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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 E8699C433EF for ; Tue, 29 Mar 2022 03:45:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:CC:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5LJcjPEQKIv79xtHK8Go2Fnh2F4bmHvUUmVPboe3Lig=; b=upmNsHd4KsStan S2CZDnZlB5dYESdmLpYZGkdbBQnZnbTsS8aOjBu2fgZygfMoOTu98r617CCf69M+IY/3RWbSyjqBL ZVF1nghmeTWKjGVkZKOWcBGtb9/KiQAmQLtsogS5MJyH4uWKRMlllcfuCkNxKw/mBXFUokodNZG9r XEYSqRgN5MYRWfnfvof0fwzr+pu3rkBYDFqIVLcrUnQFLgowIhAWtj2WVCqatib3zjCEhan2rK4jk HH1jNU5HnwZmQtLhvQ1xXn2soC94qE4YrJr35StEDiEJSObviwSY62WXcKpeQS7ERpag9DdnA7Rme 2+bLeNj7lovqnelUVPkg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nZ2n7-00AwWI-AS; Tue, 29 Mar 2022 03:45:09 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nZ2mt-00AwTt-NP; Tue, 29 Mar 2022 03:44:59 +0000 X-UUID: 86796d11634048f38d3bcce85b77a775-20220328 X-UUID: 86796d11634048f38d3bcce85b77a775-20220328 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 824390852; Mon, 28 Mar 2022 20:44:46 -0700 Received: from mtkmbs10n1.mediatek.inc (172.21.101.34) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 28 Mar 2022 20:34:43 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Tue, 29 Mar 2022 11:34:42 +0800 Received: from mtksdccf07 (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 29 Mar 2022 11:34:41 +0800 Message-ID: <71819a10a950896a4180a4714c316617153673c5.camel@mediatek.com> Subject: Re: [PATCH v9 18/22] drm/mediatek: Add mt8195 Embedded DisplayPort driver From: Rex-BC Chen To: Guillaume Ranquet , , , , , , , , , , , , , , , , , CC: , , , , , , , , "Markus Schneider-Pargmann" , kernel test robot Date: Tue, 29 Mar 2022 11:34:40 +0800 In-Reply-To: <20220327223927.20848-19-granquet@baylibre.com> References: <20220327223927.20848-1-granquet@baylibre.com> <20220327223927.20848-19-granquet@baylibre.com> X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220328_204455_817112_377D7888 X-CRM114-Status: GOOD ( 25.07 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On Mon, 2022-03-28 at 00:39 +0200, Guillaume Ranquet wrote: > From: Markus Schneider-Pargmann > > This patch adds a DisplayPort driver for the Mediatek mt8195 SoC. > > It supports the mt8195, the embedded DisplayPort units. It offers > DisplayPort 1.4 with up to 4 lanes. > > The driver shares its iomap range with the mtk-dp-phy driver using > the regmap/syscon facility. > > This driver is based on an initial version by > Jason-JH.Lin . > > Signed-off-by: Markus Schneider-Pargmann > Signed-off-by: Guillaume Ranquet > Reported-by: kernel test robot > --- > drivers/gpu/drm/mediatek/Kconfig | 8 + > drivers/gpu/drm/mediatek/Makefile | 2 + > drivers/gpu/drm/mediatek/mtk_dp.c | 2221 > ++++++++++++++++++++++++ > drivers/gpu/drm/mediatek/mtk_dp_reg.h | 568 ++++++ > drivers/gpu/drm/mediatek/mtk_drm_drv.c | 1 + > drivers/gpu/drm/mediatek/mtk_drm_drv.h | 1 + > 6 files changed, 2801 insertions(+) > create mode 100644 drivers/gpu/drm/mediatek/mtk_dp.c > create mode 100644 drivers/gpu/drm/mediatek/mtk_dp_reg.h > > diff --git a/drivers/gpu/drm/mediatek/Kconfig > b/drivers/gpu/drm/mediatek/Kconfig > index 2976d21e9a34..03ffa9b896c3 100644 > --- a/drivers/gpu/drm/mediatek/Kconfig > +++ b/drivers/gpu/drm/mediatek/Kconfig > @@ -28,3 +28,11 @@ config DRM_MEDIATEK_HDMI > select PHY_MTK_HDMI > help > DRM/KMS HDMI driver for Mediatek SoCs > + > +config MTK_DPTX_SUPPORT > + tristate "DRM DPTX Support for Mediatek SoCs" > + depends on DRM_MEDIATEK > + select PHY_MTK_DP > + select DRM_DP_HELPER > + help > + DRM/KMS Display Port driver for Mediatek SoCs. > diff --git a/drivers/gpu/drm/mediatek/Makefile > b/drivers/gpu/drm/mediatek/Makefile > index 29098d7c8307..d86a6406055e 100644 > --- a/drivers/gpu/drm/mediatek/Makefile > +++ b/drivers/gpu/drm/mediatek/Makefile > @@ -21,3 +21,5 @@ mediatek-drm-hdmi-objs := mtk_cec.o \ > mtk_hdmi_ddc.o > > obj-$(CONFIG_DRM_MEDIATEK_HDMI) += mediatek-drm-hdmi.o > + > +obj-$(CONFIG_MTK_DPTX_SUPPORT) += mtk_dp.o > diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c > b/drivers/gpu/drm/mediatek/mtk_dp.c > new file mode 100644 > index 000000000000..7cd8459cf719 > --- /dev/null > +++ b/drivers/gpu/drm/mediatek/mtk_dp.c > @@ -0,0 +1,2221 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Copyright (c) 2019 MediaTek Inc. > + * Copyright (c) 2021 BayLibre > + */ > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include