diff mbox

ALSA: control: evaluate macro instead of numerical value

Message ID 1423494147-24103-1-git-send-email-o-takashi@sakamocchi.jp (mailing list archive)
State New, archived
Headers show

Commit Message

Takashi Sakamoto Feb. 9, 2015, 3:02 p.m. UTC
SNDRV_CTL_TLV_OP_XXX is defined but not used in core code. Instead,
raw numerical value is evaluated.

This commit replaces these values to these macros for better looking.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
---
 sound/core/control.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

Comments

Takashi Iwai Feb. 9, 2015, 3:31 p.m. UTC | #1
At Tue, 10 Feb 2015 00:02:27 +0900,
Takashi Sakamoto wrote:
> 
> SNDRV_CTL_TLV_OP_XXX is defined but not used in core code. Instead,
> raw numerical value is evaluated.
> 
> This commit replaces these values to these macros for better looking.
> 
> Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>

Applied, thanks.


Takashi

> ---
>  sound/core/control.c | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)
> 
> diff --git a/sound/core/control.c b/sound/core/control.c
> index 8aae6ea..6a72b3e 100644
> --- a/sound/core/control.c
> +++ b/sound/core/control.c
> @@ -1077,7 +1077,7 @@ static int snd_ctl_elem_user_tlv(struct snd_kcontrol *kcontrol,
>  	int change = 0;
>  	void *new_data;
>  
> -	if (op_flag > 0) {
> +	if (op_flag == SNDRV_CTL_TLV_OP_WRITE) {
>  		if (size > 1024 * 128)	/* sane value */
>  			return -EINVAL;
>  
> @@ -1333,9 +1333,12 @@ static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
>  		goto __kctl_end;
>  	}
>  	vd = &kctl->vd[tlv.numid - kctl->id.numid];
> -	if ((op_flag == 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) == 0) ||
> -	    (op_flag > 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) == 0) ||
> -	    (op_flag < 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) == 0)) {
> +	if ((op_flag == SNDRV_CTL_TLV_OP_READ &&
> +	     (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) == 0) ||
> +	    (op_flag == SNDRV_CTL_TLV_OP_WRITE &&
> +	     (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) == 0) ||
> +	    (op_flag == SNDRV_CTL_TLV_OP_CMD &&
> +	     (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) == 0)) {
>  	    	err = -ENXIO;
>  	    	goto __kctl_end;
>  	}
> @@ -1352,7 +1355,7 @@ static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
>  			return 0;
>  		}
>  	} else {
> -		if (op_flag) {
> +		if (op_flag != SNDRV_CTL_TLV_OP_READ) {
>  			err = -ENXIO;
>  			goto __kctl_end;
>  		}
> -- 
> 2.1.0
>
diff mbox

Patch

diff --git a/sound/core/control.c b/sound/core/control.c
index 8aae6ea..6a72b3e 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -1077,7 +1077,7 @@  static int snd_ctl_elem_user_tlv(struct snd_kcontrol *kcontrol,
 	int change = 0;
 	void *new_data;
 
-	if (op_flag > 0) {
+	if (op_flag == SNDRV_CTL_TLV_OP_WRITE) {
 		if (size > 1024 * 128)	/* sane value */
 			return -EINVAL;
 
@@ -1333,9 +1333,12 @@  static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
 		goto __kctl_end;
 	}
 	vd = &kctl->vd[tlv.numid - kctl->id.numid];
-	if ((op_flag == 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) == 0) ||
-	    (op_flag > 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) == 0) ||
-	    (op_flag < 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) == 0)) {
+	if ((op_flag == SNDRV_CTL_TLV_OP_READ &&
+	     (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) == 0) ||
+	    (op_flag == SNDRV_CTL_TLV_OP_WRITE &&
+	     (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) == 0) ||
+	    (op_flag == SNDRV_CTL_TLV_OP_CMD &&
+	     (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) == 0)) {
 	    	err = -ENXIO;
 	    	goto __kctl_end;
 	}
@@ -1352,7 +1355,7 @@  static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
 			return 0;
 		}
 	} else {
-		if (op_flag) {
+		if (op_flag != SNDRV_CTL_TLV_OP_READ) {
 			err = -ENXIO;
 			goto __kctl_end;
 		}