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hwmon: (fam15h_power) Make actual power reporting conditional

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power1_input should only be reported for Fam15h, Models 00h-0fh
So, introduce a is_visible function to take care of this.

As suggested by Guenter here:
http://marc.info/?l=linux-kernel&m=141038145616437&w=2

Suggested-by: Guenter Roeck <linux@roeck-us.net>
Fixes: 22e32f4f57 ('x86,AMD: Power driver support for AMD's family 16h processors')
Signed-off-by: Aravind Gopalakrishnan <Aravind.Gopalakrishnan@amd.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Aravind Gopalakrishnan 2014-09-16 14:58:04 -05:00 committed by Guenter Roeck
parent 9e82bf0141
commit 961a23788c
1 changed files with 17 additions and 1 deletions
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18
drivers/hwmon/fam15h_power.c
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@ -93,13 +93,29 @@ static ssize_t show_power_crit(struct device *dev,
}
static DEVICE_ATTR(power1_crit, S_IRUGO, show_power_crit, NULL);
static umode_t fam15h_power_is_visible(struct kobject *kobj,
struct attribute *attr,
int index)
{
/* power1_input is only reported for Fam15h, Models 00h-0fh */
if (attr == &dev_attr_power1_input.attr &&
(boot_cpu_data.x86 != 0x15 || boot_cpu_data.x86_model > 0xf))
return 0;
return attr->mode;
}
static struct attribute *fam15h_power_attrs[] = {
&dev_attr_power1_input.attr,
&dev_attr_power1_crit.attr,
NULL
};
ATTRIBUTE_GROUPS(fam15h_power);
static const struct attribute_group fam15h_power_group = {
.attrs = fam15h_power_attrs,
.is_visible = fam15h_power_is_visible,
};
__ATTRIBUTE_GROUPS(fam15h_power);
static bool fam15h_power_is_internal_node0(struct pci_dev *f4)
{