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| author | Ioana Ciornei <ioana.ciornei@nxp.com> | 2021-07-29 20:18:55 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-29 23:34:45 +0300 |
| commit | c5f6d490c5782c2fe0fbde1337053f28ebeeb5f2 (patch) | |
| tree | ba4cef7e5afa22ffbec348f605fc770fd034a3d4 /drivers | |
| parent | adcb7aa335af165bf8481a269347b0c75af254f0 (diff) | |
| download | linux-c5f6d490c5782c2fe0fbde1337053f28ebeeb5f2.tar.xz | |
dpaa2-switch: reorganize dpaa2_switch_cls_flower_replace
Extract the necessary steps to offload a filter by using the ACL table
in a separate function - dpaa2_switch_cls_flower_replace_acl().
This is intended to help with the code readability when the mirroring
support is added.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c index 80fe09ac9d5f..38a321be58ff 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c @@ -376,7 +376,8 @@ out: return err; } -int dpaa2_switch_cls_flower_replace(struct dpaa2_switch_filter_block *block, +static int +dpaa2_switch_cls_flower_replace_acl(struct dpaa2_switch_filter_block *block, struct flow_cls_offload *cls) { struct flow_rule *rule = flow_cls_offload_flow_rule(cls); @@ -386,11 +387,6 @@ int dpaa2_switch_cls_flower_replace(struct dpaa2_switch_filter_block *block, struct flow_action_entry *act; int err; - if (!flow_offload_has_one_action(&rule->action)) { - NL_SET_ERR_MSG(extack, "Only singular actions are supported"); - return -EOPNOTSUPP; - } - if (dpaa2_switch_acl_tbl_is_full(block)) { NL_SET_ERR_MSG(extack, "Maximum filter capacity reached"); return -ENOMEM; @@ -425,6 +421,30 @@ free_acl_entry: return err; } +int dpaa2_switch_cls_flower_replace(struct dpaa2_switch_filter_block *block, + struct flow_cls_offload *cls) +{ + struct flow_rule *rule = flow_cls_offload_flow_rule(cls); + struct netlink_ext_ack *extack = cls->common.extack; + struct flow_action_entry *act; + + if (!flow_offload_has_one_action(&rule->action)) { + NL_SET_ERR_MSG(extack, "Only singular actions are supported"); + return -EOPNOTSUPP; + } + + act = &rule->action.entries[0]; + switch (act->id) { + case FLOW_ACTION_REDIRECT: + case FLOW_ACTION_TRAP: + case FLOW_ACTION_DROP: + return dpaa2_switch_cls_flower_replace_acl(block, cls); + default: + NL_SET_ERR_MSG_MOD(extack, "Action not supported"); + return -EOPNOTSUPP; + } +} + int dpaa2_switch_cls_flower_destroy(struct dpaa2_switch_filter_block *block, struct flow_cls_offload *cls) { |