#define LATTER_SYNC_STATUS 0x0000801c0000ULL
static int parse_clock_bits(u32 data, unsigned int *rate,
- enum snd_ff_clock_src *src)
+ enum snd_ff_clock_src *src,
+ enum snd_ff_unit_version unit_version)
{
static const struct {
unsigned int rate;
};
int i;
+ if (unit_version != SND_FF_UNIT_VERSION_UCX) {
+ // e.g. 0x00fe0f20 but expected 0x00eff002.
+ data = ((data & 0xf0f0f0f0) >> 4) | ((data & 0x0f0f0f0f) << 4);
+ }
+
for (i = 0; i < ARRAY_SIZE(rate_entries); ++i) {
rate_entry = rate_entries + i;
if ((data & 0x0f000000) == rate_entry->flag) {
return err;
data = le32_to_cpu(reg);
- return parse_clock_bits(data, rate, src);
+ return parse_clock_bits(data, rate, src, ff->unit_version);
}
static int latter_switch_fetching_mode(struct snd_ff *ff, bool enable)
__le32 reg;
int err;
- if (rate >= 32000 && rate <= 48000)
- flag = 0x92;
- else if (rate >= 64000 && rate <= 96000)
- flag = 0x8e;
- else if (rate >= 128000 && rate <= 192000)
- flag = 0x8c;
- else
- return -EINVAL;
+ if (ff->unit_version == SND_FF_UNIT_VERSION_UCX) {
+ // For Fireface UCX. Always use the maximum number of data
+ // channels in data block of packet.
+ if (rate >= 32000 && rate <= 48000)
+ flag = 0x92;
+ else if (rate >= 64000 && rate <= 96000)
+ flag = 0x8e;
+ else if (rate >= 128000 && rate <= 192000)
+ flag = 0x8c;
+ else
+ return -EINVAL;
+ } else {
+ // For Fireface 802. Due to bandwidth limitation on
+ // IEEE 1394a (400 Mbps), Analog 1-12 and AES are available
+ // without any ADAT at quadruple speed.
+ if (rate >= 32000 && rate <= 48000)
+ flag = 0x9e;
+ else if (rate >= 64000 && rate <= 96000)
+ flag = 0x96;
+ else if (rate >= 128000 && rate <= 192000)
+ flag = 0x8e;
+ else
+ return -EINVAL;
+ }
if (generation != fw_parent_device(ff->unit)->card->generation) {
err = fw_iso_resources_update(&ff->tx_resources);
if (err < 0)
return err;
- // Always use the maximum number of data channels in data block of
- // packet.
reg = cpu_to_le32(flag);
return snd_fw_transaction(ff->unit, TCODE_WRITE_QUADLET_REQUEST,
LATTER_ISOC_START, ®, sizeof(reg), 0);
}
}
- err = parse_clock_bits(data, &rate, &src);
+ err = parse_clock_bits(data, &rate, &src, ff->unit_version);
if (err < 0)
return;
label = snd_ff_proc_get_clk_label(src);
[SND_FF_UNIT_VERSION_FF800] = "Fireface800",
[SND_FF_UNIT_VERSION_FF400] = "Fireface400",
[SND_FF_UNIT_VERSION_UCX] = "FirefaceUCX",
+ [SND_FF_UNIT_VERSION_802] = "Fireface802",
};
const char *name;
.midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull},
};
+static const struct snd_ff_spec spec_802 = {
+ .pcm_capture_channels = {30, 22, 14},
+ .pcm_playback_channels = {30, 22, 14},
+ .midi_in_ports = 1,
+ .midi_out_ports = 1,
+ .protocol = &snd_ff_protocol_latter,
+ .midi_high_addr = 0xffff00000034ull,
+ .midi_addr_range = 0x80,
+ .midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull},
+};
+
static const struct ieee1394_device_id snd_ff_id_table[] = {
/* Fireface 800 */
{
.model_id = 0x101800,
.driver_data = (kernel_ulong_t)&spec_ucx,
},
+ // Fireface 802.
+ {
+ .match_flags = IEEE1394_MATCH_VENDOR_ID |
+ IEEE1394_MATCH_SPECIFIER_ID |
+ IEEE1394_MATCH_VERSION |
+ IEEE1394_MATCH_MODEL_ID,
+ .vendor_id = OUI_RME,
+ .specifier_id = OUI_RME,
+ .version = SND_FF_UNIT_VERSION_802,
+ .model_id = 0x101800,
+ .driver_data = (kernel_ulong_t)&spec_802,
+ },
{}
};
MODULE_DEVICE_TABLE(ieee1394, snd_ff_id_table);