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authorNir Dotan <nird@mellanox.com>2018-07-24 17:13:12 +0300
committerDavid S. Miller <davem@davemloft.net>2018-07-24 10:10:33 -0700
commit9c10812afe3ad45325145787973bcf863d51b057 (patch)
tree6190397adc3d7f8db0ecb49bf3ac4326e259ca88
parentad7769ca2d80c379f7441185a7a04de7511aeab1 (diff)
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 <nird@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c35
1 files 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 b09de724e9a1..a4669e79fdf9 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;
}