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authorOr Gerlitz <ogerlitz@mellanox.com>2017-01-22 20:42:39 +0200
committerSaeed Mahameed <saeedm@mellanox.com>2017-03-28 15:34:06 +0300
commitffe2e217b8ded581be6083a117839f55cca96e73 (patch)
tree274e0f320048d5566b38c729ce94c94e723d04aa /include/net/tc_act
parent2de24fedb9e2f8bc03f85f120a38152393ca91c5 (diff)
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net/sched: Add accessor functions to pedit keys for offloading drivers
HW drivers will use the header-type and command fields from the extended keys, and some fields (e.g mask, val, offset) from the legacy keys. Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Reviewed-by: Hadar Hen Zion <hadarh@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'include/net/tc_act')
-rw-r--r--include/net/tc_act/tc_pedit.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/include/net/tc_act/tc_pedit.h b/include/net/tc_act/tc_pedit.h
index dfbd6ee0bc7c..a46c3f2ace70 100644
--- a/include/net/tc_act/tc_pedit.h
+++ b/include/net/tc_act/tc_pedit.h
@@ -2,6 +2,7 @@
#define __NET_TC_PED_H
#include <net/act_api.h>
+#include <linux/tc_act/tc_pedit.h>
struct tcf_pedit_key_ex {
enum pedit_header_type htype;
@@ -17,4 +18,48 @@ struct tcf_pedit {
};
#define to_pedit(a) ((struct tcf_pedit *)a)
+static inline bool is_tcf_pedit(const struct tc_action *a)
+{
+#ifdef CONFIG_NET_CLS_ACT
+ if (a->ops && a->ops->type == TCA_ACT_PEDIT)
+ return true;
+#endif
+ return false;
+}
+
+static inline int tcf_pedit_nkeys(const struct tc_action *a)
+{
+ return to_pedit(a)->tcfp_nkeys;
+}
+
+static inline u32 tcf_pedit_htype(const struct tc_action *a, int index)
+{
+ if (to_pedit(a)->tcfp_keys_ex)
+ return to_pedit(a)->tcfp_keys_ex[index].htype;
+
+ return TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK;
+}
+
+static inline u32 tcf_pedit_cmd(const struct tc_action *a, int index)
+{
+ if (to_pedit(a)->tcfp_keys_ex)
+ return to_pedit(a)->tcfp_keys_ex[index].cmd;
+
+ return __PEDIT_CMD_MAX;
+}
+
+static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
+{
+ return to_pedit(a)->tcfp_keys[index].mask;
+}
+
+static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
+{
+ return to_pedit(a)->tcfp_keys[index].val;
+}
+
+static inline u32 tcf_pedit_offset(const struct tc_action *a, int index)
+{
+ return to_pedit(a)->tcfp_keys[index].off;
+}
#endif /* __NET_TC_PED_H */