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| author |   Lukas Wunner <lukas@wunner.de> | 2016-03-24 13:15:20 +0100 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-04-09 03:12:58 +0200 |
| commit | 9f9de69d754cc9f8f2d8c21bb92275d95ddb3c77 (patch) | |
| tree | b8cb3a20ca99a67406d85e55520c5e528bf0715d /drivers/platform | |
| parent | ACPI / utils: Rename acpi_dev_present() (diff) | |
| download | linux-dev-9f9de69d754cc9f8f2d8c21bb92275d95ddb3c77.tar.xz linux-dev-9f9de69d754cc9f8f2d8c21bb92275d95ddb3c77.zip | |
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>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/eeepc-wmi.c | 24 |
1 files changed, 2 insertions, 22 deletions
diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c index 14fd2ecb06a1..17b365f26f9d 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_found(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 " |