diff options
Diffstat (limited to 'src/gallium/winsys/drm/radeon/radeon_drm.c')
| -rw-r--r-- | src/gallium/winsys/drm/radeon/radeon_drm.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/radeon/radeon_drm.c b/src/gallium/winsys/drm/radeon/radeon_drm.c index 839b0bf0bd..9cd178f944 100644 --- a/src/gallium/winsys/drm/radeon/radeon_drm.c +++ b/src/gallium/winsys/drm/radeon/radeon_drm.c @@ -27,4 +27,84 @@ * Authors: * Corbin Simpson <MostAwesomeDude@gmail.com> */ + #include "radeon_drm.h" + +/* Create a pipe_screen. */ +struct pipe_screen* radeon_create_screen(int drmFB, int pciID) +{ + struct radeon_context* radeon = CALLOC_STRUCT(radeon_context); + struct pipe_winsys* winsys = radeon_pipe_winsys(radeon); + + if (getenv("RADEON_SOFTPIPE")) { + return softpipe_create_screen(winsys); + } else { + struct r300_winsys* r300 = radeon_create_r300_winsys(drmFB, winsys); + FREE(winsys); + return r300_create_screen(r300); + } +} + +/* Create a pipe_context. */ +struct pipe_context* radeon_create_context(struct pipe_screen* screen) +{ + if (getenv("RADEON_SOFTPIPE")) { + return radeon_create_softpipe(screen->winsys); + } else { + return r300_create_context(screen, screen->winsys); + } +} + +boolean radeon_buffer_from_texture(struct pipe_texture* texture, + struct pipe_buffer** buffer, + unsigned* stride) +{ +} + +/* Create a buffer from a handle. */ +/* XXX what's up with name? */ +struct pipe_buffer* radeon_buffer_from_handle(struct pipe_screen* screen, + const char* name, + unsigned handle) +{ + struct radeon_bo_manager* bom = ((struct radeon_winsys*)screen->winsys)->bom; + struct radeon_pipe_buffer* radeon_buffer; + struct radeon_bo* bo = NULL; + + bo = radeon_bo_open(bom, handle, 0, 0, 0, 0); + if (bo == NULL) { + return NULL; + } + + radeon_buffer = CALLOC_STRUCT(radeon_pipe_buffer); + if (radeon_buffer == NULL) { + radeon_bo_unref(bo); + return NULL; + } + + radeon_buffer->base.refcount = 1; + radeon_buffer->base.usage = PIPE_BUFFER_USAGE_PIXEL; + radeon_buffer->bo = bo; + return &radeon_buffer->base; +} + +boolean radeon_handle_from_buffer(struct pipe_screen* screen, + struct pipe_buffer* buffer, + unsigned* handle) +{ +} + +boolean radeon_global_handle_from_buffer(struct pipe_screen* screen, + struct pipe_buffer* buffer, + unsigned* handle) +{ +} + +struct drm_api drm_api_hooks = { + .create_screen = radeon_create_screen, + .create_context = radeon_create_context, + .buffer_from_texture = radeon_buffer_from_texture, + .buffer_from_handle = radeon_buffer_from_handle, + .handle_from_buffer = radeon_handle_from_buffer, + .global_handle_from_buffer = radeon_global_handle_from_buffer, +};
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