net/cnxk: support to get meter capabilities

Implement ethdev operation to get meter capabilities for
CNXK platform.

Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c
index fdb493a..43dc340 100644 (file)
--- a/drivers/net/cnxk/cnxk_ethdev_mtr.c
+++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c
@@ -5,7 +5,55 @@
 #include "cnxk_ethdev.h"
 #include <rte_mtr_driver.h>
 
+#define NIX_MTR_COUNT_MAX      73 /* 64(leaf) + 8(mid) + 1(top) */
+#define NIX_MTR_COUNT_PER_FLOW 3  /* 1(leaf) + 1(mid) + 1(top) */
+
+static struct rte_mtr_capabilities mtr_capa = {
+       .n_max = NIX_MTR_COUNT_MAX,
+       .n_shared_max = NIX_MTR_COUNT_PER_FLOW,
+       /* .identical = , */
+       .shared_identical = true,
+       /* .shared_n_flows_per_mtr_max = ,*/
+       .chaining_n_mtrs_per_flow_max = NIX_MTR_COUNT_PER_FLOW,
+       .chaining_use_prev_mtr_color_supported = true,
+       .chaining_use_prev_mtr_color_enforced = true,
+       .meter_srtcm_rfc2697_n_max = NIX_MTR_COUNT_MAX,
+       .meter_trtcm_rfc2698_n_max = NIX_MTR_COUNT_MAX,
+       .meter_trtcm_rfc4115_n_max = NIX_MTR_COUNT_MAX,
+       .meter_rate_max = NIX_BPF_RATE_MAX / 8, /* Bytes per second */
+       .meter_policy_n_max = NIX_MTR_COUNT_MAX,
+       .color_aware_srtcm_rfc2697_supported = true,
+       .color_aware_trtcm_rfc2698_supported = true,
+       .color_aware_trtcm_rfc4115_supported = true,
+       .srtcm_rfc2697_byte_mode_supported = true,
+       .srtcm_rfc2697_packet_mode_supported = true,
+       .trtcm_rfc2698_byte_mode_supported = true,
+       .trtcm_rfc2698_packet_mode_supported = true,
+       .trtcm_rfc4115_byte_mode_supported = true,
+       .trtcm_rfc4115_packet_mode_supported = true,
+       .stats_mask = RTE_MTR_STATS_N_PKTS_GREEN | RTE_MTR_STATS_N_PKTS_YELLOW |
+                     RTE_MTR_STATS_N_PKTS_RED | RTE_MTR_STATS_N_PKTS_DROPPED |
+                     RTE_MTR_STATS_N_BYTES_GREEN |
+                     RTE_MTR_STATS_N_BYTES_YELLOW | RTE_MTR_STATS_N_BYTES_RED |
+                     RTE_MTR_STATS_N_BYTES_DROPPED};
+
+static int
+cnxk_nix_mtr_capabilities_get(struct rte_eth_dev *dev,
+                             struct rte_mtr_capabilities *capa,
+                             struct rte_mtr_error *error)
+{
+       RTE_SET_USED(dev);
+
+       if (!capa)
+               return -rte_mtr_error_set(error, EINVAL,
+                                         RTE_MTR_ERROR_TYPE_MTR_PARAMS, NULL,
+                                         "NULL input parameter");
+       *capa = mtr_capa;
+       return 0;
+}
+
 const struct rte_mtr_ops nix_mtr_ops = {
+       .capabilities_get = cnxk_nix_mtr_capabilities_get,
 };
 
 int