From patchwork Wed Oct 12 14:10:28 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ramesh Shanmugasundaram X-Patchwork-Id: 37439 Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.84_2) (envelope-from ) id 1buKTC-0000GC-6l; Wed, 12 Oct 2016 14:25:22 +0000 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.84_2/mailfrontend-5) with esmtp id 1buKT9-0003e6-9f; Wed, 12 Oct 2016 16:25:22 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933260AbcJLOZR (ORCPT + 1 other); Wed, 12 Oct 2016 10:25:17 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:38772 "EHLO relmlie1.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933254AbcJLOZP (ORCPT ); Wed, 12 Oct 2016 10:25:15 -0400 Received: from unknown (HELO relmlir3.idc.renesas.com) ([10.200.68.153]) by relmlie1.idc.renesas.com with ESMTP; 12 Oct 2016 23:19:02 +0900 Received: from relmlac4.idc.renesas.com (relmlac4.idc.renesas.com [10.200.69.24]) by relmlir3.idc.renesas.com (Postfix) with ESMTP id 559825D638; Wed, 12 Oct 2016 23:19:02 +0900 (JST) Received: by relmlac4.idc.renesas.com (Postfix, from userid 0) id 4E889480A5; Wed, 12 Oct 2016 23:19:02 +0900 (JST) Received: from relmlac4.idc.renesas.com (localhost [127.0.0.1]) by relmlac4.idc.renesas.com (Postfix) with ESMTP id 2B37048014; Wed, 12 Oct 2016 23:19:02 +0900 (JST) Received: from relmlii2.idc.renesas.com [10.200.68.66] by relmlac4.idc.renesas.com with ESMTP id ZAD20897; Wed, 12 Oct 2016 23:19:02 +0900 X-IronPort-AV: E=Sophos;i="5.22,559,1449500400"; d="scan'208";a="222682511" Received: from unknown (HELO localhost.localdomain) ([172.29.43.62]) by relmlii2.idc.renesas.com with ESMTP; 12 Oct 2016 23:18:59 +0900 From: Ramesh Shanmugasundaram To: robh+dt@kernel.org, mark.rutland@arm.com, mchehab@kernel.org, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, crope@iki.fi Cc: chris.paterson2@renesas.com, laurent.pinchart@ideasonboard.com, geert@linux-m68k.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Ramesh Shanmugasundaram Subject: [RFC 4/5] media: Add new SDR formats SC16, SC18 & SC20 Date: Wed, 12 Oct 2016 15:10:28 +0100 Message-Id: <1476281429-27603-5-git-send-email-ramesh.shanmugasundaram@bp.renesas.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1476281429-27603-1-git-send-email-ramesh.shanmugasundaram@bp.renesas.com> References: <1476281429-27603-1-git-send-email-ramesh.shanmugasundaram@bp.renesas.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-PMX-Version: 6.0.0.2142326, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2016.10.12.141517 X-PMX-Spam: Gauge=IIIIIIII, Probability=8%, Report=' MULTIPLE_RCPTS 0.1, HTML_00_01 0.05, HTML_00_10 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_2000_2999 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 0, IN_REP_TO 0, LEGITIMATE_NEGATE 0, LEGITIMATE_SIGNS 0, MSG_THREAD 0, MULTIPLE_REAL_RCPTS 0, NO_URI_HTTPS 0, REFERENCES 0, SINGLE_URI_IN_BODY 0, URI_ENDS_IN_HTML 0, __ANY_URI 0, __CC_NAME 0, __CC_NAME_DIFF_FROM_ACC 0, __CC_REAL_NAMES 0, __CP_URI_IN_BODY 0, __FROM_DOMAIN_IN_ANY_CC2 0, __FROM_DOMAIN_IN_RCPT 0, __HAS_CC_HDR 0, __HAS_FROM 0, __HAS_MSGID 0, __HAS_X_MAILER 0, __HAS_X_MAILING_LIST 0, __IN_REP_TO 0, __MIME_TEXT_ONLY 0, __MIME_TEXT_P 0, __MIME_TEXT_P1 0, __MULTIPLE_RCPTS_CC_X2 0, __MULTIPLE_RCPTS_TO_X5 0, __REFERENCES 0, __SANE_MSGID 0, __SINGLE_URI_TEXT 0, __SUBJ_ALPHA_END 0, __TO_MALFORMED_2 0, __TO_NO_NAME 0, __URI_IN_BODY 0, __URI_NO_WWW 0, __URI_NS , __URI_WITH_PATH 0' This patch adds support for the three new SDR formats. These formats were prefixed with "sliced" indicating I data constitutes the top half and Q data constitutes the bottom half of the received buffer. V4L2_SDR_FMT_SCU16BE - 14-bit complex (I & Q) unsigned big-endian sample inside 16-bit. V4L2 FourCC: SC16 V4L2_SDR_FMT_SCU18BE - 16-bit complex (I & Q) unsigned big-endian sample inside 18-bit. V4L2 FourCC: SC18 V4L2_SDR_FMT_SCU20BE - 18-bit complex (I & Q) unsigned big-endian sample inside 20-bit. V4L2 FourCC: SC20 Signed-off-by: Ramesh Shanmugasundaram --- drivers/media/v4l2-core/v4l2-ioctl.c | 3 +++ include/uapi/linux/videodev2.h | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index cd3641b..2b9be1c 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1259,6 +1259,9 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_SDR_FMT_CS8: descr = "Complex S8"; break; case V4L2_SDR_FMT_CS14LE: descr = "Complex S14LE"; break; case V4L2_SDR_FMT_RU12LE: descr = "Real U12LE"; break; + case V4L2_SDR_FMT_SCU16BE: descr = "Sliced Complex U16BE"; break; + case V4L2_SDR_FMT_SCU18BE: descr = "Sliced Complex U18BE"; break; + case V4L2_SDR_FMT_SCU20BE: descr = "Sliced Complex U20BE"; break; case V4L2_TCH_FMT_DELTA_TD16: descr = "16-bit signed deltas"; break; case V4L2_TCH_FMT_DELTA_TD08: descr = "8-bit signed deltas"; break; case V4L2_TCH_FMT_TU16: descr = "16-bit unsigned touch data"; break; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 2b12548..369a199 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -643,6 +643,9 @@ struct v4l2_pix_format { #define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */ #define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */ #define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */ +#define V4L2_SDR_FMT_SCU16BE v4l2_fourcc('S', 'C', '1', '6') /* sliced complex u16be */ +#define V4L2_SDR_FMT_SCU18BE v4l2_fourcc('S', 'C', '1', '8') /* sliced complex u18be */ +#define V4L2_SDR_FMT_SCU20BE v4l2_fourcc('S', 'C', '2', '0') /* sliced complex u20be */ /* Touch formats - used for Touch devices */ #define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */