Add clocksource id for arm arch counter to let it be identified easily and
elegantly in ptp_kvm implementation for arm.
Signed-off-by: Jianyong Wu <jianyong...@arm.com>
---
drivers/clocksource/arm_arch_timer.c | 2 ++
include/linux/clocksource_ids.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/clocksource/arm_arch_timer.c
b/drivers/clocksource/arm_arch_timer.c
index 9a5464c625b4..4eb014fefa5b 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -16,6 +16,7 @@
#include <linux/cpu_pm.h>
#include <linux/clockchips.h>
#include <linux/clocksource.h>
+#include <linux/clocksource_ids.h>
#include <linux/interrupt.h>
#include <linux/of_irq.h>
#include <linux/of_address.h>
@@ -187,6 +188,7 @@ static u64 arch_counter_read_cc(const struct cyclecounter
*cc)
static struct clocksource clocksource_counter = {
.name = "arch_sys_counter",
+ .id = CSID_ARM_ARCH_COUNTER,
.rating = 400,
.read = arch_counter_read,
.mask = CLOCKSOURCE_MASK(56),
diff --git a/include/linux/clocksource_ids.h b/include/linux/clocksource_ids.h
index 5595ab843c3d..93bec8426c44 100644
--- a/include/linux/clocksource_ids.h
+++ b/include/linux/clocksource_ids.h
@@ -5,6 +5,7 @@
/* Enum to give clocksources a unique identifier */
enum clocksource_ids {
CSID_GENERIC = 0,
+ CSID_ARM_ARCH_COUNTER,
CSID_MAX,
};
--
2.17.1
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