diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 22e5ea8516b6..85e64a45d0bf 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -782,6 +782,24 @@ static u32 *gen6_signal(struct drm_i915_gem_request *req, u32 *cs) return cs; } +static void cancel_requests(struct intel_engine_cs *engine) +{ + struct drm_i915_gem_request *request; + unsigned long flags; + + spin_lock_irqsave(&engine->timeline->lock, flags); + + /* Mark all submitted requests as skipped. */ + list_for_each_entry(request, &engine->timeline->requests, link) { + GEM_BUG_ON(!request->global_seqno); + if (!i915_gem_request_completed(request)) + dma_fence_set_error(&request->fence, -EIO); + } + /* Remaining _unready_ requests will be nop'ed when submitted */ + + spin_unlock_irqrestore(&engine->timeline->lock, flags); +} + static void i9xx_submit_request(struct drm_i915_gem_request *request) { struct drm_i915_private *dev_priv = request->i915; @@ -1996,11 +2014,13 @@ static void intel_ring_init_irq(struct drm_i915_private *dev_priv, static void i9xx_set_default_submission(struct intel_engine_cs *engine) { engine->submit_request = i9xx_submit_request; + engine->cancel_requests = cancel_requests; } static void gen6_bsd_set_default_submission(struct intel_engine_cs *engine) { engine->submit_request = gen6_bsd_submit_request; + engine->cancel_requests = cancel_requests; } static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv, |