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sfc: nicer log message on PTP probe fail 

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Edward Cree 2015-05-12 13:04:52 +01:00 committed by David S. Miller
parent e578d9c025
commit b133638909
1 changed files with 6 additions and 1 deletions
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7
drivers/net/ethernet/sfc/ptp.c
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@ -604,7 +604,12 @@ static int efx_ptp_disable(struct efx_nic *efx)
rc = efx_mcdi_rpc_quiet(efx, MC_CMD_PTP, inbuf, sizeof(inbuf),
outbuf, sizeof(outbuf), NULL);
rc = (rc == -EALREADY) ? 0 : rc;
if (rc)
/* If we get ENOSYS, the NIC doesn't support PTP, and thus this function
* should only have been called during probe.
*/
if (rc == -ENOSYS || rc == -EPERM)
netif_info(efx, probe, efx->net_dev, "no PTP support\n");
else if (rc)
efx_mcdi_display_error(efx, MC_CMD_PTP,
MC_CMD_PTP_IN_DISABLE_LEN,
outbuf, sizeof(outbuf), rc);