s390/ioinst: fix IO_INT_WORD_ISC macro

The I/O-Interruption Subclass field corresponds to bits 2 to 5 (BE
notation) of the Interruption-Identification Word. The value should
be shift by 27 instead of 24.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Aurelien Jarno 2015-06-15 17:57:00 +02:00 committed by Alexander Graf
parent 8c29f8d6b9
commit ae52e585bf

View File

@ -220,7 +220,7 @@ typedef struct IOIntCode {
#define IOINST_SCHID_SSID(_schid) ((_schid & 0x00060000) >> 17)
#define IOINST_SCHID_NR(_schid) (_schid & 0x0000ffff)
#define IO_INT_WORD_ISC(_int_word) ((_int_word & 0x38000000) >> 24)
#define IO_INT_WORD_ISC(_int_word) ((_int_word & 0x38000000) >> 27)
#define ISC_TO_ISC_BITS(_isc) ((0x80 >> _isc) << 24)
#define IO_INT_WORD_AI 0x80000000