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Update the rest of the busdma man page for the change in bus_dma_tag_create()

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This commit is contained in:
scottl 2003-07-03 09:07:03 +00:00
parent 84d8d312b8
commit e4b16fa239
1 changed files with 9 additions and 1 deletions
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10
share/man/man9/bus_dma.9
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@ -299,7 +299,7 @@ Releases and/or unlocks the client locking primitive.
.Bl -tag -width compact
.It Fn bus_dma_tag_create "parent" "alignment" "boundary" "lowaddr" \
"highaddr" "*filtfunc" "*filtfuncarg" "maxsize" "nsegments" "maxsegsz" \
"flags" "*dmat"
"flags" "lockfunc" "lockfuncarg" "*dmat"
Allocates a device specific DMA tag, and initializes it according to
the arguments provided:
.Bl -tag -width *filtfuncarg -compact
@ -388,6 +388,14 @@ If sufficient resources are not available,
.Er ENOMEM
is returned.
.El
.It Fa lockfunc
Optional lock manipulation function (may be NULL) to be called when busdma
needs to manipulate a lock on behalf of the client. If NULL is specified,
.Fn dflt_lock
is used.
.It Fa lockfuncarg
Optional argument to be passed to the function specified by
.Fa lockfunc .
.It Fa dmat
Pointer to a bus_dma_tag_t where the resulting DMA tag will
be stored.