On Mon, Jun 03, 2013 at 04:10:42PM +0300, ville.syrj...@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> Cursors and plane can obscure whatever fbdev wants to show the user.
> Disable them all in drm_fb_helper_restore_fbdev_mode.
>
> After the cursors and planes have been disabled, user space needs to
> explicitly re-enable them to make them visible again.
>
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Yeah, I like that color ;-) For the series:
Reviewed-by: Daniel Vetter <daniel.vet...@ffwll.ch>
> ---
> drivers/gpu/drm/drm_fb_helper.c | 18 ++++++++++++++++--
> 1 file changed, 16 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
> index 0df0ebb..3d13ca6e2 100644
> --- a/drivers/gpu/drm/drm_fb_helper.c
> +++ b/drivers/gpu/drm/drm_fb_helper.c
> @@ -287,13 +287,27 @@ EXPORT_SYMBOL(drm_fb_helper_debug_leave);
> */
> bool drm_fb_helper_restore_fbdev_mode(struct drm_fb_helper *fb_helper)
> {
> + struct drm_device *dev = fb_helper->dev;
> + struct drm_plane *plane;
> bool error = false;
> - int i, ret;
> + int i;
> +
> + drm_warn_on_modeset_not_all_locked(dev);
>
> - drm_warn_on_modeset_not_all_locked(fb_helper->dev);
> + list_for_each_entry(plane, &dev->mode_config.plane_list, head)
> + drm_plane_force_disable(plane);
>
> for (i = 0; i < fb_helper->crtc_count; i++) {
> struct drm_mode_set *mode_set =
> &fb_helper->crtc_info[i].mode_set;
> + struct drm_crtc *crtc = mode_set->crtc;
> + int ret;
> +
> + if (crtc->funcs->cursor_set) {
> + ret = crtc->funcs->cursor_set(crtc, NULL, 0, 0, 0);
> + if (ret)
> + error = true;
> + }
> +
> ret = drm_mode_set_config_internal(mode_set);
> if (ret)
> error = true;
> --
> 1.8.1.5
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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