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authorKai-Heng Feng <kai.heng.feng@canonical.com>2020-04-23 10:30:07 +0300
committerKalle Valo <kvalo@codeaurora.org>2020-05-06 11:30:34 +0300
commitfd5d781964b05ab586e690923dba6eca3cc16723 (patch)
tree83f969c18484d68ec8403442e6e6a2eb721e1176 /drivers/net/wireless/realtek
parent57a29df341466b5cca43ba3d2d7064426727d7c3 (diff)
downloadlinux-fd5d781964b05ab586e690923dba6eca3cc16723.tar.xz
rtw88: Use udelay instead of usleep in atomic context
It's incorrect to use usleep in atomic context. Switch to a macro which uses udelay instead of usleep to prevent the issue. Fixes: 6343a6d4b213 ("rtw88: Add delay on polling h2c command status bit") Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/20200423073007.3566-1-kai.heng.feng@canonical.com
Diffstat (limited to 'drivers/net/wireless/realtek')
-rw-r--r--drivers/net/wireless/realtek/rtw88/fw.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c
index dde7823143ea..5e981fdeee3c 100644
--- a/drivers/net/wireless/realtek/rtw88/fw.c
+++ b/drivers/net/wireless/realtek/rtw88/fw.c
@@ -228,9 +228,9 @@ static void rtw_fw_send_h2c_command(struct rtw_dev *rtwdev,
goto out;
}
- ret = read_poll_timeout(rtw_read8, box_state,
- !((box_state >> box) & 0x1), 100, 3000, false,
- rtwdev, REG_HMETFR);
+ ret = read_poll_timeout_atomic(rtw_read8, box_state,
+ !((box_state >> box) & 0x1), 100, 3000,
+ false, rtwdev, REG_HMETFR);
if (ret) {
rtw_err(rtwdev, "failed to send h2c command\n");