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net: qede: Disable aRFS for NPAR and 100G 

In some configurations ARFS cannot be used, so disable it if device
is not capable.

Fixes: e4917d46a6 ("qede: Add aRFS support")
Signed-off-by: Manish Chopra <manishc@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: Michal Kalderon <michal.kalderon@marvell.com>
Signed-off-by: Dmitry Bogdanov <dbogdanov@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
zero-sugar-mainline-defconfig
Dmitry Bogdanov 2020-09-09 20:43:09 +03:00 committed by David S. Miller
parent 2d2fe84337
commit 0367f05885
2 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/ethernet/qlogic/qede/qede_filter.c
View File

@ -311,6 +311,9 @@ int qede_alloc_arfs(struct qede_dev *edev)
{
int i;
if (!edev->dev_info.common.b_arfs_capable)
return -EINVAL;
edev->arfs = vzalloc(sizeof(*edev->arfs));
if (!edev->arfs)
return -ENOMEM;

11
drivers/net/ethernet/qlogic/qede/qede_main.c
View File

@ -804,7 +804,7 @@ static void qede_init_ndev(struct qede_dev *edev)
NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_HW_TC;
if (!IS_VF(edev) && edev->dev_info.common.num_hwfns == 1)
if (edev->dev_info.common.b_arfs_capable)
hw_features |= NETIF_F_NTUPLE;
if (edev->dev_info.common.vxlan_enable ||
@ -2274,7 +2274,7 @@ static void qede_unload(struct qede_dev *edev, enum qede_unload_mode mode,
qede_vlan_mark_nonconfigured(edev);
edev->ops->fastpath_stop(edev->cdev);
if (!IS_VF(edev) && edev->dev_info.common.num_hwfns == 1) {
if (edev->dev_info.common.b_arfs_capable) {
qede_poll_for_freeing_arfs_filters(edev);
qede_free_arfs(edev);
}
@ -2341,10 +2341,9 @@ static int qede_load(struct qede_dev *edev, enum qede_load_mode mode,
if (rc)
goto err2;
if (!IS_VF(edev) && edev->dev_info.common.num_hwfns == 1) {
rc = qede_alloc_arfs(edev);
if (rc)
DP_NOTICE(edev, "aRFS memory allocation failed\n");
if (qede_alloc_arfs(edev)) {
edev->ndev->features &= ~NETIF_F_NTUPLE;
edev->dev_info.common.b_arfs_capable = false;
}
qede_napi_add_enable(edev);