Commit 28578f35 authored by Christian König's avatar Christian König
Browse files

drm/ttm: remove ttm_bo_create 



Not used any more.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarDave Airlie <airlied@redhat.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Link: https://patchwork.freedesktop.org/patch/391616/?series=81973&rev=1
parent 4671078e

drivers/gpu/drm/ttm/ttm_bo.c

+0 −40
Original line number Diff line number Diff line
@@ -1254,19 +1254,6 @@ int ttm_bo_init(struct ttm_bo_device *bdev, 
}

EXPORT_SYMBOL(ttm_bo_init);



static size_t ttm_bo_acc_size(struct ttm_bo_device *bdev,

			      unsigned long bo_size,

			      unsigned struct_size)

{

	unsigned npages = (PAGE_ALIGN(bo_size)) >> PAGE_SHIFT;

	size_t size = 0;



	size += ttm_round_pot(struct_size);

	size += ttm_round_pot(npages * sizeof(void *));

	size += ttm_round_pot(sizeof(struct ttm_tt));

	return size;

}



size_t ttm_bo_dma_acc_size(struct ttm_bo_device *bdev,

			   unsigned long bo_size,

			   unsigned struct_size)
@@ -1281,33 +1268,6 @@ size_t ttm_bo_dma_acc_size(struct ttm_bo_device *bdev, 
}

EXPORT_SYMBOL(ttm_bo_dma_acc_size);



int ttm_bo_create(struct ttm_bo_device *bdev,

			unsigned long size,

			enum ttm_bo_type type,

			struct ttm_placement *placement,

			uint32_t page_alignment,

			bool interruptible,

			struct ttm_buffer_object **p_bo)

{

	struct ttm_buffer_object *bo;

	size_t acc_size;

	int ret;



	bo = kzalloc(sizeof(*bo), GFP_KERNEL);

	if (unlikely(bo == NULL))

		return -ENOMEM;



	acc_size = ttm_bo_acc_size(bdev, size, sizeof(struct ttm_buffer_object));

	ret = ttm_bo_init(bdev, bo, size, type, placement, page_alignment,

			  interruptible, acc_size,

			  NULL, NULL, NULL);

	if (likely(ret == 0))

		*p_bo = bo;



	return ret;

}

EXPORT_SYMBOL(ttm_bo_create);



int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned mem_type)

{

	struct ttm_resource_manager *man = ttm_manager_type(bdev, mem_type);

include/drm/ttm/ttm_bo_api.h

+0 −24
Original line number Diff line number Diff line
@@ -448,30 +448,6 @@ int ttm_bo_init(struct ttm_bo_device *bdev, struct ttm_buffer_object *bo, 
		struct sg_table *sg, struct dma_resv *resv,

		void (*destroy) (struct ttm_buffer_object *));



/**

 * ttm_bo_create

 *

 * @bdev: Pointer to a ttm_bo_device struct.

 * @size: Requested size of buffer object.

 * @type: Requested type of buffer object.

 * @placement: Initial placement.

 * @page_alignment: Data alignment in pages.

 * @interruptible: If needing to sleep while waiting for GPU resources,

 * sleep interruptible.

 * @p_bo: On successful completion *p_bo points to the created object.

 *

 * This function allocates a ttm_buffer_object, and then calls ttm_bo_init

 * on that object. The destroy function is set to kfree().

 * Returns

 * -ENOMEM: Out of memory.

 * -EINVAL: Invalid placement flags.

 * -ERESTARTSYS: Interrupted by signal while waiting for resources.

 */

int ttm_bo_create(struct ttm_bo_device *bdev, unsigned long size,

		  enum ttm_bo_type type, struct ttm_placement *placement,

		  uint32_t page_alignment, bool interruptible,

		  struct ttm_buffer_object **p_bo);



/**

 * ttm_bo_evict_mm

 *