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[76.183.134.35]) by smtp.gmail.com with ESMTPSA id v22sm4418370oot.10.2022.01.24.08.55.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jan 2022 08:55:39 -0800 (PST) From: Chris Morgan To: dri-devel@lists.freedesktop.org Cc: devicetree@vger.kernel.org, thierry.reding@gmail.com, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, mchehab@kernel.org, emma@anholt.net, mripard@kernel.org, linux-media@vger.kernel.org, Chris Morgan , Dave Stevenson Subject: [PATCH 6/6 v2] drm/vc4: dpi: Support DPI interface in mode3 for RGB565 Date: Mon, 24 Jan 2022 10:55:26 -0600 Message-Id: <20220124165526.1104-7-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220124165526.1104-1-macroalpha82@gmail.com> References: <20220124165526.1104-1-macroalpha82@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Chris Morgan Add support for the VC4 DPI driver to utilize DPI mode 3. This is defined here as xxxRRRRRxxGGGGGGxxxBBBBB: https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#parallel-display-interface-dpi This mode is required to use the Geekworm MZP280 DPI display. Signed-off-by: Chris Morgan Reviewed-by: Dave Stevenson --- drivers/gpu/drm/vc4/vc4_dpi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/vc4/vc4_dpi.c b/drivers/gpu/drm/vc4/vc4_dpi.c index c180eb60b..3c58ade25 100644 --- a/drivers/gpu/drm/vc4/vc4_dpi.c +++ b/drivers/gpu/drm/vc4/vc4_dpi.c @@ -173,6 +173,10 @@ static void vc4_dpi_encoder_enable(struct drm_encoder *encoder) dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_3, DPI_FORMAT); break; + case MEDIA_BUS_FMT_RGB565_1X24_CPADHI: + dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_2, + DPI_FORMAT); + break; default: DRM_ERROR("Unknown media bus format %d\n", bus_format); break; -- 2.25.1 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 1A2B2C433EF for ; Mon, 24 Jan 2022 16:55:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D6C9A10E37F; Mon, 24 Jan 2022 16:55:50 +0000 (UTC) Received: from mail-ot1-x335.google.com (mail-ot1-x335.google.com [IPv6:2607:f8b0:4864:20::335]) by gabe.freedesktop.org (Postfix) with ESMTPS id D486210E281 for ; Mon, 24 Jan 2022 16:55:40 +0000 (UTC) Received: by mail-ot1-x335.google.com with SMTP id 10-20020a9d030a000000b0059f164f4a86so5601677otv.13 for ; Mon, 24 Jan 2022 08:55:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=eDj9YtrL+ME/X2nogJu52e1JjwHXOpFB8AWWGPpN1JI=; b=mFvJkRflVMDxfhilop3n9rxvfDmP9BLPXOUunIlHCZ0Xb9y9Ct8IxqFF8rwK469lCm KNd50fy+6iX6SJc4AnCBNCrWinPWrZllHsjTCq/S2JBPLb1Fh0Xi6tATKKE7erd/KEop Q895XDQnVqwakbu7dAG+gaEyBVuv5/uHjtGQquhJ0ZAuMd8FGRlNp3JsZ+WddCEvdc2o SA4cUOrs3H6g5jKBY4lJc0Byhcri9T6H5g0YhQIrR/7VCnw3atyr03X9NzMu8tURvqBm KgSjAKpZXzdR18JFpsLFpX2/2YiqEPZAATvRYBEx3OhedscwGW4cfcSYTbOEvCE2AhDD D3VQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=eDj9YtrL+ME/X2nogJu52e1JjwHXOpFB8AWWGPpN1JI=; b=k8U8vdFeKBg8rxUw6K3B6rAjkTgwQXHnYpKN//IL7CrsF1Zd8Cd5nZj6tzj+D1q3OO hWFSfK9WrGel1KhtuTvtChScAUsm/F1oUV2uAjWzcg7ODXiDhdvQwcTX63zxzrxQEUsN zebtAJJ0yZIUO2Wf2jrouBM/tjyc7ucpTF57n4u8aI3aVqZmMA1DU2/TnDJiF9ztOQDa SVwik4d6Mbgn0jOX61iLGA/dwoQgf2x0aUSv6jVkK8PmRZjCaS7DdoSsI7hUPgG52gvI 3nb9iMXha0+og0FoFGBQL0nqXezLnKsK69Xit8S9ouUtxSwdAyAtgj3AMPcpnW23/62R ze9g== X-Gm-Message-State: AOAM531oz9XKJLlmombBllfKo9y0VQAEz+Jj3U/yMrMVLJ7pyfvucJ1k NtiP1mep6DgbO8RIAi3pH1sX/OtKrPs= X-Google-Smtp-Source: ABdhPJxc+R5TUybGMgkLTdOCbd88m7UuIygCYWDxjJSp/RRfiTE1CbDPHurAbusUCHTR37gsZpmKdw== X-Received: by 2002:a05:6830:2461:: with SMTP id x33mr2805442otr.368.1643043339780; Mon, 24 Jan 2022 08:55:39 -0800 (PST) Received: from wintermute.localdomain (cpe-76-183-134-35.tx.res.rr.com. [76.183.134.35]) by smtp.gmail.com with ESMTPSA id v22sm4418370oot.10.2022.01.24.08.55.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jan 2022 08:55:39 -0800 (PST) From: Chris Morgan To: dri-devel@lists.freedesktop.org Subject: [PATCH 6/6 v2] drm/vc4: dpi: Support DPI interface in mode3 for RGB565 Date: Mon, 24 Jan 2022 10:55:26 -0600 Message-Id: <20220124165526.1104-7-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220124165526.1104-1-macroalpha82@gmail.com> References: <20220124165526.1104-1-macroalpha82@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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: devicetree@vger.kernel.org, Chris Morgan , emma@anholt.net, Dave Stevenson , airlied@linux.ie, robh+dt@kernel.org, thierry.reding@gmail.com, mchehab@kernel.org, sam@ravnborg.org, linux-media@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chris Morgan Add support for the VC4 DPI driver to utilize DPI mode 3. This is defined here as xxxRRRRRxxGGGGGGxxxBBBBB: https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#parallel-display-interface-dpi This mode is required to use the Geekworm MZP280 DPI display. Signed-off-by: Chris Morgan Reviewed-by: Dave Stevenson --- drivers/gpu/drm/vc4/vc4_dpi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/vc4/vc4_dpi.c b/drivers/gpu/drm/vc4/vc4_dpi.c index c180eb60b..3c58ade25 100644 --- a/drivers/gpu/drm/vc4/vc4_dpi.c +++ b/drivers/gpu/drm/vc4/vc4_dpi.c @@ -173,6 +173,10 @@ static void vc4_dpi_encoder_enable(struct drm_encoder *encoder) dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_3, DPI_FORMAT); break; + case MEDIA_BUS_FMT_RGB565_1X24_CPADHI: + dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_2, + DPI_FORMAT); + break; default: DRM_ERROR("Unknown media bus format %d\n", bus_format); break; -- 2.25.1