diff --git a/[refs] b/[refs] index d3ddaa0c44ba..551ea7fad6ad 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: e01a234407af60c4b9854d069a7217d75fcdfa29 +refs/heads/master: fc2d573fb4e65393688d32bc128c70ddd8ecccc6 diff --git a/trunk/drivers/media/video/uvc/uvc_ctrl.c b/trunk/drivers/media/video/uvc/uvc_ctrl.c index d6fe13de7ae4..0dc2a9f7ca51 100644 --- a/trunk/drivers/media/video/uvc/uvc_ctrl.c +++ b/trunk/drivers/media/video/uvc/uvc_ctrl.c @@ -1015,6 +1015,24 @@ int uvc_query_v4l2_menu(struct uvc_video_chain *chain, } menu_info = &mapping->menu_info[query_menu->index]; + + if (ctrl->info.flags & UVC_CTRL_FLAG_GET_RES) { + s32 bitmap; + + if (!ctrl->cached) { + ret = uvc_ctrl_populate_cache(chain, ctrl); + if (ret < 0) + goto done; + } + + bitmap = mapping->get(mapping, UVC_GET_RES, + uvc_ctrl_data(ctrl, UVC_CTRL_DATA_RES)); + if (!(bitmap & menu_info->value)) { + ret = -EINVAL; + goto done; + } + } + strlcpy(query_menu->name, menu_info->name, sizeof query_menu->name); done: