bool pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd, boolean auth_x) { struct pipe_loader_drm_device *ddev = CALLOC_STRUCT(pipe_loader_drm_device); int vendor_id, chip_id; if (!ddev) return false; if (loader_get_pci_id_for_fd(fd, &vendor_id, &chip_id)) { ddev->base.type = PIPE_LOADER_DEVICE_PCI; ddev->base.u.pci.vendor_id = vendor_id; ddev->base.u.pci.chip_id = chip_id; } else { ddev->base.type = PIPE_LOADER_DEVICE_PLATFORM; } ddev->base.ops = &pipe_loader_drm_ops; ddev->fd = fd; if (auth_x) pipe_loader_drm_x_auth(fd); ddev->base.driver_name = loader_get_driver_for_fd(fd, _LOADER_GALLIUM); if (!ddev->base.driver_name) goto fail; *dev = &ddev->base; return true; fail: FREE(ddev); return false; }
EGLBoolean dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy) { struct dri2_egl_display *dri2_dpy; const char *err; _eglSetLogProc(droid_log); loader_set_logger(_eglLog); dri2_dpy = calloc(1, sizeof(*dri2_dpy)); if (!dri2_dpy) return _eglError(EGL_BAD_ALLOC, "eglInitialize"); dpy->DriverData = (void *) dri2_dpy; dri2_dpy->fd = droid_open_device(); if (dri2_dpy->fd < 0) { err = "DRI2: failed to open device"; goto cleanup_display; } dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0); if (dri2_dpy->driver_name == NULL) { err = "DRI2: failed to get driver name"; goto cleanup_device; } if (!dri2_load_driver(dpy)) { err = "DRI2: failed to load driver"; goto cleanup_driver_name; } dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER; dri2_dpy->dri2_loader_extension.base.version = 3; dri2_dpy->dri2_loader_extension.getBuffers = NULL; dri2_dpy->dri2_loader_extension.flushFrontBuffer = droid_flush_front_buffer; dri2_dpy->dri2_loader_extension.getBuffersWithFormat = droid_get_buffers_with_format; dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base; dri2_dpy->extensions[1] = &image_lookup_extension.base; dri2_dpy->extensions[2] = &use_invalidate.base; dri2_dpy->extensions[3] = NULL; if (!dri2_create_screen(dpy)) { err = "DRI2: failed to create screen"; goto cleanup_driver; } if (!droid_add_configs_for_visuals(drv, dpy)) { err = "DRI2: failed to add configs"; goto cleanup_screen; } dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE; dpy->Extensions.KHR_image_base = EGL_TRUE; /* we're supporting EGL 1.4 */ dpy->VersionMajor = 1; dpy->VersionMinor = 4; /* Fill vtbl last to prevent accidentally calling virtual function during * initialization. */ dri2_dpy->vtbl = &droid_display_vtbl; return EGL_TRUE; cleanup_screen: dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); cleanup_driver: dlclose(dri2_dpy->driver); cleanup_driver_name: free(dri2_dpy->driver_name); cleanup_device: close(dri2_dpy->fd); cleanup_display: free(dri2_dpy); return _eglError(EGL_NOT_INITIALIZED, err); }
EGLBoolean dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy) { struct dri2_egl_display *dri2_dpy; const char *err; _eglSetLogProc(droid_log); loader_set_logger(_eglLog); dri2_dpy = calloc(1, sizeof(*dri2_dpy)); if (!dri2_dpy) return _eglError(EGL_BAD_ALLOC, "eglInitialize"); dpy->DriverData = (void *) dri2_dpy; dri2_dpy->fd = droid_open_device(); if (dri2_dpy->fd < 0) { err = "DRI2: failed to open device"; goto cleanup_display; } dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd); if (dri2_dpy->driver_name == NULL) { err = "DRI2: failed to get driver name"; goto cleanup_device; } if (!dri2_load_driver(dpy)) { err = "DRI2: failed to load driver"; goto cleanup_driver_name; } dri2_dpy->is_render_node = drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER; /* render nodes cannot use Gem names, and thus do not support * the __DRI_DRI2_LOADER extension */ if (!dri2_dpy->is_render_node) dri2_dpy->loader_extensions = droid_dri2_loader_extensions; else dri2_dpy->loader_extensions = droid_image_loader_extensions; if (!dri2_create_screen(dpy)) { err = "DRI2: failed to create screen"; goto cleanup_driver; } if (!droid_add_configs_for_visuals(drv, dpy)) { err = "DRI2: failed to add configs"; goto cleanup_screen; } dpy->Extensions.ANDROID_framebuffer_target = EGL_TRUE; dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE; dpy->Extensions.ANDROID_recordable = EGL_TRUE; /* Fill vtbl last to prevent accidentally calling virtual function during * initialization. */ dri2_dpy->vtbl = &droid_display_vtbl; return EGL_TRUE; cleanup_screen: dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); cleanup_driver: dlclose(dri2_dpy->driver); cleanup_driver_name: free(dri2_dpy->driver_name); cleanup_device: close(dri2_dpy->fd); cleanup_display: free(dri2_dpy); dpy->DriverData = NULL; return _eglError(EGL_NOT_INITIALIZED, err); }
static EGLBoolean dri2_x11_connect(struct dri2_egl_display *dri2_dpy) { xcb_xfixes_query_version_reply_t *xfixes_query; xcb_xfixes_query_version_cookie_t xfixes_query_cookie; xcb_dri2_query_version_reply_t *dri2_query; xcb_dri2_query_version_cookie_t dri2_query_cookie; xcb_dri2_connect_reply_t *connect; xcb_dri2_connect_cookie_t connect_cookie; xcb_generic_error_t *error; xcb_screen_iterator_t s; xcb_screen_t *screen; char *driver_name, *loader_driver_name, *device_name; const xcb_query_extension_reply_t *extension; xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id); xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id); extension = xcb_get_extension_data(dri2_dpy->conn, &xcb_xfixes_id); if (!(extension && extension->present)) return EGL_FALSE; extension = xcb_get_extension_data(dri2_dpy->conn, &xcb_dri2_id); if (!(extension && extension->present)) return EGL_FALSE; xfixes_query_cookie = xcb_xfixes_query_version(dri2_dpy->conn, XCB_XFIXES_MAJOR_VERSION, XCB_XFIXES_MINOR_VERSION); dri2_query_cookie = xcb_dri2_query_version (dri2_dpy->conn, XCB_DRI2_MAJOR_VERSION, XCB_DRI2_MINOR_VERSION); s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); screen = get_xcb_screen(s, dri2_dpy->screen); if (!screen) { _eglLog(_EGL_WARNING, "DRI2: failed to get xcb screen"); return EGL_FALSE; } connect_cookie = xcb_dri2_connect_unchecked(dri2_dpy->conn, screen->root, XCB_DRI2_DRIVER_TYPE_DRI); xfixes_query = xcb_xfixes_query_version_reply (dri2_dpy->conn, xfixes_query_cookie, &error); if (xfixes_query == NULL || error != NULL || xfixes_query->major_version < 2) { _eglLog(_EGL_WARNING, "DRI2: failed to query xfixes version"); free(error); return EGL_FALSE; } free(xfixes_query); dri2_query = xcb_dri2_query_version_reply (dri2_dpy->conn, dri2_query_cookie, &error); if (dri2_query == NULL || error != NULL) { _eglLog(_EGL_WARNING, "DRI2: failed to query version"); free(error); return EGL_FALSE; } dri2_dpy->dri2_major = dri2_query->major_version; dri2_dpy->dri2_minor = dri2_query->minor_version; free(dri2_query); connect = xcb_dri2_connect_reply (dri2_dpy->conn, connect_cookie, NULL); if (connect == NULL || connect->driver_name_length + connect->device_name_length == 0) { _eglLog(_EGL_WARNING, "DRI2: failed to authenticate"); return EGL_FALSE; } device_name = xcb_dri2_connect_device_name (connect); dri2_dpy->device_name = strndup(device_name, xcb_dri2_connect_device_name_length(connect)); dri2_dpy->fd = loader_open_device(dri2_dpy->device_name); if (dri2_dpy->fd == -1) { _eglLog(_EGL_WARNING, "DRI2: could not open %s (%s)", dri2_dpy->device_name, strerror(errno)); free(dri2_dpy->device_name); free(connect); return EGL_FALSE; } if (!dri2_x11_local_authenticate(dri2_dpy)) { close(dri2_dpy->fd); free(dri2_dpy->device_name); free(connect); return EGL_FALSE; } driver_name = xcb_dri2_connect_driver_name (connect); /* If Mesa knows about the appropriate driver for this fd, then trust it. * Otherwise, default to the server's value. */ loader_driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0); if (loader_driver_name) { dri2_dpy->driver_name = loader_driver_name; } else { dri2_dpy->driver_name = strndup(driver_name, xcb_dri2_connect_driver_name_length(connect)); } if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) { close(dri2_dpy->fd); free(dri2_dpy->device_name); free(dri2_dpy->driver_name); free(connect); return EGL_FALSE; } free(connect); return EGL_TRUE; }
EGLBoolean dri2_initialize_surfaceless(_EGLDriver *drv, _EGLDisplay *disp) { struct dri2_egl_display *dri2_dpy; const char* err; int i; int driver_loaded = 0; loader_set_logger(_eglLog); dri2_dpy = calloc(1, sizeof *dri2_dpy); if (!dri2_dpy) return _eglError(EGL_BAD_ALLOC, "eglInitialize"); disp->DriverData = (void *) dri2_dpy; const int limit = 64; const int base = 128; for (i = 0; i < limit; ++i) { char *card_path; if (asprintf(&card_path, DRM_RENDER_DEV_NAME, DRM_DIR_NAME, base + i) < 0) continue; dri2_dpy->fd = loader_open_device(card_path); free(card_path); if (dri2_dpy->fd < 0) continue; dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0); if (dri2_dpy->driver_name) { if (dri2_load_driver(disp)) { driver_loaded = 1; break; } free(dri2_dpy->driver_name); } close(dri2_dpy->fd); } if (!driver_loaded) { err = "DRI2: failed to load driver"; goto cleanup_display; } dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER; dri2_dpy->dri2_loader_extension.base.version = 3; dri2_dpy->dri2_loader_extension.getBuffers = NULL; dri2_dpy->dri2_loader_extension.flushFrontBuffer = surfaceless_flush_front_buffer; dri2_dpy->dri2_loader_extension.getBuffersWithFormat = surfaceless_get_buffers_with_format; dri2_dpy->extensions[0] = &image_loader_extension.base; dri2_dpy->extensions[1] = &image_lookup_extension.base; dri2_dpy->extensions[2] = &use_invalidate.base; dri2_dpy->extensions[3] = NULL; if (!dri2_create_screen(disp)) { err = "DRI2: failed to create screen"; goto cleanup_driver; } if (!surfaceless_add_configs_for_visuals(drv, disp)) { err = "DRI2: failed to add configs"; goto cleanup_screen; } disp->Extensions.KHR_image_base = EGL_TRUE; /* Fill vtbl last to prevent accidentally calling virtual function during * initialization. */ dri2_dpy->vtbl = &dri2_surfaceless_display_vtbl; return EGL_TRUE; cleanup_screen: dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); cleanup_driver: dlclose(dri2_dpy->driver); free(dri2_dpy->driver_name); close(dri2_dpy->fd); cleanup_display: free(dri2_dpy); return _eglError(EGL_NOT_INITIALIZED, err); }