cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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cx231xx.h (29093B)


      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3   cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
      4
      5   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
      6	Based on em28xx driver
      7
      8 */
      9
     10#ifndef _CX231XX_H
     11#define _CX231XX_H
     12
     13#include <linux/videodev2.h>
     14#include <linux/types.h>
     15#include <linux/ioctl.h>
     16#include <linux/i2c.h>
     17#include <linux/workqueue.h>
     18#include <linux/mutex.h>
     19#include <linux/usb.h>
     20
     21#include <media/drv-intf/cx2341x.h>
     22
     23#include <media/videobuf2-vmalloc.h>
     24#include <media/v4l2-device.h>
     25#include <media/v4l2-ctrls.h>
     26#include <media/v4l2-fh.h>
     27#include <media/rc-core.h>
     28#include <media/i2c/ir-kbd-i2c.h>
     29
     30#include "cx231xx-reg.h"
     31#include "cx231xx-pcb-cfg.h"
     32#include "cx231xx-conf-reg.h"
     33
     34#define DRIVER_NAME                     "cx231xx"
     35#define PWR_SLEEP_INTERVAL              10
     36
     37/* I2C addresses for control block in Cx231xx */
     38#define     AFE_DEVICE_ADDRESS		0x60
     39#define     I2S_BLK_DEVICE_ADDRESS	0x98
     40#define     VID_BLK_I2C_ADDRESS		0x88
     41#define     VERVE_I2C_ADDRESS           0x40
     42#define     DIF_USE_BASEBAND            0xFFFFFFFF
     43
     44/* Boards supported by driver */
     45#define CX231XX_BOARD_UNKNOWN		    0
     46#define CX231XX_BOARD_CNXT_CARRAERA	1
     47#define CX231XX_BOARD_CNXT_SHELBY	2
     48#define CX231XX_BOARD_CNXT_RDE_253S	3
     49#define CX231XX_BOARD_CNXT_RDU_253S	4
     50#define CX231XX_BOARD_CNXT_VIDEO_GRABBER	5
     51#define CX231XX_BOARD_CNXT_RDE_250	6
     52#define CX231XX_BOARD_CNXT_RDU_250	7
     53#define CX231XX_BOARD_HAUPPAUGE_EXETER  8
     54#define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
     55#define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
     56#define CX231XX_BOARD_PV_XCAPTURE_USB 11
     57#define CX231XX_BOARD_KWORLD_UB430_USB_HYBRID 12
     58#define CX231XX_BOARD_ICONBIT_U100 13
     59#define CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL 14
     60#define CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC 15
     61#define CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2 16
     62#define CX231XX_BOARD_OTG102 17
     63#define CX231XX_BOARD_KWORLD_UB445_USB_HYBRID 18
     64#define CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx 19
     65#define CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx 20
     66#define CX231XX_BOARD_HAUPPAUGE_955Q 21
     67#define CX231XX_BOARD_TERRATEC_GRABBY 22
     68#define CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD 23
     69#define CX231XX_BOARD_ASTROMETA_T2HYBRID 24
     70#define CX231XX_BOARD_THE_IMAGING_SOURCE_DFG_USB2_PRO 25
     71#define CX231XX_BOARD_HAUPPAUGE_935C 26
     72#define CX231XX_BOARD_HAUPPAUGE_975 27
     73
     74/* Limits minimum and default number of buffers */
     75#define CX231XX_MIN_BUF                 4
     76#define CX231XX_DEF_BUF                 12
     77#define CX231XX_DEF_VBI_BUF             6
     78
     79#define VBI_LINE_COUNT                  17
     80#define VBI_LINE_LENGTH                 1440
     81
     82/*Limits the max URB message size */
     83#define URB_MAX_CTRL_SIZE               80
     84
     85/* Params for validated field */
     86#define CX231XX_BOARD_NOT_VALIDATED     1
     87#define CX231XX_BOARD_VALIDATED		0
     88
     89/* maximum number of cx231xx boards */
     90#define CX231XX_MAXBOARDS               8
     91
     92/* maximum number of frames that can be queued */
     93#define CX231XX_NUM_FRAMES              5
     94
     95/* number of buffers for isoc transfers */
     96#define CX231XX_NUM_BUFS                8
     97
     98/* number of packets for each buffer
     99   windows requests only 40 packets .. so we better do the same
    100   this is what I found out for all alternate numbers there!
    101 */
    102#define CX231XX_NUM_PACKETS             40
    103
    104/* default alternate; 0 means choose the best */
    105#define CX231XX_PINOUT                  0
    106
    107#define CX231XX_INTERLACED_DEFAULT      1
    108
    109/* time to wait when stopping the isoc transfer */
    110#define CX231XX_URB_TIMEOUT		\
    111		msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
    112
    113#define CX231xx_NORMS (\
    114	V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
    115	V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
    116	V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
    117	V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
    118
    119#define SLEEP_S5H1432    30
    120#define CX23417_OSC_EN   8
    121#define CX23417_RESET    9
    122
    123struct cx23417_fmt {
    124	u32   fourcc;          /* v4l2 format id */
    125	int   depth;
    126	int   flags;
    127	u32   cxformat;
    128};
    129enum cx231xx_mode {
    130	CX231XX_SUSPEND,
    131	CX231XX_ANALOG_MODE,
    132	CX231XX_DIGITAL_MODE,
    133};
    134
    135enum cx231xx_std_mode {
    136	CX231XX_TV_AIR = 0,
    137	CX231XX_TV_CABLE
    138};
    139
    140enum cx231xx_stream_state {
    141	STREAM_OFF,
    142	STREAM_INTERRUPT,
    143	STREAM_ON,
    144};
    145
    146struct cx231xx;
    147
    148struct cx231xx_isoc_ctl {
    149	/* max packet size of isoc transaction */
    150	int max_pkt_size;
    151
    152	/* number of allocated urbs */
    153	int num_bufs;
    154
    155	/* urb for isoc transfers */
    156	struct urb **urb;
    157
    158	/* transfer buffers for isoc transfer */
    159	char **transfer_buffer;
    160
    161	/* Last buffer command and region */
    162	u8 cmd;
    163	int pos, size, pktsize;
    164
    165	/* Last field: ODD or EVEN? */
    166	int field;
    167
    168	/* Stores incomplete commands */
    169	u32 tmp_buf;
    170	int tmp_buf_len;
    171
    172	/* Stores already requested buffers */
    173	struct cx231xx_buffer *buf;
    174
    175	/* Stores the number of received fields */
    176	int nfields;
    177
    178	/* isoc urb callback */
    179	int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
    180};
    181
    182struct cx231xx_bulk_ctl {
    183	/* max packet size of bulk transaction */
    184	int max_pkt_size;
    185
    186	/* number of allocated urbs */
    187	int num_bufs;
    188
    189	/* urb for bulk transfers */
    190	struct urb **urb;
    191
    192	/* transfer buffers for bulk transfer */
    193	char **transfer_buffer;
    194
    195	/* Last buffer command and region */
    196	u8 cmd;
    197	int pos, size, pktsize;
    198
    199	/* Last field: ODD or EVEN? */
    200	int field;
    201
    202	/* Stores incomplete commands */
    203	u32 tmp_buf;
    204	int tmp_buf_len;
    205
    206	/* Stores already requested buffers */
    207	struct cx231xx_buffer *buf;
    208
    209	/* Stores the number of received fields */
    210	int nfields;
    211
    212	/* bulk urb callback */
    213	int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
    214};
    215
    216struct cx231xx_fmt {
    217	char *name;
    218	u32 fourcc;		/* v4l2 format id */
    219	int depth;
    220	int reg;
    221};
    222
    223/* buffer for one video frame */
    224struct cx231xx_buffer {
    225	/* common v4l buffer stuff -- must be first */
    226	struct vb2_v4l2_buffer vb;
    227	struct list_head list;
    228	struct list_head frame;
    229	int top_field;
    230	int receiving;
    231};
    232
    233enum ps_package_head {
    234	CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
    235	CX231XX_NONEED_PS_PACKAGE_HEAD
    236};
    237
    238struct cx231xx_dmaqueue {
    239	struct list_head active;
    240
    241	wait_queue_head_t wq;
    242
    243	/* Counters to control buffer fill */
    244	int pos;
    245	u8 is_partial_line;
    246	u8 partial_buf[8];
    247	u8 last_sav;
    248	int current_field;
    249	u32 bytes_left_in_line;
    250	u32 lines_completed;
    251	u8 field1_done;
    252	u32 lines_per_field;
    253	u32 sequence;
    254
    255	/*Mpeg2 control buffer*/
    256	u8 *p_left_data;
    257	u32 left_data_count;
    258	u8 mpeg_buffer_done;
    259	u32 mpeg_buffer_completed;
    260	enum ps_package_head add_ps_package_head;
    261	char ps_head[10];
    262};
    263
    264/* inputs */
    265
    266#define MAX_CX231XX_INPUT               4
    267
    268enum cx231xx_itype {
    269	CX231XX_VMUX_COMPOSITE1 = 1,
    270	CX231XX_VMUX_SVIDEO,
    271	CX231XX_VMUX_TELEVISION,
    272	CX231XX_VMUX_CABLE,
    273	CX231XX_RADIO,
    274	CX231XX_VMUX_DVB,
    275};
    276
    277enum cx231xx_v_input {
    278	CX231XX_VIN_1_1 = 0x1,
    279	CX231XX_VIN_2_1,
    280	CX231XX_VIN_3_1,
    281	CX231XX_VIN_4_1,
    282	CX231XX_VIN_1_2 = 0x01,
    283	CX231XX_VIN_2_2,
    284	CX231XX_VIN_3_2,
    285	CX231XX_VIN_1_3 = 0x1,
    286	CX231XX_VIN_2_3,
    287	CX231XX_VIN_3_3,
    288};
    289
    290/* cx231xx has two audio inputs: tuner and line in */
    291enum cx231xx_amux {
    292	/* This is the only entry for cx231xx tuner input */
    293	CX231XX_AMUX_VIDEO,	/* cx231xx tuner */
    294	CX231XX_AMUX_LINE_IN,	/* Line In */
    295};
    296
    297struct cx231xx_reg_seq {
    298	unsigned char bit;
    299	unsigned char val;
    300	int sleep;
    301};
    302
    303struct cx231xx_input {
    304	enum cx231xx_itype type;
    305	unsigned int vmux;
    306	enum cx231xx_amux amux;
    307	struct cx231xx_reg_seq *gpio;
    308};
    309
    310#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
    311
    312enum cx231xx_decoder {
    313	CX231XX_NODECODER,
    314	CX231XX_AVDECODER
    315};
    316
    317enum CX231XX_I2C_MASTER_PORT {
    318	I2C_0 = 0,       /* master 0 - internal connection */
    319	I2C_1 = 1,       /* master 1 - used with mux */
    320	I2C_2 = 2,       /* master 2 */
    321	I2C_1_MUX_1 = 3, /* master 1 - port 1 (I2C_DEMOD_EN = 0) */
    322	I2C_1_MUX_3 = 4  /* master 1 - port 3 (I2C_DEMOD_EN = 1) */
    323};
    324
    325struct cx231xx_board {
    326	char *name;
    327	int vchannels;
    328	int tuner_type;
    329	int tuner_addr;
    330	v4l2_std_id norm;	/* tv norm */
    331
    332	/* demod related */
    333	int demod_addr;
    334	int demod_addr2;
    335	u8 demod_xfer_mode;	/* 0 - Serial; 1 - parallel */
    336
    337	/* GPIO Pins */
    338	struct cx231xx_reg_seq *dvb_gpio;
    339	struct cx231xx_reg_seq *suspend_gpio;
    340	struct cx231xx_reg_seq *tuner_gpio;
    341		/* Negative means don't use it */
    342	s8 tuner_sif_gpio;
    343	s8 tuner_scl_gpio;
    344	s8 tuner_sda_gpio;
    345
    346	/* PIN ctrl */
    347	u32 ctl_pin_status_mask;
    348	u8 agc_analog_digital_select_gpio;
    349	u32 gpio_pin_status_mask;
    350
    351	/* i2c masters */
    352	u8 tuner_i2c_master;
    353	u8 demod_i2c_master;
    354	u8 ir_i2c_master;
    355
    356	/* for devices with I2C chips for IR */
    357	char *rc_map_name;
    358
    359	unsigned int max_range_640_480:1;
    360	unsigned int has_dvb:1;
    361	unsigned int has_417:1;
    362	unsigned int valid:1;
    363	unsigned int no_alt_vanc:1;
    364	unsigned int external_av:1;
    365
    366	unsigned char xclk, i2c_speed;
    367
    368	enum cx231xx_decoder decoder;
    369	int output_mode;
    370
    371	struct cx231xx_input input[MAX_CX231XX_INPUT];
    372	struct cx231xx_input radio;
    373	struct rc_map *ir_codes;
    374};
    375
    376/* device states */
    377enum cx231xx_dev_state {
    378	DEV_INITIALIZED = 0x01,
    379	DEV_DISCONNECTED = 0x02,
    380};
    381
    382enum AFE_MODE {
    383	AFE_MODE_LOW_IF,
    384	AFE_MODE_BASEBAND,
    385	AFE_MODE_EU_HI_IF,
    386	AFE_MODE_US_HI_IF,
    387	AFE_MODE_JAPAN_HI_IF
    388};
    389
    390enum AUDIO_INPUT {
    391	AUDIO_INPUT_MUTE,
    392	AUDIO_INPUT_LINE,
    393	AUDIO_INPUT_TUNER_TV,
    394	AUDIO_INPUT_SPDIF,
    395	AUDIO_INPUT_TUNER_FM
    396};
    397
    398#define CX231XX_AUDIO_BUFS              5
    399#define CX231XX_NUM_AUDIO_PACKETS       16
    400#define CX231XX_ISO_NUM_AUDIO_PACKETS	64
    401
    402/* cx231xx extensions */
    403#define CX231XX_AUDIO                   0x10
    404#define CX231XX_DVB                     0x20
    405
    406struct cx231xx_audio {
    407	char name[50];
    408	char *transfer_buffer[CX231XX_AUDIO_BUFS];
    409	struct urb *urb[CX231XX_AUDIO_BUFS];
    410	struct usb_device *udev;
    411	unsigned int capture_transfer_done;
    412	struct snd_pcm_substream *capture_pcm_substream;
    413
    414	unsigned int hwptr_done_capture;
    415	struct snd_card *sndcard;
    416
    417	int users, shutdown;
    418	/* locks */
    419	spinlock_t slock;
    420
    421	int alt;		/* alternate */
    422	int max_pkt_size;	/* max packet size of isoc transaction */
    423	int num_alt;		/* Number of alternative settings */
    424	unsigned int *alt_max_pkt_size;	/* array of wMaxPacketSize */
    425	u16 end_point_addr;
    426};
    427
    428/*****************************************************************/
    429/* set/get i2c */
    430/* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
    431#define I2C_SPEED_1M            0x0
    432#define I2C_SPEED_400K          0x1
    433#define I2C_SPEED_100K          0x2
    434#define I2C_SPEED_5M            0x3
    435
    436/* 0-- STOP transaction */
    437#define I2C_STOP                0x0
    438/* 1-- do not transmit STOP at end of transaction */
    439#define I2C_NOSTOP              0x1
    440/* 1--allow slave to insert clock wait states */
    441#define I2C_SYNC                0x1
    442
    443struct cx231xx_i2c {
    444	struct cx231xx *dev;
    445
    446	int nr;
    447
    448	/* i2c i/o */
    449	struct i2c_adapter i2c_adap;
    450	int i2c_rc;
    451
    452	/* different settings for each bus */
    453	u8 i2c_period;
    454	u8 i2c_nostop;
    455	u8 i2c_reserve;
    456};
    457
    458struct cx231xx_i2c_xfer_data {
    459	u8 dev_addr;
    460	u8 direction;		/* 1 - IN, 0 - OUT */
    461	u8 saddr_len;		/* sub address len */
    462	u16 saddr_dat;		/* sub addr data */
    463	u8 buf_size;		/* buffer size */
    464	u8 *p_buffer;		/* pointer to the buffer */
    465};
    466
    467struct VENDOR_REQUEST_IN {
    468	u8 bRequest;
    469	u16 wValue;
    470	u16 wIndex;
    471	u16 wLength;
    472	u8 direction;
    473	u8 bData;
    474	u8 *pBuff;
    475};
    476
    477struct cx231xx_tvnorm {
    478	char		*name;
    479	v4l2_std_id	id;
    480	u32		cxiformat;
    481	u32		cxoformat;
    482};
    483
    484enum TRANSFER_TYPE {
    485	Raw_Video = 0,
    486	Audio,
    487	Vbi,			/* VANC */
    488	Sliced_cc,		/* HANC */
    489	TS1_serial_mode,
    490	TS2,
    491	TS1_parallel_mode
    492} ;
    493
    494struct cx231xx_video_mode {
    495	/* Isoc control struct */
    496	struct cx231xx_dmaqueue vidq;
    497	struct cx231xx_isoc_ctl isoc_ctl;
    498	struct cx231xx_bulk_ctl bulk_ctl;
    499	/* locks */
    500	spinlock_t slock;
    501
    502	/* usb transfer */
    503	int alt;		/* alternate */
    504	int max_pkt_size;	/* max packet size of isoc transaction */
    505	int num_alt;		/* Number of alternative settings */
    506	unsigned int *alt_max_pkt_size;	/* array of wMaxPacketSize */
    507	u16 end_point_addr;
    508};
    509
    510struct cx231xx_tsport {
    511	struct cx231xx *dev;
    512
    513	int                        nr;
    514	int                        sram_chno;
    515
    516	/* dma queues */
    517
    518	u32                        ts_packet_size;
    519	u32                        ts_packet_count;
    520
    521	int                        width;
    522	int                        height;
    523
    524	/* locks */
    525	spinlock_t                 slock;
    526
    527	/* registers */
    528	u32                        reg_gpcnt;
    529	u32                        reg_gpcnt_ctl;
    530	u32                        reg_dma_ctl;
    531	u32                        reg_lngth;
    532	u32                        reg_hw_sop_ctrl;
    533	u32                        reg_gen_ctrl;
    534	u32                        reg_bd_pkt_status;
    535	u32                        reg_sop_status;
    536	u32                        reg_fifo_ovfl_stat;
    537	u32                        reg_vld_misc;
    538	u32                        reg_ts_clk_en;
    539	u32                        reg_ts_int_msk;
    540	u32                        reg_ts_int_stat;
    541	u32                        reg_src_sel;
    542
    543	/* Default register vals */
    544	int                        pci_irqmask;
    545	u32                        dma_ctl_val;
    546	u32                        ts_int_msk_val;
    547	u32                        gen_ctrl_val;
    548	u32                        ts_clk_en_val;
    549	u32                        src_sel_val;
    550	u32                        vld_misc_val;
    551	u32                        hw_sop_ctrl_val;
    552
    553	/* Allow a single tsport to have multiple frontends */
    554	u32                        num_frontends;
    555	void                       *port_priv;
    556};
    557
    558/* main device struct */
    559struct cx231xx {
    560	/* generic device properties */
    561	char name[30];		/* name (including minor) of the device */
    562	int model;		/* index in the device_data struct */
    563	int devno;		/* marks the number of this device */
    564	struct device *dev;	/* pointer to USB interface's dev */
    565
    566	struct cx231xx_board board;
    567
    568	/* For I2C IR support */
    569	struct IR_i2c_init_data    init_data;
    570	struct i2c_client          *ir_i2c_client;
    571
    572	unsigned int stream_on:1;	/* Locks streams */
    573	unsigned int vbi_stream_on:1;	/* Locks streams for VBI */
    574	unsigned int has_audio_class:1;
    575	unsigned int has_alsa_audio:1;
    576
    577	unsigned int i2c_scan_running:1; /* true only during i2c_scan */
    578
    579	struct cx231xx_fmt *format;
    580
    581	struct v4l2_device v4l2_dev;
    582	struct v4l2_subdev *sd_cx25840;
    583	struct v4l2_subdev *sd_tuner;
    584	struct v4l2_ctrl_handler ctrl_handler;
    585	struct v4l2_ctrl_handler radio_ctrl_handler;
    586	struct cx2341x_handler mpeg_ctrl_handler;
    587
    588	struct work_struct wq_trigger;		/* Trigger to start/stop audio for alsa module */
    589	atomic_t	   stream_started;	/* stream should be running if true */
    590
    591	struct list_head devlist;
    592
    593	int tuner_type;		/* type of the tuner */
    594	int tuner_addr;		/* tuner address */
    595
    596	/* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
    597	struct cx231xx_i2c i2c_bus[3];
    598	struct i2c_mux_core *muxc;
    599	struct i2c_adapter *i2c_mux_adap[2];
    600
    601	unsigned int xc_fw_load_done:1;
    602	unsigned int port_3_switch_enabled:1;
    603	/* locks */
    604	struct mutex gpio_i2c_lock;
    605	struct mutex i2c_lock;
    606
    607	/* video for linux */
    608	int users;		/* user count for exclusive use */
    609	struct video_device vdev;	/* video for linux device struct */
    610	v4l2_std_id norm;	/* selected tv norm */
    611	int ctl_freq;		/* selected frequency */
    612	unsigned int ctl_ainput;	/* selected audio input */
    613
    614	/* frame properties */
    615	int width;		/* current frame width */
    616	int height;		/* current frame height */
    617	int interlaced;		/* 1=interlace fields, 0=just top fields */
    618	unsigned int size;
    619
    620	struct cx231xx_audio adev;
    621
    622	/* states */
    623	enum cx231xx_dev_state state;
    624
    625	struct work_struct request_module_wk;
    626
    627	/* locks */
    628	struct mutex lock;
    629	struct mutex ctrl_urb_lock;	/* protects urb_buf */
    630	struct list_head inqueue, outqueue;
    631	wait_queue_head_t open, wait_frame, wait_stream;
    632	struct video_device vbi_dev;
    633	struct video_device radio_dev;
    634
    635#if defined(CONFIG_MEDIA_CONTROLLER)
    636	struct media_device *media_dev;
    637	struct media_pad video_pad, vbi_pad;
    638	struct media_entity input_ent[MAX_CX231XX_INPUT];
    639	struct media_pad input_pad[MAX_CX231XX_INPUT];
    640#endif
    641
    642	struct vb2_queue vidq;
    643	struct vb2_queue vbiq;
    644
    645	unsigned char eedata[256];
    646
    647	struct cx231xx_video_mode video_mode;
    648	struct cx231xx_video_mode vbi_mode;
    649	struct cx231xx_video_mode sliced_cc_mode;
    650	struct cx231xx_video_mode ts1_mode;
    651
    652	atomic_t devlist_count;
    653
    654	struct usb_device *udev;	/* the usb device */
    655	char urb_buf[URB_MAX_CTRL_SIZE];	/* urb control msg buffer */
    656
    657	/* helper funcs that call usb_control_msg */
    658	int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
    659				      char *buf, int len);
    660	int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
    661				       char *buf, int len);
    662	int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
    663				struct cx231xx_i2c_xfer_data *req_data);
    664	int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
    665				      u8 *buf, u8 len);
    666	int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
    667				       u8 *buf, u8 len);
    668
    669	int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
    670	int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
    671
    672	enum cx231xx_mode mode;
    673
    674	struct cx231xx_dvb *dvb;
    675
    676	/* Cx231xx supported PCB config's */
    677	struct pcb_config current_pcb_config;
    678	u8 current_scenario_idx;
    679	u8 interface_count;
    680	u8 max_iad_interface_count;
    681
    682	/* GPIO related register direction and values */
    683	u32 gpio_dir;
    684	u32 gpio_val;
    685
    686	/* Power Modes */
    687	int power_mode;
    688
    689	/* afe parameters */
    690	enum AFE_MODE afe_mode;
    691	u32 afe_ref_count;
    692
    693	/* video related parameters */
    694	u32 video_input;
    695	u32 active_mode;
    696	u8 vbi_or_sliced_cc_mode;	/* 0 - vbi ; 1 - sliced cc mode */
    697	enum cx231xx_std_mode std_mode;	/* 0 - Air; 1 - cable */
    698
    699	/*mode: digital=1 or analog=0*/
    700	u8 mode_tv;
    701
    702	u8 USE_ISO;
    703	struct cx231xx_tvnorm      encodernorm;
    704	struct cx231xx_tsport      ts1, ts2;
    705	struct vb2_queue	   mpegq;
    706	struct video_device        v4l_device;
    707	atomic_t                   v4l_reader_count;
    708	u32                        freq;
    709	unsigned int               input;
    710	u32                        cx23417_mailbox;
    711	u32                        __iomem *lmmio;
    712	u8                         __iomem *bmmio;
    713};
    714
    715extern struct list_head cx231xx_devlist;
    716
    717#define cx25840_call(cx231xx, o, f, args...) \
    718	v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
    719#define tuner_call(cx231xx, o, f, args...) \
    720	v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
    721#define call_all(dev, o, f, args...) \
    722	v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
    723
    724struct cx231xx_ops {
    725	struct list_head next;
    726	char *name;
    727	int id;
    728	int (*init) (struct cx231xx *);
    729	int (*fini) (struct cx231xx *);
    730};
    731
    732/* call back functions in dvb module */
    733int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
    734int cx231xx_reset_analog_tuner(struct cx231xx *dev);
    735
    736/* Provided by cx231xx-i2c.c */
    737void cx231xx_do_i2c_scan(struct cx231xx *dev, int i2c_port);
    738int cx231xx_i2c_register(struct cx231xx_i2c *bus);
    739void cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
    740int cx231xx_i2c_mux_create(struct cx231xx *dev);
    741int cx231xx_i2c_mux_register(struct cx231xx *dev, int mux_no);
    742void cx231xx_i2c_mux_unregister(struct cx231xx *dev);
    743struct i2c_adapter *cx231xx_get_i2c_adap(struct cx231xx *dev, int i2c_port);
    744
    745/* Internal block control functions */
    746int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
    747		 u8 saddr_len, u32 *data, u8 data_len, int master);
    748int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
    749		 u8 saddr_len, u32 data, u8 data_len, int master);
    750int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
    751			  u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
    752int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
    753			   u16 saddr, u8 saddr_len, u32 data, u8 data_len);
    754int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
    755			   u16 register_address, u8 bit_start, u8 bit_end,
    756			   u32 value);
    757int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
    758					u16 saddr, u32 mask, u32 value);
    759u32 cx231xx_set_field(u32 field_mask, u32 data);
    760
    761/*verve r/w*/
    762void initGPIO(struct cx231xx *dev);
    763void uninitGPIO(struct cx231xx *dev);
    764/* afe related functions */
    765int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
    766int cx231xx_afe_init_channels(struct cx231xx *dev);
    767int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
    768int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
    769int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
    770int cx231xx_afe_update_power_control(struct cx231xx *dev,
    771					enum AV_MODE avmode);
    772int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
    773
    774/* i2s block related functions */
    775int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
    776int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
    777					enum AV_MODE avmode);
    778int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
    779
    780/* DIF related functions */
    781int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
    782					  u32 function_mode, u32 standard);
    783void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
    784					 u8 spectral_invert, u32 mode);
    785u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
    786void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
    787					 u8 spectral_invert, u32 mode);
    788void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
    789void reset_s5h1432_demod(struct cx231xx *dev);
    790void cx231xx_dump_HH_reg(struct cx231xx *dev);
    791void update_HH_register_after_set_DIF(struct cx231xx *dev);
    792
    793
    794
    795int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
    796int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
    797int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
    798
    799/* video parser functions */
    800u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
    801			     u32 *p_bytes_used);
    802u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
    803				 u32 *p_bytes_used);
    804int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
    805		    u8 *p_buffer, u32 bytes_to_copy);
    806void cx231xx_reset_video_buffer(struct cx231xx *dev,
    807				struct cx231xx_dmaqueue *dma_q);
    808u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
    809u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
    810			    u8 *p_line, u32 length, int field_number);
    811u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
    812			   u8 sav_eav, u8 *p_buffer, u32 buffer_size);
    813void cx231xx_swab(u16 *from, u16 *to, u16 len);
    814
    815/* Provided by cx231xx-core.c */
    816
    817u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
    818void cx231xx_queue_unusedframes(struct cx231xx *dev);
    819void cx231xx_release_buffers(struct cx231xx *dev);
    820
    821/* read from control pipe */
    822int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
    823			  char *buf, int len);
    824
    825/* write to control pipe */
    826int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
    827			   char *buf, int len);
    828int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
    829
    830int cx231xx_send_vendor_cmd(struct cx231xx *dev,
    831				struct VENDOR_REQUEST_IN *ven_req);
    832int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
    833				struct cx231xx_i2c_xfer_data *req_data);
    834
    835/* Gpio related functions */
    836int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
    837			  u8 len, u8 request, u8 direction);
    838int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
    839int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
    840			       int pin_value);
    841
    842int cx231xx_gpio_i2c_start(struct cx231xx *dev);
    843int cx231xx_gpio_i2c_end(struct cx231xx *dev);
    844int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
    845int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
    846int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
    847int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
    848int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
    849
    850int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
    851int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
    852
    853/* audio related functions */
    854int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
    855				    enum AUDIO_INPUT audio_input);
    856
    857int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
    858int cx231xx_set_video_alternate(struct cx231xx *dev);
    859int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
    860int is_fw_load(struct cx231xx *dev);
    861int cx231xx_check_fw(struct cx231xx *dev);
    862int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
    863		      int num_bufs, int max_pkt_size,
    864		      int (*isoc_copy) (struct cx231xx *dev,
    865					struct urb *urb));
    866int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
    867		      int num_bufs, int max_pkt_size,
    868		      int (*bulk_copy) (struct cx231xx *dev,
    869					struct urb *urb));
    870void cx231xx_stop_TS1(struct cx231xx *dev);
    871void cx231xx_start_TS1(struct cx231xx *dev);
    872void cx231xx_uninit_isoc(struct cx231xx *dev);
    873void cx231xx_uninit_bulk(struct cx231xx *dev);
    874int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
    875int cx231xx_unmute_audio(struct cx231xx *dev);
    876int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
    877void cx231xx_disable656(struct cx231xx *dev);
    878void cx231xx_enable656(struct cx231xx *dev);
    879int cx231xx_demod_reset(struct cx231xx *dev);
    880int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
    881
    882/* Device list functions */
    883void cx231xx_release_resources(struct cx231xx *dev);
    884void cx231xx_release_analog_resources(struct cx231xx *dev);
    885int cx231xx_register_analog_devices(struct cx231xx *dev);
    886void cx231xx_remove_from_devlist(struct cx231xx *dev);
    887void cx231xx_add_into_devlist(struct cx231xx *dev);
    888void cx231xx_init_extension(struct cx231xx *dev);
    889void cx231xx_close_extension(struct cx231xx *dev);
    890
    891/* hardware init functions */
    892int cx231xx_dev_init(struct cx231xx *dev);
    893void cx231xx_dev_uninit(struct cx231xx *dev);
    894void cx231xx_config_i2c(struct cx231xx *dev);
    895int cx231xx_config(struct cx231xx *dev);
    896
    897/* Stream control functions */
    898int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
    899int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
    900
    901int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
    902
    903/* Power control functions */
    904int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
    905int cx231xx_power_suspend(struct cx231xx *dev);
    906
    907/* chip specific control functions */
    908int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
    909int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
    910					      u8 analog_or_digital);
    911int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
    912
    913/* video audio decoder related functions */
    914void video_mux(struct cx231xx *dev, int index);
    915int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
    916int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
    917int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
    918int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
    919
    920/* Provided by cx231xx-video.c */
    921int cx231xx_register_extension(struct cx231xx_ops *dev);
    922void cx231xx_unregister_extension(struct cx231xx_ops *dev);
    923void cx231xx_init_extension(struct cx231xx *dev);
    924void cx231xx_close_extension(struct cx231xx *dev);
    925void cx231xx_v4l2_create_entities(struct cx231xx *dev);
    926int cx231xx_querycap(struct file *file, void *priv,
    927			   struct v4l2_capability *cap);
    928int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
    929int cx231xx_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t);
    930int cx231xx_g_frequency(struct file *file, void *priv,
    931			      struct v4l2_frequency *f);
    932int cx231xx_s_frequency(struct file *file, void *priv,
    933			      const struct v4l2_frequency *f);
    934int cx231xx_enum_input(struct file *file, void *priv,
    935			     struct v4l2_input *i);
    936int cx231xx_g_input(struct file *file, void *priv, unsigned int *i);
    937int cx231xx_s_input(struct file *file, void *priv, unsigned int i);
    938int cx231xx_g_chip_info(struct file *file, void *fh, struct v4l2_dbg_chip_info *chip);
    939int cx231xx_g_register(struct file *file, void *priv,
    940			     struct v4l2_dbg_register *reg);
    941int cx231xx_s_register(struct file *file, void *priv,
    942			     const struct v4l2_dbg_register *reg);
    943
    944/* Provided by cx231xx-cards.c */
    945extern void cx231xx_pre_card_setup(struct cx231xx *dev);
    946extern void cx231xx_card_setup(struct cx231xx *dev);
    947extern struct cx231xx_board cx231xx_boards[];
    948extern struct usb_device_id cx231xx_id_table[];
    949extern const unsigned int cx231xx_bcount;
    950int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
    951
    952/* cx23885-417.c                                               */
    953extern int cx231xx_417_register(struct cx231xx *dev);
    954extern void cx231xx_417_unregister(struct cx231xx *dev);
    955
    956/* cx23885-input.c                                             */
    957
    958#if defined(CONFIG_VIDEO_CX231XX_RC)
    959int cx231xx_ir_init(struct cx231xx *dev);
    960void cx231xx_ir_exit(struct cx231xx *dev);
    961#else
    962static inline int cx231xx_ir_init(struct cx231xx *dev)
    963{
    964	return 0;
    965}
    966static inline void cx231xx_ir_exit(struct cx231xx *dev) {}
    967#endif
    968
    969static inline unsigned int norm_maxw(struct cx231xx *dev)
    970{
    971	if (dev->board.max_range_640_480)
    972		return 640;
    973	else
    974		return 720;
    975}
    976
    977static inline unsigned int norm_maxh(struct cx231xx *dev)
    978{
    979	if (dev->board.max_range_640_480)
    980		return 480;
    981	else
    982		return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
    983}
    984#endif