diff options
| author | Shannon Nelson <snelson@pensando.io> | 2020-11-12 10:22:03 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-14 13:22:58 -0800 |
| commit | e7e8e087acde0890eb7829c03c5bdcf24c469bed (patch) | |
| tree | d26714873d42901bcb26f6f494feec9041241634 /drivers/net/ethernet/pensando | |
| parent | f6e428b27ee3a33692bb263685655adf61d0c9c0 (diff) | |
ionic: add lif quiesce
After the queues are stopped, expressly quiesce the lif.
This assures that even if the queues were in an odd state,
the firmware will close up everything cleanly.
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/pensando')
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_lif.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index 519d544821af..e5ed8231317a 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -1625,6 +1625,24 @@ static void ionic_lif_rss_deinit(struct ionic_lif *lif) ionic_lif_rss_config(lif, 0x0, NULL, NULL); } +static void ionic_lif_quiesce(struct ionic_lif *lif) +{ + struct ionic_admin_ctx ctx = { + .work = COMPLETION_INITIALIZER_ONSTACK(ctx.work), + .cmd.lif_setattr = { + .opcode = IONIC_CMD_LIF_SETATTR, + .index = cpu_to_le16(lif->index), + .attr = IONIC_LIF_ATTR_STATE, + .state = IONIC_LIF_QUIESCE, + }, + }; + int err; + + err = ionic_adminq_post_wait(lif, &ctx); + if (err) + netdev_err(lif->netdev, "lif quiesce failed %d\n", err); +} + static void ionic_txrx_disable(struct ionic_lif *lif) { unsigned int i; @@ -1639,6 +1657,8 @@ static void ionic_txrx_disable(struct ionic_lif *lif) for (i = 0; i < lif->nxqs; i++) err = ionic_qcq_disable(lif->rxqcqs[i], (err != -ETIMEDOUT)); } + + ionic_lif_quiesce(lif); } static void ionic_txrx_deinit(struct ionic_lif *lif) |