From patchwork Fri Nov 10 13:40:31 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 836746 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yYLmx4mxqz9s4q for ; Sat, 11 Nov 2017 00:42:09 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752923AbdKJNmI (ORCPT ); Fri, 10 Nov 2017 08:42:08 -0500 Received: from mga01.intel.com ([192.55.52.88]:46598 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752710AbdKJNmH (ORCPT ); Fri, 10 Nov 2017 08:42:07 -0500 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Nov 2017 05:42:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,374,1505804400"; d="scan'208";a="6182045" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga002.jf.intel.com with ESMTP; 10 Nov 2017 05:42:05 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 070386AA; Fri, 10 Nov 2017 15:40:33 +0200 (EET) From: Andy Shevchenko To: Linus Walleij , linux-gpio@vger.kernel.org, "Rafael J. Wysocki" , linux-acpi@vger.kernel.org, Mika Westerberg Cc: Andy Shevchenko Subject: [PATCH v1 4/6] gpiolib: acpi: Consolidate debug output in acpi_gpio_update_gpiod_flags() Date: Fri, 10 Nov 2017 15:40:31 +0200 Message-Id: <20171110134033.85461-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20171110134033.85461-1-andriy.shevchenko@linux.intel.com> References: <20171110134033.85461-1-andriy.shevchenko@linux.intel.com> Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org We have the duplicated debug strings printed whenever acpi_gpio_update_gpiod_flags() fails. Instead of doing this by callers, move the debug output inside function. In one case convert almost useless pr_debug() to dev_dbg() where actual consumer of GPIO resource is disclosed. Signed-off-by: Andy Shevchenko Reviewed-by: Mika Westerberg --- drivers/gpio/gpiolib-acpi.c | 23 ++++++++++++++++------- drivers/gpio/gpiolib.c | 4 +--- drivers/gpio/gpiolib.h | 4 ++-- 3 files changed, 19 insertions(+), 12 deletions(-) diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 7d0664a3d1b9..88518afa26bd 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -461,8 +461,8 @@ acpi_gpio_to_gpiod_flags(const struct acpi_resource_gpio *agpio) } } -int -acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, enum gpiod_flags update) +static int +__acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, enum gpiod_flags update) { int ret = 0; @@ -489,6 +489,19 @@ acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, enum gpiod_flags update) return ret; } +int +acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, struct acpi_gpio_info *info) +{ + struct device *dev = &info->adev->dev; + int ret; + + ret = __acpi_gpio_update_gpiod_flags(flags, info->flags); + if (ret) + dev_dbg(dev, "Override GPIO initialization flags\n"); + + return ret; +} + struct acpi_gpio_lookup { struct acpi_gpio_info info; int index; @@ -661,7 +674,6 @@ struct gpio_desc *acpi_find_gpio(struct device *dev, struct acpi_gpio_info info; struct gpio_desc *desc; char propname[32]; - int err; int i; /* Try first from _DSD */ @@ -700,10 +712,7 @@ struct gpio_desc *acpi_find_gpio(struct device *dev, if (info.polarity == GPIO_ACTIVE_LOW) *lookupflags |= GPIO_ACTIVE_LOW; - err = acpi_gpio_update_gpiod_flags(dflags, info.flags); - if (err) - dev_dbg(dev, "Override GPIO initialization flags\n"); - + acpi_gpio_update_gpiod_flags(dflags, &info); return desc; } diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 029ad1a0a0d5..ab464f29d41a 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -3584,9 +3584,7 @@ struct gpio_desc *fwnode_get_named_gpiod(struct fwnode_handle *fwnode, desc = acpi_node_get_gpiod(fwnode, propname, index, &info); if (!IS_ERR(desc)) { active_low = info.polarity == GPIO_ACTIVE_LOW; - ret = acpi_gpio_update_gpiod_flags(&dflags, info.flags); - if (ret) - pr_debug("Override GPIO initialization flags\n"); + acpi_gpio_update_gpiod_flags(&dflags, &info); } } diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h index e8d0bfa57288..b23aeaf5ac9e 100644 --- a/drivers/gpio/gpiolib.h +++ b/drivers/gpio/gpiolib.h @@ -126,7 +126,7 @@ void acpi_gpiochip_request_interrupts(struct gpio_chip *chip); void acpi_gpiochip_free_interrupts(struct gpio_chip *chip); int acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, - enum gpiod_flags update); + struct acpi_gpio_info *info); struct gpio_desc *acpi_find_gpio(struct device *dev, const char *con_id, @@ -151,7 +151,7 @@ static inline void acpi_gpiochip_free_interrupts(struct gpio_chip *chip) { } static inline int -acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, enum gpiod_flags update) +acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, struct acpi_gpio_info *info) { return 0; }