Use shiny new acpi_dev_present() and remove all the boilerplate
to search for a particular ACPI device. No functional change.
Cf. 2d12b6b381ba ("ACPI / utils: Add acpi_dev_present()").
Cc: Corentin Chary <corentin.chary@xxxxxxxxx>
Signed-off-by: Lukas Wunner <lukas@xxxxxxxxx>
Acked-by: Darren Hart <dvhart@xxxxxxxxxxxxxxx>
---
drivers/platform/x86/eeepc-wmi.c | 24 ++----------------------
1 file changed, 2 insertions(+), 22 deletions(-)
diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c
index 14fd2ec..e1490db 100644
--- a/drivers/platform/x86/eeepc-wmi.c
+++ b/drivers/platform/x86/eeepc-wmi.c
@@ -204,30 +204,10 @@ static void eeepc_wmi_key_filter(struct asus_wmi_driver *asus_wmi, int *code,
}
}
-static acpi_status eeepc_wmi_parse_device(acpi_handle handle, u32 level,
- void *context, void **retval)
-{
- pr_warn("Found legacy ATKD device (%s)\n", EEEPC_ACPI_HID);
- *(bool *)context = true;
- return AE_CTRL_TERMINATE;
-}
-
-static int eeepc_wmi_check_atkd(void)
-{
- acpi_status status;
- bool found = false;
-
- status = acpi_get_devices(EEEPC_ACPI_HID, eeepc_wmi_parse_device,
- &found, NULL);
-
- if (ACPI_FAILURE(status) || !found)
- return 0;
- return -1;
-}
-
static int eeepc_wmi_probe(struct platform_device *pdev)
{
- if (eeepc_wmi_check_atkd()) {
+ if (acpi_dev_present(EEEPC_ACPI_HID)) {
+ pr_warn("Found legacy ATKD device (%s)\n", EEEPC_ACPI_HID);
pr_warn("WMI device present, but legacy ATKD device is also "
"present and enabled\n");
pr_warn("You probably booted with acpi_osi=\"Linux\" or "
--
1.8.5.2 (Apple Git-48)
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