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authorHans Verkuil <hverkuil@xs4all.nl>2007-05-19 14:07:16 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2007-06-08 08:21:13 -0300
commitdc02d50a6d71cba2b2edb78377af5a5965879a49 (patch)
tree199528db7b95dacd395004119614567b57725787 /drivers/media/dvb/ttusb-dec/ttusbdecfe.h
parentffeb9ec72e18e16d0b0835d959cdf01650758638 (diff)
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V4L/DVB (5675): Move big PIO accesses from the interrupt handler to a workhandler
Sliced VBI transfers use PIO instead of DMA. This was done inside the interrupt handler, but since PIO accesses are very slow this meant that a lot of time was spent inside the interrupt handler. All PIO copies are now moved to a workqueue. This should fix various issues with missing time ticks and remote key hits. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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