@@ -1595,6 +1595,7 @@ struct cfg80211_color_change_settings {
*
* Used to pass interface combination parameters
*
+ * @radio: when set, check radio specific interface combinations.
* @num_different_channels: the number of different channels we want
* to use for verification
* @radar_detect: a bitmap where each bit corresponds to a channel
@@ -1608,6 +1609,7 @@ struct cfg80211_color_change_settings {
* the verification
*/
struct iface_combination_params {
+ const struct wiphy_radio *radio;
int num_different_channels;
u8 radar_detect;
int iftype_num[NUM_NL80211_IFTYPES];
@@ -4577,6 +4579,7 @@ struct mgmt_frame_regs {
*
* @set_hw_timestamp: Enable/disable HW timestamping of TM/FTM frames.
* @set_ttlm: set the TID to link mapping.
+ * @get_radio_mask: get bitmask of radios in use
*/
struct cfg80211_ops {
int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -4938,6 +4941,8 @@ struct cfg80211_ops {
struct cfg80211_set_hw_timestamp *hwts);
int (*set_ttlm)(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_ttlm_params *params);
+ int (*get_radio_mask)(struct wiphy *wiphy, struct net_device *dev,
+ u32 *mask);
};
/*
@@ -1542,4 +1542,21 @@ rdev_set_ttlm(struct cfg80211_registered_device *rdev,
return ret;
}
+
+static inline int
+rdev_get_radio_mask(struct cfg80211_registered_device *rdev,
+ struct net_device *dev, u32 *mask)
+{
+ struct wiphy *wiphy = &rdev->wiphy;
+ int ret;
+
+ if (!rdev->ops->get_radio_mask)
+ return -EOPNOTSUPP;
+
+ trace_rdev_get_radio_mask(wiphy, dev);
+ ret = rdev->ops->get_radio_mask(wiphy, dev, mask);
+ trace_rdev_return_int(wiphy, ret);
+
+ return ret;
+}
#endif /* __CFG80211_RDEV_OPS */
@@ -4081,6 +4081,11 @@ TRACE_EVENT(cfg80211_links_removed,
__entry->link_mask)
);
+DEFINE_EVENT(wiphy_netdev_evt, rdev_get_radio_mask,
+ TP_PROTO(struct wiphy *wiphy, struct net_device *netdev),
+ TP_ARGS(wiphy, netdev)
+);
+
#endif /* !__RDEV_OPS_TRACE || TRACE_HEADER_MULTI_READ */
#undef TRACE_INCLUDE_PATH
@@ -2305,20 +2305,35 @@ static int cfg80211_wdev_bi(struct wireless_dev *wdev)
static void cfg80211_calculate_bi_data(struct wiphy *wiphy, u32 new_beacon_int,
u32 *beacon_int_gcd,
- bool *beacon_int_different)
+ bool *beacon_int_different,
+ const struct wiphy_radio *radio)
{
+ struct cfg80211_registered_device *rdev;
struct wireless_dev *wdev;
+ int radio_idx = -1;
*beacon_int_gcd = 0;
*beacon_int_different = false;
+ if (radio)
+ radio_idx = radio - wiphy->radio;
+ rdev = wiphy_to_rdev(wiphy);
list_for_each_entry(wdev, &wiphy->wdev_list, list) {
int wdev_bi;
+ u32 mask;
/* this feature isn't supported with MLO */
if (wdev->valid_links)
continue;
+ if (radio_idx >= 0) {
+ if (rdev_get_radio_mask(rdev, wdev->netdev, &mask))
+ continue;
+
+ if (!(mask & BIT(radio_idx)))
+ continue;
+ }
+
wdev_bi = cfg80211_wdev_bi(wdev);
if (!wdev_bi)
@@ -2366,9 +2381,11 @@ int cfg80211_iter_combinations(struct wiphy *wiphy,
void *data),
void *data)
{
+ const struct wiphy_radio *radio = params->radio;
+ const struct ieee80211_iface_combination *c;
const struct ieee80211_regdomain *regdom;
enum nl80211_dfs_regions region = 0;
- int i, j, iftype;
+ int i, j, n, iftype;
int num_interfaces = 0;
u32 used_iftypes = 0;
u32 beacon_int_gcd;
@@ -2385,7 +2402,8 @@ int cfg80211_iter_combinations(struct wiphy *wiphy,
* interfaces (while being brought up) and channel/radar data.
*/
cfg80211_calculate_bi_data(wiphy, params->new_beacon_int,
- &beacon_int_gcd, &beacon_int_different);
+ &beacon_int_gcd, &beacon_int_different,
+ radio);
if (params->radar_detect) {
rcu_read_lock();
@@ -2402,13 +2420,17 @@ int cfg80211_iter_combinations(struct wiphy *wiphy,
used_iftypes |= BIT(iftype);
}
- for (i = 0; i < wiphy->n_iface_combinations; i++) {
- const struct ieee80211_iface_combination *c;
+ if (radio) {
+ c = radio->iface_combinations;
+ n = radio->n_iface_combinations;
+ } else {
+ c = wiphy->iface_combinations;
+ n = wiphy->n_iface_combinations;
+ }
+ for (i = 0; i < n; i++, c++) {
struct ieee80211_iface_limit *limits;
u32 all_iftypes = 0;
- c = &wiphy->iface_combinations[i];
-
if (num_interfaces > c->max_interfaces)
continue;
if (params->num_different_channels > c->num_different_channels)
Add a field in struct iface_combination_params to check per-radio interface combinations instead of per-wiphy ones. Signed-off-by: Felix Fietkau <nbd@nbd.name> --- include/net/cfg80211.h | 5 +++++ net/wireless/rdev-ops.h | 17 +++++++++++++++++ net/wireless/trace.h | 5 +++++ net/wireless/util.c | 36 +++++++++++++++++++++++++++++------- 4 files changed, 56 insertions(+), 7 deletions(-)