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authorRichard Cochran <richardcochran@gmail.com>2012-09-22 11:02:03 +0400
committerDavid S. Miller <davem@davemloft.net>2012-09-22 23:42:38 +0400
commit1ef761582c074448bae5be97abde5934667e7710 (patch)
treefc4679a8f28897043be34fda0465562be66d7f55 /include
parent5c35bad5ffe5accde6b0ef4468b39e1db0806b94 (diff)
downloadlinux-1ef761582c074448bae5be97abde5934667e7710.tar.xz
ptp: link the phc device to its parent device
PTP Hardware Clock devices appear as class devices in sysfs. This patch changes the registration API to use the parent device, clarifying the clock's relationship to the underlying device. Signed-off-by: Richard Cochran <richardcochran@gmail.com> Acked-by: Ben Hutchings <bhutchings@solarflare.com> Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ptp_clock_kernel.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index a644b29f1161..56c71b27112e 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -21,6 +21,7 @@
#ifndef _PTP_CLOCK_KERNEL_H_
#define _PTP_CLOCK_KERNEL_H_
+#include <linux/device.h>
#include <linux/pps_kernel.h>
#include <linux/ptp_clock.h>
@@ -93,10 +94,12 @@ 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