[PATCH net-next v2 11/13] bnxt_en: Add async. event logic for PHY configuration changes.
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STALE2512d
From: Michael Chan <michael.chan@broadcom.com>
Date: 2019-11-24 03:31:38
Subsystem:
broadcom bnxt_en 50 gigabit ethernet driver, networking drivers, the rest · Maintainers:
Michael Chan, Pavan Chebbi, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Revision v2 of 3 in this series.
Revisions (3)
- v1 [diff vs current]
- v1 [diff vs current]
- v2 current
If the link settings have been changed by another function sharing the port, firmware will send us an async. message. In response, we will call the new bnxt_init_ethtool_link_settings() function to update the current settings. Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 10 ++++++++++ drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 + 2 files changed, 11 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 1b86ba8..4b0303a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c@@ -250,10 +250,12 @@ static const u16 bnxt_vf_req_snif[] = { static const u16 bnxt_async_events_arr[] = { ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE, + ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CHANGE, ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD, ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED, ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE, ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CFG_CHANGE, + ASYNC_EVENT_CMPL_EVENT_ID_PORT_PHY_CFG_CHANGE, ASYNC_EVENT_CMPL_EVENT_ID_RESET_NOTIFY, ASYNC_EVENT_CMPL_EVENT_ID_ERROR_RECOVERY, };
@@ -1968,6 +1970,10 @@ static int bnxt_async_event_process(struct bnxt *bp, set_bit(BNXT_LINK_SPEED_CHNG_SP_EVENT, &bp->sp_event); } /* fall through */ + case ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CHANGE: + case ASYNC_EVENT_CMPL_EVENT_ID_PORT_PHY_CFG_CHANGE: + set_bit(BNXT_LINK_CFG_CHANGE_SP_EVENT, &bp->sp_event); + /* fall through */ case ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE: set_bit(BNXT_LINK_CHNG_SP_EVENT, &bp->sp_event); break;
@@ -10324,6 +10330,10 @@ static void bnxt_sp_task(struct work_struct *work) &bp->sp_event)) bnxt_hwrm_phy_qcaps(bp); + if (test_and_clear_bit(BNXT_LINK_CFG_CHANGE_SP_EVENT, + &bp->sp_event)) + bnxt_init_ethtool_link_settings(bp); + rc = bnxt_update_link(bp, true); mutex_unlock(&bp->link_lock); if (rc)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 94c8a92..cab1703 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h@@ -1763,6 +1763,7 @@ struct bnxt { #define BNXT_RING_COAL_NOW_SP_EVENT 17 #define BNXT_FW_RESET_NOTIFY_SP_EVENT 18 #define BNXT_FW_EXCEPTION_SP_EVENT 19 +#define BNXT_LINK_CFG_CHANGE_SP_EVENT 21 struct delayed_work fw_reset_task; int fw_reset_state;
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2.5.1