On 22.12.2015 07:36, Marek Olšák wrote:
>
> diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c
> b/src/gallium/drivers/radeon/r600_buffer_common.c
> index 484f5c8..21fe498 100644
> --- a/src/gallium/drivers/radeon/r600_buffer_common.c
> +++ b/src/gallium/drivers/radeon/r600_buffer_common.c
> @@ -138,6 +138,11 @@ bool r600_init_resource(struct r600_common_screen
> *rscreen,
> break;
> }
>
> + if (rscreen->debug_flags & DBG_FORCE_VRAM) {
> + res->domains = RADEON_DOMAIN_VRAM;
> + flags |= RADEON_FLAG_GTT_WC;
> + }
What is the rationale for this? It will make CPU reads from buffers
which are correctly marked as PIPE_USAGE_STAGING very slow. Might it
make more sense to allow overriding this separately for
PIPE_USAGE_STAGING and PIPE_USAGE_STREAM?
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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