diff options
Diffstat (limited to 'drivers/net/sfc')
| -rw-r--r-- | drivers/net/sfc/efx.c | 4 | ||||
| -rw-r--r-- | drivers/net/sfc/falcon.c | 4 | ||||
| -rw-r--r-- | drivers/net/sfc/falcon_boards.c | 13 | ||||
| -rw-r--r-- | drivers/net/sfc/nic.h | 2 | ||||
| -rw-r--r-- | drivers/net/sfc/siena.c | 13 |
5 files changed, 20 insertions, 16 deletions
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index bc75ef683c9..15646052723 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -1870,6 +1870,7 @@ out: } if (disabled) { + dev_close(efx->net_dev); EFX_ERR(efx, "has been disabled\n"); efx->state = STATE_DISABLED; } else { @@ -1893,8 +1894,7 @@ static void efx_reset_work(struct work_struct *data) } rtnl_lock(); - if (efx_reset(efx, efx->reset_pending)) - dev_close(efx->net_dev); + (void)efx_reset(efx, efx->reset_pending); rtnl_unlock(); } diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index f7df24dce38..655b697b45b 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -1326,7 +1326,9 @@ static int falcon_probe_nvconfig(struct efx_nic *efx) EFX_LOG(efx, "PHY is %d phy_id %d\n", efx->phy_type, efx->mdio.prtad); - falcon_probe_board(efx, board_rev); + rc = falcon_probe_board(efx, board_rev); + if (rc) + goto fail2; kfree(nvconfig); return 0; diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c index 5712fddd72f..c7a933a3292 100644 --- a/drivers/net/sfc/falcon_boards.c +++ b/drivers/net/sfc/falcon_boards.c @@ -728,15 +728,7 @@ static const struct falcon_board_type board_types[] = { }, }; -static const struct falcon_board_type falcon_dummy_board = { - .init = efx_port_dummy_op_int, - .init_phy = efx_port_dummy_op_void, - .fini = efx_port_dummy_op_void, - .set_id_led = efx_port_dummy_op_set_id_led, - .monitor = efx_port_dummy_op_int, -}; - -void falcon_probe_board(struct efx_nic *efx, u16 revision_info) +int falcon_probe_board(struct efx_nic *efx, u16 revision_info) { struct falcon_board *board = falcon_board(efx); u8 type_id = FALCON_BOARD_TYPE(revision_info); @@ -754,8 +746,9 @@ void falcon_probe_board(struct efx_nic *efx, u16 revision_info) (efx->pci_dev->subsystem_vendor == EFX_VENDID_SFC) ? board->type->ref_model : board->type->gen_type, 'A' + board->major, board->minor); + return 0; } else { EFX_ERR(efx, "unknown board type %d\n", type_id); - board->type = &falcon_dummy_board; + return -ENODEV; } } diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h index 5825f37b51b..bbc2c0c2f84 100644 --- a/drivers/net/sfc/nic.h +++ b/drivers/net/sfc/nic.h @@ -158,7 +158,7 @@ extern struct efx_nic_type siena_a0_nic_type; ************************************************************************** */ -extern void falcon_probe_board(struct efx_nic *efx, u16 revision_info); +extern int falcon_probe_board(struct efx_nic *efx, u16 revision_info); /* TX data path */ extern int efx_nic_probe_tx(struct efx_tx_queue *tx_queue); diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c index 7bf93faff3a..727b4228e08 100644 --- a/drivers/net/sfc/siena.c +++ b/drivers/net/sfc/siena.c @@ -475,8 +475,17 @@ static int siena_try_update_nic_stats(struct efx_nic *efx) static void siena_update_nic_stats(struct efx_nic *efx) { - while (siena_try_update_nic_stats(efx) == -EAGAIN) - cpu_relax(); + int retry; + + /* If we're unlucky enough to read statistics wduring the DMA, wait + * up to 10ms for it to finish (typically takes <500us) */ + for (retry = 0; retry < 100; ++retry) { + if (siena_try_update_nic_stats(efx) == 0) + return; + udelay(100); + } + + /* Use the old values instead */ } static void siena_start_nic_stats(struct efx_nic *efx) |