From 9f9de69d754cc9f8f2d8c21bb92275d95ddb3c77 Mon Sep 17 00:00:00 2001 From: Lukas Wunner Date: Thu, 24 Mar 2016 13:15:20 +0100 Subject: 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 Acked-by: Darren Hart Signed-off-by: Rafael J. Wysocki --- drivers/platform/x86/eeepc-wmi.c | 24 ++---------------------- 1 file changed, 2 insertions(+), 22 deletions(-) (limited to 'drivers/platform') diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c index 14fd2ec..17b365f 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 " -- cgit v1.1 From 8c92a75e5086e85000deeb05f6f852446c8f758a Mon Sep 17 00:00:00 2001 From: Lukas Wunner Date: Thu, 24 Mar 2016 13:15:20 +0100 Subject: acer-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 Reviewed-by: Lee, Chun-Yi Acked-by: Darren Hart Signed-off-by: Rafael J. Wysocki --- drivers/platform/x86/acer-wmi.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) (limited to 'drivers/platform') diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index 1062fa4..79d64ea 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -793,15 +793,6 @@ static acpi_status __init AMW0_find_mailled(void) return AE_OK; } -static int AMW0_set_cap_acpi_check_device_found __initdata; - -static acpi_status __init AMW0_set_cap_acpi_check_device_cb(acpi_handle handle, - u32 level, void *context, void **retval) -{ - AMW0_set_cap_acpi_check_device_found = 1; - return AE_OK; -} - static const struct acpi_device_id norfkill_ids[] __initconst = { { "VPC2004", 0}, { "IBM0068", 0}, @@ -816,9 +807,10 @@ static int __init AMW0_set_cap_acpi_check_device(void) const struct acpi_device_id *id; for (id = norfkill_ids; id->id[0]; id++) - acpi_get_devices(id->id, AMW0_set_cap_acpi_check_device_cb, - NULL, NULL); - return AMW0_set_cap_acpi_check_device_found; + if (acpi_dev_found(id->id)) + return true; + + return false; } static acpi_status __init AMW0_set_capabilities(void) -- cgit v1.1