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Commit b09a1fec authored by Chris Wilson's avatar Chris Wilson Committed by Eric Anholt
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drm/i915: Refactor i915_gem_retire_requests() 



Combine the iteration over active render rings into a common function.
This is in preparation for reusing the idle function to also retire
deferred free requests.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
parent b9421ae8

drivers/gpu/drm/i915/i915_drv.c

+1 −1
Original line number Diff line number Diff line
@@ -340,7 +340,7 @@ int i965_reset(struct drm_device *dev, u8 flags) 
	/*

	 * Clear request list

	 */

	i915_gem_retire_requests(dev, &dev_priv->render_ring);

	i915_gem_retire_requests(dev);



	if (need_display)

		i915_save_display(dev);

drivers/gpu/drm/i915/i915_drv.h

+1 −2
Original line number Diff line number Diff line
@@ -960,8 +960,7 @@ uint32_t i915_get_gem_seqno(struct drm_device *dev, 
bool i915_seqno_passed(uint32_t seq1, uint32_t seq2);

int i915_gem_object_get_fence_reg(struct drm_gem_object *obj);

int i915_gem_object_put_fence_reg(struct drm_gem_object *obj);

void i915_gem_retire_requests(struct drm_device *dev,

		 struct intel_ring_buffer *ring);

void i915_gem_retire_requests(struct drm_device *dev);

void i915_gem_retire_work_handler(struct work_struct *work);

void i915_gem_clflush_object(struct drm_gem_object *obj);

int i915_gem_object_set_domain(struct drm_gem_object *obj,

drivers/gpu/drm/i915/i915_gem.c

+18 −21
Original line number Diff line number Diff line
@@ -1709,8 +1709,8 @@ i915_get_gem_seqno(struct drm_device *dev, 
/**

 * This function clears the request list as sequence numbers are passed.

 */

void

i915_gem_retire_requests(struct drm_device *dev,

static void

i915_gem_retire_requests_ring(struct drm_device *dev,

			      struct intel_ring_buffer *ring)

{

	drm_i915_private_t *dev_priv = dev->dev_private;
@@ -1750,6 +1750,16 @@ i915_gem_retire_requests(struct drm_device *dev, 
	}

}



void

i915_gem_retire_requests(struct drm_device *dev)

{

	drm_i915_private_t *dev_priv = dev->dev_private;



	i915_gem_retire_requests_ring(dev, &dev_priv->render_ring);

	if (HAS_BSD(dev))

		i915_gem_retire_requests_ring(dev, &dev_priv->bsd_ring);

}



void

i915_gem_retire_work_handler(struct work_struct *work)

{
@@ -1761,10 +1771,7 @@ i915_gem_retire_work_handler(struct work_struct *work) 
	dev = dev_priv->dev;



	mutex_lock(&dev->struct_mutex);

	i915_gem_retire_requests(dev, &dev_priv->render_ring);



	if (HAS_BSD(dev))

		i915_gem_retire_requests(dev, &dev_priv->bsd_ring);

	i915_gem_retire_requests(dev);



	if (!dev_priv->mm.suspended &&

		(!list_empty(&dev_priv->render_ring.request_list) ||
@@ -1832,7 +1839,7 @@ i915_do_wait_request(struct drm_device *dev, uint32_t seqno, 
	 * a separate wait queue to handle that.

	 */

	if (ret == 0)

		i915_gem_retire_requests(dev, ring);

		i915_gem_retire_requests_ring(dev, ring);



	return ret;

}
@@ -2107,10 +2114,7 @@ i915_gem_evict_something(struct drm_device *dev, int min_size) 
	struct intel_ring_buffer *render_ring = &dev_priv->render_ring;

	struct intel_ring_buffer *bsd_ring = &dev_priv->bsd_ring;

	for (;;) {

		i915_gem_retire_requests(dev, render_ring);



		if (HAS_BSD(dev))

			i915_gem_retire_requests(dev, bsd_ring);

		i915_gem_retire_requests(dev);



		/* If there's an inactive buffer available now, grab it

		 * and be done.
@@ -4330,7 +4334,6 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, 
	struct drm_i915_gem_busy *args = data;

	struct drm_gem_object *obj;

	struct drm_i915_gem_object *obj_priv;

	drm_i915_private_t *dev_priv = dev->dev_private;



	obj = drm_gem_object_lookup(dev, file_priv, args->handle);

	if (obj == NULL) {
@@ -4345,10 +4348,7 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, 
	 * actually unmasked, and our working set ends up being larger than

	 * required.

	 */

	i915_gem_retire_requests(dev, &dev_priv->render_ring);



	if (HAS_BSD(dev))

		i915_gem_retire_requests(dev, &dev_priv->bsd_ring);

	i915_gem_retire_requests(dev);



	obj_priv = to_intel_bo(obj);

	/* Don't count being on the flushing list against the object being
@@ -5054,10 +5054,7 @@ i915_gem_shrink(struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask) 
			continue;



		spin_unlock(&shrink_list_lock);

		i915_gem_retire_requests(dev, &dev_priv->render_ring);



		if (HAS_BSD(dev))

			i915_gem_retire_requests(dev, &dev_priv->bsd_ring);

		i915_gem_retire_requests(dev);



		list_for_each_entry_safe(obj_priv, next_obj,

					 &dev_priv->mm.inactive_list,