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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-25 17:48:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-25 17:48:07 -0700
commitb8e6c91c74e9f0279b7c51048779b3d62da60b88 (patch)
tree3bce45825a2700e1cbc75f488728ec02801bb3d3 /drivers
parente5778ec91e823b97262f045814d34d0abde689c0 (diff)
parentc2d42545774c4bba7232521d836d0793330e3a4e (diff)
downloadop-kernel-dev-b8e6c91c74e9f0279b7c51048779b3d62da60b88.zip
op-kernel-dev-b8e6c91c74e9f0279b7c51048779b3d62da60b88.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: bnx2x: Version update bnx2x: Multi Queue bnx2x: NAPI and interrupts enable/disable bnx2x: NIC load failure cleanup bnx2x: Initialization structure bnx2x: HW lock timeout bnx2x: Minimize lock time bnx2x: Fan failure mechanism on additional design bnx2x: Rx work check ipv6: sysctl fixes ipv4: sysctl fixes sctp: add verification checks to SCTP_AUTH_KEY option
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/bnx2x.h2
-rw-r--r--drivers/net/bnx2x_main.c220
2 files changed, 114 insertions, 108 deletions
diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h
index b468f90..a14dba1 100644
--- a/drivers/net/bnx2x.h
+++ b/drivers/net/bnx2x.h
@@ -271,7 +271,7 @@ struct bnx2x_fastpath {
(fp->tx_pkt_prod != fp->tx_pkt_cons))
#define BNX2X_HAS_RX_WORK(fp) \
- (fp->rx_comp_cons != le16_to_cpu(*fp->rx_cons_sb))
+ (fp->rx_comp_cons != rx_cons_sb)
#define BNX2X_HAS_WORK(fp) (BNX2X_HAS_RX_WORK(fp) || BNX2X_HAS_TX_WORK(fp))
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 971576b..82deea0 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -59,8 +59,8 @@
#include "bnx2x.h"
#include "bnx2x_init.h"
-#define DRV_MODULE_VERSION "1.45.17"
-#define DRV_MODULE_RELDATE "2008/08/13"
+#define DRV_MODULE_VERSION "1.45.20"
+#define DRV_MODULE_RELDATE "2008/08/25"
#define BNX2X_BC_VER 0x040200
/* Time in jiffies before concluding the transmitter is hung */
@@ -1717,8 +1717,8 @@ static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource)
return -EEXIST;
}
- /* Try for 1 second every 5ms */
- for (cnt = 0; cnt < 200; cnt++) {
+ /* Try for 5 second every 5ms */
+ for (cnt = 0; cnt < 1000; cnt++) {
/* Try to acquire the lock */
REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
lock_status = REG_RD(bp, hw_lock_control_reg);
@@ -2550,6 +2550,7 @@ static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
BNX2X_ERR("SPIO5 hw attention\n");
switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) {
+ case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G:
case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G:
/* Fan failure attention */
@@ -4605,6 +4606,17 @@ static void bnx2x_init_internal_common(struct bnx2x *bp)
{
int i;
+ if (bp->flags & TPA_ENABLE_FLAG) {
+ struct tstorm_eth_tpa_exist tpa = {0};
+
+ tpa.tpa_exist = 1;
+
+ REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET,
+ ((u32 *)&tpa)[0]);
+ REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4,
+ ((u32 *)&tpa)[1]);
+ }
+
/* Zero this manually as its initialization is
currently missing in the initTool */
for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++)
@@ -5337,6 +5349,7 @@ static int bnx2x_init_common(struct bnx2x *bp)
}
switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) {
+ case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G:
case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G:
/* Fan failure is indicated by SPIO 5 */
bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5,
@@ -5363,17 +5376,6 @@ static int bnx2x_init_common(struct bnx2x *bp)
enable_blocks_attention(bp);
- if (bp->flags & TPA_ENABLE_FLAG) {
- struct tstorm_eth_tpa_exist tmp = {0};
-
- tmp.tpa_exist = 1;
-
- REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET,
- ((u32 *)&tmp)[0]);
- REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4,
- ((u32 *)&tmp)[1]);
- }
-
if (!BP_NOMCP(bp)) {
bnx2x_acquire_phy_lock(bp);
bnx2x_common_init_phy(bp, bp->common.shmem_base);
@@ -5531,6 +5533,7 @@ static int bnx2x_init_port(struct bnx2x *bp)
/* Port DMAE comes here */
switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) {
+ case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G:
case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G:
/* add SPIO 5 to group 0 */
val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
@@ -6055,6 +6058,44 @@ static int bnx2x_req_irq(struct bnx2x *bp)
return rc;
}
+static void bnx2x_napi_enable(struct bnx2x *bp)
+{
+ int i;
+
+ for_each_queue(bp, i)
+ napi_enable(&bnx2x_fp(bp, i, napi));
+}
+
+static void bnx2x_napi_disable(struct bnx2x *bp)
+{
+ int i;
+
+ for_each_queue(bp, i)
+ napi_disable(&bnx2x_fp(bp, i, napi));
+}
+
+static void bnx2x_netif_start(struct bnx2x *bp)
+{
+ if (atomic_dec_and_test(&bp->intr_sem)) {
+ if (netif_running(bp->dev)) {
+ if (bp->state == BNX2X_STATE_OPEN)
+ netif_wake_queue(bp->dev);
+ bnx2x_napi_enable(bp);
+ bnx2x_int_enable(bp);
+ }
+ }
+}
+
+static void bnx2x_netif_stop(struct bnx2x *bp)
+{
+ bnx2x_int_disable_sync(bp);
+ if (netif_running(bp->dev)) {
+ bnx2x_napi_disable(bp);
+ netif_tx_disable(bp->dev);
+ bp->dev->trans_start = jiffies; /* prevent tx timeout */
+ }
+}
+
/*
* Init service functions
*/
@@ -6338,7 +6379,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
rc = bnx2x_init_hw(bp, load_code);
if (rc) {
BNX2X_ERR("HW init failed, aborting\n");
- goto load_error;
+ goto load_int_disable;
}
/* Setup NIC internals and enable interrupts */
@@ -6350,7 +6391,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
if (!load_code) {
BNX2X_ERR("MCP response failure, aborting\n");
rc = -EBUSY;
- goto load_int_disable;
+ goto load_rings_free;
}
}
@@ -6360,8 +6401,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
/* Enable Rx interrupt handling before sending the ramrod
as it's completed on Rx FP queue */
- for_each_queue(bp, i)
- napi_enable(&bnx2x_fp(bp, i, napi));
+ bnx2x_napi_enable(bp);
/* Enable interrupt handling */
atomic_set(&bp->intr_sem, 0);
@@ -6369,7 +6409,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
rc = bnx2x_setup_leading(bp);
if (rc) {
BNX2X_ERR("Setup leading failed!\n");
- goto load_stop_netif;
+ goto load_netif_stop;
}
if (CHIP_IS_E1H(bp))
@@ -6382,7 +6422,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
for_each_nondefault_queue(bp, i) {
rc = bnx2x_setup_multi(bp, i);
if (rc)
- goto load_stop_netif;
+ goto load_netif_stop;
}
if (CHIP_IS_E1(bp))
@@ -6427,20 +6467,17 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
return 0;
-load_stop_netif:
+load_netif_stop:
+ bnx2x_napi_disable(bp);
+load_rings_free:
+ /* Free SKBs, SGEs, TPA pool and driver internals */
+ bnx2x_free_skbs(bp);
for_each_queue(bp, i)
- napi_disable(&bnx2x_fp(bp, i, napi));
-
+ bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
load_int_disable:
bnx2x_int_disable_sync(bp);
-
/* Release IRQs */
bnx2x_free_irq(bp);
-
- /* Free SKBs, SGEs, TPA pool and driver internals */
- bnx2x_free_skbs(bp);
- for_each_queue(bp, i)
- bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
load_error:
bnx2x_free_mem(bp);
@@ -6455,7 +6492,7 @@ static int bnx2x_stop_multi(struct bnx2x *bp, int index)
/* halt the connection */
bp->fp[index].state = BNX2X_FP_STATE_HALTING;
- bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, 0, 0);
+ bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0);
/* Wait for completion */
rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index,
@@ -6613,11 +6650,9 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
bp->rx_mode = BNX2X_RX_MODE_NONE;
bnx2x_set_storm_rx_mode(bp);
- if (netif_running(bp->dev)) {
- netif_tx_disable(bp->dev);
- bp->dev->trans_start = jiffies; /* prevent tx timeout */
- }
-
+ bnx2x_netif_stop(bp);
+ if (!netif_running(bp->dev))
+ bnx2x_napi_disable(bp);
del_timer_sync(&bp->timer);
SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb,
(DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq));
@@ -6631,9 +6666,7 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
smp_rmb();
while (BNX2X_HAS_TX_WORK(fp)) {
- if (!netif_running(bp->dev))
- bnx2x_tx_int(fp, 1000);
-
+ bnx2x_tx_int(fp, 1000);
if (!cnt) {
BNX2X_ERR("timeout waiting for queue[%d]\n",
i);
@@ -6649,46 +6682,12 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
smp_rmb();
}
}
-
/* Give HW time to discard old tx messages */
msleep(1);
- for_each_queue(bp, i)
- napi_disable(&bnx2x_fp(bp, i, napi));
- /* Disable interrupts after Tx and Rx are disabled on stack level */
- bnx2x_int_disable_sync(bp);
-
/* Release IRQs */
bnx2x_free_irq(bp);
- if (unload_mode == UNLOAD_NORMAL)
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
-
- else if (bp->flags & NO_WOL_FLAG) {
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
- if (CHIP_IS_E1H(bp))
- REG_WR(bp, MISC_REG_E1HMF_MODE, 0);
-
- } else if (bp->wol) {
- u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
- u8 *mac_addr = bp->dev->dev_addr;
- u32 val;
- /* The mac address is written to entries 1-4 to
- preserve entry 0 which is used by the PMF */
- u8 entry = (BP_E1HVN(bp) + 1)*8;
-
- val = (mac_addr[0] << 8) | mac_addr[1];
- EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
-
- val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
- (mac_addr[4] << 8) | mac_addr[5];
- EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
-
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
-
- } else
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
-
if (CHIP_IS_E1(bp)) {
struct mac_configuration_cmd *config =
bnx2x_sp(bp, mcast_config);
@@ -6711,14 +6710,41 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0);
} else { /* E1H */
+ REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
+
bnx2x_set_mac_addr_e1h(bp, 0);
for (i = 0; i < MC_HASH_SIZE; i++)
REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
}
- if (CHIP_IS_E1H(bp))
- REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
+ if (unload_mode == UNLOAD_NORMAL)
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
+
+ else if (bp->flags & NO_WOL_FLAG) {
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
+ if (CHIP_IS_E1H(bp))
+ REG_WR(bp, MISC_REG_E1HMF_MODE, 0);
+
+ } else if (bp->wol) {
+ u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+ u8 *mac_addr = bp->dev->dev_addr;
+ u32 val;
+ /* The mac address is written to entries 1-4 to
+ preserve entry 0 which is used by the PMF */
+ u8 entry = (BP_E1HVN(bp) + 1)*8;
+
+ val = (mac_addr[0] << 8) | mac_addr[1];
+ EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
+
+ val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
+ (mac_addr[4] << 8) | mac_addr[5];
+ EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
+
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
+
+ } else
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
/* Close multi and leading connections
Completions for ramrods are collected in a synchronous way */
@@ -6821,6 +6847,10 @@ static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
*/
bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
val = REG_RD(bp, DORQ_REG_NORM_CID_OFST);
+ if (val == 0x7)
+ REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0);
+ bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
+
if (val == 0x7) {
u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
/* save our func */
@@ -6898,7 +6928,6 @@ static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
(SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) &
DRV_MSG_SEQ_NUMBER_MASK);
}
- bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
}
}
@@ -8617,34 +8646,6 @@ test_mem_exit:
return rc;
}
-static void bnx2x_netif_start(struct bnx2x *bp)
-{
- int i;
-
- if (atomic_dec_and_test(&bp->intr_sem)) {
- if (netif_running(bp->dev)) {
- bnx2x_int_enable(bp);
- for_each_queue(bp, i)
- napi_enable(&bnx2x_fp(bp, i, napi));
- if (bp->state == BNX2X_STATE_OPEN)
- netif_wake_queue(bp->dev);
- }
- }
-}
-
-static void bnx2x_netif_stop(struct bnx2x *bp)
-{
- int i;
-
- if (netif_running(bp->dev)) {
- netif_tx_disable(bp->dev);
- bp->dev->trans_start = jiffies; /* prevent tx timeout */
- for_each_queue(bp, i)
- napi_disable(&bnx2x_fp(bp, i, napi));
- }
- bnx2x_int_disable_sync(bp);
-}
-
static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up)
{
int cnt = 1000;
@@ -9250,6 +9251,7 @@ static int bnx2x_poll(struct napi_struct *napi, int budget)
napi);
struct bnx2x *bp = fp->bp;
int work_done = 0;
+ u16 rx_cons_sb;
#ifdef BNX2X_STOP_ON_ERROR
if (unlikely(bp->panic))
@@ -9265,10 +9267,16 @@ static int bnx2x_poll(struct napi_struct *napi, int budget)
if (BNX2X_HAS_TX_WORK(fp))
bnx2x_tx_int(fp, budget);
+ rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb);
+ if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
+ rx_cons_sb++;
if (BNX2X_HAS_RX_WORK(fp))
work_done = bnx2x_rx_int(fp, budget);
rmb(); /* BNX2X_HAS_WORK() reads the status block */
+ rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb);
+ if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
+ rx_cons_sb++;
/* must not complete if we consumed full budget */
if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) {
@@ -9484,8 +9492,7 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
fp_index = (smp_processor_id() % bp->num_queues);
fp = &bp->fp[fp_index];
- if (unlikely(bnx2x_tx_avail(bp->fp) <
- (skb_shinfo(skb)->nr_frags + 3))) {
+ if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) {
bp->eth_stats.driver_xoff++,
netif_stop_queue(dev);
BNX2X_ERR("BUG! Tx ring full when queue awake!\n");
@@ -9548,7 +9555,6 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
tx_bd->vlan = cpu_to_le16(pkt_prod);
if (xmit_type) {
-
/* turn on parsing and get a BD */
bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
pbd = (void *)&fp->tx_desc_ring[bd_prod];
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