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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 33D4EC433DB for ; Thu, 7 Jan 2021 08:53:40 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E9F6E2313C for ; Thu, 7 Jan 2021 08:53:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E9F6E2313C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=siol.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DFA6B6E427; Thu, 7 Jan 2021 08:53:16 +0000 (UTC) Received: from mail.siol.net (mailoutvs38.siol.net [185.57.226.229]) by gabe.freedesktop.org (Postfix) with ESMTPS id 186146E23F for ; Wed, 6 Jan 2021 20:53:30 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTP id 11B5D522C68; Wed, 6 Jan 2021 21:53:27 +0100 (CET) X-Virus-Scanned: amavisd-new at psrvmta10.zcs-production.pri Received: from mail.siol.net ([127.0.0.1]) by localhost (psrvmta10.zcs-production.pri [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id 0m-L2fMwazmn; Wed, 6 Jan 2021 21:53:26 +0100 (CET) Received: from mail.siol.net (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTPS id BCAB8521967; Wed, 6 Jan 2021 21:53:26 +0100 (CET) Received: from kista.localnet (cpe-86-58-58-53.static.triera.net [86.58.58.53]) (Authenticated sender: jernej.skrabec@siol.net) by mail.siol.net (Postfix) with ESMTPA id 387B8522C68; Wed, 6 Jan 2021 21:53:26 +0100 (CET) From: Jernej =?utf-8?B?xaBrcmFiZWM=?= To: Maxime Ripard , Giulio Benetti Subject: Re: [PATCH 1/2] drm/sun4i: tcon: fix inverted DCLK polarity Date: Wed, 06 Jan 2021 22:00:04 +0100 Message-ID: <3685133.SLcexNTYsu@kista> In-Reply-To: <20210106192800.164052-2-giulio.benetti@micronovasrl.com> References: <20210106192800.164052-1-giulio.benetti@micronovasrl.com> <20210106192800.164052-2-giulio.benetti@micronovasrl.com> MIME-Version: 1.0 X-Mailman-Approved-At: Thu, 07 Jan 2021 08:53:13 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, wens@csie.org, linux-arm-kernel@lists.infradead.org, treding@nvidia.com, Giulio Benetti , Marjan Pascolo Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Dne sreda, 06. januar 2021 ob 20:27:59 CET je Giulio Benetti napisal(a): > During commit "88bc4178568b8e0331143cc0616640ab72f0cba1" DRM_BUS_FLAG_* Please use same commit referencing approach as for "Fixes" tag. > macros have been changed to avoid ambiguity but just because of this > ambiguity previous DRM_BUS_FLAG_PIXDATA_(POS/NEG)EDGE were used meaning > _SAMPLE_ not _DRIVE_. This lead to DLCK inversion, so let's swap DCLK > phase to fix it. > Add Fixes tag here. Best regards, Jernej > Signed-off-by: Giulio Benetti > --- > drivers/gpu/drm/sun4i/sun4i_tcon.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/ sun4i_tcon.c > index eaaf5d70e352..52598bb0fb0b 100644 > --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c > +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c > @@ -585,10 +585,10 @@ static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon, > * and DOTCLOCK drivers. > */ > if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE) > - clk_set_phase(tcon->dclk, 240); > + clk_set_phase(tcon->dclk, 0); > > if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE) > - clk_set_phase(tcon->dclk, 0); > + clk_set_phase(tcon->dclk, 240); > > regmap_update_bits(tcon->regs, SUN4I_TCON0_IO_POL_REG, > SUN4I_TCON0_IO_POL_HSYNC_POSITIVE | > -- > 2.25.1 > > _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel