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Commit 1939e3e2 authored by monk.liu's avatar monk.liu Committed by Alex Deucher
Browse files

drm/amdgpu: drop bo_list_clone when no scheduler 



bo_list_clone() will take a lot of time when bo_list hold too much
elements, like above 7000

Signed-off-by: default avatarMonk.Liu <monk.liu@amd.com>
Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
Reviewed-by: default avatarJammy Zhou <jammy.zhou@amd.com>
parent a895c222

drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

+13 −9
Original line number Diff line number Diff line
@@ -186,6 +186,9 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data) 
		goto out;

	}

	bo_list = amdgpu_bo_list_get(fpriv, cs->in.bo_list_handle);

	if (!amdgpu_enable_scheduler)

		p->bo_list = bo_list;

	else {

		if (bo_list && !bo_list->has_userptr) {

			p->bo_list = amdgpu_bo_list_clone(bo_list);

			amdgpu_bo_list_put(bo_list);
@@ -195,6 +198,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data) 
			p->bo_list = bo_list;

		else

			p->bo_list = NULL;

	}



	/* get chunks */

	INIT_LIST_HEAD(&p->validated);
@@ -495,7 +499,7 @@ static void amdgpu_cs_parser_fini_late(struct amdgpu_cs_parser *parser) 
	if (parser->ctx)

		amdgpu_ctx_put(parser->ctx);

	if (parser->bo_list) {

		if (!parser->bo_list->has_userptr)

		if (amdgpu_enable_scheduler && !parser->bo_list->has_userptr)

			amdgpu_bo_list_free(parser->bo_list);

		else

			amdgpu_bo_list_put(parser->bo_list);