linux-kernel - [PATCH v3 3/5] acpi: device_pm: Add new Tiger Lake hardware ID to support ACPI device power management

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Date:   Mon, 16 Dec 2019 10:31:50 -0800
From:   Gayatri Kammela <gayatri.kammela@...el.com>
To:     linux-pm@...r.kernel.org
Cc:     platform-driver-x86@...r.kernel.org, alex.hung@...onical.com,
        linux-acpi@...r.kernel.org, lenb@...nel.org, rjw@...ysocki.net,
        linux-kernel@...r.kernel.org, daniel.lezcano@...aro.org,
        amit.kucheria@...durent.com, charles.d.prestopine@...el.com,
        dvhart@...radead.org, Gayatri Kammela <gayatri.kammela@...el.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Zhang Rui <rui.zhang@...el.com>,
        Srinivas Pandruvada <srinivas.pandruvada@...el.com>
Subject: [PATCH v3 3/5] acpi: device_pm: Add new Tiger Lake hardware ID to support ACPI device power management

Tiger Lake has a new unique hardware ID that supports ACPI device power
management. Hence, add it to the list of special device power management
IDs.

Cc: Rafael J. Wysocki <rafael@...nel.org>
Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Zhang Rui <rui.zhang@...el.com>
Cc: Srinivas Pandruvada <srinivas.pandruvada@...el.com>
Signed-off-by: Gayatri Kammela <gayatri.kammela@...el.com>
---
 drivers/acpi/device_pm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index 5e4a8860a9c0..b64c62bfcea5 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -1321,6 +1321,7 @@ int acpi_dev_pm_attach(struct device *dev, bool power_on)
 	 */
 	static const struct acpi_device_id special_pm_ids[] = {
 		{"PNP0C0B", }, /* Generic ACPI fan */
+		{"INT1044", }, /* Fan for Tiger Lake generation */
 		{"INT3404", }, /* Fan */
 		{}
 	};
-- 
2.17.1