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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:55:01 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:55:01 -0800 |
commit | d7fc02c7bae7b1cf69269992cf880a43a350cdaa (patch) | |
tree | a43d56fa72913a1cc98a0bbebe054d08581b3a7c /drivers/net/sfc/siena.c | |
parent | ee1262dbc65ce0b6234a915d8432171e8d77f518 (diff) | |
parent | 28b4d5cc17c20786848cdc07b7ea237a309776bb (diff) | |
download | op-kernel-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.zip op-kernel-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1815 commits)
mac80211: fix reorder buffer release
iwmc3200wifi: Enable wimax core through module parameter
iwmc3200wifi: Add wifi-wimax coexistence mode as a module parameter
iwmc3200wifi: Coex table command does not expect a response
iwmc3200wifi: Update wiwi priority table
iwlwifi: driver version track kernel version
iwlwifi: indicate uCode type when fail dump error/event log
iwl3945: remove duplicated event logging code
b43: fix two warnings
ipw2100: fix rebooting hang with driver loaded
cfg80211: indent regulatory messages with spaces
iwmc3200wifi: fix NULL pointer dereference in pmkid update
mac80211: Fix TX status reporting for injected data frames
ath9k: enable 2GHz band only if the device supports it
airo: Fix integer overflow warning
rt2x00: Fix padding bug on L2PAD devices.
WE: Fix set events not propagated
b43legacy: avoid PPC fault during resume
b43: avoid PPC fault during resume
tcp: fix a timewait refcnt race
...
Fix up conflicts due to sysctl cleanups (dead sysctl_check code and
CTL_UNNUMBERED removed) in
kernel/sysctl_check.c
net/ipv4/sysctl_net_ipv4.c
net/ipv6/addrconf.c
net/sctp/sysctl.c
Diffstat (limited to 'drivers/net/sfc/siena.c')
-rw-r--r-- | drivers/net/sfc/siena.c | 604 |
1 files changed, 604 insertions, 0 deletions
diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c new file mode 100644 index 0000000..de07a4f --- /dev/null +++ b/drivers/net/sfc/siena.c @@ -0,0 +1,604 @@ +/**************************************************************************** + * Driver for Solarflare Solarstorm network controllers and boards + * Copyright 2005-2006 Fen Systems Ltd. + * Copyright 2006-2009 Solarflare Communications Inc. + * + * 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, incorporated herein by reference. + */ + +#include <linux/bitops.h> +#include <linux/delay.h> +#include <linux/pci.h> +#include <linux/module.h> +#include "net_driver.h" +#include "bitfield.h" +#include "efx.h" +#include "nic.h" +#include "mac.h" +#include "spi.h" +#include "regs.h" +#include "io.h" +#include "phy.h" +#include "workarounds.h" +#include "mcdi.h" +#include "mcdi_pcol.h" + +/* Hardware control for SFC9000 family including SFL9021 (aka Siena). */ + +static void siena_init_wol(struct efx_nic *efx); + + +static void siena_push_irq_moderation(struct efx_channel *channel) +{ + efx_dword_t timer_cmd; + + if (channel->irq_moderation) + EFX_POPULATE_DWORD_2(timer_cmd, + FRF_CZ_TC_TIMER_MODE, + FFE_CZ_TIMER_MODE_INT_HLDOFF, + FRF_CZ_TC_TIMER_VAL, + channel->irq_moderation - 1); + else + EFX_POPULATE_DWORD_2(timer_cmd, + FRF_CZ_TC_TIMER_MODE, + FFE_CZ_TIMER_MODE_DIS, + FRF_CZ_TC_TIMER_VAL, 0); + efx_writed_page_locked(channel->efx, &timer_cmd, FR_BZ_TIMER_COMMAND_P0, + channel->channel); +} + +static void siena_push_multicast_hash(struct efx_nic *efx) +{ + WARN_ON(!mutex_is_locked(&efx->mac_lock)); + + efx_mcdi_rpc(efx, MC_CMD_SET_MCAST_HASH, + efx->multicast_hash.byte, sizeof(efx->multicast_hash), + NULL, 0, NULL); +} + +static int siena_mdio_write(struct net_device *net_dev, + int prtad, int devad, u16 addr, u16 value) +{ + struct efx_nic *efx = netdev_priv(net_dev); + uint32_t status; + int rc; + + rc = efx_mcdi_mdio_write(efx, efx->mdio_bus, prtad, devad, + addr, value, &status); + if (rc) + return rc; + if (status != MC_CMD_MDIO_STATUS_GOOD) + return -EIO; + + return 0; +} + +static int siena_mdio_read(struct net_device *net_dev, + int prtad, int devad, u16 addr) +{ + struct efx_nic *efx = netdev_priv(net_dev); + uint16_t value; + uint32_t status; + int rc; + + rc = efx_mcdi_mdio_read(efx, efx->mdio_bus, prtad, devad, + addr, &value, &status); + if (rc) + return rc; + if (status != MC_CMD_MDIO_STATUS_GOOD) + return -EIO; + + return (int)value; +} + +/* This call is responsible for hooking in the MAC and PHY operations */ +static int siena_probe_port(struct efx_nic *efx) +{ + int rc; + + /* Hook in PHY operations table */ + efx->phy_op = &efx_mcdi_phy_ops; + + /* Set up MDIO structure for PHY */ + efx->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; + efx->mdio.mdio_read = siena_mdio_read; + efx->mdio.mdio_write = siena_mdio_write; + + /* Fill out MDIO structure and loopback modes */ + rc = efx->phy_op->probe(efx); + if (rc != 0) + return rc; + + /* Initial assumption */ + efx->link_state.speed = 10000; + efx->link_state.fd = true; + efx->wanted_fc = EFX_FC_RX | EFX_FC_TX; + + /* Allocate buffer for stats */ + rc = efx_nic_alloc_buffer(efx, &efx->stats_buffer, + MC_CMD_MAC_NSTATS * sizeof(u64)); + if (rc) + return rc; + EFX_LOG(efx, "stats buffer at %llx (virt %p phys %llx)\n", + (u64)efx->stats_buffer.dma_addr, + efx->stats_buffer.addr, + (u64)virt_to_phys(efx->stats_buffer.addr)); + + efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, 0, 0, 1); + + return 0; +} + +void siena_remove_port(struct efx_nic *efx) +{ + efx_nic_free_buffer(efx, &efx->stats_buffer); +} + +static const struct efx_nic_register_test siena_register_tests[] = { + { FR_AZ_ADR_REGION, + EFX_OWORD32(0x0001FFFF, 0x0001FFFF, 0x0001FFFF, 0x0001FFFF) }, + { FR_CZ_USR_EV_CFG, + EFX_OWORD32(0x000103FF, 0x00000000, 0x00000000, 0x00000000) }, + { FR_AZ_RX_CFG, + EFX_OWORD32(0xFFFFFFFE, 0xFFFFFFFF, 0x0003FFFF, 0x00000000) }, + { FR_AZ_TX_CFG, + EFX_OWORD32(0x7FFF0037, 0xFFFF8000, 0xFFFFFFFF, 0x03FFFFFF) }, + { FR_AZ_TX_RESERVED, + EFX_OWORD32(0xFFFEFE80, 0x1FFFFFFF, 0x020000FE, 0x007FFFFF) }, + { FR_AZ_SRM_TX_DC_CFG, + EFX_OWORD32(0x001FFFFF, 0x00000000, 0x00000000, 0x00000000) }, + { FR_AZ_RX_DC_CFG, + EFX_OWORD32(0x00000003, 0x00000000, 0x00000000, 0x00000000) }, + { FR_AZ_RX_DC_PF_WM, + EFX_OWORD32(0x000003FF, 0x00000000, 0x00000000, 0x00000000) }, + { FR_BZ_DP_CTRL, + EFX_OWORD32(0x00000FFF, 0x00000000, 0x00000000, 0x00000000) }, + { FR_BZ_RX_RSS_TKEY, + EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) }, + { FR_CZ_RX_RSS_IPV6_REG1, + EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) }, + { FR_CZ_RX_RSS_IPV6_REG2, + EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) }, + { FR_CZ_RX_RSS_IPV6_REG3, + EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0x00000007, 0x00000000) }, +}; + +static int siena_test_registers(struct efx_nic *efx) +{ + return efx_nic_test_registers(efx, siena_register_tests, + ARRAY_SIZE(siena_register_tests)); +} + +/************************************************************************** + * + * Device reset + * + ************************************************************************** + */ + +static int siena_reset_hw(struct efx_nic *efx, enum reset_type method) +{ + + if (method == RESET_TYPE_WORLD) + return efx_mcdi_reset_mc(efx); + else + return efx_mcdi_reset_port(efx); +} + +static int siena_probe_nvconfig(struct efx_nic *efx) +{ + int rc; + + rc = efx_mcdi_get_board_cfg(efx, efx->mac_address, NULL); + if (rc) + return rc; + + return 0; +} + +static int siena_probe_nic(struct efx_nic *efx) +{ + struct siena_nic_data *nic_data; + bool already_attached = 0; + int rc; + + /* Allocate storage for hardware specific data */ + nic_data = kzalloc(sizeof(struct siena_nic_data), GFP_KERNEL); + if (!nic_data) + return -ENOMEM; + efx->nic_data = nic_data; + + if (efx_nic_fpga_ver(efx) != 0) { + EFX_ERR(efx, "Siena FPGA not supported\n"); + rc = -ENODEV; + goto fail1; + } + + efx_mcdi_init(efx); + + /* Recover from a failed assertion before probing */ + rc = efx_mcdi_handle_assertion(efx); + if (rc) + goto fail1; + + rc = efx_mcdi_fwver(efx, &nic_data->fw_version, &nic_data->fw_build); + if (rc) { + EFX_ERR(efx, "Failed to read MCPU firmware version - " + "rc %d\n", rc); + goto fail1; /* MCPU absent? */ + } + + /* Let the BMC know that the driver is now in charge of link and + * filter settings. We must do this before we reset the NIC */ + rc = efx_mcdi_drv_attach(efx, true, &already_attached); + if (rc) { + EFX_ERR(efx, "Unable to register driver with MCPU\n"); + goto fail2; + } + if (already_attached) + /* Not a fatal error */ + EFX_ERR(efx, "Host already registered with MCPU\n"); + + /* Now we can reset the NIC */ + rc = siena_reset_hw(efx, RESET_TYPE_ALL); + if (rc) { + EFX_ERR(efx, "failed to reset NIC\n"); + goto fail3; + } + + siena_init_wol(efx); + + /* Allocate memory for INT_KER */ + rc = efx_nic_alloc_buffer(efx, &efx->irq_status, sizeof(efx_oword_t)); + if (rc) + goto fail4; + BUG_ON(efx->irq_status.dma_addr & 0x0f); + + EFX_LOG(efx, "INT_KER at %llx (virt %p phys %llx)\n", + (unsigned long long)efx->irq_status.dma_addr, + efx->irq_status.addr, + (unsigned long long)virt_to_phys(efx->irq_status.addr)); + + /* Read in the non-volatile configuration */ + rc = siena_probe_nvconfig(efx); + if (rc == -EINVAL) { + EFX_ERR(efx, "NVRAM is invalid therefore using defaults\n"); + efx->phy_type = PHY_TYPE_NONE; + efx->mdio.prtad = MDIO_PRTAD_NONE; + } else if (rc) { + goto fail5; + } + + return 0; + +fail5: + efx_nic_free_buffer(efx, &efx->irq_status); +fail4: +fail3: + efx_mcdi_drv_attach(efx, false, NULL); +fail2: +fail1: + kfree(efx->nic_data); + return rc; +} + +/* This call performs hardware-specific global initialisation, such as + * defining the descriptor cache sizes and number of RSS channels. + * It does not set up any buffers, descriptor rings or event queues. + */ +static int siena_init_nic(struct efx_nic *efx) +{ + efx_oword_t temp; + int rc; + + /* Recover from a failed assertion post-reset */ + rc = efx_mcdi_handle_assertion(efx); + if (rc) + return rc; + + /* Squash TX of packets of 16 bytes or less */ + efx_reado(efx, &temp, FR_AZ_TX_RESERVED); + EFX_SET_OWORD_FIELD(temp, FRF_BZ_TX_FLUSH_MIN_LEN_EN, 1); + efx_writeo(efx, &temp, FR_AZ_TX_RESERVED); + + /* Do not enable TX_NO_EOP_DISC_EN, since it limits packets to 16 + * descriptors (which is bad). + */ + efx_reado(efx, &temp, FR_AZ_TX_CFG); + EFX_SET_OWORD_FIELD(temp, FRF_AZ_TX_NO_EOP_DISC_EN, 0); + EFX_SET_OWORD_FIELD(temp, FRF_CZ_TX_FILTER_EN_BIT, 1); + efx_writeo(efx, &temp, FR_AZ_TX_CFG); + + efx_reado(efx, &temp, FR_AZ_RX_CFG); + EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_DESC_PUSH_EN, 0); + EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_INGR_EN, 1); + efx_writeo(efx, &temp, FR_AZ_RX_CFG); + + if (efx_nic_rx_xoff_thresh >= 0 || efx_nic_rx_xon_thresh >= 0) + /* No MCDI operation has been defined to set thresholds */ + EFX_ERR(efx, "ignoring RX flow control thresholds\n"); + + /* Enable event logging */ + rc = efx_mcdi_log_ctrl(efx, true, false, 0); + if (rc) + return rc; + + /* Set destination of both TX and RX Flush events */ + EFX_POPULATE_OWORD_1(temp, FRF_BZ_FLS_EVQ_ID, 0); + efx_writeo(efx, &temp, FR_BZ_DP_CTRL); + + EFX_POPULATE_OWORD_1(temp, FRF_CZ_USREV_DIS, 1); + efx_writeo(efx, &temp, FR_CZ_USR_EV_CFG); + + efx_nic_init_common(efx); + return 0; +} + +static void siena_remove_nic(struct efx_nic *efx) +{ + efx_nic_free_buffer(efx, &efx->irq_status); + + siena_reset_hw(efx, RESET_TYPE_ALL); + + /* Relinquish the device back to the BMC */ + if (efx_nic_has_mc(efx)) + efx_mcdi_drv_attach(efx, false, NULL); + + /* Tear down the private nic state */ + kfree(efx->nic_data); + efx->nic_data = NULL; +} + +#define STATS_GENERATION_INVALID ((u64)(-1)) + +static int siena_try_update_nic_stats(struct efx_nic *efx) +{ + u64 *dma_stats; + struct efx_mac_stats *mac_stats; + u64 generation_start; + u64 generation_end; + + mac_stats = &efx->mac_stats; + dma_stats = (u64 *)efx->stats_buffer.addr; + + generation_end = dma_stats[MC_CMD_MAC_GENERATION_END]; + if (generation_end == STATS_GENERATION_INVALID) + return 0; + rmb(); + +#define MAC_STAT(M, D) \ + mac_stats->M = dma_stats[MC_CMD_MAC_ ## D] + + MAC_STAT(tx_bytes, TX_BYTES); + MAC_STAT(tx_bad_bytes, TX_BAD_BYTES); + mac_stats->tx_good_bytes = (mac_stats->tx_bytes - + mac_stats->tx_bad_bytes); + MAC_STAT(tx_packets, TX_PKTS); + MAC_STAT(tx_bad, TX_BAD_FCS_PKTS); + MAC_STAT(tx_pause, TX_PAUSE_PKTS); + MAC_STAT(tx_control, TX_CONTROL_PKTS); + MAC_STAT(tx_unicast, TX_UNICAST_PKTS); + MAC_STAT(tx_multicast, TX_MULTICAST_PKTS); + MAC_STAT(tx_broadcast, TX_BROADCAST_PKTS); + MAC_STAT(tx_lt64, TX_LT64_PKTS); + MAC_STAT(tx_64, TX_64_PKTS); + MAC_STAT(tx_65_to_127, TX_65_TO_127_PKTS); + MAC_STAT(tx_128_to_255, TX_128_TO_255_PKTS); + MAC_STAT(tx_256_to_511, TX_256_TO_511_PKTS); + MAC_STAT(tx_512_to_1023, TX_512_TO_1023_PKTS); + MAC_STAT(tx_1024_to_15xx, TX_1024_TO_15XX_PKTS); + MAC_STAT(tx_15xx_to_jumbo, TX_15XX_TO_JUMBO_PKTS); + MAC_STAT(tx_gtjumbo, TX_GTJUMBO_PKTS); + mac_stats->tx_collision = 0; + MAC_STAT(tx_single_collision, TX_SINGLE_COLLISION_PKTS); + MAC_STAT(tx_multiple_collision, TX_MULTIPLE_COLLISION_PKTS); + MAC_STAT(tx_excessive_collision, TX_EXCESSIVE_COLLISION_PKTS); + MAC_STAT(tx_deferred, TX_DEFERRED_PKTS); + MAC_STAT(tx_late_collision, TX_LATE_COLLISION_PKTS); + mac_stats->tx_collision = (mac_stats->tx_single_collision + + mac_stats->tx_multiple_collision + + mac_stats->tx_excessive_collision + + mac_stats->tx_late_collision); + MAC_STAT(tx_excessive_deferred, TX_EXCESSIVE_DEFERRED_PKTS); + MAC_STAT(tx_non_tcpudp, TX_NON_TCPUDP_PKTS); + MAC_STAT(tx_mac_src_error, TX_MAC_SRC_ERR_PKTS); + MAC_STAT(tx_ip_src_error, TX_IP_SRC_ERR_PKTS); + MAC_STAT(rx_bytes, RX_BYTES); + MAC_STAT(rx_bad_bytes, RX_BAD_BYTES); + mac_stats->rx_good_bytes = (mac_stats->rx_bytes - + mac_stats->rx_bad_bytes); + MAC_STAT(rx_packets, RX_PKTS); + MAC_STAT(rx_good, RX_GOOD_PKTS); + mac_stats->rx_bad = mac_stats->rx_packets - mac_stats->rx_good; + MAC_STAT(rx_pause, RX_PAUSE_PKTS); + MAC_STAT(rx_control, RX_CONTROL_PKTS); + MAC_STAT(rx_unicast, RX_UNICAST_PKTS); + MAC_STAT(rx_multicast, RX_MULTICAST_PKTS); + MAC_STAT(rx_broadcast, RX_BROADCAST_PKTS); + MAC_STAT(rx_lt64, RX_UNDERSIZE_PKTS); + MAC_STAT(rx_64, RX_64_PKTS); + MAC_STAT(rx_65_to_127, RX_65_TO_127_PKTS); + MAC_STAT(rx_128_to_255, RX_128_TO_255_PKTS); + MAC_STAT(rx_256_to_511, RX_256_TO_511_PKTS); + MAC_STAT(rx_512_to_1023, RX_512_TO_1023_PKTS); + MAC_STAT(rx_1024_to_15xx, RX_1024_TO_15XX_PKTS); + MAC_STAT(rx_15xx_to_jumbo, RX_15XX_TO_JUMBO_PKTS); + MAC_STAT(rx_gtjumbo, RX_GTJUMBO_PKTS); + mac_stats->rx_bad_lt64 = 0; + mac_stats->rx_bad_64_to_15xx = 0; + mac_stats->rx_bad_15xx_to_jumbo = 0; + MAC_STAT(rx_bad_gtjumbo, RX_JABBER_PKTS); + MAC_STAT(rx_overflow, RX_OVERFLOW_PKTS); + mac_stats->rx_missed = 0; + MAC_STAT(rx_false_carrier, RX_FALSE_CARRIER_PKTS); + MAC_STAT(rx_symbol_error, RX_SYMBOL_ERROR_PKTS); + MAC_STAT(rx_align_error, RX_ALIGN_ERROR_PKTS); + MAC_STAT(rx_length_error, RX_LENGTH_ERROR_PKTS); + MAC_STAT(rx_internal_error, RX_INTERNAL_ERROR_PKTS); + mac_stats->rx_good_lt64 = 0; + + efx->n_rx_nodesc_drop_cnt = dma_stats[MC_CMD_MAC_RX_NODESC_DROPS]; + +#undef MAC_STAT + + rmb(); + generation_start = dma_stats[MC_CMD_MAC_GENERATION_START]; + if (generation_end != generation_start) + return -EAGAIN; + + return 0; +} + +static void siena_update_nic_stats(struct efx_nic *efx) +{ + while (siena_try_update_nic_stats(efx) == -EAGAIN) + cpu_relax(); +} + +static void siena_start_nic_stats(struct efx_nic *efx) +{ + u64 *dma_stats = (u64 *)efx->stats_buffer.addr; + + dma_stats[MC_CMD_MAC_GENERATION_END] = STATS_GENERATION_INVALID; + + efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, + MC_CMD_MAC_NSTATS * sizeof(u64), 1, 0); +} + +static void siena_stop_nic_stats(struct efx_nic *efx) +{ + efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, 0, 0, 0); +} + +void siena_print_fwver(struct efx_nic *efx, char *buf, size_t len) +{ + struct siena_nic_data *nic_data = efx->nic_data; + snprintf(buf, len, "%u.%u.%u.%u", + (unsigned int)(nic_data->fw_version >> 48), + (unsigned int)(nic_data->fw_version >> 32 & 0xffff), + (unsigned int)(nic_data->fw_version >> 16 & 0xffff), + (unsigned int)(nic_data->fw_version & 0xffff)); +} + +/************************************************************************** + * + * Wake on LAN + * + ************************************************************************** + */ + +static void siena_get_wol(struct efx_nic *efx, struct ethtool_wolinfo *wol) +{ + struct siena_nic_data *nic_data = efx->nic_data; + + wol->supported = WAKE_MAGIC; + if (nic_data->wol_filter_id != -1) + wol->wolopts = WAKE_MAGIC; + else + wol->wolopts = 0; + memset(&wol->sopass, 0, sizeof(wol->sopass)); +} + + +static int siena_set_wol(struct efx_nic *efx, u32 type) +{ + struct siena_nic_data *nic_data = efx->nic_data; + int rc; + + if (type & ~WAKE_MAGIC) + return -EINVAL; + + if (type & WAKE_MAGIC) { + if (nic_data->wol_filter_id != -1) + efx_mcdi_wol_filter_remove(efx, + nic_data->wol_filter_id); + rc = efx_mcdi_wol_filter_set_magic(efx, efx->mac_address, + &nic_data->wol_filter_id); + if (rc) + goto fail; + + pci_wake_from_d3(efx->pci_dev, true); + } else { + rc = efx_mcdi_wol_filter_reset(efx); + nic_data->wol_filter_id = -1; + pci_wake_from_d3(efx->pci_dev, false); + if (rc) + goto fail; + } + + return 0; + fail: + EFX_ERR(efx, "%s failed: type=%d rc=%d\n", __func__, type, rc); + return rc; +} + + +static void siena_init_wol(struct efx_nic *efx) +{ + struct siena_nic_data *nic_data = efx->nic_data; + int rc; + + rc = efx_mcdi_wol_filter_get_magic(efx, &nic_data->wol_filter_id); + + if (rc != 0) { + /* If it failed, attempt to get into a synchronised + * state with MC by resetting any set WoL filters */ + efx_mcdi_wol_filter_reset(efx); + nic_data->wol_filter_id = -1; + } else if (nic_data->wol_filter_id != -1) { + pci_wake_from_d3(efx->pci_dev, true); + } +} + + +/************************************************************************** + * + * Revision-dependent attributes used by efx.c and nic.c + * + ************************************************************************** + */ + +struct efx_nic_type siena_a0_nic_type = { + .probe = siena_probe_nic, + .remove = siena_remove_nic, + .init = siena_init_nic, + .fini = efx_port_dummy_op_void, + .monitor = NULL, + .reset = siena_reset_hw, + .probe_port = siena_probe_port, + .remove_port = siena_remove_port, + .prepare_flush = efx_port_dummy_op_void, + .update_stats = siena_update_nic_stats, + .start_stats = siena_start_nic_stats, + .stop_stats = siena_stop_nic_stats, + .set_id_led = efx_mcdi_set_id_led, + .push_irq_moderation = siena_push_irq_moderation, + .push_multicast_hash = siena_push_multicast_hash, + .reconfigure_port = efx_mcdi_phy_reconfigure, + .get_wol = siena_get_wol, + .set_wol = siena_set_wol, + .resume_wol = siena_init_wol, + .test_registers = siena_test_registers, + .default_mac_ops = &efx_mcdi_mac_operations, + + .revision = EFX_REV_SIENA_A0, + .mem_map_size = (FR_CZ_MC_TREG_SMEM + + FR_CZ_MC_TREG_SMEM_STEP * FR_CZ_MC_TREG_SMEM_ROWS), + .txd_ptr_tbl_base = FR_BZ_TX_DESC_PTR_TBL, + .rxd_ptr_tbl_base = FR_BZ_RX_DESC_PTR_TBL, + .buf_tbl_base = FR_BZ_BUF_FULL_TBL, + .evq_ptr_tbl_base = FR_BZ_EVQ_PTR_TBL, + .evq_rptr_tbl_base = FR_BZ_EVQ_RPTR, + .max_dma_mask = DMA_BIT_MASK(FSF_AZ_TX_KER_BUF_ADDR_WIDTH), + .rx_buffer_padding = 0, + .max_interrupt_mode = EFX_INT_MODE_MSIX, + .phys_addr_channels = 32, /* Hardware limit is 64, but the legacy + * interrupt handler only supports 32 + * channels */ + .tx_dc_base = 0x88000, + .rx_dc_base = 0x68000, + .offload_features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM, + .reset_world_flags = ETH_RESET_MGMT << ETH_RESET_SHARED_SHIFT, +}; 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