Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932285Ab3JNPaN (ORCPT ); Mon, 14 Oct 2013 11:30:13 -0400 Received: from ns.mm-sol.com ([212.124.72.66]:49718 "EHLO extserv.mm-sol.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756950Ab3JNP0E (ORCPT ); Mon, 14 Oct 2013 11:26:04 -0400 From: "Ivan T. Ivanov" To: balbi@ti.com Cc: rob.herring@calxeda.com, pawel.moll@arm.com, mark.rutland@arm.com, swarren@wwwdotorg.org, ijc+devicetree@hellion.org.uk, rob@landley.net, davidb@codeaurora.org, dwalker@fifo99.com, bryanh@codeaurora.org, linux@arm.linux.org.uk, gregkh@linuxfoundation.org, grant.likely@linaro.org, jackp@codeaurora.org, mgautam@codeaurora.org, dsegal@codeaurora.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "Ivan T. Ivanov" Subject: [PATCH v3 02/13] usb: phy: msm: Move global regulators variables to driver state Date: Mon, 14 Oct 2013 18:24:29 +0300 Message-Id: <1381764280-28420-3-git-send-email-iivanov@mm-sol.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1381764280-28420-1-git-send-email-iivanov@mm-sol.com> References: <1381764280-28420-1-git-send-email-iivanov@mm-sol.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8015 Lines: 259 From: "Ivan T. Ivanov" Signed-off-by: Ivan T. Ivanov --- drivers/usb/phy/phy-msm-usb.c | 82 ++++++++++++++++++++--------------------- include/linux/usb/msm_hsusb.h | 3 ++ 2 files changed, 42 insertions(+), 43 deletions(-) diff --git a/drivers/usb/phy/phy-msm-usb.c b/drivers/usb/phy/phy-msm-usb.c index 118798d..ab39ecb 100644 --- a/drivers/usb/phy/phy-msm-usb.c +++ b/drivers/usb/phy/phy-msm-usb.c @@ -58,47 +58,43 @@ #define USB_PHY_VDD_DIG_VOL_MIN 1000000 /* uV */ #define USB_PHY_VDD_DIG_VOL_MAX 1320000 /* uV */ -static struct regulator *hsusb_3p3; -static struct regulator *hsusb_1p8; -static struct regulator *hsusb_vddcx; - static int msm_hsusb_init_vddcx(struct msm_otg *motg, int init) { int ret = 0; if (init) { - hsusb_vddcx = regulator_get(motg->phy.dev, "HSUSB_VDDCX"); - if (IS_ERR(hsusb_vddcx)) { + motg->vddcx = regulator_get(motg->phy.dev, "HSUSB_VDDCX"); + if (IS_ERR(motg->vddcx)) { dev_err(motg->phy.dev, "unable to get hsusb vddcx\n"); - return PTR_ERR(hsusb_vddcx); + return PTR_ERR(motg->vddcx); } - ret = regulator_set_voltage(hsusb_vddcx, + ret = regulator_set_voltage(motg->vddcx, USB_PHY_VDD_DIG_VOL_MIN, USB_PHY_VDD_DIG_VOL_MAX); if (ret) { dev_err(motg->phy.dev, "unable to set the voltage " "for hsusb vddcx\n"); - regulator_put(hsusb_vddcx); + regulator_put(motg->vddcx); return ret; } - ret = regulator_enable(hsusb_vddcx); + ret = regulator_enable(motg->vddcx); if (ret) { dev_err(motg->phy.dev, "unable to enable hsusb vddcx\n"); - regulator_put(hsusb_vddcx); + regulator_put(motg->vddcx); } } else { - ret = regulator_set_voltage(hsusb_vddcx, 0, + ret = regulator_set_voltage(motg->vddcx, 0, USB_PHY_VDD_DIG_VOL_MAX); if (ret) dev_err(motg->phy.dev, "unable to set the voltage " "for hsusb vddcx\n"); - ret = regulator_disable(hsusb_vddcx); + ret = regulator_disable(motg->vddcx); if (ret) dev_err(motg->phy.dev, "unable to disable hsusb vddcx\n"); - regulator_put(hsusb_vddcx); + regulator_put(motg->vddcx); } return ret; @@ -109,38 +105,38 @@ static int msm_hsusb_ldo_init(struct msm_otg *motg, int init) int rc = 0; if (init) { - hsusb_3p3 = regulator_get(motg->phy.dev, "HSUSB_3p3"); - if (IS_ERR(hsusb_3p3)) { + motg->v3p3 = regulator_get(motg->phy.dev, "HSUSB_3p3"); + if (IS_ERR(motg->v3p3)) { dev_err(motg->phy.dev, "unable to get hsusb 3p3\n"); - return PTR_ERR(hsusb_3p3); + return PTR_ERR(motg->v3p3); } - rc = regulator_set_voltage(hsusb_3p3, USB_PHY_3P3_VOL_MIN, + rc = regulator_set_voltage(motg->v3p3, USB_PHY_3P3_VOL_MIN, USB_PHY_3P3_VOL_MAX); if (rc) { dev_err(motg->phy.dev, "unable to set voltage level " "for hsusb 3p3\n"); goto put_3p3; } - rc = regulator_enable(hsusb_3p3); + rc = regulator_enable(motg->v3p3); if (rc) { dev_err(motg->phy.dev, "unable to enable the hsusb 3p3\n"); goto put_3p3; } - hsusb_1p8 = regulator_get(motg->phy.dev, "HSUSB_1p8"); - if (IS_ERR(hsusb_1p8)) { + motg->v1p8 = regulator_get(motg->phy.dev, "HSUSB_1p8"); + if (IS_ERR(motg->v1p8)) { dev_err(motg->phy.dev, "unable to get hsusb 1p8\n"); - rc = PTR_ERR(hsusb_1p8); + rc = PTR_ERR(motg->v1p8); goto disable_3p3; } - rc = regulator_set_voltage(hsusb_1p8, USB_PHY_1P8_VOL_MIN, + rc = regulator_set_voltage(motg->v1p8, USB_PHY_1P8_VOL_MIN, USB_PHY_1P8_VOL_MAX); if (rc) { dev_err(motg->phy.dev, "unable to set voltage level " "for hsusb 1p8\n"); goto put_1p8; } - rc = regulator_enable(hsusb_1p8); + rc = regulator_enable(motg->v1p8); if (rc) { dev_err(motg->phy.dev, "unable to enable the hsusb 1p8\n"); goto put_1p8; @@ -149,19 +145,19 @@ static int msm_hsusb_ldo_init(struct msm_otg *motg, int init) return 0; } - regulator_disable(hsusb_1p8); + regulator_disable(motg->v1p8); put_1p8: - regulator_put(hsusb_1p8); + regulator_put(motg->v1p8); disable_3p3: - regulator_disable(hsusb_3p3); + regulator_disable(motg->v3p3); put_3p3: - regulator_put(hsusb_3p3); + regulator_put(motg->v3p3); return rc; } #ifdef CONFIG_PM_SLEEP #define USB_PHY_SUSP_DIG_VOL 500000 -static int msm_hsusb_config_vddcx(int high) +static int msm_hsusb_config_vddcx(struct msm_otg *motg, int high) { int max_vol = USB_PHY_VDD_DIG_VOL_MAX; int min_vol; @@ -172,7 +168,7 @@ static int msm_hsusb_config_vddcx(int high) else min_vol = USB_PHY_SUSP_DIG_VOL; - ret = regulator_set_voltage(hsusb_vddcx, min_vol, max_vol); + ret = regulator_set_voltage(motg->vddcx, min_vol, max_vol); if (ret) { pr_err("%s: unable to set the voltage for regulator " "HSUSB_VDDCX\n", __func__); @@ -185,44 +181,44 @@ static int msm_hsusb_config_vddcx(int high) } #endif -static int msm_hsusb_ldo_set_mode(int on) +static int msm_hsusb_ldo_set_mode(struct msm_otg *motg, int on) { int ret = 0; - if (!hsusb_1p8 || IS_ERR(hsusb_1p8)) { + if (!motg->v1p8 || IS_ERR(motg->v1p8)) { pr_err("%s: HSUSB_1p8 is not initialized\n", __func__); return -ENODEV; } - if (!hsusb_3p3 || IS_ERR(hsusb_3p3)) { + if (!motg->v3p3 || IS_ERR(motg->v3p3)) { pr_err("%s: HSUSB_3p3 is not initialized\n", __func__); return -ENODEV; } if (on) { - ret = regulator_set_optimum_mode(hsusb_1p8, + ret = regulator_set_optimum_mode(motg->v1p8, USB_PHY_1P8_HPM_LOAD); if (ret < 0) { pr_err("%s: Unable to set HPM of the regulator " "HSUSB_1p8\n", __func__); return ret; } - ret = regulator_set_optimum_mode(hsusb_3p3, + ret = regulator_set_optimum_mode(motg->v3p3, USB_PHY_3P3_HPM_LOAD); if (ret < 0) { pr_err("%s: Unable to set HPM of the regulator " "HSUSB_3p3\n", __func__); - regulator_set_optimum_mode(hsusb_1p8, + regulator_set_optimum_mode(motg->v1p8, USB_PHY_1P8_LPM_LOAD); return ret; } } else { - ret = regulator_set_optimum_mode(hsusb_1p8, + ret = regulator_set_optimum_mode(motg->v1p8, USB_PHY_1P8_LPM_LOAD); if (ret < 0) pr_err("%s: Unable to set LPM of the regulator " "HSUSB_1p8\n", __func__); - ret = regulator_set_optimum_mode(hsusb_3p3, + ret = regulator_set_optimum_mode(motg->v3p3, USB_PHY_3P3_LPM_LOAD); if (ret < 0) pr_err("%s: Unable to set LPM of the regulator " @@ -518,8 +514,8 @@ static int msm_otg_suspend(struct msm_otg *motg) if (motg->pdata->phy_type == SNPS_28NM_INTEGRATED_PHY && motg->pdata->otg_control == OTG_PMIC_CONTROL) { - msm_hsusb_ldo_set_mode(0); - msm_hsusb_config_vddcx(0); + msm_hsusb_ldo_set_mode(motg, 0); + msm_hsusb_config_vddcx(motg, 0); } if (device_may_wakeup(phy->dev)) @@ -555,8 +551,8 @@ static int msm_otg_resume(struct msm_otg *motg) if (motg->pdata->phy_type == SNPS_28NM_INTEGRATED_PHY && motg->pdata->otg_control == OTG_PMIC_CONTROL) { - msm_hsusb_ldo_set_mode(1); - msm_hsusb_config_vddcx(1); + msm_hsusb_ldo_set_mode(motg, 1); + msm_hsusb_config_vddcx(motg, 1); writel(readl(USB_PHY_CTRL) & ~PHY_RETEN, USB_PHY_CTRL); } @@ -1519,7 +1515,7 @@ static int __init msm_otg_probe(struct platform_device *pdev) dev_err(&pdev->dev, "hsusb vreg configuration failed\n"); goto vddcx_exit; } - ret = msm_hsusb_ldo_set_mode(1); + ret = msm_hsusb_ldo_set_mode(motg, 1); if (ret) { dev_err(&pdev->dev, "hsusb vreg enable failed\n"); goto ldo_exit; diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h index 3275483..8705b01 100644 --- a/include/linux/usb/msm_hsusb.h +++ b/include/linux/usb/msm_hsusb.h @@ -183,6 +183,9 @@ struct msm_otg { enum usb_chg_state chg_state; enum usb_chg_type chg_type; u8 dcd_retries; + struct regulator *v3p3; + struct regulator *v1p8; + struct regulator *vddcx; }; #endif -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/