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| author |   H Hartley Sweeten <hsweeten@visionengravers.com> | 2015-01-13 10:16:34 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-17 14:31:30 -0800 |
| commit | 0156b06a6b3ee8c42c7c404a2a8a5921b74c69f5 (patch) | |
| tree | b7b20c075d363ffd84cc7d8f54dd989561169949 /scripts/objdiff | |
| parent | staging: comedi: pcl812: introduce pcl812_isadma_program() (diff) | |
staging: comedi: pcl812: introduce pcl812_isadma_disable()
According to Documentation/DMA-ISA-LPC.txt, the DMA lock needs to be
claimed before using any of the ISA DMA routines. Introduce a helper
function to disable the ISA DMA controller and add the necessary
locking calls.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts/objdiff')
0 files changed, 0 insertions, 0 deletions