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ALSA: 6fire - Add support of digital-thru mixer

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Digital Thru mixer element added (device can act as converter optical<->coax)

Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Torsten Schenk
2011-04-04 11:50:53 +02:00
committed by Takashi Iwai
parent b84610b95f
commit 2475b0d407
3 changed files with 137 additions and 47 deletions
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17
sound/usb/6fire/control.h
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@@ -21,12 +21,29 @@ enum {
CONTROL_MAX_ELEMENTS = 32
};
enum {
CONTROL_RATE_44KHZ,
CONTROL_RATE_48KHZ,
CONTROL_RATE_88KHZ,
CONTROL_RATE_96KHZ,
CONTROL_RATE_176KHZ,
CONTROL_RATE_192KHZ,
CONTROL_N_RATES
};
struct control_runtime {
int (*update_streaming)(struct control_runtime *rt);
int (*set_rate)(struct control_runtime *rt, int rate);
int (*set_channels)(struct control_runtime *rt, int n_analog_out,
int n_analog_in, bool spdif_out, bool spdif_in);
struct sfire_chip *chip;
struct snd_kcontrol *element[CONTROL_MAX_ELEMENTS];
bool opt_coax_switch;
bool line_phono_switch;
bool digital_thru_switch;
bool usb_streaming;
u8 master_vol;
};