We only need to do them if the pipe is actually running and if the
framebuffers have changed. Removes two "wait for vblank timed out"
messages when doing a suspend/resume cycle on my i855gm.
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
drivers/gpu/drm/i915/intel_display.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 0b27c57..0669729 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2203,7 +2203,8 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
crtc->y = y;
if (old_fb) {
- intel_wait_for_vblank(dev, intel_crtc->pipe);
+ if (to_intel_crtc(crtc)->active && old_fb != fb)
+ intel_wait_for_vblank(dev, intel_crtc->pipe);
intel_unpin_fb_obj(to_intel_framebuffer(old_fb)->obj);
}
--
1.7.11.7
