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path: root/drivers/hwmon/fam15h_power.c
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Diffstat (limited to 'drivers/hwmon/fam15h_power.c')
-rw-r--r--drivers/hwmon/fam15h_power.c40
1 files changed, 21 insertions, 19 deletions
diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index 2764b78a784b..68ad7d255512 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -129,12 +129,12 @@ static bool __devinit fam15h_power_is_internal_node0(struct pci_dev *f4)
* counter saturations resulting in bogus power readings.
* We correct this value ourselves to cope with older BIOSes.
*/
-static DEFINE_PCI_DEVICE_TABLE(affected_device) = {
+static const struct pci_device_id affected_device[] = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_NB_F4) },
{ 0 }
};
-static void __devinit tweak_runavg_range(struct pci_dev *pdev)
+static void tweak_runavg_range(struct pci_dev *pdev)
{
u32 val;
@@ -158,6 +158,16 @@ static void __devinit tweak_runavg_range(struct pci_dev *pdev)
REG_TDP_RUNNING_AVERAGE, val);
}
+#ifdef CONFIG_PM
+static int fam15h_power_resume(struct pci_dev *pdev)
+{
+ tweak_runavg_range(pdev);
+ return 0;
+}
+#else
+#define fam15h_power_resume NULL
+#endif
+
static void __devinit fam15h_power_init_data(struct pci_dev *f4,
struct fam15h_power_data *data)
{
@@ -188,7 +198,7 @@ static int __devinit fam15h_power_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct fam15h_power_data *data;
- struct device *dev;
+ struct device *dev = &pdev->dev;
int err;
/*
@@ -198,23 +208,19 @@ static int __devinit fam15h_power_probe(struct pci_dev *pdev,
*/
tweak_runavg_range(pdev);
- if (!fam15h_power_is_internal_node0(pdev)) {
- err = -ENODEV;
- goto exit;
- }
+ if (!fam15h_power_is_internal_node0(pdev))
+ return -ENODEV;
+
+ data = devm_kzalloc(dev, sizeof(struct fam15h_power_data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
- data = kzalloc(sizeof(struct fam15h_power_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit;
- }
fam15h_power_init_data(pdev, data);
- dev = &pdev->dev;
dev_set_drvdata(dev, data);
err = sysfs_create_group(&dev->kobj, &fam15h_power_attr_group);
if (err)
- goto exit_free_data;
+ return err;
data->hwmon_dev = hwmon_device_register(dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -226,9 +232,6 @@ static int __devinit fam15h_power_probe(struct pci_dev *pdev,
exit_remove_group:
sysfs_remove_group(&dev->kobj, &fam15h_power_attr_group);
-exit_free_data:
- kfree(data);
-exit:
return err;
}
@@ -241,8 +244,6 @@ static void __devexit fam15h_power_remove(struct pci_dev *pdev)
data = dev_get_drvdata(dev);
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&dev->kobj, &fam15h_power_attr_group);
- dev_set_drvdata(dev, NULL);
- kfree(data);
}
static DEFINE_PCI_DEVICE_TABLE(fam15h_power_id_table) = {
@@ -256,6 +257,7 @@ static struct pci_driver fam15h_power_driver = {
.id_table = fam15h_power_id_table,
.probe = fam15h_power_probe,
.remove = __devexit_p(fam15h_power_remove),
+ .resume = fam15h_power_resume,
};
module_pci_driver(fam15h_power_driver);