:
return err;
}
+int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
+ void *qpc, struct mlx5_wq_qp *wq,
+ struct mlx5_wq_ctrl *wq_ctrl)
+{
+ int err;
+
+ wq->rq.log_stride = MLX5_GET(qpc, qpc, log_rq_stride) + 4;
+ wq->rq.sz_m1 = (1 << MLX5_GET(qpc, qpc, log_rq_size)) - 1;
+
+ wq->sq.log_stride = ilog2(MLX5_SEND_WQE_BB);
+ wq->sq.sz_m1 = (1 << MLX5_GET(qpc, qpc, log_sq_size)) - 1;
+
+ err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
+ if (err) {
+ mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
+ return err;
+ }
+
+ err = mlx5_buf_alloc_node(mdev, mlx5_wq_qp_get_byte_size(wq),
+ &wq_ctrl->buf, param->buf_numa_node);
+ if (err) {
+ mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
+ goto err_db_free;
+ }
+
+ wq->rq.buf = wq_ctrl->buf.direct.buf;
+ wq->sq.buf = wq->rq.buf + mlx5_wq_cyc_get_byte_size(&wq->rq);
+ wq->rq.db = &wq_ctrl->db.db[MLX5_RCV_DBR];
+ wq->sq.db = &wq_ctrl->db.db[MLX5_SND_DBR];
+
+ wq_ctrl->mdev = mdev;
+
+ return 0;
+
+err_db_free:
+ mlx5_db_free(mdev, &wq_ctrl->db);
+
+ return err;
+}
+
int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *cqc, struct mlx5_cqwq *wq,
struct mlx5_frag_wq_ctrl *wq_ctrl)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.h b/drivers/net/ethernet/mellanox/mlx5/core/wq.h
index d8afed8..718589d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wq.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.h
@@ -34,6 +34,8 @@
#define __MLX5_WQ_H__
#include <linux/mlx5/mlx5_ifc.h>
+#include <linux/mlx5/cq.h>
+#include <linux/mlx5/qp.h>
struct mlx5_wq_param {
int linear;
@@ -60,6 +62,11 @@ struct mlx5_wq_cyc {
u8 log_stride;
};
+struct mlx5_wq_qp {
+ struct mlx5_wq_cyc rq;
+ struct mlx5_wq_cyc sq;
+};
+
struct mlx5_cqwq {
struct mlx5_frag_buf frag_buf;
__be32 *db;
@@ -87,6 +94,10 @@ int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
struct mlx5_wq_ctrl *wq_ctrl);
u32 mlx5_wq_cyc_get_size(struct mlx5_wq_cyc *wq);
+int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
+ void *qpc, struct mlx5_wq_qp *wq,
+ struct mlx5_wq_ctrl *wq_ctrl);
+
int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *cqc, struct mlx5_cqwq *wq,
struct mlx5_frag_wq_ctrl *wq_ctrl);
@@ -146,6 +157,22 @@ static inline void mlx5_cqwq_update_db_record(struct mlx5_cqwq *wq)
*wq->db = cpu_to_be32(wq->cc & 0xffffff);
}
+static inline struct mlx5_cqe64 *mlx5_cqwq_get_cqe(struct mlx5_cqwq *wq)
+{
+ u32 ci = mlx5_cqwq_get_ci(wq);
+ struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(wq, ci);
+ u8 cqe_ownership_bit = cqe->op_own & MLX5_CQE_OWNER_MASK;
+ u8 sw_ownership_val = mlx5_cqwq_get_wrap_cnt(wq) & 1;
+
+ if (cqe_ownership_bit != sw_ownership_val)
+ return NULL;
+
+ /* ensure cqe content is read after cqe ownership bit */
+ dma_rmb();
+
+ return cqe;
+}
+
static inline int mlx5_wq_ll_is_full(struct mlx5_wq_ll *wq)
{
return wq->cur_sz == wq->sz_m1;
diff --git a/drivers/net/ethernet/mellanox/mlxfw/Kconfig b/drivers/net/ethernet/mellanox/mlxfw/Kconfig
new file mode 100644
index 0000000..186ebe7
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/Kconfig
@@ -0,0 +1,13 @@
+#
+# Mellanox firmware flash library configuration
+#
+
+config MLXFW
+ tristate "Mellanox Technologies firmware flash module"
+ ---help---
+ This driver supports Mellanox Technologies Firmware
+ flashing common logic.
+
+ To compile this driver as a module, choose M here: the
+ module will be called mlxfw.
+ select XZ_DEC
diff --git a/drivers/net/ethernet/mellanox/mlxfw/Makefile b/drivers/net/ethernet/mellanox/mlxfw/Makefile
new file mode 100644
index 0000000..7448b30
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/Makefile
@@ -0,0 +1,2 @@
+obj-$(CONFIG_MLXFW) += mlxfw.o
+mlxfw-objs := mlxfw_fsm.o mlxfw_mfa2_tlv_multi.o mlxfw_mfa2.o
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw.h b/drivers/net/ethernet/mellanox/mlxfw/mlxfw.h
new file mode 100644
index 0000000..7a712b6
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw.h
@@ -0,0 +1,111 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw.h
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _MLXFW_H
+#define _MLXFW_H
+
+#include <linux/firmware.h>
+
+enum mlxfw_fsm_state {
+ MLXFW_FSM_STATE_IDLE,
+ MLXFW_FSM_STATE_LOCKED,
+ MLXFW_FSM_STATE_INITIALIZE,
+ MLXFW_FSM_STATE_DOWNLOAD,
+ MLXFW_FSM_STATE_VERIFY,
+ MLXFW_FSM_STATE_APPLY,
+ MLXFW_FSM_STATE_ACTIVATE,
+};
+
+enum mlxfw_fsm_state_err {
+ MLXFW_FSM_STATE_ERR_OK,
+ MLXFW_FSM_STATE_ERR_ERROR,
+ MLXFW_FSM_STATE_ERR_REJECTED_DIGEST_ERR,
+ MLXFW_FSM_STATE_ERR_REJECTED_NOT_APPLICABLE,
+ MLXFW_FSM_STATE_ERR_REJECTED_UNKNOWN_KEY,
+ MLXFW_FSM_STATE_ERR_REJECTED_AUTH_FAILED,
+ MLXFW_FSM_STATE_ERR_REJECTED_UNSIGNED,
+ MLXFW_FSM_STATE_ERR_REJECTED_KEY_NOT_APPLICABLE,
+ MLXFW_FSM_STATE_ERR_REJECTED_BAD_FORMAT,
+ MLXFW_FSM_STATE_ERR_BLOCKED_PENDING_RESET,
+ MLXFW_FSM_STATE_ERR_MAX,
+};
+
+struct mlxfw_dev;
+
+struct mlxfw_dev_ops {
+ int (*component_query)(struct mlxfw_dev *mlxfw_dev, u16 component_index,
+ u32 *p_max_size, u8 *p_align_bits,
+ u16 *p_max_write_size);
+
+ int (*fsm_lock)(struct mlxfw_dev *mlxfw_dev, u32 *fwhandle);
+
+ int (*fsm_component_update)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ u16 component_index, u32 component_size);
+
+ int (*fsm_block_download)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ u8 *data, u16 size, u32 offset);
+
+ int (*fsm_component_verify)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ u16 component_index);
+
+ int (*fsm_activate)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle);
+
+ int (*fsm_query_state)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ enum mlxfw_fsm_state *fsm_state,
+ enum mlxfw_fsm_state_err *fsm_state_err);
+
+ void (*fsm_cancel)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle);
+
+ void (*fsm_release)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle);
+};
+
+struct mlxfw_dev {
+ const struct mlxfw_dev_ops *ops;
+ const char *psid;
+ u16 psid_size;
+};
+
+#if IS_REACHABLE(CONFIG_MLXFW)
+int mlxfw_firmware_flash(struct mlxfw_dev *mlxfw_dev,
+ const struct firmware *firmware);
+#else
+static inline
+int mlxfw_firmware_flash(struct mlxfw_dev *mlxfw_dev,
+ const struct firmware *firmware)
+{
+ return -EOPNOTSUPP;
+}
+#endif
+
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_fsm.c b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_fsm.c
new file mode 100644
index 0000000..2cf8912
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_fsm.c
@@ -0,0 +1,273 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw.c
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define pr_fmt(fmt) "mlxfw: " fmt
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+
+#include "mlxfw.h"
+#include "mlxfw_mfa2.h"
+
+#define MLXFW_FSM_STATE_WAIT_CYCLE_MS 200
+#define MLXFW_FSM_STATE_WAIT_TIMEOUT_MS 30000
+#define MLXFW_FSM_STATE_WAIT_ROUNDS \
+ (MLXFW_FSM_STATE_WAIT_TIMEOUT_MS / MLXFW_FSM_STATE_WAIT_CYCLE_MS)
+#define MLXFW_FSM_MAX_COMPONENT_SIZE (10 * (1 << 20))
+
+static const char * const mlxfw_fsm_state_err_str[] = {
+ [MLXFW_FSM_STATE_ERR_ERROR] =
+ "general error",
+ [MLXFW_FSM_STATE_ERR_REJECTED_DIGEST_ERR] =
+ "component hash mismatch",
+ [MLXFW_FSM_STATE_ERR_REJECTED_NOT_APPLICABLE] =
+ "component not applicable",
+ [MLXFW_FSM_STATE_ERR_REJECTED_UNKNOWN_KEY] =
+ "unknown key",
+ [MLXFW_FSM_STATE_ERR_REJECTED_AUTH_FAILED] =
+ "authentication failed",
+ [MLXFW_FSM_STATE_ERR_REJECTED_UNSIGNED] =
+ "component was not signed",
+ [MLXFW_FSM_STATE_ERR_REJECTED_KEY_NOT_APPLICABLE] =
+ "key not applicable",
+ [MLXFW_FSM_STATE_ERR_REJECTED_BAD_FORMAT] =
+ "bad format",
+ [MLXFW_FSM_STATE_ERR_BLOCKED_PENDING_RESET] =
+ "pending reset",
+ [MLXFW_FSM_STATE_ERR_MAX] =
+ "unknown error"
+};
+
+static int mlxfw_fsm_state_wait(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ enum mlxfw_fsm_state fsm_state)
+{
+ enum mlxfw_fsm_state_err fsm_state_err;
+ enum mlxfw_fsm_state curr_fsm_state;
+ int times;
+ int err;
+
+ times = MLXFW_FSM_STATE_WAIT_ROUNDS;
+retry:
+ err = mlxfw_dev->ops->fsm_query_state(mlxfw_dev, fwhandle,
+ &curr_fsm_state, &fsm_state_err);
+ if (err)
+ return err;
+
+ if (fsm_state_err != MLXFW_FSM_STATE_ERR_OK) {
+ pr_err("Firmware flash failed: %s\n",
+ mlxfw_fsm_state_err_str[fsm_state_err]);
+ return -EINVAL;
+ }
+ if (curr_fsm_state != fsm_state) {
+ if (--times == 0) {
+ pr_err("Timeout reached on FSM state change");
+ return -ETIMEDOUT;
+ }
+ msleep(MLXFW_FSM_STATE_WAIT_CYCLE_MS);
+ goto retry;
+ }
+ return 0;
+}
+
+#define MLXFW_ALIGN_DOWN(x, align_bits) ((x) & ~((1 << (align_bits)) - 1))
+#define MLXFW_ALIGN_UP(x, align_bits) \
+ MLXFW_ALIGN_DOWN((x) + ((1 << (align_bits)) - 1), (align_bits))
+
+static int mlxfw_flash_component(struct mlxfw_dev *mlxfw_dev,
+ u32 fwhandle,
+ struct mlxfw_mfa2_component *comp)
+{
+ u16 comp_max_write_size;
+ u8 comp_align_bits;
+ u32 comp_max_size;
+ u16 block_size;
+ u8 *block_ptr;
+ u32 offset;
+ int err;
+
+ err = mlxfw_dev->ops->component_query(mlxfw_dev, comp->index,
+ &comp_max_size, &comp_align_bits,
+ &comp_max_write_size);
+ if (err)
+ return err;
+
+ comp_max_size = min_t(u32, comp_max_size, MLXFW_FSM_MAX_COMPONENT_SIZE);
+ if (comp->data_size > comp_max_size) {
+ pr_err("Component %d is of size %d which is bigger than limit %d\n",
+ comp->index, comp->data_size, comp_max_size);
+ return -EINVAL;
+ }
+
+ comp_max_write_size = MLXFW_ALIGN_DOWN(comp_max_write_size,
+ comp_align_bits);
+
+ pr_debug("Component update\n");
+ err = mlxfw_dev->ops->fsm_component_update(mlxfw_dev, fwhandle,
+ comp->index,
+ comp->data_size);
+ if (err)
+ return err;
+
+ err = mlxfw_fsm_state_wait(mlxfw_dev, fwhandle,
+ MLXFW_FSM_STATE_DOWNLOAD);
+ if (err)
+ goto err_out;
+
+ pr_debug("Component download\n");
+ for (offset = 0;
+ offset < MLXFW_ALIGN_UP(comp->data_size, comp_align_bits);
+ offset += comp_max_write_size) {
+ block_ptr = comp->data + offset;
+ block_size = (u16) min_t(u32, comp->data_size - offset,
+ comp_max_write_size);
+ err = mlxfw_dev->ops->fsm_block_download(mlxfw_dev, fwhandle,
+ block_ptr, block_size,
+ offset);
+ if (err)
+ goto err_out;
+ }
+
+ pr_debug("Component verify\n");
+ err = mlxfw_dev->ops->fsm_component_verify(mlxfw_dev, fwhandle,
+ comp->index);
+ if (err)
+ goto err_out;
+
+ err = mlxfw_fsm_state_wait(mlxfw_dev, fwhandle, MLXFW_FSM_STATE_LOCKED);
+ if (err)
+ goto err_out;
+ return 0;
+
+err_out:
+ mlxfw_dev->ops->fsm_cancel(mlxfw_dev, fwhandle);
+ return err;
+}
+
+static int mlxfw_flash_components(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ struct mlxfw_mfa2_file *mfa2_file)
+{
+ u32 component_count;
+ int err;
+ int i;
+
+ err = mlxfw_mfa2_file_component_count(mfa2_file, mlxfw_dev->psid,
+ mlxfw_dev->psid_size,
+ &component_count);
+ if (err) {
+ pr_err("Could not find device PSID in MFA2 file\n");
+ return err;
+ }
+
+ for (i = 0; i < component_count; i++) {
+ struct mlxfw_mfa2_component *comp;
+
+ comp = mlxfw_mfa2_file_component_get(mfa2_file, mlxfw_dev->psid,
+ mlxfw_dev->psid_size, i);
+ if (IS_ERR(comp))
+ return PTR_ERR(comp);
+
+ pr_info("Flashing component type %d\n", comp->index);
+ err = mlxfw_flash_component(mlxfw_dev, fwhandle, comp);
+ mlxfw_mfa2_file_component_put(comp);
+ if (err)
+ return err;
+ }
+ return 0;
+}
+
+int mlxfw_firmware_flash(struct mlxfw_dev *mlxfw_dev,
+ const struct firmware *firmware)
+{
+ struct mlxfw_mfa2_file *mfa2_file;
+ u32 fwhandle;
+ int err;
+
+ if (!mlxfw_mfa2_check(firmware)) {
+ pr_err("Firmware file is not MFA2\n");
+ return -EINVAL;
+ }
+
+ mfa2_file = mlxfw_mfa2_file_init(firmware);
+ if (IS_ERR(mfa2_file))
+ return PTR_ERR(mfa2_file);
+
+ pr_info("Initialize firmware flash process\n");
+ err = mlxfw_dev->ops->fsm_lock(mlxfw_dev, &fwhandle);
+ if (err) {
+ pr_err("Could not lock the firmware FSM\n");
+ goto err_fsm_lock;
+ }
+
+ err = mlxfw_fsm_state_wait(mlxfw_dev, fwhandle,
+ MLXFW_FSM_STATE_LOCKED);
+ if (err)
+ goto err_state_wait_idle_to_locked;
+
+ err = mlxfw_flash_components(mlxfw_dev, fwhandle, mfa2_file);
+ if (err)
+ goto err_flash_components;
+
+ pr_debug("Activate image\n");
+ err = mlxfw_dev->ops->fsm_activate(mlxfw_dev, fwhandle);
+ if (err) {
+ pr_err("Could not activate the downloaded image\n");
+ goto err_fsm_activate;
+ }
+
+ err = mlxfw_fsm_state_wait(mlxfw_dev, fwhandle, MLXFW_FSM_STATE_LOCKED);
+ if (err)
+ goto err_state_wait_activate_to_locked;
+
+ pr_debug("Handle release\n");
+ mlxfw_dev->ops->fsm_release(mlxfw_dev, fwhandle);
+
+ pr_info("Firmware flash done.\n");
+ mlxfw_mfa2_file_fini(mfa2_file);
+ return 0;
+
+err_state_wait_activate_to_locked:
+err_fsm_activate:
+err_flash_components:
+err_state_wait_idle_to_locked:
+ mlxfw_dev->ops->fsm_release(mlxfw_dev, fwhandle);
+err_fsm_lock:
+ mlxfw_mfa2_file_fini(mfa2_file);
+ return err;
+}
+EXPORT_SYMBOL(mlxfw_firmware_flash);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_AUTHOR("Yotam Gigi <yotamg@mellanox.com>");
+MODULE_DESCRIPTION("Mellanox firmware flash lib");
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c
new file mode 100644
index 0000000..993cb5b
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c
@@ -0,0 +1,619 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define pr_fmt(fmt) "mlxfw_mfa2: " fmt
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/netlink.h>
+#include <linux/xz.h>
+#include "mlxfw_mfa2.h"
+#include "mlxfw_mfa2_file.h"
+#include "mlxfw_mfa2_tlv.h"
+#include "mlxfw_mfa2_format.h"
+#include "mlxfw_mfa2_tlv_multi.h"
+
+/* MFA2 FILE
+ * +----------------------------------+
+ * | MFA2 finger print |
+ * +----------------------------------+
+ * | package descriptor multi_tlv |
+ * | +------------------------------+ | +-----------------+
+ * | | package descriptor tlv +-----> |num_devices=n |
+ * | +------------------------------+ | |num_components=m |
+ * +----------------------------------+ |CB offset |
+ * | device descriptor multi_tlv | |... |
+ * | +------------------------------+ | | |
+ * | | PSID tlv | | +-----------------+
+ * | +------------------------------+ |
+ * | | component index tlv | |
+ * | +------------------------------+ |
+ * +----------------------------------+
+ * | component descriptor multi_tlv |
+ * | +------------------------------+ | +-----------------+
+ * | | component descriptor tlv +-----> |Among others: |
+ * | +------------------------------+ | |CB offset=o |
+ * +----------------------------------+ |comp index=i |
+ * | | |... |
+ * | | | |
+ * | | +-----------------+
+ * | COMPONENT BLOCK (CB) |
+ * | |
+ * | |
+ * | |
+ * +----------------------------------+
+ *
+ * On the top level, an MFA2 file contains:
+ * - Fingerprint
+ * - Several multi_tlvs (TLVs of type MLXFW_MFA2_TLV_MULTI, as defined in
+ * mlxfw_mfa2_format.h)
+ * - Compresses content block
+ *
+ * The first multi_tlv
+ * -------------------
+ * The first multi TLV is treated as package descriptor, and expected to have a
+ * first TLV child of type MLXFW_MFA2_TLV_PACKAGE_DESCRIPTOR which contains all
+ * the global information needed to parse the file. Among others, it contains
+ * the number of device descriptors and component descriptor following this
+ * multi TLV.
+ *
+ * The device descriptor multi_tlv
+ * -------------------------------
+ * The multi TLVs following the package descriptor are treated as device
+ * descriptor, and are expected to have the following children:
+ * - PSID TLV child of type MLXFW_MFA2_TLV_PSID containing that device PSID.
+ * - Component index of type MLXFW_MFA2_TLV_COMPONENT_PTR that contains that
+ * device component index.
+ *
+ * The component descriptor multi_tlv
+ * ----------------------------------
+ * The multi TLVs following the device descriptor multi TLVs are treated as
+ * component descriptor, and are expected to have a first child of type
+ * MLXFW_MFA2_TLV_COMPONENT_DESCRIPTOR that contains mostly the component index,
+ * needed for the flash process and the offset to the binary within the
+ * component block.
+ */
+
+static const u8 mlxfw_mfa2_fingerprint[] = "MLNX.MFA2.XZ.00!";
+static const int mlxfw_mfa2_fingerprint_len =
+ sizeof(mlxfw_mfa2_fingerprint) - 1;
+
+static const u8 mlxfw_mfa2_comp_magic[] = "#BIN.COMPONENT!#";
+static const int mlxfw_mfa2_comp_magic_len = sizeof(mlxfw_mfa2_comp_magic) - 1;
+
+bool mlxfw_mfa2_check(const struct firmware *fw)
+{
+ if (fw->size < sizeof(mlxfw_mfa2_fingerprint))
+ return false;
+
+ return memcmp(fw->data, mlxfw_mfa2_fingerprint,
+ mlxfw_mfa2_fingerprint_len) == 0;
+}
+
+static bool
+mlxfw_mfa2_tlv_multi_validate(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi)
+{
+ const struct mlxfw_mfa2_tlv *tlv;
+ u16 idx;
+
+ /* Check that all children are valid */
+ mlxfw_mfa2_tlv_multi_foreach(mfa2_file, tlv, idx, multi) {
+ if (!tlv) {
+ pr_err("Multi has invalid child");
+ return false;
+ }
+ }
+ return true;
+}
+
+static bool
+mlxfw_mfa2_file_dev_validate(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *dev_tlv,
+ u16 dev_idx)
+{
+ const struct mlxfw_mfa2_tlv_component_ptr *cptr;
+ const struct mlxfw_mfa2_tlv_multi *multi;
+ const struct mlxfw_mfa2_tlv_psid *psid;
+ const struct mlxfw_mfa2_tlv *tlv;
+ u16 cptr_count;
+ u16 cptr_idx;
+ int err;
+
+ pr_debug("Device %d\n", dev_idx);
+
+ multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, dev_tlv);
+ if (!multi) {
+ pr_err("Device %d is not a valid TLV error\n", dev_idx);
+ return false;
+ }
+
+ if (!mlxfw_mfa2_tlv_multi_validate(mfa2_file, multi))
+ return false;
+
+ /* Validate the device has PSID tlv */
+ tlv = mlxfw_mfa2_tlv_multi_child_find(mfa2_file, multi,
+ MLXFW_MFA2_TLV_PSID, 0);
+ if (!tlv) {
+ pr_err("Device %d does not have PSID\n", dev_idx);
+ return false;
+ }
+
+ psid = mlxfw_mfa2_tlv_psid_get(mfa2_file, tlv);
+ if (!psid) {
+ pr_err("Device %d PSID TLV is not valid\n", dev_idx);
+ return false;
+ }
+
+ print_hex_dump_debug(" -- Device PSID ", DUMP_PREFIX_NONE, 16, 16,
+ psid->psid, be16_to_cpu(tlv->len), true);
+
+ /* Validate the device has COMPONENT_PTR */
+ err = mlxfw_mfa2_tlv_multi_child_count(mfa2_file, multi,
+ MLXFW_MFA2_TLV_COMPONENT_PTR,
+ &cptr_count);
+ if (err)
+ return false;
+
+ if (cptr_count == 0) {
+ pr_err("Device %d has no components\n", dev_idx);
+ return false;
+ }
+
+ for (cptr_idx = 0; cptr_idx < cptr_count; cptr_idx++) {
+ tlv = mlxfw_mfa2_tlv_multi_child_find(mfa2_file, multi,
+ MLXFW_MFA2_TLV_COMPONENT_PTR,
+ cptr_idx);
+ if (!tlv)
+ return false;
+
+ cptr = mlxfw_mfa2_tlv_component_ptr_get(mfa2_file, tlv);
+ if (!cptr) {
+ pr_err("Device %d COMPONENT_PTR TLV is not valid\n",
+ dev_idx);
+ return false;
+ }
+
+ pr_debug(" -- Component index %d\n",
+ be16_to_cpu(cptr->component_index));
+ }
+ return true;
+}
+
+static bool
+mlxfw_mfa2_file_comp_validate(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *comp_tlv,
+ u16 comp_idx)
+{
+ const struct mlxfw_mfa2_tlv_component_descriptor *cdesc;
+ const struct mlxfw_mfa2_tlv_multi *multi;
+ const struct mlxfw_mfa2_tlv *tlv;
+
+ pr_debug("Component %d\n", comp_idx);
+
+ multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, comp_tlv);
+ if (!multi) {
+ pr_err("Component %d is not a valid TLV error\n", comp_idx);
+ return false;
+ }
+
+ if (!mlxfw_mfa2_tlv_multi_validate(mfa2_file, multi))
+ return false;
+
+ /* Check that component have COMPONENT_DESCRIPTOR as first child */
+ tlv = mlxfw_mfa2_tlv_multi_child(mfa2_file, multi);
+ if (!tlv) {
+ pr_err("Component descriptor %d multi TLV error\n", comp_idx);
+ return false;
+ }
+
+ cdesc = mlxfw_mfa2_tlv_component_descriptor_get(mfa2_file, tlv);
+ if (!cdesc) {
+ pr_err("Component %d does not have a valid descriptor\n",
+ comp_idx);
+ return false;
+ }
+ pr_debug(" -- Component type %d\n", be16_to_cpu(cdesc->identifier));
+ pr_debug(" -- Offset 0x%llx and size %d\n",
+ ((u64) be32_to_cpu(cdesc->cb_offset_h) << 32)
+ | be32_to_cpu(cdesc->cb_offset_l), be32_to_cpu(cdesc->size));
+
+ return true;
+}
+
+static bool mlxfw_mfa2_file_validate(const struct mlxfw_mfa2_file *mfa2_file)
+{
+ const struct mlxfw_mfa2_tlv *tlv;
+ u16 idx;
+
+ pr_debug("Validating file\n");
+
+ /* check that all the devices exist */
+ mlxfw_mfa2_tlv_foreach(mfa2_file, tlv, idx, mfa2_file->first_dev,
+ mfa2_file->dev_count) {
+ if (!tlv) {
+ pr_err("Device TLV error\n");
+ return false;
+ }
+
+ /* Check each device */
+ if (!mlxfw_mfa2_file_dev_validate(mfa2_file, tlv, idx))
+ return false;
+ }
+
+ /* check that all the components exist */
+ mlxfw_mfa2_tlv_foreach(mfa2_file, tlv, idx, mfa2_file->first_component,
+ mfa2_file->component_count) {
+ if (!tlv) {
+ pr_err("Device TLV error\n");
+ return false;
+ }
+
+ /* Check each component */
+ if (!mlxfw_mfa2_file_comp_validate(mfa2_file, tlv, idx))
+ return false;
+ }
+ return true;
+}
+
+struct mlxfw_mfa2_file *mlxfw_mfa2_file_init(const struct firmware *fw)
+{
+ const struct mlxfw_mfa2_tlv_package_descriptor *pd;
+ const struct mlxfw_mfa2_tlv_multi *multi;
+ const struct mlxfw_mfa2_tlv *multi_child;
+ const struct mlxfw_mfa2_tlv *first_tlv;
+ struct mlxfw_mfa2_file *mfa2_file;
+ const void *first_tlv_ptr;
+ const void *cb_top_ptr;
+
+ mfa2_file = kcalloc(1, sizeof(*mfa2_file), GFP_KERNEL);
+ if (!mfa2_file)
+ return ERR_PTR(-ENOMEM);
+
+ mfa2_file->fw = fw;
+ first_tlv_ptr = fw->data + NLA_ALIGN(mlxfw_mfa2_fingerprint_len);
+ first_tlv = mlxfw_mfa2_tlv_get(mfa2_file, first_tlv_ptr);
+ if (!first_tlv) {
+ pr_err("Could not parse package descriptor TLV\n");
+ goto err_out;
+ }
+
+ multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, first_tlv);
+ if (!multi) {
+ pr_err("First TLV is not of valid multi type\n");
+ goto err_out;
+ }
+
+ multi_child = mlxfw_mfa2_tlv_multi_child(mfa2_file, multi);
+ if (!multi_child)
+ goto err_out;
+
+ pd = mlxfw_mfa2_tlv_package_descriptor_get(mfa2_file, multi_child);
+ if (!pd) {
+ pr_err("Could not parse package descriptor TLV\n");
+ goto err_out;
+ }
+
+ mfa2_file->first_dev = mlxfw_mfa2_tlv_next(mfa2_file, first_tlv);
+ if (!mfa2_file->first_dev) {
+ pr_err("First device TLV is not valid\n");
+ goto err_out;
+ }
+
+ mfa2_file->dev_count = be16_to_cpu(pd->num_devices);
+ mfa2_file->first_component = mlxfw_mfa2_tlv_advance(mfa2_file,
+ mfa2_file->first_dev,
+ mfa2_file->dev_count);
+ mfa2_file->component_count = be16_to_cpu(pd->num_components);
+ mfa2_file->cb = fw->data + NLA_ALIGN(be32_to_cpu(pd->cb_offset));
+ if (!mlxfw_mfa2_valid_ptr(mfa2_file, mfa2_file->cb)) {
+ pr_err("Component block is out side the file\n");
+ goto err_out;
+ }
+ mfa2_file->cb_archive_size = be32_to_cpu(pd->cb_archive_size);
+ cb_top_ptr = mfa2_file->cb + mfa2_file->cb_archive_size - 1;
+ if (!mlxfw_mfa2_valid_ptr(mfa2_file, cb_top_ptr)) {
+ pr_err("Component block size is too big\n");
+ goto err_out;
+ }
+
+ if (!mlxfw_mfa2_file_validate(mfa2_file))
+ goto err_out;
+ return mfa2_file;
+err_out:
+ kfree(mfa2_file);
+ return ERR_PTR(-EINVAL);
+}
+
+static const struct mlxfw_mfa2_tlv_multi *
+mlxfw_mfa2_tlv_dev_get(const struct mlxfw_mfa2_file *mfa2_file,
+ const char *psid, u16 psid_size)
+{
+ const struct mlxfw_mfa2_tlv_psid *tlv_psid;
+ const struct mlxfw_mfa2_tlv_multi *dev_multi;
+ const struct mlxfw_mfa2_tlv *dev_tlv;
+ const struct mlxfw_mfa2_tlv *tlv;
+ u32 idx;
+
+ /* for each device tlv */
+ mlxfw_mfa2_tlv_foreach(mfa2_file, dev_tlv, idx, mfa2_file->first_dev,
+ mfa2_file->dev_count) {
+ if (!dev_tlv)
+ return NULL;
+
+ dev_multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, dev_tlv);
+ if (!dev_multi)
+ return NULL;
+
+ /* find psid child and compare */
+ tlv = mlxfw_mfa2_tlv_multi_child_find(mfa2_file, dev_multi,
+ MLXFW_MFA2_TLV_PSID, 0);
+ if (!tlv)
+ return NULL;
+ if (be16_to_cpu(tlv->len) != psid_size)
+ continue;
+
+ tlv_psid = mlxfw_mfa2_tlv_psid_get(mfa2_file, tlv);
+ if (!tlv_psid)
+ return NULL;
+
+ if (memcmp(psid, tlv_psid->psid, psid_size) == 0)
+ return dev_multi;
+ }
+
+ return NULL;
+}
+
+int mlxfw_mfa2_file_component_count(const struct mlxfw_mfa2_file *mfa2_file,
+ const char *psid, u32 psid_size,
+ u32 *p_count)
+{
+ const struct mlxfw_mfa2_tlv_multi *dev_multi;
+ u16 count;
+ int err;
+
+ dev_multi = mlxfw_mfa2_tlv_dev_get(mfa2_file, psid, psid_size);
+ if (!dev_multi)
+ return -EINVAL;
+
+ err = mlxfw_mfa2_tlv_multi_child_count(mfa2_file, dev_multi,
+ MLXFW_MFA2_TLV_COMPONENT_PTR,
+ &count);
+ if (err)
+ return err;
+
+ *p_count = count;
+ return 0;
+}
+
+static int mlxfw_mfa2_xz_dec_run(struct xz_dec *xz_dec, struct xz_buf *xz_buf,
+ bool *finished)
+{
+ enum xz_ret xz_ret;
+
+ xz_ret = xz_dec_run(xz_dec, xz_buf);
+
+ switch (xz_ret) {
+ case XZ_STREAM_END:
+ *finished = true;
+ return 0;
+ case XZ_OK:
+ *finished = false;
+ return 0;
+ case XZ_MEM_ERROR:
+ pr_err("xz no memory\n");
+ return -ENOMEM;
+ case XZ_DATA_ERROR:
+ pr_err("xz file corrupted\n");
+ return -EINVAL;
+ case XZ_FORMAT_ERROR:
+ pr_err("xz format not found\n");
+ return -EINVAL;
+ case XZ_OPTIONS_ERROR:
+ pr_err("unsupported xz option\n");
+ return -EINVAL;
+ case XZ_MEMLIMIT_ERROR:
+ pr_err("xz dictionary too small\n");
+ return -EINVAL;
+ default:
+ pr_err("xz error %d\n", xz_ret);
+ return -EINVAL;
+ }
+}
+
+static int mlxfw_mfa2_file_cb_offset_xz(const struct mlxfw_mfa2_file *mfa2_file,
+ off_t off, size_t size, u8 *buf)
+{
+ struct xz_dec *xz_dec;
+ struct xz_buf dec_buf;
+ off_t curr_off = 0;
+ bool finished;
+ int err;
+
+ xz_dec = xz_dec_init(XZ_DYNALLOC, (u32) -1);
+ if (!xz_dec)
+ return -EINVAL;
+
+ dec_buf.in_size = mfa2_file->cb_archive_size;
+ dec_buf.in = mfa2_file->cb;
+ dec_buf.in_pos = 0;
+ dec_buf.out = buf;
+
+ /* decode up to the offset */
+ do {
+ dec_buf.out_pos = 0;
+ dec_buf.out_size = min_t(size_t, size, off - curr_off);
+ if (dec_buf.out_size == 0)
+ break;
+
+ err = mlxfw_mfa2_xz_dec_run(xz_dec, &dec_buf, &finished);
+ if (err)
+ goto out;
+ if (finished) {
+ pr_err("xz section too short\n");
+ err = -EINVAL;
+ goto out;
+ }
+ curr_off += dec_buf.out_pos;
+ } while (curr_off != off);
+
+ /* decode the needed section */
+ dec_buf.out_pos = 0;
+ dec_buf.out_size = size;
+ err = mlxfw_mfa2_xz_dec_run(xz_dec, &dec_buf, &finished);
+out:
+ xz_dec_end(xz_dec);
+ return err;
+}
+
+static const struct mlxfw_mfa2_tlv_component_descriptor *
+mlxfw_mfa2_file_component_tlv_get(const struct mlxfw_mfa2_file *mfa2_file,
+ u16 comp_index)
+{
+ const struct mlxfw_mfa2_tlv_multi *multi;
+ const struct mlxfw_mfa2_tlv *multi_child;
+ const struct mlxfw_mfa2_tlv *comp_tlv;
+
+ if (comp_index > mfa2_file->component_count)
+ return NULL;
+
+ comp_tlv = mlxfw_mfa2_tlv_advance(mfa2_file, mfa2_file->first_component,
+ comp_index);
+ if (!comp_tlv)
+ return NULL;
+
+ multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, comp_tlv);
+ if (!multi)
+ return NULL;
+
+ multi_child = mlxfw_mfa2_tlv_multi_child(mfa2_file, multi);
+ if (!multi_child)
+ return NULL;
+
+ return mlxfw_mfa2_tlv_component_descriptor_get(mfa2_file, multi_child);
+}
+
+struct mlxfw_mfa2_comp_data {
+ struct mlxfw_mfa2_component comp;
+ u8 buff[0];
+};
+
+static const struct mlxfw_mfa2_tlv_component_descriptor *
+mlxfw_mfa2_file_component_find(const struct mlxfw_mfa2_file *mfa2_file,
+ const char *psid, int psid_size,
+ int component_index)
+{
+ const struct mlxfw_mfa2_tlv_component_ptr *cptr;
+ const struct mlxfw_mfa2_tlv_multi *dev_multi;
+ const struct mlxfw_mfa2_tlv *cptr_tlv;
+ u16 comp_idx;
+
+ dev_multi = mlxfw_mfa2_tlv_dev_get(mfa2_file, psid, psid_size);
+ if (!dev_multi)
+ return NULL;
+
+ cptr_tlv = mlxfw_mfa2_tlv_multi_child_find(mfa2_file, dev_multi,
+ MLXFW_MFA2_TLV_COMPONENT_PTR,
+ component_index);
+ if (!cptr_tlv)
+ return NULL;
+
+ cptr = mlxfw_mfa2_tlv_component_ptr_get(mfa2_file, cptr_tlv);
+ if (!cptr)
+ return NULL;
+
+ comp_idx = be16_to_cpu(cptr->component_index);
+ return mlxfw_mfa2_file_component_tlv_get(mfa2_file, comp_idx);
+}
+
+struct mlxfw_mfa2_component *
+mlxfw_mfa2_file_component_get(const struct mlxfw_mfa2_file *mfa2_file,
+ const char *psid, int psid_size,
+ int component_index)
+{
+ const struct mlxfw_mfa2_tlv_component_descriptor *comp;
+ struct mlxfw_mfa2_comp_data *comp_data;
+ u32 comp_buf_size;
+ off_t cb_offset;
+ u32 comp_size;
+ int err;
+
+ comp = mlxfw_mfa2_file_component_find(mfa2_file, psid, psid_size,
+ component_index);
+ if (!comp)
+ return ERR_PTR(-EINVAL);
+
+ cb_offset = (u64) be32_to_cpu(comp->cb_offset_h) << 32 |
+ be32_to_cpu(comp->cb_offset_l);
+ comp_size = be32_to_cpu(comp->size);
+ comp_buf_size = comp_size + mlxfw_mfa2_comp_magic_len;
+
+ comp_data = kmalloc(sizeof(*comp_data) + comp_buf_size, GFP_KERNEL);
+ if (!comp_data)
+ return ERR_PTR(-ENOMEM);
+ comp_data->comp.data_size = comp_size;
+ comp_data->comp.index = be16_to_cpu(comp->identifier);
+ err = mlxfw_mfa2_file_cb_offset_xz(mfa2_file, cb_offset, comp_buf_size,
+ comp_data->buff);
+ if (err) {
+ pr_err("Component could not be reached in CB\n");
+ goto err_out;
+ }
+
+ if (memcmp(comp_data->buff, mlxfw_mfa2_comp_magic,
+ mlxfw_mfa2_comp_magic_len) != 0) {
+ pr_err("Component has wrong magic\n");
+ err = -EINVAL;
+ goto err_out;
+ }
+
+ comp_data->comp.data = comp_data->buff + mlxfw_mfa2_comp_magic_len;
+ return &comp_data->comp;
+err_out:
+ kfree(comp_data);
+ return ERR_PTR(err);
+}
+
+void mlxfw_mfa2_file_component_put(struct mlxfw_mfa2_component *comp)
+{
+ const struct mlxfw_mfa2_comp_data *comp_data;
+
+ comp_data = container_of(comp, struct mlxfw_mfa2_comp_data, comp);
+ kfree(comp_data);
+}
+
+void mlxfw_mfa2_file_fini(struct mlxfw_mfa2_file *mfa2_file)
+{
+ kfree(mfa2_file);
+}
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.h b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.h
new file mode 100644
index 0000000..20472aa
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.h
@@ -0,0 +1,66 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.h
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _MLXFW_MFA2_H
+#define _MLXFW_MFA2_H
+
+#include <linux/firmware.h>
+#include "mlxfw.h"
+
+struct mlxfw_mfa2_component {
+ u16 index;
+ u32 data_size;
+ u8 *data;
+};
+
+struct mlxfw_mfa2_file;
+
+bool mlxfw_mfa2_check(const struct firmware *fw);
+
+struct mlxfw_mfa2_file *mlxfw_mfa2_file_init(const struct firmware *fw);
+
+int mlxfw_mfa2_file_component_count(const struct mlxfw_mfa2_file *mfa2_file,
+ const char *psid, u32 psid_size,
+ u32 *p_count);
+
+struct mlxfw_mfa2_component *
+mlxfw_mfa2_file_component_get(const struct mlxfw_mfa2_file *mfa2_file,
+ const char *psid, int psid_size,
+ int component_index);
+
+void mlxfw_mfa2_file_component_put(struct mlxfw_mfa2_component *component);
+
+void mlxfw_mfa2_file_fini(struct mlxfw_mfa2_file *mfa2_file);
+
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_file.h b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_file.h
new file mode 100644
index 0000000..f667942
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_file.h
@@ -0,0 +1,60 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_file.h
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _MLXFW_MFA2_FILE_H
+#define _MLXFW_MFA2_FILE_H
+
+#include <linux/firmware.h>
+#include <linux/kernel.h>
+
+struct mlxfw_mfa2_file {
+ const struct firmware *fw;
+ const struct mlxfw_mfa2_tlv *first_dev;
+ u16 dev_count;
+ const struct mlxfw_mfa2_tlv *first_component;
+ u16 component_count;
+ const void *cb; /* components block */
+ u32 cb_archive_size; /* size of compressed components block */
+};
+
+static inline bool mlxfw_mfa2_valid_ptr(const struct mlxfw_mfa2_file *mfa2_file,
+ const void *ptr)
+{
+ const void *valid_to = mfa2_file->fw->data + mfa2_file->fw->size;
+ const void *valid_from = mfa2_file->fw->data;
+
+ return ptr > valid_from && ptr < valid_to;
+}
+
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_format.h b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_format.h
new file mode 100644
index 0000000..dd66737
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_format.h
@@ -0,0 +1,103 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_format.h
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _MLXFW_MFA2_FORMAT_H
+#define _MLXFW_MFA2_FORMAT_H
+
+#include "mlxfw_mfa2_file.h"
+#include "mlxfw_mfa2_tlv.h"
+
+enum mlxfw_mfa2_tlv_type {
+ MLXFW_MFA2_TLV_MULTI_PART = 0x01,
+ MLXFW_MFA2_TLV_PACKAGE_DESCRIPTOR = 0x02,
+ MLXFW_MFA2_TLV_COMPONENT_DESCRIPTOR = 0x04,
+ MLXFW_MFA2_TLV_COMPONENT_PTR = 0x22,
+ MLXFW_MFA2_TLV_PSID = 0x2A,
+};
+
+enum mlxfw_mfa2_compression_type {
+ MLXFW_MFA2_COMPRESSION_TYPE_NONE,
+ MLXFW_MFA2_COMPRESSION_TYPE_XZ,
+};
+
+struct mlxfw_mfa2_tlv_package_descriptor {
+ __be16 num_components;
+ __be16 num_devices;
+ __be32 cb_offset;
+ __be32 cb_archive_size;
+ __be32 cb_size_h;
+ __be32 cb_size_l;
+ u8 padding[3];
+ u8 cv_compression;
+ __be32 user_data_offset;
+} __packed;
+
+MLXFW_MFA2_TLV(package_descriptor, struct mlxfw_mfa2_tlv_package_descriptor,
+ MLXFW_MFA2_TLV_PACKAGE_DESCRIPTOR);
+
+struct mlxfw_mfa2_tlv_multi {
+ __be16 num_extensions;
+ __be16 total_len;
+} __packed;
+
+MLXFW_MFA2_TLV(multi, struct mlxfw_mfa2_tlv_multi,
+ MLXFW_MFA2_TLV_MULTI_PART);
+
+struct mlxfw_mfa2_tlv_psid {
+ u8 psid[0];
+} __packed;
+
+MLXFW_MFA2_TLV_VARSIZE(psid, struct mlxfw_mfa2_tlv_psid,
+ MLXFW_MFA2_TLV_PSID);
+
+struct mlxfw_mfa2_tlv_component_ptr {
+ __be16 storage_id;
+ __be16 component_index;
+ __be32 storage_address;
+} __packed;
+
+MLXFW_MFA2_TLV(component_ptr, struct mlxfw_mfa2_tlv_component_ptr,
+ MLXFW_MFA2_TLV_COMPONENT_PTR);
+
+struct mlxfw_mfa2_tlv_component_descriptor {
+ __be16 pldm_classification;
+ __be16 identifier;
+ __be32 cb_offset_h;
+ __be32 cb_offset_l;
+ __be32 size;
+} __packed;
+
+MLXFW_MFA2_TLV(component_descriptor, struct mlxfw_mfa2_tlv_component_descriptor,
+ MLXFW_MFA2_TLV_COMPONENT_DESCRIPTOR);
+
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv.h b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv.h
new file mode 100644
index 0000000..cc013e7
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv.h
@@ -0,0 +1,98 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv.h
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _MLXFW_MFA2_TLV_H
+#define _MLXFW_MFA2_TLV_H
+
+#include <linux/kernel.h>
+#include "mlxfw_mfa2_file.h"
+
+struct mlxfw_mfa2_tlv {
+ u8 version;
+ u8 type;
+ __be16 len;
+ u8 data[0];
+} __packed;
+
+static inline const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_get(const struct mlxfw_mfa2_file *mfa2_file, const void *ptr)
+{
+ if (!mlxfw_mfa2_valid_ptr(mfa2_file, ptr) ||
+ !mlxfw_mfa2_valid_ptr(mfa2_file, ptr + sizeof(struct mlxfw_mfa2_tlv)))
+ return NULL;
+ return ptr;
+}
+
+static inline const void *
+mlxfw_mfa2_tlv_payload_get(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *tlv, u8 payload_type,
+ size_t payload_size, bool varsize)
+{
+ void *tlv_top;
+
+ tlv_top = (void *) tlv + be16_to_cpu(tlv->len) - 1;
+ if (!mlxfw_mfa2_valid_ptr(mfa2_file, tlv) ||
+ !mlxfw_mfa2_valid_ptr(mfa2_file, tlv_top))
+ return NULL;
+ if (tlv->type != payload_type)
+ return NULL;
+ if (varsize && (be16_to_cpu(tlv->len) < payload_size))
+ return NULL;
+ if (!varsize && (be16_to_cpu(tlv->len) != payload_size))
+ return NULL;
+
+ return tlv->data;
+}
+
+#define MLXFW_MFA2_TLV(name, payload_type, tlv_type) \
+static inline const payload_type * \
+mlxfw_mfa2_tlv_ ## name ## _get(const struct mlxfw_mfa2_file *mfa2_file, \
+ const struct mlxfw_mfa2_tlv *tlv) \
+{ \
+ return mlxfw_mfa2_tlv_payload_get(mfa2_file, tlv, \
+ tlv_type, sizeof(payload_type), \
+ false); \
+}
+
+#define MLXFW_MFA2_TLV_VARSIZE(name, payload_type, tlv_type) \
+static inline const payload_type * \
+mlxfw_mfa2_tlv_ ## name ## _get(const struct mlxfw_mfa2_file *mfa2_file, \
+ const struct mlxfw_mfa2_tlv *tlv) \
+{ \
+ return mlxfw_mfa2_tlv_payload_get(mfa2_file, tlv, \
+ tlv_type, sizeof(payload_type), \
+ true); \
+}
+
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c
new file mode 100644
index 0000000..0094b92
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c
@@ -0,0 +1,126 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define pr_fmt(fmt) "MFA2: " fmt
+
+#include "mlxfw_mfa2_tlv_multi.h"
+#include <uapi/linux/netlink.h>
+
+#define MLXFW_MFA2_TLV_TOTAL_SIZE(tlv) \
+ NLA_ALIGN(sizeof(*(tlv)) + be16_to_cpu((tlv)->len))
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_multi_child(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi)
+{
+ size_t multi_len;
+
+ multi_len = NLA_ALIGN(sizeof(struct mlxfw_mfa2_tlv_multi));
+ return mlxfw_mfa2_tlv_get(mfa2_file, (void *) multi + multi_len);
+}
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_next(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *tlv)
+{
+ const struct mlxfw_mfa2_tlv_multi *multi;
+ u16 tlv_len;
+ void *next;
+
+ tlv_len = MLXFW_MFA2_TLV_TOTAL_SIZE(tlv);
+
+ if (tlv->type == MLXFW_MFA2_TLV_MULTI_PART) {
+ multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, tlv);
+ tlv_len = NLA_ALIGN(tlv_len + be16_to_cpu(multi->total_len));
+ }
+
+ next = (void *) tlv + tlv_len;
+ return mlxfw_mfa2_tlv_get(mfa2_file, next);
+}
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_advance(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *from_tlv, u16 count)
+{
+ const struct mlxfw_mfa2_tlv *tlv;
+ u16 idx;
+
+ mlxfw_mfa2_tlv_foreach(mfa2_file, tlv, idx, from_tlv, count)
+ if (!tlv)
+ return NULL;
+ return tlv;
+}
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_multi_child_find(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi,
+ enum mlxfw_mfa2_tlv_type type, u16 index)
+{
+ const struct mlxfw_mfa2_tlv *tlv;
+ u16 skip = 0;
+ u16 idx;
+
+ mlxfw_mfa2_tlv_multi_foreach(mfa2_file, tlv, idx, multi) {
+ if (!tlv) {
+ pr_err("TLV parsing error\n");
+ return NULL;
+ }
+ if (tlv->type == type)
+ if (skip++ == index)
+ return tlv;
+ }
+ return NULL;
+}
+
+int mlxfw_mfa2_tlv_multi_child_count(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi,
+ enum mlxfw_mfa2_tlv_type type,
+ u16 *p_count)
+{
+ const struct mlxfw_mfa2_tlv *tlv;
+ u16 count = 0;
+ u16 idx;
+
+ mlxfw_mfa2_tlv_multi_foreach(mfa2_file, tlv, idx, multi) {
+ if (!tlv) {
+ pr_err("TLV parsing error\n");
+ return -EINVAL;
+ }
+
+ if (tlv->type == type)
+ count++;
+ }
+ *p_count = count;
+ return 0;
+}
diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.h b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.h
new file mode 100644
index 0000000..2c66789
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.h
@@ -0,0 +1,71 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.h
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _MLXFW_MFA2_TLV_MULTI_H
+#define _MLXFW_MFA2_TLV_MULTI_H
+
+#include "mlxfw_mfa2_tlv.h"
+#include "mlxfw_mfa2_format.h"
+#include "mlxfw_mfa2_file.h"
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_multi_child(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi);
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_next(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *tlv);
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_advance(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv *from_tlv, u16 count);
+
+const struct mlxfw_mfa2_tlv *
+mlxfw_mfa2_tlv_multi_child_find(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi,
+ enum mlxfw_mfa2_tlv_type type, u16 index);
+
+int mlxfw_mfa2_tlv_multi_child_count(const struct mlxfw_mfa2_file *mfa2_file,
+ const struct mlxfw_mfa2_tlv_multi *multi,
+ enum mlxfw_mfa2_tlv_type type,
+ u16 *p_count);
+
+#define mlxfw_mfa2_tlv_foreach(mfa2_file, tlv, idx, from_tlv, count) \
+ for (idx = 0, tlv = from_tlv; idx < (count); \
+ idx++, tlv = mlxfw_mfa2_tlv_next(mfa2_file, tlv))
+
+#define mlxfw_mfa2_tlv_multi_foreach(mfa2_file, tlv, idx, multi) \
+ mlxfw_mfa2_tlv_foreach(mfa2_file, tlv, idx, \
+ mlxfw_mfa2_tlv_multi_child(mfa2_file, multi), \
+ be16_to_cpu(multi->num_extensions) + 1)
+#endif
diff --git a/drivers/net/ethernet/mellanox/mlxsw/Kconfig b/drivers/net/ethernet/mellanox/mlxsw/Kconfig
index ef23eae..695adff 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/Kconfig
+++ b/drivers/net/ethernet/mellanox/mlxsw/Kconfig
@@ -74,7 +74,9 @@ config MLXSW_SPECTRUM
tristate "Mellanox Technologies Spectrum support"
depends on MLXSW_CORE && MLXSW_PCI && NET_SWITCHDEV && VLAN_8021Q
depends on PSAMPLE || PSAMPLE=n
+ depends on BRIDGE || BRIDGE=n
select PARMAN
+ select MLXFW
default m
---help---
This driver supports Mellanox Technologies Spectrum Ethernet
diff --git a/drivers/net/ethernet/mellanox/mlxsw/Makefile b/drivers/net/ethernet/mellanox/mlxsw/Makefile
index 2fb8c65..62fc42f 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/Makefile
+++ b/drivers/net/ethernet/mellanox/mlxsw/Makefile
@@ -16,7 +16,8 @@ mlxsw_spectrum-objs := spectrum.o spectrum_buffers.o \
spectrum_switchdev.o spectrum_router.o \
spectrum_kvdl.o spectrum_acl_tcam.o \
spectrum_acl.o spectrum_flower.o \
- spectrum_cnt.o spectrum_dpipe.o
+ spectrum_cnt.o spectrum_dpipe.o \
+ spectrum_fid.o
mlxsw_spectrum-$(CONFIG_MLXSW_SPECTRUM_DCB) += spectrum_dcb.o
obj-$(CONFIG_MLXSW_MINIMAL) += mlxsw_minimal.o
mlxsw_minimal-objs := minimal.o
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index 7fb3539..6e966af 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -344,15 +344,17 @@ struct mlxsw_bus {
u8 features;
};
+struct mlxsw_fw_rev {
+ u16 major;
+ u16 minor;
+ u16 subminor;
+};
+
struct mlxsw_bus_info {
const char *device_kind;
const char *device_name;
struct device *dev;
- struct {
- u16 major;
- u16 minor;
- u16 subminor;
- } fw_rev;
+ struct mlxsw_fw_rev fw_rev;
u8 vsd[MLXSW_CMD_BOARDINFO_VSD_LEN];
u8 psid[MLXSW_CMD_BOARDINFO_PSID_LEN];
};
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index 46304ff..5ae1101 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -40,6 +40,7 @@
#include <linux/list.h>
#include "item.h"
+#include "trap.h"
#include "core_acl_flex_actions.h"
enum mlxsw_afa_set_type {
@@ -662,6 +663,16 @@ EXPORT_SYMBOL(mlxsw_afa_block_append_vlan_modify);
#define MLXSW_AFA_TRAPDISC_CODE 0x03
#define MLXSW_AFA_TRAPDISC_SIZE 1
+enum mlxsw_afa_trapdisc_trap_action {
+ MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP = 0,
+ MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP = 2,
+};
+
+/* afa_trapdisc_trap_action
+ * Trap Action.
+ */
+MLXSW_ITEM32(afa, trapdisc, trap_action, 0x00, 24, 4);
+
enum mlxsw_afa_trapdisc_forward_action {
MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD = 3,
};
@@ -671,11 +682,20 @@ enum mlxsw_afa_trapdisc_forward_action {
*/
MLXSW_ITEM32(afa, trapdisc, forward_action, 0x00, 0, 4);
+/* afa_trapdisc_trap_id
+ * Trap ID to configure.
+ */
+MLXSW_ITEM32(afa, trapdisc, trap_id, 0x04, 0, 9);
+
static inline void
mlxsw_afa_trapdisc_pack(char *payload,
- enum mlxsw_afa_trapdisc_forward_action forward_action)
+ enum mlxsw_afa_trapdisc_trap_action trap_action,
+ enum mlxsw_afa_trapdisc_forward_action forward_action,
+ u16 trap_id)
{
+ mlxsw_afa_trapdisc_trap_action_set(payload, trap_action);
mlxsw_afa_trapdisc_forward_action_set(payload, forward_action);
+ mlxsw_afa_trapdisc_trap_id_set(payload, trap_id);
}
int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block)
@@ -686,11 +706,27 @@ int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block)
if (!act)
return -ENOBUFS;
- mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD);
+ mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
+ MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD, 0);
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_drop);
+int mlxsw_afa_block_append_trap(struct mlxsw_afa_block *block)
+{
+ char *act = mlxsw_afa_block_append_action(block,
+ MLXSW_AFA_TRAPDISC_CODE,
+ MLXSW_AFA_TRAPDISC_SIZE);
+
+ if (!act)
+ return -ENOBUFS;
+ mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
+ MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD,
+ MLXSW_TRAP_ID_ACL0);
+ return 0;
+}
+EXPORT_SYMBOL(mlxsw_afa_block_append_trap);
+
/* Forwarding Action
* -----------------
* Forwarding Action can be used to implement Policy Based Switching (PBS)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
index bd8b91d..f99c341 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
@@ -60,6 +60,7 @@ u32 mlxsw_afa_block_first_set_kvdl_index(struct mlxsw_afa_block *block);
void mlxsw_afa_block_continue(struct mlxsw_afa_block *block);
void mlxsw_afa_block_jump(struct mlxsw_afa_block *block, u16 group_id);
int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block);
+int mlxsw_afa_block_append_trap(struct mlxsw_afa_block *block);
int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block *block,
u8 local_port, bool in_port);
int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h
index c75e914..9807ef8 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h
@@ -56,6 +56,7 @@ enum mlxsw_afk_element {
MLXSW_AFK_ELEMENT_SRC_L4_PORT,
MLXSW_AFK_ELEMENT_VID,
MLXSW_AFK_ELEMENT_PCP,
+ MLXSW_AFK_ELEMENT_TCP_FLAGS,
MLXSW_AFK_ELEMENT_MAX,
};
@@ -102,6 +103,7 @@ static const struct mlxsw_afk_element_info mlxsw_afk_element_infos[] = {
MLXSW_AFK_ELEMENT_INFO_U32(IP_PROTO, 0x10, 0, 8),
MLXSW_AFK_ELEMENT_INFO_U32(VID, 0x10, 8, 12),
MLXSW_AFK_ELEMENT_INFO_U32(PCP, 0x10, 20, 3),
+ MLXSW_AFK_ELEMENT_INFO_U32(TCP_FLAGS, 0x10, 23, 9),
MLXSW_AFK_ELEMENT_INFO_U32(SRC_IP4, 0x18, 0, 32),
MLXSW_AFK_ELEMENT_INFO_U32(DST_IP4, 0x1C, 0, 32),
MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP6_HI, 0x18, 8),
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
index 0af3338..a644120 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
@@ -155,7 +155,7 @@ MLXSW_ITEM32(pci, cqe, byte_count, 0x04, 0, 14);
/* pci_cqe_trap_id
* Trap ID that captured the packet.
*/
-MLXSW_ITEM32(pci, cqe, trap_id, 0x08, 0, 8);
+MLXSW_ITEM32(pci, cqe, trap_id, 0x08, 0, 9);
/* pci_cqe_crc
* Length include CRC. Indicates the length field includes
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 83b277c..1bd34d9 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -958,7 +958,7 @@ enum mlxsw_flood_table_type {
MLXSW_REG_SFGC_TABLE_TYPE_VID = 1,
MLXSW_REG_SFGC_TABLE_TYPE_SINGLE = 2,
MLXSW_REG_SFGC_TABLE_TYPE_ANY = 0,
- MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST = 3,
+ MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFSET = 3,
MLXSW_REG_SFGC_TABLE_TYPE_FID = 4,
};
@@ -5491,6 +5491,81 @@ static inline void mlxsw_reg_mtmp_unpack(char *payload, unsigned int *p_temp,
mlxsw_reg_mtmp_sensor_name_memcpy_from(payload, sensor_name);
}
+/* MCIA - Management Cable Info Access
+ * -----------------------------------
+ * MCIA register is used to access the SFP+ and QSFP connector's EPROM.
+ */
+
+#define MLXSW_REG_MCIA_ID 0x9014
+#define MLXSW_REG_MCIA_LEN 0x40
+
+MLXSW_REG_DEFINE(mcia, MLXSW_REG_MCIA_ID, MLXSW_REG_MCIA_LEN);
+
+/* reg_mcia_l
+ * Lock bit. Setting this bit will lock the access to the specific
+ * cable. Used for updating a full page in a cable EPROM. Any access
+ * other then subsequence writes will fail while the port is locked.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcia, l, 0x00, 31, 1);
+
+/* reg_mcia_module
+ * Module number.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, mcia, module, 0x00, 16, 8);
+
+/* reg_mcia_status
+ * Module status.
+ * Access: RO
+ */
+MLXSW_ITEM32(reg, mcia, status, 0x00, 0, 8);
+
+/* reg_mcia_i2c_device_address
+ * I2C device address.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcia, i2c_device_address, 0x04, 24, 8);
+
+/* reg_mcia_page_number
+ * Page number.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcia, page_number, 0x04, 16, 8);
+
+/* reg_mcia_device_address
+ * Device address.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcia, device_address, 0x04, 0, 16);
+
+/* reg_mcia_size
+ * Number of bytes to read/write (up to 48 bytes).
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcia, size, 0x08, 0, 16);
+
+#define MLXSW_SP_REG_MCIA_EEPROM_SIZE 48
+
+/* reg_mcia_eeprom
+ * Bytes to read/write.
+ * Access: RW
+ */
+MLXSW_ITEM_BUF(reg, mcia, eeprom, 0x10, MLXSW_SP_REG_MCIA_EEPROM_SIZE);
+
+static inline void mlxsw_reg_mcia_pack(char *payload, u8 module, u8 lock,
+ u8 page_number, u16 device_addr,
+ u8 size, u8 i2c_device_addr)
+{
+ MLXSW_REG_ZERO(mcia, payload);
+ mlxsw_reg_mcia_module_set(payload, module);
+ mlxsw_reg_mcia_l_set(payload, lock);
+ mlxsw_reg_mcia_page_number_set(payload, page_number);
+ mlxsw_reg_mcia_device_address_set(payload, device_addr);
+ mlxsw_reg_mcia_size_set(payload, size);
+ mlxsw_reg_mcia_i2c_device_address_set(payload, i2c_device_addr);
+}
+
/* MPAT - Monitoring Port Analyzer Table
* -------------------------------------
* MPAT Register is used to query and configure the Switch PortAnalyzer Table.
@@ -5643,6 +5718,222 @@ static inline void mlxsw_reg_mlcr_pack(char *payload, u8 local_port,
MLXSW_REG_MLCR_DURATION_MAX : 0);
}
+/* MCQI - Management Component Query Information
+ * ---------------------------------------------
+ * This register allows querying information about firmware components.
+ */
+#define MLXSW_REG_MCQI_ID 0x9061
+#define MLXSW_REG_MCQI_BASE_LEN 0x18
+#define MLXSW_REG_MCQI_CAP_LEN 0x14
+#define MLXSW_REG_MCQI_LEN (MLXSW_REG_MCQI_BASE_LEN + MLXSW_REG_MCQI_CAP_LEN)
+
+MLXSW_REG_DEFINE(mcqi, MLXSW_REG_MCQI_ID, MLXSW_REG_MCQI_LEN);
+
+/* reg_mcqi_component_index
+ * Index of the accessed component.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, mcqi, component_index, 0x00, 0, 16);
+
+enum mlxfw_reg_mcqi_info_type {
+ MLXSW_REG_MCQI_INFO_TYPE_CAPABILITIES,
+};
+
+/* reg_mcqi_info_type
+ * Component properties set.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcqi, info_type, 0x08, 0, 5);
+
+/* reg_mcqi_offset
+ * The requested/returned data offset from the section start, given in bytes.
+ * Must be DWORD aligned.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcqi, offset, 0x10, 0, 32);
+
+/* reg_mcqi_data_size
+ * The requested/returned data size, given in bytes. If data_size is not DWORD
+ * aligned, the last bytes are zero padded.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcqi, data_size, 0x14, 0, 16);
+
+/* reg_mcqi_cap_max_component_size
+ * Maximum size for this component, given in bytes.
+ * Access: RO
+ */
+MLXSW_ITEM32(reg, mcqi, cap_max_component_size, 0x20, 0, 32);
+
+/* reg_mcqi_cap_log_mcda_word_size
+ * Log 2 of the access word size in bytes. Read and write access must be aligned
+ * to the word size. Write access must be done for an integer number of words.
+ * Access: RO
+ */
+MLXSW_ITEM32(reg, mcqi, cap_log_mcda_word_size, 0x24, 28, 4);
+
+/* reg_mcqi_cap_mcda_max_write_size
+ * Maximal write size for MCDA register
+ * Access: RO
+ */
+MLXSW_ITEM32(reg, mcqi, cap_mcda_max_write_size, 0x24, 0, 16);
+
+static inline void mlxsw_reg_mcqi_pack(char *payload, u16 component_index)
+{
+ MLXSW_REG_ZERO(mcqi, payload);
+ mlxsw_reg_mcqi_component_index_set(payload, component_index);
+ mlxsw_reg_mcqi_info_type_set(payload,
+ MLXSW_REG_MCQI_INFO_TYPE_CAPABILITIES);
+ mlxsw_reg_mcqi_offset_set(payload, 0);
+ mlxsw_reg_mcqi_data_size_set(payload, MLXSW_REG_MCQI_CAP_LEN);
+}
+
+static inline void mlxsw_reg_mcqi_unpack(char *payload,
+ u32 *p_cap_max_component_size,
+ u8 *p_cap_log_mcda_word_size,
+ u16 *p_cap_mcda_max_write_size)
+{
+ *p_cap_max_component_size =
+ mlxsw_reg_mcqi_cap_max_component_size_get(payload);
+ *p_cap_log_mcda_word_size =
+ mlxsw_reg_mcqi_cap_log_mcda_word_size_get(payload);
+ *p_cap_mcda_max_write_size =
+ mlxsw_reg_mcqi_cap_mcda_max_write_size_get(payload);
+}
+
+/* MCC - Management Component Control
+ * ----------------------------------
+ * Controls the firmware component and updates the FSM.
+ */
+#define MLXSW_REG_MCC_ID 0x9062
+#define MLXSW_REG_MCC_LEN 0x1C
+
+MLXSW_REG_DEFINE(mcc, MLXSW_REG_MCC_ID, MLXSW_REG_MCC_LEN);
+
+enum mlxsw_reg_mcc_instruction {
+ MLXSW_REG_MCC_INSTRUCTION_LOCK_UPDATE_HANDLE = 0x01,
+ MLXSW_REG_MCC_INSTRUCTION_RELEASE_UPDATE_HANDLE = 0x02,
+ MLXSW_REG_MCC_INSTRUCTION_UPDATE_COMPONENT = 0x03,
+ MLXSW_REG_MCC_INSTRUCTION_VERIFY_COMPONENT = 0x04,
+ MLXSW_REG_MCC_INSTRUCTION_ACTIVATE = 0x06,
+ MLXSW_REG_MCC_INSTRUCTION_CANCEL = 0x08,
+};
+
+/* reg_mcc_instruction
+ * Command to be executed by the FSM.
+ * Applicable for write operation only.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcc, instruction, 0x00, 0, 8);
+
+/* reg_mcc_component_index
+ * Index of the accessed component. Applicable only for commands that
+ * refer to components. Otherwise, this field is reserved.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, mcc, component_index, 0x04, 0, 16);
+
+/* reg_mcc_update_handle
+ * Token representing the current flow executed by the FSM.
+ * Access: WO
+ */
+MLXSW_ITEM32(reg, mcc, update_handle, 0x08, 0, 24);
+
+/* reg_mcc_error_code
+ * Indicates the successful completion of the instruction, or the reason it
+ * failed
+ * Access: RO
+ */
+MLXSW_ITEM32(reg, mcc, error_code, 0x0C, 8, 8);
+
+/* reg_mcc_control_state
+ * Current FSM state
+ * Access: RO
+ */
+MLXSW_ITEM32(reg, mcc, control_state, 0x0C, 0, 4);
+
+/* reg_mcc_component_size
+ * Component size in bytes. Valid for UPDATE_COMPONENT instruction. Specifying
+ * the size may shorten the update time. Value 0x0 means that size is
+ * unspecified.
+ * Access: WO
+ */
+MLXSW_ITEM32(reg, mcc, component_size, 0x10, 0, 32);
+
+static inline void mlxsw_reg_mcc_pack(char *payload,
+ enum mlxsw_reg_mcc_instruction instr,
+ u16 component_index, u32 update_handle,
+ u32 component_size)
+{
+ MLXSW_REG_ZERO(mcc, payload);
+ mlxsw_reg_mcc_instruction_set(payload, instr);
+ mlxsw_reg_mcc_component_index_set(payload, component_index);
+ mlxsw_reg_mcc_update_handle_set(payload, update_handle);
+ mlxsw_reg_mcc_component_size_set(payload, component_size);
+}
+
+static inline void mlxsw_reg_mcc_unpack(char *payload, u32 *p_update_handle,
+ u8 *p_error_code, u8 *p_control_state)
+{
+ if (p_update_handle)
+ *p_update_handle = mlxsw_reg_mcc_update_handle_get(payload);
+ if (p_error_code)
+ *p_error_code = mlxsw_reg_mcc_error_code_get(payload);
+ if (p_control_state)
+ *p_control_state = mlxsw_reg_mcc_control_state_get(payload);
+}
+
+/* MCDA - Management Component Data Access
+ * ---------------------------------------
+ * This register allows reading and writing a firmware component.
+ */
+#define MLXSW_REG_MCDA_ID 0x9063
+#define MLXSW_REG_MCDA_BASE_LEN 0x10
+#define MLXSW_REG_MCDA_MAX_DATA_LEN 0x80
+#define MLXSW_REG_MCDA_LEN \
+ (MLXSW_REG_MCDA_BASE_LEN + MLXSW_REG_MCDA_MAX_DATA_LEN)
+
+MLXSW_REG_DEFINE(mcda, MLXSW_REG_MCDA_ID, MLXSW_REG_MCDA_LEN);
+
+/* reg_mcda_update_handle
+ * Token representing the current flow executed by the FSM.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcda, update_handle, 0x00, 0, 24);
+
+/* reg_mcda_offset
+ * Offset of accessed address relative to component start. Accesses must be in
+ * accordance to log_mcda_word_size in MCQI reg.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcda, offset, 0x04, 0, 32);
+
+/* reg_mcda_size
+ * Size of the data accessed, given in bytes.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mcda, size, 0x08, 0, 16);
+
+/* reg_mcda_data
+ * Data block accessed.
+ * Access: RW
+ */
+MLXSW_ITEM32_INDEXED(reg, mcda, data, 0x10, 0, 32, 4, 0, false);
+
+static inline void mlxsw_reg_mcda_pack(char *payload, u32 update_handle,
+ u32 offset, u16 size, u8 *data)
+{
+ int i;
+
+ MLXSW_REG_ZERO(mcda, payload);
+ mlxsw_reg_mcda_update_handle_set(payload, update_handle);
+ mlxsw_reg_mcda_offset_set(payload, offset);
+ mlxsw_reg_mcda_size_set(payload, size);
+
+ for (i = 0; i < size / 4; i++)
+ mlxsw_reg_mcda_data_set(payload, i, *(u32 *) &data[i * 4]);
+}
+
/* MPSC - Monitoring Packet Sampling Configuration Register
* --------------------------------------------------------
* MPSC Register is used to configure the Packet Sampling mechanism.
@@ -6217,10 +6508,14 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(mfsl),
MLXSW_REG(mtcap),
MLXSW_REG(mtmp),
+ MLXSW_REG(mcia),
MLXSW_REG(mpat),
MLXSW_REG(mpar),
MLXSW_REG(mlcr),
MLXSW_REG(mpsc),
+ MLXSW_REG(mcqi),
+ MLXSW_REG(mcc),
+ MLXSW_REG(mcda),
MLXSW_REG(mgpc),
MLXSW_REG(sbpr),
MLXSW_REG(sbcm),
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 88357ce..60bf8f2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -68,6 +68,22 @@
#include "txheader.h"
#include "spectrum_cnt.h"
#include "spectrum_dpipe.h"
+#include "../mlxfw/mlxfw.h"
+
+#define MLXSW_FWREV_MAJOR 13
+#define MLXSW_FWREV_MINOR 1420
+#define MLXSW_FWREV_SUBMINOR 122
+
+static const struct mlxsw_fw_rev mlxsw_sp_supported_fw_rev = {
+ .major = MLXSW_FWREV_MAJOR,
+ .minor = MLXSW_FWREV_MINOR,
+ .subminor = MLXSW_FWREV_SUBMINOR
+};
+
+#define MLXSW_SP_FW_FILENAME \
+ "mellanox/mlxsw_spectrum-" __stringify(MLXSW_FWREV_MAJOR) \
+ "." __stringify(MLXSW_FWREV_MINOR) \
+ "." __stringify(MLXSW_FWREV_SUBMINOR) ".mfa2"
static const char mlxsw_sp_driver_name[] = "mlxsw_spectrum";
static const char mlxsw_sp_driver_version[] = "1.0";
@@ -140,6 +156,223 @@ MLXSW_ITEM32(tx, hdr, fid, 0x08, 0, 16);
*/
MLXSW_ITEM32(tx, hdr, type, 0x0C, 0, 4);
+struct mlxsw_sp_mlxfw_dev {
+ struct mlxfw_dev mlxfw_dev;
+ struct mlxsw_sp *mlxsw_sp;
+};
+
+static int mlxsw_sp_component_query(struct mlxfw_dev *mlxfw_dev,
+ u16 component_index, u32 *p_max_size,
+ u8 *p_align_bits, u16 *p_max_write_size)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcqi_pl[MLXSW_REG_MCQI_LEN];
+ int err;
+
+ mlxsw_reg_mcqi_pack(mcqi_pl, component_index);
+ err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(mcqi), mcqi_pl);
+ if (err)
+ return err;
+ mlxsw_reg_mcqi_unpack(mcqi_pl, p_max_size, p_align_bits,
+ p_max_write_size);
+
+ *p_align_bits = max_t(u8, *p_align_bits, 2);
+ *p_max_write_size = min_t(u16, *p_max_write_size,
+ MLXSW_REG_MCDA_MAX_DATA_LEN);
+ return 0;
+}
+
+static int mlxsw_sp_fsm_lock(struct mlxfw_dev *mlxfw_dev, u32 *fwhandle)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+ u8 control_state;
+ int err;
+
+ mlxsw_reg_mcc_pack(mcc_pl, 0, 0, 0, 0);
+ err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+ if (err)
+ return err;
+
+ mlxsw_reg_mcc_unpack(mcc_pl, fwhandle, NULL, &control_state);
+ if (control_state != MLXFW_FSM_STATE_IDLE)
+ return -EBUSY;
+
+ mlxsw_reg_mcc_pack(mcc_pl,
+ MLXSW_REG_MCC_INSTRUCTION_LOCK_UPDATE_HANDLE,
+ 0, *fwhandle, 0);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+}
+
+static int mlxsw_sp_fsm_component_update(struct mlxfw_dev *mlxfw_dev,
+ u32 fwhandle, u16 component_index,
+ u32 component_size)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+
+ mlxsw_reg_mcc_pack(mcc_pl, MLXSW_REG_MCC_INSTRUCTION_UPDATE_COMPONENT,
+ component_index, fwhandle, component_size);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+}
+
+static int mlxsw_sp_fsm_block_download(struct mlxfw_dev *mlxfw_dev,
+ u32 fwhandle, u8 *data, u16 size,
+ u32 offset)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcda_pl[MLXSW_REG_MCDA_LEN];
+
+ mlxsw_reg_mcda_pack(mcda_pl, fwhandle, offset, size, data);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcda), mcda_pl);
+}
+
+static int mlxsw_sp_fsm_component_verify(struct mlxfw_dev *mlxfw_dev,
+ u32 fwhandle, u16 component_index)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+
+ mlxsw_reg_mcc_pack(mcc_pl, MLXSW_REG_MCC_INSTRUCTION_VERIFY_COMPONENT,
+ component_index, fwhandle, 0);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+}
+
+static int mlxsw_sp_fsm_activate(struct mlxfw_dev *mlxfw_dev, u32 fwhandle)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+
+ mlxsw_reg_mcc_pack(mcc_pl, MLXSW_REG_MCC_INSTRUCTION_ACTIVATE, 0,
+ fwhandle, 0);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+}
+
+static int mlxsw_sp_fsm_query_state(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,
+ enum mlxfw_fsm_state *fsm_state,
+ enum mlxfw_fsm_state_err *fsm_state_err)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+ u8 control_state;
+ u8 error_code;
+ int err;
+
+ mlxsw_reg_mcc_pack(mcc_pl, 0, 0, fwhandle, 0);
+ err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+ if (err)
+ return err;
+
+ mlxsw_reg_mcc_unpack(mcc_pl, NULL, &error_code, &control_state);
+ *fsm_state = control_state;
+ *fsm_state_err = min_t(enum mlxfw_fsm_state_err, error_code,
+ MLXFW_FSM_STATE_ERR_MAX);
+ return 0;
+}
+
+static void mlxsw_sp_fsm_cancel(struct mlxfw_dev *mlxfw_dev, u32 fwhandle)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+
+ mlxsw_reg_mcc_pack(mcc_pl, MLXSW_REG_MCC_INSTRUCTION_CANCEL, 0,
+ fwhandle, 0);
+ mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+}
+
+static void mlxsw_sp_fsm_release(struct mlxfw_dev *mlxfw_dev, u32 fwhandle)
+{
+ struct mlxsw_sp_mlxfw_dev *mlxsw_sp_mlxfw_dev =
+ container_of(mlxfw_dev, struct mlxsw_sp_mlxfw_dev, mlxfw_dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_mlxfw_dev->mlxsw_sp;
+ char mcc_pl[MLXSW_REG_MCC_LEN];
+
+ mlxsw_reg_mcc_pack(mcc_pl,
+ MLXSW_REG_MCC_INSTRUCTION_RELEASE_UPDATE_HANDLE, 0,
+ fwhandle, 0);
+ mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mcc), mcc_pl);
+}
+
+static const struct mlxfw_dev_ops mlxsw_sp_mlxfw_dev_ops = {
+ .component_query = mlxsw_sp_component_query,
+ .fsm_lock = mlxsw_sp_fsm_lock,
+ .fsm_component_update = mlxsw_sp_fsm_component_update,
+ .fsm_block_download = mlxsw_sp_fsm_block_download,
+ .fsm_component_verify = mlxsw_sp_fsm_component_verify,
+ .fsm_activate = mlxsw_sp_fsm_activate,
+ .fsm_query_state = mlxsw_sp_fsm_query_state,
+ .fsm_cancel = mlxsw_sp_fsm_cancel,
+ .fsm_release = mlxsw_sp_fsm_release
+};
+
+static int mlxsw_sp_firmware_flash(struct mlxsw_sp *mlxsw_sp,
+ const struct firmware *firmware)
+{
+ struct mlxsw_sp_mlxfw_dev mlxsw_sp_mlxfw_dev = {
+ .mlxfw_dev = {
+ .ops = &mlxsw_sp_mlxfw_dev_ops,
+ .psid = mlxsw_sp->bus_info->psid,
+ .psid_size = strlen(mlxsw_sp->bus_info->psid),
+ },
+ .mlxsw_sp = mlxsw_sp
+ };
+
+ return mlxfw_firmware_flash(&mlxsw_sp_mlxfw_dev.mlxfw_dev, firmware);
+}
+
+static bool mlxsw_sp_fw_rev_ge(const struct mlxsw_fw_rev *a,
+ const struct mlxsw_fw_rev *b)
+{
+ if (a->major != b->major)
+ return a->major > b->major;
+ if (a->minor != b->minor)
+ return a->minor > b->minor;
+ return a->subminor >= b->subminor;
+}
+
+static int mlxsw_sp_fw_rev_validate(struct mlxsw_sp *mlxsw_sp)
+{
+ const struct mlxsw_fw_rev *rev = &mlxsw_sp->bus_info->fw_rev;
+ const struct firmware *firmware;
+ int err;
+
+ if (mlxsw_sp_fw_rev_ge(rev, &mlxsw_sp_supported_fw_rev))
+ return 0;
+
+ dev_info(mlxsw_sp->bus_info->dev, "The firmware version %d.%d.%d out of data\n",
+ rev->major, rev->minor, rev->subminor);
+ dev_info(mlxsw_sp->bus_info->dev, "Upgrading firmware using file %s\n",
+ MLXSW_SP_FW_FILENAME);
+
+ err = request_firmware_direct(&firmware, MLXSW_SP_FW_FILENAME,
+ mlxsw_sp->bus_info->dev);
+ if (err) {
+ dev_err(mlxsw_sp->bus_info->dev, "Could not request firmware file %s\n",
+ MLXSW_SP_FW_FILENAME);
+ return err;
+ }
+
+ err = mlxsw_sp_firmware_flash(mlxsw_sp, firmware);
+ release_firmware(firmware);
+ return err;
+}
+
int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp,
unsigned int counter_index, u64 *packets,
u64 *bytes)
@@ -210,6 +443,41 @@ static void mlxsw_sp_txhdr_construct(struct sk_buff *skb,
mlxsw_tx_hdr_type_set(txhdr, MLXSW_TXHDR_TYPE_CONTROL);
}
+int mlxsw_sp_port_vid_stp_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
+ u8 state)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ enum mlxsw_reg_spms_state spms_state;
+ char *spms_pl;
+ int err;
+
+ switch (state) {
+ case BR_STATE_FORWARDING:
+ spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
+ break;
+ case BR_STATE_LEARNING:
+ spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
+ break;
+ case BR_STATE_LISTENING: /* fall-through */
+ case BR_STATE_DISABLED: /* fall-through */
+ case BR_STATE_BLOCKING:
+ spms_state = MLXSW_REG_SPMS_STATE_DISCARDING;
+ break;
+ default:
+ BUG();
+ }
+
+ spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL);
+ if (!spms_pl)
+ return -ENOMEM;
+ mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port);
+ mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state);
+
+ err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl);
+ kfree(spms_pl);
+ return err;
+}
+
static int mlxsw_sp_base_mac_get(struct mlxsw_sp *mlxsw_sp)
{
char spad_pl[MLXSW_REG_SPAD_LEN] = {0};
@@ -592,25 +860,16 @@ static int mlxsw_sp_port_mtu_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mtu)
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pmtu), pmtu_pl);
}
-static int __mlxsw_sp_port_swid_set(struct mlxsw_sp *mlxsw_sp, u8 local_port,
- u8 swid)
-{
- char pspa_pl[MLXSW_REG_PSPA_LEN];
-
- mlxsw_reg_pspa_pack(pspa_pl, swid, local_port);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pspa), pspa_pl);
-}
-
static int mlxsw_sp_port_swid_set(struct mlxsw_sp_port *mlxsw_sp_port, u8 swid)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ char pspa_pl[MLXSW_REG_PSPA_LEN];
- return __mlxsw_sp_port_swid_set(mlxsw_sp, mlxsw_sp_port->local_port,
- swid);
+ mlxsw_reg_pspa_pack(pspa_pl, swid, mlxsw_sp_port->local_port);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pspa), pspa_pl);
}
-static int mlxsw_sp_port_vp_mode_set(struct mlxsw_sp_port *mlxsw_sp_port,
- bool enable)
+int mlxsw_sp_port_vp_mode_set(struct mlxsw_sp_port *mlxsw_sp_port, bool enable)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
char svpe_pl[MLXSW_REG_SVPE_LEN];
@@ -619,21 +878,8 @@ static int mlxsw_sp_port_vp_mode_set(struct mlxsw_sp_port *mlxsw_sp_port,
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svpe), svpe_pl);
}
-int mlxsw_sp_port_vid_to_fid_set(struct mlxsw_sp_port *mlxsw_sp_port,
- enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid,
- u16 vid)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char svfa_pl[MLXSW_REG_SVFA_LEN];
-
- mlxsw_reg_svfa_pack(svfa_pl, mlxsw_sp_port->local_port, mt, valid,
- fid, vid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
-}
-
-int __mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end,
- bool learn_enable)
+int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
+ bool learn_enable)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
char *spvmlr_pl;
@@ -642,18 +888,56 @@ int __mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
spvmlr_pl = kmalloc(MLXSW_REG_SPVMLR_LEN, GFP_KERNEL);
if (!spvmlr_pl)
return -ENOMEM;
- mlxsw_reg_spvmlr_pack(spvmlr_pl, mlxsw_sp_port->local_port, vid_begin,
- vid_end, learn_enable);
+ mlxsw_reg_spvmlr_pack(spvmlr_pl, mlxsw_sp_port->local_port, vid, vid,
+ learn_enable);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvmlr), spvmlr_pl);
kfree(spvmlr_pl);
return err;
}
-static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid, bool learn_enable)
+static int __mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ char spvid_pl[MLXSW_REG_SPVID_LEN];
+
+ mlxsw_reg_spvid_pack(spvid_pl, mlxsw_sp_port->local_port, vid);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvid), spvid_pl);
+}
+
+static int mlxsw_sp_port_allow_untagged_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ bool allow)
{
- return __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
- learn_enable);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ char spaft_pl[MLXSW_REG_SPAFT_LEN];
+
+ mlxsw_reg_spaft_pack(spaft_pl, mlxsw_sp_port->local_port, allow);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spaft), spaft_pl);
+}
+
+int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ int err;
+
+ if (!vid) {
+ err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port, false);
+ if (err)
+ return err;
+ } else {
+ err = __mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid);
+ if (err)
+ return err;
+ err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port, true);
+ if (err)
+ goto err_port_allow_untagged_set;
+ }
+
+ mlxsw_sp_port->pvid = vid;
+ return 0;
+
+err_port_allow_untagged_set:
+ __mlxsw_sp_port_pvid_set(mlxsw_sp_port, mlxsw_sp_port->pvid);
+ return err;
}
static int
@@ -683,13 +967,14 @@ static int mlxsw_sp_port_module_info_get(struct mlxsw_sp *mlxsw_sp,
return 0;
}
-static int mlxsw_sp_port_module_map(struct mlxsw_sp *mlxsw_sp, u8 local_port,
+static int mlxsw_sp_port_module_map(struct mlxsw_sp_port *mlxsw_sp_port,
u8 module, u8 width, u8 lane)
{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
char pmlp_pl[MLXSW_REG_PMLP_LEN];
int i;
- mlxsw_reg_pmlp_pack(pmlp_pl, local_port);
+ mlxsw_reg_pmlp_pack(pmlp_pl, mlxsw_sp_port->local_port);
mlxsw_reg_pmlp_width_set(pmlp_pl, width);
for (i = 0; i < width; i++) {
mlxsw_reg_pmlp_module_set(pmlp_pl, i, module);
@@ -699,11 +984,12 @@ static int mlxsw_sp_port_module_map(struct mlxsw_sp *mlxsw_sp, u8 local_port,
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pmlp), pmlp_pl);
}
-static int mlxsw_sp_port_module_unmap(struct mlxsw_sp *mlxsw_sp, u8 local_port)
+static int mlxsw_sp_port_module_unmap(struct mlxsw_sp_port *mlxsw_sp_port)
{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
char pmlp_pl[MLXSW_REG_PMLP_LEN];
- mlxsw_reg_pmlp_pack(pmlp_pl, local_port);
+ mlxsw_reg_pmlp_pack(pmlp_pl, mlxsw_sp_port->local_port);
mlxsw_reg_pmlp_width_set(pmlp_pl, 0);
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pmlp), pmlp_pl);
}
@@ -1100,95 +1386,82 @@ int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin,
return 0;
}
-static int mlxsw_sp_port_vp_mode_trans(struct mlxsw_sp_port *mlxsw_sp_port)
+static void mlxsw_sp_port_vlan_flush(struct mlxsw_sp_port *mlxsw_sp_port)
{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
- u16 vid, last_visited_vid;
- int err;
-
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- err = mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, true, vid,
- vid);
- if (err) {
- last_visited_vid = vid;
- goto err_port_vid_to_fid_set;
- }
- }
-
- err = mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, true);
- if (err) {
- last_visited_vid = VLAN_N_VID;
- goto err_port_vid_to_fid_set;
- }
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan, *tmp;
- return 0;
-
-err_port_vid_to_fid_set:
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, last_visited_vid)
- mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, false, vid,
- vid);
- return err;
+ list_for_each_entry_safe(mlxsw_sp_port_vlan, tmp,
+ &mlxsw_sp_port->vlans_list, list)
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
}
-static int mlxsw_sp_port_vlan_mode_trans(struct mlxsw_sp_port *mlxsw_sp_port)
+static struct mlxsw_sp_port_vlan *
+mlxsw_sp_port_vlan_create(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
- u16 vid;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ bool untagged = vid == 1;
int err;
- err = mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, false);
+ err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, true, untagged);
if (err)
- return err;
+ return ERR_PTR(err);
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- err = mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, false,
- vid, vid);
- if (err)
- return err;
+ mlxsw_sp_port_vlan = kzalloc(sizeof(*mlxsw_sp_port_vlan), GFP_KERNEL);
+ if (!mlxsw_sp_port_vlan) {
+ err = -ENOMEM;
+ goto err_port_vlan_alloc;
}
- return 0;
+ mlxsw_sp_port_vlan->mlxsw_sp_port = mlxsw_sp_port;
+ mlxsw_sp_port_vlan->vid = vid;
+ list_add(&mlxsw_sp_port_vlan->list, &mlxsw_sp_port->vlans_list);
+
+ return mlxsw_sp_port_vlan;
+
+err_port_vlan_alloc:
+ mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, false, false);
+ return ERR_PTR(err);
}
-static struct mlxsw_sp_port *
-mlxsw_sp_port_vport_create(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+static void
+mlxsw_sp_port_vlan_destroy(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- struct mlxsw_sp_port *mlxsw_sp_vport;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
- mlxsw_sp_vport = kzalloc(sizeof(*mlxsw_sp_vport), GFP_KERNEL);
- if (!mlxsw_sp_vport)
- return NULL;
+ list_del(&mlxsw_sp_port_vlan->list);
+ kfree(mlxsw_sp_port_vlan);
+ mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, false, false);
+}
- /* dev will be set correctly after the VLAN device is linked
- * with the real device. In case of bridge SELF invocation, dev
- * will remain as is.
- */
- mlxsw_sp_vport->dev = mlxsw_sp_port->dev;
- mlxsw_sp_vport->mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- mlxsw_sp_vport->local_port = mlxsw_sp_port->local_port;
- mlxsw_sp_vport->stp_state = BR_STATE_FORWARDING;
- mlxsw_sp_vport->lagged = mlxsw_sp_port->lagged;
- mlxsw_sp_vport->lag_id = mlxsw_sp_port->lag_id;
- mlxsw_sp_vport->vport.vid = vid;
+struct mlxsw_sp_port_vlan *
+mlxsw_sp_port_vlan_get(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- list_add(&mlxsw_sp_vport->vport.list, &mlxsw_sp_port->vports_list);
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (mlxsw_sp_port_vlan)
+ return mlxsw_sp_port_vlan;
- return mlxsw_sp_vport;
+ return mlxsw_sp_port_vlan_create(mlxsw_sp_port, vid);
}
-static void mlxsw_sp_port_vport_destroy(struct mlxsw_sp_port *mlxsw_sp_vport)
+void mlxsw_sp_port_vlan_put(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- list_del(&mlxsw_sp_vport->vport.list);
- kfree(mlxsw_sp_vport);
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+
+ if (mlxsw_sp_port_vlan->bridge_port)
+ mlxsw_sp_port_vlan_bridge_leave(mlxsw_sp_port_vlan);
+ else if (fid)
+ mlxsw_sp_port_vlan_router_leave(mlxsw_sp_port_vlan);
+
+ mlxsw_sp_port_vlan_destroy(mlxsw_sp_port_vlan);
}
static int mlxsw_sp_port_add_vid(struct net_device *dev,
__be16 __always_unused proto, u16 vid)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- struct mlxsw_sp_port *mlxsw_sp_vport;
- bool untagged = vid == 1;
- int err;
/* VLAN 0 is added to HW filter when device goes up, but it is
* reserved in our case, so simply return.
@@ -1196,43 +1469,14 @@ static int mlxsw_sp_port_add_vid(struct net_device *dev,
if (!vid)
return 0;
- if (mlxsw_sp_port_vport_find(mlxsw_sp_port, vid))
- return 0;
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_create(mlxsw_sp_port, vid);
- if (!mlxsw_sp_vport)
- return -ENOMEM;
-
- /* When adding the first VLAN interface on a bridged port we need to
- * transition all the active 802.1Q bridge VLANs to use explicit
- * {Port, VID} to FID mappings and set the port's mode to Virtual mode.
- */
- if (list_is_singular(&mlxsw_sp_port->vports_list)) {
- err = mlxsw_sp_port_vp_mode_trans(mlxsw_sp_port);
- if (err)
- goto err_port_vp_mode_trans;
- }
-
- err = mlxsw_sp_port_vlan_set(mlxsw_sp_vport, vid, vid, true, untagged);
- if (err)
- goto err_port_add_vid;
-
- return 0;
-
-err_port_add_vid:
- if (list_is_singular(&mlxsw_sp_port->vports_list))
- mlxsw_sp_port_vlan_mode_trans(mlxsw_sp_port);
-err_port_vp_mode_trans:
- mlxsw_sp_port_vport_destroy(mlxsw_sp_vport);
- return err;
+ return PTR_ERR_OR_ZERO(mlxsw_sp_port_vlan_get(mlxsw_sp_port, vid));
}
static int mlxsw_sp_port_kill_vid(struct net_device *dev,
__be16 __always_unused proto, u16 vid)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- struct mlxsw_sp_port *mlxsw_sp_vport;
- struct mlxsw_sp_fid *f;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
/* VLAN 0 is removed from HW filter when device goes down, but
* it is reserved in our case, so simply return.
@@ -1240,27 +1484,10 @@ static int mlxsw_sp_port_kill_vid(struct net_device *dev,
if (!vid)
return 0;
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- if (WARN_ON(!mlxsw_sp_vport))
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (!mlxsw_sp_port_vlan)
return 0;
-
- mlxsw_sp_port_vlan_set(mlxsw_sp_vport, vid, vid, false, false);
-
- /* Drop FID reference. If this was the last reference the
- * resources will be freed.
- */
- f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
- if (f && !WARN_ON(!f->leave))
- f->leave(mlxsw_sp_vport);
-
- /* When removing the last VLAN interface on a bridged port we need to
- * transition all active 802.1Q bridge VLANs to use VID to FID
- * mappings and set port's mode to VLAN mode.
- */
- if (list_is_singular(&mlxsw_sp_port->vports_list))
- mlxsw_sp_port_vlan_mode_trans(mlxsw_sp_port);
-
- mlxsw_sp_port_vport_destroy(mlxsw_sp_vport);
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
return 0;
}
@@ -1466,11 +1693,15 @@ static void mlxsw_sp_port_del_cls_matchall(struct mlxsw_sp_port *mlxsw_sp_port,
}
static int mlxsw_sp_setup_tc(struct net_device *dev, u32 handle,
- __be16 proto, struct tc_to_netdev *tc)
+ u32 chain_index, __be16 proto,
+ struct tc_to_netdev *tc)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
bool ingress = TC_H_MAJ(handle) == TC_H_MAJ(TC_H_INGRESS);
+ if (chain_index)
+ return -EOPNOTSUPP;
+
switch (tc->type) {
case TC_SETUP_MATCHALL:
switch (tc->cls_mall->command) {
@@ -1519,12 +1750,6 @@ static const struct net_device_ops mlxsw_sp_port_netdev_ops = {
.ndo_get_offload_stats = mlxsw_sp_port_get_offload_stats,
.ndo_vlan_rx_add_vid = mlxsw_sp_port_add_vid,
.ndo_vlan_rx_kill_vid = mlxsw_sp_port_kill_vid,
- .ndo_fdb_add = switchdev_port_fdb_add,
- .ndo_fdb_del = switchdev_port_fdb_del,
- .ndo_fdb_dump = switchdev_port_fdb_dump,
- .ndo_bridge_setlink = switchdev_port_bridge_setlink,
- .ndo_bridge_getlink = switchdev_port_bridge_getlink,
- .ndo_bridge_dellink = switchdev_port_bridge_dellink,
.ndo_get_phys_port_name = mlxsw_sp_port_get_phys_port_name,
};
@@ -2269,6 +2494,160 @@ mlxsw_sp_port_set_link_ksettings(struct net_device *dev,
return 0;
}
+static int mlxsw_sp_flash_device(struct net_device *dev,
+ struct ethtool_flash *flash)
+{
+ struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ const struct firmware *firmware;
+ int err;
+
+ if (flash->region != ETHTOOL_FLASH_ALL_REGIONS)
+ return -EOPNOTSUPP;
+
+ dev_hold(dev);
+ rtnl_unlock();
+
+ err = request_firmware_direct(&firmware, flash->data, &dev->dev);
+ if (err)
+ goto out;
+ err = mlxsw_sp_firmware_flash(mlxsw_sp, firmware);
+ release_firmware(firmware);
+out:
+ rtnl_lock();
+ dev_put(dev);
+ return err;
+}
+
+#define MLXSW_SP_QSFP_I2C_ADDR 0x50
+
+static int mlxsw_sp_query_module_eeprom(struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 offset, u16 size, void *data,
+ unsigned int *p_read_size)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ char eeprom_tmp[MLXSW_SP_REG_MCIA_EEPROM_SIZE];
+ char mcia_pl[MLXSW_REG_MCIA_LEN];
+ int status;
+ int err;
+
+ size = min_t(u16, size, MLXSW_SP_REG_MCIA_EEPROM_SIZE);
+ mlxsw_reg_mcia_pack(mcia_pl, mlxsw_sp_port->mapping.module,
+ 0, 0, offset, size, MLXSW_SP_QSFP_I2C_ADDR);
+
+ err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(mcia), mcia_pl);
+ if (err)
+ return err;
+
+ status = mlxsw_reg_mcia_status_get(mcia_pl);
+ if (status)
+ return -EIO;
+
+ mlxsw_reg_mcia_eeprom_memcpy_from(mcia_pl, eeprom_tmp);
+ memcpy(data, eeprom_tmp, size);
+ *p_read_size = size;
+
+ return 0;
+}
+
+enum mlxsw_sp_eeprom_module_info_rev_id {
+ MLXSW_SP_EEPROM_MODULE_INFO_REV_ID_UNSPC = 0x00,
+ MLXSW_SP_EEPROM_MODULE_INFO_REV_ID_8436 = 0x01,
+ MLXSW_SP_EEPROM_MODULE_INFO_REV_ID_8636 = 0x03,
+};
+
+enum mlxsw_sp_eeprom_module_info_id {
+ MLXSW_SP_EEPROM_MODULE_INFO_ID_SFP = 0x03,
+ MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP = 0x0C,
+ MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP_PLUS = 0x0D,
+ MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP28 = 0x11,
+};
+
+enum mlxsw_sp_eeprom_module_info {
+ MLXSW_SP_EEPROM_MODULE_INFO_ID,
+ MLXSW_SP_EEPROM_MODULE_INFO_REV_ID,
+ MLXSW_SP_EEPROM_MODULE_INFO_SIZE,
+};
+
+static int mlxsw_sp_get_module_info(struct net_device *netdev,
+ struct ethtool_modinfo *modinfo)
+{
+ struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev);
+ u8 module_info[MLXSW_SP_EEPROM_MODULE_INFO_SIZE];
+ u8 module_rev_id, module_id;
+ unsigned int read_size;
+ int err;
+
+ err = mlxsw_sp_query_module_eeprom(mlxsw_sp_port, 0,
+ MLXSW_SP_EEPROM_MODULE_INFO_SIZE,
+ module_info, &read_size);
+ if (err)
+ return err;
+
+ if (read_size < MLXSW_SP_EEPROM_MODULE_INFO_SIZE)
+ return -EIO;
+
+ module_rev_id = module_info[MLXSW_SP_EEPROM_MODULE_INFO_REV_ID];
+ module_id = module_info[MLXSW_SP_EEPROM_MODULE_INFO_ID];
+
+ switch (module_id) {
+ case MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP:
+ modinfo->type = ETH_MODULE_SFF_8436;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
+ break;
+ case MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP_PLUS:
+ case MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP28:
+ if (module_id == MLXSW_SP_EEPROM_MODULE_INFO_ID_QSFP28 ||
+ module_rev_id >= MLXSW_SP_EEPROM_MODULE_INFO_REV_ID_8636) {
+ modinfo->type = ETH_MODULE_SFF_8636;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
+ } else {
+ modinfo->type = ETH_MODULE_SFF_8436;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
+ }
+ break;
+ case MLXSW_SP_EEPROM_MODULE_INFO_ID_SFP:
+ modinfo->type = ETH_MODULE_SFF_8472;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int mlxsw_sp_get_module_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *ee,
+ u8 *data)
+{
+ struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev);
+ int offset = ee->offset;
+ unsigned int read_size;
+ int i = 0;
+ int err;
+
+ if (!ee->len)
+ return -EINVAL;
+
+ memset(data, 0, ee->len);
+
+ while (i < ee->len) {
+ err = mlxsw_sp_query_module_eeprom(mlxsw_sp_port, offset,
+ ee->len - i, data + i,
+ &read_size);
+ if (err) {
+ netdev_err(mlxsw_sp_port->dev, "Eeprom query failed\n");
+ return err;
+ }
+
+ i += read_size;
+ offset += read_size;
+ }
+
+ return 0;
+}
+
static const struct ethtool_ops mlxsw_sp_port_ethtool_ops = {
.get_drvinfo = mlxsw_sp_port_get_drvinfo,
.get_link = ethtool_op_get_link,
@@ -2280,6 +2659,9 @@ static const struct ethtool_ops mlxsw_sp_port_ethtool_ops = {
.get_sset_count = mlxsw_sp_port_get_sset_count,
.get_link_ksettings = mlxsw_sp_port_get_link_ksettings,
.set_link_ksettings = mlxsw_sp_port_set_link_ksettings,
+ .flash_device = mlxsw_sp_flash_device,
+ .get_module_info = mlxsw_sp_get_module_info,
+ .get_module_eeprom = mlxsw_sp_get_module_eeprom,
};
static int
@@ -2398,51 +2780,38 @@ static int mlxsw_sp_port_ets_init(struct mlxsw_sp_port *mlxsw_sp_port)
return 0;
}
-static int mlxsw_sp_port_pvid_vport_create(struct mlxsw_sp_port *mlxsw_sp_port)
-{
- mlxsw_sp_port->pvid = 1;
-
- return mlxsw_sp_port_add_vid(mlxsw_sp_port->dev, 0, 1);
-}
-
-static int mlxsw_sp_port_pvid_vport_destroy(struct mlxsw_sp_port *mlxsw_sp_port)
-{
- return mlxsw_sp_port_kill_vid(mlxsw_sp_port->dev, 0, 1);
-}
-
-static int __mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
- bool split, u8 module, u8 width, u8 lane)
+static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
+ bool split, u8 module, u8 width, u8 lane)
{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
struct mlxsw_sp_port *mlxsw_sp_port;
struct net_device *dev;
- size_t bytes;
int err;
+ err = mlxsw_core_port_init(mlxsw_sp->core, local_port);
+ if (err) {
+ dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to init core port\n",
+ local_port);
+ return err;
+ }
+
dev = alloc_etherdev(sizeof(struct mlxsw_sp_port));
- if (!dev)
- return -ENOMEM;
+ if (!dev) {
+ err = -ENOMEM;
+ goto err_alloc_etherdev;
+ }
SET_NETDEV_DEV(dev, mlxsw_sp->bus_info->dev);
mlxsw_sp_port = netdev_priv(dev);
mlxsw_sp_port->dev = dev;
mlxsw_sp_port->mlxsw_sp = mlxsw_sp;
mlxsw_sp_port->local_port = local_port;
+ mlxsw_sp_port->pvid = 1;
mlxsw_sp_port->split = split;
mlxsw_sp_port->mapping.module = module;
mlxsw_sp_port->mapping.width = width;
mlxsw_sp_port->mapping.lane = lane;
mlxsw_sp_port->link.autoneg = 1;
- bytes = DIV_ROUND_UP(VLAN_N_VID, BITS_PER_BYTE);
- mlxsw_sp_port->active_vlans = kzalloc(bytes, GFP_KERNEL);
- if (!mlxsw_sp_port->active_vlans) {
- err = -ENOMEM;
- goto err_port_active_vlans_alloc;
- }
- mlxsw_sp_port->untagged_vlans = kzalloc(bytes, GFP_KERNEL);
- if (!mlxsw_sp_port->untagged_vlans) {
- err = -ENOMEM;
- goto err_port_untagged_vlans_alloc;
- }
- INIT_LIST_HEAD(&mlxsw_sp_port->vports_list);
+ INIT_LIST_HEAD(&mlxsw_sp_port->vlans_list);
INIT_LIST_HEAD(&mlxsw_sp_port->mall_tc_list);
mlxsw_sp_port->pcpu_stats =
@@ -2472,6 +2841,13 @@ static int __mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
dev->netdev_ops = &mlxsw_sp_port_netdev_ops;
dev->ethtool_ops = &mlxsw_sp_port_ethtool_ops;
+ err = mlxsw_sp_port_module_map(mlxsw_sp_port, module, width, lane);
+ if (err) {
+ dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to map module\n",
+ mlxsw_sp_port->local_port);
+ goto err_port_module_map;
+ }
+
err = mlxsw_sp_port_swid_set(mlxsw_sp_port, 0);
if (err) {
dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to set SWID\n",
@@ -2547,11 +2923,18 @@ static int __mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
goto err_port_dcb_init;
}
- err = mlxsw_sp_port_pvid_vport_create(mlxsw_sp_port);
+ err = mlxsw_sp_port_fids_init(mlxsw_sp_port);
if (err) {
- dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to create PVID vPort\n",
+ dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to initialize FIDs\n",
mlxsw_sp_port->local_port);
- goto err_port_pvid_vport_create;
+ goto err_port_fids_init;
+ }
+
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_get(mlxsw_sp_port, 1);
+ if (IS_ERR(mlxsw_sp_port_vlan)) {
+ dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to create VID 1\n",
+ mlxsw_sp_port->local_port);
+ goto err_port_vlan_get;
}
mlxsw_sp_port_switchdev_init(mlxsw_sp_port);
@@ -2572,8 +2955,10 @@ static int __mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
err_register_netdev:
mlxsw_sp->ports[local_port] = NULL;
mlxsw_sp_port_switchdev_fini(mlxsw_sp_port);
- mlxsw_sp_port_pvid_vport_destroy(mlxsw_sp_port);
-err_port_pvid_vport_create:
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
+err_port_vlan_get:
+ mlxsw_sp_port_fids_fini(mlxsw_sp_port);
+err_port_fids_init:
mlxsw_sp_port_dcb_fini(mlxsw_sp_port);
err_port_dcb_init:
err_port_ets_init:
@@ -2585,43 +2970,21 @@ err_port_system_port_mapping_set:
err_dev_addr_init:
mlxsw_sp_port_swid_set(mlxsw_sp_port, MLXSW_PORT_SWID_DISABLED_PORT);
err_port_swid_set:
+ mlxsw_sp_port_module_unmap(mlxsw_sp_port);
+err_port_module_map:
kfree(mlxsw_sp_port->hw_stats.cache);
err_alloc_hw_stats:
kfree(mlxsw_sp_port->sample);
err_alloc_sample:
free_percpu(mlxsw_sp_port->pcpu_stats);
err_alloc_stats:
- kfree(mlxsw_sp_port->untagged_vlans);
-err_port_untagged_vlans_alloc:
- kfree(mlxsw_sp_port->active_vlans);
-err_port_active_vlans_alloc:
free_netdev(dev);
- return err;
-}
-
-static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
- bool split, u8 module, u8 width, u8 lane)
-{
- int err;
-
- err = mlxsw_core_port_init(mlxsw_sp->core, local_port);
- if (err) {
- dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to init core port\n",
- local_port);
- return err;
- }
- err = __mlxsw_sp_port_create(mlxsw_sp, local_port, split,
- module, width, lane);
- if (err)
- goto err_port_create;
- return 0;
-
-err_port_create:
+err_alloc_etherdev:
mlxsw_core_port_fini(mlxsw_sp->core, local_port);
return err;
}
-static void __mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
+static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
{
struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp->ports[local_port];
@@ -2630,22 +2993,16 @@ static void __mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
unregister_netdev(mlxsw_sp_port->dev); /* This calls ndo_stop */
mlxsw_sp->ports[local_port] = NULL;
mlxsw_sp_port_switchdev_fini(mlxsw_sp_port);
- mlxsw_sp_port_pvid_vport_destroy(mlxsw_sp_port);
+ mlxsw_sp_port_vlan_flush(mlxsw_sp_port);
+ mlxsw_sp_port_fids_fini(mlxsw_sp_port);
mlxsw_sp_port_dcb_fini(mlxsw_sp_port);
mlxsw_sp_port_swid_set(mlxsw_sp_port, MLXSW_PORT_SWID_DISABLED_PORT);
- mlxsw_sp_port_module_unmap(mlxsw_sp, mlxsw_sp_port->local_port);
+ mlxsw_sp_port_module_unmap(mlxsw_sp_port);
kfree(mlxsw_sp_port->hw_stats.cache);
kfree(mlxsw_sp_port->sample);
free_percpu(mlxsw_sp_port->pcpu_stats);
- kfree(mlxsw_sp_port->untagged_vlans);
- kfree(mlxsw_sp_port->active_vlans);
- WARN_ON_ONCE(!list_empty(&mlxsw_sp_port->vports_list));
+ WARN_ON_ONCE(!list_empty(&mlxsw_sp_port->vlans_list));
free_netdev(mlxsw_sp_port->dev);
-}
-
-static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
-{
- __mlxsw_sp_port_remove(mlxsw_sp, local_port);
mlxsw_core_port_fini(mlxsw_sp->core, local_port);
}
@@ -2724,19 +3081,6 @@ static int mlxsw_sp_port_split_create(struct mlxsw_sp *mlxsw_sp, u8 base_port,
int err, i;
for (i = 0; i < count; i++) {
- err = mlxsw_sp_port_module_map(mlxsw_sp, base_port + i, module,
- width, i * width);
- if (err)
- goto err_port_module_map;
- }
-
- for (i = 0; i < count; i++) {
- err = __mlxsw_sp_port_swid_set(mlxsw_sp, base_port + i, 0);
- if (err)
- goto err_port_swid_set;
- }
-
- for (i = 0; i < count; i++) {
err = mlxsw_sp_port_create(mlxsw_sp, base_port + i, true,
module, width, i * width);
if (err)
@@ -2749,15 +3093,6 @@ err_port_create:
for (i--; i >= 0; i--)
if (mlxsw_sp_port_created(mlxsw_sp, base_port + i))
mlxsw_sp_port_remove(mlxsw_sp, base_port + i);
- i = count;
-err_port_swid_set:
- for (i--; i >= 0; i--)
- __mlxsw_sp_port_swid_set(mlxsw_sp, base_port + i,
- MLXSW_PORT_SWID_DISABLED_PORT);
- i = count;
-err_port_module_map:
- for (i--; i >= 0; i--)
- mlxsw_sp_port_module_unmap(mlxsw_sp, base_port + i);
return err;
}
@@ -2776,17 +3111,6 @@ static void mlxsw_sp_port_unsplit_create(struct mlxsw_sp *mlxsw_sp,
local_port = base_port + i * 2;
module = mlxsw_sp->port_to_module[local_port];
- mlxsw_sp_port_module_map(mlxsw_sp, local_port, module, width,
- 0);
- }
-
- for (i = 0; i < count; i++)
- __mlxsw_sp_port_swid_set(mlxsw_sp, base_port + i * 2, 0);
-
- for (i = 0; i < count; i++) {
- local_port = base_port + i * 2;
- module = mlxsw_sp->port_to_module[local_port];
-
mlxsw_sp_port_create(mlxsw_sp, local_port, false, module,
width, 0);
}
@@ -3020,7 +3344,9 @@ static const struct mlxsw_listener mlxsw_sp_listener[] = {
MLXSW_SP_RXL_NO_MARK(BGP_IPV4, TRAP_TO_CPU, BGP_IPV4, false),
/* PKT Sample trap */
MLXSW_RXL(mlxsw_sp_rx_listener_sample_func, PKT_SAMPLE, MIRROR_TO_CPU,
- false, SP_IP2ME, DISCARD)
+ false, SP_IP2ME, DISCARD),
+ /* ACL trap */
+ MLXSW_SP_RXL_NO_MARK(ACL0, TRAP_TO_CPU, IP2ME, false),
};
static int mlxsw_sp_cpu_policers_set(struct mlxsw_core *mlxsw_core)
@@ -3192,57 +3518,6 @@ static void mlxsw_sp_traps_fini(struct mlxsw_sp *mlxsw_sp)
}
}
-static int __mlxsw_sp_flood_init(struct mlxsw_core *mlxsw_core,
- enum mlxsw_reg_sfgc_type type,
- enum mlxsw_reg_sfgc_bridge_type bridge_type)
-{
- enum mlxsw_flood_table_type table_type;
- enum mlxsw_sp_flood_table flood_table;
- char sfgc_pl[MLXSW_REG_SFGC_LEN];
-
- if (bridge_type == MLXSW_REG_SFGC_BRIDGE_TYPE_VFID)
- table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID;
- else
- table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST;
-
- switch (type) {
- case MLXSW_REG_SFGC_TYPE_UNKNOWN_UNICAST:
- flood_table = MLXSW_SP_FLOOD_TABLE_UC;
- break;
- case MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV4:
- flood_table = MLXSW_SP_FLOOD_TABLE_MC;
- break;
- default:
- flood_table = MLXSW_SP_FLOOD_TABLE_BC;
- }
-
- mlxsw_reg_sfgc_pack(sfgc_pl, type, bridge_type, table_type,
- flood_table);
- return mlxsw_reg_write(mlxsw_core, MLXSW_REG(sfgc), sfgc_pl);
-}
-
-static int mlxsw_sp_flood_init(struct mlxsw_sp *mlxsw_sp)
-{
- int type, err;
-
- for (type = 0; type < MLXSW_REG_SFGC_TYPE_MAX; type++) {
- if (type == MLXSW_REG_SFGC_TYPE_RESERVED)
- continue;
-
- err = __mlxsw_sp_flood_init(mlxsw_sp->core, type,
- MLXSW_REG_SFGC_BRIDGE_TYPE_VFID);
- if (err)
- return err;
-
- err = __mlxsw_sp_flood_init(mlxsw_sp->core, type,
- MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID);
- if (err)
- return err;
- }
-
- return 0;
-}
-
static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp)
{
char slcr_pl[MLXSW_REG_SLCR_LEN];
@@ -3290,18 +3565,6 @@ static int mlxsw_sp_basic_trap_groups_set(struct mlxsw_core *mlxsw_core)
return mlxsw_reg_write(mlxsw_core, MLXSW_REG(htgt), htgt_pl);
}
-static int mlxsw_sp_vfid_op(struct mlxsw_sp *mlxsw_sp, u16 fid, bool create);
-
-static int mlxsw_sp_dummy_fid_init(struct mlxsw_sp *mlxsw_sp)
-{
- return mlxsw_sp_vfid_op(mlxsw_sp, MLXSW_SP_DUMMY_FID, true);
-}
-
-static void mlxsw_sp_dummy_fid_fini(struct mlxsw_sp *mlxsw_sp)
-{
- mlxsw_sp_vfid_op(mlxsw_sp, MLXSW_SP_DUMMY_FID, false);
-}
-
static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
const struct mlxsw_bus_info *mlxsw_bus_info)
{
@@ -3310,9 +3573,12 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
mlxsw_sp->core = mlxsw_core;
mlxsw_sp->bus_info = mlxsw_bus_info;
- INIT_LIST_HEAD(&mlxsw_sp->fids);
- INIT_LIST_HEAD(&mlxsw_sp->vfids.list);
- INIT_LIST_HEAD(&mlxsw_sp->br_mids.list);
+
+ err = mlxsw_sp_fw_rev_validate(mlxsw_sp);
+ if (err) {
+ dev_err(mlxsw_sp->bus_info->dev, "Could not upgrade firmware\n");
+ return err;
+ }
err = mlxsw_sp_base_mac_get(mlxsw_sp);
if (err) {
@@ -3320,16 +3586,16 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
return err;
}
- err = mlxsw_sp_traps_init(mlxsw_sp);
+ err = mlxsw_sp_fids_init(mlxsw_sp);
if (err) {
- dev_err(mlxsw_sp->bus_info->dev, "Failed to set traps\n");
+ dev_err(mlxsw_sp->bus_info->dev, "Failed to initialize FIDs\n");
return err;
}
- err = mlxsw_sp_flood_init(mlxsw_sp);
+ err = mlxsw_sp_traps_init(mlxsw_sp);
if (err) {
- dev_err(mlxsw_sp->bus_info->dev, "Failed to initialize flood tables\n");
- goto err_flood_init;
+ dev_err(mlxsw_sp->bus_info->dev, "Failed to set traps\n");
+ goto err_traps_init;
}
err = mlxsw_sp_buffers_init(mlxsw_sp);
@@ -3380,12 +3646,6 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
goto err_dpipe_init;
}
- err = mlxsw_sp_dummy_fid_init(mlxsw_sp);
- if (err) {
- dev_err(mlxsw_sp->bus_info->dev, "Failed to init dummy FID\n");
- goto err_dummy_fid_init;
- }
-
err = mlxsw_sp_ports_create(mlxsw_sp);
if (err) {
dev_err(mlxsw_sp->bus_info->dev, "Failed to create ports\n");
@@ -3395,8 +3655,6 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
return 0;
err_ports_create:
- mlxsw_sp_dummy_fid_fini(mlxsw_sp);
-err_dummy_fid_init:
mlxsw_sp_dpipe_fini(mlxsw_sp);
err_dpipe_init:
mlxsw_sp_counter_pool_fini(mlxsw_sp);
@@ -3413,8 +3671,9 @@ err_switchdev_init:
err_lag_init:
mlxsw_sp_buffers_fini(mlxsw_sp);
err_buffers_init:
-err_flood_init:
mlxsw_sp_traps_fini(mlxsw_sp);
+err_traps_init:
+ mlxsw_sp_fids_fini(mlxsw_sp);
return err;
}
@@ -3423,7 +3682,6 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core)
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
mlxsw_sp_ports_remove(mlxsw_sp);
- mlxsw_sp_dummy_fid_fini(mlxsw_sp);
mlxsw_sp_dpipe_fini(mlxsw_sp);
mlxsw_sp_counter_pool_fini(mlxsw_sp);
mlxsw_sp_acl_fini(mlxsw_sp);
@@ -3433,8 +3691,7 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core)
mlxsw_sp_lag_fini(mlxsw_sp);
mlxsw_sp_buffers_fini(mlxsw_sp);
mlxsw_sp_traps_fini(mlxsw_sp);
- WARN_ON(!list_empty(&mlxsw_sp->vfids.list));
- WARN_ON(!list_empty(&mlxsw_sp->fids));
+ mlxsw_sp_fids_fini(mlxsw_sp);
}
static struct mlxsw_config_profile mlxsw_sp_config_profile = {
@@ -3450,7 +3707,7 @@ static struct mlxsw_config_profile mlxsw_sp_config_profile = {
.max_fid_offset_flood_tables = 3,
.fid_offset_flood_table_size = VLAN_N_VID - 1,
.max_fid_flood_tables = 3,
- .fid_flood_table_size = MLXSW_SP_VFID_MAX,
+ .fid_flood_table_size = MLXSW_SP_FID_8021D_MAX,
.used_max_ib_mc = 1,
.max_ib_mc = 0,
.used_max_pkey = 1,
@@ -3510,7 +3767,7 @@ static int mlxsw_sp_lower_dev_walk(struct net_device *lower_dev, void *data)
return ret;
}
-static struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find(struct net_device *dev)
+struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find(struct net_device *dev)
{
struct mlxsw_sp_port *mlxsw_sp_port;
@@ -3531,7 +3788,7 @@ struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev)
return mlxsw_sp_port ? mlxsw_sp_port->mlxsw_sp : NULL;
}
-static struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find_rcu(struct net_device *dev)
+struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find_rcu(struct net_device *dev)
{
struct mlxsw_sp_port *mlxsw_sp_port;
@@ -3562,176 +3819,6 @@ void mlxsw_sp_port_dev_put(struct mlxsw_sp_port *mlxsw_sp_port)
dev_put(mlxsw_sp_port->dev);
}
-static bool mlxsw_sp_lag_port_fid_member(struct mlxsw_sp_port *lag_port,
- u16 fid)
-{
- if (mlxsw_sp_fid_is_vfid(fid))
- return mlxsw_sp_port_vport_find_by_fid(lag_port, fid);
- else
- return test_bit(fid, lag_port->active_vlans);
-}
-
-static bool mlxsw_sp_port_fdb_should_flush(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- u8 local_port = mlxsw_sp_port->local_port;
- u16 lag_id = mlxsw_sp_port->lag_id;
- u64 max_lag_members;
- int i, count = 0;
-
- if (!mlxsw_sp_port->lagged)
- return true;
-
- max_lag_members = MLXSW_CORE_RES_GET(mlxsw_sp->core,
- MAX_LAG_MEMBERS);
- for (i = 0; i < max_lag_members; i++) {
- struct mlxsw_sp_port *lag_port;
-
- lag_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
- if (!lag_port || lag_port->local_port == local_port)
- continue;
- if (mlxsw_sp_lag_port_fid_member(lag_port, fid))
- count++;
- }
-
- return !count;
-}
-
-static int
-mlxsw_sp_port_fdb_flush_by_port_fid(const struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char sfdf_pl[MLXSW_REG_SFDF_LEN];
-
- mlxsw_reg_sfdf_pack(sfdf_pl, MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID);
- mlxsw_reg_sfdf_fid_set(sfdf_pl, fid);
- mlxsw_reg_sfdf_port_fid_system_port_set(sfdf_pl,
- mlxsw_sp_port->local_port);
-
- netdev_dbg(mlxsw_sp_port->dev, "FDB flushed using Port=%d, FID=%d\n",
- mlxsw_sp_port->local_port, fid);
-
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl);
-}
-
-static int
-mlxsw_sp_port_fdb_flush_by_lag_id_fid(const struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char sfdf_pl[MLXSW_REG_SFDF_LEN];
-
- mlxsw_reg_sfdf_pack(sfdf_pl, MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID);
- mlxsw_reg_sfdf_fid_set(sfdf_pl, fid);
- mlxsw_reg_sfdf_lag_fid_lag_id_set(sfdf_pl, mlxsw_sp_port->lag_id);
-
- netdev_dbg(mlxsw_sp_port->dev, "FDB flushed using LAG ID=%d, FID=%d\n",
- mlxsw_sp_port->lag_id, fid);
-
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl);
-}
-
-int mlxsw_sp_port_fdb_flush(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid)
-{
- if (!mlxsw_sp_port_fdb_should_flush(mlxsw_sp_port, fid))
- return 0;
-
- if (mlxsw_sp_port->lagged)
- return mlxsw_sp_port_fdb_flush_by_lag_id_fid(mlxsw_sp_port,
- fid);
- else
- return mlxsw_sp_port_fdb_flush_by_port_fid(mlxsw_sp_port, fid);
-}
-
-static void mlxsw_sp_master_bridge_gone_sync(struct mlxsw_sp *mlxsw_sp)
-{
- struct mlxsw_sp_fid *f, *tmp;
-
- list_for_each_entry_safe(f, tmp, &mlxsw_sp->fids, list)
- if (--f->ref_count == 0)
- mlxsw_sp_fid_destroy(mlxsw_sp, f);
- else
- WARN_ON_ONCE(1);
-}
-
-static bool mlxsw_sp_master_bridge_check(struct mlxsw_sp *mlxsw_sp,
- struct net_device *br_dev)
-{
- return !mlxsw_sp->master_bridge.dev ||
- mlxsw_sp->master_bridge.dev == br_dev;
-}
-
-static void mlxsw_sp_master_bridge_inc(struct mlxsw_sp *mlxsw_sp,
- struct net_device *br_dev)
-{
- mlxsw_sp->master_bridge.dev = br_dev;
- mlxsw_sp->master_bridge.ref_count++;
-}
-
-static void mlxsw_sp_master_bridge_dec(struct mlxsw_sp *mlxsw_sp)
-{
- if (--mlxsw_sp->master_bridge.ref_count == 0) {
- mlxsw_sp->master_bridge.dev = NULL;
- /* It's possible upper VLAN devices are still holding
- * references to underlying FIDs. Drop the reference
- * and release the resources if it was the last one.
- * If it wasn't, then something bad happened.
- */
- mlxsw_sp_master_bridge_gone_sync(mlxsw_sp);
- }
-}
-
-static int mlxsw_sp_port_bridge_join(struct mlxsw_sp_port *mlxsw_sp_port,
- struct net_device *br_dev)
-{
- struct net_device *dev = mlxsw_sp_port->dev;
- int err;
-
- /* When port is not bridged untagged packets are tagged with
- * PVID=VID=1, thereby creating an implicit VLAN interface in
- * the device. Remove it and let bridge code take care of its
- * own VLANs.
- */
- err = mlxsw_sp_port_kill_vid(dev, 0, 1);
- if (err)
- return err;
-
- mlxsw_sp_master_bridge_inc(mlxsw_sp_port->mlxsw_sp, br_dev);
-
- mlxsw_sp_port->learning = 1;
- mlxsw_sp_port->learning_sync = 1;
- mlxsw_sp_port->uc_flood = 1;
- mlxsw_sp_port->mc_flood = 1;
- mlxsw_sp_port->mc_router = 0;
- mlxsw_sp_port->mc_disabled = 1;
- mlxsw_sp_port->bridged = 1;
-
- return 0;
-}
-
-static void mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port)
-{
- struct net_device *dev = mlxsw_sp_port->dev;
-
- mlxsw_sp_port_pvid_set(mlxsw_sp_port, 1);
-
- mlxsw_sp_master_bridge_dec(mlxsw_sp_port->mlxsw_sp);
-
- mlxsw_sp_port->learning = 0;
- mlxsw_sp_port->learning_sync = 0;
- mlxsw_sp_port->uc_flood = 0;
- mlxsw_sp_port->mc_flood = 0;
- mlxsw_sp_port->mc_router = 0;
- mlxsw_sp_port->bridged = 0;
-
- /* Add implicit VLAN interface in the device, so that untagged
- * packets will be classified to the default vFID.
- */
- mlxsw_sp_port_add_vid(dev, 0, 1);
-}
-
static int mlxsw_sp_lag_create(struct mlxsw_sp *mlxsw_sp, u16 lag_id)
{
char sldr_pl[MLXSW_REG_SLDR_LEN];
@@ -3850,51 +3937,11 @@ static int mlxsw_sp_port_lag_index_get(struct mlxsw_sp *mlxsw_sp,
return -EBUSY;
}
-static void
-mlxsw_sp_port_pvid_vport_lag_join(struct mlxsw_sp_port *mlxsw_sp_port,
- struct net_device *lag_dev, u16 lag_id)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
- struct mlxsw_sp_fid *f;
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, 1);
- if (WARN_ON(!mlxsw_sp_vport))
- return;
-
- /* If vPort is assigned a RIF, then leave it since it's no
- * longer valid.
- */
- f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
- if (f)
- f->leave(mlxsw_sp_vport);
-
- mlxsw_sp_vport->lag_id = lag_id;
- mlxsw_sp_vport->lagged = 1;
- mlxsw_sp_vport->dev = lag_dev;
-}
-
-static void
-mlxsw_sp_port_pvid_vport_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
- struct mlxsw_sp_fid *f;
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, 1);
- if (WARN_ON(!mlxsw_sp_vport))
- return;
-
- f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
- if (f)
- f->leave(mlxsw_sp_vport);
-
- mlxsw_sp_vport->dev = mlxsw_sp_port->dev;
- mlxsw_sp_vport->lagged = 0;
-}
-
static int mlxsw_sp_port_lag_join(struct mlxsw_sp_port *mlxsw_sp_port,
struct net_device *lag_dev)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
struct mlxsw_sp_upper *lag;
u16 lag_id;
u8 port_index;
@@ -3927,7 +3974,10 @@ static int mlxsw_sp_port_lag_join(struct mlxsw_sp_port *mlxsw_sp_port,
mlxsw_sp_port->lagged = 1;
lag->ref_count++;
- mlxsw_sp_port_pvid_vport_lag_join(mlxsw_sp_port, lag_dev, lag_id);
+ /* Port is no longer usable as a router interface */
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, 1);
+ if (mlxsw_sp_port_vlan->fid)
+ mlxsw_sp_port_vlan_router_leave(mlxsw_sp_port_vlan);
return 0;
@@ -3954,10 +4004,8 @@ static void mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port,
mlxsw_sp_lag_col_port_disable(mlxsw_sp_port, lag_id);
mlxsw_sp_lag_col_port_remove(mlxsw_sp_port, lag_id);
- if (mlxsw_sp_port->bridged) {
- mlxsw_sp_port_active_vlans_del(mlxsw_sp_port);
- mlxsw_sp_port_bridge_leave(mlxsw_sp_port);
- }
+ /* Any VLANs configured on the port are no longer valid */
+ mlxsw_sp_port_vlan_flush(mlxsw_sp_port);
if (lag->ref_count == 1)
mlxsw_sp_lag_destroy(mlxsw_sp, lag_id);
@@ -3967,7 +4015,9 @@ static void mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port,
mlxsw_sp_port->lagged = 0;
lag->ref_count--;
- mlxsw_sp_port_pvid_vport_lag_leave(mlxsw_sp_port);
+ mlxsw_sp_port_vlan_get(mlxsw_sp_port, 1);
+ /* Make sure untagged frames are allowed to ingress */
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, 1);
}
static int mlxsw_sp_lag_dist_port_add(struct mlxsw_sp_port *mlxsw_sp_port,
@@ -4009,34 +4059,6 @@ static int mlxsw_sp_port_lag_changed(struct mlxsw_sp_port *mlxsw_sp_port,
return mlxsw_sp_port_lag_tx_en_set(mlxsw_sp_port, info->tx_enabled);
}
-static int mlxsw_sp_port_vlan_link(struct mlxsw_sp_port *mlxsw_sp_port,
- struct net_device *vlan_dev)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
- u16 vid = vlan_dev_vlan_id(vlan_dev);
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- if (WARN_ON(!mlxsw_sp_vport))
- return -EINVAL;
-
- mlxsw_sp_vport->dev = vlan_dev;
-
- return 0;
-}
-
-static void mlxsw_sp_port_vlan_unlink(struct mlxsw_sp_port *mlxsw_sp_port,
- struct net_device *vlan_dev)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
- u16 vid = vlan_dev_vlan_id(vlan_dev);
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- if (WARN_ON(!mlxsw_sp_vport))
- return;
-
- mlxsw_sp_vport->dev = mlxsw_sp_port->dev;
-}
-
static int mlxsw_sp_port_stp_set(struct mlxsw_sp_port *mlxsw_sp_port,
bool enable)
{
@@ -4066,9 +4088,12 @@ static int mlxsw_sp_port_ovs_join(struct mlxsw_sp_port *mlxsw_sp_port)
{
int err;
- err = mlxsw_sp_port_stp_set(mlxsw_sp_port, true);
+ err = mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, true);
if (err)
return err;
+ err = mlxsw_sp_port_stp_set(mlxsw_sp_port, true);
+ if (err)
+ goto err_port_stp_set;
err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, 2, VLAN_N_VID - 1,
true, false);
if (err)
@@ -4077,6 +4102,8 @@ static int mlxsw_sp_port_ovs_join(struct mlxsw_sp_port *mlxsw_sp_port)
err_port_vlan_set:
mlxsw_sp_port_stp_set(mlxsw_sp_port, false);
+err_port_stp_set:
+ mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, false);
return err;
}
@@ -4085,9 +4112,11 @@ static void mlxsw_sp_port_ovs_leave(struct mlxsw_sp_port *mlxsw_sp_port)
mlxsw_sp_port_vlan_set(mlxsw_sp_port, 2, VLAN_N_VID - 1,
false, false);
mlxsw_sp_port_stp_set(mlxsw_sp_port, false);
+ mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, false);
}
-static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev,
+static int mlxsw_sp_netdevice_port_upper_event(struct net_device *lower_dev,
+ struct net_device *dev,
unsigned long event, void *ptr)
{
struct netdev_notifier_changeupper_info *info;
@@ -4110,10 +4139,6 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev,
return -EINVAL;
if (!info->linking)
break;
- /* HW limitation forbids to put ports to multiple bridges. */
- if (netif_is_bridge_master(upper_dev) &&
- !mlxsw_sp_master_bridge_check(mlxsw_sp, upper_dev))
- return -EINVAL;
if (netif_is_lag_master(upper_dev) &&
!mlxsw_sp_master_lag_check(mlxsw_sp, upper_dev,
info->upper_info))
@@ -4130,19 +4155,15 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev,
break;
case NETDEV_CHANGEUPPER:
upper_dev = info->upper_dev;
- if (is_vlan_dev(upper_dev)) {
- if (info->linking)
- err = mlxsw_sp_port_vlan_link(mlxsw_sp_port,
- upper_dev);
- else
- mlxsw_sp_port_vlan_unlink(mlxsw_sp_port,
- upper_dev);
- } else if (netif_is_bridge_master(upper_dev)) {
+ if (netif_is_bridge_master(upper_dev)) {
if (info->linking)
err = mlxsw_sp_port_bridge_join(mlxsw_sp_port,
+ lower_dev,
upper_dev);
else
- mlxsw_sp_port_bridge_leave(mlxsw_sp_port);
+ mlxsw_sp_port_bridge_leave(mlxsw_sp_port,
+ lower_dev,
+ upper_dev);
} else if (netif_is_lag_master(upper_dev)) {
if (info->linking)
err = mlxsw_sp_port_lag_join(mlxsw_sp_port,
@@ -4155,9 +4176,6 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev,
err = mlxsw_sp_port_ovs_join(mlxsw_sp_port);
else
mlxsw_sp_port_ovs_leave(mlxsw_sp_port);
- } else {
- err = -EINVAL;
- WARN_ON(1);
}
break;
}
@@ -4189,15 +4207,18 @@ static int mlxsw_sp_netdevice_port_lower_event(struct net_device *dev,
return 0;
}
-static int mlxsw_sp_netdevice_port_event(struct net_device *dev,
+static int mlxsw_sp_netdevice_port_event(struct net_device *lower_dev,
+ struct net_device *port_dev,
unsigned long event, void *ptr)
{
switch (event) {
case NETDEV_PRECHANGEUPPER:
case NETDEV_CHANGEUPPER:
- return mlxsw_sp_netdevice_port_upper_event(dev, event, ptr);
+ return mlxsw_sp_netdevice_port_upper_event(lower_dev, port_dev,
+ event, ptr);
case NETDEV_CHANGELOWERSTATE:
- return mlxsw_sp_netdevice_port_lower_event(dev, event, ptr);
+ return mlxsw_sp_netdevice_port_lower_event(port_dev, event,
+ ptr);
}
return 0;
@@ -4212,7 +4233,8 @@ static int mlxsw_sp_netdevice_lag_event(struct net_device *lag_dev,
netdev_for_each_lower_dev(lag_dev, dev, iter) {
if (mlxsw_sp_port_dev_check(dev)) {
- ret = mlxsw_sp_netdevice_port_event(dev, event, ptr);
+ ret = mlxsw_sp_netdevice_port_event(lag_dev, dev, event,
+ ptr);
if (ret)
return ret;
}
@@ -4221,322 +4243,33 @@ static int mlxsw_sp_netdevice_lag_event(struct net_device *lag_dev,
return 0;
}
-static int mlxsw_sp_master_bridge_vlan_link(struct mlxsw_sp *mlxsw_sp,
- struct net_device *vlan_dev)
-{
- u16 fid = vlan_dev_vlan_id(vlan_dev);
- struct mlxsw_sp_fid *f;
-
- f = mlxsw_sp_fid_find(mlxsw_sp, fid);
- if (!f) {
- f = mlxsw_sp_fid_create(mlxsw_sp, fid);
- if (IS_ERR(f))
- return PTR_ERR(f);
- }
-
- f->ref_count++;
-
- return 0;
-}
-
-static void mlxsw_sp_master_bridge_vlan_unlink(struct mlxsw_sp *mlxsw_sp,
- struct net_device *vlan_dev)
-{
- u16 fid = vlan_dev_vlan_id(vlan_dev);
- struct mlxsw_sp_fid *f;
-
- f = mlxsw_sp_fid_find(mlxsw_sp, fid);
- if (f && f->rif)
- mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif);
- if (f && --f->ref_count == 0)
- mlxsw_sp_fid_destroy(mlxsw_sp, f);
-}
-
-static int mlxsw_sp_netdevice_bridge_event(struct net_device *br_dev,
- unsigned long event, void *ptr)
-{
- struct netdev_notifier_changeupper_info *info;
- struct net_device *upper_dev;
- struct mlxsw_sp *mlxsw_sp;
- int err = 0;
-
- mlxsw_sp = mlxsw_sp_lower_get(br_dev);
- if (!mlxsw_sp)
- return 0;
-
- info = ptr;
-
- switch (event) {
- case NETDEV_PRECHANGEUPPER:
- upper_dev = info->upper_dev;
- if (!is_vlan_dev(upper_dev))
- return -EINVAL;
- if (is_vlan_dev(upper_dev) &&
- br_dev != mlxsw_sp->master_bridge.dev)
- return -EINVAL;
- break;
- case NETDEV_CHANGEUPPER:
- upper_dev = info->upper_dev;
- if (is_vlan_dev(upper_dev)) {
- if (info->linking)
- err = mlxsw_sp_master_bridge_vlan_link(mlxsw_sp,
- upper_dev);
- else
- mlxsw_sp_master_bridge_vlan_unlink(mlxsw_sp,
- upper_dev);
- } else {
- err = -EINVAL;
- WARN_ON(1);
- }
- break;
- }
-
- return err;
-}
-
-static u16 mlxsw_sp_avail_vfid_get(const struct mlxsw_sp *mlxsw_sp)
-{
- return find_first_zero_bit(mlxsw_sp->vfids.mapped,
- MLXSW_SP_VFID_MAX);
-}
-
-static int mlxsw_sp_vfid_op(struct mlxsw_sp *mlxsw_sp, u16 fid, bool create)
-{
- char sfmr_pl[MLXSW_REG_SFMR_LEN];
-
- mlxsw_reg_sfmr_pack(sfmr_pl, !create, fid, 0);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl);
-}
-
-static void mlxsw_sp_vport_vfid_leave(struct mlxsw_sp_port *mlxsw_sp_vport);
-
-static struct mlxsw_sp_fid *mlxsw_sp_vfid_create(struct mlxsw_sp *mlxsw_sp,
- struct net_device *br_dev)
-{
- struct device *dev = mlxsw_sp->bus_info->dev;
- struct mlxsw_sp_fid *f;
- u16 vfid, fid;
- int err;
-
- vfid = mlxsw_sp_avail_vfid_get(mlxsw_sp);
- if (vfid == MLXSW_SP_VFID_MAX) {
- dev_err(dev, "No available vFIDs\n");
- return ERR_PTR(-ERANGE);
- }
-
- fid = mlxsw_sp_vfid_to_fid(vfid);
- err = mlxsw_sp_vfid_op(mlxsw_sp, fid, true);
- if (err) {
- dev_err(dev, "Failed to create FID=%d\n", fid);
- return ERR_PTR(err);
- }
-
- f = kzalloc(sizeof(*f), GFP_KERNEL);
- if (!f)
- goto err_allocate_vfid;
-
- f->leave = mlxsw_sp_vport_vfid_leave;
- f->fid = fid;
- f->dev = br_dev;
-
- list_add(&f->list, &mlxsw_sp->vfids.list);
- set_bit(vfid, mlxsw_sp->vfids.mapped);
-
- return f;
-
-err_allocate_vfid:
- mlxsw_sp_vfid_op(mlxsw_sp, fid, false);
- return ERR_PTR(-ENOMEM);
-}
-
-static void mlxsw_sp_vfid_destroy(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_fid *f)
-{
- u16 vfid = mlxsw_sp_fid_to_vfid(f->fid);
- u16 fid = f->fid;
-
- clear_bit(vfid, mlxsw_sp->vfids.mapped);
- list_del(&f->list);
-
- if (f->rif)
- mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif);
-
- kfree(f);
-
- mlxsw_sp_vfid_op(mlxsw_sp, fid, false);
-}
-
-static int mlxsw_sp_vport_fid_map(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid,
- bool valid)
-{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
- u16 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
-
- return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_vport, mt, valid, fid,
- vid);
-}
-
-static int mlxsw_sp_vport_vfid_join(struct mlxsw_sp_port *mlxsw_sp_vport,
- struct net_device *br_dev)
-{
- struct mlxsw_sp_fid *f;
- int err;
-
- f = mlxsw_sp_vfid_find(mlxsw_sp_vport->mlxsw_sp, br_dev);
- if (!f) {
- f = mlxsw_sp_vfid_create(mlxsw_sp_vport->mlxsw_sp, br_dev);
- if (IS_ERR(f))
- return PTR_ERR(f);
- }
-
- err = mlxsw_sp_vport_flood_set(mlxsw_sp_vport, f->fid, true);
- if (err)
- goto err_vport_flood_set;
-
- err = mlxsw_sp_vport_fid_map(mlxsw_sp_vport, f->fid, true);
- if (err)
- goto err_vport_fid_map;
-
- mlxsw_sp_vport_fid_set(mlxsw_sp_vport, f);
- f->ref_count++;
-
- netdev_dbg(mlxsw_sp_vport->dev, "Joined FID=%d\n", f->fid);
-
- return 0;
-
-err_vport_fid_map:
- mlxsw_sp_vport_flood_set(mlxsw_sp_vport, f->fid, false);
-err_vport_flood_set:
- if (!f->ref_count)
- mlxsw_sp_vfid_destroy(mlxsw_sp_vport->mlxsw_sp, f);
- return err;
-}
-
-static void mlxsw_sp_vport_vfid_leave(struct mlxsw_sp_port *mlxsw_sp_vport)
-{
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
-
- netdev_dbg(mlxsw_sp_vport->dev, "Left FID=%d\n", f->fid);
-
- mlxsw_sp_vport_fid_map(mlxsw_sp_vport, f->fid, false);
-
- mlxsw_sp_vport_flood_set(mlxsw_sp_vport, f->fid, false);
-
- mlxsw_sp_port_fdb_flush(mlxsw_sp_vport, f->fid);
-
- mlxsw_sp_vport_fid_set(mlxsw_sp_vport, NULL);
- if (--f->ref_count == 0)
- mlxsw_sp_vfid_destroy(mlxsw_sp_vport->mlxsw_sp, f);
-}
-
-static int mlxsw_sp_vport_bridge_join(struct mlxsw_sp_port *mlxsw_sp_vport,
- struct net_device *br_dev)
-{
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
- u16 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
- struct net_device *dev = mlxsw_sp_vport->dev;
- int err;
-
- if (f && !WARN_ON(!f->leave))
- f->leave(mlxsw_sp_vport);
-
- err = mlxsw_sp_vport_vfid_join(mlxsw_sp_vport, br_dev);
- if (err) {
- netdev_err(dev, "Failed to join vFID\n");
- return err;
- }
-
- err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_vport, vid, true);
- if (err) {
- netdev_err(dev, "Failed to enable learning\n");
- goto err_port_vid_learning_set;
- }
-
- mlxsw_sp_vport->learning = 1;
- mlxsw_sp_vport->learning_sync = 1;
- mlxsw_sp_vport->uc_flood = 1;
- mlxsw_sp_vport->mc_flood = 1;
- mlxsw_sp_vport->mc_router = 0;
- mlxsw_sp_vport->mc_disabled = 1;
- mlxsw_sp_vport->bridged = 1;
-
- return 0;
-
-err_port_vid_learning_set:
- mlxsw_sp_vport_vfid_leave(mlxsw_sp_vport);
- return err;
-}
-
-static void mlxsw_sp_vport_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_vport)
-{
- u16 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
-
- mlxsw_sp_port_vid_learning_set(mlxsw_sp_vport, vid, false);
-
- mlxsw_sp_vport_vfid_leave(mlxsw_sp_vport);
-
- mlxsw_sp_vport->learning = 0;
- mlxsw_sp_vport->learning_sync = 0;
- mlxsw_sp_vport->uc_flood = 0;
- mlxsw_sp_vport->mc_flood = 0;
- mlxsw_sp_vport->mc_router = 0;
- mlxsw_sp_vport->bridged = 0;
-}
-
-static bool
-mlxsw_sp_port_master_bridge_check(const struct mlxsw_sp_port *mlxsw_sp_port,
- const struct net_device *br_dev)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
-
- list_for_each_entry(mlxsw_sp_vport, &mlxsw_sp_port->vports_list,
- vport.list) {
- struct net_device *dev = mlxsw_sp_vport_dev_get(mlxsw_sp_vport);
-
- if (dev && dev == br_dev)
- return false;
- }
-
- return true;
-}
-
-static int mlxsw_sp_netdevice_vport_event(struct net_device *dev,
- unsigned long event, void *ptr,
- u16 vid)
+static int mlxsw_sp_netdevice_port_vlan_event(struct net_device *vlan_dev,
+ struct net_device *dev,
+ unsigned long event, void *ptr,
+ u16 vid)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct netdev_notifier_changeupper_info *info = ptr;
- struct mlxsw_sp_port *mlxsw_sp_vport;
struct net_device *upper_dev;
int err = 0;
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- if (!mlxsw_sp_vport)
- return 0;
-
switch (event) {
case NETDEV_PRECHANGEUPPER:
upper_dev = info->upper_dev;
if (!netif_is_bridge_master(upper_dev))
return -EINVAL;
- if (!info->linking)
- break;
- /* We can't have multiple VLAN interfaces configured on
- * the same port and being members in the same bridge.
- */
- if (netif_is_bridge_master(upper_dev) &&
- !mlxsw_sp_port_master_bridge_check(mlxsw_sp_port,
- upper_dev))
- return -EINVAL;
break;
case NETDEV_CHANGEUPPER:
upper_dev = info->upper_dev;
if (netif_is_bridge_master(upper_dev)) {
if (info->linking)
- err = mlxsw_sp_vport_bridge_join(mlxsw_sp_vport,
- upper_dev);
+ err = mlxsw_sp_port_bridge_join(mlxsw_sp_port,
+ vlan_dev,
+ upper_dev);
else
- mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport);
+ mlxsw_sp_port_bridge_leave(mlxsw_sp_port,
+ vlan_dev,
+ upper_dev);
} else {
err = -EINVAL;
WARN_ON(1);
@@ -4547,9 +4280,10 @@ static int mlxsw_sp_netdevice_vport_event(struct net_device *dev,
return err;
}
-static int mlxsw_sp_netdevice_lag_vport_event(struct net_device *lag_dev,
- unsigned long event, void *ptr,
- u16 vid)
+static int mlxsw_sp_netdevice_lag_port_vlan_event(struct net_device *vlan_dev,
+ struct net_device *lag_dev,
+ unsigned long event,
+ void *ptr, u16 vid)
{
struct net_device *dev;
struct list_head *iter;
@@ -4557,8 +4291,9 @@ static int mlxsw_sp_netdevice_lag_vport_event(struct net_device *lag_dev,
netdev_for_each_lower_dev(lag_dev, dev, iter) {
if (mlxsw_sp_port_dev_check(dev)) {
- ret = mlxsw_sp_netdevice_vport_event(dev, event, ptr,
- vid);
+ ret = mlxsw_sp_netdevice_port_vlan_event(vlan_dev, dev,
+ event, ptr,
+ vid);
if (ret)
return ret;
}
@@ -4574,11 +4309,12 @@ static int mlxsw_sp_netdevice_vlan_event(struct net_device *vlan_dev,
u16 vid = vlan_dev_vlan_id(vlan_dev);
if (mlxsw_sp_port_dev_check(real_dev))
- return mlxsw_sp_netdevice_vport_event(real_dev, event, ptr,
- vid);
+ return mlxsw_sp_netdevice_port_vlan_event(vlan_dev, real_dev,
+ event, ptr, vid);
else if (netif_is_lag_master(real_dev))
- return mlxsw_sp_netdevice_lag_vport_event(real_dev, event, ptr,
- vid);
+ return mlxsw_sp_netdevice_lag_port_vlan_event(vlan_dev,
+ real_dev, event,
+ ptr, vid);
return 0;
}
@@ -4603,11 +4339,9 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
else if (mlxsw_sp_is_vrf_event(event, ptr))
err = mlxsw_sp_netdevice_vrf_event(dev, event, ptr);
else if (mlxsw_sp_port_dev_check(dev))
- err = mlxsw_sp_netdevice_port_event(dev, event, ptr);
+ err = mlxsw_sp_netdevice_port_event(dev, dev, event, ptr);
else if (netif_is_lag_master(dev))
err = mlxsw_sp_netdevice_lag_event(dev, event, ptr);
- else if (netif_is_bridge_master(dev))
- err = mlxsw_sp_netdevice_bridge_event(dev, event, ptr);
else if (is_vlan_dev(dev))
err = mlxsw_sp_netdevice_vlan_event(dev, event, ptr);
@@ -4680,3 +4414,4 @@ MODULE_LICENSE("Dual BSD/GPL");
MODULE_AUTHOR("Jiri Pirko <jiri@mellanox.com>");
MODULE_DESCRIPTION("Mellanox Spectrum driver");
MODULE_DEVICE_TABLE(pci, mlxsw_sp_pci_id_table);
+MODULE_FIRMWARE(MLXSW_SP_FW_FILENAME);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 0c23bc1..5ef98d4 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -54,12 +54,7 @@
#include "core_acl_flex_keys.h"
#include "core_acl_flex_actions.h"
-#define MLXSW_SP_VFID_BASE VLAN_N_VID
-#define MLXSW_SP_VFID_MAX 1024 /* Bridged VLAN interfaces */
-
-#define MLXSW_SP_DUMMY_FID 15359
-
-#define MLXSW_SP_RFID_BASE 15360
+#define MLXSW_SP_FID_8021D_MAX 1024
#define MLXSW_SP_MID_MAX 7000
@@ -78,13 +73,19 @@ struct mlxsw_sp_upper {
unsigned int ref_count;
};
-struct mlxsw_sp_fid {
- void (*leave)(struct mlxsw_sp_port *mlxsw_sp_vport);
- struct list_head list;
- unsigned int ref_count;
- struct net_device *dev;
- struct mlxsw_sp_rif *rif;
- u16 fid;
+enum mlxsw_sp_rif_type {
+ MLXSW_SP_RIF_TYPE_SUBPORT,
+ MLXSW_SP_RIF_TYPE_VLAN,
+ MLXSW_SP_RIF_TYPE_FID,
+ MLXSW_SP_RIF_TYPE_MAX,
+};
+
+enum mlxsw_sp_fid_type {
+ MLXSW_SP_FID_TYPE_8021Q,
+ MLXSW_SP_FID_TYPE_8021D,
+ MLXSW_SP_FID_TYPE_RFID,
+ MLXSW_SP_FID_TYPE_DUMMY,
+ MLXSW_SP_FID_TYPE_MAX,
};
struct mlxsw_sp_mid {
@@ -95,85 +96,6 @@ struct mlxsw_sp_mid {
unsigned int ref_count;
};
-static inline u16 mlxsw_sp_vfid_to_fid(u16 vfid)
-{
- return MLXSW_SP_VFID_BASE + vfid;
-}
-
-static inline u16 mlxsw_sp_fid_to_vfid(u16 fid)
-{
- return fid - MLXSW_SP_VFID_BASE;
-}
-
-static inline bool mlxsw_sp_fid_is_vfid(u16 fid)
-{
- return fid >= MLXSW_SP_VFID_BASE && fid < MLXSW_SP_DUMMY_FID;
-}
-
-struct mlxsw_sp_sb_pr {
- enum mlxsw_reg_sbpr_mode mode;
- u32 size;
-};
-
-struct mlxsw_cp_sb_occ {
- u32 cur;
- u32 max;
-};
-
-struct mlxsw_sp_sb_cm {
- u32 min_buff;
- u32 max_buff;
- u8 pool;
- struct mlxsw_cp_sb_occ occ;
-};
-
-struct mlxsw_sp_sb_pm {
- u32 min_buff;
- u32 max_buff;
- struct mlxsw_cp_sb_occ occ;
-};
-
-#define MLXSW_SP_SB_POOL_COUNT 4
-#define MLXSW_SP_SB_TC_COUNT 8
-
-struct mlxsw_sp_sb_port {
- struct mlxsw_sp_sb_cm cms[2][MLXSW_SP_SB_TC_COUNT];
- struct mlxsw_sp_sb_pm pms[2][MLXSW_SP_SB_POOL_COUNT];
-};
-
-struct mlxsw_sp_sb {
- struct mlxsw_sp_sb_pr prs[2][MLXSW_SP_SB_POOL_COUNT];
- struct mlxsw_sp_sb_port *ports;
- u32 cell_size;
-};
-
-#define MLXSW_SP_PREFIX_COUNT (sizeof(struct in6_addr) * BITS_PER_BYTE)
-
-struct mlxsw_sp_prefix_usage {
- DECLARE_BITMAP(b, MLXSW_SP_PREFIX_COUNT);
-};
-
-enum mlxsw_sp_l3proto {
- MLXSW_SP_L3_PROTO_IPV4,
- MLXSW_SP_L3_PROTO_IPV6,
-};
-
-struct mlxsw_sp_lpm_tree {
- u8 id; /* tree ID */
- unsigned int ref_count;
- enum mlxsw_sp_l3proto proto;
- struct mlxsw_sp_prefix_usage prefix_usage;
-};
-
-struct mlxsw_sp_fib;
-
-struct mlxsw_sp_vr {
- u16 id; /* virtual router ID */
- u32 tb_id; /* kernel fib table id */
- unsigned int rif_count;
- struct mlxsw_sp_fib *fib4;
-};
-
enum mlxsw_sp_span_type {
MLXSW_SP_SPAN_EGRESS,
MLXSW_SP_SPAN_INGRESS
@@ -212,58 +134,25 @@ struct mlxsw_sp_port_mall_tc_entry {
};
};
-struct mlxsw_sp_router {
- struct mlxsw_sp_vr *vrs;
- struct rhashtable neigh_ht;
- struct rhashtable nexthop_group_ht;
- struct rhashtable nexthop_ht;
- struct {
- struct mlxsw_sp_lpm_tree *trees;
- unsigned int tree_count;
- } lpm;
- struct {
- struct delayed_work dw;
- unsigned long interval; /* ms */
- } neighs_update;
- struct delayed_work nexthop_probe_dw;
-#define MLXSW_SP_UNRESOLVED_NH_PROBE_INTERVAL 5000 /* ms */
- struct list_head nexthop_neighs_list;
- bool aborted;
-};
-
+struct mlxsw_sp_sb;
+struct mlxsw_sp_bridge;
+struct mlxsw_sp_router;
struct mlxsw_sp_acl;
struct mlxsw_sp_counter_pool;
+struct mlxsw_sp_fid_core;
struct mlxsw_sp {
- struct {
- struct list_head list;
- DECLARE_BITMAP(mapped, MLXSW_SP_VFID_MAX);
- } vfids;
- struct {
- struct list_head list;
- DECLARE_BITMAP(mapped, MLXSW_SP_MID_MAX);
- } br_mids;
- struct list_head fids; /* VLAN-aware bridge FIDs */
- struct mlxsw_sp_rif **rifs;
struct mlxsw_sp_port **ports;
struct mlxsw_core *core;
const struct mlxsw_bus_info *bus_info;
unsigned char base_mac[ETH_ALEN];
- struct {
- struct delayed_work dw;
-#define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100
- unsigned int interval; /* ms */
- } fdb_notify;
-#define MLXSW_SP_MIN_AGEING_TIME 10
-#define MLXSW_SP_MAX_AGEING_TIME 1000000
-#define MLXSW_SP_DEFAULT_AGEING_TIME 300
- u32 ageing_time;
- struct mlxsw_sp_upper master_bridge;
struct mlxsw_sp_upper *lags;
u8 *port_to_module;
- struct mlxsw_sp_sb sb;
- struct mlxsw_sp_router router;
+ struct mlxsw_sp_sb *sb;
+ struct mlxsw_sp_bridge *bridge;
+ struct mlxsw_sp_router *router;
struct mlxsw_sp_acl *acl;
+ struct mlxsw_sp_fid_core *fid_core;
struct {
DECLARE_BITMAP(usage, MLXSW_SP_KVD_LINEAR_SIZE);
} kvdl;
@@ -273,7 +162,6 @@ struct mlxsw_sp {
struct mlxsw_sp_span_entry *entries;
int entries_count;
} span;
- struct notifier_block fib_nb;
};
static inline struct mlxsw_sp_upper *
@@ -282,18 +170,6 @@ mlxsw_sp_lag_get(struct mlxsw_sp *mlxsw_sp, u16 lag_id)
return &mlxsw_sp->lags[lag_id];
}
-static inline u32 mlxsw_sp_cells_bytes(const struct mlxsw_sp *mlxsw_sp,
- u32 cells)
-{
- return mlxsw_sp->sb.cell_size * cells;
-}
-
-static inline u32 mlxsw_sp_bytes_cells(const struct mlxsw_sp *mlxsw_sp,
- u32 bytes)
-{
- return DIV_ROUND_UP(bytes, mlxsw_sp->sb.cell_size);
-}
-
struct mlxsw_sp_port_pcpu_stats {
u64 rx_packets;
u64 rx_bytes;
@@ -310,29 +186,28 @@ struct mlxsw_sp_port_sample {
bool truncate;
};
+struct mlxsw_sp_bridge_port;
+struct mlxsw_sp_fid;
+
+struct mlxsw_sp_port_vlan {
+ struct list_head list;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+ struct mlxsw_sp_fid *fid;
+ u16 vid;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ struct list_head bridge_vlan_node;
+};
+
struct mlxsw_sp_port {
struct net_device *dev;
struct mlxsw_sp_port_pcpu_stats __percpu *pcpu_stats;
struct mlxsw_sp *mlxsw_sp;
u8 local_port;
- u8 stp_state;
- u16 learning:1,
- learning_sync:1,
- uc_flood:1,
- mc_flood:1,
- mc_router:1,
- mc_disabled:1,
- bridged:1,
- lagged:1,
+ u8 lagged:1,
split:1;
u16 pvid;
u16 lag_id;
struct {
- struct list_head list;
- struct mlxsw_sp_fid *f;
- u16 vid;
- } vport;
- struct {
u8 tx_pause:1,
rx_pause:1,
autoneg:1;
@@ -347,11 +222,6 @@ struct mlxsw_sp_port {
u8 width;
u8 lane;
} mapping;
- /* 802.1Q bridge VLANs */
- unsigned long *active_vlans;
- unsigned long *untagged_vlans;
- /* VLAN interfaces */
- struct list_head vports_list;
/* TC handles */
struct list_head mall_tc_list;
struct {
@@ -360,13 +230,9 @@ struct mlxsw_sp_port {
struct delayed_work update_dw;
} hw_stats;
struct mlxsw_sp_port_sample *sample;
+ struct list_head vlans_list;
};
-bool mlxsw_sp_port_dev_check(const struct net_device *dev);
-struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev);
-struct mlxsw_sp_port *mlxsw_sp_port_lower_dev_hold(struct net_device *dev);
-void mlxsw_sp_port_dev_put(struct mlxsw_sp_port *mlxsw_sp_port);
-
static inline bool
mlxsw_sp_port_is_pause_en(const struct mlxsw_sp_port *mlxsw_sp_port)
{
@@ -385,102 +251,28 @@ mlxsw_sp_port_lagged_get(struct mlxsw_sp *mlxsw_sp, u16 lag_id, u8 port_index)
return mlxsw_sp_port && mlxsw_sp_port->lagged ? mlxsw_sp_port : NULL;
}
-static inline u16
-mlxsw_sp_vport_vid_get(const struct mlxsw_sp_port *mlxsw_sp_vport)
-{
- return mlxsw_sp_vport->vport.vid;
-}
-
-static inline bool
-mlxsw_sp_port_is_vport(const struct mlxsw_sp_port *mlxsw_sp_port)
+static inline struct mlxsw_sp_port_vlan *
+mlxsw_sp_port_vlan_find_by_vid(const struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid)
{
- u16 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- return vid != 0;
-}
-
-static inline void mlxsw_sp_vport_fid_set(struct mlxsw_sp_port *mlxsw_sp_vport,
- struct mlxsw_sp_fid *f)
-{
- mlxsw_sp_vport->vport.f = f;
-}
-
-static inline struct mlxsw_sp_fid *
-mlxsw_sp_vport_fid_get(const struct mlxsw_sp_port *mlxsw_sp_vport)
-{
- return mlxsw_sp_vport->vport.f;
-}
-
-static inline struct net_device *
-mlxsw_sp_vport_dev_get(const struct mlxsw_sp_port *mlxsw_sp_vport)
-{
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
-
- return f ? f->dev : NULL;
-}
-
-static inline struct mlxsw_sp_port *
-mlxsw_sp_port_vport_find(const struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
-
- list_for_each_entry(mlxsw_sp_vport, &mlxsw_sp_port->vports_list,
- vport.list) {
- if (mlxsw_sp_vport_vid_get(mlxsw_sp_vport) == vid)
- return mlxsw_sp_vport;
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ if (mlxsw_sp_port_vlan->vid == vid)
+ return mlxsw_sp_port_vlan;
}
return NULL;
}
-static inline struct mlxsw_sp_port *
-mlxsw_sp_port_vport_find_by_fid(const struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
-{
- struct mlxsw_sp_port *mlxsw_sp_vport;
-
- list_for_each_entry(mlxsw_sp_vport, &mlxsw_sp_port->vports_list,
- vport.list) {
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
-
- if (f && f->fid == fid)
- return mlxsw_sp_vport;
- }
-
- return NULL;
-}
-
-static inline struct mlxsw_sp_fid *mlxsw_sp_fid_find(struct mlxsw_sp *mlxsw_sp,
- u16 fid)
-{
- struct mlxsw_sp_fid *f;
-
- list_for_each_entry(f, &mlxsw_sp->fids, list)
- if (f->fid == fid)
- return f;
-
- return NULL;
-}
-
-static inline struct mlxsw_sp_fid *
-mlxsw_sp_vfid_find(const struct mlxsw_sp *mlxsw_sp,
- const struct net_device *br_dev)
-{
- struct mlxsw_sp_fid *f;
-
- list_for_each_entry(f, &mlxsw_sp->vfids.list, list)
- if (f->dev == br_dev)
- return f;
-
- return NULL;
-}
-
-enum mlxsw_sp_flood_table {
- MLXSW_SP_FLOOD_TABLE_UC,
- MLXSW_SP_FLOOD_TABLE_BC,
- MLXSW_SP_FLOOD_TABLE_MC,
+enum mlxsw_sp_flood_type {
+ MLXSW_SP_FLOOD_TYPE_UC,
+ MLXSW_SP_FLOOD_TYPE_BC,
+ MLXSW_SP_FLOOD_TYPE_MC,
};
+/* spectrum_buffers.c */
int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp);
void mlxsw_sp_buffers_fini(struct mlxsw_sp *mlxsw_sp);
int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port);
@@ -515,26 +307,26 @@ int mlxsw_sp_sb_occ_tc_port_bind_get(struct mlxsw_core_port *mlxsw_core_port,
unsigned int sb_index, u16 tc_index,
enum devlink_sb_pool_type pool_type,
u32 *p_cur, u32 *p_max);
+u32 mlxsw_sp_cells_bytes(const struct mlxsw_sp *mlxsw_sp, u32 cells);
+u32 mlxsw_sp_bytes_cells(const struct mlxsw_sp *mlxsw_sp, u32 bytes);
+/* spectrum_switchdev.c */
int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp);
void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp);
-int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port);
void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port);
void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port);
-int mlxsw_sp_port_vid_to_fid_set(struct mlxsw_sp_port *mlxsw_sp_port,
- enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid,
- u16 vid);
-int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin,
- u16 vid_end, bool is_member, bool untagged);
-int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid,
- bool set);
-void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port);
-int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid);
-int mlxsw_sp_port_fdb_flush(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid);
int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
bool adding);
-struct mlxsw_sp_fid *mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid);
-void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f);
+void
+mlxsw_sp_port_vlan_bridge_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan);
+int mlxsw_sp_port_bridge_join(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct net_device *brport_dev,
+ struct net_device *br_dev);
+void mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct net_device *brport_dev,
+ struct net_device *br_dev);
+
+/* spectrum.c */
int mlxsw_sp_port_ets_set(struct mlxsw_sp_port *mlxsw_sp_port,
enum mlxsw_reg_qeec_hr hr, u8 index, u8 next_index,
bool dwrr, u8 dwrr_weight);
@@ -546,27 +338,45 @@ int __mlxsw_sp_port_headroom_set(struct mlxsw_sp_port *mlxsw_sp_port, int mtu,
int mlxsw_sp_port_ets_maxrate_set(struct mlxsw_sp_port *mlxsw_sp_port,
enum mlxsw_reg_qeec_hr hr, u8 index,
u8 next_index, u32 maxrate);
-int __mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end,
- bool learn_enable);
+int mlxsw_sp_port_vid_stp_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
+ u8 state);
+int mlxsw_sp_port_vp_mode_set(struct mlxsw_sp_port *mlxsw_sp_port, bool enable);
+int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
+ bool learn_enable);
+int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid);
+struct mlxsw_sp_port_vlan *
+mlxsw_sp_port_vlan_get(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid);
+void mlxsw_sp_port_vlan_put(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan);
+int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin,
+ u16 vid_end, bool is_member, bool untagged);
+int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp,
+ unsigned int counter_index, u64 *packets,
+ u64 *bytes);
+int mlxsw_sp_flow_counter_alloc(struct mlxsw_sp *mlxsw_sp,
+ unsigned int *p_counter_index);
+void mlxsw_sp_flow_counter_free(struct mlxsw_sp *mlxsw_sp,
+ unsigned int counter_index);
+bool mlxsw_sp_port_dev_check(const struct net_device *dev);
+struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev);
+struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find(struct net_device *dev);
+struct mlxsw_sp_port *mlxsw_sp_port_lower_dev_hold(struct net_device *dev);
+void mlxsw_sp_port_dev_put(struct mlxsw_sp_port *mlxsw_sp_port);
+struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find_rcu(struct net_device *dev);
+/* spectrum_dcb.c */
#ifdef CONFIG_MLXSW_SPECTRUM_DCB
-
int mlxsw_sp_port_dcb_init(struct mlxsw_sp_port *mlxsw_sp_port);
void mlxsw_sp_port_dcb_fini(struct mlxsw_sp_port *mlxsw_sp_port);
-
#else
-
static inline int mlxsw_sp_port_dcb_init(struct mlxsw_sp_port *mlxsw_sp_port)
{
return 0;
}
-
static inline void mlxsw_sp_port_dcb_fini(struct mlxsw_sp_port *mlxsw_sp_port)
{}
-
#endif
+/* spectrum_router.c */
int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp);
void mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp);
int mlxsw_sp_router_netevent_event(struct notifier_block *unused,
@@ -574,17 +384,17 @@ int mlxsw_sp_router_netevent_event(struct notifier_block *unused,
int mlxsw_sp_netdevice_router_port_event(struct net_device *dev);
int mlxsw_sp_inetaddr_event(struct notifier_block *unused,
unsigned long event, void *ptr);
-void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_rif *rif);
int mlxsw_sp_netdevice_vrf_event(struct net_device *l3_dev, unsigned long event,
struct netdev_notifier_changeupper_info *info);
+void
+mlxsw_sp_port_vlan_router_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan);
+void mlxsw_sp_rif_destroy(struct mlxsw_sp_rif *rif);
+/* spectrum_kvdl.c */
int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count,
u32 *p_entry_index);
void mlxsw_sp_kvdl_free(struct mlxsw_sp *mlxsw_sp, int entry_index);
-struct mlxsw_afk *mlxsw_sp_acl_afk(struct mlxsw_sp_acl *acl);
-
struct mlxsw_sp_acl_rule_info {
unsigned int priority;
struct mlxsw_afk_element_values values;
@@ -625,6 +435,8 @@ struct mlxsw_sp_acl_ops {
struct mlxsw_sp_acl_ruleset;
+/* spectrum_acl.c */
+struct mlxsw_afk *mlxsw_sp_acl_afk(struct mlxsw_sp_acl *acl);
struct mlxsw_sp_acl_ruleset *
mlxsw_sp_acl_ruleset_get(struct mlxsw_sp *mlxsw_sp,
struct net_device *dev, bool ingress,
@@ -649,6 +461,7 @@ void mlxsw_sp_acl_rulei_act_continue(struct mlxsw_sp_acl_rule_info *rulei);
void mlxsw_sp_acl_rulei_act_jump(struct mlxsw_sp_acl_rule_info *rulei,
u16 group_id);
int mlxsw_sp_acl_rulei_act_drop(struct mlxsw_sp_acl_rule_info *rulei);
+int mlxsw_sp_acl_rulei_act_trap(struct mlxsw_sp_acl_rule_info *rulei);
int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_rule_info *rulei,
struct net_device *out_dev);
@@ -683,23 +496,48 @@ int mlxsw_sp_acl_rule_get_stats(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_rule *rule,
u64 *packets, u64 *bytes, u64 *last_use);
+struct mlxsw_sp_fid *mlxsw_sp_acl_dummy_fid(struct mlxsw_sp *mlxsw_sp);
+
int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp);
void mlxsw_sp_acl_fini(struct mlxsw_sp *mlxsw_sp);
+/* spectrum_acl_tcam.c */
extern const struct mlxsw_sp_acl_ops mlxsw_sp_acl_tcam_ops;
+/* spectrum_flower.c */
int mlxsw_sp_flower_replace(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress,
__be16 protocol, struct tc_cls_flower_offload *f);
void mlxsw_sp_flower_destroy(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress,
struct tc_cls_flower_offload *f);
int mlxsw_sp_flower_stats(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress,
struct tc_cls_flower_offload *f);
-int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp,
- unsigned int counter_index, u64 *packets,
- u64 *bytes);
-int mlxsw_sp_flow_counter_alloc(struct mlxsw_sp *mlxsw_sp,
- unsigned int *p_counter_index);
-void mlxsw_sp_flow_counter_free(struct mlxsw_sp *mlxsw_sp,
- unsigned int counter_index);
+
+/* spectrum_fid.c */
+int mlxsw_sp_fid_flood_set(struct mlxsw_sp_fid *fid,
+ enum mlxsw_sp_flood_type packet_type, u8 local_port,
+ bool member);
+int mlxsw_sp_fid_port_vid_map(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid);
+void mlxsw_sp_fid_port_vid_unmap(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid);
+enum mlxsw_sp_rif_type mlxsw_sp_fid_rif_type(const struct mlxsw_sp_fid *fid);
+u16 mlxsw_sp_fid_index(const struct mlxsw_sp_fid *fid);
+enum mlxsw_sp_fid_type mlxsw_sp_fid_type(const struct mlxsw_sp_fid *fid);
+void mlxsw_sp_fid_rif_set(struct mlxsw_sp_fid *fid, struct mlxsw_sp_rif *rif);
+enum mlxsw_sp_rif_type
+mlxsw_sp_fid_type_rif_type(const struct mlxsw_sp *mlxsw_sp,
+ enum mlxsw_sp_fid_type type);
+u16 mlxsw_sp_fid_8021q_vid(const struct mlxsw_sp_fid *fid);
+struct mlxsw_sp_fid *mlxsw_sp_fid_8021q_get(struct mlxsw_sp *mlxsw_sp, u16 vid);
+struct mlxsw_sp_fid *mlxsw_sp_fid_8021d_get(struct mlxsw_sp *mlxsw_sp,
+ int br_ifindex);
+struct mlxsw_sp_fid *mlxsw_sp_fid_rfid_get(struct mlxsw_sp *mlxsw_sp,
+ u16 rif_index);
+struct mlxsw_sp_fid *mlxsw_sp_fid_dummy_get(struct mlxsw_sp *mlxsw_sp);
+void mlxsw_sp_fid_put(struct mlxsw_sp_fid *fid);
+int mlxsw_sp_port_fids_init(struct mlxsw_sp_port *mlxsw_sp_port);
+void mlxsw_sp_port_fids_fini(struct mlxsw_sp_port *mlxsw_sp_port);
+int mlxsw_sp_fids_init(struct mlxsw_sp *mlxsw_sp);
+void mlxsw_sp_fids_fini(struct mlxsw_sp *mlxsw_sp);
#endif
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
index 317f7b1..01a1501 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
@@ -53,6 +53,7 @@ struct mlxsw_sp_acl {
struct mlxsw_sp *mlxsw_sp;
struct mlxsw_afk *afk;
struct mlxsw_afa *afa;
+ struct mlxsw_sp_fid *dummy_fid;
const struct mlxsw_sp_acl_ops *ops;
struct rhashtable ruleset_ht;
struct list_head rules;
@@ -112,6 +113,11 @@ static const struct rhashtable_params mlxsw_sp_acl_rule_ht_params = {
.automatic_shrinking = true,
};
+struct mlxsw_sp_fid *mlxsw_sp_acl_dummy_fid(struct mlxsw_sp *mlxsw_sp)
+{
+ return mlxsw_sp->acl->dummy_fid;
+}
+
static struct mlxsw_sp_acl_ruleset *
mlxsw_sp_acl_ruleset_create(struct mlxsw_sp *mlxsw_sp,
const struct mlxsw_sp_acl_profile_ops *ops)
@@ -341,6 +347,11 @@ int mlxsw_sp_acl_rulei_act_drop(struct mlxsw_sp_acl_rule_info *rulei)
return mlxsw_afa_block_append_drop(rulei->act_block);
}
+int mlxsw_sp_acl_rulei_act_trap(struct mlxsw_sp_acl_rule_info *rulei)
+{
+ return mlxsw_afa_block_append_trap(rulei->act_block);
+}
+
int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_rule_info *rulei,
struct net_device *out_dev)
@@ -676,6 +687,7 @@ static const struct mlxsw_afa_ops mlxsw_sp_act_afa_ops = {
int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp)
{
const struct mlxsw_sp_acl_ops *acl_ops = &mlxsw_sp_acl_tcam_ops;
+ struct mlxsw_sp_fid *fid;
struct mlxsw_sp_acl *acl;
int err;
@@ -706,6 +718,13 @@ int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp)
if (err)
goto err_rhashtable_init;
+ fid = mlxsw_sp_fid_dummy_get(mlxsw_sp);
+ if (IS_ERR(fid)) {
+ err = PTR_ERR(fid);
+ goto err_fid_get;
+ }
+ acl->dummy_fid = fid;
+
INIT_LIST_HEAD(&acl->rules);
err = acl_ops->init(mlxsw_sp, acl->priv);
if (err)
@@ -721,6 +740,8 @@ int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp)
return 0;
err_acl_ops_init:
+ mlxsw_sp_fid_put(fid);
+err_fid_get:
rhashtable_destroy(&acl->ruleset_ht);
err_rhashtable_init:
mlxsw_afa_destroy(acl->afa);
@@ -739,6 +760,7 @@ void mlxsw_sp_acl_fini(struct mlxsw_sp *mlxsw_sp)
cancel_delayed_work_sync(&mlxsw_sp->acl->rule_activity_update.dw);
acl_ops->fini(mlxsw_sp, acl->priv);
WARN_ON(!list_empty(&acl->rules));
+ mlxsw_sp_fid_put(acl->dummy_fid);
rhashtable_destroy(&acl->ruleset_ht);
mlxsw_afa_destroy(acl->afa);
mlxsw_afk_destroy(acl->afk);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h
index af7b7ba..85d5001 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h
@@ -68,6 +68,11 @@ static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_dip[] = {
MLXSW_AFK_ELEMENT_INST_U32(SRC_SYS_PORT, 0x0C, 0, 16),
};
+static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4[] = {
+ MLXSW_AFK_ELEMENT_INST_U32(SRC_IP4, 0x00, 0, 32),
+ MLXSW_AFK_ELEMENT_INST_U32(TCP_FLAGS, 0x08, 8, 9), /* TCP_CONTROL+TCP_ECN */
+};
+
static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_ex[] = {
MLXSW_AFK_ELEMENT_INST_U32(VID, 0x00, 0, 12),
MLXSW_AFK_ELEMENT_INST_U32(PCP, 0x08, 29, 3),
@@ -102,6 +107,7 @@ static const struct mlxsw_afk_block mlxsw_sp_afk_blocks[] = {
MLXSW_AFK_BLOCK(0x12, mlxsw_sp_afk_element_info_l2_smac_ex),
MLXSW_AFK_BLOCK(0x30, mlxsw_sp_afk_element_info_ipv4_sip),
MLXSW_AFK_BLOCK(0x31, mlxsw_sp_afk_element_info_ipv4_dip),
+ MLXSW_AFK_BLOCK(0x32, mlxsw_sp_afk_element_info_ipv4),
MLXSW_AFK_BLOCK(0x33, mlxsw_sp_afk_element_info_ipv4_ex),
MLXSW_AFK_BLOCK(0x60, mlxsw_sp_afk_element_info_ipv6_dip),
MLXSW_AFK_BLOCK(0x65, mlxsw_sp_afk_element_info_ipv6_ex1),
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
index 3a24289..61a10f1 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
@@ -983,6 +983,7 @@ static const enum mlxsw_afk_element mlxsw_sp_acl_tcam_pattern_ipv4[] = {
MLXSW_AFK_ELEMENT_SRC_L4_PORT,
MLXSW_AFK_ELEMENT_VID,
MLXSW_AFK_ELEMENT_PCP,
+ MLXSW_AFK_ELEMENT_TCP_FLAGS,
};
static const enum mlxsw_afk_element mlxsw_sp_acl_tcam_pattern_ipv6[] = {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
index 997189c..93728c6 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
@@ -43,25 +43,72 @@
#include "port.h"
#include "reg.h"
+struct mlxsw_sp_sb_pr {
+ enum mlxsw_reg_sbpr_mode mode;
+ u32 size;
+};
+
+struct mlxsw_cp_sb_occ {
+ u32 cur;
+ u32 max;
+};
+
+struct mlxsw_sp_sb_cm {
+ u32 min_buff;
+ u32 max_buff;
+ u8 pool;
+ struct mlxsw_cp_sb_occ occ;
+};
+
+struct mlxsw_sp_sb_pm {
+ u32 min_buff;
+ u32 max_buff;
+ struct mlxsw_cp_sb_occ occ;
+};
+
+#define MLXSW_SP_SB_POOL_COUNT 4
+#define MLXSW_SP_SB_TC_COUNT 8
+
+struct mlxsw_sp_sb_port {
+ struct mlxsw_sp_sb_cm cms[2][MLXSW_SP_SB_TC_COUNT];
+ struct mlxsw_sp_sb_pm pms[2][MLXSW_SP_SB_POOL_COUNT];
+};
+
+struct mlxsw_sp_sb {
+ struct mlxsw_sp_sb_pr prs[2][MLXSW_SP_SB_POOL_COUNT];
+ struct mlxsw_sp_sb_port *ports;
+ u32 cell_size;
+};
+
+u32 mlxsw_sp_cells_bytes(const struct mlxsw_sp *mlxsw_sp, u32 cells)
+{
+ return mlxsw_sp->sb->cell_size * cells;
+}
+
+u32 mlxsw_sp_bytes_cells(const struct mlxsw_sp *mlxsw_sp, u32 bytes)
+{
+ return DIV_ROUND_UP(bytes, mlxsw_sp->sb->cell_size);
+}
+
static struct mlxsw_sp_sb_pr *mlxsw_sp_sb_pr_get(struct mlxsw_sp *mlxsw_sp,
u8 pool,
enum mlxsw_reg_sbxx_dir dir)
{
- return &mlxsw_sp->sb.prs[dir][pool];
+ return &mlxsw_sp->sb->prs[dir][pool];
}
static struct mlxsw_sp_sb_cm *mlxsw_sp_sb_cm_get(struct mlxsw_sp *mlxsw_sp,
u8 local_port, u8 pg_buff,
enum mlxsw_reg_sbxx_dir dir)
{
- return &mlxsw_sp->sb.ports[local_port].cms[dir][pg_buff];
+ return &mlxsw_sp->sb->ports[local_port].cms[dir][pg_buff];
}
static struct mlxsw_sp_sb_pm *mlxsw_sp_sb_pm_get(struct mlxsw_sp *mlxsw_sp,
u8 local_port, u8 pool,
enum mlxsw_reg_sbxx_dir dir)
{
- return &mlxsw_sp->sb.ports[local_port].pms[dir][pool];
+ return &mlxsw_sp->sb->ports[local_port].pms[dir][pool];
}
static int mlxsw_sp_sb_pr_write(struct mlxsw_sp *mlxsw_sp, u8 pool,
@@ -215,16 +262,17 @@ static int mlxsw_sp_sb_ports_init(struct mlxsw_sp *mlxsw_sp)
{
unsigned int max_ports = mlxsw_core_max_ports(mlxsw_sp->core);
- mlxsw_sp->sb.ports = kcalloc(max_ports, sizeof(struct mlxsw_sp_sb_port),
- GFP_KERNEL);
- if (!mlxsw_sp->sb.ports)
+ mlxsw_sp->sb->ports = kcalloc(max_ports,
+ sizeof(struct mlxsw_sp_sb_port),
+ GFP_KERNEL);
+ if (!mlxsw_sp->sb->ports)
return -ENOMEM;
return 0;
}
static void mlxsw_sp_sb_ports_fini(struct mlxsw_sp *mlxsw_sp)
{
- kfree(mlxsw_sp->sb.ports);
+ kfree(mlxsw_sp->sb->ports);
}
#define MLXSW_SP_SB_PR_INGRESS_SIZE 12440000
@@ -551,15 +599,19 @@ int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp)
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, CELL_SIZE))
return -EIO;
- mlxsw_sp->sb.cell_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, CELL_SIZE);
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_BUFFER_SIZE))
return -EIO;
sb_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_BUFFER_SIZE);
+ mlxsw_sp->sb = kzalloc(sizeof(*mlxsw_sp->sb), GFP_KERNEL);
+ if (!mlxsw_sp->sb)
+ return -ENOMEM;
+ mlxsw_sp->sb->cell_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, CELL_SIZE);
+
err = mlxsw_sp_sb_ports_init(mlxsw_sp);
if (err)
- return err;
+ goto err_sb_ports_init;
err = mlxsw_sp_sb_prs_init(mlxsw_sp);
if (err)
goto err_sb_prs_init;
@@ -584,6 +636,8 @@ err_sb_mms_init:
err_sb_cpu_port_sb_cms_init:
err_sb_prs_init:
mlxsw_sp_sb_ports_fini(mlxsw_sp);
+err_sb_ports_init:
+ kfree(mlxsw_sp->sb);
return err;
}
@@ -591,6 +645,7 @@ void mlxsw_sp_buffers_fini(struct mlxsw_sp *mlxsw_sp)
{
devlink_sb_unregister(priv_to_devlink(mlxsw_sp->core), 0);
mlxsw_sp_sb_ports_fini(mlxsw_sp);
+ kfree(mlxsw_sp->sb);
}
int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c
index 5f0a7bc..af2c65a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c
@@ -218,7 +218,7 @@ static int
mlxsw_sp_table_erif_entries_dump(void *priv, bool counters_enabled,
struct devlink_dpipe_dump_ctx *dump_ctx)
{
- struct devlink_dpipe_value match_value = {{0}}, action_value = {{0}};
+ struct devlink_dpipe_value match_value, action_value;
struct devlink_dpipe_action action = {0};
struct devlink_dpipe_match match = {0};
struct devlink_dpipe_entry entry = {0};
@@ -227,6 +227,9 @@ mlxsw_sp_table_erif_entries_dump(void *priv, bool counters_enabled,
int i, j;
int err;
+ memset(&match_value, 0, sizeof(match_value));
+ memset(&action_value, 0, sizeof(action_value));
+
mlxsw_sp_erif_match_action_prepare(&match, &action);
err = mlxsw_sp_erif_entry_prepare(&entry, &match_value, &match,
&action_value, &action);
@@ -242,10 +245,11 @@ start_again:
return err;
j = 0;
for (; i < rif_count; i++) {
- if (!mlxsw_sp->rifs[i])
+ struct mlxsw_sp_rif *rif = mlxsw_sp_rif_by_index(mlxsw_sp, i);
+
+ if (!rif)
continue;
- err = mlxsw_sp_erif_entry_get(mlxsw_sp, &entry,
- mlxsw_sp->rifs[i],
+ err = mlxsw_sp_erif_entry_get(mlxsw_sp, &entry, rif,
counters_enabled);
if (err)
goto err_entry_get;
@@ -282,15 +286,15 @@ static int mlxsw_sp_table_erif_counters_update(void *priv, bool enable)
rtnl_lock();
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) {
- if (!mlxsw_sp->rifs[i])
+ struct mlxsw_sp_rif *rif = mlxsw_sp_rif_by_index(mlxsw_sp, i);
+
+ if (!rif)
continue;
if (enable)
- mlxsw_sp_rif_counter_alloc(mlxsw_sp,
- mlxsw_sp->rifs[i],
+ mlxsw_sp_rif_counter_alloc(mlxsw_sp, rif,
MLXSW_SP_RIF_COUNTER_EGRESS);
else
- mlxsw_sp_rif_counter_free(mlxsw_sp,
- mlxsw_sp->rifs[i],
+ mlxsw_sp_rif_counter_free(mlxsw_sp, rif,
MLXSW_SP_RIF_COUNTER_EGRESS);
}
rtnl_unlock();
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c
new file mode 100644
index 0000000..6afbe9e
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c
@@ -0,0 +1,992 @@
+/*
+ * drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c
+ * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2017 Ido Schimmel <idosch@mellanox.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <linux/kernel.h>
+#include <linux/bitops.h>
+#include <linux/if_vlan.h>
+#include <linux/if_bridge.h>
+#include <linux/netdevice.h>
+#include <linux/rtnetlink.h>
+
+#include "spectrum.h"
+#include "reg.h"
+
+struct mlxsw_sp_fid_family;
+
+struct mlxsw_sp_fid_core {
+ struct mlxsw_sp_fid_family *fid_family_arr[MLXSW_SP_FID_TYPE_MAX];
+ unsigned int *port_fid_mappings;
+};
+
+struct mlxsw_sp_fid {
+ struct list_head list;
+ struct mlxsw_sp_rif *rif;
+ unsigned int ref_count;
+ u16 fid_index;
+ struct mlxsw_sp_fid_family *fid_family;
+};
+
+struct mlxsw_sp_fid_8021q {
+ struct mlxsw_sp_fid common;
+ u16 vid;
+};
+
+struct mlxsw_sp_fid_8021d {
+ struct mlxsw_sp_fid common;
+ int br_ifindex;
+};
+
+struct mlxsw_sp_flood_table {
+ enum mlxsw_sp_flood_type packet_type;
+ enum mlxsw_reg_sfgc_bridge_type bridge_type;
+ enum mlxsw_flood_table_type table_type;
+ int table_index;
+};
+
+struct mlxsw_sp_fid_ops {
+ void (*setup)(struct mlxsw_sp_fid *fid, const void *arg);
+ int (*configure)(struct mlxsw_sp_fid *fid);
+ void (*deconfigure)(struct mlxsw_sp_fid *fid);
+ int (*index_alloc)(struct mlxsw_sp_fid *fid, const void *arg,
+ u16 *p_fid_index);
+ bool (*compare)(const struct mlxsw_sp_fid *fid,
+ const void *arg);
+ u16 (*flood_index)(const struct mlxsw_sp_fid *fid);
+ int (*port_vid_map)(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *port, u16 vid);
+ void (*port_vid_unmap)(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *port, u16 vid);
+};
+
+struct mlxsw_sp_fid_family {
+ enum mlxsw_sp_fid_type type;
+ size_t fid_size;
+ u16 start_index;
+ u16 end_index;
+ struct list_head fids_list;
+ unsigned long *fids_bitmap;
+ const struct mlxsw_sp_flood_table *flood_tables;
+ int nr_flood_tables;
+ enum mlxsw_sp_rif_type rif_type;
+ const struct mlxsw_sp_fid_ops *ops;
+ struct mlxsw_sp *mlxsw_sp;
+};
+
+static const int mlxsw_sp_sfgc_uc_packet_types[MLXSW_REG_SFGC_TYPE_MAX] = {
+ [MLXSW_REG_SFGC_TYPE_UNKNOWN_UNICAST] = 1,
+};
+
+static const int mlxsw_sp_sfgc_bc_packet_types[MLXSW_REG_SFGC_TYPE_MAX] = {
+ [MLXSW_REG_SFGC_TYPE_BROADCAST] = 1,
+ [MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV6] = 1,
+ [MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_NON_IP] = 1,
+ [MLXSW_REG_SFGC_TYPE_IPV4_LINK_LOCAL] = 1,
+ [MLXSW_REG_SFGC_TYPE_IPV6_ALL_HOST] = 1,
+};
+
+static const int mlxsw_sp_sfgc_mc_packet_types[MLXSW_REG_SFGC_TYPE_MAX] = {
+ [MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV4] = 1,
+};
+
+static const int *mlxsw_sp_packet_type_sfgc_types[] = {
+ [MLXSW_SP_FLOOD_TYPE_UC] = mlxsw_sp_sfgc_uc_packet_types,
+ [MLXSW_SP_FLOOD_TYPE_BC] = mlxsw_sp_sfgc_bc_packet_types,
+ [MLXSW_SP_FLOOD_TYPE_MC] = mlxsw_sp_sfgc_mc_packet_types,
+};
+
+static const struct mlxsw_sp_flood_table *
+mlxsw_sp_fid_flood_table_lookup(const struct mlxsw_sp_fid *fid,
+ enum mlxsw_sp_flood_type packet_type)
+{
+ struct mlxsw_sp_fid_family *fid_family = fid->fid_family;
+ int i;
+
+ for (i = 0; i < fid_family->nr_flood_tables; i++) {
+ if (fid_family->flood_tables[i].packet_type != packet_type)
+ continue;
+ return &fid_family->flood_tables[i];
+ }
+
+ return NULL;
+}
+
+int mlxsw_sp_fid_flood_set(struct mlxsw_sp_fid *fid,
+ enum mlxsw_sp_flood_type packet_type, u8 local_port,
+ bool member)
+{
+ struct mlxsw_sp_fid_family *fid_family = fid->fid_family;
+ const struct mlxsw_sp_fid_ops *ops = fid_family->ops;
+ const struct mlxsw_sp_flood_table *flood_table;
+ char *sftr_pl;
+ int err;
+
+ if (WARN_ON(!fid_family->flood_tables || !ops->flood_index))
+ return -EINVAL;
+
+ flood_table = mlxsw_sp_fid_flood_table_lookup(fid, packet_type);
+ if (!flood_table)
+ return -ESRCH;
+
+ sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL);
+ if (!sftr_pl)
+ return -ENOMEM;
+
+ mlxsw_reg_sftr_pack(sftr_pl, flood_table->table_index,
+ ops->flood_index(fid), flood_table->table_type, 1,
+ local_port, member);
+ err = mlxsw_reg_write(fid_family->mlxsw_sp->core, MLXSW_REG(sftr),
+ sftr_pl);
+ kfree(sftr_pl);
+ return err;
+}
+
+int mlxsw_sp_fid_port_vid_map(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ if (WARN_ON(!fid->fid_family->ops->port_vid_map))
+ return -EINVAL;
+ return fid->fid_family->ops->port_vid_map(fid, mlxsw_sp_port, vid);
+}
+
+void mlxsw_sp_fid_port_vid_unmap(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ fid->fid_family->ops->port_vid_unmap(fid, mlxsw_sp_port, vid);
+}
+
+enum mlxsw_sp_rif_type mlxsw_sp_fid_rif_type(const struct mlxsw_sp_fid *fid)
+{
+ return fid->fid_family->rif_type;
+}
+
+u16 mlxsw_sp_fid_index(const struct mlxsw_sp_fid *fid)
+{
+ return fid->fid_index;
+}
+
+enum mlxsw_sp_fid_type mlxsw_sp_fid_type(const struct mlxsw_sp_fid *fid)
+{
+ return fid->fid_family->type;
+}
+
+void mlxsw_sp_fid_rif_set(struct mlxsw_sp_fid *fid, struct mlxsw_sp_rif *rif)
+{
+ fid->rif = rif;
+}
+
+enum mlxsw_sp_rif_type
+mlxsw_sp_fid_type_rif_type(const struct mlxsw_sp *mlxsw_sp,
+ enum mlxsw_sp_fid_type type)
+{
+ struct mlxsw_sp_fid_core *fid_core = mlxsw_sp->fid_core;
+
+ return fid_core->fid_family_arr[type]->rif_type;
+}
+
+static struct mlxsw_sp_fid_8021q *
+mlxsw_sp_fid_8021q_fid(const struct mlxsw_sp_fid *fid)
+{
+ return container_of(fid, struct mlxsw_sp_fid_8021q, common);
+}
+
+u16 mlxsw_sp_fid_8021q_vid(const struct mlxsw_sp_fid *fid)
+{
+ return mlxsw_sp_fid_8021q_fid(fid)->vid;
+}
+
+static void mlxsw_sp_fid_8021q_setup(struct mlxsw_sp_fid *fid, const void *arg)
+{
+ u16 vid = *(u16 *) arg;
+
+ mlxsw_sp_fid_8021q_fid(fid)->vid = vid;
+}
+
+static enum mlxsw_reg_sfmr_op mlxsw_sp_sfmr_op(bool valid)
+{
+ return valid ? MLXSW_REG_SFMR_OP_CREATE_FID :
+ MLXSW_REG_SFMR_OP_DESTROY_FID;
+}
+
+static int mlxsw_sp_fid_op(struct mlxsw_sp *mlxsw_sp, u16 fid_index,
+ u16 fid_offset, bool valid)
+{
+ char sfmr_pl[MLXSW_REG_SFMR_LEN];
+
+ mlxsw_reg_sfmr_pack(sfmr_pl, mlxsw_sp_sfmr_op(valid), fid_index,
+ fid_offset);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl);
+}
+
+static int mlxsw_sp_fid_vid_map(struct mlxsw_sp *mlxsw_sp, u16 fid_index,
+ u16 vid, bool valid)
+{
+ enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_VID_TO_FID;
+ char svfa_pl[MLXSW_REG_SVFA_LEN];
+
+ mlxsw_reg_svfa_pack(svfa_pl, 0, mt, valid, fid_index, vid);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
+}
+
+static int __mlxsw_sp_fid_port_vid_map(struct mlxsw_sp *mlxsw_sp, u16 fid_index,
+ u8 local_port, u16 vid, bool valid)
+{
+ enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
+ char svfa_pl[MLXSW_REG_SVFA_LEN];
+
+ mlxsw_reg_svfa_pack(svfa_pl, local_port, mt, valid, fid_index, vid);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
+}
+
+static int mlxsw_sp_fid_8021q_configure(struct mlxsw_sp_fid *fid)
+{
+ struct mlxsw_sp *mlxsw_sp = fid->fid_family->mlxsw_sp;
+ struct mlxsw_sp_fid_8021q *fid_8021q;
+ int err;
+
+ err = mlxsw_sp_fid_op(mlxsw_sp, fid->fid_index, fid->fid_index, true);
+ if (err)
+ return err;
+
+ fid_8021q = mlxsw_sp_fid_8021q_fid(fid);
+ err = mlxsw_sp_fid_vid_map(mlxsw_sp, fid->fid_index, fid_8021q->vid,
+ true);
+ if (err)
+ goto err_fid_map;
+
+ return 0;
+
+err_fid_map:
+ mlxsw_sp_fid_op(mlxsw_sp, fid->fid_index, 0, false);
+ return err;
+}
+
+static void mlxsw_sp_fid_8021q_deconfigure(struct mlxsw_sp_fid *fid)
+{
+ struct mlxsw_sp *mlxsw_sp = fid->fid_family->mlxsw_sp;
+ struct mlxsw_sp_fid_8021q *fid_8021q;
+
+ fid_8021q = mlxsw_sp_fid_8021q_fid(fid);
+ mlxsw_sp_fid_vid_map(mlxsw_sp, fid->fid_index, fid_8021q->vid, false);
+ mlxsw_sp_fid_op(mlxsw_sp, fid->fid_index, 0, false);
+}
+
+static int mlxsw_sp_fid_8021q_index_alloc(struct mlxsw_sp_fid *fid,
+ const void *arg, u16 *p_fid_index)
+{
+ struct mlxsw_sp_fid_family *fid_family = fid->fid_family;
+ u16 vid = *(u16 *) arg;
+
+ /* Use 1:1 mapping for simplicity although not a must */
+ if (vid < fid_family->start_index || vid > fid_family->end_index)
+ return -EINVAL;
+ *p_fid_index = vid;
+
+ return 0;
+}
+
+static bool
+mlxsw_sp_fid_8021q_compare(const struct mlxsw_sp_fid *fid, const void *arg)
+{
+ u16 vid = *(u16 *) arg;
+
+ return mlxsw_sp_fid_8021q_fid(fid)->vid == vid;
+}
+
+static u16 mlxsw_sp_fid_8021q_flood_index(const struct mlxsw_sp_fid *fid)
+{
+ return fid->fid_index;
+}
+
+static int mlxsw_sp_fid_8021q_port_vid_map(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u8 local_port = mlxsw_sp_port->local_port;
+
+ /* In case there are no {Port, VID} => FID mappings on the port,
+ * we can use the global VID => FID mapping we created when the
+ * FID was configured.
+ */
+ if (mlxsw_sp->fid_core->port_fid_mappings[local_port] == 0)
+ return 0;
+ return __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index, local_port,
+ vid, true);
+}
+
+static void
+mlxsw_sp_fid_8021q_port_vid_unmap(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u8 local_port = mlxsw_sp_port->local_port;
+
+ if (mlxsw_sp->fid_core->port_fid_mappings[local_port] == 0)
+ return;
+ __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index, local_port, vid,
+ false);
+}
+
+static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_8021q_ops = {
+ .setup = mlxsw_sp_fid_8021q_setup,
+ .configure = mlxsw_sp_fid_8021q_configure,
+ .deconfigure = mlxsw_sp_fid_8021q_deconfigure,
+ .index_alloc = mlxsw_sp_fid_8021q_index_alloc,
+ .compare = mlxsw_sp_fid_8021q_compare,
+ .flood_index = mlxsw_sp_fid_8021q_flood_index,
+ .port_vid_map = mlxsw_sp_fid_8021q_port_vid_map,
+ .port_vid_unmap = mlxsw_sp_fid_8021q_port_vid_unmap,
+};
+
+static const struct mlxsw_sp_flood_table mlxsw_sp_fid_8021q_flood_tables[] = {
+ {
+ .packet_type = MLXSW_SP_FLOOD_TYPE_UC,
+ .bridge_type = MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID,
+ .table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFSET,
+ .table_index = 0,
+ },
+ {
+ .packet_type = MLXSW_SP_FLOOD_TYPE_MC,
+ .bridge_type = MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID,
+ .table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFSET,
+ .table_index = 1,
+ },
+ {
+ .packet_type = MLXSW_SP_FLOOD_TYPE_BC,
+ .bridge_type = MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID,
+ .table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFSET,
+ .table_index = 2,
+ },
+};
+
+/* Range and flood configuration must match mlxsw_config_profile */
+static const struct mlxsw_sp_fid_family mlxsw_sp_fid_8021q_family = {
+ .type = MLXSW_SP_FID_TYPE_8021Q,
+ .fid_size = sizeof(struct mlxsw_sp_fid_8021q),
+ .start_index = 1,
+ .end_index = VLAN_VID_MASK,
+ .flood_tables = mlxsw_sp_fid_8021q_flood_tables,
+ .nr_flood_tables = ARRAY_SIZE(mlxsw_sp_fid_8021q_flood_tables),
+ .rif_type = MLXSW_SP_RIF_TYPE_VLAN,
+ .ops = &mlxsw_sp_fid_8021q_ops,
+};
+
+static struct mlxsw_sp_fid_8021d *
+mlxsw_sp_fid_8021d_fid(const struct mlxsw_sp_fid *fid)
+{
+ return container_of(fid, struct mlxsw_sp_fid_8021d, common);
+}
+
+static void mlxsw_sp_fid_8021d_setup(struct mlxsw_sp_fid *fid, const void *arg)
+{
+ int br_ifindex = *(int *) arg;
+
+ mlxsw_sp_fid_8021d_fid(fid)->br_ifindex = br_ifindex;
+}
+
+static int mlxsw_sp_fid_8021d_configure(struct mlxsw_sp_fid *fid)
+{
+ struct mlxsw_sp_fid_family *fid_family = fid->fid_family;
+
+ return mlxsw_sp_fid_op(fid_family->mlxsw_sp, fid->fid_index, 0, true);
+}
+
+static void mlxsw_sp_fid_8021d_deconfigure(struct mlxsw_sp_fid *fid)
+{
+ mlxsw_sp_fid_op(fid->fid_family->mlxsw_sp, fid->fid_index, 0, false);
+}
+
+static int mlxsw_sp_fid_8021d_index_alloc(struct mlxsw_sp_fid *fid,
+ const void *arg, u16 *p_fid_index)
+{
+ struct mlxsw_sp_fid_family *fid_family = fid->fid_family;
+ u16 nr_fids, fid_index;
+
+ nr_fids = fid_family->end_index - fid_family->start_index + 1;
+ fid_index = find_first_zero_bit(fid_family->fids_bitmap, nr_fids);
+ if (fid_index == nr_fids)
+ return -ENOBUFS;
+ *p_fid_index = fid_family->start_index + fid_index;
+
+ return 0;
+}
+
+static bool
+mlxsw_sp_fid_8021d_compare(const struct mlxsw_sp_fid *fid, const void *arg)
+{
+ int br_ifindex = *(int *) arg;
+
+ return mlxsw_sp_fid_8021d_fid(fid)->br_ifindex == br_ifindex;
+}
+
+static u16 mlxsw_sp_fid_8021d_flood_index(const struct mlxsw_sp_fid *fid)
+{
+ return fid->fid_index - fid->fid_family->start_index;
+}
+
+static int mlxsw_sp_port_vp_mode_trans(struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ int err;
+
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+
+ if (!fid)
+ continue;
+
+ err = __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index,
+ mlxsw_sp_port->local_port,
+ vid, true);
+ if (err)
+ goto err_fid_port_vid_map;
+ }
+
+ err = mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, true);
+ if (err)
+ goto err_port_vp_mode_set;
+
+ return 0;
+
+err_port_vp_mode_set:
+err_fid_port_vid_map:
+ list_for_each_entry_continue_reverse(mlxsw_sp_port_vlan,
+ &mlxsw_sp_port->vlans_list, list) {
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+
+ if (!fid)
+ continue;
+
+ __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index,
+ mlxsw_sp_port->local_port, vid,
+ false);
+ }
+ return err;
+}
+
+static void mlxsw_sp_port_vlan_mode_trans(struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+
+ mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, false);
+
+ list_for_each_entry_reverse(mlxsw_sp_port_vlan,
+ &mlxsw_sp_port->vlans_list, list) {
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+
+ if (!fid)
+ continue;
+
+ __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index,
+ mlxsw_sp_port->local_port, vid,
+ false);
+ }
+}
+
+static int mlxsw_sp_fid_8021d_port_vid_map(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u8 local_port = mlxsw_sp_port->local_port;
+ int err;
+
+ err = __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index,
+ mlxsw_sp_port->local_port, vid, true);
+ if (err)
+ return err;
+
+ if (mlxsw_sp->fid_core->port_fid_mappings[local_port]++ == 0) {
+ err = mlxsw_sp_port_vp_mode_trans(mlxsw_sp_port);
+ if (err)
+ goto err_port_vp_mode_trans;
+ }
+
+ return 0;
+
+err_port_vp_mode_trans:
+ mlxsw_sp->fid_core->port_fid_mappings[local_port]--;
+ __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index,
+ mlxsw_sp_port->local_port, vid, false);
+ return err;
+}
+
+static void
+mlxsw_sp_fid_8021d_port_vid_unmap(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u8 local_port = mlxsw_sp_port->local_port;
+
+ if (mlxsw_sp->fid_core->port_fid_mappings[local_port] == 1)
+ mlxsw_sp_port_vlan_mode_trans(mlxsw_sp_port);
+ mlxsw_sp->fid_core->port_fid_mappings[local_port]--;
+ __mlxsw_sp_fid_port_vid_map(mlxsw_sp, fid->fid_index,
+ mlxsw_sp_port->local_port, vid, false);
+}
+
+static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_8021d_ops = {
+ .setup = mlxsw_sp_fid_8021d_setup,
+ .configure = mlxsw_sp_fid_8021d_configure,
+ .deconfigure = mlxsw_sp_fid_8021d_deconfigure,
+ .index_alloc = mlxsw_sp_fid_8021d_index_alloc,
+ .compare = mlxsw_sp_fid_8021d_compare,
+ .flood_index = mlxsw_sp_fid_8021d_flood_index,
+ .port_vid_map = mlxsw_sp_fid_8021d_port_vid_map,
+ .port_vid_unmap = mlxsw_sp_fid_8021d_port_vid_unmap,
+};
+
+static const struct mlxsw_sp_flood_table mlxsw_sp_fid_8021d_flood_tables[] = {
+ {
+ .packet_type = MLXSW_SP_FLOOD_TYPE_UC,
+ .bridge_type = MLXSW_REG_SFGC_BRIDGE_TYPE_VFID,
+ .table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID,
+ .table_index = 0,
+ },
+ {
+ .packet_type = MLXSW_SP_FLOOD_TYPE_MC,
+ .bridge_type = MLXSW_REG_SFGC_BRIDGE_TYPE_VFID,
+ .table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID,
+ .table_index = 1,
+ },
+ {
+ .packet_type = MLXSW_SP_FLOOD_TYPE_BC,
+ .bridge_type = MLXSW_REG_SFGC_BRIDGE_TYPE_VFID,
+ .table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID,
+ .table_index = 2,
+ },
+};
+
+/* Range and flood configuration must match mlxsw_config_profile */
+static const struct mlxsw_sp_fid_family mlxsw_sp_fid_8021d_family = {
+ .type = MLXSW_SP_FID_TYPE_8021D,
+ .fid_size = sizeof(struct mlxsw_sp_fid_8021d),
+ .start_index = VLAN_N_VID,
+ .end_index = VLAN_N_VID + MLXSW_SP_FID_8021D_MAX - 1,
+ .flood_tables = mlxsw_sp_fid_8021d_flood_tables,
+ .nr_flood_tables = ARRAY_SIZE(mlxsw_sp_fid_8021d_flood_tables),
+ .rif_type = MLXSW_SP_RIF_TYPE_FID,
+ .ops = &mlxsw_sp_fid_8021d_ops,
+};
+
+static int mlxsw_sp_fid_rfid_configure(struct mlxsw_sp_fid *fid)
+{
+ /* rFIDs are allocated by the device during init */
+ return 0;
+}
+
+static void mlxsw_sp_fid_rfid_deconfigure(struct mlxsw_sp_fid *fid)
+{
+}
+
+static int mlxsw_sp_fid_rfid_index_alloc(struct mlxsw_sp_fid *fid,
+ const void *arg, u16 *p_fid_index)
+{
+ u16 rif_index = *(u16 *) arg;
+
+ *p_fid_index = fid->fid_family->start_index + rif_index;
+
+ return 0;
+}
+
+static bool mlxsw_sp_fid_rfid_compare(const struct mlxsw_sp_fid *fid,
+ const void *arg)
+{
+ u16 rif_index = *(u16 *) arg;
+
+ return fid->fid_index == rif_index + fid->fid_family->start_index;
+}
+
+static int mlxsw_sp_fid_rfid_port_vid_map(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u8 local_port = mlxsw_sp_port->local_port;
+ int err;
+
+ /* We only need to transition the port to virtual mode since
+ * {Port, VID} => FID is done by the firmware upon RIF creation.
+ */
+ if (mlxsw_sp->fid_core->port_fid_mappings[local_port]++ == 0) {
+ err = mlxsw_sp_port_vp_mode_trans(mlxsw_sp_port);
+ if (err)
+ goto err_port_vp_mode_trans;
+ }
+
+ return 0;
+
+err_port_vp_mode_trans:
+ mlxsw_sp->fid_core->port_fid_mappings[local_port]--;
+ return err;
+}
+
+static void
+mlxsw_sp_fid_rfid_port_vid_unmap(struct mlxsw_sp_fid *fid,
+ struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u8 local_port = mlxsw_sp_port->local_port;
+
+ if (mlxsw_sp->fid_core->port_fid_mappings[local_port] == 1)
+ mlxsw_sp_port_vlan_mode_trans(mlxsw_sp_port);
+ mlxsw_sp->fid_core->port_fid_mappings[local_port]--;
+}
+
+static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_rfid_ops = {
+ .configure = mlxsw_sp_fid_rfid_configure,
+ .deconfigure = mlxsw_sp_fid_rfid_deconfigure,
+ .index_alloc = mlxsw_sp_fid_rfid_index_alloc,
+ .compare = mlxsw_sp_fid_rfid_compare,
+ .port_vid_map = mlxsw_sp_fid_rfid_port_vid_map,
+ .port_vid_unmap = mlxsw_sp_fid_rfid_port_vid_unmap,
+};
+
+#define MLXSW_SP_RFID_BASE (15 * 1024)
+#define MLXSW_SP_RFID_MAX 1024
+
+static const struct mlxsw_sp_fid_family mlxsw_sp_fid_rfid_family = {
+ .type = MLXSW_SP_FID_TYPE_RFID,
+ .fid_size = sizeof(struct mlxsw_sp_fid),
+ .start_index = MLXSW_SP_RFID_BASE,
+ .end_index = MLXSW_SP_RFID_BASE + MLXSW_SP_RFID_MAX - 1,
+ .rif_type = MLXSW_SP_RIF_TYPE_SUBPORT,
+ .ops = &mlxsw_sp_fid_rfid_ops,
+};
+
+static int mlxsw_sp_fid_dummy_configure(struct mlxsw_sp_fid *fid)
+{
+ struct mlxsw_sp *mlxsw_sp = fid->fid_family->mlxsw_sp;
+
+ return mlxsw_sp_fid_op(mlxsw_sp, fid->fid_index, 0, true);
+}
+
+static void mlxsw_sp_fid_dummy_deconfigure(struct mlxsw_sp_fid *fid)
+{
+ mlxsw_sp_fid_op(fid->fid_family->mlxsw_sp, fid->fid_index, 0, false);
+}
+
+static int mlxsw_sp_fid_dummy_index_alloc(struct mlxsw_sp_fid *fid,
+ const void *arg, u16 *p_fid_index)
+{
+ *p_fid_index = fid->fid_family->start_index;
+
+ return 0;
+}
+
+static bool mlxsw_sp_fid_dummy_compare(const struct mlxsw_sp_fid *fid,
+ const void *arg)
+{
+ return true;
+}
+
+static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_dummy_ops = {
+ .configure = mlxsw_sp_fid_dummy_configure,
+ .deconfigure = mlxsw_sp_fid_dummy_deconfigure,
+ .index_alloc = mlxsw_sp_fid_dummy_index_alloc,
+ .compare = mlxsw_sp_fid_dummy_compare,
+};
+
+static const struct mlxsw_sp_fid_family mlxsw_sp_fid_dummy_family = {
+ .type = MLXSW_SP_FID_TYPE_DUMMY,
+ .fid_size = sizeof(struct mlxsw_sp_fid),
+ .start_index = MLXSW_SP_RFID_BASE - 1,
+ .end_index = MLXSW_SP_RFID_BASE - 1,
+ .ops = &mlxsw_sp_fid_dummy_ops,
+};
+
+static const struct mlxsw_sp_fid_family *mlxsw_sp_fid_family_arr[] = {
+ [MLXSW_SP_FID_TYPE_8021Q] = &mlxsw_sp_fid_8021q_family,
+ [MLXSW_SP_FID_TYPE_8021D] = &mlxsw_sp_fid_8021d_family,
+ [MLXSW_SP_FID_TYPE_RFID] = &mlxsw_sp_fid_rfid_family,
+ [MLXSW_SP_FID_TYPE_DUMMY] = &mlxsw_sp_fid_dummy_family,
+};
+
+static struct mlxsw_sp_fid *mlxsw_sp_fid_get(struct mlxsw_sp *mlxsw_sp,
+ enum mlxsw_sp_fid_type type,
+ const void *arg)
+{
+ struct mlxsw_sp_fid_family *fid_family;
+ struct mlxsw_sp_fid *fid;
+ u16 fid_index;
+ int err;
+
+ fid_family = mlxsw_sp->fid_core->fid_family_arr[type];
+ list_for_each_entry(fid, &fid_family->fids_list, list) {
+ if (!fid->fid_family->ops->compare(fid, arg))
+ continue;
+ fid->ref_count++;
+ return fid;
+ }
+
+ fid = kzalloc(fid_family->fid_size, GFP_KERNEL);
+ if (!fid)
+ return ERR_PTR(-ENOMEM);
+ fid->fid_family = fid_family;
+
+ err = fid->fid_family->ops->index_alloc(fid, arg, &fid_index);
+ if (err)
+ goto err_index_alloc;
+ fid->fid_index = fid_index;
+ __set_bit(fid_index - fid_family->start_index, fid_family->fids_bitmap);
+
+ if (fid->fid_family->ops->setup)
+ fid->fid_family->ops->setup(fid, arg);
+
+ err = fid->fid_family->ops->configure(fid);
+ if (err)
+ goto err_configure;
+
+ list_add(&fid->list, &fid_family->fids_list);
+ fid->ref_count++;
+ return fid;
+
+err_configure:
+ __clear_bit(fid_index - fid_family->start_index,
+ fid_family->fids_bitmap);
+err_index_alloc:
+ kfree(fid);
+ return ERR_PTR(err);
+}
+
+void mlxsw_sp_fid_put(struct mlxsw_sp_fid *fid)
+{
+ struct mlxsw_sp_fid_family *fid_family = fid->fid_family;
+
+ if (--fid->ref_count == 1 && fid->rif) {
+ /* Destroy the associated RIF and let it drop the last
+ * reference on the FID.
+ */
+ return mlxsw_sp_rif_destroy(fid->rif);
+ } else if (fid->ref_count == 0) {
+ list_del(&fid->list);
+ fid->fid_family->ops->deconfigure(fid);
+ __clear_bit(fid->fid_index - fid_family->start_index,
+ fid_family->fids_bitmap);
+ kfree(fid);
+ }
+}
+
+struct mlxsw_sp_fid *mlxsw_sp_fid_8021q_get(struct mlxsw_sp *mlxsw_sp, u16 vid)
+{
+ return mlxsw_sp_fid_get(mlxsw_sp, MLXSW_SP_FID_TYPE_8021Q, &vid);
+}
+
+struct mlxsw_sp_fid *mlxsw_sp_fid_8021d_get(struct mlxsw_sp *mlxsw_sp,
+ int br_ifindex)
+{
+ return mlxsw_sp_fid_get(mlxsw_sp, MLXSW_SP_FID_TYPE_8021D, &br_ifindex);
+}
+
+struct mlxsw_sp_fid *mlxsw_sp_fid_rfid_get(struct mlxsw_sp *mlxsw_sp,
+ u16 rif_index)
+{
+ return mlxsw_sp_fid_get(mlxsw_sp, MLXSW_SP_FID_TYPE_RFID, &rif_index);
+}
+
+struct mlxsw_sp_fid *mlxsw_sp_fid_dummy_get(struct mlxsw_sp *mlxsw_sp)
+{
+ return mlxsw_sp_fid_get(mlxsw_sp, MLXSW_SP_FID_TYPE_DUMMY, NULL);
+}
+
+static int
+mlxsw_sp_fid_flood_table_init(struct mlxsw_sp_fid_family *fid_family,
+ const struct mlxsw_sp_flood_table *flood_table)
+{
+ enum mlxsw_sp_flood_type packet_type = flood_table->packet_type;
+ const int *sfgc_packet_types;
+ int i;
+
+ sfgc_packet_types = mlxsw_sp_packet_type_sfgc_types[packet_type];
+ for (i = 0; i < MLXSW_REG_SFGC_TYPE_MAX; i++) {
+ struct mlxsw_sp *mlxsw_sp = fid_family->mlxsw_sp;
+ char sfgc_pl[MLXSW_REG_SFGC_LEN];
+ int err;
+
+ if (!sfgc_packet_types[i])
+ continue;
+ mlxsw_reg_sfgc_pack(sfgc_pl, i, flood_table->bridge_type,
+ flood_table->table_type,
+ flood_table->table_index);
+ err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfgc), sfgc_pl);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+static int
+mlxsw_sp_fid_flood_tables_init(struct mlxsw_sp_fid_family *fid_family)
+{
+ int i;
+
+ for (i = 0; i < fid_family->nr_flood_tables; i++) {
+ const struct mlxsw_sp_flood_table *flood_table;
+ int err;
+
+ flood_table = &fid_family->flood_tables[i];
+ err = mlxsw_sp_fid_flood_table_init(fid_family, flood_table);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+static int mlxsw_sp_fid_family_register(struct mlxsw_sp *mlxsw_sp,
+ const struct mlxsw_sp_fid_family *tmpl)
+{
+ u16 nr_fids = tmpl->end_index - tmpl->start_index + 1;
+ struct mlxsw_sp_fid_family *fid_family;
+ int err;
+
+ fid_family = kmemdup(tmpl, sizeof(*fid_family), GFP_KERNEL);
+ if (!fid_family)
+ return -ENOMEM;
+
+ fid_family->mlxsw_sp = mlxsw_sp;
+ INIT_LIST_HEAD(&fid_family->fids_list);
+ fid_family->fids_bitmap = kcalloc(BITS_TO_LONGS(nr_fids),
+ sizeof(unsigned long), GFP_KERNEL);
+ if (!fid_family->fids_bitmap) {
+ err = -ENOMEM;
+ goto err_alloc_fids_bitmap;
+ }
+
+ if (fid_family->flood_tables) {
+ err = mlxsw_sp_fid_flood_tables_init(fid_family);
+ if (err)
+ goto err_fid_flood_tables_init;
+ }
+
+ mlxsw_sp->fid_core->fid_family_arr[tmpl->type] = fid_family;
+
+ return 0;
+
+err_fid_flood_tables_init:
+ kfree(fid_family->fids_bitmap);
+err_alloc_fids_bitmap:
+ kfree(fid_family);
+ return err;
+}
+
+static void
+mlxsw_sp_fid_family_unregister(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_fid_family *fid_family)
+{
+ mlxsw_sp->fid_core->fid_family_arr[fid_family->type] = NULL;
+ kfree(fid_family->fids_bitmap);
+ WARN_ON_ONCE(!list_empty(&fid_family->fids_list));
+ kfree(fid_family);
+}
+
+int mlxsw_sp_port_fids_init(struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+
+ /* Track number of FIDs configured on the port with mapping type
+ * PORT_VID_TO_FID, so that we know when to transition the port
+ * back to non-virtual (VLAN) mode.
+ */
+ mlxsw_sp->fid_core->port_fid_mappings[mlxsw_sp_port->local_port] = 0;
+
+ return mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, false);
+}
+
+void mlxsw_sp_port_fids_fini(struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+
+ mlxsw_sp->fid_core->port_fid_mappings[mlxsw_sp_port->local_port] = 0;
+}
+
+int mlxsw_sp_fids_init(struct mlxsw_sp *mlxsw_sp)
+{
+ unsigned int max_ports = mlxsw_core_max_ports(mlxsw_sp->core);
+ struct mlxsw_sp_fid_core *fid_core;
+ int err, i;
+
+ fid_core = kzalloc(sizeof(*mlxsw_sp->fid_core), GFP_KERNEL);
+ if (!fid_core)
+ return -ENOMEM;
+ mlxsw_sp->fid_core = fid_core;
+
+ fid_core->port_fid_mappings = kcalloc(max_ports, sizeof(unsigned int),
+ GFP_KERNEL);
+ if (!fid_core->port_fid_mappings) {
+ err = -ENOMEM;
+ goto err_alloc_port_fid_mappings;
+ }
+
+ for (i = 0; i < MLXSW_SP_FID_TYPE_MAX; i++) {
+ err = mlxsw_sp_fid_family_register(mlxsw_sp,
+ mlxsw_sp_fid_family_arr[i]);
+
+ if (err)
+ goto err_fid_ops_register;
+ }
+
+ return 0;
+
+err_fid_ops_register:
+ for (i--; i >= 0; i--) {
+ struct mlxsw_sp_fid_family *fid_family;
+
+ fid_family = fid_core->fid_family_arr[i];
+ mlxsw_sp_fid_family_unregister(mlxsw_sp, fid_family);
+ }
+ kfree(fid_core->port_fid_mappings);
+err_alloc_port_fid_mappings:
+ kfree(fid_core);
+ return err;
+}
+
+void mlxsw_sp_fids_fini(struct mlxsw_sp *mlxsw_sp)
+{
+ struct mlxsw_sp_fid_core *fid_core = mlxsw_sp->fid_core;
+ int i;
+
+ for (i = 0; i < MLXSW_SP_FID_TYPE_MAX; i++)
+ mlxsw_sp_fid_family_unregister(mlxsw_sp,
+ fid_core->fid_family_arr[i]);
+ kfree(fid_core->port_fid_mappings);
+ kfree(fid_core);
+}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index 7d87e23..21bb2bf 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -67,12 +67,20 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp,
err = mlxsw_sp_acl_rulei_act_drop(rulei);
if (err)
return err;
+ } else if (is_tcf_gact_trap(a)) {
+ err = mlxsw_sp_acl_rulei_act_trap(rulei);
+ if (err)
+ return err;
} else if (is_tcf_mirred_egress_redirect(a)) {
int ifindex = tcf_mirred_ifindex(a);
struct net_device *out_dev;
+ struct mlxsw_sp_fid *fid;
+ u16 fid_index;
+ fid = mlxsw_sp_acl_dummy_fid(mlxsw_sp);
+ fid_index = mlxsw_sp_fid_index(fid);
err = mlxsw_sp_acl_rulei_act_fid_set(mlxsw_sp, rulei,
- MLXSW_SP_DUMMY_FID);
+ fid_index);
if (err)
return err;
@@ -178,6 +186,32 @@ static int mlxsw_sp_flower_parse_ports(struct mlxsw_sp *mlxsw_sp,
return 0;
}
+static int mlxsw_sp_flower_parse_tcp(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_acl_rule_info *rulei,
+ struct tc_cls_flower_offload *f,
+ u8 ip_proto)
+{
+ struct flow_dissector_key_tcp *key, *mask;
+
+ if (!dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_TCP))
+ return 0;
+
+ if (ip_proto != IPPROTO_TCP) {
+ dev_err(mlxsw_sp->bus_info->dev, "TCP keys supported only for TCP\n");
+ return -EINVAL;
+ }
+
+ key = skb_flow_dissector_target(f->dissector,
+ FLOW_DISSECTOR_KEY_TCP,
+ f->key);
+ mask = skb_flow_dissector_target(f->dissector,
+ FLOW_DISSECTOR_KEY_TCP,
+ f->mask);
+ mlxsw_sp_acl_rulei_keymask_u32(rulei, MLXSW_AFK_ELEMENT_TCP_FLAGS,
+ ntohs(key->flags), ntohs(mask->flags));
+ return 0;
+}
+
static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp,
struct net_device *dev,
struct mlxsw_sp_acl_rule_info *rulei,
@@ -194,6 +228,7 @@ static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp,
BIT(FLOW_DISSECTOR_KEY_IPV4_ADDRS) |
BIT(FLOW_DISSECTOR_KEY_IPV6_ADDRS) |
BIT(FLOW_DISSECTOR_KEY_PORTS) |
+ BIT(FLOW_DISSECTOR_KEY_TCP) |
BIT(FLOW_DISSECTOR_KEY_VLAN))) {
dev_err(mlxsw_sp->bus_info->dev, "Unsupported key\n");
return -EOPNOTSUPP;
@@ -285,6 +320,9 @@ static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp,
err = mlxsw_sp_flower_parse_ports(mlxsw_sp, rulei, f, ip_proto);
if (err)
return err;
+ err = mlxsw_sp_flower_parse_tcp(mlxsw_sp, rulei, f, ip_proto);
+ if (err)
+ return err;
return mlxsw_sp_flower_parse_actions(mlxsw_sp, dev, rulei, f->exts);
}
@@ -363,8 +401,6 @@ int mlxsw_sp_flower_stats(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress,
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
struct mlxsw_sp_acl_ruleset *ruleset;
struct mlxsw_sp_acl_rule *rule;
- struct tc_action *a;
- LIST_HEAD(actions);
u64 packets;
u64 lastuse;
u64 bytes;
@@ -385,13 +421,7 @@ int mlxsw_sp_flower_stats(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress,
if (err)
goto err_rule_get_stats;
- preempt_disable();
-
- tcf_exts_to_list(f->exts, &actions);
- list_for_each_entry(a, &actions, list)
- tcf_action_stats_update(a, bytes, packets, lastuse);
-
- preempt_enable();
+ tcf_exts_stats_update(f->exts, bytes, packets, lastuse);
mlxsw_sp_acl_ruleset_put(mlxsw_sp, ruleset);
return 0;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 0744452..192cb93 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -42,6 +42,7 @@
#include <linux/notifier.h>
#include <linux/inetdevice.h>
#include <linux/netdevice.h>
+#include <linux/if_bridge.h>
#include <net/netevent.h>
#include <net/neighbour.h>
#include <net/arp.h>
@@ -56,21 +57,82 @@
#include "spectrum_dpipe.h"
#include "spectrum_router.h"
+struct mlxsw_sp_vr;
+struct mlxsw_sp_lpm_tree;
+struct mlxsw_sp_rif_ops;
+
+struct mlxsw_sp_router {
+ struct mlxsw_sp *mlxsw_sp;
+ struct mlxsw_sp_rif **rifs;
+ struct mlxsw_sp_vr *vrs;
+ struct rhashtable neigh_ht;
+ struct rhashtable nexthop_group_ht;
+ struct rhashtable nexthop_ht;
+ struct {
+ struct mlxsw_sp_lpm_tree *trees;
+ unsigned int tree_count;
+ } lpm;
+ struct {
+ struct delayed_work dw;
+ unsigned long interval; /* ms */
+ } neighs_update;
+ struct delayed_work nexthop_probe_dw;
+#define MLXSW_SP_UNRESOLVED_NH_PROBE_INTERVAL 5000 /* ms */
+ struct list_head nexthop_neighs_list;
+ bool aborted;
+ struct notifier_block fib_nb;
+ const struct mlxsw_sp_rif_ops **rif_ops_arr;
+};
+
struct mlxsw_sp_rif {
struct list_head nexthop_list;
struct list_head neigh_list;
struct net_device *dev;
- struct mlxsw_sp_fid *f;
+ struct mlxsw_sp_fid *fid;
unsigned char addr[ETH_ALEN];
int mtu;
u16 rif_index;
u16 vr_id;
+ const struct mlxsw_sp_rif_ops *ops;
+ struct mlxsw_sp *mlxsw_sp;
+
unsigned int counter_ingress;
bool counter_ingress_valid;
unsigned int counter_egress;
bool counter_egress_valid;
};
+struct mlxsw_sp_rif_params {
+ struct net_device *dev;
+ union {
+ u16 system_port;
+ u16 lag_id;
+ };
+ u16 vid;
+ bool lag;
+};
+
+struct mlxsw_sp_rif_subport {
+ struct mlxsw_sp_rif common;
+ union {
+ u16 system_port;
+ u16 lag_id;
+ };
+ u16 vid;
+ bool lag;
+};
+
+struct mlxsw_sp_rif_ops {
+ enum mlxsw_sp_rif_type type;
+ size_t rif_size;
+
+ void (*setup)(struct mlxsw_sp_rif *rif,
+ const struct mlxsw_sp_rif_params *params);
+ int (*configure)(struct mlxsw_sp_rif *rif);
+ void (*deconfigure)(struct mlxsw_sp_rif *rif);
+ struct mlxsw_sp_fid * (*fid_get)(struct mlxsw_sp_rif *rif);
+};
+
static unsigned int *
mlxsw_sp_rif_p_counter_get(struct mlxsw_sp_rif *rif,
enum mlxsw_sp_rif_counter_dir dir)
@@ -219,10 +281,35 @@ void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp,
mlxsw_sp_rif_counter_valid_set(rif, dir, false);
}
+static void mlxsw_sp_rif_counters_alloc(struct mlxsw_sp_rif *rif)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ struct devlink *devlink;
+
+ devlink = priv_to_devlink(mlxsw_sp->core);
+ if (!devlink_dpipe_table_counter_enabled(devlink,
+ MLXSW_SP_DPIPE_TABLE_NAME_ERIF))
+ return;
+ mlxsw_sp_rif_counter_alloc(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_EGRESS);
+}
+
+static void mlxsw_sp_rif_counters_free(struct mlxsw_sp_rif *rif)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+
+ mlxsw_sp_rif_counter_free(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_EGRESS);
+}
+
static struct mlxsw_sp_rif *
mlxsw_sp_rif_find_by_dev(const struct mlxsw_sp *mlxsw_sp,
const struct net_device *dev);
+#define MLXSW_SP_PREFIX_COUNT (sizeof(struct in6_addr) * BITS_PER_BYTE)
+
+struct mlxsw_sp_prefix_usage {
+ DECLARE_BITMAP(b, MLXSW_SP_PREFIX_COUNT);
+};
+
#define mlxsw_sp_prefix_usage_for_each(prefix, prefix_usage) \
for_each_set_bit(prefix, (prefix_usage)->b, MLXSW_SP_PREFIX_COUNT)
@@ -287,6 +374,7 @@ enum mlxsw_sp_fib_entry_type {
};
struct mlxsw_sp_nexthop_group;
+struct mlxsw_sp_fib;
struct mlxsw_sp_fib_node {
struct list_head entry_list;
@@ -313,6 +401,18 @@ struct mlxsw_sp_fib_entry {
bool offloaded;
};
+enum mlxsw_sp_l3proto {
+ MLXSW_SP_L3_PROTO_IPV4,
+ MLXSW_SP_L3_PROTO_IPV6,
+};
+
+struct mlxsw_sp_lpm_tree {
+ u8 id; /* tree ID */
+ unsigned int ref_count;
+ enum mlxsw_sp_l3proto proto;
+ struct mlxsw_sp_prefix_usage prefix_usage;
+};
+
struct mlxsw_sp_fib {
struct rhashtable ht;
struct list_head node_list;
@@ -323,6 +423,13 @@ struct mlxsw_sp_fib {
enum mlxsw_sp_l3proto proto;
};
+struct mlxsw_sp_vr {
+ u16 id; /* virtual router ID */
+ u32 tb_id; /* kernel fib table id */
+ unsigned int rif_count;
+ struct mlxsw_sp_fib *fib4;
+};
+
static const struct rhashtable_params mlxsw_sp_fib_ht_params;
static struct mlxsw_sp_fib *mlxsw_sp_fib_create(struct mlxsw_sp_vr *vr,
@@ -361,8 +468,8 @@ mlxsw_sp_lpm_tree_find_unused(struct mlxsw_sp *mlxsw_sp)
static struct mlxsw_sp_lpm_tree *lpm_tree;
int i;
- for (i = 0; i < mlxsw_sp->router.lpm.tree_count; i++) {
- lpm_tree = &mlxsw_sp->router.lpm.trees[i];
+ for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) {
+ lpm_tree = &mlxsw_sp->router->lpm.trees[i];
if (lpm_tree->ref_count == 0)
return lpm_tree;
}
@@ -458,8 +565,8 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_lpm_tree *lpm_tree;
int i;
- for (i = 0; i < mlxsw_sp->router.lpm.tree_count; i++) {
- lpm_tree = &mlxsw_sp->router.lpm.trees[i];
+ for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) {
+ lpm_tree = &mlxsw_sp->router->lpm.trees[i];
if (lpm_tree->ref_count != 0 &&
lpm_tree->proto == proto &&
mlxsw_sp_prefix_usage_eq(&lpm_tree->prefix_usage,
@@ -484,7 +591,7 @@ static int mlxsw_sp_lpm_tree_put(struct mlxsw_sp *mlxsw_sp,
return 0;
}
-#define MLXSW_SP_LPM_TREE_MIN 2 /* trees 0 and 1 are reserved */
+#define MLXSW_SP_LPM_TREE_MIN 1 /* tree 0 is reserved */
static int mlxsw_sp_lpm_init(struct mlxsw_sp *mlxsw_sp)
{
@@ -496,15 +603,15 @@ static int mlxsw_sp_lpm_init(struct mlxsw_sp *mlxsw_sp)
return -EIO;
max_trees = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_LPM_TREES);
- mlxsw_sp->router.lpm.tree_count = max_trees - MLXSW_SP_LPM_TREE_MIN;
- mlxsw_sp->router.lpm.trees = kcalloc(mlxsw_sp->router.lpm.tree_count,
+ mlxsw_sp->router->lpm.tree_count = max_trees - MLXSW_SP_LPM_TREE_MIN;
+ mlxsw_sp->router->lpm.trees = kcalloc(mlxsw_sp->router->lpm.tree_count,
sizeof(struct mlxsw_sp_lpm_tree),
GFP_KERNEL);
- if (!mlxsw_sp->router.lpm.trees)
+ if (!mlxsw_sp->router->lpm.trees)
return -ENOMEM;
- for (i = 0; i < mlxsw_sp->router.lpm.tree_count; i++) {
- lpm_tree = &mlxsw_sp->router.lpm.trees[i];
+ for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) {
+ lpm_tree = &mlxsw_sp->router->lpm.trees[i];
lpm_tree->id = i + MLXSW_SP_LPM_TREE_MIN;
}
@@ -513,7 +620,7 @@ static int mlxsw_sp_lpm_init(struct mlxsw_sp *mlxsw_sp)
static void mlxsw_sp_lpm_fini(struct mlxsw_sp *mlxsw_sp)
{
- kfree(mlxsw_sp->router.lpm.trees);
+ kfree(mlxsw_sp->router->lpm.trees);
}
static bool mlxsw_sp_vr_is_used(const struct mlxsw_sp_vr *vr)
@@ -527,7 +634,7 @@ static struct mlxsw_sp_vr *mlxsw_sp_vr_find_unused(struct mlxsw_sp *mlxsw_sp)
int i;
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
- vr = &mlxsw_sp->router.vrs[i];
+ vr = &mlxsw_sp->router->vrs[i];
if (!mlxsw_sp_vr_is_used(vr))
return vr;
}
@@ -573,7 +680,7 @@ static struct mlxsw_sp_vr *mlxsw_sp_vr_find(struct mlxsw_sp *mlxsw_sp,
tb_id = mlxsw_sp_fix_tb_id(tb_id);
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
- vr = &mlxsw_sp->router.vrs[i];
+ vr = &mlxsw_sp->router->vrs[i];
if (mlxsw_sp_vr_is_used(vr) && vr->tb_id == tb_id)
return vr;
}
@@ -680,13 +787,13 @@ static int mlxsw_sp_vrs_init(struct mlxsw_sp *mlxsw_sp)
return -EIO;
max_vrs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS);
- mlxsw_sp->router.vrs = kcalloc(max_vrs, sizeof(struct mlxsw_sp_vr),
- GFP_KERNEL);
- if (!mlxsw_sp->router.vrs)
+ mlxsw_sp->router->vrs = kcalloc(max_vrs, sizeof(struct mlxsw_sp_vr),
+ GFP_KERNEL);
+ if (!mlxsw_sp->router->vrs)
return -ENOMEM;
for (i = 0; i < max_vrs; i++) {
- vr = &mlxsw_sp->router.vrs[i];
+ vr = &mlxsw_sp->router->vrs[i];
vr->id = i;
}
@@ -706,7 +813,7 @@ static void mlxsw_sp_vrs_fini(struct mlxsw_sp *mlxsw_sp)
*/
mlxsw_core_flush_owq();
mlxsw_sp_router_fib_flush(mlxsw_sp);
- kfree(mlxsw_sp->router.vrs);
+ kfree(mlxsw_sp->router->vrs);
}
struct mlxsw_sp_neigh_key {
@@ -758,7 +865,7 @@ static int
mlxsw_sp_neigh_entry_insert(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_neigh_entry *neigh_entry)
{
- return rhashtable_insert_fast(&mlxsw_sp->router.neigh_ht,
+ return rhashtable_insert_fast(&mlxsw_sp->router->neigh_ht,
&neigh_entry->ht_node,
mlxsw_sp_neigh_ht_params);
}
@@ -767,7 +874,7 @@ static void
mlxsw_sp_neigh_entry_remove(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_neigh_entry *neigh_entry)
{
- rhashtable_remove_fast(&mlxsw_sp->router.neigh_ht,
+ rhashtable_remove_fast(&mlxsw_sp->router->neigh_ht,
&neigh_entry->ht_node,
mlxsw_sp_neigh_ht_params);
}
@@ -815,7 +922,7 @@ mlxsw_sp_neigh_entry_lookup(struct mlxsw_sp *mlxsw_sp, struct neighbour *n)
struct mlxsw_sp_neigh_key key;
key.n = n;
- return rhashtable_lookup_fast(&mlxsw_sp->router.neigh_ht,
+ return rhashtable_lookup_fast(&mlxsw_sp->router->neigh_ht,
&key, mlxsw_sp_neigh_ht_params);
}
@@ -824,7 +931,7 @@ mlxsw_sp_router_neighs_update_interval_init(struct mlxsw_sp *mlxsw_sp)
{
unsigned long interval = NEIGH_VAR(&arp_tbl.parms, DELAY_PROBE_TIME);
- mlxsw_sp->router.neighs_update.interval = jiffies_to_msecs(interval);
+ mlxsw_sp->router->neighs_update.interval = jiffies_to_msecs(interval);
}
static void mlxsw_sp_router_neigh_ent_ipv4_process(struct mlxsw_sp *mlxsw_sp,
@@ -839,13 +946,13 @@ static void mlxsw_sp_router_neigh_ent_ipv4_process(struct mlxsw_sp *mlxsw_sp,
mlxsw_reg_rauhtd_ent_ipv4_unpack(rauhtd_pl, ent_index, &rif, &dip);
- if (!mlxsw_sp->rifs[rif]) {
+ if (!mlxsw_sp->router->rifs[rif]) {
dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Incorrect RIF in neighbour entry\n");
return;
}
dipn = htonl(dip);
- dev = mlxsw_sp->rifs[rif]->dev;
+ dev = mlxsw_sp->router->rifs[rif]->dev;
n = neigh_lookup(&arp_tbl, &dipn, dev);
if (!n) {
netdev_err(dev, "Failed to find matching neighbour for IP=%pI4h\n",
@@ -954,7 +1061,7 @@ static void mlxsw_sp_router_neighs_update_nh(struct mlxsw_sp *mlxsw_sp)
/* Take RTNL mutex here to prevent lists from changes */
rtnl_lock();
- list_for_each_entry(neigh_entry, &mlxsw_sp->router.nexthop_neighs_list,
+ list_for_each_entry(neigh_entry, &mlxsw_sp->router->nexthop_neighs_list,
nexthop_neighs_list_node)
/* If this neigh have nexthops, make the kernel think this neigh
* is active regardless of the traffic.
@@ -966,33 +1073,35 @@ static void mlxsw_sp_router_neighs_update_nh(struct mlxsw_sp *mlxsw_sp)
static void
mlxsw_sp_router_neighs_update_work_schedule(struct mlxsw_sp *mlxsw_sp)
{
- unsigned long interval = mlxsw_sp->router.neighs_update.interval;
+ unsigned long interval = mlxsw_sp->router->neighs_update.interval;
- mlxsw_core_schedule_dw(&mlxsw_sp->router.neighs_update.dw,
+ mlxsw_core_schedule_dw(&mlxsw_sp->router->neighs_update.dw,
msecs_to_jiffies(interval));
}
static void mlxsw_sp_router_neighs_update_work(struct work_struct *work)
{
- struct mlxsw_sp *mlxsw_sp = container_of(work, struct mlxsw_sp,
- router.neighs_update.dw.work);
+ struct mlxsw_sp_router *router;
int err;
- err = mlxsw_sp_router_neighs_update_rauhtd(mlxsw_sp);
+ router = container_of(work, struct mlxsw_sp_router,
+ neighs_update.dw.work);
+ err = mlxsw_sp_router_neighs_update_rauhtd(router->mlxsw_sp);
if (err)
- dev_err(mlxsw_sp->bus_info->dev, "Could not update kernel for neigh activity");
+ dev_err(router->mlxsw_sp->bus_info->dev, "Could not update kernel for neigh activity");
- mlxsw_sp_router_neighs_update_nh(mlxsw_sp);
+ mlxsw_sp_router_neighs_update_nh(router->mlxsw_sp);
- mlxsw_sp_router_neighs_update_work_schedule(mlxsw_sp);
+ mlxsw_sp_router_neighs_update_work_schedule(router->mlxsw_sp);
}
static void mlxsw_sp_router_probe_unresolved_nexthops(struct work_struct *work)
{
struct mlxsw_sp_neigh_entry *neigh_entry;
- struct mlxsw_sp *mlxsw_sp = container_of(work, struct mlxsw_sp,
- router.nexthop_probe_dw.work);
+ struct mlxsw_sp_router *router;
+ router = container_of(work, struct mlxsw_sp_router,
+ nexthop_probe_dw.work);
/* Iterate over nexthop neighbours, find those who are unresolved and
* send arp on them. This solves the chicken-egg problem when
* the nexthop wouldn't get offloaded until the neighbor is resolved
@@ -1002,13 +1111,13 @@ static void mlxsw_sp_router_probe_unresolved_nexthops(struct work_struct *work)
* Take RTNL mutex here to prevent lists from changes.
*/
rtnl_lock();
- list_for_each_entry(neigh_entry, &mlxsw_sp->router.nexthop_neighs_list,
+ list_for_each_entry(neigh_entry, &router->nexthop_neighs_list,
nexthop_neighs_list_node)
if (!neigh_entry->connected)
neigh_event_send(neigh_entry->key.n, NULL);
rtnl_unlock();
- mlxsw_core_schedule_dw(&mlxsw_sp->router.nexthop_probe_dw,
+ mlxsw_core_schedule_dw(&router->nexthop_probe_dw,
MLXSW_SP_UNRESOLVED_NH_PROBE_INTERVAL);
}
@@ -1130,7 +1239,7 @@ int mlxsw_sp_router_netevent_event(struct notifier_block *unused,
mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
interval = jiffies_to_msecs(NEIGH_VAR(p, DELAY_PROBE_TIME));
- mlxsw_sp->router.neighs_update.interval = interval;
+ mlxsw_sp->router->neighs_update.interval = interval;
mlxsw_sp_port_dev_put(mlxsw_sp_port);
break;
@@ -1171,7 +1280,7 @@ static int mlxsw_sp_neigh_init(struct mlxsw_sp *mlxsw_sp)
{
int err;
- err = rhashtable_init(&mlxsw_sp->router.neigh_ht,
+ err = rhashtable_init(&mlxsw_sp->router->neigh_ht,
&mlxsw_sp_neigh_ht_params);
if (err)
return err;
@@ -1182,20 +1291,20 @@ static int mlxsw_sp_neigh_init(struct mlxsw_sp *mlxsw_sp)
mlxsw_sp_router_neighs_update_interval_init(mlxsw_sp);
/* Create the delayed works for the activity_update */
- INIT_DELAYED_WORK(&mlxsw_sp->router.neighs_update.dw,
+ INIT_DELAYED_WORK(&mlxsw_sp->router->neighs_update.dw,
mlxsw_sp_router_neighs_update_work);
- INIT_DELAYED_WORK(&mlxsw_sp->router.nexthop_probe_dw,
+ INIT_DELAYED_WORK(&mlxsw_sp->router->nexthop_probe_dw,
mlxsw_sp_router_probe_unresolved_nexthops);
- mlxsw_core_schedule_dw(&mlxsw_sp->router.neighs_update.dw, 0);
- mlxsw_core_schedule_dw(&mlxsw_sp->router.nexthop_probe_dw, 0);
+ mlxsw_core_schedule_dw(&mlxsw_sp->router->neighs_update.dw, 0);
+ mlxsw_core_schedule_dw(&mlxsw_sp->router->nexthop_probe_dw, 0);
return 0;
}
static void mlxsw_sp_neigh_fini(struct mlxsw_sp *mlxsw_sp)
{
- cancel_delayed_work_sync(&mlxsw_sp->router.neighs_update.dw);
- cancel_delayed_work_sync(&mlxsw_sp->router.nexthop_probe_dw);
- rhashtable_destroy(&mlxsw_sp->router.neigh_ht);
+ cancel_delayed_work_sync(&mlxsw_sp->router->neighs_update.dw);
+ cancel_delayed_work_sync(&mlxsw_sp->router->nexthop_probe_dw);
+ rhashtable_destroy(&mlxsw_sp->router->neigh_ht);
}
static int mlxsw_sp_neigh_rif_flush(struct mlxsw_sp *mlxsw_sp,
@@ -1270,7 +1379,7 @@ static const struct rhashtable_params mlxsw_sp_nexthop_group_ht_params = {
static int mlxsw_sp_nexthop_group_insert(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop_group *nh_grp)
{
- return rhashtable_insert_fast(&mlxsw_sp->router.nexthop_group_ht,
+ return rhashtable_insert_fast(&mlxsw_sp->router->nexthop_group_ht,
&nh_grp->ht_node,
mlxsw_sp_nexthop_group_ht_params);
}
@@ -1278,7 +1387,7 @@ static int mlxsw_sp_nexthop_group_insert(struct mlxsw_sp *mlxsw_sp,
static void mlxsw_sp_nexthop_group_remove(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop_group *nh_grp)
{
- rhashtable_remove_fast(&mlxsw_sp->router.nexthop_group_ht,
+ rhashtable_remove_fast(&mlxsw_sp->router->nexthop_group_ht,
&nh_grp->ht_node,
mlxsw_sp_nexthop_group_ht_params);
}
@@ -1287,7 +1396,7 @@ static struct mlxsw_sp_nexthop_group *
mlxsw_sp_nexthop_group_lookup(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop_group_key key)
{
- return rhashtable_lookup_fast(&mlxsw_sp->router.nexthop_group_ht, &key,
+ return rhashtable_lookup_fast(&mlxsw_sp->router->nexthop_group_ht, &key,
mlxsw_sp_nexthop_group_ht_params);
}
@@ -1300,14 +1409,14 @@ static const struct rhashtable_params mlxsw_sp_nexthop_ht_params = {
static int mlxsw_sp_nexthop_insert(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
{
- return rhashtable_insert_fast(&mlxsw_sp->router.nexthop_ht,
+ return rhashtable_insert_fast(&mlxsw_sp->router->nexthop_ht,
&nh->ht_node, mlxsw_sp_nexthop_ht_params);
}
static void mlxsw_sp_nexthop_remove(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
{
- rhashtable_remove_fast(&mlxsw_sp->router.nexthop_ht, &nh->ht_node,
+ rhashtable_remove_fast(&mlxsw_sp->router->nexthop_ht, &nh->ht_node,
mlxsw_sp_nexthop_ht_params);
}
@@ -1315,7 +1424,7 @@ static struct mlxsw_sp_nexthop *
mlxsw_sp_nexthop_lookup(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop_key key)
{
- return rhashtable_lookup_fast(&mlxsw_sp->router.nexthop_ht, &key,
+ return rhashtable_lookup_fast(&mlxsw_sp->router->nexthop_ht, &key,
mlxsw_sp_nexthop_ht_params);
}
@@ -1602,7 +1711,7 @@ static int mlxsw_sp_nexthop_neigh_init(struct mlxsw_sp *mlxsw_sp,
*/
if (list_empty(&neigh_entry->nexthop_list))
list_add_tail(&neigh_entry->nexthop_neighs_list_node,
- &mlxsw_sp->router.nexthop_neighs_list);
+ &mlxsw_sp->router->nexthop_neighs_list);
nh->neigh_entry = neigh_entry;
list_add_tail(&nh->neigh_list_node, &neigh_entry->nexthop_list);
@@ -1700,7 +1809,7 @@ static void mlxsw_sp_nexthop_event(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh;
struct mlxsw_sp_rif *rif;
- if (mlxsw_sp->router.aborted)
+ if (mlxsw_sp->router->aborted)
return;
key.fib_nh = fib_nh;
@@ -2513,7 +2622,7 @@ mlxsw_sp_router_fib4_add(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_fib_node *fib_node;
int err;
- if (mlxsw_sp->router.aborted)
+ if (mlxsw_sp->router->aborted)
return 0;
fib_node = mlxsw_sp_fib4_node_get(mlxsw_sp, fen_info);
@@ -2553,7 +2662,7 @@ static void mlxsw_sp_router_fib4_del(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_fib_entry *fib_entry;
struct mlxsw_sp_fib_node *fib_node;
- if (mlxsw_sp->router.aborted)
+ if (mlxsw_sp->router->aborted)
return;
fib_entry = mlxsw_sp_fib4_entry_lookup(mlxsw_sp, fen_info);
@@ -2584,7 +2693,7 @@ static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp)
return err;
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
- struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[i];
+ struct mlxsw_sp_vr *vr = &mlxsw_sp->router->vrs[i];
char raltb_pl[MLXSW_REG_RALTB_LEN];
char ralue_pl[MLXSW_REG_RALUE_LEN];
@@ -2666,7 +2775,7 @@ static void mlxsw_sp_router_fib_flush(struct mlxsw_sp *mlxsw_sp)
int i;
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
- struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[i];
+ struct mlxsw_sp_vr *vr = &mlxsw_sp->router->vrs[i];
if (!mlxsw_sp_vr_is_used(vr))
continue;
@@ -2678,11 +2787,11 @@ static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp)
{
int err;
- if (mlxsw_sp->router.aborted)
+ if (mlxsw_sp->router->aborted)
return;
dev_warn(mlxsw_sp->bus_info->dev, "FIB abort triggered. Note that FIB entries are no longer being offloaded to this device.\n");
mlxsw_sp_router_fib_flush(mlxsw_sp);
- mlxsw_sp->router.aborted = true;
+ mlxsw_sp->router->aborted = true;
err = mlxsw_sp_router_set_abort_trap(mlxsw_sp);
if (err)
dev_warn(mlxsw_sp->bus_info->dev, "Failed to set abort trap.\n");
@@ -2748,9 +2857,9 @@ static void mlxsw_sp_router_fib_event_work(struct work_struct *work)
static int mlxsw_sp_router_fib_event(struct notifier_block *nb,
unsigned long event, void *ptr)
{
- struct mlxsw_sp *mlxsw_sp = container_of(nb, struct mlxsw_sp, fib_nb);
struct mlxsw_sp_fib_event_work *fib_work;
struct fib_notifier_info *info = ptr;
+ struct mlxsw_sp_router *router;
if (!net_eq(info->net, &init_net))
return NOTIFY_DONE;
@@ -2760,7 +2869,8 @@ static int mlxsw_sp_router_fib_event(struct notifier_block *nb,
return NOTIFY_BAD;
INIT_WORK(&fib_work->work, mlxsw_sp_router_fib_event_work);
- fib_work->mlxsw_sp = mlxsw_sp;
+ router = container_of(nb, struct mlxsw_sp_router, fib_nb);
+ fib_work->mlxsw_sp = router->mlxsw_sp;
fib_work->event = event;
switch (event) {
@@ -2798,8 +2908,9 @@ mlxsw_sp_rif_find_by_dev(const struct mlxsw_sp *mlxsw_sp,
int i;
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
- if (mlxsw_sp->rifs[i] && mlxsw_sp->rifs[i]->dev == dev)
- return mlxsw_sp->rifs[i];
+ if (mlxsw_sp->router->rifs[i] &&
+ mlxsw_sp->router->rifs[i]->dev == dev)
+ return mlxsw_sp->router->rifs[i];
return NULL;
}
@@ -2849,77 +2960,46 @@ static bool mlxsw_sp_rif_should_config(struct mlxsw_sp_rif *rif,
return false;
}
-#define MLXSW_SP_INVALID_INDEX_RIF 0xffff
-static int mlxsw_sp_avail_rif_get(struct mlxsw_sp *mlxsw_sp)
-{
- int i;
-
- for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
- if (!mlxsw_sp->rifs[i])
- return i;
-
- return MLXSW_SP_INVALID_INDEX_RIF;
-}
-
-static void mlxsw_sp_vport_rif_sp_attr_get(struct mlxsw_sp_port *mlxsw_sp_vport,
- bool *p_lagged, u16 *p_system_port)
+static enum mlxsw_sp_rif_type
+mlxsw_sp_dev_rif_type(const struct mlxsw_sp *mlxsw_sp,
+ const struct net_device *dev)
{
- u8 local_port = mlxsw_sp_vport->local_port;
-
- *p_lagged = mlxsw_sp_vport->lagged;
- *p_system_port = *p_lagged ? mlxsw_sp_vport->lag_id : local_port;
-}
-
-static int mlxsw_sp_vport_rif_sp_op(struct mlxsw_sp_port *mlxsw_sp_vport,
- u16 vr_id, struct net_device *l3_dev,
- u16 rif_index, bool create)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp;
- bool lagged = mlxsw_sp_vport->lagged;
- char ritr_pl[MLXSW_REG_RITR_LEN];
- u16 system_port;
-
- mlxsw_reg_ritr_pack(ritr_pl, create, MLXSW_REG_RITR_SP_IF, rif_index,
- vr_id, l3_dev->mtu, l3_dev->dev_addr);
+ enum mlxsw_sp_fid_type type;
- mlxsw_sp_vport_rif_sp_attr_get(mlxsw_sp_vport, &lagged, &system_port);
- mlxsw_reg_ritr_sp_if_pack(ritr_pl, lagged, system_port,
- mlxsw_sp_vport_vid_get(mlxsw_sp_vport));
-
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl);
-}
-
-static void mlxsw_sp_vport_rif_sp_leave(struct mlxsw_sp_port *mlxsw_sp_vport);
+ /* RIF type is derived from the type of the underlying FID */
+ if (is_vlan_dev(dev) && netif_is_bridge_master(vlan_dev_real_dev(dev)))
+ type = MLXSW_SP_FID_TYPE_8021Q;
+ else if (netif_is_bridge_master(dev) && br_vlan_enabled(dev))
+ type = MLXSW_SP_FID_TYPE_8021Q;
+ else if (netif_is_bridge_master(dev))
+ type = MLXSW_SP_FID_TYPE_8021D;
+ else
+ type = MLXSW_SP_FID_TYPE_RFID;
-static u16 mlxsw_sp_rif_sp_to_fid(u16 rif_index)
-{
- return MLXSW_SP_RFID_BASE + rif_index;
+ return mlxsw_sp_fid_type_rif_type(mlxsw_sp, type);
}
-static struct mlxsw_sp_fid *
-mlxsw_sp_rfid_alloc(u16 fid, struct net_device *l3_dev)
+static int mlxsw_sp_rif_index_alloc(struct mlxsw_sp *mlxsw_sp, u16 *p_rif_index)
{
- struct mlxsw_sp_fid *f;
-
- f = kzalloc(sizeof(*f), GFP_KERNEL);
- if (!f)
- return NULL;
+ int i;
- f->leave = mlxsw_sp_vport_rif_sp_leave;
- f->ref_count = 0;
- f->dev = l3_dev;
- f->fid = fid;
+ for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) {
+ if (!mlxsw_sp->router->rifs[i]) {
+ *p_rif_index = i;
+ return 0;
+ }
+ }
- return f;
+ return -ENOBUFS;
}
-static struct mlxsw_sp_rif *
-mlxsw_sp_rif_alloc(u16 rif_index, u16 vr_id, struct net_device *l3_dev,
- struct mlxsw_sp_fid *f)
+static struct mlxsw_sp_rif *mlxsw_sp_rif_alloc(size_t rif_size, u16 rif_index,
+ u16 vr_id,
+ struct net_device *l3_dev)
{
struct mlxsw_sp_rif *rif;
- rif = kzalloc(sizeof(*rif), GFP_KERNEL);
+ rif = kzalloc(rif_size, GFP_KERNEL);
if (!rif)
return NULL;
@@ -2930,11 +3010,16 @@ mlxsw_sp_rif_alloc(u16 rif_index, u16 vr_id, struct net_device *l3_dev,
rif->vr_id = vr_id;
rif->dev = l3_dev;
rif->rif_index = rif_index;
- rif->f = f;
return rif;
}
+struct mlxsw_sp_rif *mlxsw_sp_rif_by_index(const struct mlxsw_sp *mlxsw_sp,
+ u16 rif_index)
+{
+ return mlxsw_sp->router->rifs[rif_index];
+}
+
u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif)
{
return rif->rif_index;
@@ -2946,152 +3031,199 @@ int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif)
}
static struct mlxsw_sp_rif *
-mlxsw_sp_vport_rif_sp_create(struct mlxsw_sp_port *mlxsw_sp_vport,
- struct net_device *l3_dev)
+mlxsw_sp_rif_create(struct mlxsw_sp *mlxsw_sp,
+ const struct mlxsw_sp_rif_params *params)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp;
- u32 tb_id = l3mdev_fib_table(l3_dev);
- struct mlxsw_sp_vr *vr;
- struct mlxsw_sp_fid *f;
+ u32 tb_id = l3mdev_fib_table(params->dev);
+ const struct mlxsw_sp_rif_ops *ops;
+ enum mlxsw_sp_rif_type type;
struct mlxsw_sp_rif *rif;
- u16 fid, rif_index;
+ struct mlxsw_sp_fid *fid;
+ struct mlxsw_sp_vr *vr;
+ u16 rif_index;
int err;
- rif_index = mlxsw_sp_avail_rif_get(mlxsw_sp);
- if (rif_index == MLXSW_SP_INVALID_INDEX_RIF)
- return ERR_PTR(-ERANGE);
+ type = mlxsw_sp_dev_rif_type(mlxsw_sp, params->dev);
+ ops = mlxsw_sp->router->rif_ops_arr[type];
vr = mlxsw_sp_vr_get(mlxsw_sp, tb_id ? : RT_TABLE_MAIN);
if (IS_ERR(vr))
return ERR_CAST(vr);
- err = mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, vr->id, l3_dev,
- rif_index, true);
- if (err)
- goto err_vport_rif_sp_op;
-
- fid = mlxsw_sp_rif_sp_to_fid(rif_index);
- err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, true);
+ err = mlxsw_sp_rif_index_alloc(mlxsw_sp, &rif_index);
if (err)
- goto err_rif_fdb_op;
-
- f = mlxsw_sp_rfid_alloc(fid, l3_dev);
- if (!f) {
- err = -ENOMEM;
- goto err_rfid_alloc;
- }
+ goto err_rif_index_alloc;
- rif = mlxsw_sp_rif_alloc(rif_index, vr->id, l3_dev, f);
+ rif = mlxsw_sp_rif_alloc(ops->rif_size, rif_index, vr->id, params->dev);
if (!rif) {
err = -ENOMEM;
goto err_rif_alloc;
}
+ rif->mlxsw_sp = mlxsw_sp;
+ rif->ops = ops;
- if (devlink_dpipe_table_counter_enabled(priv_to_devlink(mlxsw_sp->core),
- MLXSW_SP_DPIPE_TABLE_NAME_ERIF)) {
- err = mlxsw_sp_rif_counter_alloc(mlxsw_sp, rif,
- MLXSW_SP_RIF_COUNTER_EGRESS);
- if (err)
- netdev_dbg(mlxsw_sp_vport->dev,
- "Counter alloc Failed err=%d\n", err);
+ fid = ops->fid_get(rif);
+ if (IS_ERR(fid)) {
+ err = PTR_ERR(fid);
+ goto err_fid_get;
}
+ rif->fid = fid;
+
+ if (ops->setup)
+ ops->setup(rif, params);
+
+ err = ops->configure(rif);
+ if (err)
+ goto err_configure;
+
+ err = mlxsw_sp_rif_fdb_op(mlxsw_sp, params->dev->dev_addr,
+ mlxsw_sp_fid_index(fid), true);
+ if (err)
+ goto err_rif_fdb_op;
- f->rif = rif;
- mlxsw_sp->rifs[rif_index] = rif;
+ mlxsw_sp_rif_counters_alloc(rif);
+ mlxsw_sp_fid_rif_set(fid, rif);
+ mlxsw_sp->router->rifs[rif_index] = rif;
vr->rif_count++;
return rif;
-err_rif_alloc:
- kfree(f);
-err_rfid_alloc:
- mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, false);
err_rif_fdb_op:
- mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, vr->id, l3_dev, rif_index,
- false);
-err_vport_rif_sp_op:
+ ops->deconfigure(rif);
+err_configure:
+ mlxsw_sp_fid_put(fid);
+err_fid_get:
+ kfree(rif);
+err_rif_alloc:
+err_rif_index_alloc:
mlxsw_sp_vr_put(vr);
return ERR_PTR(err);
}
-static void mlxsw_sp_vport_rif_sp_destroy(struct mlxsw_sp_port *mlxsw_sp_vport,
- struct mlxsw_sp_rif *rif)
+void mlxsw_sp_rif_destroy(struct mlxsw_sp_rif *rif)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp;
- struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[rif->vr_id];
- struct net_device *l3_dev = rif->dev;
- struct mlxsw_sp_fid *f = rif->f;
- u16 rif_index = rif->rif_index;
- u16 fid = f->fid;
+ const struct mlxsw_sp_rif_ops *ops = rif->ops;
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ struct mlxsw_sp_fid *fid = rif->fid;
+ struct mlxsw_sp_vr *vr;
mlxsw_sp_router_rif_gone_sync(mlxsw_sp, rif);
-
- mlxsw_sp_rif_counter_free(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_EGRESS);
- mlxsw_sp_rif_counter_free(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_INGRESS);
+ vr = &mlxsw_sp->router->vrs[rif->vr_id];
vr->rif_count--;
- mlxsw_sp->rifs[rif_index] = NULL;
- f->rif = NULL;
-
+ mlxsw_sp->router->rifs[rif->rif_index] = NULL;
+ mlxsw_sp_fid_rif_set(fid, NULL);
+ mlxsw_sp_rif_counters_free(rif);
+ mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->dev->dev_addr,
+ mlxsw_sp_fid_index(fid), false);
+ ops->deconfigure(rif);
+ mlxsw_sp_fid_put(fid);
kfree(rif);
+ mlxsw_sp_vr_put(vr);
+}
- kfree(f);
-
- mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, false);
+static void
+mlxsw_sp_rif_subport_params_init(struct mlxsw_sp_rif_params *params,
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
+{
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
- mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, vr->id, l3_dev, rif_index,
- false);
- mlxsw_sp_vr_put(vr);
+ params->vid = mlxsw_sp_port_vlan->vid;
+ params->lag = mlxsw_sp_port->lagged;
+ if (params->lag)
+ params->lag_id = mlxsw_sp_port->lag_id;
+ else
+ params->system_port = mlxsw_sp_port->local_port;
}
-static int mlxsw_sp_vport_rif_sp_join(struct mlxsw_sp_port *mlxsw_sp_vport,
- struct net_device *l3_dev)
+static int
+mlxsw_sp_port_vlan_router_join(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan,
+ struct net_device *l3_dev)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ u16 vid = mlxsw_sp_port_vlan->vid;
struct mlxsw_sp_rif *rif;
+ struct mlxsw_sp_fid *fid;
+ int err;
rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, l3_dev);
if (!rif) {
- rif = mlxsw_sp_vport_rif_sp_create(mlxsw_sp_vport, l3_dev);
+ struct mlxsw_sp_rif_params params = {
+ .dev = l3_dev,
+ };
+
+ mlxsw_sp_rif_subport_params_init(&params, mlxsw_sp_port_vlan);
+ rif = mlxsw_sp_rif_create(mlxsw_sp, &params);
if (IS_ERR(rif))
return PTR_ERR(rif);
}
- mlxsw_sp_vport_fid_set(mlxsw_sp_vport, rif->f);
- rif->f->ref_count++;
+ /* FID was already created, just take a reference */
+ fid = rif->ops->fid_get(rif);
+ err = mlxsw_sp_fid_port_vid_map(fid, mlxsw_sp_port, vid);
+ if (err)
+ goto err_fid_port_vid_map;
+
+ err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, false);
+ if (err)
+ goto err_port_vid_learning_set;
+
+ err = mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid,
+ BR_STATE_FORWARDING);
+ if (err)
+ goto err_port_vid_stp_set;
- netdev_dbg(mlxsw_sp_vport->dev, "Joined FID=%d\n", rif->f->fid);
+ mlxsw_sp_port_vlan->fid = fid;
return 0;
+
+err_port_vid_stp_set:
+ mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, true);
+err_port_vid_learning_set:
+ mlxsw_sp_fid_port_vid_unmap(fid, mlxsw_sp_port, vid);
+err_fid_port_vid_map:
+ mlxsw_sp_fid_put(fid);
+ return err;
}
-static void mlxsw_sp_vport_rif_sp_leave(struct mlxsw_sp_port *mlxsw_sp_vport)
+void
+mlxsw_sp_port_vlan_router_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport);
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ u16 vid = mlxsw_sp_port_vlan->vid;
- netdev_dbg(mlxsw_sp_vport->dev, "Left FID=%d\n", f->fid);
+ if (WARN_ON(mlxsw_sp_fid_type(fid) != MLXSW_SP_FID_TYPE_RFID))
+ return;
- mlxsw_sp_vport_fid_set(mlxsw_sp_vport, NULL);
- if (--f->ref_count == 0)
- mlxsw_sp_vport_rif_sp_destroy(mlxsw_sp_vport, f->rif);
+ mlxsw_sp_port_vlan->fid = NULL;
+ mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid, BR_STATE_BLOCKING);
+ mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, true);
+ mlxsw_sp_fid_port_vid_unmap(fid, mlxsw_sp_port, vid);
+ /* If router port holds the last reference on the rFID, then the
+ * associated Sub-port RIF will be destroyed.
+ */
+ mlxsw_sp_fid_put(fid);
}
-static int mlxsw_sp_inetaddr_vport_event(struct net_device *l3_dev,
- struct net_device *port_dev,
- unsigned long event, u16 vid)
+static int mlxsw_sp_inetaddr_port_vlan_event(struct net_device *l3_dev,
+ struct net_device *port_dev,
+ unsigned long event, u16 vid)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(port_dev);
- struct mlxsw_sp_port *mlxsw_sp_vport;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- if (WARN_ON(!mlxsw_sp_vport))
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
return -EINVAL;
switch (event) {
case NETDEV_UP:
- return mlxsw_sp_vport_rif_sp_join(mlxsw_sp_vport, l3_dev);
+ return mlxsw_sp_port_vlan_router_join(mlxsw_sp_port_vlan,
+ l3_dev);
case NETDEV_DOWN:
- mlxsw_sp_vport_rif_sp_leave(mlxsw_sp_vport);
+ mlxsw_sp_port_vlan_router_leave(mlxsw_sp_port_vlan);
break;
}
@@ -3106,7 +3238,7 @@ static int mlxsw_sp_inetaddr_port_event(struct net_device *port_dev,
netif_is_ovs_port(port_dev))
return 0;
- return mlxsw_sp_inetaddr_vport_event(port_dev, port_dev, event, 1);
+ return mlxsw_sp_inetaddr_port_vlan_event(port_dev, port_dev, event, 1);
}
static int __mlxsw_sp_inetaddr_lag_event(struct net_device *l3_dev,
@@ -3119,8 +3251,9 @@ static int __mlxsw_sp_inetaddr_lag_event(struct net_device *l3_dev,
netdev_for_each_lower_dev(lag_dev, port_dev, iter) {
if (mlxsw_sp_port_dev_check(port_dev)) {
- err = mlxsw_sp_inetaddr_vport_event(l3_dev, port_dev,
- event, vid);
+ err = mlxsw_sp_inetaddr_port_vlan_event(l3_dev,
+ port_dev,
+ event, vid);
if (err)
return err;
}
@@ -3138,189 +3271,24 @@ static int mlxsw_sp_inetaddr_lag_event(struct net_device *lag_dev,
return __mlxsw_sp_inetaddr_lag_event(lag_dev, lag_dev, event, 1);
}
-static struct mlxsw_sp_fid *mlxsw_sp_bridge_fid_get(struct mlxsw_sp *mlxsw_sp,
- struct net_device *l3_dev)
-{
- u16 fid;
-
- if (is_vlan_dev(l3_dev))
- fid = vlan_dev_vlan_id(l3_dev);
- else if (mlxsw_sp->master_bridge.dev == l3_dev)
- fid = 1;
- else
- return mlxsw_sp_vfid_find(mlxsw_sp, l3_dev);
-
- return mlxsw_sp_fid_find(mlxsw_sp, fid);
-}
-
-static u8 mlxsw_sp_router_port(const struct mlxsw_sp *mlxsw_sp)
-{
- return mlxsw_core_max_ports(mlxsw_sp->core) + 1;
-}
-
-static enum mlxsw_flood_table_type mlxsw_sp_flood_table_type_get(u16 fid)
-{
- return mlxsw_sp_fid_is_vfid(fid) ? MLXSW_REG_SFGC_TABLE_TYPE_FID :
- MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST;
-}
-
-static u16 mlxsw_sp_flood_table_index_get(u16 fid)
-{
- return mlxsw_sp_fid_is_vfid(fid) ? mlxsw_sp_fid_to_vfid(fid) : fid;
-}
-
-static int mlxsw_sp_router_port_flood_set(struct mlxsw_sp *mlxsw_sp, u16 fid,
- bool set)
-{
- u8 router_port = mlxsw_sp_router_port(mlxsw_sp);
- enum mlxsw_flood_table_type table_type;
- char *sftr_pl;
- u16 index;
- int err;
-
- sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL);
- if (!sftr_pl)
- return -ENOMEM;
-
- table_type = mlxsw_sp_flood_table_type_get(fid);
- index = mlxsw_sp_flood_table_index_get(fid);
- mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BC, index, table_type,
- 1, router_port, set);
- err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
-
- kfree(sftr_pl);
- return err;
-}
-
-static enum mlxsw_reg_ritr_if_type mlxsw_sp_rif_type_get(u16 fid)
-{
- if (mlxsw_sp_fid_is_vfid(fid))
- return MLXSW_REG_RITR_FID_IF;
- else
- return MLXSW_REG_RITR_VLAN_IF;
-}
-
-static int mlxsw_sp_rif_bridge_op(struct mlxsw_sp *mlxsw_sp, u16 vr_id,
- struct net_device *l3_dev,
- u16 fid, u16 rif,
- bool create)
-{
- enum mlxsw_reg_ritr_if_type rif_type;
- char ritr_pl[MLXSW_REG_RITR_LEN];
-
- rif_type = mlxsw_sp_rif_type_get(fid);
- mlxsw_reg_ritr_pack(ritr_pl, create, rif_type, rif, vr_id, l3_dev->mtu,
- l3_dev->dev_addr);
- mlxsw_reg_ritr_fid_set(ritr_pl, rif_type, fid);
-
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl);
-}
-
-static int mlxsw_sp_rif_bridge_create(struct mlxsw_sp *mlxsw_sp,
- struct net_device *l3_dev,
- struct mlxsw_sp_fid *f)
-{
- u32 tb_id = l3mdev_fib_table(l3_dev);
- struct mlxsw_sp_rif *rif;
- struct mlxsw_sp_vr *vr;
- u16 rif_index;
- int err;
-
- rif_index = mlxsw_sp_avail_rif_get(mlxsw_sp);
- if (rif_index == MLXSW_SP_INVALID_INDEX_RIF)
- return -ERANGE;
-
- vr = mlxsw_sp_vr_get(mlxsw_sp, tb_id ? : RT_TABLE_MAIN);
- if (IS_ERR(vr))
- return PTR_ERR(vr);
-
- err = mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, true);
- if (err)
- goto err_port_flood_set;
-
- err = mlxsw_sp_rif_bridge_op(mlxsw_sp, vr->id, l3_dev, f->fid,
- rif_index, true);
- if (err)
- goto err_rif_bridge_op;
-
- err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, true);
- if (err)
- goto err_rif_fdb_op;
-
- rif = mlxsw_sp_rif_alloc(rif_index, vr->id, l3_dev, f);
- if (!rif) {
- err = -ENOMEM;
- goto err_rif_alloc;
- }
-
- f->rif = rif;
- mlxsw_sp->rifs[rif_index] = rif;
- vr->rif_count++;
-
- netdev_dbg(l3_dev, "RIF=%d created\n", rif_index);
-
- return 0;
-
-err_rif_alloc:
- mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false);
-err_rif_fdb_op:
- mlxsw_sp_rif_bridge_op(mlxsw_sp, vr->id, l3_dev, f->fid, rif_index,
- false);
-err_rif_bridge_op:
- mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false);
-err_port_flood_set:
- mlxsw_sp_vr_put(vr);
- return err;
-}
-
-void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_rif *rif)
-{
- struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[rif->vr_id];
- struct net_device *l3_dev = rif->dev;
- struct mlxsw_sp_fid *f = rif->f;
- u16 rif_index = rif->rif_index;
-
- mlxsw_sp_router_rif_gone_sync(mlxsw_sp, rif);
-
- vr->rif_count--;
- mlxsw_sp->rifs[rif_index] = NULL;
- f->rif = NULL;
-
- kfree(rif);
-
- mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false);
-
- mlxsw_sp_rif_bridge_op(mlxsw_sp, vr->id, l3_dev, f->fid, rif_index,
- false);
-
- mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false);
-
- mlxsw_sp_vr_put(vr);
-
- netdev_dbg(l3_dev, "RIF=%d destroyed\n", rif_index);
-}
-
static int mlxsw_sp_inetaddr_bridge_event(struct net_device *l3_dev,
- struct net_device *br_dev,
unsigned long event)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(l3_dev);
- struct mlxsw_sp_fid *f;
-
- /* FID can either be an actual FID if the L3 device is the
- * VLAN-aware bridge or a VLAN device on top. Otherwise, the
- * L3 device is a VLAN-unaware bridge and we get a vFID.
- */
- f = mlxsw_sp_bridge_fid_get(mlxsw_sp, l3_dev);
- if (WARN_ON(!f))
- return -EINVAL;
+ struct mlxsw_sp_rif_params params = {
+ .dev = l3_dev,
+ };
+ struct mlxsw_sp_rif *rif;
switch (event) {
case NETDEV_UP:
- return mlxsw_sp_rif_bridge_create(mlxsw_sp, l3_dev, f);
+ rif = mlxsw_sp_rif_create(mlxsw_sp, &params);
+ if (IS_ERR(rif))
+ return PTR_ERR(rif);
+ break;
case NETDEV_DOWN:
- mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif);
+ rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, l3_dev);
+ mlxsw_sp_rif_destroy(rif);
break;
}
@@ -3331,22 +3299,19 @@ static int mlxsw_sp_inetaddr_vlan_event(struct net_device *vlan_dev,
unsigned long event)
{
struct net_device *real_dev = vlan_dev_real_dev(vlan_dev);
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(vlan_dev);
u16 vid = vlan_dev_vlan_id(vlan_dev);
if (netif_is_bridge_port(vlan_dev))
return 0;
if (mlxsw_sp_port_dev_check(real_dev))
- return mlxsw_sp_inetaddr_vport_event(vlan_dev, real_dev, event,
- vid);
+ return mlxsw_sp_inetaddr_port_vlan_event(vlan_dev, real_dev,
+ event, vid);
else if (netif_is_lag_master(real_dev))
return __mlxsw_sp_inetaddr_lag_event(vlan_dev, real_dev, event,
vid);
- else if (netif_is_bridge_master(real_dev) &&
- mlxsw_sp->master_bridge.dev == real_dev)
- return mlxsw_sp_inetaddr_bridge_event(vlan_dev, real_dev,
- event);
+ else if (netif_is_bridge_master(real_dev) && br_vlan_enabled(real_dev))
+ return mlxsw_sp_inetaddr_bridge_event(vlan_dev, event);
return 0;
}
@@ -3359,7 +3324,7 @@ static int __mlxsw_sp_inetaddr_event(struct net_device *dev,
else if (netif_is_lag_master(dev))
return mlxsw_sp_inetaddr_lag_event(dev, event);
else if (netif_is_bridge_master(dev))
- return mlxsw_sp_inetaddr_bridge_event(dev, dev, event);
+ return mlxsw_sp_inetaddr_bridge_event(dev, event);
else if (is_vlan_dev(dev))
return mlxsw_sp_inetaddr_vlan_event(dev, event);
else
@@ -3409,6 +3374,7 @@ int mlxsw_sp_netdevice_router_port_event(struct net_device *dev)
{
struct mlxsw_sp *mlxsw_sp;
struct mlxsw_sp_rif *rif;
+ u16 fid_index;
int err;
mlxsw_sp = mlxsw_sp_lower_get(dev);
@@ -3418,8 +3384,9 @@ int mlxsw_sp_netdevice_router_port_event(struct net_device *dev)
rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev);
if (!rif)
return 0;
+ fid_index = mlxsw_sp_fid_index(rif->fid);
- err = mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->addr, rif->f->fid, false);
+ err = mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->addr, fid_index, false);
if (err)
return err;
@@ -3428,7 +3395,7 @@ int mlxsw_sp_netdevice_router_port_event(struct net_device *dev)
if (err)
goto err_rif_edit;
- err = mlxsw_sp_rif_fdb_op(mlxsw_sp, dev->dev_addr, rif->f->fid, true);
+ err = mlxsw_sp_rif_fdb_op(mlxsw_sp, dev->dev_addr, fid_index, true);
if (err)
goto err_rif_fdb_op;
@@ -3442,7 +3409,7 @@ int mlxsw_sp_netdevice_router_port_event(struct net_device *dev)
err_rif_fdb_op:
mlxsw_sp_rif_edit(mlxsw_sp, rif->rif_index, rif->addr, rif->mtu);
err_rif_edit:
- mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->addr, rif->f->fid, true);
+ mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->addr, fid_index, true);
return err;
}
@@ -3495,16 +3462,225 @@ int mlxsw_sp_netdevice_vrf_event(struct net_device *l3_dev, unsigned long event,
return err;
}
+static struct mlxsw_sp_rif_subport *
+mlxsw_sp_rif_subport_rif(const struct mlxsw_sp_rif *rif)
+{
+ return container_of(rif, struct mlxsw_sp_rif_subport, common);
+}
+
+static void mlxsw_sp_rif_subport_setup(struct mlxsw_sp_rif *rif,
+ const struct mlxsw_sp_rif_params *params)
+{
+ struct mlxsw_sp_rif_subport *rif_subport;
+
+ rif_subport = mlxsw_sp_rif_subport_rif(rif);
+ rif_subport->vid = params->vid;
+ rif_subport->lag = params->lag;
+ if (params->lag)
+ rif_subport->lag_id = params->lag_id;
+ else
+ rif_subport->system_port = params->system_port;
+}
+
+static int mlxsw_sp_rif_subport_op(struct mlxsw_sp_rif *rif, bool enable)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ struct mlxsw_sp_rif_subport *rif_subport;
+ char ritr_pl[MLXSW_REG_RITR_LEN];
+
+ rif_subport = mlxsw_sp_rif_subport_rif(rif);
+ mlxsw_reg_ritr_pack(ritr_pl, enable, MLXSW_REG_RITR_SP_IF,
+ rif->rif_index, rif->vr_id, rif->dev->mtu,
+ rif->dev->dev_addr);
+ mlxsw_reg_ritr_sp_if_pack(ritr_pl, rif_subport->lag,
+ rif_subport->lag ? rif_subport->lag_id :
+ rif_subport->system_port,
+ rif_subport->vid);
+
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl);
+}
+
+static int mlxsw_sp_rif_subport_configure(struct mlxsw_sp_rif *rif)
+{
+ return mlxsw_sp_rif_subport_op(rif, true);
+}
+
+static void mlxsw_sp_rif_subport_deconfigure(struct mlxsw_sp_rif *rif)
+{
+ mlxsw_sp_rif_subport_op(rif, false);
+}
+
+static struct mlxsw_sp_fid *
+mlxsw_sp_rif_subport_fid_get(struct mlxsw_sp_rif *rif)
+{
+ return mlxsw_sp_fid_rfid_get(rif->mlxsw_sp, rif->rif_index);
+}
+
+static const struct mlxsw_sp_rif_ops mlxsw_sp_rif_subport_ops = {
+ .type = MLXSW_SP_RIF_TYPE_SUBPORT,
+ .rif_size = sizeof(struct mlxsw_sp_rif_subport),
+ .setup = mlxsw_sp_rif_subport_setup,
+ .configure = mlxsw_sp_rif_subport_configure,
+ .deconfigure = mlxsw_sp_rif_subport_deconfigure,
+ .fid_get = mlxsw_sp_rif_subport_fid_get,
+};
+
+static int mlxsw_sp_rif_vlan_fid_op(struct mlxsw_sp_rif *rif,
+ enum mlxsw_reg_ritr_if_type type,
+ u16 vid_fid, bool enable)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ char ritr_pl[MLXSW_REG_RITR_LEN];
+
+ mlxsw_reg_ritr_pack(ritr_pl, enable, type, rif->rif_index, rif->vr_id,
+ rif->dev->mtu, rif->dev->dev_addr);
+ mlxsw_reg_ritr_fid_set(ritr_pl, type, vid_fid);
+
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl);
+}
+
+static u8 mlxsw_sp_router_port(const struct mlxsw_sp *mlxsw_sp)
+{
+ return mlxsw_core_max_ports(mlxsw_sp->core) + 1;
+}
+
+static int mlxsw_sp_rif_vlan_configure(struct mlxsw_sp_rif *rif)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ u16 vid = mlxsw_sp_fid_8021q_vid(rif->fid);
+ int err;
+
+ err = mlxsw_sp_rif_vlan_fid_op(rif, MLXSW_REG_RITR_VLAN_IF, vid, true);
+ if (err)
+ return err;
+
+ err = mlxsw_sp_fid_flood_set(rif->fid, MLXSW_SP_FLOOD_TYPE_BC,
+ mlxsw_sp_router_port(mlxsw_sp), true);
+ if (err)
+ goto err_fid_bc_flood_set;
+
+ return 0;
+
+err_fid_bc_flood_set:
+ mlxsw_sp_rif_vlan_fid_op(rif, MLXSW_REG_RITR_VLAN_IF, vid, false);
+ return err;
+}
+
+static void mlxsw_sp_rif_vlan_deconfigure(struct mlxsw_sp_rif *rif)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ u16 vid = mlxsw_sp_fid_8021q_vid(rif->fid);
+
+ mlxsw_sp_fid_flood_set(rif->fid, MLXSW_SP_FLOOD_TYPE_BC,
+ mlxsw_sp_router_port(mlxsw_sp), false);
+ mlxsw_sp_rif_vlan_fid_op(rif, MLXSW_REG_RITR_VLAN_IF, vid, false);
+}
+
+static struct mlxsw_sp_fid *
+mlxsw_sp_rif_vlan_fid_get(struct mlxsw_sp_rif *rif)
+{
+ u16 vid = is_vlan_dev(rif->dev) ? vlan_dev_vlan_id(rif->dev) : 1;
+
+ return mlxsw_sp_fid_8021q_get(rif->mlxsw_sp, vid);
+}
+
+static const struct mlxsw_sp_rif_ops mlxsw_sp_rif_vlan_ops = {
+ .type = MLXSW_SP_RIF_TYPE_VLAN,
+ .rif_size = sizeof(struct mlxsw_sp_rif),
+ .configure = mlxsw_sp_rif_vlan_configure,
+ .deconfigure = mlxsw_sp_rif_vlan_deconfigure,
+ .fid_get = mlxsw_sp_rif_vlan_fid_get,
+};
+
+static int mlxsw_sp_rif_fid_configure(struct mlxsw_sp_rif *rif)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ u16 fid_index = mlxsw_sp_fid_index(rif->fid);
+ int err;
+
+ err = mlxsw_sp_rif_vlan_fid_op(rif, MLXSW_REG_RITR_FID_IF, fid_index,
+ true);
+ if (err)
+ return err;
+
+ err = mlxsw_sp_fid_flood_set(rif->fid, MLXSW_SP_FLOOD_TYPE_BC,
+ mlxsw_sp_router_port(mlxsw_sp), true);
+ if (err)
+ goto err_fid_bc_flood_set;
+
+ return 0;
+
+err_fid_bc_flood_set:
+ mlxsw_sp_rif_vlan_fid_op(rif, MLXSW_REG_RITR_FID_IF, fid_index, false);
+ return err;
+}
+
+static void mlxsw_sp_rif_fid_deconfigure(struct mlxsw_sp_rif *rif)
+{
+ struct mlxsw_sp *mlxsw_sp = rif->mlxsw_sp;
+ u16 fid_index = mlxsw_sp_fid_index(rif->fid);
+
+ mlxsw_sp_fid_flood_set(rif->fid, MLXSW_SP_FLOOD_TYPE_BC,
+ mlxsw_sp_router_port(mlxsw_sp), false);
+ mlxsw_sp_rif_vlan_fid_op(rif, MLXSW_REG_RITR_FID_IF, fid_index, false);
+}
+
+static struct mlxsw_sp_fid *
+mlxsw_sp_rif_fid_fid_get(struct mlxsw_sp_rif *rif)
+{
+ return mlxsw_sp_fid_8021d_get(rif->mlxsw_sp, rif->dev->ifindex);
+}
+
+static const struct mlxsw_sp_rif_ops mlxsw_sp_rif_fid_ops = {
+ .type = MLXSW_SP_RIF_TYPE_FID,
+ .rif_size = sizeof(struct mlxsw_sp_rif),
+ .configure = mlxsw_sp_rif_fid_configure,
+ .deconfigure = mlxsw_sp_rif_fid_deconfigure,
+ .fid_get = mlxsw_sp_rif_fid_fid_get,
+};
+
+static const struct mlxsw_sp_rif_ops *mlxsw_sp_rif_ops_arr[] = {
+ [MLXSW_SP_RIF_TYPE_SUBPORT] = &mlxsw_sp_rif_subport_ops,
+ [MLXSW_SP_RIF_TYPE_VLAN] = &mlxsw_sp_rif_vlan_ops,
+ [MLXSW_SP_RIF_TYPE_FID] = &mlxsw_sp_rif_fid_ops,
+};
+
+static int mlxsw_sp_rifs_init(struct mlxsw_sp *mlxsw_sp)
+{
+ u64 max_rifs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS);
+
+ mlxsw_sp->router->rifs = kcalloc(max_rifs,
+ sizeof(struct mlxsw_sp_rif *),
+ GFP_KERNEL);
+ if (!mlxsw_sp->router->rifs)
+ return -ENOMEM;
+
+ mlxsw_sp->router->rif_ops_arr = mlxsw_sp_rif_ops_arr;
+
+ return 0;
+}
+
+static void mlxsw_sp_rifs_fini(struct mlxsw_sp *mlxsw_sp)
+{
+ int i;
+
+ for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
+ WARN_ON_ONCE(mlxsw_sp->router->rifs[i]);
+
+ kfree(mlxsw_sp->router->rifs);
+}
+
static void mlxsw_sp_router_fib_dump_flush(struct notifier_block *nb)
{
- struct mlxsw_sp *mlxsw_sp = container_of(nb, struct mlxsw_sp, fib_nb);
+ struct mlxsw_sp_router *router;
/* Flush pending FIB notifications and then flush the device's
* table before requesting another dump. The FIB notification
* block is unregistered, so no need to take RTNL.
*/
mlxsw_core_flush_owq();
- mlxsw_sp_router_fib_flush(mlxsw_sp);
+ router = container_of(nb, struct mlxsw_sp_router, fib_nb);
+ mlxsw_sp_router_fib_flush(router->mlxsw_sp);
}
static int __mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp)
@@ -3515,55 +3691,50 @@ static int __mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp)
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_RIFS))
return -EIO;
-
max_rifs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS);
- mlxsw_sp->rifs = kcalloc(max_rifs, sizeof(struct mlxsw_sp_rif *),
- GFP_KERNEL);
- if (!mlxsw_sp->rifs)
- return -ENOMEM;
mlxsw_reg_rgcr_pack(rgcr_pl, true);
mlxsw_reg_rgcr_max_router_interfaces_set(rgcr_pl, max_rifs);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl);
if (err)
- goto err_rgcr_fail;
-
+ return err;
return 0;
-
-err_rgcr_fail:
- kfree(mlxsw_sp->rifs);
- return err;
}
static void __mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp)
{
char rgcr_pl[MLXSW_REG_RGCR_LEN];
- int i;
mlxsw_reg_rgcr_pack(rgcr_pl, false);
mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl);
-
- for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
- WARN_ON_ONCE(mlxsw_sp->rifs[i]);
-
- kfree(mlxsw_sp->rifs);
}
int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp)
{
+ struct mlxsw_sp_router *router;
int err;
- INIT_LIST_HEAD(&mlxsw_sp->router.nexthop_neighs_list);
+ router = kzalloc(sizeof(*mlxsw_sp->router), GFP_KERNEL);
+ if (!router)
+ return -ENOMEM;
+ mlxsw_sp->router = router;
+ router->mlxsw_sp = mlxsw_sp;
+
+ INIT_LIST_HEAD(&mlxsw_sp->router->nexthop_neighs_list);
err = __mlxsw_sp_router_init(mlxsw_sp);
if (err)
- return err;
+ goto err_router_init;
+
+ err = mlxsw_sp_rifs_init(mlxsw_sp);
+ if (err)
+ goto err_rifs_init;
- err = rhashtable_init(&mlxsw_sp->router.nexthop_ht,
+ err = rhashtable_init(&mlxsw_sp->router->nexthop_ht,
&mlxsw_sp_nexthop_ht_params);
if (err)
goto err_nexthop_ht_init;
- err = rhashtable_init(&mlxsw_sp->router.nexthop_group_ht,
+ err = rhashtable_init(&mlxsw_sp->router->nexthop_group_ht,
&mlxsw_sp_nexthop_group_ht_params);
if (err)
goto err_nexthop_group_ht_init;
@@ -3580,8 +3751,8 @@ int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp)
if (err)
goto err_neigh_init;
- mlxsw_sp->fib_nb.notifier_call = mlxsw_sp_router_fib_event;
- err = register_fib_notifier(&mlxsw_sp->fib_nb,
+ mlxsw_sp->router->fib_nb.notifier_call = mlxsw_sp_router_fib_event;
+ err = register_fib_notifier(&mlxsw_sp->router->fib_nb,
mlxsw_sp_router_fib_dump_flush);
if (err)
goto err_register_fib_notifier;
@@ -3595,21 +3766,27 @@ err_neigh_init:
err_vrs_init:
mlxsw_sp_lpm_fini(mlxsw_sp);
err_lpm_init:
- rhashtable_destroy(&mlxsw_sp->router.nexthop_group_ht);
+ rhashtable_destroy(&mlxsw_sp->router->nexthop_group_ht);
err_nexthop_group_ht_init:
- rhashtable_destroy(&mlxsw_sp->router.nexthop_ht);
+ rhashtable_destroy(&mlxsw_sp->router->nexthop_ht);
err_nexthop_ht_init:
+ mlxsw_sp_rifs_fini(mlxsw_sp);
+err_rifs_init:
__mlxsw_sp_router_fini(mlxsw_sp);
+err_router_init:
+ kfree(mlxsw_sp->router);
return err;
}
void mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp)
{
- unregister_fib_notifier(&mlxsw_sp->fib_nb);
+ unregister_fib_notifier(&mlxsw_sp->router->fib_nb);
mlxsw_sp_neigh_fini(mlxsw_sp);
mlxsw_sp_vrs_fini(mlxsw_sp);
mlxsw_sp_lpm_fini(mlxsw_sp);
- rhashtable_destroy(&mlxsw_sp->router.nexthop_group_ht);
- rhashtable_destroy(&mlxsw_sp->router.nexthop_ht);
+ rhashtable_destroy(&mlxsw_sp->router->nexthop_group_ht);
+ rhashtable_destroy(&mlxsw_sp->router->nexthop_ht);
+ mlxsw_sp_rifs_fini(mlxsw_sp);
__mlxsw_sp_router_fini(mlxsw_sp);
+ kfree(mlxsw_sp->router);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
index c3095fe..a3e8d2b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
@@ -42,6 +42,8 @@ enum mlxsw_sp_rif_counter_dir {
MLXSW_SP_RIF_COUNTER_EGRESS,
};
+struct mlxsw_sp_rif *mlxsw_sp_rif_by_index(const struct mlxsw_sp *mlxsw_sp,
+ u16 rif_index);
u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif);
int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif);
int mlxsw_sp_rif_counter_value_get(struct mlxsw_sp *mlxsw_sp,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index f4bb0c0..cd89a3e 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -52,340 +52,597 @@
#include "core.h"
#include "reg.h"
-static u16 mlxsw_sp_port_vid_to_fid_get(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid)
-{
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
- u16 fid = vid;
+struct mlxsw_sp_bridge_ops;
- fid = f ? f->fid : fid;
+struct mlxsw_sp_bridge {
+ struct mlxsw_sp *mlxsw_sp;
+ struct {
+ struct delayed_work dw;
+#define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100
+ unsigned int interval; /* ms */
+ } fdb_notify;
+#define MLXSW_SP_MIN_AGEING_TIME 10
+#define MLXSW_SP_MAX_AGEING_TIME 1000000
+#define MLXSW_SP_DEFAULT_AGEING_TIME 300
+ u32 ageing_time;
+ bool vlan_enabled_exists;
+ struct list_head bridges_list;
+ struct list_head mids_list;
+ DECLARE_BITMAP(mids_bitmap, MLXSW_SP_MID_MAX);
+ const struct mlxsw_sp_bridge_ops *bridge_8021q_ops;
+ const struct mlxsw_sp_bridge_ops *bridge_8021d_ops;
+};
+
+struct mlxsw_sp_bridge_device {
+ struct net_device *dev;
+ struct list_head list;
+ struct list_head ports_list;
+ u8 vlan_enabled:1,
+ multicast_enabled:1;
+ const struct mlxsw_sp_bridge_ops *ops;
+};
- if (!fid)
- fid = mlxsw_sp_port->pvid;
+struct mlxsw_sp_bridge_port {
+ struct net_device *dev;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct list_head list;
+ struct list_head vlans_list;
+ unsigned int ref_count;
+ u8 stp_state;
+ unsigned long flags;
+ bool mrouter;
+ bool lagged;
+ union {
+ u16 lag_id;
+ u16 system_port;
+ };
+};
- return fid;
+struct mlxsw_sp_bridge_vlan {
+ struct list_head list;
+ struct list_head port_vlan_list;
+ u16 vid;
+};
+
+struct mlxsw_sp_bridge_ops {
+ int (*port_join)(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port);
+ void (*port_leave)(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port);
+ struct mlxsw_sp_fid *
+ (*fid_get)(struct mlxsw_sp_bridge_device *bridge_device,
+ u16 vid);
+};
+
+static int
+mlxsw_sp_bridge_port_fdb_flush(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ u16 fid_index);
+
+static struct mlxsw_sp_bridge_device *
+mlxsw_sp_bridge_device_find(const struct mlxsw_sp_bridge *bridge,
+ const struct net_device *br_dev)
+{
+ struct mlxsw_sp_bridge_device *bridge_device;
+
+ list_for_each_entry(bridge_device, &bridge->bridges_list, list)
+ if (bridge_device->dev == br_dev)
+ return bridge_device;
+
+ return NULL;
}
-static struct mlxsw_sp_port *
-mlxsw_sp_port_orig_get(struct net_device *dev,
- struct mlxsw_sp_port *mlxsw_sp_port)
+static struct mlxsw_sp_bridge_device *
+mlxsw_sp_bridge_device_create(struct mlxsw_sp_bridge *bridge,
+ struct net_device *br_dev)
{
- struct mlxsw_sp_port *mlxsw_sp_vport;
- struct mlxsw_sp_fid *fid;
- u16 vid;
+ struct device *dev = bridge->mlxsw_sp->bus_info->dev;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ bool vlan_enabled = br_vlan_enabled(br_dev);
- if (netif_is_bridge_master(dev)) {
- fid = mlxsw_sp_vfid_find(mlxsw_sp_port->mlxsw_sp,
- dev);
- if (fid) {
- mlxsw_sp_vport =
- mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
- fid->fid);
- WARN_ON(!mlxsw_sp_vport);
- return mlxsw_sp_vport;
- }
+ if (vlan_enabled && bridge->vlan_enabled_exists) {
+ dev_err(dev, "Only one VLAN-aware bridge is supported\n");
+ return ERR_PTR(-EINVAL);
}
- if (!is_vlan_dev(dev))
- return mlxsw_sp_port;
+ bridge_device = kzalloc(sizeof(*bridge_device), GFP_KERNEL);
+ if (!bridge_device)
+ return ERR_PTR(-ENOMEM);
+
+ bridge_device->dev = br_dev;
+ bridge_device->vlan_enabled = vlan_enabled;
+ bridge_device->multicast_enabled = br_multicast_enabled(br_dev);
+ INIT_LIST_HEAD(&bridge_device->ports_list);
+ if (vlan_enabled) {
+ bridge->vlan_enabled_exists = true;
+ bridge_device->ops = bridge->bridge_8021q_ops;
+ } else {
+ bridge_device->ops = bridge->bridge_8021d_ops;
+ }
+ list_add(&bridge_device->list, &bridge->bridges_list);
- vid = vlan_dev_vlan_id(dev);
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- WARN_ON(!mlxsw_sp_vport);
+ return bridge_device;
+}
- return mlxsw_sp_vport;
+static void
+mlxsw_sp_bridge_device_destroy(struct mlxsw_sp_bridge *bridge,
+ struct mlxsw_sp_bridge_device *bridge_device)
+{
+ list_del(&bridge_device->list);
+ if (bridge_device->vlan_enabled)
+ bridge->vlan_enabled_exists = false;
+ WARN_ON(!list_empty(&bridge_device->ports_list));
+ kfree(bridge_device);
}
-static int mlxsw_sp_port_attr_get(struct net_device *dev,
- struct switchdev_attr *attr)
+static struct mlxsw_sp_bridge_device *
+mlxsw_sp_bridge_device_get(struct mlxsw_sp_bridge *bridge,
+ struct net_device *br_dev)
{
- struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
- mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
- return -EINVAL;
+ bridge_device = mlxsw_sp_bridge_device_find(bridge, br_dev);
+ if (bridge_device)
+ return bridge_device;
- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
- attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac);
- memcpy(&attr->u.ppid.id, &mlxsw_sp->base_mac,
- attr->u.ppid.id_len);
- break;
- case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
- attr->u.brport_flags =
- (mlxsw_sp_port->learning ? BR_LEARNING : 0) |
- (mlxsw_sp_port->learning_sync ? BR_LEARNING_SYNC : 0) |
- (mlxsw_sp_port->uc_flood ? BR_FLOOD : 0);
- break;
- default:
- return -EOPNOTSUPP;
+ return mlxsw_sp_bridge_device_create(bridge, br_dev);
+}
+
+static void
+mlxsw_sp_bridge_device_put(struct mlxsw_sp_bridge *bridge,
+ struct mlxsw_sp_bridge_device *bridge_device)
+{
+ if (list_empty(&bridge_device->ports_list))
+ mlxsw_sp_bridge_device_destroy(bridge, bridge_device);
+}
+
+static struct mlxsw_sp_bridge_port *
+__mlxsw_sp_bridge_port_find(const struct mlxsw_sp_bridge_device *bridge_device,
+ const struct net_device *brport_dev)
+{
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ list_for_each_entry(bridge_port, &bridge_device->ports_list, list) {
+ if (bridge_port->dev == brport_dev)
+ return bridge_port;
}
- return 0;
+ return NULL;
}
-static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u8 state)
+static struct mlxsw_sp_bridge_port *
+mlxsw_sp_bridge_port_find(struct mlxsw_sp_bridge *bridge,
+ struct net_device *brport_dev)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- enum mlxsw_reg_spms_state spms_state;
- char *spms_pl;
- u16 vid;
+ struct net_device *br_dev = netdev_master_upper_dev_get(brport_dev);
+ struct mlxsw_sp_bridge_device *bridge_device;
+
+ if (!br_dev)
+ return NULL;
+
+ bridge_device = mlxsw_sp_bridge_device_find(bridge, br_dev);
+ if (!bridge_device)
+ return NULL;
+
+ return __mlxsw_sp_bridge_port_find(bridge_device, brport_dev);
+}
+
+static struct mlxsw_sp_bridge_port *
+mlxsw_sp_bridge_port_create(struct mlxsw_sp_bridge_device *bridge_device,
+ struct net_device *brport_dev)
+{
+ struct mlxsw_sp_bridge_port *bridge_port;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+
+ bridge_port = kzalloc(sizeof(*bridge_port), GFP_KERNEL);
+ if (!bridge_port)
+ return NULL;
+
+ mlxsw_sp_port = mlxsw_sp_port_dev_lower_find(brport_dev);
+ bridge_port->lagged = mlxsw_sp_port->lagged;
+ if (bridge_port->lagged)
+ bridge_port->lag_id = mlxsw_sp_port->lag_id;
+ else
+ bridge_port->system_port = mlxsw_sp_port->local_port;
+ bridge_port->dev = brport_dev;
+ bridge_port->bridge_device = bridge_device;
+ bridge_port->stp_state = BR_STATE_DISABLED;
+ bridge_port->flags = BR_LEARNING | BR_FLOOD | BR_LEARNING_SYNC;
+ INIT_LIST_HEAD(&bridge_port->vlans_list);
+ list_add(&bridge_port->list, &bridge_device->ports_list);
+ bridge_port->ref_count = 1;
+
+ return bridge_port;
+}
+
+static void
+mlxsw_sp_bridge_port_destroy(struct mlxsw_sp_bridge_port *bridge_port)
+{
+ list_del(&bridge_port->list);
+ WARN_ON(!list_empty(&bridge_port->vlans_list));
+ kfree(bridge_port);
+}
+
+static bool
+mlxsw_sp_bridge_port_should_destroy(const struct mlxsw_sp_bridge_port *
+ bridge_port)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(bridge_port->dev);
+
+ /* In case ports were pulled from out of a bridged LAG, then
+ * it's possible the reference count isn't zero, yet the bridge
+ * port should be destroyed, as it's no longer an upper of ours.
+ */
+ if (!mlxsw_sp && list_empty(&bridge_port->vlans_list))
+ return true;
+ else if (bridge_port->ref_count == 0)
+ return true;
+ else
+ return false;
+}
+
+static struct mlxsw_sp_bridge_port *
+mlxsw_sp_bridge_port_get(struct mlxsw_sp_bridge *bridge,
+ struct net_device *brport_dev)
+{
+ struct net_device *br_dev = netdev_master_upper_dev_get(brport_dev);
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
int err;
- switch (state) {
- case BR_STATE_FORWARDING:
- spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
- break;
- case BR_STATE_LEARNING:
- spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
- break;
- case BR_STATE_LISTENING: /* fall-through */
- case BR_STATE_DISABLED: /* fall-through */
- case BR_STATE_BLOCKING:
- spms_state = MLXSW_REG_SPMS_STATE_DISCARDING;
- break;
- default:
- BUG();
+ bridge_port = mlxsw_sp_bridge_port_find(bridge, brport_dev);
+ if (bridge_port) {
+ bridge_port->ref_count++;
+ return bridge_port;
}
- spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL);
- if (!spms_pl)
- return -ENOMEM;
- mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port);
+ bridge_device = mlxsw_sp_bridge_device_get(bridge, br_dev);
+ if (IS_ERR(bridge_device))
+ return ERR_CAST(bridge_device);
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state);
- } else {
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
- mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state);
+ bridge_port = mlxsw_sp_bridge_port_create(bridge_device, brport_dev);
+ if (!bridge_port) {
+ err = -ENOMEM;
+ goto err_bridge_port_create;
}
- err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl);
- kfree(spms_pl);
- return err;
+ return bridge_port;
+
+err_bridge_port_create:
+ mlxsw_sp_bridge_device_put(bridge, bridge_device);
+ return ERR_PTR(err);
}
-static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_trans *trans,
- u8 state)
+static void mlxsw_sp_bridge_port_put(struct mlxsw_sp_bridge *bridge,
+ struct mlxsw_sp_bridge_port *bridge_port)
{
- if (switchdev_trans_ph_prepare(trans))
- return 0;
+ struct mlxsw_sp_bridge_device *bridge_device;
- mlxsw_sp_port->stp_state = state;
- return mlxsw_sp_port_stp_state_set(mlxsw_sp_port, state);
+ bridge_port->ref_count--;
+ if (!mlxsw_sp_bridge_port_should_destroy(bridge_port))
+ return;
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_bridge_port_destroy(bridge_port);
+ mlxsw_sp_bridge_device_put(bridge, bridge_device);
}
-static int __mlxsw_sp_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 idx_begin, u16 idx_end,
- enum mlxsw_sp_flood_table table,
- bool set)
+static struct mlxsw_sp_port_vlan *
+mlxsw_sp_port_vlan_find_by_bridge(struct mlxsw_sp_port *mlxsw_sp_port,
+ const struct mlxsw_sp_bridge_device *
+ bridge_device,
+ u16 vid)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- u16 local_port = mlxsw_sp_port->local_port;
- enum mlxsw_flood_table_type table_type;
- u16 range = idx_end - idx_begin + 1;
- char *sftr_pl;
- int err;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
- table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID;
- else
- table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST;
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ if (!mlxsw_sp_port_vlan->bridge_port)
+ continue;
+ if (mlxsw_sp_port_vlan->bridge_port->bridge_device !=
+ bridge_device)
+ continue;
+ if (bridge_device->vlan_enabled &&
+ mlxsw_sp_port_vlan->vid != vid)
+ continue;
+ return mlxsw_sp_port_vlan;
+ }
- sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL);
- if (!sftr_pl)
- return -ENOMEM;
+ return NULL;
+}
- mlxsw_reg_sftr_pack(sftr_pl, table, idx_begin,
- table_type, range, local_port, set);
- err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
+static struct mlxsw_sp_port_vlan*
+mlxsw_sp_port_vlan_find_by_fid(struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 fid_index)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- kfree(sftr_pl);
- return err;
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+
+ if (fid && mlxsw_sp_fid_index(fid) == fid_index)
+ return mlxsw_sp_port_vlan;
+ }
+
+ return NULL;
}
-static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 idx_begin, u16 idx_end, bool uc_set,
- bool bc_set, bool mc_set)
+static struct mlxsw_sp_bridge_vlan *
+mlxsw_sp_bridge_vlan_find(const struct mlxsw_sp_bridge_port *bridge_port,
+ u16 vid)
{
- int err;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_UC, uc_set);
- if (err)
- return err;
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ if (bridge_vlan->vid == vid)
+ return bridge_vlan;
+ }
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_BC, bc_set);
- if (err)
- goto err_flood_bm_set;
+ return NULL;
+}
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_MC, mc_set);
- if (err)
- goto err_flood_mc_set;
- return 0;
+static struct mlxsw_sp_bridge_vlan *
+mlxsw_sp_bridge_vlan_create(struct mlxsw_sp_bridge_port *bridge_port, u16 vid)
+{
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
-err_flood_mc_set:
- __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_BC, !bc_set);
-err_flood_bm_set:
- __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_UC, !uc_set);
- return err;
+ bridge_vlan = kzalloc(sizeof(*bridge_vlan), GFP_KERNEL);
+ if (!bridge_vlan)
+ return NULL;
+
+ INIT_LIST_HEAD(&bridge_vlan->port_vlan_list);
+ bridge_vlan->vid = vid;
+ list_add(&bridge_vlan->list, &bridge_port->vlans_list);
+
+ return bridge_vlan;
}
-static int mlxsw_sp_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
- enum mlxsw_sp_flood_table table,
- bool set)
+static void
+mlxsw_sp_bridge_vlan_destroy(struct mlxsw_sp_bridge_vlan *bridge_vlan)
{
- struct net_device *dev = mlxsw_sp_port->dev;
- u16 vid, last_visited_vid;
- int err;
+ list_del(&bridge_vlan->list);
+ WARN_ON(!list_empty(&bridge_vlan->port_vlan_list));
+ kfree(bridge_vlan);
+}
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- u16 fid = mlxsw_sp_vport_fid_get(mlxsw_sp_port)->fid;
- u16 vfid = mlxsw_sp_fid_to_vfid(fid);
+static struct mlxsw_sp_bridge_vlan *
+mlxsw_sp_bridge_vlan_get(struct mlxsw_sp_bridge_port *bridge_port, u16 vid)
+{
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
- return __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vfid,
- vfid, table, set);
- }
+ bridge_vlan = mlxsw_sp_bridge_vlan_find(bridge_port, vid);
+ if (bridge_vlan)
+ return bridge_vlan;
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vid, vid,
- table, set);
- if (err) {
- last_visited_vid = vid;
- goto err_port_flood_set;
- }
+ return mlxsw_sp_bridge_vlan_create(bridge_port, vid);
+}
+
+static void mlxsw_sp_bridge_vlan_put(struct mlxsw_sp_bridge_vlan *bridge_vlan)
+{
+ if (list_empty(&bridge_vlan->port_vlan_list))
+ mlxsw_sp_bridge_vlan_destroy(bridge_vlan);
+}
+
+static void mlxsw_sp_port_bridge_flags_get(struct mlxsw_sp_bridge *bridge,
+ struct net_device *dev,
+ unsigned long *brport_flags)
+{
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ bridge_port = mlxsw_sp_bridge_port_find(bridge, dev);
+ if (WARN_ON(!bridge_port))
+ return;
+
+ memcpy(brport_flags, &bridge_port->flags, sizeof(*brport_flags));
+}
+
+static int mlxsw_sp_port_attr_get(struct net_device *dev,
+ struct switchdev_attr *attr)
+{
+ struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+
+ switch (attr->id) {
+ case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
+ attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac);
+ memcpy(&attr->u.ppid.id, &mlxsw_sp->base_mac,
+ attr->u.ppid.id_len);
+ break;
+ case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
+ mlxsw_sp_port_bridge_flags_get(mlxsw_sp->bridge, attr->orig_dev,
+ &attr->u.brport_flags);
+ break;
+ case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:
+ attr->u.brport_flags_support = BR_LEARNING | BR_FLOOD;
+ break;
+ default:
+ return -EOPNOTSUPP;
}
return 0;
+}
-err_port_flood_set:
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, last_visited_vid)
- __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vid, vid, table,
- !set);
- netdev_err(dev, "Failed to configure unicast flooding\n");
- return err;
+static int
+mlxsw_sp_port_bridge_vlan_stp_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_vlan *bridge_vlan,
+ u8 state)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+
+ list_for_each_entry(mlxsw_sp_port_vlan, &bridge_vlan->port_vlan_list,
+ bridge_vlan_node) {
+ if (mlxsw_sp_port_vlan->mlxsw_sp_port != mlxsw_sp_port)
+ continue;
+ return mlxsw_sp_port_vid_stp_set(mlxsw_sp_port,
+ bridge_vlan->vid, state);
+ }
+
+ return 0;
}
-static int mlxsw_sp_port_mc_disabled_set(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_trans *trans,
- bool mc_disabled)
+static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct switchdev_trans *trans,
+ struct net_device *orig_dev,
+ u8 state)
{
- int set;
- int err = 0;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ int err;
if (switchdev_trans_ph_prepare(trans))
return 0;
- if (mlxsw_sp_port->mc_router != mlxsw_sp_port->mc_flood) {
- set = mc_disabled ?
- mlxsw_sp_port->mc_flood : mlxsw_sp_port->mc_router;
- err = mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_MC,
- set);
+ /* It's possible we failed to enslave the port, yet this
+ * operation is executed due to it being deferred.
+ */
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge,
+ orig_dev);
+ if (!bridge_port)
+ return 0;
+
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ err = mlxsw_sp_port_bridge_vlan_stp_set(mlxsw_sp_port,
+ bridge_vlan, state);
+ if (err)
+ goto err_port_bridge_vlan_stp_set;
}
- if (!err)
- mlxsw_sp_port->mc_disabled = mc_disabled;
+ bridge_port->stp_state = state;
+ return 0;
+
+err_port_bridge_vlan_stp_set:
+ list_for_each_entry_continue_reverse(bridge_vlan,
+ &bridge_port->vlans_list, list)
+ mlxsw_sp_port_bridge_vlan_stp_set(mlxsw_sp_port, bridge_vlan,
+ bridge_port->stp_state);
return err;
}
-int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid,
- bool set)
+static int
+mlxsw_sp_port_bridge_vlan_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_vlan *bridge_vlan,
+ enum mlxsw_sp_flood_type packet_type,
+ bool member)
{
- bool mc_set = set;
- u16 vfid;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- /* In case of vFIDs, index into the flooding table is relative to
- * the start of the vFIDs range.
- */
- vfid = mlxsw_sp_fid_to_vfid(fid);
-
- if (set)
- mc_set = mlxsw_sp_vport->mc_disabled ?
- mlxsw_sp_vport->mc_flood : mlxsw_sp_vport->mc_router;
+ list_for_each_entry(mlxsw_sp_port_vlan, &bridge_vlan->port_vlan_list,
+ bridge_vlan_node) {
+ if (mlxsw_sp_port_vlan->mlxsw_sp_port != mlxsw_sp_port)
+ continue;
+ return mlxsw_sp_fid_flood_set(mlxsw_sp_port_vlan->fid,
+ packet_type,
+ mlxsw_sp_port->local_port,
+ member);
+ }
- return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, set,
- mc_set);
+ return 0;
}
-static int mlxsw_sp_port_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- bool set)
+static int
+mlxsw_sp_bridge_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ enum mlxsw_sp_flood_type packet_type,
+ bool member)
{
- u16 vid;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
int err;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ err = mlxsw_sp_port_bridge_vlan_flood_set(mlxsw_sp_port,
+ bridge_vlan,
+ packet_type,
+ member);
+ if (err)
+ goto err_port_bridge_vlan_flood_set;
+ }
+
+ return 0;
+
+err_port_bridge_vlan_flood_set:
+ list_for_each_entry_continue_reverse(bridge_vlan,
+ &bridge_port->vlans_list, list)
+ mlxsw_sp_port_bridge_vlan_flood_set(mlxsw_sp_port, bridge_vlan,
+ packet_type, !member);
+ return err;
+}
- return __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
- set);
+static int
+mlxsw_sp_port_bridge_vlan_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_vlan *bridge_vlan,
+ bool set)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ u16 vid = bridge_vlan->vid;
+
+ list_for_each_entry(mlxsw_sp_port_vlan, &bridge_vlan->port_vlan_list,
+ bridge_vlan_node) {
+ if (mlxsw_sp_port_vlan->mlxsw_sp_port != mlxsw_sp_port)
+ continue;
+ return mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, set);
}
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
- set);
+ return 0;
+}
+
+static int
+mlxsw_sp_bridge_port_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ bool set)
+{
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ int err;
+
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ err = mlxsw_sp_port_bridge_vlan_learning_set(mlxsw_sp_port,
+ bridge_vlan, set);
if (err)
- goto err_port_vid_learning_set;
+ goto err_port_bridge_vlan_learning_set;
}
return 0;
-err_port_vid_learning_set:
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
- __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid, !set);
+err_port_bridge_vlan_learning_set:
+ list_for_each_entry_continue_reverse(bridge_vlan,
+ &bridge_port->vlans_list, list)
+ mlxsw_sp_port_bridge_vlan_learning_set(mlxsw_sp_port,
+ bridge_vlan, !set);
return err;
}
static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_trans *trans,
+ struct net_device *orig_dev,
unsigned long brport_flags)
{
- unsigned long learning = mlxsw_sp_port->learning ? BR_LEARNING : 0;
- unsigned long uc_flood = mlxsw_sp_port->uc_flood ? BR_FLOOD : 0;
+ struct mlxsw_sp_bridge_port *bridge_port;
int err;
- if (!mlxsw_sp_port->bridged)
- return -EINVAL;
-
if (switchdev_trans_ph_prepare(trans))
return 0;
- if ((uc_flood ^ brport_flags) & BR_FLOOD) {
- err = mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_UC,
- !mlxsw_sp_port->uc_flood);
- if (err)
- return err;
- }
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge,
+ orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
- if ((learning ^ brport_flags) & BR_LEARNING) {
- err = mlxsw_sp_port_learning_set(mlxsw_sp_port,
- !mlxsw_sp_port->learning);
- if (err)
- goto err_port_learning_set;
- }
+ err = mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port, bridge_port,
+ MLXSW_SP_FLOOD_TYPE_UC,
+ brport_flags & BR_FLOOD);
+ if (err)
+ return err;
- mlxsw_sp_port->uc_flood = brport_flags & BR_FLOOD ? 1 : 0;
- mlxsw_sp_port->learning = brport_flags & BR_LEARNING ? 1 : 0;
- mlxsw_sp_port->learning_sync = brport_flags & BR_LEARNING_SYNC ? 1 : 0;
+ err = mlxsw_sp_bridge_port_learning_set(mlxsw_sp_port, bridge_port,
+ brport_flags & BR_LEARNING);
+ if (err)
+ return err;
- return 0;
+ memcpy(&bridge_port->flags, &brport_flags, sizeof(brport_flags));
-err_port_learning_set:
- if ((uc_flood ^ brport_flags) & BR_FLOOD)
- mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_UC,
- mlxsw_sp_port->uc_flood);
- return err;
+ return 0;
}
static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time)
@@ -397,7 +654,7 @@ static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time)
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdat), sfdat_pl);
if (err)
return err;
- mlxsw_sp->ageing_time = ageing_time;
+ mlxsw_sp->bridge->ageing_time = ageing_time;
return 0;
}
@@ -426,28 +683,77 @@ static int mlxsw_sp_port_attr_br_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port,
bool vlan_enabled)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
- /* SWITCHDEV_TRANS_PREPARE phase */
- if ((!vlan_enabled) && (mlxsw_sp->master_bridge.dev == orig_dev)) {
- netdev_err(mlxsw_sp_port->dev, "Bridge must be vlan-aware\n");
+ if (!switchdev_trans_ph_prepare(trans))
+ return 0;
+
+ bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_device))
return -EINVAL;
- }
- return 0;
+ if (bridge_device->vlan_enabled == vlan_enabled)
+ return 0;
+
+ netdev_err(bridge_device->dev, "VLAN filtering can't be changed for existing bridge\n");
+ return -EINVAL;
}
static int mlxsw_sp_port_attr_mc_router_set(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_trans *trans,
+ struct net_device *orig_dev,
bool is_port_mc_router)
{
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ if (switchdev_trans_ph_prepare(trans))
+ return 0;
+
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge,
+ orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
+
+ if (!bridge_port->bridge_device->multicast_enabled)
+ return 0;
+
+ return mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port, bridge_port,
+ MLXSW_SP_FLOOD_TYPE_MC,
+ is_port_mc_router);
+}
+
+static int mlxsw_sp_port_mc_disabled_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct switchdev_trans *trans,
+ struct net_device *orig_dev,
+ bool mc_disabled)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ int err;
+
if (switchdev_trans_ph_prepare(trans))
return 0;
- mlxsw_sp_port->mc_router = is_port_mc_router;
- if (!mlxsw_sp_port->mc_disabled)
- return mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_MC,
- is_port_mc_router);
+ /* It's possible we failed to enslave the port, yet this
+ * operation is executed due to it being deferred.
+ */
+ bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, orig_dev);
+ if (!bridge_device)
+ return 0;
+
+ list_for_each_entry(bridge_port, &bridge_device->ports_list, list) {
+ enum mlxsw_sp_flood_type packet_type = MLXSW_SP_FLOOD_TYPE_MC;
+ bool member = mc_disabled ? true : bridge_port->mrouter;
+
+ err = mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port,
+ bridge_port,
+ packet_type, member);
+ if (err)
+ return err;
+ }
+
+ bridge_device->multicast_enabled = !mc_disabled;
return 0;
}
@@ -457,19 +763,17 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev,
struct switchdev_trans *trans)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- int err = 0;
-
- mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
- return -EINVAL;
+ int err;
switch (attr->id) {
case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
err = mlxsw_sp_port_attr_stp_state_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.stp_state);
break;
case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
err = mlxsw_sp_port_attr_br_flags_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.brport_flags);
break;
case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
@@ -483,10 +787,12 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev,
break;
case SWITCHDEV_ATTR_ID_PORT_MROUTER:
err = mlxsw_sp_port_attr_mc_router_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.mrouter);
break;
case SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED:
err = mlxsw_sp_port_mc_disabled_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.mc_disabled);
break;
default:
@@ -497,268 +803,243 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev,
return err;
}
-static int mlxsw_sp_fid_op(struct mlxsw_sp *mlxsw_sp, u16 fid, bool create)
+static bool mlxsw_sp_mc_flood(const struct mlxsw_sp_bridge_port *bridge_port)
{
- char sfmr_pl[MLXSW_REG_SFMR_LEN];
+ const struct mlxsw_sp_bridge_device *bridge_device;
- mlxsw_reg_sfmr_pack(sfmr_pl, !create, fid, fid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl);
+ bridge_device = bridge_port->bridge_device;
+ return !bridge_device->multicast_enabled ? true : bridge_port->mrouter;
}
-static int mlxsw_sp_fid_map(struct mlxsw_sp *mlxsw_sp, u16 fid, bool valid)
-{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_VID_TO_FID;
- char svfa_pl[MLXSW_REG_SVFA_LEN];
-
- mlxsw_reg_svfa_pack(svfa_pl, 0, mt, valid, fid, fid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
-}
-
-static struct mlxsw_sp_fid *mlxsw_sp_fid_alloc(u16 fid)
+static int
+mlxsw_sp_port_vlan_fid_join(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan,
+ struct mlxsw_sp_bridge_port *bridge_port)
{
- struct mlxsw_sp_fid *f;
-
- f = kzalloc(sizeof(*f), GFP_KERNEL);
- if (!f)
- return NULL;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ u8 local_port = mlxsw_sp_port->local_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+ struct mlxsw_sp_fid *fid;
+ int err;
- f->fid = fid;
+ bridge_device = bridge_port->bridge_device;
+ fid = bridge_device->ops->fid_get(bridge_device, vid);
+ if (IS_ERR(fid))
+ return PTR_ERR(fid);
- return f;
-}
-
-struct mlxsw_sp_fid *mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid)
-{
- struct mlxsw_sp_fid *f;
- int err;
+ err = mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_UC, local_port,
+ bridge_port->flags & BR_FLOOD);
+ if (err)
+ goto err_fid_uc_flood_set;
- err = mlxsw_sp_fid_op(mlxsw_sp, fid, true);
+ err = mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_MC, local_port,
+ mlxsw_sp_mc_flood(bridge_port));
if (err)
- return ERR_PTR(err);
+ goto err_fid_mc_flood_set;
- /* Although all the ports member in the FID might be using a
- * {Port, VID} to FID mapping, we create a global VID-to-FID
- * mapping. This allows a port to transition to VLAN mode,
- * knowing the global mapping exists.
- */
- err = mlxsw_sp_fid_map(mlxsw_sp, fid, true);
+ err = mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_BC, local_port,
+ true);
if (err)
- goto err_fid_map;
+ goto err_fid_bc_flood_set;
- f = mlxsw_sp_fid_alloc(fid);
- if (!f) {
- err = -ENOMEM;
- goto err_allocate_fid;
- }
+ err = mlxsw_sp_fid_port_vid_map(fid, mlxsw_sp_port, vid);
+ if (err)
+ goto err_fid_port_vid_map;
- list_add(&f->list, &mlxsw_sp->fids);
+ mlxsw_sp_port_vlan->fid = fid;
- return f;
+ return 0;
-err_allocate_fid:
- mlxsw_sp_fid_map(mlxsw_sp, fid, false);
-err_fid_map:
- mlxsw_sp_fid_op(mlxsw_sp, fid, false);
- return ERR_PTR(err);
+err_fid_port_vid_map:
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_BC, local_port, false);
+err_fid_bc_flood_set:
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_MC, local_port, false);
+err_fid_mc_flood_set:
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_UC, local_port, false);
+err_fid_uc_flood_set:
+ mlxsw_sp_fid_put(fid);
+ return err;
}
-void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f)
+static void
+mlxsw_sp_port_vlan_fid_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- u16 fid = f->fid;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ u8 local_port = mlxsw_sp_port->local_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
- list_del(&f->list);
-
- if (f->rif)
- mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif);
-
- kfree(f);
-
- mlxsw_sp_fid_map(mlxsw_sp, fid, false);
+ mlxsw_sp_port_vlan->fid = NULL;
+ mlxsw_sp_fid_port_vid_unmap(fid, mlxsw_sp_port, vid);
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_BC, local_port, false);
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_MC, local_port, false);
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_UC, local_port, false);
+ mlxsw_sp_fid_put(fid);
+}
- mlxsw_sp_fid_op(mlxsw_sp, fid, false);
+static u16
+mlxsw_sp_port_pvid_determine(const struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid, bool is_pvid)
+{
+ if (is_pvid)
+ return vid;
+ else if (mlxsw_sp_port->pvid == vid)
+ return 0; /* Dis-allow untagged packets */
+ else
+ return mlxsw_sp_port->pvid;
}
-static int __mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
+static int
+mlxsw_sp_port_vlan_bridge_join(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan,
+ struct mlxsw_sp_bridge_port *bridge_port)
{
- struct mlxsw_sp_fid *f;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+ int err;
- if (test_bit(fid, mlxsw_sp_port->active_vlans))
+ /* No need to continue if only VLAN flags were changed */
+ if (mlxsw_sp_port_vlan->bridge_port)
return 0;
- f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
- if (!f) {
- f = mlxsw_sp_fid_create(mlxsw_sp_port->mlxsw_sp, fid);
- if (IS_ERR(f))
- return PTR_ERR(f);
+ err = mlxsw_sp_port_vlan_fid_join(mlxsw_sp_port_vlan, bridge_port);
+ if (err)
+ return err;
+
+ err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid,
+ bridge_port->flags & BR_LEARNING);
+ if (err)
+ goto err_port_vid_learning_set;
+
+ err = mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid,
+ bridge_port->stp_state);
+ if (err)
+ goto err_port_vid_stp_set;
+
+ bridge_vlan = mlxsw_sp_bridge_vlan_get(bridge_port, vid);
+ if (!bridge_vlan) {
+ err = -ENOMEM;
+ goto err_bridge_vlan_get;
}
- f->ref_count++;
+ list_add(&mlxsw_sp_port_vlan->bridge_vlan_node,
+ &bridge_vlan->port_vlan_list);
- netdev_dbg(mlxsw_sp_port->dev, "Joined FID=%d\n", fid);
+ mlxsw_sp_bridge_port_get(mlxsw_sp_port->mlxsw_sp->bridge,
+ bridge_port->dev);
+ mlxsw_sp_port_vlan->bridge_port = bridge_port;
return 0;
+
+err_bridge_vlan_get:
+ mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid, BR_STATE_DISABLED);
+err_port_vid_stp_set:
+ mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, false);
+err_port_vid_learning_set:
+ mlxsw_sp_port_vlan_fid_leave(mlxsw_sp_port_vlan);
+ return err;
}
-static void __mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
+void
+mlxsw_sp_port_vlan_bridge_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- struct mlxsw_sp_fid *f;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+ bool last;
- f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
- if (WARN_ON(!f))
+ if (WARN_ON(mlxsw_sp_fid_type(fid) != MLXSW_SP_FID_TYPE_8021Q &&
+ mlxsw_sp_fid_type(fid) != MLXSW_SP_FID_TYPE_8021D))
return;
- netdev_dbg(mlxsw_sp_port->dev, "Left FID=%d\n", fid);
+ bridge_port = mlxsw_sp_port_vlan->bridge_port;
+ bridge_vlan = mlxsw_sp_bridge_vlan_find(bridge_port, vid);
+ last = list_is_singular(&bridge_vlan->port_vlan_list);
- mlxsw_sp_port_fdb_flush(mlxsw_sp_port, fid);
+ list_del(&mlxsw_sp_port_vlan->bridge_vlan_node);
+ mlxsw_sp_bridge_vlan_put(bridge_vlan);
+ mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid, BR_STATE_DISABLED);
+ mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, false);
+ if (last)
+ mlxsw_sp_bridge_port_fdb_flush(mlxsw_sp_port->mlxsw_sp,
+ bridge_port,
+ mlxsw_sp_fid_index(fid));
+ mlxsw_sp_port_vlan_fid_leave(mlxsw_sp_port_vlan);
- if (--f->ref_count == 0)
- mlxsw_sp_fid_destroy(mlxsw_sp_port->mlxsw_sp, f);
+ mlxsw_sp_bridge_port_put(mlxsw_sp_port->mlxsw_sp->bridge, bridge_port);
+ mlxsw_sp_port_vlan->bridge_port = NULL;
}
-static int mlxsw_sp_port_fid_map(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid,
- bool valid)
-{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
-
- /* If port doesn't have vPorts, then it can use the global
- * VID-to-FID mapping.
- */
- if (list_empty(&mlxsw_sp_port->vports_list))
- return 0;
+static int
+mlxsw_sp_bridge_port_vlan_add(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ u16 vid, bool is_untagged, bool is_pvid)
+{
+ u16 pvid = mlxsw_sp_port_pvid_determine(mlxsw_sp_port, vid, is_pvid);
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ u16 old_pvid = mlxsw_sp_port->pvid;
+ int err;
- return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, valid, fid, fid);
-}
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_get(mlxsw_sp_port, vid);
+ if (IS_ERR(mlxsw_sp_port_vlan))
+ return PTR_ERR(mlxsw_sp_port_vlan);
-static int mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid_begin, u16 fid_end)
-{
- bool mc_flood;
- int fid, err;
-
- for (fid = fid_begin; fid <= fid_end; fid++) {
- err = __mlxsw_sp_port_fid_join(mlxsw_sp_port, fid);
- if (err)
- goto err_port_fid_join;
- }
+ err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, true,
+ is_untagged);
+ if (err)
+ goto err_port_vlan_set;
- mc_flood = mlxsw_sp_port->mc_disabled ?
- mlxsw_sp_port->mc_flood : mlxsw_sp_port->mc_router;
+ err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, pvid);
+ if (err)
+ goto err_port_pvid_set;
- err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end,
- mlxsw_sp_port->uc_flood, true,
- mc_flood);
+ err = mlxsw_sp_port_vlan_bridge_join(mlxsw_sp_port_vlan, bridge_port);
if (err)
- goto err_port_flood_set;
+ goto err_port_vlan_bridge_join;
- for (fid = fid_begin; fid <= fid_end; fid++) {
- err = mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, true);
- if (err)
- goto err_port_fid_map;
- }
+ bridge_vlan = mlxsw_sp_bridge_vlan_find(bridge_port, vid);
return 0;
-err_port_fid_map:
- for (fid--; fid >= fid_begin; fid--)
- mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
- __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
- false, false);
-err_port_flood_set:
- fid = fid_end;
-err_port_fid_join:
- for (fid--; fid >= fid_begin; fid--)
- __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
+err_port_vlan_bridge_join:
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid);
+err_port_pvid_set:
+ mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, false, false);
+err_port_vlan_set:
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
return err;
}
-static void mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid_begin, u16 fid_end)
-{
- int fid;
-
- for (fid = fid_begin; fid <= fid_end; fid++)
- mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
-
- __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
- false, false);
-
- for (fid = fid_begin; fid <= fid_end; fid++)
- __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
-}
-
-static int __mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char spvid_pl[MLXSW_REG_SPVID_LEN];
-
- mlxsw_reg_spvid_pack(spvid_pl, mlxsw_sp_port->local_port, vid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvid), spvid_pl);
-}
-
-static int mlxsw_sp_port_allow_untagged_set(struct mlxsw_sp_port *mlxsw_sp_port,
- bool allow)
+static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct switchdev_trans *trans)
{
+ bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
+ bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char spaft_pl[MLXSW_REG_SPAFT_LEN];
-
- mlxsw_reg_spaft_pack(spaft_pl, mlxsw_sp_port->local_port, allow);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spaft), spaft_pl);
-}
-
-int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
-{
- struct net_device *dev = mlxsw_sp_port->dev;
- int err;
-
- if (!vid) {
- err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port, false);
- if (err) {
- netdev_err(dev, "Failed to disallow untagged traffic\n");
- return err;
- }
- } else {
- err = __mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid);
- if (err) {
- netdev_err(dev, "Failed to set PVID\n");
- return err;
- }
-
- /* Only allow if not already allowed. */
- if (!mlxsw_sp_port->pvid) {
- err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port,
- true);
- if (err) {
- netdev_err(dev, "Failed to allow untagged traffic\n");
- goto err_port_allow_untagged_set;
- }
- }
- }
+ struct net_device *orig_dev = vlan->obj.orig_dev;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ u16 vid;
- mlxsw_sp_port->pvid = vid;
- return 0;
+ if (switchdev_trans_ph_prepare(trans))
+ return 0;
-err_port_allow_untagged_set:
- __mlxsw_sp_port_pvid_set(mlxsw_sp_port, mlxsw_sp_port->pvid);
- return err;
-}
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
-static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end,
- bool learn_enable)
-{
- u16 vid, vid_e;
- int err;
+ if (!bridge_port->bridge_device->vlan_enabled)
+ return 0;
- for (vid = vid_begin; vid <= vid_end;
- vid += MLXSW_REG_SPVMLR_REC_MAX_COUNT) {
- vid_e = min((u16) (vid + MLXSW_REG_SPVMLR_REC_MAX_COUNT - 1),
- vid_end);
+ for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) {
+ int err;
- err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid,
- vid_e, learn_enable);
+ err = mlxsw_sp_bridge_port_vlan_add(mlxsw_sp_port, bridge_port,
+ vid, flag_untagged,
+ flag_pvid);
if (err)
return err;
}
@@ -766,102 +1047,27 @@ static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
return 0;
}
-static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end,
- bool flag_untagged, bool flag_pvid)
+static enum mlxsw_reg_sfdf_flush_type mlxsw_sp_fdb_flush_type(bool lagged)
{
- struct net_device *dev = mlxsw_sp_port->dev;
- u16 vid, old_pvid;
- int err;
-
- if (!mlxsw_sp_port->bridged)
- return -EINVAL;
-
- err = mlxsw_sp_port_fid_join(mlxsw_sp_port, vid_begin, vid_end);
- if (err) {
- netdev_err(dev, "Failed to join FIDs\n");
- return err;
- }
-
- err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid_begin, vid_end,
- true, flag_untagged);
- if (err) {
- netdev_err(dev, "Unable to add VIDs %d-%d\n", vid_begin,
- vid_end);
- goto err_port_vlans_set;
- }
-
- old_pvid = mlxsw_sp_port->pvid;
- if (flag_pvid && old_pvid != vid_begin) {
- err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid_begin);
- if (err) {
- netdev_err(dev, "Unable to add PVID %d\n", vid_begin);
- goto err_port_pvid_set;
- }
- } else if (!flag_pvid && old_pvid >= vid_begin && old_pvid <= vid_end) {
- err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
- if (err) {
- netdev_err(dev, "Unable to del PVID\n");
- goto err_port_pvid_set;
- }
- }
-
- err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
- mlxsw_sp_port->learning);
- if (err) {
- netdev_err(dev, "Failed to set learning for VIDs %d-%d\n",
- vid_begin, vid_end);
- goto err_port_vid_learning_set;
- }
-
- /* Changing activity bits only if HW operation succeded */
- for (vid = vid_begin; vid <= vid_end; vid++) {
- set_bit(vid, mlxsw_sp_port->active_vlans);
- if (flag_untagged)
- set_bit(vid, mlxsw_sp_port->untagged_vlans);
- else
- clear_bit(vid, mlxsw_sp_port->untagged_vlans);
- }
-
- /* STP state change must be done after we set active VLANs */
- err = mlxsw_sp_port_stp_state_set(mlxsw_sp_port,
- mlxsw_sp_port->stp_state);
- if (err) {
- netdev_err(dev, "Failed to set STP state\n");
- goto err_port_stp_state_set;
- }
-
- return 0;
-
-err_port_stp_state_set:
- for (vid = vid_begin; vid <= vid_end; vid++)
- clear_bit(vid, mlxsw_sp_port->active_vlans);
- mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
- false);
-err_port_vid_learning_set:
- if (old_pvid != mlxsw_sp_port->pvid)
- mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid);
-err_port_pvid_set:
- mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid_begin, vid_end,
- false, false);
-err_port_vlans_set:
- mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
- return err;
+ return lagged ? MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID :
+ MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID;
}
-static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
- const struct switchdev_obj_port_vlan *vlan,
- struct switchdev_trans *trans)
+static int
+mlxsw_sp_bridge_port_fdb_flush(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ u16 fid_index)
{
- bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
- bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
+ bool lagged = bridge_port->lagged;
+ char sfdf_pl[MLXSW_REG_SFDF_LEN];
+ u16 system_port;
- if (switchdev_trans_ph_prepare(trans))
- return 0;
+ system_port = lagged ? bridge_port->lag_id : bridge_port->system_port;
+ mlxsw_reg_sfdf_pack(sfdf_pl, mlxsw_sp_fdb_flush_type(lagged));
+ mlxsw_reg_sfdf_fid_set(sfdf_pl, fid_index);
+ mlxsw_reg_sfdf_port_fid_system_port_set(sfdf_pl, system_port);
- return __mlxsw_sp_port_vlans_add(mlxsw_sp_port,
- vlan->vid_begin, vlan->vid_end,
- flag_untagged, flag_pvid);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl);
}
static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
@@ -935,29 +1141,40 @@ static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
}
static int
-mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
- const struct switchdev_obj_port_fdb *fdb,
- struct switchdev_trans *trans)
+mlxsw_sp_port_fdb_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct switchdev_notifier_fdb_info *fdb_info, bool adding)
{
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
- u16 lag_vid = 0;
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = fdb_info->info.dev;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ u16 fid_index, vid;
+
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (!bridge_port)
+ return -EINVAL;
- if (switchdev_trans_ph_prepare(trans))
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
+ bridge_device,
+ fdb_info->vid);
+ if (!mlxsw_sp_port_vlan)
return 0;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- }
+ fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
+ vid = mlxsw_sp_port_vlan->vid;
- if (!mlxsw_sp_port->lagged)
- return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->local_port,
- fdb->addr, fid, true, false);
+ if (!bridge_port->lagged)
+ return mlxsw_sp_port_fdb_uc_op(mlxsw_sp,
+ bridge_port->system_port,
+ fdb_info->addr, fid_index,
+ adding, false);
else
- return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->lag_id,
- fdb->addr, fid, lag_vid,
- true, false);
+ return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp,
+ bridge_port->lag_id,
+ fdb_info->addr, fid_index,
+ vid, adding, false);
}
static int mlxsw_sp_port_mdb_op(struct mlxsw_sp *mlxsw_sp, const char *addr,
@@ -1006,7 +1223,7 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp,
{
struct mlxsw_sp_mid *mid;
- list_for_each_entry(mid, &mlxsw_sp->br_mids.list, list) {
+ list_for_each_entry(mid, &mlxsw_sp->bridge->mids_list, list) {
if (ether_addr_equal(mid->addr, addr) && mid->fid == fid)
return mid;
}
@@ -1020,7 +1237,7 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_mid *mid;
u16 mid_idx;
- mid_idx = find_first_zero_bit(mlxsw_sp->br_mids.mapped,
+ mid_idx = find_first_zero_bit(mlxsw_sp->bridge->mids_bitmap,
MLXSW_SP_MID_MAX);
if (mid_idx == MLXSW_SP_MID_MAX)
return NULL;
@@ -1029,12 +1246,12 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp,
if (!mid)
return NULL;
- set_bit(mid_idx, mlxsw_sp->br_mids.mapped);
+ set_bit(mid_idx, mlxsw_sp->bridge->mids_bitmap);
ether_addr_copy(mid->addr, addr);
mid->fid = fid;
mid->mid = mid_idx;
mid->ref_count = 0;
- list_add_tail(&mid->list, &mlxsw_sp->br_mids.list);
+ list_add_tail(&mid->list, &mlxsw_sp->bridge->mids_list);
return mid;
}
@@ -1044,7 +1261,7 @@ static int __mlxsw_sp_mc_dec_ref(struct mlxsw_sp *mlxsw_sp,
{
if (--mid->ref_count == 0) {
list_del(&mid->list);
- clear_bit(mid->mid, mlxsw_sp->br_mids.mapped);
+ clear_bit(mid->mid, mlxsw_sp->bridge->mids_bitmap);
kfree(mid);
return 1;
}
@@ -1056,17 +1273,34 @@ static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_trans *trans)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = mdb->obj.orig_dev;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
struct net_device *dev = mlxsw_sp_port->dev;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_mid *mid;
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
+ u16 fid_index;
int err = 0;
if (switchdev_trans_ph_prepare(trans))
return 0;
- mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid);
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
+
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
+ bridge_device,
+ mdb->vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
+
+ fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
+
+ mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid_index);
if (!mid) {
- mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, fid);
+ mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, fid_index);
if (!mid) {
netdev_err(dev, "Unable to allocate MC group\n");
return -ENOMEM;
@@ -1082,8 +1316,8 @@ static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port,
}
if (mid->ref_count == 1) {
- err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid->mid,
- true);
+ err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid_index,
+ mid->mid, true);
if (err) {
netdev_err(dev, "Unable to set MC SFD\n");
goto err_out;
@@ -1104,24 +1338,12 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev,
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
int err = 0;
- mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
- return -EINVAL;
-
switch (obj->id) {
case SWITCHDEV_OBJ_ID_PORT_VLAN:
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
- return 0;
-
err = mlxsw_sp_port_vlans_add(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_VLAN(obj),
trans);
break;
- case SWITCHDEV_OBJ_ID_PORT_FDB:
- err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_FDB(obj),
- trans);
- break;
case SWITCHDEV_OBJ_ID_PORT_MDB:
err = mlxsw_sp_port_mdb_add(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_MDB(obj),
@@ -1135,82 +1357,72 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev,
return err;
}
-static int __mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end)
+static void
+mlxsw_sp_bridge_port_vlan_del(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port, u16 vid)
{
- u16 vid, pvid;
-
- if (!mlxsw_sp_port->bridged)
- return -EINVAL;
-
- mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
- false);
-
- pvid = mlxsw_sp_port->pvid;
- if (pvid >= vid_begin && pvid <= vid_end)
- mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
-
- mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid_begin, vid_end,
- false, false);
+ u16 pvid = mlxsw_sp_port->pvid == vid ? 0 : vid;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
-
- /* Changing activity bits only if HW operation succeded */
- for (vid = vid_begin; vid <= vid_end; vid++)
- clear_bit(vid, mlxsw_sp_port->active_vlans);
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return;
- return 0;
+ mlxsw_sp_port_vlan_bridge_leave(mlxsw_sp_port_vlan);
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, pvid);
+ mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, false, false);
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
}
static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
const struct switchdev_obj_port_vlan *vlan)
{
- return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vlan->vid_begin,
- vlan->vid_end);
-}
-
-void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port)
-{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = vlan->obj.orig_dev;
+ struct mlxsw_sp_bridge_port *bridge_port;
u16 vid;
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
- __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid);
-}
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
-static int
-mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
- const struct switchdev_obj_port_fdb *fdb)
-{
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
- u16 lag_vid = 0;
+ if (!bridge_port->bridge_device->vlan_enabled)
+ return 0;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- }
+ for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++)
+ mlxsw_sp_bridge_port_vlan_del(mlxsw_sp_port, bridge_port, vid);
- if (!mlxsw_sp_port->lagged)
- return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->local_port,
- fdb->addr, fid,
- false, false);
- else
- return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->lag_id,
- fdb->addr, fid, lag_vid,
- false, false);
+ return 0;
}
static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
const struct switchdev_obj_port_mdb *mdb)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = mdb->obj.orig_dev;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
struct net_device *dev = mlxsw_sp_port->dev;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_mid *mid;
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
+ u16 fid_index;
u16 mid_idx;
int err = 0;
- mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid);
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
+
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
+ bridge_device,
+ mdb->vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
+
+ fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
+
+ mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid_index);
if (!mid) {
netdev_err(dev, "Unable to remove port from MC DB\n");
return -EINVAL;
@@ -1222,8 +1434,8 @@ static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
mid_idx = mid->mid;
if (__mlxsw_sp_mc_dec_ref(mlxsw_sp, mid)) {
- err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid_idx,
- false);
+ err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid_index,
+ mid_idx, false);
if (err)
netdev_err(dev, "Unable to remove MC SFD\n");
}
@@ -1237,22 +1449,11 @@ static int mlxsw_sp_port_obj_del(struct net_device *dev,
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
int err = 0;
- mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
- return -EINVAL;
-
switch (obj->id) {
case SWITCHDEV_OBJ_ID_PORT_VLAN:
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
- return 0;
-
err = mlxsw_sp_port_vlans_del(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_VLAN(obj));
break;
- case SWITCHDEV_OBJ_ID_PORT_FDB:
- err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_FDB(obj));
- break;
case SWITCHDEV_OBJ_ID_PORT_MDB:
err = mlxsw_sp_port_mdb_del(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_MDB(obj));
@@ -1282,188 +1483,200 @@ static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
return NULL;
}
-static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_obj_port_fdb *fdb,
- switchdev_obj_dump_cb_t *cb,
- struct net_device *orig_dev)
+static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
+ .switchdev_port_attr_get = mlxsw_sp_port_attr_get,
+ .switchdev_port_attr_set = mlxsw_sp_port_attr_set,
+ .switchdev_port_obj_add = mlxsw_sp_port_obj_add,
+ .switchdev_port_obj_del = mlxsw_sp_port_obj_del,
+};
+
+static int
+mlxsw_sp_bridge_8021q_port_join(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- struct mlxsw_sp_port *tmp;
- struct mlxsw_sp_fid *f;
- u16 vport_fid;
- char *sfd_pl;
- char mac[ETH_ALEN];
- u16 fid;
- u8 local_port;
- u16 lag_id;
- u8 num_rec;
- int stored_err = 0;
- int i;
- int err;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
- if (!sfd_pl)
- return -ENOMEM;
+ if (is_vlan_dev(bridge_port->dev))
+ return -EINVAL;
- f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
- vport_fid = f ? f->fid : 0;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, 1);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
- mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0);
- do {
- mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT);
- err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
- if (err)
- goto out;
+ /* Let VLAN-aware bridge take care of its own VLANs */
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
- num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
+ return 0;
+}
- /* Even in case of error, we have to run the dump to the end
- * so the session in firmware is finished.
- */
- if (stored_err)
- continue;
+static void
+mlxsw_sp_bridge_8021q_port_leave(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ mlxsw_sp_port_vlan_get(mlxsw_sp_port, 1);
+ /* Make sure untagged frames are allowed to ingress */
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, 1);
+}
- for (i = 0; i < num_rec; i++) {
- switch (mlxsw_reg_sfd_rec_type_get(sfd_pl, i)) {
- case MLXSW_REG_SFD_REC_TYPE_UNICAST:
- mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac, &fid,
- &local_port);
- if (local_port == mlxsw_sp_port->local_port) {
- if (vport_fid && vport_fid == fid)
- fdb->vid = 0;
- else if (!vport_fid &&
- !mlxsw_sp_fid_is_vfid(fid))
- fdb->vid = fid;
- else
- continue;
- ether_addr_copy(fdb->addr, mac);
- fdb->ndm_state = NUD_REACHABLE;
- err = cb(&fdb->obj);
- if (err)
- stored_err = err;
- }
- break;
- case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG:
- mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i,
- mac, &fid, &lag_id);
- tmp = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
- if (tmp && tmp->local_port ==
- mlxsw_sp_port->local_port) {
- /* LAG records can only point to LAG
- * devices or VLAN devices on top.
- */
- if (!netif_is_lag_master(orig_dev) &&
- !is_vlan_dev(orig_dev))
- continue;
- if (vport_fid && vport_fid == fid)
- fdb->vid = 0;
- else if (!vport_fid &&
- !mlxsw_sp_fid_is_vfid(fid))
- fdb->vid = fid;
- else
- continue;
- ether_addr_copy(fdb->addr, mac);
- fdb->ndm_state = NUD_REACHABLE;
- err = cb(&fdb->obj);
- if (err)
- stored_err = err;
- }
- break;
- }
- }
- } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
+static struct mlxsw_sp_fid *
+mlxsw_sp_bridge_8021q_fid_get(struct mlxsw_sp_bridge_device *bridge_device,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(bridge_device->dev);
-out:
- kfree(sfd_pl);
- return stored_err ? stored_err : err;
+ return mlxsw_sp_fid_8021q_get(mlxsw_sp, vid);
}
-static int mlxsw_sp_port_vlan_dump(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_obj_port_vlan *vlan,
- switchdev_obj_dump_cb_t *cb)
+static const struct mlxsw_sp_bridge_ops mlxsw_sp_bridge_8021q_ops = {
+ .port_join = mlxsw_sp_bridge_8021q_port_join,
+ .port_leave = mlxsw_sp_bridge_8021q_port_leave,
+ .fid_get = mlxsw_sp_bridge_8021q_fid_get,
+};
+
+static bool
+mlxsw_sp_port_is_br_member(const struct mlxsw_sp_port *mlxsw_sp_port,
+ const struct net_device *br_dev)
{
- u16 vid;
- int err = 0;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- vlan->flags = 0;
- vlan->vid_begin = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- vlan->vid_end = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- return cb(&vlan->obj);
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ if (mlxsw_sp_port_vlan->bridge_port &&
+ mlxsw_sp_port_vlan->bridge_port->bridge_device->dev ==
+ br_dev)
+ return true;
}
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- vlan->flags = 0;
- if (vid == mlxsw_sp_port->pvid)
- vlan->flags |= BRIDGE_VLAN_INFO_PVID;
- if (test_bit(vid, mlxsw_sp_port->untagged_vlans))
- vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
- vlan->vid_begin = vid;
- vlan->vid_end = vid;
- err = cb(&vlan->obj);
- if (err)
- break;
- }
- return err;
+ return false;
}
-static int mlxsw_sp_port_obj_dump(struct net_device *dev,
- struct switchdev_obj *obj,
- switchdev_obj_dump_cb_t *cb)
+static int
+mlxsw_sp_bridge_8021d_port_join(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
{
- struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- int err = 0;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ u16 vid;
- mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
+ if (!is_vlan_dev(bridge_port->dev))
return -EINVAL;
+ vid = vlan_dev_vlan_id(bridge_port->dev);
- switch (obj->id) {
- case SWITCHDEV_OBJ_ID_PORT_VLAN:
- err = mlxsw_sp_port_vlan_dump(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_VLAN(obj), cb);
- break;
- case SWITCHDEV_OBJ_ID_PORT_FDB:
- err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_FDB(obj), cb,
- obj->orig_dev);
- break;
- default:
- err = -EOPNOTSUPP;
- break;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
+
+ if (mlxsw_sp_port_is_br_member(mlxsw_sp_port, bridge_device->dev)) {
+ netdev_err(mlxsw_sp_port->dev, "Can't bridge VLAN uppers of the same port\n");
+ return -EINVAL;
}
- return err;
+ /* Port is no longer usable as a router interface */
+ if (mlxsw_sp_port_vlan->fid)
+ mlxsw_sp_port_vlan_router_leave(mlxsw_sp_port_vlan);
+
+ return mlxsw_sp_port_vlan_bridge_join(mlxsw_sp_port_vlan, bridge_port);
}
-static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
- .switchdev_port_attr_get = mlxsw_sp_port_attr_get,
- .switchdev_port_attr_set = mlxsw_sp_port_attr_set,
- .switchdev_port_obj_add = mlxsw_sp_port_obj_add,
- .switchdev_port_obj_del = mlxsw_sp_port_obj_del,
- .switchdev_port_obj_dump = mlxsw_sp_port_obj_dump,
+static void
+mlxsw_sp_bridge_8021d_port_leave(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ u16 vid = vlan_dev_vlan_id(bridge_port->dev);
+
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return;
+
+ mlxsw_sp_port_vlan_bridge_leave(mlxsw_sp_port_vlan);
+}
+
+static struct mlxsw_sp_fid *
+mlxsw_sp_bridge_8021d_fid_get(struct mlxsw_sp_bridge_device *bridge_device,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(bridge_device->dev);
+
+ return mlxsw_sp_fid_8021d_get(mlxsw_sp, bridge_device->dev->ifindex);
+}
+
+static const struct mlxsw_sp_bridge_ops mlxsw_sp_bridge_8021d_ops = {
+ .port_join = mlxsw_sp_bridge_8021d_port_join,
+ .port_leave = mlxsw_sp_bridge_8021d_port_leave,
+ .fid_get = mlxsw_sp_bridge_8021d_fid_get,
};
-static void mlxsw_sp_fdb_call_notifiers(bool learning_sync, bool adding,
- char *mac, u16 vid,
- struct net_device *dev)
+int mlxsw_sp_port_bridge_join(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct net_device *brport_dev,
+ struct net_device *br_dev)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ int err;
+
+ bridge_port = mlxsw_sp_bridge_port_get(mlxsw_sp->bridge, brport_dev);
+ if (IS_ERR(bridge_port))
+ return PTR_ERR(bridge_port);
+ bridge_device = bridge_port->bridge_device;
+
+ err = bridge_device->ops->port_join(bridge_device, bridge_port,
+ mlxsw_sp_port);
+ if (err)
+ goto err_port_join;
+
+ return 0;
+
+err_port_join:
+ mlxsw_sp_bridge_port_put(mlxsw_sp->bridge, bridge_port);
+ return err;
+}
+
+void mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct net_device *brport_dev,
+ struct net_device *br_dev)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, br_dev);
+ if (!bridge_device)
+ return;
+ bridge_port = __mlxsw_sp_bridge_port_find(bridge_device, brport_dev);
+ if (!bridge_port)
+ return;
+
+ bridge_device->ops->port_leave(bridge_device, bridge_port,
+ mlxsw_sp_port);
+ mlxsw_sp_bridge_port_put(mlxsw_sp->bridge, bridge_port);
+}
+
+static void
+mlxsw_sp_fdb_call_notifiers(enum switchdev_notifier_type type,
+ const char *mac, u16 vid,
+ struct net_device *dev)
{
struct switchdev_notifier_fdb_info info;
- unsigned long notifier_type;
- if (learning_sync) {
- info.addr = mac;
- info.vid = vid;
- notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL;
- call_switchdev_notifiers(notifier_type, dev, &info.info);
- }
+ info.addr = mac;
+ info.vid = vid;
+ call_switchdev_notifiers(type, dev, &info.info);
}
static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
char *sfn_pl, int rec_index,
bool adding)
{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_port *mlxsw_sp_port;
+ enum switchdev_notifier_type type;
char mac[ETH_ALEN];
u8 local_port;
u16 vid, fid;
@@ -1477,22 +1690,21 @@ static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
goto just_remove;
}
- if (mlxsw_sp_fid_is_vfid(fid)) {
- struct mlxsw_sp_port *mlxsw_sp_vport;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_fid(mlxsw_sp_port, fid);
+ if (!mlxsw_sp_port_vlan) {
+ netdev_err(mlxsw_sp_port->dev, "Failed to find a matching {Port, VID} following FDB notification\n");
+ goto just_remove;
+ }
- mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
- fid);
- if (!mlxsw_sp_vport) {
- netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
- goto just_remove;
- }
- vid = 0;
- /* Override the physical port with the vPort. */
- mlxsw_sp_port = mlxsw_sp_vport;
- } else {
- vid = fid;
+ bridge_port = mlxsw_sp_port_vlan->bridge_port;
+ if (!bridge_port) {
+ netdev_err(mlxsw_sp_port->dev, "{Port, VID} not associated with a bridge\n");
+ goto just_remove;
}
+ bridge_device = bridge_port->bridge_device;
+ vid = bridge_device->vlan_enabled ? mlxsw_sp_port_vlan->vid : 0;
+
do_fdb_op:
err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid,
adding, true);
@@ -1503,8 +1715,9 @@ do_fdb_op:
if (!do_notification)
return;
- mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync,
- adding, mac, vid, mlxsw_sp_port->dev);
+ type = adding ? SWITCHDEV_FDB_ADD_TO_BRIDGE : SWITCHDEV_FDB_DEL_TO_BRIDGE;
+ mlxsw_sp_fdb_call_notifiers(type, mac, vid, bridge_port->dev);
+
return;
just_remove:
@@ -1517,8 +1730,11 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
char *sfn_pl, int rec_index,
bool adding)
{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_port *mlxsw_sp_port;
- struct net_device *dev;
+ enum switchdev_notifier_type type;
char mac[ETH_ALEN];
u16 lag_vid = 0;
u16 lag_id;
@@ -1533,26 +1749,22 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
goto just_remove;
}
- if (mlxsw_sp_fid_is_vfid(fid)) {
- struct mlxsw_sp_port *mlxsw_sp_vport;
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
- fid);
- if (!mlxsw_sp_vport) {
- netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
- goto just_remove;
- }
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_fid(mlxsw_sp_port, fid);
+ if (!mlxsw_sp_port_vlan) {
+ netdev_err(mlxsw_sp_port->dev, "Failed to find a matching {Port, VID} following FDB notification\n");
+ goto just_remove;
+ }
- lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
- dev = mlxsw_sp_vport->dev;
- vid = 0;
- /* Override the physical port with the vPort. */
- mlxsw_sp_port = mlxsw_sp_vport;
- } else {
- dev = mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev;
- vid = fid;
+ bridge_port = mlxsw_sp_port_vlan->bridge_port;
+ if (!bridge_port) {
+ netdev_err(mlxsw_sp_port->dev, "{Port, VID} not associated with a bridge\n");
+ goto just_remove;
}
+ bridge_device = bridge_port->bridge_device;
+ vid = bridge_device->vlan_enabled ? mlxsw_sp_port_vlan->vid : 0;
+ lag_vid = mlxsw_sp_port_vlan->vid;
+
do_fdb_op:
err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid,
adding, true);
@@ -1563,8 +1775,9 @@ do_fdb_op:
if (!do_notification)
return;
- mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync, adding, mac,
- vid, dev);
+ type = adding ? SWITCHDEV_FDB_ADD_TO_BRIDGE : SWITCHDEV_FDB_DEL_TO_BRIDGE;
+ mlxsw_sp_fdb_call_notifiers(type, mac, vid, bridge_port->dev);
+
return;
just_remove:
@@ -1598,12 +1811,15 @@ static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp,
static void mlxsw_sp_fdb_notify_work_schedule(struct mlxsw_sp *mlxsw_sp)
{
- mlxsw_core_schedule_dw(&mlxsw_sp->fdb_notify.dw,
- msecs_to_jiffies(mlxsw_sp->fdb_notify.interval));
+ struct mlxsw_sp_bridge *bridge = mlxsw_sp->bridge;
+
+ mlxsw_core_schedule_dw(&bridge->fdb_notify.dw,
+ msecs_to_jiffies(bridge->fdb_notify.interval));
}
static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
{
+ struct mlxsw_sp_bridge *bridge;
struct mlxsw_sp *mlxsw_sp;
char *sfn_pl;
u8 num_rec;
@@ -1614,7 +1830,8 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
if (!sfn_pl)
return;
- mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work);
+ bridge = container_of(work, struct mlxsw_sp_bridge, fdb_notify.dw.work);
+ mlxsw_sp = bridge->mlxsw_sp;
rtnl_lock();
mlxsw_reg_sfn_pack(sfn_pl);
@@ -1633,8 +1850,100 @@ out:
mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
}
+struct mlxsw_sp_switchdev_event_work {
+ struct work_struct work;
+ struct switchdev_notifier_fdb_info fdb_info;
+ struct net_device *dev;
+ unsigned long event;
+};
+
+static void mlxsw_sp_switchdev_event_work(struct work_struct *work)
+{
+ struct mlxsw_sp_switchdev_event_work *switchdev_work =
+ container_of(work, struct mlxsw_sp_switchdev_event_work, work);
+ struct net_device *dev = switchdev_work->dev;
+ struct switchdev_notifier_fdb_info *fdb_info;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+ int err;
+
+ rtnl_lock();
+ mlxsw_sp_port = mlxsw_sp_port_dev_lower_find(dev);
+ if (!mlxsw_sp_port)
+ goto out;
+
+ switch (switchdev_work->event) {
+ case SWITCHDEV_FDB_ADD_TO_DEVICE:
+ fdb_info = &switchdev_work->fdb_info;
+ err = mlxsw_sp_port_fdb_set(mlxsw_sp_port, fdb_info, true);
+ if (err)
+ break;
+ mlxsw_sp_fdb_call_notifiers(SWITCHDEV_FDB_OFFLOADED,
+ fdb_info->addr,
+ fdb_info->vid, dev);
+ break;
+ case SWITCHDEV_FDB_DEL_TO_DEVICE:
+ fdb_info = &switchdev_work->fdb_info;
+ mlxsw_sp_port_fdb_set(mlxsw_sp_port, fdb_info, false);
+ break;
+ }
+
+out:
+ rtnl_unlock();
+ kfree(switchdev_work->fdb_info.addr);
+ kfree(switchdev_work);
+ dev_put(dev);
+}
+
+/* Called under rcu_read_lock() */
+static int mlxsw_sp_switchdev_event(struct notifier_block *unused,
+ unsigned long event, void *ptr)
+{
+ struct net_device *dev = switchdev_notifier_info_to_dev(ptr);
+ struct mlxsw_sp_switchdev_event_work *switchdev_work;
+ struct switchdev_notifier_fdb_info *fdb_info = ptr;
+
+ if (!mlxsw_sp_port_dev_lower_find_rcu(dev))
+ return NOTIFY_DONE;
+
+ switchdev_work = kzalloc(sizeof(*switchdev_work), GFP_ATOMIC);
+ if (!switchdev_work)
+ return NOTIFY_BAD;
+
+ INIT_WORK(&switchdev_work->work, mlxsw_sp_switchdev_event_work);
+ switchdev_work->dev = dev;
+ switchdev_work->event = event;
+
+ switch (event) {
+ case SWITCHDEV_FDB_ADD_TO_DEVICE: /* fall through */
+ case SWITCHDEV_FDB_DEL_TO_DEVICE:
+ memcpy(&switchdev_work->fdb_info, ptr,
+ sizeof(switchdev_work->fdb_info));
+ switchdev_work->fdb_info.addr = kzalloc(ETH_ALEN, GFP_ATOMIC);
+ ether_addr_copy((u8 *)switchdev_work->fdb_info.addr,
+ fdb_info->addr);
+ /* Take a reference on the device. This can be either
+ * upper device containig mlxsw_sp_port or just a
+ * mlxsw_sp_port
+ */
+ dev_hold(dev);
+ break;
+ default:
+ kfree(switchdev_work);
+ return NOTIFY_DONE;
+ }
+
+ mlxsw_core_schedule_work(&switchdev_work->work);
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block mlxsw_sp_switchdev_notifier = {
+ .notifier_call = mlxsw_sp_switchdev_event,
+};
+
static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
{
+ struct mlxsw_sp_bridge *bridge = mlxsw_sp->bridge;
int err;
err = mlxsw_sp_ageing_set(mlxsw_sp, MLXSW_SP_DEFAULT_AGEING_TIME);
@@ -1642,25 +1951,51 @@ static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n");
return err;
}
- INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
- mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
+
+ err = register_switchdev_notifier(&mlxsw_sp_switchdev_notifier);
+ if (err) {
+ dev_err(mlxsw_sp->bus_info->dev, "Failed to register switchdev notifier\n");
+ return err;
+ }
+
+ INIT_DELAYED_WORK(&bridge->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
+ bridge->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
return 0;
}
static void mlxsw_sp_fdb_fini(struct mlxsw_sp *mlxsw_sp)
{
- cancel_delayed_work_sync(&mlxsw_sp->fdb_notify.dw);
+ cancel_delayed_work_sync(&mlxsw_sp->bridge->fdb_notify.dw);
+ unregister_switchdev_notifier(&mlxsw_sp_switchdev_notifier);
+
}
int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp)
{
+ struct mlxsw_sp_bridge *bridge;
+
+ bridge = kzalloc(sizeof(*mlxsw_sp->bridge), GFP_KERNEL);
+ if (!bridge)
+ return -ENOMEM;
+ mlxsw_sp->bridge = bridge;
+ bridge->mlxsw_sp = mlxsw_sp;
+
+ INIT_LIST_HEAD(&mlxsw_sp->bridge->bridges_list);
+ INIT_LIST_HEAD(&mlxsw_sp->bridge->mids_list);
+
+ bridge->bridge_8021q_ops = &mlxsw_sp_bridge_8021q_ops;
+ bridge->bridge_8021d_ops = &mlxsw_sp_bridge_8021d_ops;
+
return mlxsw_sp_fdb_init(mlxsw_sp);
}
void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp)
{
mlxsw_sp_fdb_fini(mlxsw_sp);
+ WARN_ON(!list_empty(&mlxsw_sp->bridge->mids_list));
+ WARN_ON(!list_empty(&mlxsw_sp->bridge->bridges_list));
+ kfree(mlxsw_sp->bridge);
}
void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/trap.h b/drivers/net/ethernet/mellanox/mlxsw/trap.h
index e008fdb..12b5ed58 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/trap.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/trap.h
@@ -66,6 +66,7 @@ enum {
MLXSW_TRAP_ID_RTR_INGRESS0 = 0x70,
MLXSW_TRAP_ID_BGP_IPV4 = 0x88,
MLXSW_TRAP_ID_HOST_MISS_IPV4 = 0x90,
+ MLXSW_TRAP_ID_ACL0 = 0x1C0,
MLXSW_TRAP_ID_MAX = 0x1FF
};
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