From patchwork Tue Jun 21 17:01:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 583926 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 EBA9BC433EF for ; Tue, 21 Jun 2022 17:03:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352821AbiFURDE (ORCPT ); Tue, 21 Jun 2022 13:03:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41494 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352975AbiFURDA (ORCPT ); Tue, 21 Jun 2022 13:03:00 -0400 Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7965A335; Tue, 21 Jun 2022 10:02:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1655830979; x=1687366979; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=nJHBxlki7xBusN9WbMQaZGSGICyDe4cDDnDPCPOE2+Y=; b=VaQoqEdYrFTrNgC+xct33u5EuIDOApSBW3zXGZJHwlW3wX4vjopOKRDt m09M4n87o/FdalybJ+3a5xpw/RPE8sYXCJ/2+BR3ZYP3FQ8kP3SC2jarM ZyO+qICLFZ35IYlbEysiGeGNH7Ppxadv2NhiVvQQKbPdtsPAEFqVhbbu8 Q=; Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 21 Jun 2022 10:02:59 -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; 21 Jun 2022 10:02:32 -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; Tue, 21 Jun 2022 10:01:51 -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; Tue, 21 Jun 2022 10:01:50 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , Subject: [PATCH v15 1/3] phy: qcom-edp: add regulator_set_load to edp phy Date: Tue, 21 Jun 2022 10:01:29 -0700 Message-ID: <1655830891-19025-2-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1655830891-19025-1-git-send-email-quic_khsieh@quicinc.com> References: <1655830891-19025-1-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) Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 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 --- 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 Tue Jun 21 17:01:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 583663 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 54343C43334 for ; Tue, 21 Jun 2022 17:02:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352328AbiFURC1 (ORCPT ); Tue, 21 Jun 2022 13:02:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40910 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352276AbiFURC1 (ORCPT ); Tue, 21 Jun 2022 13:02:27 -0400 Received: from alexa-out-sd-01.qualcomm.com (alexa-out-sd-01.qualcomm.com [199.106.114.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5594A2AE02; Tue, 21 Jun 2022 10:02:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1655830946; x=1687366946; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=+1wdmxZ+czIh/s41wnGZD+aMi6nGp4z2S7OBQn51fVk=; b=eX5GFf9nKfjA/DGEWgrTdfH4UO0d3M04MEZO0sfK/ETcfyuljiff3I/5 2NvDl+S0FqBSFfGwU7CGw+b9+ZOTcd8rhYyJF2XSQzANwsRgTK4vOWVpo cp7HGncT0uAhhaYmPXfBOM4rt3GPf4o+JU2E32fXPviDd/FduazIDtte/ Y=; Received: from unknown (HELO ironmsg01-sd.qualcomm.com) ([10.53.140.141]) by alexa-out-sd-01.qualcomm.com with ESMTP; 21 Jun 2022 10:02:26 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg01-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jun 2022 10:02:25 -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; Tue, 21 Jun 2022 10:01:53 -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; Tue, 21 Jun 2022 10:01:52 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , Subject: [PATCH v15 2/3] phy: qcom-qmp: add regulator_set_load to dp phy Date: Tue, 21 Jun 2022 10:01:30 -0700 Message-ID: <1655830891-19025-3-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1655830891-19025-1-git-send-email-quic_khsieh@quicinc.com> References: <1655830891-19025-1-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) Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 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 Reviewed-by: Dmitry Baryshkov --- drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 43 ++++++++++++++++++++++++------- 1 file changed, 33 insertions(+), 10 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index 893b5a4..df62980 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -604,6 +604,18 @@ static const struct qmp_phy_init_tbl qmp_v4_dp_tx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_EMP_POST1_LVL, 0x20), }; + +/* 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 */ @@ -646,7 +658,7 @@ 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 */ @@ -809,11 +821,6 @@ static const char * const sc7180_usb3phy_reset_l[] = { "phy", }; -/* list of regulators */ -static const char * const qmp_phy_vreg_l[] = { - "vdda-phy", "vdda-pll", -}; - static const struct qmp_phy_cfg sc7180_usb3phy_cfg = { .type = PHY_TYPE_USB3, .nlanes = 1, @@ -1969,16 +1976,32 @@ static int qcom_qmp_phy_combo_vreg_init(struct device *dev, const struct qmp_phy { 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]; - - return devm_regulator_bulk_get(dev, num, qmp->vregs); + qmp->vregs[i].supply = cfg->vreg_list[i].name; + + 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_combo_reset_init(struct device *dev, const struct qmp_phy_cfg *cfg) From patchwork Tue Jun 21 17:01:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 583927 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 E989ACCA482 for ; Tue, 21 Jun 2022 17:02:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352375AbiFURC2 (ORCPT ); Tue, 21 Jun 2022 13:02:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352240AbiFURC1 (ORCPT ); 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Tue, 21 Jun 2022 10:01:54 -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; Tue, 21 Jun 2022 10:01:54 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , Subject: [PATCH v15 3/3] drm/msm/dp: delete vdda regulator related functions from eDP/DP controller Date: Tue, 21 Jun 2022 10:01:31 -0700 Message-ID: <1655830891-19025-4-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1655830891-19025-1-git-send-email-quic_khsieh@quicinc.com> References: <1655830891-19025-1-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) Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 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; }