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drm/i915: Drop ring->lazy_request

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We are not currently using it as intended, so remove the complication.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2010-09-22 11:22:30 +01:00
parent 2896b53975
commit 5c12a07e80
2 changed files with 6 additions and 36 deletions
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37
drivers/gpu/drm/i915/i915_gem.c
View File

@ -1470,24 +1470,12 @@ i915_gem_object_put_pages(struct drm_gem_object *obj)
obj_priv->pages = NULL;
}
static uint32_t
i915_gem_next_request_seqno(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
drm_i915_private_t *dev_priv = dev->dev_private;
ring->outstanding_lazy_request = true;
return dev_priv->next_seqno;
}
static void
i915_gem_object_move_to_active(struct drm_gem_object *obj,
struct intel_ring_buffer *ring)
{
struct drm_device *dev = obj->dev;
struct drm_i915_private *dev_priv = obj->dev->dev_private;
struct drm_i915_gem_object *obj_priv = to_intel_bo(obj);
uint32_t seqno = i915_gem_next_request_seqno(dev, ring);
BUG_ON(ring == NULL);
obj_priv->ring = ring;
@ -1500,7 +1488,7 @@ i915_gem_object_move_to_active(struct drm_gem_object *obj,
/* Move from whatever list we were on to the tail of execution. */
list_move_tail(&obj_priv->list, &ring->active_list);
obj_priv->last_rendering_seqno = seqno;
obj_priv->last_rendering_seqno = dev_priv->next_seqno;
}
static void
@ -1945,11 +1933,6 @@ i915_gem_flush_ring(struct drm_device *dev,
{
ring->flush(dev, ring, invalidate_domains, flush_domains);
i915_gem_process_flushing_list(dev, flush_domains, ring);
if (ring->outstanding_lazy_request) {
(void)i915_add_request(dev, file_priv, NULL, ring);
ring->outstanding_lazy_request = false;
}
}
static void
@ -2098,7 +2081,7 @@ i915_gpu_idle(struct drm_device *dev)
return 0;
/* Flush everything onto the inactive list. */
seqno = i915_gem_next_request_seqno(dev, &dev_priv->render_ring);
seqno = dev_priv->next_seqno;
i915_gem_flush_ring(dev, NULL, &dev_priv->render_ring,
I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
ret = i915_wait_request(dev, seqno, &dev_priv->render_ring);
@ -2106,7 +2089,7 @@ i915_gpu_idle(struct drm_device *dev)
return ret;
if (HAS_BSD(dev)) {
seqno = i915_gem_next_request_seqno(dev, &dev_priv->render_ring);
seqno = dev_priv->next_seqno;
i915_gem_flush_ring(dev, NULL, &dev_priv->bsd_ring,
I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
ret = i915_wait_request(dev, seqno, &dev_priv->bsd_ring);
@ -3573,7 +3556,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
struct drm_i915_gem_request *request = NULL;
int ret = 0, ret2, i, pinned = 0;
uint64_t exec_offset;
uint32_t seqno, reloc_index;
uint32_t reloc_index;
int pin_tries, flips;
struct intel_ring_buffer *ring = NULL;
@ -3854,15 +3837,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
DRM_INFO("%s: move to exec list %p\n", __func__, obj);
#endif
}
/*
* Get a seqno representing the execution of the current buffer,
* which we can wait on. We would like to mitigate these interrupts,
* likely by only creating seqnos occasionally (so that we have
* *some* interrupts representing completion of buffers that we can
* wait on when trying to clear up gtt space).
*/
seqno = i915_add_request(dev, file_priv, request, ring);
i915_add_request(dev, file_priv, request, ring);
request = NULL;
#if WATCH_LRU

5
drivers/gpu/drm/i915/intel_ringbuffer.h
View File

@ -86,11 +86,6 @@ struct intel_ring_buffer {
*/
struct list_head request_list;
/**
* Do we have some not yet emitted requests outstanding?
*/
bool outstanding_lazy_request;
wait_queue_head_t irq_queue;
drm_local_map_t map;
};