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-rw-r--r--drivers/gpu/drm/i915/i915_gem.c11
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c5
-rw-r--r--drivers/gpu/drm/i915/i915_gem_object.h1
-rw-r--r--drivers/gpu/drm/i915/i915_gpu_error.c4
-rw-r--r--drivers/gpu/drm/i915/i915_vma.c12
-rw-r--r--drivers/gpu/drm/i915/i915_vma.h1
-rw-r--r--drivers/gpu/drm/i915/intel_frontbuffer.h5
7 files changed, 19 insertions, 20 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 7b9f5b99b0f3..d5b7723bb028 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3886,6 +3886,16 @@ out:
return err;
}
+static void
+frontbuffer_retire(struct i915_gem_active *active,
+ struct drm_i915_gem_request *request)
+{
+ struct drm_i915_gem_object *obj =
+ container_of(active, typeof(*obj), frontbuffer_write);
+
+ intel_fb_obj_flush(obj, true, ORIGIN_CS);
+}
+
void i915_gem_object_init(struct drm_i915_gem_object *obj,
const struct drm_i915_gem_object_ops *ops)
{
@@ -3903,6 +3913,7 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj,
obj->resv = &obj->__builtin_resv;
obj->frontbuffer_ggtt_origin = ORIGIN_GTT;
+ init_request_active(&obj->frontbuffer_write, frontbuffer_retire);
obj->mm.madv = I915_MADV_WILLNEED;
INIT_RADIX_TREE(&obj->mm.get_page.radix, GFP_KERNEL | __GFP_NOWARN);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index e4efffe02fa8..097d9d8c2315 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -1276,9 +1276,8 @@ void i915_vma_move_to_active(struct i915_vma *vma,
list_move_tail(&vma->vm_link, &vma->vm->active_list);
if (flags & EXEC_OBJECT_WRITE) {
- i915_gem_active_set(&vma->last_write, req);
-
- intel_fb_obj_invalidate(obj, ORIGIN_CS);
+ if (intel_fb_obj_invalidate(obj, ORIGIN_CS))
+ i915_gem_active_set(&obj->frontbuffer_write, req);
/* update for the implicit flush after a batch */
obj->base.write_domain &= ~I915_GEM_GPU_DOMAINS;
diff --git a/drivers/gpu/drm/i915/i915_gem_object.h b/drivers/gpu/drm/i915/i915_gem_object.h
index 014f80392f18..6a368de9d81e 100644
--- a/drivers/gpu/drm/i915/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/i915_gem_object.h
@@ -103,6 +103,7 @@ struct drm_i915_gem_object {
atomic_t frontbuffer_bits;
unsigned int frontbuffer_ggtt_origin; /* write once */
+ struct i915_gem_active frontbuffer_write;
/** Current tiling stride for the object, if it's tiled. */
unsigned int tiling_and_stride;
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index d951dccbe81b..ae84aa4b1467 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -886,8 +886,8 @@ static void capture_bo(struct drm_i915_error_buffer *err,
for (i = 0; i < I915_NUM_ENGINES; i++)
err->rseqno[i] = __active_get_seqno(&vma->last_read[i]);
- err->wseqno = __active_get_seqno(&vma->last_write);
- err->engine = __active_get_engine_id(&vma->last_write);
+ err->wseqno = __active_get_seqno(&obj->frontbuffer_write);
+ err->engine = __active_get_engine_id(&obj->frontbuffer_write);
err->gtt_offset = vma->node.start;
err->read_domains = obj->base.read_domains;
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 738ff3a5cd6e..a792dcb902b5 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -68,16 +68,6 @@ i915_vma_retire(struct i915_gem_active *active,
}
}
-static void
-i915_ggtt_retire__write(struct i915_gem_active *active,
- struct drm_i915_gem_request *request)
-{
- struct i915_vma *vma =
- container_of(active, struct i915_vma, last_write);
-
- intel_fb_obj_flush(vma->obj, true, ORIGIN_CS);
-}
-
static struct i915_vma *
__i915_vma_create(struct drm_i915_gem_object *obj,
struct i915_address_space *vm,
@@ -96,8 +86,6 @@ __i915_vma_create(struct drm_i915_gem_object *obj,
INIT_LIST_HEAD(&vma->exec_list);
for (i = 0; i < ARRAY_SIZE(vma->last_read); i++)
init_request_active(&vma->last_read[i], i915_vma_retire);
- init_request_active(&vma->last_write,
- i915_is_ggtt(vm) ? i915_ggtt_retire__write : NULL);
init_request_active(&vma->last_fence, NULL);
list_add(&vma->vm_link, &vm->unbound_list);
vma->vm = vm;
diff --git a/drivers/gpu/drm/i915/i915_vma.h b/drivers/gpu/drm/i915/i915_vma.h
index 2e49f5dd6107..85446f0b0b3f 100644
--- a/drivers/gpu/drm/i915/i915_vma.h
+++ b/drivers/gpu/drm/i915/i915_vma.h
@@ -80,7 +80,6 @@ struct i915_vma {
unsigned int active;
struct i915_gem_active last_read[I915_NUM_ENGINES];
- struct i915_gem_active last_write;
struct i915_gem_active last_fence;
/**
diff --git a/drivers/gpu/drm/i915/intel_frontbuffer.h b/drivers/gpu/drm/i915/intel_frontbuffer.h
index 76ceb539f9f0..7bab41218cf7 100644
--- a/drivers/gpu/drm/i915/intel_frontbuffer.h
+++ b/drivers/gpu/drm/i915/intel_frontbuffer.h
@@ -53,16 +53,17 @@ void __intel_fb_obj_flush(struct drm_i915_gem_object *obj,
* until the rendering completes or a flip on this frontbuffer plane is
* scheduled.
*/
-static inline void intel_fb_obj_invalidate(struct drm_i915_gem_object *obj,
+static inline bool intel_fb_obj_invalidate(struct drm_i915_gem_object *obj,
enum fb_op_origin origin)
{
unsigned int frontbuffer_bits;
frontbuffer_bits = atomic_read(&obj->frontbuffer_bits);
if (!frontbuffer_bits)
- return;
+ return false;
__intel_fb_obj_invalidate(obj, origin, frontbuffer_bits);
+ return true;
}
/**