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platform/chrome: chromeos_tbmc: Register ACPI notify handler

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To facilitate subsequent conversion of the driver to a platform one,
make it install an ACPI notify handler directly instead of using
a .notify() callback in struct acpi_driver.

No intentional functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/r/3413961.aeNJFYEL58@rafael.j.wysocki
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
This commit is contained in:
Rafael J. Wysocki
2026-03-05 20:39:05 +01:00
committed by Tzung-Bi Shih
parent 5d441a4bc9
commit de1260139d
1 changed files with 14 additions and 2 deletions
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16
drivers/platform/chrome/chromeos_tbmc.c
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@@ -45,8 +45,10 @@ static __maybe_unused int chromeos_tbmc_resume(struct device *dev)
return chromeos_tbmc_query_switch(adev, adev->driver_data);
}
static void chromeos_tbmc_notify(struct acpi_device *adev, u32 event)
static void chromeos_tbmc_notify(acpi_handle handle, u32 event, void *data)
{
struct acpi_device *adev = data;
acpi_pm_wakeup_event(&adev->dev);
switch (event) {
case 0x80:
@@ -92,11 +94,22 @@ static int chromeos_tbmc_add(struct acpi_device *adev)
return ret;
}
device_init_wakeup(dev, true);
ret = acpi_dev_install_notify_handler(adev, ACPI_DEVICE_NOTIFY,
chromeos_tbmc_notify, adev);
if (ret) {
dev_err(dev, "cannot install ACPI notify handler\n");
device_init_wakeup(dev, false);
return ret;
}
return 0;
}
static void chromeos_tbmc_remove(struct acpi_device *adev)
{
acpi_dev_remove_notify_handler(adev, ACPI_DEVICE_NOTIFY,
chromeos_tbmc_notify);
device_init_wakeup(&adev->dev, false);
}
@@ -116,7 +129,6 @@ static struct acpi_driver chromeos_tbmc_driver = {
.ops = {
.add = chromeos_tbmc_add,
.remove = chromeos_tbmc_remove,
.notify = chromeos_tbmc_notify,
},
.drv.pm = &chromeos_tbmc_pm_ops,
};