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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-12-22 21:52:22 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-12-23 16:42:41 +0200 |
| commit | 4c5cfcc301f64e098e98b3723bcf50982222fa4a (patch) | |
| tree | 5b3ef78adf50c139857be4756ccf5f546aca486f /drivers/gpu/drm/i915/intel_overlay.c | |
| parent | e840fd31085220cdeabbeaab13d515e5b6aef004 (diff) | |
| download | op-kernel-dev-4c5cfcc301f64e098e98b3723bcf50982222fa4a.zip op-kernel-dev-4c5cfcc301f64e098e98b3723bcf50982222fa4a.tar.gz | |
drm/i915: Kill the 830 MI_OVERLAY_OFF workaround
Now that we're disabling L2 clock gating MI_OVERLAY_OFF actually works
on 830, so let's use it.
v2: Nuke the unused dev_priv variable
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161222195222.9618-1-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_overlay.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_overlay.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index f59d183..c953623 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -407,7 +407,6 @@ static void intel_overlay_off_tail(struct i915_gem_active *active, /* overlay needs to be disabled in OCMD reg */ static int intel_overlay_off(struct intel_overlay *overlay) { - struct drm_i915_private *dev_priv = overlay->i915; struct drm_i915_gem_request *req; struct intel_ring *ring; u32 flip_addr = overlay->flip_addr; @@ -432,23 +431,17 @@ static int intel_overlay_off(struct intel_overlay *overlay) } ring = req->ring; + /* wait for overlay to go idle */ intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); intel_ring_emit(ring, flip_addr); intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); + /* turn overlay off */ - if (IS_I830(dev_priv)) { - /* 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_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); intel_overlay_flip_prepare(overlay, NULL); |
