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Groups > linux.kernel > #1710196
| From | Pali Rohár <pali.rohar@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/4] platform/x86: asus-wmi: Evaluate wmi method with instance number 0x0 |
| Date | 2017-08-12 09:50 +0200 |
| Message-ID | <udzlf-69b-15@gated-at.bofh.it> (permalink) |
| References | <udzlf-69b-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
According to available DSDT dump from Asus machine, there is the only one instance of the WMI GUID 97845ED0-4E6D-11DE-8A39-0800200C9A66 and so it is 0x0. Moreover corresponding method WMBC does not check Arg0 (instance number) at all. DSDT dump is available at: https://lwn.net/Articles/391249/ _WDG dump: 0xD0, 0x5E, 0x84, 0x97, 0x6D, 0x4E, 0xDE, 0x11, 0x8A, 0x39, 0x08, 0x00, 0x20, 0x0C, 0x9A, 0x66, 0x42, 0x43, // Object ID "BC" = method "WMBC" 0x01, // Instance count 0x02, // Flags Signed-off-by: Pali Rohár <pali.rohar@gmail.com> --- drivers/platform/x86/asus-wmi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 709e3a6..48e1541 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -299,7 +299,7 @@ static int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1, union acpi_object *obj; u32 tmp = 0; - status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 1, method_id, + status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 0, method_id, &input, &output); if (ACPI_FAILURE(status)) @@ -1946,7 +1946,7 @@ static int show_call(struct seq_file *m, void *data) acpi_status status; status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, - 1, asus->debug.method_id, + 0, asus->debug.method_id, &input, &output); if (ACPI_FAILURE(status)) -- 1.7.9.5
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[PATCH 0/4] platform/x86: Fix check for method instance number Pali Rohár <pali.rohar@gmail.com> - 2017-08-12 09:50 +0200
[PATCH 3/4] platform/x86: peaq-wmi: Evaluate wmi method with instance number 0x0 Pali Rohár <pali.rohar@gmail.com> - 2017-08-12 09:50 +0200
Re: [PATCH 3/4] platform/x86: peaq-wmi: Evaluate wmi method with instance number 0x0 Hans de Goede <hdegoede@redhat.com> - 2017-08-12 22:20 +0200
[PATCH 2/4] platform/x86: asus-wmi: Evaluate wmi method with instance number 0x0 Pali Rohár <pali.rohar@gmail.com> - 2017-08-12 09:50 +0200
[PATCH 1/4] platform/x86: mxm-wmi: Evaluate wmi method with instance number 0x0 Pali Rohár <pali.rohar@gmail.com> - 2017-08-12 09:50 +0200
Re: [PATCH 0/4] platform/x86: Fix check for method instance number Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-08-13 15:00 +0200
Re: [PATCH 0/4] platform/x86: Fix check for method instance number Darren Hart <dvhart@infradead.org> - 2017-08-17 17:30 +0200
Re: [PATCH 0/4] platform/x86: Fix check for method instance number Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-08-17 19:40 +0200
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