[net PATCH 03/10] octeontx2-af: Handle return value in block reset.
From: Sunil Goutham <sgoutham@marvell.com>
Date: 2021-08-22 12:02:55
Subsystem:
marvell octeontx2 rvu admin function driver, networking drivers, the rest · Maintainers:
Sunil Goutham, Ratheesh Kannoth, Geetha sowjanya, Subbaraya Sundeep, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Geetha sowjanya <gakula@marvell.com> Print debug message if any of the RVU hardware blocks reset fails. Signed-off-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> --- drivers/net/ethernet/marvell/octeontx2/af/rvu.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
index 5fe277e..633ba6c 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c@@ -498,12 +498,15 @@ int rvu_lf_reset(struct rvu *rvu, struct rvu_block *block, int lf) static void rvu_block_reset(struct rvu *rvu, int blkaddr, u64 rst_reg) { struct rvu_block *block = &rvu->hw->block[blkaddr]; + int err; if (!block->implemented) return; rvu_write64(rvu, blkaddr, rst_reg, BIT_ULL(0)); - rvu_poll_reg(rvu, blkaddr, rst_reg, BIT_ULL(63), true); + err = rvu_poll_reg(rvu, blkaddr, rst_reg, BIT_ULL(63), true); + if (err) + dev_err(rvu->dev, "HW block:%d reset failed\n", blkaddr); } static void rvu_reset_all_blocks(struct rvu *rvu)
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2.7.4