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Diffstat (limited to 'sound/firewire/fireface/ff-protocol-ff400.c')
-rw-r--r--sound/firewire/fireface/ff-protocol-ff400.c60
1 files changed, 0 insertions, 60 deletions
diff --git a/sound/firewire/fireface/ff-protocol-ff400.c b/sound/firewire/fireface/ff-protocol-ff400.c
index 31c381dcb452..d2fbb0382223 100644
--- a/sound/firewire/fireface/ff-protocol-ff400.c
+++ b/sound/firewire/fireface/ff-protocol-ff400.c
@@ -19,65 +19,6 @@
#define FF400_MIDI_RX_PORT_0 0x000080180000ull
#define FF400_MIDI_RX_PORT_1 0x000080190000ull
-static int ff400_get_clock(struct snd_ff *ff, unsigned int *rate,
- enum snd_ff_clock_src *src)
-{
- __le32 reg;
- u32 data;
- int err;
-
- err = snd_fw_transaction(ff->unit, TCODE_READ_QUADLET_REQUEST,
- SND_FF_REG_CLOCK_CONFIG, &reg, sizeof(reg), 0);
- if (err < 0)
- return err;
- data = le32_to_cpu(reg);
-
- /* Calculate sampling rate. */
- switch ((data >> 1) & 0x03) {
- case 0x01:
- *rate = 32000;
- break;
- case 0x00:
- *rate = 44100;
- break;
- case 0x03:
- *rate = 48000;
- break;
- case 0x02:
- default:
- return -EIO;
- }
-
- if (data & 0x08)
- *rate *= 2;
- else if (data & 0x10)
- *rate *= 4;
-
- /* Calculate source of clock. */
- if (data & 0x01) {
- *src = SND_FF_CLOCK_SRC_INTERNAL;
- } else {
- /* TODO: 0x00, 0x01, 0x02, 0x06, 0x07? */
- switch ((data >> 10) & 0x07) {
- case 0x03:
- *src = SND_FF_CLOCK_SRC_SPDIF;
- break;
- case 0x04:
- *src = SND_FF_CLOCK_SRC_WORD;
- break;
- case 0x05:
- *src = SND_FF_CLOCK_SRC_LTC;
- break;
- case 0x00:
- default:
- *src = SND_FF_CLOCK_SRC_ADAT;
- break;
- }
- }
-
- return 0;
-}
-
static int ff400_begin_session(struct snd_ff *ff, unsigned int rate)
{
__le32 reg;
@@ -169,7 +110,6 @@ static int ff400_switch_fetching_mode(struct snd_ff *ff, bool enable)
}
const struct snd_ff_protocol snd_ff_protocol_ff400 = {
- .get_clock = ff400_get_clock,
.begin_session = ff400_begin_session,
.finish_session = ff400_finish_session,
.switch_fetching_mode = ff400_switch_fetching_mode,