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authorJiri Kosina <jkosina@suse.cz>2020-10-15 20:46:23 +0200
committerJiri Kosina <jkosina@suse.cz>2020-10-15 20:46:23 +0200
commit3504e85cd8b1d18005f1867aa2a72bd48bd472fd (patch)
treeb85b487350665e9633872695455738fc41805cea /drivers/hid
parentMerge branch 'for-5.9/upstream-fixes' into for-linus (diff)
parentHID: i2c-hid: Enable wakeup capability from Suspend-to-Idle (diff)
downloadlinux-3504e85cd8b1d18005f1867aa2a72bd48bd472fd.tar.xz
linux-3504e85cd8b1d18005f1867aa2a72bd48bd472fd.zip
Merge branch 'for-5.10/i2c-hid' into for-linus
- i2c-hid support for wakeup from suspend-to-idle
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/i2c-hid/i2c-hid-core.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index ac115cb50b34..786e3e9af1c9 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -935,6 +935,14 @@ static void i2c_hid_acpi_fix_up_power(struct device *dev)
acpi_device_fix_up_power(adev);
}
+static void i2c_hid_acpi_enable_wakeup(struct device *dev)
+{
+ if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) {
+ device_set_wakeup_capable(dev, true);
+ device_set_wakeup_enable(dev, false);
+ }
+}
+
static const struct acpi_device_id i2c_hid_acpi_match[] = {
{"ACPI0C50", 0 },
{"PNP0C50", 0 },
@@ -949,6 +957,8 @@ static inline int i2c_hid_acpi_pdata(struct i2c_client *client,
}
static inline void i2c_hid_acpi_fix_up_power(struct device *dev) {}
+
+static inline void i2c_hid_acpi_enable_wakeup(struct device *dev) {}
#endif
#ifdef CONFIG_OF
@@ -1076,6 +1086,8 @@ static int i2c_hid_probe(struct i2c_client *client,
i2c_hid_acpi_fix_up_power(&client->dev);
+ i2c_hid_acpi_enable_wakeup(&client->dev);
+
device_enable_async_suspend(&client->dev);
/* Make sure there is something at this address */