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[RFC,net-next,01/22] ptp: introduce get/set time methods with explicit 64 bit seconds.

Message ID bf9d2da410f97686ebedbb233d01fbb5dad39db5.1426970294.git.richardcochran@gmail.com
State RFC, archived
Delegated to: David Miller
Headers show

Commit Message

Richard Cochran March 21, 2015, 8:59 p.m. UTC
Converting the PHC drivers over to the new methods is one step along the
way to making them ready for 2038.  Once all the drivers are up to date,
then the old methods will be removed.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
---
 include/linux/ptp_clock_kernel.h |   12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)
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Patch

diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index 0d8ff3f..7d6f8e6 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -64,12 +64,18 @@  struct ptp_clock_request {
  * @adjtime:  Shifts the time of the hardware clock.
  *            parameter delta: Desired change in nanoseconds.
  *
- * @gettime:  Reads the current time from the hardware clock.
+ * @gettime:  Reads the current time from the hardware clock. (deprecated)
  *            parameter ts: Holds the result.
  *
- * @settime:  Set the current time on the hardware clock.
+ * @settime:  Set the current time on the hardware clock. (deprecated)
  *            parameter ts: Time value to set.
  *
+ * @gettime64:  Reads the current time from the hardware clock.
+ *              parameter ts: Holds the result.
+ *
+ * @settime64:  Set the current time on the hardware clock.
+ *              parameter ts: Time value to set.
+ *
  * @enable:   Request driver to enable or disable an ancillary feature.
  *            parameter request: Desired resource to enable or disable.
  *            parameter on: Caller passes one to enable or zero to disable.
@@ -106,6 +112,8 @@  struct ptp_clock_info {
 	int (*adjtime)(struct ptp_clock_info *ptp, s64 delta);
 	int (*gettime)(struct ptp_clock_info *ptp, struct timespec *ts);
 	int (*settime)(struct ptp_clock_info *ptp, const struct timespec *ts);
+	int (*gettime64)(struct ptp_clock_info *ptp, struct timespec64 *ts);
+	int (*settime64)(struct ptp_clock_info *p, const struct timespec64 *ts);
 	int (*enable)(struct ptp_clock_info *ptp,
 		      struct ptp_clock_request *request, int on);
 	int (*verify)(struct ptp_clock_info *ptp, unsigned int pin,