[PATCH v4 4/5] ACPI: scan: Use the acpi_match_acpi_device() helper

From: Andy Shevchenko
Date: Mon Jul 03 2023 - 08:14:19 EST


Instead of doing two pass parsing of the table, replace
acpi_match_device_ids() with acpi_match_acpi_device().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/acpi/scan.c | 21 ++++++++++++---------
1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index e75ed9123931..ec1c9bec8bae 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -928,26 +928,29 @@ static int acpi_bus_extract_wakeup_device_power_package(struct acpi_device *dev)
return err;
}

+/* Do not use a button for S5 wakeup */
+#define ACPI_AVOID_WAKE_FROM_S5 BIT(0)
+
static bool acpi_wakeup_gpe_init(struct acpi_device *device)
{
static const struct acpi_device_id button_device_ids[] = {
- {"PNP0C0C", 0}, /* Power button */
- {"PNP0C0D", 0}, /* Lid */
- {"PNP0C0E", 0}, /* Sleep button */
+ {"PNP0C0C", 0}, /* Power button */
+ {"PNP0C0D", ACPI_AVOID_WAKE_FROM_S5}, /* Lid */
+ {"PNP0C0E", ACPI_AVOID_WAKE_FROM_S5}, /* Sleep button */
{"", 0},
};
struct acpi_device_wakeup *wakeup = &device->wakeup;
+ const struct acpi_device_id *match;
acpi_status status;

wakeup->flags.notifier_present = 0;

/* Power button, Lid switch always enable wakeup */
- if (!acpi_match_device_ids(device, button_device_ids)) {
- if (!acpi_match_device_ids(device, &button_device_ids[1])) {
- /* Do not use Lid/sleep button for S5 wakeup */
- if (wakeup->sleep_state == ACPI_STATE_S5)
- wakeup->sleep_state = ACPI_STATE_S4;
- }
+ match = acpi_match_acpi_device(button_device_ids, device);
+ if (match) {
+ if ((match->driver_data & ACPI_AVOID_WAKE_FROM_S5) &&
+ wakeup->sleep_state == ACPI_STATE_S5)
+ wakeup->sleep_state = ACPI_STATE_S4;
acpi_mark_gpe_for_wake(wakeup->gpe_device, wakeup->gpe_number);
device_set_wakeup_capable(&device->dev, true);
return true;
--
2.40.0.1.gaa8946217a0b