1441 lines · c
1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Zoran zr36057/zr36067 PCI controller driver, for the4 * Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux5 * Media Labs LML33/LML33R10.6 *7 * This part handles card-specific data and detection8 *9 * Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>10 */11 12#include <linux/delay.h>13#include <linux/kernel.h>14#include <linux/module.h>15#include <linux/slab.h>16 17#include <linux/i2c.h>18#include <linux/i2c-algo-bit.h>19#include <linux/videodev2.h>20#include <linux/spinlock.h>21 22#include <linux/pci.h>23#include <linux/interrupt.h>24#include <linux/io.h>25#include <media/v4l2-common.h>26#include <media/i2c/bt819.h>27 28#include "videocodec.h"29#include "zoran.h"30#include "zoran_card.h"31#include "zoran_device.h"32#include "zr36016.h"33#include "zr36050.h"34#include "zr36060.h"35 36extern const struct zoran_format zoran_formats[];37 38static int card[BUZ_MAX] = { [0 ... (BUZ_MAX - 1)] = -1 };39module_param_array(card, int, NULL, 0444);40MODULE_PARM_DESC(card, "Card type");41 42/* Default input and video norm at startup of the driver. */43 44static unsigned int default_input; /* default 0 = Composite, 1 = S-Video */45module_param(default_input, uint, 0444);46MODULE_PARM_DESC(default_input,47 "Default input (0=Composite, 1=S-Video, 2=Internal)");48 49static int default_mux = 1; /* 6 Eyes input selection */50module_param(default_mux, int, 0644);51MODULE_PARM_DESC(default_mux,52 "Default 6 Eyes mux setting (Input selection)");53 54static int default_norm; /* default 0 = PAL, 1 = NTSC 2 = SECAM */55module_param(default_norm, int, 0444);56MODULE_PARM_DESC(default_norm, "Default norm (0=PAL, 1=NTSC, 2=SECAM)");57 58/* /dev/videoN, -1 for autodetect */59static int video_nr[BUZ_MAX] = { [0 ... (BUZ_MAX - 1)] = -1 };60module_param_array(video_nr, int, NULL, 0444);61MODULE_PARM_DESC(video_nr, "Video device number (-1=Auto)");62 63/* 1=Pass through TV signal when device is not used */64/* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */65int pass_through;66module_param(pass_through, int, 0644);67MODULE_PARM_DESC(pass_through,68 "Pass TV signal through to TV-out when idling");69 70int zr36067_debug = 1;71module_param_named(debug, zr36067_debug, int, 0644);72MODULE_PARM_DESC(debug, "Debug level (0-5)");73 74#define ZORAN_VERSION "0.10.1"75 76MODULE_DESCRIPTION("Zoran-36057/36067 JPEG codec driver");77MODULE_AUTHOR("Serguei Miridonov");78MODULE_LICENSE("GPL");79MODULE_VERSION(ZORAN_VERSION);80 81#define ZR_DEVICE(subven, subdev, data) { \82 .vendor = PCI_VENDOR_ID_ZORAN, .device = PCI_DEVICE_ID_ZORAN_36057, \83 .subvendor = (subven), .subdevice = (subdev), .driver_data = (data) }84 85static const struct pci_device_id zr36067_pci_tbl[] = {86 ZR_DEVICE(PCI_VENDOR_ID_MIRO, PCI_DEVICE_ID_MIRO_DC10PLUS, DC10_PLUS),87 ZR_DEVICE(PCI_VENDOR_ID_MIRO, PCI_DEVICE_ID_MIRO_DC30PLUS, DC30_PLUS),88 ZR_DEVICE(PCI_VENDOR_ID_ELECTRONICDESIGNGMBH, PCI_DEVICE_ID_LML_33R10, LML33R10),89 ZR_DEVICE(PCI_VENDOR_ID_IOMEGA, PCI_DEVICE_ID_IOMEGA_BUZ, BUZ),90 ZR_DEVICE(PCI_ANY_ID, PCI_ANY_ID, NUM_CARDS),91 {0}92};93MODULE_DEVICE_TABLE(pci, zr36067_pci_tbl);94 95static unsigned int zoran_num; /* number of cards found */96 97/* videocodec bus functions ZR36060 */98static u32 zr36060_read(struct videocodec *codec, u16 reg)99{100 struct zoran *zr = (struct zoran *)codec->master_data->data;101 __u32 data;102 103 if (post_office_wait(zr) || post_office_write(zr, 0, 1, reg >> 8) ||104 post_office_write(zr, 0, 2, reg & 0xff))105 return -1;106 107 data = post_office_read(zr, 0, 3) & 0xff;108 return data;109}110 111static void zr36060_write(struct videocodec *codec, u16 reg, u32 val)112{113 struct zoran *zr = (struct zoran *)codec->master_data->data;114 115 if (post_office_wait(zr) || post_office_write(zr, 0, 1, reg >> 8) ||116 post_office_write(zr, 0, 2, reg & 0xff))117 return;118 119 post_office_write(zr, 0, 3, val & 0xff);120}121 122/* videocodec bus functions ZR36050 */123static u32 zr36050_read(struct videocodec *codec, u16 reg)124{125 struct zoran *zr = (struct zoran *)codec->master_data->data;126 __u32 data;127 128 if (post_office_wait(zr) || post_office_write(zr, 1, 0, reg >> 2)) // reg. HIGHBYTES129 return -1;130 131 data = post_office_read(zr, 0, reg & 0x03) & 0xff; // reg. LOWBYTES + read132 return data;133}134 135static void zr36050_write(struct videocodec *codec, u16 reg, u32 val)136{137 struct zoran *zr = (struct zoran *)codec->master_data->data;138 139 if (post_office_wait(zr) || post_office_write(zr, 1, 0, reg >> 2)) // reg. HIGHBYTES140 return;141 142 post_office_write(zr, 0, reg & 0x03, val & 0xff); // reg. LOWBYTES + wr. data143}144 145/* videocodec bus functions ZR36016 */146static u32 zr36016_read(struct videocodec *codec, u16 reg)147{148 struct zoran *zr = (struct zoran *)codec->master_data->data;149 __u32 data;150 151 if (post_office_wait(zr))152 return -1;153 154 data = post_office_read(zr, 2, reg & 0x03) & 0xff; // read155 return data;156}157 158/* hack for in zoran_device.c */159void zr36016_write(struct videocodec *codec, u16 reg, u32 val)160{161 struct zoran *zr = (struct zoran *)codec->master_data->data;162 163 if (post_office_wait(zr))164 return;165 166 post_office_write(zr, 2, reg & 0x03, val & 0x0ff); // wr. data167}168 169/*170 * Board specific information171 */172 173static void dc10_init(struct zoran *zr)174{175 /* Pixel clock selection */176 GPIO(zr, 4, 0);177 GPIO(zr, 5, 1);178 /* Enable the video bus sync signals */179 GPIO(zr, 7, 0);180}181 182static void dc10plus_init(struct zoran *zr)183{184}185 186static void buz_init(struct zoran *zr)187{188 /* some stuff from Iomega */189 pci_write_config_dword(zr->pci_dev, 0xfc, 0x90680f15);190 pci_write_config_dword(zr->pci_dev, 0x0c, 0x00012020);191 pci_write_config_dword(zr->pci_dev, 0xe8, 0xc0200000);192}193 194static void lml33_init(struct zoran *zr)195{196 GPIO(zr, 2, 1); // Set Composite input/output197}198 199static void avs6eyes_init(struct zoran *zr)200{201 // AverMedia 6-Eyes original driver by Christer Weinigel202 203 // Lifted straight from Christer's old driver and204 // modified slightly by Martin Samuelsson.205 206 int mux = default_mux; /* 1 = BT866, 7 = VID1 */207 208 GPIO(zr, 4, 1); /* Bt866 SLEEP on */209 udelay(2);210 211 GPIO(zr, 0, 1); /* ZR36060 /RESET on */212 GPIO(zr, 1, 0); /* ZR36060 /SLEEP on */213 GPIO(zr, 2, mux & 1); /* MUX S0 */214 GPIO(zr, 3, 0); /* /FRAME on */215 GPIO(zr, 4, 0); /* Bt866 SLEEP off */216 GPIO(zr, 5, mux & 2); /* MUX S1 */217 GPIO(zr, 6, 0); /* ? */218 GPIO(zr, 7, mux & 4); /* MUX S2 */219}220 221static const char *codecid_to_modulename(u16 codecid)222{223 const char *name = NULL;224 225 switch (codecid) {226 case CODEC_TYPE_ZR36060:227 name = "zr36060";228 break;229 case CODEC_TYPE_ZR36050:230 name = "zr36050";231 break;232 case CODEC_TYPE_ZR36016:233 name = "zr36016";234 break;235 }236 237 return name;238}239 240static int codec_init(struct zoran *zr, u16 codecid)241{242 switch (codecid) {243 case CODEC_TYPE_ZR36060:244#ifdef CONFIG_VIDEO_ZORAN_ZR36060245 return zr36060_init_module();246#else247 pci_err(zr->pci_dev, "ZR36060 support is not enabled\n");248 return -EINVAL;249#endif250 break;251 case CODEC_TYPE_ZR36050:252#ifdef CONFIG_VIDEO_ZORAN_DC30253 return zr36050_init_module();254#else255 pci_err(zr->pci_dev, "ZR36050 support is not enabled\n");256 return -EINVAL;257#endif258 break;259 case CODEC_TYPE_ZR36016:260#ifdef CONFIG_VIDEO_ZORAN_DC30261 return zr36016_init_module();262#else263 pci_err(zr->pci_dev, "ZR36016 support is not enabled\n");264 return -EINVAL;265#endif266 break;267 }268 269 pci_err(zr->pci_dev, "unknown codec id %x\n", codecid);270 return -EINVAL;271}272 273static void codec_exit(struct zoran *zr, u16 codecid)274{275 switch (codecid) {276 case CODEC_TYPE_ZR36060:277#ifdef CONFIG_VIDEO_ZORAN_ZR36060278 zr36060_cleanup_module();279#endif280 break;281 case CODEC_TYPE_ZR36050:282#ifdef CONFIG_VIDEO_ZORAN_DC30283 zr36050_cleanup_module();284#endif285 break;286 case CODEC_TYPE_ZR36016:287#ifdef CONFIG_VIDEO_ZORAN_DC30288 zr36016_cleanup_module();289#endif290 break;291 }292}293 294static int videocodec_init(struct zoran *zr)295{296 const char *codec_name, *vfe_name;297 int result;298 299 codec_name = codecid_to_modulename(zr->card.video_codec);300 if (codec_name) {301 result = codec_init(zr, zr->card.video_codec);302 if (result < 0) {303 pci_err(zr->pci_dev, "failed to load video codec %s: %d\n",304 codec_name, result);305 return result;306 }307 }308 vfe_name = codecid_to_modulename(zr->card.video_vfe);309 if (vfe_name) {310 result = codec_init(zr, zr->card.video_vfe);311 if (result < 0) {312 pci_err(zr->pci_dev, "failed to load video vfe %s: %d\n",313 vfe_name, result);314 if (codec_name)315 codec_exit(zr, zr->card.video_codec);316 return result;317 }318 }319 return 0;320}321 322static void videocodec_exit(struct zoran *zr)323{324 if (zr->card.video_codec != CODEC_TYPE_NONE)325 codec_exit(zr, zr->card.video_codec);326 if (zr->card.video_vfe != CODEC_TYPE_NONE)327 codec_exit(zr, zr->card.video_vfe);328}329 330static const struct tvnorm f50sqpixel = { 944, 768, 83, 880, 625, 576, 16 };331static const struct tvnorm f60sqpixel = { 780, 640, 51, 716, 525, 480, 12 };332static const struct tvnorm f50ccir601 = { 864, 720, 75, 804, 625, 576, 18 };333static const struct tvnorm f60ccir601 = { 858, 720, 57, 788, 525, 480, 16 };334 335static const struct tvnorm f50ccir601_lml33 = { 864, 720, 75 + 34, 804, 625, 576, 18 };336static const struct tvnorm f60ccir601_lml33 = { 858, 720, 57 + 34, 788, 525, 480, 16 };337 338/* The DC10 (57/16/50) uses VActive as HSync, so h_start must be 0 */339static const struct tvnorm f50sqpixel_dc10 = { 944, 768, 0, 880, 625, 576, 0 };340static const struct tvnorm f60sqpixel_dc10 = { 780, 640, 0, 716, 525, 480, 12 };341 342/*343 * FIXME: I cannot swap U and V in saa7114, so i do one pixel left shift in zoran (75 -> 74)344 * (Maxim Yevtyushkin <max@linuxmedialabs.com>)345 */346static const struct tvnorm f50ccir601_lm33r10 = { 864, 720, 74 + 54, 804, 625, 576, 18 };347static const struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56 + 54, 788, 525, 480, 16 };348 349/*350 * FIXME: The ks0127 seem incapable of swapping U and V, too, which is why I copy Maxim's left351 * shift hack for the 6 Eyes.352 *353 * Christer's driver used the unshifted norms, though...354 * /Sam355 */356static const struct tvnorm f50ccir601_avs6eyes = { 864, 720, 74, 804, 625, 576, 18 };357static const struct tvnorm f60ccir601_avs6eyes = { 858, 720, 56, 788, 525, 480, 16 };358 359static const unsigned short vpx3220_addrs[] = { 0x43, 0x47, I2C_CLIENT_END };360static const unsigned short saa7110_addrs[] = { 0x4e, 0x4f, I2C_CLIENT_END };361static const unsigned short saa7111_addrs[] = { 0x25, 0x24, I2C_CLIENT_END };362static const unsigned short saa7114_addrs[] = { 0x21, 0x20, I2C_CLIENT_END };363static const unsigned short adv717x_addrs[] = { 0x6a, 0x6b, 0x2a, 0x2b, I2C_CLIENT_END };364static const unsigned short ks0127_addrs[] = { 0x6c, 0x6d, I2C_CLIENT_END };365static const unsigned short saa7185_addrs[] = { 0x44, I2C_CLIENT_END };366static const unsigned short bt819_addrs[] = { 0x45, I2C_CLIENT_END };367static const unsigned short bt856_addrs[] = { 0x44, I2C_CLIENT_END };368static const unsigned short bt866_addrs[] = { 0x44, I2C_CLIENT_END };369 370static struct card_info zoran_cards[NUM_CARDS] = {371 {372 .type = DC10_OLD,373 .name = "DC10(old)",374 .i2c_decoder = "vpx3220a",375 .addrs_decoder = vpx3220_addrs,376 .video_codec = CODEC_TYPE_ZR36050,377 .video_vfe = CODEC_TYPE_ZR36016,378 379 .inputs = 3,380 .input = {381 { 1, "Composite" },382 { 2, "S-Video" },383 { 0, "Internal/comp" }384 },385 .norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,386 .tvn = {387 &f50sqpixel_dc10,388 &f60sqpixel_dc10,389 &f50sqpixel_dc10390 },391 .jpeg_int = 0,392 .vsync_int = ZR36057_ISR_GIRQ1,393 .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 },394 .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 },395 .gpcs = { -1, 0 },396 .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },397 .gws_not_connected = 0,398 .input_mux = 0,399 .init = &dc10_init,400 }, {401 .type = DC10_NEW,402 .name = "DC10(new)",403 .i2c_decoder = "saa7110",404 .addrs_decoder = saa7110_addrs,405 .i2c_encoder = "adv7175",406 .addrs_encoder = adv717x_addrs,407 .video_codec = CODEC_TYPE_ZR36060,408 409 .inputs = 3,410 .input = {411 { 0, "Composite" },412 { 7, "S-Video" },413 { 5, "Internal/comp" }414 },415 .norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,416 .tvn = {417 &f50sqpixel,418 &f60sqpixel,419 &f50sqpixel},420 .jpeg_int = ZR36057_ISR_GIRQ0,421 .vsync_int = ZR36057_ISR_GIRQ1,422 .gpio = { 3, 0, 6, 1, 2, -1, 4, 5 },423 .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },424 .gpcs = { -1, 1},425 .vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 },426 .gws_not_connected = 0,427 .input_mux = 0,428 .init = &dc10plus_init,429 }, {430 .type = DC10_PLUS,431 .name = "DC10_PLUS",432 .i2c_decoder = "saa7110",433 .addrs_decoder = saa7110_addrs,434 .i2c_encoder = "adv7175",435 .addrs_encoder = adv717x_addrs,436 .video_codec = CODEC_TYPE_ZR36060,437 438 .inputs = 3,439 .input = {440 { 0, "Composite" },441 { 7, "S-Video" },442 { 5, "Internal/comp" }443 },444 .norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,445 .tvn = {446 &f50sqpixel,447 &f60sqpixel,448 &f50sqpixel449 },450 .jpeg_int = ZR36057_ISR_GIRQ0,451 .vsync_int = ZR36057_ISR_GIRQ1,452 .gpio = { 3, 0, 6, 1, 2, -1, 4, 5 },453 .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },454 .gpcs = { -1, 1 },455 .vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 },456 .gws_not_connected = 0,457 .input_mux = 0,458 .init = &dc10plus_init,459 }, {460 .type = DC30,461 .name = "DC30",462 .i2c_decoder = "vpx3220a",463 .addrs_decoder = vpx3220_addrs,464 .i2c_encoder = "adv7175",465 .addrs_encoder = adv717x_addrs,466 .video_codec = CODEC_TYPE_ZR36050,467 .video_vfe = CODEC_TYPE_ZR36016,468 469 .inputs = 3,470 .input = {471 { 1, "Composite" },472 { 2, "S-Video" },473 { 0, "Internal/comp" }474 },475 .norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,476 .tvn = {477 &f50sqpixel_dc10,478 &f60sqpixel_dc10,479 &f50sqpixel_dc10480 },481 .jpeg_int = 0,482 .vsync_int = ZR36057_ISR_GIRQ1,483 .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 },484 .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 },485 .gpcs = { -1, 0 },486 .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },487 .gws_not_connected = 0,488 .input_mux = 0,489 .init = &dc10_init,490 }, {491 .type = DC30_PLUS,492 .name = "DC30_PLUS",493 .i2c_decoder = "vpx3220a",494 .addrs_decoder = vpx3220_addrs,495 .i2c_encoder = "adv7175",496 .addrs_encoder = adv717x_addrs,497 .video_codec = CODEC_TYPE_ZR36050,498 .video_vfe = CODEC_TYPE_ZR36016,499 500 .inputs = 3,501 .input = {502 { 1, "Composite" },503 { 2, "S-Video" },504 { 0, "Internal/comp" }505 },506 .norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,507 .tvn = {508 &f50sqpixel_dc10,509 &f60sqpixel_dc10,510 &f50sqpixel_dc10511 },512 .jpeg_int = 0,513 .vsync_int = ZR36057_ISR_GIRQ1,514 .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 },515 .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 },516 .gpcs = { -1, 0 },517 .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },518 .gws_not_connected = 0,519 .input_mux = 0,520 .init = &dc10_init,521 }, {522 .type = LML33,523 .name = "LML33",524 .i2c_decoder = "bt819a",525 .addrs_decoder = bt819_addrs,526 .i2c_encoder = "bt856",527 .addrs_encoder = bt856_addrs,528 .video_codec = CODEC_TYPE_ZR36060,529 530 .inputs = 2,531 .input = {532 { 0, "Composite" },533 { 7, "S-Video" }534 },535 .norms = V4L2_STD_NTSC | V4L2_STD_PAL,536 .tvn = {537 &f50ccir601_lml33,538 &f60ccir601_lml33,539 NULL540 },541 .jpeg_int = ZR36057_ISR_GIRQ1,542 .vsync_int = ZR36057_ISR_GIRQ0,543 .gpio = { 1, -1, 3, 5, 7, -1, -1, -1 },544 .gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 },545 .gpcs = { 3, 1 },546 .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 },547 .gws_not_connected = 1,548 .input_mux = 0,549 .init = &lml33_init,550 }, {551 .type = LML33R10,552 .name = "LML33R10",553 .i2c_decoder = "saa7114",554 .addrs_decoder = saa7114_addrs,555 .i2c_encoder = "adv7170",556 .addrs_encoder = adv717x_addrs,557 .video_codec = CODEC_TYPE_ZR36060,558 559 .inputs = 2,560 .input = {561 { 0, "Composite" },562 { 7, "S-Video" }563 },564 .norms = V4L2_STD_NTSC | V4L2_STD_PAL,565 .tvn = {566 &f50ccir601_lm33r10,567 &f60ccir601_lm33r10,568 NULL569 },570 .jpeg_int = ZR36057_ISR_GIRQ1,571 .vsync_int = ZR36057_ISR_GIRQ0,572 .gpio = { 1, -1, 3, 5, 7, -1, -1, -1 },573 .gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 },574 .gpcs = { 3, 1 },575 .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 },576 .gws_not_connected = 1,577 .input_mux = 0,578 .init = &lml33_init,579 }, {580 .type = BUZ,581 .name = "Buz",582 .i2c_decoder = "saa7111",583 .addrs_decoder = saa7111_addrs,584 .i2c_encoder = "saa7185",585 .addrs_encoder = saa7185_addrs,586 .video_codec = CODEC_TYPE_ZR36060,587 588 .inputs = 2,589 .input = {590 { 3, "Composite" },591 { 7, "S-Video" }592 },593 .norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,594 .tvn = {595 &f50ccir601,596 &f60ccir601,597 &f50ccir601598 },599 .jpeg_int = ZR36057_ISR_GIRQ1,600 .vsync_int = ZR36057_ISR_GIRQ0,601 .gpio = { 1, -1, 3, -1, -1, -1, -1, -1 },602 .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },603 .gpcs = { 3, 1 },604 .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 },605 .gws_not_connected = 1,606 .input_mux = 0,607 .init = &buz_init,608 }, {609 .type = AVS6EYES,610 .name = "6-Eyes",611 /*612 * AverMedia chose not to brand the 6-Eyes. Thus it can't be613 * autodetected, and requires card=x.614 */615 .i2c_decoder = "ks0127",616 .addrs_decoder = ks0127_addrs,617 .i2c_encoder = "bt866",618 .addrs_encoder = bt866_addrs,619 .video_codec = CODEC_TYPE_ZR36060,620 621 .inputs = 10,622 .input = {623 { 0, "Composite 1" },624 { 1, "Composite 2" },625 { 2, "Composite 3" },626 { 4, "Composite 4" },627 { 5, "Composite 5" },628 { 6, "Composite 6" },629 { 8, "S-Video 1" },630 { 9, "S-Video 2" },631 {10, "S-Video 3" },632 {15, "YCbCr" }633 },634 .norms = V4L2_STD_NTSC | V4L2_STD_PAL,635 .tvn = {636 &f50ccir601_avs6eyes,637 &f60ccir601_avs6eyes,638 NULL639 },640 .jpeg_int = ZR36057_ISR_GIRQ1,641 .vsync_int = ZR36057_ISR_GIRQ0,642 .gpio = { 1, 0, 3, -1, -1, -1, -1, -1 },// Validity unknown /Sam643 .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, // Validity unknown /Sam644 .gpcs = { 3, 1 }, // Validity unknown /Sam645 .vfe_pol = { 1, 0, 0, 0, 0, 1, 0, 0 }, // Validity unknown /Sam646 .gws_not_connected = 1,647 .input_mux = 1,648 .init = &avs6eyes_init,649 }650 651};652 653/*654 * I2C functions655 */656/* software I2C functions */657static int zoran_i2c_getsda(void *data)658{659 struct zoran *zr = (struct zoran *)data;660 661 return (btread(ZR36057_I2CBR) >> 1) & 1;662}663 664static int zoran_i2c_getscl(void *data)665{666 struct zoran *zr = (struct zoran *)data;667 668 return btread(ZR36057_I2CBR) & 1;669}670 671static void zoran_i2c_setsda(void *data, int state)672{673 struct zoran *zr = (struct zoran *)data;674 675 if (state)676 zr->i2cbr |= 2;677 else678 zr->i2cbr &= ~2;679 btwrite(zr->i2cbr, ZR36057_I2CBR);680}681 682static void zoran_i2c_setscl(void *data, int state)683{684 struct zoran *zr = (struct zoran *)data;685 686 if (state)687 zr->i2cbr |= 1;688 else689 zr->i2cbr &= ~1;690 btwrite(zr->i2cbr, ZR36057_I2CBR);691}692 693static const struct i2c_algo_bit_data zoran_i2c_bit_data_template = {694 .setsda = zoran_i2c_setsda,695 .setscl = zoran_i2c_setscl,696 .getsda = zoran_i2c_getsda,697 .getscl = zoran_i2c_getscl,698 .udelay = 10,699 .timeout = 100,700};701 702static int zoran_register_i2c(struct zoran *zr)703{704 zr->i2c_algo = zoran_i2c_bit_data_template;705 zr->i2c_algo.data = zr;706 strscpy(zr->i2c_adapter.name, ZR_DEVNAME(zr),707 sizeof(zr->i2c_adapter.name));708 i2c_set_adapdata(&zr->i2c_adapter, &zr->v4l2_dev);709 zr->i2c_adapter.algo_data = &zr->i2c_algo;710 zr->i2c_adapter.dev.parent = &zr->pci_dev->dev;711 return i2c_bit_add_bus(&zr->i2c_adapter);712}713 714static void zoran_unregister_i2c(struct zoran *zr)715{716 i2c_del_adapter(&zr->i2c_adapter);717}718 719/* Check a zoran_params struct for correctness, insert default params */720int zoran_check_jpg_settings(struct zoran *zr,721 struct zoran_jpg_settings *settings, int try)722{723 int err = 0, err0 = 0;724 725 pci_dbg(zr->pci_dev, "%s - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n",726 __func__, settings->decimation, settings->hor_dcm,727 settings->ver_dcm, settings->tmp_dcm);728 pci_dbg(zr->pci_dev, "%s - x: %d, y: %d, w: %d, y: %d\n", __func__,729 settings->img_x, settings->img_y,730 settings->img_width, settings->img_height);731 /* Check decimation, set default values for decimation = 1, 2, 4 */732 switch (settings->decimation) {733 case 1:734 735 settings->hor_dcm = 1;736 settings->ver_dcm = 1;737 settings->tmp_dcm = 1;738 settings->field_per_buff = 2;739 settings->img_x = 0;740 settings->img_y = 0;741 settings->img_width = BUZ_MAX_WIDTH;742 settings->img_height = BUZ_MAX_HEIGHT / 2;743 break;744 case 2:745 746 settings->hor_dcm = 2;747 settings->ver_dcm = 1;748 settings->tmp_dcm = 2;749 settings->field_per_buff = 1;750 settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0;751 settings->img_y = 0;752 settings->img_width =753 (BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH;754 settings->img_height = BUZ_MAX_HEIGHT / 2;755 break;756 case 4:757 758 if (zr->card.type == DC10_NEW) {759 pci_dbg(zr->pci_dev,760 "%s - HDec by 4 is not supported on the DC10\n",761 __func__);762 err0++;763 break;764 }765 766 settings->hor_dcm = 4;767 settings->ver_dcm = 2;768 settings->tmp_dcm = 2;769 settings->field_per_buff = 1;770 settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0;771 settings->img_y = 0;772 settings->img_width =773 (BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH;774 settings->img_height = BUZ_MAX_HEIGHT / 2;775 break;776 case 0:777 778 /* We have to check the data the user has set */779 780 if (settings->hor_dcm != 1 && settings->hor_dcm != 2 &&781 (zr->card.type == DC10_NEW || settings->hor_dcm != 4)) {782 settings->hor_dcm = clamp(settings->hor_dcm, 1, 2);783 err0++;784 }785 if (settings->ver_dcm != 1 && settings->ver_dcm != 2) {786 settings->ver_dcm = clamp(settings->ver_dcm, 1, 2);787 err0++;788 }789 if (settings->tmp_dcm != 1 && settings->tmp_dcm != 2) {790 settings->tmp_dcm = clamp(settings->tmp_dcm, 1, 2);791 err0++;792 }793 if (settings->field_per_buff != 1 &&794 settings->field_per_buff != 2) {795 settings->field_per_buff = clamp(settings->field_per_buff, 1, 2);796 err0++;797 }798 if (settings->img_x < 0) {799 settings->img_x = 0;800 err0++;801 }802 if (settings->img_y < 0) {803 settings->img_y = 0;804 err0++;805 }806 if (settings->img_width < 0 || settings->img_width > BUZ_MAX_WIDTH) {807 settings->img_width = clamp(settings->img_width, 0, (int)BUZ_MAX_WIDTH);808 err0++;809 }810 if (settings->img_height < 0 || settings->img_height > BUZ_MAX_HEIGHT / 2) {811 settings->img_height = clamp(settings->img_height, 0, BUZ_MAX_HEIGHT / 2);812 err0++;813 }814 if (settings->img_x + settings->img_width > BUZ_MAX_WIDTH) {815 settings->img_x = BUZ_MAX_WIDTH - settings->img_width;816 err0++;817 }818 if (settings->img_y + settings->img_height > BUZ_MAX_HEIGHT / 2) {819 settings->img_y = BUZ_MAX_HEIGHT / 2 - settings->img_height;820 err0++;821 }822 if (settings->img_width % (16 * settings->hor_dcm) != 0) {823 settings->img_width -= settings->img_width % (16 * settings->hor_dcm);824 if (settings->img_width == 0)825 settings->img_width = 16 * settings->hor_dcm;826 err0++;827 }828 if (settings->img_height % (8 * settings->ver_dcm) != 0) {829 settings->img_height -= settings->img_height % (8 * settings->ver_dcm);830 if (settings->img_height == 0)831 settings->img_height = 8 * settings->ver_dcm;832 err0++;833 }834 835 if (!try && err0) {836 pci_err(zr->pci_dev, "%s - error in params for decimation = 0\n", __func__);837 err++;838 }839 break;840 default:841 pci_err(zr->pci_dev, "%s - decimation = %d, must be 0, 1, 2 or 4\n",842 __func__, settings->decimation);843 err++;844 break;845 }846 847 if (settings->jpg_comp.quality > 100)848 settings->jpg_comp.quality = 100;849 if (settings->jpg_comp.quality < 5)850 settings->jpg_comp.quality = 5;851 if (settings->jpg_comp.APPn < 0)852 settings->jpg_comp.APPn = 0;853 if (settings->jpg_comp.APPn > 15)854 settings->jpg_comp.APPn = 15;855 if (settings->jpg_comp.APP_len < 0)856 settings->jpg_comp.APP_len = 0;857 if (settings->jpg_comp.APP_len > 60)858 settings->jpg_comp.APP_len = 60;859 if (settings->jpg_comp.COM_len < 0)860 settings->jpg_comp.COM_len = 0;861 if (settings->jpg_comp.COM_len > 60)862 settings->jpg_comp.COM_len = 60;863 if (err)864 return -EINVAL;865 return 0;866}867 868static int zoran_init_video_device(struct zoran *zr, struct video_device *video_dev, int dir)869{870 int err;871 872 /* Now add the template and register the device unit. */873 *video_dev = zoran_template;874 video_dev->v4l2_dev = &zr->v4l2_dev;875 video_dev->lock = &zr->lock;876 video_dev->device_caps = V4L2_CAP_STREAMING | dir;877 878 strscpy(video_dev->name, ZR_DEVNAME(zr), sizeof(video_dev->name));879 video_dev->vfl_dir = VFL_DIR_RX;880 zoran_queue_init(zr, &zr->vq, V4L2_BUF_TYPE_VIDEO_CAPTURE);881 882 err = video_register_device(video_dev, VFL_TYPE_VIDEO, video_nr[zr->id]);883 if (err < 0)884 return err;885 video_set_drvdata(video_dev, zr);886 return 0;887}888 889static void zoran_exit_video_devices(struct zoran *zr)890{891 video_unregister_device(zr->video_dev);892 kfree(zr->video_dev);893}894 895static int zoran_init_video_devices(struct zoran *zr)896{897 int err;898 899 zr->video_dev = video_device_alloc();900 if (!zr->video_dev)901 return -ENOMEM;902 903 err = zoran_init_video_device(zr, zr->video_dev, V4L2_CAP_VIDEO_CAPTURE);904 if (err)905 kfree(zr->video_dev);906 return err;907}908 909/*910 * v4l2_device_unregister() will care about removing zr->encoder/zr->decoder911 * via v4l2_i2c_subdev_unregister()912 */913static int zoran_i2c_init(struct zoran *zr)914{915 int err;916 917 pci_info(zr->pci_dev, "Initializing i2c bus...\n");918 919 err = zoran_register_i2c(zr);920 if (err) {921 pci_err(zr->pci_dev, "%s - cannot initialize i2c bus\n", __func__);922 return err;923 }924 925 zr->decoder = v4l2_i2c_new_subdev(&zr->v4l2_dev, &zr->i2c_adapter,926 zr->card.i2c_decoder, 0,927 zr->card.addrs_decoder);928 if (!zr->decoder) {929 pci_err(zr->pci_dev, "Fail to get decoder %s\n", zr->card.i2c_decoder);930 err = -EINVAL;931 goto error_decoder;932 }933 934 if (zr->card.i2c_encoder) {935 zr->encoder = v4l2_i2c_new_subdev(&zr->v4l2_dev, &zr->i2c_adapter,936 zr->card.i2c_encoder, 0,937 zr->card.addrs_encoder);938 if (!zr->encoder) {939 pci_err(zr->pci_dev, "Fail to get encoder %s\n", zr->card.i2c_encoder);940 err = -EINVAL;941 goto error_decoder;942 }943 }944 return 0;945 946error_decoder:947 zoran_unregister_i2c(zr);948 return err;949}950 951static void zoran_i2c_exit(struct zoran *zr)952{953 zoran_unregister_i2c(zr);954}955 956void zoran_open_init_params(struct zoran *zr)957{958 int i;959 960 zr->v4l_settings.width = 192;961 zr->v4l_settings.height = 144;962 zr->v4l_settings.format = &zoran_formats[7]; /* YUY2 - YUV-4:2:2 packed */963 zr->v4l_settings.bytesperline = zr->v4l_settings.width *964 ((zr->v4l_settings.format->depth + 7) / 8);965 966 /* Set necessary params and call zoran_check_jpg_settings to set the defaults */967 zr->jpg_settings.decimation = 1;968 zr->jpg_settings.jpg_comp.quality = 50; /* default compression factor 8 */969 if (zr->card.type != BUZ)970 zr->jpg_settings.odd_even = 1;971 else972 zr->jpg_settings.odd_even = 0;973 zr->jpg_settings.jpg_comp.APPn = 0;974 zr->jpg_settings.jpg_comp.APP_len = 0; /* No APPn marker */975 memset(zr->jpg_settings.jpg_comp.APP_data, 0,976 sizeof(zr->jpg_settings.jpg_comp.APP_data));977 zr->jpg_settings.jpg_comp.COM_len = 0; /* No COM marker */978 memset(zr->jpg_settings.jpg_comp.COM_data, 0,979 sizeof(zr->jpg_settings.jpg_comp.COM_data));980 zr->jpg_settings.jpg_comp.jpeg_markers =981 V4L2_JPEG_MARKER_DHT | V4L2_JPEG_MARKER_DQT;982 i = zoran_check_jpg_settings(zr, &zr->jpg_settings, 0);983 if (i)984 pci_err(zr->pci_dev, "%s internal error\n", __func__);985 986 zr->buffer_size = zr->v4l_settings.bytesperline * zr->v4l_settings.height;987 988 clear_interrupt_counters(zr);989}990 991static int zr36057_init(struct zoran *zr)992{993 int j, err;994 995 pci_info(zr->pci_dev, "initializing card[%d]\n", zr->id);996 997 /* Avoid nonsense settings from user for default input/norm */998 if (default_norm < 0 || default_norm > 2)999 default_norm = 0;1000 if (default_norm == 0) {1001 zr->norm = V4L2_STD_PAL;1002 zr->timing = zr->card.tvn[ZR_NORM_PAL];1003 } else if (default_norm == 1) {1004 zr->norm = V4L2_STD_NTSC;1005 zr->timing = zr->card.tvn[ZR_NORM_NTSC];1006 } else {1007 zr->norm = V4L2_STD_SECAM;1008 zr->timing = zr->card.tvn[ZR_NORM_SECAM];1009 }1010 if (!zr->timing) {1011 pci_warn(zr->pci_dev,1012 "%s - default TV standard not supported by hardware. PAL will be used.\n",1013 __func__);1014 zr->norm = V4L2_STD_PAL;1015 zr->timing = zr->card.tvn[ZR_NORM_PAL];1016 }1017 1018 if (default_input > zr->card.inputs - 1) {1019 pci_warn(zr->pci_dev, "default_input value %d out of range (0-%d)\n",1020 default_input, zr->card.inputs - 1);1021 default_input = 0;1022 }1023 zr->input = default_input;1024 1025 /* default setup (will be repeated at every open) */1026 zoran_open_init_params(zr);1027 1028 /* allocate memory *before* doing anything to the hardware in case allocation fails */1029 zr->stat_com = dma_alloc_coherent(&zr->pci_dev->dev,1030 BUZ_NUM_STAT_COM * sizeof(u32),1031 &zr->p_sc, GFP_KERNEL);1032 if (!zr->stat_com)1033 return -ENOMEM;1034 1035 for (j = 0; j < BUZ_NUM_STAT_COM; j++)1036 zr->stat_com[j] = cpu_to_le32(1); /* mark as unavailable to zr36057 */1037 1038 zr->stat_comb = dma_alloc_coherent(&zr->pci_dev->dev,1039 BUZ_NUM_STAT_COM * sizeof(u32) * 2,1040 &zr->p_scb, GFP_KERNEL);1041 if (!zr->stat_comb) {1042 err = -ENOMEM;1043 goto exit_statcom;1044 }1045 1046 err = zoran_init_video_devices(zr);1047 if (err)1048 goto exit_statcomb;1049 1050 zoran_init_hardware(zr);1051 if (!pass_through) {1052 decoder_call(zr, video, s_stream, 0);1053 encoder_call(zr, video, s_routing, 2, 0, 0);1054 }1055 1056 zr->initialized = 1;1057 return 0;1058 1059exit_statcomb:1060 dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32) * 2,1061 zr->stat_comb, zr->p_scb);1062exit_statcom:1063 dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32),1064 zr->stat_com, zr->p_sc);1065 return err;1066}1067 1068static void zoran_remove(struct pci_dev *pdev)1069{1070 struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);1071 struct zoran *zr = to_zoran(v4l2_dev);1072 1073 if (!zr->initialized)1074 goto exit_free;1075 1076 debugfs_remove_recursive(zr->dbgfs_dir);1077 1078 zoran_queue_exit(zr);1079 1080 /* unregister videocodec bus */1081 if (zr->codec)1082 videocodec_detach(zr->codec);1083 if (zr->vfe)1084 videocodec_detach(zr->vfe);1085 videocodec_exit(zr);1086 1087 /* unregister i2c bus */1088 zoran_i2c_exit(zr);1089 /* disable PCI bus-mastering */1090 zoran_set_pci_master(zr, 0);1091 /* put chip into reset */1092 btwrite(0, ZR36057_SPGPPCR);1093 pci_free_irq(zr->pci_dev, 0, zr);1094 /* unmap and free memory */1095 dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32),1096 zr->stat_com, zr->p_sc);1097 dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32) * 2,1098 zr->stat_comb, zr->p_scb);1099 pci_release_regions(pdev);1100 pci_disable_device(zr->pci_dev);1101 zoran_exit_video_devices(zr);1102exit_free:1103 v4l2_ctrl_handler_free(&zr->hdl);1104 v4l2_device_unregister(&zr->v4l2_dev);1105}1106 1107void zoran_vdev_release(struct video_device *vdev)1108{1109 kfree(vdev);1110}1111 1112static struct videocodec_master *zoran_setup_videocodec(struct zoran *zr,1113 int type)1114{1115 struct videocodec_master *m = NULL;1116 1117 m = devm_kmalloc(&zr->pci_dev->dev, sizeof(*m), GFP_KERNEL);1118 if (!m)1119 return m;1120 1121 /*1122 * magic and type are unused for master struct. Makes sense only at codec structs.1123 * In the past, .type were initialized to the old V4L1 .hardware value,1124 * as VID_HARDWARE_ZR360671125 */1126 m->magic = 0L;1127 m->type = 0;1128 1129 m->flags = CODEC_FLAG_ENCODER | CODEC_FLAG_DECODER;1130 strscpy(m->name, ZR_DEVNAME(zr), sizeof(m->name));1131 m->data = zr;1132 1133 switch (type) {1134 case CODEC_TYPE_ZR36060:1135 m->readreg = zr36060_read;1136 m->writereg = zr36060_write;1137 m->flags |= CODEC_FLAG_JPEG | CODEC_FLAG_VFE;1138 break;1139 case CODEC_TYPE_ZR36050:1140 m->readreg = zr36050_read;1141 m->writereg = zr36050_write;1142 m->flags |= CODEC_FLAG_JPEG;1143 break;1144 case CODEC_TYPE_ZR36016:1145 m->readreg = zr36016_read;1146 m->writereg = zr36016_write;1147 m->flags |= CODEC_FLAG_VFE;1148 break;1149 }1150 1151 return m;1152}1153 1154static void zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *arg)1155{1156 struct zoran *zr = to_zoran(sd->v4l2_dev);1157 1158 /*1159 * Bt819 needs to reset its FIFO buffer using #FRST pin and1160 * LML33 card uses GPIO(7) for that.1161 */1162 if (cmd == BT819_FIFO_RESET_LOW)1163 GPIO(zr, 7, 0);1164 else if (cmd == BT819_FIFO_RESET_HIGH)1165 GPIO(zr, 7, 1);1166}1167 1168static int zoran_video_set_ctrl(struct v4l2_ctrl *ctrl)1169{1170 struct zoran *zr = container_of(ctrl->handler, struct zoran, hdl);1171 1172 switch (ctrl->id) {1173 case V4L2_CID_JPEG_COMPRESSION_QUALITY:1174 zr->jpg_settings.jpg_comp.quality = ctrl->val;1175 return zoran_check_jpg_settings(zr, &zr->jpg_settings, 0);1176 default:1177 return -EINVAL;1178 }1179 1180 return 0;1181}1182 1183static const struct v4l2_ctrl_ops zoran_video_ctrl_ops = {1184 .s_ctrl = zoran_video_set_ctrl,1185};1186 1187static int zoran_debugfs_show(struct seq_file *seq, void *v)1188{1189 struct zoran *zr = seq->private;1190 1191 seq_printf(seq, "Running mode %x\n", zr->running);1192 seq_printf(seq, "Codec mode %x\n", zr->codec_mode);1193 seq_printf(seq, "Norm %llx\n", zr->norm);1194 seq_printf(seq, "Input %d\n", zr->input);1195 seq_printf(seq, "Buffersize %d\n", zr->buffer_size);1196 1197 seq_printf(seq, "V4L width %dx%d\n", zr->v4l_settings.width, zr->v4l_settings.height);1198 seq_printf(seq, "V4L bytesperline %d\n", zr->v4l_settings.bytesperline);1199 1200 seq_printf(seq, "JPG decimation %u\n", zr->jpg_settings.decimation);1201 seq_printf(seq, "JPG hor_dcm %u\n", zr->jpg_settings.hor_dcm);1202 seq_printf(seq, "JPG ver_dcm %u\n", zr->jpg_settings.ver_dcm);1203 seq_printf(seq, "JPG tmp_dcm %u\n", zr->jpg_settings.tmp_dcm);1204 seq_printf(seq, "JPG odd_even %u\n", zr->jpg_settings.odd_even);1205 seq_printf(seq, "JPG crop %dx%d %d %d\n",1206 zr->jpg_settings.img_x,1207 zr->jpg_settings.img_y,1208 zr->jpg_settings.img_width,1209 zr->jpg_settings.img_height);1210 1211 seq_printf(seq, "Prepared %u\n", zr->prepared);1212 seq_printf(seq, "Queued %u\n", zr->queued);1213 1214 videocodec_debugfs_show(seq);1215 return 0;1216}1217 1218DEFINE_SHOW_ATTRIBUTE(zoran_debugfs);1219 1220/*1221 * Scan for a Buz card (actually for the PCI controller ZR36057),1222 * request the irq and map the io memory1223 */1224static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)1225{1226 unsigned char latency, need_latency;1227 struct zoran *zr;1228 int result;1229 struct videocodec_master *master_vfe = NULL;1230 struct videocodec_master *master_codec = NULL;1231 int card_num;1232 unsigned int nr;1233 int err;1234 1235 pci_info(pdev, "Zoran MJPEG board driver version %s\n", ZORAN_VERSION);1236 1237 /* some mainboards might not do PCI-PCI data transfer well */1238 if (pci_pci_problems & (PCIPCI_FAIL | PCIAGP_FAIL | PCIPCI_ALIMAGIK))1239 pci_warn(pdev, "%s: chipset does not support reliable PCI-PCI DMA\n",1240 ZORAN_NAME);1241 1242 err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));1243 if (err)1244 return err;1245 err = vb2_dma_contig_set_max_seg_size(&pdev->dev, U32_MAX);1246 if (err)1247 return err;1248 1249 nr = zoran_num++;1250 if (nr >= BUZ_MAX) {1251 pci_err(pdev, "driver limited to %d card(s) maximum\n", BUZ_MAX);1252 return -ENOENT;1253 }1254 1255 zr = devm_kzalloc(&pdev->dev, sizeof(*zr), GFP_KERNEL);1256 if (!zr)1257 return -ENOMEM;1258 1259 zr->v4l2_dev.notify = zoran_subdev_notify;1260 if (v4l2_device_register(&pdev->dev, &zr->v4l2_dev))1261 goto zr_free_mem;1262 zr->pci_dev = pdev;1263 zr->id = nr;1264 snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id);1265 if (v4l2_ctrl_handler_init(&zr->hdl, 10))1266 goto zr_unreg;1267 zr->v4l2_dev.ctrl_handler = &zr->hdl;1268 v4l2_ctrl_new_std(&zr->hdl, &zoran_video_ctrl_ops,1269 V4L2_CID_JPEG_COMPRESSION_QUALITY, 0,1270 100, 1, 50);1271 spin_lock_init(&zr->spinlock);1272 mutex_init(&zr->lock);1273 if (pci_enable_device(pdev))1274 goto zr_unreg;1275 zr->revision = zr->pci_dev->revision;1276 1277 pci_info(zr->pci_dev, "Zoran ZR360%c7 (rev %d), irq: %d, memory: 0x%08llx\n",1278 zr->revision < 2 ? '5' : '6', zr->revision,1279 zr->pci_dev->irq, (uint64_t)pci_resource_start(zr->pci_dev, 0));1280 if (zr->revision >= 2)1281 pci_info(zr->pci_dev, "Subsystem vendor=0x%04x id=0x%04x\n",1282 zr->pci_dev->subsystem_vendor, zr->pci_dev->subsystem_device);1283 1284 /* Use auto-detected card type? */1285 if (card[nr] == -1) {1286 if (zr->revision < 2) {1287 pci_err(pdev, "No card type specified, please use the card=X module parameter\n");1288 pci_err(pdev, "It is not possible to auto-detect ZR36057 based cards\n");1289 goto zr_unreg;1290 }1291 1292 card_num = ent->driver_data;1293 if (card_num >= NUM_CARDS) {1294 pci_err(pdev, "Unknown card, try specifying card=X module parameter\n");1295 goto zr_unreg;1296 }1297 pci_info(zr->pci_dev, "%s() - card %s detected\n", __func__,1298 zoran_cards[card_num].name);1299 } else {1300 card_num = card[nr];1301 if (card_num >= NUM_CARDS || card_num < 0) {1302 pci_err(pdev, "User specified card type %d out of range (0 .. %d)\n",1303 card_num, NUM_CARDS - 1);1304 goto zr_unreg;1305 }1306 }1307 1308 /*1309 * even though we make this a non pointer and thus1310 * theoretically allow for making changes to this struct1311 * on a per-individual card basis at runtime, this is1312 * strongly discouraged. This structure is intended to1313 * keep general card information, no settings or anything1314 */1315 zr->card = zoran_cards[card_num];1316 snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "%s[%u]",1317 zr->card.name, zr->id);1318 1319 err = pci_request_regions(pdev, ZR_DEVNAME(zr));1320 if (err)1321 goto zr_unreg;1322 1323 zr->zr36057_mem = devm_ioremap(&pdev->dev, pci_resource_start(pdev, 0),1324 pci_resource_len(pdev, 0));1325 if (!zr->zr36057_mem) {1326 pci_err(pdev, "%s() - ioremap failed\n", __func__);1327 goto zr_pci_release;1328 }1329 1330 result = pci_request_irq(pdev, 0, zoran_irq, NULL, zr, ZR_DEVNAME(zr));1331 if (result < 0) {1332 if (result == -EINVAL) {1333 pci_err(pdev, "%s - bad IRQ number or handler\n", __func__);1334 } else if (result == -EBUSY) {1335 pci_err(pdev, "%s - IRQ %d busy, change your PnP config in BIOS\n",1336 __func__, zr->pci_dev->irq);1337 } else {1338 pci_err(pdev, "%s - cannot assign IRQ, error code %d\n", __func__, result);1339 }1340 goto zr_pci_release;1341 }1342 1343 /* set PCI latency timer */1344 pci_read_config_byte(zr->pci_dev, PCI_LATENCY_TIMER,1345 &latency);1346 need_latency = zr->revision > 1 ? 32 : 48;1347 if (latency != need_latency) {1348 pci_info(zr->pci_dev, "Changing PCI latency from %d to %d\n",1349 latency, need_latency);1350 pci_write_config_byte(zr->pci_dev, PCI_LATENCY_TIMER, need_latency);1351 }1352 1353 zr36057_restart(zr);1354 1355 err = zoran_i2c_init(zr);1356 if (err)1357 goto zr_free_irq;1358 1359 pci_info(zr->pci_dev, "Initializing videocodec bus...\n");1360 err = videocodec_init(zr);1361 if (err)1362 goto zr_unreg_i2c;1363 1364 /* reset JPEG codec */1365 jpeg_codec_sleep(zr, 1);1366 jpeg_codec_reset(zr);1367 /* video bus enabled */1368 /* display codec revision */1369 if (zr->card.video_codec != 0) {1370 master_codec = zoran_setup_videocodec(zr, zr->card.video_codec);1371 if (!master_codec)1372 goto zr_unreg_videocodec;1373 zr->codec = videocodec_attach(master_codec);1374 if (!zr->codec) {1375 pci_err(pdev, "%s - no codec found\n", __func__);1376 goto zr_unreg_videocodec;1377 }1378 if (zr->codec->type != zr->card.video_codec) {1379 pci_err(pdev, "%s - wrong codec\n", __func__);1380 goto zr_unreg_videocodec;1381 }1382 }1383 if (zr->card.video_vfe != 0) {1384 master_vfe = zoran_setup_videocodec(zr, zr->card.video_vfe);1385 if (!master_vfe)1386 goto zr_detach_codec;1387 zr->vfe = videocodec_attach(master_vfe);1388 if (!zr->vfe) {1389 pci_err(pdev, "%s - no VFE found\n", __func__);1390 goto zr_detach_codec;1391 }1392 if (zr->vfe->type != zr->card.video_vfe) {1393 pci_err(pdev, "%s = wrong VFE\n", __func__);1394 goto zr_detach_vfe;1395 }1396 }1397 1398 /* take care of Natoma chipset and a revision 1 zr36057 */1399 if ((pci_pci_problems & PCIPCI_NATOMA) && zr->revision <= 1)1400 pci_info(zr->pci_dev, "ZR36057/Natoma bug, max. buffer size is 128K\n");1401 1402 if (zr36057_init(zr) < 0)1403 goto zr_detach_vfe;1404 1405 zr->map_mode = ZORAN_MAP_MODE_RAW;1406 1407 zr->dbgfs_dir = debugfs_create_dir(ZR_DEVNAME(zr), NULL);1408 debugfs_create_file("debug", 0444, zr->dbgfs_dir, zr,1409 &zoran_debugfs_fops);1410 return 0;1411 1412zr_detach_vfe:1413 videocodec_detach(zr->vfe);1414zr_detach_codec:1415 videocodec_detach(zr->codec);1416zr_unreg_videocodec:1417 videocodec_exit(zr);1418zr_unreg_i2c:1419 zoran_i2c_exit(zr);1420zr_free_irq:1421 btwrite(0, ZR36057_SPGPPCR);1422 pci_free_irq(zr->pci_dev, 0, zr);1423zr_pci_release:1424 pci_release_regions(pdev);1425zr_unreg:1426 v4l2_ctrl_handler_free(&zr->hdl);1427 v4l2_device_unregister(&zr->v4l2_dev);1428zr_free_mem:1429 1430 return -ENODEV;1431}1432 1433static struct pci_driver zoran_driver = {1434 .name = "zr36067",1435 .id_table = zr36067_pci_tbl,1436 .probe = zoran_probe,1437 .remove = zoran_remove,1438};1439 1440module_pci_driver(zoran_driver);1441