From patchwork Fri Oct 15 00:10:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12559615 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB7C4C433F5 for ; Fri, 15 Oct 2021 00:11:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B66AB60FDC for ; Fri, 15 Oct 2021 00:11:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230484AbhJOANJ (ORCPT ); Thu, 14 Oct 2021 20:13:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58876 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229718AbhJOANI (ORCPT ); Thu, 14 Oct 2021 20:13:08 -0400 Received: from mail-lf1-x12f.google.com (mail-lf1-x12f.google.com [IPv6:2a00:1450:4864:20::12f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1CA34C061570 for ; Thu, 14 Oct 2021 17:11:03 -0700 (PDT) Received: by mail-lf1-x12f.google.com with SMTP id x27so33771037lfa.9 for ; Thu, 14 Oct 2021 17:11:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=dSKF5ch2leVAoj7qHSozKuHfNHBuBm3dMPNsPlq2wLQ=; b=h/6hgbUMcvj4gD+ACvN8A431SEiafQWmfgMih6lKFNARUw06t3yw6eRhoA3vNE+VgI 9uyFFfyrwbDcClzpvHymoXpCTGseAV71buvov+RU2rA5BO3RmPkln5hrS0MMED2tQwd1 EZad53gDAV1NziPDUIz6ynnUFkFiKUMPCOxvMyTY9SaQvTX2FmD7pD+QhPYijlDF3K8L wYA9gAFkQTxJfsGtjmt82xDDihrqbU/dqT3k2OQxfc3TDlZGD0mryO3GYmCUvlUMzwA4 x9QZu/D7KQ4hTvHORWNPhm/A1VMKrudvIq3doowHF1zc02KlG50pcbQ35hZfBDwSkspZ 0a+w== 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:mime-version :content-transfer-encoding; bh=dSKF5ch2leVAoj7qHSozKuHfNHBuBm3dMPNsPlq2wLQ=; b=Kf9JekOPq+YB10m/UOugyGEWaKj4QnUb9tnuFg+bHh8JG/mf8J+5DPLtEgxdlkbgIP vo56c0VD63fjOVjPvxqJWP1xgpXTUpzgDyoBEI37Ofev+N2TLLurgR+rv2kX5QWFe7CY L+ZRuzh9V7W575e+A604JwY1WWWqev4/Z76zRhdW6/Fawcj4X9ENnjOFuTZkrdj/WJ3q +NZ3wgcH9k3vrKuA/actmgeFdHg1MPEqB/BzUBoUnIWpZ6zTeccujTsECg+HZCbwqAiV v+P1FvuXSsJ7gCJf2PDxu5zZcoq+SCRIl78oTXFyXzyP8Wx5n1Eg7WQ85QW/QbxwE9il aGLg== X-Gm-Message-State: AOAM531n+MBKdbYEd//iph7VtG3Mq4FIZfl/+BCfOPLPFshnlovu5Vkc PEfI1w95kn3sqFwjbPALrHe8ew== X-Google-Smtp-Source: ABdhPJwt9u7nuJbSuVRVz+b/3jov3HgR4iMm1DN8fcOIBSvbi1TDZUli8n5YoYp4Jhd/yr6Ooqy/vg== X-Received: by 2002:ac2:4e6b:: with SMTP id y11mr8133136lfs.439.1634256661432; Thu, 14 Oct 2021 17:11:01 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id z12sm352628lfs.101.2021.10.14.17.11.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Oct 2021 17:11:00 -0700 (PDT) From: Dmitry Baryshkov To: Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar Cc: Jonathan Marek , Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH 1/2] drm/msm/hdmi: use bulk regulator API Date: Fri, 15 Oct 2021 03:10:59 +0300 Message-Id: <20211015001100.4193241-1-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Switch to using bulk regulator API instead of hand coding loops. Signed-off-by: Dmitry Baryshkov Reviewed-by: Stephen Boyd Reviewed-by: Abhinav Kumar --- drivers/gpu/drm/msm/hdmi/hdmi.c | 34 +++++++---------------- drivers/gpu/drm/msm/hdmi/hdmi.h | 6 ++-- drivers/gpu/drm/msm/hdmi/hdmi_bridge.c | 20 ++++--------- drivers/gpu/drm/msm/hdmi/hdmi_connector.c | 24 ++++++---------- drivers/gpu/drm/msm/hdmi/hdmi_phy.c | 33 ++++++++-------------- 5 files changed, 40 insertions(+), 77 deletions(-) diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c index 737453b6e596..db17a000d968 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -154,19 +154,13 @@ static struct hdmi *msm_hdmi_init(struct platform_device *pdev) ret = -ENOMEM; goto fail; } - for (i = 0; i < config->hpd_reg_cnt; i++) { - struct regulator *reg; - - reg = devm_regulator_get(&pdev->dev, - config->hpd_reg_names[i]); - if (IS_ERR(reg)) { - ret = PTR_ERR(reg); - DRM_DEV_ERROR(&pdev->dev, "failed to get hpd regulator: %s (%d)\n", - config->hpd_reg_names[i], ret); - goto fail; - } + for (i = 0; i < config->hpd_reg_cnt; i++) + hdmi->hpd_regs[i].supply = config->hpd_reg_names[i]; - hdmi->hpd_regs[i] = reg; + ret = devm_regulator_bulk_get(&pdev->dev, config->hpd_reg_cnt, hdmi->hpd_regs); + if (ret) { + DRM_DEV_ERROR(&pdev->dev, "failed to get hpd regulator: %d\n", ret); + goto fail; } hdmi->pwr_regs = devm_kcalloc(&pdev->dev, @@ -177,19 +171,11 @@ static struct hdmi *msm_hdmi_init(struct platform_device *pdev) ret = -ENOMEM; goto fail; } - for (i = 0; i < config->pwr_reg_cnt; i++) { - struct regulator *reg; - reg = devm_regulator_get(&pdev->dev, - config->pwr_reg_names[i]); - if (IS_ERR(reg)) { - ret = PTR_ERR(reg); - DRM_DEV_ERROR(&pdev->dev, "failed to get pwr regulator: %s (%d)\n", - config->pwr_reg_names[i], ret); - goto fail; - } - - hdmi->pwr_regs[i] = reg; + ret = devm_regulator_bulk_get(&pdev->dev, config->pwr_reg_cnt, hdmi->pwr_regs); + if (ret) { + DRM_DEV_ERROR(&pdev->dev, "failed to get pwr regulator: %d\n", ret); + goto fail; } hdmi->hpd_clks = devm_kcalloc(&pdev->dev, diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h index d0b84f0abee1..82261078c6b1 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.h +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -56,8 +56,8 @@ struct hdmi { void __iomem *qfprom_mmio; phys_addr_t mmio_phy_addr; - struct regulator **hpd_regs; - struct regulator **pwr_regs; + struct regulator_bulk_data *hpd_regs; + struct regulator_bulk_data *pwr_regs; struct clk **hpd_clks; struct clk **pwr_clks; @@ -163,7 +163,7 @@ struct hdmi_phy { void __iomem *mmio; struct hdmi_phy_cfg *cfg; const struct hdmi_phy_funcs *funcs; - struct regulator **regs; + struct regulator_bulk_data *regs; struct clk **clks; }; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c index 6e380db9287b..f04eb4a70f0d 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c @@ -28,13 +28,9 @@ static void msm_hdmi_power_on(struct drm_bridge *bridge) pm_runtime_get_sync(&hdmi->pdev->dev); - for (i = 0; i < config->pwr_reg_cnt; i++) { - ret = regulator_enable(hdmi->pwr_regs[i]); - if (ret) { - DRM_DEV_ERROR(dev->dev, "failed to enable pwr regulator: %s (%d)\n", - config->pwr_reg_names[i], ret); - } - } + ret = regulator_bulk_enable(config->pwr_reg_cnt, hdmi->pwr_regs); + if (ret) + DRM_DEV_ERROR(dev->dev, "failed to enable pwr regulator: %d\n", ret); if (config->pwr_clk_cnt > 0) { DBG("pixclock: %lu", hdmi->pixclock); @@ -70,13 +66,9 @@ static void power_off(struct drm_bridge *bridge) for (i = 0; i < config->pwr_clk_cnt; i++) clk_disable_unprepare(hdmi->pwr_clks[i]); - for (i = 0; i < config->pwr_reg_cnt; i++) { - ret = regulator_disable(hdmi->pwr_regs[i]); - if (ret) { - DRM_DEV_ERROR(dev->dev, "failed to disable pwr regulator: %s (%d)\n", - config->pwr_reg_names[i], ret); - } - } + ret = regulator_bulk_disable(config->pwr_reg_cnt, hdmi->pwr_regs); + if (ret) + DRM_DEV_ERROR(dev->dev, "failed to disable pwr regulator: %d\n", ret); pm_runtime_put_autosuspend(&hdmi->pdev->dev); } diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c index 58707a1f3878..a7f729cdec7b 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c @@ -146,16 +146,13 @@ int msm_hdmi_hpd_enable(struct drm_connector *connector) const struct hdmi_platform_config *config = hdmi->config; struct device *dev = &hdmi->pdev->dev; uint32_t hpd_ctrl; - int i, ret; + int ret; unsigned long flags; - for (i = 0; i < config->hpd_reg_cnt; i++) { - ret = regulator_enable(hdmi->hpd_regs[i]); - if (ret) { - DRM_DEV_ERROR(dev, "failed to enable hpd regulator: %s (%d)\n", - config->hpd_reg_names[i], ret); - goto fail; - } + ret = regulator_bulk_enable(config->hpd_reg_cnt, hdmi->hpd_regs); + if (ret) { + DRM_DEV_ERROR(dev, "failed to enable hpd regulators: %d\n", ret); + goto fail; } ret = pinctrl_pm_select_default_state(dev); @@ -207,7 +204,7 @@ static void hdp_disable(struct hdmi_connector *hdmi_connector) struct hdmi *hdmi = hdmi_connector->hdmi; const struct hdmi_platform_config *config = hdmi->config; struct device *dev = &hdmi->pdev->dev; - int i, ret = 0; + int ret; /* Disable HPD interrupt */ hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, 0); @@ -225,12 +222,9 @@ static void hdp_disable(struct hdmi_connector *hdmi_connector) if (ret) dev_warn(dev, "pinctrl state chg failed: %d\n", ret); - for (i = 0; i < config->hpd_reg_cnt; i++) { - ret = regulator_disable(hdmi->hpd_regs[i]); - if (ret) - dev_warn(dev, "failed to disable hpd regulator: %s (%d)\n", - config->hpd_reg_names[i], ret); - } + ret = regulator_bulk_disable(config->hpd_reg_cnt, hdmi->hpd_regs); + if (ret) + dev_warn(dev, "failed to disable hpd regulator: %d\n", ret); } static void diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy.c index 8a38d4b95102..16b0e8836d27 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy.c @@ -23,22 +23,15 @@ static int msm_hdmi_phy_resource_init(struct hdmi_phy *phy) if (!phy->clks) return -ENOMEM; - for (i = 0; i < cfg->num_regs; i++) { - struct regulator *reg; - - reg = devm_regulator_get(dev, cfg->reg_names[i]); - if (IS_ERR(reg)) { - ret = PTR_ERR(reg); - if (ret != -EPROBE_DEFER) { - DRM_DEV_ERROR(dev, - "failed to get phy regulator: %s (%d)\n", - cfg->reg_names[i], ret); - } + for (i = 0; i < cfg->num_regs; i++) + phy->regs[i].supply = cfg->reg_names[i]; - return ret; - } + ret = devm_regulator_bulk_get(dev, cfg->num_regs, phy->regs); + if (ret) { + if (ret != -EPROBE_DEFER) + DRM_DEV_ERROR(dev, "failed to get phy regulators: %d\n", ret); - phy->regs[i] = reg; + return ret; } for (i = 0; i < cfg->num_clks; i++) { @@ -66,11 +59,10 @@ int msm_hdmi_phy_resource_enable(struct hdmi_phy *phy) pm_runtime_get_sync(dev); - for (i = 0; i < cfg->num_regs; i++) { - ret = regulator_enable(phy->regs[i]); - if (ret) - DRM_DEV_ERROR(dev, "failed to enable regulator: %s (%d)\n", - cfg->reg_names[i], ret); + ret = regulator_bulk_enable(cfg->num_regs, phy->regs); + if (ret) { + DRM_DEV_ERROR(dev, "failed to enable regulators: (%d)\n", ret); + return ret; } for (i = 0; i < cfg->num_clks; i++) { @@ -92,8 +84,7 @@ void msm_hdmi_phy_resource_disable(struct hdmi_phy *phy) for (i = cfg->num_clks - 1; i >= 0; i--) clk_disable_unprepare(phy->clks[i]); - for (i = cfg->num_regs - 1; i >= 0; i--) - regulator_disable(phy->regs[i]); + regulator_bulk_disable(cfg->num_regs, phy->regs); pm_runtime_put_sync(dev); } From patchwork Fri Oct 15 00:11:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12559617 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EC65EC433FE for ; Fri, 15 Oct 2021 00:11:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA3B760524 for ; Fri, 15 Oct 2021 00:11:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232572AbhJOANK (ORCPT ); Thu, 14 Oct 2021 20:13:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58884 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229718AbhJOANJ (ORCPT ); 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Thu, 14 Oct 2021 17:11:01 -0700 (PDT) From: Dmitry Baryshkov To: Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar Cc: Jonathan Marek , Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH 2/2] drm/msm/hdmi: switch to drm_bridge_connector Date: Fri, 15 Oct 2021 03:11:00 +0300 Message-Id: <20211015001100.4193241-2-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211015001100.4193241-1-dmitry.baryshkov@linaro.org> References: <20211015001100.4193241-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Merge old hdmi_bridge and hdmi_connector implementations. Use drm_bridge_connector instead. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar --- drivers/gpu/drm/msm/Makefile | 2 +- drivers/gpu/drm/msm/hdmi/hdmi.c | 12 +- drivers/gpu/drm/msm/hdmi/hdmi.h | 19 ++- drivers/gpu/drm/msm/hdmi/hdmi_bridge.c | 81 ++++++++- .../msm/hdmi/{hdmi_connector.c => hdmi_hpd.c} | 154 ++---------------- 5 files changed, 109 insertions(+), 159 deletions(-) rename drivers/gpu/drm/msm/hdmi/{hdmi_connector.c => hdmi_hpd.c} (62%) diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index 904535eda0c4..91b09cda8a9c 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -19,7 +19,7 @@ msm-y := \ hdmi/hdmi.o \ hdmi/hdmi_audio.o \ hdmi/hdmi_bridge.o \ - hdmi/hdmi_connector.o \ + hdmi/hdmi_hpd.o \ hdmi/hdmi_i2c.o \ hdmi/hdmi_phy.o \ hdmi/hdmi_phy_8960.o \ diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c index db17a000d968..d1cf4df7188c 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -8,6 +8,8 @@ #include #include +#include + #include #include "hdmi.h" @@ -41,7 +43,7 @@ static irqreturn_t msm_hdmi_irq(int irq, void *dev_id) struct hdmi *hdmi = dev_id; /* Process HPD: */ - msm_hdmi_connector_irq(hdmi->connector); + msm_hdmi_hpd_irq(hdmi->bridge); /* Process DDC: */ msm_hdmi_i2c_irq(hdmi->i2c); @@ -283,7 +285,7 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } - hdmi->connector = msm_hdmi_connector_init(hdmi); + hdmi->connector = drm_bridge_connector_init(hdmi->dev, encoder); if (IS_ERR(hdmi->connector)) { ret = PTR_ERR(hdmi->connector); DRM_DEV_ERROR(dev->dev, "failed to create HDMI connector: %d\n", ret); @@ -291,6 +293,8 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } + drm_connector_attach_encoder(hdmi->connector, hdmi->encoder); + hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); if (hdmi->irq < 0) { ret = hdmi->irq; @@ -307,7 +311,9 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } - ret = msm_hdmi_hpd_enable(hdmi->connector); + drm_bridge_connector_enable_hpd(hdmi->connector); + + ret = msm_hdmi_hpd_enable(hdmi->bridge); if (ret < 0) { DRM_DEV_ERROR(&hdmi->pdev->dev, "failed to enable HPD: %d\n", ret); goto fail; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h index 82261078c6b1..736f348befb3 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.h +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -114,6 +114,13 @@ struct hdmi_platform_config { struct hdmi_gpio_data gpios[HDMI_MAX_NUM_GPIO]; }; +struct hdmi_bridge { + struct drm_bridge base; + struct hdmi *hdmi; + struct work_struct hpd_work; +}; +#define to_hdmi_bridge(x) container_of(x, struct hdmi_bridge, base) + void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on); static inline void hdmi_write(struct hdmi *hdmi, u32 reg, u32 data) @@ -230,13 +237,11 @@ void msm_hdmi_audio_set_sample_rate(struct hdmi *hdmi, int rate); struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi); void msm_hdmi_bridge_destroy(struct drm_bridge *bridge); -/* - * hdmi connector: - */ - -void msm_hdmi_connector_irq(struct drm_connector *connector); -struct drm_connector *msm_hdmi_connector_init(struct hdmi *hdmi); -int msm_hdmi_hpd_enable(struct drm_connector *connector); +void msm_hdmi_hpd_irq(struct drm_bridge *bridge); +enum drm_connector_status msm_hdmi_bridge_detect( + struct drm_bridge *bridge); +int msm_hdmi_hpd_enable(struct drm_bridge *bridge); +void msm_hdmi_hpd_disable(struct hdmi_bridge *hdmi_bridge); /* * i2c adapter for ddc: diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c index f04eb4a70f0d..211b73dddf65 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c @@ -5,17 +5,16 @@ */ #include +#include +#include "msm_kms.h" #include "hdmi.h" -struct hdmi_bridge { - struct drm_bridge base; - struct hdmi *hdmi; -}; -#define to_hdmi_bridge(x) container_of(x, struct hdmi_bridge, base) - void msm_hdmi_bridge_destroy(struct drm_bridge *bridge) { + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + + msm_hdmi_hpd_disable(hdmi_bridge); } static void msm_hdmi_power_on(struct drm_bridge *bridge) @@ -251,14 +250,76 @@ static void msm_hdmi_bridge_mode_set(struct drm_bridge *bridge, msm_hdmi_audio_update(hdmi); } +static struct edid *msm_hdmi_bridge_get_edid(struct drm_bridge *bridge, + struct drm_connector *connector) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + struct edid *edid; + uint32_t hdmi_ctrl; + + hdmi_ctrl = hdmi_read(hdmi, REG_HDMI_CTRL); + hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl | HDMI_CTRL_ENABLE); + + edid = drm_get_edid(connector, hdmi->i2c); + + hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl); + + hdmi->hdmi_mode = drm_detect_hdmi_monitor(edid); + + return edid; +} + +static enum drm_mode_status msm_hdmi_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, + const struct drm_display_mode *mode) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + struct msm_drm_private *priv = bridge->dev->dev_private; + struct msm_kms *kms = priv->kms; + long actual, requested; + + requested = 1000 * mode->clock; + actual = kms->funcs->round_pixclk(kms, + requested, hdmi_bridge->hdmi->encoder); + + /* for mdp5/apq8074, we manage our own pixel clk (as opposed to + * mdp4/dtv stuff where pixel clk is assigned to mdp/encoder + * instead): + */ + if (config->pwr_clk_cnt > 0) + actual = clk_round_rate(hdmi->pwr_clks[0], actual); + + DBG("requested=%ld, actual=%ld", requested, actual); + + if (actual != requested) + return MODE_CLOCK_RANGE; + + return 0; +} + static const struct drm_bridge_funcs msm_hdmi_bridge_funcs = { .pre_enable = msm_hdmi_bridge_pre_enable, .enable = msm_hdmi_bridge_enable, .disable = msm_hdmi_bridge_disable, .post_disable = msm_hdmi_bridge_post_disable, .mode_set = msm_hdmi_bridge_mode_set, + .mode_valid = msm_hdmi_bridge_mode_valid, + .get_edid = msm_hdmi_bridge_get_edid, + .detect = msm_hdmi_bridge_detect, }; +static void +msm_hdmi_hotplug_work(struct work_struct *work) +{ + struct hdmi_bridge *hdmi_bridge = + container_of(work, struct hdmi_bridge, hpd_work); + struct drm_bridge *bridge = &hdmi_bridge->base; + + drm_bridge_hpd_notify(bridge, drm_bridge_detect(bridge)); +} /* initialize bridge */ struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi) @@ -275,11 +336,17 @@ struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi) } hdmi_bridge->hdmi = hdmi; + INIT_WORK(&hdmi_bridge->hpd_work, msm_hdmi_hotplug_work); bridge = &hdmi_bridge->base; bridge->funcs = &msm_hdmi_bridge_funcs; + bridge->ddc = hdmi->i2c; + bridge->type = DRM_MODE_CONNECTOR_HDMIA; + bridge->ops = DRM_BRIDGE_OP_HPD | + DRM_BRIDGE_OP_DETECT | + DRM_BRIDGE_OP_EDID; - ret = drm_bridge_attach(hdmi->encoder, bridge, NULL, 0); + ret = drm_bridge_attach(hdmi->encoder, bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); if (ret) goto fail; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c similarity index 62% rename from drivers/gpu/drm/msm/hdmi/hdmi_connector.c rename to drivers/gpu/drm/msm/hdmi/hdmi_hpd.c index a7f729cdec7b..1cda7bf23b3b 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c @@ -11,13 +11,6 @@ #include "msm_kms.h" #include "hdmi.h" -struct hdmi_connector { - struct drm_connector base; - struct hdmi *hdmi; - struct work_struct hpd_work; -}; -#define to_hdmi_connector(x) container_of(x, struct hdmi_connector, base) - static void msm_hdmi_phy_reset(struct hdmi *hdmi) { unsigned int val; @@ -139,10 +132,10 @@ static void enable_hpd_clocks(struct hdmi *hdmi, bool enable) } } -int msm_hdmi_hpd_enable(struct drm_connector *connector) +int msm_hdmi_hpd_enable(struct drm_bridge *bridge) { - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; const struct hdmi_platform_config *config = hdmi->config; struct device *dev = &hdmi->pdev->dev; uint32_t hpd_ctrl; @@ -199,9 +192,9 @@ int msm_hdmi_hpd_enable(struct drm_connector *connector) return ret; } -static void hdp_disable(struct hdmi_connector *hdmi_connector) +void msm_hdmi_hpd_disable(struct hdmi_bridge *hdmi_bridge) { - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi *hdmi = hdmi_bridge->hdmi; const struct hdmi_platform_config *config = hdmi->config; struct device *dev = &hdmi->pdev->dev; int ret; @@ -227,19 +220,10 @@ static void hdp_disable(struct hdmi_connector *hdmi_connector) dev_warn(dev, "failed to disable hpd regulator: %d\n", ret); } -static void -msm_hdmi_hotplug_work(struct work_struct *work) -{ - struct hdmi_connector *hdmi_connector = - container_of(work, struct hdmi_connector, hpd_work); - struct drm_connector *connector = &hdmi_connector->base; - drm_helper_hpd_irq_event(connector->dev); -} - -void msm_hdmi_connector_irq(struct drm_connector *connector) +void msm_hdmi_hpd_irq(struct drm_bridge *bridge) { - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; uint32_t hpd_int_status, hpd_int_ctrl; /* Process HPD: */ @@ -262,7 +246,7 @@ void msm_hdmi_connector_irq(struct drm_connector *connector) hpd_int_ctrl |= HDMI_HPD_INT_CTRL_INT_CONNECT; hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, hpd_int_ctrl); - queue_work(hdmi->workq, &hdmi_connector->hpd_work); + queue_work(hdmi->workq, &hdmi_bridge->hpd_work); } } @@ -293,11 +277,11 @@ static enum drm_connector_status detect_gpio(struct hdmi *hdmi) connector_status_disconnected; } -static enum drm_connector_status hdmi_connector_detect( - struct drm_connector *connector, bool force) +enum drm_connector_status msm_hdmi_bridge_detect( + struct drm_bridge *bridge) { - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; const struct hdmi_platform_config *config = hdmi->config; struct hdmi_gpio_data hpd_gpio = config->gpios[HPD_GPIO_INDEX]; enum drm_connector_status stat_gpio, stat_reg; @@ -331,115 +315,3 @@ static enum drm_connector_status hdmi_connector_detect( return stat_gpio; } - -static void hdmi_connector_destroy(struct drm_connector *connector) -{ - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - - hdp_disable(hdmi_connector); - - drm_connector_cleanup(connector); - - kfree(hdmi_connector); -} - -static int msm_hdmi_connector_get_modes(struct drm_connector *connector) -{ - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; - struct edid *edid; - uint32_t hdmi_ctrl; - int ret = 0; - - hdmi_ctrl = hdmi_read(hdmi, REG_HDMI_CTRL); - hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl | HDMI_CTRL_ENABLE); - - edid = drm_get_edid(connector, hdmi->i2c); - - hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl); - - hdmi->hdmi_mode = drm_detect_hdmi_monitor(edid); - drm_connector_update_edid_property(connector, edid); - - if (edid) { - ret = drm_add_edid_modes(connector, edid); - kfree(edid); - } - - return ret; -} - -static int msm_hdmi_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; - const struct hdmi_platform_config *config = hdmi->config; - struct msm_drm_private *priv = connector->dev->dev_private; - struct msm_kms *kms = priv->kms; - long actual, requested; - - requested = 1000 * mode->clock; - actual = kms->funcs->round_pixclk(kms, - requested, hdmi_connector->hdmi->encoder); - - /* for mdp5/apq8074, we manage our own pixel clk (as opposed to - * mdp4/dtv stuff where pixel clk is assigned to mdp/encoder - * instead): - */ - if (config->pwr_clk_cnt > 0) - actual = clk_round_rate(hdmi->pwr_clks[0], actual); - - DBG("requested=%ld, actual=%ld", requested, actual); - - if (actual != requested) - return MODE_CLOCK_RANGE; - - return 0; -} - -static const struct drm_connector_funcs hdmi_connector_funcs = { - .detect = hdmi_connector_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = hdmi_connector_destroy, - .reset = drm_atomic_helper_connector_reset, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, -}; - -static const struct drm_connector_helper_funcs msm_hdmi_connector_helper_funcs = { - .get_modes = msm_hdmi_connector_get_modes, - .mode_valid = msm_hdmi_connector_mode_valid, -}; - -/* initialize connector */ -struct drm_connector *msm_hdmi_connector_init(struct hdmi *hdmi) -{ - struct drm_connector *connector = NULL; - struct hdmi_connector *hdmi_connector; - - hdmi_connector = kzalloc(sizeof(*hdmi_connector), GFP_KERNEL); - if (!hdmi_connector) - return ERR_PTR(-ENOMEM); - - hdmi_connector->hdmi = hdmi; - INIT_WORK(&hdmi_connector->hpd_work, msm_hdmi_hotplug_work); - - connector = &hdmi_connector->base; - - drm_connector_init_with_ddc(hdmi->dev, connector, - &hdmi_connector_funcs, - DRM_MODE_CONNECTOR_HDMIA, - hdmi->i2c); - drm_connector_helper_add(connector, &msm_hdmi_connector_helper_funcs); - - connector->polled = DRM_CONNECTOR_POLL_CONNECT | - DRM_CONNECTOR_POLL_DISCONNECT; - - connector->interlace_allowed = 0; - connector->doublescan_allowed = 0; - - drm_connector_attach_encoder(connector, hdmi->encoder); - - return connector; -}