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media: v4l2-fwnode.h: better describe bus union at fwnode endpoint struct

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Better document the bus union at struct v4l2_fwnode_endpoint.

Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2017-09-27 09:51:06 -04:00
parent f4ab70e3d2
commit d63a9ef241
1 changed files with 11 additions and 1 deletions
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12
include/media/v4l2-fwnode.h
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@ -81,7 +81,17 @@ struct v4l2_fwnode_bus_mipi_csi1 {
* struct v4l2_fwnode_endpoint - the endpoint data structure
* @base: fwnode endpoint of the v4l2_fwnode
* @bus_type: bus type
* @bus: bus configuration data structure
* @bus: union with bus configuration data structure
* @bus.parallel: embedded &struct v4l2_fwnode_bus_parallel.
* Used if the bus is parallel.
* @bus.mipi_csi1: embedded &struct v4l2_fwnode_bus_mipi_csi1.
* Used if the bus is MIPI Alliance's Camera Serial
* Interface version 1 (MIPI CSI1) or Standard
* Mobile Imaging Architecture's Compact Camera Port 2
* (SMIA CCP2).
* @bus.mipi_csi2: embedded &struct v4l2_fwnode_bus_mipi_csi2.
* Used if the bus is MIPI Alliance's Camera Serial
* Interface version 2 (MIPI CSI2).
* @link_frequencies: array of supported link frequencies
* @nr_of_link_frequencies: number of elements in link_frequenccies array
*/