From patchwork Thu Nov 26 09:36:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 11933115 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 035DCC6379D for ; Thu, 26 Nov 2020 09:37:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A056120DD4 for ; Thu, 26 Nov 2020 09:37:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389620AbgKZJhP (ORCPT ); Thu, 26 Nov 2020 04:37:15 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:39334 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389572AbgKZJhO (ORCPT ); Thu, 26 Nov 2020 04:37:14 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 8C27F1F450FA From: Ezequiel Garcia To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: kernel@collabora.com, Jonas Karlman , Hans Verkuil , Nicolas Dufresne , Philipp Zabel , Maxime Ripard , Paul Kocialkowski , Jernej Skrabec , Ezequiel Garcia Subject: [PATCH v5 08/14] media: controls: Add the stateless codec control class Date: Thu, 26 Nov 2020 06:36:12 -0300 Message-Id: <20201126093618.137292-9-ezequiel@collabora.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201126093618.137292-1-ezequiel@collabora.com> References: <20201126093618.137292-1-ezequiel@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add a new control class to hold the stateless codecs controls that are ready to be moved out of staging. Signed-off-by: Ezequiel Garcia Tested-by: Jernej Skrabec --- .../userspace-api/media/v4l/vidioc-g-ext-ctrls.rst | 4 ++++ drivers/media/v4l2-core/v4l2-ctrls.c | 5 +++++ include/uapi/linux/v4l2-controls.h | 7 +++++++ 3 files changed, 16 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst index 8b2029d1390b..0980190d6070 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst @@ -362,6 +362,10 @@ still cause this situation. - 0xa30000 - The class containing motion or object detection controls. These controls are described in :ref:`detect-controls`. + * - ``V4L2_CTRL_CLASS_CODEC_STATELESS`` + - 0xa40000 + - The class containing stateless codec controls. These controls are + described in :ref:`codec-stateless-controls`. Return Value ============ diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 6a17a7487459..fa96e6aa0a86 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -1181,6 +1181,10 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_DETECT_MD_GLOBAL_THRESHOLD: return "MD Global Threshold"; case V4L2_CID_DETECT_MD_THRESHOLD_GRID: return "MD Threshold Grid"; case V4L2_CID_DETECT_MD_REGION_GRID: return "MD Region Grid"; + + /* Stateless Codec controls */ + /* Keep the order of the 'case's the same as in v4l2-controls.h! */ + case V4L2_CID_CODEC_STATELESS_CLASS: return "Stateless Codec Controls"; default: return NULL; } @@ -1368,6 +1372,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_FM_RX_CLASS: case V4L2_CID_RF_TUNER_CLASS: case V4L2_CID_DETECT_CLASS: + case V4L2_CID_CODEC_STATELESS_CLASS: *type = V4L2_CTRL_TYPE_CTRL_CLASS; /* You can neither read not write these */ *flags |= V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_WRITE_ONLY; diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 75cf87b9a377..90478ecc2f81 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -65,6 +65,7 @@ #define V4L2_CTRL_CLASS_FM_RX 0x00a10000 /* FM Receiver controls */ #define V4L2_CTRL_CLASS_RF_TUNER 0x00a20000 /* RF tuner controls */ #define V4L2_CTRL_CLASS_DETECT 0x00a30000 /* Detection controls */ +#define V4L2_CTRL_CLASS_CODEC_STATELESS 0x00a40000 /* Stateless codecs controls */ /* User-class control IDs */ @@ -1177,6 +1178,12 @@ enum v4l2_detect_md_mode { #define V4L2_CID_DETECT_MD_THRESHOLD_GRID (V4L2_CID_DETECT_CLASS_BASE + 3) #define V4L2_CID_DETECT_MD_REGION_GRID (V4L2_CID_DETECT_CLASS_BASE + 4) + +/* Stateless CODECs controls */ +#define V4L2_CID_CODEC_STATELESS_BASE (V4L2_CTRL_CLASS_CODEC_STATELESS | 0x900) +#define V4L2_CID_CODEC_STATELESS_CLASS (V4L2_CTRL_CLASS_CODEC_STATELESS | 1) + + /* MPEG-compression definitions kept for backwards compatibility */ #ifndef __KERNEL__ #define V4L2_CTRL_CLASS_MPEG V4L2_CTRL_CLASS_CODEC