From patchwork Wed Oct 25 22:28:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 13436890 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0CD9D381AE for ; Wed, 25 Oct 2023 22:30:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="yzw8Jlf5" Received: from mail-lj1-x235.google.com (mail-lj1-x235.google.com [IPv6:2a00:1450:4864:20::235]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 53A36C4 for ; Wed, 25 Oct 2023 15:30:35 -0700 (PDT) Received: by mail-lj1-x235.google.com with SMTP id 38308e7fff4ca-2c5071165d5so4193181fa.0 for ; Wed, 25 Oct 2023 15:30:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1698273033; x=1698877833; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=BbnyjLnhACt82EK09moKdpQ9JIR1p/S627vZZk1uJi8=; b=yzw8Jlf5MAmoa4RLy/7lha3cCwRX1/yGmm2dY8XTe3GzHCVSLRuHsdivCYjvTfrBwU NOH61UoiBvnMmNTj1EP+aXIPAPuy8kbVUxh8sIpp1IfrpqoFLt4CStqBOKsNkYyKyZwr Z5++3Q+n+GwS4xWoP2mpKnGkZifJ0f+w59axMq2w2+Vx7RVvIADpkusR673XF54hYexb 5n0ud1+PWRJQ542LhwjIK6wsRW6BNEHuqlxotXholtCItr5ad0Vrp91xFny+/q85OWDb y2+b34jtuXf+U4r/M5/g0Pz1hfu4KRlU3+PK/jfpwlQy00p4e8wVgsTnLFc18LVouweu GPjw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698273033; x=1698877833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=BbnyjLnhACt82EK09moKdpQ9JIR1p/S627vZZk1uJi8=; b=RNXmAl8txCeB8agJHj3IogsV6atfFTdOeuo/zEj3IYgPaI6F6fqLbPfnnIyNjXc/q6 oav/80tQnAy/BNXcC90DxEwHJLKvOr8+8r2TuABGzTdwraZr1kwQEWv00REqApSvRcHq okI26s4ajXkor6x/zl0h2ScCWjNR4WHNFyQzE3p9Q9weY4n3OOUVZieHTK6DUCqUlX+s R3NgP+S3Rkslg7e0UNrQKW3fptqgHafOTyabt3BhKnQVAy85GPkcQMZz/ARKnET9TZTu KBcR2azbFXfv4Pv+sI4b5mm+8mEOrPbW/cqxJ0XC/6m9/oLC/TbZEczV+Q24jtCx1nDg 9lEQ== X-Gm-Message-State: AOJu0Yy4xlpcnfIKJM8w1Odo6/ZoNv4Nnxd/h2U1TaiGk0fCpZ/BxslZ Csh1Qricx/8BG0VwaYb44nalOw== X-Google-Smtp-Source: AGHT+IFWhzc+3EDDpKagjrjHAak0npWhtBP8vzIn+uXozbMGDzZu5lmHOwLkn2nxFFI8mllzQ6KfGw== X-Received: by 2002:a2e:a690:0:b0:2bf:f670:36dc with SMTP id q16-20020a2ea690000000b002bff67036dcmr10000903lje.49.1698273033689; Wed, 25 Oct 2023 15:30:33 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id a36-20020a05651c212400b002bcbae4c21fsm2612543ljq.50.2023.10.25.15.30.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Oct 2023 15:30:33 -0700 (PDT) From: Dmitry Baryshkov To: David Airlie , Daniel Vetter , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Andy Gross , Bjorn Andersson , Konrad Dybcio , Vinod Koul , Kishon Vijay Abraham I , Heikki Krogerus , Greg Kroah-Hartman Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-usb@vger.kernel.org, freedreno@lists.freedesktop.org Subject: [PATCH v5 3/6] usb: typec: nb7vpq904m: switch to DRM_AUX_BRIDGE Date: Thu, 26 Oct 2023 01:28:04 +0300 Message-ID: <20231025223027.943563-4-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231025223027.943563-1-dmitry.baryshkov@linaro.org> References: <20231025223027.943563-1-dmitry.baryshkov@linaro.org> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Switch to using the new DRM_AUX_BRIDGE helper to create the transparent DRM bridge device instead of handcoding corresponding functionality. Reviewed-by: Heikki Krogerus Acked-by: Greg Kroah-Hartman Signed-off-by: Dmitry Baryshkov --- drivers/usb/typec/mux/Kconfig | 2 +- drivers/usb/typec/mux/nb7vpq904m.c | 44 ++---------------------------- 2 files changed, 3 insertions(+), 43 deletions(-) diff --git a/drivers/usb/typec/mux/Kconfig b/drivers/usb/typec/mux/Kconfig index 65da61150ba7..07395161dd30 100644 --- a/drivers/usb/typec/mux/Kconfig +++ b/drivers/usb/typec/mux/Kconfig @@ -40,7 +40,7 @@ config TYPEC_MUX_NB7VPQ904M tristate "On Semiconductor NB7VPQ904M Type-C redriver driver" depends on I2C depends on DRM || DRM=n - select DRM_PANEL_BRIDGE if DRM + select DRM_AUX_BRIDGE if DRM_BRIDGE select REGMAP_I2C help Say Y or M if your system has a On Semiconductor NB7VPQ904M Type-C diff --git a/drivers/usb/typec/mux/nb7vpq904m.c b/drivers/usb/typec/mux/nb7vpq904m.c index cda206cf0c38..b17826713753 100644 --- a/drivers/usb/typec/mux/nb7vpq904m.c +++ b/drivers/usb/typec/mux/nb7vpq904m.c @@ -11,7 +11,7 @@ #include #include #include -#include +#include #include #include #include @@ -70,8 +70,6 @@ struct nb7vpq904m { bool swap_data_lanes; struct typec_switch *typec_switch; - struct drm_bridge bridge; - struct mutex lock; /* protect non-concurrent retimer & switch */ enum typec_orientation orientation; @@ -297,44 +295,6 @@ static int nb7vpq904m_retimer_set(struct typec_retimer *retimer, struct typec_re return ret; } -#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) -static int nb7vpq904m_bridge_attach(struct drm_bridge *bridge, - enum drm_bridge_attach_flags flags) -{ - struct nb7vpq904m *nb7 = container_of(bridge, struct nb7vpq904m, bridge); - struct drm_bridge *next_bridge; - - if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) - return -EINVAL; - - next_bridge = devm_drm_of_get_bridge(&nb7->client->dev, nb7->client->dev.of_node, 0, 0); - if (IS_ERR(next_bridge)) { - dev_err(&nb7->client->dev, "failed to acquire drm_bridge: %pe\n", next_bridge); - return PTR_ERR(next_bridge); - } - - return drm_bridge_attach(bridge->encoder, next_bridge, bridge, - DRM_BRIDGE_ATTACH_NO_CONNECTOR); -} - -static const struct drm_bridge_funcs nb7vpq904m_bridge_funcs = { - .attach = nb7vpq904m_bridge_attach, -}; - -static int nb7vpq904m_register_bridge(struct nb7vpq904m *nb7) -{ - nb7->bridge.funcs = &nb7vpq904m_bridge_funcs; - nb7->bridge.of_node = nb7->client->dev.of_node; - - return devm_drm_bridge_add(&nb7->client->dev, &nb7->bridge); -} -#else -static int nb7vpq904m_register_bridge(struct nb7vpq904m *nb7) -{ - return 0; -} -#endif - static const struct regmap_config nb7_regmap = { .max_register = 0x1f, .reg_bits = 8, @@ -461,7 +421,7 @@ static int nb7vpq904m_probe(struct i2c_client *client) gpiod_set_value(nb7->enable_gpio, 1); - ret = nb7vpq904m_register_bridge(nb7); + ret = drm_aux_bridge_register(dev); if (ret) goto err_disable_gpio;