list->hash.key = list->file_offset_node->start;
if (drm_ht_insert_item(&mm->offset_hash, &list->hash)) {
DRM_ERROR("failed to add to map hash\n");
+ ret = -ENOMEM;
goto out_free_mm;
}
OUT_RING(MI_USER_INTERRUPT);
ADVANCE_LP_RING();
- DRM_DEBUG("%d\n", seqno);
+ DRM_DEBUG_DRIVER("%d\n", seqno);
request->seqno = seqno;
request->emitted_jiffies = jiffies;
return -EIO;
if (!i915_seqno_passed(i915_get_gem_seqno(dev), seqno)) {
- if (IS_IGDNG(dev))
+ if (IS_IRONLAKE(dev))
ier = I915_READ(DEIER) | I915_READ(GTIER);
else
ier = I915_READ(IER);
return i915_do_wait_request(dev, seqno, 1);
}
-/**
- * Waits for the ring to finish up to the latest request. Usefull for waiting
- * for flip events, e.g for the overlay support. */
-int i915_lp_ring_sync(struct drm_device *dev)
-{
- uint32_t seqno;
- int ret;
-
- seqno = i915_add_request(dev, NULL, 0);
-
- if (seqno == 0)
- return -ENOMEM;
-
- ret = i915_do_wait_request(dev, seqno, 0);
- BUG_ON(ret == -ERESTARTSYS);
- return ret;
-}
-
static void
i915_gem_flush(struct drm_device *dev,
uint32_t invalidate_domains,
old_write_domain);
}
+void
+i915_gem_object_flush_write_domain(struct drm_gem_object *obj)
+{
+ switch (obj->write_domain) {
+ case I915_GEM_DOMAIN_GTT:
+ i915_gem_object_flush_gtt_write_domain(obj);
+ break;
+ case I915_GEM_DOMAIN_CPU:
+ i915_gem_object_flush_cpu_write_domain(obj);
+ break;
+ default:
+ i915_gem_object_flush_gpu_write_domain(obj);
+ break;
+ }
+}
+
/**
* Moves a single object to the GTT read, and possibly write domain.
*
return 0;
}
+static int
+i915_gem_wait_for_pending_flip(struct drm_device *dev,
+ struct drm_gem_object **object_list,
+ int count)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_i915_gem_object *obj_priv;
+ DEFINE_WAIT(wait);
+ int i, ret = 0;
+
+ for (;;) {
+ prepare_to_wait(&dev_priv->pending_flip_queue,
+ &wait, TASK_INTERRUPTIBLE);
+ for (i = 0; i < count; i++) {
+ obj_priv = object_list[i]->driver_private;
+ if (atomic_read(&obj_priv->pending_flip) > 0)
+ break;
+ }
+ if (i == count)
+ break;
+
+ if (!signal_pending(current)) {
+ mutex_unlock(&dev->struct_mutex);
+ schedule();
+ mutex_lock(&dev->struct_mutex);
+ continue;
+ }
+ ret = -ERESTARTSYS;
+ break;
+ }
+ finish_wait(&dev_priv->pending_flip_queue, &wait);
+
+ return ret;
+}
+
int
i915_gem_execbuffer(struct drm_device *dev, void *data,
struct drm_file *file_priv)
int ret, ret2, i, pinned = 0;
uint64_t exec_offset;
uint32_t seqno, flush_domains, reloc_index;
- int pin_tries;
+ int pin_tries, flips;
#if WATCH_EXEC
DRM_INFO("buffers_ptr %d buffer_count %d len %08x\n",
return -EINVAL;
}
/* Copy in the exec list from userland */
- exec_list = drm_calloc_large(sizeof(*exec_list), args->buffer_count);
- object_list = drm_calloc_large(sizeof(*object_list), args->buffer_count);
+ exec_list = drm_malloc_ab(sizeof(*exec_list), args->buffer_count);
+ object_list = drm_malloc_ab(sizeof(*object_list), args->buffer_count);
if (exec_list == NULL || object_list == NULL) {
DRM_ERROR("Failed to allocate exec or object list "
"for %d buffers\n",
i915_verify_inactive(dev, __FILE__, __LINE__);
if (atomic_read(&dev_priv->mm.wedged)) {
- DRM_ERROR("Execbuf while wedged\n");
mutex_unlock(&dev->struct_mutex);
ret = -EIO;
goto pre_mutex_err;
}
if (dev_priv->mm.suspended) {
- DRM_ERROR("Execbuf while VT-switched.\n");
mutex_unlock(&dev->struct_mutex);
ret = -EBUSY;
goto pre_mutex_err;
}
/* Look up object handles */
+ flips = 0;
for (i = 0; i < args->buffer_count; i++) {
object_list[i] = drm_gem_object_lookup(dev, file_priv,
exec_list[i].handle);
goto err;
}
obj_priv->in_execbuffer = true;
+ flips += atomic_read(&obj_priv->pending_flip);
+ }
+
+ if (flips > 0) {
+ ret = i915_gem_wait_for_pending_flip(dev, object_list,
+ args->buffer_count);
+ if (ret)
+ goto err;
}
/* Pin and relocate */
memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
I915_WRITE(HWS_PGA, dev_priv->status_gfx_addr);
I915_READ(HWS_PGA); /* posting read */
- DRM_DEBUG("hws offset: 0x%08x\n", dev_priv->status_gfx_addr);
+ DRM_DEBUG_DRIVER("hws offset: 0x%08x\n", dev_priv->status_gfx_addr);
return 0;
}
for (i = 0; i < 8; i++)
I915_WRITE(FENCE_REG_945_8 + (i * 4), 0);
}
-
i915_gem_detect_bit_6_swizzle(dev);
+ init_waitqueue_head(&dev_priv->pending_flip_queue);
}
/*
phys_obj->id = id;
- phys_obj->handle = drm_pci_alloc(dev, size, 0, 0xffffffff);
+ phys_obj->handle = drm_pci_alloc(dev, size, 0);
if (!phys_obj->handle) {
ret = -ENOMEM;
goto kfree_obj;
user_data = (char __user *) (uintptr_t) args->data_ptr;
obj_addr = obj_priv->phys_obj->handle->vaddr + args->offset;
- DRM_DEBUG("obj_addr %p, %lld\n", obj_addr, args->size);
+ DRM_DEBUG_DRIVER("obj_addr %p, %lld\n", obj_addr, args->size);
ret = copy_from_user(obj_addr, user_data, args->size);
if (ret)
return -EFAULT;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff