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* [PATCH -next] mmc: rtsx_usb_sdmmc: simplify the return expression of sd_change_phase()
@ 2020-09-21 13:10 Qinglang Miao
  2020-09-24 12:49 ` Ulf Hansson
  0 siblings, 1 reply; 2+ messages in thread
From: Qinglang Miao @ 2020-09-21 13:10 UTC (permalink / raw)
  To: Ulf Hansson; +Cc: linux-mmc, linux-kernel, Qinglang Miao

Simplify the return expression.

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
---
 drivers/mmc/host/rtsx_usb_sdmmc.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c
index 598f49573..5fe4528e2 100644
--- a/drivers/mmc/host/rtsx_usb_sdmmc.c
+++ b/drivers/mmc/host/rtsx_usb_sdmmc.c
@@ -579,7 +579,6 @@ static void sd_normal_rw(struct rtsx_usb_sdmmc *host,
 static int sd_change_phase(struct rtsx_usb_sdmmc *host, u8 sample_point, int tx)
 {
 	struct rtsx_ucr *ucr = host->ucr;
-	int err;
 
 	dev_dbg(sdmmc_dev(host), "%s: %s sample_point = %d\n",
 			__func__, tx ? "TX" : "RX", sample_point);
@@ -601,11 +600,7 @@ static int sd_change_phase(struct rtsx_usb_sdmmc *host, u8 sample_point, int tx)
 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, 0);
 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1, SD_ASYNC_FIFO_RST, 0);
 
-	err = rtsx_usb_send_cmd(ucr, MODE_C, 100);
-	if (err)
-		return err;
-
-	return 0;
+	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
 }
 
 static inline u32 get_phase_point(u32 phase_map, unsigned int idx)
-- 
2.23.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH -next] mmc: rtsx_usb_sdmmc: simplify the return expression of sd_change_phase()
  2020-09-21 13:10 [PATCH -next] mmc: rtsx_usb_sdmmc: simplify the return expression of sd_change_phase() Qinglang Miao
@ 2020-09-24 12:49 ` Ulf Hansson
  0 siblings, 0 replies; 2+ messages in thread
From: Ulf Hansson @ 2020-09-24 12:49 UTC (permalink / raw)
  To: Qinglang Miao; +Cc: linux-mmc, Linux Kernel Mailing List

On Mon, 21 Sep 2020 at 15:10, Qinglang Miao <miaoqinglang@huawei.com> wrote:
>
> Simplify the return expression.
>
> Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/rtsx_usb_sdmmc.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c
> index 598f49573..5fe4528e2 100644
> --- a/drivers/mmc/host/rtsx_usb_sdmmc.c
> +++ b/drivers/mmc/host/rtsx_usb_sdmmc.c
> @@ -579,7 +579,6 @@ static void sd_normal_rw(struct rtsx_usb_sdmmc *host,
>  static int sd_change_phase(struct rtsx_usb_sdmmc *host, u8 sample_point, int tx)
>  {
>         struct rtsx_ucr *ucr = host->ucr;
> -       int err;
>
>         dev_dbg(sdmmc_dev(host), "%s: %s sample_point = %d\n",
>                         __func__, tx ? "TX" : "RX", sample_point);
> @@ -601,11 +600,7 @@ static int sd_change_phase(struct rtsx_usb_sdmmc *host, u8 sample_point, int tx)
>         rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, 0);
>         rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1, SD_ASYNC_FIFO_RST, 0);
>
> -       err = rtsx_usb_send_cmd(ucr, MODE_C, 100);
> -       if (err)
> -               return err;
> -
> -       return 0;
> +       return rtsx_usb_send_cmd(ucr, MODE_C, 100);
>  }
>
>  static inline u32 get_phase_point(u32 phase_map, unsigned int idx)
> --
> 2.23.0
>

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2020-09-24 12:50 UTC | newest]

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2020-09-21 13:10 [PATCH -next] mmc: rtsx_usb_sdmmc: simplify the return expression of sd_change_phase() Qinglang Miao
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