From patchwork Thu Oct 31 13:43:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 840491 Received: from mail-qv1-f54.google.com (mail-qv1-f54.google.com [209.85.219.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 016871A0730 for ; Thu, 31 Oct 2024 13:43:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.54 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730382207; cv=none; b=XQQMe33hYsDtssZQ5DxaQVYHUkXsLHzA7tG9oTxMmRmi6z6CystcI6wHo2GeJRyFwmSaCT3JAbFaqmoubvEkQNZIJfeGE96VhGkZMAqG2OdgmJLvqEI5NM/h6sgkdtADUX7ynGQw/dAehMNAPBu9Uw92tMHCn/LBDN3W0ZDS2a4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730382207; c=relaxed/simple; bh=kmfBVkJEZgyP7qLVgVd5KbUMONRw5aQJxZxokPMJLFw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=GtGR/KOVmhwNMnTUFVpQ5wEObcACd3Z3Xawwmq4JMkMl99mZ3qiddfTIbGm4Bx0qS/+rgPtEhARqvp22Qtru5lMAF9Zg+RFz+AcnoruLIAvlDEqwjm6Qgih4eD5m8JDHWb3Mm1O+kOOYcTy6S20CWBf7el84Mb5Ie3lspARAKq8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=H7SpPBNg; arc=none smtp.client-ip=209.85.219.54 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="H7SpPBNg" Received: by mail-qv1-f54.google.com with SMTP id 6a1803df08f44-6cbcc2bd800so8450386d6.0 for ; Thu, 31 Oct 2024 06:43:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1730382204; x=1730987004; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=3GhYJZf/q/jt/6wnYwOt5+9I5pH5dgpUegwqN2iEcvw=; b=H7SpPBNgU9TMsu+zXHXWO3Qn+HKDCYZHa+XodK716h2FkncDYixA9DyQxD7W6/oA32 9A2asQZnYxycd2mj7Jrhmlxfu+6637A3DOs6WpiIWr5YY9+Qrwj2SjGLDJWJxLnT3M1r Hm4Puv77K9b2IuHyjmz3uFOT4FqFG9xvgLLmY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730382204; x=1730987004; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=3GhYJZf/q/jt/6wnYwOt5+9I5pH5dgpUegwqN2iEcvw=; b=DIBwb4enWI/Kk/+ozpHPkctpCUATc+2LVMyxSw84GwDGNHb+SFjF5zwBvlFjip0Bww Bf50hNVagyGHnm2jpENs80lZ3Od/1tz9Bia/0Bn6POwIASkE3zWTh05WN4CfVN+207sl CiSqr3/yxinL46ISksi+dp587qfi4+ZGbynWWflF7/PJ2VmkKJ9cJFkG9eEl1dmjJguT u3A7RnUTA/+iSWvPm+rFjkzroJwdFcCaolk47fBzLkPpmB7fC9yeND4Q96RdMuPjETUe CWhGwrvl76+x3T+aNk0IuictPqUQiAduh7SKGp5MPzfWQ7voZagr1hwV1VlrMQ5udXZO az/Q== X-Forwarded-Encrypted: i=1; AJvYcCVhytG2ZVuplFPLcad2Y4xER5RrvzfIqIjz7p+K1asM/1dd6HbWch5Iap1Pt32GtXc6oyJAs1HxnJ3wUw==@vger.kernel.org X-Gm-Message-State: AOJu0Yx4IPSiFKjAl0slpckohVbHclAs2fvykxWzD/lsWgjAiDQ0JevJ PpbDKbUVm7VmE3Y8jJQs1q3ovJbD3H8Zr9exZb0vIrcoSBHvFqNXO1O5VOSGsA== X-Google-Smtp-Source: AGHT+IEpMT1+deQAzIFiMeh++cnIKQpHIxRIybIRfqhA/h9vWt47DlYMoffk71eSJSfu2319SnPmfQ== X-Received: by 2002:a05:6214:3f92:b0:6cd:efb4:2efe with SMTP id 6a1803df08f44-6d354318a30mr44058766d6.24.1730382204026; Thu, 31 Oct 2024 06:43:24 -0700 (PDT) Received: from denia.c.googlers.com (189.216.85.34.bc.googleusercontent.com. [34.85.216.189]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-6d354177d2fsm7837776d6.107.2024.10.31.06.43.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 31 Oct 2024 06:43:22 -0700 (PDT) From: Ricardo Ribalda Date: Thu, 31 Oct 2024 13:43:18 +0000 Subject: [PATCH 5/7] media: v4l2-core: Add new MEDIA_ENT_F_GPIO Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241031-uvc-subdev-v1-5-a68331cedd72@chromium.org> References: <20241031-uvc-subdev-v1-0-a68331cedd72@chromium.org> In-Reply-To: <20241031-uvc-subdev-v1-0-a68331cedd72@chromium.org> To: Laurent Pinchart , Mauro Carvalho Chehab , Sakari Ailus Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, Yunke Cao , Hans Verkuil , Ricardo Ribalda X-Mailer: b4 0.13.0 Add a new media entity type to define a GPIO entity. This can be used to represent the privacy switch GPIO associated to a sensor. Signed-off-by: Ricardo Ribalda --- Documentation/userspace-api/media/mediactl/media-types.rst | 4 ++++ drivers/media/v4l2-core/v4l2-async.c | 3 ++- include/uapi/linux/media.h | 1 + 3 files changed, 7 insertions(+), 1 deletion(-) diff --git a/Documentation/userspace-api/media/mediactl/media-types.rst b/Documentation/userspace-api/media/mediactl/media-types.rst index 6332e8395263..7ede3954a96a 100644 --- a/Documentation/userspace-api/media/mediactl/media-types.rst +++ b/Documentation/userspace-api/media/mediactl/media-types.rst @@ -24,6 +24,7 @@ Types and flags used to represent the media graph elements .. _MEDIA-ENT-F-CAM-SENSOR: .. _MEDIA-ENT-F-FLASH: .. _MEDIA-ENT-F-LENS: +.. _MEDIA-ENT-F-GPIO: .. _MEDIA-ENT-F-ATV-DECODER: .. _MEDIA-ENT-F-TUNER: .. _MEDIA-ENT-F-IF-VID-DECODER: @@ -100,6 +101,9 @@ Types and flags used to represent the media graph elements * - ``MEDIA_ENT_F_LENS`` - Lens controller entity. + * - ``MEDIA_ENT_F_GPIO`` + - GPIO controller entity. + * - ``MEDIA_ENT_F_ATV_DECODER`` - Analog video decoder, the basic function of the video decoder is to accept analogue video from a wide variety of sources such as diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index ee884a8221fb..8a902fc897d1 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -320,7 +320,8 @@ static int v4l2_async_create_ancillary_links(struct v4l2_async_notifier *n, struct media_link *link; if (sd->entity.function != MEDIA_ENT_F_LENS && - sd->entity.function != MEDIA_ENT_F_FLASH) + sd->entity.function != MEDIA_ENT_F_FLASH && + sd->entity.function != MEDIA_ENT_F_GPIO) return 0; if (!n->sd) { diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h index 1c80b1d6bbaf..62fc4691923b 100644 --- a/include/uapi/linux/media.h +++ b/include/uapi/linux/media.h @@ -84,6 +84,7 @@ struct media_device_info { #define MEDIA_ENT_F_CAM_SENSOR (MEDIA_ENT_F_OLD_SUBDEV_BASE + 1) #define MEDIA_ENT_F_FLASH (MEDIA_ENT_F_OLD_SUBDEV_BASE + 2) #define MEDIA_ENT_F_LENS (MEDIA_ENT_F_OLD_SUBDEV_BASE + 3) +#define MEDIA_ENT_F_GPIO (MEDIA_ENT_F_OLD_SUBDEV_BASE + 4) /* * Digital TV, analog TV, radio and/or software defined radio tuner functions.