summaryrefslogtreecommitdiff
path: root/arch/s390/pci/pci_sysfs.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/pci/pci_sysfs.c')
-rw-r--r--arch/s390/pci/pci_sysfs.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/arch/s390/pci/pci_sysfs.c b/arch/s390/pci/pci_sysfs.c
index cae280e5c047..8a7abac51816 100644
--- a/arch/s390/pci/pci_sysfs.c
+++ b/arch/s390/pci/pci_sysfs.c
@@ -56,6 +56,7 @@ static ssize_t recover_store(struct device *dev, struct device_attribute *attr,
struct pci_dev *pdev = to_pci_dev(dev);
struct zpci_dev *zdev = to_zpci(pdev);
int ret = 0;
+ u8 status;
/* Can't use device_remove_self() here as that would lead us to lock
* the pci_rescan_remove_lock while holding the device' kernfs lock.
@@ -82,12 +83,6 @@ static ssize_t recover_store(struct device *dev, struct device_attribute *attr,
pci_lock_rescan_remove();
if (pci_dev_is_added(pdev)) {
pci_stop_and_remove_bus_device(pdev);
- if (zdev->dma_table) {
- ret = zpci_dma_exit_device(zdev);
- if (ret)
- goto out;
- }
-
if (zdev_enabled(zdev)) {
ret = zpci_disable_device(zdev);
/*
@@ -105,14 +100,16 @@ static ssize_t recover_store(struct device *dev, struct device_attribute *attr,
ret = zpci_enable_device(zdev);
if (ret)
goto out;
- ret = zpci_dma_init_device(zdev);
- if (ret) {
- zpci_disable_device(zdev);
- goto out;
+
+ if (zdev->dma_table) {
+ ret = zpci_register_ioat(zdev, 0, zdev->start_dma, zdev->end_dma,
+ virt_to_phys(zdev->dma_table), &status);
+ if (ret)
+ zpci_disable_device(zdev);
}
- pci_rescan_bus(zdev->zbus->bus);
}
out:
+ pci_rescan_bus(zdev->zbus->bus);
pci_unlock_rescan_remove();
if (kn)
sysfs_unbreak_active_protection(kn);