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