ptp: deprecate gettime64() in favor of gettimex64()
When a driver provides gettimex64(), use it in the PTP_SYS_OFFSET ioctl
and POSIX clock's gettime() instead of gettime64(). Drivers should
provide only one of the functions.
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Miroslav Lichvar <mlichvar@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index a1ec044..7121bbe 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -82,6 +82,8 @@ struct ptp_system_timestamp {
* parameter delta: Desired change in nanoseconds.
*
* @gettime64: Reads the current time from the hardware clock.
+ * This method is deprecated. New drivers should implement
+ * the @gettimex64 method instead.
* parameter ts: Holds the result.
*
* @gettimex64: Reads the current time from the hardware clock and optionally