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[media] v4l: Add over-current and indicator flash fault bits

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Flash controllers can report over-current and indicator fault
conditions. Define flash fault control bits for them.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Sakari Ailus <sakari.ailus@maxwell.research.nokia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart 2011-06-10 12:23:30 -03:00 committed by Mauro Carvalho Chehab
parent fa5034c667
commit a597fa78d3
2 changed files with 12 additions and 0 deletions
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10
Documentation/DocBook/media/v4l/controls.xml
View File

@ -3329,6 +3329,16 @@ interface and may change in the future.</para>
<entry>The short circuit protection of the flash
controller has been triggered.</entry>
</row>
<row>
<entry><constant>V4L2_FLASH_FAULT_OVER_CURRENT</constant></entry>
<entry>Current in the LED power supply has exceeded the limit
specific to the flash controller.</entry>
</row>
<row>
<entry><constant>V4L2_FLASH_FAULT_INDICATOR</constant></entry>
<entry>The flash controller has detected a short or open
circuit condition on the indicator LED.</entry>
</row>
</tbody>
</entrytbl>
</row>

2
include/linux/videodev2.h
View File

@ -1682,6 +1682,8 @@ enum v4l2_flash_strobe_source {
#define V4L2_FLASH_FAULT_TIMEOUT (1 << 1)
#define V4L2_FLASH_FAULT_OVER_TEMPERATURE (1 << 2)
#define V4L2_FLASH_FAULT_SHORT_CIRCUIT (1 << 3)
#define V4L2_FLASH_FAULT_OVER_CURRENT (1 << 4)
#define V4L2_FLASH_FAULT_INDICATOR (1 << 5)
#define V4L2_CID_FLASH_CHARGE (V4L2_CID_FLASH_CLASS_BASE + 11)
#define V4L2_CID_FLASH_READY (V4L2_CID_FLASH_CLASS_BASE + 12)