Bus DMA question
M. Warner Losh
imp at bsdimp.com
Mon Sep 5 19:58:12 PDT 2005
In message: <200509052327.36934.hselasky at c2i.net>
Hans Petter Selasky <hselasky at c2i.net> writes:
: When one creates a DMA tag for a PCI device, using "bus_dma_tag_create()", I
: see that most drivers use "NULL" for the parent field, at some point, but
: shouldn't this field actually point to the DMA tag of the bus where the
: device is physically attached ?
Should be, but isn't yet. We need to add an API to the bus_if.m
file. For now, pass NULL.
Warner
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