Commit 6407d666 authored by Nirmoy Das's avatar Nirmoy Das Committed by Christian König
Browse files

drm/ttm: do not keep GPU dependent addresses 



GPU address handling is device specific and should be handle by its device
driver.

Signed-off-by: default avatarNirmoy Das <nirmoy.das@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/372937/


Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
parent d41a39dd

drivers/gpu/drm/ttm/ttm_bo.c

+0 −7
Original line number Diff line number Diff line
@@ -85,7 +85,6 @@ static void ttm_mem_type_debug(struct ttm_bo_device *bdev, struct drm_printer *p 
	drm_printf(p, "    has_type: %d\n", man->has_type);

	drm_printf(p, "    use_type: %d\n", man->use_type);

	drm_printf(p, "    flags: 0x%08X\n", man->flags);

	drm_printf(p, "    gpu_offset: 0x%08llX\n", man->gpu_offset);

	drm_printf(p, "    size: %llu\n", man->size);

	drm_printf(p, "    available_caching: 0x%08X\n", man->available_caching);

	drm_printf(p, "    default_caching: 0x%08X\n", man->default_caching);
@@ -343,12 +342,6 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, 
moved:

	bo->evicted = false;



	if (bo->mem.mm_node)

		bo->offset = (bo->mem.start << PAGE_SHIFT) +

		    bdev->man[bo->mem.mem_type].gpu_offset;

	else

		bo->offset = 0;



	ctx->bytes_moved += bo->num_pages << PAGE_SHIFT;

	return 0;

include/drm/ttm/ttm_bo_api.h

+0 −2
Original line number Diff line number Diff line
@@ -213,8 +213,6 @@ struct ttm_buffer_object { 
	 * either of these locks held.

	 */



	uint64_t offset; /* GPU address space is independent of CPU word size */



	struct sg_table *sg;

};

include/drm/ttm/ttm_bo_driver.h

+0 −1
Original line number Diff line number Diff line
@@ -177,7 +177,6 @@ struct ttm_mem_type_manager { 
	bool has_type;

	bool use_type;

	uint32_t flags;

	uint64_t gpu_offset; /* GPU address space is independent of CPU word size */

	uint64_t size;

	uint32_t available_caching;

	uint32_t default_caching;