From patchwork Wed Nov 11 22:05:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 1398545 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CWf2R4hXfz9sTK for ; Thu, 12 Nov 2020 09:06:23 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726704AbgKKWGX (ORCPT ); Wed, 11 Nov 2020 17:06:23 -0500 Received: from mga12.intel.com ([192.55.52.136]:8979 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726255AbgKKWGW (ORCPT ); Wed, 11 Nov 2020 17:06:22 -0500 IronPort-SDR: xsHP4hFQKRcnrtGyTo2e2mOFeeWZxxpj9u8IcCL4W8UN7J3qsHKv54iYDFemDohT/WfmFypLFM fZ8GX2bmR5Ng== X-IronPort-AV: E=McAfee;i="6000,8403,9802"; a="149498443" X-IronPort-AV: E=Sophos;i="5.77,470,1596524400"; d="scan'208";a="149498443" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Nov 2020 14:06:22 -0800 IronPort-SDR: Pg+DbF9TLZJu7SvfCAXg70Jp0wmCtVgadwlZmiPozw6lSDT9n/oj67lu+JtlgIDz2wToREfB+i r84K47a2biMQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,470,1596524400"; d="scan'208";a="366390829" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 11 Nov 2020 14:06:20 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 8AAB4497; Thu, 12 Nov 2020 00:06:17 +0200 (EET) From: Andy Shevchenko To: Linus Walleij , Bartosz Golaszewski , linux-gpio@vger.kernel.org Cc: Andy Shevchenko , Jamie McClymont , Hans de Goede , Mika Westerberg Subject: [PATCH v6 06/18] gpiolib: acpi: Respect bias settings for GpioInt() resource Date: Thu, 12 Nov 2020 00:05:47 +0200 Message-Id: <20201111220559.39680-7-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201111220559.39680-1-andriy.shevchenko@linux.intel.com> References: <20201111220559.39680-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org In some cases the GpioInt() resource is coming with bias settings which may affect system functioning. Respect bias settings for GpioInt() resource by calling acpi_gpio_update_gpiod_*flags() API in acpi_dev_gpio_irq_get(). Reported-by: Jamie McClymont Signed-off-by: Andy Shevchenko Reviewed-by: Hans de Goede Acked-by: Linus Walleij Reviewed-by: Mika Westerberg --- drivers/gpio/gpiolib-acpi.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 834a12f3219e..3a39e8a93226 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -942,6 +942,7 @@ int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) if (info.gpioint && idx++ == index) { unsigned long lflags = GPIO_LOOKUP_FLAGS_DEFAULT; + enum gpiod_flags dflags = GPIOD_ASIS; char label[32]; int irq; @@ -952,8 +953,11 @@ int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) if (irq < 0) return irq; + acpi_gpio_update_gpiod_flags(&dflags, &info); + acpi_gpio_update_gpiod_lookup_flags(&lflags, &info); + snprintf(label, sizeof(label), "GpioInt() %d", index); - ret = gpiod_configure_flags(desc, label, lflags, info.flags); + ret = gpiod_configure_flags(desc, label, lflags, dflags); if (ret < 0) return ret;