[net PATCH] octeontx2-af: Fix mbox INTR handler when num VFs > 64

From: Geetha sowjanya
Date: Thu Mar 27 2025 - 05:15:13 EST


When number of RVU VFs > 64, the vfs value passed to "rvu_queue_work"
function is incorrect. Due to which mbox workqueue entries for
VFs 0 to 63 never gets added to workqueue.

Fixes: 9bdc47a6e328 ("octeontx2-af: Mbox communication support btw AF and it's VFs")
Signed-off-by: Geetha sowjanya <gakula@xxxxxxxxxxx>
---
drivers/net/ethernet/marvell/octeontx2/af/rvu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
index cd0d7b7774f1..6575c422635b 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
@@ -2634,7 +2634,7 @@ static irqreturn_t rvu_mbox_intr_handler(int irq, void *rvu_irq)
rvupf_write64(rvu, RVU_PF_VFPF_MBOX_INTX(1), intr);

rvu_queue_work(&rvu->afvf_wq_info, 64, vfs, intr);
- vfs -= 64;
+ vfs = 64;
}

intr = rvupf_read64(rvu, RVU_PF_VFPF_MBOX_INTX(0));
--
2.25.1