1 files changed, 2 insertions, 229 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 45b998218d0c..b5a7b00264a6 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -49,9 +49,6 @@ static int i915_gem_object_wait_rendering(struct drm_gem_object *obj);
 static int i915_gem_object_bind_to_gtt(struct drm_gem_object *obj,
                                            unsigned alignment);
 static void i915_gem_clear_fence_reg(struct drm_gem_object *obj);
-static int i915_gem_evict_something(struct drm_device *dev, int min_size,
-                                    unsigned alignment);
-static int i915_gem_evict_from_inactive_list(struct drm_device *dev);
 static int i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
                                 struct drm_i915_gem_pwrite *args,
                                 struct drm_file *file_priv);
@@ -1885,19 +1882,6 @@ i915_gem_flush(struct drm_device *dev,
                                 flush_domains);
 }
 
-static void
-i915_gem_flush_ring(struct drm_device *dev,
-               uint32_t invalidate_domains,
-               uint32_t flush_domains,
-               struct intel_ring_buffer *ring)
-{
-        if (flush_domains & I915_GEM_DOMAIN_CPU)
-                drm_agp_chipset_flush(dev);
-        ring->flush(dev, ring,
-                        invalidate_domains,
-                        flush_domains);
-}
-
 /**
  * Ensures that all rendering to the object has completed and the object is
  * safe to unbind from the GTT or access from the CPU.
@@ -2008,53 +1992,7 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
         return ret;
 }
 
-static int
-i915_gem_scan_inactive_list_and_evict(struct drm_device *dev, int min_size,
-                                      unsigned alignment, int *found)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-        struct drm_gem_object *obj;
-        struct drm_i915_gem_object *obj_priv;
-        struct drm_gem_object *best = NULL;
-        struct drm_gem_object *first = NULL;
-
-        /* Try to find the smallest clean object */
-        list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, list) {
-                struct drm_gem_object *obj = &obj_priv->base;
-                if (obj->size >= min_size) {
-                        if ((!obj_priv->dirty ||
-                             i915_gem_object_is_purgeable(obj_priv)) &&
-                            (!best || obj->size < best->size)) {
-                                best = obj;
-                                if (best->size == min_size)
-                                        break;
-                        }
-                        if (!first)
-                            first = obj;
-                }
-        }
-
-        obj = best ? best : first;
-
-        if (!obj) {
-                *found = 0;
-                return 0;
-        }
-
-        *found = 1;
-
-#if WATCH_LRU
-        DRM_INFO("%s: evicting %p\n", __func__, obj);
-#endif
-        obj_priv = to_intel_bo(obj);
-        BUG_ON(obj_priv->pin_count != 0);
-        BUG_ON(obj_priv->active);
-
-        /* Wait on the rendering and unbind the buffer. */
-        return i915_gem_object_unbind(obj);
-}
-
-static int
+int
 i915_gpu_idle(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
@@ -2095,147 +2033,6 @@ i915_gpu_idle(struct drm_device *dev)
         return ret;
 }
 
-static int
-i915_gem_evict_everything(struct drm_device *dev)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-        int ret;
-        bool lists_empty;
-
-        spin_lock(&dev_priv->mm.active_list_lock);
-        lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
-                       list_empty(&dev_priv->mm.flushing_list) &&
-                       list_empty(&dev_priv->render_ring.active_list) &&
-                       (!HAS_BSD(dev)
-                        || list_empty(&dev_priv->bsd_ring.active_list)));
-        spin_unlock(&dev_priv->mm.active_list_lock);
-
-        if (lists_empty)
-                return -ENOSPC;
-
-        /* Flush everything (on to the inactive lists) and evict */
-        ret = i915_gpu_idle(dev);
-        if (ret)
-                return ret;
-
-        BUG_ON(!list_empty(&dev_priv->mm.flushing_list));
-
-        ret = i915_gem_evict_from_inactive_list(dev);
-        if (ret)
-                return ret;
-
-        spin_lock(&dev_priv->mm.active_list_lock);
-        lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
-                       list_empty(&dev_priv->mm.flushing_list) &&
-                       list_empty(&dev_priv->render_ring.active_list) &&
-                       (!HAS_BSD(dev)
-                        || list_empty(&dev_priv->bsd_ring.active_list)));
-        spin_unlock(&dev_priv->mm.active_list_lock);
-        BUG_ON(!lists_empty);
-
-        return 0;
-}
-
-static int
-i915_gem_evict_something(struct drm_device *dev,
-                         int min_size, unsigned alignment)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-        int ret, found;
-
-        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);
-
-                /* If there's an inactive buffer available now, grab it
-                 * and be done.
-                 */
-                ret = i915_gem_scan_inactive_list_and_evict(dev, min_size,
-                                                            alignment,
-                                                            &found);
-                if (found)
-                        return ret;
-
-                /* If we didn't get anything, but the ring is still processing
-                 * things, wait for the next to finish and hopefully leave us
-                 * a buffer to evict.
-                 */
-                if (!list_empty(&render_ring->request_list)) {
-                        struct drm_i915_gem_request *request;
-
-                        request = list_first_entry(&render_ring->request_list,
-                                                   struct drm_i915_gem_request,
-                                                   list);
-
-                        ret = i915_wait_request(dev,
-                                        request->seqno, request->ring);
-                        if (ret)
-                                return ret;
-
-                        continue;
-                }
-
-                if (HAS_BSD(dev) && !list_empty(&bsd_ring->request_list)) {
-                        struct drm_i915_gem_request *request;
-
-                        request = list_first_entry(&bsd_ring->request_list,
-                                                   struct drm_i915_gem_request,
-                                                   list);
-
-                        ret = i915_wait_request(dev,
-                                        request->seqno, request->ring);
-                        if (ret)
-                                return ret;
-
-                        continue;
-                }
-
-                /* If we didn't have anything on the request list but there
-                 * are buffers awaiting a flush, emit one and try again.
-                 * When we wait on it, those buffers waiting for that flush
-                 * will get moved to inactive.
-                 */
-                if (!list_empty(&dev_priv->mm.flushing_list)) {
-                        struct drm_gem_object *obj = NULL;
-                        struct drm_i915_gem_object *obj_priv;
-
-                        /* Find an object that we can immediately reuse */
-                        list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, list) {
-                                obj = &obj_priv->base;
-                                if (obj->size >= min_size)
-                                        break;
-
-                                obj = NULL;
-                        }
-
-                        if (obj != NULL) {
-                                uint32_t seqno;
-
-                                i915_gem_flush_ring(dev,
-                                               obj->write_domain,
-                                               obj->write_domain,
-                                               obj_priv->ring);
-                                seqno = i915_add_request(dev, NULL,
-                                                obj->write_domain,
-                                                obj_priv->ring);
-                                if (seqno == 0)
-                                        return -ENOMEM;
-                                continue;
-                        }
-                }
-
-                /* If we didn't do any of the above, there's no single buffer
-                 * large enough to swap out for the new one, so just evict
-                 * everything and start again. (This should be rare.)
-                 */
-                if (!list_empty (&dev_priv->mm.inactive_list))
-                        return i915_gem_evict_from_inactive_list(dev);
-                else
-                        return i915_gem_evict_everything(dev);
-        }
-}
-
 int
 i915_gem_object_get_pages(struct drm_gem_object *obj,
                           gfp_t gfpmask)
@@ -4548,30 +4345,6 @@ void i915_gem_free_object(struct drm_gem_object *obj)
         i915_gem_free_object_tail(obj);
 }
 
-/** Unbinds all inactive objects. */
-static int
-i915_gem_evict_from_inactive_list(struct drm_device *dev)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        while (!list_empty(&dev_priv->mm.inactive_list)) {
-                struct drm_gem_object *obj;
-                int ret;
-
-                obj = &list_first_entry(&dev_priv->mm.inactive_list,
-                                        struct drm_i915_gem_object,
-                                        list)->base;
-
-                ret = i915_gem_object_unbind(obj);
-                if (ret != 0) {
-                        DRM_ERROR("Error unbinding object: %d\n", ret);
-                        return ret;
-                }
-        }
-
-        return 0;
-}
-
 int
 i915_gem_idle(struct drm_device *dev)
 {
@@ -4596,7 +4369,7 @@ i915_gem_idle(struct drm_device *dev)
 
         /* Under UMS, be paranoid and evict. */
         if (!drm_core_check_feature(dev, DRIVER_MODESET)) {
-                ret = i915_gem_evict_from_inactive_list(dev);
+                ret = i915_gem_evict_inactive(dev);
                 if (ret) {
                         mutex_unlock(&dev->struct_mutex);
                         return ret;