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Diffstat (limited to 'arch/powerpc/kernel/pci_dn.c')
-rw-r--r--arch/powerpc/kernel/pci_dn.c34
1 files changed, 28 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c
index ecdccce78..592693437 100644
--- a/arch/powerpc/kernel/pci_dn.c
+++ b/arch/powerpc/kernel/pci_dn.c
@@ -31,6 +31,7 @@
#include <asm/pci-bridge.h>
#include <asm/ppc-pci.h>
#include <asm/firmware.h>
+#include <asm/eeh.h>
/*
* The function is used to find the firmware data of one
@@ -181,7 +182,6 @@ struct pci_dn *add_dev_pci_data(struct pci_dev *pdev)
{
#ifdef CONFIG_PCI_IOV
struct pci_dn *parent, *pdn;
- struct eeh_dev *edev;
int i;
/* Only support IOV for now */
@@ -199,6 +199,8 @@ struct pci_dn *add_dev_pci_data(struct pci_dev *pdev)
return NULL;
for (i = 0; i < pci_sriov_get_totalvfs(pdev); i++) {
+ struct eeh_dev *edev __maybe_unused;
+
pdn = add_one_dev_pci_data(parent, NULL, i,
pci_iov_virtfn_bus(pdev, i),
pci_iov_virtfn_devfn(pdev, i));
@@ -208,11 +210,12 @@ struct pci_dn *add_dev_pci_data(struct pci_dev *pdev)
return NULL;
}
+#ifdef CONFIG_EEH
/* Create the EEH device for the VF */
- eeh_dev_init(pdn, pci_bus_to_host(pdev->bus));
- edev = pdn_to_eeh_dev(pdn);
+ edev = eeh_dev_init(pdn);
BUG_ON(!edev);
edev->physfn = pdev;
+#endif /* CONFIG_EEH */
}
#endif /* CONFIG_PCI_IOV */
@@ -224,7 +227,6 @@ void remove_dev_pci_data(struct pci_dev *pdev)
#ifdef CONFIG_PCI_IOV
struct pci_dn *parent;
struct pci_dn *pdn, *tmp;
- struct eeh_dev *edev;
int i;
/*
@@ -260,18 +262,22 @@ void remove_dev_pci_data(struct pci_dev *pdev)
* a batch mode.
*/
for (i = 0; i < pci_sriov_get_totalvfs(pdev); i++) {
+ struct eeh_dev *edev __maybe_unused;
+
list_for_each_entry_safe(pdn, tmp,
&parent->child_list, list) {
if (pdn->busno != pci_iov_virtfn_bus(pdev, i) ||
pdn->devfn != pci_iov_virtfn_devfn(pdev, i))
continue;
+#ifdef CONFIG_EEH
/* Release EEH device for the VF */
edev = pdn_to_eeh_dev(pdn);
if (edev) {
pdn->edev = NULL;
kfree(edev);
}
+#endif /* CONFIG_EEH */
if (!list_empty(&pdn->list))
list_del(&pdn->list);
@@ -289,8 +295,11 @@ struct pci_dn *pci_add_device_node_info(struct pci_controller *hose,
const __be32 *regs;
struct device_node *parent;
struct pci_dn *pdn;
+#ifdef CONFIG_EEH
+ struct eeh_dev *edev;
+#endif
- pdn = zalloc_maybe_bootmem(sizeof(*pdn), GFP_KERNEL);
+ pdn = kzalloc(sizeof(*pdn), GFP_KERNEL);
if (pdn == NULL)
return NULL;
dn->data = pdn;
@@ -319,6 +328,15 @@ struct pci_dn *pci_add_device_node_info(struct pci_controller *hose,
/* Extended config space */
pdn->pci_ext_config_space = (type && of_read_number(type, 1) == 1);
+ /* Create EEH device */
+#ifdef CONFIG_EEH
+ edev = eeh_dev_init(pdn);
+ if (!edev) {
+ kfree(pdn);
+ return NULL;
+ }
+#endif
+
/* Attach to parent node */
INIT_LIST_HEAD(&pdn->child_list);
INIT_LIST_HEAD(&pdn->list);
@@ -504,15 +522,19 @@ void pci_devs_phb_init_dynamic(struct pci_controller *phb)
* pci device found underneath. This routine runs once,
* early in the boot sequence.
*/
-void __init pci_devs_phb_init(void)
+static int __init pci_devs_phb_init(void)
{
struct pci_controller *phb, *tmp;
/* This must be done first so the device nodes have valid pci info! */
list_for_each_entry_safe(phb, tmp, &hose_list, list_node)
pci_devs_phb_init_dynamic(phb);
+
+ return 0;
}
+core_initcall(pci_devs_phb_init);
+
static void pci_dev_pdn_setup(struct pci_dev *pdev)
{
struct pci_dn *pdn;