In some cases so much of the framebuffer is updated that it is not worth copying the changes piece by piece to the copy framebuffer. Add a function to copy the whole thing.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/video/video-uclass.c | 10 ++++++++++ include/video.h | 14 ++++++++++++++ 2 files changed, 24 insertions(+)
diff --git a/drivers/video/video-uclass.c b/drivers/video/video-uclass.c index 8883e290357..8a832aef01a 100644 --- a/drivers/video/video-uclass.c +++ b/drivers/video/video-uclass.c @@ -275,6 +275,16 @@ int video_sync_copy(struct udevice *dev, void *from, void *to)
return 0; } + +int video_sync_copy_all(struct udevice *dev) +{ + struct video_priv *priv = dev_get_uclass_priv(dev); + + video_sync_copy(dev, priv->fb, priv->fb + priv->fb_size); + + return 0; +} + #endif
/* Set up the colour map */ diff --git a/include/video.h b/include/video.h index 7b7f62a8277..a63dbbd7df9 100644 --- a/include/video.h +++ b/include/video.h @@ -236,11 +236,25 @@ void video_set_default_colors(struct udevice *dev, bool invert); * frame buffer start */ int video_sync_copy(struct udevice *dev, void *from, void *to); + +/** + * video_sync_copy_all() - Sync the entire framebuffer to the copy + * + * @dev: Vidconsole device being updated + * @return 0 (always) + */ +int video_sync_copy_all(struct udevice *dev); #else static inline int video_sync_copy(struct udevice *dev, void *from, void *to) { return 0; } + +static inline int video_sync_copy_all(struct udevice *dev) +{ + return 0; +} + #endif
#ifndef CONFIG_DM_VIDEO