From: Hongzhan Chen <hongzhan.c...@intel.com>
Get the name of real device controlled by the proxy tick device.
Signed-off-by: Hongzhan Chen <hongzhan.c...@intel.com>
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
include/cobalt/kernel/dovetail/pipeline/clock.h | 11 +----------
kernel/cobalt/dovetail/tick.c | 12 ++++++++++++
2 files changed, 13 insertions(+), 10 deletions(-)
diff --git a/include/cobalt/kernel/dovetail/pipeline/clock.h
b/include/cobalt/kernel/dovetail/pipeline/clock.h
index d5443a4fd6..82f02d4d77 100644
--- a/include/cobalt/kernel/dovetail/pipeline/clock.h
+++ b/include/cobalt/kernel/dovetail/pipeline/clock.h
@@ -21,16 +21,7 @@ static inline u64 pipeline_read_cycle_counter(void)
void pipeline_set_timer_shot(unsigned long cycles);
-static inline const char *pipeline_timer_name(void)
-{
- /*
- * Return the name of the current clock event chip, which is
- * the real device controlled by the proxy tick device.
- */
- TODO();
-
- return "?";
-}
+const char *pipeline_timer_name(void);
static inline const char *pipeline_clock_name(void)
{
diff --git a/kernel/cobalt/dovetail/tick.c b/kernel/cobalt/dovetail/tick.c
index a6633348b1..41aaa151a8 100644
--- a/kernel/cobalt/dovetail/tick.c
+++ b/kernel/cobalt/dovetail/tick.c
@@ -14,6 +14,18 @@
static DEFINE_PER_CPU(struct clock_proxy_device *, proxy_device);
+const char *pipeline_timer_name(void)
+{
+ struct clock_proxy_device *dev = __this_cpu_read(proxy_device);
+ struct clock_event_device *real_dev = dev->real_device;
+
+ /*
+ * Return the name of the current clock event chip, which is
+ * the real device controlled by the proxy tick device.
+ */
+ return real_dev->name;
+}
+
void pipeline_set_timer_shot(unsigned long delay) /* ns */
{
struct clock_proxy_device *dev = __this_cpu_read(proxy_device);
--
2.26.2
