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| author |   Jan Glauber <jang@linux.vnet.ibm.com> | 2012-11-29 14:38:46 +0100 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2012-11-30 17:47:27 +0100 |
| commit | c8717a3d66ad697158f7a0dd6045fec280c8d723 (patch) | |
| tree | fc4fbd4d584e3c176bf16013ad8d43a3e84a1150 /arch/s390 | |
| parent | s390/pci: s390 specific PCI sysfs attributes (diff) | |
| download | linux-dev-c8717a3d66ad697158f7a0dd6045fec280c8d723.tar.xz linux-dev-c8717a3d66ad697158f7a0dd6045fec280c8d723.zip | |
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/Kconfig | 56 |
1 files changed, 50 insertions, 6 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 1bf4b294c6e9..f39a6f54c353 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" |