summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/i915_irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 6ba0573e7f1..6689a61b02a 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1121,6 +1121,18 @@ i915_error_first_batchbuffer(struct drm_i915_private *dev_priv,
if (!ring->get_seqno)
return NULL;
+ if (HAS_BROKEN_CS_TLB(dev_priv->dev)) {
+ u32 acthd = I915_READ(ACTHD);
+
+ if (WARN_ON(ring->id != RCS))
+ return NULL;
+
+ obj = ring->private;
+ if (acthd >= obj->gtt_offset &&
+ acthd < obj->gtt_offset + obj->base.size)
+ return i915_error_object_create(dev_priv, obj);
+ }
+
seqno = ring->get_seqno(ring, false);
list_for_each_entry(obj, &dev_priv->mm.active_list, mm_list) {
if (obj->ring != ring)
@@ -1500,7 +1512,9 @@ static void i915_pageflip_stall_check(struct drm_device *dev, int pipe)
spin_lock_irqsave(&dev->event_lock, flags);
work = intel_crtc->unpin_work;
- if (work == NULL || work->pending || !work->enable_stall_check) {
+ if (work == NULL ||
+ atomic_read(&work->pending) >= INTEL_FLIP_COMPLETE ||
+ !work->enable_stall_check) {
/* Either the pending flip IRQ arrived, or we're too early. Don't check */
spin_unlock_irqrestore(&dev->event_lock, flags);
return;