octeontx2-af: Fix mbox INTR handler when num VFs > 64

[ Upstream commit 0fdba88a211508984eb5df62008c29688692b134 ]

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@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250327091441.1284-1-gakula@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
index 5241737222236a2640e66657d54cd4f119a5bea4..67e6d755b30ecf35591f76ffd3f2a2821b6af396 100644 (file)
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
@@ -2563,7 +2563,7 @@ 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));