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path: root/drivers/misc/pvpanic/pvpanic-pci.c
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Diffstat (limited to 'drivers/misc/pvpanic/pvpanic-pci.c')
-rw-r--r--drivers/misc/pvpanic/pvpanic-pci.c58
1 files changed, 2 insertions, 56 deletions
diff --git a/drivers/misc/pvpanic/pvpanic-pci.c b/drivers/misc/pvpanic/pvpanic-pci.c
index 07eddb5ea3..689af4c28c 100644
--- a/drivers/misc/pvpanic/pvpanic-pci.c
+++ b/drivers/misc/pvpanic/pvpanic-pci.c
@@ -22,51 +22,8 @@ MODULE_AUTHOR("Mihai Carabas <mihai.carabas@oracle.com>");
MODULE_DESCRIPTION("pvpanic device driver");
MODULE_LICENSE("GPL");
-static ssize_t capability_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct pvpanic_instance *pi = dev_get_drvdata(dev);
-
- return sysfs_emit(buf, "%x\n", pi->capability);
-}
-static DEVICE_ATTR_RO(capability);
-
-static ssize_t events_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct pvpanic_instance *pi = dev_get_drvdata(dev);
-
- return sysfs_emit(buf, "%x\n", pi->events);
-}
-
-static ssize_t events_store(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct pvpanic_instance *pi = dev_get_drvdata(dev);
- unsigned int tmp;
- int err;
-
- err = kstrtouint(buf, 16, &tmp);
- if (err)
- return err;
-
- if ((tmp & pi->capability) != tmp)
- return -EINVAL;
-
- pi->events = tmp;
-
- return count;
-}
-static DEVICE_ATTR_RW(events);
-
-static struct attribute *pvpanic_pci_dev_attrs[] = {
- &dev_attr_capability.attr,
- &dev_attr_events.attr,
- NULL
-};
-ATTRIBUTE_GROUPS(pvpanic_pci_dev);
-
static int pvpanic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
- struct pvpanic_instance *pi;
void __iomem *base;
int ret;
@@ -78,18 +35,7 @@ static int pvpanic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
if (!base)
return -ENOMEM;
- pi = devm_kmalloc(&pdev->dev, sizeof(*pi), GFP_KERNEL);
- if (!pi)
- return -ENOMEM;
-
- pi->base = base;
- pi->capability = PVPANIC_PANICKED | PVPANIC_CRASH_LOADED;
-
- /* initlize capability by RDPT */
- pi->capability &= ioread8(base);
- pi->events = pi->capability;
-
- return devm_pvpanic_probe(&pdev->dev, pi);
+ return devm_pvpanic_probe(&pdev->dev, base);
}
static const struct pci_device_id pvpanic_pci_id_tbl[] = {
@@ -103,7 +49,7 @@ static struct pci_driver pvpanic_pci_driver = {
.id_table = pvpanic_pci_id_tbl,
.probe = pvpanic_pci_probe,
.driver = {
- .dev_groups = pvpanic_pci_dev_groups,
+ .dev_groups = pvpanic_dev_groups,
},
};
module_pci_driver(pvpanic_pci_driver);