diff options
| author | Rob Herring <rob.herring@calxeda.com> | 2012-11-07 17:59:14 -0600 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2012-11-07 17:59:14 -0600 |
| commit | d3ad4a60a1b1448e59914eebefe1ccc8e64f9e2f (patch) | |
| tree | f0862d1905a599cdbad86fcc8816d86a6f33459f /drivers/gpu/drm/i915/intel_overlay.c | |
| parent | e095c0d122c09efabe7d4136ce77f72c636c4879 (diff) | |
| parent | e5c5f2adeb370559f4b221d57214db85858b786a (diff) | |
Merge remote-tracking branch 'arm-soc/devel/debug_ll_init' into debug_ll
Diffstat (limited to 'drivers/gpu/drm/i915/intel_overlay.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_overlay.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index 495625914e4..d7bc817f51a 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -341,9 +341,17 @@ static int intel_overlay_off(struct intel_overlay *overlay) intel_ring_emit(ring, flip_addr); intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); /* turn overlay off */ - intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_OFF); - intel_ring_emit(ring, flip_addr); - intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); + if (IS_I830(dev)) { + /* Workaround: Don't disable the overlay fully, since otherwise + * it dies on the next OVERLAY_ON cmd. */ + intel_ring_emit(ring, MI_NOOP); + intel_ring_emit(ring, MI_NOOP); + intel_ring_emit(ring, MI_NOOP); + } else { + intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_OFF); + intel_ring_emit(ring, flip_addr); + intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); + } intel_ring_advance(ring); return intel_overlay_do_wait_request(overlay, intel_overlay_off_tail); |