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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2ADC9ECAAA1 for ; Mon, 19 Sep 2022 17:00:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230292AbiISRAp (ORCPT ); Mon, 19 Sep 2022 13:00:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230370AbiISRAM (ORCPT ); Mon, 19 Sep 2022 13:00:12 -0400 Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CBEB333A3D for ; Mon, 19 Sep 2022 10:00:01 -0700 (PDT) Received: by mail-ej1-x62f.google.com with SMTP id 13so156672ejn.3 for ; Mon, 19 Sep 2022 10:00:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=iCp4PRqRut8ldEn6iFDY5780nxcwQxypuEqbmfTvfX+LeaUV0TBlilns6GCWIlnwrq CiunYZfYC1IndkJR3gnSQ4FcJF4TiUnJYlWWbk6h+p035qcTxa1oHPK+O+pAuXcCXMw1 LMpjCRzZR/vSqVIB7Ng/g+wzpRJhyDQ1tAyyRG6ag7jXkiGaWcAQBDPrZHK6tIPuir3i FJelQbDn/dhuzkO0e0r6jNWMX2zLGGvK8DS59YGysg/RVD7XXX6JNM7WRoaEE5ppbj+r FD+ecJG4zoLcLkbU/ZVidIhIdeppq99UGS7J0oDwTXyZQkt5err89RZjpn5BCdJ5atTZ F5jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=u84P0iPBOUtucnxhlMulYGq5GpEqWMyPS7GasMnfCUhQo4B+Dmsxc21ncdEJ2pgHWn fVmYJeUkoPEQ/UwyZwHFr7obvgZzRYUT/e58NmD4Pm0mxMPc4z7u9wSvbil8p2Kx2Yr4 SXh/Ll/ICwmb/ENhaCEz4nx+tbZlR1yjV4L5Sw5xBDWCALQFxsDxSGG82bK58IHyBKMW eYSGri699j1/RwG0lJT/e7PiuRs2BJo4cqrqndcyUYmL9+rVIPVdyjrfQAsUkO7Y5pii kRWsUB4IURkx73mFMBmsmhs1NtXZid2xJRvk87cqhxRDtuHcvnq/lS5seWCk90TTbUDV 0SSQ== X-Gm-Message-State: ACrzQf2cvgXfuT68iKCwpooxiH522JYXv/m9wfrvnSiKpquQUo6cwj1b w/PeFLa6MyDbOHcEI3yTPI1VzQ== X-Google-Smtp-Source: AMsMyM68qjQqULpZ/BI4lE6+kDmd0BZAyqrmHiJF5y5T8zzA2DF8Y6DbzBptf6WxEg9nnyn2opsPwQ== X-Received: by 2002:a17:907:7b93:b0:770:1d4f:4de9 with SMTP id ne19-20020a1709077b9300b007701d4f4de9mr13596890ejc.201.1663606799750; Mon, 19 Sep 2022 09:59:59 -0700 (PDT) Received: from [127.0.0.1] (2a02-8440-6340-f287-3074-96af-9642-0003.rev.sfr.net. [2a02:8440:6340:f287:3074:96af:9642:3]) by smtp.gmail.com with ESMTPSA id cf16-20020a0564020b9000b0044fc3c0930csm20424246edb.16.2022.09.19.09.59.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Sep 2022 09:59:59 -0700 (PDT) From: Guillaume Ranquet Date: Mon, 19 Sep 2022 18:56:06 +0200 Subject: [PATCH v1 08/17] drm/mediatek: hdmi: add cec flag MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20220919-v1-8-4844816c9808@baylibre.com> References: <20220919-v1-0-4844816c9808@baylibre.com> In-Reply-To: <20220919-v1-0-4844816c9808@baylibre.com> To: Vinod Koul , Stephen Boyd , David Airlie , Rob Herring , Philipp Zabel , Krzysztof Kozlowski , Daniel Vetter , Chunfeng Yun , CK Hu , Jitao shi , Chun-Kuang Hu , Michael Turquette , Kishon Vijay Abraham I , Matthias Brugger Cc: linux-mediatek@lists.infradead.org, dri-devel@lists.freedesktop.org, Pablo Sun , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Mattijs Korpershoek , linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, Guillaume Ranquet , devicetree@vger.kernel.org X-Mailer: b4 0.10.0-dev Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a flag to indicate support for cec. Signed-off-by: Guillaume Ranquet diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c index bfcca6f8b839..86653ebaacfd 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c @@ -154,35 +154,38 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return ret; } - /* The CEC module handles HDMI hotplug detection */ - cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); - if (!cec_np) { - dev_err(dev, "Failed to find CEC node\n"); - return -EINVAL; - } + if (hdmi->conf->has_cec) { + /* The CEC module handles HDMI hotplug detection */ + cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); + if (!cec_np) { + dev_err(dev, "Failed to find CEC node\n"); + return -EINVAL; + } - cec_pdev = of_find_device_by_node(cec_np); - if (!cec_pdev) { - dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + cec_pdev = of_find_device_by_node(cec_np); + if (!cec_pdev) { + dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + of_node_put(cec_np); + return -EPROBE_DEFER; + } of_node_put(cec_np); - return -EPROBE_DEFER; - } - of_node_put(cec_np); - hdmi->cec_dev = &cec_pdev->dev; - /* - * The mediatek,syscon-hdmi property contains a phandle link to the - * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG - * registers it contains. - */ - regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); - ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); - if (IS_ERR(regmap)) - ret = PTR_ERR(regmap); - if (ret) { - dev_err(dev, "Failed to get system configuration registers: %d\n", ret); - goto put_device; + hdmi->cec_dev = &cec_pdev->dev; + /* + * The mediatek,syscon-hdmi property contains a phandle link to the + * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG + * registers it contains. + */ + regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); + ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); + if (IS_ERR(regmap)) + ret = PTR_ERR(regmap); + if (ret) { + dev_err(dev, + "Failed to get system configuration registers: %d\n", ret); + goto put_device; + } + hdmi->sys_regmap = regmap; } - hdmi->sys_regmap = regmap; mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { @@ -230,7 +233,8 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return 0; put_device: - put_device(hdmi->cec_dev); + if (hdmi->conf->has_cec) + put_device(hdmi->cec_dev); return ret; } @@ -320,6 +324,7 @@ int mtk_drm_hdmi_remove(struct platform_device *pdev) static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { .tz_disabled = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, @@ -332,6 +337,7 @@ static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { static const struct mtk_hdmi_conf mtk_hdmi_conf_mt8167 = { .max_mode_clock = 148500, .cea_modes_only = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h index 7452bea91f9e..921bde150e11 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h @@ -31,6 +31,7 @@ struct mtk_hdmi_conf { bool tz_disabled; bool cea_modes_only; + bool has_cec; unsigned long max_mode_clock; const struct drm_bridge_funcs *bridge_funcs; void (*mtk_hdmi_output_init)(struct mtk_hdmi *hdmi); -- b4 0.10.0-dev 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 9399EECAAA1 for ; Mon, 19 Sep 2022 17:01:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1306B10E0A9; Mon, 19 Sep 2022 17:01:31 +0000 (UTC) Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by gabe.freedesktop.org (Postfix) with ESMTPS id 48A6910E071 for ; Mon, 19 Sep 2022 17:00:01 +0000 (UTC) Received: by mail-ej1-x633.google.com with SMTP id a26so143586ejc.4 for ; Mon, 19 Sep 2022 10:00:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=iCp4PRqRut8ldEn6iFDY5780nxcwQxypuEqbmfTvfX+LeaUV0TBlilns6GCWIlnwrq CiunYZfYC1IndkJR3gnSQ4FcJF4TiUnJYlWWbk6h+p035qcTxa1oHPK+O+pAuXcCXMw1 LMpjCRzZR/vSqVIB7Ng/g+wzpRJhyDQ1tAyyRG6ag7jXkiGaWcAQBDPrZHK6tIPuir3i FJelQbDn/dhuzkO0e0r6jNWMX2zLGGvK8DS59YGysg/RVD7XXX6JNM7WRoaEE5ppbj+r FD+ecJG4zoLcLkbU/ZVidIhIdeppq99UGS7J0oDwTXyZQkt5err89RZjpn5BCdJ5atTZ F5jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=7spPw7L0u0xynh4Koybi0CMvSguCnsHQMd9wQPs3e8lMe+Z+RdoQkOVPh/qYt4fnjo nGB8y9wVZHicUaBasyNcl6747+oA5xQ5CTBgYhETu9zaMuOeJ0rYbowCQF1K0dlW3d3u gLaquxhEnty7ggDjpIUOtuUicTZBIvptiFnezHi55GAriZOLvJxenZ4RB4w7fh6ycnDE KYrQx7eE1/M1N/S5N/xULuyZrbyfWIyX6D5nuxZi53Vk8cX5I9N04eH0gF+hBynXlP2D qRHHpQQXQIc+w7F0Wq2y5VAeYcUlH7q+XGIHnu3VJgBGOar6EOjVq4GmcWb9eLBbtZZH LQeg== X-Gm-Message-State: ACrzQf0ovAIVxKUt+esJV65LWg8alCcg85FTwtdJYNYbn5+TCAcS7crc wlJSkcl2aB1LYwW58qV4vyrhdA== X-Google-Smtp-Source: AMsMyM68qjQqULpZ/BI4lE6+kDmd0BZAyqrmHiJF5y5T8zzA2DF8Y6DbzBptf6WxEg9nnyn2opsPwQ== X-Received: by 2002:a17:907:7b93:b0:770:1d4f:4de9 with SMTP id ne19-20020a1709077b9300b007701d4f4de9mr13596890ejc.201.1663606799750; Mon, 19 Sep 2022 09:59:59 -0700 (PDT) Received: from [127.0.0.1] (2a02-8440-6340-f287-3074-96af-9642-0003.rev.sfr.net. [2a02:8440:6340:f287:3074:96af:9642:3]) by smtp.gmail.com with ESMTPSA id cf16-20020a0564020b9000b0044fc3c0930csm20424246edb.16.2022.09.19.09.59.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Sep 2022 09:59:59 -0700 (PDT) From: Guillaume Ranquet Date: Mon, 19 Sep 2022 18:56:06 +0200 Subject: [PATCH v1 08/17] drm/mediatek: hdmi: add cec flag MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20220919-v1-8-4844816c9808@baylibre.com> References: <20220919-v1-0-4844816c9808@baylibre.com> In-Reply-To: <20220919-v1-0-4844816c9808@baylibre.com> To: Vinod Koul , Stephen Boyd , David Airlie , Rob Herring , Philipp Zabel , Krzysztof Kozlowski , Daniel Vetter , Chunfeng Yun , CK Hu , Jitao shi , Chun-Kuang Hu , Michael Turquette , Kishon Vijay Abraham I , Matthias Brugger X-Mailer: b4 0.10.0-dev 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, Guillaume Ranquet , Mattijs Korpershoek , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-phy@lists.infradead.org, Pablo Sun , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add a flag to indicate support for cec. Signed-off-by: Guillaume Ranquet diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c index bfcca6f8b839..86653ebaacfd 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c @@ -154,35 +154,38 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return ret; } - /* The CEC module handles HDMI hotplug detection */ - cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); - if (!cec_np) { - dev_err(dev, "Failed to find CEC node\n"); - return -EINVAL; - } + if (hdmi->conf->has_cec) { + /* The CEC module handles HDMI hotplug detection */ + cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); + if (!cec_np) { + dev_err(dev, "Failed to find CEC node\n"); + return -EINVAL; + } - cec_pdev = of_find_device_by_node(cec_np); - if (!cec_pdev) { - dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + cec_pdev = of_find_device_by_node(cec_np); + if (!cec_pdev) { + dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + of_node_put(cec_np); + return -EPROBE_DEFER; + } of_node_put(cec_np); - return -EPROBE_DEFER; - } - of_node_put(cec_np); - hdmi->cec_dev = &cec_pdev->dev; - /* - * The mediatek,syscon-hdmi property contains a phandle link to the - * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG - * registers it contains. - */ - regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); - ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); - if (IS_ERR(regmap)) - ret = PTR_ERR(regmap); - if (ret) { - dev_err(dev, "Failed to get system configuration registers: %d\n", ret); - goto put_device; + hdmi->cec_dev = &cec_pdev->dev; + /* + * The mediatek,syscon-hdmi property contains a phandle link to the + * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG + * registers it contains. + */ + regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); + ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); + if (IS_ERR(regmap)) + ret = PTR_ERR(regmap); + if (ret) { + dev_err(dev, + "Failed to get system configuration registers: %d\n", ret); + goto put_device; + } + hdmi->sys_regmap = regmap; } - hdmi->sys_regmap = regmap; mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { @@ -230,7 +233,8 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return 0; put_device: - put_device(hdmi->cec_dev); + if (hdmi->conf->has_cec) + put_device(hdmi->cec_dev); return ret; } @@ -320,6 +324,7 @@ int mtk_drm_hdmi_remove(struct platform_device *pdev) static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { .tz_disabled = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, @@ -332,6 +337,7 @@ static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { static const struct mtk_hdmi_conf mtk_hdmi_conf_mt8167 = { .max_mode_clock = 148500, .cea_modes_only = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h index 7452bea91f9e..921bde150e11 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h @@ -31,6 +31,7 @@ struct mtk_hdmi_conf { bool tz_disabled; bool cea_modes_only; + bool has_cec; unsigned long max_mode_clock; const struct drm_bridge_funcs *bridge_funcs; void (*mtk_hdmi_output_init)(struct mtk_hdmi *hdmi); -- b4 0.10.0-dev 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 E98C5ECAAA1 for ; Mon, 19 Sep 2022 18:05:03 +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:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zhl+YijJ9pZ4kp4Vs1IPY4xYq3Hr6D6deviYg28DHZY=; b=03KmcNHxB0t1og 2o7PbVQvhuK4zY/Dyuqm12GwbzgPusWndogNEA8vwGsXB0Wx924XqB9uHC7Ax1U6mc9n+o0Ixnfu2 F8FGJBBibeIJlQCS1mkp4wlQr5QJiCalTMu6puhcOOT5H91BHui51oJJhd/+iLgFRjeh4FqdUvUau SgH66NZZNjQqfZWi9oyIOgTHso0JnCDSU3bBF8VeXZgWmAGx4CjgG+paCirs7mkof2CBsvhX1rj7Q eWgA/r3iU6LEUanEIKmrle/Dg+RIVuC0LA6iAXBAgHy+FSivJq9Jvym3VYpEvJi8R66tNommzFAOX mGoa821HzzBWz66DrA0w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaL8h-00DXdn-AG; Mon, 19 Sep 2022 18:05:03 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaL7K-00DW7g-Qk for linux-phy@bombadil.infradead.org; Mon, 19 Sep 2022 18:03:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Sender:Reply-To:Content-ID:Content-Description; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=ZW8lXu3A1XISRwBvzf9vESiGkt 93SkCUDju9UpI3ONfVmjksbeyPl4AoBJ3sw9W70cFTinlkYoKBfPP/r3GhVpH2sWRL6t69CSJ23H5 e/yZTvhqR4gq0cnbx6F1i6fTdEs5bt9OLcm5huMgA7qqSWWp2dXUlwFALUOjgZcCNYriONUOJOo7W ANFwYNUVwVEv5WXR63isNMJpluhRFXk3bFfDrvSvPSD/FU1JTc0wmXpyuSTkBJ22V7ykE8p9WWqtc xitWKnXGv5sQXhZXuBAq0MQCQwfUJ3UH5CvxJ6OwvuoGP9sFnAkw6PLy4uPD2JsQjyvYuMmeBa14s KoqR82Jw==; Received: from mail-ej1-x629.google.com ([2a00:1450:4864:20::629]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaK7l-00E8Eh-AK for linux-phy@lists.infradead.org; Mon, 19 Sep 2022 17:00:05 +0000 Received: by mail-ej1-x629.google.com with SMTP id sb3so78307ejb.9 for ; Mon, 19 Sep 2022 10:00:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=iCp4PRqRut8ldEn6iFDY5780nxcwQxypuEqbmfTvfX+LeaUV0TBlilns6GCWIlnwrq CiunYZfYC1IndkJR3gnSQ4FcJF4TiUnJYlWWbk6h+p035qcTxa1oHPK+O+pAuXcCXMw1 LMpjCRzZR/vSqVIB7Ng/g+wzpRJhyDQ1tAyyRG6ag7jXkiGaWcAQBDPrZHK6tIPuir3i FJelQbDn/dhuzkO0e0r6jNWMX2zLGGvK8DS59YGysg/RVD7XXX6JNM7WRoaEE5ppbj+r FD+ecJG4zoLcLkbU/ZVidIhIdeppq99UGS7J0oDwTXyZQkt5err89RZjpn5BCdJ5atTZ F5jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=kogFDDnDfP2Vl0MgRmRzwNEcM4YIC2ZXLWNPDCGv3UMTtUXwoDSnWGvwpWJUkZgSlO tXY2A4j3IczNEVsnkno0/6o2yJpRdHHDtqMX7p2IhH2WUXI9gv5N0aetCDlFkvQTrR5G lxRvv393ZX1ejxc4M6DRtKcCySmTgx+ctXhnJRU6MInveyBx3BkfhBoYgagMKoWTwN6C J+4rnpqb+vNr4zHfADrmizmQ5EXt9r45h+Y6QzY3jGVa4KFljnRIVbGPcTbDeIdpiSFf 9qcJlOEQtvYZAOa3A1UQXPrhVcGmyIXaXjzbiyoQga7olWiaxi72gUoZq8UqxWHreUKr 35CA== X-Gm-Message-State: ACrzQf0kPDSr4cEEiv8CzyIazTDhiE7srgOHPsW2BcHU0sEfDxSqvzhi ARDHrPRKXQ28W8P9IjhT6mj5Gw== X-Google-Smtp-Source: AMsMyM68qjQqULpZ/BI4lE6+kDmd0BZAyqrmHiJF5y5T8zzA2DF8Y6DbzBptf6WxEg9nnyn2opsPwQ== X-Received: by 2002:a17:907:7b93:b0:770:1d4f:4de9 with SMTP id ne19-20020a1709077b9300b007701d4f4de9mr13596890ejc.201.1663606799750; Mon, 19 Sep 2022 09:59:59 -0700 (PDT) Received: from [127.0.0.1] (2a02-8440-6340-f287-3074-96af-9642-0003.rev.sfr.net. [2a02:8440:6340:f287:3074:96af:9642:3]) by smtp.gmail.com with ESMTPSA id cf16-20020a0564020b9000b0044fc3c0930csm20424246edb.16.2022.09.19.09.59.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Sep 2022 09:59:59 -0700 (PDT) From: Guillaume Ranquet Date: Mon, 19 Sep 2022 18:56:06 +0200 Subject: [PATCH v1 08/17] drm/mediatek: hdmi: add cec flag MIME-Version: 1.0 Message-Id: <20220919-v1-8-4844816c9808@baylibre.com> References: <20220919-v1-0-4844816c9808@baylibre.com> In-Reply-To: <20220919-v1-0-4844816c9808@baylibre.com> To: Vinod Koul , Stephen Boyd , David Airlie , Rob Herring , Philipp Zabel , Krzysztof Kozlowski , Daniel Vetter , Chunfeng Yun , CK Hu , Jitao shi , Chun-Kuang Hu , Michael Turquette , Kishon Vijay Abraham I , Matthias Brugger Cc: linux-mediatek@lists.infradead.org, dri-devel@lists.freedesktop.org, Pablo Sun , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Mattijs Korpershoek , linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, Guillaume Ranquet , devicetree@vger.kernel.org X-Mailer: b4 0.10.0-dev X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220919_180003_201230_57F40C11 X-CRM114-Status: GOOD ( 14.64 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Add a flag to indicate support for cec. Signed-off-by: Guillaume Ranquet diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c index bfcca6f8b839..86653ebaacfd 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c @@ -154,35 +154,38 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return ret; } - /* The CEC module handles HDMI hotplug detection */ - cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); - if (!cec_np) { - dev_err(dev, "Failed to find CEC node\n"); - return -EINVAL; - } + if (hdmi->conf->has_cec) { + /* The CEC module handles HDMI hotplug detection */ + cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); + if (!cec_np) { + dev_err(dev, "Failed to find CEC node\n"); + return -EINVAL; + } - cec_pdev = of_find_device_by_node(cec_np); - if (!cec_pdev) { - dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + cec_pdev = of_find_device_by_node(cec_np); + if (!cec_pdev) { + dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + of_node_put(cec_np); + return -EPROBE_DEFER; + } of_node_put(cec_np); - return -EPROBE_DEFER; - } - of_node_put(cec_np); - hdmi->cec_dev = &cec_pdev->dev; - /* - * The mediatek,syscon-hdmi property contains a phandle link to the - * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG - * registers it contains. - */ - regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); - ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); - if (IS_ERR(regmap)) - ret = PTR_ERR(regmap); - if (ret) { - dev_err(dev, "Failed to get system configuration registers: %d\n", ret); - goto put_device; + hdmi->cec_dev = &cec_pdev->dev; + /* + * The mediatek,syscon-hdmi property contains a phandle link to the + * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG + * registers it contains. + */ + regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); + ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); + if (IS_ERR(regmap)) + ret = PTR_ERR(regmap); + if (ret) { + dev_err(dev, + "Failed to get system configuration registers: %d\n", ret); + goto put_device; + } + hdmi->sys_regmap = regmap; } - hdmi->sys_regmap = regmap; mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { @@ -230,7 +233,8 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return 0; put_device: - put_device(hdmi->cec_dev); + if (hdmi->conf->has_cec) + put_device(hdmi->cec_dev); return ret; } @@ -320,6 +324,7 @@ int mtk_drm_hdmi_remove(struct platform_device *pdev) static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { .tz_disabled = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, @@ -332,6 +337,7 @@ static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { static const struct mtk_hdmi_conf mtk_hdmi_conf_mt8167 = { .max_mode_clock = 148500, .cea_modes_only = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h index 7452bea91f9e..921bde150e11 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h @@ -31,6 +31,7 @@ struct mtk_hdmi_conf { bool tz_disabled; bool cea_modes_only; + bool has_cec; unsigned long max_mode_clock; const struct drm_bridge_funcs *bridge_funcs; void (*mtk_hdmi_output_init)(struct mtk_hdmi *hdmi); -- b4 0.10.0-dev -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy 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 62FEBECAAA1 for ; Mon, 19 Sep 2022 18:06:16 +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:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qb20Uj738C8hX427JQDqmIhnl/b+4y/rtpDTzEiHyME=; b=jawHyr9LxSOXpV 2tBGGCO0ibhZqQJ0YvXDEN4X5XrZNy6E0q3/k3/8Hzs3j2RIQzwcjJFFMu8Oc1OJM4pJkOIzmh18n jBgsZxjrUV63CbD09XSrvyuw9hlciiV+phaFqKriGx5wCd/inbeGkCZvl0eKTEGF9g2TiuZgIZSQk d4OsWxLouCpBJp2F40Pzwyo/ccAyusuDI3DRAvxJ4Y+3K2aLPXNVc9hMMu+Q6VlTwbRMQr16HvNwo KyyVnZ41cV8a5XITUd2+smojN6IEK9BmmL7l+roqUI/woIRyYKu5DEgYajCC7Dxldiu1W5RZrlrfv 9jzo33RPIopFUcQKviXQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaL8i-00DXe5-10; Mon, 19 Sep 2022 18:05:04 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaL7L-00DW7g-GK for linux-arm-kernel@bombadil.infradead.org; Mon, 19 Sep 2022 18:03:39 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Sender:Reply-To:Content-ID:Content-Description; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=ZW8lXu3A1XISRwBvzf9vESiGkt 93SkCUDju9UpI3ONfVmjksbeyPl4AoBJ3sw9W70cFTinlkYoKBfPP/r3GhVpH2sWRL6t69CSJ23H5 e/yZTvhqR4gq0cnbx6F1i6fTdEs5bt9OLcm5huMgA7qqSWWp2dXUlwFALUOjgZcCNYriONUOJOo7W ANFwYNUVwVEv5WXR63isNMJpluhRFXk3bFfDrvSvPSD/FU1JTc0wmXpyuSTkBJ22V7ykE8p9WWqtc xitWKnXGv5sQXhZXuBAq0MQCQwfUJ3UH5CvxJ6OwvuoGP9sFnAkw6PLy4uPD2JsQjyvYuMmeBa14s KoqR82Jw==; Received: from mail-ej1-x635.google.com ([2a00:1450:4864:20::635]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaK7l-00E8Eg-AP for linux-arm-kernel@lists.infradead.org; Mon, 19 Sep 2022 17:00:05 +0000 Received: by mail-ej1-x635.google.com with SMTP id bj12so23905ejb.13 for ; Mon, 19 Sep 2022 10:00:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=iCp4PRqRut8ldEn6iFDY5780nxcwQxypuEqbmfTvfX+LeaUV0TBlilns6GCWIlnwrq CiunYZfYC1IndkJR3gnSQ4FcJF4TiUnJYlWWbk6h+p035qcTxa1oHPK+O+pAuXcCXMw1 LMpjCRzZR/vSqVIB7Ng/g+wzpRJhyDQ1tAyyRG6ag7jXkiGaWcAQBDPrZHK6tIPuir3i FJelQbDn/dhuzkO0e0r6jNWMX2zLGGvK8DS59YGysg/RVD7XXX6JNM7WRoaEE5ppbj+r FD+ecJG4zoLcLkbU/ZVidIhIdeppq99UGS7J0oDwTXyZQkt5err89RZjpn5BCdJ5atTZ F5jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date; bh=HLkgjmfUQZXrBufYXmW5V+FjpCBTnrnJRl8bPfgjGi0=; b=kv59Wp4f6vAdIVf3LEkHS0vyFj7db4w/j/fCERazbTfLki/fUUemDgJ7hYC4Ar4Q6n 9INqMUKzeAtz8dFWfroQKdHiP5uD3ZoHoxMy/kFPRcNOm6niWk/RMPl98DVxoGZKVyyY FEC9CQQZ++ey38i8dBtXTc93AcJ30woqivVoL7+BoOzC+AXAI1zJ6/iwaGxmIdwElOCE s2CPBsA20kZadlfn56IHW+S1ui5r1ChTHpg+QD1d8vA2RIip/wbVu+FGTOe7Bxvg0YeT Qf+aXCV6rHSiO85U/3TW/0G2gWgNYjlV1g1i+LOYj1YU1sroeP7t/5lRs27fHFp/5+xt ocxQ== X-Gm-Message-State: ACrzQf3gy0YUrocr3zmFZQrIHjwiVdfOMyVZop2RCcMg2F33zlRdLcZx 79RS6hvQ5Dt+FrLWeSENV7eV3Q== X-Google-Smtp-Source: AMsMyM68qjQqULpZ/BI4lE6+kDmd0BZAyqrmHiJF5y5T8zzA2DF8Y6DbzBptf6WxEg9nnyn2opsPwQ== X-Received: by 2002:a17:907:7b93:b0:770:1d4f:4de9 with SMTP id ne19-20020a1709077b9300b007701d4f4de9mr13596890ejc.201.1663606799750; Mon, 19 Sep 2022 09:59:59 -0700 (PDT) Received: from [127.0.0.1] (2a02-8440-6340-f287-3074-96af-9642-0003.rev.sfr.net. [2a02:8440:6340:f287:3074:96af:9642:3]) by smtp.gmail.com with ESMTPSA id cf16-20020a0564020b9000b0044fc3c0930csm20424246edb.16.2022.09.19.09.59.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Sep 2022 09:59:59 -0700 (PDT) From: Guillaume Ranquet Date: Mon, 19 Sep 2022 18:56:06 +0200 Subject: [PATCH v1 08/17] drm/mediatek: hdmi: add cec flag MIME-Version: 1.0 Message-Id: <20220919-v1-8-4844816c9808@baylibre.com> References: <20220919-v1-0-4844816c9808@baylibre.com> In-Reply-To: <20220919-v1-0-4844816c9808@baylibre.com> To: Vinod Koul , Stephen Boyd , David Airlie , Rob Herring , Philipp Zabel , Krzysztof Kozlowski , Daniel Vetter , Chunfeng Yun , CK Hu , Jitao shi , Chun-Kuang Hu , Michael Turquette , Kishon Vijay Abraham I , Matthias Brugger Cc: linux-mediatek@lists.infradead.org, dri-devel@lists.freedesktop.org, Pablo Sun , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Mattijs Korpershoek , linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, Guillaume Ranquet , devicetree@vger.kernel.org X-Mailer: b4 0.10.0-dev X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220919_180002_858275_F36C2E4E X-CRM114-Status: GOOD ( 16.16 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a flag to indicate support for cec. Signed-off-by: Guillaume Ranquet diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c index bfcca6f8b839..86653ebaacfd 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c @@ -154,35 +154,38 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return ret; } - /* The CEC module handles HDMI hotplug detection */ - cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); - if (!cec_np) { - dev_err(dev, "Failed to find CEC node\n"); - return -EINVAL; - } + if (hdmi->conf->has_cec) { + /* The CEC module handles HDMI hotplug detection */ + cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); + if (!cec_np) { + dev_err(dev, "Failed to find CEC node\n"); + return -EINVAL; + } - cec_pdev = of_find_device_by_node(cec_np); - if (!cec_pdev) { - dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + cec_pdev = of_find_device_by_node(cec_np); + if (!cec_pdev) { + dev_err(hdmi->dev, "Waiting for CEC device %pOF\n", cec_np); + of_node_put(cec_np); + return -EPROBE_DEFER; + } of_node_put(cec_np); - return -EPROBE_DEFER; - } - of_node_put(cec_np); - hdmi->cec_dev = &cec_pdev->dev; - /* - * The mediatek,syscon-hdmi property contains a phandle link to the - * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG - * registers it contains. - */ - regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); - ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); - if (IS_ERR(regmap)) - ret = PTR_ERR(regmap); - if (ret) { - dev_err(dev, "Failed to get system configuration registers: %d\n", ret); - goto put_device; + hdmi->cec_dev = &cec_pdev->dev; + /* + * The mediatek,syscon-hdmi property contains a phandle link to the + * MMSYS_CONFIG device and the register offset of the HDMI_SYS_CFG + * registers it contains. + */ + regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,syscon-hdmi"); + ret = of_property_read_u32_index(np, "mediatek,syscon-hdmi", 1, &hdmi->sys_offset); + if (IS_ERR(regmap)) + ret = PTR_ERR(regmap); + if (ret) { + dev_err(dev, + "Failed to get system configuration registers: %d\n", ret); + goto put_device; + } + hdmi->sys_regmap = regmap; } - hdmi->sys_regmap = regmap; mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { @@ -230,7 +233,8 @@ int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device *pdev, return 0; put_device: - put_device(hdmi->cec_dev); + if (hdmi->conf->has_cec) + put_device(hdmi->cec_dev); return ret; } @@ -320,6 +324,7 @@ int mtk_drm_hdmi_remove(struct platform_device *pdev) static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { .tz_disabled = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, @@ -332,6 +337,7 @@ static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = { static const struct mtk_hdmi_conf mtk_hdmi_conf_mt8167 = { .max_mode_clock = 148500, .cea_modes_only = true, + .has_cec = true, .bridge_funcs = &mtk_mt8183_hdmi_bridge_funcs, .mtk_hdmi_output_init = mtk_hdmi_output_init_mt8183, .mtk_hdmi_clk_disable = mtk_hdmi_clk_disable_audio_mt8183, diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h index 7452bea91f9e..921bde150e11 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h @@ -31,6 +31,7 @@ struct mtk_hdmi_conf { bool tz_disabled; bool cea_modes_only; + bool has_cec; unsigned long max_mode_clock; const struct drm_bridge_funcs *bridge_funcs; void (*mtk_hdmi_output_init)(struct mtk_hdmi *hdmi); -- b4 0.10.0-dev _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel