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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2A98C433FE for ; Tue, 16 Nov 2021 01:07:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8FD2C615E6 for ; Tue, 16 Nov 2021 01:07:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377415AbhKPBKh (ORCPT ); Mon, 15 Nov 2021 20:10:37 -0500 Received: from mail.kernel.org ([198.145.29.99]:44632 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245136AbhKOTTc (ORCPT ); Mon, 15 Nov 2021 14:19:32 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 30CAC61547; Mon, 15 Nov 2021 18:28:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1637000937; bh=lmK6jN2Xbbcmtyel6K/GevwNQIxS//y04To2B659sXU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nvIqv7iRe3ge2Y7vcYB8UUheAbrEYeYPkRKKHKqR6JbWQjfkE8VJ1dT5NaYQXCpvR xMNJfd4YVkfS5bKPLAMo+7z8zhCsFxzfAItxQbipzkqBhGcuADviYLdgvsemmHhzVz nOtU1gV+88KhTSSWahjrCsWsB/fQnQV1A5bH8oNA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Basavaraj Natikar , Mario Limonciello , Shyam Sundar S K , Linus Walleij Subject: [PATCH 5.14 848/849] pinctrl: amd: Handle wake-up interrupt Date: Mon, 15 Nov 2021 18:05:31 +0100 Message-Id: <20211115165448.937606448@linuxfoundation.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211115165419.961798833@linuxfoundation.org> References: <20211115165419.961798833@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Basavaraj Natikar commit acd47b9f28e55b505aedb842131b40904e151d7c upstream. Enable/disable power management wakeup mode, which is disabled by default. enable_irq_wake enables wakes the system from sleep. Hence added enable/disable irq_wake to handle wake-up interrupt. Signed-off-by: Basavaraj Natikar Tested-by: Mario Limonciello Acked-by: Shyam Sundar S K Link: https://lore.kernel.org/r/20210831120613.1514899-3-Basavaraj.Natikar@amd.com Signed-off-by: Linus Walleij Signed-off-by: Greg Kroah-Hartman --- drivers/pinctrl/pinctrl-amd.c | 10 ++++++++++ 1 file changed, 10 insertions(+) --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -445,6 +445,7 @@ static int amd_gpio_irq_set_wake(struct struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct amd_gpio *gpio_dev = gpiochip_get_data(gc); u32 wake_mask = BIT(WAKE_CNTRL_OFF_S0I3) | BIT(WAKE_CNTRL_OFF_S3); + int err; raw_spin_lock_irqsave(&gpio_dev->lock, flags); pin_reg = readl(gpio_dev->base + (d->hwirq)*4); @@ -457,6 +458,15 @@ static int amd_gpio_irq_set_wake(struct writel(pin_reg, gpio_dev->base + (d->hwirq)*4); raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); + if (on) + err = enable_irq_wake(gpio_dev->irq); + else + err = disable_irq_wake(gpio_dev->irq); + + if (err) + dev_err(&gpio_dev->pdev->dev, "failed to %s wake-up interrupt\n", + on ? "enable" : "disable"); + return 0; }