diff options
Diffstat (limited to 'sound/usb/line6/driver.h')
| -rw-r--r-- | sound/usb/line6/driver.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sound/usb/line6/driver.h b/sound/usb/line6/driver.h index 80d42a0fd889..fa877a345860 100644 --- a/sound/usb/line6/driver.h +++ b/sound/usb/line6/driver.h @@ -20,6 +20,12 @@ #define DRIVER_NAME "line6usb" +#define USB_INTERVALS_PER_SECOND 1000 + +/* Fallback USB interval and max packet size values */ +#define LINE6_FALLBACK_INTERVAL 10 +#define LINE6_FALLBACK_MAXPACKETSIZE 16 + #define LINE6_TIMEOUT 1 #define LINE6_BUFSIZE_LISTEN 32 #define LINE6_MESSAGE_MAXLEN 256 @@ -84,6 +90,16 @@ struct line6_properties { unsigned ep_audio_w; }; +/* Capability bits */ +enum { + /* device supports settings parameter via USB */ + LINE6_CAP_CONTROL = 1 << 0, + /* device supports PCM input/output via USB */ + LINE6_CAP_PCM = 1 << 1, + /* device support hardware monitoring */ + LINE6_CAP_HWMON = 1 << 2, +}; + /* Common data shared by all Line 6 devices. Corresponds to a pair of USB endpoints. |