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drm: disconnect plane from fb/crtc when disabled 

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>
hifive-unleashed-5.1
Rob Clark 2011-12-13 20:19:35 -06:00 committed by Dave Airlie
parent d8e70a254d
commit a9971157b6
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/drm_crtc.c
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@ -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;
}
}