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author | netchild <netchild@FreeBSD.org> | 2007-02-23 13:47:34 +0000 |
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committer | netchild <netchild@FreeBSD.org> | 2007-02-23 13:47:34 +0000 |
commit | 9ff48da7de1cc980a6dfd473d85d650be9f062ed (patch) | |
tree | 91b4aaae1205fe7533687333d8fb0c6e818d5d53 /sys/dev/sound/pci/via82c686.c | |
parent | 6a2ffa86e5b748ba71e36d37462a936eb9101be7 (diff) | |
download | FreeBSD-src-9ff48da7de1cc980a6dfd473d85d650be9f062ed.zip FreeBSD-src-9ff48da7de1cc980a6dfd473d85d650be9f062ed.tar.gz |
MFp4 (114068):
Use bus_get_dma_tag() to obtain the parent DMA tag to make the drivers
a little bit more non-ia32/amd64 friendly.
There is no man page for bus_get_dma_tag, so this is modelled after
rev. 1.62 of src/sys/dev/sound/pci/es137x.c by marius.
Inspired by: commit by marius
Diffstat (limited to 'sys/dev/sound/pci/via82c686.c')
-rw-r--r-- | sys/dev/sound/pci/via82c686.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/dev/sound/pci/via82c686.c b/sys/dev/sound/pci/via82c686.c index d0a910c..2b73e1f 100644 --- a/sys/dev/sound/pci/via82c686.c +++ b/sys/dev/sound/pci/via82c686.c @@ -555,7 +555,8 @@ via_attach(device_t dev) via->codec_caps & (AC97_EXTCAP_VRA | AC97_EXTCAP_VRM)); /* DMA tag for buffers */ - if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0, + if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2, + /*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, @@ -571,7 +572,8 @@ via_attach(device_t dev) * requires a list in memory of work to do. We need only 16 bytes * for this list, and it is wasteful to allocate 16K. */ - if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0, + if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2, + /*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, |