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authorMark Brown <broonie@kernel.org>2020-12-28 17:20:00 +0300
committerMark Brown <broonie@kernel.org>2020-12-28 17:20:00 +0300
commit2ae6f64ce1ce304b502461fdfe0b96c8171ae2cc (patch)
tree88e987c447daf2c29e2d4c15e58d1029b0cc78c2 /drivers/pci/pci-sysfs.c
parent3b66e4a8e58a85af3212c7117d7a29c9ef6679a2 (diff)
parent5c8fe583cce542aa0b84adc939ce85293de36e5e (diff)
downloadlinux-2ae6f64ce1ce304b502461fdfe0b96c8171ae2cc.tar.xz
Merge tag 'v5.11-rc1' into regulator-5.11
Linux 5.11-rc1
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
-rw-r--r--drivers/pci/pci-sysfs.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index d15c881e2e7e..fb072f4b3176 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -124,6 +124,15 @@ static ssize_t cpulistaffinity_show(struct device *dev,
}
static DEVICE_ATTR_RO(cpulistaffinity);
+static ssize_t power_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+
+ return sprintf(buf, "%s\n", pci_power_name(pdev->current_state));
+}
+static DEVICE_ATTR_RO(power_state);
+
/* show resources */
static ssize_t resource_show(struct device *dev, struct device_attribute *attr,
char *buf)
@@ -581,6 +590,7 @@ static ssize_t driver_override_show(struct device *dev,
static DEVICE_ATTR_RW(driver_override);
static struct attribute *pci_dev_attrs[] = {
+ &dev_attr_power_state.attr,
&dev_attr_resource.attr,
&dev_attr_vendor.attr,
&dev_attr_device.attr,