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ASoC: fsl_ssi: remove duplicated flag setting in fsl_ssi_setup_reg_vals()

Message ID 9c78bea8-c264-0094-c2e9-950a9f7797e6@maciej.szmigiero.name (mailing list archive)
State Accepted
Commit 74231295c67ada29a4566272d8ac4886d09f3e83
Headers show

Commit Message

Maciej S. Szmigiero Nov. 20, 2017, 10:12 p.m. UTC
We don't need to set CCSR_SSI_SIER_RFF0_EN / CCSR_SSI_SIER_TFE0_EN bits
in reg->rx.sier / reg->tx.sier variables in a non-AC'97 mode considering we
had just initialized these variables to these very values unconditionally a
few lines earlier.

Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
---
 sound/soc/fsl/fsl_ssi.c | 2 --
 1 file changed, 2 deletions(-)

Comments

Nicolin Chen Nov. 20, 2017, 11:16 p.m. UTC | #1
On Mon, Nov 20, 2017 at 11:12:01PM +0100, Maciej S. Szmigiero wrote:
> We don't need to set CCSR_SSI_SIER_RFF0_EN / CCSR_SSI_SIER_TFE0_EN bits
> in reg->rx.sier / reg->tx.sier variables in a non-AC'97 mode considering we
> had just initialized these variables to these very values unconditionally a
> few lines earlier.
> 
> Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>

Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>

> ---
>  sound/soc/fsl/fsl_ssi.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
> index f2f51e06e22c..48bb850a34d9 100644
> --- a/sound/soc/fsl/fsl_ssi.c
> +++ b/sound/soc/fsl/fsl_ssi.c
> @@ -597,9 +597,7 @@ static void fsl_ssi_setup_reg_vals(struct fsl_ssi_private *ssi_private)
>  
>  	if (!fsl_ssi_is_ac97(ssi_private)) {
>  		reg->rx.scr = CCSR_SSI_SCR_SSIEN | CCSR_SSI_SCR_RE;
> -		reg->rx.sier |= CCSR_SSI_SIER_RFF0_EN;
>  		reg->tx.scr = CCSR_SSI_SCR_SSIEN | CCSR_SSI_SCR_TE;
> -		reg->tx.sier |= CCSR_SSI_SIER_TFE0_EN;
>  	}
>  
>  	if (ssi_private->use_dma) {
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> Alsa-devel@alsa-project.org
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Patch

diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index f2f51e06e22c..48bb850a34d9 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -597,9 +597,7 @@  static void fsl_ssi_setup_reg_vals(struct fsl_ssi_private *ssi_private)
 
 	if (!fsl_ssi_is_ac97(ssi_private)) {
 		reg->rx.scr = CCSR_SSI_SCR_SSIEN | CCSR_SSI_SCR_RE;
-		reg->rx.sier |= CCSR_SSI_SIER_RFF0_EN;
 		reg->tx.scr = CCSR_SSI_SCR_SSIEN | CCSR_SSI_SCR_TE;
-		reg->tx.sier |= CCSR_SSI_SIER_TFE0_EN;
 	}
 
 	if (ssi_private->use_dma) {