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From: Sai Krishna <saikrishnag@marvell.com>
To: <davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
	<pabeni@redhat.com>, <netdev@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <sgoutham@marvell.com>,
	<gakula@marvell.com>, <richardcochran@gmail.com>,
	<lcherian@marvell.com>, <jerinj@marvell.com>,
	<hkelam@marvell.com>, <sbhatta@marvell.com>
Cc: Sai Krishna <saikrishnag@marvell.com>
Subject: [net PATCH] octeontx2-af: Enable hardware timestamping for VFs
Date: Fri, 29 Sep 2023 12:46:21 +0530	[thread overview]
Message-ID: <20230929071621.853570-1-saikrishnag@marvell.com> (raw)

Currently for VFs, mailbox returns error when hardware timestamping enable
is requested. This patch fixes this issue.

Fixes: 421572175ba5 ("octeontx2-af: Support to enable/disable HW timestamping")
Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: Sai Krishna <saikrishnag@marvell.com>
---
 drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
index f2b1edf1bb43..aba0c530160c 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
@@ -756,12 +756,11 @@ static int rvu_cgx_ptp_rx_cfg(struct rvu *rvu, u16 pcifunc, bool enable)
 	if (!is_mac_feature_supported(rvu, pf, RVU_LMAC_FEAT_PTP))
 		return 0;
 
-	/* This msg is expected only from PFs that are mapped to CGX LMACs,
+	/* This msg is expected only from PFs that are mapped to CGX/RPM LMACs,
 	 * if received from other PF/VF simply ACK, nothing to do.
 	 */
-	if ((pcifunc & RVU_PFVF_FUNC_MASK) ||
-	    !is_pf_cgxmapped(rvu, pf))
-		return -ENODEV;
+	if (!is_pf_cgxmapped(rvu, rvu_get_pf(pcifunc)))
+		return -EPERM;
 
 	rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id);
 	cgxd = rvu_cgx_pdata(cgx_id, rvu);
-- 
2.25.1


             reply	other threads:[~2023-09-29  7:16 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-29  7:16 Sai Krishna [this message]
2023-09-29 17:54 ` [net PATCH] octeontx2-af: Enable hardware timestamping for VFs Jacob Keller
2023-10-03  7:21   ` Sai Krishna Gajula
2023-10-04 21:12 ` Jakub Kicinski
2023-10-11  5:43   ` Sai Krishna Gajula

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