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media: doc: media/v4l-drivers/qcom_camss: Add abbreviations explanation 

Add explanations for VFE's PIX and RDI interfaces.

Signed-off-by: Todor Tomov <todor.tomov@linaro.org>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Todor Tomov 2017-08-18 04:16:33 -04:00 committed by Mauro Carvalho Chehab
parent 4dfbd3d90a
commit 55e6efe0d6
1 changed files with 6 additions and 5 deletions
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11
Documentation/media/v4l-drivers/qcom_camss.rst
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@ -34,11 +34,12 @@ driver consists of:
- ISPIF (ISP Interface) module. Handles the routing of the data streams from - ISPIF (ISP Interface) module. Handles the routing of the data streams from
the CSIDs to the inputs of the VFE; the CSIDs to the inputs of the VFE;
- VFE (Video Front End) module. Contains a pipeline of image processing hardware - VFE (Video Front End) module. Contains a pipeline of image processing hardware
blocks. The VFE has different input interfaces. The PIX input interface feeds blocks. The VFE has different input interfaces. The PIX (Pixel) input
the input data to the image processing pipeline. The image processing pipeline interface feeds the input data to the image processing pipeline. The image
contains also a scale and crop module at the end. Three RDI input interfaces processing pipeline contains also a scale and crop module at the end. Three
bypass the image processing pipeline. The VFE also contains the AXI bus RDI (Raw Dump Interface) input interfaces bypass the image processing
interface which writes the output data to memory. pipeline. The VFE also contains the AXI bus interface which writes the output
data to memory.
Supported functionality Supported functionality