cx88.h

linux-2.6.15.6

/*
 *
 * v4l2 device driver for cx2388x based TV cards
 *
 * (c) 2003,04 Gerd Knorr <[e-mail]> [SUSE Labs]
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/pci.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <linux/videodev2.h>
#include <linux/kdev_t.h>

#include <media/tuner.h>
#include <media/tveeprom.h>
#include <media/audiochip.h>
#include <media/video-buf.h>
#include <media/video-buf-dvb.h>

#include "btcx-risc.h"
#include "cx88-reg.h"

#include <linux/version.h>
#define CX88_VERSION_CODE KERNEL_VERSION(0,0,5)

#ifndef TRUE
# define TRUE (1==1)
#endif
#ifndef FALSE
# define FALSE (1==0)
#endif
#define UNSET (-1U)

#define CX88_MAXBOARDS 8

/* Max number of inputs by card */
#define MAX_CX88_INPUT 8

/* ----------------------------------------------------------- */
/* defines and enums                                           */

#define FORMAT_FLAGS_PACKED       0x01
#define FORMAT_FLAGS_PLANAR       0x02

#define VBI_LINE_COUNT              17
#define VBI_LINE_LENGTH           2048

/* need "shadow" registers for some write-only ones ... */
#define SHADOW_AUD_VOL_CTL           1
#define SHADOW_AUD_BAL_CTL           2
#define SHADOW_MAX                   2

/* FM Radio deemphasis type */
enum cx88_deemph_type {
	FM_NO_DEEMPH = 0,
	FM_DEEMPH_50,
	FM_DEEMPH_75
};

/* ----------------------------------------------------------- */
/* tv norms                                                    */

struct cx88_tvnorm {
	char                   *name;
	v4l2_std_id            id;
	u32                    cxiformat;
	u32                    cxoformat;
};

static unsigned int inline norm_maxw(struct cx88_tvnorm *norm)
{
	return (norm->id & V4L2_STD_625_50) ? 768 : 640;
}


static unsigned int inline norm_maxh(struct cx88_tvnorm *norm)
{
	return (norm->id & V4L2_STD_625_50) ? 576 : 480;
}

/* ----------------------------------------------------------- */
/* static data                                                 */

struct cx8800_fmt {
	char  *name;
	u32   fourcc;          /* v4l2 format id */
	int   depth;
	int   flags;
	u32   cxformat;
};

struct cx88_ctrl {
	struct v4l2_queryctrl  v;
	u32                    off;
	u32                    reg;
	u32                    sreg;
	u32                    mask;
	u32                    shift;
};

/* ----------------------------------------------------------- */
/* SRAM memory management data (see cx88-core.c)               */

#define SRAM_CH21 0   /* video */
#define SRAM_CH22 1
#define SRAM_CH23 2
#define SRAM_CH24 3   /* vbi   */
#define SRAM_CH25 4   /* audio */
#define SRAM_CH26 5
#define SRAM_CH28 6   /* mpeg */
/* more */

struct sram_channel {
	char *name;
	u32  cmds_start;
	u32  ctrl_start;
	u32  cdt;
	u32  fifo_start;
	u32  fifo_size;
	u32  ptr1_reg;
	u32  ptr2_reg;
	u32  cnt1_reg;
	u32  cnt2_reg;
};
extern struct sram_channel cx88_sram_channels[];

/* ----------------------------------------------------------- */
/* card configuration                                          */

#define CX88_BOARD_NOAUTO               UNSET
#define CX88_BOARD_UNKNOWN                  0
#define CX88_BOARD_HAUPPAUGE                1
#define CX88_BOARD_GDI                      2
#define CX88_BOARD_PIXELVIEW                3
#define CX88_BOARD_ATI_WONDER_PRO           4
#define CX88_BOARD_WINFAST2000XP_EXPERT     5
#define CX88_BOARD_AVERTV_STUDIO_303        6
#define CX88_BOARD_MSI_TVANYWHERE_MASTER    7
#define CX88_BOARD_WINFAST_DV2000           8
#define CX88_BOARD_LEADTEK_PVR2000          9
#define CX88_BOARD_IODATA_GVVCP3PCI        10
#define CX88_BOARD_PROLINK_PLAYTVPVR       11
#define CX88_BOARD_ASUS_PVR_416            12
#define CX88_BOARD_MSI_TVANYWHERE          13
#define CX88_BOARD_KWORLD_DVB_T            14
#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
#define CX88_BOARD_KWORLD_LTV883           16
#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q  17
#define CX88_BOARD_HAUPPAUGE_DVB_T1        18
#define CX88_BOARD_CONEXANT_DVB_T1         19
#define CX88_BOARD_PROVIDEO_PV259          20
#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
#define CX88_BOARD_PCHDTV_HD3000           22
#define CX88_BOARD_DNTV_LIVE_DVB_T         23
#define CX88_BOARD_HAUPPAUGE_ROSLYN        24
#define CX88_BOARD_DIGITALLOGIC_MEC        25
#define CX88_BOARD_IODATA_GVBCTV7E         26
#define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T  28
#define CX88_BOARD_ADSTECH_DVB_T_PCI          29
#define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1  30
#define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
#define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
#define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
#define CX88_BOARD_ATI_HDTVWONDER          34
#define CX88_BOARD_WINFAST_DTV1000         35
#define CX88_BOARD_AVERTV_303              36

enum cx88_itype {
	CX88_VMUX_COMPOSITE1 = 1,
	CX88_VMUX_COMPOSITE2,
	CX88_VMUX_COMPOSITE3,
	CX88_VMUX_COMPOSITE4,
	CX88_VMUX_SVIDEO,
	CX88_VMUX_TELEVISION,
	CX88_VMUX_CABLE,
	CX88_VMUX_DVB,
	CX88_VMUX_DEBUG,
	CX88_RADIO,
};

struct cx88_input {
	enum cx88_itype type;
	unsigned int    vmux;
	u32             gpio0, gpio1, gpio2, gpio3;
};

struct cx88_board {
	char                    *name;
	unsigned int            tuner_type;
	unsigned int		radio_type;
	unsigned char		tuner_addr;
	unsigned char		radio_addr;
	int                     tda9887_conf;
	struct cx88_input       input[MAX_CX88_INPUT];
	struct cx88_input       radio;
	unsigned int            blackbird:1;
	unsigned int            dvb:1;
};

struct cx88_subid {
	u16     subvendor;
	u16     subdevice;
	u32     card;
};

#define INPUT(nr) (&cx88_boards[core->board].input[nr])

/* ----------------------------------------------------------- */
/* device / file handle status                                 */

#define RESOURCE_OVERLAY       1
#define RESOURCE_VIDEO         2
#define RESOURCE_VBI           4

#define BUFFER_TIMEOUT     (HZ/2)  /* 0.5 seconds */

/* buffer for one video frame */
struct cx88_buffer {
	/* common v4l buffer stuff -- must be first */
	struct videobuf_buffer vb;

	/* cx88 specific */
	unsigned int           bpl;
	struct btcx_riscmem    risc;
	struct cx8800_fmt      *fmt;
	u32                    count;
};

struct cx88_dmaqueue {
	struct list_head       active;
	struct list_head       queued;
	struct timer_list      timeout;
	struct btcx_riscmem    stopper;
	u32                    count;
};

struct cx88_core {
	struct list_head           devlist;
	atomic_t                   refcount;

	/* board name */
	int                        nr;
	char                       name[32];

	/* pci stuff */
	int                        pci_bus;
	int                        pci_slot;
	u32                        __iomem *lmmio;
	u8                         __iomem *bmmio;
	u32                        shadow[SHADOW_MAX];
	int                        pci_irqmask;

	/* i2c i/o */
	struct i2c_adapter         i2c_adap;
	struct i2c_algo_bit_data   i2c_algo;
	struct i2c_client          i2c_client;
	u32                        i2c_state, i2c_rc;

	/* config info -- analog */
	unsigned int               board;
	unsigned int               tuner_type;
	unsigned int               radio_type;
	unsigned char              tuner_addr;
	unsigned char              radio_addr;
	unsigned int               tda9887_conf;
	unsigned int               has_radio;

	/* config info -- dvb */
	struct dvb_pll_desc        *pll_desc;
	unsigned int               pll_addr;

	/* state info */
	struct task_struct         *kthread;
	struct cx88_tvnorm         *tvnorm;
	u32                        tvaudio;
	u32                        audiomode_manual;
	u32                        audiomode_current;
	u32                        input;
	u32                        astat;
	u32			   use_nicam;

	/* IR remote control state */
	struct cx88_IR             *ir;