diff options
Diffstat (limited to 'include/linux/mux/driver.h')
| -rw-r--r-- | include/linux/mux/driver.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mux/driver.h b/include/linux/mux/driver.h index 627a2c6bc02d..18824064f8c0 100644 --- a/include/linux/mux/driver.h +++ b/include/linux/mux/driver.h @@ -12,6 +12,7 @@ #include <dt-bindings/mux/mux.h> #include <linux/device.h> +#include <linux/ktime.h> #include <linux/semaphore.h> struct mux_chip; @@ -33,6 +34,7 @@ struct mux_control_ops { * @states: The number of mux controller states. * @idle_state: The mux controller state to use when inactive, or one * of MUX_IDLE_AS_IS and MUX_IDLE_DISCONNECT. + * @last_change: Timestamp of last change * * Mux drivers may only change @states and @idle_state, and may only do so * between allocation and registration of the mux controller. Specifically, @@ -47,6 +49,8 @@ struct mux_control { unsigned int states; int idle_state; + + ktime_t last_change; }; /** |