[PATCH 1/1] video: backlight: cr_bllcd: Remove unused variable 'intensity'

[PATCH 1/1] video: backlight: cr_bllcd: Remove unused variable 'intensity'

[Lee Jones]

Fixes the following kernel build warning:

 drivers/video/backlight/cr_bllcd.c: In function ‘cr_backlight_set_intensity’:
 drivers/video/backlight/cr_bllcd.c:62:6: warning: unused variable ‘intensity’ [-Wunused-variable]
 62 | int intensity = bd->props.brightness;
 | ^~~~~~~~~

Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Jingoo Han <jingoohan1@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-fbdev@vger.kernel.org
Fixes: 24d34617c24f ("backlight: cr_bllcd: Introduce gpio-backlight semantics")
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
 drivers/video/backlight/cr_bllcd.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/video/backlight/cr_bllcd.c b/drivers/video/backlight/cr_bllcd.c
index a24d42e1ea3cd..4ad0a72531fe2 100644
--- a/drivers/video/backlight/cr_bllcd.c
+++ b/drivers/video/backlight/cr_bllcd.c
@@ -59,7 +59,6 @@ struct cr_panel {
 
 static int cr_backlight_set_intensity(struct backlight_device *bd)
 {
-	int intensity = bd->props.brightness;
 	u32 addr = gpio_bar + CRVML_PANEL_PORT;
 	u32 cur = inl(addr);
 
-- 
2.25.1


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Re: [PATCH 1/1] video: backlight: cr_bllcd: Remove unused variable 'intensity'

[Sam Ravnborg]

Hi Lee.

On Tue, Jul 21, 2020 at 08:39:19AM +0100, Lee Jones wrote:
> Fixes the following kernel build warning:
> 
>  drivers/video/backlight/cr_bllcd.c: In function ‘cr_backlight_set_intensity’:
>  drivers/video/backlight/cr_bllcd.c:62:6: warning: unused variable ‘intensity’ [-Wunused-variable]
>  62 | int intensity = bd->props.brightness;
>  | ^~~~~~~~~
> 
> Cc: Sam Ravnborg <sam@ravnborg.org>
> Cc: Daniel Thompson <daniel.thompson@linaro.org>
> Cc: Jingoo Han <jingoohan1@gmail.com>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> Cc: dri-devel@lists.freedesktop.org
> Cc: linux-fbdev@vger.kernel.org
> Fixes: 24d34617c24f ("backlight: cr_bllcd: Introduce gpio-backlight semantics")
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

Thanks for fixing this.
The driver only build for X86 so the warnings was lost in other build
noise.
One more thing to improve before next submission - sorry for this.

Reviewed-by: Sam Ravnborg <sam@ravnborg.org>

> ---
>  drivers/video/backlight/cr_bllcd.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/video/backlight/cr_bllcd.c b/drivers/video/backlight/cr_bllcd.c
> index a24d42e1ea3cd..4ad0a72531fe2 100644
> --- a/drivers/video/backlight/cr_bllcd.c
> +++ b/drivers/video/backlight/cr_bllcd.c
> @@ -59,7 +59,6 @@ struct cr_panel {
>  
>  static int cr_backlight_set_intensity(struct backlight_device *bd)
>  {
> -	int intensity = bd->props.brightness;
>  	u32 addr = gpio_bar + CRVML_PANEL_PORT;
>  	u32 cur = inl(addr);
>  
> -- 
> 2.25.1
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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Re: [PATCH 1/1] video: backlight: cr_bllcd: Remove unused variable 'intensity'

[Daniel Thompson]

On Tue, Jul 21, 2020 at 08:39:19AM +0100, Lee Jones wrote:
> Fixes the following kernel build warning:
> 
>  drivers/video/backlight/cr_bllcd.c: In function ‘cr_backlight_set_intensity’:
>  drivers/video/backlight/cr_bllcd.c:62:6: warning: unused variable ‘intensity’ [-Wunused-variable]
>  62 | int intensity = bd->props.brightness;
>  | ^~~~~~~~~
> 
> Cc: Sam Ravnborg <sam@ravnborg.org>
> Cc: Daniel Thompson <daniel.thompson@linaro.org>
> Cc: Jingoo Han <jingoohan1@gmail.com>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> Cc: dri-devel@lists.freedesktop.org
> Cc: linux-fbdev@vger.kernel.org
> Fixes: 24d34617c24f ("backlight: cr_bllcd: Introduce gpio-backlight semantics")
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

I doubt you are awaiting this for a one line fixup... but just in case:

Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>


Daniel.

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