cx88.h

h内核

};

struct cx8800_dev;
struct cx8802_dev;

/* ----------------------------------------------------------- */
/* function 0: video stuff                                     */

struct cx8800_fh {
	struct cx8800_dev          *dev;
	enum v4l2_buf_type         type;
	int                        radio;
	unsigned int               resources;

	/* video overlay */
	struct v4l2_window         win;
	struct v4l2_clip           *clips;
	unsigned int               nclips;

	/* video capture */
	struct cx8800_fmt          *fmt;
	unsigned int               width,height;
	struct videobuf_queue      vidq;

	/* vbi capture */
	struct videobuf_queue      vbiq;
};

struct cx8800_suspend_state {
	int                        disabled;
};

struct cx8800_dev {
	struct cx88_core           *core;
	struct list_head           devlist;
        struct semaphore           lock;
       	spinlock_t                 slock;

	/* various device info */
	unsigned int               resources;
	struct video_device        *video_dev;
	struct video_device        *vbi_dev;
	struct video_device        *radio_dev;

	/* pci i/o */
	struct pci_dev             *pci;
	unsigned char              pci_rev,pci_lat;

#if 0
	/* video overlay */
	struct v4l2_framebuffer    fbuf;
	struct cx88_buffer         *screen;
#endif

	/* capture queues */
	struct cx88_dmaqueue       vidq;
	struct cx88_dmaqueue       vbiq;

	/* various v4l controls */
	u32                        freq;

	/* other global state info */
	struct cx8800_suspend_state state;
};

/* ----------------------------------------------------------- */
/* function 1: audio/alsa stuff                                */

struct cx8801_dev {
	struct cx88_core           *core;

	/* pci i/o */
	struct pci_dev             *pci;
	unsigned char              pci_rev,pci_lat;
};

/* ----------------------------------------------------------- */
/* function 2: mpeg stuff                                      */

struct cx8802_fh {
	struct cx8802_dev          *dev;
	struct videobuf_queue      mpegq;
};

struct cx8802_suspend_state {
	int                        disabled;
};

struct cx8802_dev {
	struct cx88_core           *core;
        struct semaphore           lock;
       	spinlock_t                 slock;

	/* pci i/o */
	struct pci_dev             *pci;
	unsigned char              pci_rev,pci_lat;

	/* dma queues */
	struct cx88_dmaqueue       mpegq;
	u32                        ts_packet_size;
	u32                        ts_packet_count;

	/* other global state info */
	struct cx8802_suspend_state state;

	/* for blackbird only */
	struct list_head           devlist;
	struct video_device        *mpeg_dev;
	u32                        mailbox;

	/* for dvb only */
	struct videobuf_dvb        dvb;
	void*                      fe_handle;
	int                        (*fe_release)(void *handle);
};

/* ----------------------------------------------------------- */

#define cx_read(reg)             readl(core->lmmio + ((reg)>>2))
#define cx_write(reg,value)      writel((value), core->lmmio + ((reg)>>2))
#define cx_writeb(reg,value)     writeb((value), core->bmmio + (reg))

#define cx_andor(reg,mask,value) \
  writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
  ((value) & (mask)), core->lmmio+((reg)>>2))
#define cx_set(reg,bit)          cx_andor((reg),(bit),(bit))
#define cx_clear(reg,bit)        cx_andor((reg),(bit),0)

#define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }

/* shadow registers */
#define cx_sread(sreg)		    (core->shadow[sreg])
#define cx_swrite(sreg,reg,value) \
  (core->shadow[sreg] = value, \
   writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
#define cx_sandor(sreg,reg,mask,value) \
  (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
   writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))

/* ----------------------------------------------------------- */
/* cx88-core.c                                                 */

extern char *cx88_pci_irqs[32];
extern char *cx88_vid_irqs[32];
extern char *cx88_mpeg_irqs[32];
extern void cx88_print_irqbits(char *name, char *tag, char **strings,
			       u32 bits, u32 mask);
extern void cx88_print_ioctl(char *name, unsigned int cmd);

extern void cx88_irq(struct cx88_core *core, u32 status, u32 mask);
extern void cx88_wakeup(struct cx88_core *core,
			struct cx88_dmaqueue *q, u32 count);
extern void cx88_shutdown(struct cx88_core *core);
extern int cx88_reset(struct cx88_core *core);

extern int
cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
		 struct scatterlist *sglist,
		 unsigned int top_offset, unsigned int bottom_offset,
		 unsigned int bpl, unsigned int padding, unsigned int lines);
extern int
cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
		     struct scatterlist *sglist, unsigned int bpl,
		     unsigned int lines);
extern int
cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
		  u32 reg, u32 mask, u32 value);
extern void
cx88_free_buffer(struct pci_dev *pci, struct cx88_buffer *buf);

extern void cx88_risc_disasm(struct cx88_core *core,
			     struct btcx_riscmem *risc);
extern int cx88_sram_channel_setup(struct cx88_core *core,
				   struct sram_channel *ch,
				   unsigned int bpl, u32 risc);
extern void cx88_sram_channel_dump(struct cx88_core *core,
				   struct sram_channel *ch);

extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
			  unsigned int height, enum v4l2_field field);
extern int cx88_set_tvnorm(struct cx88_core *core, struct cx88_tvnorm *norm);

extern struct video_device *cx88_vdev_init(struct cx88_core *core,
					   struct pci_dev *pci,
					   struct video_device *template,
					   char *type);
extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
extern void cx88_core_put(struct cx88_core *core,
			  struct pci_dev *pci);

/* ----------------------------------------------------------- */
/* cx88-vbi.c                                                  */

void cx8800_vbi_fmt(struct cx8800_dev *dev, struct v4l2_format *f);
int cx8800_start_vbi_dma(struct cx8800_dev    *dev,
			 struct cx88_dmaqueue *q,
			 struct cx88_buffer   *buf);
int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
int cx8800_restart_vbi_queue(struct cx8800_dev    *dev,
			     struct cx88_dmaqueue *q);
void cx8800_vbi_timeout(unsigned long data);

extern struct videobuf_queue_ops cx8800_vbi_qops;

/* ----------------------------------------------------------- */
/* cx88-i2c.c                                                  */

extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
extern void cx88_call_i2c_clients(struct cx88_core *core,
				  unsigned int cmd, void *arg);


/* ----------------------------------------------------------- */
/* cx88-cards.c                                                */

extern struct cx88_board cx88_boards[];
extern const unsigned int cx88_bcount;

extern struct cx88_subid cx88_subids[];
extern const unsigned int cx88_idcount;

extern void cx88_card_list(struct cx88_core *core, struct pci_dev *pci);
extern void cx88_card_setup(struct cx88_core *core);

/* ----------------------------------------------------------- */
/* cx88-tvaudio.c                                              */

#define WW_NONE		 1
#define WW_BTSC		 2
#define WW_NICAM_I	 3
#define WW_NICAM_BGDKL	 4
#define WW_A1		 5
#define WW_A2_BG	 6
#define WW_A2_DK	 7
#define WW_A2_M		 8
#define WW_EIAJ		 9
#define WW_SYSTEM_L_AM	10
#define WW_I2SPT	11
#define WW_FM		12

void cx88_set_tvaudio(struct cx88_core *core);
void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
void cx88_set_stereo(struct cx88_core *core, u32 mode);
int cx88_audio_thread(void *data);

/* ----------------------------------------------------------- */
/* cx88-mpeg.c                                                 */

int cx8802_buf_prepare(struct cx8802_dev *dev, struct cx88_buffer *buf);
void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
void cx8802_cancel_buffers(struct cx8802_dev *dev);

int cx8802_init_common(struct cx8802_dev *dev);
void cx8802_fini_common(struct cx8802_dev *dev);

int cx8802_suspend_common(struct pci_dev *pci_dev, u32 state);
int cx8802_resume_common(struct pci_dev *pci_dev);

/*
 * Local variables:
 * c-basic-offset: 8
 * End:
 */