Hello Tamizh,
> Co-Developed-by: Tamizh Chelvam <[email protected]>
> Signed-off-by: Vasanthakumar Thiagarajan <[email protected]>
> Signed-off-by: Tamizh chelvam <[email protected]>
> ---
> include/net/cfg80211.h | 14 +++++++
> include/uapi/linux/nl80211.h | 69 +++++++++++++++++++++++++++++++++
> net/wireless/nl80211.c | 86
> ++++++++++++++++++++++++++++++++++++++++++
> net/wireless/rdev-ops.h | 15 ++++++++
> net/wireless/trace.h | 27 +++++++++++++
> 5 files changed, 211 insertions(+)
...
> diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
> index d744388..d386ad7 100644
> --- a/net/wireless/nl80211.c
> +++ b/net/wireless/nl80211.c
...
> +static int nl80211_set_tid_config(struct sk_buff *skb,
> + struct genl_info *info)
> +{
> + struct cfg80211_registered_device *rdev = info->user_ptr[0];
> + struct nlattr *attrs[NL80211_ATTR_TID_MAX + 1];
> + struct nlattr *tid;
> + struct net_device *dev = info->user_ptr[1];
> + const char *peer = NULL;
> + u8 tid_no;
> + int ret = -EINVAL, retry_short = -1, retry_long = -1;
> +
> + tid = info->attrs[NL80211_ATTR_TID_CONFIG];
> + if (!tid)
> + return -EINVAL;
> +
> + ret = nla_parse_nested(attrs, NL80211_ATTR_TID_MAX, tid,
> + nl80211_attr_tid_policy, info->extack);
> + if (ret)
> + return ret;
> +
> + if (!attrs[NL80211_ATTR_TID])
> + return -EINVAL;
> +
> + if (attrs[NL80211_ATTR_TID_RETRY_SHORT]) {
> + retry_short = nla_get_u8(attrs[NL80211_ATTR_TID_RETRY_SHORT]);
> + if (!retry_short ||
> + retry_short > rdev->wiphy.max_data_retry_count)
> + return -EINVAL;
> + }
> +
> + if (attrs[NL80211_ATTR_TID_RETRY_LONG]) {
> + retry_long = nla_get_u8(attrs[NL80211_ATTR_TID_RETRY_LONG]);
> + if (!retry_long ||
> + retry_long > rdev->wiphy.max_data_retry_count)
> + return -EINVAL;
> + }
> +
> + tid_no = nla_get_u8(attrs[NL80211_ATTR_TID]);
> + if (tid_no >= IEEE80211_FIRST_TSPEC_TSID)
> + return -EINVAL;
> +
> + if (info->attrs[NL80211_ATTR_MAC])
> + peer = nla_data(info->attrs[NL80211_ATTR_MAC]);
> +
> + if (nla_get_flag(attrs[NL80211_ATTR_TID_RETRY_CONFIG])) {
Do we really need this additional flag to indicate retry data ?
Maybe we can simply check retry attrs or even retry data, e.g.:
if (attrs[NL80211_ATTR_TID_RETRY_LONG] ||
attrs[NL80211_ATTR_TID_RETRY_SHORT]) {
...
if ((retry_short > 0) || (retry_long > 0)) {
...
> + if (!wiphy_ext_feature_isset(
> + &rdev->wiphy,
> + NL80211_EXT_FEATURE_PER_TID_RETRY_CONFIG))
> + return -EOPNOTSUPP;
> +
> + if (peer && !wiphy_ext_feature_isset(
> + &rdev->wiphy,
> + NL80211_EXT_FEATURE_PER_STA_RETRY_CONFIG))
> + return -EOPNOTSUPP;
> +
> + if (!rdev->ops->set_data_retry_count ||
> + !rdev->wiphy.max_data_retry_count)
> + return -EOPNOTSUPP;
> +
> + ret = rdev_set_data_retry_count(rdev, dev, peer, tid_no,
> + retry_short, retry_long);
> + }
> +
> + return ret;
> +}
Regards,
Sergey
