From patchwork Tue May 24 04:45:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunke Cao X-Patchwork-Id: 575876 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47F4DC433F5 for ; Tue, 24 May 2022 04:45:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233726AbiEXEp0 (ORCPT ); Tue, 24 May 2022 00:45:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54774 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234480AbiEXEpX (ORCPT ); Tue, 24 May 2022 00:45:23 -0400 Received: from mail-yb1-xb4a.google.com (mail-yb1-xb4a.google.com [IPv6:2607:f8b0:4864:20::b4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 770898BD22 for ; Mon, 23 May 2022 21:45:22 -0700 (PDT) Received: by mail-yb1-xb4a.google.com with SMTP id k17-20020a252411000000b0064ea6c388baso14044137ybk.0 for ; Mon, 23 May 2022 21:45:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=I80/fQubht4j0oULJ1oTwqaO+keAESvjBTyhSyKRb4g=; b=ioZQZTztiKT6qrZ9rmJWhFxu/vER1/K/OGi4VfCulNnz6arolb89oq6ScHFnWWZyfY ow0KIURUG5/pb7fphKYKHvS03Mjoh3wThr6CiwWrR46qtLi6BQ69RfgoyMRCCxwS7f/Z n1/CShK+sYlDdZzcgdeRlcSnmTJ1u5zc7QcNdgZ4zqIU9FdTOWl+ncJFkj4o7KMEdwTa ORoyG7hxDLTnOkwf2A65u5filBrRCX5f9MVPH9dZkd9LdMl9yYtM1cPI8fkf00bZePdd 3Hsbcmnf8qwwnLL1dKJAKt+xCNwuWX73LEd4KhShI6ekVphn/aKz+eb1bXHLmjPVedBR NbBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=I80/fQubht4j0oULJ1oTwqaO+keAESvjBTyhSyKRb4g=; b=bLfPo4D9shKLg3lO/EEHOgWs0VqLPPhKRpvu+80l34p7huSJWn2zp1VjVtE8hLBYHR sYCvswvZPE2KM+YyHlAKHkNdkdy/tveKcoF42G9jCgSwDP+lYyDzxtWIZwnIWT2C8jWi MMuoTB3OKEohB5m5RRXdow1QGVX9xiTUxFgsBScj3VAPxUasPT3xZ1uSnIlH/e7nYRvX qlTI7stMHQSIsFNwCuNKOBX/zDnteauVoaN3c221zyeAOurCsk7JBA6HLjV+Bffw5njV Aul1L4YUHex4eJvFy6FBR6Rd/zmFj7vU/Nq6Q0RMnkAZyTNUIJQ+727onnStolRlsOE1 Osog== X-Gm-Message-State: AOAM532U01gUBtvDIWmydWgDyDbIyv0jKTVqJOeb8kK/zfxehkk04mvw 7kjFWLhbOHlFg9ujU0i+G16BPbH5m34= X-Google-Smtp-Source: ABdhPJzgjYQUuxF9rox9NS4FvagGiS41bZ1UeEBu5RbHQ8cUhBleoWg6Lo3eg8169iD/oBqXertzGir8l94= X-Received: from yunkec1.tok.corp.google.com ([2401:fa00:8f:203:7145:c41f:bdd2:acc]) (user=yunkec job=sendgmr) by 2002:a81:c703:0:b0:2d0:cc6b:3092 with SMTP id m3-20020a81c703000000b002d0cc6b3092mr26340850ywi.449.1653367521639; Mon, 23 May 2022 21:45:21 -0700 (PDT) Date: Tue, 24 May 2022 13:45:04 +0900 In-Reply-To: <20220524044507.1696012-1-yunkec@google.com> Message-Id: <20220524044507.1696012-2-yunkec@google.com> Mime-Version: 1.0 References: <20220524044507.1696012-1-yunkec@google.com> X-Mailer: git-send-email 2.36.1.124.g0e6072fb45-goog Subject: [PATCH v4 1/4] media: v4l2_ctrl: Add V4L2_CTRL_TYPE_RECT From: Yunke Cao To: Hans Verkuil , Laurent Pinchart , Nicolas Dufresne Cc: Tomasz Figa , Sergey Senozhatsky , Ricardo Ribalda , linux-media@vger.kernel.org, Yunke Cao Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add p_rect to struct v4l2_ext_control with basic support in v4l2-ctrls. Signed-off-by: Yunke Cao --- .../media/v4l/vidioc-g-ext-ctrls.rst | 4 ++++ .../media/videodev2.h.rst.exceptions | 1 + drivers/media/v4l2-core/v4l2-ctrls-core.c | 20 +++++++++++++++++++ include/media/v4l2-ctrls.h | 2 ++ include/uapi/linux/videodev2.h | 2 ++ 5 files changed, 29 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 29971a45a2d4..f4e205ead0a2 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst @@ -189,6 +189,10 @@ still cause this situation. - ``p_area`` - A pointer to a struct :c:type:`v4l2_area`. Valid if this control is of type ``V4L2_CTRL_TYPE_AREA``. + * - struct :c:type:`v4l2_rect` * + - ``p_area`` + - A pointer to a struct :c:type:`v4l2_rect`. Valid if this control is + of type ``V4L2_CTRL_TYPE_RECT``. * - struct :c:type:`v4l2_ctrl_h264_sps` * - ``p_h264_sps`` - A pointer to a struct :c:type:`v4l2_ctrl_h264_sps`. Valid if this control is diff --git a/Documentation/userspace-api/media/videodev2.h.rst.exceptions b/Documentation/userspace-api/media/videodev2.h.rst.exceptions index 9cbb7a0c354a..7b423475281d 100644 --- a/Documentation/userspace-api/media/videodev2.h.rst.exceptions +++ b/Documentation/userspace-api/media/videodev2.h.rst.exceptions @@ -147,6 +147,7 @@ replace symbol V4L2_CTRL_TYPE_HEVC_SPS :c:type:`v4l2_ctrl_type` replace symbol V4L2_CTRL_TYPE_HEVC_PPS :c:type:`v4l2_ctrl_type` replace symbol V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS :c:type:`v4l2_ctrl_type` replace symbol V4L2_CTRL_TYPE_AREA :c:type:`v4l2_ctrl_type` +replace symbol V4L2_CTRL_TYPE_RECT :c:type:`v4l2_ctrl_type` replace symbol V4L2_CTRL_TYPE_FWHT_PARAMS :c:type:`v4l2_ctrl_type` replace symbol V4L2_CTRL_TYPE_VP8_FRAME :c:type:`v4l2_ctrl_type` replace symbol V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR :c:type:`v4l2_ctrl_type` diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c index 8968cec8454e..384d12a9638b 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-core.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c @@ -84,6 +84,11 @@ static bool std_equal(const struct v4l2_ctrl *ctrl, u32 idx, return ptr1.p_u16[idx] == ptr2.p_u16[idx]; case V4L2_CTRL_TYPE_U32: return ptr1.p_u32[idx] == ptr2.p_u32[idx]; + case V4L2_CTRL_TYPE_RECT: + return ptr1.p_rect->top == ptr2.p_rect->top && + ptr1.p_rect->left == ptr2.p_rect->left && + ptr1.p_rect->height == ptr2.p_rect->height && + ptr1.p_rect->width == ptr2.p_rect->width; default: if (ctrl->is_int) return ptr1.p_s32[idx] == ptr2.p_s32[idx]; @@ -307,6 +312,11 @@ static void std_log(const struct v4l2_ctrl *ctrl) case V4L2_CTRL_TYPE_VP9_FRAME: pr_cont("VP9_FRAME"); break; + case V4L2_CTRL_TYPE_RECT: + pr_cont("%ux%u@%dx%d", + ptr.p_rect->width, ptr.p_rect->height, + ptr.p_rect->left, ptr.p_rect->top); + break; default: pr_cont("unknown type %d", ctrl->type); break; @@ -525,6 +535,7 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, struct v4l2_ctrl_hdr10_mastering_display *p_hdr10_mastering; struct v4l2_ctrl_hevc_decode_params *p_hevc_decode_params; struct v4l2_area *area; + struct v4l2_rect *rect; void *p = ptr.p + idx * ctrl->elem_size; unsigned int i; @@ -888,6 +899,12 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, return -EINVAL; break; + case V4L2_CTRL_TYPE_RECT: + rect = p; + if (!rect->width || !rect->height) + return -EINVAL; + break; + default: return -EINVAL; } @@ -1456,6 +1473,9 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, case V4L2_CTRL_TYPE_AREA: elem_size = sizeof(struct v4l2_area); break; + case V4L2_CTRL_TYPE_RECT: + elem_size = sizeof(struct v4l2_rect); + break; default: if (type < V4L2_CTRL_COMPOUND_TYPES) elem_size = sizeof(s32); diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index b3ce438f1329..919e104de50b 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -58,6 +58,7 @@ struct video_device; * @p_hdr10_cll: Pointer to an HDR10 Content Light Level structure. * @p_hdr10_mastering: Pointer to an HDR10 Mastering Display structure. * @p_area: Pointer to an area. + * @p_rect: Pointer to a rectangle. * @p: Pointer to a compound value. * @p_const: Pointer to a constant compound value. */ @@ -87,6 +88,7 @@ union v4l2_ctrl_ptr { struct v4l2_ctrl_hdr10_cll_info *p_hdr10_cll; struct v4l2_ctrl_hdr10_mastering_display *p_hdr10_mastering; struct v4l2_area *p_area; + struct v4l2_rect *p_rect; void *p; const void *p_const; }; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 3768a0a80830..b712412cf763 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -1751,6 +1751,7 @@ struct v4l2_ext_control { __u16 __user *p_u16; __u32 __user *p_u32; struct v4l2_area __user *p_area; + struct v4l2_rect __user *p_rect; struct v4l2_ctrl_h264_sps __user *p_h264_sps; struct v4l2_ctrl_h264_pps *p_h264_pps; struct v4l2_ctrl_h264_scaling_matrix __user *p_h264_scaling_matrix; @@ -1810,6 +1811,7 @@ enum v4l2_ctrl_type { V4L2_CTRL_TYPE_U16 = 0x0101, V4L2_CTRL_TYPE_U32 = 0x0102, V4L2_CTRL_TYPE_AREA = 0x0106, + V4L2_CTRL_TYPE_RECT = 0x0107, V4L2_CTRL_TYPE_HDR10_CLL_INFO = 0x0110, V4L2_CTRL_TYPE_HDR10_MASTERING_DISPLAY = 0x0111,