diff options
| author | sudarsana.kalluru@cavium.com <sudarsana.kalluru@cavium.com> | 2017-04-19 03:19:52 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-20 16:29:39 -0400 |
| commit | 66367dab30c7040e638e5496a47184cfc8ba39a4 (patch) | |
| tree | 699d6d62125446b4ba29b10f7ab2dfb00da2a8cd | |
| parent | e9156cd26a495a18706e796f02a81fee41ec14f4 (diff) | |
| download | lwn-66367dab30c7040e638e5496a47184cfc8ba39a4.tar.gz lwn-66367dab30c7040e638e5496a47184cfc8ba39a4.zip | |
qed: Fix possible error in populating max_tc field.
Some adapters may not publish the max_tc value. Populate the default
value for max_tc field in case the mfw didn't provide one.
Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_dcbx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 5bd36a4a8fcd..c24436c911f3 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -583,6 +583,13 @@ qed_dcbx_get_ets_data(struct qed_hwfn *p_hwfn, p_params->ets_cbs, p_ets->pri_tc_tbl[0], p_params->max_ets_tc); + if (p_params->ets_enabled && !p_params->max_ets_tc) { + p_params->max_ets_tc = QED_MAX_PFC_PRIORITIES; + DP_VERBOSE(p_hwfn, QED_MSG_DCB, + "ETS params: max_ets_tc is forced to %d\n", + p_params->max_ets_tc); + } + /* 8 bit tsa and bw data corresponding to each of the 8 TC's are * encoded in a type u32 array of size 2. */ |