diff options
Diffstat (limited to 'sound/firewire/fireface/ff.h')
| -rw-r--r-- | sound/firewire/fireface/ff.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sound/firewire/fireface/ff.h b/sound/firewire/fireface/ff.h index 269fa259d5a7..7be0ea4aaa4b 100644 --- a/sound/firewire/fireface/ff.h +++ b/sound/firewire/fireface/ff.h @@ -19,11 +19,13 @@ #include <linux/compat.h> #include <sound/core.h> +#include <sound/info.h> #include "../lib.h" #define SND_FF_STREAM_MODES 3 +struct snd_ff_protocol; struct snd_ff_spec { const char *const name; @@ -32,6 +34,8 @@ struct snd_ff_spec { unsigned int midi_in_ports; unsigned int midi_out_ports; + + struct snd_ff_protocol *protocol; }; struct snd_ff { @@ -44,4 +48,31 @@ struct snd_ff { const struct snd_ff_spec *spec; }; + +enum snd_ff_clock_src { + SND_FF_CLOCK_SRC_INTERNAL, + SND_FF_CLOCK_SRC_SPDIF, + SND_FF_CLOCK_SRC_ADAT, + SND_FF_CLOCK_SRC_WORD, + SND_FF_CLOCK_SRC_LTC, + /* TODO: perhaps ADAT2 and TCO exists. */ +}; + +struct snd_ff_protocol { + int (*get_clock)(struct snd_ff *ff, unsigned int *rate, + enum snd_ff_clock_src *src); + int (*begin_session)(struct snd_ff *ff, unsigned int rate); + void (*finish_session)(struct snd_ff *ff); + int (*switch_fetching_mode)(struct snd_ff *ff, bool enable); + + void (*dump_sync_status)(struct snd_ff *ff, + struct snd_info_buffer *buffer); + void (*dump_clock_config)(struct snd_ff *ff, + struct snd_info_buffer *buffer); + + u64 midi_high_addr_reg; + u64 midi_rx_port_0_reg; + u64 midi_rx_port_1_reg; +}; + #endif |