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drm: disconnect plane from fb/crtc when disabled
author
Rob Clark
<rob@ti.com>
Wed, 14 Dec 2011 02:19:35 +0000
(20:19 -0600)
committer
Dave Airlie
<airlied@redhat.com>
Thu, 5 Jan 2012 09:24:39 +0000
(09:24 +0000)
Since plane->fb and plane->crtc are set in drm_mode_setplane()
after update_plane(), They should be cleared after disable().
Signed-off-by: Rob Clark <rob@ti.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/drm_crtc.c
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diff --git
a/drivers/gpu/drm/drm_crtc.c
b/drivers/gpu/drm/drm_crtc.c
index f259a256320427acce898aa81efd3ad8270e89ef..7710bcb4bd8d7d5403ed80bb5124901ea0100759 100644
(file)
--- a/
drivers/gpu/drm/drm_crtc.c
+++ b/
drivers/gpu/drm/drm_crtc.c
@@
-348,6
+348,9
@@
void drm_framebuffer_cleanup(struct drm_framebuffer *fb)
ret = plane->funcs->disable_plane(plane);
if (ret)
DRM_ERROR("failed to disable plane with busy fb\n");
+ /* disconnect the plane from the fb and crtc: */
+ plane->fb = NULL;
+ plane->crtc = NULL;
}
}