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

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>

2 files changed, 12 insertions, 0 deletions

diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml
index 9e72f077329a..c0422c622337 100644
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -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>
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 4b752d5ee80e..3d62631839bc 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -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)