drivers/media/usb/cx231xx/cx231xx-417.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *
   4  *  Support for a cx23417 mpeg encoder via cx231xx host port.
   5  *
   6  *    (c) 2004 Jelle Foks <jelle@foks.us>
   7  *    (c) 2004 Gerd Knorr <kraxel@bytesex.org>
   8  *    (c) 2008 Steven Toth <stoth@linuxtv.org>
   9  *      - CX23885/7/8 support
  10  *
  11  *  Includes parts from the ivtv driver( http://ivtv.sourceforge.net/),
  12  */
  13
  14 #include "cx231xx.h"
  15
  16 #include <linux/module.h>
  17 #include <linux/moduleparam.h>
  18 #include <linux/init.h>
  19 #include <linux/fs.h>
  20 #include <linux/delay.h>
  21 #include <linux/device.h>
  22 #include <linux/firmware.h>
  23 #include <linux/slab.h>
  24 #include <linux/vmalloc.h>
  25 #include <media/v4l2-common.h>
  26 #include <media/v4l2-ioctl.h>
  27 #include <media/v4l2-event.h>
  28 #include <media/drv-intf/cx2341x.h>
  29 #include <media/tuner.h>
  30
  31 #define CX231xx_FIRM_IMAGE_SIZE 376836
  32 #define CX231xx_FIRM_IMAGE_NAME "v4l-cx23885-enc.fw"
  33
  34 /* for polaris ITVC */
  35 #define ITVC_WRITE_DIR          0x03FDFC00
  36 #define ITVC_READ_DIR            0x0001FC00
  37
  38 #define  MCI_MEMORY_DATA_BYTE0          0x00
  39 #define  MCI_MEMORY_DATA_BYTE1          0x08
  40 #define  MCI_MEMORY_DATA_BYTE2          0x10
  41 #define  MCI_MEMORY_DATA_BYTE3          0x18
  42
  43 #define  MCI_MEMORY_ADDRESS_BYTE2       0x20
  44 #define  MCI_MEMORY_ADDRESS_BYTE1       0x28
  45 #define  MCI_MEMORY_ADDRESS_BYTE0       0x30
  46
  47 #define  MCI_REGISTER_DATA_BYTE0        0x40
  48 #define  MCI_REGISTER_DATA_BYTE1        0x48
  49 #define  MCI_REGISTER_DATA_BYTE2        0x50
  50 #define  MCI_REGISTER_DATA_BYTE3        0x58
  51
  52 #define  MCI_REGISTER_ADDRESS_BYTE0     0x60
  53 #define  MCI_REGISTER_ADDRESS_BYTE1     0x68
  54
  55 #define  MCI_REGISTER_MODE              0x70
  56
  57 /* Read and write modes for polaris ITVC */
  58 #define  MCI_MODE_REGISTER_READ         0x000
  59 #define  MCI_MODE_REGISTER_WRITE        0x100
  60 #define  MCI_MODE_MEMORY_READ           0x000
  61 #define  MCI_MODE_MEMORY_WRITE          0x4000
  62
  63 static unsigned int mpeglines = 128;
  64 module_param(mpeglines, int, 0644);
  65 MODULE_PARM_DESC(mpeglines, "number of lines in an MPEG buffer, range 2-32");
  66
  67 static unsigned int mpeglinesize = 512;
  68 module_param(mpeglinesize, int, 0644);
  69 MODULE_PARM_DESC(mpeglinesize,
  70         "number of bytes in each line of an MPEG buffer, range 512-1024");
  71
  72 static unsigned int v4l_debug = 1;
  73 module_param(v4l_debug, int, 0644);
  74 MODULE_PARM_DESC(v4l_debug, "enable V4L debug messages");
  75
  76 #define dprintk(level, fmt, arg...)     \
  77         do {                            \
  78                 if (v4l_debug >= level) \
  79                         printk(KERN_DEBUG pr_fmt(fmt), ## arg); \
  80         } while (0)
  81
  82 static struct cx231xx_tvnorm cx231xx_tvnorms[] = {
  83         {
  84                 .name      = "NTSC-M",
  85                 .id        = V4L2_STD_NTSC_M,
  86         }, {
  87                 .name      = "NTSC-JP",
  88                 .id        = V4L2_STD_NTSC_M_JP,
  89         }, {
  90                 .name      = "PAL-BG",
  91                 .id        = V4L2_STD_PAL_BG,
  92         }, {
  93                 .name      = "PAL-DK",
  94                 .id        = V4L2_STD_PAL_DK,
  95         }, {
  96                 .name      = "PAL-I",
  97                 .id        = V4L2_STD_PAL_I,
  98         }, {
  99                 .name      = "PAL-M",
 100                 .id        = V4L2_STD_PAL_M,
 101         }, {
 102                 .name      = "PAL-N",
 103                 .id        = V4L2_STD_PAL_N,
 104         }, {
 105                 .name      = "PAL-Nc",
 106                 .id        = V4L2_STD_PAL_Nc,
 107         }, {
 108                 .name      = "PAL-60",
 109                 .id        = V4L2_STD_PAL_60,
 110         }, {
 111                 .name      = "SECAM-L",
 112                 .id        = V4L2_STD_SECAM_L,
 113         }, {
 114                 .name      = "SECAM-DK",
 115                 .id        = V4L2_STD_SECAM_DK,
 116         }
 117 };
 118
 119 /* ------------------------------------------------------------------ */
 120
 121 enum cx231xx_capture_type {
 122         CX231xx_MPEG_CAPTURE,
 123         CX231xx_RAW_CAPTURE,
 124         CX231xx_RAW_PASSTHRU_CAPTURE
 125 };
 126
 127 enum cx231xx_capture_bits {
 128         CX231xx_RAW_BITS_NONE             = 0x00,
 129         CX231xx_RAW_BITS_YUV_CAPTURE      = 0x01,
 130         CX231xx_RAW_BITS_PCM_CAPTURE      = 0x02,
 131         CX231xx_RAW_BITS_VBI_CAPTURE      = 0x04,
 132         CX231xx_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
 133         CX231xx_RAW_BITS_TO_HOST_CAPTURE  = 0x10
 134 };
 135
 136 enum cx231xx_capture_end {
 137         CX231xx_END_AT_GOP, /* stop at the end of gop, generate irq */
 138         CX231xx_END_NOW, /* stop immediately, no irq */
 139 };
 140
 141 enum cx231xx_framerate {
 142         CX231xx_FRAMERATE_NTSC_30, /* NTSC: 30fps */
 143         CX231xx_FRAMERATE_PAL_25   /* PAL: 25fps */
 144 };
 145
 146 enum cx231xx_stream_port {
 147         CX231xx_OUTPUT_PORT_MEMORY,
 148         CX231xx_OUTPUT_PORT_STREAMING,
 149         CX231xx_OUTPUT_PORT_SERIAL
 150 };
 151
 152 enum cx231xx_data_xfer_status {
 153         CX231xx_MORE_BUFFERS_FOLLOW,
 154         CX231xx_LAST_BUFFER,
 155 };
 156
 157 enum cx231xx_picture_mask {
 158         CX231xx_PICTURE_MASK_NONE,
 159         CX231xx_PICTURE_MASK_I_FRAMES,
 160         CX231xx_PICTURE_MASK_I_P_FRAMES = 0x3,
 161         CX231xx_PICTURE_MASK_ALL_FRAMES = 0x7,
 162 };
 163
 164 enum cx231xx_vbi_mode_bits {
 165         CX231xx_VBI_BITS_SLICED,
 166         CX231xx_VBI_BITS_RAW,
 167 };
 168
 169 enum cx231xx_vbi_insertion_bits {
 170         CX231xx_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
 171         CX231xx_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
 172         CX231xx_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
 173         CX231xx_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
 174         CX231xx_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
 175 };
 176
 177 enum cx231xx_dma_unit {
 178         CX231xx_DMA_BYTES,
 179         CX231xx_DMA_FRAMES,
 180 };
 181
 182 enum cx231xx_dma_transfer_status_bits {
 183         CX231xx_DMA_TRANSFER_BITS_DONE = 0x01,
 184         CX231xx_DMA_TRANSFER_BITS_ERROR = 0x04,
 185         CX231xx_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
 186 };
 187
 188 enum cx231xx_pause {
 189         CX231xx_PAUSE_ENCODING,
 190         CX231xx_RESUME_ENCODING,
 191 };
 192
 193 enum cx231xx_copyright {
 194         CX231xx_COPYRIGHT_OFF,
 195         CX231xx_COPYRIGHT_ON,
 196 };
 197
 198 enum cx231xx_notification_type {
 199         CX231xx_NOTIFICATION_REFRESH,
 200 };
 201
 202 enum cx231xx_notification_status {
 203         CX231xx_NOTIFICATION_OFF,
 204         CX231xx_NOTIFICATION_ON,
 205 };
 206
 207 enum cx231xx_notification_mailbox {
 208         CX231xx_NOTIFICATION_NO_MAILBOX = -1,
 209 };
 210
 211 enum cx231xx_field1_lines {
 212         CX231xx_FIELD1_SAA7114 = 0x00EF, /* 239 */
 213         CX231xx_FIELD1_SAA7115 = 0x00F0, /* 240 */
 214         CX231xx_FIELD1_MICRONAS = 0x0105, /* 261 */
 215 };
 216
 217 enum cx231xx_field2_lines {
 218         CX231xx_FIELD2_SAA7114 = 0x00EF, /* 239 */
 219         CX231xx_FIELD2_SAA7115 = 0x00F0, /* 240 */
 220         CX231xx_FIELD2_MICRONAS = 0x0106, /* 262 */
 221 };
 222
 223 enum cx231xx_custom_data_type {
 224         CX231xx_CUSTOM_EXTENSION_USR_DATA,
 225         CX231xx_CUSTOM_PRIVATE_PACKET,
 226 };
 227
 228 enum cx231xx_mute {
 229         CX231xx_UNMUTE,
 230         CX231xx_MUTE,
 231 };
 232
 233 enum cx231xx_mute_video_mask {
 234         CX231xx_MUTE_VIDEO_V_MASK = 0x0000FF00,
 235         CX231xx_MUTE_VIDEO_U_MASK = 0x00FF0000,
 236         CX231xx_MUTE_VIDEO_Y_MASK = 0xFF000000,
 237 };
 238
 239 enum cx231xx_mute_video_shift {
 240         CX231xx_MUTE_VIDEO_V_SHIFT = 8,
 241         CX231xx_MUTE_VIDEO_U_SHIFT = 16,
 242         CX231xx_MUTE_VIDEO_Y_SHIFT = 24,
 243 };
 244
 245 /* defines below are from ivtv-driver.h */
 246 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
 247
 248 /* Firmware API commands */
 249 #define IVTV_API_STD_TIMEOUT 500
 250
 251 /* Registers */
 252 /* IVTV_REG_OFFSET */
 253 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8)
 254 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC)
 255 #define IVTV_REG_SPU (0x9050)
 256 #define IVTV_REG_HW_BLOCKS (0x9054)
 257 #define IVTV_REG_VPU (0x9058)
 258 #define IVTV_REG_APU (0xA064)
 259
 260 /*
 261  * Bit definitions for MC417_RWD and MC417_OEN registers
 262  *
 263  * bits 31-16
 264  *+-----------+
 265  *| Reserved  |
 266  *|+-----------+
 267  *|  bit 15  bit 14  bit 13 bit 12  bit 11  bit 10  bit 9   bit 8
 268  *|+-------+-------+-------+-------+-------+-------+-------+-------+
 269  *|| MIWR# | MIRD# | MICS# |MIRDY# |MIADDR3|MIADDR2|MIADDR1|MIADDR0|
 270  *|+-------+-------+-------+-------+-------+-------+-------+-------+
 271  *| bit 7   bit 6   bit 5   bit 4   bit 3   bit 2   bit 1   bit 0
 272  *|+-------+-------+-------+-------+-------+-------+-------+-------+
 273  *||MIDATA7|MIDATA6|MIDATA5|MIDATA4|MIDATA3|MIDATA2|MIDATA1|MIDATA0|
 274  *|+-------+-------+-------+-------+-------+-------+-------+-------+
 275  */
 276 #define MC417_MIWR      0x8000
 277 #define MC417_MIRD      0x4000
 278 #define MC417_MICS      0x2000
 279 #define MC417_MIRDY     0x1000
 280 #define MC417_MIADDR    0x0F00
 281 #define MC417_MIDATA    0x00FF
 282
 283
 284 /* Bit definitions for MC417_CTL register ****
 285  *bits 31-6   bits 5-4   bit 3    bits 2-1       Bit 0
 286  *+--------+-------------+--------+--------------+------------+
 287  *|Reserved|MC417_SPD_CTL|Reserved|MC417_GPIO_SEL|UART_GPIO_EN|
 288  *+--------+-------------+--------+--------------+------------+
 289  */
 290 #define MC417_SPD_CTL(x)        (((x) << 4) & 0x00000030)
 291 #define MC417_GPIO_SEL(x)       (((x) << 1) & 0x00000006)
 292 #define MC417_UART_GPIO_EN      0x00000001
 293
 294 /* Values for speed control */
 295 #define MC417_SPD_CTL_SLOW      0x1
 296 #define MC417_SPD_CTL_MEDIUM    0x0
 297 #define MC417_SPD_CTL_FAST      0x3     /* b'1x, but we use b'11 */
 298
 299 /* Values for GPIO select */
 300 #define MC417_GPIO_SEL_GPIO3    0x3
 301 #define MC417_GPIO_SEL_GPIO2    0x2
 302 #define MC417_GPIO_SEL_GPIO1    0x1
 303 #define MC417_GPIO_SEL_GPIO0    0x0
 304
 305
 306 #define CX23417_GPIO_MASK 0xFC0003FF
 307
 308 static int set_itvc_reg(struct cx231xx *dev, u32 gpio_direction, u32 value)
 309 {
 310         int status = 0;
 311         u32 _gpio_direction = 0;
 312
 313         _gpio_direction = _gpio_direction & CX23417_GPIO_MASK;
 314         _gpio_direction = _gpio_direction | gpio_direction;
 315         status = cx231xx_send_gpio_cmd(dev, _gpio_direction,
 316                          (u8 *)&value, 4, 0, 0);
 317         return status;
 318 }
 319
 320 static int get_itvc_reg(struct cx231xx *dev, u32 gpio_direction, u32 *val_ptr)
 321 {
 322         int status = 0;
 323         u32 _gpio_direction = 0;
 324
 325         _gpio_direction = _gpio_direction & CX23417_GPIO_MASK;
 326         _gpio_direction = _gpio_direction | gpio_direction;
 327
 328         status = cx231xx_send_gpio_cmd(dev, _gpio_direction,
 329                  (u8 *)val_ptr, 4, 0, 1);
 330         return status;
 331 }
 332
 333 static int wait_for_mci_complete(struct cx231xx *dev)
 334 {
 335         u32 gpio;
 336         u32 gpio_direction = 0;
 337         u8 count = 0;
 338         get_itvc_reg(dev, gpio_direction, &gpio);
 339
 340         while (!(gpio&0x020000)) {
 341                 msleep(10);
 342
 343                 get_itvc_reg(dev, gpio_direction, &gpio);
 344
 345                 if (count++ > 100) {
 346                         dprintk(3, "ERROR: Timeout - gpio=%x\n", gpio);
 347                         return -EIO;
 348                 }
 349         }
 350         return 0;
 351 }
 352
 353 static int mc417_register_write(struct cx231xx *dev, u16 address, u32 value)
 354 {
 355         u32 temp;
 356         int status = 0;
 357
 358         temp = 0x82 | MCI_REGISTER_DATA_BYTE0 | ((value & 0x000000FF) << 8);
 359         temp = temp << 10;
 360         status = set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 361         if (status < 0)
 362                 return status;
 363         temp = temp | (0x05 << 10);
 364         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 365
 366         /*write data byte 1;*/
 367         temp = 0x82 | MCI_REGISTER_DATA_BYTE1 | (value & 0x0000FF00);
 368         temp = temp << 10;
 369         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 370         temp = temp | (0x05 << 10);
 371         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 372
 373         /*write data byte 2;*/
 374         temp = 0x82 | MCI_REGISTER_DATA_BYTE2 | ((value & 0x00FF0000) >> 8);
 375         temp = temp << 10;
 376         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 377         temp = temp | (0x05 << 10);
 378         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 379
 380         /*write data byte 3;*/
 381         temp = 0x82 | MCI_REGISTER_DATA_BYTE3 | ((value & 0xFF000000) >> 16);
 382         temp = temp << 10;
 383         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 384         temp = temp | (0x05 << 10);
 385         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 386
 387         /*write address byte 0;*/
 388         temp = 0x82 | MCI_REGISTER_ADDRESS_BYTE0 | ((address & 0x000000FF) << 8);
 389         temp = temp << 10;
 390         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 391         temp = temp | (0x05 << 10);
 392         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 393
 394         /*write address byte 1;*/
 395         temp = 0x82 | MCI_REGISTER_ADDRESS_BYTE1 | (address & 0x0000FF00);
 396         temp = temp << 10;
 397         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 398         temp = temp | (0x05 << 10);
 399         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 400
 401         /*Write that the mode is write.*/
 402         temp = 0x82 | MCI_REGISTER_MODE | MCI_MODE_REGISTER_WRITE;
 403         temp = temp << 10;
 404         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 405         temp = temp | (0x05 << 10);
 406         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 407
 408         return wait_for_mci_complete(dev);
 409 }
 410
 411 static int mc417_register_read(struct cx231xx *dev, u16 address, u32 *value)
 412 {
 413         /*write address byte 0;*/
 414         u32 temp;
 415         u32 return_value = 0;
 416         int ret = 0;
 417
 418         temp = 0x82 | MCI_REGISTER_ADDRESS_BYTE0 | ((address & 0x00FF) << 8);
 419         temp = temp << 10;
 420         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 421         temp = temp | ((0x05) << 10);
 422         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 423
 424         /*write address byte 1;*/
 425         temp = 0x82 | MCI_REGISTER_ADDRESS_BYTE1 | (address & 0xFF00);
 426         temp = temp << 10;
 427         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 428         temp = temp | ((0x05) << 10);
 429         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 430
 431         /*write that the mode is read;*/
 432         temp = 0x82 | MCI_REGISTER_MODE | MCI_MODE_REGISTER_READ;
 433         temp = temp << 10;
 434         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 435         temp = temp | ((0x05) << 10);
 436         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 437
 438         /*wait for the MIRDY line to be asserted ,
 439         signalling that the read is done;*/
 440         ret = wait_for_mci_complete(dev);
 441
 442         /*switch the DATA- GPIO to input mode;*/
 443
 444         /*Read data byte 0;*/
 445         temp = (0x82 | MCI_REGISTER_DATA_BYTE0) << 10;
 446         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 447         temp = ((0x81 | MCI_REGISTER_DATA_BYTE0) << 10);
 448         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 449         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 450         return_value |= ((temp & 0x03FC0000) >> 18);
 451         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 452
 453         /* Read data byte 1;*/
 454         temp = (0x82 | MCI_REGISTER_DATA_BYTE1) << 10;
 455         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 456         temp = ((0x81 | MCI_REGISTER_DATA_BYTE1) << 10);
 457         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 458         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 459
 460         return_value |= ((temp & 0x03FC0000) >> 10);
 461         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 462
 463         /*Read data byte 2;*/
 464         temp = (0x82 | MCI_REGISTER_DATA_BYTE2) << 10;
 465         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 466         temp = ((0x81 | MCI_REGISTER_DATA_BYTE2) << 10);
 467         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 468         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 469         return_value |= ((temp & 0x03FC0000) >> 2);
 470         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 471
 472         /*Read data byte 3;*/
 473         temp = (0x82 | MCI_REGISTER_DATA_BYTE3) << 10;
 474         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 475         temp = ((0x81 | MCI_REGISTER_DATA_BYTE3) << 10);
 476         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 477         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 478         return_value |= ((temp & 0x03FC0000) << 6);
 479         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 480
 481         *value  = return_value;
 482         return ret;
 483 }
 484
 485 static int mc417_memory_write(struct cx231xx *dev, u32 address, u32 value)
 486 {
 487         /*write data byte 0;*/
 488
 489         u32 temp;
 490         int ret = 0;
 491
 492         temp = 0x82 | MCI_MEMORY_DATA_BYTE0 | ((value & 0x000000FF) << 8);
 493         temp = temp << 10;
 494         ret = set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 495         if (ret < 0)
 496                 return ret;
 497         temp = temp | (0x05 << 10);
 498         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 499
 500         /*write data byte 1;*/
 501         temp = 0x82 | MCI_MEMORY_DATA_BYTE1 | (value & 0x0000FF00);
 502         temp = temp << 10;
 503         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 504         temp = temp | (0x05 << 10);
 505         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 506
 507         /*write data byte 2;*/
 508         temp = 0x82 | MCI_MEMORY_DATA_BYTE2 | ((value & 0x00FF0000) >> 8);
 509         temp = temp << 10;
 510         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 511         temp = temp | (0x05 << 10);
 512         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 513
 514         /*write data byte 3;*/
 515         temp = 0x82 | MCI_MEMORY_DATA_BYTE3 | ((value & 0xFF000000) >> 16);
 516         temp = temp << 10;
 517         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 518         temp = temp | (0x05 << 10);
 519         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 520
 521         /* write address byte 2;*/
 522         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE2 | MCI_MODE_MEMORY_WRITE |
 523                 ((address & 0x003F0000) >> 8);
 524         temp = temp << 10;
 525         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 526         temp = temp | (0x05 << 10);
 527         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 528
 529         /* write address byte 1;*/
 530         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE1 | (address & 0xFF00);
 531         temp = temp << 10;
 532         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 533         temp = temp | (0x05 << 10);
 534         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 535
 536         /* write address byte 0;*/
 537         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE0 | ((address & 0x00FF) << 8);
 538         temp = temp << 10;
 539         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 540         temp = temp | (0x05 << 10);
 541         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 542
 543         /*wait for MIRDY line;*/
 544         wait_for_mci_complete(dev);
 545
 546         return 0;
 547 }
 548
 549 static int mc417_memory_read(struct cx231xx *dev, u32 address, u32 *value)
 550 {
 551         u32 temp = 0;
 552         u32 return_value = 0;
 553         int ret = 0;
 554
 555         /*write address byte 2;*/
 556         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE2 | MCI_MODE_MEMORY_READ |
 557                 ((address & 0x003F0000) >> 8);
 558         temp = temp << 10;
 559         ret = set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 560         if (ret < 0)
 561                 return ret;
 562         temp = temp | (0x05 << 10);
 563         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 564
 565         /*write address byte 1*/
 566         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE1 | (address & 0xFF00);
 567         temp = temp << 10;
 568         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 569         temp = temp | (0x05 << 10);
 570         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 571
 572         /*write address byte 0*/
 573         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE0 | ((address & 0x00FF) << 8);
 574         temp = temp << 10;
 575         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 576         temp = temp | (0x05 << 10);
 577         set_itvc_reg(dev, ITVC_WRITE_DIR, temp);
 578
 579         /*Wait for MIRDY line*/
 580         ret = wait_for_mci_complete(dev);
 581
 582
 583         /*Read data byte 3;*/
 584         temp = (0x82 | MCI_MEMORY_DATA_BYTE3) << 10;
 585         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 586         temp = ((0x81 | MCI_MEMORY_DATA_BYTE3) << 10);
 587         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 588         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 589         return_value |= ((temp & 0x03FC0000) << 6);
 590         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 591
 592         /*Read data byte 2;*/
 593         temp = (0x82 | MCI_MEMORY_DATA_BYTE2) << 10;
 594         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 595         temp = ((0x81 | MCI_MEMORY_DATA_BYTE2) << 10);
 596         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 597         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 598         return_value |= ((temp & 0x03FC0000) >> 2);
 599         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 600
 601         /* Read data byte 1;*/
 602         temp = (0x82 | MCI_MEMORY_DATA_BYTE1) << 10;
 603         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 604         temp = ((0x81 | MCI_MEMORY_DATA_BYTE1) << 10);
 605         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 606         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 607         return_value |= ((temp & 0x03FC0000) >> 10);
 608         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 609
 610         /*Read data byte 0;*/
 611         temp = (0x82 | MCI_MEMORY_DATA_BYTE0) << 10;
 612         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 613         temp = ((0x81 | MCI_MEMORY_DATA_BYTE0) << 10);
 614         set_itvc_reg(dev, ITVC_READ_DIR, temp);
 615         get_itvc_reg(dev, ITVC_READ_DIR, &temp);
 616         return_value |= ((temp & 0x03FC0000) >> 18);
 617         set_itvc_reg(dev, ITVC_READ_DIR, (0x87 << 10));
 618
 619         *value  = return_value;
 620         return ret;
 621 }
 622
 623 /* ------------------------------------------------------------------ */
 624
 625 /* MPEG encoder API */
 626 static char *cmd_to_str(int cmd)
 627 {
 628         switch (cmd) {
 629         case CX2341X_ENC_PING_FW:
 630                 return "PING_FW";
 631         case CX2341X_ENC_START_CAPTURE:
 632                 return "START_CAPTURE";
 633         case CX2341X_ENC_STOP_CAPTURE:
 634                 return "STOP_CAPTURE";
 635         case CX2341X_ENC_SET_AUDIO_ID:
 636                 return "SET_AUDIO_ID";
 637         case CX2341X_ENC_SET_VIDEO_ID:
 638                 return "SET_VIDEO_ID";
 639         case CX2341X_ENC_SET_PCR_ID:
 640                 return "SET_PCR_PID";
 641         case CX2341X_ENC_SET_FRAME_RATE:
 642                 return "SET_FRAME_RATE";
 643         case CX2341X_ENC_SET_FRAME_SIZE:
 644                 return "SET_FRAME_SIZE";
 645         case CX2341X_ENC_SET_BIT_RATE:
 646                 return "SET_BIT_RATE";
 647         case CX2341X_ENC_SET_GOP_PROPERTIES:
 648                 return "SET_GOP_PROPERTIES";
 649         case CX2341X_ENC_SET_ASPECT_RATIO:
 650                 return "SET_ASPECT_RATIO";
 651         case CX2341X_ENC_SET_DNR_FILTER_MODE:
 652                 return "SET_DNR_FILTER_PROPS";
 653         case CX2341X_ENC_SET_DNR_FILTER_PROPS:
 654                 return "SET_DNR_FILTER_PROPS";
 655         case CX2341X_ENC_SET_CORING_LEVELS:
 656                 return "SET_CORING_LEVELS";
 657         case CX2341X_ENC_SET_SPATIAL_FILTER_TYPE:
 658                 return "SET_SPATIAL_FILTER_TYPE";
 659         case CX2341X_ENC_SET_VBI_LINE:
 660                 return "SET_VBI_LINE";
 661         case CX2341X_ENC_SET_STREAM_TYPE:
 662                 return "SET_STREAM_TYPE";
 663         case CX2341X_ENC_SET_OUTPUT_PORT:
 664                 return "SET_OUTPUT_PORT";
 665         case CX2341X_ENC_SET_AUDIO_PROPERTIES:
 666                 return "SET_AUDIO_PROPERTIES";
 667         case CX2341X_ENC_HALT_FW:
 668                 return "HALT_FW";
 669         case CX2341X_ENC_GET_VERSION:
 670                 return "GET_VERSION";
 671         case CX2341X_ENC_SET_GOP_CLOSURE:
 672                 return "SET_GOP_CLOSURE";
 673         case CX2341X_ENC_GET_SEQ_END:
 674                 return "GET_SEQ_END";
 675         case CX2341X_ENC_SET_PGM_INDEX_INFO:
 676                 return "SET_PGM_INDEX_INFO";
 677         case CX2341X_ENC_SET_VBI_CONFIG:
 678                 return "SET_VBI_CONFIG";
 679         case CX2341X_ENC_SET_DMA_BLOCK_SIZE:
 680                 return "SET_DMA_BLOCK_SIZE";
 681         case CX2341X_ENC_GET_PREV_DMA_INFO_MB_10:
 682                 return "GET_PREV_DMA_INFO_MB_10";
 683         case CX2341X_ENC_GET_PREV_DMA_INFO_MB_9:
 684                 return "GET_PREV_DMA_INFO_MB_9";
 685         case CX2341X_ENC_SCHED_DMA_TO_HOST:
 686                 return "SCHED_DMA_TO_HOST";
 687         case CX2341X_ENC_INITIALIZE_INPUT:
 688                 return "INITIALIZE_INPUT";
 689         case CX2341X_ENC_SET_FRAME_DROP_RATE:
 690                 return "SET_FRAME_DROP_RATE";
 691         case CX2341X_ENC_PAUSE_ENCODER:
 692                 return "PAUSE_ENCODER";
 693         case CX2341X_ENC_REFRESH_INPUT:
 694                 return "REFRESH_INPUT";
 695         case CX2341X_ENC_SET_COPYRIGHT:
 696                 return "SET_COPYRIGHT";
 697         case CX2341X_ENC_SET_EVENT_NOTIFICATION:
 698                 return "SET_EVENT_NOTIFICATION";
 699         case CX2341X_ENC_SET_NUM_VSYNC_LINES:
 700                 return "SET_NUM_VSYNC_LINES";
 701         case CX2341X_ENC_SET_PLACEHOLDER:
 702                 return "SET_PLACEHOLDER";
 703         case CX2341X_ENC_MUTE_VIDEO:
 704                 return "MUTE_VIDEO";
 705         case CX2341X_ENC_MUTE_AUDIO:
 706                 return "MUTE_AUDIO";
 707         case CX2341X_ENC_MISC:
 708                 return "MISC";
 709         default:
 710                 return "UNKNOWN";
 711         }
 712 }
 713
 714 static int cx231xx_mbox_func(void *priv, u32 command, int in, int out,
 715                              u32 data[CX2341X_MBOX_MAX_DATA])
 716 {
 717         struct cx231xx *dev = priv;
 718         unsigned long timeout;
 719         u32 value, flag, retval = 0;
 720         int i;
 721
 722         dprintk(3, "%s: command(0x%X) = %s\n", __func__, command,
 723                 cmd_to_str(command));
 724
 725         /* this may not be 100% safe if we can't read any memory location
 726            without side effects */
 727         mc417_memory_read(dev, dev->cx23417_mailbox - 4, &value);
 728         if (value != 0x12345678) {
 729                 dprintk(3, "Firmware and/or mailbox pointer not initialized or corrupted, signature = 0x%x, cmd = %s\n",
 730                         value, cmd_to_str(command));
 731                 return -EIO;
 732         }
 733
 734         /* This read looks at 32 bits, but flag is only 8 bits.
 735          * Seems we also bail if CMD or TIMEOUT bytes are set???
 736          */
 737         mc417_memory_read(dev, dev->cx23417_mailbox, &flag);
 738         if (flag) {
 739                 dprintk(3, "ERROR: Mailbox appears to be in use (%x), cmd = %s\n",
 740                                 flag, cmd_to_str(command));
 741                 return -EBUSY;
 742         }
 743
 744         flag |= 1; /* tell 'em we're working on it */
 745         mc417_memory_write(dev, dev->cx23417_mailbox, flag);
 746
 747         /* write command + args + fill remaining with zeros */
 748         /* command code */
 749         mc417_memory_write(dev, dev->cx23417_mailbox + 1, command);
 750         mc417_memory_write(dev, dev->cx23417_mailbox + 3,
 751                 IVTV_API_STD_TIMEOUT); /* timeout */
 752         for (i = 0; i < in; i++) {
 753                 mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, data[i]);
 754                 dprintk(3, "API Input %d = %d\n", i, data[i]);
 755         }
 756         for (; i < CX2341X_MBOX_MAX_DATA; i++)
 757                 mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, 0);
 758
 759         flag |= 3; /* tell 'em we're done writing */
 760         mc417_memory_write(dev, dev->cx23417_mailbox, flag);
 761
 762         /* wait for firmware to handle the API command */
 763         timeout = jiffies + msecs_to_jiffies(10);
 764         for (;;) {
 765                 mc417_memory_read(dev, dev->cx23417_mailbox, &flag);
 766                 if (0 != (flag & 4))
 767                         break;
 768                 if (time_after(jiffies, timeout)) {
 769                         dprintk(3, "ERROR: API Mailbox timeout\n");
 770                         return -EIO;
 771                 }
 772                 udelay(10);
 773         }
 774
 775         /* read output values */
 776         for (i = 0; i < out; i++) {
 777                 mc417_memory_read(dev, dev->cx23417_mailbox + 4 + i, data + i);
 778                 dprintk(3, "API Output %d = %d\n", i, data[i]);
 779         }
 780
 781         mc417_memory_read(dev, dev->cx23417_mailbox + 2, &retval);
 782         dprintk(3, "API result = %d\n", retval);
 783
 784         flag = 0;
 785         mc417_memory_write(dev, dev->cx23417_mailbox, flag);
 786
 787         return 0;
 788 }
 789
 790 /* We don't need to call the API often, so using just one
 791  * mailbox will probably suffice
 792  */
 793 static int cx231xx_api_cmd(struct cx231xx *dev, u32 command,
 794                 u32 inputcnt, u32 outputcnt, ...)
 795 {
 796         u32 data[CX2341X_MBOX_MAX_DATA];
 797         va_list vargs;
 798         int i, err;
 799
 800         dprintk(3, "%s() cmds = 0x%08x\n", __func__, command);
 801
 802         va_start(vargs, outputcnt);
 803         for (i = 0; i < inputcnt; i++)
 804                 data[i] = va_arg(vargs, int);
 805
 806         err = cx231xx_mbox_func(dev, command, inputcnt, outputcnt, data);
 807         for (i = 0; i < outputcnt; i++) {
 808                 int *vptr = va_arg(vargs, int *);
 809                 *vptr = data[i];
 810         }
 811         va_end(vargs);
 812
 813         return err;
 814 }
 815
 816
 817 static int cx231xx_find_mailbox(struct cx231xx *dev)
 818 {
 819         u32 signature[4] = {
 820                 0x12345678, 0x34567812, 0x56781234, 0x78123456
 821         };
 822         int signaturecnt = 0;
 823         u32 value;
 824         int i;
 825         int ret = 0;
 826
 827         dprintk(2, "%s()\n", __func__);
 828
 829         for (i = 0; i < 0x100; i++) {/*CX231xx_FIRM_IMAGE_SIZE*/
 830                 ret = mc417_memory_read(dev, i, &value);
 831                 if (ret < 0)
 832                         return ret;
 833                 if (value == signature[signaturecnt])
 834                         signaturecnt++;
 835                 else
 836                         signaturecnt = 0;
 837                 if (4 == signaturecnt) {
 838                         dprintk(1, "Mailbox signature found at 0x%x\n", i + 1);
 839                         return i + 1;
 840                 }
 841         }
 842         dprintk(3, "Mailbox signature values not found!\n");
 843         return -EIO;
 844 }
 845
 846 static void mci_write_memory_to_gpio(struct cx231xx *dev, u32 address, u32 value,
 847                 u32 *p_fw_image)
 848 {
 849         u32 temp = 0;
 850         int i = 0;
 851
 852         temp = 0x82 | MCI_MEMORY_DATA_BYTE0 | ((value & 0x000000FF) << 8);
 853         temp = temp << 10;
 854         *p_fw_image = temp;
 855         p_fw_image++;
 856         temp = temp | (0x05 << 10);
 857         *p_fw_image = temp;
 858         p_fw_image++;
 859
 860         /*write data byte 1;*/
 861         temp = 0x82 | MCI_MEMORY_DATA_BYTE1 | (value & 0x0000FF00);
 862         temp = temp << 10;
 863         *p_fw_image = temp;
 864         p_fw_image++;
 865         temp = temp | (0x05 << 10);
 866         *p_fw_image = temp;
 867         p_fw_image++;
 868
 869         /*write data byte 2;*/
 870         temp = 0x82 | MCI_MEMORY_DATA_BYTE2 | ((value & 0x00FF0000) >> 8);
 871         temp = temp << 10;
 872         *p_fw_image = temp;
 873         p_fw_image++;
 874         temp = temp | (0x05 << 10);
 875         *p_fw_image = temp;
 876         p_fw_image++;
 877
 878         /*write data byte 3;*/
 879         temp = 0x82 | MCI_MEMORY_DATA_BYTE3 | ((value & 0xFF000000) >> 16);
 880         temp = temp << 10;
 881         *p_fw_image = temp;
 882         p_fw_image++;
 883         temp = temp | (0x05 << 10);
 884         *p_fw_image = temp;
 885         p_fw_image++;
 886
 887         /* write address byte 2;*/
 888         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE2 | MCI_MODE_MEMORY_WRITE |
 889                 ((address & 0x003F0000) >> 8);
 890         temp = temp << 10;
 891         *p_fw_image = temp;
 892         p_fw_image++;
 893         temp = temp | (0x05 << 10);
 894         *p_fw_image = temp;
 895         p_fw_image++;
 896
 897         /* write address byte 1;*/
 898         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE1 | (address & 0xFF00);
 899         temp = temp << 10;
 900         *p_fw_image = temp;
 901         p_fw_image++;
 902         temp = temp | (0x05 << 10);
 903         *p_fw_image = temp;
 904         p_fw_image++;
 905
 906         /* write address byte 0;*/
 907         temp = 0x82 | MCI_MEMORY_ADDRESS_BYTE0 | ((address & 0x00FF) << 8);
 908         temp = temp << 10;
 909         *p_fw_image = temp;
 910         p_fw_image++;
 911         temp = temp | (0x05 << 10);
 912         *p_fw_image = temp;
 913         p_fw_image++;
 914
 915         for (i = 0; i < 6; i++) {
 916                 *p_fw_image = 0xFFFFFFFF;
 917                 p_fw_image++;
 918         }
 919 }
 920
 921
 922 static int cx231xx_load_firmware(struct cx231xx *dev)
 923 {
 924         static const unsigned char magic[8] = {
 925                 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
 926         };
 927         const struct firmware *firmware;
 928         int i, retval = 0;
 929         u32 value = 0;
 930         u32 gpio_output = 0;
 931         /*u32 checksum = 0;*/
 932         /*u32 *dataptr;*/
 933         u32 transfer_size = 0;
 934         u32 fw_data = 0;
 935         u32 address = 0;
 936         /*u32 current_fw[800];*/
 937         u32 *p_current_fw, *p_fw;
 938         u32 *p_fw_data;
 939         int frame = 0;
 940         u16 _buffer_size = 4096;
 941         u8 *p_buffer;
 942
 943         p_current_fw = vmalloc(1884180 * 4);
 944         p_fw = p_current_fw;
 945         if (p_current_fw == NULL) {
 946                 dprintk(2, "FAIL!!!\n");
 947                 return -ENOMEM;
 948         }
 949
 950         p_buffer = vmalloc(4096);
 951         if (p_buffer == NULL) {
 952                 dprintk(2, "FAIL!!!\n");
 953                 vfree(p_current_fw);
 954                 return -ENOMEM;
 955         }
 956
 957         dprintk(2, "%s()\n", __func__);
 958
 959         /* Save GPIO settings before reset of APU */
 960         retval |= mc417_memory_read(dev, 0x9020, &gpio_output);
 961         retval |= mc417_memory_read(dev, 0x900C, &value);
 962
 963         retval  = mc417_register_write(dev,
 964                 IVTV_REG_VPU, 0xFFFFFFED);
 965         retval |= mc417_register_write(dev,
 966                 IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
 967         retval |= mc417_register_write(dev,
 968                 IVTV_REG_ENC_SDRAM_REFRESH, 0x80000800);
 969         retval |= mc417_register_write(dev,
 970                 IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
 971         retval |= mc417_register_write(dev,
 972                 IVTV_REG_APU, 0);
 973
 974         if (retval != 0) {
 975                 dev_err(dev->dev,
 976                         "%s: Error with mc417_register_write\n", __func__);
 977                 vfree(p_current_fw);
 978                 vfree(p_buffer);
 979                 return retval;
 980         }
 981
 982         retval = request_firmware(&firmware, CX231xx_FIRM_IMAGE_NAME,
 983                                   dev->dev);
 984
 985         if (retval != 0) {
 986                 dev_err(dev->dev,
 987                         "ERROR: Hotplug firmware request failed (%s).\n",
 988                         CX231xx_FIRM_IMAGE_NAME);
 989                 dev_err(dev->dev,
 990                         "Please fix your hotplug setup, the board will not work without firmware loaded!\n");
 991                 vfree(p_current_fw);
 992                 vfree(p_buffer);
 993                 return retval;
 994         }
 995
 996         if (firmware->size != CX231xx_FIRM_IMAGE_SIZE) {
 997                 dev_err(dev->dev,
 998                         "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
 999                         firmware->size, CX231xx_FIRM_IMAGE_SIZE);
1000                 release_firmware(firmware);
1001                 vfree(p_current_fw);
1002                 vfree(p_buffer);
1003                 return -EINVAL;
1004         }
1005
1006         if (0 != memcmp(firmware->data, magic, 8)) {
1007                 dev_err(dev->dev,
1008                         "ERROR: Firmware magic mismatch, wrong file?\n");
1009                 release_firmware(firmware);
1010                 vfree(p_current_fw);
1011                 vfree(p_buffer);
1012                 return -EINVAL;
1013         }
1014
1015         initGPIO(dev);
1016
1017         /* transfer to the chip */
1018         dprintk(2, "Loading firmware to GPIO...\n");
1019         p_fw_data = (u32 *)firmware->data;
1020         dprintk(2, "firmware->size=%zd\n", firmware->size);
1021         for (transfer_size = 0; transfer_size < firmware->size;
1022                  transfer_size += 4) {
1023                 fw_data = *p_fw_data;
1024
1025                 mci_write_memory_to_gpio(dev, address, fw_data, p_current_fw);
1026                 address = address + 1;
1027                 p_current_fw += 20;
1028                 p_fw_data += 1;
1029         }
1030
1031         /*download the firmware by ep5-out*/
1032
1033         for (frame = 0; frame < (int)(CX231xx_FIRM_IMAGE_SIZE*20/_buffer_size);
1034              frame++) {
1035                 for (i = 0; i < _buffer_size; i++) {
1036                         *(p_buffer + i) = (u8)(*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x000000FF);
1037                         i++;
1038                         *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x0000FF00) >> 8);
1039                         i++;
1040                         *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x00FF0000) >> 16);
1041                         i++;
1042                         *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0xFF000000) >> 24);
1043                 }
1044                 cx231xx_ep5_bulkout(dev, p_buffer, _buffer_size);
1045         }
1046
1047         p_current_fw = p_fw;
1048         vfree(p_current_fw);
1049         p_current_fw = NULL;
1050         vfree(p_buffer);
1051         uninitGPIO(dev);
1052         release_firmware(firmware);
1053         dprintk(1, "Firmware upload successful.\n");
1054
1055         retval |= mc417_register_write(dev, IVTV_REG_HW_BLOCKS,
1056                 IVTV_CMD_HW_BLOCKS_RST);
1057         if (retval < 0) {
1058                 dev_err(dev->dev,
1059                         "%s: Error with mc417_register_write\n",
1060                         __func__);
1061                 return retval;
1062         }
1063         /* F/W power up disturbs the GPIOs, restore state */
1064         retval |= mc417_register_write(dev, 0x9020, gpio_output);
1065         retval |= mc417_register_write(dev, 0x900C, value);
1066
1067         retval |= mc417_register_read(dev, IVTV_REG_VPU, &value);
1068         retval |= mc417_register_write(dev, IVTV_REG_VPU, value & 0xFFFFFFE8);
1069
1070         if (retval < 0) {
1071                 dev_err(dev->dev,
1072                         "%s: Error with mc417_register_write\n",
1073                         __func__);
1074                 return retval;
1075         }
1076         return 0;
1077 }
1078
1079 static void cx231xx_codec_settings(struct cx231xx *dev)
1080 {
1081         dprintk(1, "%s()\n", __func__);
1082
1083         /* assign frame size */
1084         cx231xx_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
1085                                 dev->ts1.height, dev->ts1.width);
1086
1087         dev->mpeg_ctrl_handler.width = dev->ts1.width;
1088         dev->mpeg_ctrl_handler.height = dev->ts1.height;
1089
1090         cx2341x_handler_setup(&dev->mpeg_ctrl_handler);
1091
1092         cx231xx_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 3, 1);
1093         cx231xx_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 4, 1);
1094 }
1095
1096 static int cx231xx_initialize_codec(struct cx231xx *dev)
1097 {
1098         int version;
1099         int retval;
1100         u32 i;
1101         u32 val = 0;
1102
1103         dprintk(1, "%s()\n", __func__);
1104         cx231xx_disable656(dev);
1105         retval = cx231xx_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1106         if (retval < 0) {
1107                 dprintk(2, "%s: PING OK\n", __func__);
1108                 retval = cx231xx_load_firmware(dev);
1109                 if (retval < 0) {
1110                         dev_err(dev->dev,
1111                                 "%s: f/w load failed\n", __func__);
1112                         return retval;
1113                 }
1114                 retval = cx231xx_find_mailbox(dev);
1115                 if (retval < 0) {
1116                         dev_err(dev->dev, "%s: mailbox < 0, error\n",
1117                                 __func__);
1118                         return retval;
1119                 }
1120                 dev->cx23417_mailbox = retval;
1121                 retval = cx231xx_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0);
1122                 if (retval < 0) {
1123                         dev_err(dev->dev,
1124                                 "ERROR: cx23417 firmware ping failed!\n");
1125                         return retval;
1126                 }
1127                 retval = cx231xx_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1,
1128                         &version);
1129                 if (retval < 0) {
1130                         dev_err(dev->dev,
1131                                 "ERROR: cx23417 firmware get encoder: version failed!\n");
1132                         return retval;
1133                 }
1134                 dprintk(1, "cx23417 firmware version is 0x%08x\n", version);
1135                 msleep(200);
1136         }
1137
1138         for (i = 0; i < 1; i++) {
1139                 retval = mc417_register_read(dev, 0x20f8, &val);
1140                 dprintk(3, "***before enable656() VIM Capture Lines = %d ***\n",
1141                                  val);
1142                 if (retval < 0)
1143                         return retval;
1144         }
1145
1146         cx231xx_enable656(dev);
1147
1148         /* stop mpeg capture */
1149         cx231xx_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, 1, 3, 4);
1150
1151         cx231xx_codec_settings(dev);
1152         msleep(60);
1153
1154 /*      cx231xx_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
1155                 CX231xx_FIELD1_SAA7115, CX231xx_FIELD2_SAA7115);
1156         cx231xx_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
1157                 CX231xx_CUSTOM_EXTENSION_USR_DATA, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1158                 0, 0);
1159 */
1160
1161 #if 0
1162         /* TODO */
1163         u32 data[7];
1164
1165         /* Setup to capture VBI */
1166         data[0] = 0x0001BD00;
1167         data[1] = 1;          /* frames per interrupt */
1168         data[2] = 4;          /* total bufs */
1169         data[3] = 0x91559155; /* start codes */
1170         data[4] = 0x206080C0; /* stop codes */
1171         data[5] = 6;          /* lines */
1172         data[6] = 64;         /* BPL */
1173
1174         cx231xx_api_cmd(dev, CX2341X_ENC_SET_VBI_CONFIG, 7, 0, data[0], data[1],
1175                 data[2], data[3], data[4], data[5], data[6]);
1176
1177         for (i = 2; i <= 24; i++) {
1178                 int valid;
1179
1180                 valid = ((i >= 19) && (i <= 21));
1181                 cx231xx_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, i,
1182                                 valid, 0 , 0, 0);
1183                 cx231xx_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0,
1184                                 i | 0x80000000, valid, 0, 0, 0);
1185         }
1186 #endif
1187 /*      cx231xx_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, CX231xx_UNMUTE);
1188         msleep(60);
1189 */
1190         /* initialize the video input */
1191         retval = cx231xx_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
1192         if (retval < 0)
1193                 return retval;
1194         msleep(60);
1195
1196         /* Enable VIP style pixel invalidation so we work with scaled mode */
1197         mc417_memory_write(dev, 2120, 0x00000080);
1198
1199         /* start capturing to the host interface */
1200         retval = cx231xx_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
1201                 CX231xx_MPEG_CAPTURE, CX231xx_RAW_BITS_NONE);
1202         if (retval < 0)
1203                 return retval;
1204         msleep(10);
1205
1206         for (i = 0; i < 1; i++) {
1207                 mc417_register_read(dev, 0x20f8, &val);
1208                 dprintk(3, "***VIM Capture Lines =%d ***\n", val);
1209         }
1210
1211         return 0;
1212 }
1213
1214 /* ------------------------------------------------------------------ */
1215
1216 static int queue_setup(struct vb2_queue *vq,
1217                        unsigned int *nbuffers, unsigned int *nplanes,
1218                        unsigned int sizes[], struct device *alloc_devs[])
1219 {
1220         struct cx231xx *dev = vb2_get_drv_priv(vq);
1221         unsigned int size = mpeglinesize * mpeglines;
1222
1223         dev->ts1.ts_packet_size  = mpeglinesize;
1224         dev->ts1.ts_packet_count = mpeglines;
1225
1226         if (vq->num_buffers + *nbuffers < CX231XX_MIN_BUF)
1227                 *nbuffers = CX231XX_MIN_BUF - vq->num_buffers;
1228
1229         if (*nplanes)
1230                 return sizes[0] < size ? -EINVAL : 0;
1231         *nplanes = 1;
1232         sizes[0] = mpeglinesize * mpeglines;
1233
1234         return 0;
1235 }
1236
1237 static void buffer_copy(struct cx231xx *dev, char *data, int len, struct urb *urb,
1238                 struct cx231xx_dmaqueue *dma_q)
1239 {
1240         void *vbuf;
1241         struct cx231xx_buffer *buf;
1242         u32 tail_data = 0;
1243         char *p_data;
1244
1245         if (dma_q->mpeg_buffer_done == 0) {
1246                 if (list_empty(&dma_q->active))
1247                         return;
1248
1249                 buf = list_entry(dma_q->active.next,
1250                                 struct cx231xx_buffer, list);
1251                 dev->video_mode.isoc_ctl.buf = buf;
1252                 dma_q->mpeg_buffer_done = 1;
1253         }
1254         /* Fill buffer */
1255         buf = dev->video_mode.isoc_ctl.buf;
1256         vbuf = vb2_plane_vaddr(&buf->vb.vb2_buf, 0);
1257
1258         if ((dma_q->mpeg_buffer_completed+len) <
1259                         mpeglines*mpeglinesize) {
1260                 if (dma_q->add_ps_package_head ==
1261                                 CX231XX_NEED_ADD_PS_PACKAGE_HEAD) {
1262                         memcpy(vbuf+dma_q->mpeg_buffer_completed,
1263                                         dma_q->ps_head, 3);
1264                         dma_q->mpeg_buffer_completed =
1265                                 dma_q->mpeg_buffer_completed + 3;
1266                         dma_q->add_ps_package_head =
1267                                 CX231XX_NONEED_PS_PACKAGE_HEAD;
1268                 }
1269                 memcpy(vbuf+dma_q->mpeg_buffer_completed, data, len);
1270                 dma_q->mpeg_buffer_completed =
1271                         dma_q->mpeg_buffer_completed + len;
1272         } else {
1273                 dma_q->mpeg_buffer_done = 0;
1274
1275                 tail_data =
1276                         mpeglines*mpeglinesize - dma_q->mpeg_buffer_completed;
1277                 memcpy(vbuf+dma_q->mpeg_buffer_completed,
1278                                 data, tail_data);
1279
1280                 buf->vb.vb2_buf.timestamp = ktime_get_ns();
1281                 buf->vb.sequence = dma_q->sequence++;
1282                 list_del(&buf->list);
1283                 vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
1284                 dma_q->mpeg_buffer_completed = 0;
1285
1286                 if (len - tail_data > 0) {
1287                         p_data = data + tail_data;
1288                         dma_q->left_data_count = len - tail_data;
1289                         memcpy(dma_q->p_left_data,
1290                                         p_data, len - tail_data);
1291                 }
1292         }
1293 }
1294
1295 static void buffer_filled(char *data, int len, struct urb *urb,
1296                 struct cx231xx_dmaqueue *dma_q)
1297 {
1298         void *vbuf;
1299         struct cx231xx_buffer *buf;
1300
1301         if (list_empty(&dma_q->active))
1302                 return;
1303
1304         buf = list_entry(dma_q->active.next, struct cx231xx_buffer, list);
1305
1306         /* Fill buffer */
1307         vbuf = vb2_plane_vaddr(&buf->vb.vb2_buf, 0);
1308         memcpy(vbuf, data, len);
1309         buf->vb.sequence = dma_q->sequence++;
1310         buf->vb.vb2_buf.timestamp = ktime_get_ns();
1311         list_del(&buf->list);
1312         vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
1313 }
1314
1315 static int cx231xx_isoc_copy(struct cx231xx *dev, struct urb *urb)
1316 {
1317         struct cx231xx_dmaqueue *dma_q = urb->context;
1318         unsigned char *p_buffer;
1319         u32 buffer_size = 0;
1320         u32 i = 0;
1321
1322         for (i = 0; i < urb->number_of_packets; i++) {
1323                 if (dma_q->left_data_count > 0) {
1324                         buffer_copy(dev, dma_q->p_left_data,
1325                                     dma_q->left_data_count, urb, dma_q);
1326                         dma_q->mpeg_buffer_completed = dma_q->left_data_count;
1327                         dma_q->left_data_count = 0;
1328                 }
1329
1330                 p_buffer = urb->transfer_buffer +
1331                                 urb->iso_frame_desc[i].offset;
1332                 buffer_size = urb->iso_frame_desc[i].actual_length;
1333
1334                 if (buffer_size > 0)
1335                         buffer_copy(dev, p_buffer, buffer_size, urb, dma_q);
1336         }
1337
1338         return 0;
1339 }
1340
1341 static int cx231xx_bulk_copy(struct cx231xx *dev, struct urb *urb)
1342 {
1343         struct cx231xx_dmaqueue *dma_q = urb->context;
1344         unsigned char *p_buffer, *buffer;
1345         u32 buffer_size = 0;
1346
1347         p_buffer = urb->transfer_buffer;
1348         buffer_size = urb->actual_length;
1349
1350         buffer = kmalloc(buffer_size, GFP_ATOMIC);
1351         if (!buffer)
1352                 return -ENOMEM;
1353
1354         memcpy(buffer, dma_q->ps_head, 3);
1355         memcpy(buffer+3, p_buffer, buffer_size-3);
1356         memcpy(dma_q->ps_head, p_buffer+buffer_size-3, 3);
1357
1358         p_buffer = buffer;
1359         buffer_filled(p_buffer, buffer_size, urb, dma_q);
1360
1361         kfree(buffer);
1362         return 0;
1363 }
1364
1365 static void buffer_queue(struct vb2_buffer *vb)
1366 {
1367         struct cx231xx_buffer *buf =
1368             container_of(vb, struct cx231xx_buffer, vb.vb2_buf);
1369         struct cx231xx *dev = vb2_get_drv_priv(vb->vb2_queue);
1370         struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq;
1371         unsigned long flags;
1372
1373         spin_lock_irqsave(&dev->video_mode.slock, flags);
1374         list_add_tail(&buf->list, &vidq->active);
1375         spin_unlock_irqrestore(&dev->video_mode.slock, flags);
1376 }
1377
1378 static void return_all_buffers(struct cx231xx *dev,
1379                                enum vb2_buffer_state state)
1380 {
1381         struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq;
1382         struct cx231xx_buffer *buf, *node;
1383         unsigned long flags;
1384
1385         spin_lock_irqsave(&dev->video_mode.slock, flags);
1386         list_for_each_entry_safe(buf, node, &vidq->active, list) {
1387                 vb2_buffer_done(&buf->vb.vb2_buf, state);
1388                 list_del(&buf->list);
1389         }
1390         spin_unlock_irqrestore(&dev->video_mode.slock, flags);
1391 }
1392
1393 static int start_streaming(struct vb2_queue *vq, unsigned int count)
1394 {
1395         struct cx231xx *dev = vb2_get_drv_priv(vq);
1396         struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq;
1397         int ret = 0;
1398
1399         vidq->sequence = 0;
1400         dev->mode_tv = 1;
1401
1402         cx231xx_set_alt_setting(dev, INDEX_VANC, 1);
1403         cx231xx_set_gpio_value(dev, 2, 0);
1404
1405         cx231xx_initialize_codec(dev);
1406
1407         cx231xx_start_TS1(dev);
1408
1409         cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
1410         cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
1411         if (dev->USE_ISO)
1412                 ret = cx231xx_init_isoc(dev, CX231XX_NUM_PACKETS,
1413                                         CX231XX_NUM_BUFS,
1414                                         dev->ts1_mode.max_pkt_size,
1415                                         cx231xx_isoc_copy);
1416         else
1417                 ret = cx231xx_init_bulk(dev, 320, 5,
1418                                         dev->ts1_mode.max_pkt_size,
1419                                         cx231xx_bulk_copy);
1420         if (ret)
1421                 return_all_buffers(dev, VB2_BUF_STATE_QUEUED);
1422
1423         call_all(dev, video, s_stream, 1);
1424         return ret;
1425 }
1426
1427 static void stop_streaming(struct vb2_queue *vq)
1428 {
1429         struct cx231xx *dev = vb2_get_drv_priv(vq);
1430         unsigned long flags;
1431
1432         call_all(dev, video, s_stream, 0);
1433
1434         cx231xx_stop_TS1(dev);
1435
1436         /* do this before setting alternate! */
1437         if (dev->USE_ISO)
1438                 cx231xx_uninit_isoc(dev);
1439         else
1440                 cx231xx_uninit_bulk(dev);
1441         cx231xx_set_mode(dev, CX231XX_SUSPEND);
1442
1443         cx231xx_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1444                         CX231xx_END_NOW, CX231xx_MPEG_CAPTURE,
1445                         CX231xx_RAW_BITS_NONE);
1446
1447         spin_lock_irqsave(&dev->video_mode.slock, flags);
1448         if (dev->USE_ISO)
1449                 dev->video_mode.isoc_ctl.buf = NULL;
1450         else
1451                 dev->video_mode.bulk_ctl.buf = NULL;
1452         spin_unlock_irqrestore(&dev->video_mode.slock, flags);
1453         return_all_buffers(dev, VB2_BUF_STATE_ERROR);
1454 }
1455
1456 static struct vb2_ops cx231xx_video_qops = {
1457         .queue_setup            = queue_setup,
1458         .buf_queue              = buffer_queue,
1459         .start_streaming        = start_streaming,
1460         .stop_streaming         = stop_streaming,
1461         .wait_prepare           = vb2_ops_wait_prepare,
1462         .wait_finish            = vb2_ops_wait_finish,
1463 };
1464
1465 /* ------------------------------------------------------------------ */
1466
1467 static int vidioc_g_pixelaspect(struct file *file, void *priv,
1468                                 int type, struct v4l2_fract *f)
1469 {
1470         struct cx231xx *dev = video_drvdata(file);
1471         bool is_50hz = dev->encodernorm.id & V4L2_STD_625_50;
1472
1473         if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1474                 return -EINVAL;
1475
1476         f->numerator = is_50hz ? 54 : 11;
1477         f->denominator = is_50hz ? 59 : 10;
1478
1479         return 0;
1480 }
1481
1482 static int vidioc_g_selection(struct file *file, void *priv,
1483                               struct v4l2_selection *s)
1484 {
1485         struct cx231xx *dev = video_drvdata(file);
1486
1487         if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1488                 return -EINVAL;
1489
1490         switch (s->target) {
1491         case V4L2_SEL_TGT_CROP_BOUNDS:
1492         case V4L2_SEL_TGT_CROP_DEFAULT:
1493                 s->r.left = 0;
1494                 s->r.top = 0;
1495                 s->r.width = dev->ts1.width;
1496                 s->r.height = dev->ts1.height;
1497                 break;
1498         default:
1499                 return -EINVAL;
1500         }
1501         return 0;
1502 }
1503
1504 static int vidioc_g_std(struct file *file, void *fh0, v4l2_std_id *norm)
1505 {
1506         struct cx231xx *dev = video_drvdata(file);
1507
1508         *norm = dev->encodernorm.id;
1509         return 0;
1510 }
1511
1512 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
1513 {
1514         struct cx231xx *dev = video_drvdata(file);
1515         unsigned int i;
1516
1517         for (i = 0; i < ARRAY_SIZE(cx231xx_tvnorms); i++)
1518                 if (id & cx231xx_tvnorms[i].id)
1519                         break;
1520         if (i == ARRAY_SIZE(cx231xx_tvnorms))
1521                 return -EINVAL;
1522         dev->encodernorm = cx231xx_tvnorms[i];
1523
1524         if (dev->encodernorm.id & 0xb000) {
1525                 dprintk(3, "encodernorm set to NTSC\n");
1526                 dev->norm = V4L2_STD_NTSC;
1527                 dev->ts1.height = 480;
1528                 cx2341x_handler_set_50hz(&dev->mpeg_ctrl_handler, false);
1529         } else {
1530                 dprintk(3, "encodernorm set to PAL\n");
1531                 dev->norm = V4L2_STD_PAL_B;
1532                 dev->ts1.height = 576;
1533                 cx2341x_handler_set_50hz(&dev->mpeg_ctrl_handler, true);
1534         }
1535         call_all(dev, video, s_std, dev->norm);
1536         /* do mode control overrides */
1537         cx231xx_do_mode_ctrl_overrides(dev);
1538
1539         dprintk(3, "exit vidioc_s_std() i=0x%x\n", i);
1540         return 0;
1541 }
1542
1543 static int vidioc_s_ctrl(struct file *file, void *priv,
1544                                 struct v4l2_control *ctl)
1545 {
1546         struct cx231xx *dev = video_drvdata(file);
1547         struct v4l2_subdev *sd;
1548
1549         dprintk(3, "enter vidioc_s_ctrl()\n");
1550         /* Update the A/V core */
1551         v4l2_device_for_each_subdev(sd, &dev->v4l2_dev)
1552                 v4l2_s_ctrl(NULL, sd->ctrl_handler, ctl);
1553         dprintk(3, "exit vidioc_s_ctrl()\n");
1554         return 0;
1555 }
1556
1557 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
1558                                         struct v4l2_fmtdesc *f)
1559 {
1560         if (f->index != 0)
1561                 return -EINVAL;
1562
1563         f->pixelformat = V4L2_PIX_FMT_MPEG;
1564
1565         return 0;
1566 }
1567
1568 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1569                                 struct v4l2_format *f)
1570 {
1571         struct cx231xx *dev = video_drvdata(file);
1572
1573         dprintk(3, "enter vidioc_g_fmt_vid_cap()\n");
1574         f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1575         f->fmt.pix.bytesperline = 0;
1576         f->fmt.pix.sizeimage = mpeglines * mpeglinesize;
1577         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
1578         f->fmt.pix.width = dev->ts1.width;
1579         f->fmt.pix.height = dev->ts1.height;
1580         f->fmt.pix.field = V4L2_FIELD_INTERLACED;
1581         dprintk(1, "VIDIOC_G_FMT: w: %d, h: %d\n",
1582                 dev->ts1.width, dev->ts1.height);
1583         dprintk(3, "exit vidioc_g_fmt_vid_cap()\n");
1584         return 0;
1585 }
1586
1587 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1588                                 struct v4l2_format *f)
1589 {
1590         struct cx231xx *dev = video_drvdata(file);
1591
1592         dprintk(3, "enter vidioc_try_fmt_vid_cap()\n");
1593         f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1594         f->fmt.pix.bytesperline = 0;
1595         f->fmt.pix.sizeimage = mpeglines * mpeglinesize;
1596         f->fmt.pix.field = V4L2_FIELD_INTERLACED;
1597         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
1598         dprintk(1, "VIDIOC_TRY_FMT: w: %d, h: %d\n",
1599                 dev->ts1.width, dev->ts1.height);
1600         dprintk(3, "exit vidioc_try_fmt_vid_cap()\n");
1601         return 0;
1602 }
1603
1604 static int vidioc_log_status(struct file *file, void *priv)
1605 {
1606         struct cx231xx *dev = video_drvdata(file);
1607
1608         call_all(dev, core, log_status);
1609         return v4l2_ctrl_log_status(file, priv);
1610 }
1611
1612 static const struct v4l2_file_operations mpeg_fops = {
1613         .owner         = THIS_MODULE,
1614         .open          = v4l2_fh_open,
1615         .release       = vb2_fop_release,
1616         .read          = vb2_fop_read,
1617         .poll          = vb2_fop_poll,
1618         .mmap          = vb2_fop_mmap,
1619         .unlocked_ioctl = video_ioctl2,
1620 };
1621
1622 static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
1623         .vidioc_s_std            = vidioc_s_std,
1624         .vidioc_g_std            = vidioc_g_std,
1625         .vidioc_g_tuner          = cx231xx_g_tuner,
1626         .vidioc_s_tuner          = cx231xx_s_tuner,
1627         .vidioc_g_frequency      = cx231xx_g_frequency,
1628         .vidioc_s_frequency      = cx231xx_s_frequency,
1629         .vidioc_enum_input       = cx231xx_enum_input,
1630         .vidioc_g_input          = cx231xx_g_input,
1631         .vidioc_s_input          = cx231xx_s_input,
1632         .vidioc_s_ctrl           = vidioc_s_ctrl,
1633         .vidioc_g_pixelaspect    = vidioc_g_pixelaspect,
1634         .vidioc_g_selection      = vidioc_g_selection,
1635         .vidioc_querycap         = cx231xx_querycap,
1636         .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1637         .vidioc_g_fmt_vid_cap    = vidioc_g_fmt_vid_cap,
1638         .vidioc_try_fmt_vid_cap  = vidioc_try_fmt_vid_cap,
1639         .vidioc_s_fmt_vid_cap    = vidioc_try_fmt_vid_cap,
1640         .vidioc_reqbufs          = vb2_ioctl_reqbufs,
1641         .vidioc_querybuf         = vb2_ioctl_querybuf,
1642         .vidioc_qbuf             = vb2_ioctl_qbuf,
1643         .vidioc_dqbuf            = vb2_ioctl_dqbuf,
1644         .vidioc_streamon         = vb2_ioctl_streamon,
1645         .vidioc_streamoff        = vb2_ioctl_streamoff,
1646         .vidioc_log_status       = vidioc_log_status,
1647 #ifdef CONFIG_VIDEO_ADV_DEBUG
1648         .vidioc_g_register       = cx231xx_g_register,
1649         .vidioc_s_register       = cx231xx_s_register,
1650 #endif
1651         .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1652         .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1653 };
1654
1655 static struct video_device cx231xx_mpeg_template = {
1656         .name          = "cx231xx",
1657         .fops          = &mpeg_fops,
1658         .ioctl_ops     = &mpeg_ioctl_ops,
1659         .minor         = -1,
1660         .tvnorms       = V4L2_STD_ALL,
1661 };
1662
1663 void cx231xx_417_unregister(struct cx231xx *dev)
1664 {
1665         dprintk(1, "%s()\n", __func__);
1666         dprintk(3, "%s()\n", __func__);
1667
1668         if (video_is_registered(&dev->v4l_device)) {
1669                 video_unregister_device(&dev->v4l_device);
1670                 v4l2_ctrl_handler_free(&dev->mpeg_ctrl_handler.hdl);
1671         }
1672 }
1673
1674 static int cx231xx_s_video_encoding(struct cx2341x_handler *cxhdl, u32 val)
1675 {
1676         struct cx231xx *dev = container_of(cxhdl, struct cx231xx, mpeg_ctrl_handler);
1677         int is_mpeg1 = val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
1678         struct v4l2_subdev_format format = {
1679                 .which = V4L2_SUBDEV_FORMAT_ACTIVE,
1680         };
1681
1682         /* fix videodecoder resolution */
1683         format.format.width = cxhdl->width / (is_mpeg1 ? 2 : 1);
1684         format.format.height = cxhdl->height;
1685         format.format.code = MEDIA_BUS_FMT_FIXED;
1686         v4l2_subdev_call(dev->sd_cx25840, pad, set_fmt, NULL, &format);
1687         return 0;
1688 }
1689
1690 static int cx231xx_s_audio_sampling_freq(struct cx2341x_handler *cxhdl, u32 idx)
1691 {
1692         static const u32 freqs[3] = { 44100, 48000, 32000 };
1693         struct cx231xx *dev = container_of(cxhdl, struct cx231xx, mpeg_ctrl_handler);
1694
1695         /* The audio clock of the digitizer must match the codec sample
1696            rate otherwise you get some very strange effects. */
1697         if (idx < ARRAY_SIZE(freqs))
1698                 call_all(dev, audio, s_clock_freq, freqs[idx]);
1699         return 0;
1700 }
1701
1702 static const struct cx2341x_handler_ops cx231xx_ops = {
1703         /* needed for the video clock freq */
1704         .s_audio_sampling_freq = cx231xx_s_audio_sampling_freq,
1705         /* needed for setting up the video resolution */
1706         .s_video_encoding = cx231xx_s_video_encoding,
1707 };
1708
1709 static void cx231xx_video_dev_init(
1710         struct cx231xx *dev,
1711         struct usb_device *usbdev,
1712         struct video_device *vfd,
1713         const struct video_device *template,
1714         const char *type)
1715 {
1716         dprintk(1, "%s()\n", __func__);
1717         *vfd = *template;
1718         snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name,
1719                 type, cx231xx_boards[dev->model].name);
1720
1721         vfd->v4l2_dev = &dev->v4l2_dev;
1722         vfd->lock = &dev->lock;
1723         vfd->release = video_device_release_empty;
1724         vfd->ctrl_handler = &dev->mpeg_ctrl_handler.hdl;
1725         video_set_drvdata(vfd, dev);
1726         if (dev->tuner_type == TUNER_ABSENT) {
1727                 v4l2_disable_ioctl(vfd, VIDIOC_G_FREQUENCY);
1728                 v4l2_disable_ioctl(vfd, VIDIOC_S_FREQUENCY);
1729                 v4l2_disable_ioctl(vfd, VIDIOC_G_TUNER);
1730                 v4l2_disable_ioctl(vfd, VIDIOC_S_TUNER);
1731         }
1732 }
1733
1734 int cx231xx_417_register(struct cx231xx *dev)
1735 {
1736         /* FIXME: Port1 hardcoded here */
1737         int err = -ENODEV;
1738         struct cx231xx_tsport *tsport = &dev->ts1;
1739         struct vb2_queue *q;
1740
1741         dprintk(1, "%s()\n", __func__);
1742
1743         /* Set default TV standard */
1744         dev->encodernorm = cx231xx_tvnorms[0];
1745
1746         if (dev->encodernorm.id & V4L2_STD_525_60)
1747                 tsport->height = 480;
1748         else
1749                 tsport->height = 576;
1750
1751         tsport->width = 720;
1752         err = cx2341x_handler_init(&dev->mpeg_ctrl_handler, 50);
1753         if (err) {
1754                 dprintk(3, "%s: can't init cx2341x controls\n", dev->name);
1755                 return err;
1756         }
1757         dev->mpeg_ctrl_handler.func = cx231xx_mbox_func;
1758         dev->mpeg_ctrl_handler.priv = dev;
1759         dev->mpeg_ctrl_handler.ops = &cx231xx_ops;
1760         if (dev->sd_cx25840)
1761                 v4l2_ctrl_add_handler(&dev->mpeg_ctrl_handler.hdl,
1762                                 dev->sd_cx25840->ctrl_handler, NULL, false);
1763         if (dev->mpeg_ctrl_handler.hdl.error) {
1764                 err = dev->mpeg_ctrl_handler.hdl.error;
1765                 dprintk(3, "%s: can't add cx25840 controls\n", dev->name);
1766                 v4l2_ctrl_handler_free(&dev->mpeg_ctrl_handler.hdl);
1767                 return err;
1768         }
1769         dev->norm = V4L2_STD_NTSC;
1770
1771         dev->mpeg_ctrl_handler.port = CX2341X_PORT_SERIAL;
1772         cx2341x_handler_set_50hz(&dev->mpeg_ctrl_handler, false);
1773
1774         /* Allocate and initialize V4L video device */
1775         cx231xx_video_dev_init(dev, dev->udev,
1776                         &dev->v4l_device, &cx231xx_mpeg_template, "mpeg");
1777         q = &dev->mpegq;
1778         q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1779         q->io_modes = VB2_USERPTR | VB2_MMAP | VB2_DMABUF | VB2_READ;
1780         q->drv_priv = dev;
1781         q->buf_struct_size = sizeof(struct cx231xx_buffer);
1782         q->ops = &cx231xx_video_qops;
1783         q->mem_ops = &vb2_vmalloc_memops;
1784         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1785         q->min_buffers_needed = 1;
1786         q->lock = &dev->lock;
1787         err = vb2_queue_init(q);
1788         if (err)
1789                 return err;
1790         dev->v4l_device.queue = q;
1791
1792         err = video_register_device(&dev->v4l_device,
1793                 VFL_TYPE_GRABBER, -1);
1794         if (err < 0) {
1795                 dprintk(3, "%s: can't register mpeg device\n", dev->name);
1796                 v4l2_ctrl_handler_free(&dev->mpeg_ctrl_handler.hdl);
1797                 return err;
1798         }
1799
1800         dprintk(3, "%s: registered device video%d [mpeg]\n",
1801                dev->name, dev->v4l_device.num);
1802
1803         return 0;
1804 }
1805
1806 MODULE_FIRMWARE(CX231xx_FIRM_IMAGE_NAME);