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authorYan-Hsuan Chuang <yhchuang@realtek.com>2019-06-14 15:24:12 +0800
committerKalle Valo <kvalo@codeaurora.org>2019-06-25 08:08:59 +0300
commitd41673b941f2d3fdda62930f0e3eabb3aa0ccb2b (patch)
treeb2298b45b3814f1093c56738ae84667226ad49af /drivers/net/wireless
parente1cc056c92f9ee64e7031c614fe85654c3b72dbe (diff)
rtw88: power on again if it was already on
We could fail to power on because it was already on. If the return value is -EALREADY, power off and then power on again to turn on the hardware as expected. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/realtek/rtw88/mac.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c
index 25a923bc6366..fc14b37d927d 100644
--- a/drivers/net/wireless/realtek/rtw88/mac.c
+++ b/drivers/net/wireless/realtek/rtw88/mac.c
@@ -285,8 +285,14 @@ int rtw_mac_power_on(struct rtw_dev *rtwdev)
goto err;
ret = rtw_mac_power_switch(rtwdev, true);
- if (ret)
+ if (ret == -EALREADY) {
+ rtw_mac_power_switch(rtwdev, false);
+ ret = rtw_mac_power_switch(rtwdev, true);
+ if (ret)
+ goto err;
+ } else if (ret) {
goto err;
+ }
ret = rtw_mac_init_system_cfg(rtwdev);
if (ret)