diff options
Diffstat (limited to 'src/gallium/drivers/r600/r600_buffer.c')
| -rw-r--r-- | src/gallium/drivers/r600/r600_buffer.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_buffer.c b/src/gallium/drivers/r600/r600_buffer.c index f4388867a92..a0386fe4b26 100644 --- a/src/gallium/drivers/r600/r600_buffer.c +++ b/src/gallium/drivers/r600/r600_buffer.c @@ -151,12 +151,40 @@ bool r600_init_resource(struct r600_screen *rscreen, unsigned size, unsigned alignment, unsigned bind, unsigned usage) { - res->buf = rscreen->ws->buffer_create(rscreen->ws, size, alignment, bind, usage); + uint32_t initial_domain, domains; + + /* Staging resources particpate in transfers and blits only + * and are used for uploads and downloads from regular + * resources. We generate them internally for some transfers. + */ + if (usage == PIPE_USAGE_STAGING) { + domains = RADEON_DOMAIN_GTT; + initial_domain = RADEON_DOMAIN_GTT; + } else { + domains = RADEON_DOMAIN_GTT | RADEON_DOMAIN_VRAM; + + switch(usage) { + case PIPE_USAGE_DYNAMIC: + case PIPE_USAGE_STREAM: + case PIPE_USAGE_STAGING: + initial_domain = RADEON_DOMAIN_GTT; + break; + case PIPE_USAGE_DEFAULT: + case PIPE_USAGE_STATIC: + case PIPE_USAGE_IMMUTABLE: + default: + initial_domain = RADEON_DOMAIN_VRAM; + break; + } + } + + res->buf = rscreen->ws->buffer_create(rscreen->ws, size, alignment, bind, initial_domain); if (!res->buf) { return false; } res->cs_buf = rscreen->ws->buffer_get_cs_handle(res->buf); + res->domains = domains; return true; } |