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authorJan Glauber <jang@linux.vnet.ibm.com>2012-11-29 14:38:46 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-11-30 17:47:27 +0100
commitc8717a3d66ad697158f7a0dd6045fec280c8d723 (patch)
treefc4fbd4d584e3c176bf16013ad8d43a3e84a1150 /arch/s390
parent1e8da9566b56e371902381f42e209df79090486e (diff)
downloadvexpress-lsk-c8717a3d66ad697158f7a0dd6045fec280c8d723.tar.gz
s390/pci: add PCI Kconfig options
CONFIG_PCI is disabled by default currently. Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/Kconfig56
1 files changed, 50 insertions, 6 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 1bf4b294c6e..f39a6f54c35 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -34,12 +34,6 @@ config GENERIC_BUG
config GENERIC_BUG_RELATIVE_POINTERS
def_bool y
-config NO_IOMEM
- def_bool y
-
-config NO_DMA
- def_bool y
-
config ARCH_DMA_ADDR_T_64BIT
def_bool 64BIT
@@ -58,6 +52,12 @@ config KEXEC
config AUDIT_ARCH
def_bool y
+config NO_IOPORT
+ def_bool y
+
+config PCI_QUIRKS
+ def_bool n
+
config S390
def_bool y
select USE_GENERIC_SMP_HELPERS if SMP
@@ -435,6 +435,50 @@ config QDIO
If unsure, say Y.
+menuconfig PCI
+ bool "PCI support"
+ default n
+ depends on 64BIT
+ select ARCH_SUPPORTS_MSI
+ select PCI_MSI
+ help
+ Enable PCI support.
+
+if PCI
+
+config PCI_NR_FUNCTIONS
+ int "Maximum number of PCI functions (1-4096)"
+ range 1 4096
+ default "64"
+ help
+ This allows you to specify the maximum number of PCI functions which
+ this kernel will support.
+
+source "drivers/pci/Kconfig"
+source "drivers/pci/pcie/Kconfig"
+source "drivers/pci/hotplug/Kconfig"
+
+endif # PCI
+
+config PCI_DOMAINS
+ def_bool PCI
+
+config HAS_IOMEM
+ def_bool PCI
+
+config IOMMU_HELPER
+ def_bool PCI
+
+config HAS_DMA
+ def_bool PCI
+ select HAVE_DMA_API_DEBUG
+
+config NEED_SG_DMA_LENGTH
+ def_bool PCI
+
+config HAVE_DMA_ATTRS
+ def_bool PCI
+
config CHSC_SCH
def_tristate m
prompt "Support for CHSC subchannels"