diff options
| author | Sudarsana Reddy Kalluru <skalluru@marvell.com> | 2019-02-07 01:43:44 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-03-14 00:03:22 +0300 |
| commit | 6fbdc61620d47ae14d17d37953a3e43e74d6b75d (patch) | |
| tree | 9d8ddef0e2958633918f3986142264464bf5f566 /drivers/net/ethernet/qlogic | |
| parent | 14b718fd0bdb2a8f1afd9dedfce8c9b46bdf6d00 (diff) | |
| download | linux-6fbdc61620d47ae14d17d37953a3e43e74d6b75d.tar.xz | |
qed: Consider TX tcs while deriving the max num_queues for PF.
[ Upstream commit fb1faab74ddef9ec2d841d54e5d0912a097b3abe ]
Max supported queues is derived incorrectly in the case of multi-CoS.
Need to consider TCs while calculating num_queues for PF.
Signed-off-by: Sudarsana Reddy Kalluru <skalluru@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/qlogic')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_l2.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c index 4ffdde755db7..62cde3854a5c 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_l2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c @@ -2170,7 +2170,7 @@ static int qed_fill_eth_dev_info(struct qed_dev *cdev, u16 num_queues = 0; /* Since the feature controls only queue-zones, - * make sure we have the contexts [rx, tx, xdp] to + * make sure we have the contexts [rx, xdp, tcs] to * match. */ for_each_hwfn(cdev, i) { @@ -2180,7 +2180,8 @@ static int qed_fill_eth_dev_info(struct qed_dev *cdev, u16 cids; cids = hwfn->pf_params.eth_pf_params.num_cons; - num_queues += min_t(u16, l2_queues, cids / 3); + cids /= (2 + info->num_tc); + num_queues += min_t(u16, l2_queues, cids); } /* queues might theoretically be >256, but interrupts' |