From: Hen Alon <halon@xxxxxxxxx> Add tsc clock to clock sync info, to enable using this clock for sampling and sync it with device time. Signed-off-by: Hen Alon <halon@xxxxxxxxx> Reviewed-by: Oded Gabbay <ogabbay@xxxxxxxxxx> Signed-off-by: Oded Gabbay <ogabbay@xxxxxxxxxx> --- drivers/accel/habanalabs/common/habanalabs_ioctl.c | 1 + include/uapi/drm/habanalabs_accel.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/accel/habanalabs/common/habanalabs_ioctl.c b/drivers/accel/habanalabs/common/habanalabs_ioctl.c index 8c3f1e2de2fe..a428226a0425 100644 --- a/drivers/accel/habanalabs/common/habanalabs_ioctl.c +++ b/drivers/accel/habanalabs/common/habanalabs_ioctl.c @@ -320,6 +320,7 @@ static int time_sync_info(struct hl_device *hdev, struct hl_info_args *args) time_sync.device_time = hdev->asic_funcs->get_device_time(hdev); time_sync.host_time = ktime_get_raw_ns(); + time_sync.tsc_time = rdtsc(); return copy_to_user(out, &time_sync, min((size_t) max_size, sizeof(time_sync))) ? -EFAULT : 0; diff --git a/include/uapi/drm/habanalabs_accel.h b/include/uapi/drm/habanalabs_accel.h index e7893b082bf8..dfe47db24ae6 100644 --- a/include/uapi/drm/habanalabs_accel.h +++ b/include/uapi/drm/habanalabs_accel.h @@ -991,6 +991,7 @@ struct hl_info_reset_count { struct hl_info_time_sync { __u64 device_time; __u64 host_time; + __u64 tsc_time; }; /** -- 2.34.1