CVS commit: src/sys/external/bsd/drm2/include/drm

["Jared D. McNeill" <jmcneill%netbsd.org@localhost>]

Module Name:    src
Committed By:   jmcneill
Date:           Tue Nov  5 23:27:23 UTC 2019

Modified Files:
        src/sys/external/bsd/drm2/include/drm: bus_dma_hacks.h

Log Message:
Arm DMA tags with _nranges=0 require no address translation. Handle this
in PHYS_TO_BUS_MEM and BUS_TO_PHYS_MEM instead of panicing.


To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 \
    src/sys/external/bsd/drm2/include/drm/bus_dma_hacks.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.