From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 85D6C33DEF2 for ; Thu, 9 Apr 2026 20:15:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775765730; cv=none; b=AEfk1F0x3orMDHqAm/FTXaJ68gF4xpfK0uK2LUvcwEfj6nNgQqKS4YYLXvlqSpiDfxSW0NEOG8p2DTAo9bVHn+qHKVKGYKqIXM/uqUOR4Z0EI+FJXJhT3SJDrqsesnWYLihqXUY1ebkRUS2CeWIkczClFUV0dbCIjJMgsKRFZRo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775765730; c=relaxed/simple; bh=wVJMh4y0O9wGOPz+B7UvBTM7HbUFVPyTi7c2qZSPl18=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=W7vbyecDFD1BOGsBaizR9QGZTU11z+RcYrGAYiYKPD7d12ByOBRYbA4M/GpG53Sc5x7nu6zvAU1TfgRUUDxo9uC4kbOyEzacqd2252C0SA7UehAFMR17J7a1JD3Mso1JhZymg26uNDe/NKws15PRTceqTkcDCimcgNz3cURQo5M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Mu4ye7Id; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Mu4ye7Id" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1775765730; x=1807301730; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wVJMh4y0O9wGOPz+B7UvBTM7HbUFVPyTi7c2qZSPl18=; b=Mu4ye7Id+ibk//60XlnNkyFCvXnOTskwpvoumZvh6/7vKuyGOFfkB1lt 3XkwhyF6mu7PHFXN2I7kikiFCadqIfxCopVTXbgMJZQPzT6KbffCPSvb1 K3PPwC8MOXycnMQmF3NzM1e8j8czmIPqIvfY33bWsg8ewc/mxc1r3O2ie xrqJUvS2RrdVo3aeLWuAH0g3RmXxxqLemBUBx58wYjoXqMPu8xkwgrhhW OE2zZiDqbcb+z5YdVebhY9z0v7AiGaTKTITh/OyDT/eCEGCPZgB6VXiPw 8CHcvCyE7eroFrzVC+LooYfh9iSRAx2gtPNqEg18TrrWEuf5SWhqiuupy Q==; X-CSE-ConnectionGUID: CzJh0FmeR0qC1i4KWM8cNg== X-CSE-MsgGUID: A+U+KMK+RTiMwkzYJhic7g== X-IronPort-AV: E=McAfee;i="6800,10657,11754"; a="94176421" X-IronPort-AV: E=Sophos;i="6.23,170,1770624000"; d="scan'208";a="94176421" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2026 13:15:25 -0700 X-CSE-ConnectionGUID: 1nphXwFwTwKnbGatN10Pyg== X-CSE-MsgGUID: kYMhDHZ6QS+0lSsJZ8s6aA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,170,1770624000"; d="scan'208";a="228047522" Received: from dalessan-mobl3.ger.corp.intel.com (HELO kekkonen.fi.intel.com) ([10.245.244.29]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2026 13:15:20 -0700 Received: from punajuuri.localdomain (unknown [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id A3E0D1228C1; Thu, 09 Apr 2026 23:15:13 +0300 (EEST) Received: from sailus by punajuuri.localdomain with local (Exim 4.98.2) (envelope-from ) id 1wAvmI-000000045mj-0PrM; Thu, 09 Apr 2026 23:15:02 +0300 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo From: Sakari Ailus To: linux-media@vger.kernel.org Cc: hans@jjverkuil.nl, laurent.pinchart@ideasonboard.com, Prabhakar , Kate Hsuan , Dave Stevenson , Tommaso Merciai , Benjamin Mugnier , Sylvain Petinot , Christophe JAILLET , Julien Massot , Naushir Patuck , Stefan Klug , Mirela Rabulea , =?UTF-8?q?Andr=C3=A9=20Apitzsch?= , Heimir Thor Sverrisson , Kieran Bingham , Mehdi Djait , Ricardo Ribalda Delgado , Hans de Goede , Jacopo Mondi , Tomi Valkeinen , David Plowman , "Yu, Ong Hock" , "Ng, Khai Wen" , Jai Luthra , Rishikesh Donadkar Subject: [PATCH v12 32/86] media: uapi: v4l: subdev: Enable streams API Date: Thu, 9 Apr 2026 23:14:07 +0300 Message-ID: <20260409201501.975242-33-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260409201501.975242-1-sakari.ailus@linux.intel.com> References: <20260409201501.975242-1-sakari.ailus@linux.intel.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Remove v4l2_subdev_enable_streams_api variable that was used to easily enable streams API for development, and conditions that use the variable. This patch enables the streams API for V4L2 sub-device interface which allows transporting multiple streams on a single MC link. Signed-off-by: Sakari Ailus Reviewed-by: Jacopo Mondi Reviewed-by: Mirela Rabulea --- drivers/media/v4l2-core/v4l2-subdev.c | 30 --------------------------- 1 file changed, 30 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index 3f671282ee91..af9024b0f788 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -51,15 +51,6 @@ struct v4l2_subdev_stream_config { struct v4l2_fract interval; }; -#if defined(CONFIG_VIDEO_V4L2_SUBDEV_API) -/* - * The Streams API is an experimental feature. To use the Streams API, set - * 'v4l2_subdev_enable_streams_api' to 1 below. - */ - -static bool v4l2_subdev_enable_streams_api; -#endif - /* * Maximum stream ID is 63 for now, as we use u64 bitmask to represent a set * of streams. @@ -720,13 +711,6 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, V4L2_SUBDEV_CLIENT_CAP_STREAMS; int rval; - /* - * If the streams API is not enabled, remove V4L2_SUBDEV_CAP_STREAMS. - * Remove this when the API is no longer experimental. - */ - if (!v4l2_subdev_enable_streams_api) - streams_subdev = false; - switch (cmd) { case VIDIOC_SUBDEV_QUERYCAP: { struct v4l2_subdev_capability *cap = arg; @@ -1081,9 +1065,6 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, case VIDIOC_SUBDEV_G_ROUTING: { struct v4l2_subdev_routing *routing = arg; - if (!v4l2_subdev_enable_streams_api) - return -ENOIOCTLCMD; - if (!(sd->flags & V4L2_SUBDEV_FL_STREAMS)) return -ENOIOCTLCMD; @@ -1105,9 +1086,6 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, unsigned int num_active_routes = 0; unsigned int i; - if (!v4l2_subdev_enable_streams_api) - return -ENOIOCTLCMD; - if (!(sd->flags & V4L2_SUBDEV_FL_STREAMS)) return -ENOIOCTLCMD; @@ -1193,14 +1171,6 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, case VIDIOC_SUBDEV_S_CLIENT_CAP: { struct v4l2_subdev_client_capability *client_cap = arg; - /* - * Clear V4L2_SUBDEV_CLIENT_CAP_STREAMS if streams API is not - * enabled. Remove this when streams API is no longer - * experimental. - */ - if (!v4l2_subdev_enable_streams_api) - client_cap->capabilities &= ~V4L2_SUBDEV_CLIENT_CAP_STREAMS; - /* Filter out unsupported capabilities */ client_cap->capabilities &= (V4L2_SUBDEV_CLIENT_CAP_STREAMS | V4L2_SUBDEV_CLIENT_CAP_INTERVAL_USES_WHICH | -- 2.47.3