From c8717a3d66ad697158f7a0dd6045fec280c8d723 Mon Sep 17 00:00:00 2001 From: Jan Glauber Date: Thu, 29 Nov 2012 14:38:46 +0100 Subject: s390/pci: add PCI Kconfig options CONFIG_PCI is disabled by default currently. Signed-off-by: Jan Glauber Signed-off-by: Martin Schwidefsky --- arch/s390/Kconfig | 56 +++++++++++++++++++++++++++++++++++++++++++++++++------ 1 file 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" -- cgit v1.2.3-58-ga151