Esempio n. 1
0
struct vc4_bo *
vc4_screen_bo_from_handle(struct pipe_screen *pscreen,
                          struct winsys_handle *whandle,
                          unsigned *out_stride)
{
        struct vc4_screen *screen = vc4_screen(pscreen);
        struct vc4_bo *bo;

        if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) {
                fprintf(stderr,
                        "Attempt to import unsupported handle type %d\n",
                        whandle->type);
                return NULL;
        }

        bo = vc4_bo_open_name(screen, whandle->handle, whandle->stride);
        if (!bo) {
                fprintf(stderr, "Open name %d failed\n", whandle->handle);
                return NULL;
        }

        *out_stride = whandle->stride;

        return bo;
}
struct vc4_bo *
vc4_screen_bo_from_handle(struct pipe_screen *pscreen,
                          struct winsys_handle *whandle)
{
        struct vc4_screen *screen = vc4_screen(pscreen);

        switch (whandle->type) {
        case DRM_API_HANDLE_TYPE_SHARED:
                return vc4_bo_open_name(screen, whandle->handle, whandle->stride);
        case DRM_API_HANDLE_TYPE_FD:
                return vc4_bo_open_dmabuf(screen, whandle->handle, whandle->stride);
        default:
                fprintf(stderr,
                        "Attempt to import unsupported handle type %d\n",
                        whandle->type);
                return NULL;
        }
}