From patchwork Thu Mar 11 22:19:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 12132981 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3B3B7C43381 for ; Thu, 11 Mar 2021 22:20:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 03B8C64F87 for ; Thu, 11 Mar 2021 22:20:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229938AbhCKWT6 (ORCPT ); Thu, 11 Mar 2021 17:19:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229524AbhCKWTz (ORCPT ); Thu, 11 Mar 2021 17:19:55 -0500 Received: from mail-ej1-x62b.google.com (mail-ej1-x62b.google.com [IPv6:2a00:1450:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A5A9C061760 for ; Thu, 11 Mar 2021 14:19:55 -0800 (PST) Received: by mail-ej1-x62b.google.com with SMTP id dx17so49500859ejb.2 for ; Thu, 11 Mar 2021 14:19:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=jmEJpwXpy96wPy0Wn2mPt1c7y2RKVHHDQGI/F3VWN68=; b=gvIijDMs3UNbfQbZICXSqwNVSd2+Okw4B5WlV7s5XKHyRlzO6sWOJNzMGEhjtDApwf DOSdTqKuzJYBCEPjaf4QgDFJGJ8KiQLOugnMB1tNaqyXvMg5hKR3W7U3skOaUUSRvfn5 43kUK6F5T1kKg6T3GjVFBB19rr1xs62jBM9xo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=jmEJpwXpy96wPy0Wn2mPt1c7y2RKVHHDQGI/F3VWN68=; b=UN0nNZqoz4QgARMBMtcjSuupCcwfRoTofbftjNCvYVsQlPVBz4U1vt15cV0MQaQffJ EEzZYFCXnDAicrDqxd0HfQCCTqchxrRmu8Ba9lTRzTCH9YZeuumojegnKomdjvzMdyVG pDz1L2fBLAsIDQs8scCte/G3cjyF8jZIOoPEd1apn2S72iD5Qcisf76AJ1A9arnpIg0K T5QylhBnTRmr//XhXZAfIJ/jhhbXkne2Sg63QeHNf/Qu1+5Jg6f3Dc+ZcCqDGs6/W5sU nlcBRR3D2RVZRNm77rru2HZBjlMltml2sxWTEzO1KYsyXqzkSLKaXwJtyhDWJlXwhmTk JzuQ== X-Gm-Message-State: AOAM533tfHBiWGhAa+Wvvn+LTu7Hfo91zjo8txhSRyXdYfWRFzxye0uC g1SSOYzKqATthFCVLu9E5ibOAQ== X-Google-Smtp-Source: ABdhPJxEiV0/8FTUyoH+2YuL5QVGZZj14u74Ix9DA0IrhToipBp5SgyEMm+tqcCXSSD26v8EtX5xGA== X-Received: by 2002:a17:906:7c48:: with SMTP id g8mr5343178ejp.138.1615501194090; Thu, 11 Mar 2021 14:19:54 -0800 (PST) Received: from alco.lan ([80.71.134.83]) by smtp.gmail.com with ESMTPSA id b18sm1942174ejb.77.2021.03.11.14.19.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Mar 2021 14:19:53 -0800 (PST) From: Ricardo Ribalda To: Laurent Pinchart , Mauro Carvalho Chehab , Tomasz Figa , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, senozhatsky@chromium.org, Hans Verkuil Cc: Ricardo Ribalda Subject: [PATCH v2 0/6] uvcvideo: Fix v4l2-compliance errors Date: Thu, 11 Mar 2021 23:19:40 +0100 Message-Id: <20210311221946.1319924-1-ribalda@chromium.org> X-Mailer: git-send-email 2.31.0.rc2.261.g7f71774620-goog MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org In my computer I am getting this output for v4l2-compliance -m /dev/media0 -a -f Total for uvcvideo device /dev/media0: 8, Succeeded: 6, Failed: 2, Warnings: 0 Total for uvcvideo device /dev/video0: 54, Succeeded: 50, Failed: 4, Warnings: 2 Total for uvcvideo device /dev/video1: 46, Succeeded: 46, Failed: 0, Warnings: 0 Grand Total for uvcvideo device /dev/media0: 108, Succeeded: 102, Failed: 6, Warnings: 2 After fixing all of them we go down to: Total for uvcvideo device /dev/media0: 8, Succeeded: 8, Failed: 0, Warnings: 0 Total for uvcvideo device /dev/video0: 54, Succeeded: 54, Failed: 0, Warnings: 9 Total for uvcvideo device /dev/video1: 46, Succeeded: 46, Failed: 0, Warnings: 0 Grand Total for uvcvideo device /dev/media0: 108, Succeeded: 108, Failed: 0, Warnings: 9 We are still not compliant with v4l2-compliance -s: Streaming ioctls: test read/write: OK (Not Supported) test blocking wait: OK fail: v4l2-test-buffers.cpp(1265): node->streamon(q.g_type()) != EINVAL test MMAP (no poll): FAIL fail: v4l2-test-buffers.cpp(1265): node->streamon(q.g_type()) != EINVAL test MMAP (select): FAIL fail: v4l2-test-buffers.cpp(1265): node->streamon(q.g_type()) != EINVAL test MMAP (epoll): FAIL But fixing that will probably require a lot of changes in the driver that are already implemented in the vb2 helpers. It is better to continue Hans work on that: https://git.linuxtv.org/hverkuil/media_tree.git/commit/?h=uvc-4.19&id=a6a0a05f643521d29a4c1e551b0be73ce66b7108 Changelog v2 (Thanks to Hans and Laurent) - Reimplement the CTRL_CLASS as a patch on queryctl - Do not return -EIO for case 8 - Handle request bug and which_def multiclass in core Ricardo Ribalda (6): media: v4l2-ioctl: Fix check_ext_ctrls media: uvcvideo: Set capability in s_param media: uvcvideo: Return -EIO for control errors media: uvcvideo: set error_idx to count on EACCESS media: uvcvideo: Add support for V4L2_CTRL_TYPE_CTRL_CLASS media: uvcvideo: Set a different name for the metadata entity drivers/media/usb/uvc/uvc_ctrl.c | 90 ++++++++++++++++++++++++++++ drivers/media/usb/uvc/uvc_driver.c | 5 +- drivers/media/usb/uvc/uvc_v4l2.c | 10 +++- drivers/media/usb/uvc/uvc_video.c | 5 ++ drivers/media/usb/uvc/uvcvideo.h | 7 +++ drivers/media/v4l2-core/v4l2-ioctl.c | 4 +- 6 files changed, 116 insertions(+), 5 deletions(-)