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render/egl: select software device when no DRM FD is provided

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This commit is contained in:
Simon Ser 2021-04-26 15:03:36 +02:00
parent 074e36deb6
commit c01f5c7365
1 changed files with 20 additions and 4 deletions
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16
render/egl.c
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@ -437,14 +437,30 @@ struct wlr_egl *wlr_egl_create_from_drm_fd(int drm_fd) {
}
drmDevice *device = NULL;
if (drm_fd >= 0) {
int ret = drmGetDevice(drm_fd, &device);
if (ret < 0) {
wlr_log(WLR_ERROR, "Failed to get DRM device: %s", strerror(-ret));
goto error;
}
}
EGLDeviceEXT egl_device = NULL;
for (int i = 0; i < nb_devices; i++) {
const char *device_exts_str =
egl->procs.eglQueryDeviceStringEXT(egl->device, EGL_EXTENSIONS);
if (device_exts_str == NULL) {
wlr_log(WLR_ERROR, "eglQueryDeviceStringEXT(EGL_EXTENSIONS) failed");
continue;
}
if (device == NULL &&
check_egl_ext(device_exts_str, "EGL_MESA_device_software")) {
wlr_log(WLR_DEBUG, "Using software EGL device");
egl_device = devices[i];
break;
}
const char *egl_device_name = egl->procs.eglQueryDeviceStringEXT(
devices[i], EGL_DRM_DEVICE_FILE_EXT);
if (egl_device_name == NULL) {