dma-buf: rename reservation_object to dma_resv

Be more consistent with the naming of the other DMA-buf objects.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/323401/

drivers/gpu/drm/i915/display/intel_display.c

@@ -29,7 +29,7 @@
 #include <linux/intel-iommu.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/reservation.h>
+#include <linux/dma-resv.h>
 #include <linux/slab.h>
 #include <linux/vgaarb.h>
 
@@ -14317,7 +14317,7 @@ intel_prepare_plane_fb(struct drm_plane *plane,
 		if (ret < 0)
 			return ret;
 
-		fence = reservation_object_get_excl_rcu(obj->base.resv);
+		fence = dma_resv_get_excl_rcu(obj->base.resv);
 		if (fence) {
 			add_rps_boost_after_vblank(new_state->crtc, fence);
 			dma_fence_put(fence);

drivers/gpu/drm/i915/gem/i915_gem_busy.c

@@ -82,7 +82,7 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
 {
 	struct drm_i915_gem_busy *args = data;
 	struct drm_i915_gem_object *obj;
-	struct reservation_object_list *list;
+	struct dma_resv_list *list;
 	unsigned int i, shared_count;
 	struct dma_fence *excl;
 	int err;
@@ -106,11 +106,11 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
 	 * Alternatively, we can trade that extra information on read/write
 	 * activity with
 	 *	args->busy =
-	 *		!reservation_object_test_signaled_rcu(obj->resv, true);
+	 *		!dma_resv_test_signaled_rcu(obj->resv, true);
 	 * to report the overall busyness. This is what the wait-ioctl does.
 	 *
 	 */
-	reservation_object_fences(obj->base.resv, &excl, &list, &shared_count);
+	dma_resv_fences(obj->base.resv, &excl, &list, &shared_count);
 
 	/* Translate the exclusive fence to the READ *and* WRITE engine */
 	args->busy = busy_check_writer(excl);

drivers/gpu/drm/i915/gem/i915_gem_clflush.c

@@ -147,7 +147,7 @@ bool i915_gem_clflush_object(struct drm_i915_gem_object *obj,
 						true, I915_FENCE_TIMEOUT,
 						I915_FENCE_GFP);
 
-		reservation_object_add_excl_fence(obj->base.resv,
+		dma_resv_add_excl_fence(obj->base.resv,
 						  &clflush->dma);
 
 		i915_sw_fence_commit(&clflush->wait);

drivers/gpu/drm/i915/gem/i915_gem_client_blt.c

@@ -288,7 +288,7 @@ int i915_gem_schedule_fill_pages_blt(struct drm_i915_gem_object *obj,
 	if (err < 0) {
 		dma_fence_set_error(&work->dma, err);
 	} else {
-		reservation_object_add_excl_fence(obj->base.resv, &work->dma);
+		dma_resv_add_excl_fence(obj->base.resv, &work->dma);
 		err = 0;
 	}
 	i915_gem_object_unlock(obj);

drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c

@@ -6,7 +6,7 @@
 
 #include <linux/dma-buf.h>
 #include <linux/highmem.h>
-#include <linux/reservation.h>
+#include <linux/dma-resv.h>
 
 #include "i915_drv.h"
 #include "i915_gem_object.h"

drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c

@@ -5,7 +5,7 @@
  */
 
 #include <linux/intel-iommu.h>
-#include <linux/reservation.h>
+#include <linux/dma-resv.h>
 #include <linux/sync_file.h>
 #include <linux/uaccess.h>
 
@@ -1246,7 +1246,7 @@ static int __reloc_gpu_alloc(struct i915_execbuffer *eb,
 		goto skip_request;
 
 	i915_vma_lock(batch);
-	GEM_BUG_ON(!reservation_object_test_signaled_rcu(batch->resv, true));
+	GEM_BUG_ON(!dma_resv_test_signaled_rcu(batch->resv, true));
 	err = i915_vma_move_to_active(batch, rq, 0);
 	i915_vma_unlock(batch);
 	if (err)
@@ -1317,7 +1317,7 @@ relocate_entry(struct i915_vma *vma,
 
 	if (!eb->reloc_cache.vaddr &&
 	    (DBG_FORCE_RELOC == FORCE_GPU_RELOC ||
-	     !reservation_object_test_signaled_rcu(vma->resv, true))) {
+	     !dma_resv_test_signaled_rcu(vma->resv, true))) {
 		const unsigned int gen = eb->reloc_cache.gen;
 		unsigned int len;
 		u32 *batch;

drivers/gpu/drm/i915/gem/i915_gem_fence.c

@@ -78,7 +78,7 @@ i915_gem_object_lock_fence(struct drm_i915_gem_object *obj)
 					    I915_FENCE_GFP) < 0)
 		goto err;
 
-	reservation_object_add_excl_fence(obj->base.resv, &stub->dma);
+	dma_resv_add_excl_fence(obj->base.resv, &stub->dma);
 
 	return &stub->dma;
 

drivers/gpu/drm/i915/gem/i915_gem_object.h

@@ -99,22 +99,22 @@ i915_gem_object_put(struct drm_i915_gem_object *obj)
 	__drm_gem_object_put(&obj->base);
 }
 
-#define assert_object_held(obj) reservation_object_assert_held((obj)->base.resv)
+#define assert_object_held(obj) dma_resv_assert_held((obj)->base.resv)
 
 static inline void i915_gem_object_lock(struct drm_i915_gem_object *obj)
 {
-	reservation_object_lock(obj->base.resv, NULL);
+	dma_resv_lock(obj->base.resv, NULL);
 }
 
 static inline int
 i915_gem_object_lock_interruptible(struct drm_i915_gem_object *obj)
 {
-	return reservation_object_lock_interruptible(obj->base.resv, NULL);
+	return dma_resv_lock_interruptible(obj->base.resv, NULL);
 }
 
 static inline void i915_gem_object_unlock(struct drm_i915_gem_object *obj)
 {
-	reservation_object_unlock(obj->base.resv);
+	dma_resv_unlock(obj->base.resv);
 }
 
 struct dma_fence *
@@ -373,7 +373,7 @@ i915_gem_object_last_write_engine(struct drm_i915_gem_object *obj)
 	struct dma_fence *fence;
 
 	rcu_read_lock();
-	fence = reservation_object_get_excl_rcu(obj->base.resv);
+	fence = dma_resv_get_excl_rcu(obj->base.resv);
 	rcu_read_unlock();
 
 	if (fence && dma_fence_is_i915(fence) && !dma_fence_is_signaled(fence))

drivers/gpu/drm/i915/gem/i915_gem_wait.c

@@ -31,7 +31,7 @@ i915_gem_object_wait_fence(struct dma_fence *fence,
 }
 
 static long
-i915_gem_object_wait_reservation(struct reservation_object *resv,
+i915_gem_object_wait_reservation(struct dma_resv *resv,
 				 unsigned int flags,
 				 long timeout)
 {
@@ -43,7 +43,7 @@ i915_gem_object_wait_reservation(struct reservation_object *resv,
 		unsigned int count, i;
 		int ret;
 
-		ret = reservation_object_get_fences_rcu(resv,
+		ret = dma_resv_get_fences_rcu(resv,
 							&excl, &count, &shared);
 		if (ret)
 			return ret;
@@ -72,7 +72,7 @@ i915_gem_object_wait_reservation(struct reservation_object *resv,
 		 */
 		prune_fences = count && timeout >= 0;
 	} else {
-		excl = reservation_object_get_excl_rcu(resv);
+		excl = dma_resv_get_excl_rcu(resv);
 	}
 
 	if (excl && timeout >= 0)
@@ -84,10 +84,10 @@ i915_gem_object_wait_reservation(struct reservation_object *resv,
 	 * Opportunistically prune the fences iff we know they have *all* been
 	 * signaled.
 	 */
-	if (prune_fences && reservation_object_trylock(resv)) {
-		if (reservation_object_test_signaled_rcu(resv, true))
-			reservation_object_add_excl_fence(resv, NULL);
-		reservation_object_unlock(resv);
+	if (prune_fences && dma_resv_trylock(resv)) {
+		if (dma_resv_test_signaled_rcu(resv, true))
+			dma_resv_add_excl_fence(resv, NULL);
+		dma_resv_unlock(resv);
 	}
 
 	return timeout;
@@ -140,7 +140,7 @@ i915_gem_object_wait_priority(struct drm_i915_gem_object *obj,
 		unsigned int count, i;
 		int ret;
 
-		ret = reservation_object_get_fences_rcu(obj->base.resv,
+		ret = dma_resv_get_fences_rcu(obj->base.resv,
 							&excl, &count, &shared);
 		if (ret)
 			return ret;
@@ -152,7 +152,7 @@ i915_gem_object_wait_priority(struct drm_i915_gem_object *obj,
 
 		kfree(shared);
 	} else {
-		excl = reservation_object_get_excl_rcu(obj->base.resv);
+		excl = dma_resv_get_excl_rcu(obj->base.resv);
 	}
 
 	if (excl) {

drivers/gpu/drm/i915/i915_drv.h

@@ -43,7 +43,7 @@
 #include <linux/mm_types.h>
 #include <linux/perf_event.h>
 #include <linux/pm_qos.h>
-#include <linux/reservation.h>
+#include <linux/dma-resv.h>
 #include <linux/shmem_fs.h>
 #include <linux/stackdepot.h>
 

drivers/gpu/drm/i915/i915_gem.c

@@ -29,7 +29,7 @@
 #include <drm/i915_drm.h>
 #include <linux/dma-fence-array.h>
 #include <linux/kthread.h>
-#include <linux/reservation.h>
+#include <linux/dma-resv.h>
 #include <linux/shmem_fs.h>
 #include <linux/slab.h>
 #include <linux/stop_machine.h>

drivers/gpu/drm/i915/i915_gem_batch_pool.c

@@ -96,9 +96,9 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool,
 	list_for_each_entry(obj, list, batch_pool_link) {
 		/* The batches are strictly LRU ordered */
 		if (i915_gem_object_is_active(obj)) {
-			struct reservation_object *resv = obj->base.resv;
+			struct dma_resv *resv = obj->base.resv;
 
-			if (!reservation_object_test_signaled_rcu(resv, true))
+			if (!dma_resv_test_signaled_rcu(resv, true))
 				break;
 
 			i915_retire_requests(pool->engine->i915);
@@ -113,13 +113,13 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool,
 			 * than replace the existing fence.
 			 */
 			if (rcu_access_pointer(resv->fence)) {
-				reservation_object_lock(resv, NULL);
-				reservation_object_add_excl_fence(resv, NULL);
-				reservation_object_unlock(resv);
+				dma_resv_lock(resv, NULL);
+				dma_resv_add_excl_fence(resv, NULL);
+				dma_resv_unlock(resv);
 			}
 		}
 
-		GEM_BUG_ON(!reservation_object_test_signaled_rcu(obj->base.resv,
+		GEM_BUG_ON(!dma_resv_test_signaled_rcu(obj->base.resv,
 								 true));
 
 		if (obj->base.size >= size)

drivers/gpu/drm/i915/i915_request.c

@@ -1027,7 +1027,7 @@ i915_request_await_object(struct i915_request *to,
 		struct dma_fence **shared;
 		unsigned int count, i;
 
-		ret = reservation_object_get_fences_rcu(obj->base.resv,
+		ret = dma_resv_get_fences_rcu(obj->base.resv,
 							&excl, &count, &shared);
 		if (ret)
 			return ret;
@@ -1044,7 +1044,7 @@ i915_request_await_object(struct i915_request *to,
 			dma_fence_put(shared[i]);
 		kfree(shared);
 	} else {
-		excl = reservation_object_get_excl_rcu(obj->base.resv);
+		excl = dma_resv_get_excl_rcu(obj->base.resv);
 	}
 
 	if (excl) {

drivers/gpu/drm/i915/i915_sw_fence.c

@@ -7,7 +7,7 @@
 #include <linux/slab.h>
 #include <linux/dma-fence.h>
 #include <linux/irq_work.h>
-#include <linux/reservation.h>
+#include <linux/dma-resv.h>
 
 #include "i915_sw_fence.h"
 #include "i915_selftest.h"
@@ -510,7 +510,7 @@ int __i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence,
 }
 
 int i915_sw_fence_await_reservation(struct i915_sw_fence *fence,
-				    struct reservation_object *resv,
+				    struct dma_resv *resv,
 				    const struct dma_fence_ops *exclude,
 				    bool write,
 				    unsigned long timeout,
@@ -526,7 +526,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence,
 		struct dma_fence **shared;
 		unsigned int count, i;
 
-		ret = reservation_object_get_fences_rcu(resv,
+		ret = dma_resv_get_fences_rcu(resv,
 							&excl, &count, &shared);
 		if (ret)
 			return ret;
@@ -551,7 +551,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence,
 			dma_fence_put(shared[i]);
 		kfree(shared);
 	} else {
-		excl = reservation_object_get_excl_rcu(resv);
+		excl = dma_resv_get_excl_rcu(resv);
 	}
 
 	if (ret >= 0 && excl && excl->ops != exclude) {

drivers/gpu/drm/i915/i915_sw_fence.h

@@ -16,7 +16,7 @@
 #include <linux/wait.h>
 
 struct completion;
-struct reservation_object;
+struct dma_resv;
 
 struct i915_sw_fence {
 	wait_queue_head_t wait;
@@ -82,7 +82,7 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence,
 				  gfp_t gfp);
 
 int i915_sw_fence_await_reservation(struct i915_sw_fence *fence,
-				    struct reservation_object *resv,
+				    struct dma_resv *resv,
 				    const struct dma_fence_ops *exclude,
 				    bool write,
 				    unsigned long timeout,

drivers/gpu/drm/i915/i915_vma.c

@@ -99,10 +99,10 @@ static void __i915_vma_retire(struct i915_active *ref)
 		return;
 
 	/* Prune the shared fence arrays iff completely idle (inc. external) */
-	if (reservation_object_trylock(obj->base.resv)) {
-		if (reservation_object_test_signaled_rcu(obj->base.resv, true))
-			reservation_object_add_excl_fence(obj->base.resv, NULL);
-		reservation_object_unlock(obj->base.resv);
+	if (dma_resv_trylock(obj->base.resv)) {
+		if (dma_resv_test_signaled_rcu(obj->base.resv, true))
+			dma_resv_add_excl_fence(obj->base.resv, NULL);
+		dma_resv_unlock(obj->base.resv);
 	}
 
 	/*
@@ -903,7 +903,7 @@ static void export_fence(struct i915_vma *vma,
 			 struct i915_request *rq,
 			 unsigned int flags)
 {
-	struct reservation_object *resv = vma->resv;
+	struct dma_resv *resv = vma->resv;
 
 	/*
 	 * Ignore errors from failing to allocate the new fence, we can't
@@ -911,9 +911,9 @@ static void export_fence(struct i915_vma *vma,
 	 * synchronisation leading to rendering corruption.
 	 */
 	if (flags & EXEC_OBJECT_WRITE)
-		reservation_object_add_excl_fence(resv, &rq->fence);
-	else if (reservation_object_reserve_shared(resv, 1) == 0)
-		reservation_object_add_shared_fence(resv, &rq->fence);
+		dma_resv_add_excl_fence(resv, &rq->fence);
+	else if (dma_resv_reserve_shared(resv, 1) == 0)
+		dma_resv_add_shared_fence(resv, &rq->fence);
 }
 
 int i915_vma_move_to_active(struct i915_vma *vma,

drivers/gpu/drm/i915/i915_vma.h

@@ -55,7 +55,7 @@ struct i915_vma {
 	struct i915_address_space *vm;
 	const struct i915_vma_ops *ops;
 	struct i915_fence_reg *fence;
-	struct reservation_object *resv; /** Alias of obj->resv */
+	struct dma_resv *resv; /** Alias of obj->resv */
 	struct sg_table *pages;
 	void __iomem *iomap;
 	void *private; /* owned by creator */
@@ -299,16 +299,16 @@ void i915_vma_close(struct i915_vma *vma);
 void i915_vma_reopen(struct i915_vma *vma);
 void i915_vma_destroy(struct i915_vma *vma);
 
-#define assert_vma_held(vma) reservation_object_assert_held((vma)->resv)
+#define assert_vma_held(vma) dma_resv_assert_held((vma)->resv)
 
 static inline void i915_vma_lock(struct i915_vma *vma)
 {
-	reservation_object_lock(vma->resv, NULL);
+	dma_resv_lock(vma->resv, NULL);
 }
 
 static inline void i915_vma_unlock(struct i915_vma *vma)
 {
-	reservation_object_unlock(vma->resv);
+	dma_resv_unlock(vma->resv);
 }
 
 int __i915_vma_do_pin(struct i915_vma *vma,