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net/cnxk: support to create meter

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Implement API to create meter instance 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>
This commit is contained in:
Sunil Kumar Kori 2021-10-12 12:36:06 +05:30 committed by Jerin Jacob
parent b94fbf8b9a
commit d0ea0beb6a
3 changed files with 119 additions and 0 deletions
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1
drivers/net/cnxk/cnxk_ethdev.c
View File

@ -700,6 +700,7 @@ nix_ingress_policer_setup(struct cnxk_eth_dev *dev)
{
TAILQ_INIT(&dev->mtr_profiles);
TAILQ_INIT(&dev->mtr_policy);
TAILQ_INIT(&dev->mtr);
return 0;
}

25
drivers/net/cnxk/cnxk_ethdev.h
View File

@ -159,6 +159,28 @@ struct cnxk_timesync_info {
uint64_t *tx_tstamp;
} __plt_cache_aligned;
struct cnxk_meter_node {
#define MAX_PRV_MTR_NODES 10
TAILQ_ENTRY(cnxk_meter_node) next;
/**< Pointer to the next flow meter structure. */
uint32_t id; /**< Usr mtr id. */
struct cnxk_mtr_profile_node *profile;
struct cnxk_mtr_policy_node *policy;
uint32_t bpf_id; /**< Hw mtr id. */
uint32_t rq_num;
uint32_t *rq_id;
uint16_t level;
uint32_t prev_id[MAX_PRV_MTR_NODES]; /**< Prev mtr id for chaining */
uint32_t prev_cnt;
uint32_t next_id; /**< Next mtr id for chaining */
bool is_prev;
bool is_next;
struct rte_mtr_params params;
struct roc_nix_bpf_objs profs;
bool is_used;
uint32_t ref_cnt;
};
struct action_rss {
enum rte_eth_hash_function func;
uint32_t level;
@ -197,6 +219,7 @@ struct cnxk_mtr_profile_node {
TAILQ_HEAD(cnxk_mtr_profiles, cnxk_mtr_profile_node);
TAILQ_HEAD(cnxk_mtr_policy, cnxk_mtr_policy_node);
TAILQ_HEAD(cnxk_mtr, cnxk_meter_node);
/* Security session private data */
struct cnxk_eth_sec_sess {
@ -344,8 +367,10 @@ struct cnxk_eth_dev {
uint64_t clk_delta;
/* Ingress policer */
enum roc_nix_bpf_color precolor_tbl[ROC_NIX_BPF_PRE_COLOR_MAX];
struct cnxk_mtr_profiles mtr_profiles;
struct cnxk_mtr_policy mtr_policy;
struct cnxk_mtr mtr;
/* Rx burst for cleanup(Only Primary) */
eth_rx_burst_t rx_pkt_burst_no_offload;

93
drivers/net/cnxk/cnxk_ethdev_mtr.c
View File

@ -37,6 +37,18 @@ static struct rte_mtr_capabilities mtr_capa = {
RTE_MTR_STATS_N_BYTES_YELLOW | RTE_MTR_STATS_N_BYTES_RED |
RTE_MTR_STATS_N_BYTES_DROPPED};
static struct cnxk_meter_node *
nix_mtr_find(struct cnxk_eth_dev *dev, uint32_t meter_id)
{
struct cnxk_mtr *fms = &dev->mtr;
struct cnxk_meter_node *fm;
TAILQ_FOREACH(fm, fms, next)
if (meter_id == fm->id)
return fm;
return NULL;
}
static struct cnxk_mtr_profile_node *
nix_mtr_profile_find(struct cnxk_eth_dev *dev, uint32_t profile_id)
{
@ -374,6 +386,86 @@ cnxk_nix_mtr_policy_delete(struct rte_eth_dev *eth_dev, uint32_t policy_id,
return 0;
}
static int
cnxk_nix_mtr_create(struct rte_eth_dev *eth_dev, uint32_t mtr_id,
struct rte_mtr_params *params, int shared,
struct rte_mtr_error *error)
{
struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
struct cnxk_mtr_profile_node *profile;
struct cnxk_mtr_policy_node *policy;
struct cnxk_mtr *fm = &dev->mtr;
struct cnxk_meter_node *mtr;
int i;
RTE_SET_USED(shared);
if (params == NULL)
return -rte_mtr_error_set(error, ENOENT,
RTE_MTR_ERROR_TYPE_MTR_PARAMS, NULL,
"Meter params are invalid.");
profile = nix_mtr_profile_find(dev, params->meter_profile_id);
if (profile == NULL)
return -rte_mtr_error_set(error, ENOENT,
RTE_MTR_ERROR_TYPE_METER_PROFILE_ID,
&params->meter_profile_id,
"Meter profile is invalid.");
policy = nix_mtr_policy_find(dev, params->meter_policy_id);
if (policy == NULL)
return -rte_mtr_error_set(error, ENOENT,
RTE_MTR_ERROR_TYPE_METER_POLICY_ID,
&params->meter_policy_id,
"Meter policy is invalid.");
mtr = nix_mtr_find(dev, mtr_id);
if (mtr) {
return -rte_mtr_error_set(error, EEXIST,
RTE_MTR_ERROR_TYPE_MTR_ID, NULL,
"Meter already exist");
}
mtr = plt_zmalloc(sizeof(struct cnxk_meter_node), ROC_ALIGN);
if (mtr == NULL) {
return -rte_mtr_error_set(error, ENOMEM,
RTE_MTR_ERROR_TYPE_UNSPECIFIED, NULL,
"Meter memory alloc failed.");
}
mtr->id = mtr_id;
mtr->profile = profile;
mtr->policy = policy;
mtr->params = *params;
mtr->bpf_id = ROC_NIX_BPF_ID_INVALID;
mtr->prev_cnt = 0;
for (i = 0; i < MAX_PRV_MTR_NODES; i++)
mtr->prev_id[i] = ROC_NIX_BPF_ID_INVALID;
mtr->next_id = ROC_NIX_BPF_ID_INVALID;
mtr->is_next = false;
mtr->level = ROC_NIX_BPF_LEVEL_IDX_INVALID;
if (params->dscp_table) {
mtr->params.dscp_table =
plt_zmalloc(ROC_NIX_BPF_PRE_COLOR_MAX, ROC_ALIGN);
if (mtr->params.dscp_table == NULL) {
plt_free(mtr);
return -rte_mtr_error_set(error, ENOMEM,
RTE_MTR_ERROR_TYPE_UNSPECIFIED,
NULL, "Memory alloc failed.");
}
for (i = 0; i < ROC_NIX_BPF_PRE_COLOR_MAX; i++)
mtr->params.dscp_table[i] = params->dscp_table[i];
}
profile->ref_cnt++;
policy->ref_cnt++;
TAILQ_INSERT_TAIL(fm, mtr, next);
return 0;
}
const struct rte_mtr_ops nix_mtr_ops = {
.capabilities_get = cnxk_nix_mtr_capabilities_get,
.meter_profile_add = cnxk_nix_mtr_profile_add,
@ -381,6 +473,7 @@ const struct rte_mtr_ops nix_mtr_ops = {
.meter_policy_validate = cnxk_nix_mtr_policy_validate,
.meter_policy_add = cnxk_nix_mtr_policy_add,
.meter_policy_delete = cnxk_nix_mtr_policy_delete,
.create = cnxk_nix_mtr_create,
};
int