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34e2acc8df
Now that the driver has the infrastructure to support more DMA modes, let's add the DMA scatter-gather mode. In this mode, the device delivers sequential top-bottom frames. The scatter-gather logic is based on staging's tw686x-kh driver (by Krzysztof Ha?asa). Tested-by: Tim Harvey <tharvey@gateworks.com> Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
21 lines
712 B
Plaintext
21 lines
712 B
Plaintext
config VIDEO_TW686X
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tristate "Intersil/Techwell TW686x video capture cards"
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depends on PCI && VIDEO_DEV && VIDEO_V4L2 && SND
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depends on HAS_DMA
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select VIDEOBUF2_VMALLOC
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select VIDEOBUF2_DMA_CONTIG
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select VIDEOBUF2_DMA_SG
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select SND_PCM
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help
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Support for Intersil/Techwell TW686x-based frame grabber cards.
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Currently supported chips:
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- TW6864 (4 video channels),
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- TW6865 (4 video channels, not tested, second generation chip),
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- TW6868 (8 video channels but only 4 first channels using
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built-in video decoder are supported, not tested),
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- TW6869 (8 video channels, second generation chip).
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To compile this driver as a module, choose M here: the module
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will be named tw686x.
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