diff options
| -rw-r--r-- | drivers/net/sfc/falcon.c | 36 | ||||
| -rw-r--r-- | drivers/net/sfc/net_driver.h | 2 | ||||
| -rw-r--r-- | drivers/net/sfc/nic.c | 48 |
3 files changed, 43 insertions, 43 deletions
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index af62899bb981..fd5bf0b7e8a2 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -881,6 +881,40 @@ static void falcon_remove_port(struct efx_nic *efx) efx_nic_free_buffer(efx, &efx->stats_buffer); } +/* Global events are basically PHY events */ +static bool +falcon_handle_global_event(struct efx_channel *channel, efx_qword_t *event) +{ + struct efx_nic *efx = channel->efx; + + if (EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_G_PHY0_INTR) || + EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XG_PHY0_INTR) || + EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XFP_PHY0_INTR)) + /* Ignored */ + return true; + + if ((efx_nic_rev(efx) == EFX_REV_FALCON_B0) && + EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_XG_MGT_INTR)) { + efx->xmac_poll_required = true; + return true; + } + + if (efx_nic_rev(efx) <= EFX_REV_FALCON_A1 ? + EFX_QWORD_FIELD(*event, FSF_AA_GLB_EV_RX_RECOVERY) : + EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_RX_RECOVERY)) { + netif_err(efx, rx_err, efx->net_dev, + "channel %d seen global RX_RESET event. Resetting.\n", + channel->channel); + + atomic_inc(&efx->rx_reset); + efx_schedule_reset(efx, EFX_WORKAROUND_6555(efx) ? + RESET_TYPE_RX_RECOVERY : RESET_TYPE_DISABLE); + return true; + } + + return false; +} + /************************************************************************** * * Falcon test code @@ -1702,6 +1736,7 @@ struct efx_nic_type falcon_a1_nic_type = { .reset = falcon_reset_hw, .probe_port = falcon_probe_port, .remove_port = falcon_remove_port, + .handle_global_event = falcon_handle_global_event, .prepare_flush = falcon_prepare_flush, .update_stats = falcon_update_nic_stats, .start_stats = falcon_start_nic_stats, @@ -1742,6 +1777,7 @@ struct efx_nic_type falcon_b0_nic_type = { .reset = falcon_reset_hw, .probe_port = falcon_probe_port, .remove_port = falcon_remove_port, + .handle_global_event = falcon_handle_global_event, .prepare_flush = falcon_prepare_flush, .update_stats = falcon_update_nic_stats, .start_stats = falcon_start_nic_stats, diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h index 2ffc920d6ec0..f9d53a01bbc5 100644 --- a/drivers/net/sfc/net_driver.h +++ b/drivers/net/sfc/net_driver.h @@ -819,6 +819,7 @@ static inline unsigned int efx_port_num(struct efx_nic *efx) * be called while the controller is uninitialised. * @probe_port: Probe the MAC and PHY * @remove_port: Free resources allocated by probe_port() + * @handle_global_event: Handle a "global" event (may be %NULL) * @prepare_flush: Prepare the hardware for flushing the DMA queues * @update_stats: Update statistics not provided by event handling * @start_stats: Start the regular fetching of statistics @@ -863,6 +864,7 @@ struct efx_nic_type { int (*reset)(struct efx_nic *efx, enum reset_type method); int (*probe_port)(struct efx_nic *efx); void (*remove_port)(struct efx_nic *efx); + bool (*handle_global_event)(struct efx_channel *channel, efx_qword_t *); void (*prepare_flush)(struct efx_nic *efx); void (*update_stats)(struct efx_nic *efx); void (*start_stats)(struct efx_nic *efx); diff --git a/drivers/net/sfc/nic.c b/drivers/net/sfc/nic.c index 41c36b9a4244..9743cff15130 100644 --- a/drivers/net/sfc/nic.c +++ b/drivers/net/sfc/nic.c @@ -894,46 +894,6 @@ efx_handle_generated_event(struct efx_channel *channel, efx_qword_t *event) channel->channel, EFX_QWORD_VAL(*event)); } -/* Global events are basically PHY events */ -static void -efx_handle_global_event(struct efx_channel *channel, efx_qword_t *event) -{ - struct efx_nic *efx = channel->efx; - bool handled = false; - - if (EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_G_PHY0_INTR) || - EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XG_PHY0_INTR) || - EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XFP_PHY0_INTR)) { - /* Ignored */ - handled = true; - } - - if ((efx_nic_rev(efx) >= EFX_REV_FALCON_B0) && - EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_XG_MGT_INTR)) { - efx->xmac_poll_required = true; - handled = true; - } - - if (efx_nic_rev(efx) <= EFX_REV_FALCON_A1 ? - EFX_QWORD_FIELD(*event, FSF_AA_GLB_EV_RX_RECOVERY) : - EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_RX_RECOVERY)) { - netif_err(efx, rx_err, efx->net_dev, - "channel %d seen global RX_RESET event. Resetting.\n", - channel->channel); - - atomic_inc(&efx->rx_reset); - efx_schedule_reset(efx, EFX_WORKAROUND_6555(efx) ? - RESET_TYPE_RX_RECOVERY : RESET_TYPE_DISABLE); - handled = true; - } - - if (!handled) - netif_err(efx, hw, efx->net_dev, - "channel %d unknown global event " - EFX_QWORD_FMT "\n", channel->channel, - EFX_QWORD_VAL(*event)); -} - static void efx_handle_driver_event(struct efx_channel *channel, efx_qword_t *event) { @@ -1050,15 +1010,17 @@ int efx_nic_process_eventq(struct efx_channel *channel, int budget) case FSE_AZ_EV_CODE_DRV_GEN_EV: efx_handle_generated_event(channel, &event); break; - case FSE_AZ_EV_CODE_GLOBAL_EV: - efx_handle_global_event(channel, &event); - break; case FSE_AZ_EV_CODE_DRIVER_EV: efx_handle_driver_event(channel, &event); break; case FSE_CZ_EV_CODE_MCDI_EV: efx_mcdi_process_event(channel, &event); break; + case FSE_AZ_EV_CODE_GLOBAL_EV: + if (efx->type->handle_global_event && + efx->type->handle_global_event(channel, &event)) + break; + /* else fall through */ default: netif_err(channel->efx, hw, channel->efx->net_dev, "channel %d unknown event type %d (data " |