From patchwork Wed May 25 21:02:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 12861734 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 223F2C433EF for ; Wed, 25 May 2022 21:02:39 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 34F4010EEEA; Wed, 25 May 2022 21:02:37 +0000 (UTC) Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6EAE410EAA9; Wed, 25 May 2022 21:02:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1653512554; x=1685048554; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=8HeN6KRb40WyARPYQFZIyhT+SZNu5PP/+lWy1gK9aPI=; b=O18kXhUssYyKk4/nCYNfddkz6f/Wsk/fNXl8AEBejGNOupPXXt69S+GA FAo3EFrQqGhFFi4Na5Bk0+/rtxRD1Td4cFTqWHmLMReAbz9BAo4ODet6m 6+iNc458/HmBQTUfWnNPOvKk/mC82e92Zq5lvBkAHcD0hlBpNuHT0XT1M E=; Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 25 May 2022 14:02:34 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg09-lv.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 May 2022 14:02:33 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 25 May 2022 14:02:33 -0700 Received: from khsieh-linux1.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 25 May 2022 14:02:32 -0700 From: Kuogee Hsieh To: , , , , , , , , , , Subject: [PATCH v13 1/3] phy: qcom-edp: add regulator_set_load to edp phy Date: Wed, 25 May 2022 14:02:18 -0700 Message-ID: <1653512540-21956-2-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1653512540-21956-1-git-send-email-quic_khsieh@quicinc.com> References: <1653512540-21956-1-git-send-email-quic_khsieh@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) 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: quic_sbillaka@quicinc.com, linux-arm-msm@vger.kernel.org, quic_abhinavk@quicinc.com, Kuogee Hsieh , quic_aravindh@quicinc.com, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This patch add regulator_set_load() before enable regulator at eDP phy driver. Signed-off-by: Kuogee Hsieh Reviewed-by: Douglas Anderson Reviewed-by: Dmitry Baryshkov Reviewed-by: Stephen Boyd Reviewed-by: Bjorn Andersson --- drivers/phy/qualcomm/phy-qcom-edp.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-edp.c b/drivers/phy/qualcomm/phy-qcom-edp.c index cacd32f..7e357078 100644 --- a/drivers/phy/qualcomm/phy-qcom-edp.c +++ b/drivers/phy/qualcomm/phy-qcom-edp.c @@ -639,6 +639,18 @@ static int qcom_edp_phy_probe(struct platform_device *pdev) if (ret) return ret; + ret = regulator_set_load(edp->supplies[0].consumer, 21800); /* 1.2 V vdda-phy */ + if (ret) { + dev_err(dev, "failed to set load at %s\n", edp->supplies[0].supply); + return ret; + } + + ret = regulator_set_load(edp->supplies[1].consumer, 36000); /* 0.9 V vdda-pll */ + if (ret) { + dev_err(dev, "failed to set load at %s\n", edp->supplies[1].supply); + return ret; + } + ret = qcom_edp_clks_register(edp, pdev->dev.of_node); if (ret) return ret; From patchwork Wed May 25 21:02:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 12861735 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 A170FC433F5 for ; Wed, 25 May 2022 21:02:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 84C7310F13A; Wed, 25 May 2022 21:02:40 +0000 (UTC) Received: from alexa-out-sd-02.qualcomm.com (alexa-out-sd-02.qualcomm.com [199.106.114.39]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8379310EAA9; Wed, 25 May 2022 21:02:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1653512555; x=1685048555; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=+k/hqfFc9sQX6DhvkkwHpoIs3mFnvmNe9v0UmitQdak=; b=Q2AYnblULiLwrt1ZJJgA7acf2xEpql/3jxKKBDJHDt+yqXMv0yPobIMo o46UEt+xB8ME14MaqARgDB27yEYWelPX5TNmHFzat2uuL49ghjAs2xLKi 7mptlTfGtYkvkuJ456j4eqrQllEhKbnx+uQJ6l1Z9hUG0Uxvkl7Ro0q8J c=; Received: from unknown (HELO ironmsg03-sd.qualcomm.com) ([10.53.140.143]) by alexa-out-sd-02.qualcomm.com with ESMTP; 25 May 2022 14:02:35 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg03-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 May 2022 14:02:34 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 25 May 2022 14:02:34 -0700 Received: from khsieh-linux1.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 25 May 2022 14:02:33 -0700 From: Kuogee Hsieh To: , , , , , , , , , , Subject: [PATCH v13 2/3] phy: qcom-qmp: add regulator_set_load to dp phy Date: Wed, 25 May 2022 14:02:19 -0700 Message-ID: <1653512540-21956-3-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1653512540-21956-1-git-send-email-quic_khsieh@quicinc.com> References: <1653512540-21956-1-git-send-email-quic_khsieh@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) 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: quic_sbillaka@quicinc.com, linux-arm-msm@vger.kernel.org, quic_abhinavk@quicinc.com, Kuogee Hsieh , quic_aravindh@quicinc.com, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This patch add regulator_set_load() before enable regulator at DP phy driver. Signed-off-by: Kuogee Hsieh Reviewed-by: Stephen Boyd Reviewed-by: Douglas Anderson --- drivers/phy/qualcomm/phy-qcom-qmp.c | 40 ++++++++++++++++++++++++++++--------- 1 file changed, 31 insertions(+), 9 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index b144ae1..26b290c 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -3075,6 +3075,17 @@ static const struct qmp_phy_init_tbl sm8450_qmp_gen4x2_pcie_pcs_misc_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_20_PCS_PCIE_G4_PRE_GAIN, 0x2e), }; +/* list of regulators */ +struct qmp_regulator_data { + const char *name; + unsigned int enable_load; +}; + +struct qmp_regulator_data qmp_phy_vreg_l[] = { + { .name = "vdda-phy", .enable_load = 21800 }, + { .name = "vdda-pll", .enable_load = 36000 }, +}; + struct qmp_phy; /* struct qmp_phy_cfg - per-PHY initialization config */ @@ -3129,7 +3140,7 @@ struct qmp_phy_cfg { const char * const *reset_list; int num_resets; /* regulators to be requested */ - const char * const *vreg_list; + const struct qmp_regulator_data *vreg_list; int num_vregs; /* array of registers with different offsets */ @@ -3341,11 +3352,6 @@ static const char * const sdm845_pciephy_reset_l[] = { "phy", }; -/* list of regulators */ -static const char * const qmp_phy_vreg_l[] = { - "vdda-phy", "vdda-pll", -}; - static const struct qmp_phy_cfg ipq8074_usb3phy_cfg = { .type = PHY_TYPE_USB3, .nlanes = 1, @@ -5488,16 +5494,32 @@ static int qcom_qmp_phy_vreg_init(struct device *dev, const struct qmp_phy_cfg * { struct qcom_qmp *qmp = dev_get_drvdata(dev); int num = cfg->num_vregs; - int i; + int ret, i; qmp->vregs = devm_kcalloc(dev, num, sizeof(*qmp->vregs), GFP_KERNEL); if (!qmp->vregs) return -ENOMEM; for (i = 0; i < num; i++) - qmp->vregs[i].supply = cfg->vreg_list[i]; + qmp->vregs[i].supply = cfg->vreg_list[i].name; - return devm_regulator_bulk_get(dev, num, qmp->vregs); + ret = devm_regulator_bulk_get(dev, num, qmp->vregs); + if (ret) { + dev_err(dev, "failed at devm_regulator_bulk_get\n"); + return ret; + } + + for (i = 0; i < num; i++) { + ret = regulator_set_load(qmp->vregs[i].consumer, + cfg->vreg_list[i].enable_load); + if (ret) { + dev_err(dev, "failed to set load at %s\n", + qmp->vregs[i].supply); + return ret; + } + } + + return 0; } static int qcom_qmp_phy_reset_init(struct device *dev, const struct qmp_phy_cfg *cfg) From patchwork Wed May 25 21:02:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 12861736 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 144EFC433EF for ; Wed, 25 May 2022 21:02:45 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AAD9F10F1BA; 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Wed, 25 May 2022 14:02:35 -0700 Received: from khsieh-linux1.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 25 May 2022 14:02:35 -0700 From: Kuogee Hsieh To: , , , , , , , , , , Subject: [PATCH v13 3/3] drm/msm/dp: delete vdda regulator related functions from eDP/DP controller Date: Wed, 25 May 2022 14:02:20 -0700 Message-ID: <1653512540-21956-4-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1653512540-21956-1-git-send-email-quic_khsieh@quicinc.com> References: <1653512540-21956-1-git-send-email-quic_khsieh@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) 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: quic_sbillaka@quicinc.com, linux-arm-msm@vger.kernel.org, quic_abhinavk@quicinc.com, Kuogee Hsieh , quic_aravindh@quicinc.com, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Vdda regulators are related to both eDP and DP phy so that it should be managed at eDP and DP phy driver instead of controller. This patch removes vdda regulators related functions out of eDP/DP controller. Signed-off-by: Kuogee Hsieh Reviewed-by: Stephen Boyd Reviewed-by: Dmitry Baryshkov Reviewed-by: Douglas Anderson --- drivers/gpu/drm/msm/dp/dp_parser.c | 14 ------ drivers/gpu/drm/msm/dp/dp_parser.h | 8 ---- drivers/gpu/drm/msm/dp/dp_power.c | 95 +------------------------------------- 3 files changed, 2 insertions(+), 115 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_parser.c b/drivers/gpu/drm/msm/dp/dp_parser.c index 8f9fed9..4ef2130 100644 --- a/drivers/gpu/drm/msm/dp/dp_parser.c +++ b/drivers/gpu/drm/msm/dp/dp_parser.c @@ -22,14 +22,6 @@ #define DP_DEFAULT_P0_OFFSET 0x1000 #define DP_DEFAULT_P0_SIZE 0x0400 -static const struct dp_regulator_cfg sdm845_dp_reg_cfg = { - .num = 2, - .regs = { - {"vdda-1p2", 21800, 4 }, /* 1.2 V */ - {"vdda-0p9", 36000, 32 }, /* 0.9 V */ - }, -}; - static void __iomem *dp_ioremap(struct platform_device *pdev, int idx, size_t *len) { struct resource *res; @@ -298,12 +290,6 @@ static int dp_parser_parse(struct dp_parser *parser) if (rc) return rc; - /* Map the corresponding regulator information according to - * version. Currently, since we only have one supported platform, - * mapping the regulator directly. - */ - parser->regulator_cfg = &sdm845_dp_reg_cfg; - return 0; } diff --git a/drivers/gpu/drm/msm/dp/dp_parser.h b/drivers/gpu/drm/msm/dp/dp_parser.h index 3a4d797..47430e3 100644 --- a/drivers/gpu/drm/msm/dp/dp_parser.h +++ b/drivers/gpu/drm/msm/dp/dp_parser.h @@ -92,8 +92,6 @@ struct dp_pinctrl { struct pinctrl_state *state_suspend; }; -#define DP_DEV_REGULATOR_MAX 4 - /* Regulators for DP devices */ struct dp_reg_entry { char name[32]; @@ -101,11 +99,6 @@ struct dp_reg_entry { int disable_load; }; -struct dp_regulator_cfg { - int num; - struct dp_reg_entry regs[DP_DEV_REGULATOR_MAX]; -}; - /** * struct dp_parser - DP parser's data exposed to clients * @@ -121,7 +114,6 @@ struct dp_parser { struct dp_pinctrl pinctrl; struct dp_io io; struct dp_display_data disp_data; - const struct dp_regulator_cfg *regulator_cfg; u32 max_dp_lanes; struct drm_bridge *next_bridge; diff --git a/drivers/gpu/drm/msm/dp/dp_power.c b/drivers/gpu/drm/msm/dp/dp_power.c index d9e0117..b52ac1d 100644 --- a/drivers/gpu/drm/msm/dp/dp_power.c +++ b/drivers/gpu/drm/msm/dp/dp_power.c @@ -20,82 +20,10 @@ struct dp_power_private { struct clk *link_clk_src; struct clk *pixel_provider; struct clk *link_provider; - struct regulator_bulk_data supplies[DP_DEV_REGULATOR_MAX]; struct dp_power dp_power; }; -static void dp_power_regulator_disable(struct dp_power_private *power) -{ - struct regulator_bulk_data *s = power->supplies; - const struct dp_reg_entry *regs = power->parser->regulator_cfg->regs; - int num = power->parser->regulator_cfg->num; - int i; - - DBG(""); - for (i = num - 1; i >= 0; i--) - if (regs[i].disable_load >= 0) - regulator_set_load(s[i].consumer, - regs[i].disable_load); - - regulator_bulk_disable(num, s); -} - -static int dp_power_regulator_enable(struct dp_power_private *power) -{ - struct regulator_bulk_data *s = power->supplies; - const struct dp_reg_entry *regs = power->parser->regulator_cfg->regs; - int num = power->parser->regulator_cfg->num; - int ret, i; - - DBG(""); - for (i = 0; i < num; i++) { - if (regs[i].enable_load >= 0) { - ret = regulator_set_load(s[i].consumer, - regs[i].enable_load); - if (ret < 0) { - pr_err("regulator %d set op mode failed, %d\n", - i, ret); - goto fail; - } - } - } - - ret = regulator_bulk_enable(num, s); - if (ret < 0) { - pr_err("regulator enable failed, %d\n", ret); - goto fail; - } - - return 0; - -fail: - for (i--; i >= 0; i--) - regulator_set_load(s[i].consumer, regs[i].disable_load); - return ret; -} - -static int dp_power_regulator_init(struct dp_power_private *power) -{ - struct regulator_bulk_data *s = power->supplies; - const struct dp_reg_entry *regs = power->parser->regulator_cfg->regs; - struct platform_device *pdev = power->pdev; - int num = power->parser->regulator_cfg->num; - int i, ret; - - for (i = 0; i < num; i++) - s[i].supply = regs[i].name; - - ret = devm_regulator_bulk_get(&pdev->dev, num, s); - if (ret < 0) { - pr_err("%s: failed to init regulator, ret=%d\n", - __func__, ret); - return ret; - } - - return 0; -} - static int dp_power_clk_init(struct dp_power_private *power) { int rc = 0; @@ -318,21 +246,10 @@ int dp_power_client_init(struct dp_power *dp_power) pm_runtime_enable(&power->pdev->dev); - rc = dp_power_regulator_init(power); - if (rc) { - DRM_ERROR("failed to init regulators %d\n", rc); - goto error; - } - rc = dp_power_clk_init(power); - if (rc) { + if (rc) DRM_ERROR("failed to init clocks %d\n", rc); - goto error; - } - return 0; -error: - pm_runtime_disable(&power->pdev->dev); return rc; } @@ -365,22 +282,15 @@ int dp_power_init(struct dp_power *dp_power, bool flip) power = container_of(dp_power, struct dp_power_private, dp_power); pm_runtime_get_sync(&power->pdev->dev); - rc = dp_power_regulator_enable(power); - if (rc) { - DRM_ERROR("failed to enable regulators, %d\n", rc); - goto exit; - } rc = dp_power_clk_enable(dp_power, DP_CORE_PM, true); if (rc) { DRM_ERROR("failed to enable DP core clocks, %d\n", rc); - goto err_clk; + goto exit; } return 0; -err_clk: - dp_power_regulator_disable(power); exit: pm_runtime_put_sync(&power->pdev->dev); return rc; @@ -393,7 +303,6 @@ int dp_power_deinit(struct dp_power *dp_power) power = container_of(dp_power, struct dp_power_private, dp_power); dp_power_clk_enable(dp_power, DP_CORE_PM, false); - dp_power_regulator_disable(power); pm_runtime_put_sync(&power->pdev->dev); return 0; }