From: Kumar Gala Date: Thu, 30 Apr 2009 03:10:09 +0000 (+0000) Subject: powerpc/pci: Clean up direct access to sysdata by 52xx platforms X-Git-Tag: android-x86-2.2~4826^2~119 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=5b21fb8e769d2cd798ba2ffb051cd576390a568f;p=android-x86%2Fkernel.git powerpc/pci: Clean up direct access to sysdata by 52xx platforms 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 Signed-off-by: Benjamin Herrenschmidt --- diff --git a/arch/powerpc/platforms/52xx/efika.c b/arch/powerpc/platforms/52xx/efika.c index a2068faef6ea..bcc69e1f77c1 100644 --- a/arch/powerpc/platforms/52xx/efika.c +++ b/arch/powerpc/platforms/52xx/efika.c @@ -34,7 +34,7 @@ static 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); @@ -49,7 +49,7 @@ static int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset, static 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); diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pci.c b/arch/powerpc/platforms/52xx/mpc52xx_pci.c index 87ff522f28b5..dd43114e9684 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pci.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pci.c @@ -107,7 +107,7 @@ static int mpc52xx_pci_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); u32 value; if (ppc_md.pci_exclude_device) @@ -164,7 +164,7 @@ static int mpc52xx_pci_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); u32 value, mask; if (ppc_md.pci_exclude_device)