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path: root/drivers/gpu/drm/i915
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Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c60
1 files changed, 32 insertions, 28 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 885d595e0e02..b7e787fb4649 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -33,6 +33,9 @@
33#include "intel_drv.h" 33#include "intel_drv.h"
34#include <linux/dma_remapping.h> 34#include <linux/dma_remapping.h>
35 35
36#define __EXEC_OBJECT_HAS_PIN (1<<31)
37#define __EXEC_OBJECT_HAS_FENCE (1<<30)
38
36struct eb_vmas { 39struct eb_vmas {
37 struct list_head vmas; 40 struct list_head vmas;
38 int and; 41 int and;
@@ -187,7 +190,28 @@ static struct i915_vma *eb_get_vma(struct eb_vmas *eb, unsigned long handle)
187 } 190 }
188} 191}
189 192
190static void eb_destroy(struct eb_vmas *eb) { 193static void
194i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma)
195{
196 struct drm_i915_gem_exec_object2 *entry;
197 struct drm_i915_gem_object *obj = vma->obj;
198
199 if (!drm_mm_node_allocated(&vma->node))
200 return;
201
202 entry = vma->exec_entry;
203
204 if (entry->flags & __EXEC_OBJECT_HAS_FENCE)
205 i915_gem_object_unpin_fence(obj);
206
207 if (entry->flags & __EXEC_OBJECT_HAS_PIN)
208 i915_gem_object_unpin(obj);
209
210 entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN);
211}
212
213static void eb_destroy(struct eb_vmas *eb)
214{
191 while (!list_empty(&eb->vmas)) { 215 while (!list_empty(&eb->vmas)) {
192 struct i915_vma *vma; 216 struct i915_vma *vma;
193 217
@@ -195,6 +219,7 @@ static void eb_destroy(struct eb_vmas *eb) {
195 struct i915_vma, 219 struct i915_vma,
196 exec_list); 220 exec_list);
197 list_del_init(&vma->exec_list); 221 list_del_init(&vma->exec_list);
222 i915_gem_execbuffer_unreserve_vma(vma);
198 drm_gem_object_unreference(&vma->obj->base); 223 drm_gem_object_unreference(&vma->obj->base);
199 } 224 }
200 kfree(eb); 225 kfree(eb);
@@ -478,9 +503,6 @@ i915_gem_execbuffer_relocate(struct eb_vmas *eb,
478 return ret; 503 return ret;
479} 504}
480 505
481#define __EXEC_OBJECT_HAS_PIN (1<<31)
482#define __EXEC_OBJECT_HAS_FENCE (1<<30)
483
484static int 506static int
485need_reloc_mappable(struct i915_vma *vma) 507need_reloc_mappable(struct i915_vma *vma)
486{ 508{
@@ -552,26 +574,6 @@ i915_gem_execbuffer_reserve_vma(struct i915_vma *vma,
552 return 0; 574 return 0;
553} 575}
554 576
555static void
556i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma)
557{
558 struct drm_i915_gem_exec_object2 *entry;
559 struct drm_i915_gem_object *obj = vma->obj;
560
561 if (!drm_mm_node_allocated(&vma->node))
562 return;
563
564 entry = vma->exec_entry;
565
566 if (entry->flags & __EXEC_OBJECT_HAS_FENCE)
567 i915_gem_object_unpin_fence(obj);
568
569 if (entry->flags & __EXEC_OBJECT_HAS_PIN)
570 i915_gem_object_unpin(obj);
571
572 entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN);
573}
574
575static int 577static int
576i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring, 578i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring,
577 struct list_head *vmas, 579 struct list_head *vmas,
@@ -670,13 +672,14 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring,
670 goto err; 672 goto err;
671 } 673 }
672 674
673err: /* Decrement pin count for bound objects */ 675err:
674 list_for_each_entry(vma, vmas, exec_list)
675 i915_gem_execbuffer_unreserve_vma(vma);
676
677 if (ret != -ENOSPC || retry++) 676 if (ret != -ENOSPC || retry++)
678 return ret; 677 return ret;
679 678
679 /* Decrement pin count for bound objects */
680 list_for_each_entry(vma, vmas, exec_list)
681 i915_gem_execbuffer_unreserve_vma(vma);
682
680 ret = i915_gem_evict_vm(vm, true); 683 ret = i915_gem_evict_vm(vm, true);
681 if (ret) 684 if (ret)
682 return ret; 685 return ret;
@@ -708,6 +711,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
708 while (!list_empty(&eb->vmas)) { 711 while (!list_empty(&eb->vmas)) {
709 vma = list_first_entry(&eb->vmas, struct i915_vma, exec_list); 712 vma = list_first_entry(&eb->vmas, struct i915_vma, exec_list);
710 list_del_init(&vma->exec_list); 713 list_del_init(&vma->exec_list);
714 i915_gem_execbuffer_unreserve_vma(vma);
711 drm_gem_object_unreference(&vma->obj->base); 715 drm_gem_object_unreference(&vma->obj->base);
712 } 716 }
713 717