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wifi: mt76: mt792x: report txpower for the requested vif link

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mt792x currently reports txpower from the generic PHY cached state,
which may not match the requested vif/link context.

Resolve the requested link channel and derive txpower from that channel
instead, with fallback to the current PHY chandef if no valid chanctx is
available.

Reported-by: Devin Wittmayer <[email protected]>
Closes: https://lore.kernel.org/linux-wireless/[email protected]/
Tested-by: Devin Wittmayer <[email protected]>
Tested-by: Satadru Pramanik <[email protected]>
Signed-off-by: Sean Wang <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Sean Wang
2026-06-02 13:19:17 +02:00
committed by Felix Fietkau
parent 1e05654e6a
commit 994443de60
4 changed files with 45 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt792x.h
+2
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@@ -416,6 +416,8 @@ void mt792x_roc_timer(struct timer_list *timer);
void mt792x_csa_timer(struct timer_list *timer);
void mt792x_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u32 queues, bool drop);
int mt792x_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
unsigned int link_id, int *dbm);
int mt792x_assign_vif_chanctx(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *link_conf,