From eadb86ab80545d04a0ee576e92ba4447621cdb02 Mon Sep 17 00:00:00 2001 From: Sebastian Ott Date: Tue, 28 Aug 2012 16:48:16 +0200 Subject: s390/cio: add eadm subchannel driver This driver allows usage of EADM subchannels. EADM subchannels act as a communication vehicle for SCM increments. Signed-off-by: Sebastian Ott Signed-off-by: Martin Schwidefsky --- arch/s390/Kconfig | 11 +++++++++++ arch/s390/include/asm/isc.h | 1 + 2 files changed, 12 insertions(+) (limited to 'arch') diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 3781db22f427..3f42161d6bc6 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -440,6 +440,17 @@ config SCM_BUS help Bus driver for Storage Class Memory. +config EADM_SCH + def_tristate m + prompt "Support for EADM subchannels" + depends on SCM_BUS + help + This driver allows usage of EADM subchannels. EADM subchannels act + as a communication vehicle for SCM increments. + + To compile this driver as a module, choose M here: the + module will be called eadm_sch. + endmenu menu "Dump support" diff --git a/arch/s390/include/asm/isc.h b/arch/s390/include/asm/isc.h index 1420a1115948..5ae606456b0a 100644 --- a/arch/s390/include/asm/isc.h +++ b/arch/s390/include/asm/isc.h @@ -14,6 +14,7 @@ /* Regular I/O interrupts. */ #define IO_SCH_ISC 3 /* regular I/O subchannels */ #define CONSOLE_ISC 1 /* console I/O subchannel */ +#define EADM_SCH_ISC 4 /* EADM subchannels */ #define CHSC_SCH_ISC 7 /* CHSC subchannels */ /* Adapter interrupts. */ #define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */ -- cgit v1.2.1