At v4.7 development, ALSA timer interface dropped device instance based on
legacy rtctimer implementation. User space applications should not use the
device instance.
This commit adds comments to notify a corresponding macro should not be
used anymore.
Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>
---
include/sound/asound.h | 2 +-
include/timer.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/sound/asound.h b/include/sound/asound.h
index 67bf49d..609cadb 100644
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -672,7 +672,7 @@ enum {
/* global timers (device member) */
#define SNDRV_TIMER_GLOBAL_SYSTEM 0
-#define SNDRV_TIMER_GLOBAL_RTC 1
+#define SNDRV_TIMER_GLOBAL_RTC 1 /* unused */
#define SNDRV_TIMER_GLOBAL_HPET 2
#define SNDRV_TIMER_GLOBAL_HRTIMER 3
diff --git a/include/timer.h b/include/timer.h
index 2803f53..32d9b89 100644
--- a/include/timer.h
+++ b/include/timer.h
@@ -112,7 +112,7 @@ typedef struct _snd_timer_tread {
/** global timer - system */
#define SND_TIMER_GLOBAL_SYSTEM 0
/** global timer - RTC */
-#define SND_TIMER_GLOBAL_RTC 1
+#define SND_TIMER_GLOBAL_RTC 1 /* Obsoleted, due to enough legacy. */
/** global timer - HPET */
#define SND_TIMER_GLOBAL_HPET 2
/** global timer - HRTIMER */
--
2.9.3
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