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authorZong-Zhe Yang <kevin_yang@realtek.com>2025-05-11 06:52:13 +0300
committerPing-Ke Shih <pkshih@realtek.com>2025-05-16 03:43:12 +0300
commit8ee99b998fc4a0c1aece047bb2f933903cf35f23 (patch)
tree52509ccb504e4b143d792700767cc14cf8b6af96
parent46b607974866f59d707d19fc6d954bb3d2c15512 (diff)
downloadlinux-8ee99b998fc4a0c1aece047bb2f933903cf35f23.tar.xz
wifi: rtw89: mcc: drop queued chanctx changes when stopping
When MCC is about to stop, there may be some chanctx changes which are queued for work but have not yet been run. To avoid these changes from being processed in a wrong state (e.g. next new MCC instance), cancel the queued work and drop queued changes. Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Link: https://patch.msgid.link/20250511035217.10410-3-pkshih@realtek.com
-rw-r--r--drivers/net/wireless/realtek/rtw89/chan.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/chan.c b/drivers/net/wireless/realtek/rtw89/chan.c
index ff476bde39ab..e733564abc7a 100644
--- a/drivers/net/wireless/realtek/rtw89/chan.c
+++ b/drivers/net/wireless/realtek/rtw89/chan.c
@@ -2150,6 +2150,7 @@ static int rtw89_mcc_stop_sel_iterator(struct rtw89_dev *rtwdev,
static void rtw89_mcc_stop(struct rtw89_dev *rtwdev,
const struct rtw89_chanctx_pause_parm *pause)
{
+ struct rtw89_hal *hal = &rtwdev->hal;
struct rtw89_mcc_info *mcc = &rtwdev->mcc;
struct rtw89_mcc_role *ref = &mcc->role_ref;
struct rtw89_mcc_stop_sel sel = {
@@ -2157,6 +2158,11 @@ static void rtw89_mcc_stop(struct rtw89_dev *rtwdev,
};
int ret;
+ if (!pause) {
+ wiphy_delayed_work_cancel(rtwdev->hw->wiphy, &rtwdev->chanctx_work);
+ bitmap_zero(hal->changes, NUM_OF_RTW89_CHANCTX_CHANGES);
+ }
+
/* by default, stop at ref */
rtw89_iterate_mcc_roles(rtwdev, rtw89_mcc_stop_sel_iterator, &sel);
if (!sel.filled)