diff -U3 -r linux-source-2.6.32.orig/drivers/media/dvb/frontends/lgdt3305.c linux-source-2.6.32/drivers/media/dvb/frontends/lgdt3305.c --- linux-source-2.6.32.orig/drivers/media/dvb/frontends/lgdt3305.c 2009-12-02 22:51:21.000000000 -0500 +++ linux-source-2.6.32/drivers/media/dvb/frontends/lgdt3305.c 2010-10-07 05:04:23.920644779 -0400 @@ -1,5 +1,5 @@ /* - * Support for LGDT3305 - VSB/QAM + * Support for LG Electronics LGDT3304 and LGDT3305 - VSB/QAM * * Copyright (C) 2008, 2009 Michael Krufky * @@ -357,7 +357,10 @@ case QAM_256: agcdelay = 0x046b; rfbw = 0x8889; - ifbw = 0x8888; + if (state->cfg->demod_chip == LGDT3305) + ifbw = 0x8888; + else + ifbw = 0x6666; break; default: return -EINVAL; @@ -409,8 +412,18 @@ lg_dbg("lockdten = %d, acqen = %d\n", lockdten, acqen); /* control agc function */ - lgdt3305_write_reg(state, LGDT3305_AGC_CTRL_4, 0xe1 | lockdten << 1); - lgdt3305_set_reg_bit(state, LGDT3305_AGC_CTRL_1, 2, acqen); + switch (state->cfg->demod_chip) { + case LGDT3304: + lgdt3305_write_reg(state, 0x0314, 0xe1 | lockdten << 1); + lgdt3305_set_reg_bit(state, 0x030e, 2, acqen); + break; + case LGDT3305: + lgdt3305_write_reg(state, LGDT3305_AGC_CTRL_4, 0xe1 | lockdten << 1); + lgdt3305_set_reg_bit(state, LGDT3305_AGC_CTRL_1, 2, acqen); + break; + default: + return -EINVAL; + } return lgdt3305_rfagc_loop(state, param); } @@ -543,6 +556,11 @@ enable ? 0 : 1); } +static int lgdt3304_sleep(struct dvb_frontend *fe) +{ + return 0; +} + static int lgdt3305_sleep(struct dvb_frontend *fe) { struct lgdt3305_state *state = fe->demodulator_priv; @@ -571,6 +589,55 @@ return 0; } +static int lgdt3304_init(struct dvb_frontend *fe) +{ + struct lgdt3305_state *state = fe->demodulator_priv; + int ret; + + static struct lgdt3305_reg lgdt3304_init_data[] = { + { .reg = LGDT3305_GEN_CTRL_1, .val = 0x03, }, + { .reg = 0x000d, .val = 0x02, }, + { .reg = 0x000e, .val = 0x02, }, + { .reg = LGDT3305_DGTL_AGC_REF_1, .val = 0x32, }, + { .reg = LGDT3305_DGTL_AGC_REF_2, .val = 0xc4, }, + { .reg = LGDT3305_CR_CTR_FREQ_1, .val = 0x00, }, + { .reg = LGDT3305_CR_CTR_FREQ_2, .val = 0x00, }, + { .reg = LGDT3305_CR_CTR_FREQ_3, .val = 0x00, }, + { .reg = LGDT3305_CR_CTR_FREQ_4, .val = 0x00, }, + { .reg = LGDT3305_CR_CTRL_7, .val = 0xf9, }, + { .reg = 0x0112, .val = 0x17, }, + { .reg = 0x0113, .val = 0x15, }, + { .reg = 0x0114, .val = 0x18, }, + { .reg = 0x0115, .val = 0xff, }, + { .reg = 0x0116, .val = 0x3c, }, + { .reg = 0x0214, .val = 0x67, }, + { .reg = 0x0424, .val = 0x8d, }, + { .reg = 0x0427, .val = 0x12, }, + { .reg = 0x0428, .val = 0x4f, }, + { .reg = LGDT3305_IFBW_1, .val = 0x80, }, + { .reg = LGDT3305_IFBW_2, .val = 0x00, }, + { .reg = 0x030a, .val = 0x08, }, + { .reg = 0x030b, .val = 0x9b, }, + { .reg = 0x030d, .val = 0x00, }, + { .reg = 0x030e, .val = 0x1c, }, + { .reg = 0x0314, .val = 0xe1, }, + { .reg = 0x000d, .val = 0x82, }, + { .reg = LGDT3305_TP_CTRL_1, .val = 0x5b, }, + { .reg = LGDT3305_TP_CTRL_1, .val = 0x5b, }, + }; + + lg_dbg("\n"); + + ret = lgdt3305_write_regs(state, lgdt3304_init_data, + ARRAY_SIZE(lgdt3304_init_data)); + if (lg_fail(ret)) + goto fail; + + ret = lgdt3305_soft_reset(state); +fail: + return ret; +} + static int lgdt3305_init(struct dvb_frontend *fe) { struct lgdt3305_state *state = fe->demodulator_priv; @@ -639,6 +706,76 @@ return ret; } +static int lgdt3304_set_parameters(struct dvb_frontend *fe, + struct dvb_frontend_parameters *param) +{ + struct lgdt3305_state *state = fe->demodulator_priv; + int ret; + + lg_dbg("(%d, %d)\n", param->frequency, param->u.vsb.modulation); + + if (fe->ops.tuner_ops.set_params) { + ret = fe->ops.tuner_ops.set_params(fe, param); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + if (lg_fail(ret)) + goto fail; + state->current_frequency = param->frequency; + } + + ret = lgdt3305_set_modulation(state, param); + if (lg_fail(ret)) + goto fail; + + ret = lgdt3305_passband_digital_agc(state, param); + if (lg_fail(ret)) + goto fail; + + ret = lgdt3305_agc_setup(state, param); + if (lg_fail(ret)) + goto fail; + + /* reg 0x030d is 3304-only... seen in vsb and qam usbsnoops... */ + switch (param->u.vsb.modulation) { + case VSB_8: + lgdt3305_write_reg(state, 0x030d, 0x00); + lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_1, 0x4f); + lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_2, 0x0c); + lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_3, 0xac); + lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_4, 0xba); + break; + case QAM_64: + case QAM_256: + lgdt3305_write_reg(state, 0x030d, 0x14); + ret = lgdt3305_set_if(state, param); + if (lg_fail(ret)) + goto fail; + break; + default: + return -EINVAL; + } + + + ret = lgdt3305_spectral_inversion(state, param, + state->cfg->spectral_inversion + ? 1 : 0); + if (lg_fail(ret)) + goto fail; + + state->current_modulation = param->u.vsb.modulation; + + ret = lgdt3305_mpeg_mode(state, state->cfg->mpeg_mode); + if (lg_fail(ret)) + goto fail; + + /* lgdt3305_mpeg_mode_polarity calls lgdt3305_soft_reset */ + ret = lgdt3305_mpeg_mode_polarity(state, + state->cfg->tpclk_edge, + state->cfg->tpvalid_polarity); +fail: + return ret; +} + static int lgdt3305_set_parameters(struct dvb_frontend *fe, struct dvb_frontend_parameters *param) { @@ -992,6 +1129,7 @@ kfree(state); } +static struct dvb_frontend_ops lgdt3304_ops; static struct dvb_frontend_ops lgdt3305_ops; struct dvb_frontend *lgdt3305_attach(const struct lgdt3305_config *config, @@ -1012,11 +1150,21 @@ state->cfg = config; state->i2c_adap = i2c_adap; - memcpy(&state->frontend.ops, &lgdt3305_ops, - sizeof(struct dvb_frontend_ops)); + switch (config->demod_chip) { + case LGDT3304: + memcpy(&state->frontend.ops, &lgdt3304_ops, + sizeof(struct dvb_frontend_ops)); + break; + case LGDT3305: + memcpy(&state->frontend.ops, &lgdt3305_ops, + sizeof(struct dvb_frontend_ops)); + break; + default: + goto fail; + } state->frontend.demodulator_priv = state; - /* verify that we're talking to a lg dt3305 */ + /* verify that we're talking to a lg dt3304/5 */ ret = lgdt3305_read_reg(state, LGDT3305_GEN_CTRL_2, &val); if ((lg_fail(ret)) | (val == 0)) goto fail; @@ -1035,12 +1183,36 @@ return &state->frontend; fail: - lg_warn("unable to detect LGDT3305 hardware\n"); + lg_warn("unable to detect %s hardware\n", + config->demod_chip ? "LGDT3304" : "LGDT3305"); kfree(state); return NULL; } EXPORT_SYMBOL(lgdt3305_attach); +static struct dvb_frontend_ops lgdt3304_ops = { + .info = { + .name = "LG Electronics LGDT3304 VSB/QAM Frontend", + .type = FE_ATSC, + .frequency_min = 54000000, + .frequency_max = 858000000, + .frequency_stepsize = 62500, + .caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB + }, + .i2c_gate_ctrl = lgdt3305_i2c_gate_ctrl, + .init = lgdt3304_init, + .sleep = lgdt3304_sleep, + .set_frontend = lgdt3304_set_parameters, + .get_frontend = lgdt3305_get_frontend, + .get_tune_settings = lgdt3305_get_tune_settings, + .read_status = lgdt3305_read_status, + .read_ber = lgdt3305_read_ber, + .read_signal_strength = lgdt3305_read_signal_strength, + .read_snr = lgdt3305_read_snr, + .read_ucblocks = lgdt3305_read_ucblocks, + .release = lgdt3305_release, +}; + static struct dvb_frontend_ops lgdt3305_ops = { .info = { .name = "LG Electronics LGDT3305 VSB/QAM Frontend", @@ -1064,7 +1236,7 @@ .release = lgdt3305_release, }; -MODULE_DESCRIPTION("LG Electronics LGDT3305 ATSC/QAM-B Demodulator Driver"); +MODULE_DESCRIPTION("LG Electronics LGDT3304/5 ATSC/QAM-B Demodulator Driver"); MODULE_AUTHOR("Michael Krufky "); MODULE_LICENSE("GPL"); MODULE_VERSION("0.1"); Only in linux-source-2.6.32/drivers/media/dvb/frontends: lgdt3305.c.orig diff -U3 -r linux-source-2.6.32.orig/drivers/media/dvb/frontends/lgdt3305.h linux-source-2.6.32/drivers/media/dvb/frontends/lgdt3305.h --- linux-source-2.6.32.orig/drivers/media/dvb/frontends/lgdt3305.h 2009-12-02 22:51:21.000000000 -0500 +++ linux-source-2.6.32/drivers/media/dvb/frontends/lgdt3305.h 2010-10-07 05:04:23.979818174 -0400 @@ -41,6 +41,11 @@ LGDT3305_TP_VALID_HIGH = 1, }; +enum lgdt_demod_chip_type { + LGDT3305 = 0, + LGDT3304 = 1, +}; + struct lgdt3305_config { u8 i2c_addr; @@ -65,6 +70,7 @@ enum lgdt3305_mpeg_mode mpeg_mode; enum lgdt3305_tp_clock_edge tpclk_edge; enum lgdt3305_tp_valid_polarity tpvalid_polarity; + enum lgdt_demod_chip_type demod_chip; }; #if defined(CONFIG_DVB_LGDT3305) || (defined(CONFIG_DVB_LGDT3305_MODULE) && \ diff -U3 -r linux-source-2.6.32.orig/drivers/media/video/em28xx/em28xx-cards.c linux-source-2.6.32/drivers/media/video/em28xx/em28xx-cards.c --- linux-source-2.6.32.orig/drivers/media/video/em28xx/em28xx-cards.c 2009-12-02 22:51:21.000000000 -0500 +++ linux-source-2.6.32/drivers/media/video/em28xx/em28xx-cards.c 2010-10-06 18:28:29.100650525 -0400 @@ -157,6 +157,22 @@ { -1, -1, -1, -1}, }; +/* + * KWorld PlusTV 340U and UB435-Q (ATSC) GPIOs map: + * EM_GPIO_0 - currently unknown + * EM_GPIO_1 - LED disable/enable (1 = off, 0 = on) + * EM_GPIO_2 - currently unknown + * EM_GPIO_3 - currently unknown + * EM_GPIO_4 - TDA18271HD/C1 tuner (1 = active, 0 = in reset) + * EM_GPIO_5 - LGDT3304 ATSC/QAM demod (1 = active, 0 = in reset) + * EM_GPIO_6 - currently unknown + * EM_GPIO_7 - currently unknown + */ +static struct em28xx_reg_seq kworld_a340_digital[] = { + {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10}, + { -1, -1, -1, -1}, +}; + /* Pinnacle Hybrid Pro eb1a:2881 */ static struct em28xx_reg_seq pinnacle_hybrid_pro_analog[] = { {EM28XX_R08_GPIO, 0xfd, ~EM_GPIO_4, 10}, @@ -1587,6 +1603,16 @@ .tuner_gpio = reddo_dvb_c_usb_box, .has_dvb = 1, }, + /* 1b80:a340 - Empia EM2870, NXP TDA18271HD and LG DT3304, sold + * initially as the KWorld PlusTV 340U, then as the UB435-Q. + * Early variants have a TDA18271HD/C1, later ones a TDA18271HD/C2 */ + [EM2870_BOARD_KWORLD_A340] = { + .name = "KWorld PlusTV 340U or UB435-Q (ATSC)", + .tuner_type = TUNER_ABSENT, /* Digital-only TDA18271HD */ + .has_dvb = 1, + .dvb_gpio = kworld_a340_digital, + .tuner_gpio = default_tuner_gpio, + }, }; const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards); @@ -1704,6 +1730,8 @@ .driver_info = EM2820_BOARD_IODATA_GVMVP_SZ }, { USB_DEVICE(0xeb1a, 0x50a6), .driver_info = EM2860_BOARD_GADMEI_UTV330 }, + { USB_DEVICE(0x1b80, 0xa340), + .driver_info = EM2870_BOARD_KWORLD_A340 }, { }, }; MODULE_DEVICE_TABLE(usb, em28xx_id_table); diff -U3 -r linux-source-2.6.32.orig/drivers/media/video/em28xx/em28xx-dvb.c linux-source-2.6.32/drivers/media/video/em28xx/em28xx-dvb.c --- linux-source-2.6.32.orig/drivers/media/video/em28xx/em28xx-dvb.c 2010-09-17 16:25:36.000000000 -0400 +++ linux-source-2.6.32/drivers/media/video/em28xx/em28xx-dvb.c 2010-10-07 05:05:47.840650715 -0400 @@ -29,11 +29,14 @@ #include "tuner-simple.h" #include "lgdt330x.h" +#include "lgdt3304.h" +#include "lgdt3305.h" #include "zl10353.h" #include "s5h1409.h" #include "mt352.h" #include "mt352_priv.h" /* FIXME */ #include "tda1002x.h" +#include "tda18271.h" MODULE_DESCRIPTION("driver for em28xx based DVB cards"); MODULE_AUTHOR("Mauro Carvalho Chehab "); @@ -230,6 +233,18 @@ .demod_chip = LGDT3303, }; +static struct lgdt3305_config em2870_lgdt3304_dev = { + .i2c_addr = 0x0e, + .demod_chip = LGDT3304, + .spectral_inversion = 1, + .deny_i2c_rptr = 1, + .mpeg_mode = LGDT3305_MPEG_PARALLEL, + .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, + .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, + .vsb_if_khz = 3250, + .qam_if_khz = 4000, +}; + static struct zl10353_config em28xx_zl10353_with_xc3028 = { .demod_address = (0x1e >> 1), .no_tuner = 1, @@ -246,6 +261,17 @@ .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK }; +static struct tda18271_std_map kworld_a340_std_map = { + .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, + .if_lvl = 1, .rfagc_top = 0x37, }, + .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, + .if_lvl = 1, .rfagc_top = 0x37, }, +}; + +static struct tda18271_config kworld_a340_config = { + .std_map = &kworld_a340_std_map, +}; + static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { .demod_address = (0x1e >> 1), .no_tuner = 1, @@ -568,6 +594,14 @@ } } break; + case EM2870_BOARD_KWORLD_A340: + dvb->frontend = dvb_attach(lgdt3305_attach, + &em2870_lgdt3304_dev, + &dev->i2c_adap); + if (dvb->frontend != NULL) + dvb_attach(tda18271_attach, dvb->frontend, 0x60, + &dev->i2c_adap, &kworld_a340_config); + break; default: printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card" " isn't supported yet\n", diff -U3 -r linux-source-2.6.32.orig/drivers/media/video/em28xx/em28xx.h linux-source-2.6.32/drivers/media/video/em28xx/em28xx.h --- linux-source-2.6.32.orig/drivers/media/video/em28xx/em28xx.h 2009-12-02 22:51:21.000000000 -0500 +++ linux-source-2.6.32/drivers/media/video/em28xx/em28xx.h 2010-10-06 18:29:28.100650617 -0400 @@ -110,6 +110,8 @@ #define EM2820_BOARD_SILVERCREST_WEBCAM 71 #define EM2861_BOARD_GADMEI_UTV330PLUS 72 #define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73 +#define EM2870_BOARD_KWORLD_A340 76 /* Limits minimum and default number of buffers */ #define EM28XX_MIN_BUF 4