From 9c10812afe3ad45325145787973bcf863d51b057 Mon Sep 17 00:00:00 2001 From: Nir Dotan Date: Tue, 24 Jul 2018 17:13:12 +0300 Subject: [PATCH] mlxsw: core_acl_flex_actions: Add extack messages Return extack messages for failures in action set creation. Errors may occur when action is not currently supported or due to lack of resources. Signed-off-by: Nir Dotan Reviewed-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller --- .../mellanox/mlxsw/core_acl_flex_actions.c | 35 +++++++++++++++------- 1 file changed, 25 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c index b09de72..a4669e7 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c @@ -760,8 +760,10 @@ int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block, MLXSW_AFA_VLAN_CODE, MLXSW_AFA_VLAN_SIZE); - if (!act) + if (!act) { + NL_SET_ERR_MSG_MOD(extack, "Cannot append vlan_modify action"); return -ENOBUFS; + } mlxsw_afa_vlan_pack(act, MLXSW_AFA_VLAN_VLAN_TAG_CMD_NOP, MLXSW_AFA_VLAN_CMD_SET_OUTER, vid, MLXSW_AFA_VLAN_CMD_SET_OUTER, pcp, @@ -962,12 +964,15 @@ mlxsw_afa_block_append_mirror(struct mlxsw_afa_block *block, u8 local_in_port, mirror = mlxsw_afa_mirror_create(block, local_in_port, out_dev, ingress); - if (IS_ERR(mirror)) + if (IS_ERR(mirror)) { + NL_SET_ERR_MSG_MOD(extack, "Cannot create mirror action"); return PTR_ERR(mirror); - + } err = mlxsw_afa_block_append_allocated_mirror(block, mirror->span_id); - if (err) + if (err) { + NL_SET_ERR_MSG_MOD(extack, "Cannot append mirror action"); goto err_append_allocated_mirror; + } return 0; @@ -1025,17 +1030,22 @@ int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block *block, char *act; int err; - if (in_port) + if (in_port) { + NL_SET_ERR_MSG_MOD(extack, "Forwarding to ingress port is not supported"); return -EOPNOTSUPP; + } fwd_entry_ref = mlxsw_afa_fwd_entry_ref_create(block, local_port); - if (IS_ERR(fwd_entry_ref)) + if (IS_ERR(fwd_entry_ref)) { + NL_SET_ERR_MSG_MOD(extack, "Cannot create forward action"); return PTR_ERR(fwd_entry_ref); + } kvdl_index = fwd_entry_ref->fwd_entry->kvdl_index; act = mlxsw_afa_block_append_action(block, MLXSW_AFA_FORWARD_CODE, MLXSW_AFA_FORWARD_SIZE); if (!act) { err = -ENOBUFS; + NL_SET_ERR_MSG_MOD(extack, "Cannot append forward action"); goto err_append_action; } mlxsw_afa_forward_pack(act, MLXSW_AFA_FORWARD_TYPE_PBS, @@ -1107,14 +1117,17 @@ int mlxsw_afa_block_append_counter(struct mlxsw_afa_block *block, int err; counter = mlxsw_afa_counter_create(block); - if (IS_ERR(counter)) + if (IS_ERR(counter)) { + NL_SET_ERR_MSG_MOD(extack, "Cannot create count action"); return PTR_ERR(counter); + } counter_index = counter->counter_index; err = mlxsw_afa_block_append_allocated_counter(block, counter_index); - if (err) + if (err) { + NL_SET_ERR_MSG_MOD(extack, "Cannot append count action"); goto err_append_allocated_counter; - + } if (p_counter_index) *p_counter_index = counter_index; return 0; @@ -1163,8 +1176,10 @@ int mlxsw_afa_block_append_fid_set(struct mlxsw_afa_block *block, u16 fid, char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_VIRFWD_CODE, MLXSW_AFA_VIRFWD_SIZE); - if (!act) + if (!act) { + NL_SET_ERR_MSG_MOD(extack, "Cannot append fid_set action"); return -ENOBUFS; + } mlxsw_afa_virfwd_pack(act, MLXSW_AFA_VIRFWD_FID_CMD_SET, fid); return 0; } -- 2.7.4