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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: Monk.Liu <monk.liu@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <jammy.zhou@amd.com>
hifive-unleashed-5.1
monk.liu 2015-08-13 16:19:54 +08:00 committed by Alex Deucher
parent a895c222e7
commit 1939e3e265
1 changed files with 13 additions and 9 deletions
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22
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
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@ -186,15 +186,19 @@ 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 (bo_list && !bo_list->has_userptr) {
p->bo_list = amdgpu_bo_list_clone(bo_list);
amdgpu_bo_list_put(bo_list);
if (!p->bo_list)
return -ENOMEM;
} else if (bo_list && bo_list->has_userptr)
if (!amdgpu_enable_scheduler)
p->bo_list = bo_list;
else
p->bo_list = NULL;
else {
if (bo_list && !bo_list->has_userptr) {
p->bo_list = amdgpu_bo_list_clone(bo_list);
amdgpu_bo_list_put(bo_list);
if (!p->bo_list)
return -ENOMEM;
} else if (bo_list && bo_list->has_userptr)
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);