drivers/media/pci/cx88/cx88.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * v4l2 device driver for cx2388x based TV cards
   4  *
   5  * (c) 2003,04 Gerd Knorr <kraxel@bytesex.org> [SUSE Labs]
   6  */
   7
   8 #ifndef CX88_H
   9 #define CX88_H
  10
  11 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  12
  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 8
  40
  41 /* Max number of inputs by card */
  42 #define MAX_CX88_INPUT 8
  43
  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       0x01
  54 #define FORMAT_FLAGS_PLANAR       0x02
  55
  56 #define VBI_LINE_PAL_COUNT              18
  57 #define VBI_LINE_NTSC_COUNT             12
  58 #define VBI_LINE_LENGTH           2048
  59
  60 #define AUD_RDS_LINES                4
  61
  62 /* need "shadow" registers for some write-only ones ... */
  63 #define SHADOW_AUD_VOL_CTL           1
  64 #define SHADOW_AUD_BAL_CTL           2
  65 #define SHADOW_MAX                   3
  66
  67 /* FM Radio deemphasis type */
  68 enum cx88_deemph_type {
  69         FM_NO_DEEMPH = 0,
  70         FM_DEEMPH_50,
  71         FM_DEEMPH_75
  72 };
  73
  74 enum cx88_board_type {
  75         CX88_BOARD_NONE = 0,
  76         CX88_MPEG_DVB,
  77         CX88_MPEG_BLACKBIRD
  78 };
  79
  80 enum cx8802_board_access {
  81         CX8802_DRVCTL_SHARED    = 1,
  82         CX8802_DRVCTL_EXCLUSIVE = 2,
  83 };
  84
  85 /* ----------------------------------------------------------- */
  86 /* tv norms                                                    */
  87
  88 static inline unsigned int norm_maxw(v4l2_std_id norm)
  89 {
  90         return 720;
  91 }
  92
  93 static 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
 101 struct 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 1
 113 #define SRAM_CH23 2
 114 #define SRAM_CH24 3   /* vbi   */
 115 #define SRAM_CH25 4   /* audio */
 116 #define SRAM_CH26 5
 117 #define SRAM_CH28 6   /* mpeg */
 118 #define SRAM_CH27 7   /* audio rds */
 119 /* more */
 120
 121 struct 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
 134 extern const struct sram_channel cx88_sram_channels[];
 135
 136 /* ----------------------------------------------------------- */
 137 /* card configuration                                          */
 138
 139 #define CX88_BOARD_NOAUTO               UNSET
 140 #define CX88_BOARD_UNKNOWN                  0
 141 #define CX88_BOARD_HAUPPAUGE                1
 142 #define CX88_BOARD_GDI                      2
 143 #define CX88_BOARD_PIXELVIEW                3
 144 #define CX88_BOARD_ATI_WONDER_PRO           4
 145 #define CX88_BOARD_WINFAST2000XP_EXPERT     5
 146 #define CX88_BOARD_AVERTV_STUDIO_303        6
 147 #define CX88_BOARD_MSI_TVANYWHERE_MASTER    7
 148 #define CX88_BOARD_WINFAST_DV2000           8
 149 #define CX88_BOARD_LEADTEK_PVR2000          9
 150 #define CX88_BOARD_IODATA_GVVCP3PCI        10
 151 #define CX88_BOARD_PROLINK_PLAYTVPVR       11
 152 #define CX88_BOARD_ASUS_PVR_416            12
 153 #define CX88_BOARD_MSI_TVANYWHERE          13
 154 #define CX88_BOARD_KWORLD_DVB_T            14
 155 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
 156 #define CX88_BOARD_KWORLD_LTV883           16
 157 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q  17
 158 #define CX88_BOARD_HAUPPAUGE_DVB_T1        18
 159 #define CX88_BOARD_CONEXANT_DVB_T1         19
 160 #define CX88_BOARD_PROVIDEO_PV259          20
 161 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
 162 #define CX88_BOARD_PCHDTV_HD3000           22
 163 #define CX88_BOARD_DNTV_LIVE_DVB_T         23
 164 #define CX88_BOARD_HAUPPAUGE_ROSLYN        24
 165 #define CX88_BOARD_DIGITALLOGIC_MEC        25
 166 #define CX88_BOARD_IODATA_GVBCTV7E         26
 167 #define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
 168 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T  28
 169 #define CX88_BOARD_ADSTECH_DVB_T_PCI          29
 170 #define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1  30
 171 #define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
 172 #define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
 173 #define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
 174 #define CX88_BOARD_ATI_HDTVWONDER          34
 175 #define CX88_BOARD_WINFAST_DTV1000         35
 176 #define CX88_BOARD_AVERTV_303              36
 177 #define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1  37
 178 #define CX88_BOARD_HAUPPAUGE_NOVASE2_S1    38
 179 #define CX88_BOARD_KWORLD_DVBS_100         39
 180 #define CX88_BOARD_HAUPPAUGE_HVR1100       40
 181 #define CX88_BOARD_HAUPPAUGE_HVR1100LP     41
 182 #define CX88_BOARD_DNTV_LIVE_DVB_T_PRO     42
 183 #define CX88_BOARD_KWORLD_DVB_T_CX22702    43
 184 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
 185 #define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
 186 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
 187 #define CX88_BOARD_PCHDTV_HD5500           47
 188 #define CX88_BOARD_KWORLD_MCE200_DELUXE    48
 189 #define CX88_BOARD_PIXELVIEW_PLAYTV_P7000  49
 190 #define CX88_BOARD_NPGTECH_REALTV_TOP10FM  50
 191 #define CX88_BOARD_WINFAST_DTV2000H        51
 192 #define CX88_BOARD_GENIATECH_DVBS          52
 193 #define CX88_BOARD_HAUPPAUGE_HVR3000       53
 194 #define CX88_BOARD_NORWOOD_MICRO           54
 195 #define CX88_BOARD_TE_DTV_250_OEM_SWANN    55
 196 #define CX88_BOARD_HAUPPAUGE_HVR1300       56
 197 #define CX88_BOARD_ADSTECH_PTV_390         57
 198 #define CX88_BOARD_PINNACLE_PCTV_HD_800i   58
 199 #define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59
 200 #define CX88_BOARD_PINNACLE_HYBRID_PCTV    60
 201 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61
 202 #define CX88_BOARD_POWERCOLOR_REAL_ANGEL   62
 203 #define CX88_BOARD_GENIATECH_X8000_MT      63
 204 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64
 205 #define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65
 206 #define CX88_BOARD_PROLINK_PV_8000GT       66
 207 #define CX88_BOARD_KWORLD_ATSC_120         67
 208 #define CX88_BOARD_HAUPPAUGE_HVR4000       68
 209 #define CX88_BOARD_HAUPPAUGE_HVR4000LITE   69
 210 #define CX88_BOARD_TEVII_S460              70
 211 #define CX88_BOARD_OMICOM_SS4_PCI          71
 212 #define CX88_BOARD_TBS_8920                72
 213 #define CX88_BOARD_TEVII_S420              73
 214 #define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74
 215 #define CX88_BOARD_PROF_7300               75
 216 #define CX88_BOARD_SATTRADE_ST4200         76
 217 #define CX88_BOARD_TBS_8910                77
 218 #define CX88_BOARD_PROF_6200               78
 219 #define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
 220 #define CX88_BOARD_HAUPPAUGE_IRONLY        80
 221 #define CX88_BOARD_WINFAST_DTV1800H        81
 222 #define CX88_BOARD_WINFAST_DTV2000H_J      82
 223 #define CX88_BOARD_PROF_7301               83
 224 #define CX88_BOARD_SAMSUNG_SMT_7020        84
 225 #define CX88_BOARD_TWINHAN_VP1027_DVBS     85
 226 #define CX88_BOARD_TEVII_S464              86
 227 #define CX88_BOARD_WINFAST_DTV2000H_PLUS   87
 228 #define CX88_BOARD_WINFAST_DTV1800H_XC4000 88
 229 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89
 230 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90
 231 #define CX88_BOARD_NOTONLYTV_LV3H          91
 232
 233 enum 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
 246 struct 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
 253 enum cx88_audio_chip {
 254         CX88_AUDIO_WM8775 = 1,
 255         CX88_AUDIO_TVAUDIO,
 256 };
 257
 258 struct 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
 275 struct cx88_subid {
 276         u16     subvendor;
 277         u16     subdevice;
 278         u32     card;
 279 };
 280
 281 enum 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_M
 293 };
 294
 295 #define INPUT(nr) (core->board.input[nr])
 296
 297 /* ----------------------------------------------------------- */
 298 /* device / file handle status                                 */
 299
 300 #define RESOURCE_OVERLAY       1
 301 #define RESOURCE_VIDEO         2
 302 #define RESOURCE_VBI           4
 303
 304 #define BUFFER_TIMEOUT     msecs_to_jiffies(2000)
 305
 306 struct 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 */
 314 struct 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
 324 struct cx88_dmaqueue {
 325         struct list_head       active;
 326         u32                    count;
 327 };
 328
 329 struct cx8800_dev;
 330 struct cx8802_dev;
 331
 332 struct 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 #endif
 373         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 and
 402          * 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
 412 static 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
 464 struct cx8800_suspend_state {
 465         int                        disabled;
 466 };
 467
 468 struct 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
 503 struct cx8802_suspend_state {
 504         int                        disabled;
 505 };
 506
 507 struct 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
 536 struct 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 #endif
 563
 564 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
 565         /* for dvb only */
 566         struct vb2_dvb_frontends frontends;
 567 #endif
 568
 569 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
 570         /* For VP3045 secondary I2C bus support */
 571         struct vp3054_i2c_state    *vp3054;
 572 #endif
 573         /* 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
 610 extern unsigned int cx88_core_debug;
 611
 612 void cx88_print_irqbits(const char *tag, const char *strings[],
 613                         int len, u32 bits, u32 mask);
 614
 615 int cx88_core_irq(struct cx88_core *core, u32 status);
 616 void cx88_wakeup(struct cx88_core *core,
 617                  struct cx88_dmaqueue *q, u32 count);
 618 void cx88_shutdown(struct cx88_core *core);
 619 int cx88_reset(struct cx88_core *core);
 620
 621 extern int
 622 cx88_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);
 626 extern int
 627 cx88_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
 631 void cx88_risc_disasm(struct cx88_core *core,
 632                       struct cx88_riscmem *risc);
 633 int cx88_sram_channel_setup(struct cx88_core *core,
 634                             const struct sram_channel *ch,
 635                             unsigned int bpl, u32 risc);
 636 void cx88_sram_channel_dump(struct cx88_core *core,
 637                             const struct sram_channel *ch);
 638
 639 int cx88_set_scale(struct cx88_core *core, unsigned int width,
 640                    unsigned int height, enum v4l2_field field);
 641 int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
 642
 643 void 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);
 648 struct cx88_core *cx88_core_get(struct pci_dev *pci);
 649 void cx88_core_put(struct cx88_core *core,
 650                    struct pci_dev *pci);
 651
 652 int cx88_start_audio_dma(struct cx88_core *core);
 653 int 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 */
 659 int cx8800_vbi_fmt(struct file *file, void *priv,
 660                    struct v4l2_format *f);
 661
 662 void cx8800_stop_vbi_dma(struct cx8800_dev *dev);
 663 int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q);
 664
 665 extern const struct vb2_ops cx8800_vbi_qops;
 666
 667 /* ----------------------------------------------------------- */
 668 /* cx88-i2c.c                                                  */
 669
 670 int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
 671
 672 /* ----------------------------------------------------------- */
 673 /* cx88-cards.c                                                */
 674
 675 int cx88_tuner_callback(void *dev, int component, int command, int arg);
 676 int cx88_get_resources(const struct cx88_core *core,
 677                        struct pci_dev *pci);
 678 struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
 679 void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
 680
 681 /* ----------------------------------------------------------- */
 682 /* cx88-tvaudio.c                                              */
 683
 684 void cx88_set_tvaudio(struct cx88_core *core);
 685 void cx88_newstation(struct cx88_core *core);
 686 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
 687 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
 688 int cx88_audio_thread(void *data);
 689
 690 int cx8802_register_driver(struct cx8802_driver *drv);
 691 int cx8802_unregister_driver(struct cx8802_driver *drv);
 692
 693 /* Caller must hold core->lock */
 694 struct cx8802_driver *cx8802_get_driver(struct cx8802_dev *dev,
 695                                         enum cx88_board_type btype);
 696
 697 /* ----------------------------------------------------------- */
 698 /* cx88-dsp.c                                                  */
 699
 700 s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
 701
 702 /* ----------------------------------------------------------- */
 703 /* cx88-input.c                                                */
 704
 705 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
 706 int cx88_ir_fini(struct cx88_core *core);
 707 void cx88_ir_irq(struct cx88_core *core);
 708 int cx88_ir_start(struct cx88_core *core);
 709 void cx88_ir_stop(struct cx88_core *core);
 710 void cx88_i2c_init_ir(struct cx88_core *core);
 711
 712 /* ----------------------------------------------------------- */
 713 /* cx88-mpeg.c                                                 */
 714
 715 int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev,
 716                        struct cx88_buffer *buf);
 717 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
 718 void cx8802_cancel_buffers(struct cx8802_dev *dev);
 719 int cx8802_start_dma(struct cx8802_dev    *dev,
 720                      struct cx88_dmaqueue *q,
 721                      struct cx88_buffer   *buf);
 722
 723 /* ----------------------------------------------------------- */
 724 /* cx88-video.c*/
 725 int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i);
 726 int cx88_set_freq(struct cx88_core  *core, const struct v4l2_frequency *f);
 727 int cx88_video_mux(struct cx88_core *core, unsigned int input);
 728 int cx88_querycap(struct file *file, struct cx88_core *core,
 729                   struct v4l2_capability *cap);
 730
 731 #endif