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=-7.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 1EADDC433DF for ; Sun, 28 Jun 2020 07:07:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DD59520775 for ; Sun, 28 Jun 2020 07:07:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="mZWrQiCI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726110AbgF1HHv (ORCPT ); Sun, 28 Jun 2020 03:07:51 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:41900 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725958AbgF1HHv (ORCPT ); Sun, 28 Jun 2020 03:07:51 -0400 Received: from pendragon.ideasonboard.com (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 4F1BE4FB; Sun, 28 Jun 2020 09:07:48 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1593328068; bh=ImFuBGjxJULNuw+yqvo5n5X0F7D3HfmoOWnUOSbRzm8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=mZWrQiCIL16vCYCEWGXxF5PFUeoYcRNgv6ZlEWX5oTEaRoSS/I30KYB7wW5Rm6RoK fYJznRM9kSQJlgZVYj0L5IQOB0OB+APHvUBdd6OS5lbbZM+bA6YdnbMMhH9jKhBhez ql+XjZI2kMN1PpOp+4cl1EiPcX4gCCbXnXUttJtM= Date: Sun, 28 Jun 2020 10:07:45 +0300 From: Laurent Pinchart To: Dmitry Osipenko Cc: Thierry Reding , Sam Ravnborg , dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1 2/2] drm/panel-simple: Add missing BUS descriptions for some panels Message-ID: <20200628070745.GC6954@pendragon.ideasonboard.com> References: <20200621222742.25695-1-digetx@gmail.com> <20200621222742.25695-3-digetx@gmail.com> <20200627204338.GL5966@pendragon.ideasonboard.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Dmitry, On Sun, Jun 28, 2020 at 02:44:15AM +0300, Dmitry Osipenko wrote: > 27.06.2020 23:43, Laurent Pinchart пишет: > > On Mon, Jun 22, 2020 at 01:27:42AM +0300, Dmitry Osipenko wrote: > >> This patch adds missing BUS fields to the display panel descriptions of > >> the panels which are found on NVIDIA Tegra devices: > >> > >> 1. AUO B101AW03 > >> 2. Chunghwa CLAA070WP03XG > >> 3. Chunghwa CLAA101WA01A > >> 4. Chunghwa CLAA101WB01 > >> 5. Innolux N156BGE L21 > >> 6. Samsung LTN101NT05 > >> > >> Suggested-by: Laurent Pinchart > >> Signed-off-by: Dmitry Osipenko > >> --- > >> drivers/gpu/drm/panel/panel-simple.c | 12 ++++++++++++ > >> 1 file changed, 12 insertions(+) > >> > >> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c > >> index 87edd2bdf09a..986df9937650 100644 > >> --- a/drivers/gpu/drm/panel/panel-simple.c > >> +++ b/drivers/gpu/drm/panel/panel-simple.c > >> @@ -698,6 +698,8 @@ static const struct panel_desc auo_b101aw03 = { > >> .width = 223, > >> .height = 125, > >> }, > >> + .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG, > >> + .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE, > > > > Does DRM_BUS_FLAG_PIXDATA_DRIVE_* make sense for LVDS ? > > To be honest I don't know whether it make sense or not for LVDS. I saw > that other LVDS panels in panel-simple.c use the PIXDATA flag and then > looked at what timing diagrams in the datasheets show. I think we should drop DRM_BUS_FLAG_PIXDATA_DRIVE_* for LVDS panels. I'll submit a patch. > > The rest looks good, except the Samsung panel for which I haven't been > > able to locate a datasheet. > > > > Reviewed-by: Laurent Pinchart > > Thanks to you and Sam! -- Regards, Laurent Pinchart