diff options
Diffstat (limited to 'src/gallium/winsys/drm/i965/gem/intel_drm_api.c')
| -rw-r--r-- | src/gallium/winsys/drm/i965/gem/intel_drm_api.c | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/src/gallium/winsys/drm/i965/gem/intel_drm_api.c b/src/gallium/winsys/drm/i965/gem/intel_drm_api.c deleted file mode 100644 index 9ed570ff6e..0000000000 --- a/src/gallium/winsys/drm/i965/gem/intel_drm_api.c +++ /dev/null @@ -1,209 +0,0 @@ - -#include "state_tracker/drm_api.h" - -#include "intel_drm_winsys.h" -#include "util/u_memory.h" - -#include "i915/i915_context.h" -#include "i915/i915_screen.h" - -#include "trace/tr_drm.h" - -/* - * Helper functions - */ - - -static void -intel_drm_get_device_id(unsigned int *device_id) -{ - char path[512]; - FILE *file; - void *shutup_gcc; - - /* - * FIXME: Fix this up to use a drm ioctl or whatever. - */ - - snprintf(path, sizeof(path), "/sys/class/drm/card0/device/device"); - file = fopen(path, "r"); - if (!file) { - return; - } - - shutup_gcc = fgets(path, sizeof(path), file); - sscanf(path, "%x", device_id); - fclose(file); -} - -static struct intel_buffer * -intel_drm_buffer_from_handle(struct intel_drm_winsys *idws, - const char* name, unsigned handle) -{ - struct intel_drm_buffer *buf = CALLOC_STRUCT(intel_drm_buffer); - uint32_t tile = 0, swizzle = 0; - - if (!buf) - return NULL; - - buf->magic = 0xDEAD1337; - buf->bo = drm_intel_bo_gem_create_from_name(idws->pools.gem, name, handle); - buf->flinked = TRUE; - buf->flink = handle; - - if (!buf->bo) - goto err; - - drm_intel_bo_get_tiling(buf->bo, &tile, &swizzle); - if (tile != INTEL_TILE_NONE) - buf->map_gtt = TRUE; - - return (struct intel_buffer *)buf; - -err: - FREE(buf); - return NULL; -} - - -/* - * Exported functions - */ - - -static struct pipe_texture * -intel_drm_texture_from_shared_handle(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *templ, - const char* name, - unsigned pitch, - unsigned handle) -{ - struct intel_drm_winsys *idws = intel_drm_winsys(i915_screen(screen)->iws); - struct intel_buffer *buffer; - - buffer = intel_drm_buffer_from_handle(idws, name, handle); - if (!buffer) - return NULL; - - return i915_texture_blanket_intel(screen, templ, pitch, buffer); -} - -static boolean -intel_drm_shared_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *pitch, - unsigned *handle) -{ - struct intel_drm_buffer *buf = NULL; - struct intel_buffer *buffer = NULL; - if (!i915_get_texture_buffer_intel(texture, &buffer, pitch)) - return FALSE; - - buf = intel_drm_buffer(buffer); - if (!buf->flinked) { - if (drm_intel_bo_flink(buf->bo, &buf->flink)) - return FALSE; - buf->flinked = TRUE; - } - - *handle = buf->flink; - - return TRUE; -} - -static boolean -intel_drm_local_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *pitch, - unsigned *handle) -{ - struct intel_buffer *buffer = NULL; - if (!i915_get_texture_buffer_intel(texture, &buffer, pitch)) - return FALSE; - - *handle = intel_drm_buffer(buffer)->bo->handle; - - return TRUE; -} - -static void -intel_drm_winsys_destroy(struct intel_winsys *iws) -{ - struct intel_drm_winsys *idws = intel_drm_winsys(iws); - - drm_intel_bufmgr_destroy(idws->pools.gem); - - FREE(idws); -} - -static struct pipe_screen * -intel_drm_create_screen(struct drm_api *api, int drmFD, - struct drm_create_screen_arg *arg) -{ - struct intel_drm_winsys *idws; - unsigned int deviceID; - - if (arg != NULL) { - switch(arg->mode) { - case DRM_CREATE_NORMAL: - break; - default: - return NULL; - } - } - - idws = CALLOC_STRUCT(intel_drm_winsys); - if (!idws) - return NULL; - - intel_drm_get_device_id(&deviceID); - - intel_drm_winsys_init_batchbuffer_functions(idws); - intel_drm_winsys_init_buffer_functions(idws); - intel_drm_winsys_init_fence_functions(idws); - - idws->fd = drmFD; - idws->id = deviceID; - idws->max_batch_size = 16 * 4096; - - idws->base.destroy = intel_drm_winsys_destroy; - - idws->pools.gem = drm_intel_bufmgr_gem_init(idws->fd, idws->max_batch_size); - drm_intel_bufmgr_gem_enable_reuse(idws->pools.gem); - - idws->softpipe = FALSE; - idws->dump_cmd = debug_get_bool_option("INTEL_DUMP_CMD", FALSE); - - return i915_create_screen(&idws->base, deviceID); -} - -static struct pipe_context * -intel_drm_create_context(struct drm_api *api, struct pipe_screen *screen) -{ - return i915_create_context(screen); -} - -static void -destroy(struct drm_api *api) -{ - -} - -struct drm_api intel_drm_api = -{ - .create_context = intel_drm_create_context, - .create_screen = intel_drm_create_screen, - .texture_from_shared_handle = intel_drm_texture_from_shared_handle, - .shared_handle_from_texture = intel_drm_shared_handle_from_texture, - .local_handle_from_texture = intel_drm_local_handle_from_texture, - .destroy = destroy, -}; - -struct drm_api * -drm_api_create() -{ - return trace_drm_create(&intel_drm_api); -} |