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eeepc-wmi: Use acpi_dev_found()
Use shiny new acpi_dev_found() and remove all the boilerplate to search for a particular ACPI device. No functional change. Signed-off-by: Lukas Wunner <lukas@wunner.de> Acked-by: Darren Hart <dvhart@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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1 changed files with 2 additions and 22 deletions
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@ -204,30 +204,10 @@ static void eeepc_wmi_key_filter(struct asus_wmi_driver *asus_wmi, int *code,
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}
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}
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}
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}
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static acpi_status eeepc_wmi_parse_device(acpi_handle handle, u32 level,
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void *context, void **retval)
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{
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pr_warn("Found legacy ATKD device (%s)\n", EEEPC_ACPI_HID);
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*(bool *)context = true;
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return AE_CTRL_TERMINATE;
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}
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static int eeepc_wmi_check_atkd(void)
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{
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acpi_status status;
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bool found = false;
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status = acpi_get_devices(EEEPC_ACPI_HID, eeepc_wmi_parse_device,
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&found, NULL);
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if (ACPI_FAILURE(status) || !found)
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return 0;
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return -1;
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}
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static int eeepc_wmi_probe(struct platform_device *pdev)
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static int eeepc_wmi_probe(struct platform_device *pdev)
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{
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{
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if (eeepc_wmi_check_atkd()) {
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if (acpi_dev_found(EEEPC_ACPI_HID)) {
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pr_warn("Found legacy ATKD device (%s)\n", EEEPC_ACPI_HID);
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pr_warn("WMI device present, but legacy ATKD device is also "
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pr_warn("WMI device present, but legacy ATKD device is also "
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"present and enabled\n");
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"present and enabled\n");
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pr_warn("You probably booted with acpi_osi=\"Linux\" or "
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pr_warn("You probably booted with acpi_osi=\"Linux\" or "
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