Commit 91630032 authored by Jan Glauber's avatar Jan Glauber Committed by Martin Schwidefsky

s390/pci: enable NEED_DMA_MAP_STATE

The DMA API allows to avoid DMA unmaps because they are NOPs on some
plattforms. But not on s390, so force them.
Signed-off-by: default avatarJan Glauber <>
Signed-off-by: default avatarMartin Schwidefsky <>
parent c59b9f92
......@@ -479,6 +479,9 @@ config NEED_SG_DMA_LENGTH
def_bool PCI
def_bool PCI
config CHSC_SCH
def_tristate m
prompt "Support for CHSC subchannels"
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