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Tue, 31 Aug 2021 12:06:42 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; linaro.org; dkim=none (message not signed) header.d=none; linaro.org; dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT024.mail.protection.outlook.com (10.13.177.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4457.17 via Frontend Transport; Tue, 31 Aug 2021 12:06:42 +0000 Received: from jatayu.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.12; Tue, 31 Aug 2021 07:06:37 -0500 From: Basavaraj Natikar To: , , CC: Basavaraj Natikar Subject: [PATCH 2/2] pinctrl: amd: Handle wake-up interrupt Date: Tue, 31 Aug 2021 17:36:13 +0530 Message-ID: <20210831120613.1514899-3-Basavaraj.Natikar@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210831120613.1514899-1-Basavaraj.Natikar@amd.com> References: <20210831120613.1514899-1-Basavaraj.Natikar@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2bb600a6-2a13-4900-45e1-08d96c77cbbe X-MS-TrafficTypeDiagnostic: BY5PR12MB3825: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:478; 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PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(376002)(396003)(136003)(39860400002)(346002)(36840700001)(46966006)(7696005)(2616005)(86362001)(70586007)(6636002)(36756003)(36860700001)(5660300002)(4326008)(70206006)(110136005)(26005)(316002)(186003)(16526019)(6666004)(8936002)(336012)(82310400003)(83380400001)(47076005)(8676002)(478600001)(426003)(82740400003)(2906002)(356005)(1076003)(81166007)(36900700001)(2101003); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Aug 2021 12:06:42.4358 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2bb600a6-2a13-4900-45e1-08d96c77cbbe X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT024.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB3825 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org 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 --- drivers/pinctrl/pinctrl-amd.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index 79b8b7f91996..d19974aceb2e 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -445,6 +445,7 @@ static int amd_gpio_irq_set_wake(struct irq_data *d, unsigned int on) 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 irq_data *d, unsigned int on) 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; }