[linux-2.6] / include / media / saa7146.h

#ifndef __SAA7146__
#define __SAA7146__

#include <linux/module.h>	/* for module-version */
#include <linux/delay.h>	/* for delay-stuff */
#include <linux/slab.h>		/* for kmalloc/kfree */
#include <linux/pci.h>		/* for pci-config-stuff, vendor ids etc. */
#include <linux/init.h>		/* for "__init" */
#include <linux/interrupt.h>	/* for IMMEDIATE_BH */
#include <linux/kmod.h>		/* for kernel module loader */
#include <linux/i2c.h>		/* for i2c subsystem */
#include <asm/io.h>		/* for accessing devices */
#include <linux/stringify.h>
#include <linux/mutex.h>
#include <linux/scatterlist.h>

#include <linux/vmalloc.h>	/* for vmalloc() */
#include <linux/mm.h>		/* for vmalloc_to_page() */

#define SAA7146_VERSION_CODE 0x000500	/* 0.5.0 */

#define saa7146_write(sxy,adr,dat)    writel((dat),(sxy->mem+(adr)))
#define saa7146_read(sxy,adr)         readl(sxy->mem+(adr))

extern unsigned int saa7146_debug;

//#define DEBUG_PROLOG printk("(0x%08x)(0x%08x) %s: %s(): ",(dev==0?-1:(dev->mem==0?-1:saa7146_read(dev,RPS_ADDR0))),(dev==0?-1:(dev->mem==0?-1:saa7146_read(dev,IER))),KBUILD_MODNAME,__FUNCTION__)

#ifndef DEBUG_VARIABLE
	#define DEBUG_VARIABLE saa7146_debug
#endif

#define DEBUG_PROLOG printk("%s: %s(): ",KBUILD_MODNAME,__FUNCTION__)
#define INFO(x) { printk("%s: ",KBUILD_MODNAME); printk x; }

#define ERR(x) { DEBUG_PROLOG; printk x; }

#define DEB_S(x)    if (0!=(DEBUG_VARIABLE&0x01)) { DEBUG_PROLOG; printk x; } /* simple debug messages */
#define DEB_D(x)    if (0!=(DEBUG_VARIABLE&0x02)) { DEBUG_PROLOG; printk x; } /* more detailed debug messages */
#define DEB_EE(x)   if (0!=(DEBUG_VARIABLE&0x04)) { DEBUG_PROLOG; printk x; } /* print enter and exit of functions */
#define DEB_I2C(x)  if (0!=(DEBUG_VARIABLE&0x08)) { DEBUG_PROLOG; printk x; } /* i2c debug messages */
#define DEB_VBI(x)  if (0!=(DEBUG_VARIABLE&0x10)) { DEBUG_PROLOG; printk x; } /* vbi debug messages */
#define DEB_INT(x)  if (0!=(DEBUG_VARIABLE&0x20)) { DEBUG_PROLOG; printk x; } /* interrupt debug messages */
#define DEB_CAP(x)  if (0!=(DEBUG_VARIABLE&0x40)) { DEBUG_PROLOG; printk x; } /* capture debug messages */

#define SAA7146_ISR_CLEAR(x,y) \
	saa7146_write(x, ISR, (y));

struct saa7146_dev;
struct saa7146_extension;
struct saa7146_vv;

/* saa7146 page table */
struct saa7146_pgtable {
	unsigned int	size;
	u32		*cpu;
	dma_addr_t	dma;
	/* used for offsets for u,v planes for planar capture modes */
	unsigned long	offset;
	/* used for custom pagetables (used for example by budget dvb cards) */
	struct scatterlist *slist;
	int		nents;
};

struct saa7146_pci_extension_data {
	struct saa7146_extension *ext;
	void *ext_priv;			/* most likely a name string */
};

#define MAKE_EXTENSION_PCI(x_var, x_vendor, x_device)		\
	{							\
		.vendor    = PCI_VENDOR_ID_PHILIPS,		\
		.device	   = PCI_DEVICE_ID_PHILIPS_SAA7146,	\
		.subvendor = x_vendor,				\
		.subdevice = x_device,				\
		.driver_data = (unsigned long)& x_var,		\
	}

struct saa7146_extension
{
	char	name[32];		/* name of the device */
#define SAA7146_USE_I2C_IRQ	0x1
#define SAA7146_I2C_SHORT_DELAY	0x2
	int	flags;

	/* pairs of subvendor and subdevice ids for
	   supported devices, last entry 0xffff, 0xfff */
	struct module *module;
	struct pci_driver driver;
	struct pci_device_id *pci_tbl;

	/* extension functions */
	int (*probe)(struct saa7146_dev *);
	int (*attach)(struct saa7146_dev *, struct saa7146_pci_extension_data *);
	int (*detach)(struct saa7146_dev*);

	u32	irq_mask;	/* mask to indicate, which irq-events are handled by the extension */
	void	(*irq_func)(struct saa7146_dev*, u32* irq_mask);
};

struct saa7146_dma
{
	dma_addr_t	dma_handle;
	u32		*cpu_addr;
};

struct saa7146_dev
{
	struct module			*module;

	struct list_head		item;

	/* different device locks */
	spinlock_t			slock;
	struct mutex			lock;

	unsigned char			__iomem *mem;		/* pointer to mapped IO memory */
	u32				revision;	/* chip revision; needed for bug-workarounds*/

	/* pci-device & irq stuff*/
	char				name[32];
	struct pci_dev			*pci;
	u32				int_todo;
	spinlock_t			int_slock;

	/* extension handling */
	struct saa7146_extension	*ext;		/* indicates if handled by extension */
	void				*ext_priv;	/* pointer for extension private use (most likely some private data) */
	struct saa7146_ext_vv		*ext_vv_data;

	/* per device video/vbi informations (if available) */
	struct saa7146_vv	*vv_data;
	void (*vv_callback)(struct saa7146_dev *dev, unsigned long status);

	/* i2c-stuff */
	struct mutex			i2c_lock;

	u32				i2c_bitrate;
	struct saa7146_dma		d_i2c;	/* pointer to i2c memory */
	wait_queue_head_t		i2c_wq;
	int				i2c_op;

	/* memories */
	struct saa7146_dma		d_rps0;
	struct saa7146_dma		d_rps1;
};

/* from saa7146_i2c.c */
int saa7146_i2c_adapter_prepare(struct saa7146_dev *dev, struct i2c_adapter *i2c_adapter, u32 bitrate);

/* from saa7146_core.c */
extern struct list_head saa7146_devices;
extern struct mutex saa7146_devices_lock;
int saa7146_register_extension(struct saa7146_extension*);
int saa7146_unregister_extension(struct saa7146_extension*);
struct saa7146_format* format_by_fourcc(struct saa7146_dev *dev, int fourcc);
int saa7146_pgtable_alloc(struct pci_dev *pci, struct saa7146_pgtable *pt);
void saa7146_pgtable_free(struct pci_dev *pci, struct saa7146_pgtable *pt);
int saa7146_pgtable_build_single(struct pci_dev *pci, struct saa7146_pgtable *pt, struct scatterlist *list, int length );
void *saa7146_vmalloc_build_pgtable(struct pci_dev *pci, long length, struct saa7146_pgtable *pt);
void saa7146_vfree_destroy_pgtable(struct pci_dev *pci, void *mem, struct saa7146_pgtable *pt);
void saa7146_setgpio(struct saa7146_dev *dev, int port, u32 data);
int saa7146_wait_for_debi_done(struct saa7146_dev *dev, int nobusyloop);

/* some memory sizes */
#define SAA7146_I2C_MEM		( 1*PAGE_SIZE)
#define SAA7146_RPS_MEM		( 1*PAGE_SIZE)

/* some i2c constants */
#define SAA7146_I2C_TIMEOUT	100	/* i2c-timeout-value in ms */
#define SAA7146_I2C_RETRIES	3	/* how many times shall we retry an i2c-operation? */
#define SAA7146_I2C_DELAY	5	/* time we wait after certain i2c-operations */

/* unsorted defines */
#define ME1    0x0000000800
#define PV1    0x0000000008

/* gpio defines */
#define SAA7146_GPIO_INPUT 0x00
#define SAA7146_GPIO_IRQHI 0x10
#define SAA7146_GPIO_IRQLO 0x20
#define SAA7146_GPIO_IRQHL 0x30
#define SAA7146_GPIO_OUTLO 0x40
#define SAA7146_GPIO_OUTHI 0x50

/* debi defines */
#define DEBINOSWAP 0x000e0000

/* define for the register programming sequencer (rps) */
#define CMD_NOP		0x00000000  /* No operation */
#define CMD_CLR_EVENT	0x00000000  /* Clear event */
#define CMD_SET_EVENT	0x10000000  /* Set signal event */
#define CMD_PAUSE	0x20000000  /* Pause */
#define CMD_CHECK_LATE	0x30000000  /* Check late */
#define CMD_UPLOAD	0x40000000  /* Upload */
#define CMD_STOP	0x50000000  /* Stop */
#define CMD_INTERRUPT	0x60000000  /* Interrupt */
#define CMD_JUMP	0x80000000  /* Jump */
#define CMD_WR_REG	0x90000000  /* Write (load) register */
#define CMD_RD_REG	0xa0000000  /* Read (store) register */
#define CMD_WR_REG_MASK	0xc0000000  /* Write register with mask */

#define CMD_OAN		MASK_27
#define CMD_INV		MASK_26
#define CMD_SIG4	MASK_25
#define CMD_SIG3	MASK_24
#define CMD_SIG2	MASK_23
#define CMD_SIG1	MASK_22
#define CMD_SIG0	MASK_21
#define CMD_O_FID_B	MASK_14
#define CMD_E_FID_B	MASK_13
#define CMD_O_FID_A	MASK_12
#define CMD_E_FID_A	MASK_11

/* some events and command modifiers for rps1 squarewave generator */
#define EVT_HS          (1<<15)     // Source Line Threshold reached
#define EVT_VBI_B       (1<<9)      // VSYNC Event
#define RPS_OAN         (1<<27)     // 1: OR events, 0: AND events
#define RPS_INV         (1<<26)     // Invert (compound) event
#define GPIO3_MSK       0xFF000000  // GPIO #3 control bits

/* Bit mask constants */
#define MASK_00   0x00000001    /* Mask value for bit 0 */
#define MASK_01   0x00000002    /* Mask value for bit 1 */
#define MASK_02   0x00000004    /* Mask value for bit 2 */
#define MASK_03   0x00000008    /* Mask value for bit 3 */
#define MASK_04   0x00000010    /* Mask value for bit 4 */
#define MASK_05   0x00000020    /* Mask value for bit 5 */
#define MASK_06   0x00000040    /* Mask value for bit 6 */
#define MASK_07   0x00000080    /* Mask value for bit 7 */
#define MASK_08   0x00000100    /* Mask value for bit 8 */
#define MASK_09   0x00000200    /* Mask value for bit 9 */
#define MASK_10   0x00000400    /* Mask value for bit 10 */
#define MASK_11   0x00000800    /* Mask value for bit 11 */
#define MASK_12   0x00001000    /* Mask value for bit 12 */
#define MASK_13   0x00002000    /* Mask value for bit 13 */
#define MASK_14   0x00004000    /* Mask value for bit 14 */
#define MASK_15   0x00008000    /* Mask value for bit 15 */
#define MASK_16   0x00010000    /* Mask value for bit 16 */
#define MASK_17   0x00020000    /* Mask value for bit 17 */
#define MASK_18   0x00040000    /* Mask value for bit 18 */
#define MASK_19   0x00080000    /* Mask value for bit 19 */
#define MASK_20   0x00100000    /* Mask value for bit 20 */
#define MASK_21   0x00200000    /* Mask value for bit 21 */
#define MASK_22   0x00400000    /* Mask value for bit 22 */
#define MASK_23   0x00800000    /* Mask value for bit 23 */
#define MASK_24   0x01000000    /* Mask value for bit 24 */
#define MASK_25   0x02000000    /* Mask value for bit 25 */
#define MASK_26   0x04000000    /* Mask value for bit 26 */
#define MASK_27   0x08000000    /* Mask value for bit 27 */
#define MASK_28   0x10000000    /* Mask value for bit 28 */
#define MASK_29   0x20000000    /* Mask value for bit 29 */
#define MASK_30   0x40000000    /* Mask value for bit 30 */
#define MASK_31   0x80000000    /* Mask value for bit 31 */

#define MASK_B0   0x000000ff    /* Mask value for byte 0 */
#define MASK_B1   0x0000ff00    /* Mask value for byte 1 */
#define MASK_B2   0x00ff0000    /* Mask value for byte 2 */
#define MASK_B3   0xff000000    /* Mask value for byte 3 */

#define MASK_W0   0x0000ffff    /* Mask value for word 0 */
#define MASK_W1   0xffff0000    /* Mask value for word 1 */

#define MASK_PA   0xfffffffc    /* Mask value for physical address */
#define MASK_PR   0xfffffffe	/* Mask value for protection register */
#define MASK_ER   0xffffffff    /* Mask value for the entire register */

#define MASK_NONE 0x00000000    /* No mask */

/* register aliases */
#define BASE_ODD1         0x00  /* Video DMA 1 registers  */
#define BASE_EVEN1        0x04
#define PROT_ADDR1        0x08
#define PITCH1            0x0C
#define BASE_PAGE1        0x10  /* Video DMA 1 base page */
#define NUM_LINE_BYTE1    0x14

#define BASE_ODD2         0x18  /* Video DMA 2 registers */
#define BASE_EVEN2        0x1C
#define PROT_ADDR2        0x20
#define PITCH2            0x24
#define BASE_PAGE2        0x28  /* Video DMA 2 base page */
#define NUM_LINE_BYTE2    0x2C

#define BASE_ODD3         0x30  /* Video DMA 3 registers */
#define BASE_EVEN3        0x34
#define PROT_ADDR3        0x38
#define PITCH3            0x3C
#define BASE_PAGE3        0x40  /* Video DMA 3 base page */
#define NUM_LINE_BYTE3    0x44

#define PCI_BT_V1         0x48  /* Video/FIFO 1 */
#define PCI_BT_V2         0x49  /* Video/FIFO 2 */
#define PCI_BT_V3         0x4A  /* Video/FIFO 3 */
#define PCI_BT_DEBI       0x4B  /* DEBI */
#define PCI_BT_A          0x4C  /* Audio */

#define DD1_INIT          0x50  /* Init setting of DD1 interface */

#define DD1_STREAM_B      0x54  /* DD1 B video data stream handling */
#define DD1_STREAM_A      0x56  /* DD1 A video data stream handling */

#define BRS_CTRL          0x58  /* BRS control register */
#define HPS_CTRL          0x5C  /* HPS control register */
#define HPS_V_SCALE       0x60  /* HPS vertical scale */
#define HPS_V_GAIN        0x64  /* HPS vertical ACL and gain */
#define HPS_H_PRESCALE    0x68  /* HPS horizontal prescale   */
#define HPS_H_SCALE       0x6C  /* HPS horizontal scale */
#define BCS_CTRL          0x70  /* BCS control */
#define CHROMA_KEY_RANGE  0x74
#define CLIP_FORMAT_CTRL  0x78  /* HPS outputs formats & clipping */

#define DEBI_CONFIG       0x7C
#define DEBI_COMMAND      0x80
#define DEBI_PAGE         0x84
#define DEBI_AD           0x88

#define I2C_TRANSFER      0x8C
#define I2C_STATUS        0x90

#define BASE_A1_IN        0x94	/* Audio 1 input DMA */
#define PROT_A1_IN        0x98
#define PAGE_A1_IN        0x9C

#define BASE_A1_OUT       0xA0  /* Audio 1 output DMA */
#define PROT_A1_OUT       0xA4
#define PAGE_A1_OUT       0xA8

#define BASE_A2_IN        0xAC  /* Audio 2 input DMA */
#define PROT_A2_IN        0xB0
#define PAGE_A2_IN        0xB4

#define BASE_A2_OUT       0xB8  /* Audio 2 output DMA */
#define PROT_A2_OUT       0xBC
#define PAGE_A2_OUT       0xC0

#define RPS_PAGE0         0xC4  /* RPS task 0 page register */
#define RPS_PAGE1         0xC8  /* RPS task 1 page register */

#define RPS_THRESH0       0xCC  /* HBI threshold for task 0 */
#define RPS_THRESH1       0xD0  /* HBI threshold for task 1 */

#define RPS_TOV0          0xD4  /* RPS timeout for task 0 */
#define RPS_TOV1          0xD8  /* RPS timeout for task 1 */

#define IER               0xDC  /* Interrupt enable register */

#define GPIO_CTRL         0xE0  /* GPIO 0-3 register */

#define EC1SSR            0xE4  /* Event cnt set 1 source select */
#define EC2SSR            0xE8  /* Event cnt set 2 source select */
#define ECT1R             0xEC  /* Event cnt set 1 thresholds */
#define ECT2R             0xF0  /* Event cnt set 2 thresholds */

#define ACON1             0xF4
#define ACON2             0xF8

#define MC1               0xFC   /* Main control register 1 */
#define MC2               0x100  /* Main control register 2  */

#define RPS_ADDR0         0x104  /* RPS task 0 address register */
#define RPS_ADDR1         0x108  /* RPS task 1 address register */

#define ISR               0x10C  /* Interrupt status register */
#define PSR               0x110  /* Primary status register */
#define SSR               0x114  /* Secondary status register */

#define EC1R              0x118  /* Event counter set 1 register */
#define EC2R              0x11C  /* Event counter set 2 register */

#define PCI_VDP1          0x120  /* Video DMA pointer of FIFO 1 */
#define PCI_VDP2          0x124  /* Video DMA pointer of FIFO 2 */
#define PCI_VDP3          0x128  /* Video DMA pointer of FIFO 3 */
#define PCI_ADP1          0x12C  /* Audio DMA pointer of audio out 1 */
#define PCI_ADP2          0x130  /* Audio DMA pointer of audio in 1 */
#define PCI_ADP3          0x134  /* Audio DMA pointer of audio out 2 */
#define PCI_ADP4          0x138  /* Audio DMA pointer of audio in 2 */
#define PCI_DMA_DDP       0x13C  /* DEBI DMA pointer */

#define LEVEL_REP         0x140,
#define A_TIME_SLOT1      0x180,  /* from 180 - 1BC */
#define A_TIME_SLOT2      0x1C0,  /* from 1C0 - 1FC */

/* isr masks */
#define SPCI_PPEF       0x80000000  /* PCI parity error */
#define SPCI_PABO       0x40000000  /* PCI access error (target or master abort) */
#define SPCI_PPED       0x20000000  /* PCI parity error on 'real time data' */
#define SPCI_RPS_I1     0x10000000  /* Interrupt issued by RPS1 */
#define SPCI_RPS_I0     0x08000000  /* Interrupt issued by RPS0 */
#define SPCI_RPS_LATE1  0x04000000  /* RPS task 1 is late */
#define SPCI_RPS_LATE0  0x02000000  /* RPS task 0 is late */
#define SPCI_RPS_E1     0x01000000  /* RPS error from task 1 */
#define SPCI_RPS_E0     0x00800000  /* RPS error from task 0 */
#define SPCI_RPS_TO1    0x00400000  /* RPS timeout task 1 */
#define SPCI_RPS_TO0    0x00200000  /* RPS timeout task 0 */
#define SPCI_UPLD       0x00100000  /* RPS in upload */
#define SPCI_DEBI_S     0x00080000  /* DEBI status */
#define SPCI_DEBI_E     0x00040000  /* DEBI error */
#define SPCI_IIC_S      0x00020000  /* I2C status */
#define SPCI_IIC_E      0x00010000  /* I2C error */
#define SPCI_A2_IN      0x00008000  /* Audio 2 input DMA protection / limit */
#define SPCI_A2_OUT     0x00004000  /* Audio 2 output DMA protection / limit */
#define SPCI_A1_IN      0x00002000  /* Audio 1 input DMA protection / limit */
#define SPCI_A1_OUT     0x00001000  /* Audio 1 output DMA protection / limit */
#define SPCI_AFOU       0x00000800  /* Audio FIFO over- / underflow */
#define SPCI_V_PE       0x00000400  /* Video protection address */
#define SPCI_VFOU       0x00000200  /* Video FIFO over- / underflow */
#define SPCI_FIDA       0x00000100  /* Field ID video port A */
#define SPCI_FIDB       0x00000080  /* Field ID video port B */
#define SPCI_PIN3       0x00000040  /* GPIO pin 3 */
#define SPCI_PIN2       0x00000020  /* GPIO pin 2 */
#define SPCI_PIN1       0x00000010  /* GPIO pin 1 */
#define SPCI_PIN0       0x00000008  /* GPIO pin 0 */
#define SPCI_ECS        0x00000004  /* Event counter 1, 2, 4, 5 */
#define SPCI_EC3S       0x00000002  /* Event counter 3 */
#define SPCI_EC0S       0x00000001  /* Event counter 0 */

/* i2c */
#define	SAA7146_I2C_ABORT	(1<<7)
#define	SAA7146_I2C_SPERR	(1<<6)
#define	SAA7146_I2C_APERR	(1<<5)
#define	SAA7146_I2C_DTERR	(1<<4)
#define	SAA7146_I2C_DRERR	(1<<3)
#define	SAA7146_I2C_AL		(1<<2)
#define	SAA7146_I2C_ERR		(1<<1)
#define	SAA7146_I2C_BUSY	(1<<0)

#define	SAA7146_I2C_START	(0x3)
#define	SAA7146_I2C_CONT	(0x2)
#define	SAA7146_I2C_STOP	(0x1)
#define	SAA7146_I2C_NOP		(0x0)

#define SAA7146_I2C_BUS_BIT_RATE_6400	(0x500)
#define SAA7146_I2C_BUS_BIT_RATE_3200	(0x100)
#define SAA7146_I2C_BUS_BIT_RATE_480	(0x400)
#define SAA7146_I2C_BUS_BIT_RATE_320	(0x600)
#define SAA7146_I2C_BUS_BIT_RATE_240	(0x700)
#define SAA7146_I2C_BUS_BIT_RATE_120	(0x000)
#define SAA7146_I2C_BUS_BIT_RATE_80	(0x200)
#define SAA7146_I2C_BUS_BIT_RATE_60	(0x300)

static inline void SAA7146_IER_DISABLE(struct saa7146_dev *x, unsigned y)
{
	unsigned long flags;
	spin_lock_irqsave(&x->int_slock, flags);
	saa7146_write(x, IER, saa7146_read(x, IER) & ~y);
	spin_unlock_irqrestore(&x->int_slock, flags);
}

static inline void SAA7146_IER_ENABLE(struct saa7146_dev *x, unsigned y)
{
	unsigned long flags;
	spin_lock_irqsave(&x->int_slock, flags);
	saa7146_write(x, IER, saa7146_read(x, IER) | y);
	spin_unlock_irqrestore(&x->int_slock, flags);
}

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef __SAA7146__
	2	#define __SAA7146__
	3
1da177e4 LT	4	#include <linux/module.h> /* for module-version */
	5	#include <linux/delay.h> /* for delay-stuff */
	6	#include <linux/slab.h> /* for kmalloc/kfree */
	7	#include <linux/pci.h> /* for pci-config-stuff, vendor ids etc. */
	8	#include <linux/init.h> /* for "__init" */
	9	#include <linux/interrupt.h> /* for IMMEDIATE_BH */
	10	#include <linux/kmod.h> /* for kernel module loader */
	11	#include <linux/i2c.h> /* for i2c subsystem */
	12	#include <asm/io.h> /* for accessing devices */
	13	#include <linux/stringify.h>
3593cab5	14	#include <linux/mutex.h>
11763609	15	#include <linux/scatterlist.h>
3593cab5	16
1da177e4 LT	17	#include <linux/vmalloc.h> /* for vmalloc() */
	18	#include <linux/mm.h> /* for vmalloc_to_page() */
	19
674434c6	20	#define SAA7146_VERSION_CODE 0x000500 /* 0.5.0 */
1da177e4 LT	21
	22	#define saa7146_write(sxy,adr,dat) writel((dat),(sxy->mem+(adr)))
	23	#define saa7146_read(sxy,adr) readl(sxy->mem+(adr))
	24
	25	extern unsigned int saa7146_debug;
	26
367cb704	27	//#define DEBUG_PROLOG printk("(0x%08x)(0x%08x) %s: %s(): ",(dev==0?-1:(dev->mem==0?-1:saa7146_read(dev,RPS_ADDR0))),(dev==0?-1:(dev->mem==0?-1:saa7146_read(dev,IER))),KBUILD_MODNAME,__FUNCTION__)
1da177e4 LT	28
	29	#ifndef DEBUG_VARIABLE
	30	#define DEBUG_VARIABLE saa7146_debug
	31	#endif
	32
367cb704 SR	33	#define DEBUG_PROLOG printk("%s: %s(): ",KBUILD_MODNAME,__FUNCTION__)
367cb704 SR	34	#define INFO(x) { printk("%s: ",KBUILD_MODNAME); printk x; }
1da177e4 LT	35
	36	#define ERR(x) { DEBUG_PROLOG; printk x; }
	37
	38	#define DEB_S(x) if (0!=(DEBUG_VARIABLE&0x01)) { DEBUG_PROLOG; printk x; } /* simple debug messages */
	39	#define DEB_D(x) if (0!=(DEBUG_VARIABLE&0x02)) { DEBUG_PROLOG; printk x; } /* more detailed debug messages */
	40	#define DEB_EE(x) if (0!=(DEBUG_VARIABLE&0x04)) { DEBUG_PROLOG; printk x; } /* print enter and exit of functions */
	41	#define DEB_I2C(x) if (0!=(DEBUG_VARIABLE&0x08)) { DEBUG_PROLOG; printk x; } /* i2c debug messages */
	42	#define DEB_VBI(x) if (0!=(DEBUG_VARIABLE&0x10)) { DEBUG_PROLOG; printk x; } /* vbi debug messages */
	43	#define DEB_INT(x) if (0!=(DEBUG_VARIABLE&0x20)) { DEBUG_PROLOG; printk x; } /* interrupt debug messages */
	44	#define DEB_CAP(x) if (0!=(DEBUG_VARIABLE&0x40)) { DEBUG_PROLOG; printk x; } /* capture debug messages */
	45
1da177e4 LT	46	#define SAA7146_ISR_CLEAR(x,y) \
	47	saa7146_write(x, ISR, (y));
	48
	49	struct saa7146_dev;
	50	struct saa7146_extension;
	51	struct saa7146_vv;
	52
	53	/* saa7146 page table */
	54	struct saa7146_pgtable {
	55	unsigned int size;
	56	u32 *cpu;
	57	dma_addr_t dma;
	58	/* used for offsets for u,v planes for planar capture modes */
	59	unsigned long offset;
	60	/* used for custom pagetables (used for example by budget dvb cards) */
	61	struct scatterlist *slist;
87c3019d	62	int nents;
1da177e4 LT	63	};
	64
	65	struct saa7146_pci_extension_data {
	66	struct saa7146_extension *ext;
	67	void ext_priv; / most likely a name string */
	68	};
	69
	70	#define MAKE_EXTENSION_PCI(x_var, x_vendor, x_device) \
	71	{ \
	72	.vendor = PCI_VENDOR_ID_PHILIPS, \
	73	.device = PCI_DEVICE_ID_PHILIPS_SAA7146, \
	74	.subvendor = x_vendor, \
	75	.subdevice = x_device, \
	76	.driver_data = (unsigned long)& x_var, \
	77	}
	78
	79	struct saa7146_extension
	80	{
	81	char name[32]; /* name of the device */
	82	#define SAA7146_USE_I2C_IRQ 0x1
	83	#define SAA7146_I2C_SHORT_DELAY 0x2
	84	int flags;
	85
	86	/* pairs of subvendor and subdevice ids for
	87	supported devices, last entry 0xffff, 0xfff */
	88	struct module *module;
	89	struct pci_driver driver;
	90	struct pci_device_id *pci_tbl;
	91
	92	/* extension functions */
	93	int (probe)(struct saa7146_dev );
	94	int (attach)(struct saa7146_dev , struct saa7146_pci_extension_data *);
	95	int (detach)(struct saa7146_dev);
	96
	97	u32 irq_mask; /* mask to indicate, which irq-events are handled by the extension */
	98	void (irq_func)(struct saa7146_dev, u32* irq_mask);
	99	};
	100
	101	struct saa7146_dma
	102	{
	103	dma_addr_t dma_handle;
	104	u32 *cpu_addr;
	105	};
	106
	107	struct saa7146_dev
	108	{
	109	struct module *module;
	110
	111	struct list_head item;
	112
	113	/* different device locks */
	114	spinlock_t slock;
3593cab5	115	struct mutex lock;
1da177e4 LT	116
1da177e4 LT	117	unsigned char __iomem mem; / pointer to mapped IO memory */
804b4458	118	u32 revision; /* chip revision; needed for bug-workarounds*/
1da177e4 LT	119
	120	/* pci-device & irq stuff*/
	121	char name[32];
	122	struct pci_dev *pci;
	123	u32 int_todo;
	124	spinlock_t int_slock;
	125
	126	/* extension handling */
	127	struct saa7146_extension ext; / indicates if handled by extension */
	128	void ext_priv; / pointer for extension private use (most likely some private data) */
	129	struct saa7146_ext_vv *ext_vv_data;
	130
	131	/* per device video/vbi informations (if available) */
	132	struct saa7146_vv *vv_data;
	133	void (vv_callback)(struct saa7146_dev dev, unsigned long status);
	134
	135	/* i2c-stuff */
3593cab5 IM	136	struct mutex i2c_lock;
	137
	138	u32 i2c_bitrate;
	139	struct saa7146_dma d_i2c; /* pointer to i2c memory */
	140	wait_queue_head_t i2c_wq;
	141	int i2c_op;
1da177e4 LT	142
1da177e4 LT	143	/* memories */
3593cab5 IM	144	struct saa7146_dma d_rps0;
3593cab5 IM	145	struct saa7146_dma d_rps1;
1da177e4 LT	146	};
	147
	148	/* from saa7146_i2c.c */
	149	int saa7146_i2c_adapter_prepare(struct saa7146_dev dev, struct i2c_adapter i2c_adapter, u32 bitrate);
1da177e4 LT	150
	151	/* from saa7146_core.c */
	152	extern struct list_head saa7146_devices;
3593cab5	153	extern struct mutex saa7146_devices_lock;
1da177e4 LT	154	int saa7146_register_extension(struct saa7146_extension*);
	155	int saa7146_unregister_extension(struct saa7146_extension*);
	156	struct saa7146_format* format_by_fourcc(struct saa7146_dev *dev, int fourcc);
	157	int saa7146_pgtable_alloc(struct pci_dev pci, struct saa7146_pgtable pt);
	158	void saa7146_pgtable_free(struct pci_dev pci, struct saa7146_pgtable pt);
	159	int saa7146_pgtable_build_single(struct pci_dev pci, struct saa7146_pgtable pt, struct scatterlist *list, int length );
804b4458 OE	160	void saa7146_vmalloc_build_pgtable(struct pci_dev pci, long length, struct saa7146_pgtable *pt);
804b4458 OE	161	void saa7146_vfree_destroy_pgtable(struct pci_dev pci, void mem, struct saa7146_pgtable *pt);
1da177e4 LT	162	void saa7146_setgpio(struct saa7146_dev *dev, int port, u32 data);
	163	int saa7146_wait_for_debi_done(struct saa7146_dev *dev, int nobusyloop);
	164
	165	/* some memory sizes */
	166	#define SAA7146_I2C_MEM ( 1*PAGE_SIZE)
	167	#define SAA7146_RPS_MEM ( 1*PAGE_SIZE)
	168
	169	/* some i2c constants */
	170	#define SAA7146_I2C_TIMEOUT 100 /* i2c-timeout-value in ms */
	171	#define SAA7146_I2C_RETRIES 3 /* how many times shall we retry an i2c-operation? */
	172	#define SAA7146_I2C_DELAY 5 /* time we wait after certain i2c-operations */
	173
	174	/* unsorted defines */
	175	#define ME1 0x0000000800
	176	#define PV1 0x0000000008
	177
	178	/* gpio defines */
	179	#define SAA7146_GPIO_INPUT 0x00
	180	#define SAA7146_GPIO_IRQHI 0x10
	181	#define SAA7146_GPIO_IRQLO 0x20
	182	#define SAA7146_GPIO_IRQHL 0x30
	183	#define SAA7146_GPIO_OUTLO 0x40
	184	#define SAA7146_GPIO_OUTHI 0x50
	185
	186	/* debi defines */
	187	#define DEBINOSWAP 0x000e0000
	188
	189	/* define for the register programming sequencer (rps) */
	190	#define CMD_NOP 0x00000000 /* No operation */
	191	#define CMD_CLR_EVENT 0x00000000 /* Clear event */
	192	#define CMD_SET_EVENT 0x10000000 /* Set signal event */
	193	#define CMD_PAUSE 0x20000000 /* Pause */
	194	#define CMD_CHECK_LATE 0x30000000 /* Check late */
	195	#define CMD_UPLOAD 0x40000000 /* Upload */
	196	#define CMD_STOP 0x50000000 /* Stop */
	197	#define CMD_INTERRUPT 0x60000000 /* Interrupt */
	198	#define CMD_JUMP 0x80000000 /* Jump */
	199	#define CMD_WR_REG 0x90000000 /* Write (load) register */
	200	#define CMD_RD_REG 0xa0000000 /* Read (store) register */
	201	#define CMD_WR_REG_MASK 0xc0000000 /* Write register with mask */
	202
	203	#define CMD_OAN MASK_27
	204	#define CMD_INV MASK_26
	205	#define CMD_SIG4 MASK_25
	206	#define CMD_SIG3 MASK_24
	207	#define CMD_SIG2 MASK_23
	208	#define CMD_SIG1 MASK_22
	209	#define CMD_SIG0 MASK_21
	210	#define CMD_O_FID_B MASK_14
	211	#define CMD_E_FID_B MASK_13
	212	#define CMD_O_FID_A MASK_12
	213	#define CMD_E_FID_A MASK_11
	214
	215	/* some events and command modifiers for rps1 squarewave generator */
	216	#define EVT_HS (1<<15) // Source Line Threshold reached
	217	#define EVT_VBI_B (1<<9) // VSYNC Event
	218	#define RPS_OAN (1<<27) // 1: OR events, 0: AND events
	219	#define RPS_INV (1<<26) // Invert (compound) event
	220	#define GPIO3_MSK 0xFF000000 // GPIO #3 control bits
	221
	222	/* Bit mask constants */
	223	#define MASK_00 0x00000001 /* Mask value for bit 0 */
	224	#define MASK_01 0x00000002 /* Mask value for bit 1 */
	225	#define MASK_02 0x00000004 /* Mask value for bit 2 */
226	#define MASK_03 0x00000008 /* Mask value for bit 3 */
227	#define MASK_04 0x00000010 /* Mask value for bit 4 */
228	#define MASK_05 0x00000020 /* Mask value for bit 5 */
229	#define MASK_06 0x00000040 /* Mask value for bit 6 */
230	#define MASK_07 0x00000080 /* Mask value for bit 7 */
231	#define MASK_08 0x00000100 /* Mask value for bit 8 */
232	#define MASK_09 0x00000200 /* Mask value for bit 9 */
233	#define MASK_10 0x00000400 /* Mask value for bit 10 */
234	#define MASK_11 0x00000800 /* Mask value for bit 11 */
235	#define MASK_12 0x00001000 /* Mask value for bit 12 */
236	#define MASK_13 0x00002000 /* Mask value for bit 13 */
237	#define MASK_14 0x00004000 /* Mask value for bit 14 */
238	#define MASK_15 0x00008000 /* Mask value for bit 15 */
239	#define MASK_16 0x00010000 /* Mask value for bit 16 */
240	#define MASK_17 0x00020000 /* Mask value for bit 17 */
241	#define MASK_18 0x00040000 /* Mask value for bit 18 */
242	#define MASK_19 0x00080000 /* Mask value for bit 19 */
243	#define MASK_20 0x00100000 /* Mask value for bit 20 */
244	#define MASK_21 0x00200000 /* Mask value for bit 21 */
245	#define MASK_22 0x00400000 /* Mask value for bit 22 */
246	#define MASK_23 0x00800000 /* Mask value for bit 23 */
247	#define MASK_24 0x01000000 /* Mask value for bit 24 */
248	#define MASK_25 0x02000000 /* Mask value for bit 25 */
249	#define MASK_26 0x04000000 /* Mask value for bit 26 */
250	#define MASK_27 0x08000000 /* Mask value for bit 27 */
251	#define MASK_28 0x10000000 /* Mask value for bit 28 */
252	#define MASK_29 0x20000000 /* Mask value for bit 29 */
253	#define MASK_30 0x40000000 /* Mask value for bit 30 */
254	#define MASK_31 0x80000000 /* Mask value for bit 31 */
255
256	#define MASK_B0 0x000000ff /* Mask value for byte 0 */
257	#define MASK_B1 0x0000ff00 /* Mask value for byte 1 */
258	#define MASK_B2 0x00ff0000 /* Mask value for byte 2 */
259	#define MASK_B3 0xff000000 /* Mask value for byte 3 */
260
261	#define MASK_W0 0x0000ffff /* Mask value for word 0 */
262	#define MASK_W1 0xffff0000 /* Mask value for word 1 */
263
264	#define MASK_PA 0xfffffffc /* Mask value for physical address */
265	#define MASK_PR 0xfffffffe /* Mask value for protection register */
266	#define MASK_ER 0xffffffff /* Mask value for the entire register */
267
268	#define MASK_NONE 0x00000000 /* No mask */
269
270	/* register aliases */
271	#define BASE_ODD1 0x00 /* Video DMA 1 registers */
272	#define BASE_EVEN1 0x04
273	#define PROT_ADDR1 0x08
274	#define PITCH1 0x0C
275	#define BASE_PAGE1 0x10 /* Video DMA 1 base page */
276	#define NUM_LINE_BYTE1 0x14
277
278	#define BASE_ODD2 0x18 /* Video DMA 2 registers */
279	#define BASE_EVEN2 0x1C
280	#define PROT_ADDR2 0x20
281	#define PITCH2 0x24
282	#define BASE_PAGE2 0x28 /* Video DMA 2 base page */
283	#define NUM_LINE_BYTE2 0x2C
284
285	#define BASE_ODD3 0x30 /* Video DMA 3 registers */
286	#define BASE_EVEN3 0x34
287	#define PROT_ADDR3 0x38
288	#define PITCH3 0x3C
289	#define BASE_PAGE3 0x40 /* Video DMA 3 base page */
290	#define NUM_LINE_BYTE3 0x44
291
292	#define PCI_BT_V1 0x48 /* Video/FIFO 1 */
293	#define PCI_BT_V2 0x49 /* Video/FIFO 2 */
294	#define PCI_BT_V3 0x4A /* Video/FIFO 3 */
295	#define PCI_BT_DEBI 0x4B /* DEBI */
296	#define PCI_BT_A 0x4C /* Audio */
297
298	#define DD1_INIT 0x50 /* Init setting of DD1 interface */
299
300	#define DD1_STREAM_B 0x54 /* DD1 B video data stream handling */
301	#define DD1_STREAM_A 0x56 /* DD1 A video data stream handling */
302
303	#define BRS_CTRL 0x58 /* BRS control register */
304	#define HPS_CTRL 0x5C /* HPS control register */
305	#define HPS_V_SCALE 0x60 /* HPS vertical scale */
306	#define HPS_V_GAIN 0x64 /* HPS vertical ACL and gain */
307	#define HPS_H_PRESCALE 0x68 /* HPS horizontal prescale */
308	#define HPS_H_SCALE 0x6C /* HPS horizontal scale */
309	#define BCS_CTRL 0x70 /* BCS control */
310	#define CHROMA_KEY_RANGE 0x74
311	#define CLIP_FORMAT_CTRL 0x78 /* HPS outputs formats & clipping */
312
313	#define DEBI_CONFIG 0x7C
314	#define DEBI_COMMAND 0x80
315	#define DEBI_PAGE 0x84
316	#define DEBI_AD 0x88
317
318	#define I2C_TRANSFER 0x8C
319	#define I2C_STATUS 0x90
320
321	#define BASE_A1_IN 0x94 /* Audio 1 input DMA */
322	#define PROT_A1_IN 0x98
323	#define PAGE_A1_IN 0x9C
324
325	#define BASE_A1_OUT 0xA0 /* Audio 1 output DMA */
326	#define PROT_A1_OUT 0xA4
327	#define PAGE_A1_OUT 0xA8
328
329	#define BASE_A2_IN 0xAC /* Audio 2 input DMA */
330	#define PROT_A2_IN 0xB0
331	#define PAGE_A2_IN 0xB4
332
333	#define BASE_A2_OUT 0xB8 /* Audio 2 output DMA */
334	#define PROT_A2_OUT 0xBC
335	#define PAGE_A2_OUT 0xC0
336
337	#define RPS_PAGE0 0xC4 /* RPS task 0 page register */
338	#define RPS_PAGE1 0xC8 /* RPS task 1 page register */
339
340	#define RPS_THRESH0 0xCC /* HBI threshold for task 0 */
341	#define RPS_THRESH1 0xD0 /* HBI threshold for task 1 */
342
343	#define RPS_TOV0 0xD4 /* RPS timeout for task 0 */
344	#define RPS_TOV1 0xD8 /* RPS timeout for task 1 */
345
346	#define IER 0xDC /* Interrupt enable register */
347
348	#define GPIO_CTRL 0xE0 /* GPIO 0-3 register */
349
350	#define EC1SSR 0xE4 /* Event cnt set 1 source select */
351	#define EC2SSR 0xE8 /* Event cnt set 2 source select */
352	#define ECT1R 0xEC /* Event cnt set 1 thresholds */
353	#define ECT2R 0xF0 /* Event cnt set 2 thresholds */
354
355	#define ACON1 0xF4
356	#define ACON2 0xF8
357
358	#define MC1 0xFC /* Main control register 1 */
359	#define MC2 0x100 /* Main control register 2 */
360
361	#define RPS_ADDR0 0x104 /* RPS task 0 address register */
362	#define RPS_ADDR1 0x108 /* RPS task 1 address register */
363
364	#define ISR 0x10C /* Interrupt status register */
365	#define PSR 0x110 /* Primary status register */
366	#define SSR 0x114 /* Secondary status register */
367
368	#define EC1R 0x118 /* Event counter set 1 register */
369	#define EC2R 0x11C /* Event counter set 2 register */
370
371	#define PCI_VDP1 0x120 /* Video DMA pointer of FIFO 1 */
372	#define PCI_VDP2 0x124 /* Video DMA pointer of FIFO 2 */
373	#define PCI_VDP3 0x128 /* Video DMA pointer of FIFO 3 */
374	#define PCI_ADP1 0x12C /* Audio DMA pointer of audio out 1 */
375	#define PCI_ADP2 0x130 /* Audio DMA pointer of audio in 1 */
376	#define PCI_ADP3 0x134 /* Audio DMA pointer of audio out 2 */
377	#define PCI_ADP4 0x138 /* Audio DMA pointer of audio in 2 */
378	#define PCI_DMA_DDP 0x13C /* DEBI DMA pointer */
379
380	#define LEVEL_REP 0x140,
381	#define A_TIME_SLOT1 0x180, /* from 180 - 1BC */
382	#define A_TIME_SLOT2 0x1C0, /* from 1C0 - 1FC */
383
384	/* isr masks */
385	#define SPCI_PPEF 0x80000000 /* PCI parity error */
386	#define SPCI_PABO 0x40000000 /* PCI access error (target or master abort) */
387	#define SPCI_PPED 0x20000000 /* PCI parity error on 'real time data' */
388	#define SPCI_RPS_I1 0x10000000 /* Interrupt issued by RPS1 */
389	#define SPCI_RPS_I0 0x08000000 /* Interrupt issued by RPS0 */
390	#define SPCI_RPS_LATE1 0x04000000 /* RPS task 1 is late */
391	#define SPCI_RPS_LATE0 0x02000000 /* RPS task 0 is late */
392	#define SPCI_RPS_E1 0x01000000 /* RPS error from task 1 */
393	#define SPCI_RPS_E0 0x00800000 /* RPS error from task 0 */
394	#define SPCI_RPS_TO1 0x00400000 /* RPS timeout task 1 */
395	#define SPCI_RPS_TO0 0x00200000 /* RPS timeout task 0 */
396	#define SPCI_UPLD 0x00100000 /* RPS in upload */
397	#define SPCI_DEBI_S 0x00080000 /* DEBI status */
398	#define SPCI_DEBI_E 0x00040000 /* DEBI error */
399	#define SPCI_IIC_S 0x00020000 /* I2C status */
400	#define SPCI_IIC_E 0x00010000 /* I2C error */
401	#define SPCI_A2_IN 0x00008000 /* Audio 2 input DMA protection / limit */
402	#define SPCI_A2_OUT 0x00004000 /* Audio 2 output DMA protection / limit */
403	#define SPCI_A1_IN 0x00002000 /* Audio 1 input DMA protection / limit */
404	#define SPCI_A1_OUT 0x00001000 /* Audio 1 output DMA protection / limit */
405	#define SPCI_AFOU 0x00000800 /* Audio FIFO over- / underflow */
406	#define SPCI_V_PE 0x00000400 /* Video protection address */
407	#define SPCI_VFOU 0x00000200 /* Video FIFO over- / underflow */
408	#define SPCI_FIDA 0x00000100 /* Field ID video port A */
409	#define SPCI_FIDB 0x00000080 /* Field ID video port B */
410	#define SPCI_PIN3 0x00000040 /* GPIO pin 3 */
411	#define SPCI_PIN2 0x00000020 /* GPIO pin 2 */
412	#define SPCI_PIN1 0x00000010 /* GPIO pin 1 */
413	#define SPCI_PIN0 0x00000008 /* GPIO pin 0 */
414	#define SPCI_ECS 0x00000004 /* Event counter 1, 2, 4, 5 */
415	#define SPCI_EC3S 0x00000002 /* Event counter 3 */
416	#define SPCI_EC0S 0x00000001 /* Event counter 0 */
417
418	/* i2c */
419	#define SAA7146_I2C_ABORT (1<<7)
420	#define SAA7146_I2C_SPERR (1<<6)
421	#define SAA7146_I2C_APERR (1<<5)
422	#define SAA7146_I2C_DTERR (1<<4)
423	#define SAA7146_I2C_DRERR (1<<3)
424	#define SAA7146_I2C_AL (1<<2)
425	#define SAA7146_I2C_ERR (1<<1)
426	#define SAA7146_I2C_BUSY (1<<0)
427
428	#define SAA7146_I2C_START (0x3)
429	#define SAA7146_I2C_CONT (0x2)
430	#define SAA7146_I2C_STOP (0x1)
431	#define SAA7146_I2C_NOP (0x0)
432
433	#define SAA7146_I2C_BUS_BIT_RATE_6400 (0x500)
434	#define SAA7146_I2C_BUS_BIT_RATE_3200 (0x100)
435	#define SAA7146_I2C_BUS_BIT_RATE_480 (0x400)
436	#define SAA7146_I2C_BUS_BIT_RATE_320 (0x600)
437	#define SAA7146_I2C_BUS_BIT_RATE_240 (0x700)
438	#define SAA7146_I2C_BUS_BIT_RATE_120 (0x000)
439	#define SAA7146_I2C_BUS_BIT_RATE_80 (0x200)
440	#define SAA7146_I2C_BUS_BIT_RATE_60 (0x300)
441
4207700d OE	442	static inline void SAA7146_IER_DISABLE(struct saa7146_dev *x, unsigned y)
	443	{
	444	unsigned long flags;
	445	spin_lock_irqsave(&x->int_slock, flags);
	446	saa7146_write(x, IER, saa7146_read(x, IER) & ~y);
	447	spin_unlock_irqrestore(&x->int_slock, flags);
	448	}
	449
	450	static inline void SAA7146_IER_ENABLE(struct saa7146_dev *x, unsigned y)
	451	{
	452	unsigned long flags;
	453	spin_lock_irqsave(&x->int_slock, flags);
	454	saa7146_write(x, IER, saa7146_read(x, IER) \| y);
	455	spin_unlock_irqrestore(&x->int_slock, flags);
	456	}
	457
1da177e4	458	#endif