From: Tamizh chelvam <tamizhr@xxxxxxxxxxxxxx>
This patch adds support to configure per TID AMPDU control
configuration to enable/disable aggregation through the
NL80211_TID_CONFIG_ATTR_AMPDU_CTRL attribute.
Signed-off-by: Tamizh chelvam <tamizhr@xxxxxxxxxxxxxx>
---
include/net/cfg80211.h | 4 ++++
include/uapi/linux/nl80211.h | 9 +++++++++
net/wireless/nl80211.c | 13 +++++++++++++
3 files changed, 26 insertions(+)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 1c3d78a..6575031 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -630,6 +630,8 @@ enum ieee80211_tid_conf_mask {
BIT(NL80211_TID_CONFIG_ATTR_RETRY_SHORT),
IEEE80211_TID_CONF_RETRY_LONG =
BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG),
+ IEEE80211_TID_CONF_AMPDU =
+ BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL),
};
/**
@@ -642,6 +644,7 @@ enum ieee80211_tid_conf_mask {
* @noack: noack configuration value for the TID
* @retry_long: retry count value
* @retry_short: retry count value
+ * @ampdu: Enable/Disable aggregation
*/
struct ieee80211_tid_cfg {
bool config_override;
@@ -650,6 +653,7 @@ struct ieee80211_tid_cfg {
enum nl80211_tid_config noack;
int retry_long;
int retry_short;
+ enum nl80211_tid_config ampdu;
};
/**
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index e7cdca5..9814794 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -4772,6 +4772,8 @@ enum nl80211_tid_config {
* &NL80211_CMD_SET_TID_CONFIG. Its type is u8, min value is 1 and
* the max value should be advertised by the driver through
* max_data_retry_count.
+ * @NL80211_TID_CONFIG_ATTR_AMPDU_CTRL: Enable/Disable aggregation for the TID
+ * specified in %NL80211_TID_CONFIG_ATTR_TIDS. Its type is u8,
*/
enum nl80211_tid_config_attr {
__NL80211_TID_CONFIG_ATTR_INVALID,
@@ -4780,6 +4782,7 @@ enum nl80211_tid_config_attr {
NL80211_TID_CONFIG_ATTR_NOACK,
NL80211_TID_CONFIG_ATTR_RETRY_SHORT,
NL80211_TID_CONFIG_ATTR_RETRY_LONG,
+ NL80211_TID_CONFIG_ATTR_AMPDU_CTRL,
/* keep last */
__NL80211_TID_CONFIG_ATTR_AFTER_LAST,
@@ -5616,6 +5619,10 @@ enum nl80211_feature_flags {
* retry_long count functionality.
* @NL80211_EXT_FEATURE_PER_STA_RETRY_LONG_CONFIG: Driver supports STA specific
* data retry_long count functionality.
+ * @NL80211_EXT_FEATURE_PER_TID_AMPDU_CTRL_CONFIG: Driver supports TID specific
+ * aggregation control(enable/disable).
+ * @NL80211_EXT_FEATURE_PER_STA_AMPDU_CTRL_CONFIG: Driver supports per STA
+ * specific TID aggregation control(enable/disable).
*
* @NUM_NL80211_EXT_FEATURES: number of extended features.
* @MAX_NL80211_EXT_FEATURES: highest extended feature index.
@@ -5670,6 +5677,8 @@ enum nl80211_ext_feature_index {
NL80211_EXT_FEATURE_PER_STA_RETRY_SHORT_CONFIG,
NL80211_EXT_FEATURE_PER_TID_RETRY_LONG_CONFIG,
NL80211_EXT_FEATURE_PER_STA_RETRY_LONG_CONFIG,
+ NL80211_EXT_FEATURE_PER_TID_AMPDU_CTRL_CONFIG,
+ NL80211_EXT_FEATURE_PER_STA_AMPDU_CTRL_CONFIG,
/* add new features before the definition below */
NUM_NL80211_EXT_FEATURES,
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index dcc4514a..3138412 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -336,6 +336,8 @@ static int validate_ie_attr(const struct nlattr *attr,
NLA_POLICY_MAX(NLA_U8, NL80211_TID_CONFIG_DISABLE),
[NL80211_TID_CONFIG_ATTR_RETRY_SHORT] = NLA_POLICY_MIN(NLA_U8, 1),
[NL80211_TID_CONFIG_ATTR_RETRY_LONG] = NLA_POLICY_MIN(NLA_U8, 1),
+ [NL80211_TID_CONFIG_ATTR_AMPDU_CTRL] =
+ NLA_POLICY_MAX(NLA_U8, NL80211_TID_CONFIG_DISABLE),
};
const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
@@ -13956,6 +13958,17 @@ static int parse_tid_conf(struct cfg80211_registered_device *rdev,
return -EINVAL;
}
+ if (attrs[NL80211_TID_CONFIG_ATTR_AMPDU_CTRL]) {
+ err = nl80211_check_tid_config_support(rdev, extack, peer,
+ attrs, tid_conf,
+ AMPDU_CTRL);
+ if (err)
+ return err;
+
+ tid_conf->ampdu =
+ nla_get_u8(attrs[NL80211_TID_CONFIG_ATTR_AMPDU_CTRL]);
+ }
+
return 0;
}
--
1.7.9.5
