[PATCH net-next 03/11] bnxt_en: Handle VF_CFG_CHANGE event from firmware.
From: Michael Chan <michael.chan@broadcom.com>
Date: 2016-06-13 06:25:55
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
When the VF driver gets this event, the VF configuration has changed (such as default VLAN). The VF driver will initiate a silent reset to pick up the new configuration. Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 9 +++++++++ drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 + 2 files changed, 10 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index e30c43b..51f9e38 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c@@ -125,6 +125,7 @@ static const u16 bnxt_async_events_arr[] = { HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE, HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD, HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED, + HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE, HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CFG_CHANGE, };
@@ -1358,6 +1359,11 @@ static int bnxt_async_event_process(struct bnxt *bp, set_bit(BNXT_HWRM_PORT_MODULE_SP_EVENT, &bp->sp_event); break; } + case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE: + if (BNXT_PF(bp)) + goto async_event_process_exit; + set_bit(BNXT_RESET_TASK_SILENT_SP_EVENT, &bp->sp_event); + break; default: netdev_err(bp->dev, "unhandled ASYNC event (id 0x%x)\n", event_id);
@@ -5738,6 +5744,9 @@ static void bnxt_sp_task(struct work_struct *work) if (test_and_clear_bit(BNXT_RESET_TASK_SP_EVENT, &bp->sp_event)) bnxt_reset(bp, false); + if (test_and_clear_bit(BNXT_RESET_TASK_SILENT_SP_EVENT, &bp->sp_event)) + bnxt_reset(bp, true); + if (test_and_clear_bit(BNXT_HWRM_PORT_MODULE_SP_EVENT, &bp->sp_event)) bnxt_get_port_module_status(bp);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 2824d65..538eb1c 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h@@ -1018,6 +1018,7 @@ struct bnxt { #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8 #define BNXT_PERIODIC_STATS_SP_EVENT 9 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10 +#define BNXT_RESET_TASK_SILENT_SP_EVENT 11 struct bnxt_pf_info pf; #ifdef CONFIG_BNXT_SRIOV
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1.8.3.1