[v2,1/2] drm: crc: Call wake_up_interruptible() each time there is a new CRC entry
diff mbox

Message ID 1483694104-25627-1-git-send-email-benjamin.gaignard@linaro.org
State New
Headers show

Commit Message

Benjamin Gaignard Jan. 6, 2017, 9:15 a.m. UTC
Each time new data has being added in CRC list inform reader by calling
wake_up_interruptible().
This should avoid to do it in all drivers.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/drm_debugfs_crc.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Daniel Vetter Jan. 6, 2017, 2:23 p.m. UTC | #1
On Fri, Jan 06, 2017 at 10:15:03AM +0100, Benjamin Gaignard wrote:
> Each time new data has being added in CRC list inform reader by calling
> wake_up_interruptible().
> This should avoid to do it in all drivers.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
> Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
> Cc: Daniel Vetter <daniel.vetter@ffwll.ch>

Applied with Tomeu's irc r-b.

Thanks, Daniel
> ---
>  drivers/gpu/drm/drm_debugfs_crc.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c
> index 8b0eeee..96891c4 100644
> --- a/drivers/gpu/drm/drm_debugfs_crc.c
> +++ b/drivers/gpu/drm/drm_debugfs_crc.c
> @@ -363,6 +363,8 @@ int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame,
>  
>  	spin_unlock(&crc->lock);
>  
> +	wake_up_interruptible(&crc->wq);
> +
>  	return 0;
>  }
>  EXPORT_SYMBOL_GPL(drm_crtc_add_crc_entry);
> -- 
> 1.9.1
>

Patch
diff mbox

diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c
index 8b0eeee..96891c4 100644
--- a/drivers/gpu/drm/drm_debugfs_crc.c
+++ b/drivers/gpu/drm/drm_debugfs_crc.c
@@ -363,6 +363,8 @@  int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame,
 
 	spin_unlock(&crc->lock);
 
+	wake_up_interruptible(&crc->wq);
+
 	return 0;
 }
 EXPORT_SYMBOL_GPL(drm_crtc_add_crc_entry);