diff options
| -rw-r--r-- | drivers/net/Makefile | 3 | ||||
| -rw-r--r-- | drivers/net/pasemi_mac.c | 26 | ||||
| -rw-r--r-- | drivers/net/pasemi_mac.h | 20 | ||||
| -rw-r--r-- | drivers/net/pasemi_mac_ethtool.c | 159 |
4 files changed, 189 insertions, 19 deletions
diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 3b1ea32..4b44273 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -218,7 +218,8 @@ obj-$(CONFIG_SMC911X) += smc911x.o obj-$(CONFIG_BFIN_MAC) += bfin_mac.o obj-$(CONFIG_DM9000) += dm9000.o obj-$(CONFIG_FEC_8XX) += fec_8xx/ -obj-$(CONFIG_PASEMI_MAC) += pasemi_mac.o +obj-$(CONFIG_PASEMI_MAC) += pasemi_mac_driver.o +pasemi_mac_driver-objs := pasemi_mac.o pasemi_mac_ethtool.o obj-$(CONFIG_MLX4_CORE) += mlx4/ obj-$(CONFIG_ENC28J60) += enc28j60.o diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c index 5ee7e4a..c50f0f4 100644 --- a/drivers/net/pasemi_mac.c +++ b/drivers/net/pasemi_mac.c @@ -55,12 +55,6 @@ * - Multiqueue RX/TX */ - -/* Must be a power of two */ -#define RX_RING_SIZE 2048 -#define TX_RING_SIZE 4096 -#define CS_RING_SIZE (TX_RING_SIZE*2) - #define LRO_MAX_AGGR 64 #define PE_MIN_MTU 64 @@ -77,17 +71,6 @@ NETIF_MSG_RX_ERR | \ NETIF_MSG_TX_ERR) -#define TX_DESC(tx, num) ((tx)->chan.ring_virt[(num) & (TX_RING_SIZE-1)]) -#define TX_DESC_INFO(tx, num) ((tx)->ring_info[(num) & (TX_RING_SIZE-1)]) -#define RX_DESC(rx, num) ((rx)->chan.ring_virt[(num) & (RX_RING_SIZE-1)]) -#define RX_DESC_INFO(rx, num) ((rx)->ring_info[(num) & (RX_RING_SIZE-1)]) -#define RX_BUFF(rx, num) ((rx)->buffers[(num) & (RX_RING_SIZE-1)]) -#define CS_DESC(cs, num) ((cs)->chan.ring_virt[(num) & (CS_RING_SIZE-1)]) - -#define RING_USED(ring) (((ring)->next_to_fill - (ring)->next_to_clean) \ - & ((ring)->size - 1)) -#define RING_AVAIL(ring) ((ring->size) - RING_USED(ring)) - MODULE_LICENSE("GPL"); MODULE_AUTHOR ("Olof Johansson <olof@lixom.net>"); MODULE_DESCRIPTION("PA Semi PWRficient Ethernet driver"); @@ -96,6 +79,8 @@ static int debug = -1; /* -1 == use DEFAULT_MSG_ENABLE as value */ module_param(debug, int, 0); MODULE_PARM_DESC(debug, "PA Semi MAC bitmapped debugging message enable value"); +extern const struct ethtool_ops pasemi_mac_ethtool_ops; + static int translation_enabled(void) { #if defined(CONFIG_PPC_PASEMI_IOMMU_DMA_FORCE) @@ -1148,7 +1133,7 @@ static int pasemi_mac_open(struct net_device *dev) { struct pasemi_mac *mac = netdev_priv(dev); unsigned int flags; - int ret; + int i, ret; flags = PAS_MAC_CFG_TXP_FCE | PAS_MAC_CFG_TXP_FPC(3) | PAS_MAC_CFG_TXP_SL(3) | PAS_MAC_CFG_TXP_COB(0xf) | @@ -1171,6 +1156,10 @@ static int pasemi_mac_open(struct net_device *dev) goto out_tx_ring; } + /* Zero out rmon counters */ + for (i = 0; i < 32; i++) + write_mac_reg(mac, PAS_MAC_RMON(i), 0); + /* 0x3ff with 33MHz clock is about 31us */ write_iob_reg(PAS_IOB_DMA_COM_TIMEOUTCFG, PAS_IOB_DMA_COM_TIMEOUTCFG_TCNT(0x3ff)); @@ -1812,6 +1801,7 @@ pasemi_mac_probe(struct pci_dev *pdev, const struct pci_device_id *ent) mac->bufsz = dev->mtu + ETH_HLEN + ETH_FCS_LEN + LOCAL_SKB_ALIGN + 128; dev->change_mtu = pasemi_mac_change_mtu; + dev->ethtool_ops = &pasemi_mac_ethtool_ops; if (err) goto out; diff --git a/drivers/net/pasemi_mac.h b/drivers/net/pasemi_mac.h index 90c5167..1a115ec 100644 --- a/drivers/net/pasemi_mac.h +++ b/drivers/net/pasemi_mac.h @@ -26,6 +26,12 @@ #include <linux/spinlock.h> #include <linux/phy.h> +/* Must be a power of two */ +#define RX_RING_SIZE 2048 +#define TX_RING_SIZE 4096 +#define CS_RING_SIZE (TX_RING_SIZE*2) + + #define MAX_LRO_DESCRIPTORS 8 #define MAX_CS 2 @@ -103,6 +109,16 @@ struct pasemi_mac_buffer { dma_addr_t dma; }; +#define TX_DESC(tx, num) ((tx)->chan.ring_virt[(num) & (TX_RING_SIZE-1)]) +#define TX_DESC_INFO(tx, num) ((tx)->ring_info[(num) & (TX_RING_SIZE-1)]) +#define RX_DESC(rx, num) ((rx)->chan.ring_virt[(num) & (RX_RING_SIZE-1)]) +#define RX_DESC_INFO(rx, num) ((rx)->ring_info[(num) & (RX_RING_SIZE-1)]) +#define RX_BUFF(rx, num) ((rx)->buffers[(num) & (RX_RING_SIZE-1)]) +#define CS_DESC(cs, num) ((cs)->chan.ring_virt[(num) & (CS_RING_SIZE-1)]) + +#define RING_USED(ring) (((ring)->next_to_fill - (ring)->next_to_clean) \ + & ((ring)->size - 1)) +#define RING_AVAIL(ring) ((ring->size) - RING_USED(ring)) /* PCI register offsets and formats */ @@ -114,6 +130,7 @@ enum { PAS_MAC_CFG_ADR0 = 0x8c, PAS_MAC_CFG_ADR1 = 0x90, PAS_MAC_CFG_TXP = 0x98, + PAS_MAC_CFG_RMON = 0x100, PAS_MAC_IPC_CHNL = 0x208, }; @@ -185,6 +202,8 @@ enum { #define PAS_MAC_CFG_TXP_TIFG(x) (((x) << PAS_MAC_CFG_TXP_TIFG_S) & \ PAS_MAC_CFG_TXP_TIFG_M) +#define PAS_MAC_RMON(r) (0x100+(r)*4) + #define PAS_MAC_IPC_CHNL_DCHNO_M 0x003f0000 #define PAS_MAC_IPC_CHNL_DCHNO_S 16 #define PAS_MAC_IPC_CHNL_DCHNO(x) (((x) << PAS_MAC_IPC_CHNL_DCHNO_S) & \ @@ -194,4 +213,5 @@ enum { #define PAS_MAC_IPC_CHNL_BCH(x) (((x) << PAS_MAC_IPC_CHNL_BCH_S) & \ PAS_MAC_IPC_CHNL_BCH_M) + #endif /* PASEMI_MAC_H */ diff --git a/drivers/net/pasemi_mac_ethtool.c b/drivers/net/pasemi_mac_ethtool.c new file mode 100644 index 0000000..5e8df3a --- /dev/null +++ b/drivers/net/pasemi_mac_ethtool.c @@ -0,0 +1,159 @@ +/* + * Copyright (C) 2006-2008 PA Semi, Inc + * + * Ethtool hooks for the PA Semi PWRficient onchip 1G/10G Ethernet MACs + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#include <linux/netdevice.h> +#include <linux/ethtool.h> +#include <linux/pci.h> +#include <linux/inet_lro.h> + +#include <asm/pasemi_dma.h> +#include "pasemi_mac.h" + +static struct { + const char str[ETH_GSTRING_LEN]; +} ethtool_stats_keys[] = { + { "rx-drops" }, + { "rx-bytes" }, + { "rx-packets" }, + { "rx-broadcast-packets" }, + { "rx-multicast-packets" }, + { "rx-crc-errors" }, + { "rx-undersize-errors" }, + { "rx-oversize-errors" }, + { "rx-short-fragment-errors" }, + { "rx-jabber-errors" }, + { "rx-64-byte-packets" }, + { "rx-65-127-byte-packets" }, + { "rx-128-255-byte-packets" }, + { "rx-256-511-byte-packets" }, + { "rx-512-1023-byte-packets" }, + { "rx-1024-1518-byte-packets" }, + { "rx-pause-frames" }, + { "tx-bytes" }, + { "tx-packets" }, + { "tx-broadcast-packets" }, + { "tx-multicast-packets" }, + { "tx-collisions" }, + { "tx-late-collisions" }, + { "tx-excessive-collisions" }, + { "tx-crc-errors" }, + { "tx-undersize-errors" }, + { "tx-oversize-errors" }, + { "tx-64-byte-packets" }, + { "tx-65-127-byte-packets" }, + { "tx-128-255-byte-packets" }, + { "tx-256-511-byte-packets" }, + { "tx-512-1023-byte-packets" }, + { "tx-1024-1518-byte-packets" }, +}; + +static int +pasemi_mac_ethtool_get_settings(struct net_device *netdev, + struct ethtool_cmd *cmd) +{ + struct pasemi_mac *mac = netdev_priv(netdev); + struct phy_device *phydev = mac->phydev; + + return phy_ethtool_gset(phydev, cmd); +} + +static void +pasemi_mac_ethtool_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *drvinfo) +{ + struct pasemi_mac *mac; + mac = netdev_priv(netdev); + + /* clear and fill out info */ + memset(drvinfo, 0, sizeof(struct ethtool_drvinfo)); + strncpy(drvinfo->driver, "pasemi_mac", 12); + strcpy(drvinfo->version, "N/A"); + strcpy(drvinfo->fw_version, "N/A"); + strncpy(drvinfo->bus_info, pci_name(mac->pdev), 32); +} + +static u32 +pasemi_mac_ethtool_get_msglevel(struct net_device *netdev) +{ + struct pasemi_mac *mac = netdev_priv(netdev); + return mac->msg_enable; +} + +static void +pasemi_mac_ethtool_set_msglevel(struct net_device *netdev, + u32 level) +{ + struct pasemi_mac *mac = netdev_priv(netdev); + mac->msg_enable = level; +} + + +static void +pasemi_mac_ethtool_get_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ering) +{ + struct pasemi_mac *mac = netdev->priv; + + ering->tx_max_pending = TX_RING_SIZE/2; + ering->tx_pending = RING_USED(mac->tx)/2; + ering->rx_max_pending = RX_RING_SIZE/4; + ering->rx_pending = RING_USED(mac->rx)/4; +} + +static int pasemi_mac_get_sset_count(struct net_device *netdev, int sset) +{ + switch (sset) { + case ETH_SS_STATS: + return ARRAY_SIZE(ethtool_stats_keys); + default: + return -EOPNOTSUPP; + } +} + +static void pasemi_mac_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data) +{ + struct pasemi_mac *mac = netdev->priv; + int i; + + data[0] = pasemi_read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if)) + >> PAS_DMA_RXINT_RCMDSTA_DROPS_S; + for (i = 0; i < 32; i++) + data[1+i] = pasemi_read_mac_reg(mac->dma_if, PAS_MAC_RMON(i)); +} + +static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset, + u8 *data) +{ + memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys)); +} + +const struct ethtool_ops pasemi_mac_ethtool_ops = { + .get_settings = pasemi_mac_ethtool_get_settings, + .get_drvinfo = pasemi_mac_ethtool_get_drvinfo, + .get_msglevel = pasemi_mac_ethtool_get_msglevel, + .set_msglevel = pasemi_mac_ethtool_set_msglevel, + .get_link = ethtool_op_get_link, + .get_ringparam = pasemi_mac_ethtool_get_ringparam, + .get_strings = pasemi_mac_get_strings, + .get_sset_count = pasemi_mac_get_sset_count, + .get_ethtool_stats = pasemi_mac_get_ethtool_stats, +}; + |
