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From: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>
To: dev@dpdk.org
Cc: Kishore Padmanabha <kishore.padmanabha@broadcom.com>,
Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>
Date: Wed, 15 Apr 2020 13:49:01 +0530
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<1586938751-32808-1-git-send-email-venkatkumar.duvvuru@broadcom.com>
Subject: [dpdk-dev] [PATCH v4 24/34] net/bnxt: match rte flow actions with
flow template actions
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From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
This patch does the following
1. Takes act_bitmap generated from the rte_flow_actions
2. Iterates through the static act_bitmap list
3. Returns success if a match is found, otherwise an error
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Signed-off-by: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
---
drivers/net/bnxt/tf_ulp/ulp_matcher.c | 36 +++++++++++++++++++++++++++
drivers/net/bnxt/tf_ulp/ulp_matcher.h | 9 +++++++
drivers/net/bnxt/tf_ulp/ulp_template_db.c | 12 +++++++++
drivers/net/bnxt/tf_ulp/ulp_template_db.h | 2 ++
drivers/net/bnxt/tf_ulp/ulp_template_struct.h | 10 ++++++++
5 files changed, 69 insertions(+)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_matcher.c b/drivers/net/bnxt/tf_ulp/ulp_matcher.c
index f367e4c..ec4121d 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_matcher.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_matcher.c
@@ -150,3 +150,39 @@ ulp_matcher_pattern_match(enum ulp_direction_type dir,
*class_id = 0;
return BNXT_TF_RC_ERROR;
}
+
+/*
+ * Function to handle the matching of RTE Flows and validating
+ * the action against the flow templates.
+ */
+int32_t
+ulp_matcher_action_match(enum ulp_direction_type dir,
+ struct ulp_rte_act_bitmap *act_bitmap,
+ uint32_t *act_id)
+{
+ struct bnxt_ulp_action_match_info *sel_act_match;
+ uint32_t act_num, idx;
+
+ /* Select the ingress or egress template to match against */
+ if (dir == ULP_DIR_INGRESS) {
+ sel_act_match = ulp_ingress_act_match_list;
+ act_num = BNXT_ULP_INGRESS_ACT_MATCH_SZ;
+ } else {
+ sel_act_match = ulp_egress_act_match_list;
+ act_num = BNXT_ULP_EGRESS_ACT_MATCH_SZ;
+ }
+
+ /* Loop through the list of action templates to find the match */
+ for (idx = 0; idx < act_num; idx++, sel_act_match++) {
+ if (!ULP_BITSET_CMP(&sel_act_match->act_bitmap,
+ act_bitmap)) {
+ *act_id = sel_act_match->act_tmpl_id;
+ BNXT_TF_DBG(DEBUG, "Found matching act template %u\n",
+ *act_id);
+ return BNXT_TF_RC_SUCCESS;
+ }
+ }
+ BNXT_TF_DBG(DEBUG, "Did not find any matching action template\n");
+ *act_id = 0;
+ return BNXT_TF_RC_ERROR;
+}
diff --git a/drivers/net/bnxt/tf_ulp/ulp_matcher.h b/drivers/net/bnxt/tf_ulp/ulp_matcher.h
index 57a161d..c818bbe 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_matcher.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_matcher.h
@@ -23,4 +23,13 @@ ulp_matcher_pattern_match(enum ulp_direction_type dir,
struct ulp_rte_act_bitmap *act_bitmap,
uint32_t *class_id);
+/*
+ * Function to handle the matching of RTE Flows and validating
+ * the action against the flow templates.
+ */
+int32_t
+ulp_matcher_action_match(enum ulp_direction_type dir,
+ struct ulp_rte_act_bitmap *act_bitmap,
+ uint32_t *act_id);
+
#endif /* ULP_MATCHER_H_ */
diff --git a/drivers/net/bnxt/tf_ulp/ulp_template_db.c b/drivers/net/bnxt/tf_ulp/ulp_template_db.c
index 9fc4b08..5a5b1f1 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_template_db.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_template_db.c
@@ -1121,6 +1121,18 @@ struct bnxt_ulp_mapper_ident_info ulp_ident_list[] = {
}
};
+struct bnxt_ulp_action_match_info ulp_ingress_act_match_list[] = {
+ {
+ .act_bitmap = { .bits =
+ BNXT_ULP_ACTION_BIT_MARK |
+ BNXT_ULP_ACTION_BIT_RSS },
+ .act_tmpl_id = 0
+ }
+};
+
+struct bnxt_ulp_action_match_info ulp_egress_act_match_list[] = {
+};
+
struct bnxt_ulp_mapper_tbl_list_info ulp_act_tmpl_list[] = {
[((0 << BNXT_ULP_LOG2_MAX_NUM_DEV) | BNXT_ULP_DEVICE_ID_WH_PLUS)] = {
.device_name = BNXT_ULP_DEVICE_ID_WH_PLUS,
diff --git a/drivers/net/bnxt/tf_ulp/ulp_template_db.h b/drivers/net/bnxt/tf_ulp/ulp_template_db.h
index 319500a..f4850bf 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_template_db.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_template_db.h
@@ -15,6 +15,8 @@
#define BNXT_ULP_LOG2_MAX_NUM_DEV 2
#define BNXT_ULP_INGRESS_HDR_MATCH_SZ 2
#define BNXT_ULP_EGRESS_HDR_MATCH_SZ 1
+#define BNXT_ULP_INGRESS_ACT_MATCH_SZ 2
+#define BNXT_ULP_EGRESS_ACT_MATCH_SZ 1
enum bnxt_ulp_action_bit {
BNXT_ULP_ACTION_BIT_MARK = 0x0000000000000001,
diff --git a/drivers/net/bnxt/tf_ulp/ulp_template_struct.h b/drivers/net/bnxt/tf_ulp/ulp_template_struct.h
index dd06fb1..0e811ec 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_template_struct.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_template_struct.h
@@ -62,6 +62,16 @@ extern struct bnxt_ulp_header_match_info ulp_egress_hdr_match_list[];
/* Flow field match Information Structure Array defined in template source*/
extern struct bnxt_ulp_matcher_field_info ulp_field_match[];
+/* Flow Matcher Action structures */
+struct bnxt_ulp_action_match_info {
+ struct ulp_rte_act_bitmap act_bitmap;
+ uint32_t act_tmpl_id;
+};
+
+/* Flow Matcher templates Structure Array defined in template source */
+extern struct bnxt_ulp_action_match_info ulp_ingress_act_match_list[];
+extern struct bnxt_ulp_action_match_info ulp_egress_act_match_list[];
+
/* Device specific parameters */
struct bnxt_ulp_device_params {
uint8_t description[16];
--
2.7.4