diff options
| author | Ben Hutchings <bhutchings@solarflare.com> | 2010-12-02 13:47:45 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-03 09:08:08 -0800 |
| commit | 40641ed93cd53561f7d53b5fd5ed656b35f3aabd (patch) | |
| tree | c7cffd1b3df358e825111d3aa21f396f70f03e22 /drivers/net/sfc/falcon.c | |
| parent | 4833f02a2972b7da4c8a15e1e329db0f984a75d9 (diff) | |
| download | blackbird-op-linux-40641ed93cd53561f7d53b5fd5ed656b35f3aabd.tar.gz blackbird-op-linux-40641ed93cd53561f7d53b5fd5ed656b35f3aabd.zip | |
sfc: Move Falcon global event handling to falcon.c
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sfc/falcon.c')
| -rw-r--r-- | drivers/net/sfc/falcon.c | 36 |
1 files changed, 36 insertions, 0 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, |
