From ba5cb47b56e5d89f0a5eb5163ffbfda1e3e7cef0 Mon Sep 17 00:00:00 2001 From: Subbaraya Sundeep Date: Wed, 21 May 2025 16:00:43 +0530 Subject: [PATCH] octeontx2-af: Send Link events one by one Send link events one after another otherwise new message is overwriting the message which is being processed by PF. Fixes: a88e0f936ba9 ("octeontx2: Detect the mbox up or down message via register") Signed-off-by: Subbaraya Sundeep Reviewed-by: Michal Swiatkowski Reviewed-by: Simon Horman Link: https://patch.msgid.link/1747823443-404-1-git-send-email-sbhatta@marvell.com Signed-off-by: Paolo Abeni --- drivers/net/ethernet/marvell/octeontx2/af/mcs_rvu_if.c | 2 ++ drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c | 2 ++ drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c | 2 ++ 3 files changed, 6 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mcs_rvu_if.c b/drivers/net/ethernet/marvell/octeontx2/af/mcs_rvu_if.c index 655dd4726d36e..0277d226293e9 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/mcs_rvu_if.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/mcs_rvu_if.c @@ -143,6 +143,8 @@ static int mcs_notify_pfvf(struct mcs_intr_event *event, struct rvu *rvu) otx2_mbox_msg_send_up(&rvu->afpf_wq_info.mbox_up, pf); + otx2_mbox_wait_for_rsp(&rvu->afpf_wq_info.mbox_up, pf); + mutex_unlock(&rvu->mbox_lock); return 0; diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c index 992fa0b82e8d2..ebb56eb0d18cf 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c @@ -272,6 +272,8 @@ static void cgx_notify_pfs(struct cgx_link_event *event, struct rvu *rvu) otx2_mbox_msg_send_up(&rvu->afpf_wq_info.mbox_up, pfid); + otx2_mbox_wait_for_rsp(&rvu->afpf_wq_info.mbox_up, pfid); + mutex_unlock(&rvu->mbox_lock); } while (pfmap); } diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c index 052ae5923e3a8..32953cca108c8 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c @@ -60,6 +60,8 @@ static int rvu_rep_up_notify(struct rvu *rvu, struct rep_event *event) otx2_mbox_msg_send_up(&rvu->afpf_wq_info.mbox_up, pf); + otx2_mbox_wait_for_rsp(&rvu->afpf_wq_info.mbox_up, pf); + mutex_unlock(&rvu->mbox_lock); return 0; } -- 2.39.5