diff options
| author | Pavan Chebbi <pavan.chebbi@broadcom.com> | 2024-02-05 23:31:59 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-02-09 21:37:42 +0100 |
| commit | 44af4b622a3d0a7c509f77ccb0689d3ca18da5cc (patch) | |
| tree | 1863cf92afe881448c0e69fa3496f26fa4dae668 /drivers/net/ethernet/broadcom | |
| parent | bnxt_en: Retain user configured filters when closing (diff) | |
| download | linux-44af4b622a3d0a7c509f77ccb0689d3ca18da5cc.tar.xz linux-44af4b622a3d0a7c509f77ccb0689d3ca18da5cc.zip | |
bnxt_en: Restore all the user created L2 and ntuple filters
Walk the usr_fltr_list and call firmware to add these filters when
we open the NIC. This will restore all user created filters after
reset.
Reviewed-by: Andy Gospodarek <andrew.gospodarek@broadcom.com>
Signed-off-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://lore.kernel.org/r/20240205223202.25341-11-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/broadcom')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index ff8d2a6d860c..d6fd37347f5a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5853,8 +5853,7 @@ static void bnxt_hwrm_clear_vnic_filter(struct bnxt *bp) struct bnxt_l2_filter *fltr = vnic->l2_filters[j]; bnxt_hwrm_l2_filter_free(bp, fltr); - if (list_empty(&fltr->base.list)) - bnxt_del_l2_filter(bp, fltr); + bnxt_del_l2_filter(bp, fltr); } vnic->uc_filter_count = 0; } @@ -11538,6 +11537,42 @@ static int bnxt_reinit_after_abort(struct bnxt *bp) return rc; } +static void bnxt_cfg_one_usr_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr) +{ + struct bnxt_ntuple_filter *ntp_fltr; + struct bnxt_l2_filter *l2_fltr; + + if (list_empty(&fltr->list)) + return; + + if (fltr->type == BNXT_FLTR_TYPE_NTUPLE) { + ntp_fltr = container_of(fltr, struct bnxt_ntuple_filter, base); + l2_fltr = bp->vnic_info[0].l2_filters[0]; + atomic_inc(&l2_fltr->refcnt); + ntp_fltr->l2_fltr = l2_fltr; + if (bnxt_hwrm_cfa_ntuple_filter_alloc(bp, ntp_fltr)) { + bnxt_del_ntp_filter(bp, ntp_fltr); + netdev_err(bp->dev, "restoring previously configured ntuple filter id %d failed\n", + fltr->sw_id); + } + } else if (fltr->type == BNXT_FLTR_TYPE_L2) { + l2_fltr = container_of(fltr, struct bnxt_l2_filter, base); + if (bnxt_hwrm_l2_filter_alloc(bp, l2_fltr)) { + bnxt_del_l2_filter(bp, l2_fltr); + netdev_err(bp->dev, "restoring previously configured l2 filter id %d failed\n", + fltr->sw_id); + } + } +} + +static void bnxt_cfg_usr_fltrs(struct bnxt *bp) +{ + struct bnxt_filter_base *usr_fltr, *tmp; + + list_for_each_entry_safe(usr_fltr, tmp, &bp->usr_fltr_list, list) + bnxt_cfg_one_usr_fltr(bp, usr_fltr); +} + static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) { int rc = 0; @@ -11624,6 +11659,7 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) bnxt_vf_reps_open(bp); bnxt_ptp_init_rtc(bp, true); bnxt_ptp_cfg_tstamp_filters(bp); + bnxt_cfg_usr_fltrs(bp); return 0; open_err_irq: |