On Thu, 2020-05-14 at 18:13 +0000, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Currently ldo_pwr has the LDO25 voltage bits set to zero and then
> it is overwritten with the new voltage setting. The assignment
> looks incorrect, it should be bit-wise or'ing in the new voltage
> setting rather than a direct assignment.
>
> Addresses-Coverity: ("Unused value")
> Fixes: 1afb5eb7a00d ("rtw88: 8723d: Add cfg_ldo25 to control LDO25")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Thank you for your fix.
Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
> ---
> drivers/net/wireless/realtek/rtw88/rtw8723d.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c
> b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
> index b517af417e0e..2c6e417c5bca 100644
> --- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c
> +++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
> @@ -561,7 +561,7 @@ static void rtw8723d_cfg_ldo25(struct rtw_dev *rtwdev,
> bool enable)
> ldo_pwr = rtw_read8(rtwdev, REG_LDO_EFUSE_CTRL + 3);
> if (enable) {
> ldo_pwr &= ~BIT_MASK_LDO25_VOLTAGE;
> - ldo_pwr = (BIT_LDO25_VOLTAGE_V25 << 4) | BIT_LDO25_EN;
> + ldo_pwr |= (BIT_LDO25_VOLTAGE_V25 << 4) | BIT_LDO25_EN;
> } else {
> ldo_pwr &= ~BIT_LDO25_EN;
> }
> --
> 2.25.1
>
>
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