From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E2C91C2D0C9 for ; Thu, 12 Dec 2019 10:26:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BEE91206DA for ; Thu, 12 Dec 2019 10:26:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728521AbfLLK0J (ORCPT ); Thu, 12 Dec 2019 05:26:09 -0500 Received: from mga06.intel.com ([134.134.136.31]:21017 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728410AbfLLK0J (ORCPT ); Thu, 12 Dec 2019 05:26:09 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Dec 2019 02:26:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,305,1571727600"; d="scan'208";a="220663831" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga001.fm.intel.com with ESMTP; 12 Dec 2019 02:26:06 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 5C29223E; Thu, 12 Dec 2019 12:26:05 +0200 (EET) From: Andy Shevchenko To: Linus Walleij , Bartosz Golaszewski , linux-gpio@vger.kernel.org, Mika Westerberg , hdegoede@redhat.com Cc: Andy Shevchenko Subject: [PATCH v1 3/5] pinctrl: baytrail: Keep pointer to struct device instead of its container Date: Thu, 12 Dec 2019 12:25:55 +0200 Message-Id: <20191212102557.87754-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191212102557.87754-1-andriy.shevchenko@linux.intel.com> References: <20191212102557.87754-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org There is no need to keep pointer to struct platform_device, which is container of struct device, because the latter is what have been used everywhere outside of ->probe() path. In any case we may derive pointer to the container when needed. Signed-off-by: Andy Shevchenko --- drivers/pinctrl/intel/pinctrl-baytrail.c | 58 ++++++++++++------------ 1 file changed, 29 insertions(+), 29 deletions(-) diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c index ea61a19857c1..bd33b39082d9 100644 --- a/drivers/pinctrl/intel/pinctrl-baytrail.c +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c @@ -106,9 +106,9 @@ struct byt_gpio_pin_context { } struct byt_gpio { + struct device *dev; struct gpio_chip chip; struct irq_chip irqchip; - struct platform_device *pdev; struct pinctrl_dev *pctl_dev; struct pinctrl_desc pctl_desc; const struct intel_pinctrl_soc_data *soc_data; @@ -668,7 +668,7 @@ static void byt_set_group_simple_mux(struct byt_gpio *vg, padcfg0 = byt_gpio_reg(vg, group.pins[i], BYT_CONF0_REG); if (!padcfg0) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Group %s, pin %i not muxed (no padcfg0)\n", group.name, i); continue; @@ -698,7 +698,7 @@ static void byt_set_group_mixed_mux(struct byt_gpio *vg, padcfg0 = byt_gpio_reg(vg, group.pins[i], BYT_CONF0_REG); if (!padcfg0) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Group %s, pin %i not muxed (no padcfg0)\n", group.name, i); continue; @@ -785,13 +785,12 @@ static int byt_gpio_request_enable(struct pinctrl_dev *pctl_dev, value |= gpio_mux; writel(value, reg); - dev_warn(&vg->pdev->dev, FW_BUG - "pin %u forcibly re-configured as GPIO\n", offset); + dev_warn(vg->dev, FW_BUG "pin %u forcibly re-configured as GPIO\n", offset); } raw_spin_unlock_irqrestore(&byt_lock, flags); - pm_runtime_get(&vg->pdev->dev); + pm_runtime_get(vg->dev); return 0; } @@ -803,7 +802,7 @@ static void byt_gpio_disable_free(struct pinctrl_dev *pctl_dev, struct byt_gpio *vg = pinctrl_dev_get_drvdata(pctl_dev); byt_gpio_clear_triggering(vg, offset); - pm_runtime_put(&vg->pdev->dev); + pm_runtime_put(vg->dev); } static int byt_gpio_set_direction(struct pinctrl_dev *pctl_dev, @@ -1013,7 +1012,7 @@ static int byt_pin_config_set(struct pinctrl_dev *pctl_dev, if (val & BYT_INPUT_EN) { val &= ~BYT_INPUT_EN; writel(val, val_reg); - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "pin %u forcibly set to input mode\n", offset); } @@ -1035,7 +1034,7 @@ static int byt_pin_config_set(struct pinctrl_dev *pctl_dev, if (val & BYT_INPUT_EN) { val &= ~BYT_INPUT_EN; writel(val, val_reg); - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "pin %u forcibly set to input mode\n", offset); } @@ -1412,7 +1411,7 @@ static void byt_gpio_irq_handler(struct irq_desc *desc) reg = byt_gpio_reg(vg, base, BYT_INT_STAT_REG); if (!reg) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Pin %i: could not retrieve interrupt status register\n", base); continue; @@ -1434,7 +1433,6 @@ static void byt_init_irq_valid_mask(struct gpio_chip *chip, unsigned int ngpios) { struct byt_gpio *vg = gpiochip_get_data(chip); - struct device *dev = &vg->pdev->dev; void __iomem *reg; u32 value; int i; @@ -1449,7 +1447,7 @@ static void byt_init_irq_valid_mask(struct gpio_chip *chip, reg = byt_gpio_reg(vg, pin, BYT_CONF0_REG); if (!reg) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Pin %i: could not retrieve conf0 register\n", i); continue; @@ -1458,10 +1456,10 @@ static void byt_init_irq_valid_mask(struct gpio_chip *chip, value = readl(reg); if (value & BYT_DIRECT_IRQ_EN) { clear_bit(i, valid_mask); - dev_dbg(dev, "excluding GPIO %d from IRQ domain\n", i); + dev_dbg(vg->dev, "excluding GPIO %d from IRQ domain\n", i); } else if ((value & BYT_PIN_MUX) == byt_get_gpio_mux(vg, i)) { byt_gpio_clear_triggering(vg, i); - dev_dbg(dev, "disabling GPIO %d\n", i); + dev_dbg(vg->dev, "disabling GPIO %d\n", i); } } } @@ -1477,7 +1475,7 @@ static int byt_gpio_irq_init_hw(struct gpio_chip *chip) reg = byt_gpio_reg(vg, base, BYT_INT_STAT_REG); if (!reg) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Pin %i: could not retrieve irq status reg\n", base); continue; @@ -1488,7 +1486,7 @@ static int byt_gpio_irq_init_hw(struct gpio_chip *chip) might be misconfigured in bios */ value = readl(reg); if (value) - dev_err(&vg->pdev->dev, + dev_err(vg->dev, "GPIO interrupt error, pins misconfigured. INT_STAT%u: 0x%08x\n", base / 32, value); } @@ -1499,7 +1497,7 @@ static int byt_gpio_irq_init_hw(struct gpio_chip *chip) static int byt_gpio_add_pin_ranges(struct gpio_chip *chip) { struct byt_gpio *vg = gpiochip_get_data(chip); - struct device *dev = &vg->pdev->dev; + struct device *dev = vg->dev; int ret; ret = gpiochip_add_pin_range(chip, dev_name(dev), 0, 0, vg->soc_data->npins); @@ -1511,6 +1509,7 @@ static int byt_gpio_add_pin_ranges(struct gpio_chip *chip) static int byt_gpio_probe(struct byt_gpio *vg) { + struct platform_device *pdev = to_platform_device(vg->dev); struct gpio_chip *gc; struct resource *irq_rc; int ret; @@ -1518,22 +1517,22 @@ static int byt_gpio_probe(struct byt_gpio *vg) /* Set up gpio chip */ vg->chip = byt_gpio_chip; gc = &vg->chip; - gc->label = dev_name(&vg->pdev->dev); + gc->label = dev_name(vg->dev); gc->base = -1; gc->can_sleep = false; gc->add_pin_ranges = byt_gpio_add_pin_ranges; - gc->parent = &vg->pdev->dev; + gc->parent = vg->dev; gc->ngpio = vg->soc_data->npins; #ifdef CONFIG_PM_SLEEP - vg->saved_context = devm_kcalloc(&vg->pdev->dev, gc->ngpio, + vg->saved_context = devm_kcalloc(vg->dev, gc->ngpio, sizeof(*vg->saved_context), GFP_KERNEL); if (!vg->saved_context) return -ENOMEM; #endif /* set up interrupts */ - irq_rc = platform_get_resource(vg->pdev, IORESOURCE_IRQ, 0); + irq_rc = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (irq_rc && irq_rc->start) { struct gpio_irq_chip *girq; @@ -1550,7 +1549,7 @@ static int byt_gpio_probe(struct byt_gpio *vg) girq->init_valid_mask = byt_init_irq_valid_mask; girq->parent_handler = byt_gpio_irq_handler; girq->num_parents = 1; - girq->parents = devm_kcalloc(&vg->pdev->dev, girq->num_parents, + girq->parents = devm_kcalloc(vg->dev, girq->num_parents, sizeof(*girq->parents), GFP_KERNEL); if (!girq->parents) return -ENOMEM; @@ -1559,9 +1558,9 @@ static int byt_gpio_probe(struct byt_gpio *vg) girq->handler = handle_bad_irq; } - ret = devm_gpiochip_add_data(&vg->pdev->dev, gc, vg); + ret = devm_gpiochip_add_data(vg->dev, gc, vg); if (ret) { - dev_err(&vg->pdev->dev, "failed adding byt-gpio chip\n"); + dev_err(vg->dev, "failed adding byt-gpio chip\n"); return ret; } @@ -1571,10 +1570,11 @@ static int byt_gpio_probe(struct byt_gpio *vg) static int byt_set_soc_data(struct byt_gpio *vg, const struct intel_pinctrl_soc_data *soc_data) { + struct platform_device *pdev = to_platform_device(vg->dev); int i; vg->soc_data = soc_data; - vg->communities_copy = devm_kcalloc(&vg->pdev->dev, + vg->communities_copy = devm_kcalloc(vg->dev, soc_data->ncommunities, sizeof(*vg->communities_copy), GFP_KERNEL); @@ -1586,7 +1586,7 @@ static int byt_set_soc_data(struct byt_gpio *vg, *comm = vg->soc_data->communities[i]; - comm->pad_regs = devm_platform_ioremap_resource(vg->pdev, 0); + comm->pad_regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(comm->pad_regs)) return PTR_ERR(comm->pad_regs); } @@ -1628,7 +1628,7 @@ static int byt_pinctrl_probe(struct platform_device *pdev) if (!vg) return -ENOMEM; - vg->pdev = pdev; + vg->dev = &pdev->dev; ret = byt_set_soc_data(vg, soc_data); if (ret) { dev_err(&pdev->dev, "failed to set soc data\n"); @@ -1672,7 +1672,7 @@ static int byt_gpio_suspend(struct device *dev) reg = byt_gpio_reg(vg, pin, BYT_CONF0_REG); if (!reg) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Pin %i: could not retrieve conf0 register\n", i); continue; @@ -1704,7 +1704,7 @@ static int byt_gpio_resume(struct device *dev) reg = byt_gpio_reg(vg, pin, BYT_CONF0_REG); if (!reg) { - dev_warn(&vg->pdev->dev, + dev_warn(vg->dev, "Pin %i: could not retrieve conf0 register\n", i); continue; -- 2.24.0