drivers/char/bttv.h

   1 /*
   2     bttv - Bt848 frame grabber driver
   3
   4     Copyright (C) 1996,97 Ralph Metzler (rjkm@thp.uni-koeln.de)
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #ifndef _BTTV_H_
  22 #define _BTTV_H_
  23
  24 #define BTTV_VERSION_CODE KERNEL_VERSION(0,7,31)
  25
  26 #ifndef PCI_GET_DRIVER_DATA
  27 # define PCI_GET_DRIVER_DATA(pdev)         ((pdev)->driver_data)
  28 # define PCI_SET_DRIVER_DATA(pdev,data)    (((pdev)->driver_data) = (data))
  29 #endif /* PCI_GET_DRIVER_DATA */
  30
  31 #include <linux/types.h>
  32 #include <linux/wait.h>
  33 #include <linux/videodev.h>
  34 #include <linux/i2c.h>
  35 #include <linux/i2c-algo-bit.h>
  36
  37 #include "audiochip.h"
  38 #include "bt848.h"
  39
  40 /* returns card type + card ID (for bt878-based ones)
  41    for possible values see lines below beginning with #define BTTV_UNKNOWN
  42    returns negative value if error ocurred
  43 */
  44 extern int bttv_get_cardinfo(unsigned int card, int *type, int *cardid);
  45
  46 /* obsolete, use bttv_get_cardinfo instead */
  47 extern int bttv_get_id(unsigned int card);
  48
  49 /* sets GPOE register (BT848_GPIO_OUT_EN) to new value:
  50    data | (current_GPOE_value & ~mask)
  51    returns negative value if error ocurred
  52 */
  53 extern int bttv_gpio_enable(unsigned int card,
  54                             unsigned long mask, unsigned long data);
  55
  56 /* fills data with GPDATA register contents
  57    returns negative value if error ocurred
  58 */
  59 extern int bttv_read_gpio(unsigned int card, unsigned long *data);
  60
  61 /* sets GPDATA register to new value:
  62   (data & mask) | (current_GPDATA_value & ~mask)
  63   returns negative value if error ocurred
  64 */
  65 extern int bttv_write_gpio(unsigned int card,
  66                             unsigned long mask, unsigned long data);
  67
  68 /* returns pointer to task queue which can be used as parameter to
  69    interruptible_sleep_on
  70    in interrupt handler if BT848_INT_GPINT bit is set - this queue is activated
  71    (wake_up_interruptible) and following call to the function bttv_read_gpio
  72    should return new value of GPDATA,
  73    returns NULL value if error ocurred or queue is not available
  74    WARNING: because there is no buffer for GPIO data, one MUST
  75    process data ASAP
  76 */
  77 extern wait_queue_head_t* bttv_get_gpio_queue(unsigned int card);
  78
  79
  80 #ifndef O_NONCAP
  81 #define O_NONCAP        O_TRUNC
  82 #endif
  83
  84 #define MAX_GBUFFERS    64
  85 #define RISCMEM_LEN     (32744*2)
  86 #define VBI_MAXLINES    16
  87 #define VBIBUF_SIZE     (2048*VBI_MAXLINES*2)
  88
  89 #define BTTV_MAX_FBUF   0x208000
  90 #define I2C_CLIENTS_MAX 8
  91
  92 #ifdef __KERNEL__
  93
  94 struct bttv_window
  95 {
  96         int x, y;
  97         ushort width, height;
  98         ushort bpp, bpl;
  99         ushort swidth, sheight;
 100         unsigned long vidadr;
 101         ushort freq;
 102         int norm;
 103         int interlace;
 104         int color_fmt;
 105         ushort depth;
 106 };
 107
 108 struct bttv_pll_info {
 109         unsigned int pll_ifreq;    /* PLL input frequency        */
 110         unsigned int pll_ofreq;    /* PLL output frequency       */
 111         unsigned int pll_crystal;  /* Crystal used for input     */
 112         unsigned int pll_current;  /* Currently programmed ofreq */
 113 };
 114
 115 struct bttv_gbuf {
 116         int stat;
 117 #define GBUFFER_UNUSED       0
 118 #define GBUFFER_GRABBING     1
 119 #define GBUFFER_DONE         2
 120 #define GBUFFER_ERROR        3
 121         struct timeval tv;
 122
 123         u16 width;
 124         u16 height;
 125         u16 fmt;
 126
 127         u32 *risc;
 128         unsigned long ro;
 129         unsigned long re;
 130 };
 131
 132 struct bttv {
 133         struct video_device video_dev;
 134         struct video_device radio_dev;
 135         struct video_device vbi_dev;
 136         struct video_picture picture;           /* Current picture params */
 137         struct video_audio audio_dev;           /* Current audio params */
 138
 139         spinlock_t s_lock;
 140         struct semaphore lock;
 141         int user;
 142         int capuser;
 143
 144         /* i2c */
 145         struct i2c_adapter         i2c_adap;
 146         struct i2c_algo_bit_data   i2c_algo;
 147         struct i2c_client          i2c_client;
 148         int                        i2c_state, i2c_ok;
 149         struct i2c_client         *i2c_clients[I2C_CLIENTS_MAX];
 150
 151         int tuner_type;
 152         int channel;
 153
 154         unsigned int nr;
 155         unsigned short id;
 156         struct pci_dev *dev;
 157         unsigned int irq;          /* IRQ used by Bt848 card */
 158         unsigned char revision;
 159         unsigned long bt848_adr;      /* bus address of IO mem returned by PCI BIOS */
 160         unsigned char *bt848_mem;   /* pointer to mapped IO memory */
 161         unsigned long busriscmem;
 162         u32 *riscmem;
 163
 164         unsigned char *vbibuf;
 165         struct bttv_window win;
 166         int fb_color_ctl;
 167         int type;            /* card type  */
 168         int cardid;
 169         int audio;           /* audio mode */
 170         int audio_chip;      /* set to one of the chips supported by bttv.c */
 171         int radio;
 172
 173         u32 *risc_jmp;
 174         u32 *vbi_odd;
 175         u32 *vbi_even;
 176         u32 bus_vbi_even;
 177         u32 bus_vbi_odd;
 178         wait_queue_head_t vbiq;
 179         wait_queue_head_t capq;
 180         int vbip;
 181
 182         u32 *risc_scr_odd;
 183         u32 *risc_scr_even;
 184         u32 risc_cap_odd;
 185         u32 risc_cap_even;
 186         int scr_on;
 187         int vbi_on;
 188         struct video_clip *cliprecs;
 189
 190         struct bttv_gbuf *gbuf;
 191         int gqueue[MAX_GBUFFERS];
 192         int gq_in,gq_out,gq_grab,gq_start;
 193         char *fbuffer;
 194
 195         struct bttv_pll_info pll;
 196         unsigned int Fsc;
 197         unsigned int field;
 198         unsigned int last_field; /* number of last grabbed field */
 199         int i2c_command;
 200         int triton1;
 201
 202         int errors;
 203         int needs_restart;
 204
 205         wait_queue_head_t gpioq;
 206         int shutdown;
 207 };
 208 #endif
 209
 210 #if defined(__powerpc__) /* big-endian */
 211 extern __inline__ void io_st_le32(volatile unsigned *addr, unsigned val)
 212 {
 213         __asm__ __volatile__ ("stwbrx %1,0,%2" : \
 214                             "=m" (*addr) : "r" (val), "r" (addr));
 215       __asm__ __volatile__ ("eieio" : : : "memory");
 216 }
 217
 218 #define btwrite(dat,adr)  io_st_le32((unsigned *)(btv->bt848_mem+(adr)),(dat))
 219 #define btread(adr)       ld_le32((unsigned *)(btv->bt848_mem+(adr)))
 220 #else
 221 #define btwrite(dat,adr)    writel((dat), (char *) (btv->bt848_mem+(adr)))
 222 #define btread(adr)         readl(btv->bt848_mem+(adr))
 223 #endif
 224
 225 #define btand(dat,adr)      btwrite((dat) & btread(adr), adr)
 226 #define btor(dat,adr)       btwrite((dat) | btread(adr), adr)
 227 #define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr)
 228
 229 /* bttv ioctls */
 230
 231 #define BTTV_READEE             _IOW('v',  BASE_VIDIOCPRIVATE+0, char [256])
 232 #define BTTV_WRITEE             _IOR('v',  BASE_VIDIOCPRIVATE+1, char [256])
 233 #define BTTV_FIELDNR            _IOR('v' , BASE_VIDIOCPRIVATE+2, unsigned int)
 234 #define BTTV_PLLSET             _IOW('v' , BASE_VIDIOCPRIVATE+3, struct bttv_pll_info)
 235 #define BTTV_BURST_ON           _IOR('v' , BASE_VIDIOCPRIVATE+4, int)
 236 #define BTTV_BURST_OFF          _IOR('v' , BASE_VIDIOCPRIVATE+5, int)
 237 #define BTTV_VERSION            _IOR('v' , BASE_VIDIOCPRIVATE+6, int)
 238 #define BTTV_PICNR              _IOR('v' , BASE_VIDIOCPRIVATE+7, int)
 239 #define BTTV_VBISIZE            _IOR('v' , BASE_VIDIOCPRIVATE+8, int)
 240
 241 #define BTTV_UNKNOWN       0x00
 242 #define BTTV_MIRO          0x01
 243 #define BTTV_HAUPPAUGE     0x02
 244 #define BTTV_STB           0x03
 245 #define BTTV_INTEL         0x04
 246 #define BTTV_DIAMOND       0x05
 247 #define BTTV_AVERMEDIA     0x06
 248 #define BTTV_MATRIX_VISION 0x07
 249 #define BTTV_FLYVIDEO      0x08
 250 #define BTTV_TURBOTV       0x09
 251 #define BTTV_HAUPPAUGE878  0x0a
 252 #define BTTV_MIROPRO       0x0b
 253 #define BTTV_ADSTECH_TV    0x0c
 254 #define BTTV_AVERMEDIA98   0x0d
 255 #define BTTV_VHX           0x0e
 256 #define BTTV_ZOLTRIX       0x0f
 257 #define BTTV_PIXVIEWPLAYTV 0x10
 258 #define BTTV_WINVIEW_601   0x11
 259 #define BTTV_AVEC_INTERCAP 0x12
 260 #define BTTV_LIFE_FLYKIT   0x13
 261 #define BTTV_CEI_RAFFLES   0x14
 262 #define BTTV_CONFERENCETV  0x15
 263 #define BTTV_PHOEBE_TVMAS  0x16
 264 #define BTTV_MODTEC_205    0x17
 265 #define BTTV_MAGICTVIEW061 0x18
 266 #define BTTV_VOBIS_BOOSTAR 0x19
 267 #define BTTV_HAUPPAUG_WCAM 0x1a
 268 #define BTTV_MAXI          0x1b
 269 #define BTTV_TERRATV       0x1c
 270 #define BTTV_PXC200        0x1d
 271 #define BTTV_FLYVIDEO_98   0x1e
 272 #define BTTV_IPROTV        0x1f
 273 #define BTTV_INTEL_C_S_PCI 0x20
 274 #define BTTV_TERRATVALUE   0x21
 275 #define BTTV_WINFAST2000   0x22
 276 #define BTTV_CHRONOS_VS2   0x23
 277 #define BTTV_TYPHOON_TVIEW 0x24
 278 #define BTTV_PXELVWPLTVPRO 0x25
 279 #define BTTV_MAGICTVIEW063 0x26
 280 #define BTTV_PINNACLERAVE  0x27
 281 #define BTTV_STB2          0x28
 282 #define BTTV_AVPHONE98     0x29
 283 #define BTTV_PV951         0x2a
 284 #define BTTV_ONAIR_TV      0x2b
 285 #define BTTV_SIGMA_TVII_FM 0x2c
 286
 287 #define PLL_NONE 0
 288 #define PLL_28   1
 289 #define PLL_35   2
 290
 291 #define AUDIO_TUNER        0x00
 292 #define AUDIO_RADIO        0x01
 293 #define AUDIO_EXTERN       0x02
 294 #define AUDIO_INTERN       0x03
 295 #define AUDIO_OFF          0x04
 296 #define AUDIO_ON           0x05
 297 #define AUDIO_MUTE         0x80
 298 #define AUDIO_UNMUTE       0x81
 299
 300 #define TDA9850            0x01
 301 #define TDA9840            0x02
 302 #define TDA8425            0x03
 303 #define TEA6300            0x04
 304
 305 #define I2C_TSA5522        0xc2
 306 #define I2C_TDA7432        0x8a
 307 #define I2C_TDA8425        0x82
 308 #define I2C_TDA9840        0x84
 309 #define I2C_TDA9850        0xb6
 310 #define I2C_TDA9875        0xb0
 311 #define I2C_HAUPEE         0xa0
 312 #define I2C_STBEE          0xae
 313 #define I2C_VHX            0xc0
 314 #define I2C_MSP3400        0x80
 315 #define I2C_TEA6300        0x80
 316 #define I2C_DPL3518        0x84
 317
 318 #define TDA9840_SW         0x00
 319 #define TDA9840_LVADJ      0x02
 320 #define TDA9840_STADJ      0x03
 321 #define TDA9840_TEST       0x04
 322
 323 #define PT2254_L_CHANEL 0x10
 324 #define PT2254_R_CHANEL 0x08
 325 #define PT2254_DBS_IN_2 0x400
 326 #define PT2254_DBS_IN_10 0x20000
 327 #define WINVIEW_PT2254_CLK  0x40
 328 #define WINVIEW_PT2254_DATA 0x20
 329 #define WINVIEW_PT2254_STROBE 0x80
 330
 331 #endif
 332
 333 /*
 334  * Local variables:
 335  * c-basic-offset: 8
 336  * End:
 337  */