From: Sunil Kumar Kori <skori@marvell.com>
Implement API to update DSCP table for pre-coloring for
incoming packet per nixlf for CN10K platform.
Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
---
v2:
- Rebase support on latest DPDK
- Handled multilevel chaining for linear hierarchy
- Review comments incorporated
drivers/net/cnxk/cn10k_ethdev_mtr.c | 43 +++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
@@ -585,6 +585,48 @@ cn10k_nix_mtr_disable(struct rte_eth_dev *eth_dev, uint32_t mtr_id,
return rc;
}
+static int
+cn10k_nix_mtr_dscp_table_update(struct rte_eth_dev *eth_dev, uint32_t mtr_id,
+ enum rte_color *dscp_table,
+ struct rte_mtr_error *error)
+{
+ enum roc_nix_bpf_color nix_dscp_tbl[ROC_NIX_BPF_PRE_COLOR_MAX];
+ enum roc_nix_bpf_color color_map[] = {ROC_NIX_BPF_COLOR_GREEN,
+ ROC_NIX_BPF_COLOR_YELLOW,
+ ROC_NIX_BPF_COLOR_RED};
+ struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+ uint8_t lvl_flag = ROC_NIX_BPF_LEVEL_F_LEAF;
+ struct roc_nix_bpf_precolor table;
+ struct roc_nix *nix = &dev->nix;
+ int rc, i;
+
+ if (!dscp_table) {
+ for (i = 0; i < ROC_NIX_BPF_PRE_COLOR_MAX; i++)
+ nix_dscp_tbl[i] = ROC_NIX_BPF_COLOR_GREEN;
+ } else {
+ for (i = 0; i < ROC_NIX_BPF_PRE_COLOR_MAX; i++)
+ nix_dscp_tbl[i] = color_map[dscp_table[i]];
+ }
+
+ table.count = ROC_NIX_BPF_PRE_COLOR_MAX;
+ table.mode = ROC_NIX_BPF_PC_MODE_DSCP_OUTER;
+ for (i = 0; i < ROC_NIX_BPF_PRE_COLOR_MAX; i++)
+ table.color[i] = nix_dscp_tbl[i];
+
+ rc = roc_nix_bpf_pre_color_tbl_setup(nix, mtr_id, lvl_flag, &table);
+ if (rc) {
+ rte_mtr_error_set(error, rc, RTE_MTR_ERROR_TYPE_UNSPECIFIED,
+ NULL, NULL);
+ goto exit;
+ }
+
+ for (i = 0; i < ROC_NIX_BPF_PRE_COLOR_MAX; i++)
+ dev->precolor_tbl[i] = nix_dscp_tbl[i];
+
+exit:
+ return rc;
+}
+
const struct rte_mtr_ops nix_mtr_ops = {
.capabilities_get = cn10k_nix_mtr_capabilities_get,
.meter_profile_add = cn10k_nix_mtr_profile_add,
@@ -596,6 +638,7 @@ const struct rte_mtr_ops nix_mtr_ops = {
.destroy = cn10k_nix_mtr_destroy,
.meter_enable = cn10k_nix_mtr_enable,
.meter_disable = cn10k_nix_mtr_disable,
+ .meter_dscp_table_update = cn10k_nix_mtr_dscp_table_update,
};
int