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V4L/DVB (13429): cx18: Add Memory Descriptor List (MDL) layer to buffer handling

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Add a Memory Descriptor List (MDL) layer to buffer handling to implement
scatter-gather I/O.  Currently there is still only 1 buffer per MDL.

Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Andy Walls 2009-11-08 23:45:24 -03:00 • committed by Mauro Carvalho Chehab
commit 52fcb3ecc6
12 changed files with 540 additions and 173 deletions
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