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octeontx2-af: Enable hardware timestamping for VFs

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Currently for VFs, mailbox returns ENODEV error when hardware timestamping
enable is requested. This patch fixes this issue. Modified this patch to
return EPERM error for the PF/VFs which are not attached to CGX/RPM.

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>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20231011121551.1205211-1-saikrishnag@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Subbaraya Sundeep 2023-10-11 17:45:51 +05:30 committed by Jakub Kicinski
parent c47ed22c54
commit 5ee0a3bd15
1 changed files with 3 additions and 4 deletions
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7
drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
View File

@ -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 PF/VFs 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, pf))
return -EPERM;
rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id);
cgxd = rvu_cgx_pdata(cgx_id, rvu);