diff options
Diffstat (limited to 'drivers/net/myri10ge')
-rw-r--r-- | drivers/net/myri10ge/myri10ge.c | 684 |
1 files changed, 442 insertions, 242 deletions
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index f3ef9e3c48cd..eddcee326f06 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c | |||
@@ -185,11 +185,13 @@ struct myri10ge_slice_state { | |||
185 | dma_addr_t fw_stats_bus; | 185 | dma_addr_t fw_stats_bus; |
186 | int watchdog_tx_done; | 186 | int watchdog_tx_done; |
187 | int watchdog_tx_req; | 187 | int watchdog_tx_req; |
188 | char irq_desc[32]; | ||
188 | }; | 189 | }; |
189 | 190 | ||
190 | struct myri10ge_priv { | 191 | struct myri10ge_priv { |
191 | struct myri10ge_slice_state ss; | 192 | struct myri10ge_slice_state *ss; |
192 | int tx_boundary; /* boundary transmits cannot cross */ | 193 | int tx_boundary; /* boundary transmits cannot cross */ |
194 | int num_slices; | ||
193 | int running; /* running? */ | 195 | int running; /* running? */ |
194 | int csum_flag; /* rx_csums? */ | 196 | int csum_flag; /* rx_csums? */ |
195 | int small_bytes; | 197 | int small_bytes; |
@@ -208,6 +210,8 @@ struct myri10ge_priv { | |||
208 | dma_addr_t cmd_bus; | 210 | dma_addr_t cmd_bus; |
209 | struct pci_dev *pdev; | 211 | struct pci_dev *pdev; |
210 | int msi_enabled; | 212 | int msi_enabled; |
213 | int msix_enabled; | ||
214 | struct msix_entry *msix_vectors; | ||
211 | u32 link_state; | 215 | u32 link_state; |
212 | unsigned int rdma_tags_available; | 216 | unsigned int rdma_tags_available; |
213 | int intr_coal_delay; | 217 | int intr_coal_delay; |
@@ -244,6 +248,8 @@ struct myri10ge_priv { | |||
244 | 248 | ||
245 | static char *myri10ge_fw_unaligned = "myri10ge_ethp_z8e.dat"; | 249 | static char *myri10ge_fw_unaligned = "myri10ge_ethp_z8e.dat"; |
246 | static char *myri10ge_fw_aligned = "myri10ge_eth_z8e.dat"; | 250 | static char *myri10ge_fw_aligned = "myri10ge_eth_z8e.dat"; |
251 | static char *myri10ge_fw_rss_unaligned = "myri10ge_rss_ethp_z8e.dat"; | ||
252 | static char *myri10ge_fw_rss_aligned = "myri10ge_rss_eth_z8e.dat"; | ||
247 | 253 | ||
248 | static char *myri10ge_fw_name = NULL; | 254 | static char *myri10ge_fw_name = NULL; |
249 | module_param(myri10ge_fw_name, charp, S_IRUGO | S_IWUSR); | 255 | module_param(myri10ge_fw_name, charp, S_IRUGO | S_IWUSR); |
@@ -321,6 +327,14 @@ static int myri10ge_wcfifo = 0; | |||
321 | module_param(myri10ge_wcfifo, int, S_IRUGO); | 327 | module_param(myri10ge_wcfifo, int, S_IRUGO); |
322 | MODULE_PARM_DESC(myri10ge_wcfifo, "Enable WC Fifo when WC is enabled"); | 328 | MODULE_PARM_DESC(myri10ge_wcfifo, "Enable WC Fifo when WC is enabled"); |
323 | 329 | ||
330 | static int myri10ge_max_slices = 1; | ||
331 | module_param(myri10ge_max_slices, int, S_IRUGO); | ||
332 | MODULE_PARM_DESC(myri10ge_max_slices, "Max tx/rx queues"); | ||
333 | |||
334 | static int myri10ge_rss_hash = MXGEFW_RSS_HASH_TYPE_SRC_PORT; | ||
335 | module_param(myri10ge_rss_hash, int, S_IRUGO); | ||
336 | MODULE_PARM_DESC(myri10ge_rss_hash, "Type of RSS hashing to do"); | ||
337 | |||
324 | #define MYRI10GE_FW_OFFSET 1024*1024 | 338 | #define MYRI10GE_FW_OFFSET 1024*1024 |
325 | #define MYRI10GE_HIGHPART_TO_U32(X) \ | 339 | #define MYRI10GE_HIGHPART_TO_U32(X) \ |
326 | (sizeof (X) == 8) ? ((u32)((u64)(X) >> 32)) : (0) | 340 | (sizeof (X) == 8) ? ((u32)((u64)(X) >> 32)) : (0) |
@@ -657,7 +671,7 @@ static int myri10ge_get_firmware_capabilities(struct myri10ge_priv *mgp) | |||
657 | return 0; | 671 | return 0; |
658 | } | 672 | } |
659 | 673 | ||
660 | static int myri10ge_load_firmware(struct myri10ge_priv *mgp) | 674 | static int myri10ge_load_firmware(struct myri10ge_priv *mgp, int adopt) |
661 | { | 675 | { |
662 | char __iomem *submit; | 676 | char __iomem *submit; |
663 | __be32 buf[16] __attribute__ ((__aligned__(8))); | 677 | __be32 buf[16] __attribute__ ((__aligned__(8))); |
@@ -667,6 +681,8 @@ static int myri10ge_load_firmware(struct myri10ge_priv *mgp) | |||
667 | size = 0; | 681 | size = 0; |
668 | status = myri10ge_load_hotplug_firmware(mgp, &size); | 682 | status = myri10ge_load_hotplug_firmware(mgp, &size); |
669 | if (status) { | 683 | if (status) { |
684 | if (!adopt) | ||
685 | return status; | ||
670 | dev_warn(&mgp->pdev->dev, "hotplug firmware loading failed\n"); | 686 | dev_warn(&mgp->pdev->dev, "hotplug firmware loading failed\n"); |
671 | 687 | ||
672 | /* Do not attempt to adopt firmware if there | 688 | /* Do not attempt to adopt firmware if there |
@@ -859,7 +875,8 @@ abort: | |||
859 | static int myri10ge_reset(struct myri10ge_priv *mgp) | 875 | static int myri10ge_reset(struct myri10ge_priv *mgp) |
860 | { | 876 | { |
861 | struct myri10ge_cmd cmd; | 877 | struct myri10ge_cmd cmd; |
862 | int status; | 878 | struct myri10ge_slice_state *ss; |
879 | int i, status; | ||
863 | size_t bytes; | 880 | size_t bytes; |
864 | 881 | ||
865 | /* try to send a reset command to the card to see if it | 882 | /* try to send a reset command to the card to see if it |
@@ -872,20 +889,74 @@ static int myri10ge_reset(struct myri10ge_priv *mgp) | |||
872 | } | 889 | } |
873 | 890 | ||
874 | (void)myri10ge_dma_test(mgp, MXGEFW_DMA_TEST); | 891 | (void)myri10ge_dma_test(mgp, MXGEFW_DMA_TEST); |
892 | /* | ||
893 | * Use non-ndis mcp_slot (eg, 4 bytes total, | ||
894 | * no toeplitz hash value returned. Older firmware will | ||
895 | * not understand this command, but will use the correct | ||
896 | * sized mcp_slot, so we ignore error returns | ||
897 | */ | ||
898 | cmd.data0 = MXGEFW_RSS_MCP_SLOT_TYPE_MIN; | ||
899 | (void)myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_RSS_MCP_SLOT_TYPE, &cmd, 0); | ||
875 | 900 | ||
876 | /* Now exchange information about interrupts */ | 901 | /* Now exchange information about interrupts */ |
877 | 902 | ||
878 | bytes = mgp->max_intr_slots * sizeof(*mgp->ss.rx_done.entry); | 903 | bytes = mgp->max_intr_slots * sizeof(*mgp->ss[0].rx_done.entry); |
879 | memset(mgp->ss.rx_done.entry, 0, bytes); | ||
880 | cmd.data0 = (u32) bytes; | 904 | cmd.data0 = (u32) bytes; |
881 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_INTRQ_SIZE, &cmd, 0); | 905 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_INTRQ_SIZE, &cmd, 0); |
882 | cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->ss.rx_done.bus); | 906 | |
883 | cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->ss.rx_done.bus); | 907 | /* |
884 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_INTRQ_DMA, &cmd, 0); | 908 | * Even though we already know how many slices are supported |
909 | * via myri10ge_probe_slices() MXGEFW_CMD_GET_MAX_RSS_QUEUES | ||
910 | * has magic side effects, and must be called after a reset. | ||
911 | * It must be called prior to calling any RSS related cmds, | ||
912 | * including assigning an interrupt queue for anything but | ||
913 | * slice 0. It must also be called *after* | ||
914 | * MXGEFW_CMD_SET_INTRQ_SIZE, since the intrq size is used by | ||
915 | * the firmware to compute offsets. | ||
916 | */ | ||
917 | |||
918 | if (mgp->num_slices > 1) { | ||
919 | |||
920 | /* ask the maximum number of slices it supports */ | ||
921 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_MAX_RSS_QUEUES, | ||
922 | &cmd, 0); | ||
923 | if (status != 0) { | ||
924 | dev_err(&mgp->pdev->dev, | ||
925 | "failed to get number of slices\n"); | ||
926 | } | ||
927 | |||
928 | /* | ||
929 | * MXGEFW_CMD_ENABLE_RSS_QUEUES must be called prior | ||
930 | * to setting up the interrupt queue DMA | ||
931 | */ | ||
932 | |||
933 | cmd.data0 = mgp->num_slices; | ||
934 | cmd.data1 = 1; /* use MSI-X */ | ||
935 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_ENABLE_RSS_QUEUES, | ||
936 | &cmd, 0); | ||
937 | if (status != 0) { | ||
938 | dev_err(&mgp->pdev->dev, | ||
939 | "failed to set number of slices\n"); | ||
940 | |||
941 | return status; | ||
942 | } | ||
943 | } | ||
944 | for (i = 0; i < mgp->num_slices; i++) { | ||
945 | ss = &mgp->ss[i]; | ||
946 | cmd.data0 = MYRI10GE_LOWPART_TO_U32(ss->rx_done.bus); | ||
947 | cmd.data1 = MYRI10GE_HIGHPART_TO_U32(ss->rx_done.bus); | ||
948 | cmd.data2 = i; | ||
949 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_INTRQ_DMA, | ||
950 | &cmd, 0); | ||
951 | }; | ||
885 | 952 | ||
886 | status |= | 953 | status |= |
887 | myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_IRQ_ACK_OFFSET, &cmd, 0); | 954 | myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_IRQ_ACK_OFFSET, &cmd, 0); |
888 | mgp->ss.irq_claim = (__iomem __be32 *) (mgp->sram + cmd.data0); | 955 | for (i = 0; i < mgp->num_slices; i++) { |
956 | ss = &mgp->ss[i]; | ||
957 | ss->irq_claim = | ||
958 | (__iomem __be32 *) (mgp->sram + cmd.data0 + 8 * i); | ||
959 | } | ||
889 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_IRQ_DEASSERT_OFFSET, | 960 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_IRQ_DEASSERT_OFFSET, |
890 | &cmd, 0); | 961 | &cmd, 0); |
891 | mgp->irq_deassert = (__iomem __be32 *) (mgp->sram + cmd.data0); | 962 | mgp->irq_deassert = (__iomem __be32 *) (mgp->sram + cmd.data0); |
@@ -899,18 +970,25 @@ static int myri10ge_reset(struct myri10ge_priv *mgp) | |||
899 | } | 970 | } |
900 | put_be32(htonl(mgp->intr_coal_delay), mgp->intr_coal_delay_ptr); | 971 | put_be32(htonl(mgp->intr_coal_delay), mgp->intr_coal_delay_ptr); |
901 | 972 | ||
902 | memset(mgp->ss.rx_done.entry, 0, bytes); | ||
903 | |||
904 | /* reset mcp/driver shared state back to 0 */ | 973 | /* reset mcp/driver shared state back to 0 */ |
905 | mgp->ss.tx.req = 0; | 974 | |
906 | mgp->ss.tx.done = 0; | ||
907 | mgp->ss.tx.pkt_start = 0; | ||
908 | mgp->ss.tx.pkt_done = 0; | ||
909 | mgp->ss.rx_big.cnt = 0; | ||
910 | mgp->ss.rx_small.cnt = 0; | ||
911 | mgp->ss.rx_done.idx = 0; | ||
912 | mgp->ss.rx_done.cnt = 0; | ||
913 | mgp->link_changes = 0; | 975 | mgp->link_changes = 0; |
976 | for (i = 0; i < mgp->num_slices; i++) { | ||
977 | ss = &mgp->ss[i]; | ||
978 | |||
979 | memset(ss->rx_done.entry, 0, bytes); | ||
980 | ss->tx.req = 0; | ||
981 | ss->tx.done = 0; | ||
982 | ss->tx.pkt_start = 0; | ||
983 | ss->tx.pkt_done = 0; | ||
984 | ss->rx_big.cnt = 0; | ||
985 | ss->rx_small.cnt = 0; | ||
986 | ss->rx_done.idx = 0; | ||
987 | ss->rx_done.cnt = 0; | ||
988 | ss->tx.wake_queue = 0; | ||
989 | ss->tx.stop_queue = 0; | ||
990 | } | ||
991 | |||
914 | status = myri10ge_update_mac_address(mgp, mgp->dev->dev_addr); | 992 | status = myri10ge_update_mac_address(mgp, mgp->dev->dev_addr); |
915 | myri10ge_change_pause(mgp, mgp->pause); | 993 | myri10ge_change_pause(mgp, mgp->pause); |
916 | myri10ge_set_multicast_list(mgp->dev); | 994 | myri10ge_set_multicast_list(mgp->dev); |
@@ -1095,9 +1173,10 @@ myri10ge_rx_done(struct myri10ge_slice_state *ss, struct myri10ge_rx_buf *rx, | |||
1095 | rx_frags[0].size -= MXGEFW_PAD; | 1173 | rx_frags[0].size -= MXGEFW_PAD; |
1096 | len -= MXGEFW_PAD; | 1174 | len -= MXGEFW_PAD; |
1097 | lro_receive_frags(&ss->rx_done.lro_mgr, rx_frags, | 1175 | lro_receive_frags(&ss->rx_done.lro_mgr, rx_frags, |
1098 | len, len, | ||
1099 | /* opaque, will come back in get_frag_header */ | 1176 | /* opaque, will come back in get_frag_header */ |
1177 | len, len, | ||
1100 | (void *)(__force unsigned long)csum, csum); | 1178 | (void *)(__force unsigned long)csum, csum); |
1179 | |||
1101 | return 1; | 1180 | return 1; |
1102 | } | 1181 | } |
1103 | 1182 | ||
@@ -1236,7 +1315,7 @@ myri10ge_clean_rx_done(struct myri10ge_slice_state *ss, int budget) | |||
1236 | 1315 | ||
1237 | static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp) | 1316 | static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp) |
1238 | { | 1317 | { |
1239 | struct mcp_irq_data *stats = mgp->ss.fw_stats; | 1318 | struct mcp_irq_data *stats = mgp->ss[0].fw_stats; |
1240 | 1319 | ||
1241 | if (unlikely(stats->stats_updated)) { | 1320 | if (unlikely(stats->stats_updated)) { |
1242 | unsigned link_up = ntohl(stats->link_up); | 1321 | unsigned link_up = ntohl(stats->link_up); |
@@ -1302,6 +1381,13 @@ static irqreturn_t myri10ge_intr(int irq, void *arg) | |||
1302 | u32 send_done_count; | 1381 | u32 send_done_count; |
1303 | int i; | 1382 | int i; |
1304 | 1383 | ||
1384 | /* an interrupt on a non-zero slice is implicitly valid | ||
1385 | * since MSI-X irqs are not shared */ | ||
1386 | if (ss != mgp->ss) { | ||
1387 | netif_rx_schedule(ss->dev, &ss->napi); | ||
1388 | return (IRQ_HANDLED); | ||
1389 | } | ||
1390 | |||
1305 | /* make sure it is our IRQ, and that the DMA has finished */ | 1391 | /* make sure it is our IRQ, and that the DMA has finished */ |
1306 | if (unlikely(!stats->valid)) | 1392 | if (unlikely(!stats->valid)) |
1307 | return (IRQ_NONE); | 1393 | return (IRQ_NONE); |
@@ -1311,7 +1397,7 @@ static irqreturn_t myri10ge_intr(int irq, void *arg) | |||
1311 | if (stats->valid & 1) | 1397 | if (stats->valid & 1) |
1312 | netif_rx_schedule(ss->dev, &ss->napi); | 1398 | netif_rx_schedule(ss->dev, &ss->napi); |
1313 | 1399 | ||
1314 | if (!mgp->msi_enabled) { | 1400 | if (!mgp->msi_enabled && !mgp->msix_enabled) { |
1315 | put_be32(0, mgp->irq_deassert); | 1401 | put_be32(0, mgp->irq_deassert); |
1316 | if (!myri10ge_deassert_wait) | 1402 | if (!myri10ge_deassert_wait) |
1317 | stats->valid = 0; | 1403 | stats->valid = 0; |
@@ -1446,10 +1532,10 @@ myri10ge_get_ringparam(struct net_device *netdev, | |||
1446 | { | 1532 | { |
1447 | struct myri10ge_priv *mgp = netdev_priv(netdev); | 1533 | struct myri10ge_priv *mgp = netdev_priv(netdev); |
1448 | 1534 | ||
1449 | ring->rx_mini_max_pending = mgp->ss.rx_small.mask + 1; | 1535 | ring->rx_mini_max_pending = mgp->ss[0].rx_small.mask + 1; |
1450 | ring->rx_max_pending = mgp->ss.rx_big.mask + 1; | 1536 | ring->rx_max_pending = mgp->ss[0].rx_big.mask + 1; |
1451 | ring->rx_jumbo_max_pending = 0; | 1537 | ring->rx_jumbo_max_pending = 0; |
1452 | ring->tx_max_pending = mgp->ss.rx_small.mask + 1; | 1538 | ring->tx_max_pending = mgp->ss[0].rx_small.mask + 1; |
1453 | ring->rx_mini_pending = ring->rx_mini_max_pending; | 1539 | ring->rx_mini_pending = ring->rx_mini_max_pending; |
1454 | ring->rx_pending = ring->rx_max_pending; | 1540 | ring->rx_pending = ring->rx_max_pending; |
1455 | ring->rx_jumbo_pending = ring->rx_jumbo_max_pending; | 1541 | ring->rx_jumbo_pending = ring->rx_jumbo_max_pending; |
@@ -1497,7 +1583,7 @@ static const char myri10ge_gstrings_main_stats[][ETH_GSTRING_LEN] = { | |||
1497 | "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors", | 1583 | "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors", |
1498 | "tx_heartbeat_errors", "tx_window_errors", | 1584 | "tx_heartbeat_errors", "tx_window_errors", |
1499 | /* device-specific stats */ | 1585 | /* device-specific stats */ |
1500 | "tx_boundary", "WC", "irq", "MSI", | 1586 | "tx_boundary", "WC", "irq", "MSI", "MSIX", |
1501 | "read_dma_bw_MBs", "write_dma_bw_MBs", "read_write_dma_bw_MBs", | 1587 | "read_dma_bw_MBs", "write_dma_bw_MBs", "read_write_dma_bw_MBs", |
1502 | "serial_number", "watchdog_resets", | 1588 | "serial_number", "watchdog_resets", |
1503 | "link_changes", "link_up", "dropped_link_overflow", | 1589 | "link_changes", "link_up", "dropped_link_overflow", |
@@ -1524,23 +1610,31 @@ static const char myri10ge_gstrings_slice_stats[][ETH_GSTRING_LEN] = { | |||
1524 | static void | 1610 | static void |
1525 | myri10ge_get_strings(struct net_device *netdev, u32 stringset, u8 * data) | 1611 | myri10ge_get_strings(struct net_device *netdev, u32 stringset, u8 * data) |
1526 | { | 1612 | { |
1613 | struct myri10ge_priv *mgp = netdev_priv(netdev); | ||
1614 | int i; | ||
1615 | |||
1527 | switch (stringset) { | 1616 | switch (stringset) { |
1528 | case ETH_SS_STATS: | 1617 | case ETH_SS_STATS: |
1529 | memcpy(data, *myri10ge_gstrings_main_stats, | 1618 | memcpy(data, *myri10ge_gstrings_main_stats, |
1530 | sizeof(myri10ge_gstrings_main_stats)); | 1619 | sizeof(myri10ge_gstrings_main_stats)); |
1531 | data += sizeof(myri10ge_gstrings_main_stats); | 1620 | data += sizeof(myri10ge_gstrings_main_stats); |
1532 | memcpy(data, *myri10ge_gstrings_slice_stats, | 1621 | for (i = 0; i < mgp->num_slices; i++) { |
1533 | sizeof(myri10ge_gstrings_slice_stats)); | 1622 | memcpy(data, *myri10ge_gstrings_slice_stats, |
1534 | data += sizeof(myri10ge_gstrings_slice_stats); | 1623 | sizeof(myri10ge_gstrings_slice_stats)); |
1624 | data += sizeof(myri10ge_gstrings_slice_stats); | ||
1625 | } | ||
1535 | break; | 1626 | break; |
1536 | } | 1627 | } |
1537 | } | 1628 | } |
1538 | 1629 | ||
1539 | static int myri10ge_get_sset_count(struct net_device *netdev, int sset) | 1630 | static int myri10ge_get_sset_count(struct net_device *netdev, int sset) |
1540 | { | 1631 | { |
1632 | struct myri10ge_priv *mgp = netdev_priv(netdev); | ||
1633 | |||
1541 | switch (sset) { | 1634 | switch (sset) { |
1542 | case ETH_SS_STATS: | 1635 | case ETH_SS_STATS: |
1543 | return MYRI10GE_MAIN_STATS_LEN + MYRI10GE_SLICE_STATS_LEN; | 1636 | return MYRI10GE_MAIN_STATS_LEN + |
1637 | mgp->num_slices * MYRI10GE_SLICE_STATS_LEN; | ||
1544 | default: | 1638 | default: |
1545 | return -EOPNOTSUPP; | 1639 | return -EOPNOTSUPP; |
1546 | } | 1640 | } |
@@ -1552,6 +1646,7 @@ myri10ge_get_ethtool_stats(struct net_device *netdev, | |||
1552 | { | 1646 | { |
1553 | struct myri10ge_priv *mgp = netdev_priv(netdev); | 1647 | struct myri10ge_priv *mgp = netdev_priv(netdev); |
1554 | struct myri10ge_slice_state *ss; | 1648 | struct myri10ge_slice_state *ss; |
1649 | int slice; | ||
1555 | int i; | 1650 | int i; |
1556 | 1651 | ||
1557 | for (i = 0; i < MYRI10GE_NET_STATS_LEN; i++) | 1652 | for (i = 0; i < MYRI10GE_NET_STATS_LEN; i++) |
@@ -1561,6 +1656,7 @@ myri10ge_get_ethtool_stats(struct net_device *netdev, | |||
1561 | data[i++] = (unsigned int)mgp->wc_enabled; | 1656 | data[i++] = (unsigned int)mgp->wc_enabled; |
1562 | data[i++] = (unsigned int)mgp->pdev->irq; | 1657 | data[i++] = (unsigned int)mgp->pdev->irq; |
1563 | data[i++] = (unsigned int)mgp->msi_enabled; | 1658 | data[i++] = (unsigned int)mgp->msi_enabled; |
1659 | data[i++] = (unsigned int)mgp->msix_enabled; | ||
1564 | data[i++] = (unsigned int)mgp->read_dma; | 1660 | data[i++] = (unsigned int)mgp->read_dma; |
1565 | data[i++] = (unsigned int)mgp->write_dma; | 1661 | data[i++] = (unsigned int)mgp->write_dma; |
1566 | data[i++] = (unsigned int)mgp->read_write_dma; | 1662 | data[i++] = (unsigned int)mgp->read_write_dma; |
@@ -1569,7 +1665,7 @@ myri10ge_get_ethtool_stats(struct net_device *netdev, | |||
1569 | data[i++] = (unsigned int)mgp->link_changes; | 1665 | data[i++] = (unsigned int)mgp->link_changes; |
1570 | 1666 | ||
1571 | /* firmware stats are useful only in the first slice */ | 1667 | /* firmware stats are useful only in the first slice */ |
1572 | ss = &mgp->ss; | 1668 | ss = &mgp->ss[0]; |
1573 | data[i++] = (unsigned int)ntohl(ss->fw_stats->link_up); | 1669 | data[i++] = (unsigned int)ntohl(ss->fw_stats->link_up); |
1574 | data[i++] = (unsigned int)ntohl(ss->fw_stats->dropped_link_overflow); | 1670 | data[i++] = (unsigned int)ntohl(ss->fw_stats->dropped_link_overflow); |
1575 | data[i++] = | 1671 | data[i++] = |
@@ -1585,24 +1681,27 @@ myri10ge_get_ethtool_stats(struct net_device *netdev, | |||
1585 | data[i++] = (unsigned int)ntohl(ss->fw_stats->dropped_no_small_buffer); | 1681 | data[i++] = (unsigned int)ntohl(ss->fw_stats->dropped_no_small_buffer); |
1586 | data[i++] = (unsigned int)ntohl(ss->fw_stats->dropped_no_big_buffer); | 1682 | data[i++] = (unsigned int)ntohl(ss->fw_stats->dropped_no_big_buffer); |
1587 | 1683 | ||
1588 | data[i++] = 0; | 1684 | for (slice = 0; slice < mgp->num_slices; slice++) { |
1589 | data[i++] = (unsigned int)ss->tx.pkt_start; | 1685 | ss = &mgp->ss[slice]; |
1590 | data[i++] = (unsigned int)ss->tx.pkt_done; | 1686 | data[i++] = slice; |
1591 | data[i++] = (unsigned int)ss->tx.req; | 1687 | data[i++] = (unsigned int)ss->tx.pkt_start; |
1592 | data[i++] = (unsigned int)ss->tx.done; | 1688 | data[i++] = (unsigned int)ss->tx.pkt_done; |
1593 | data[i++] = (unsigned int)ss->rx_small.cnt; | 1689 | data[i++] = (unsigned int)ss->tx.req; |
1594 | data[i++] = (unsigned int)ss->rx_big.cnt; | 1690 | data[i++] = (unsigned int)ss->tx.done; |
1595 | data[i++] = (unsigned int)ss->tx.wake_queue; | 1691 | data[i++] = (unsigned int)ss->rx_small.cnt; |
1596 | data[i++] = (unsigned int)ss->tx.stop_queue; | 1692 | data[i++] = (unsigned int)ss->rx_big.cnt; |
1597 | data[i++] = (unsigned int)ss->tx.linearized; | 1693 | data[i++] = (unsigned int)ss->tx.wake_queue; |
1598 | data[i++] = ss->rx_done.lro_mgr.stats.aggregated; | 1694 | data[i++] = (unsigned int)ss->tx.stop_queue; |
1599 | data[i++] = ss->rx_done.lro_mgr.stats.flushed; | 1695 | data[i++] = (unsigned int)ss->tx.linearized; |
1600 | if (ss->rx_done.lro_mgr.stats.flushed) | 1696 | data[i++] = ss->rx_done.lro_mgr.stats.aggregated; |
1601 | data[i++] = ss->rx_done.lro_mgr.stats.aggregated / | 1697 | data[i++] = ss->rx_done.lro_mgr.stats.flushed; |
1602 | ss->rx_done.lro_mgr.stats.flushed; | 1698 | if (ss->rx_done.lro_mgr.stats.flushed) |
1603 | else | 1699 | data[i++] = ss->rx_done.lro_mgr.stats.aggregated / |
1604 | data[i++] = 0; | 1700 | ss->rx_done.lro_mgr.stats.flushed; |
1605 | data[i++] = ss->rx_done.lro_mgr.stats.no_desc; | 1701 | else |
1702 | data[i++] = 0; | ||
1703 | data[i++] = ss->rx_done.lro_mgr.stats.no_desc; | ||
1704 | } | ||
1606 | } | 1705 | } |
1607 | 1706 | ||
1608 | static void myri10ge_set_msglevel(struct net_device *netdev, u32 value) | 1707 | static void myri10ge_set_msglevel(struct net_device *netdev, u32 value) |
@@ -1645,12 +1744,15 @@ static int myri10ge_allocate_rings(struct myri10ge_slice_state *ss) | |||
1645 | struct net_device *dev = mgp->dev; | 1744 | struct net_device *dev = mgp->dev; |
1646 | int tx_ring_size, rx_ring_size; | 1745 | int tx_ring_size, rx_ring_size; |
1647 | int tx_ring_entries, rx_ring_entries; | 1746 | int tx_ring_entries, rx_ring_entries; |
1648 | int i, status; | 1747 | int i, slice, status; |
1649 | size_t bytes; | 1748 | size_t bytes; |
1650 | 1749 | ||
1651 | /* get ring sizes */ | 1750 | /* get ring sizes */ |
1751 | slice = ss - mgp->ss; | ||
1752 | cmd.data0 = slice; | ||
1652 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SEND_RING_SIZE, &cmd, 0); | 1753 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SEND_RING_SIZE, &cmd, 0); |
1653 | tx_ring_size = cmd.data0; | 1754 | tx_ring_size = cmd.data0; |
1755 | cmd.data0 = slice; | ||
1654 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_RX_RING_SIZE, &cmd, 0); | 1756 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_RX_RING_SIZE, &cmd, 0); |
1655 | if (status != 0) | 1757 | if (status != 0) |
1656 | return status; | 1758 | return status; |
@@ -1715,15 +1817,17 @@ static int myri10ge_allocate_rings(struct myri10ge_slice_state *ss) | |||
1715 | mgp->small_bytes + MXGEFW_PAD, 0); | 1817 | mgp->small_bytes + MXGEFW_PAD, 0); |
1716 | 1818 | ||
1717 | if (ss->rx_small.fill_cnt < ss->rx_small.mask + 1) { | 1819 | if (ss->rx_small.fill_cnt < ss->rx_small.mask + 1) { |
1718 | printk(KERN_ERR "myri10ge: %s: alloced only %d small bufs\n", | 1820 | printk(KERN_ERR |
1719 | dev->name, ss->rx_small.fill_cnt); | 1821 | "myri10ge: %s:slice-%d: alloced only %d small bufs\n", |
1822 | dev->name, slice, ss->rx_small.fill_cnt); | ||
1720 | goto abort_with_rx_small_ring; | 1823 | goto abort_with_rx_small_ring; |
1721 | } | 1824 | } |
1722 | 1825 | ||
1723 | myri10ge_alloc_rx_pages(mgp, &ss->rx_big, mgp->big_bytes, 0); | 1826 | myri10ge_alloc_rx_pages(mgp, &ss->rx_big, mgp->big_bytes, 0); |
1724 | if (ss->rx_big.fill_cnt < ss->rx_big.mask + 1) { | 1827 | if (ss->rx_big.fill_cnt < ss->rx_big.mask + 1) { |
1725 | printk(KERN_ERR "myri10ge: %s: alloced only %d big bufs\n", | 1828 | printk(KERN_ERR |
1726 | dev->name, ss->rx_big.fill_cnt); | 1829 | "myri10ge: %s:slice-%d: alloced only %d big bufs\n", |
1830 | dev->name, slice, ss->rx_big.fill_cnt); | ||
1727 | goto abort_with_rx_big_ring; | 1831 | goto abort_with_rx_big_ring; |
1728 | } | 1832 | } |
1729 | 1833 | ||
@@ -1775,6 +1879,10 @@ static void myri10ge_free_rings(struct myri10ge_slice_state *ss) | |||
1775 | struct myri10ge_tx_buf *tx; | 1879 | struct myri10ge_tx_buf *tx; |
1776 | int i, len, idx; | 1880 | int i, len, idx; |
1777 | 1881 | ||
1882 | /* If not allocated, skip it */ | ||
1883 | if (ss->tx.req_list == NULL) | ||
1884 | return; | ||
1885 | |||
1778 | for (i = ss->rx_big.cnt; i < ss->rx_big.fill_cnt; i++) { | 1886 | for (i = ss->rx_big.cnt; i < ss->rx_big.fill_cnt; i++) { |
1779 | idx = i & ss->rx_big.mask; | 1887 | idx = i & ss->rx_big.mask; |
1780 | if (i == ss->rx_big.fill_cnt - 1) | 1888 | if (i == ss->rx_big.fill_cnt - 1) |
@@ -1837,25 +1945,67 @@ static void myri10ge_free_rings(struct myri10ge_slice_state *ss) | |||
1837 | static int myri10ge_request_irq(struct myri10ge_priv *mgp) | 1945 | static int myri10ge_request_irq(struct myri10ge_priv *mgp) |
1838 | { | 1946 | { |
1839 | struct pci_dev *pdev = mgp->pdev; | 1947 | struct pci_dev *pdev = mgp->pdev; |
1948 | struct myri10ge_slice_state *ss; | ||
1949 | struct net_device *netdev = mgp->dev; | ||
1950 | int i; | ||
1840 | int status; | 1951 | int status; |
1841 | 1952 | ||
1953 | mgp->msi_enabled = 0; | ||
1954 | mgp->msix_enabled = 0; | ||
1955 | status = 0; | ||
1842 | if (myri10ge_msi) { | 1956 | if (myri10ge_msi) { |
1843 | status = pci_enable_msi(pdev); | 1957 | if (mgp->num_slices > 1) { |
1844 | if (status != 0) | 1958 | status = |
1845 | dev_err(&pdev->dev, | 1959 | pci_enable_msix(pdev, mgp->msix_vectors, |
1846 | "Error %d setting up MSI; falling back to xPIC\n", | 1960 | mgp->num_slices); |
1847 | status); | 1961 | if (status == 0) { |
1848 | else | 1962 | mgp->msix_enabled = 1; |
1849 | mgp->msi_enabled = 1; | 1963 | } else { |
1850 | } else { | 1964 | dev_err(&pdev->dev, |
1851 | mgp->msi_enabled = 0; | 1965 | "Error %d setting up MSI-X\n", status); |
1966 | return status; | ||
1967 | } | ||
1968 | } | ||
1969 | if (mgp->msix_enabled == 0) { | ||
1970 | status = pci_enable_msi(pdev); | ||
1971 | if (status != 0) { | ||
1972 | dev_err(&pdev->dev, | ||
1973 | "Error %d setting up MSI; falling back to xPIC\n", | ||
1974 | status); | ||
1975 | } else { | ||
1976 | mgp->msi_enabled = 1; | ||
1977 | } | ||
1978 | } | ||
1852 | } | 1979 | } |
1853 | status = request_irq(pdev->irq, myri10ge_intr, IRQF_SHARED, | 1980 | if (mgp->msix_enabled) { |
1854 | mgp->dev->name, mgp); | 1981 | for (i = 0; i < mgp->num_slices; i++) { |
1855 | if (status != 0) { | 1982 | ss = &mgp->ss[i]; |
1856 | dev_err(&pdev->dev, "failed to allocate IRQ\n"); | 1983 | snprintf(ss->irq_desc, sizeof(ss->irq_desc), |
1857 | if (mgp->msi_enabled) | 1984 | "%s:slice-%d", netdev->name, i); |
1858 | pci_disable_msi(pdev); | 1985 | status = request_irq(mgp->msix_vectors[i].vector, |
1986 | myri10ge_intr, 0, ss->irq_desc, | ||
1987 | ss); | ||
1988 | if (status != 0) { | ||
1989 | dev_err(&pdev->dev, | ||
1990 | "slice %d failed to allocate IRQ\n", i); | ||
1991 | i--; | ||
1992 | while (i >= 0) { | ||
1993 | free_irq(mgp->msix_vectors[i].vector, | ||
1994 | &mgp->ss[i]); | ||
1995 | i--; | ||
1996 | } | ||
1997 | pci_disable_msix(pdev); | ||
1998 | return status; | ||
1999 | } | ||
2000 | } | ||
2001 | } else { | ||
2002 | status = request_irq(pdev->irq, myri10ge_intr, IRQF_SHARED, | ||
2003 | mgp->dev->name, &mgp->ss[0]); | ||
2004 | if (status != 0) { | ||
2005 | dev_err(&pdev->dev, "failed to allocate IRQ\n"); | ||
2006 | if (mgp->msi_enabled) | ||
2007 | pci_disable_msi(pdev); | ||
2008 | } | ||
1859 | } | 2009 | } |
1860 | return status; | 2010 | return status; |
1861 | } | 2011 | } |
@@ -1863,10 +2013,18 @@ static int myri10ge_request_irq(struct myri10ge_priv *mgp) | |||
1863 | static void myri10ge_free_irq(struct myri10ge_priv *mgp) | 2013 | static void myri10ge_free_irq(struct myri10ge_priv *mgp) |
1864 | { | 2014 | { |
1865 | struct pci_dev *pdev = mgp->pdev; | 2015 | struct pci_dev *pdev = mgp->pdev; |
2016 | int i; | ||
1866 | 2017 | ||
1867 | free_irq(pdev->irq, mgp); | 2018 | if (mgp->msix_enabled) { |
2019 | for (i = 0; i < mgp->num_slices; i++) | ||
2020 | free_irq(mgp->msix_vectors[i].vector, &mgp->ss[i]); | ||
2021 | } else { | ||
2022 | free_irq(pdev->irq, &mgp->ss[0]); | ||
2023 | } | ||
1868 | if (mgp->msi_enabled) | 2024 | if (mgp->msi_enabled) |
1869 | pci_disable_msi(pdev); | 2025 | pci_disable_msi(pdev); |
2026 | if (mgp->msix_enabled) | ||
2027 | pci_disable_msix(pdev); | ||
1870 | } | 2028 | } |
1871 | 2029 | ||
1872 | static int | 2030 | static int |
@@ -1928,7 +2086,6 @@ myri10ge_get_frag_header(struct skb_frag_struct *frag, void **mac_hdr, | |||
1928 | return 0; | 2086 | return 0; |
1929 | } | 2087 | } |
1930 | 2088 | ||
1931 | #if 0 | ||
1932 | static int myri10ge_get_txrx(struct myri10ge_priv *mgp, int slice) | 2089 | static int myri10ge_get_txrx(struct myri10ge_priv *mgp, int slice) |
1933 | { | 2090 | { |
1934 | struct myri10ge_cmd cmd; | 2091 | struct myri10ge_cmd cmd; |
@@ -1996,14 +2153,15 @@ static int myri10ge_set_stats(struct myri10ge_priv *mgp, int slice) | |||
1996 | } | 2153 | } |
1997 | return 0; | 2154 | return 0; |
1998 | } | 2155 | } |
1999 | #endif | ||
2000 | 2156 | ||
2001 | static int myri10ge_open(struct net_device *dev) | 2157 | static int myri10ge_open(struct net_device *dev) |
2002 | { | 2158 | { |
2159 | struct myri10ge_slice_state *ss; | ||
2003 | struct myri10ge_priv *mgp = netdev_priv(dev); | 2160 | struct myri10ge_priv *mgp = netdev_priv(dev); |
2004 | struct myri10ge_cmd cmd; | 2161 | struct myri10ge_cmd cmd; |
2162 | int i, status, big_pow2, slice; | ||
2163 | u8 *itable; | ||
2005 | struct net_lro_mgr *lro_mgr; | 2164 | struct net_lro_mgr *lro_mgr; |
2006 | int status, big_pow2; | ||
2007 | 2165 | ||
2008 | if (mgp->running != MYRI10GE_ETH_STOPPED) | 2166 | if (mgp->running != MYRI10GE_ETH_STOPPED) |
2009 | return -EBUSY; | 2167 | return -EBUSY; |
@@ -2015,6 +2173,48 @@ static int myri10ge_open(struct net_device *dev) | |||
2015 | goto abort_with_nothing; | 2173 | goto abort_with_nothing; |
2016 | } | 2174 | } |
2017 | 2175 | ||
2176 | if (mgp->num_slices > 1) { | ||
2177 | cmd.data0 = mgp->num_slices; | ||
2178 | cmd.data1 = 1; /* use MSI-X */ | ||
2179 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_ENABLE_RSS_QUEUES, | ||
2180 | &cmd, 0); | ||
2181 | if (status != 0) { | ||
2182 | printk(KERN_ERR | ||
2183 | "myri10ge: %s: failed to set number of slices\n", | ||
2184 | dev->name); | ||
2185 | goto abort_with_nothing; | ||
2186 | } | ||
2187 | /* setup the indirection table */ | ||
2188 | cmd.data0 = mgp->num_slices; | ||
2189 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_RSS_TABLE_SIZE, | ||
2190 | &cmd, 0); | ||
2191 | |||
2192 | status |= myri10ge_send_cmd(mgp, | ||
2193 | MXGEFW_CMD_GET_RSS_TABLE_OFFSET, | ||
2194 | &cmd, 0); | ||
2195 | if (status != 0) { | ||
2196 | printk(KERN_ERR | ||
2197 | "myri10ge: %s: failed to setup rss tables\n", | ||
2198 | dev->name); | ||
2199 | } | ||
2200 | |||
2201 | /* just enable an identity mapping */ | ||
2202 | itable = mgp->sram + cmd.data0; | ||
2203 | for (i = 0; i < mgp->num_slices; i++) | ||
2204 | __raw_writeb(i, &itable[i]); | ||
2205 | |||
2206 | cmd.data0 = 1; | ||
2207 | cmd.data1 = myri10ge_rss_hash; | ||
2208 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_RSS_ENABLE, | ||
2209 | &cmd, 0); | ||
2210 | if (status != 0) { | ||
2211 | printk(KERN_ERR | ||
2212 | "myri10ge: %s: failed to enable slices\n", | ||
2213 | dev->name); | ||
2214 | goto abort_with_nothing; | ||
2215 | } | ||
2216 | } | ||
2217 | |||
2018 | status = myri10ge_request_irq(mgp); | 2218 | status = myri10ge_request_irq(mgp); |
2019 | if (status != 0) | 2219 | if (status != 0) |
2020 | goto abort_with_nothing; | 2220 | goto abort_with_nothing; |
@@ -2038,41 +2238,6 @@ static int myri10ge_open(struct net_device *dev) | |||
2038 | if (myri10ge_small_bytes > 0) | 2238 | if (myri10ge_small_bytes > 0) |
2039 | mgp->small_bytes = myri10ge_small_bytes; | 2239 | mgp->small_bytes = myri10ge_small_bytes; |
2040 | 2240 | ||
2041 | /* get the lanai pointers to the send and receive rings */ | ||
2042 | |||
2043 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SEND_OFFSET, &cmd, 0); | ||
2044 | mgp->ss.tx.lanai = | ||
2045 | (struct mcp_kreq_ether_send __iomem *)(mgp->sram + cmd.data0); | ||
2046 | |||
2047 | status |= | ||
2048 | myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SMALL_RX_OFFSET, &cmd, 0); | ||
2049 | mgp->ss.rx_small.lanai = | ||
2050 | (struct mcp_kreq_ether_recv __iomem *)(mgp->sram + cmd.data0); | ||
2051 | |||
2052 | status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_BIG_RX_OFFSET, &cmd, 0); | ||
2053 | mgp->ss.rx_big.lanai = | ||
2054 | (struct mcp_kreq_ether_recv __iomem *)(mgp->sram + cmd.data0); | ||
2055 | |||
2056 | if (status != 0) { | ||
2057 | printk(KERN_ERR | ||
2058 | "myri10ge: %s: failed to get ring sizes or locations\n", | ||
2059 | dev->name); | ||
2060 | mgp->running = MYRI10GE_ETH_STOPPED; | ||
2061 | goto abort_with_irq; | ||
2062 | } | ||
2063 | |||
2064 | if (myri10ge_wcfifo && mgp->wc_enabled) { | ||
2065 | mgp->ss.tx.wc_fifo = (u8 __iomem *) mgp->sram + MXGEFW_ETH_SEND_4; | ||
2066 | mgp->ss.rx_small.wc_fifo = | ||
2067 | (u8 __iomem *) mgp->sram + MXGEFW_ETH_RECV_SMALL; | ||
2068 | mgp->ss.rx_big.wc_fifo = | ||
2069 | (u8 __iomem *) mgp->sram + MXGEFW_ETH_RECV_BIG; | ||
2070 | } else { | ||
2071 | mgp->ss.tx.wc_fifo = NULL; | ||
2072 | mgp->ss.rx_small.wc_fifo = NULL; | ||
2073 | mgp->ss.rx_big.wc_fifo = NULL; | ||
2074 | } | ||
2075 | |||
2076 | /* Firmware needs the big buff size as a power of 2. Lie and | 2241 | /* Firmware needs the big buff size as a power of 2. Lie and |
2077 | * tell him the buffer is larger, because we only use 1 | 2242 | * tell him the buffer is larger, because we only use 1 |
2078 | * buffer/pkt, and the mtu will prevent overruns. | 2243 | * buffer/pkt, and the mtu will prevent overruns. |
@@ -2087,9 +2252,44 @@ static int myri10ge_open(struct net_device *dev) | |||
2087 | mgp->big_bytes = big_pow2; | 2252 | mgp->big_bytes = big_pow2; |
2088 | } | 2253 | } |
2089 | 2254 | ||
2090 | status = myri10ge_allocate_rings(&mgp->ss); | 2255 | /* setup the per-slice data structures */ |
2091 | if (status != 0) | 2256 | for (slice = 0; slice < mgp->num_slices; slice++) { |
2092 | goto abort_with_irq; | 2257 | ss = &mgp->ss[slice]; |
2258 | |||
2259 | status = myri10ge_get_txrx(mgp, slice); | ||
2260 | if (status != 0) { | ||
2261 | printk(KERN_ERR | ||
2262 | "myri10ge: %s: failed to get ring sizes or locations\n", | ||
2263 | dev->name); | ||
2264 | goto abort_with_rings; | ||
2265 | } | ||
2266 | status = myri10ge_allocate_rings(ss); | ||
2267 | if (status != 0) | ||
2268 | goto abort_with_rings; | ||
2269 | if (slice == 0) | ||
2270 | status = myri10ge_set_stats(mgp, slice); | ||
2271 | if (status) { | ||
2272 | printk(KERN_ERR | ||
2273 | "myri10ge: %s: Couldn't set stats DMA\n", | ||
2274 | dev->name); | ||
2275 | goto abort_with_rings; | ||
2276 | } | ||
2277 | |||
2278 | lro_mgr = &ss->rx_done.lro_mgr; | ||
2279 | lro_mgr->dev = dev; | ||
2280 | lro_mgr->features = LRO_F_NAPI; | ||
2281 | lro_mgr->ip_summed = CHECKSUM_COMPLETE; | ||
2282 | lro_mgr->ip_summed_aggr = CHECKSUM_UNNECESSARY; | ||
2283 | lro_mgr->max_desc = MYRI10GE_MAX_LRO_DESCRIPTORS; | ||
2284 | lro_mgr->lro_arr = ss->rx_done.lro_desc; | ||
2285 | lro_mgr->get_frag_header = myri10ge_get_frag_header; | ||
2286 | lro_mgr->max_aggr = myri10ge_lro_max_pkts; | ||
2287 | if (lro_mgr->max_aggr > MAX_SKB_FRAGS) | ||
2288 | lro_mgr->max_aggr = MAX_SKB_FRAGS; | ||
2289 | |||
2290 | /* must happen prior to any irq */ | ||
2291 | napi_enable(&(ss)->napi); | ||
2292 | } | ||
2093 | 2293 | ||
2094 | /* now give firmware buffers sizes, and MTU */ | 2294 | /* now give firmware buffers sizes, and MTU */ |
2095 | cmd.data0 = dev->mtu + ETH_HLEN + VLAN_HLEN; | 2295 | cmd.data0 = dev->mtu + ETH_HLEN + VLAN_HLEN; |
@@ -2106,25 +2306,15 @@ static int myri10ge_open(struct net_device *dev) | |||
2106 | goto abort_with_rings; | 2306 | goto abort_with_rings; |
2107 | } | 2307 | } |
2108 | 2308 | ||
2109 | cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->ss.fw_stats_bus); | 2309 | /* |
2110 | cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->ss.fw_stats_bus); | 2310 | * Set Linux style TSO mode; this is needed only on newer |
2111 | cmd.data2 = sizeof(struct mcp_irq_data); | 2311 | * firmware versions. Older versions default to Linux |
2112 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_STATS_DMA_V2, &cmd, 0); | 2312 | * style TSO |
2113 | if (status == -ENOSYS) { | 2313 | */ |
2114 | dma_addr_t bus = mgp->ss.fw_stats_bus; | 2314 | cmd.data0 = 0; |
2115 | bus += offsetof(struct mcp_irq_data, send_done_count); | 2315 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_TSO_MODE, &cmd, 0); |
2116 | cmd.data0 = MYRI10GE_LOWPART_TO_U32(bus); | 2316 | if (status && status != -ENOSYS) { |
2117 | cmd.data1 = MYRI10GE_HIGHPART_TO_U32(bus); | 2317 | printk(KERN_ERR "myri10ge: %s: Couldn't set TSO mode\n", |
2118 | status = myri10ge_send_cmd(mgp, | ||
2119 | MXGEFW_CMD_SET_STATS_DMA_OBSOLETE, | ||
2120 | &cmd, 0); | ||
2121 | /* Firmware cannot support multicast without STATS_DMA_V2 */ | ||
2122 | mgp->fw_multicast_support = 0; | ||
2123 | } else { | ||
2124 | mgp->fw_multicast_support = 1; | ||
2125 | } | ||
2126 | if (status) { | ||
2127 | printk(KERN_ERR "myri10ge: %s: Couldn't set stats DMA\n", | ||
2128 | dev->name); | 2318 | dev->name); |
2129 | goto abort_with_rings; | 2319 | goto abort_with_rings; |
2130 | } | 2320 | } |
@@ -2132,21 +2322,6 @@ static int myri10ge_open(struct net_device *dev) | |||
2132 | mgp->link_state = ~0U; | 2322 | mgp->link_state = ~0U; |
2133 | mgp->rdma_tags_available = 15; | 2323 | mgp->rdma_tags_available = 15; |
2134 | 2324 | ||
2135 | lro_mgr = &mgp->ss.rx_done.lro_mgr; | ||
2136 | lro_mgr->dev = dev; | ||
2137 | lro_mgr->features = LRO_F_NAPI; | ||
2138 | lro_mgr->ip_summed = CHECKSUM_COMPLETE; | ||
2139 | lro_mgr->ip_summed_aggr = CHECKSUM_UNNECESSARY; | ||
2140 | lro_mgr->max_desc = MYRI10GE_MAX_LRO_DESCRIPTORS; | ||
2141 | lro_mgr->lro_arr = mgp->ss.rx_done.lro_desc; | ||
2142 | lro_mgr->get_frag_header = myri10ge_get_frag_header; | ||
2143 | lro_mgr->max_aggr = myri10ge_lro_max_pkts; | ||
2144 | lro_mgr->frag_align_pad = 2; | ||
2145 | if (lro_mgr->max_aggr > MAX_SKB_FRAGS) | ||
2146 | lro_mgr->max_aggr = MAX_SKB_FRAGS; | ||
2147 | |||
2148 | napi_enable(&mgp->ss.napi); /* must happen prior to any irq */ | ||
2149 | |||
2150 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_ETHERNET_UP, &cmd, 0); | 2325 | status = myri10ge_send_cmd(mgp, MXGEFW_CMD_ETHERNET_UP, &cmd, 0); |
2151 | if (status) { | 2326 | if (status) { |
2152 | printk(KERN_ERR "myri10ge: %s: Couldn't bring up link\n", | 2327 | printk(KERN_ERR "myri10ge: %s: Couldn't bring up link\n", |
@@ -2154,8 +2329,6 @@ static int myri10ge_open(struct net_device *dev) | |||
2154 | goto abort_with_rings; | 2329 | goto abort_with_rings; |
2155 | } | 2330 | } |
2156 | 2331 | ||
2157 | mgp->ss.tx.wake_queue = 0; | ||
2158 | mgp->ss.tx.stop_queue = 0; | ||
2159 | mgp->running = MYRI10GE_ETH_RUNNING; | 2332 | mgp->running = MYRI10GE_ETH_RUNNING; |
2160 | mgp->watchdog_timer.expires = jiffies + myri10ge_watchdog_timeout * HZ; | 2333 | mgp->watchdog_timer.expires = jiffies + myri10ge_watchdog_timeout * HZ; |
2161 | add_timer(&mgp->watchdog_timer); | 2334 | add_timer(&mgp->watchdog_timer); |
@@ -2163,9 +2336,9 @@ static int myri10ge_open(struct net_device *dev) | |||
2163 | return 0; | 2336 | return 0; |
2164 | 2337 | ||
2165 | abort_with_rings: | 2338 | abort_with_rings: |
2166 | myri10ge_free_rings(&mgp->ss); | 2339 | for (i = 0; i < mgp->num_slices; i++) |
2340 | myri10ge_free_rings(&mgp->ss[i]); | ||
2167 | 2341 | ||
2168 | abort_with_irq: | ||
2169 | myri10ge_free_irq(mgp); | 2342 | myri10ge_free_irq(mgp); |
2170 | 2343 | ||
2171 | abort_with_nothing: | 2344 | abort_with_nothing: |
@@ -2178,16 +2351,19 @@ static int myri10ge_close(struct net_device *dev) | |||
2178 | struct myri10ge_priv *mgp = netdev_priv(dev); | 2351 | struct myri10ge_priv *mgp = netdev_priv(dev); |
2179 | struct myri10ge_cmd cmd; | 2352 | struct myri10ge_cmd cmd; |
2180 | int status, old_down_cnt; | 2353 | int status, old_down_cnt; |
2354 | int i; | ||
2181 | 2355 | ||
2182 | if (mgp->running != MYRI10GE_ETH_RUNNING) | 2356 | if (mgp->running != MYRI10GE_ETH_RUNNING) |
2183 | return 0; | 2357 | return 0; |
2184 | 2358 | ||
2185 | if (mgp->ss.tx.req_bytes == NULL) | 2359 | if (mgp->ss[0].tx.req_bytes == NULL) |
2186 | return 0; | 2360 | return 0; |
2187 | 2361 | ||
2188 | del_timer_sync(&mgp->watchdog_timer); | 2362 | del_timer_sync(&mgp->watchdog_timer); |
2189 | mgp->running = MYRI10GE_ETH_STOPPING; | 2363 | mgp->running = MYRI10GE_ETH_STOPPING; |
2190 | napi_disable(&mgp->ss.napi); | 2364 | for (i = 0; i < mgp->num_slices; i++) { |
2365 | napi_disable(&mgp->ss[i].napi); | ||
2366 | } | ||
2191 | netif_carrier_off(dev); | 2367 | netif_carrier_off(dev); |
2192 | netif_stop_queue(dev); | 2368 | netif_stop_queue(dev); |
2193 | old_down_cnt = mgp->down_cnt; | 2369 | old_down_cnt = mgp->down_cnt; |
@@ -2203,7 +2379,8 @@ static int myri10ge_close(struct net_device *dev) | |||
2203 | 2379 | ||
2204 | netif_tx_disable(dev); | 2380 | netif_tx_disable(dev); |
2205 | myri10ge_free_irq(mgp); | 2381 | myri10ge_free_irq(mgp); |
2206 | myri10ge_free_rings(&mgp->ss); | 2382 | for (i = 0; i < mgp->num_slices; i++) |
2383 | myri10ge_free_rings(&mgp->ss[i]); | ||
2207 | 2384 | ||
2208 | mgp->running = MYRI10GE_ETH_STOPPED; | 2385 | mgp->running = MYRI10GE_ETH_STOPPED; |
2209 | return 0; | 2386 | return 0; |
@@ -2324,7 +2501,7 @@ static int myri10ge_xmit(struct sk_buff *skb, struct net_device *dev) | |||
2324 | u8 flags, odd_flag; | 2501 | u8 flags, odd_flag; |
2325 | 2502 | ||
2326 | /* always transmit through slot 0 */ | 2503 | /* always transmit through slot 0 */ |
2327 | ss = &mgp->ss; | 2504 | ss = mgp->ss; |
2328 | tx = &ss->tx; | 2505 | tx = &ss->tx; |
2329 | again: | 2506 | again: |
2330 | req = tx->req_list; | 2507 | req = tx->req_list; |
@@ -2629,7 +2806,21 @@ drop: | |||
2629 | static struct net_device_stats *myri10ge_get_stats(struct net_device *dev) | 2806 | static struct net_device_stats *myri10ge_get_stats(struct net_device *dev) |
2630 | { | 2807 | { |
2631 | struct myri10ge_priv *mgp = netdev_priv(dev); | 2808 | struct myri10ge_priv *mgp = netdev_priv(dev); |
2632 | return &mgp->stats; | 2809 | struct myri10ge_slice_netstats *slice_stats; |
2810 | struct net_device_stats *stats = &mgp->stats; | ||
2811 | int i; | ||
2812 | |||
2813 | memset(stats, 0, sizeof(*stats)); | ||
2814 | for (i = 0; i < mgp->num_slices; i++) { | ||
2815 | slice_stats = &mgp->ss[i].stats; | ||
2816 | stats->rx_packets += slice_stats->rx_packets; | ||
2817 | stats->tx_packets += slice_stats->tx_packets; | ||
2818 | stats->rx_bytes += slice_stats->rx_bytes; | ||
2819 | stats->tx_bytes += slice_stats->tx_bytes; | ||
2820 | stats->rx_dropped += slice_stats->rx_dropped; | ||
2821 | stats->tx_dropped += slice_stats->tx_dropped; | ||
2822 | } | ||
2823 | return stats; | ||
2633 | } | 2824 | } |
2634 | 2825 | ||
2635 | static void myri10ge_set_multicast_list(struct net_device *dev) | 2826 | static void myri10ge_set_multicast_list(struct net_device *dev) |
@@ -2840,10 +3031,10 @@ static void myri10ge_enable_ecrc(struct myri10ge_priv *mgp) | |||
2840 | * | 3031 | * |
2841 | * If the driver can neither enable ECRC nor verify that it has | 3032 | * If the driver can neither enable ECRC nor verify that it has |
2842 | * already been enabled, then it must use a firmware image which works | 3033 | * already been enabled, then it must use a firmware image which works |
2843 | * around unaligned completion packets (myri10ge_ethp_z8e.dat), and it | 3034 | * around unaligned completion packets (myri10ge_rss_ethp_z8e.dat), and it |
2844 | * should also ensure that it never gives the device a Read-DMA which is | 3035 | * should also ensure that it never gives the device a Read-DMA which is |
2845 | * larger than 2KB by setting the tx_boundary to 2KB. If ECRC is | 3036 | * larger than 2KB by setting the tx_boundary to 2KB. If ECRC is |
2846 | * enabled, then the driver should use the aligned (myri10ge_eth_z8e.dat) | 3037 | * enabled, then the driver should use the aligned (myri10ge_rss_eth_z8e.dat) |
2847 | * firmware image, and set tx_boundary to 4KB. | 3038 | * firmware image, and set tx_boundary to 4KB. |
2848 | */ | 3039 | */ |
2849 | 3040 | ||
@@ -2872,7 +3063,7 @@ static void myri10ge_firmware_probe(struct myri10ge_priv *mgp) | |||
2872 | * completions) in order to see if it works on this host. | 3063 | * completions) in order to see if it works on this host. |
2873 | */ | 3064 | */ |
2874 | mgp->fw_name = myri10ge_fw_aligned; | 3065 | mgp->fw_name = myri10ge_fw_aligned; |
2875 | status = myri10ge_load_firmware(mgp); | 3066 | status = myri10ge_load_firmware(mgp, 1); |
2876 | if (status != 0) { | 3067 | if (status != 0) { |
2877 | goto abort; | 3068 | goto abort; |
2878 | } | 3069 | } |
@@ -3053,6 +3244,7 @@ static void myri10ge_watchdog(struct work_struct *work) | |||
3053 | struct myri10ge_tx_buf *tx; | 3244 | struct myri10ge_tx_buf *tx; |
3054 | u32 reboot; | 3245 | u32 reboot; |
3055 | int status; | 3246 | int status; |
3247 | int i; | ||
3056 | u16 cmd, vendor; | 3248 | u16 cmd, vendor; |
3057 | 3249 | ||
3058 | mgp->watchdog_resets++; | 3250 | mgp->watchdog_resets++; |
@@ -3100,20 +3292,26 @@ static void myri10ge_watchdog(struct work_struct *work) | |||
3100 | 3292 | ||
3101 | printk(KERN_ERR "myri10ge: %s: device timeout, resetting\n", | 3293 | printk(KERN_ERR "myri10ge: %s: device timeout, resetting\n", |
3102 | mgp->dev->name); | 3294 | mgp->dev->name); |
3103 | tx = &mgp->ss.tx; | 3295 | for (i = 0; i < mgp->num_slices; i++) { |
3104 | printk(KERN_INFO "myri10ge: %s: %d %d %d %d %d\n", | 3296 | tx = &mgp->ss[i].tx; |
3105 | mgp->dev->name, tx->req, tx->done, | 3297 | printk(KERN_INFO |
3106 | tx->pkt_start, tx->pkt_done, | 3298 | "myri10ge: %s: (%d): %d %d %d %d %d\n", |
3107 | (int)ntohl(mgp->ss.fw_stats->send_done_count)); | 3299 | mgp->dev->name, i, tx->req, tx->done, |
3108 | msleep(2000); | 3300 | tx->pkt_start, tx->pkt_done, |
3109 | printk(KERN_INFO "myri10ge: %s: %d %d %d %d %d\n", | 3301 | (int)ntohl(mgp->ss[i].fw_stats-> |
3110 | mgp->dev->name, tx->req, tx->done, | 3302 | send_done_count)); |
3111 | tx->pkt_start, tx->pkt_done, | 3303 | msleep(2000); |
3112 | (int)ntohl(mgp->ss.fw_stats->send_done_count)); | 3304 | printk(KERN_INFO |
3305 | "myri10ge: %s: (%d): %d %d %d %d %d\n", | ||
3306 | mgp->dev->name, i, tx->req, tx->done, | ||
3307 | tx->pkt_start, tx->pkt_done, | ||
3308 | (int)ntohl(mgp->ss[i].fw_stats-> | ||
3309 | send_done_count)); | ||
3310 | } | ||
3113 | } | 3311 | } |
3114 | rtnl_lock(); | 3312 | rtnl_lock(); |
3115 | myri10ge_close(mgp->dev); | 3313 | myri10ge_close(mgp->dev); |
3116 | status = myri10ge_load_firmware(mgp); | 3314 | status = myri10ge_load_firmware(mgp, 1); |
3117 | if (status != 0) | 3315 | if (status != 0) |
3118 | printk(KERN_ERR "myri10ge: %s: failed to load firmware\n", | 3316 | printk(KERN_ERR "myri10ge: %s: failed to load firmware\n", |
3119 | mgp->dev->name); | 3317 | mgp->dev->name); |
@@ -3133,50 +3331,59 @@ static void myri10ge_watchdog_timer(unsigned long arg) | |||
3133 | { | 3331 | { |
3134 | struct myri10ge_priv *mgp; | 3332 | struct myri10ge_priv *mgp; |
3135 | struct myri10ge_slice_state *ss; | 3333 | struct myri10ge_slice_state *ss; |
3334 | int i, reset_needed; | ||
3136 | u32 rx_pause_cnt; | 3335 | u32 rx_pause_cnt; |
3137 | 3336 | ||
3138 | mgp = (struct myri10ge_priv *)arg; | 3337 | mgp = (struct myri10ge_priv *)arg; |
3139 | 3338 | ||
3140 | rx_pause_cnt = ntohl(mgp->ss.fw_stats->dropped_pause); | 3339 | rx_pause_cnt = ntohl(mgp->ss[0].fw_stats->dropped_pause); |
3340 | for (i = 0, reset_needed = 0; | ||
3341 | i < mgp->num_slices && reset_needed == 0; ++i) { | ||
3141 | 3342 | ||
3142 | ss = &mgp->ss; | 3343 | ss = &mgp->ss[i]; |
3143 | if (ss->rx_small.watchdog_needed) { | 3344 | if (ss->rx_small.watchdog_needed) { |
3144 | myri10ge_alloc_rx_pages(mgp, &ss->rx_small, | 3345 | myri10ge_alloc_rx_pages(mgp, &ss->rx_small, |
3145 | mgp->small_bytes + MXGEFW_PAD, 1); | 3346 | mgp->small_bytes + MXGEFW_PAD, |
3146 | if (ss->rx_small.fill_cnt - ss->rx_small.cnt >= | 3347 | 1); |
3147 | myri10ge_fill_thresh) | 3348 | if (ss->rx_small.fill_cnt - ss->rx_small.cnt >= |
3148 | ss->rx_small.watchdog_needed = 0; | 3349 | myri10ge_fill_thresh) |
3149 | } | 3350 | ss->rx_small.watchdog_needed = 0; |
3150 | if (ss->rx_big.watchdog_needed) { | 3351 | } |
3151 | myri10ge_alloc_rx_pages(mgp, &ss->rx_big, mgp->big_bytes, 1); | 3352 | if (ss->rx_big.watchdog_needed) { |
3152 | if (ss->rx_big.fill_cnt - ss->rx_big.cnt >= | 3353 | myri10ge_alloc_rx_pages(mgp, &ss->rx_big, |
3153 | myri10ge_fill_thresh) | 3354 | mgp->big_bytes, 1); |
3154 | ss->rx_big.watchdog_needed = 0; | 3355 | if (ss->rx_big.fill_cnt - ss->rx_big.cnt >= |
3155 | } | 3356 | myri10ge_fill_thresh) |
3156 | 3357 | ss->rx_big.watchdog_needed = 0; | |
3157 | if (ss->tx.req != ss->tx.done && | 3358 | } |
3158 | ss->tx.done == ss->watchdog_tx_done && | 3359 | |
3159 | ss->watchdog_tx_req != ss->watchdog_tx_done) { | 3360 | if (ss->tx.req != ss->tx.done && |
3160 | /* nic seems like it might be stuck.. */ | 3361 | ss->tx.done == ss->watchdog_tx_done && |
3161 | if (rx_pause_cnt != mgp->watchdog_pause) { | 3362 | ss->watchdog_tx_req != ss->watchdog_tx_done) { |
3162 | if (net_ratelimit()) | 3363 | /* nic seems like it might be stuck.. */ |
3163 | printk(KERN_WARNING "myri10ge %s:" | 3364 | if (rx_pause_cnt != mgp->watchdog_pause) { |
3164 | "TX paused, check link partner\n", | 3365 | if (net_ratelimit()) |
3165 | mgp->dev->name); | 3366 | printk(KERN_WARNING "myri10ge %s:" |
3166 | } else { | 3367 | "TX paused, check link partner\n", |
3167 | schedule_work(&mgp->watchdog_work); | 3368 | mgp->dev->name); |
3168 | return; | 3369 | } else { |
3370 | reset_needed = 1; | ||
3371 | } | ||
3169 | } | 3372 | } |
3373 | ss->watchdog_tx_done = ss->tx.done; | ||
3374 | ss->watchdog_tx_req = ss->tx.req; | ||
3170 | } | 3375 | } |
3171 | /* rearm timer */ | ||
3172 | mod_timer(&mgp->watchdog_timer, | ||
3173 | jiffies + myri10ge_watchdog_timeout * HZ); | ||
3174 | ss->watchdog_tx_done = ss->tx.done; | ||
3175 | ss->watchdog_tx_req = ss->tx.req; | ||
3176 | mgp->watchdog_pause = rx_pause_cnt; | 3376 | mgp->watchdog_pause = rx_pause_cnt; |
3377 | |||
3378 | if (reset_needed) { | ||
3379 | schedule_work(&mgp->watchdog_work); | ||
3380 | } else { | ||
3381 | /* rearm timer */ | ||
3382 | mod_timer(&mgp->watchdog_timer, | ||
3383 | jiffies + myri10ge_watchdog_timeout * HZ); | ||
3384 | } | ||
3177 | } | 3385 | } |
3178 | 3386 | ||
3179 | #if 0 | ||
3180 | static void myri10ge_free_slices(struct myri10ge_priv *mgp) | 3387 | static void myri10ge_free_slices(struct myri10ge_priv *mgp) |
3181 | { | 3388 | { |
3182 | struct myri10ge_slice_state *ss; | 3389 | struct myri10ge_slice_state *ss; |
@@ -3360,14 +3567,12 @@ abort_with_fw: | |||
3360 | mgp->fw_name = old_fw; | 3567 | mgp->fw_name = old_fw; |
3361 | myri10ge_load_firmware(mgp, 0); | 3568 | myri10ge_load_firmware(mgp, 0); |
3362 | } | 3569 | } |
3363 | #endif | ||
3364 | 3570 | ||
3365 | static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | 3571 | static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
3366 | { | 3572 | { |
3367 | struct net_device *netdev; | 3573 | struct net_device *netdev; |
3368 | struct myri10ge_priv *mgp; | 3574 | struct myri10ge_priv *mgp; |
3369 | struct device *dev = &pdev->dev; | 3575 | struct device *dev = &pdev->dev; |
3370 | size_t bytes; | ||
3371 | int i; | 3576 | int i; |
3372 | int status = -ENXIO; | 3577 | int status = -ENXIO; |
3373 | int dac_enabled; | 3578 | int dac_enabled; |
@@ -3382,7 +3587,6 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |||
3382 | 3587 | ||
3383 | mgp = netdev_priv(netdev); | 3588 | mgp = netdev_priv(netdev); |
3384 | mgp->dev = netdev; | 3589 | mgp->dev = netdev; |
3385 | netif_napi_add(netdev, &mgp->ss.napi, myri10ge_poll, myri10ge_napi_weight); | ||
3386 | mgp->pdev = pdev; | 3590 | mgp->pdev = pdev; |
3387 | mgp->csum_flag = MXGEFW_FLAGS_CKSUM; | 3591 | mgp->csum_flag = MXGEFW_FLAGS_CKSUM; |
3388 | mgp->pause = myri10ge_flow_control; | 3592 | mgp->pause = myri10ge_flow_control; |
@@ -3428,11 +3632,6 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |||
3428 | if (mgp->cmd == NULL) | 3632 | if (mgp->cmd == NULL) |
3429 | goto abort_with_netdev; | 3633 | goto abort_with_netdev; |
3430 | 3634 | ||
3431 | mgp->ss.fw_stats = dma_alloc_coherent(&pdev->dev, sizeof(*mgp->ss.fw_stats), | ||
3432 | &mgp->ss.fw_stats_bus, GFP_KERNEL); | ||
3433 | if (mgp->ss.fw_stats == NULL) | ||
3434 | goto abort_with_cmd; | ||
3435 | |||
3436 | mgp->board_span = pci_resource_len(pdev, 0); | 3635 | mgp->board_span = pci_resource_len(pdev, 0); |
3437 | mgp->iomem_base = pci_resource_start(pdev, 0); | 3636 | mgp->iomem_base = pci_resource_start(pdev, 0); |
3438 | mgp->mtrr = -1; | 3637 | mgp->mtrr = -1; |
@@ -3469,26 +3668,24 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |||
3469 | for (i = 0; i < ETH_ALEN; i++) | 3668 | for (i = 0; i < ETH_ALEN; i++) |
3470 | netdev->dev_addr[i] = mgp->mac_addr[i]; | 3669 | netdev->dev_addr[i] = mgp->mac_addr[i]; |
3471 | 3670 | ||
3472 | /* allocate rx done ring */ | ||
3473 | bytes = mgp->max_intr_slots * sizeof(*mgp->ss.rx_done.entry); | ||
3474 | mgp->ss.rx_done.entry = dma_alloc_coherent(&pdev->dev, bytes, | ||
3475 | &mgp->ss.rx_done.bus, GFP_KERNEL); | ||
3476 | if (mgp->ss.rx_done.entry == NULL) | ||
3477 | goto abort_with_ioremap; | ||
3478 | memset(mgp->ss.rx_done.entry, 0, bytes); | ||
3479 | |||
3480 | myri10ge_select_firmware(mgp); | 3671 | myri10ge_select_firmware(mgp); |
3481 | 3672 | ||
3482 | status = myri10ge_load_firmware(mgp); | 3673 | status = myri10ge_load_firmware(mgp, 1); |
3483 | if (status != 0) { | 3674 | if (status != 0) { |
3484 | dev_err(&pdev->dev, "failed to load firmware\n"); | 3675 | dev_err(&pdev->dev, "failed to load firmware\n"); |
3485 | goto abort_with_rx_done; | 3676 | goto abort_with_ioremap; |
3677 | } | ||
3678 | myri10ge_probe_slices(mgp); | ||
3679 | status = myri10ge_alloc_slices(mgp); | ||
3680 | if (status != 0) { | ||
3681 | dev_err(&pdev->dev, "failed to alloc slice state\n"); | ||
3682 | goto abort_with_firmware; | ||
3486 | } | 3683 | } |
3487 | 3684 | ||
3488 | status = myri10ge_reset(mgp); | 3685 | status = myri10ge_reset(mgp); |
3489 | if (status != 0) { | 3686 | if (status != 0) { |
3490 | dev_err(&pdev->dev, "failed reset\n"); | 3687 | dev_err(&pdev->dev, "failed reset\n"); |
3491 | goto abort_with_firmware; | 3688 | goto abort_with_slices; |
3492 | } | 3689 | } |
3493 | 3690 | ||
3494 | pci_set_drvdata(pdev, mgp); | 3691 | pci_set_drvdata(pdev, mgp); |
@@ -3533,24 +3730,27 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |||
3533 | dev_err(&pdev->dev, "register_netdev failed: %d\n", status); | 3730 | dev_err(&pdev->dev, "register_netdev failed: %d\n", status); |
3534 | goto abort_with_state; | 3731 | goto abort_with_state; |
3535 | } | 3732 | } |
3536 | dev_info(dev, "%s IRQ %d, tx bndry %d, fw %s, WC %s\n", | 3733 | if (mgp->msix_enabled) |
3537 | (mgp->msi_enabled ? "MSI" : "xPIC"), | 3734 | dev_info(dev, "%d MSI-X IRQs, tx bndry %d, fw %s, WC %s\n", |
3538 | netdev->irq, mgp->tx_boundary, mgp->fw_name, | 3735 | mgp->num_slices, mgp->tx_boundary, mgp->fw_name, |
3539 | (mgp->wc_enabled ? "Enabled" : "Disabled")); | 3736 | (mgp->wc_enabled ? "Enabled" : "Disabled")); |
3737 | else | ||
3738 | dev_info(dev, "%s IRQ %d, tx bndry %d, fw %s, WC %s\n", | ||
3739 | mgp->msi_enabled ? "MSI" : "xPIC", | ||
3740 | netdev->irq, mgp->tx_boundary, mgp->fw_name, | ||
3741 | (mgp->wc_enabled ? "Enabled" : "Disabled")); | ||
3540 | 3742 | ||
3541 | return 0; | 3743 | return 0; |
3542 | 3744 | ||
3543 | abort_with_state: | 3745 | abort_with_state: |
3544 | pci_restore_state(pdev); | 3746 | pci_restore_state(pdev); |
3545 | 3747 | ||
3748 | abort_with_slices: | ||
3749 | myri10ge_free_slices(mgp); | ||
3750 | |||
3546 | abort_with_firmware: | 3751 | abort_with_firmware: |
3547 | myri10ge_dummy_rdma(mgp, 0); | 3752 | myri10ge_dummy_rdma(mgp, 0); |
3548 | 3753 | ||
3549 | abort_with_rx_done: | ||
3550 | bytes = mgp->max_intr_slots * sizeof(*mgp->ss.rx_done.entry); | ||
3551 | dma_free_coherent(&pdev->dev, bytes, | ||
3552 | mgp->ss.rx_done.entry, mgp->ss.rx_done.bus); | ||
3553 | |||
3554 | abort_with_ioremap: | 3754 | abort_with_ioremap: |
3555 | iounmap(mgp->sram); | 3755 | iounmap(mgp->sram); |
3556 | 3756 | ||
@@ -3559,10 +3759,6 @@ abort_with_wc: | |||
3559 | if (mgp->mtrr >= 0) | 3759 | if (mgp->mtrr >= 0) |
3560 | mtrr_del(mgp->mtrr, mgp->iomem_base, mgp->board_span); | 3760 | mtrr_del(mgp->mtrr, mgp->iomem_base, mgp->board_span); |
3561 | #endif | 3761 | #endif |
3562 | dma_free_coherent(&pdev->dev, sizeof(*mgp->ss.fw_stats), | ||
3563 | mgp->ss.fw_stats, mgp->ss.fw_stats_bus); | ||
3564 | |||
3565 | abort_with_cmd: | ||
3566 | dma_free_coherent(&pdev->dev, sizeof(*mgp->cmd), | 3762 | dma_free_coherent(&pdev->dev, sizeof(*mgp->cmd), |
3567 | mgp->cmd, mgp->cmd_bus); | 3763 | mgp->cmd, mgp->cmd_bus); |
3568 | 3764 | ||
@@ -3583,7 +3779,6 @@ static void myri10ge_remove(struct pci_dev *pdev) | |||
3583 | { | 3779 | { |
3584 | struct myri10ge_priv *mgp; | 3780 | struct myri10ge_priv *mgp; |
3585 | struct net_device *netdev; | 3781 | struct net_device *netdev; |
3586 | size_t bytes; | ||
3587 | 3782 | ||
3588 | mgp = pci_get_drvdata(pdev); | 3783 | mgp = pci_get_drvdata(pdev); |
3589 | if (mgp == NULL) | 3784 | if (mgp == NULL) |
@@ -3598,19 +3793,15 @@ static void myri10ge_remove(struct pci_dev *pdev) | |||
3598 | /* avoid a memory leak */ | 3793 | /* avoid a memory leak */ |
3599 | pci_restore_state(pdev); | 3794 | pci_restore_state(pdev); |
3600 | 3795 | ||
3601 | bytes = mgp->max_intr_slots * sizeof(*mgp->ss.rx_done.entry); | ||
3602 | dma_free_coherent(&pdev->dev, bytes, | ||
3603 | mgp->ss.rx_done.entry, mgp->ss.rx_done.bus); | ||
3604 | |||
3605 | iounmap(mgp->sram); | 3796 | iounmap(mgp->sram); |
3606 | 3797 | ||
3607 | #ifdef CONFIG_MTRR | 3798 | #ifdef CONFIG_MTRR |
3608 | if (mgp->mtrr >= 0) | 3799 | if (mgp->mtrr >= 0) |
3609 | mtrr_del(mgp->mtrr, mgp->iomem_base, mgp->board_span); | 3800 | mtrr_del(mgp->mtrr, mgp->iomem_base, mgp->board_span); |
3610 | #endif | 3801 | #endif |
3611 | dma_free_coherent(&pdev->dev, sizeof(*mgp->ss.fw_stats), | 3802 | myri10ge_free_slices(mgp); |
3612 | mgp->ss.fw_stats, mgp->ss.fw_stats_bus); | 3803 | if (mgp->msix_vectors != NULL) |
3613 | 3804 | kfree(mgp->msix_vectors); | |
3614 | dma_free_coherent(&pdev->dev, sizeof(*mgp->cmd), | 3805 | dma_free_coherent(&pdev->dev, sizeof(*mgp->cmd), |
3615 | mgp->cmd, mgp->cmd_bus); | 3806 | mgp->cmd, mgp->cmd_bus); |
3616 | 3807 | ||
@@ -3643,6 +3834,15 @@ static __init int myri10ge_init_module(void) | |||
3643 | { | 3834 | { |
3644 | printk(KERN_INFO "%s: Version %s\n", myri10ge_driver.name, | 3835 | printk(KERN_INFO "%s: Version %s\n", myri10ge_driver.name, |
3645 | MYRI10GE_VERSION_STR); | 3836 | MYRI10GE_VERSION_STR); |
3837 | |||
3838 | if (myri10ge_rss_hash > MXGEFW_RSS_HASH_TYPE_SRC_PORT || | ||
3839 | myri10ge_rss_hash < MXGEFW_RSS_HASH_TYPE_IPV4) { | ||
3840 | printk(KERN_ERR | ||
3841 | "%s: Illegal rssh hash type %d, defaulting to source port\n", | ||
3842 | myri10ge_driver.name, myri10ge_rss_hash); | ||
3843 | myri10ge_rss_hash = MXGEFW_RSS_HASH_TYPE_SRC_PORT; | ||
3844 | } | ||
3845 | |||
3646 | return pci_register_driver(&myri10ge_driver); | 3846 | return pci_register_driver(&myri10ge_driver); |
3647 | } | 3847 | } |
3648 | 3848 | ||