From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7CC1AC4360C for ; Fri, 27 Sep 2019 10:01:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5099F20872 for ; Fri, 27 Sep 2019 10:01:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726441AbfI0KBN (ORCPT ); Fri, 27 Sep 2019 06:01:13 -0400 Received: from metis.ext.pengutronix.de ([85.220.165.71]:43537 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726284AbfI0KBN (ORCPT ); Fri, 27 Sep 2019 06:01:13 -0400 Received: from pty.hi.pengutronix.de ([2001:67c:670:100:1d::c5]) by metis.ext.pengutronix.de with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iDn3f-00077L-4E; Fri, 27 Sep 2019 12:01:03 +0200 Received: from mfe by pty.hi.pengutronix.de with local (Exim 4.89) (envelope-from ) id 1iDn3c-0001zI-IA; Fri, 27 Sep 2019 12:01:00 +0200 Date: Fri, 27 Sep 2019 12:01:00 +0200 From: Marco Felsch To: Hans Verkuil Cc: mchehab@kernel.org, sakari.ailus@linux.intel.com, hans.verkuil@cisco.com, jacopo+renesas@jmondi.org, robh+dt@kernel.org, laurent.pinchart@ideasonboard.com, devicetree@vger.kernel.org, kernel@pengutronix.de, linux-media@vger.kernel.org, Rob Herring Subject: Re: [PATCH v10 01/14] dt-bindings: connector: analog: add sdtv standards property Message-ID: <20190927100100.hbi3csxzixi2kpej@pengutronix.de> References: <20190830101646.6530-1-m.felsch@pengutronix.de> <20190830101646.6530-2-m.felsch@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 11:58:48 up 132 days, 16:16, 87 users, load average: 0.14, 0.09, 0.07 User-Agent: NeoMutt/20170113 (1.7.2) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c5 X-SA-Exim-Mail-From: mfe@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-media@vger.kernel.org Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Hi Hans, On 19-09-27 11:09, Hans Verkuil wrote: > Hi Marco, > > On 8/30/19 12:16 PM, Marco Felsch wrote: > > Some connectors no matter if in- or output supports only a limited > > range of sdtv standards. It doesn't matter if the hardware behind that > > connector supports more than the listed formats since the users are > > restriced by a label e.g. to plug only a camera into this connector > > which uses the PAL format. > > > > This patch adds the capability to describe such limitation within the > > firmware. There are no format restrictions if the property isn't > > present, so it's completely backward compatible. > > I got this warnings: > > WARNING: DT binding docs and includes should be a separate patch. See: Documentation/devicetree/bindings/submitting-patches.txt > > I do think it makes sense to split this up into three patches: first > adding the sdtv-standards.h, then the update to analog-tv-connector.txt > and finally the videodev.h patch. I knew this error but I ignored it becuase it mades no sense to me. I can split it if you want. Regards, Marco > Regards, > > Hans > > > > > Signed-off-by: Marco Felsch > > Reviewed-by: Rob Herring > > --- > > [1] https://patchwork.kernel.org/cover/10794703/ > > > > v10: > > - fix typo within comment s/TV_STD_*/SDTV_STD_*/ > > > > v8: > > Hi Rob, > > > > I dropped your r b tag becuase of the changes I made in this version. > > Please can you have look on it again? Luckily this would be the last > > time ;-) > > > > - move definition to include/dt-bindings/display > > - rename tvnorms.h to sdtv-standards.h > > - TVORMS_* -> SDTV_STD_* > > - add sync comments > > - adapt commit message > > - fix bindings documentation > > > > v7: > > I kept Robs r b tag because I only changed the example and extended > > TVNORM_* macros. > > > > - fix some style issues > > - add TVNORM_NTSC, TVNORM_525_60 and TVNORM_625_50 > > > > v6: > > - tvnorms.h: use tabs instead of spaces > > - tvnorms.h: add TVNORM_PAL and TVNORM_SECAM > > - tvnorms.h: drop rarely used TVNORM_ATSC_* norms > > > > v2-v4: > > - nothing since the patch was squashed from series [1] into this > > series. > > > > .../display/connector/analog-tv-connector.txt | 6 ++ > > include/dt-bindings/display/sdtv-standards.h | 76 +++++++++++++++++++ > > include/uapi/linux/videodev2.h | 4 + > > 3 files changed, 86 insertions(+) > > create mode 100644 include/dt-bindings/display/sdtv-standards.h > > > > diff --git a/Documentation/devicetree/bindings/display/connector/analog-tv-connector.txt b/Documentation/devicetree/bindings/display/connector/analog-tv-connector.txt > > index 0c0970c210ab..883bcb2604c7 100644 > > --- a/Documentation/devicetree/bindings/display/connector/analog-tv-connector.txt > > +++ b/Documentation/devicetree/bindings/display/connector/analog-tv-connector.txt > > @@ -6,16 +6,22 @@ Required properties: > > > > Optional properties: > > - label: a symbolic name for the connector > > +- sdtv-standards: limit the supported TV standards on a connector to the given > > + ones. If not specified all TV standards are allowed. > > + Possible TV standards are defined in > > + include/dt-bindings/display/sdtv-standards.h. > > > > Required nodes: > > - Video port for TV input > > > > Example > > ------- > > +#include > > > > tv: connector { > > compatible = "composite-video-connector"; > > label = "tv"; > > + sdtv-standards = <(SDTV_STD_PAL | SDTV_STD_NTSC)>; > > > > port { > > tv_connector_in: endpoint { > > diff --git a/include/dt-bindings/display/sdtv-standards.h b/include/dt-bindings/display/sdtv-standards.h > > new file mode 100644 > > index 000000000000..fbc1a3db2ea7 > > --- /dev/null > > +++ b/include/dt-bindings/display/sdtv-standards.h > > @@ -0,0 +1,76 @@ > > +/* SPDX-License-Identifier: GPL-2.0-only or X11 */ > > +/* > > + * Copyright 2019 Pengutronix, Marco Felsch > > + */ > > + > > +#ifndef _DT_BINDINGS_DISPLAY_SDTV_STDS_H > > +#define _DT_BINDINGS_DISPLAY_SDTV_STDS_H > > + > > +/* > > + * Attention: Keep the SDTV_STD_* bit definitions in sync with > > + * include/uapi/linux/videodev2.h V4L2_STD_* bit definitions. > > + */ > > +/* One bit for each standard */ > > +#define SDTV_STD_PAL_B 0x00000001 > > +#define SDTV_STD_PAL_B1 0x00000002 > > +#define SDTV_STD_PAL_G 0x00000004 > > +#define SDTV_STD_PAL_H 0x00000008 > > +#define SDTV_STD_PAL_I 0x00000010 > > +#define SDTV_STD_PAL_D 0x00000020 > > +#define SDTV_STD_PAL_D1 0x00000040 > > +#define SDTV_STD_PAL_K 0x00000080 > > + > > +#define SDTV_STD_PAL (SDTV_STD_PAL_B | \ > > + SDTV_STD_PAL_B1 | \ > > + SDTV_STD_PAL_G | \ > > + SDTV_STD_PAL_H | \ > > + SDTV_STD_PAL_I | \ > > + SDTV_STD_PAL_D | \ > > + SDTV_STD_PAL_D1 | \ > > + SDTV_STD_PAL_K) > > + > > +#define SDTV_STD_PAL_M 0x00000100 > > +#define SDTV_STD_PAL_N 0x00000200 > > +#define SDTV_STD_PAL_Nc 0x00000400 > > +#define SDTV_STD_PAL_60 0x00000800 > > + > > +#define SDTV_STD_NTSC_M 0x00001000 /* BTSC */ > > +#define SDTV_STD_NTSC_M_JP 0x00002000 /* EIA-J */ > > +#define SDTV_STD_NTSC_443 0x00004000 > > +#define SDTV_STD_NTSC_M_KR 0x00008000 /* FM A2 */ > > + > > +#define SDTV_STD_NTSC (SDTV_STD_NTSC_M | \ > > + SDTV_STD_NTSC_M_JP | \ > > + SDTV_STD_NTSC_M_KR) > > + > > +#define SDTV_STD_SECAM_B 0x00010000 > > +#define SDTV_STD_SECAM_D 0x00020000 > > +#define SDTV_STD_SECAM_G 0x00040000 > > +#define SDTV_STD_SECAM_H 0x00080000 > > +#define SDTV_STD_SECAM_K 0x00100000 > > +#define SDTV_STD_SECAM_K1 0x00200000 > > +#define SDTV_STD_SECAM_L 0x00400000 > > +#define SDTV_STD_SECAM_LC 0x00800000 > > + > > +#define SDTV_STD_SECAM (SDTV_STD_SECAM_B | \ > > + SDTV_STD_SECAM_D | \ > > + SDTV_STD_SECAM_G | \ > > + SDTV_STD_SECAM_H | \ > > + SDTV_STD_SECAM_K | \ > > + SDTV_STD_SECAM_K1 | \ > > + SDTV_STD_SECAM_L | \ > > + SDTV_STD_SECAM_LC) > > + > > +/* Standards for Countries with 60Hz Line frequency */ > > +#define SDTV_STD_525_60 (SDTV_STD_PAL_M | \ > > + SDTV_STD_PAL_60 | \ > > + SDTV_STD_NTSC | \ > > + SDTV_STD_NTSC_443) > > + > > +/* Standards for Countries with 50Hz Line frequency */ > > +#define SDTV_STD_625_50 (SDTV_STD_PAL | \ > > + SDTV_STD_PAL_N | \ > > + SDTV_STD_PAL_Nc | \ > > + SDTV_STD_SECAM) > > + > > +#endif /* _DT_BINDINGS_DISPLAY_SDTV_STDS_H */ > > diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h > > index 530638dffd93..bc7acade02a0 100644 > > --- a/include/uapi/linux/videodev2.h > > +++ b/include/uapi/linux/videodev2.h > > @@ -1208,6 +1208,10 @@ struct v4l2_selection { > > > > typedef __u64 v4l2_std_id; > > > > +/* > > + * Attention: Keep the V4L2_STD_* bit definitions in sync with > > + * include/dt-bindings/display/sdtv-standards.h SDTV_STD_* bit definitions. > > + */ > > /* one bit for each */ > > #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) > > #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) > > > > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |