diff options
Diffstat (limited to 'linux/drivers/media/video/em28xx')
| -rw-r--r-- | linux/drivers/media/video/em28xx/Makefile | 2 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx-cards.c | 367 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx-core.c | 61 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx-dvb.c | 2 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx-reg.h | 19 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx-vbi.c | 149 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx-video.c | 693 | ||||
| -rw-r--r-- | linux/drivers/media/video/em28xx/em28xx.h | 40 |
8 files changed, 1038 insertions, 295 deletions
diff --git a/linux/drivers/media/video/em28xx/Makefile b/linux/drivers/media/video/em28xx/Makefile index 8137a8c94..d0f093d1d 100644 --- a/linux/drivers/media/video/em28xx/Makefile +++ b/linux/drivers/media/video/em28xx/Makefile @@ -1,5 +1,5 @@ em28xx-objs := em28xx-video.o em28xx-i2c.o em28xx-cards.o em28xx-core.o \ - em28xx-input.o + em28xx-input.o em28xx-vbi.o em28xx-alsa-objs := em28xx-audio.o diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c index 795fd16a5..8fb751d5c 100644 --- a/linux/drivers/media/video/em28xx/em28xx-cards.c +++ b/linux/drivers/media/video/em28xx/em28xx-cards.c @@ -231,9 +231,10 @@ static struct em28xx_reg_seq silvercrest_reg_seq[] = { struct em28xx_board em28xx_boards[] = { [EM2750_BOARD_UNKNOWN] = { .name = "EM2710/EM2750/EM2751 webcam grabber", - .xclk = EM28XX_XCLK_FREQUENCY_48MHZ, + .xclk = EM28XX_XCLK_FREQUENCY_20MHZ, .tuner_type = TUNER_ABSENT, .is_webcam = 1, + .no_audio = 1, .input = { { .type = EM28XX_VMUX_COMPOSITE1, .vmux = 0, @@ -261,6 +262,7 @@ struct em28xx_board em28xx_boards[] = { .name = "Unknown EM2750/28xx video grabber", .tuner_type = TUNER_ABSENT, .is_webcam = 1, /* To enable sensor probe */ + .no_audio = 1, }, [EM2750_BOARD_DLCW_130] = { /* Beijing Huaqi Information Digital Technology Co., Ltd */ @@ -312,6 +314,7 @@ struct em28xx_board em28xx_boards[] = { [EM2820_BOARD_TERRATEC_CINERGY_250] = { .name = "Terratec Cinergy 250 USB", .tuner_type = TUNER_LG_PAL_NEW_TAPC, + .has_ir_i2c = 1, .tda9887_conf = TDA9887_PRESENT, .decoder = EM28XX_SAA711X, .input = { { @@ -331,6 +334,7 @@ struct em28xx_board em28xx_boards[] = { [EM2820_BOARD_PINNACLE_USB_2] = { .name = "Pinnacle PCTV USB 2", .tuner_type = TUNER_LG_PAL_NEW_TAPC, + .has_ir_i2c = 1, .tda9887_conf = TDA9887_PRESENT, .decoder = EM28XX_SAA711X, .input = { { @@ -355,6 +359,7 @@ struct em28xx_board em28xx_boards[] = { TDA9887_PORT2_ACTIVE, .decoder = EM28XX_TVP5150, .has_msp34xx = 1, + .has_ir_i2c = 1, .input = { { .type = EM28XX_VMUX_TELEVISION, .vmux = TVP5150_COMPOSITE0, @@ -481,6 +486,7 @@ struct em28xx_board em28xx_boards[] = { .name = "Silvercrest Webcam 1.3mpix", .tuner_type = TUNER_ABSENT, .is_webcam = 1, + .no_audio = 1, .input = { { .type = EM28XX_VMUX_COMPOSITE1, .vmux = 0, @@ -571,6 +577,27 @@ struct em28xx_board em28xx_boards[] = { .amux = EM28XX_AMUX_LINE_IN, } }, }, + [EM2861_BOARD_GADMEI_UTV330PLUS] = { + .name = "Gadmei UTV330+", + .tuner_type = TUNER_TNF_5335MF, + .tda9887_conf = TDA9887_PRESENT, + .ir_codes = &ir_codes_gadmei_rm008z_table, + .decoder = EM28XX_SAA711X, + .xclk = EM28XX_XCLK_FREQUENCY_12MHZ, + .input = { { + .type = EM28XX_VMUX_TELEVISION, + .vmux = SAA7115_COMPOSITE2, + .amux = EM28XX_AMUX_VIDEO, + }, { + .type = EM28XX_VMUX_COMPOSITE1, + .vmux = SAA7115_COMPOSITE0, + .amux = EM28XX_AMUX_LINE_IN, + }, { + .type = EM28XX_VMUX_SVIDEO, + .vmux = SAA7115_SVIDEO3, + .amux = EM28XX_AMUX_LINE_IN, + } }, + }, [EM2860_BOARD_TERRATEC_HYBRID_XS] = { .name = "Terratec Cinergy A Hybrid XS", .valid = EM28XX_BOARD_NOT_VALIDATED, @@ -748,7 +775,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .has_dvb = 1, .dvb_gpio = hauppauge_wintv_hvr_900_digital, - .ir_codes = ir_codes_hauppauge_new, + .ir_codes = &ir_codes_hauppauge_new_table, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -773,7 +800,7 @@ struct em28xx_board em28xx_boards[] = { .tuner_type = TUNER_XC2028, .tuner_gpio = default_tuner_gpio, .mts_firmware = 1, - .ir_codes = ir_codes_hauppauge_new, + .ir_codes = &ir_codes_hauppauge_new_table, .decoder = EM28XX_TVP5150, #if 0 /* FIXME: add an entry at em28xx-dvb */ .has_dvb = 1, @@ -803,7 +830,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .has_dvb = 1, .dvb_gpio = hauppauge_wintv_hvr_900_digital, - .ir_codes = ir_codes_hauppauge_new, + .ir_codes = &ir_codes_hauppauge_new_table, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -829,7 +856,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .has_dvb = 1, .dvb_gpio = hauppauge_wintv_hvr_900_digital, - .ir_codes = ir_codes_hauppauge_new, + .ir_codes = &ir_codes_hauppauge_new_table, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -855,7 +882,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .has_dvb = 1, .dvb_gpio = hauppauge_wintv_hvr_900_digital, - .ir_codes = ir_codes_pinnacle_pctv_hd, + .ir_codes = &ir_codes_pinnacle_pctv_hd_table, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -881,7 +908,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .has_dvb = 1, .dvb_gpio = hauppauge_wintv_hvr_900_digital, - .ir_codes = ir_codes_ati_tv_wonder_hd_600, + .ir_codes = &ir_codes_ati_tv_wonder_hd_600_table, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -907,6 +934,8 @@ struct em28xx_board em28xx_boards[] = { .decoder = EM28XX_TVP5150, .has_dvb = 1, .dvb_gpio = default_digital, + .ir_codes = &ir_codes_terratec_cinergy_xs_table, + .xclk = EM28XX_XCLK_FREQUENCY_12MHZ, /* NEC IR */ .input = { { .type = EM28XX_VMUX_TELEVISION, .vmux = TVP5150_COMPOSITE0, @@ -978,6 +1007,7 @@ struct em28xx_board em28xx_boards[] = { [EM2800_BOARD_TERRATEC_CINERGY_200] = { .name = "Terratec Cinergy 200 USB", .is_em2800 = 1, + .has_ir_i2c = 1, .tuner_type = TUNER_LG_PAL_NEW_TAPC, .tda9887_conf = TDA9887_PRESENT, .decoder = EM28XX_SAA711X, @@ -1051,7 +1081,8 @@ struct em28xx_board em28xx_boards[] = { } }, }, [EM2820_BOARD_PINNACLE_DVC_90] = { - .name = "Pinnacle Dazzle DVC 90/100/101/107 / Kaiser Baas Video to DVD maker", + .name = "Pinnacle Dazzle DVC 90/100/101/107 / Kaiser Baas Video to DVD maker " + "/ Kworld DVD Maker 2", .tuner_type = TUNER_ABSENT, /* capture only board */ .decoder = EM28XX_SAA711X, .input = { { @@ -1481,7 +1512,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .decoder = EM28XX_TVP5150, .tuner_gpio = default_tuner_gpio, - .ir_codes = ir_codes_kaiomy, + .ir_codes = &ir_codes_kaiomy_table, .input = { { .type = EM28XX_VMUX_TELEVISION, .vmux = TVP5150_COMPOSITE0, @@ -1581,7 +1612,7 @@ struct em28xx_board em28xx_boards[] = { .mts_firmware = 1, .has_dvb = 1, .dvb_gpio = evga_indtube_digital, - .ir_codes = ir_codes_evga_indtube, + .ir_codes = &ir_codes_evga_indtube_table, .input = { { .type = EM28XX_VMUX_TELEVISION, .vmux = TVP5150_COMPOSITE0, @@ -1610,6 +1641,8 @@ struct usb_device_id em28xx_id_table[] = { .driver_info = EM2750_BOARD_UNKNOWN }, { USB_DEVICE(0xeb1a, 0x2800), .driver_info = EM2800_BOARD_UNKNOWN }, + { USB_DEVICE(0xeb1a, 0x2710), + .driver_info = EM2820_BOARD_UNKNOWN }, { USB_DEVICE(0xeb1a, 0x2820), .driver_info = EM2820_BOARD_UNKNOWN }, { USB_DEVICE(0xeb1a, 0x2821), @@ -1654,6 +1687,8 @@ struct usb_device_id em28xx_id_table[] = { .driver_info = EM2870_BOARD_KWORLD_355U }, { USB_DEVICE(0x1b80, 0xe302), .driver_info = EM2820_BOARD_PINNACLE_DVC_90 }, /* Kaiser Baas Video to DVD maker */ + { USB_DEVICE(0x1b80, 0xe304), + .driver_info = EM2820_BOARD_PINNACLE_DVC_90 }, /* Kworld DVD Maker 2 */ { USB_DEVICE(0x0ccd, 0x0036), .driver_info = EM2820_BOARD_TERRATEC_CINERGY_250 }, { USB_DEVICE(0x0ccd, 0x004c), @@ -1726,7 +1761,7 @@ static struct em28xx_hash_table em28xx_eeprom_hash[] = { {0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF}, {0x72cc5a8b, EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2, TUNER_YMEC_TVF_5533MF}, {0x966a0441, EM2880_BOARD_KWORLD_DVB_310U, TUNER_XC2028}, - {0x9567eb1a, EM2880_BOARD_EMPIRE_DUAL_TV, TUNER_XC2028}, + {0x166a0441, EM2880_BOARD_EMPIRE_DUAL_TV, TUNER_XC2028}, {0xcee44a99, EM2882_BOARD_EVGA_INDTUBE, TUNER_XC2028}, {0xb8846b20, EM2881_BOARD_PINNACLE_HYBRID_PRO, TUNER_XC2028}, }; @@ -1737,6 +1772,7 @@ static struct em28xx_hash_table em28xx_i2c_hash[] = { {0xf51200e3, EM2800_BOARD_VGEAR_POCKETTV, TUNER_LG_PAL_NEW_TAPC}, {0x1ba50080, EM2860_BOARD_SAA711X_REFERENCE_DESIGN, TUNER_ABSENT}, {0xc51200e3, EM2820_BOARD_GADMEI_TVR200, TUNER_LG_PAL_NEW_TAPC}, + {0x4ba50080, EM2861_BOARD_GADMEI_UTV330PLUS, TUNER_TNF_5335MF}, }; /* I2C possible address to saa7115, tvp5150, msp3400, tvaudio */ @@ -1795,6 +1831,25 @@ static inline void em28xx_set_model(struct em28xx *dev) EM28XX_I2C_FREQ_100_KHZ; } + +/* FIXME: Should be replaced by a proper mt9m111 driver */ +static int em28xx_initialize_mt9m111(struct em28xx *dev) +{ + int i; + unsigned char regs[][3] = { + { 0x0d, 0x00, 0x01, }, /* reset and use defaults */ + { 0x0d, 0x00, 0x00, }, + { 0x0a, 0x00, 0x21, }, + { 0x21, 0x04, 0x00, }, /* full readout speed, no row/col skipping */ + }; + + for (i = 0; i < ARRAY_SIZE(regs); i++) + i2c_master_send(&dev->i2c_client, ®s[i][0], 3); + + return 0; +} + + /* FIXME: Should be replaced by a proper mt9m001 driver */ static int em28xx_initialize_mt9m001(struct em28xx *dev) { @@ -1823,7 +1878,7 @@ static int em28xx_initialize_mt9m001(struct em28xx *dev) /* HINT method: webcam I2C chips * - * This method work for webcams with Micron sensors + * This method works for webcams with Micron sensors */ static int em28xx_hint_sensor(struct em28xx *dev) { @@ -1833,6 +1888,7 @@ static int em28xx_hint_sensor(struct em28xx *dev) __be16 version_be; u16 version; + /* Micron sensor detection */ dev->i2c_client.addr = 0xba >> 1; cmd = 0; i2c_master_send(&dev->i2c_client, &cmd, 1); @@ -1841,28 +1897,58 @@ static int em28xx_hint_sensor(struct em28xx *dev) return -EINVAL; version = be16_to_cpu(version_be); - switch (version) { case 0x8232: /* mt9v011 640x480 1.3 Mpix sensor */ case 0x8243: /* mt9v011 rev B 640x480 1.3 Mpix sensor */ dev->model = EM2820_BOARD_SILVERCREST_WEBCAM; + em28xx_set_model(dev); + sensor_name = "mt9v011"; dev->em28xx_sensor = EM28XX_MT9V011; dev->sensor_xres = 640; dev->sensor_yres = 480; - dev->sensor_xtal = 6300000; + /* + * FIXME: mt9v011 uses I2S speed as xtal clk - at least with + * the Silvercrest cam I have here for testing - for higher + * resolutions, a high clock cause horizontal artifacts, so we + * need to use a lower xclk frequency. + * Yet, it would be possible to adjust xclk depending on the + * desired resolution, since this affects directly the + * frame rate. + */ + dev->board.xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ; + dev->sensor_xtal = 4300000; /* probably means GRGB 16 bit bayer */ dev->vinmode = 0x0d; dev->vinctl = 0x00; break; + + case 0x143a: /* MT9M111 as found in the ECS G200 */ + dev->model = EM2750_BOARD_UNKNOWN; + em28xx_set_model(dev); + + sensor_name = "mt9m111"; + dev->board.xclk = EM28XX_XCLK_FREQUENCY_48MHZ; + dev->em28xx_sensor = EM28XX_MT9M111; + em28xx_initialize_mt9m111(dev); + dev->sensor_xres = 640; + dev->sensor_yres = 512; + + dev->vinmode = 0x0a; + dev->vinctl = 0x00; + + break; + #if 0 case 0x8411: case 0x8421: #endif case 0x8431: dev->model = EM2750_BOARD_UNKNOWN; + em28xx_set_model(dev); + sensor_name = "mt9m001"; dev->em28xx_sensor = EM28XX_MT9M001; em28xx_initialize_mt9m001(dev); @@ -1875,10 +1961,13 @@ static int em28xx_hint_sensor(struct em28xx *dev) break; default: - printk("Unknown Micron Sensor 0x%04x\n", be16_to_cpu(version)); + printk("Unknown Micron Sensor 0x%04x\n", version); return -EINVAL; } + /* Setup webcam defaults */ + em28xx_pre_card_setup(dev); + em28xx_errdev("Sensor is %s, using model %s entry.\n", sensor_name, em28xx_boards[dev->model].name); @@ -1890,60 +1979,6 @@ static int em28xx_hint_sensor(struct em28xx *dev) */ void em28xx_pre_card_setup(struct em28xx *dev) { - int rc; - - em28xx_set_model(dev); - - em28xx_info("Identified as %s (card=%d)\n", - dev->board.name, dev->model); - - /* Set the default GPO/GPIO for legacy devices */ - dev->reg_gpo_num = EM2880_R04_GPO; - dev->reg_gpio_num = EM28XX_R08_GPIO; - - dev->wait_after_write = 5; - - /* Based on the Chip ID, set the device configuration */ - rc = em28xx_read_reg(dev, EM28XX_R0A_CHIPID); - if (rc > 0) { - dev->chip_id = rc; - - switch (dev->chip_id) { - case CHIP_ID_EM2750: - em28xx_info("chip ID is em2750\n"); - break; - case CHIP_ID_EM2820: - em28xx_info("chip ID is em2710 or em2820\n"); - break; - case CHIP_ID_EM2840: - em28xx_info("chip ID is em2840\n"); - break; - case CHIP_ID_EM2860: - em28xx_info("chip ID is em2860\n"); - break; - case CHIP_ID_EM2870: - em28xx_info("chip ID is em2870\n"); - dev->wait_after_write = 0; - break; - case CHIP_ID_EM2874: - em28xx_info("chip ID is em2874\n"); - dev->reg_gpio_num = EM2874_R80_GPIO; - dev->wait_after_write = 0; - break; - case CHIP_ID_EM2883: - em28xx_info("chip ID is em2882/em2883\n"); - dev->wait_after_write = 0; - break; - default: - em28xx_info("em28xx chip ID = %d\n", dev->chip_id); - } - } - - /* Prepopulate cached GPO register content */ - rc = em28xx_read_reg(dev, dev->reg_gpo_num); - if (rc >= 0) - dev->reg_gpo = rc; - /* Set the initial XCLK and I2C clock values based on the board definition */ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk & 0x7f); @@ -2247,11 +2282,9 @@ void em28xx_register_i2c_ir(struct em28xx *dev) #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30) if (disable_ir) { ir->get_key = NULL; - return ; + return; } #else - struct i2c_board_info info; - struct IR_i2c_init_data init_data; const unsigned short addr_list[] = { 0x30, 0x47, I2C_CLIENT_END }; @@ -2259,74 +2292,75 @@ void em28xx_register_i2c_ir(struct em28xx *dev) if (disable_ir) return; - memset(&info, 0, sizeof(struct i2c_board_info)); - memset(&init_data, 0, sizeof(struct IR_i2c_init_data)); - strlcpy(info.type, "ir_video", I2C_NAME_SIZE); + memset(&dev->info, 0, sizeof(&dev->info)); + memset(&dev->init_data, 0, sizeof(dev->init_data)); + strlcpy(dev->info.type, "ir_video", I2C_NAME_SIZE); #endif /* detect & configure */ switch (dev->model) { - case (EM2800_BOARD_UNKNOWN): - break; - case (EM2820_BOARD_UNKNOWN): - break; - case (EM2800_BOARD_TERRATEC_CINERGY_200): - case (EM2820_BOARD_TERRATEC_CINERGY_250): + case EM2800_BOARD_TERRATEC_CINERGY_200: + case EM2820_BOARD_TERRATEC_CINERGY_250: #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30) - ir->ir_codes = ir_codes_em_terratec; + ir->ir_codes = &ir_codes_em_terratec_table; ir->get_key = em28xx_get_key_terratec; snprintf(ir->name, sizeof(ir->name), "i2c IR (EM28XX Terratec)"); #else - init_data.ir_codes = ir_codes_em_terratec; - init_data.get_key = em28xx_get_key_terratec; - init_data.name = "i2c IR (EM28XX Terratec)"; + dev->init_data.ir_codes = &ir_codes_em_terratec_table; + dev->init_data.get_key = em28xx_get_key_terratec; + dev->init_data.name = "i2c IR (EM28XX Terratec)"; #endif break; - case (EM2820_BOARD_PINNACLE_USB_2): + case EM2820_BOARD_PINNACLE_USB_2: #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30) - ir->ir_codes = ir_codes_pinnacle_grey; + ir->ir_codes = &ir_codes_pinnacle_grey_table; ir->get_key = em28xx_get_key_pinnacle_usb_grey; snprintf(ir->name, sizeof(ir->name), "i2c IR (EM28XX Pinnacle PCTV)"); #else - init_data.ir_codes = ir_codes_pinnacle_grey; - init_data.get_key = em28xx_get_key_pinnacle_usb_grey; - init_data.name = "i2c IR (EM28XX Pinnacle PCTV)"; + dev->init_data.ir_codes = &ir_codes_pinnacle_grey_table; + dev->init_data.get_key = em28xx_get_key_pinnacle_usb_grey; + dev->init_data.name = "i2c IR (EM28XX Pinnacle PCTV)"; #endif break; - case (EM2820_BOARD_HAUPPAUGE_WINTV_USB_2): + case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2: #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30) - ir->ir_codes = ir_codes_hauppauge_new; + ir->ir_codes = &ir_codes_hauppauge_new_table; ir->get_key = em28xx_get_key_em_haup; snprintf(ir->name, sizeof(ir->name), "i2c IR (EM2840 Hauppauge)"); #else - init_data.ir_codes = ir_codes_hauppauge_new; - init_data.get_key = em28xx_get_key_em_haup; - init_data.name = "i2c IR (EM2840 Hauppauge)"; + dev->init_data.ir_codes = &ir_codes_hauppauge_new_table; + dev->init_data.get_key = em28xx_get_key_em_haup; + dev->init_data.name = "i2c IR (EM2840 Hauppauge)"; #endif break; - case (EM2820_BOARD_MSI_VOX_USB_2): - break; - case (EM2800_BOARD_LEADTEK_WINFAST_USBII): - break; - case (EM2800_BOARD_KWORLD_USB2800): - break; - case (EM2800_BOARD_GRABBEEX_USB2800): - break; } #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30) - if (init_data.name) - info.platform_data = &init_data; - i2c_new_probed_device(&dev->i2c_adap, &info, addr_list); + if (dev->init_data.name) + dev->info.platform_data = &dev->init_data; + i2c_new_probed_device(&dev->i2c_adap, &dev->info, addr_list); #endif } void em28xx_card_setup(struct em28xx *dev) { - em28xx_set_model(dev); + /* + * If the device can be a webcam, seek for a sensor. + * If sensor is not found, then it isn't a webcam. + */ + if (dev->board.is_webcam) { + if (em28xx_hint_sensor(dev) < 0) + dev->board.is_webcam = 0; + else + dev->progressive = 1; + } else + em28xx_set_model(dev); + + em28xx_info("Identified as %s (card=%d)\n", + dev->board.name, dev->model); dev->tuner_type = em28xx_boards[dev->model].tuner_type; if (em28xx_boards[dev->model].tuner_addr) @@ -2344,7 +2378,7 @@ void em28xx_card_setup(struct em28xx *dev) case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: { struct tveeprom tv; -#ifdef CONFIG_MODULES +#if defined(CONFIG_MODULES) && defined(MODULE) request_module("tveeprom"); #endif /* Call first TVeeprom */ @@ -2358,10 +2392,6 @@ void em28xx_card_setup(struct em28xx *dev) dev->i2s_speed = 2048000; dev->board.has_msp34xx = 1; } -#ifdef CONFIG_MODULES - if (tv.has_ir) - request_module("ir-kbd-i2c"); -#endif break; } case EM2882_BOARD_KWORLD_ATSC_315U: @@ -2400,12 +2430,12 @@ void em28xx_card_setup(struct em28xx *dev) em28xx_gpio_set(dev, dev->board.tuner_gpio); em28xx_set_mode(dev, EM28XX_ANALOG_MODE); break; - case EM2820_BOARD_SILVERCREST_WEBCAM: - /* FIXME: need to document the registers bellow */ - em28xx_write_reg(dev, 0x0d, 0x42); - em28xx_write_reg(dev, 0x13, 0x08); } +#if defined(CONFIG_MODULES) && defined(MODULE) + if (dev->board.has_ir_i2c && !disable_ir) + request_module("ir-kbd-i2c"); +#endif if (dev->board.has_snapshot_button) em28xx_register_snapshot_button(dev); @@ -2424,66 +2454,68 @@ void em28xx_card_setup(struct em28xx *dev) /* request some modules */ if (dev->board.has_msp34xx) - v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "msp3400", "msp3400", msp3400_addrs); + v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, + "msp3400", "msp3400", 0, msp3400_addrs); if (dev->board.decoder == EM28XX_SAA711X) - v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "saa7115", "saa7115_auto", saa711x_addrs); + v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, + "saa7115", "saa7115_auto", 0, saa711x_addrs); if (dev->board.decoder == EM28XX_TVP5150) - v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "tvp5150", "tvp5150", tvp5150_addrs); + v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, + "tvp5150", "tvp5150", 0, tvp5150_addrs); if (dev->em28xx_sensor == EM28XX_MT9V011) { struct v4l2_subdev *sd; - sd = v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, - &dev->i2c_adap, "mt9v011", "mt9v011", mt9v011_addrs); + sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, + &dev->i2c_adap, "mt9v011", "mt9v011", 0, mt9v011_addrs); v4l2_subdev_call(sd, core, s_config, 0, &dev->sensor_xtal); } #if 0 /* FIXME: use mt9m001 after their conversion to v4l dev/subdev */ if (dev->em28xx_sensor == EM28XX_MT9M001) - v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "mt9m001", "mt9m001", mt9v011_addrs); + v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, + "mt9m001", "mt9m001", 0, mt9v011_addrs); #endif if (dev->board.adecoder == EM28XX_TVAUDIO) v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "tvaudio", "tvaudio", dev->board.tvaudio_addr); + "tvaudio", "tvaudio", dev->board.tvaudio_addr, NULL); if (dev->board.tuner_type != TUNER_ABSENT) { int has_demod = (dev->tda9887_conf & TDA9887_PRESENT); if (dev->board.radio.type) v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "tuner", "tuner", dev->board.radio_addr); + "tuner", "tuner", dev->board.radio_addr, NULL); if (has_demod) - v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, + v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, "tuner", "tuner", - v4l2_i2c_tuner_addrs(ADDRS_DEMOD)); + 0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD)); if (dev->tuner_addr == 0) { enum v4l2_i2c_tuner_type type = has_demod ? ADDRS_TV_WITH_DEMOD : ADDRS_TV; struct v4l2_subdev *sd; - sd = v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, + sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, "tuner", "tuner", - v4l2_i2c_tuner_addrs(type)); + 0, v4l2_i2c_tuner_addrs(type)); if (sd) dev->tuner_addr = v4l2_i2c_subdev_addr(sd); } else { v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, - "tuner", "tuner", dev->tuner_addr); + "tuner", "tuner", dev->tuner_addr, NULL); } } em28xx_tuner_setup(dev); - em28xx_ir_init(dev); + + if(!disable_ir) + em28xx_ir_init(dev); } @@ -2560,7 +2592,7 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, int minor) { struct em28xx *dev = *devhandle; - int retval = -ENOMEM; + int retval; int errCode; dev->udev = udev; @@ -2577,6 +2609,58 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, dev->em28xx_read_reg_req = em28xx_read_reg_req; dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800; + em28xx_set_model(dev); + + /* Set the default GPO/GPIO for legacy devices */ + dev->reg_gpo_num = EM2880_R04_GPO; + dev->reg_gpio_num = EM28XX_R08_GPIO; + + dev->wait_after_write = 5; + + /* Based on the Chip ID, set the device configuration */ + retval = em28xx_read_reg(dev, EM28XX_R0A_CHIPID); + if (retval > 0) { + dev->chip_id = retval; + + switch (dev->chip_id) { + case CHIP_ID_EM2710: + em28xx_info("chip ID is em2710\n"); + break; + case CHIP_ID_EM2750: + em28xx_info("chip ID is em2750\n"); + break; + case CHIP_ID_EM2820: + em28xx_info("chip ID is em2820 (or em2710)\n"); + break; + case CHIP_ID_EM2840: + em28xx_info("chip ID is em2840\n"); + break; + case CHIP_ID_EM2860: + em28xx_info("chip ID is em2860\n"); + break; + case CHIP_ID_EM2870: + em28xx_info("chip ID is em2870\n"); + dev->wait_after_write = 0; + break; + case CHIP_ID_EM2874: + em28xx_info("chip ID is em2874\n"); + dev->reg_gpio_num = EM2874_R80_GPIO; + dev->wait_after_write = 0; + break; + case CHIP_ID_EM2883: + em28xx_info("chip ID is em2882/em2883\n"); + dev->wait_after_write = 0; + break; + default: + em28xx_info("em28xx chip ID = %d\n", dev->chip_id); + } + } + + /* Prepopulate cached GPO register content */ + retval = em28xx_read_reg(dev, dev->reg_gpo_num); + if (retval >= 0) + dev->reg_gpo = retval; + em28xx_pre_card_setup(dev); if (!dev->board.is_em2800) { @@ -2609,15 +2693,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, * Default format, used for tvp5150 or saa711x output formats */ dev->vinmode = 0x10; - dev->vinctl = 0x11; - - /* - * If the device can be a webcam, seek for a sensor. - * If sensor is not found, then it isn't a webcam. - */ - if (dev->board.is_webcam) - if (em28xx_hint_sensor(dev) < 0) - dev->board.is_webcam = 0; + dev->vinctl = EM28XX_VINCTRL_INTERLACED | + EM28XX_VINCTRL_CCIR656_ENABLE; /* Do board specific init and eeprom reading */ em28xx_card_setup(dev); @@ -2636,6 +2713,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); INIT_LIST_HEAD(&dev->vidq.queued); + INIT_LIST_HEAD(&dev->vbiq.active); + INIT_LIST_HEAD(&dev->vbiq.queued); #if 0 video_set_drvdata(dev->vbi_dev, dev); diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c index f24af40df..1b9a0953e 100644 --- a/linux/drivers/media/video/em28xx/em28xx-core.c +++ b/linux/drivers/media/video/em28xx/em28xx-core.c @@ -54,6 +54,10 @@ static int alt = EM28XX_PINOUT; module_param(alt, int, 0644); MODULE_PARM_DESC(alt, "alternate setting to use for video endpoint"); +static unsigned int disable_vbi; +module_param(disable_vbi, int, 0644); +MODULE_PARM_DESC(disable_vbi, "disable vbi support"); + /* FIXME */ #define em28xx_isocdbg(fmt, arg...) do {\ if (core_debug) \ @@ -494,7 +498,7 @@ int em28xx_audio_setup(struct em28xx *dev) /* If device doesn't support Usb Audio Class, use vendor class */ if (!dev->has_audio_class) - dev->has_alsa_audio = 1; + dev->has_alsa_audio = ~dev->board.no_audio; dev->audio_mode.has_audio = 1; @@ -632,6 +636,9 @@ int em28xx_capture_start(struct em28xx *dev, int start) return rc; } + if (dev->board.is_webcam) + rc = em28xx_write_reg(dev, 0x13, 0x0c); + /* enable video capture */ rc = em28xx_write_reg(dev, 0x48, 0x00); @@ -645,9 +652,24 @@ int em28xx_capture_start(struct em28xx *dev, int start) return rc; } +int em28xx_vbi_supported(struct em28xx *dev) +{ + /* Modprobe option to manually disable */ + if (disable_vbi == 1) + return 0; + + if (dev->chip_id == CHIP_ID_EM2860 || + dev->chip_id == CHIP_ID_EM2883) + return 1; + + /* Version of em28xx that does not support VBI */ + return 0; +} + int em28xx_set_outfmt(struct em28xx *dev) { int ret; + u8 vinctrl; ret = em28xx_write_reg_bits(dev, EM28XX_R27_OUTFMT, dev->format->reg | 0x20, 0xff); @@ -658,7 +680,16 @@ int em28xx_set_outfmt(struct em28xx *dev) if (ret < 0) return ret; - return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, dev->vinctl); + vinctrl = dev->vinctl; + if (em28xx_vbi_supported(dev) == 1) { + vinctrl |= EM28XX_VINCTRL_VBI_RAW; + em28xx_write_reg(dev, EM28XX_R34_VBI_START_H, 0x00); + em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x09); + em28xx_write_reg(dev, EM28XX_R36_VBI_WIDTH, 0xb4); + em28xx_write_reg(dev, EM28XX_R37_VBI_HEIGHT, 0x0c); + } + + return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctrl); } static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax, @@ -720,13 +751,23 @@ int em28xx_resolution_set(struct em28xx *dev) { int width, height; width = norm_maxw(dev); - height = norm_maxh(dev) >> 1; + height = norm_maxh(dev); + + if (!dev->progressive) + height >>= norm_maxh(dev); em28xx_set_outfmt(dev); em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2); - em28xx_capture_area_set(dev, 0, 0, width >> 2, height >> 2); + + /* If we don't set the start position to 4 in VBI mode, we end up + with line 21 being YUYV encoded instead of being in 8-bit + greyscale */ + if (em28xx_vbi_supported(dev) == 1) + em28xx_capture_area_set(dev, 0, 4, width >> 2, height >> 2); + else + em28xx_capture_area_set(dev, 0, 0, width >> 2, height >> 2); return em28xx_scaler_set(dev, dev->hscale, dev->vscale); } @@ -847,8 +888,7 @@ static void em28xx_irq_callback(struct urb *urb, struct pt_regs *regs) static void em28xx_irq_callback(struct urb *urb) #endif { - struct em28xx_dmaqueue *dma_q = urb->context; - struct em28xx *dev = container_of(dma_q, struct em28xx, vidq); + struct em28xx *dev = urb->context; int rc, i; switch (urb->status) { @@ -933,6 +973,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets, int (*isoc_copy) (struct em28xx *dev, struct urb *urb)) { struct em28xx_dmaqueue *dma_q = &dev->vidq; + struct em28xx_dmaqueue *vbi_dma_q = &dev->vbiq; int i; int sb_size, pipe; struct urb *urb; @@ -962,7 +1003,8 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets, } dev->isoc_ctl.max_pkt_size = max_pkt_size; - dev->isoc_ctl.buf = NULL; + dev->isoc_ctl.vid_buf = NULL; + dev->isoc_ctl.vbi_buf = NULL; sb_size = max_packets * dev->isoc_ctl.max_pkt_size; @@ -997,7 +1039,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets, usb_fill_int_urb(urb, dev->udev, pipe, dev->isoc_ctl.transfer_buffer[i], sb_size, - em28xx_irq_callback, dma_q, 1); + em28xx_irq_callback, dev, 1); urb->number_of_packets = max_packets; urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; @@ -1012,6 +1054,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets, } init_waitqueue_head(&dma_q->wq); + init_waitqueue_head(&vbi_dma_q->wq); em28xx_capture_start(dev, 1); @@ -1097,7 +1140,7 @@ struct em28xx *em28xx_get_device(int minor, list_for_each_entry(h, &em28xx_devlist, devlist) { if (h->vdev->minor == minor) dev = h; - if (h->vbi_dev->minor == minor) { + if (h->vbi_dev && h->vbi_dev->minor == minor) { dev = h; *fh_type = V4L2_BUF_TYPE_VBI_CAPTURE; } diff --git a/linux/drivers/media/video/em28xx/em28xx-dvb.c b/linux/drivers/media/video/em28xx/em28xx-dvb.c index e32267383..3d522d547 100644 --- a/linux/drivers/media/video/em28xx/em28xx-dvb.c +++ b/linux/drivers/media/video/em28xx/em28xx-dvb.c @@ -479,7 +479,6 @@ static int dvb_init(struct em28xx *dev) } break; case EM2880_BOARD_KWORLD_DVB_310U: - case EM2880_BOARD_EMPIRE_DUAL_TV: dvb->frontend = dvb_attach(zl10353_attach, &em28xx_zl10353_with_xc3028, &dev->i2c_adap); @@ -489,6 +488,7 @@ static int dvb_init(struct em28xx *dev) } break; case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: + case EM2880_BOARD_EMPIRE_DUAL_TV: dvb->frontend = dvb_attach(zl10353_attach, &em28xx_zl10353_xc3028_no_i2c_gate, &dev->i2c_adap); diff --git a/linux/drivers/media/video/em28xx/em28xx-reg.h b/linux/drivers/media/video/em28xx/em28xx-reg.h index a2676d63c..ed12e7ffc 100644 --- a/linux/drivers/media/video/em28xx/em28xx-reg.h +++ b/linux/drivers/media/video/em28xx/em28xx-reg.h @@ -86,7 +86,19 @@ #define EM28XX_XCLK_FREQUENCY_24MHZ 0x0b #define EM28XX_R10_VINMODE 0x10 + #define EM28XX_R11_VINCTRL 0x11 + +/* em28xx Video Input Control Register 0x11 */ +#define EM28XX_VINCTRL_VBI_SLICED 0x80 +#define EM28XX_VINCTRL_VBI_RAW 0x40 +#define EM28XX_VINCTRL_VOUT_MODE_IN 0x20 /* HREF,VREF,VACT in output */ +#define EM28XX_VINCTRL_CCIR656_ENABLE 0x10 +#define EM28XX_VINCTRL_VBI_16BIT_RAW 0x08 /* otherwise 8-bit raw */ +#define EM28XX_VINCTRL_FID_ON_HREF 0x04 +#define EM28XX_VINCTRL_DUAL_EDGE_STROBE 0x02 +#define EM28XX_VINCTRL_INTERLACED 0x01 + #define EM28XX_R12_VINENABLE 0x12 /* */ #define EM28XX_R14_GAMMA 0x14 @@ -135,6 +147,10 @@ #define EM28XX_R31_HSCALEHIGH 0x31 #define EM28XX_R32_VSCALELOW 0x32 #define EM28XX_R33_VSCALEHIGH 0x33 +#define EM28XX_R34_VBI_START_H 0x34 +#define EM28XX_R35_VBI_START_V 0x35 +#define EM28XX_R36_VBI_WIDTH 0x36 +#define EM28XX_R37_VBI_HEIGHT 0x37 #define EM28XX_R40_AC97LSB 0x40 #define EM28XX_R41_AC97MSB 0x41 @@ -176,7 +192,8 @@ /* FIXME: Need to be populated with the other chip ID's */ enum em28xx_chip_id { - CHIP_ID_EM2820 = 18, /* Also used by em2710 */ + CHIP_ID_EM2710 = 17, + CHIP_ID_EM2820 = 18, /* Also used by some em2710 */ CHIP_ID_EM2840 = 20, CHIP_ID_EM2750 = 33, CHIP_ID_EM2860 = 34, diff --git a/linux/drivers/media/video/em28xx/em28xx-vbi.c b/linux/drivers/media/video/em28xx/em28xx-vbi.c new file mode 100644 index 000000000..27d7e860f --- /dev/null +++ b/linux/drivers/media/video/em28xx/em28xx-vbi.c @@ -0,0 +1,149 @@ +/* + em28xx-vbi.c - VBI driver for em28xx + + Copyright (C) 2009 Devin Heitmueller <dheitmueller@kernellabs.com> + + This work was sponsored by EyeMagnet Limited. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301, USA. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> + +#include "em28xx.h" + +static unsigned int vbibufs = 5; +module_param(vbibufs,int,0644); +MODULE_PARM_DESC(vbibufs,"number of vbi buffers, range 2-32"); + +static unsigned int vbi_debug; +module_param(vbi_debug,int,0644); +MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]"); + +#define dprintk(level,fmt, arg...) if (vbi_debug >= level) \ + printk(KERN_DEBUG "%s: " fmt, dev->core->name , ## arg) + +/* ------------------------------------------------------------------ */ + +static void +free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf) +{ + struct em28xx_fh *fh = vq->priv_data; + struct em28xx *dev = fh->dev; + unsigned long flags = 0; + if (in_interrupt()) + BUG(); + + /* We used to wait for the buffer to finish here, but this didn't work + because, as we were keeping the state as VIDEOBUF_QUEUED, + videobuf_queue_cancel marked it as finished for us. + (Also, it could wedge forever if the hardware was misconfigured.) + + This should be safe; by the time we get here, the buffer isn't + queued anymore. If we ever start marking the buffers as + VIDEOBUF_ACTIVE, it won't be, though. + */ + spin_lock_irqsave(&dev->slock, flags); + if (dev->isoc_ctl.vbi_buf == buf) + dev->isoc_ctl.vbi_buf = NULL; + spin_unlock_irqrestore(&dev->slock, flags); + + videobuf_vmalloc_free(&buf->vb); + buf->vb.state = VIDEOBUF_NEEDS_INIT; +} + +static int +vbi_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) +{ + *size = 720 * 12 * 2; + if (0 == *count) + *count = vbibufs; + if (*count < 2) + *count = 2; + if (*count > 32) + *count = 32; + return 0; +} + +static int +vbi_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, + enum v4l2_field field) +{ + struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb); + int rc = 0; + unsigned int size; + + size = 720 * 12 * 2; + + buf->vb.size = size; + + if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) + return -EINVAL; + + buf->vb.width = 720; + buf->vb.height = 12; + buf->vb.field = field; + + if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { + rc = videobuf_iolock(q, &buf->vb, NULL); + if (rc < 0) + goto fail; + } + + buf->vb.state = VIDEOBUF_PREPARED; + return 0; + +fail: + free_buffer(q, buf); + return rc; +} + +static void +vbi_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) +{ + struct em28xx_buffer *buf = container_of(vb, + struct em28xx_buffer, + vb); + struct em28xx_fh *fh = vq->priv_data; + struct em28xx *dev = fh->dev; + struct em28xx_dmaqueue *vbiq = &dev->vbiq; + + buf->vb.state = VIDEOBUF_QUEUED; + list_add_tail(&buf->vb.queue, &vbiq->active); +} + +static void vbi_release(struct videobuf_queue *q, struct videobuf_buffer *vb) +{ + struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb); + free_buffer(q, buf); +} + +struct videobuf_queue_ops em28xx_vbi_qops = { + .buf_setup = vbi_setup, + .buf_prepare = vbi_prepare, + .buf_queue = vbi_queue, + .buf_release = vbi_release, +}; + +/* ------------------------------------------------------------------ */ +/* + * Local variables: + * c-basic-offset: 8 + * End: + */ diff --git a/linux/drivers/media/video/em28xx/em28xx-video.c b/linux/drivers/media/video/em28xx/em28xx-video.c index fcb99fb71..bfe57ca82 100644 --- a/linux/drivers/media/video/em28xx/em28xx-video.c +++ b/linux/drivers/media/video/em28xx/em28xx-video.c @@ -181,7 +181,24 @@ static inline void buffer_filled(struct em28xx *dev, buf->vb.field_count++; do_gettimeofday(&buf->vb.ts); - dev->isoc_ctl.buf = NULL; + dev->isoc_ctl.vid_buf = NULL; + + list_del(&buf->vb.queue); + wake_up(&buf->vb.done); +} + +static inline void vbi_buffer_filled(struct em28xx *dev, + struct em28xx_dmaqueue *dma_q, + struct em28xx_buffer *buf) +{ + /* Advice that buffer was filled */ + em28xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i); + + buf->vb.state = VIDEOBUF_DONE; + buf->vb.field_count++; + do_gettimeofday(&buf->vb.ts); + + dev->isoc_ctl.vbi_buf = NULL; list_del(&buf->vb.queue); wake_up(&buf->vb.done); @@ -212,15 +229,24 @@ static void em28xx_copy_video(struct em28xx *dev, startread = p; remain = len; - /* Interlaces frame */ - if (buf->top_field) + if (dev->progressive) fieldstart = outp; - else - fieldstart = outp + bytesperline; + else { + /* Interlaces two half frames */ + if (buf->top_field) + fieldstart = outp; + else + fieldstart = outp + bytesperline; + } linesdone = dma_q->pos / bytesperline; currlinedone = dma_q->pos % bytesperline; - offset = linesdone * bytesperline * 2 + currlinedone; + + if (dev->progressive) + offset = linesdone * bytesperline + currlinedone; + else + offset = linesdone * bytesperline * 2 + currlinedone; + startwrite = fieldstart + offset; lencopy = bytesperline - currlinedone; lencopy = lencopy > remain ? remain : lencopy; @@ -265,6 +291,67 @@ static void em28xx_copy_video(struct em28xx *dev, dma_q->pos += len; } +static void em28xx_copy_vbi(struct em28xx *dev, + struct em28xx_dmaqueue *dma_q, + struct em28xx_buffer *buf, + unsigned char *p, + unsigned char *outp, unsigned long len) +{ + void *startwrite, *startread; + int offset; + int bytesperline = 720; + + if (dev == NULL) { + printk("dev is null\n"); + return; + } + + if (dma_q == NULL) { + printk("dma_q is null\n"); + return; + } + if (buf == NULL) { +#if 0 + /* Disable by default - too chatty */ + printk("buf is null\n"); +#endif + return; + } + if (p == NULL) { + printk("p is null\n"); + return; + } + if (outp == NULL) { + printk("outp is null\n"); + return; + } + + if (dma_q->pos + len > buf->vb.size) + len = buf->vb.size - dma_q->pos; + + if ((p[0] == 0x33 && p[1] == 0x95) || + (p[0] == 0x88 && p[1] == 0x88)) { + /* Header field, advance past it */ + p += 4; + } else { + len += 4; + } + + startread = p; + + startwrite = outp + dma_q->pos; + offset = dma_q->pos; + + /* Make sure the bottom field populates the second half of the frame */ + if (buf->top_field == 0) { + startwrite += bytesperline * 0x0c; + offset += bytesperline * 0x0c; + } + + memcpy(startwrite, startread, len); + dma_q->pos += len; +} + static inline void print_err_status(struct em28xx *dev, int packet, int status) { @@ -317,7 +404,7 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q, if (list_empty(&dma_q->active)) { em28xx_isocdbg("No active queue to serve\n"); - dev->isoc_ctl.buf = NULL; + dev->isoc_ctl.vid_buf = NULL; *buf = NULL; return; } @@ -331,7 +418,38 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q, memset(outp, 0, (*buf)->vb.size); #endif - dev->isoc_ctl.buf = *buf; + dev->isoc_ctl.vid_buf = *buf; + + return; +} + +/* + * video-buf generic routine to get the next available VBI buffer + */ +static inline void vbi_get_next_buf(struct em28xx_dmaqueue *dma_q, + struct em28xx_buffer **buf) +{ + struct em28xx *dev = container_of(dma_q, struct em28xx, vbiq); +#if 1 + char *outp; +#endif + + if (list_empty(&dma_q->active)) { + em28xx_isocdbg("No active queue to serve\n"); + dev->isoc_ctl.vbi_buf = NULL; + *buf = NULL; + return; + } + + /* Get the next buffer */ + *buf = list_entry(dma_q->active.next, struct em28xx_buffer, vb.queue); +#if 1 + /* Cleans up buffer - Usefull for testing for frame/URB loss */ + outp = videobuf_to_vmalloc(&(*buf)->vb); + memset(outp, 0x00, (*buf)->vb.size); +#endif + + dev->isoc_ctl.vbi_buf = *buf; return; } @@ -342,7 +460,7 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q, static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb) { struct em28xx_buffer *buf; - struct em28xx_dmaqueue *dma_q = urb->context; + struct em28xx_dmaqueue *dma_q = &dev->vidq; unsigned char *outp = NULL; int i, len = 0, rc = 1; unsigned char *p; @@ -359,7 +477,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb) return 0; } - buf = dev->isoc_ctl.buf; + buf = dev->isoc_ctl.vid_buf; if (buf != NULL) outp = videobuf_to_vmalloc(&buf->vb); @@ -398,7 +516,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb) em28xx_isocdbg("Video frame %d, length=%i, %s\n", p[2], len, (p[2] & 1) ? "odd" : "even"); - if (!(p[2] & 1)) { + if (dev->progressive || !(p[2] & 1)) { if (buf != NULL) buffer_filled(dev, dma_q, buf); get_next_buf(dma_q, &buf); @@ -423,6 +541,153 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb) return rc; } +/* Version of isoc handler that takes into account a mixture of video and + VBI data */ +static inline int em28xx_isoc_copy_vbi(struct em28xx *dev, struct urb *urb) +{ + struct em28xx_buffer *buf, *vbi_buf; + struct em28xx_dmaqueue *dma_q = &dev->vidq; + struct em28xx_dmaqueue *vbi_dma_q = &dev->vbiq; + unsigned char *outp = NULL; + unsigned char *vbioutp = NULL; + int i, len = 0, rc = 1; + unsigned char *p; + int vbi_size; + + if (!dev) + return 0; + + if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED)) + return 0; + + if (urb->status < 0) { + print_err_status(dev, -1, urb->status); + if (urb->status == -ENOENT) + return 0; + } + + buf = dev->isoc_ctl.vid_buf; + if (buf != NULL) + outp = videobuf_to_vmalloc(&buf->vb); + + vbi_buf = dev->isoc_ctl.vbi_buf; + if (vbi_buf != NULL) + vbioutp = videobuf_to_vmalloc(&vbi_buf->vb); + + for (i = 0; i < urb->number_of_packets; i++) { + int status = urb->iso_frame_desc[i].status; + + if (status < 0) { + print_err_status(dev, i, status); + if (urb->iso_frame_desc[i].status != -EPROTO) + continue; + } + + len = urb->iso_frame_desc[i].actual_length - 4; + + if (urb->iso_frame_desc[i].actual_length <= 0) { + /* em28xx_isocdbg("packet %d is empty",i); - spammy */ + continue; + } + if (urb->iso_frame_desc[i].actual_length > + dev->max_pkt_size) { + em28xx_isocdbg("packet bigger than packet size"); + continue; + } + + p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; + + /* capture type 0 = vbi start + capture type 1 = video start + capture type 2 = video in progress */ + if (p[0] == 0x33 && p[1] == 0x95) { + dev->capture_type = 0; + dev->vbi_read = 0; + em28xx_isocdbg("VBI START HEADER!!!\n"); + dev->cur_field = p[2]; + } + + /* FIXME: get rid of hard-coded value */ + vbi_size = 720 * 0x0c; + + if (dev->capture_type == 0) { + if (dev->vbi_read >= vbi_size) { + /* We've already read all the VBI data, so + treat the rest as video */ + printk("djh c should never happen\n"); + } else if ((dev->vbi_read + len) < vbi_size) { + /* This entire frame is VBI data */ + if (dev->vbi_read == 0 && + (!(dev->cur_field & 1))) { + /* Brand new frame */ + if (vbi_buf != NULL) + vbi_buffer_filled(dev, + vbi_dma_q, + vbi_buf); + vbi_get_next_buf(vbi_dma_q, &vbi_buf); + if (vbi_buf == NULL) + vbioutp = NULL; + else { + vbioutp = videobuf_to_vmalloc(&vbi_buf->vb); + } + } + + if (dev->vbi_read == 0) { + vbi_dma_q->pos = 0; + if (vbi_buf != NULL) { + if (dev->cur_field & 1) + vbi_buf->top_field = 0; + else + vbi_buf->top_field = 1; + } + } + + dev->vbi_read += len; + em28xx_copy_vbi(dev, vbi_dma_q, vbi_buf, p, + vbioutp, len); + } else { + /* Some of this frame is VBI data and some is + video data */ + int vbi_data_len = vbi_size - dev->vbi_read; + dev->vbi_read += vbi_data_len; + em28xx_copy_vbi(dev, vbi_dma_q, vbi_buf, p, + vbioutp, vbi_data_len); + dev->capture_type = 1; + p += vbi_data_len; + len -= vbi_data_len; + } + } + + if (dev->capture_type == 1) { + dev->capture_type = 2; + em28xx_isocdbg("Video frame %d, length=%i, %s\n", p[2], + len, (p[2] & 1) ? "odd" : "even"); + + if (dev->progressive || !(dev->cur_field & 1)) { + if (buf != NULL) + buffer_filled(dev, dma_q, buf); + get_next_buf(dma_q, &buf); + if (buf == NULL) + outp = NULL; + else + outp = videobuf_to_vmalloc(&buf->vb); + } + if (buf != NULL) { + if (dev->cur_field & 1) + buf->top_field = 0; + else + buf->top_field = 1; + } + + dma_q->pos = 0; + } + if (buf != NULL && dev->capture_type == 2) + em28xx_copy_video(dev, dma_q, buf, p, outp, len); + } + return rc; +} + + /* ------------------------------------------------------------------ Videobuf operations ------------------------------------------------------------------*/ @@ -471,8 +736,8 @@ static void free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf) VIDEOBUF_ACTIVE, it won't be, though. */ spin_lock_irqsave(&dev->slock, flags); - if (dev->isoc_ctl.buf == buf) - dev->isoc_ctl.buf = NULL; + if (dev->isoc_ctl.vid_buf == buf) + dev->isoc_ctl.vid_buf = NULL; spin_unlock_irqrestore(&dev->slock, flags); videobuf_vmalloc_free(&buf->vb); @@ -507,9 +772,16 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, urb_init = 1; if (urb_init) { - rc = em28xx_init_isoc(dev, EM28XX_NUM_PACKETS, - EM28XX_NUM_BUFS, dev->max_pkt_size, - em28xx_isoc_copy); + if (em28xx_vbi_supported(dev) == 1) + rc = em28xx_init_isoc(dev, EM28XX_NUM_PACKETS, + EM28XX_NUM_BUFS, + dev->max_pkt_size, + em28xx_isoc_copy_vbi); + else + rc = em28xx_init_isoc(dev, EM28XX_NUM_PACKETS, + EM28XX_NUM_BUFS, + dev->max_pkt_size, + em28xx_isoc_copy); if (rc < 0) goto fail; } @@ -591,34 +863,63 @@ static void video_mux(struct em28xx *dev, int index) } /* Usage lock check functions */ -static int res_get(struct em28xx_fh *fh) +static int res_get(struct em28xx_fh *fh, unsigned int bit) { struct em28xx *dev = fh->dev; - int rc = 0; - /* This instance already has stream_on */ - if (fh->stream_on) - return rc; + if (fh->resources & bit) + /* have it already allocated */ + return 1; - if (dev->stream_on) - return -EBUSY; + /* is it free? */ + mutex_lock(&dev->lock); + if (dev->resources & bit) { + /* no, someone else uses it */ + mutex_unlock(&dev->lock); + return 0; + } + /* it's free, grab it */ + fh->resources |= bit; + dev->resources |= bit; + em28xx_videodbg("res: get %d\n", bit); + mutex_unlock(&dev->lock); + return 1; +} - dev->stream_on = 1; - fh->stream_on = 1; - return rc; +static int res_check(struct em28xx_fh *fh, unsigned int bit) +{ + return (fh->resources & bit); } -static int res_check(struct em28xx_fh *fh) +static int res_locked(struct em28xx *dev, unsigned int bit) { - return fh->stream_on; + return (dev->resources & bit); } -static void res_free(struct em28xx_fh *fh) +static void res_free(struct em28xx_fh *fh, unsigned int bits) { struct em28xx *dev = fh->dev; - fh->stream_on = 0; - dev->stream_on = 0; + BUG_ON((fh->resources & bits) != bits); + + mutex_lock(&dev->lock); + fh->resources &= ~bits; + dev->resources &= ~bits; + em28xx_videodbg("res: put %d\n", bits); + mutex_unlock(&dev->lock); +} + +static int get_ressource(struct em28xx_fh *fh) +{ + switch (fh->type) { + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + return EM28XX_RESOURCE_VIDEO; + case V4L2_BUF_TYPE_VBI_CAPTURE: + return EM28XX_RESOURCE_VBI; + default: + BUG(); + return 0; + } } /* @@ -742,7 +1043,10 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; /* FIXME: TOP? NONE? BOTTOM? ALTENATE? */ - f->fmt.pix.field = dev->interlaced ? + if (dev->progressive) + f->fmt.pix.field = V4L2_FIELD_NONE; + else + f->fmt.pix.field = dev->interlaced ? V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP; mutex_unlock(&dev->lock); @@ -806,7 +1110,11 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, f->fmt.pix.bytesperline = (dev->width * fmt->depth + 7) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - f->fmt.pix.field = V4L2_FIELD_INTERLACED; + if (dev->progressive) + f->fmt.pix.field = V4L2_FIELD_NONE; + else + f->fmt.pix.field = dev->interlaced ? + V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP; return 0; } @@ -854,12 +1162,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, goto out; } - if (dev->stream_on && !fh->stream_on) { - em28xx_errdev("%s device in use by another fh\n", __func__); - rc = -EBUSY; - goto out; - } - rc = em28xx_set_video_format(dev, f->fmt.pix.pixelformat, f->fmt.pix.width, f->fmt.pix.height); @@ -868,6 +1170,21 @@ out: return rc; } +static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) +{ + struct em28xx_fh *fh = priv; + struct em28xx *dev = fh->dev; + int rc; + + rc = check_dev(dev); + if (rc < 0) + return rc; + + *norm = dev->norm; + + return 0; +} + static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm) { struct em28xx_fh *fh = priv; @@ -899,6 +1216,41 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm) return 0; } +static int vidioc_g_parm(struct file *file, void *priv, + struct v4l2_streamparm *p) +{ + struct em28xx_fh *fh = priv; + struct em28xx *dev = fh->dev; + int rc = 0; + + if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + if (dev->board.is_webcam) + rc = v4l2_device_call_until_err(&dev->v4l2_dev, 0, + video, g_parm, p); + else + v4l2_video_std_frame_period(dev->norm, + &p->parm.capture.timeperframe); + + return rc; +} + +static int vidioc_s_parm(struct file *file, void *priv, + struct v4l2_streamparm *p) +{ + struct em28xx_fh *fh = priv; + struct em28xx *dev = fh->dev; + + if (!dev->board.is_webcam) + return -EINVAL; + + if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + return v4l2_device_call_until_err(&dev->v4l2_dev, 0, video, s_parm, p); +} + static const char *iname[] = { [EM28XX_VMUX_COMPOSITE1] = "Composite1", [EM28XX_VMUX_COMPOSITE2] = "Composite2", @@ -976,6 +1328,9 @@ static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) struct em28xx_fh *fh = priv; struct em28xx *dev = fh->dev; + if (!dev->audio_mode.has_audio) + return -EINVAL; + switch (a->index) { case EM28XX_AMUX_VIDEO: strcpy(a->name, "Television"); @@ -1022,6 +1377,9 @@ static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a) return -EINVAL; #else + if (!dev->audio_mode.has_audio) + return -EINVAL; + if (a->index >= MAX_EM28XX_INPUT) return -EINVAL; if (0 == INPUT(a->index)->type) @@ -1285,8 +1643,9 @@ static int vidioc_g_register(struct file *file, void *priv, v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); return 0; case V4L2_CHIP_MATCH_I2C_ADDR: - /* Not supported yet */ - return -EINVAL; + /* TODO: is this correct? */ + v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); + return 0; default: if (!v4l2_chip_match_host(®->match)) return -EINVAL; @@ -1337,8 +1696,9 @@ static int vidioc_s_register(struct file *file, void *priv, v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); return 0; case V4L2_CHIP_MATCH_I2C_ADDR: - /* Not supported yet */ - return -EINVAL; + /* TODO: is this correct? */ + v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); + return 0; default: if (!v4l2_chip_match_host(®->match)) return -EINVAL; @@ -1382,20 +1742,25 @@ static int vidioc_streamon(struct file *file, void *priv, { struct em28xx_fh *fh = priv; struct em28xx *dev = fh->dev; - int rc; + int rc = -EINVAL; rc = check_dev(dev); if (rc < 0) return rc; + if (unlikely(type != fh->type)) + return -EINVAL; - mutex_lock(&dev->lock); - rc = res_get(fh); + em28xx_videodbg("vidioc_streamon fh=%p t=%d fh->res=%d dev->res=%d\n", + fh, type, fh->resources, dev->resources); - if (likely(rc >= 0)) - rc = videobuf_streamon(&fh->vb_vidq); + if (unlikely(!res_get(fh,get_ressource(fh)))) + return -EBUSY; - mutex_unlock(&dev->lock); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + rc = videobuf_streamon(&fh->vb_vidq); + else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) + rc = videobuf_streamon(&fh->vb_vbiq); return rc; } @@ -1411,17 +1776,22 @@ static int vidioc_streamoff(struct file *file, void *priv, if (rc < 0) return rc; - if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && + fh->type != V4L2_BUF_TYPE_VBI_CAPTURE) return -EINVAL; if (type != fh->type) return -EINVAL; - mutex_lock(&dev->lock); + em28xx_videodbg("vidioc_streamoff fh=%p t=%d fh->res=%d dev->res=%d\n", + fh, type, fh->resources, dev->resources); - videobuf_streamoff(&fh->vb_vidq); - res_free(fh); - - mutex_unlock(&dev->lock); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { + videobuf_streamoff(&fh->vb_vidq); + res_free(fh, EM28XX_RESOURCE_VIDEO); + } else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { + videobuf_streamoff(&fh->vb_vbiq); + res_free(fh, EM28XX_RESOURCE_VBI); + } return 0; } @@ -1439,14 +1809,16 @@ static int vidioc_querycap(struct file *file, void *priv, cap->version = EM28XX_VERSION_CODE; cap->capabilities = -#if 0 - V4L2_CAP_VBI_CAPTURE | -#endif V4L2_CAP_SLICED_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; + if (dev->vbi_dev) + cap->capabilities |= V4L2_CAP_VBI_CAPTURE; + + if (dev->audio_mode.has_audio) + cap->capabilities |= V4L2_CAP_AUDIO; + if (dev->tuner_type != TUNER_ABSENT) cap->capabilities |= V4L2_CAP_TUNER; @@ -1511,40 +1883,45 @@ static int vidioc_try_set_sliced_vbi_cap(struct file *file, void *priv, return 0; } -#if 0 /* RAW VBI ioctls */ static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, - struct v4l2_format *f) + struct v4l2_format *format) { - format->fmt.vbi.sampling_rate = 6750000 * 4; - format->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */; + format->fmt.vbi.samples_per_line = 720; format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; - format->fmt.vbi.offset = 64 * 4; - format->fmt.vbi.start[0] = norm->vbi_v_start_0; - format->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 + 1; - format->fmt.vbi.start[1] = norm->vbi_v_start_1; - format->fmt.vbi.count[1] = format->fmt.vbi.count[0]; - format->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */ + format->fmt.vbi.offset = 0; + format->fmt.vbi.flags = 0; + + /* Varies by video standard (NTSC, PAL, etc.) */ + /* FIXME: hard-coded for NTSC support */ + format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; /* FIXME: ??? */ + format->fmt.vbi.count[0] = 12; + format->fmt.vbi.count[1] = 12; + format->fmt.vbi.start[0] = 10; + format->fmt.vbi.start[1] = 273; return 0; } -static int vidioc_try_fmt_vbi_cap(struct file *file, void *priv, - struct v4l2_format *f) +static int vidioc_s_fmt_vbi_cap(struct file *file, void *priv, + struct v4l2_format *format) { - format->type = V4L2_BUF_TYPE_VBI_CAPTURE; - format->fmt.vbi.sampling_rate = HZ; - format->fmt.vbi.samples_per_line = 2048; + format->fmt.vbi.samples_per_line = 720; format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; - format->fmt.vbi.offset = 244; + format->fmt.vbi.offset = 0; format->fmt.vbi.flags = 0; - format->fmt.vbi.start[0] = 0; - format->fmt.vbi.start[1] = 0; + + /* Varies by video standard (NTSC, PAL, etc.) */ + /* FIXME: hard-coded for NTSC support */ + format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; /* FIXME: ??? */ + format->fmt.vbi.count[0] = 12; + format->fmt.vbi.count[1] = 12; + format->fmt.vbi.start[0] = 10; + format->fmt.vbi.start[1] = 273; return 0; } -#endif static int vidioc_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *rb) @@ -1557,7 +1934,10 @@ static int vidioc_reqbufs(struct file *file, void *priv, if (rc < 0) return rc; - return videobuf_reqbufs(&fh->vb_vidq, rb); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + return videobuf_reqbufs(&fh->vb_vidq, rb); + else + return videobuf_reqbufs(&fh->vb_vbiq, rb); } static int vidioc_querybuf(struct file *file, void *priv, @@ -1571,7 +1951,18 @@ static int vidioc_querybuf(struct file *file, void *priv, if (rc < 0) return rc; - return videobuf_querybuf(&fh->vb_vidq, b); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + return videobuf_querybuf(&fh->vb_vidq, b); + else { + /* FIXME: I'm not sure yet whether this is a bug in zvbi or + the videobuf framework, but we probably shouldn't be + returning a buffer larger than that which was asked for. + At a minimum, it causes a crash in zvbi since it does + a memcpy based on the source buffer length */ + int result = videobuf_querybuf(&fh->vb_vbiq, b); + b->length = 17280; + return result; + } } static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) @@ -1584,7 +1975,11 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) if (rc < 0) return rc; - return videobuf_qbuf(&fh->vb_vidq, b); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + return videobuf_qbuf(&fh->vb_vidq, b); + else { + return videobuf_qbuf(&fh->vb_vbiq, b); + } } static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) @@ -1597,7 +1992,12 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) if (rc < 0) return rc; - return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & + O_NONBLOCK); + else + return videobuf_dqbuf(&fh->vb_vbiq, b, file->f_flags & + O_NONBLOCK); } #ifdef CONFIG_VIDEO_V4L1_COMPAT @@ -1605,7 +2005,10 @@ static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf) { struct em28xx_fh *fh = priv; - return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8); + else + return videobuf_cgmbuf(&fh->vb_vbiq, mbuf, 8); } #endif @@ -1722,6 +2125,7 @@ static int em28xx_v4l2_open(struct file *filp) struct em28xx *dev; enum v4l2_buf_type fh_type; struct em28xx_fh *fh; + enum v4l2_field field; dev = em28xx_get_device(minor, &fh_type, &radio); @@ -1778,9 +2182,21 @@ static int em28xx_v4l2_open(struct file *filp) dev->users++; + if (dev->progressive) + field = V4L2_FIELD_NONE; + else + field = V4L2_FIELD_INTERLACED; + videobuf_queue_vmalloc_init(&fh->vb_vidq, &em28xx_video_qops, - NULL, &dev->slock, fh->type, V4L2_FIELD_INTERLACED, - sizeof(struct em28xx_buffer), fh); + NULL, &dev->slock, + V4L2_BUF_TYPE_VIDEO_CAPTURE, field, + sizeof(struct em28xx_buffer), fh); + + videobuf_queue_vmalloc_init(&fh->vb_vbiq, &em28xx_vbi_qops, + NULL, &dev->slock, + V4L2_BUF_TYPE_VBI_CAPTURE, + V4L2_FIELD_SEQ_TB, + sizeof(struct em28xx_buffer), fh); mutex_unlock(&dev->lock); @@ -1837,20 +2253,21 @@ static int em28xx_v4l2_close(struct file *filp) em28xx_videodbg("users=%d\n", dev->users); - - mutex_lock(&dev->lock); - if (res_check(fh)) - res_free(fh); - - if (dev->users == 1) { + if (res_check(fh, EM28XX_RESOURCE_VIDEO)) { videobuf_stop(&fh->vb_vidq); - videobuf_mmap_free(&fh->vb_vidq); + res_free(fh, EM28XX_RESOURCE_VIDEO); + } + if (res_check(fh, EM28XX_RESOURCE_VBI)) { + videobuf_stop(&fh->vb_vbiq); + res_free(fh, EM28XX_RESOURCE_VBI); + } + + if(dev->users == 1) { /* the device is already disconnect, free the remaining resources */ if (dev->state & DEV_DISCONNECTED) { em28xx_release_resources(dev); - mutex_unlock(&dev->lock); kfree(dev); return 0; } @@ -1871,10 +2288,12 @@ static int em28xx_v4l2_close(struct file *filp) "0 (error=%i)\n", errCode); } } + + videobuf_mmap_free(&fh->vb_vidq); + videobuf_mmap_free(&fh->vb_vbiq); kfree(fh); dev->users--; wake_up_interruptible_nr(&dev->open, 1); - mutex_unlock(&dev->lock); return 0; } @@ -1899,16 +2318,22 @@ em28xx_v4l2_read(struct file *filp, char __user *buf, size_t count, */ if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { - mutex_lock(&dev->lock); - rc = res_get(fh); - mutex_unlock(&dev->lock); - - if (unlikely(rc < 0)) - return rc; + if (res_locked(dev, EM28XX_RESOURCE_VIDEO)) + return -EBUSY; return videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0, filp->f_flags & O_NONBLOCK); } + + + if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { + if (!res_get(fh, EM28XX_RESOURCE_VBI)) + return -EBUSY; + + return videobuf_read_stream(&fh->vb_vbiq, buf, count, pos, 0, + filp->f_flags & O_NONBLOCK); + } + return 0; } @@ -1926,17 +2351,17 @@ static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table *wait) if (rc < 0) return rc; - mutex_lock(&dev->lock); - rc = res_get(fh); - mutex_unlock(&dev->lock); - - if (unlikely(rc < 0)) - return POLLERR; - - if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { + if (!res_get(fh, EM28XX_RESOURCE_VIDEO)) + return POLLERR; + return videobuf_poll_stream(filp, &fh->vb_vidq, wait); + } else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { + if (!res_get(fh, EM28XX_RESOURCE_VBI)) + return POLLERR; + return videobuf_poll_stream(filp, &fh->vb_vbiq, wait); + } else { return POLLERR; - - return videobuf_poll_stream(filp, &fh->vb_vidq, wait); + } } /* @@ -1952,14 +2377,10 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma) if (rc < 0) return rc; - mutex_lock(&dev->lock); - rc = res_get(fh); - mutex_unlock(&dev->lock); - - if (unlikely(rc < 0)) - return rc; - - rc = videobuf_mmap_mapper(&fh->vb_vidq, vma); + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + rc = videobuf_mmap_mapper(&fh->vb_vidq, vma); + else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) + rc = videobuf_mmap_mapper(&fh->vb_vbiq, vma); em28xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n", (unsigned long)vma->vm_start, @@ -1985,11 +2406,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, -#if 0 .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, - .vidioc_try_fmt_vbi_cap = vidioc_s_fmt_vbi_cap, .vidioc_s_fmt_vbi_cap = vidioc_s_fmt_vbi_cap, -#endif .vidioc_g_audio = vidioc_g_audio, .vidioc_s_audio = vidioc_s_audio, .vidioc_cropcap = vidioc_cropcap, @@ -2002,7 +2420,10 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_querybuf = vidioc_querybuf, .vidioc_qbuf = vidioc_qbuf, .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_g_std = vidioc_g_std, .vidioc_s_std = vidioc_s_std, + .vidioc_g_parm = vidioc_g_parm, + .vidioc_s_parm = vidioc_s_parm, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -2121,15 +2542,10 @@ int em28xx_register_analog_devices(struct em28xx *dev) dev->mute = 1; dev->volume = 0x1f; -#if 1 - /* enable vbi capturing */ - /* em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */ val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK); em28xx_write_reg(dev, EM28XX_R0F_XCLK, (EM28XX_XCLK_AUDIO_UNMUTE | val)); - em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51); -#endif em28xx_set_outfmt(dev); em28xx_colorlevels_set_default(dev); @@ -2152,14 +2568,17 @@ int em28xx_register_analog_devices(struct em28xx *dev) } /* Allocate and fill vbi video_device struct */ - dev->vbi_dev = em28xx_vdev_init(dev, &em28xx_video_template, "vbi"); + if (em28xx_vbi_supported(dev) == 1) { + dev->vbi_dev = em28xx_vdev_init(dev, &em28xx_video_template, + "vbi"); - /* register v4l2 vbi video_device */ - ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, - vbi_nr[dev->devno]); - if (ret < 0) { - em28xx_errdev("unable to register vbi device\n"); - return ret; + /* register v4l2 vbi video_device */ + ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, + vbi_nr[dev->devno]); + if (ret < 0) { + em28xx_errdev("unable to register vbi device\n"); + return ret; + } } if (em28xx_boards[dev->model].radio.type == EM28XX_RADIO) { @@ -2179,8 +2598,12 @@ int em28xx_register_analog_devices(struct em28xx *dev) dev->radio_dev->num); } - em28xx_info("V4L2 device registered as /dev/video%d and /dev/vbi%d\n", - dev->vdev->num, dev->vbi_dev->num); + em28xx_info("V4L2 video device registered as /dev/video%d\n", + dev->vdev->num); + + if (dev->vbi_dev) + em28xx_info("V4L2 VBI device registered as /dev/vbi%d\n", + dev->vbi_dev->num); return 0; } diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h index df7fe9af7..90e9e2fb5 100644 --- a/linux/drivers/media/video/em28xx/em28xx.h +++ b/linux/drivers/media/video/em28xx/em28xx.h @@ -109,6 +109,7 @@ #define EM2882_BOARD_KWORLD_ATSC_315U 69 #define EM2882_BOARD_EVGA_INDTUBE 70 #define EM2820_BOARD_SILVERCREST_WEBCAM 71 +#define EM2861_BOARD_GADMEI_UTV330PLUS 72 /* Limits minimum and default number of buffers */ #define EM28XX_MIN_BUF 4 @@ -214,7 +215,8 @@ struct em28xx_usb_isoc_ctl { int tmp_buf_len; /* Stores already requested buffers */ - struct em28xx_buffer *buf; + struct em28xx_buffer *vid_buf; + struct em28xx_buffer *vbi_buf; /* Stores the number of received fields */ int nfields; @@ -368,6 +370,7 @@ enum em28xx_sensor { EM28XX_NOSENSOR = 0, EM28XX_MT9V011, EM28XX_MT9M001, + EM28XX_MT9M111, }; enum em28xx_adecoder { @@ -397,7 +400,9 @@ struct em28xx_board { unsigned int has_dvb:1; unsigned int has_snapshot_button:1; unsigned int is_webcam:1; + unsigned int no_audio:1; unsigned int valid:1; + unsigned int has_ir_i2c:1; unsigned char xclk, i2c_speed; unsigned char radio_addr; @@ -408,7 +413,7 @@ struct em28xx_board { struct em28xx_input input[MAX_EM28XX_INPUT]; struct em28xx_input radio; - IR_KEYTAB_TYPE *ir_codes; + struct ir_scancode_table *ir_codes; }; struct em28xx_eeprom { @@ -441,6 +446,10 @@ enum em28xx_dev_state { #define EM28XX_AUDIO 0x10 #define EM28XX_DVB 0x20 +/* em28xx resource types (used for res_get/res_lock etc */ +#define EM28XX_RESOURCE_VIDEO 0x01 +#define EM28XX_RESOURCE_VBI 0x02 + struct em28xx_audio { char name[50]; char *transfer_buffer[EM28XX_AUDIO_BUFS]; @@ -469,10 +478,11 @@ struct em28xx; struct em28xx_fh { struct em28xx *dev; - unsigned int stream_on:1; /* Locks streams */ int radio; + unsigned int resources; struct videobuf_queue vb_vidq; + struct videobuf_queue vb_vbiq; enum v4l2_buf_type type; }; @@ -493,10 +503,12 @@ struct em28xx { int sensor_xres, sensor_yres; int sensor_xtal; + /* Allows progressive (e. g. non-interlaced) mode */ + int progressive; + /* Vinmode/Vinctl used at the driver */ int vinmode, vinctl; - unsigned int stream_on:1; /* Locks streams */ unsigned int has_audio_class:1; unsigned int has_alsa_audio:1; @@ -547,6 +559,12 @@ struct em28xx { enum em28xx_dev_state state; enum em28xx_io_method io; + /* vbi related state tracking */ + int capture_type; + int vbi_read; + unsigned char cur_field; + + struct work_struct request_module_wk; /* locks */ @@ -558,10 +576,14 @@ struct em28xx { struct video_device *vbi_dev; struct video_device *radio_dev; + /* resources in use */ + unsigned int resources; + unsigned char eedata[256]; /* Isoc control struct */ struct em28xx_dmaqueue vidq; + struct em28xx_dmaqueue vbiq; struct em28xx_usb_isoc_ctl isoc_ctl; spinlock_t slock; @@ -600,6 +622,12 @@ struct em28xx { struct delayed_work sbutton_query_work; struct em28xx_dvb *dvb; + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30) + /* I2C keyboard data */ + struct i2c_board_info info; + struct IR_i2c_init_data init_data; +#endif }; struct em28xx_ops { @@ -638,6 +666,7 @@ int em28xx_audio_setup(struct em28xx *dev); int em28xx_colorlevels_set_default(struct em28xx *dev); int em28xx_capture_start(struct em28xx *dev, int start); +int em28xx_vbi_supported(struct em28xx *dev); int em28xx_set_outfmt(struct em28xx *dev); int em28xx_resolution_set(struct em28xx *dev); int em28xx_set_alternate(struct em28xx *dev); @@ -685,6 +714,9 @@ void em28xx_deregister_snapshot_button(struct em28xx *dev); int em28xx_ir_init(struct em28xx *dev); int em28xx_ir_fini(struct em28xx *dev); +/* Provided by em28xx-vbi.c */ +extern struct videobuf_queue_ops em28xx_vbi_qops; + /* printk macros */ #define em28xx_err(fmt, arg...) do {\ |