Re: [PATCH] drm/fb-helper: Make docs for fb_set_suspend wrappers consistent

["Noralf Trønnes" <noralf@tronnes.org>]

Den 23.08.2016 17:27, skrev Daniel Vetter:
> I figured I might as well go ocd and make them booleans and rename the
> locked version too.
>
> Reported-by: kbuild test robot <fengguang.wu@intel.com>
> Cc: Noralf Trønnes <noralf@tronnes.org>
> Fixes: cfe63423d9be ("drm/fb-helper: Add drm_fb_helper_set_suspend_unlocked()")
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> ---
>   drivers/gpu/drm/drm_fb_helper.c | 8 ++++----
>   include/drm/drm_fb_helper.h     | 6 +++---
>   2 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
> index 10585c462d85..e1af1d08511b 100644
> --- a/drivers/gpu/drm/drm_fb_helper.c
> +++ b/drivers/gpu/drm/drm_fb_helper.c
> @@ -1035,13 +1035,13 @@ EXPORT_SYMBOL(drm_fb_helper_cfb_imageblit);
>   /**
>    * drm_fb_helper_set_suspend - wrapper around fb_set_suspend
>    * @fb_helper: driver-allocated fbdev helper
> - * @state: desired state, zero to resume, non-zero to suspend
> + * @suspend: whether to suspend or resume
>    *
>    * A wrapper around fb_set_suspend implemented by fbdev core.
>    * Use drm_fb_helper_set_suspend_unlocked() if you don't need to take
>    * the lock yourself
>    */
> -void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, int state)
> +void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, bool suspend)
>   {
>   	if (fb_helper && fb_helper->fbdev)
>   		fb_set_suspend(fb_helper->fbdev, state);

Forgot to change state to suspend here.

> @@ -1052,7 +1052,7 @@ EXPORT_SYMBOL(drm_fb_helper_set_suspend);
>    * drm_fb_helper_set_suspend_unlocked - wrapper around fb_set_suspend that also
>    *                                      takes the console lock
>    * @fb_helper: driver-allocated fbdev helper
> - * @state: desired state, zero to resume, non-zero to suspend
> + * @suspend: whether to suspend or resume
>    *
>    * A wrapper around fb_set_suspend() that takes the console lock. If the lock
>    * isn't available on resume, a worker is tasked with waiting for the lock
> @@ -1065,7 +1065,7 @@ EXPORT_SYMBOL(drm_fb_helper_set_suspend);
>    * Use drm_fb_helper_set_suspend() if you need to take the lock yourself.
>    */
>   void drm_fb_helper_set_suspend_unlocked(struct drm_fb_helper *fb_helper,
> -					int suspend)
> +					bool suspend)
>   {
>   	if (!fb_helper || !fb_helper->fbdev)
>   		return;
> diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
> index 0c6e53d9ce68..6c812e3c8bfc 100644
> --- a/include/drm/drm_fb_helper.h
> +++ b/include/drm/drm_fb_helper.h
> @@ -265,9 +265,9 @@ void drm_fb_helper_cfb_copyarea(struct fb_info *info,
>   void drm_fb_helper_cfb_imageblit(struct fb_info *info,
>   				 const struct fb_image *image);
>   
> -void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, int state);
> +void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, bool suspend);
>   void drm_fb_helper_set_suspend_unlocked(struct drm_fb_helper *fb_helper,
> -					int suspend);
> +					bool suspend);
>   
>   int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info);
>   
> @@ -421,7 +421,7 @@ static inline void drm_fb_helper_cfb_imageblit(struct fb_info *info,
>   }
>   
>   static inline void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper,
> -					     int state)
> +					     bool suspend)
>   {
>   }
>   

The _unlocked version also needs the bool change here in the #else section.

With that:
Acked-by: Noralf Trønnes <noralf@tronnes.org>

Thanks for fixing up my docs omission.

Noralf.

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