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-rw-r--r--utils/cec-follower/cec-processing.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/utils/cec-follower/cec-processing.cpp b/utils/cec-follower/cec-processing.cpp
index 93db4059..fcb55df2 100644
--- a/utils/cec-follower/cec-processing.cpp
+++ b/utils/cec-follower/cec-processing.cpp
@@ -29,8 +29,8 @@
/* Time between each polling message sent to a device */
#define POLL_PERIOD 15000
-/* The maximum interval in seconds between audio rate messages as defined in the spec */
-#define MAX_AUD_RATE_MSG_INTERVAL 2
+/* The maximum interval in nanoseconds between audio rate messages as defined in the spec */
+#define MAX_AUD_RATE_MSG_INTERVAL_NS (2 * 1000000000ULL)
struct cec_enum_values {
const char *type_name;
@@ -241,8 +241,8 @@ static void aud_rate_msg_interval_check(__u64 ts_new, __u64 ts_old)
* turned off the audio rate control.
*/
if (ts_old) {
- unsigned interval = (ts_new - ts_old) / 1000000000;
- if (interval > MAX_AUD_RATE_MSG_INTERVAL) {
+ __u64 interval = ts_new - ts_old;
+ if (interval > MAX_AUD_RATE_MSG_INTERVAL_NS) {
warn("The interval between Audio Rate Control messages was greater\n");
warn("than the Maxiumum Audio Rate Message Interval (2s).\n");
}

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