3 #include "../usbaudio.h"
5 #include "usbus428ctldefs.h"
10 #define URBS_AsyncSeq 10
11 #define URB_DataLen_AsyncSeq 32
12 struct snd_usX2Y_AsyncSeq {
13 struct urb *urb[URBS_AsyncSeq];
17 struct snd_usX2Y_urbSeq {
23 #include "usx2yhwdeppcm.h"
26 struct usb_device *dev;
32 unsigned In04IntCalls;
33 struct snd_usX2Y_urbSeq *US04;
34 wait_queue_head_t In04WaitQueue;
35 struct snd_usX2Y_AsyncSeq AS04;
39 struct mutex prepare_mutex;
40 struct us428ctls_sharedmem *us428ctls_sharedmem;
42 wait_queue_head_t us428ctls_wait_queue_head;
43 struct snd_usX2Y_hwdep_pcm_shm *hwdep_pcm_shm;
44 struct snd_usX2Y_substream *subs[4];
45 struct snd_usX2Y_substream * volatile prepare_subs;
46 wait_queue_head_t prepare_wait_queue;
47 struct list_head midi_list;
48 struct list_head pcm_list;
53 struct snd_usX2Y_substream {
54 struct usX2Ydev *usX2Y;
55 struct snd_pcm_substream *pcm_substream;
58 unsigned int maxpacksize; /* max packet size in bytes */
61 #define state_STOPPED 0
62 #define state_STARTING1 1
63 #define state_STARTING2 2
64 #define state_STARTING3 3
65 #define state_PREPARED 4
66 #define state_PRERUNNING 6
67 #define state_RUNNING 8
69 int hwptr; /* free frame position in the buffer (only for playback) */
70 int hwptr_done; /* processed frame position in the buffer */
71 int transfer_done; /* processed frames since last period update */
73 struct urb *urb[NRURBS]; /* data urb table */
74 struct urb *completed_urb;
75 char *tmpbuf; /* temporary buffer for playback */
79 #define usX2Y(c) ((struct usX2Ydev *)(c)->private_data)
81 int usX2Y_audio_create(struct snd_card *card);
83 int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y);
84 int usX2Y_In04_init(struct usX2Ydev *usX2Y);
86 #define NAME_ALLCAPS "US-X2Y"