powerpc/pci: Move IO workarounds to the common kernel dir
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/platforms/cell/io-workarounds.h b/arch/powerpc/include/asm/io-workarounds.h
similarity index 100%
rename from arch/powerpc/platforms/cell/io-workarounds.h
rename to arch/powerpc/include/asm/io-workarounds.h
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 058bc8b..82e0bed 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -106,6 +106,8 @@
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/platforms/cell/io-workarounds.c b/arch/powerpc/kernel/io-workarounds.c
similarity index 98%
rename from arch/powerpc/platforms/cell/io-workarounds.c
rename to arch/powerpc/kernel/io-workarounds.c
index 5c1118e..7e58457 100644
--- a/arch/powerpc/platforms/cell/io-workarounds.c
+++ b/arch/powerpc/kernel/io-workarounds.c
@@ -17,8 +17,7 @@
#include <asm/machdep.h>
#include <asm/pgtable.h>
#include <asm/ppc-pci.h>
-
-#include "io-workarounds.h"
+#include <asm/io-workarounds.h>
#define IOWA_MAX_BUS 8
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 54db9fb..f2352fc 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -163,6 +163,9 @@
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 @@
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 @@
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/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