diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/egl/drivers/dri2/egl_dri2.c | 241 |
1 files changed, 155 insertions, 86 deletions
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c index d775b5e6a2..15b3529cd2 100644 --- a/src/egl/drivers/dri2/egl_dri2.c +++ b/src/egl/drivers/dri2/egl_dri2.c @@ -62,6 +62,7 @@ struct dri2_egl_display int dri2_major; int dri2_minor; __DRIscreen *dri_screen; + const __DRIconfig **driver_configs; void *driver; __DRIcoreExtension *core; __DRIdri2Extension *dri2; @@ -70,6 +71,9 @@ struct dri2_egl_display __DRIimageExtension *image; int fd; + char *device_name; + char *driver_name; + __DRIdri2LoaderExtension loader_extension; __DRIimageLookupExtension image_lookup_extension; const __DRIextension *extensions[3]; @@ -411,9 +415,9 @@ dri2_get_buffers_with_format(__DRIdrawable * driDrawable, } #ifdef GLX_USE_TLS -static const char dri_driver_format[] = "%.*s/tls/%.*s_dri.so"; +static const char dri_driver_format[] = "%.*s/tls/%s_dri.so"; #else -static const char dri_driver_format[] = "%.*s/%.*s_dri.so"; +static const char dri_driver_format[] = "%.*s/%s_dri.so"; #endif static const char dri_driver_path[] = DEFAULT_DRIVER_DIR; @@ -470,45 +474,32 @@ dri2_bind_extensions(struct dri2_egl_display *dri2_dpy, return ret; } -/** - * Called via eglInitialize(), GLX_drv->API.Initialize(). - */ +static char * +dri2_strndup(const char *s, int length) +{ + char *d; + + d = malloc(length + 1); + if (d == NULL) + return NULL; + + memcpy(d, s, length); + d[length] = '\0'; + + return d; +} + static EGLBoolean -dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, - EGLint *major, EGLint *minor) +dri2_connect(struct dri2_egl_display *dri2_dpy) { - const __DRIextension **extensions; - const __DRIconfig **driver_configs; - struct dri2_egl_display *dri2_dpy; - char path[PATH_MAX], *search_paths, *p, *next, *end; 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_dri2_authenticate_reply_t *authenticate; - xcb_dri2_authenticate_cookie_t authenticate_cookie; xcb_generic_error_t *error; - drm_magic_t magic; xcb_screen_iterator_t s; - xcb_depth_iterator_t d; - xcb_visualtype_t *visuals; - int i, j, id; - - dri2_dpy = malloc(sizeof *dri2_dpy); - if (!dri2_dpy) - return _eglError(EGL_BAD_ALLOC, "eglInitialize"); - - disp->DriverData = (void *) dri2_dpy; - if (disp->NativeDisplay != NULL) - dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay); - else - dri2_dpy->conn = xcb_connect(0, 0); - if (!dri2_dpy->conn) { - _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); - goto cleanup_dpy; - } xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id); xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id); @@ -533,7 +524,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, error != NULL || xfixes_query->major_version < 2) { _eglLog(_EGL_FATAL, "DRI2: failed to query xfixes version"); free(error); - goto cleanup_conn; + return EGL_FALSE; } free(xfixes_query); @@ -542,7 +533,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (dri2_query == NULL || error != NULL) { _eglLog(_EGL_FATAL, "DRI2: failed to query version"); free(error); - goto cleanup_conn; + return EGL_FALSE; } dri2_dpy->dri2_major = dri2_query->major_version; dri2_dpy->dri2_minor = dri2_query->minor_version; @@ -552,7 +543,126 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (connect == NULL || connect->driver_name_length + connect->device_name_length == 0) { _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); - goto cleanup_connect; + return EGL_FALSE; + } + + dri2_dpy->device_name = + dri2_strndup(xcb_dri2_connect_device_name (connect), + xcb_dri2_connect_device_name_length (connect)); + + dri2_dpy->driver_name = + dri2_strndup(xcb_dri2_connect_driver_name (connect), + xcb_dri2_connect_driver_name_length (connect)); + + if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) { + free(dri2_dpy->device_name); + free(dri2_dpy->driver_name); + free(connect); + return EGL_FALSE; + } + free(connect); + + return EGL_TRUE; +} + +static EGLBoolean +dri2_authenticate(struct dri2_egl_display *dri2_dpy) +{ + xcb_dri2_authenticate_reply_t *authenticate; + xcb_dri2_authenticate_cookie_t authenticate_cookie; + xcb_screen_iterator_t s; + drm_magic_t magic; + + if (drmGetMagic(dri2_dpy->fd, &magic)) { + _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic"); + return EGL_FALSE; + } + + s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); + authenticate_cookie = + xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, magic); + authenticate = + xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL); + if (authenticate == NULL || !authenticate->authenticated) { + _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); + free(authenticate); + return EGL_FALSE; + } + + free(authenticate); + + return EGL_TRUE; +} + +static EGLBoolean +dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy, + _EGLDisplay *disp) +{ + xcb_screen_iterator_t s; + xcb_depth_iterator_t d; + xcb_visualtype_t *visuals; + int i, j, id; + + s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); + d = xcb_screen_allowed_depths_iterator(s.data); + id = 1; + while (d.rem > 0) { + EGLBoolean class_added[6] = { 0, }; + + visuals = xcb_depth_visuals(d.data); + for (i = 0; i < xcb_depth_visuals_length(d.data); i++) { + if (class_added[visuals[i]._class]) + continue; + + class_added[visuals[i]._class] = EGL_TRUE; + for (j = 0; dri2_dpy->driver_configs[j]; j++) + dri2_add_config(disp, dri2_dpy->driver_configs[j], + id++, d.data->depth, &visuals[i]); + } + + xcb_depth_next(&d); + } + + if (!disp->NumConfigs) { + _eglLog(_EGL_WARNING, "DRI2: failed to create any config"); + return EGL_FALSE; + } + + return EGL_TRUE; +} + +/** + * Called via eglInitialize(), GLX_drv->API.Initialize(). + */ +static EGLBoolean +dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, + EGLint *major, EGLint *minor) +{ + const __DRIextension **extensions; + struct dri2_egl_display *dri2_dpy; + char path[PATH_MAX], *search_paths, *p, *next, *end; + + dri2_dpy = malloc(sizeof *dri2_dpy); + if (!dri2_dpy) + return _eglError(EGL_BAD_ALLOC, "eglInitialize"); + + disp->DriverData = (void *) dri2_dpy; + if (disp->NativeDisplay == NULL) { + dri2_dpy->conn = xcb_connect(0, 0); + if (!dri2_dpy->conn) { + _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); + goto cleanup_dpy; + } + } else { + dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay); + } + + if (dri2_dpy->conn == NULL) + goto cleanup_conn; + + if (dri2_dpy->conn) { + if (!dri2_connect(dri2_dpy)) + goto cleanup_conn; } search_paths = NULL; @@ -571,11 +681,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, next = end; snprintf(path, sizeof path, - dri_driver_format, - (int) (next - p), p, - xcb_dri2_connect_driver_name_length (connect), - xcb_dri2_connect_driver_name (connect)); - + dri_driver_format, (int) (next - p), p, dri2_dpy->driver_name); dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL); } @@ -583,7 +689,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, _eglLog(_EGL_FATAL, "DRI2: failed to open any driver (search paths %s)", search_paths); - goto cleanup_connect; + goto cleanup_conn; } _eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path); @@ -597,32 +703,18 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) goto cleanup_driver; - snprintf(path, sizeof path, "%.*s", - xcb_dri2_connect_device_name_length (connect), - xcb_dri2_connect_device_name (connect)); - dri2_dpy->fd = open (path, O_RDWR); + dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR); if (dri2_dpy->fd == -1) { _eglLog(_EGL_FATAL, "DRI2: could not open %s (%s)", path, strerror(errno)); goto cleanup_driver; } - if (drmGetMagic(dri2_dpy->fd, &magic)) { - _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic"); - goto cleanup_fd; - } - - authenticate_cookie = xcb_dri2_authenticate_unchecked (dri2_dpy->conn, - s.data->root, magic); - authenticate = xcb_dri2_authenticate_reply (dri2_dpy->conn, - authenticate_cookie, NULL); - if (authenticate == NULL || !authenticate->authenticated) { - _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); - free(authenticate); - goto cleanup_fd; + if (dri2_dpy->conn) { + if (!dri2_authenticate(dri2_dpy)) + goto cleanup_fd; } - free(authenticate); if (dri2_dpy->dri2_minor >= 1) { dri2_dpy->loader_extension.base.name = __DRI_DRI2_LOADER; dri2_dpy->loader_extension.base.version = 3; @@ -648,7 +740,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, dri2_dpy->dri_screen = dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions, - &driver_configs, dri2_dpy); + &dri2_dpy->driver_configs, dri2_dpy); if (dri2_dpy->dri_screen == NULL) { _eglLog(_EGL_FATAL, "DRI2: failed to create dri screen"); @@ -659,30 +751,9 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions)) goto cleanup_dri_screen; - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - d = xcb_screen_allowed_depths_iterator(s.data); - id = 1; - while (d.rem > 0) { - EGLBoolean class_added[6] = { 0, }; - - visuals = xcb_depth_visuals(d.data); - for (i = 0; i < xcb_depth_visuals_length(d.data); i++) { - if (class_added[visuals[i]._class]) - continue; - - class_added[visuals[i]._class] = EGL_TRUE; - for (j = 0; driver_configs[j]; j++) - dri2_add_config(disp, driver_configs[j], - id++, d.data->depth, &visuals[i]); - - } - - xcb_depth_next(&d); - } - - if (!disp->NumConfigs) { - _eglLog(_EGL_WARNING, "DRI2: failed to create any config"); - goto cleanup_configs; + if (dri2_dpy->conn) { + if (!dri2_add_configs_for_visuals(dri2_dpy, disp)) + goto cleanup_configs; } disp->ClientAPIsMask = EGL_OPENGL_BIT; @@ -693,7 +764,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, /* we're supporting EGL 1.4 */ *major = 1; *minor = 4; - free (connect); + return EGL_TRUE; cleanup_configs: @@ -704,8 +775,6 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, close(dri2_dpy->fd); cleanup_driver: dlclose(dri2_dpy->driver); - cleanup_connect: - free(connect); cleanup_conn: if (disp->NativeDisplay == NULL) xcb_disconnect(dri2_dpy->conn); |