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sna: Handle wedged devices during sna_crtc_redisplay 

If the device is already wedged (no GPU), jump straight to the swrast
path for performing the per-crtc transformations.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=105420
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2018-04-13 10:40:45 +01:00
parent 84eaaba273
commit 16820c4bfc
1 changed files with 8 additions and 4 deletions
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12
src/sna/sna_display.c
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@ -8816,7 +8816,8 @@ sna_crtc_redisplay(xf86CrtcPtr crtc, RegionPtr region, struct kgem_bo *bo)
region->extents.x2, region->extents.y2,
region_num_rects(region)));
assert(!wedged(sna));
if (wedged(sna))
goto fallback;
if (priv->clear) {
RegionRec whole;
@ -8861,10 +8862,13 @@ sna_crtc_redisplay(xf86CrtcPtr crtc, RegionPtr region, struct kgem_bo *bo)
return;
}
if (can_render(sna))
if (can_render(sna)) {
sna_crtc_redisplay__composite(crtc, region, bo);
else
sna_crtc_redisplay__fallback(crtc, region, bo);
return;
}
fallback:
sna_crtc_redisplay__fallback(crtc, region, bo);
}
static void shadow_flip_handler(struct drm_event_vblank *e,