[PATCH 5.5 020/367] bnxt_en: Refactor logic to re-enable SRIOV after firmware reset detected.

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From: Michael Chan <michael.chan@xxxxxxxxxxxx>

[ Upstream commit c16d4ee0e397163fe7ceac281eaa952e63fadec7 ]

Put the current logic in bnxt_open() to re-enable SRIOV after detecting
firmware reset into a new function bnxt_reenable_sriov().  This call
needs to be invoked in the firmware reset path also in the next patch.

Signed-off-by: Michael Chan <michael.chan@xxxxxxxxxxxx>
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |   19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -9240,6 +9240,17 @@ void bnxt_half_close_nic(struct bnxt *bp
 	bnxt_free_mem(bp, false);
 }
 
+static void bnxt_reenable_sriov(struct bnxt *bp)
+{
+	if (BNXT_PF(bp)) {
+		struct bnxt_pf_info *pf = &bp->pf;
+		int n = pf->active_vfs;
+
+		if (n)
+			bnxt_cfg_hw_sriov(bp, &n, true);
+	}
+}
+
 static int bnxt_open(struct net_device *dev)
 {
 	struct bnxt *bp = netdev_priv(dev);
@@ -9258,13 +9269,7 @@ static int bnxt_open(struct net_device *
 		bnxt_hwrm_if_change(bp, false);
 	} else {
 		if (test_and_clear_bit(BNXT_STATE_FW_RESET_DET, &bp->state)) {
-			if (BNXT_PF(bp)) {
-				struct bnxt_pf_info *pf = &bp->pf;
-				int n = pf->active_vfs;
-
-				if (n)
-					bnxt_cfg_hw_sriov(bp, &n, true);
-			}
+			bnxt_reenable_sriov(bp);
 			if (!test_bit(BNXT_STATE_IN_FW_RESET, &bp->state))
 				bnxt_ulp_start(bp, 0);
 		}





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