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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * v4l2 device driver for cx2388x based TV cards4 *5 * (c) 2003,04 Gerd Knorr <kraxel@bytesex.org> [SUSE Labs]6 */7 8#ifndef CX88_H9#define CX88_H10 11#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt12 13#include <linux/pci.h>14#include <linux/i2c.h>15#include <linux/i2c-algo-bit.h>16#include <linux/videodev2.h>17#include <linux/kdev_t.h>18#include <linux/refcount.h>19 20#include <media/v4l2-device.h>21#include <media/v4l2-fh.h>22#include <media/tuner.h>23#include <media/tveeprom.h>24#include <media/videobuf2-dma-sg.h>25#include <media/drv-intf/cx2341x.h>26#include <media/videobuf2-dvb.h>27#include <media/i2c/ir-kbd-i2c.h>28#include <media/i2c/wm8775.h>29 30#include "cx88-reg.h"31#include "xc2028.h"32 33#include <linux/mutex.h>34 35#define CX88_VERSION "1.0.0"36 37#define UNSET (-1U)38 39#define CX88_MAXBOARDS 840 41/* Max number of inputs by card */42#define MAX_CX88_INPUT 843 44/* ----------------------------------------------------------- */45/* defines and enums                                           */46 47/* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM/LC */48#define CX88_NORMS (V4L2_STD_ALL		\49		    & ~V4L2_STD_PAL_H		\50		    & ~V4L2_STD_NTSC_M_KR	\51		    & ~V4L2_STD_SECAM_LC)52 53#define FORMAT_FLAGS_PACKED       0x0154#define FORMAT_FLAGS_PLANAR       0x0255 56#define VBI_LINE_PAL_COUNT              1857#define VBI_LINE_NTSC_COUNT             1258#define VBI_LINE_LENGTH           204859 60#define AUD_RDS_LINES		     461 62/* need "shadow" registers for some write-only ones ... */63#define SHADOW_AUD_VOL_CTL           164#define SHADOW_AUD_BAL_CTL           265#define SHADOW_MAX                   366 67/* FM Radio deemphasis type */68enum cx88_deemph_type {69	FM_NO_DEEMPH = 0,70	FM_DEEMPH_50,71	FM_DEEMPH_7572};73 74enum cx88_board_type {75	CX88_BOARD_NONE = 0,76	CX88_MPEG_DVB,77	CX88_MPEG_BLACKBIRD78};79 80enum cx8802_board_access {81	CX8802_DRVCTL_SHARED    = 1,82	CX8802_DRVCTL_EXCLUSIVE = 2,83};84 85/* ----------------------------------------------------------- */86/* tv norms                                                    */87 88static inline unsigned int norm_maxw(v4l2_std_id norm)89{90	return 720;91}92 93static inline unsigned int norm_maxh(v4l2_std_id norm)94{95	return (norm & V4L2_STD_525_60) ? 480 : 576;96}97 98/* ----------------------------------------------------------- */99/* static data                                                 */100 101struct cx8800_fmt {102	u32   fourcc;          /* v4l2 format id */103	int   depth;104	int   flags;105	u32   cxformat;106};107 108/* ----------------------------------------------------------- */109/* SRAM memory management data (see cx88-core.c)               */110 111#define SRAM_CH21 0   /* video */112#define SRAM_CH22 1113#define SRAM_CH23 2114#define SRAM_CH24 3   /* vbi   */115#define SRAM_CH25 4   /* audio */116#define SRAM_CH26 5117#define SRAM_CH28 6   /* mpeg */118#define SRAM_CH27 7   /* audio rds */119/* more */120 121struct sram_channel {122	const char *name;123	u32  cmds_start;124	u32  ctrl_start;125	u32  cdt;126	u32  fifo_start;127	u32  fifo_size;128	u32  ptr1_reg;129	u32  ptr2_reg;130	u32  cnt1_reg;131	u32  cnt2_reg;132};133 134extern const struct sram_channel cx88_sram_channels[];135 136/* ----------------------------------------------------------- */137/* card configuration                                          */138 139#define CX88_BOARD_NOAUTO               UNSET140#define CX88_BOARD_UNKNOWN                  0141#define CX88_BOARD_HAUPPAUGE                1142#define CX88_BOARD_GDI                      2143#define CX88_BOARD_PIXELVIEW                3144#define CX88_BOARD_ATI_WONDER_PRO           4145#define CX88_BOARD_WINFAST2000XP_EXPERT     5146#define CX88_BOARD_AVERTV_STUDIO_303        6147#define CX88_BOARD_MSI_TVANYWHERE_MASTER    7148#define CX88_BOARD_WINFAST_DV2000           8149#define CX88_BOARD_LEADTEK_PVR2000          9150#define CX88_BOARD_IODATA_GVVCP3PCI        10151#define CX88_BOARD_PROLINK_PLAYTVPVR       11152#define CX88_BOARD_ASUS_PVR_416            12153#define CX88_BOARD_MSI_TVANYWHERE          13154#define CX88_BOARD_KWORLD_DVB_T            14155#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15156#define CX88_BOARD_KWORLD_LTV883           16157#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q  17158#define CX88_BOARD_HAUPPAUGE_DVB_T1        18159#define CX88_BOARD_CONEXANT_DVB_T1         19160#define CX88_BOARD_PROVIDEO_PV259          20161#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21162#define CX88_BOARD_PCHDTV_HD3000           22163#define CX88_BOARD_DNTV_LIVE_DVB_T         23164#define CX88_BOARD_HAUPPAUGE_ROSLYN        24165#define CX88_BOARD_DIGITALLOGIC_MEC        25166#define CX88_BOARD_IODATA_GVBCTV7E         26167#define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27168#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T  28169#define CX88_BOARD_ADSTECH_DVB_T_PCI          29170#define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1  30171#define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31172#define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32173#define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33174#define CX88_BOARD_ATI_HDTVWONDER          34175#define CX88_BOARD_WINFAST_DTV1000         35176#define CX88_BOARD_AVERTV_303              36177#define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1  37178#define CX88_BOARD_HAUPPAUGE_NOVASE2_S1    38179#define CX88_BOARD_KWORLD_DVBS_100         39180#define CX88_BOARD_HAUPPAUGE_HVR1100       40181#define CX88_BOARD_HAUPPAUGE_HVR1100LP     41182#define CX88_BOARD_DNTV_LIVE_DVB_T_PRO     42183#define CX88_BOARD_KWORLD_DVB_T_CX22702    43184#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44185#define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45186#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46187#define CX88_BOARD_PCHDTV_HD5500           47188#define CX88_BOARD_KWORLD_MCE200_DELUXE    48189#define CX88_BOARD_PIXELVIEW_PLAYTV_P7000  49190#define CX88_BOARD_NPGTECH_REALTV_TOP10FM  50191#define CX88_BOARD_WINFAST_DTV2000H        51192#define CX88_BOARD_GENIATECH_DVBS          52193#define CX88_BOARD_HAUPPAUGE_HVR3000       53194#define CX88_BOARD_NORWOOD_MICRO           54195#define CX88_BOARD_TE_DTV_250_OEM_SWANN    55196#define CX88_BOARD_HAUPPAUGE_HVR1300       56197#define CX88_BOARD_ADSTECH_PTV_390         57198#define CX88_BOARD_PINNACLE_PCTV_HD_800i   58199#define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59200#define CX88_BOARD_PINNACLE_HYBRID_PCTV    60201#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61202#define CX88_BOARD_POWERCOLOR_REAL_ANGEL   62203#define CX88_BOARD_GENIATECH_X8000_MT      63204#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64205#define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65206#define CX88_BOARD_PROLINK_PV_8000GT       66207#define CX88_BOARD_KWORLD_ATSC_120         67208#define CX88_BOARD_HAUPPAUGE_HVR4000       68209#define CX88_BOARD_HAUPPAUGE_HVR4000LITE   69210#define CX88_BOARD_TEVII_S460              70211#define CX88_BOARD_OMICOM_SS4_PCI          71212#define CX88_BOARD_TBS_8920                72213#define CX88_BOARD_TEVII_S420              73214#define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74215#define CX88_BOARD_PROF_7300               75216#define CX88_BOARD_SATTRADE_ST4200         76217#define CX88_BOARD_TBS_8910                77218#define CX88_BOARD_PROF_6200               78219#define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79220#define CX88_BOARD_HAUPPAUGE_IRONLY        80221#define CX88_BOARD_WINFAST_DTV1800H        81222#define CX88_BOARD_WINFAST_DTV2000H_J      82223#define CX88_BOARD_PROF_7301               83224#define CX88_BOARD_SAMSUNG_SMT_7020        84225#define CX88_BOARD_TWINHAN_VP1027_DVBS     85226#define CX88_BOARD_TEVII_S464              86227#define CX88_BOARD_WINFAST_DTV2000H_PLUS   87228#define CX88_BOARD_WINFAST_DTV1800H_XC4000 88229#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89230#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90231#define CX88_BOARD_NOTONLYTV_LV3H          91232 233enum cx88_itype {234	CX88_VMUX_COMPOSITE1 = 1,235	CX88_VMUX_COMPOSITE2,236	CX88_VMUX_COMPOSITE3,237	CX88_VMUX_COMPOSITE4,238	CX88_VMUX_SVIDEO,239	CX88_VMUX_TELEVISION,240	CX88_VMUX_CABLE,241	CX88_VMUX_DVB,242	CX88_VMUX_DEBUG,243	CX88_RADIO,244};245 246struct cx88_input {247	enum cx88_itype type;248	u32             gpio0, gpio1, gpio2, gpio3;249	unsigned int    vmux:2;250	unsigned int    audioroute:4;251};252 253enum cx88_audio_chip {254	CX88_AUDIO_WM8775 = 1,255	CX88_AUDIO_TVAUDIO,256};257 258struct cx88_board {259	const char              *name;260	unsigned int            tuner_type;261	unsigned int		radio_type;262	unsigned char		tuner_addr;263	unsigned char		radio_addr;264	int                     tda9887_conf;265	struct cx88_input       input[MAX_CX88_INPUT];266	struct cx88_input       radio;267	enum cx88_board_type    mpeg;268	enum cx88_audio_chip	audio_chip;269	int			num_frontends;270 271	/* Used for I2S devices */272	int			i2sinputcntl;273};274 275struct cx88_subid {276	u16     subvendor;277	u16     subdevice;278	u32     card;279};280 281enum cx88_tvaudio {282	WW_NONE = 1,283	WW_BTSC,284	WW_BG,285	WW_DK,286	WW_I,287	WW_L,288	WW_EIAJ,289	WW_I2SPT,290	WW_FM,291	WW_I2SADC,292	WW_M293};294 295#define INPUT(nr) (core->board.input[nr])296 297/* ----------------------------------------------------------- */298/* device / file handle status                                 */299 300#define RESOURCE_OVERLAY       1301#define RESOURCE_VIDEO         2302#define RESOURCE_VBI           4303 304#define BUFFER_TIMEOUT     msecs_to_jiffies(2000)305 306struct cx88_riscmem {307	unsigned int   size;308	__le32         *cpu;309	__le32         *jmp;310	dma_addr_t     dma;311};312 313/* buffer for one video frame */314struct cx88_buffer {315	/* common v4l buffer stuff -- must be first */316	struct vb2_v4l2_buffer vb;317	struct list_head       list;318 319	/* cx88 specific */320	unsigned int           bpl;321	struct cx88_riscmem    risc;322};323 324struct cx88_dmaqueue {325	struct list_head       active;326	u32                    count;327};328 329struct cx8800_dev;330struct cx8802_dev;331 332struct cx88_core {333	struct list_head           devlist;334	refcount_t		   refcount;335 336	/* board name */337	int                        nr;338	char                       name[32];339	u32			   model;340 341	/* pci stuff */342	int                        pci_bus;343	int                        pci_slot;344	u32                        __iomem *lmmio;345	u8                         __iomem *bmmio;346	u32                        shadow[SHADOW_MAX];347	int                        pci_irqmask;348 349	/* i2c i/o */350	struct i2c_adapter         i2c_adap;351	struct i2c_algo_bit_data   i2c_algo;352	struct i2c_client          i2c_client;353	u32                        i2c_state, i2c_rc;354 355	/* config info -- analog */356	struct v4l2_device	   v4l2_dev;357	struct v4l2_ctrl_handler   video_hdl;358	struct v4l2_ctrl	   *chroma_agc;359	struct v4l2_ctrl_handler   audio_hdl;360	struct v4l2_subdev	   *sd_wm8775;361	struct i2c_client	   *i2c_rtc;362	unsigned int               boardnr;363	struct cx88_board	   board;364 365	/* Supported V4L _STD_ tuner formats */366	unsigned int               tuner_formats;367 368	/* config info -- dvb */369#if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)370	int	(*prev_set_voltage)(struct dvb_frontend *fe,371				    enum fe_sec_voltage voltage);372#endif373	void	(*gate_ctrl)(struct cx88_core *core, int open);374 375	/* state info */376	struct task_struct         *kthread;377	v4l2_std_id                tvnorm;378	unsigned int		   width, height;379	unsigned int		   field;380	enum cx88_tvaudio          tvaudio;381	u32                        audiomode_manual;382	u32                        audiomode_current;383	u32                        input;384	u32                        last_analog_input;385	u32                        astat;386	u32			   use_nicam;387	unsigned long		   last_change;388 389	/* IR remote control state */390	struct cx88_IR             *ir;391 392	/* I2C remote data */393	struct IR_i2c_init_data    init_data;394	struct wm8775_platform_data wm8775_data;395 396	struct mutex               lock;397	/* various v4l controls */398	u32                        freq;399 400	/*401	 * cx88-video needs to access cx8802 for hybrid tuner pll access and402	 * for vb2_is_busy() checks.403	 */404	struct cx8802_dev          *dvbdev;405	/* cx88-blackbird needs to access cx8800 for vb2_is_busy() checks */406	struct cx8800_dev          *v4ldev;407	enum cx88_board_type       active_type_id;408	int			   active_ref;409	int			   active_fe_id;410};411 412static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)413{414	return container_of(v4l2_dev, struct cx88_core, v4l2_dev);415}416 417#define call_hw(core, grpid, o, f, args...) \418	do {							\419		if (!core->i2c_rc) {				\420			if (core->gate_ctrl)			\421				core->gate_ctrl(core, 1);	\422			v4l2_device_call_all(&core->v4l2_dev,	\423					     grpid, o, f, ##args); \424			if (core->gate_ctrl)			\425				core->gate_ctrl(core, 0);	\426		}						\427	} while (0)428 429#define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)430 431#define WM8775_GID      (1 << 0)432 433#define wm8775_s_ctrl(core, id, val) \434	do {								\435		struct v4l2_ctrl *ctrl_ =				\436			v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id);\437		if (ctrl_ && !core->i2c_rc) {				\438			if (core->gate_ctrl)				\439				core->gate_ctrl(core, 1);		\440			v4l2_ctrl_s_ctrl(ctrl_, val);			\441			if (core->gate_ctrl)				\442				core->gate_ctrl(core, 0);		\443		}							\444	} while (0)445 446#define wm8775_g_ctrl(core, id) \447	({								\448		struct v4l2_ctrl *ctrl_ =				\449			v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id);\450		s32 val = 0;						\451		if (ctrl_ && !core->i2c_rc) {				\452			if (core->gate_ctrl)				\453				core->gate_ctrl(core, 1);		\454			val = v4l2_ctrl_g_ctrl(ctrl_);			\455			if (core->gate_ctrl)				\456				core->gate_ctrl(core, 0);		\457		}							\458		val;							\459	})460 461/* ----------------------------------------------------------- */462/* function 0: video stuff                                     */463 464struct cx8800_suspend_state {465	int                        disabled;466};467 468struct cx8800_dev {469	struct cx88_core           *core;470	spinlock_t                 slock;471 472	/* various device info */473	unsigned int               resources;474	struct video_device        video_dev;475	struct video_device        vbi_dev;476	struct video_device        radio_dev;477 478	/* pci i/o */479	struct pci_dev             *pci;480	unsigned char              pci_rev, pci_lat;481 482	const struct cx8800_fmt    *fmt;483 484	/* capture queues */485	struct cx88_dmaqueue       vidq;486	struct vb2_queue           vb2_vidq;487	struct cx88_dmaqueue       vbiq;488	struct vb2_queue           vb2_vbiq;489 490	/* various v4l controls */491 492	/* other global state info */493	struct cx8800_suspend_state state;494};495 496/* ----------------------------------------------------------- */497/* function 1: audio/alsa stuff                                */498/* =============> moved to cx88-alsa.c <====================== */499 500/* ----------------------------------------------------------- */501/* function 2: mpeg stuff                                      */502 503struct cx8802_suspend_state {504	int                        disabled;505};506 507struct cx8802_driver {508	struct cx88_core *core;509 510	/* List of drivers attached to device */511	struct list_head drvlist;512 513	/* Type of driver and access required */514	enum cx88_board_type type_id;515	enum cx8802_board_access hw_access;516 517	/* MPEG 8802 internal only */518	int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);519	int (*resume)(struct pci_dev *pci_dev);520 521	/* Callers to the following functions must hold core->lock */522 523	/* MPEG 8802 -> mini driver - Driver probe and configuration */524	int (*probe)(struct cx8802_driver *drv);525	int (*remove)(struct cx8802_driver *drv);526 527	/* MPEG 8802 -> mini driver - Access for hardware control */528	int (*advise_acquire)(struct cx8802_driver *drv);529	int (*advise_release)(struct cx8802_driver *drv);530 531	/* MPEG 8802 <- mini driver - Access for hardware control */532	int (*request_acquire)(struct cx8802_driver *drv);533	int (*request_release)(struct cx8802_driver *drv);534};535 536struct cx8802_dev {537	struct cx88_core           *core;538	spinlock_t                 slock;539 540	/* pci i/o */541	struct pci_dev             *pci;542	unsigned char              pci_rev, pci_lat;543 544	/* dma queues */545	struct cx88_dmaqueue       mpegq;546	struct vb2_queue           vb2_mpegq;547	u32                        ts_packet_size;548	u32                        ts_packet_count;549 550	/* other global state info */551	struct cx8802_suspend_state state;552 553	/* for blackbird only */554	struct list_head           devlist;555#if IS_ENABLED(CONFIG_VIDEO_CX88_BLACKBIRD)556	struct video_device        mpeg_dev;557	u32                        mailbox;558 559	/* mpeg params */560	struct cx2341x_handler     cxhdl;561 562#endif563 564#if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)565	/* for dvb only */566	struct vb2_dvb_frontends frontends;567#endif568 569#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)570	/* For VP3045 secondary I2C bus support */571	struct vp3054_i2c_state	   *vp3054;572#endif573	/* for switching modulation types */574	unsigned char              ts_gen_cntrl;575 576	/* List of attached drivers; must hold core->lock to access */577	struct list_head	   drvlist;578 579	struct work_struct	   request_module_wk;580};581 582/* ----------------------------------------------------------- */583 584#define cx_read(reg)             readl(core->lmmio + ((reg) >> 2))585#define cx_write(reg, value)     writel((value), core->lmmio + ((reg) >> 2))586#define cx_writeb(reg, value)    writeb((value), core->bmmio + (reg))587 588#define cx_andor(reg, mask, value) \589	writel((readl(core->lmmio + ((reg) >> 2)) & ~(mask)) |\590	((value) & (mask)), core->lmmio + ((reg) >> 2))591#define cx_set(reg, bit)         cx_andor((reg), (bit), (bit))592#define cx_clear(reg, bit)       cx_andor((reg), (bit), 0)593 594#define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }595 596/* shadow registers */597#define cx_sread(sreg)		    (core->shadow[sreg])598#define cx_swrite(sreg, reg, value) \599	(core->shadow[sreg] = value, \600	writel(core->shadow[sreg], core->lmmio + ((reg) >> 2)))601#define cx_sandor(sreg, reg, mask, value) \602	(core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | \603			       ((value) & (mask)), \604				writel(core->shadow[sreg], \605				       core->lmmio + ((reg) >> 2)))606 607/* ----------------------------------------------------------- */608/* cx88-core.c                                                 */609 610extern unsigned int cx88_core_debug;611 612void cx88_print_irqbits(const char *tag, const char *strings[],613			int len, u32 bits, u32 mask);614 615int cx88_core_irq(struct cx88_core *core, u32 status);616void cx88_wakeup(struct cx88_core *core,617		 struct cx88_dmaqueue *q, u32 count);618void cx88_shutdown(struct cx88_core *core);619int cx88_reset(struct cx88_core *core);620 621extern int622cx88_risc_buffer(struct pci_dev *pci, struct cx88_riscmem *risc,623		 struct scatterlist *sglist,624		 unsigned int top_offset, unsigned int bottom_offset,625		 unsigned int bpl, unsigned int padding, unsigned int lines);626extern int627cx88_risc_databuffer(struct pci_dev *pci, struct cx88_riscmem *risc,628		     struct scatterlist *sglist, unsigned int bpl,629		     unsigned int lines, unsigned int lpi);630 631void cx88_risc_disasm(struct cx88_core *core,632		      struct cx88_riscmem *risc);633int cx88_sram_channel_setup(struct cx88_core *core,634			    const struct sram_channel *ch,635			    unsigned int bpl, u32 risc);636void cx88_sram_channel_dump(struct cx88_core *core,637			    const struct sram_channel *ch);638 639int cx88_set_scale(struct cx88_core *core, unsigned int width,640		   unsigned int height, enum v4l2_field field);641int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);642 643void cx88_vdev_init(struct cx88_core *core,644		    struct pci_dev *pci,645		    struct video_device *vfd,646		    const struct video_device *template_,647		    const char *type);648struct cx88_core *cx88_core_get(struct pci_dev *pci);649void cx88_core_put(struct cx88_core *core,650		   struct pci_dev *pci);651 652int cx88_start_audio_dma(struct cx88_core *core);653int cx88_stop_audio_dma(struct cx88_core *core);654 655/* ----------------------------------------------------------- */656/* cx88-vbi.c                                                  */657 658/* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */659int cx8800_vbi_fmt(struct file *file, void *priv,660		   struct v4l2_format *f);661 662void cx8800_stop_vbi_dma(struct cx8800_dev *dev);663int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q);664 665extern const struct vb2_ops cx8800_vbi_qops;666 667/* ----------------------------------------------------------- */668/* cx88-i2c.c                                                  */669 670int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);671 672/* ----------------------------------------------------------- */673/* cx88-cards.c                                                */674 675int cx88_tuner_callback(void *dev, int component, int command, int arg);676int cx88_get_resources(const struct cx88_core *core,677		       struct pci_dev *pci);678struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);679void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);680 681/* ----------------------------------------------------------- */682/* cx88-tvaudio.c                                              */683 684void cx88_set_tvaudio(struct cx88_core *core);685void cx88_newstation(struct cx88_core *core);686void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);687void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);688int cx88_audio_thread(void *data);689 690int cx8802_register_driver(struct cx8802_driver *drv);691int cx8802_unregister_driver(struct cx8802_driver *drv);692 693/* Caller must hold core->lock */694struct cx8802_driver *cx8802_get_driver(struct cx8802_dev *dev,695					enum cx88_board_type btype);696 697/* ----------------------------------------------------------- */698/* cx88-dsp.c                                                  */699 700s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);701 702/* ----------------------------------------------------------- */703/* cx88-input.c                                                */704 705int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);706int cx88_ir_fini(struct cx88_core *core);707void cx88_ir_irq(struct cx88_core *core);708int cx88_ir_start(struct cx88_core *core);709void cx88_ir_stop(struct cx88_core *core);710void cx88_i2c_init_ir(struct cx88_core *core);711 712/* ----------------------------------------------------------- */713/* cx88-mpeg.c                                                 */714 715int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev,716		       struct cx88_buffer *buf);717void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);718void cx8802_cancel_buffers(struct cx8802_dev *dev);719int cx8802_start_dma(struct cx8802_dev    *dev,720		     struct cx88_dmaqueue *q,721		     struct cx88_buffer   *buf);722 723/* ----------------------------------------------------------- */724/* cx88-video.c*/725int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i);726int cx88_set_freq(struct cx88_core  *core, const struct v4l2_frequency *f);727int cx88_video_mux(struct cx88_core *core, unsigned int input);728int cx88_querycap(struct file *file, struct cx88_core *core,729		  struct v4l2_capability *cap);730 731#endif732