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drm/i915: Assert that machine is wedged for nop_submit_request
author
Chris Wilson
<chris@chris-wilson.co.uk>
Fri, 21 Jul 2017 12:32:28 +0000
(13:32 +0100)
committer
Daniel Vetter
<daniel.vetter@ffwll.ch>
Thu, 27 Jul 2017 07:38:46 +0000
(09:38 +0200)
We should only ever do nop_submit_request when the machine is wedged, so
assert it is so.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20170721123238.16428-10-chris@chris-wilson.co.uk
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_gem.c
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diff --git
a/drivers/gpu/drm/i915/i915_gem.c
b/drivers/gpu/drm/i915/i915_gem.c
index
a01176d
..
2ff5e23
100644
(file)
--- a/
drivers/gpu/drm/i915/i915_gem.c
+++ b/
drivers/gpu/drm/i915/i915_gem.c
@@
-3026,6
+3026,7
@@
void i915_gem_reset_finish(struct drm_i915_private *dev_priv)
static void nop_submit_request(struct drm_i915_gem_request *request)
{
+ GEM_BUG_ON(!i915_terminally_wedged(&request->i915->gpu_error));
dma_fence_set_error(&request->fence, -EIO);
i915_gem_request_submit(request);
intel_engine_init_global_seqno(request->engine, request->global_seqno);