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V4L/DVB (6058): ivtv: add support for highmem udma
authorHans Verkuil <hverkuil@xs4all.nl>
Sun, 19 Aug 2007 15:25:39 +0000 (12:25 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Wed, 10 Oct 2007 01:05:46 +0000 (22:05 -0300)
commit0989fd2c88a11aa5014b2b348ed51872d14d536d
treeb01ba5de69e17fcf408ce597af966e4f0949e7c4tree | snapshot
parent3869c6a088c2eb165abe476c3372c6a3653649b3commit | diff
V4L/DVB (6058): ivtv: add support for highmem udma

When trying to DMA userspace buffers to the cx23415 you need to check
whether the page is in highmem. If this is the case, then bounce buffers
have to be used to allow DMA.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
drivers/media/video/ivtv/ivtv-driver.h diff | blob | history
drivers/media/video/ivtv/ivtv-udma.c diff | blob | history
drivers/media/video/ivtv/ivtv-yuv.c diff | blob | history
Beck SC1x5 Kernel