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media: v4l2-ctrls.h: better document the arguments for v4l2_ctrl_fill 

The arguments for this function are pointers. Make it clear at
its documentation.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
hifive-unleashed-5.1
Mauro Carvalho Chehab 2017-08-12 05:57:05 -04:00
parent 5422079014
commit 67c672ecd3
1 changed files with 8 additions and 8 deletions
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16
include/media/v4l2-ctrls.h
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@ -340,17 +340,17 @@ struct v4l2_ctrl_config {
* v4l2_ctrl_fill - Fill in the control fields based on the control ID.
*
* @id: ID of the control
* @name: name of the control
* @type: type of the control
* @min: minimum value for the control
* @max: maximum value for the control
* @step: control step
* @def: default value for the control
* @flags: flags to be used on the control
* @name: pointer to be filled with a string with the name of the control
* @type: pointer for storing the type of the control
* @min: pointer for storing the minimum value for the control
* @max: pointer for storing the maximum value for the control
* @step: pointer for storing the control step
* @def: pointer for storing the default value for the control
* @flags: pointer for storing the flags to be used on the control
*
* This works for all standard V4L2 controls.
* For non-standard controls it will only fill in the given arguments
* and @name will be %NULL.
* and @name content will be set to %NULL.
*
* This function will overwrite the contents of @name, @type and @flags.
* The contents of @min, @max, @step and @def may be modified depending on