i915_error_object_create(struct drm_device *dev,
struct drm_gem_object *src)
{
+ drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_error_object *dst;
struct drm_i915_gem_object *src_priv;
int page, page_count;
+ u32 reloc_offset;
if (src == NULL)
return NULL;
if (dst == NULL)
return NULL;
+ reloc_offset = src_priv->gtt_offset;
for (page = 0; page < page_count; page++) {
- void *s, *d = kmalloc(PAGE_SIZE, GFP_ATOMIC);
unsigned long flags;
+ void __iomem *s;
+ void *d;
+ d = kmalloc(PAGE_SIZE, GFP_ATOMIC);
if (d == NULL)
goto unwind;
+
local_irq_save(flags);
- s = kmap_atomic(src_priv->pages[page], KM_IRQ0);
- memcpy(d, s, PAGE_SIZE);
- kunmap_atomic(s, KM_IRQ0);
+ s = io_mapping_map_atomic_wc(dev_priv->mm.gtt_mapping,
+ reloc_offset,
+ KM_IRQ0);
+ memcpy_fromio(d, s, PAGE_SIZE);
+ io_mapping_unmap_atomic(s, KM_IRQ0);
local_irq_restore(flags);
+
dst->pages[page] = d;
+
+ reloc_offset += PAGE_SIZE;
}
dst->page_count = page_count;
dst->gtt_offset = src_priv->gtt_offset;
i915_error_object_free(error->batchbuffer[1]);
i915_error_object_free(error->ringbuffer);
kfree(error->active_bo);
+ kfree(error->overlay);
kfree(error);
}
if (batchbuffer[1] == NULL &&
error->acthd >= obj_priv->gtt_offset &&
- error->acthd < obj_priv->gtt_offset + obj->size &&
- batchbuffer[0] != obj)
+ error->acthd < obj_priv->gtt_offset + obj->size)
batchbuffer[1] = obj;
count++;
}
+ /* Scan the other lists for completeness for those bizarre errors. */
+ if (batchbuffer[0] == NULL || batchbuffer[1] == NULL) {
+ list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, list) {
+ struct drm_gem_object *obj = &obj_priv->base;
+
+ if (batchbuffer[0] == NULL &&
+ bbaddr >= obj_priv->gtt_offset &&
+ bbaddr < obj_priv->gtt_offset + obj->size)
+ batchbuffer[0] = obj;
+
+ if (batchbuffer[1] == NULL &&
+ error->acthd >= obj_priv->gtt_offset &&
+ error->acthd < obj_priv->gtt_offset + obj->size)
+ batchbuffer[1] = obj;
+
+ if (batchbuffer[0] && batchbuffer[1])
+ break;
+ }
+ }
+ if (batchbuffer[0] == NULL || batchbuffer[1] == NULL) {
+ list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, list) {
+ struct drm_gem_object *obj = &obj_priv->base;
+
+ if (batchbuffer[0] == NULL &&
+ bbaddr >= obj_priv->gtt_offset &&
+ bbaddr < obj_priv->gtt_offset + obj->size)
+ batchbuffer[0] = obj;
+
+ if (batchbuffer[1] == NULL &&
+ error->acthd >= obj_priv->gtt_offset &&
+ error->acthd < obj_priv->gtt_offset + obj->size)
+ batchbuffer[1] = obj;
+
+ if (batchbuffer[0] && batchbuffer[1])
+ break;
+ }
+ }
/* We need to copy these to an anonymous buffer as the simplest
* method to avoid being overwritten by userpace.
*/
error->batchbuffer[0] = i915_error_object_create(dev, batchbuffer[0]);
- error->batchbuffer[1] = i915_error_object_create(dev, batchbuffer[1]);
+ if (batchbuffer[1] != batchbuffer[0])
+ error->batchbuffer[1] = i915_error_object_create(dev, batchbuffer[1]);
+ else
+ error->batchbuffer[1] = NULL;
/* Record the ringbuffer */
error->ringbuffer = i915_error_object_create(dev,
do_gettimeofday(&error->time);
+ error->overlay = intel_overlay_capture_error_state(dev);
+
spin_lock_irqsave(&dev_priv->error_lock, flags);
if (dev_priv->first_error == NULL) {
dev_priv->first_error = error;