lkml.org 
[lkml]   [2017]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/4] platform/x86: mxm-wmi: Evaluate wmi method with instance number 0x0
Date
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>
---
drivers/platform/x86/mxm-wmi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/mxm-wmi.c b/drivers/platform/x86/mxm-wmi.c
index f4bad83..35d8b9a 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))
--
1.7.9.5
\
 
 \ /
  Last update: 2017-08-12 09:47    [W:0.090 / U:0.272 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site