We shouldn't directly access sysdata to get the pci_controller. Instead
use pci_bus_to_host() for this purpose. In the future we might have
sysdata be a device_node to match ppc64 and unify the code between ppc32
& ppc64.
Signed-off-by: Kumar Gala <ga...@kernel.crashing.org>
---
arch/powerpc/platforms/chrp/pci.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/platforms/chrp/pci.c
b/arch/powerpc/platforms/chrp/pci.c
index f6b0c51..8f67a39 100644
--- a/arch/powerpc/platforms/chrp/pci.c
+++ b/arch/powerpc/platforms/chrp/pci.c
@@ -34,7 +34,7 @@ int gg2_read_config(struct pci_bus *bus, unsigned int devfn,
int off,
int len, u32 *val)
{
volatile void __iomem *cfg_data;
- struct pci_controller *hose = bus->sysdata;
+ struct pci_controller *hose = pci_bus_to_host(bus);
if (bus->number > 7)
return PCIBIOS_DEVICE_NOT_FOUND;
@@ -61,7 +61,7 @@ int gg2_write_config(struct pci_bus *bus, unsigned int devfn,
int off,
int len, u32 val)
{
volatile void __iomem *cfg_data;
- struct pci_controller *hose = bus->sysdata;
+ struct pci_controller *hose = pci_bus_to_host(bus);
if (bus->number > 7)
return PCIBIOS_DEVICE_NOT_FOUND;
@@ -96,7 +96,7 @@ static struct pci_ops gg2_pci_ops =
int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
int len, u32 *val)
{
- struct pci_controller *hose = bus->sysdata;
+ struct pci_controller *hose = pci_bus_to_host(bus);
unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
| (((bus->number - hose->first_busno) & 0xff) << 16)
| (hose->global_number << 24);
@@ -111,7 +111,7 @@ int rtas_read_config(struct pci_bus *bus, unsigned int
devfn, int offset,
int rtas_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
int len, u32 val)
{
- struct pci_controller *hose = bus->sysdata;
+ struct pci_controller *hose = pci_bus_to_host(bus);
unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
| (((bus->number - hose->first_busno) & 0xff) << 16)
| (hose->global_number << 24);
--
1.6.0.6
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@ozlabs.org
https://ozlabs.org/mailman/listinfo/linuxppc-dev
