From: Johannes Stezenbach Date: Fri, 24 Jun 2005 05:02:41 +0000 (-0700) Subject: [PATCH] dvb: flexcop: add BCM3510 ATSC frontend support for Air2PC card X-Git-Tag: MMI-PSA29.97-13-9~56704^2~377 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=55f51efdb696ff6e9d2056377d05268a97f3d4e4;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git [PATCH] dvb: flexcop: add BCM3510 ATSC frontend support for Air2PC card Added support for the Broadcom BCM3510 ATSC (8VSB/16VSB & ITU J83 AnnexB FEC QAM64/256) demodulator used in the first generation of Air2PC ATSC PCI-cards/USB-boxes made by B2C2. Signed-off-by: Patrick Boettcher Signed-off-by: Johannes Stezenbach Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/media/dvb/b2c2/Kconfig b/drivers/media/dvb/b2c2/Kconfig index 99bd675df955..fafd0ab3a28f 100644 --- a/drivers/media/dvb/b2c2/Kconfig +++ b/drivers/media/dvb/b2c2/Kconfig @@ -6,6 +6,7 @@ config DVB_B2C2_FLEXCOP select DVB_MT312 select DVB_NXT2002 select DVB_STV0297 + select DVB_BCM3510 help Support for the digital TV receiver chip made by B2C2 Inc. included in Technisats PCI cards and USB boxes. diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c index 71be400e9aeb..0410cc96a48e 100644 --- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c +++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c @@ -10,6 +10,7 @@ #include "stv0299.h" #include "mt352.h" #include "nxt2002.h" +#include "bcm3510.h" #include "stv0297.h" #include "mt312.h" @@ -285,21 +286,25 @@ static int samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_front } static struct mt352_config samsung_tdtc9251dh0_config = { - .demod_address = 0x0f, - .demod_init = samsung_tdtc9251dh0_demod_init, - .pll_set = samsung_tdtc9251dh0_pll_set, + .demod_init = samsung_tdtc9251dh0_demod_init, + .pll_set = samsung_tdtc9251dh0_pll_set, }; -static int nxt2002_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name) +static int flexcop_fe_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name) { struct flexcop_device *fc = fe->dvb->priv; return request_firmware(fw, name, fc->dev); } static struct nxt2002_config samsung_tbmv_config = { - .demod_address = 0x0a, - .request_firmware = nxt2002_request_firmware, + .demod_address = 0x0a, + .request_firmware = flexcop_fe_request_firmware, +}; + +static struct bcm3510_config air2pc_atsc_first_gen_config = { + .demod_address = 0x0f, + .request_firmware = flexcop_fe_request_firmware, }; static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) @@ -354,11 +359,16 @@ int flexcop_frontend_init(struct flexcop_device *fc) fc->dev_type = FC_AIR_DVB; info("found the mt352 at i2c address: 0x%02x",samsung_tdtc9251dh0_config.demod_address); } else - /* try the air atsc (nxt2002) */ + /* try the air atsc 2nd generation (nxt2002) */ if ((fc->fe = nxt2002_attach(&samsung_tbmv_config, &fc->i2c_adap)) != NULL) { - fc->dev_type = FC_AIR_ATSC; + fc->dev_type = FC_AIR_ATSC2; info("found the nxt2002 at i2c address: 0x%02x",samsung_tbmv_config.demod_address); } else + /* try the air atsc 1nd generation (bcm3510)/panasonic ct10s */ + if ((fc->fe = bcm3510_attach(&air2pc_atsc_first_gen_config, &fc->i2c_adap)) != NULL) { + fc->dev_type = FC_AIR_ATSC1; + info("found the bcm3510 at i2c address: 0x%02x",air2pc_atsc_first_gen_config.demod_address); + } else /* try the cable dvb (stv0297) */ if ((fc->fe = stv0297_attach(&alps_tdee4_stv0297_config, &fc->i2c_adap, 0xf8)) != NULL) { fc->dev_type = FC_CABLE; diff --git a/drivers/media/dvb/b2c2/flexcop-misc.c b/drivers/media/dvb/b2c2/flexcop-misc.c index 19e06da46774..23082545651f 100644 --- a/drivers/media/dvb/b2c2/flexcop-misc.c +++ b/drivers/media/dvb/b2c2/flexcop-misc.c @@ -45,11 +45,12 @@ const char *flexcop_revision_names[] = { const char *flexcop_device_names[] = { "Unkown device", - "AirStar 2 DVB-T", - "AirStar 2 ATSC", - "SkyStar 2 DVB-S", - "SkyStar 2 DVB-S (old version)", - "CableStar 2 DVB-C", + "Air2PC/AirStar 2 DVB-T", + "Air2PC/AirStar 2 ATSC 1st generation", + "Air2PC/AirStar 2 ATSC 2nd generation", + "Sky2PC/SkyStar 2 DVB-S", + "Sky2PC/SkyStar 2 DVB-S (old version)", + "Cable2PC/CableStar 2 DVB-C", }; const char *flexcop_bus_names[] = { diff --git a/drivers/media/dvb/b2c2/flexcop-reg.h b/drivers/media/dvb/b2c2/flexcop-reg.h index 5e131be55cb3..75b50f21afe6 100644 --- a/drivers/media/dvb/b2c2/flexcop-reg.h +++ b/drivers/media/dvb/b2c2/flexcop-reg.h @@ -21,7 +21,8 @@ extern const char *flexcop_revision_names[]; typedef enum { FC_UNK = 0, FC_AIR_DVB, - FC_AIR_ATSC, + FC_AIR_ATSC1, + FC_AIR_ATSC2, FC_SKY, FC_SKY_OLD, FC_CABLE, diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig index 75fb556ec01f..b4fddf513ebe 100644 --- a/drivers/media/dvb/frontends/Kconfig +++ b/drivers/media/dvb/frontends/Kconfig @@ -173,4 +173,12 @@ config DVB_OR51132 An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want to support this frontend. +config DVB_BCM3510 + tristate "Broadcom BCM3510" + depends on DVB_CORE + select FW_LOADER + help + An ATSC 8VSB/16VSB and QAM64/256 tuner module. Say Y when you want to + support this frontend. + endmenu diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile index 7f8784870eab..91d6d3576d3d 100644 --- a/drivers/media/dvb/frontends/Makefile +++ b/drivers/media/dvb/frontends/Makefile @@ -28,3 +28,4 @@ obj-$(CONFIG_DVB_STV0297) += stv0297.o obj-$(CONFIG_DVB_NXT2002) += nxt2002.o obj-$(CONFIG_DVB_OR51211) += or51211.o obj-$(CONFIG_DVB_OR51132) += or51132.o +obj-$(CONFIG_DVB_BCM3510) += bcm3510.o diff --git a/drivers/media/dvb/frontends/bcm3510.c b/drivers/media/dvb/frontends/bcm3510.c new file mode 100644 index 000000000000..f5fdc5c3e605 --- /dev/null +++ b/drivers/media/dvb/frontends/bcm3510.c @@ -0,0 +1,853 @@ +/* + * Support for the Broadcom BCM3510 ATSC demodulator (1st generation Air2PC) + * + * Copyright (C) 2001-5, B2C2 inc. + * + * GPL/Linux driver written by Patrick Boettcher + * + * This driver is "hard-coded" to be used with the 1st generation of + * Technisat/B2C2's Air2PC ATSC PCI/USB cards/boxes. The pll-programming + * (Panasonic CT10S) is located here, which is actually wrong. Unless there is + * another device with a BCM3510, this is no problem. + * + * The driver works also with QAM64 DVB-C, but had an unreasonable high + * UNC. (Tested with the Air2PC ATSC 1st generation) + * + * You'll need a firmware for this driver in order to get it running. It is + * called "dvb-fe-bcm3510-01.fw". + * + * 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., 675 Mass + * Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include + +#include "dvb_frontend.h" +#include "bcm3510.h" +#include "bcm3510_priv.h" + +struct bcm3510_state { + + struct i2c_adapter* i2c; + struct dvb_frontend_ops ops; + const struct bcm3510_config* config; + struct dvb_frontend frontend; + + /* demodulator private data */ + struct semaphore hab_sem; + u8 firmware_loaded:1; + + unsigned long next_status_check; + unsigned long status_check_interval; + struct bcm3510_hab_cmd_status1 status1; + struct bcm3510_hab_cmd_status2 status2; +}; + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "set debugging level (1=info,2=i2c (|-able))."); + +#define dprintk(level,x...) if (level & debug) printk(x) +#define dbufout(b,l,m) {\ + int i; \ + for (i = 0; i < l; i++) \ + m("%02x ",b[i]); \ +} +#define deb_info(args...) dprintk(0x01,args) +#define deb_i2c(args...) dprintk(0x02,args) +#define deb_hab(args...) dprintk(0x04,args) + +/* transfer functions */ +static int bcm3510_writebytes (struct bcm3510_state *state, u8 reg, u8 *buf, u8 len) +{ + u8 b[256]; + int err; + struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = b, .len = len + 1 }; + + b[0] = reg; + memcpy(&b[1],buf,len); + + deb_i2c("i2c wr %02x: ",reg); + dbufout(buf,len,deb_i2c); + deb_i2c("\n"); + + if ((err = i2c_transfer (state->i2c, &msg, 1)) != 1) { + + deb_info("%s: i2c write error (addr %02x, reg %02x, err == %i)\n", + __FUNCTION__, state->config->demod_address, reg, err); + return -EREMOTEIO; + } + + return 0; +} + +static int bcm3510_readbytes (struct bcm3510_state *state, u8 reg, u8 *buf, u8 len) +{ + struct i2c_msg msg[] = { + { .addr = state->config->demod_address, .flags = 0, .buf = ®, .len = 1 }, + { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = buf, .len = len } + }; + int err; + + memset(buf,0,len); + + if ((err = i2c_transfer (state->i2c, msg, 2)) != 2) { + deb_info("%s: i2c read error (addr %02x, reg %02x, err == %i)\n", + __FUNCTION__, state->config->demod_address, reg, err); + return -EREMOTEIO; + } + deb_i2c("i2c rd %02x: ",reg); + dbufout(buf,len,deb_i2c); + deb_i2c("\n"); + + return 0; +} + +static int bcm3510_writeB(struct bcm3510_state *state, u8 reg, bcm3510_register_value v) +{ + return bcm3510_writebytes(state,reg,&v.raw,1); +} + +static int bcm3510_readB(struct bcm3510_state *state, u8 reg, bcm3510_register_value *v) +{ + return bcm3510_readbytes(state,reg,&v->raw,1); +} + +/* Host Access Buffer transfers */ +static int bcm3510_hab_get_response(struct bcm3510_state *st, u8 *buf, int len) +{ + bcm3510_register_value v; + int ret,i; + + v.HABADR_a6.HABADR = 0; + if ((ret = bcm3510_writeB(st,0xa6,v)) < 0) + return ret; + + for (i = 0; i < len; i++) { + if ((ret = bcm3510_readB(st,0xa7,&v)) < 0) + return ret; + buf[i] = v.HABDATA_a7; + } + return 0; +} + +static int bcm3510_hab_send_request(struct bcm3510_state *st, u8 *buf, int len) +{ + bcm3510_register_value v,hab; + int ret,i; + unsigned long t; + +/* Check if any previous HAB request still needs to be serviced by the + * Aquisition Processor before sending new request */ + if ((ret = bcm3510_readB(st,0xa8,&v)) < 0) + return ret; + if (v.HABSTAT_a8.HABR) { + deb_info("HAB is running already - clearing it.\n"); + v.HABSTAT_a8.HABR = 0; + bcm3510_writeB(st,0xa8,v); +// return -EBUSY; + } + +/* Send the start HAB Address (automatically incremented after write of + * HABDATA) and write the HAB Data */ + hab.HABADR_a6.HABADR = 0; + if ((ret = bcm3510_writeB(st,0xa6,hab)) < 0) + return ret; + + for (i = 0; i < len; i++) { + hab.HABDATA_a7 = buf[i]; + if ((ret = bcm3510_writeB(st,0xa7,hab)) < 0) + return ret; + } + +/* Set the HABR bit to indicate AP request in progress (LBHABR allows HABR to + * be written) */ + v.raw = 0; v.HABSTAT_a8.HABR = 1; v.HABSTAT_a8.LDHABR = 1; + if ((ret = bcm3510_writeB(st,0xa8,v)) < 0) + return ret; + +/* Polling method: Wait until the AP finishes processing the HAB request */ + t = jiffies + 1*HZ; + while (time_before(jiffies, t)) { + deb_info("waiting for HAB to complete\n"); + msleep(10); + if ((ret = bcm3510_readB(st,0xa8,&v)) < 0) + return ret; + + if (!v.HABSTAT_a8.HABR) + return 0; + } + + deb_info("send_request execution timed out.\n"); + return -ETIMEDOUT; +} + +static int bcm3510_do_hab_cmd(struct bcm3510_state *st, u8 cmd, u8 msgid, u8 *obuf, u8 olen, u8 *ibuf, u8 ilen) +{ + u8 ob[olen+2],ib[ilen+2]; + int ret = 0; + + ob[0] = cmd; + ob[1] = msgid; + memcpy(&ob[2],obuf,olen); + + deb_hab("hab snd: "); + dbufout(ob,olen+2,deb_hab); + deb_hab("\n"); + + if (down_interruptible(&st->hab_sem) < 0) + return -EAGAIN; + + if ((ret = bcm3510_hab_send_request(st, ob, olen+2)) < 0 || + (ret = bcm3510_hab_get_response(st, ib, ilen+2)) < 0) + goto error; + + deb_hab("hab get: "); + dbufout(ib,ilen+2,deb_hab); + deb_hab("\n"); + + memcpy(ibuf,&ib[2],ilen); +error: + up(&st->hab_sem); + return ret; +} + +#if 0 +/* not needed, we use a semaphore to prevent HAB races */ +static int bcm3510_is_ap_ready(struct bcm3510_state *st) +{ + bcm3510_register_value ap,hab; + int ret; + + if ((ret = bcm3510_readB(st,0xa8,&hab)) < 0 || + (ret = bcm3510_readB(st,0xa2,&ap) < 0)) + return ret; + + if (ap.APSTAT1_a2.RESET || ap.APSTAT1_a2.IDLE || ap.APSTAT1_a2.STOP || hab.HABSTAT_a8.HABR) { + deb_info("AP is busy\n"); + return -EBUSY; + } + + return 0; +} +#endif + +static int bcm3510_bert_reset(struct bcm3510_state *st) +{ + bcm3510_register_value b; + int ret; + + if ((ret < bcm3510_readB(st,0xfa,&b)) < 0) + return ret; + + b.BERCTL_fa.RESYNC = 0; bcm3510_writeB(st,0xfa,b); + b.BERCTL_fa.RESYNC = 1; bcm3510_writeB(st,0xfa,b); + b.BERCTL_fa.RESYNC = 0; bcm3510_writeB(st,0xfa,b); + b.BERCTL_fa.CNTCTL = 1; b.BERCTL_fa.BITCNT = 1; bcm3510_writeB(st,0xfa,b); + + /* clear residual bit counter TODO */ + return 0; +} + +static int bcm3510_refresh_state(struct bcm3510_state *st) +{ + if (time_after(jiffies,st->next_status_check)) { + bcm3510_do_hab_cmd(st, CMD_STATUS, MSGID_STATUS1, NULL,0, (u8 *)&st->status1, sizeof(st->status1)); + bcm3510_do_hab_cmd(st, CMD_STATUS, MSGID_STATUS2, NULL,0, (u8 *)&st->status2, sizeof(st->status2)); + st->next_status_check = jiffies + (st->status_check_interval*HZ)/1000; + } + return 0; +} + +static int bcm3510_read_status(struct dvb_frontend *fe, fe_status_t *status) +{ + struct bcm3510_state* st = fe->demodulator_priv; + bcm3510_refresh_state(st); + + *status = 0; + if (st->status1.STATUS1.RECEIVER_LOCK) + *status |= FE_HAS_LOCK | FE_HAS_SYNC; + + if (st->status1.STATUS1.FEC_LOCK) + *status |= FE_HAS_VITERBI; + + if (st->status1.STATUS1.OUT_PLL_LOCK) + *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER; + + if (*status & FE_HAS_LOCK) + st->status_check_interval = 1500; + else /* more frequently checks if no lock has been achieved yet */ + st->status_check_interval = 500; + + deb_info("real_status: %02x\n",*status); + return 0; +} + +static int bcm3510_read_ber(struct dvb_frontend* fe, u32* ber) +{ + struct bcm3510_state* st = fe->demodulator_priv; + bcm3510_refresh_state(st); + + *ber = (st->status2.LDBER0 << 16) | (st->status2.LDBER1 << 8) | st->status2.LDBER2; + return 0; +} + +static int bcm3510_read_unc(struct dvb_frontend* fe, u32* unc) +{ + struct bcm3510_state* st = fe->demodulator_priv; + bcm3510_refresh_state(st); + *unc = (st->status2.LDUERC0 << 8) | st->status2.LDUERC1; + return 0; +} + +static int bcm3510_read_signal_strength(struct dvb_frontend* fe, u16* strength) +{ + struct bcm3510_state* st = fe->demodulator_priv; + s32 t; + + bcm3510_refresh_state(st); + t = st->status2.SIGNAL; + + if (t > 190) + t = 190; + if (t < 90) + t = 90; + + t -= 90; + t = t * 0xff / 100; + /* normalize if necessary */ + *strength = (t << 8) | t; + return 0; +} + +static int bcm3510_read_snr(struct dvb_frontend* fe, u16* snr) +{ + struct bcm3510_state* st = fe->demodulator_priv; + bcm3510_refresh_state(st); + + *snr = st->status1.SNR_EST0*1000 + ((st->status1.SNR_EST1*1000) >> 8); + return 0; +} + +/* tuner frontend programming */ +static int bcm3510_tuner_cmd(struct bcm3510_state* st,u8 bc, u16 n, u8 a) +{ + struct bcm3510_hab_cmd_tune c; + memset(&c,0,sizeof(struct bcm3510_hab_cmd_tune)); + +/* I2C Mode disabled, set 16 control / Data pairs */ + c.length = 0x10; + c.clock_width = 0; +/* CS1, CS0, DATA, CLK bits control the tuner RF_AGC_SEL pin is set to + * logic high (as Configuration) */ + c.misc = 0x10; +/* Set duration of the initial state of TUNCTL = 3.34 micro Sec */ + c.TUNCTL_state = 0x40; + +/* PRESCALER DEVIDE RATIO | BC1_2_3_4; (band switch), 1stosc REFERENCE COUNTER REF_S12 and REF_S11 */ + c.ctl_dat[0].ctrl.size = BITS_8; + c.ctl_dat[0].data = 0x80 | bc; + +/* Control DATA pin, 1stosc REFERENCE COUNTER REF_S10 to REF_S3 */ + c.ctl_dat[1].ctrl.size = BITS_8; + c.ctl_dat[1].data = 4; + +/* set CONTROL BIT 1 to 1, 1stosc REFERENCE COUNTER REF_S2 to REF_S1 */ + c.ctl_dat[2].ctrl.size = BITS_3; + c.ctl_dat[2].data = 0x20; + +/* control CS0 pin, pulse byte ? */ + c.ctl_dat[3].ctrl.size = BITS_3; + c.ctl_dat[3].ctrl.clk_off = 1; + c.ctl_dat[3].ctrl.cs0 = 1; + c.ctl_dat[3].data = 0x40; + +/* PGM_S18 to PGM_S11 */ + c.ctl_dat[4].ctrl.size = BITS_8; + c.ctl_dat[4].data = n >> 3; + +/* PGM_S10 to PGM_S8, SWL_S7 to SWL_S3 */ + c.ctl_dat[5].ctrl.size = BITS_8; + c.ctl_dat[5].data = ((n & 0x7) << 5) | (a >> 2); + +/* SWL_S2 and SWL_S1, set CONTROL BIT 2 to 0 */ + c.ctl_dat[6].ctrl.size = BITS_3; + c.ctl_dat[6].data = (a << 6) & 0xdf; + +/* control CS0 pin, pulse byte ? */ + c.ctl_dat[7].ctrl.size = BITS_3; + c.ctl_dat[7].ctrl.clk_off = 1; + c.ctl_dat[7].ctrl.cs0 = 1; + c.ctl_dat[7].data = 0x40; + +/* PRESCALER DEVIDE RATIO, 2ndosc REFERENCE COUNTER REF_S12 and REF_S11 */ + c.ctl_dat[8].ctrl.size = BITS_8; + c.ctl_dat[8].data = 0x80; + +/* 2ndosc REFERENCE COUNTER REF_S10 to REF_S3 */ + c.ctl_dat[9].ctrl.size = BITS_8; + c.ctl_dat[9].data = 0x10; + +/* set CONTROL BIT 1 to 1, 2ndosc REFERENCE COUNTER REF_S2 to REF_S1 */ + c.ctl_dat[10].ctrl.size = BITS_3; + c.ctl_dat[10].data = 0x20; + +/* pulse byte */ + c.ctl_dat[11].ctrl.size = BITS_3; + c.ctl_dat[11].ctrl.clk_off = 1; + c.ctl_dat[11].ctrl.cs1 = 1; + c.ctl_dat[11].data = 0x40; + +/* PGM_S18 to PGM_S11 */ + c.ctl_dat[12].ctrl.size = BITS_8; + c.ctl_dat[12].data = 0x2a; + +/* PGM_S10 to PGM_S8 and SWL_S7 to SWL_S3 */ + c.ctl_dat[13].ctrl.size = BITS_8; + c.ctl_dat[13].data = 0x8e; + +/* SWL_S2 and SWL_S1 and set CONTROL BIT 2 to 0 */ + c.ctl_dat[14].ctrl.size = BITS_3; + c.ctl_dat[14].data = 0; + +/* Pulse Byte */ + c.ctl_dat[15].ctrl.size = BITS_3; + c.ctl_dat[15].ctrl.clk_off = 1; + c.ctl_dat[15].ctrl.cs1 = 1; + c.ctl_dat[15].data = 0x40; + + return bcm3510_do_hab_cmd(st,CMD_TUNE, MSGID_TUNE,(u8 *) &c,sizeof(c), NULL, 0); +} + +static int bcm3510_set_freq(struct bcm3510_state* st,u32 freq) +{ + u8 bc,a; + u16 n; + s32 YIntercept,Tfvco1; + + freq /= 1000; + + deb_info("%dkHz:",freq); + /* set Band Switch */ + if (freq <= 168000) + bc = 0x1c; + else if (freq <= 378000) + bc = 0x2c; + else + bc = 0x30; + + if (freq >= 470000) { + freq -= 470001; + YIntercept = 18805; + } else if (freq >= 90000) { + freq -= 90001; + YIntercept = 15005; + } else if (freq >= 76000){ + freq -= 76001; + YIntercept = 14865; + } else { + freq -= 54001; + YIntercept = 14645; + } + + Tfvco1 = (((freq/6000)*60 + YIntercept)*4)/10; + + n = Tfvco1 >> 6; + a = Tfvco1 & 0x3f; + + deb_info(" BC1_2_3_4: %x, N: %x A: %x\n", bc, n, a); + if (n >= 16 && n <= 2047) + return bcm3510_tuner_cmd(st,bc,n,a); + + return -EINVAL; +} + +static int bcm3510_set_frontend(struct dvb_frontend* fe, + struct dvb_frontend_parameters *p) +{ + struct bcm3510_state* st = fe->demodulator_priv; + struct bcm3510_hab_cmd_ext_acquire cmd; + struct bcm3510_hab_cmd_bert_control bert; + int ret; + + memset(&cmd,0,sizeof(cmd)); + switch (p->u.vsb.modulation) { + case QAM_256: + cmd.ACQUIRE0.MODE = 0x1; + cmd.ACQUIRE1.SYM_RATE = 0x1; + cmd.ACQUIRE1.IF_FREQ = 0x1; + break; + case QAM_64: + cmd.ACQUIRE0.MODE = 0x2; + cmd.ACQUIRE1.SYM_RATE = 0x2; + cmd.ACQUIRE1.IF_FREQ = 0x1; + break; +/* case QAM_256: + cmd.ACQUIRE0.MODE = 0x3; + break; + case QAM_128: + cmd.ACQUIRE0.MODE = 0x4; + break; + case QAM_64: + cmd.ACQUIRE0.MODE = 0x5; + break; + case QAM_32: + cmd.ACQUIRE0.MODE = 0x6; + break; + case QAM_16: + cmd.ACQUIRE0.MODE = 0x7; + break;*/ + case VSB_8: + cmd.ACQUIRE0.MODE = 0x8; + cmd.ACQUIRE1.SYM_RATE = 0x0; + cmd.ACQUIRE1.IF_FREQ = 0x0; + break; + case VSB_16: + cmd.ACQUIRE0.MODE = 0x9; + cmd.ACQUIRE1.SYM_RATE = 0x0; + cmd.ACQUIRE1.IF_FREQ = 0x0; + default: + return -EINVAL; + }; + cmd.ACQUIRE0.OFFSET = 0; + cmd.ACQUIRE0.NTSCSWEEP = 1; + cmd.ACQUIRE0.FA = 1; + cmd.ACQUIRE0.BW = 0; + +/* if (enableOffset) { + cmd.IF_OFFSET0 = xx; + cmd.IF_OFFSET1 = xx; + + cmd.SYM_OFFSET0 = xx; + cmd.SYM_OFFSET1 = xx; + if (enableNtscSweep) { + cmd.NTSC_OFFSET0; + cmd.NTSC_OFFSET1; + } + } */ + bcm3510_do_hab_cmd(st, CMD_ACQUIRE, MSGID_EXT_TUNER_ACQUIRE, (u8 *) &cmd, sizeof(cmd), NULL, 0); + +/* doing it with different MSGIDs, data book and source differs */ + bert.BE = 0; + bert.unused = 0; + bcm3510_do_hab_cmd(st, CMD_STATE_CONTROL, MSGID_BERT_CONTROL, (u8 *) &bert, sizeof(bert), NULL, 0); + bcm3510_do_hab_cmd(st, CMD_STATE_CONTROL, MSGID_BERT_SET, (u8 *) &bert, sizeof(bert), NULL, 0); + + bcm3510_bert_reset(st); + + if ((ret = bcm3510_set_freq(st,p->frequency)) < 0) + return ret; + + memset(&st->status1,0,sizeof(st->status1)); + memset(&st->status2,0,sizeof(st->status2)); + st->status_check_interval = 500; + +/* Give the AP some time */ + msleep(200); + + return 0; +} + +static int bcm3510_sleep(struct dvb_frontend* fe) +{ + return 0; +} + +static int bcm3510_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *s) +{ + s->min_delay_ms = 1000; + s->step_size = 0; + s->max_drift = 0; + return 0; +} + +static void bcm3510_release(struct dvb_frontend* fe) +{ + struct bcm3510_state* state = fe->demodulator_priv; + kfree(state); +} + +/* firmware download: + * firmware file is build up like this: + * 16bit addr, 16bit length, 8byte of length + */ +#define BCM3510_DEFAULT_FIRMWARE "dvb-fe-bcm3510-01.fw" + +static int bcm3510_write_ram(struct bcm3510_state *st, u16 addr, u8 *b, u16 len) +{ + int ret = 0,i; + bcm3510_register_value vH, vL,vD; + + vH.MADRH_a9 = addr >> 8; + vL.MADRL_aa = addr; + if ((ret = bcm3510_writeB(st,0xa9,vH)) < 0) return ret; + if ((ret = bcm3510_writeB(st,0xaa,vL)) < 0) return ret; + + for (i = 0; i < len; i++) { + vD.MDATA_ab = b[i]; + if ((ret = bcm3510_writeB(st,0xab,vD)) < 0) + return ret; + } + + return 0; +} + +static int bcm3510_download_firmware(struct dvb_frontend* fe) +{ + struct bcm3510_state* st = fe->demodulator_priv; + const struct firmware *fw; + u16 addr,len; + u8 *b; + int ret,i; + + deb_info("requesting firmware\n"); + if ((ret = st->config->request_firmware(fe, &fw, BCM3510_DEFAULT_FIRMWARE)) < 0) { + err("could not load firmware (%s): %d",BCM3510_DEFAULT_FIRMWARE,ret); + return ret; + } + deb_info("got firmware: %d\n",fw->size); + + b = fw->data; + for (i = 0; i < fw->size;) { + addr = le16_to_cpu( *( (u16 *)&b[i] ) ); + len = le16_to_cpu( *( (u16 *)&b[i+2] ) ); + deb_info("firmware chunk, addr: 0x%04x, len: 0x%04x, total length: 0x%04x\n",addr,len,fw->size); + if ((ret = bcm3510_write_ram(st,addr,&b[i+4],len)) < 0) { + err("firmware download failed: %d\n",ret); + return ret; + } + i += 4 + len; + } + release_firmware(fw); + deb_info("firmware download successfully completed\n"); + return 0; +} + +static int bcm3510_check_firmware_version(struct bcm3510_state *st) +{ + struct bcm3510_hab_cmd_get_version_info ver; + bcm3510_do_hab_cmd(st,CMD_GET_VERSION_INFO,MSGID_GET_VERSION_INFO,NULL,0,(u8*)&ver,sizeof(ver)); + + deb_info("Version information: 0x%02x 0x%02x 0x%02x 0x%02x\n", + ver.microcode_version, ver.script_version, ver.config_version, ver.demod_version); + + if (ver.script_version == BCM3510_DEF_SCRIPT_VERSION && + ver.config_version == BCM3510_DEF_CONFIG_VERSION && + ver.demod_version == BCM3510_DEF_DEMOD_VERSION) + return 0; + + deb_info("version check failed\n"); + return -ENODEV; +} + +/* (un)resetting the AP */ +static int bcm3510_reset(struct bcm3510_state *st) +{ + int ret; + unsigned long t; + bcm3510_register_value v; + + bcm3510_readB(st,0xa0,&v); v.HCTL1_a0.RESET = 1; + if ((ret = bcm3510_writeB(st,0xa0,v)) < 0) + return ret; + + t = jiffies + 3*HZ; + while (time_before(jiffies, t)) { + msleep(10); + if ((ret = bcm3510_readB(st,0xa2,&v)) < 0) + return ret; + + if (v.APSTAT1_a2.RESET) + return 0; + } + deb_info("reset timed out\n"); + return -ETIMEDOUT; +} + +static int bcm3510_clear_reset(struct bcm3510_state *st) +{ + bcm3510_register_value v; + int ret; + unsigned long t; + + v.raw = 0; + if ((ret = bcm3510_writeB(st,0xa0,v)) < 0) + return ret; + + t = jiffies + 3*HZ; + while (time_before(jiffies, t)) { + msleep(10); + if ((ret = bcm3510_readB(st,0xa2,&v)) < 0) + return ret; + + /* verify that reset is cleared */ + if (!v.APSTAT1_a2.RESET) + return 0; + } + deb_info("reset clear timed out\n"); + return -ETIMEDOUT; +} + +static int bcm3510_init_cold(struct bcm3510_state *st) +{ + int ret; + bcm3510_register_value v; + + /* read Acquisation Processor status register and check it is not in RUN mode */ + if ((ret = bcm3510_readB(st,0xa2,&v)) < 0) + return ret; + if (v.APSTAT1_a2.RUN) { + deb_info("AP is already running - firmware already loaded.\n"); + return 0; + } + + deb_info("reset?\n"); + if ((ret = bcm3510_reset(st)) < 0) + return ret; + + deb_info("tristate?\n"); + /* tri-state */ + v.TSTCTL_2e.CTL = 0; + if ((ret = bcm3510_writeB(st,0x2e,v)) < 0) + return ret; + + deb_info("firmware?\n"); + if ((ret = bcm3510_download_firmware(&st->frontend)) < 0 || + (ret = bcm3510_clear_reset(st)) < 0) + return ret; + + /* anything left here to Let the acquisition processor begin execution at program counter 0000 ??? */ + + return 0; +} + +static int bcm3510_init(struct dvb_frontend* fe) +{ + struct bcm3510_state* st = fe->demodulator_priv; + bcm3510_register_value j; + struct bcm3510_hab_cmd_set_agc c; + int ret; + + if ((ret = bcm3510_readB(st,0xca,&j)) < 0) + return ret; + + deb_info("JDEC: %02x\n",j.raw); + + switch (j.JDEC_ca.JDEC) { + case JDEC_WAIT_AT_RAM: + deb_info("attempting to download firmware\n"); + if ((ret = bcm3510_init_cold(st)) < 0) + return ret; + case JDEC_EEPROM_LOAD_WAIT: /* fall-through is wanted */ + deb_info("firmware is loaded\n"); + bcm3510_check_firmware_version(st); + break; + default: + return -ENODEV; + } + + memset(&c,0,1); + c.SEL = 1; + bcm3510_do_hab_cmd(st,CMD_AUTO_PARAM,MSGID_SET_RF_AGC_SEL,(u8 *)&c,sizeof(c),NULL,0); + + return 0; +} + + +static struct dvb_frontend_ops bcm3510_ops; + +struct dvb_frontend* bcm3510_attach(const struct bcm3510_config *config, + struct i2c_adapter *i2c) +{ + struct bcm3510_state* state = NULL; + int ret; + bcm3510_register_value v; + + /* allocate memory for the internal state */ + state = kmalloc(sizeof(struct bcm3510_state), GFP_KERNEL); + if (state == NULL) + goto error; + memset(state,0,sizeof(struct bcm3510_state)); + + /* setup the state */ + + state->config = config; + state->i2c = i2c; + memcpy(&state->ops, &bcm3510_ops, sizeof(struct dvb_frontend_ops)); + + /* create dvb_frontend */ + state->frontend.ops = &state->ops; + state->frontend.demodulator_priv = state; + + sema_init(&state->hab_sem, 1); + + if ((ret = bcm3510_readB(state,0xe0,&v)) < 0) + goto error; + + deb_info("Revision: 0x%1x, Layer: 0x%1x.\n",v.REVID_e0.REV,v.REVID_e0.LAYER); + + if ((v.REVID_e0.REV != 0x1 && v.REVID_e0.LAYER != 0xb) && /* cold */ + (v.REVID_e0.REV != 0x8 && v.REVID_e0.LAYER != 0x0)) /* warm */ + goto error; + + info("Revision: 0x%1x, Layer: 0x%1x.",v.REVID_e0.REV,v.REVID_e0.LAYER); + + bcm3510_reset(state); + + return &state->frontend; + +error: + kfree(state); + return NULL; +} +EXPORT_SYMBOL(bcm3510_attach); + +static struct dvb_frontend_ops bcm3510_ops = { + + .info = { + .name = "Broadcom BCM3510 VSB/QAM frontend", + .type = FE_ATSC, + .frequency_min = 54000000, + .frequency_max = 803000000, + /* stepsize is just a guess */ + .frequency_stepsize = 0, + .caps = + FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | + FE_CAN_8VSB | FE_CAN_16VSB | + FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_128 | FE_CAN_QAM_256 + }, + + .release = bcm3510_release, + + .init = bcm3510_init, + .sleep = bcm3510_sleep, + + .set_frontend = bcm3510_set_frontend, + .get_tune_settings = bcm3510_get_tune_settings, + + .read_status = bcm3510_read_status, + .read_ber = bcm3510_read_ber, + .read_signal_strength = bcm3510_read_signal_strength, + .read_snr = bcm3510_read_snr, + .read_ucblocks = bcm3510_read_unc, +}; + +MODULE_DESCRIPTION("Broadcom BCM3510 ATSC (8VSB/16VSB & ITU J83 AnnexB FEC QAM64/256) demodulator driver"); +MODULE_AUTHOR("Patrick Boettcher "); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/frontends/bcm3510.h b/drivers/media/dvb/frontends/bcm3510.h new file mode 100644 index 000000000000..80f5d0953d02 --- /dev/null +++ b/drivers/media/dvb/frontends/bcm3510.h @@ -0,0 +1,40 @@ +/* + * Support for the Broadcom BCM3510 ATSC demodulator (1st generation Air2PC) + * + * Copyright (C) 2001-5, B2C2 inc. + * + * GPL/Linux driver written by Patrick Boettcher + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef BCM3510_H +#define BCM3510_H + +#include +#include + +struct bcm3510_config +{ + /* the demodulator's i2c address */ + u8 demod_address; + + /* request firmware for device */ + int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); +}; + +extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config, + struct i2c_adapter* i2c); + +#endif diff --git a/drivers/media/dvb/frontends/bcm3510_priv.h b/drivers/media/dvb/frontends/bcm3510_priv.h new file mode 100644 index 000000000000..3bb1bc2a04f0 --- /dev/null +++ b/drivers/media/dvb/frontends/bcm3510_priv.h @@ -0,0 +1,460 @@ +/* + * Support for the Broadcom BCM3510 ATSC demodulator (1st generation Air2PC) + * + * Copyright (C) 2001-5, B2C2 inc. + * + * GPL/Linux driver written by Patrick Boettcher + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef __BCM3510_PRIV_H__ +#define __BCM3510_PRIV_H__ + +#define PACKED __attribute__((packed)) + +#undef err +#define err(format, arg...) printk(KERN_ERR "bcm3510: " format "\n" , ## arg) +#undef info +#define info(format, arg...) printk(KERN_INFO "bcm3510: " format "\n" , ## arg) +#undef warn +#define warn(format, arg...) printk(KERN_WARNING "bcm3510: " format "\n" , ## arg) + + +#define PANASONIC_FIRST_IF_BASE_IN_KHz 1407500 +#define BCM3510_SYMBOL_RATE 5381000 + +typedef union { + u8 raw; + + struct { + u8 CTL :8; + } TSTCTL_2e; + + u8 LDCERC_4e; + u8 LDUERC_4f; + u8 LD_BER0_65; + u8 LD_BER1_66; + u8 LD_BER2_67; + u8 LD_BER3_68; + + struct { + u8 RESET :1; + u8 IDLE :1; + u8 STOP :1; + u8 HIRQ0 :1; + u8 HIRQ1 :1; + u8 na0 :1; + u8 HABAV :1; + u8 na1 :1; + } HCTL1_a0; + + struct { + u8 na0 :1; + u8 IDLMSK :1; + u8 STMSK :1; + u8 I0MSK :1; + u8 I1MSK :1; + u8 na1 :1; + u8 HABMSK :1; + u8 na2 :1; + } HCTLMSK_a1; + + struct { + u8 RESET :1; + u8 IDLE :1; + u8 STOP :1; + u8 RUN :1; + u8 HABAV :1; + u8 MEMAV :1; + u8 ALDONE :1; + u8 REIRQ :1; + } APSTAT1_a2; + + struct { + u8 RSTMSK :1; + u8 IMSK :1; + u8 SMSK :1; + u8 RMSK :1; + u8 HABMSK :1; + u8 MAVMSK :1; + u8 ALDMSK :1; + u8 REMSK :1; + } APMSK1_a3; + + u8 APSTAT2_a4; + u8 APMSK2_a5; + + struct { + u8 HABADR :7; + u8 na :1; + } HABADR_a6; + + u8 HABDATA_a7; + + struct { + u8 HABR :1; + u8 LDHABR :1; + u8 APMSK :1; + u8 HMSK :1; + u8 LDMSK :1; + u8 na :3; + } HABSTAT_a8; + + u8 MADRH_a9; + u8 MADRL_aa; + u8 MDATA_ab; + + struct { +#define JDEC_WAIT_AT_RAM 0x7 +#define JDEC_EEPROM_LOAD_WAIT 0x4 + u8 JDEC :3; + u8 na :5; + } JDEC_ca; + + struct { + u8 REV :4; + u8 LAYER :4; + } REVID_e0; + + struct { + u8 unk0 :1; + u8 CNTCTL :1; + u8 BITCNT :1; + u8 unk1 :1; + u8 RESYNC :1; + u8 unk2 :3; + } BERCTL_fa; + + struct { + u8 CSEL0 :1; + u8 CLKED0 :1; + u8 CSEL1 :1; + u8 CLKED1 :1; + u8 CLKLEV :1; + u8 SPIVAR :1; + u8 na :2; + } TUNSET_fc; + + struct { + u8 CLK :1; + u8 DATA :1; + u8 CS0 :1; + u8 CS1 :1; + u8 AGCSEL :1; + u8 na0 :1; + u8 TUNSEL :1; + u8 na1 :1; + } TUNCTL_fd; + + u8 TUNSEL0_fe; + u8 TUNSEL1_ff; + +} bcm3510_register_value; + +/* HAB commands */ + +/* version */ +#define CMD_GET_VERSION_INFO 0x3D +#define MSGID_GET_VERSION_INFO 0x15 +struct bcm3510_hab_cmd_get_version_info { + u8 microcode_version; + u8 script_version; + u8 config_version; + u8 demod_version; +} PACKED; + +#define BCM3510_DEF_MICROCODE_VERSION 0x0E +#define BCM3510_DEF_SCRIPT_VERSION 0x06 +#define BCM3510_DEF_CONFIG_VERSION 0x01 +#define BCM3510_DEF_DEMOD_VERSION 0xB1 + +/* acquire */ +#define CMD_ACQUIRE 0x38 + +#define MSGID_EXT_TUNER_ACQUIRE 0x0A +struct bcm3510_hab_cmd_ext_acquire { + struct { + u8 MODE :4; + u8 BW :1; + u8 FA :1; + u8 NTSCSWEEP :1; + u8 OFFSET :1; + } PACKED ACQUIRE0; /* control_byte */ + + struct { + u8 IF_FREQ :3; + u8 zero0 :1; + u8 SYM_RATE :3; + u8 zero1 :1; + } PACKED ACQUIRE1; /* sym_if */ + + u8 IF_OFFSET0; /* IF_Offset_10hz */ + u8 IF_OFFSET1; + u8 SYM_OFFSET0; /* SymbolRateOffset */ + u8 SYM_OFFSET1; + u8 NTSC_OFFSET0; /* NTSC_Offset_10hz */ + u8 NTSC_OFFSET1; +} PACKED; + +#define MSGID_INT_TUNER_ACQUIRE 0x0B +struct bcm3510_hab_cmd_int_acquire { + struct { + u8 MODE :4; + u8 BW :1; + u8 FA :1; + u8 NTSCSWEEP :1; + u8 OFFSET :1; + } PACKED ACQUIRE0; /* control_byte */ + + struct { + u8 IF_FREQ :3; + u8 zero0 :1; + u8 SYM_RATE :3; + u8 zero1 :1; + } PACKED ACQUIRE1; /* sym_if */ + + u8 TUNER_FREQ0; + u8 TUNER_FREQ1; + u8 TUNER_FREQ2; + u8 TUNER_FREQ3; + u8 IF_OFFSET0; /* IF_Offset_10hz */ + u8 IF_OFFSET1; + u8 SYM_OFFSET0; /* SymbolRateOffset */ + u8 SYM_OFFSET1; + u8 NTSC_OFFSET0; /* NTSC_Offset_10hz */ + u8 NTSC_OFFSET1; +} PACKED; + +/* modes */ +#define BCM3510_QAM16 = 0x01 +#define BCM3510_QAM32 = 0x02 +#define BCM3510_QAM64 = 0x03 +#define BCM3510_QAM128 = 0x04 +#define BCM3510_QAM256 = 0x05 +#define BCM3510_8VSB = 0x0B +#define BCM3510_16VSB = 0x0D + +/* IF_FREQS */ +#define BCM3510_IF_TERRESTRIAL 0x0 +#define BCM3510_IF_CABLE 0x1 +#define BCM3510_IF_USE_CMD 0x7 + +/* SYM_RATE */ +#define BCM3510_SR_8VSB 0x0 /* 5381119 s/sec */ +#define BCM3510_SR_256QAM 0x1 /* 5360537 s/sec */ +#define BCM3510_SR_16QAM 0x2 /* 5056971 s/sec */ +#define BCM3510_SR_MISC 0x3 /* 5000000 s/sec */ +#define BCM3510_SR_USE_CMD 0x7 + +/* special symbol rate */ +#define CMD_SET_VALUE_NOT_LISTED 0x2d +#define MSGID_SET_SYMBOL_RATE_NOT_LISTED 0x0c +struct bcm3510_hab_cmd_set_sr_not_listed { + u8 HOST_SYM_RATE0; + u8 HOST_SYM_RATE1; + u8 HOST_SYM_RATE2; + u8 HOST_SYM_RATE3; +} PACKED; + +/* special IF */ +#define MSGID_SET_IF_FREQ_NOT_LISTED 0x0d +struct bcm3510_hab_cmd_set_if_freq_not_listed { + u8 HOST_IF_FREQ0; + u8 HOST_IF_FREQ1; + u8 HOST_IF_FREQ2; + u8 HOST_IF_FREQ3; +} PACKED; + +/* auto reacquire */ +#define CMD_AUTO_PARAM 0x2a +#define MSGID_AUTO_REACQUIRE 0x0e +struct bcm3510_hab_cmd_auto_reacquire { + u8 ACQ :1; /* on/off*/ + u8 unused :7; +} PACKED; + +#define MSGID_SET_RF_AGC_SEL 0x12 +struct bcm3510_hab_cmd_set_agc { + u8 LVL :1; + u8 unused :6; + u8 SEL :1; +} PACKED; + +#define MSGID_SET_AUTO_INVERSION 0x14 +struct bcm3510_hab_cmd_auto_inversion { + u8 AI :1; + u8 unused :7; +} PACKED; + + +/* bert control */ +#define CMD_STATE_CONTROL 0x12 +#define MSGID_BERT_CONTROL 0x0e +#define MSGID_BERT_SET 0xfa +struct bcm3510_hab_cmd_bert_control { + u8 BE :1; + u8 unused :7; +} PACKED; + +#define MSGID_TRI_STATE 0x2e +struct bcm3510_hab_cmd_tri_state { + u8 RE :1; /* a/d ram port pins */ + u8 PE :1; /* baud clock pin */ + u8 AC :1; /* a/d clock pin */ + u8 BE :1; /* baud clock pin */ + u8 unused :4; +} PACKED; + + +/* tune */ +#define CMD_TUNE 0x38 +#define MSGID_TUNE 0x16 +struct bcm3510_hab_cmd_tune_ctrl_data_pair { + struct { +#define BITS_8 0x07 +#define BITS_7 0x06 +#define BITS_6 0x05 +#define BITS_5 0x04 +#define BITS_4 0x03 +#define BITS_3 0x02 +#define BITS_2 0x01 +#define BITS_1 0x00 + u8 size :3; + u8 unk :2; + u8 clk_off :1; + u8 cs0 :1; + u8 cs1 :1; + + } PACKED ctrl; + + u8 data; +} PACKED; + +struct bcm3510_hab_cmd_tune { + u8 length; + u8 clock_width; + u8 misc; + u8 TUNCTL_state; + + struct bcm3510_hab_cmd_tune_ctrl_data_pair ctl_dat[16]; +} PACKED; + +#define CMD_STATUS 0x38 +#define MSGID_STATUS1 0x08 +struct bcm3510_hab_cmd_status1 { + struct { + u8 EQ_MODE :4; + u8 reserved :2; + u8 QRE :1; /* if QSE and the spectrum is inversed */ + u8 QSE :1; /* automatic spectral inversion */ + } PACKED STATUS0; + + struct { + u8 RECEIVER_LOCK :1; + u8 FEC_LOCK :1; + u8 OUT_PLL_LOCK :1; + u8 reserved :5; + } PACKED STATUS1; + + struct { + u8 reserved :2; + u8 BW :1; + u8 NTE :1; /* NTSC filter sweep enabled */ + u8 AQI :1; /* currently acquiring */ + u8 FA :1; /* fast acquisition */ + u8 ARI :1; /* auto reacquire */ + u8 TI :1; /* programming the tuner */ + } PACKED STATUS2; + u8 STATUS3; + u8 SNR_EST0; + u8 SNR_EST1; + u8 TUNER_FREQ0; + u8 TUNER_FREQ1; + u8 TUNER_FREQ2; + u8 TUNER_FREQ3; + u8 SYM_RATE0; + u8 SYM_RATE1; + u8 SYM_RATE2; + u8 SYM_RATE3; + u8 SYM_OFFSET0; + u8 SYM_OFFSET1; + u8 SYM_ERROR0; + u8 SYM_ERROR1; + u8 IF_FREQ0; + u8 IF_FREQ1; + u8 IF_FREQ2; + u8 IF_FREQ3; + u8 IF_OFFSET0; + u8 IF_OFFSET1; + u8 IF_ERROR0; + u8 IF_ERROR1; + u8 NTSC_FILTER0; + u8 NTSC_FILTER1; + u8 NTSC_FILTER2; + u8 NTSC_FILTER3; + u8 NTSC_OFFSET0; + u8 NTSC_OFFSET1; + u8 NTSC_ERROR0; + u8 NTSC_ERROR1; + u8 INT_AGC_LEVEL0; + u8 INT_AGC_LEVEL1; + u8 EXT_AGC_LEVEL0; + u8 EXT_AGC_LEVEL1; +} PACKED; + +#define MSGID_STATUS2 0x14 +struct bcm3510_hab_cmd_status2 { + struct { + u8 EQ_MODE :4; + u8 reserved :2; + u8 QRE :1; + u8 QSR :1; + } PACKED STATUS0; + struct { + u8 RL :1; + u8 FL :1; + u8 OL :1; + u8 reserved :5; + } PACKED STATUS1; + u8 SYMBOL_RATE0; + u8 SYMBOL_RATE1; + u8 SYMBOL_RATE2; + u8 SYMBOL_RATE3; + u8 LDCERC0; + u8 LDCERC1; + u8 LDCERC2; + u8 LDCERC3; + u8 LDUERC0; + u8 LDUERC1; + u8 LDUERC2; + u8 LDUERC3; + u8 LDBER0; + u8 LDBER1; + u8 LDBER2; + u8 LDBER3; + struct { + u8 MODE_TYPE :4; /* acquire mode 0 */ + u8 reservd :4; + } MODE_TYPE; + u8 SNR_EST0; + u8 SNR_EST1; + u8 SIGNAL; +} PACKED; + +#define CMD_SET_RF_BW_NOT_LISTED 0x3f +#define MSGID_SET_RF_BW_NOT_LISTED 0x11 +/* TODO */ + +#endif