On Tue, 2011-04-12 at 17:25 +1000, Michael Ellerman wrote:
> Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
> Signed-off-by: Michael Ellerman <mich...@ellerman.id.au>
> ---
This misses a couple of #include "io-workarounds.h" ->
<asm/io-workarounds.h> conversions. I'll fix it up before merging.
Cheers,
Ben.
> arch/powerpc/include/asm/io-workarounds.h | 49 +++++++
> arch/powerpc/kernel/Makefile | 2 +
> arch/powerpc/kernel/io-workarounds.c | 184 +++++++++++++++++++++++++
> arch/powerpc/platforms/Kconfig | 3 +
> arch/powerpc/platforms/cell/Kconfig | 1 +
> arch/powerpc/platforms/cell/Makefile | 8 +-
> arch/powerpc/platforms/cell/celleb_pci.c | 1 -
> arch/powerpc/platforms/cell/celleb_pci.h | 3 +-
> arch/powerpc/platforms/cell/io-workarounds.c | 185
> --------------------------
> arch/powerpc/platforms/cell/io-workarounds.h | 49 -------
> arch/powerpc/platforms/cell/qpace_setup.c | 1 -
> arch/powerpc/platforms/cell/setup.c | 2 +-
> arch/powerpc/platforms/cell/spider-pci.c | 3 +-
> 13 files changed, 247 insertions(+), 244 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/io-workarounds.h
> b/arch/powerpc/include/asm/io-workarounds.h
> new file mode 100644
> index 0000000..6efc778
> --- /dev/null
> +++ b/arch/powerpc/include/asm/io-workarounds.h
> @@ -0,0 +1,49 @@
> +/*
> + * Support PCI IO workaround
> + *
> + * (C) Copyright 2007-2008 TOSHIBA CORPORATION
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License along
> + * with this program; if not, write to the Free Software Foundation, Inc.,
> + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> + */
> +
> +#ifndef _IO_WORKAROUNDS_H
> +#define _IO_WORKAROUNDS_H
> +
> +#include <linux/io.h>
> +#include <asm/pci-bridge.h>
> +
> +/* Bus info */
> +struct iowa_bus {
> + struct pci_controller *phb;
> + struct ppc_pci_io *ops;
> + void *private;
> +};
> +
> +void __devinit io_workaround_init(void);
> +void __devinit iowa_register_bus(struct pci_controller *, struct ppc_pci_io
> *,
> + int (*)(struct iowa_bus *, void *), void *);
> +struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR);
> +struct iowa_bus *iowa_pio_find_bus(unsigned long);
> +
> +extern struct ppc_pci_io spiderpci_ops;
> +extern int spiderpci_iowa_init(struct iowa_bus *, void *);
> +
> +#define SPIDER_PCI_REG_BASE 0xd000
> +#define SPIDER_PCI_REG_SIZE 0x1000
> +#define SPIDER_PCI_VCI_CNTL_STAT 0x0110
> +#define SPIDER_PCI_DUMMY_READ 0x0810
> +#define SPIDER_PCI_DUMMY_READ_BASE 0x0814
> +
> +#endif /* _IO_WORKAROUNDS_H */
> diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
> index 0fd6273..b0ba78f 100644
> --- a/arch/powerpc/kernel/Makefile
> +++ b/arch/powerpc/kernel/Makefile
> @@ -105,6 +105,8 @@ obj-$(CONFIG_KEXEC) += machine_kexec.o
> crash.o \
> obj-$(CONFIG_AUDIT) += audit.o
> obj64-$(CONFIG_AUDIT) += compat_audit.o
>
> +obj-$(CONFIG_PPC_IO_WORKAROUNDS) += io-workarounds.o
> +
> obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o
> obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
> obj-$(CONFIG_PERF_EVENTS) += perf_callchain.o
> diff --git a/arch/powerpc/kernel/io-workarounds.c
> b/arch/powerpc/kernel/io-workarounds.c
> new file mode 100644
> index 0000000..7e58457
> --- /dev/null
> +++ b/arch/powerpc/kernel/io-workarounds.c
> @@ -0,0 +1,184 @@
> +/*
> + * Support PCI IO workaround
> + *
> + * Copyright (C) 2006 Benjamin Herrenschmidt <b...@kernel.crashing.org>
> + * IBM, Corp.
> + * (C) Copyright 2007-2008 TOSHIBA CORPORATION
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +#undef DEBUG
> +
> +#include <linux/kernel.h>
> +
> +#include <asm/io.h>
> +#include <asm/machdep.h>
> +#include <asm/pgtable.h>
> +#include <asm/ppc-pci.h>
> +#include <asm/io-workarounds.h>
> +
> +#define IOWA_MAX_BUS 8
> +
> +static struct iowa_bus iowa_busses[IOWA_MAX_BUS];
> +static unsigned int iowa_bus_count;
> +
> +static struct iowa_bus *iowa_pci_find(unsigned long vaddr, unsigned long
> paddr)
> +{
> + int i, j;
> + struct resource *res;
> + unsigned long vstart, vend;
> +
> + for (i = 0; i < iowa_bus_count; i++) {
> + struct iowa_bus *bus = &iowa_busses[i];
> + struct pci_controller *phb = bus->phb;
> +
> + if (vaddr) {
> + vstart = (unsigned long)phb->io_base_virt;
> + vend = vstart + phb->pci_io_size - 1;
> + if ((vaddr >= vstart) && (vaddr <= vend))
> + return bus;
> + }
> +
> + if (paddr)
> + for (j = 0; j < 3; j++) {
> + res = &phb->mem_resources[j];
> + if (paddr >= res->start && paddr <= res->end)
> + return bus;
> + }
> + }
> +
> + return NULL;
> +}
> +
> +struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR addr)
> +{
> + struct iowa_bus *bus;
> + int token;
> +
> + token = PCI_GET_ADDR_TOKEN(addr);
> +
> + if (token && token <= iowa_bus_count)
> + bus = &iowa_busses[token - 1];
> + else {
> + unsigned long vaddr, paddr;
> + pte_t *ptep;
> +
> + vaddr = (unsigned long)PCI_FIX_ADDR(addr);
> + if (vaddr < PHB_IO_BASE || vaddr >= PHB_IO_END)
> + return NULL;
> +
> + ptep = find_linux_pte(init_mm.pgd, vaddr);
> + if (ptep == NULL)
> + paddr = 0;
> + else
> + paddr = pte_pfn(*ptep) << PAGE_SHIFT;
> + bus = iowa_pci_find(vaddr, paddr);
> +
> + if (bus == NULL)
> + return NULL;
> + }
> +
> + return bus;
> +}
> +
> +struct iowa_bus *iowa_pio_find_bus(unsigned long port)
> +{
> + unsigned long vaddr = (unsigned long)pci_io_base + port;
> + return iowa_pci_find(vaddr, 0);
> +}
> +
> +
> +#define DEF_PCI_AC_RET(name, ret, at, al, space, aa) \
> +static ret iowa_##name at \
> +{ \
> + struct iowa_bus *bus; \
> + bus = iowa_##space##_find_bus(aa); \
> + if (bus && bus->ops && bus->ops->name) \
> + return bus->ops->name al; \
> + return __do_##name al; \
> +}
> +
> +#define DEF_PCI_AC_NORET(name, at, al, space, aa) \
> +static void iowa_##name at \
> +{ \
> + struct iowa_bus *bus; \
> + bus = iowa_##space##_find_bus(aa); \
> + if (bus && bus->ops && bus->ops->name) { \
> + bus->ops->name al; \
> + return; \
> + } \
> + __do_##name al; \
> +}
> +
> +#include <asm/io-defs.h>
> +
> +#undef DEF_PCI_AC_RET
> +#undef DEF_PCI_AC_NORET
> +
> +static const struct ppc_pci_io __devinitconst iowa_pci_io = {
> +
> +#define DEF_PCI_AC_RET(name, ret, at, al, space, aa) .name = iowa_##name,
> +#define DEF_PCI_AC_NORET(name, at, al, space, aa) .name = iowa_##name,
> +
> +#include <asm/io-defs.h>
> +
> +#undef DEF_PCI_AC_RET
> +#undef DEF_PCI_AC_NORET
> +
> +};
> +
> +static void __iomem *iowa_ioremap(phys_addr_t addr, unsigned long size,
> + unsigned long flags, void *caller)
> +{
> + struct iowa_bus *bus;
> + void __iomem *res = __ioremap_caller(addr, size, flags, caller);
> + int busno;
> +
> + bus = iowa_pci_find(0, (unsigned long)addr);
> + if (bus != NULL) {
> + busno = bus - iowa_busses;
> + PCI_SET_ADDR_TOKEN(res, busno + 1);
> + }
> + return res;
> +}
> +
> +/* Regist new bus to support workaround */
> +void __devinit iowa_register_bus(struct pci_controller *phb,
> + struct ppc_pci_io *ops,
> + int (*initfunc)(struct iowa_bus *, void *), void *data)
> +{
> + struct iowa_bus *bus;
> + struct device_node *np = phb->dn;
> +
> + if (iowa_bus_count >= IOWA_MAX_BUS) {
> + pr_err("IOWA:Too many pci bridges, "
> + "workarounds disabled for %s\n", np->full_name);
> + return;
> + }
> +
> + bus = &iowa_busses[iowa_bus_count];
> + bus->phb = phb;
> + bus->ops = ops;
> +
> + if (initfunc)
> + if ((*initfunc)(bus, data))
> + return;
> +
> + iowa_bus_count++;
> +
> + pr_debug("IOWA:[%d]Add bus, %s.\n", iowa_bus_count-1, np->full_name);
> +}
> +
> +/* enable IO workaround */
> +void __devinit io_workaround_init(void)
> +{
> + static int io_workaround_inited;
> +
> + if (io_workaround_inited)
> + return;
> + ppc_pci_io = iowa_pci_io;
> + ppc_md.ioremap = iowa_ioremap;
> + io_workaround_inited = 1;
> +}
> diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
> index 34e34ba..114d748 100644
> --- a/arch/powerpc/platforms/Kconfig
> +++ b/arch/powerpc/platforms/Kconfig
> @@ -163,6 +163,9 @@ config PPC_INDIRECT_MMIO
> bool
> select PPC_INDIRECT_IO
>
> +config PPC_IO_WORKAROUNDS
> + bool
> +
> config GENERIC_IOMAP
> bool
>
> diff --git a/arch/powerpc/platforms/cell/Kconfig
> b/arch/powerpc/platforms/cell/Kconfig
> index 3c7f1de..67d5009 100644
> --- a/arch/powerpc/platforms/cell/Kconfig
> +++ b/arch/powerpc/platforms/cell/Kconfig
> @@ -16,6 +16,7 @@ config PPC_CELL_NATIVE
> bool
> select PPC_CELL_COMMON
> select MPIC
> + select PPC_IO_WORKAROUNDS
> select IBM_NEW_EMAC_EMAC4
> select IBM_NEW_EMAC_RGMII
> select IBM_NEW_EMAC_ZMII #test only
> diff --git a/arch/powerpc/platforms/cell/Makefile
> b/arch/powerpc/platforms/cell/Makefile
> index 83fafe9..8839ef6 100644
> --- a/arch/powerpc/platforms/cell/Makefile
> +++ b/arch/powerpc/platforms/cell/Makefile
> @@ -1,7 +1,7 @@
> obj-$(CONFIG_PPC_CELL_COMMON) += cbe_regs.o interrupt.o
> pervasive.o
>
> obj-$(CONFIG_PPC_CELL_NATIVE) += iommu.o setup.o spider-pic.o
> \
> - pmu.o io-workarounds.o spider-pci.o
> + pmu.o spider-pci.o
> obj-$(CONFIG_CBE_RAS) += ras.o
>
> obj-$(CONFIG_CBE_THERM) += cbe_thermal.o
> @@ -39,9 +39,9 @@ obj-y +=
> celleb_setup.o \
> celleb_pci.o celleb_scc_epci.o \
> celleb_scc_pciex.o \
> celleb_scc_uhc.o \
> - io-workarounds.o spider-pci.o \
> - beat.o beat_htab.o beat_hvCall.o \
> - beat_interrupt.o beat_iommu.o
> + spider-pci.o beat.o beat_htab.o \
> + beat_hvCall.o beat_interrupt.o \
> + beat_iommu.o
>
> obj-$(CONFIG_SMP) += beat_smp.o
> obj-$(CONFIG_PPC_UDBG_BEAT) += beat_udbg.o
> diff --git a/arch/powerpc/platforms/cell/celleb_pci.c
> b/arch/powerpc/platforms/cell/celleb_pci.c
> index 404d1fc..c19b783 100644
> --- a/arch/powerpc/platforms/cell/celleb_pci.c
> +++ b/arch/powerpc/platforms/cell/celleb_pci.c
> @@ -41,7 +41,6 @@
> #include <asm/pci-bridge.h>
> #include <asm/ppc-pci.h>
>
> -#include "io-workarounds.h"
> #include "celleb_pci.h"
>
> #define MAX_PCI_DEVICES 32
> diff --git a/arch/powerpc/platforms/cell/celleb_pci.h
> b/arch/powerpc/platforms/cell/celleb_pci.h
> index 4cba152..a801fcc 100644
> --- a/arch/powerpc/platforms/cell/celleb_pci.h
> +++ b/arch/powerpc/platforms/cell/celleb_pci.h
> @@ -26,8 +26,9 @@
> #include <asm/pci-bridge.h>
> #include <asm/prom.h>
> #include <asm/ppc-pci.h>
> +#include <asm/io-workarounds.h>
>
> -#include "io-workarounds.h"
> +struct iowa_bus;
>
> struct celleb_phb_spec {
> int (*setup)(struct device_node *, struct pci_controller *);
> diff --git a/arch/powerpc/platforms/cell/io-workarounds.c
> b/arch/powerpc/platforms/cell/io-workarounds.c
> deleted file mode 100644
> index 5c1118e..0000000
> --- a/arch/powerpc/platforms/cell/io-workarounds.c
> +++ /dev/null
> @@ -1,185 +0,0 @@
> -/*
> - * Support PCI IO workaround
> - *
> - * Copyright (C) 2006 Benjamin Herrenschmidt <b...@kernel.crashing.org>
> - * IBM, Corp.
> - * (C) Copyright 2007-2008 TOSHIBA CORPORATION
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - */
> -#undef DEBUG
> -
> -#include <linux/kernel.h>
> -
> -#include <asm/io.h>
> -#include <asm/machdep.h>
> -#include <asm/pgtable.h>
> -#include <asm/ppc-pci.h>
> -
> -#include "io-workarounds.h"
> -
> -#define IOWA_MAX_BUS 8
> -
> -static struct iowa_bus iowa_busses[IOWA_MAX_BUS];
> -static unsigned int iowa_bus_count;
> -
> -static struct iowa_bus *iowa_pci_find(unsigned long vaddr, unsigned long
> paddr)
> -{
> - int i, j;
> - struct resource *res;
> - unsigned long vstart, vend;
> -
> - for (i = 0; i < iowa_bus_count; i++) {
> - struct iowa_bus *bus = &iowa_busses[i];
> - struct pci_controller *phb = bus->phb;
> -
> - if (vaddr) {
> - vstart = (unsigned long)phb->io_base_virt;
> - vend = vstart + phb->pci_io_size - 1;
> - if ((vaddr >= vstart) && (vaddr <= vend))
> - return bus;
> - }
> -
> - if (paddr)
> - for (j = 0; j < 3; j++) {
> - res = &phb->mem_resources[j];
> - if (paddr >= res->start && paddr <= res->end)
> - return bus;
> - }
> - }
> -
> - return NULL;
> -}
> -
> -struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR addr)
> -{
> - struct iowa_bus *bus;
> - int token;
> -
> - token = PCI_GET_ADDR_TOKEN(addr);
> -
> - if (token && token <= iowa_bus_count)
> - bus = &iowa_busses[token - 1];
> - else {
> - unsigned long vaddr, paddr;
> - pte_t *ptep;
> -
> - vaddr = (unsigned long)PCI_FIX_ADDR(addr);
> - if (vaddr < PHB_IO_BASE || vaddr >= PHB_IO_END)
> - return NULL;
> -
> - ptep = find_linux_pte(init_mm.pgd, vaddr);
> - if (ptep == NULL)
> - paddr = 0;
> - else
> - paddr = pte_pfn(*ptep) << PAGE_SHIFT;
> - bus = iowa_pci_find(vaddr, paddr);
> -
> - if (bus == NULL)
> - return NULL;
> - }
> -
> - return bus;
> -}
> -
> -struct iowa_bus *iowa_pio_find_bus(unsigned long port)
> -{
> - unsigned long vaddr = (unsigned long)pci_io_base + port;
> - return iowa_pci_find(vaddr, 0);
> -}
> -
> -
> -#define DEF_PCI_AC_RET(name, ret, at, al, space, aa) \
> -static ret iowa_##name at \
> -{ \
> - struct iowa_bus *bus; \
> - bus = iowa_##space##_find_bus(aa); \
> - if (bus && bus->ops && bus->ops->name) \
> - return bus->ops->name al; \
> - return __do_##name al; \
> -}
> -
> -#define DEF_PCI_AC_NORET(name, at, al, space, aa) \
> -static void iowa_##name at \
> -{ \
> - struct iowa_bus *bus; \
> - bus = iowa_##space##_find_bus(aa); \
> - if (bus && bus->ops && bus->ops->name) { \
> - bus->ops->name al; \
> - return; \
> - } \
> - __do_##name al; \
> -}
> -
> -#include <asm/io-defs.h>
> -
> -#undef DEF_PCI_AC_RET
> -#undef DEF_PCI_AC_NORET
> -
> -static const struct ppc_pci_io __devinitconst iowa_pci_io = {
> -
> -#define DEF_PCI_AC_RET(name, ret, at, al, space, aa) .name = iowa_##name,
> -#define DEF_PCI_AC_NORET(name, at, al, space, aa) .name = iowa_##name,
> -
> -#include <asm/io-defs.h>
> -
> -#undef DEF_PCI_AC_RET
> -#undef DEF_PCI_AC_NORET
> -
> -};
> -
> -static void __iomem *iowa_ioremap(phys_addr_t addr, unsigned long size,
> - unsigned long flags, void *caller)
> -{
> - struct iowa_bus *bus;
> - void __iomem *res = __ioremap_caller(addr, size, flags, caller);
> - int busno;
> -
> - bus = iowa_pci_find(0, (unsigned long)addr);
> - if (bus != NULL) {
> - busno = bus - iowa_busses;
> - PCI_SET_ADDR_TOKEN(res, busno + 1);
> - }
> - return res;
> -}
> -
> -/* Regist new bus to support workaround */
> -void __devinit iowa_register_bus(struct pci_controller *phb,
> - struct ppc_pci_io *ops,
> - int (*initfunc)(struct iowa_bus *, void *), void *data)
> -{
> - struct iowa_bus *bus;
> - struct device_node *np = phb->dn;
> -
> - if (iowa_bus_count >= IOWA_MAX_BUS) {
> - pr_err("IOWA:Too many pci bridges, "
> - "workarounds disabled for %s\n", np->full_name);
> - return;
> - }
> -
> - bus = &iowa_busses[iowa_bus_count];
> - bus->phb = phb;
> - bus->ops = ops;
> -
> - if (initfunc)
> - if ((*initfunc)(bus, data))
> - return;
> -
> - iowa_bus_count++;
> -
> - pr_debug("IOWA:[%d]Add bus, %s.\n", iowa_bus_count-1, np->full_name);
> -}
> -
> -/* enable IO workaround */
> -void __devinit io_workaround_init(void)
> -{
> - static int io_workaround_inited;
> -
> - if (io_workaround_inited)
> - return;
> - ppc_pci_io = iowa_pci_io;
> - ppc_md.ioremap = iowa_ioremap;
> - io_workaround_inited = 1;
> -}
> diff --git a/arch/powerpc/platforms/cell/io-workarounds.h
> b/arch/powerpc/platforms/cell/io-workarounds.h
> deleted file mode 100644
> index 6efc778..0000000
> --- a/arch/powerpc/platforms/cell/io-workarounds.h
> +++ /dev/null
> @@ -1,49 +0,0 @@
> -/*
> - * Support PCI IO workaround
> - *
> - * (C) Copyright 2007-2008 TOSHIBA CORPORATION
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation; either version 2 of the License, or
> - * (at your option) any later version.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> - * GNU General Public License for more details.
> - *
> - * You should have received a copy of the GNU General Public License along
> - * with this program; if not, write to the Free Software Foundation, Inc.,
> - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> - */
> -
> -#ifndef _IO_WORKAROUNDS_H
> -#define _IO_WORKAROUNDS_H
> -
> -#include <linux/io.h>
> -#include <asm/pci-bridge.h>
> -
> -/* Bus info */
> -struct iowa_bus {
> - struct pci_controller *phb;
> - struct ppc_pci_io *ops;
> - void *private;
> -};
> -
> -void __devinit io_workaround_init(void);
> -void __devinit iowa_register_bus(struct pci_controller *, struct ppc_pci_io
> *,
> - int (*)(struct iowa_bus *, void *), void *);
> -struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR);
> -struct iowa_bus *iowa_pio_find_bus(unsigned long);
> -
> -extern struct ppc_pci_io spiderpci_ops;
> -extern int spiderpci_iowa_init(struct iowa_bus *, void *);
> -
> -#define SPIDER_PCI_REG_BASE 0xd000
> -#define SPIDER_PCI_REG_SIZE 0x1000
> -#define SPIDER_PCI_VCI_CNTL_STAT 0x0110
> -#define SPIDER_PCI_DUMMY_READ 0x0810
> -#define SPIDER_PCI_DUMMY_READ_BASE 0x0814
> -
> -#endif /* _IO_WORKAROUNDS_H */
> diff --git a/arch/powerpc/platforms/cell/qpace_setup.c
> b/arch/powerpc/platforms/cell/qpace_setup.c
> index d31c594..51e2901 100644
> --- a/arch/powerpc/platforms/cell/qpace_setup.c
> +++ b/arch/powerpc/platforms/cell/qpace_setup.c
> @@ -42,7 +42,6 @@
> #include "interrupt.h"
> #include "pervasive.h"
> #include "ras.h"
> -#include "io-workarounds.h"
>
> static void qpace_show_cpuinfo(struct seq_file *m)
> {
> diff --git a/arch/powerpc/platforms/cell/setup.c
> b/arch/powerpc/platforms/cell/setup.c
> index fd57bfe..af7b13c 100644
> --- a/arch/powerpc/platforms/cell/setup.c
> +++ b/arch/powerpc/platforms/cell/setup.c
> @@ -51,11 +51,11 @@
> #include <asm/udbg.h>
> #include <asm/mpic.h>
> #include <asm/cell-regs.h>
> +#include <asm/io-workarounds.h>
>
> #include "interrupt.h"
> #include "pervasive.h"
> #include "ras.h"
> -#include "io-workarounds.h"
>
> #ifdef DEBUG
> #define DBG(fmt...) udbg_printf(fmt)
> diff --git a/arch/powerpc/platforms/cell/spider-pci.c
> b/arch/powerpc/platforms/cell/spider-pci.c
> index ca7731c..f1f7878 100644
> --- a/arch/powerpc/platforms/cell/spider-pci.c
> +++ b/arch/powerpc/platforms/cell/spider-pci.c
> @@ -27,8 +27,7 @@
>
> #include <asm/ppc-pci.h>
> #include <asm/pci-bridge.h>
> -
> -#include "io-workarounds.h"
> +#include <asm/io-workarounds.h>
>
> #define SPIDER_PCI_DISABLE_PREFETCH
>
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