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Message-Id: <20170317135754.1684-9-enric.balletbo@collabora.com>
Date: Fri, 17 Mar 2017 14:57:49 +0100
From: Enric Balletbo i Serra <enric.balletbo@...labora.com>
To: Olof Johansson <olof@...om.net>,
Benson Leung <bleung@...omium.org>,
Lee Jones <lee.jones@...aro.org>
Cc: linux-kernel@...r.kernel.org,
Archana Patni <archana.patni@...el.com>,
Thierry Escande <thierry.escande@...labora.com>
Subject: [PATCH 08/13] platform/chrome: cros_ec_lpc: Add power management ops
From: Archana Patni <archana.patni@...el.com>
This patch adds suspend and resume pm ops to the LPC ChromeOS EC driver.
These LPC handlers call the croc_ec generic handlers.
Signed-off-by: Archana Patni <archana.patni@...el.com>
Signed-off-by: Thierry Escande <thierry.escande@...labora.com>
---
drivers/platform/chrome/cros_ec_lpc.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/platform/chrome/cros_ec_lpc.c b/drivers/platform/chrome/cros_ec_lpc.c
index 90703521..89afad7 100644
--- a/drivers/platform/chrome/cros_ec_lpc.c
+++ b/drivers/platform/chrome/cros_ec_lpc.c
@@ -333,10 +333,31 @@ static struct dmi_system_id cros_ec_lpc_dmi_table[] __initdata = {
};
MODULE_DEVICE_TABLE(dmi, cros_ec_lpc_dmi_table);
+#ifdef CONFIG_PM_SLEEP
+static int cros_ec_lpc_suspend(struct device *dev)
+{
+ struct cros_ec_device *ec_dev = dev_get_drvdata(dev);
+
+ return cros_ec_suspend(ec_dev);
+}
+
+static int cros_ec_lpc_resume(struct device *dev)
+{
+ struct cros_ec_device *ec_dev = dev_get_drvdata(dev);
+
+ return cros_ec_resume(ec_dev);
+}
+#endif
+
+const struct dev_pm_ops cros_ec_lpc_pm_ops = {
+ SET_LATE_SYSTEM_SLEEP_PM_OPS(cros_ec_lpc_suspend, cros_ec_lpc_resume)
+};
+
static struct platform_driver cros_ec_lpc_driver = {
.driver = {
.name = DRV_NAME,
.acpi_match_table = cros_ec_lpc_acpi_device_ids,
+ .pm = &cros_ec_lpc_pm_ops,
},
.probe = cros_ec_lpc_probe,
.remove = cros_ec_lpc_remove,
--
2.9.3
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