diff options
| author | Pali Rohár <pali.rohar@gmail.com> | 2017-08-12 09:44:15 +0200 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-08-13 15:55:05 +0300 |
| commit | f85a43b907ec90fb370e7d1061248cf9d25aa2c3 (patch) | |
| tree | db80e17efa134ffabbad2944f93343fda54b062d /drivers/platform | |
| parent | 0fe57261214bcc866ef0233444a395b5fdfb5ac3 (diff) | |
platform/x86: mxm-wmi: Evaluate wmi method with instance number 0x0
According to MXM 2.1 specification, there is the only one instance of the
WMI GUID F6CB5C3C-9CAE-4EBD-B577-931EA32A2CC0 and so it is instance 0x0.
MXM 2.1 specification:
https://lekensteyn.nl/files/docs/mxm-2.1-software-spec.pdf
_WDG dump:
// Methods GUID {F6CB5C3C-9CAE-4EBD-B577-931EA32A2CC0}
0x3C, 0x5C, 0xCB, 0xF6, 0xAE, 0x9C, 0xBD, 0x4E, 0xB5, 0x77, 0x93,
0x1E, 0xA3, 0x2A, 0x2C, 0xC0,
0x4D, 0x58, // Object ID "MX" = method "WMMX"
1, // Instance Count
0x02, // Flags (WMIACPI_REGFLAG_METHOD)
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/mxm-wmi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/platform/x86/mxm-wmi.c b/drivers/platform/x86/mxm-wmi.c index f4bad83053a9..35d8b9a939f9 100644 --- a/drivers/platform/x86/mxm-wmi.c +++ b/drivers/platform/x86/mxm-wmi.c @@ -53,7 +53,7 @@ int mxm_wmi_call_mxds(int adapter) printk("calling mux switch %d\n", adapter); - status = wmi_evaluate_method(MXM_WMMX_GUID, 0x1, adapter, &input, + status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input, &output); if (ACPI_FAILURE(status)) @@ -78,7 +78,7 @@ int mxm_wmi_call_mxmx(int adapter) printk("calling mux switch %d\n", adapter); - status = wmi_evaluate_method(MXM_WMMX_GUID, 0x1, adapter, &input, + status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input, &output); if (ACPI_FAILURE(status)) |