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Improve GPU mode change support in kernel module #346

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36 changes: 36 additions & 0 deletions kernel_module/legion-laptop.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4351,6 +4351,39 @@ static ssize_t igpumode_store(struct device *dev, struct device_attribute *attr,

static DEVICE_ATTR_RW(igpumode);

static ssize_t notify_dgpu_store(struct device *dev,
struct device_attribute *attr, const char *buf,
size_t count)
{
return store_simple_wmi_attribute(dev, attr, buf, count,
LEGION_WMI_GAMEZONE_GUID, 0,
WMI_METHOD_ID_NOTIFYDGPUSTATUS, false,
1);
}

static DEVICE_ATTR_WO(notify_dgpu);

static ssize_t issupportigpumode_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return show_simple_wmi_attribute(dev, attr, buf,
LEGION_WMI_GAMEZONE_GUID, 0,
WMI_METHOD_ID_ISSUPPORTIGPUMODE, false,
1);
}

static DEVICE_ATTR_RO(issupportigpumode);

static ssize_t issupportgsync_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return show_simple_wmi_attribute(dev, attr, buf,
LEGION_WMI_GAMEZONE_GUID, 0,
WMI_METHOD_ID_ISSUPPORTGSYNC, false, 1);
}

static DEVICE_ATTR_RO(issupportgsync);

static ssize_t cpu_oc_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
Expand Down Expand Up @@ -4742,6 +4775,9 @@ static struct attribute *legion_sysfs_attributes[] = {
&dev_attr_issupportgpuoc.attr,
&dev_attr_aslcodeversion.attr,
&dev_attr_igpumode.attr,
&dev_attr_notify_dgpu.attr,
&dev_attr_issupportigpumode.attr,
&dev_attr_issupportgsync.attr,
NULL
};

Expand Down