extcon: Amend kernel documentation of struct extcon_dev

First of all, the @lock description is missing. Add it.
Second, correct the terminator value for the mutual exclusive
cabling.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

diff --git a/drivers/extcon/extcon.h b/drivers/extcon/extcon.h
index 93b5e0306966d50bb1e582ff3bb5049a0ad6f8f4..15616446140d503757101ad25fa1a085f56af179 100644 (file)
--- a/drivers/extcon/extcon.h
+++ b/drivers/extcon/extcon.h
@@ -13,8 +13,8 @@
  *                     are disabled.
  * @mutually_exclusive:        Array of mutually exclusive set of cables that cannot
  *                     be attached simultaneously. The array should be
- *                     ending with NULL or be NULL (no mutually exclusive
- *                     cables). For example, if it is { 0x7, 0x30, 0}, then,
+ *                     ending with 0 or be NULL (no mutually exclusive cables).
+ *                     For example, if it is {0x7, 0x30, 0}, then,
  *                     {0, 1}, {0, 1, 2}, {0, 2}, {1, 2}, or {4, 5} cannot
  *                     be attached simulataneously. {0x7, 0} is equivalent to
  *                     {0x3, 0x6, 0x5, 0}. If it is {0xFFFFFFFF, 0}, there
@@ -27,7 +27,7 @@
  * @nh:                        Notifier for the state change events from this extcon
  * @entry:             To support list of extcon devices so that users can
  *                     search for extcon devices based on the extcon name.
- * @lock:
+ * @lock:              Protects device state and serialises device registration
  * @max_supported:     Internal value to store the number of cables.
  * @extcon_dev_type:   Device_type struct to provide attribute_groups
  *                     customized for each extcon device.