[linux-2.6-block.git] / sound / usb / usx2y / usbusx2y.h

#ifndef USBUSX2Y_H
#define USBUSX2Y_H
#include "../usbaudio.h"
#include "../midi.h"
#include "usbus428ctldefs.h" 

#define NRURBS	        2	


#define URBS_AsyncSeq 10
#define URB_DataLen_AsyncSeq 32
struct snd_usX2Y_AsyncSeq {
	struct urb	*urb[URBS_AsyncSeq];
	char		*buffer;
};

struct snd_usX2Y_urbSeq {
	int	submitted;
	int	len;
	struct urb	*urb[0];
};

#include "usx2yhwdeppcm.h"

struct usX2Ydev {
	struct usb_device	*dev;
	int			card_index;
	int			stride;
	struct urb		*In04urb;
	void			*In04Buf;
	char			In04Last[24];
	unsigned		In04IntCalls;
	struct snd_usX2Y_urbSeq	*US04;
	wait_queue_head_t	In04WaitQueue;
	struct snd_usX2Y_AsyncSeq	AS04;
	unsigned int		rate,
				format;
	int			chip_status;
	struct mutex		pcm_mutex;
	struct us428ctls_sharedmem	*us428ctls_sharedmem;
	int			wait_iso_frame;
	wait_queue_head_t	us428ctls_wait_queue_head;
	struct snd_usX2Y_hwdep_pcm_shm	*hwdep_pcm_shm;
	struct snd_usX2Y_substream	*subs[4];
	struct snd_usX2Y_substream	* volatile  prepare_subs;
	wait_queue_head_t	prepare_wait_queue;
	struct list_head	midi_list;
	struct list_head	pcm_list;
	int			pcm_devs;
};


struct snd_usX2Y_substream {
	struct usX2Ydev	*usX2Y;
	struct snd_pcm_substream *pcm_substream;

	int			endpoint;		
	unsigned int		maxpacksize;		/* max packet size in bytes */

	atomic_t		state;
#define state_STOPPED	0
#define state_STARTING1 1
#define state_STARTING2 2
#define state_STARTING3 3
#define state_PREPARED	4
#define state_PRERUNNING  6
#define state_RUNNING	8

	int			hwptr;			/* free frame position in the buffer (only for playback) */
	int			hwptr_done;		/* processed frame position in the buffer */
	int			transfer_done;		/* processed frames since last period update */

	struct urb		*urb[NRURBS];	/* data urb table */
	struct urb		*completed_urb;
	char			*tmpbuf;			/* temporary buffer for playback */
};


#define usX2Y(c) ((struct usX2Ydev *)(c)->private_data)

int usX2Y_audio_create(struct snd_card *card);

int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y);
int usX2Y_In04_init(struct usX2Ydev *usX2Y);

#define NAME_ALLCAPS "US-X2Y"

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef USBUSX2Y_H
	2	#define USBUSX2Y_H
	3	#include "../usbaudio.h"
e5779998	4	#include "../midi.h"
1da177e4 LT	5	#include "usbus428ctldefs.h"
	6
	7	#define NRURBS 2
	8
	9
	10	#define URBS_AsyncSeq 10
	11	#define URB_DataLen_AsyncSeq 32
bbe85bbd TI	12	struct snd_usX2Y_AsyncSeq {
	13	struct urb *urb[URBS_AsyncSeq];
	14	char *buffer;
	15	};
1da177e4	16
bbe85bbd	17	struct snd_usX2Y_urbSeq {
1da177e4 LT	18	int submitted;
1da177e4 LT	19	int len;
bbe85bbd TI	20	struct urb *urb[0];
bbe85bbd TI	21	};
1da177e4	22
1da177e4 LT	23	#include "usx2yhwdeppcm.h"
1da177e4 LT	24
bbe85bbd	25	struct usX2Ydev {
a014bbad CL	26	struct usb_device *dev;
a014bbad CL	27	int card_index;
1da177e4 LT	28	int stride;
	29	struct urb *In04urb;
	30	void *In04Buf;
	31	char In04Last[24];
	32	unsigned In04IntCalls;
bbe85bbd	33	struct snd_usX2Y_urbSeq *US04;
1da177e4	34	wait_queue_head_t In04WaitQueue;
bbe85bbd	35	struct snd_usX2Y_AsyncSeq AS04;
1da177e4 LT	36	unsigned int rate,
	37	format;
	38	int chip_status;
e2439a54	39	struct mutex pcm_mutex;
bbe85bbd	40	struct us428ctls_sharedmem *us428ctls_sharedmem;
1da177e4 LT	41	int wait_iso_frame;
1da177e4 LT	42	wait_queue_head_t us428ctls_wait_queue_head;
bbe85bbd TI	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;
1da177e4	46	wait_queue_head_t prepare_wait_queue;
d82af9f9	47	struct list_head midi_list;
a014bbad CL	48	struct list_head pcm_list;
a014bbad CL	49	int pcm_devs;
bbe85bbd	50	};
1da177e4 LT	51
	52
	53	struct snd_usX2Y_substream {
bbe85bbd TI	54	struct usX2Ydev *usX2Y;
bbe85bbd TI	55	struct snd_pcm_substream *pcm_substream;
1da177e4 LT	56
	57	int endpoint;
	58	unsigned int maxpacksize; /* max packet size in bytes */
	59
	60	atomic_t state;
	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
	68
	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 */
	72
	73	struct urb urb[NRURBS]; / data urb table */
	74	struct urb *completed_urb;
	75	char tmpbuf; / temporary buffer for playback */
	76	};
	77
	78
bbe85bbd	79	#define usX2Y(c) ((struct usX2Ydev *)(c)->private_data)
1da177e4	80
bbe85bbd	81	int usX2Y_audio_create(struct snd_card *card);
1da177e4	82
bbe85bbd TI	83	int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y);
bbe85bbd TI	84	int usX2Y_In04_init(struct usX2Ydev *usX2Y);
1da177e4 LT	85
	86	#define NAME_ALLCAPS "US-X2Y"
	87
	88	#endif