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net/txgbe: add TM hierarchy commit

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Add traffic manager hierarchy commit.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
This commit is contained in:
Jiawen Wu 2020-12-18 17:36:56 +08:00 committed by Ferruh Yigit
parent 0611a69bb7
commit 1784c5f947
1 changed files with 70 additions and 0 deletions
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70
drivers/net/txgbe/txgbe_tm.c
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@ -33,6 +33,9 @@ static int txgbe_node_capabilities_get(struct rte_eth_dev *dev,
uint32_t node_id,
struct rte_tm_node_capabilities *cap,
struct rte_tm_error *error);
static int txgbe_hierarchy_commit(struct rte_eth_dev *dev,
int clear_on_fail,
struct rte_tm_error *error);
const struct rte_tm_ops txgbe_tm_ops = {
.capabilities_get = txgbe_tm_capabilities_get,
@ -43,6 +46,7 @@ const struct rte_tm_ops txgbe_tm_ops = {
.node_type_get = txgbe_node_type_get,
.level_capabilities_get = txgbe_level_capabilities_get,
.node_capabilities_get = txgbe_node_capabilities_get,
.hierarchy_commit = txgbe_hierarchy_commit,
};
int
@ -950,3 +954,69 @@ txgbe_node_capabilities_get(struct rte_eth_dev *dev,
return 0;
}
static int
txgbe_hierarchy_commit(struct rte_eth_dev *dev,
int clear_on_fail,
struct rte_tm_error *error)
{
struct txgbe_tm_conf *tm_conf = TXGBE_DEV_TM_CONF(dev);
struct txgbe_tm_node *tm_node;
uint64_t bw;
int ret;
if (!error)
return -EINVAL;
/* check the setting */
if (!tm_conf->root)
goto done;
/* not support port max bandwidth yet */
if (tm_conf->root->shaper_profile &&
tm_conf->root->shaper_profile->profile.peak.rate) {
error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
error->message = "no port max bandwidth";
goto fail_clear;
}
/* HW not support TC max bandwidth */
TAILQ_FOREACH(tm_node, &tm_conf->tc_list, node) {
if (tm_node->shaper_profile &&
tm_node->shaper_profile->profile.peak.rate) {
error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
error->message = "no TC max bandwidth";
goto fail_clear;
}
}
/* queue max bandwidth */
TAILQ_FOREACH(tm_node, &tm_conf->queue_list, node) {
if (tm_node->shaper_profile)
bw = tm_node->shaper_profile->profile.peak.rate;
else
bw = 0;
if (bw) {
/* interpret Bps to Mbps */
bw = bw * 8 / 1000 / 1000;
ret = txgbe_set_queue_rate_limit(dev, tm_node->no, bw);
if (ret) {
error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
error->message =
"failed to set queue max bandwidth";
goto fail_clear;
}
}
}
done:
tm_conf->committed = true;
return 0;
fail_clear:
/* clear all the traffic manager configuration */
if (clear_on_fail) {
txgbe_tm_conf_uninit(dev);
txgbe_tm_conf_init(dev);
}
return -EINVAL;
}