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authorJohannes Berg <johannes.berg@intel.com>2012-10-15 17:20:54 +0200
committerJohannes Berg <johannes.berg@intel.com>2012-10-15 17:20:54 +0200
commitdf9b42963f2d010ae3163a894ce22cf6b27cd344 (patch)
treef42f826d9bb975766c1a79986c39e64c9a900908 /include/linux/ptp_clock_kernel.h
parent33766368f6532313571534f9112b1796d6651bbe (diff)
parentc3e7724b6bc2f25e46c38dbe68f09d71fafeafb8 (diff)
downloadcachepc-linux-df9b42963f2d010ae3163a894ce22cf6b27cd344.tar.gz
cachepc-linux-df9b42963f2d010ae3163a894ce22cf6b27cd344.zip
Merge remote-tracking branch 'wireless/master' into mac80211
Diffstat (limited to 'include/linux/ptp_clock_kernel.h')
-rw-r--r--include/linux/ptp_clock_kernel.h21
1 files changed, 16 insertions, 5 deletions
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index 945704c2ed65..f2dc6d8fc680 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -21,6 +21,8 @@
#ifndef _PTP_CLOCK_KERNEL_H_
#define _PTP_CLOCK_KERNEL_H_
+#include <linux/device.h>
+#include <linux/pps_kernel.h>
#include <linux/ptp_clock.h>
@@ -40,7 +42,9 @@ struct ptp_clock_request {
* struct ptp_clock_info - decribes a PTP hardware clock
*
* @owner: The clock driver should set to THIS_MODULE.
- * @name: A short name to identify the clock.
+ * @name: A short "friendly name" to identify the clock and to
+ * help distinguish PHY based devices from MAC based ones.
+ * The string is not meant to be a unique id.
* @max_adj: The maximum possible frequency adjustment, in parts per billon.
* @n_alarm: The number of programmable alarms.
* @n_ext_ts: The number of external time stamp channels.
@@ -92,10 +96,12 @@ struct ptp_clock;
/**
* ptp_clock_register() - register a PTP hardware clock driver
*
- * @info: Structure describing the new clock.
+ * @info: Structure describing the new clock.
+ * @parent: Pointer to the parent device of the new clock.
*/
-extern struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info);
+extern struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info,
+ struct device *parent);
/**
* ptp_clock_unregister() - unregister a PTP hardware clock driver
@@ -110,6 +116,7 @@ enum ptp_clock_events {
PTP_CLOCK_ALARM,
PTP_CLOCK_EXTTS,
PTP_CLOCK_PPS,
+ PTP_CLOCK_PPSUSR,
};
/**
@@ -117,13 +124,17 @@ enum ptp_clock_events {
*
* @type: One of the ptp_clock_events enumeration values.
* @index: Identifies the source of the event.
- * @timestamp: When the event occured.
+ * @timestamp: When the event occurred (%PTP_CLOCK_EXTTS only).
+ * @pps_times: When the event occurred (%PTP_CLOCK_PPSUSR only).
*/
struct ptp_clock_event {
int type;
int index;
- u64 timestamp;
+ union {
+ u64 timestamp;
+ struct pps_event_time pps_times;
+ };
};
/**