From patchwork Thu Apr 21 14:29:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 564676 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 1E570C433EF for ; Thu, 21 Apr 2022 14:30:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355980AbiDUOdL (ORCPT ); Thu, 21 Apr 2022 10:33:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40268 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1382167AbiDUOcY (ORCPT ); Thu, 21 Apr 2022 10:32:24 -0400 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0FC63F8A1 for ; Thu, 21 Apr 2022 07:29:34 -0700 (PDT) Received: from deskari.lan (91-156-85-209.elisa-laajakaista.fi [91.156.85.209]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id ADEDC4A8; Thu, 21 Apr 2022 16:29:31 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1650551372; bh=NjrphpGde3v6g01sLqWD2c5LnyLkyOscSOfICcS+mK8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZIswTXWqV3jpc97y21jVdPnXIdf7mtxMsr6FaxSwDh6e2AS8nkZi6GK/k0ELW+ca1 7wl2W4SxLCSAqHlsKdDJmBHPk37bmSfs+6DYCPe9LSq/LmuRFViA7h6V24Y5fd5P0Y R8uA9fROacYOhC0mQIIY4hO6DbRauKSnEo9Bdgio= From: Tomi Valkeinen To: linux-media@vger.kernel.org, sakari.ailus@linux.intel.com, Jacopo Mondi , Laurent Pinchart , niklas.soderlund+renesas@ragnatech.se, Mauro Carvalho Chehab , Hans Verkuil , Pratyush Yadav , satish.nagireddy@getcruise.com Cc: Tomi Valkeinen Subject: [PATCH 1/3] media: Add bus type to frame descriptors Date: Thu, 21 Apr 2022 17:29:04 +0300 Message-Id: <20220421142906.527918-2-tomi.valkeinen@ideasonboard.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220421142906.527918-1-tomi.valkeinen@ideasonboard.com> References: <20220421142906.527918-1-tomi.valkeinen@ideasonboard.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Sakari Ailus Add the media bus type to the frame descriptor. CSI-2 specific information will be added in next patch to the frame descriptor. Signed-off-by: Sakari Ailus Reviewed-by: Niklas Söderlund - Make the bus type a named enum Signed-off-by: Jacopo Mondi Signed-off-by: Tomi Valkeinen Reviewed-by: Laurent Pinchart --- include/media/v4l2-subdev.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 6c153b33bb04..16d6559f81ed 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -344,12 +344,32 @@ struct v4l2_mbus_frame_desc_entry { #define V4L2_FRAME_DESC_ENTRY_MAX 4 +/** + * enum v4l2_mbus_frame_desc_type - media bus frame description type + * + * @V4L2_MBUS_FRAME_DESC_TYPE_UNDEFINED: + * Undefined frame desc type. Drivers should not use this, it is + * for backwards compatibility. + * @V4L2_MBUS_FRAME_DESC_TYPE_PARALLEL: + * Parallel media bus. + * @V4L2_MBUS_FRAME_DESC_TYPE_CSI2: + * CSI-2 media bus. Frame desc parameters must be set in + * &struct v4l2_mbus_frame_desc_entry->csi2. + */ +enum v4l2_mbus_frame_desc_type { + V4L2_MBUS_FRAME_DESC_TYPE_UNDEFINED = 0, + V4L2_MBUS_FRAME_DESC_TYPE_PARALLEL, + V4L2_MBUS_FRAME_DESC_TYPE_CSI2, +}; + /** * struct v4l2_mbus_frame_desc - media bus data frame description + * @type: type of the bus (enum v4l2_mbus_frame_desc_type) * @entry: frame descriptors array * @num_entries: number of entries in @entry array */ struct v4l2_mbus_frame_desc { + enum v4l2_mbus_frame_desc_type type; struct v4l2_mbus_frame_desc_entry entry[V4L2_FRAME_DESC_ENTRY_MAX]; unsigned short num_entries; };