diff options
| author | Larry Finger <Larry.Finger@lwfinger.net> | 2017-09-20 16:15:05 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-27 10:38:08 +0200 |
| commit | 5a6fb4920381b13ad3349c1c0288d19426fc2850 (patch) | |
| tree | 3ad447f2c67b446ff064d960290917fce4f32bbc | |
| parent | f1ae556a31dd59ebce9b8282bf271f307777646e (diff) | |
rtlwifi: rtl8821ae: Fix connection lost problem
commit b8b8b16352cd90c6083033fd4487f04fae935c18 upstream.
In commit 40b368af4b75 ("rtlwifi: Fix alignment issues"), the read
of REG_DBI_READ was changed from 16 to 8 bits. For unknown reasonsi
this change results in reduced stability for the wireless connection.
This regression was located using bisection.
Fixes: 40b368af4b75 ("rtlwifi: Fix alignment issues")
Reported-and-tested-by: James Cameron <quozl@laptop.org>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c index 2cbef9647acc..1281ebe0c30a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c @@ -1128,7 +1128,7 @@ static u8 _rtl8821ae_dbi_read(struct rtl_priv *rtlpriv, u16 addr) } if (0 == tmp) { read_addr = REG_DBI_RDATA + addr % 4; - ret = rtl_read_byte(rtlpriv, read_addr); + ret = rtl_read_word(rtlpriv, read_addr); } return ret; } |