This commit adds a series of macro for source of sampling clock in
version 2 protocol.
Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>
---
sound/firewire/motu/motu-protocol-v2.c | 21 ++++++++++++++-------
1 file changed, 14 insertions(+), 7 deletions(-)
diff --git a/sound/firewire/motu/motu-protocol-v2.c b/sound/firewire/motu/motu-protocol-v2.c
index 7893cc73e983..8865308c2c8e 100644
--- a/sound/firewire/motu/motu-protocol-v2.c
+++ b/sound/firewire/motu/motu-protocol-v2.c
@@ -12,6 +12,13 @@
#define V2_CLOCK_RATE_SHIFT 3
#define V2_CLOCK_SRC_MASK 0x00000007
#define V2_CLOCK_SRC_SHIFT 0
+#define V2_CLOCK_SRC_AESEBU_ON_XLR 0x07
+#define V2_CLOCK_SRC_ADAT_ON_DSUB 0x05
+#define V2_CLOCK_SRC_WORD_ON_BNC 0x04
+#define V2_CLOCK_SRC_SPH 0x03
+#define V2_CLOCK_SRC_SPDIF 0x02 // on either coaxial or optical
+#define V2_CLOCK_SRC_ADAT_ON_OPT 0x01
+#define V2_CLOCK_SRC_INTERNAL 0x00
#define V2_CLOCK_FETCH_ENABLE 0x02000000
#define V2_CLOCK_MODEL_SPECIFIC 0x04000000
@@ -82,13 +89,13 @@ static int get_clock_source(struct snd_motu *motu, u32 data,
enum snd_motu_clock_source *src)
{
switch (data & V2_CLOCK_SRC_MASK) {
- case 0:
+ case V2_CLOCK_SRC_INTERNAL:
*src = SND_MOTU_CLOCK_SOURCE_INTERNAL;
break;
- case 1:
+ case V2_CLOCK_SRC_ADAT_ON_OPT:
*src = SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT;
break;
- case 2:
+ case V2_CLOCK_SRC_SPDIF:
{
bool support_iec60958_on_opt = (motu->spec == &snd_motu_spec_828mk2 ||
motu->spec == &snd_motu_spec_traveler);
@@ -112,16 +119,16 @@ static int get_clock_source(struct snd_motu *motu, u32 data,
}
break;
}
- case 3:
+ case V2_CLOCK_SRC_SPH:
*src = SND_MOTU_CLOCK_SOURCE_SPH;
break;
- case 4:
+ case V2_CLOCK_SRC_WORD_ON_BNC:
*src = SND_MOTU_CLOCK_SOURCE_WORD_ON_BNC;
break;
- case 5:
+ case V2_CLOCK_SRC_ADAT_ON_DSUB:
*src = SND_MOTU_CLOCK_SOURCE_ADAT_ON_DSUB;
break;
- case 7:
+ case V2_CLOCK_SRC_AESEBU_ON_XLR:
*src = SND_MOTU_CLOCK_SOURCE_AESEBU_ON_XLR;
break;
default:
--
2.30.2
