From 910bb3e3c5a5d8ed5028846728efc6a375d200eb Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Mon, 27 Aug 2007 21:22:20 -0300 Subject: [PATCH] V4L/DVB (6129): tda8290: convert from tuner sub-driver into dvb_frontend module Signed-off-by: Michael Krufky Acked-by: Hans Verkuil Acked-by: Mike Isely Acked-by: Steven Toth Acked-by: Patrick Boettcher Acked-by: Jarod Wilson Acked-by: Trent Piepho Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/tda8290.c | 367 +++++++++++++++++------------ drivers/media/video/tda8290.h | 35 +++ drivers/media/video/tuner-core.c | 16 +- drivers/media/video/tuner-driver.h | 3 - 4 files changed, 270 insertions(+), 151 deletions(-) create mode 100644 drivers/media/video/tda8290.h diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c index beb4a7e1d2..ec731d6fbf 100644 --- a/drivers/media/video/tda8290.c +++ b/drivers/media/video/tda8290.c @@ -16,12 +16,21 @@ 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. + + This "tda8290" module was split apart from the original "tuner" module. */ #include #include #include -#include "tuner-driver.h" +#include "tuner-i2c.h" +#include "tda8290.h" + +static int debug = 0; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "enable verbose debug messages"); + +#define PREFIX "tda8290 " /* ---------------------------------------------------------------------- */ @@ -33,6 +42,11 @@ struct tda8290_priv { unsigned char tda827x_addr; unsigned char tda827x_ver; unsigned int sgIF; + + u32 frequency; + + unsigned int *lna_cfg; + int (*tuner_callback) (void *dev, int command,int arg); }; /* ---------------------------------------------------------------------- */ @@ -81,19 +95,21 @@ static struct tda827x_data tda827x_analog[] = { { .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0} /* End */ }; -static void tda827x_tune(struct tuner *t, u16 ifc, unsigned int freq) +static void tda827x_set_analog_params(struct dvb_frontend *fe, + struct analog_parameters *params) { unsigned char tuner_reg[8]; unsigned char reg2[2]; u32 N; int i; - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags = 0}; + unsigned int freq = params->frequency; - if (t->mode == V4L2_TUNER_RADIO) + if (params->mode == V4L2_TUNER_RADIO) freq = freq / 1000; - N = freq + ifc; + N = freq + priv->sgIF; i = 0; while (tda827x_analog[i].lomax < N) { if(tda827x_analog[i + 1].lomax == 0) @@ -155,9 +171,9 @@ static void tda827x_tune(struct tuner *t, u16 ifc, unsigned int freq) i2c_transfer(priv->i2c_props.adap, &msg, 1); } -static void tda827x_agcf(struct tuner *t) +static void tda827x_agcf(struct dvb_frontend *fe) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char data[] = {0x80, 0x0c}; struct i2c_msg msg = {.addr = priv->tda827x_addr, .buf = data, .flags = 0, .len = 2}; @@ -204,57 +220,64 @@ static struct tda827xa_data tda827xa_analog[] = { { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} /* End */ }; -static void tda827xa_lna_gain(struct tuner *t, int high) +static void tda827xa_lna_gain(struct dvb_frontend *fe, int high, + struct analog_parameters *params) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char buf[] = {0x22, 0x01}; int arg; struct i2c_msg msg = {.addr = priv->i2c_props.addr, .flags = 0, .buf = buf, .len = sizeof(buf)}; - if (t->config) { + + if ((priv->lna_cfg == NULL) || (priv->tuner_callback == NULL)) + return; + + if (*priv->lna_cfg) { if (high) tuner_dbg("setting LNA to high gain\n"); else tuner_dbg("setting LNA to low gain\n"); } - switch (t->config) { + switch (*priv->lna_cfg) { case 0: /* no LNA */ break; case 1: /* switch is GPIO 0 of tda8290 */ case 2: /* turn Vsync on */ - if (t->std & V4L2_STD_MN) + if (params->std & V4L2_STD_MN) arg = 1; else arg = 0; - if (t->tuner_callback) - t->tuner_callback(priv->i2c_props.adap->algo_data, 1, arg); + if (priv->tuner_callback) + priv->tuner_callback(priv->i2c_props.adap->algo_data, 1, arg); buf[1] = high ? 0 : 1; - if (t->config == 2) + if (*priv->lna_cfg == 2) buf[1] = high ? 1 : 0; i2c_transfer(priv->i2c_props.adap, &msg, 1); break; case 3: /* switch with GPIO of saa713x */ - if (t->tuner_callback) - t->tuner_callback(priv->i2c_props.adap->algo_data, 0, high); + if (priv->tuner_callback) + priv->tuner_callback(priv->i2c_props.adap->algo_data, 0, high); break; } } -static void tda827xa_tune(struct tuner *t, u16 ifc, unsigned int freq) +static void tda827xa_set_analog_params(struct dvb_frontend *fe, + struct analog_parameters *params) { unsigned char tuner_reg[11]; u32 N; int i; - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags = 0, .buf = tuner_reg}; + unsigned int freq = params->frequency; - tda827xa_lna_gain(t, 1); + tda827xa_lna_gain(fe, 1, params); msleep(10); - if (t->mode == V4L2_TUNER_RADIO) + if (params->mode == V4L2_TUNER_RADIO) freq = freq / 1000; - N = freq + ifc; + N = freq + priv->sgIF; i = 0; while (tda827xa_analog[i].lomax < N) { if(tda827xa_analog[i + 1].lomax == 0) @@ -302,7 +325,7 @@ static void tda827xa_tune(struct tuner *t, u16 ifc, unsigned int freq) tuner_reg[1] >>= 4; tuner_dbg("AGC2 gain is: %d\n", tuner_reg[1]); if (tuner_reg[1] < 1) - tda827xa_lna_gain(t, 0); + tda827xa_lna_gain(fe, 0, params); msleep(100); tuner_reg[0] = 0x60; @@ -327,9 +350,9 @@ static void tda827xa_tune(struct tuner *t, u16 ifc, unsigned int freq) i2c_transfer(priv->i2c_props.adap, &msg, 1); } -static void tda827xa_agcf(struct tuner *t) +static void tda827xa_agcf(struct dvb_frontend *fe) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char data[] = {0x80, 0x2c}; struct i2c_msg msg = {.addr = priv->tda827x_addr, .buf = data, .flags = 0, .len = 2}; @@ -338,9 +361,9 @@ static void tda827xa_agcf(struct tuner *t) /*---------------------------------------------------------------------*/ -static void tda8290_i2c_bridge(struct tuner *t, int close) +static void tda8290_i2c_bridge(struct dvb_frontend *fe, int close) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char enable[2] = { 0x21, 0xC0 }; unsigned char disable[2] = { 0x21, 0x00 }; @@ -358,9 +381,58 @@ static void tda8290_i2c_bridge(struct tuner *t, int close) /*---------------------------------------------------------------------*/ -static int tda8290_tune(struct tuner *t, u16 ifc, unsigned int freq) +static void set_audio(struct dvb_frontend *fe, + struct analog_parameters *params) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; + char* mode; + + priv->tda827x_lpsel = 0; + if (params->std & V4L2_STD_MN) { + priv->sgIF = 92; + priv->tda8290_easy_mode = 0x01; + priv->tda827x_lpsel = 1; + mode = "MN"; + } else if (params->std & V4L2_STD_B) { + priv->sgIF = 108; + priv->tda8290_easy_mode = 0x02; + mode = "B"; + } else if (params->std & V4L2_STD_GH) { + priv->sgIF = 124; + priv->tda8290_easy_mode = 0x04; + mode = "GH"; + } else if (params->std & V4L2_STD_PAL_I) { + priv->sgIF = 124; + priv->tda8290_easy_mode = 0x08; + mode = "I"; + } else if (params->std & V4L2_STD_DK) { + priv->sgIF = 124; + priv->tda8290_easy_mode = 0x10; + mode = "DK"; + } else if (params->std & V4L2_STD_SECAM_L) { + priv->sgIF = 124; + priv->tda8290_easy_mode = 0x20; + mode = "L"; + } else if (params->std & V4L2_STD_SECAM_LC) { + priv->sgIF = 20; + priv->tda8290_easy_mode = 0x40; + mode = "LC"; + } else { + priv->sgIF = 124; + priv->tda8290_easy_mode = 0x10; + mode = "xx"; + } + + if (params->mode == V4L2_TUNER_RADIO) + priv->sgIF = 88; /* if frequency is 5.5 MHz */ + + tuner_dbg("setting tda8290 to system %s\n", mode); +} + +static int tda8290_set_params(struct dvb_frontend *fe, + struct analog_parameters *params) +{ + struct tda8290_priv *priv = fe->tuner_priv; unsigned char soft_reset[] = { 0x00, 0x00 }; unsigned char easy_mode[] = { 0x01, priv->tda8290_easy_mode }; unsigned char expert_mode[] = { 0x01, 0x80 }; @@ -383,7 +455,10 @@ static int tda8290_tune(struct tuner *t, u16 ifc, unsigned int freq) pll_stat; int i; - tuner_dbg("tda827xa config is 0x%02x\n", t->config); + set_audio(fe, params); + + if (priv->lna_cfg) + tuner_dbg("tda827xa config is 0x%02x\n", *priv->lna_cfg); tuner_i2c_xfer_send(&priv->i2c_props, easy_mode, 2); tuner_i2c_xfer_send(&priv->i2c_props, agc_out_on, 2); tuner_i2c_xfer_send(&priv->i2c_props, soft_reset, 2); @@ -399,11 +474,11 @@ static int tda8290_tune(struct tuner *t, u16 ifc, unsigned int freq) tuner_i2c_xfer_send(&priv->i2c_props, adc_head_6, 2); tuner_i2c_xfer_send(&priv->i2c_props, pll_bw_nom, 2); - tda8290_i2c_bridge(t, 1); + tda8290_i2c_bridge(fe, 1); if (priv->tda827x_ver != 0) - tda827xa_tune(t, ifc, freq); + tda827xa_set_analog_params(fe, params); else - tda827x_tune(t, ifc, freq); + tda827x_set_analog_params(fe, params); for (i = 0; i < 3; i++) { tuner_i2c_xfer_send(&priv->i2c_props, &addr_pll_stat, 1); tuner_i2c_xfer_recv(&priv->i2c_props, &pll_stat, 1); @@ -433,9 +508,9 @@ static int tda8290_tune(struct tuner *t, u16 ifc, unsigned int freq) tuner_dbg("adjust gain, step 2. Agc: %d, lock: %d\n", agc_stat, pll_stat & 0x80); if (priv->tda827x_ver != 0) - tda827xa_agcf(t); + tda827xa_agcf(fe); else - tda827x_agcf(t); + tda827x_agcf(fe); msleep(100); tuner_i2c_xfer_send(&priv->i2c_props, &addr_agc_stat, 1); tuner_i2c_xfer_recv(&priv->i2c_props, &agc_stat, 1); @@ -464,120 +539,86 @@ static int tda8290_tune(struct tuner *t, u16 ifc, unsigned int freq) } } - tda8290_i2c_bridge(t, 0); + tda8290_i2c_bridge(fe, 0); tuner_i2c_xfer_send(&priv->i2c_props, if_agc_set, 2); + + priv->frequency = (V4L2_TUNER_RADIO == params->mode) ? + params->frequency * 125 / 2 : params->frequency * 62500; + return 0; } /*---------------------------------------------------------------------*/ -static void set_audio(struct tuner *t) +static int tda8290_has_signal(struct dvb_frontend *fe) { - struct tda8290_priv *priv = t->priv; - char* mode; + struct tda8290_priv *priv = fe->tuner_priv; - priv->tda827x_lpsel = 0; - if (t->std & V4L2_STD_MN) { - priv->sgIF = 92; - priv->tda8290_easy_mode = 0x01; - priv->tda827x_lpsel = 1; - mode = "MN"; - } else if (t->std & V4L2_STD_B) { - priv->sgIF = 108; - priv->tda8290_easy_mode = 0x02; - mode = "B"; - } else if (t->std & V4L2_STD_GH) { - priv->sgIF = 124; - priv->tda8290_easy_mode = 0x04; - mode = "GH"; - } else if (t->std & V4L2_STD_PAL_I) { - priv->sgIF = 124; - priv->tda8290_easy_mode = 0x08; - mode = "I"; - } else if (t->std & V4L2_STD_DK) { - priv->sgIF = 124; - priv->tda8290_easy_mode = 0x10; - mode = "DK"; - } else if (t->std & V4L2_STD_SECAM_L) { - priv->sgIF = 124; - priv->tda8290_easy_mode = 0x20; - mode = "L"; - } else if (t->std & V4L2_STD_SECAM_LC) { - priv->sgIF = 20; - priv->tda8290_easy_mode = 0x40; - mode = "LC"; - } else { - priv->sgIF = 124; - priv->tda8290_easy_mode = 0x10; - mode = "xx"; - } - tuner_dbg("setting tda8290 to system %s\n", mode); -} - -static void set_tv_freq(struct tuner *t, unsigned int freq) -{ - struct tda8290_priv *priv = t->priv; + unsigned char i2c_get_afc[1] = { 0x1B }; + unsigned char afc = 0; - set_audio(t); - tda8290_tune(t, priv->sgIF, freq); + tuner_i2c_xfer_send(&priv->i2c_props, i2c_get_afc, ARRAY_SIZE(i2c_get_afc)); + tuner_i2c_xfer_recv(&priv->i2c_props, &afc, 1); + return (afc & 0x80)? 65535:0; } -static void set_radio_freq(struct tuner *t, unsigned int freq) +static int tda8290_get_status(struct dvb_frontend *fe, u32 *status) { - /* if frequency is 5.5 MHz */ - tda8290_tune(t, 88, freq); -} + struct tda8290_priv *priv = fe->tuner_priv; -static int has_signal(struct tuner *t) -{ - struct tda8290_priv *priv = t->priv; + int signal = tda8290_has_signal(fe); + *status = 0; - unsigned char i2c_get_afc[1] = { 0x1B }; - unsigned char afc = 0; + /* for now, report based on afc status */ + if (signal) + *status = TUNER_STATUS_LOCKED; - tuner_i2c_xfer_send(&priv->i2c_props, i2c_get_afc, ARRAY_SIZE(i2c_get_afc)); - tuner_i2c_xfer_recv(&priv->i2c_props, &afc, 1); - return (afc & 0x80)? 65535:0; + tuner_dbg("tda8290: AFC status: %d\n", signal); + + return 0; } /*---------------------------------------------------------------------*/ -static void standby(struct tuner *t) +static int tda8290_standby(struct dvb_frontend *fe) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char cb1[] = { 0x30, 0xD0 }; unsigned char tda8290_standby[] = { 0x00, 0x02 }; unsigned char tda8290_agc_tri[] = { 0x02, 0x20 }; struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags=0, .buf=cb1, .len = 2}; - tda8290_i2c_bridge(t, 1); + tda8290_i2c_bridge(fe, 1); if (priv->tda827x_ver != 0) cb1[1] = 0x90; i2c_transfer(priv->i2c_props.adap, &msg, 1); - tda8290_i2c_bridge(t, 0); + tda8290_i2c_bridge(fe, 0); tuner_i2c_xfer_send(&priv->i2c_props, tda8290_agc_tri, 2); tuner_i2c_xfer_send(&priv->i2c_props, tda8290_standby, 2); + + return 0; } -static void tda8290_init_if(struct tuner *t) +static void tda8290_init_if(struct dvb_frontend *fe) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char set_VS[] = { 0x30, 0x6F }; unsigned char set_GP00_CF[] = { 0x20, 0x01 }; unsigned char set_GP01_CF[] = { 0x20, 0x0B }; - if ((t->config == 1) || (t->config == 2)) + if ((priv->lna_cfg) && + ((*priv->lna_cfg == 1) || (*priv->lna_cfg == 2))) tuner_i2c_xfer_send(&priv->i2c_props, set_GP00_CF, 2); else tuner_i2c_xfer_send(&priv->i2c_props, set_GP01_CF, 2); tuner_i2c_xfer_send(&priv->i2c_props, set_VS, 2); } -static void tda8290_init_tuner(struct tuner *t) +static void tda8290_init_tuner(struct dvb_frontend *fe) { - struct tda8290_priv *priv = t->priv; + struct tda8290_priv *priv = fe->tuner_priv; unsigned char tda8275_init[] = { 0x00, 0x00, 0x00, 0x40, 0xdC, 0x04, 0xAf, 0x3F, 0x2A, 0x04, 0xFF, 0x00, 0x00, 0x40 }; unsigned char tda8275a_init[] = { 0x00, 0x00, 0x00, 0x00, 0xdC, 0x05, 0x8b, @@ -587,28 +628,40 @@ static void tda8290_init_tuner(struct tuner *t) if (priv->tda827x_ver != 0) msg.buf = tda8275a_init; - tda8290_i2c_bridge(t, 1); + tda8290_i2c_bridge(fe, 1); i2c_transfer(priv->i2c_props.adap, &msg, 1); - tda8290_i2c_bridge(t, 0); + tda8290_i2c_bridge(fe, 0); } /*---------------------------------------------------------------------*/ -static void tda8290_release(struct tuner *t) +static int tda8290_release(struct dvb_frontend *fe) { - kfree(t->priv); - t->priv = NULL; + kfree(fe->tuner_priv); + fe->tuner_priv = NULL; + + return 0; } -static struct tuner_operations tda8290_tuner_ops = { - .set_tv_freq = set_tv_freq, - .set_radio_freq = set_radio_freq, - .has_signal = has_signal, - .standby = standby, - .release = tda8290_release, +static int tda8290_get_frequency(struct dvb_frontend *fe, u32 *frequency) +{ + struct tda8290_priv *priv = fe->tuner_priv; + *frequency = priv->frequency; + return 0; +} + +static struct dvb_tuner_ops tda8290_tuner_ops = { + .sleep = tda8290_standby, + .set_analog_params = tda8290_set_params, + .release = tda8290_release, + .get_frequency = tda8290_get_frequency, + .get_status = tda8290_get_status, }; -int tda8290_init(struct tuner *t) +struct dvb_frontend *tda8290_attach(struct dvb_frontend *fe, + struct i2c_adapter* i2c_adap, + u8 i2c_addr, + struct tda8290_config *cfg) { struct tda8290_priv *priv = NULL; u8 data; @@ -618,13 +671,17 @@ int tda8290_init(struct tuner *t) priv = kzalloc(sizeof(struct tda8290_priv), GFP_KERNEL); if (priv == NULL) - return -ENOMEM; - t->priv = priv; - - priv->i2c_props.addr = t->i2c.addr; - priv->i2c_props.adap = t->i2c.adapter; + return NULL; + fe->tuner_priv = priv; + + priv->i2c_props.addr = i2c_addr; + priv->i2c_props.adap = i2c_adap; + if (cfg) { + priv->lna_cfg = cfg->lna_cfg; + priv->tuner_callback = cfg->tuner_callback; + } - tda8290_i2c_bridge(t, 1); + tda8290_i2c_bridge(fe, 1); /* probe for tuner chip */ tuners_found = 0; tuner_addrs = 0; @@ -640,7 +697,7 @@ int tda8290_init(struct tuner *t) behind the bridge and we choose the highest address that doesn't give a response now */ - tda8290_i2c_bridge(t, 0); + tda8290_i2c_bridge(fe, 0); if(tuners_found > 1) for (i = 0; i < tuners_found; i++) { msg.addr = tuner_addrs & 0xff; @@ -652,41 +709,52 @@ int tda8290_init(struct tuner *t) } if (tuner_addrs == 0) { tuner_addrs = 0x61; - tuner_info ("could not clearly identify tuner address, defaulting to %x\n", + tuner_info("could not clearly identify tuner address, defaulting to %x\n", tuner_addrs); } else { tuner_addrs = tuner_addrs & 0xff; - tuner_info ("setting tuner address to %x\n", tuner_addrs); + tuner_info("setting tuner address to %x\n", tuner_addrs); } priv->tda827x_addr = tuner_addrs; msg.addr = tuner_addrs; - tda8290_i2c_bridge(t, 1); + tda8290_i2c_bridge(fe, 1); ret = i2c_transfer(priv->i2c_props.adap, &msg, 1); if( ret != 1) - tuner_warn ("TDA827x access failed!\n"); + tuner_warn("TDA827x access failed!\n"); + + memcpy(&fe->ops.tuner_ops, &tda8290_tuner_ops, + sizeof(struct dvb_tuner_ops)); + if ((data & 0x3c) == 0) { - strlcpy(t->i2c.name, "tda8290+75", sizeof(t->i2c.name)); + strlcpy(fe->ops.tuner_ops.info.name, "tda8290+75", + sizeof(fe->ops.tuner_ops.info.name)); + fe->ops.tuner_ops.info.frequency_min = 55000000; + fe->ops.tuner_ops.info.frequency_max = 860000000; + fe->ops.tuner_ops.info.frequency_step = 250000; priv->tda827x_ver = 0; } else { - strlcpy(t->i2c.name, "tda8290+75a", sizeof(t->i2c.name)); + strlcpy(fe->ops.tuner_ops.info.name, "tda8290+75a", + sizeof(fe->ops.tuner_ops.info.name)); + fe->ops.tuner_ops.info.frequency_min = 44000000; + fe->ops.tuner_ops.info.frequency_max = 906000000; + fe->ops.tuner_ops.info.frequency_step = 62500; priv->tda827x_ver = 2; } - tuner_info("type set to %s\n", t->i2c.name); - - memcpy(&t->ops, &tda8290_tuner_ops, sizeof(struct tuner_operations)); priv->tda827x_lpsel = 0; - t->mode = V4L2_TUNER_ANALOG_TV; - tda8290_init_tuner(t); - tda8290_init_if(t); - return 0; + tda8290_init_tuner(fe); + tda8290_init_if(fe); + return fe; } -int tda8290_probe(struct tuner *t) +int tda8290_probe(struct i2c_adapter* i2c_adap, u8 i2c_addr) { - struct i2c_client *c = &t->i2c; + struct tuner_i2c_props i2c_props = { + .adap = i2c_adap, + .addr = i2c_addr + }; unsigned char soft_reset[] = { 0x00, 0x00 }; unsigned char easy_mode_b[] = { 0x01, 0x02 }; @@ -695,23 +763,30 @@ int tda8290_probe(struct tuner *t) unsigned char addr_dto_lsb = 0x07; unsigned char data; - i2c_master_send(c, easy_mode_b, 2); - i2c_master_send(c, soft_reset, 2); - i2c_master_send(c, &addr_dto_lsb, 1); - i2c_master_recv(c, &data, 1); + tuner_i2c_xfer_send(&i2c_props, easy_mode_b, 2); + tuner_i2c_xfer_send(&i2c_props, soft_reset, 2); + tuner_i2c_xfer_send(&i2c_props, &addr_dto_lsb, 1); + tuner_i2c_xfer_recv(&i2c_props, &data, 1); if (data == 0) { - i2c_master_send(c, easy_mode_g, 2); - i2c_master_send(c, soft_reset, 2); - i2c_master_send(c, &addr_dto_lsb, 1); - i2c_master_recv(c, &data, 1); + tuner_i2c_xfer_send(&i2c_props, easy_mode_g, 2); + tuner_i2c_xfer_send(&i2c_props, soft_reset, 2); + tuner_i2c_xfer_send(&i2c_props, &addr_dto_lsb, 1); + tuner_i2c_xfer_recv(&i2c_props, &data, 1); if (data == 0x7b) { return 0; } } - i2c_master_send(c, restore_9886, 3); + tuner_i2c_xfer_send(&i2c_props, restore_9886, 3); return -1; } +EXPORT_SYMBOL_GPL(tda8290_probe); +EXPORT_SYMBOL_GPL(tda8290_attach); + +MODULE_DESCRIPTION("Philips TDA8290 + TDA8275 / TDA8275a tuner driver"); +MODULE_AUTHOR("Gerd Knorr, Hartmut Hackmann"); +MODULE_LICENSE("GPL"); + /* * Overrides for Emacs so that we follow Linus's tabbing style. * --------------------------------------------------------------------------- diff --git a/drivers/media/video/tda8290.h b/drivers/media/video/tda8290.h new file mode 100644 index 0000000000..815ca1c78f --- /dev/null +++ b/drivers/media/video/tda8290.h @@ -0,0 +1,35 @@ +/* + 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 __TDA8290_H__ +#define __TDA8290_H__ + +#include +#include "dvb_frontend.h" + +struct tda8290_config +{ + unsigned int *lna_cfg; + int (*tuner_callback) (void *dev, int command,int arg); +}; + +extern int tda8290_probe(struct i2c_adapter* i2c_adap, u8 i2c_addr); +extern struct dvb_frontend *tda8290_attach(struct dvb_frontend *fe, + struct i2c_adapter* i2c_adap, + u8 i2c_addr, + struct tda8290_config *cfg); + +#endif /* __TDA8290_H__ */ diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index 183bbb9ba6..f37fe83b19 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -19,6 +19,7 @@ #include #include #include "tuner-driver.h" +#include "tda8290.h" #define UNSET (-1U) @@ -200,6 +201,15 @@ static void tuner_i2c_address_check(struct tuner *t) tuner_warn("====================== WARNING! ======================\n"); } +static void attach_tda8290(struct tuner *t) +{ + struct tda8290_config cfg = { + .lna_cfg = &t->config, + .tuner_callback = t->tuner_callback + }; + tda8290_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); +} + static void set_type(struct i2c_client *c, unsigned int type, unsigned int new_mode_mask, unsigned int new_config, int (*tuner_callback) (void *dev, int command,int arg)) @@ -245,8 +255,10 @@ static void set_type(struct i2c_client *c, unsigned int type, microtune_init(t); break; case TUNER_PHILIPS_TDA8290: - tda8290_init(t); + { + attach_tda8290(t); break; + } case TUNER_TEA5767: if (tea5767_tuner_init(t) == EINVAL) { t->type = TUNER_ABSENT; @@ -575,7 +587,7 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) case 0x4b: /* If chip is not tda8290, don't register. since it can be tda9887*/ - if (tda8290_probe(t) == 0) { + if (tda8290_probe(t->i2c.adapter, t->i2c.addr) == 0) { tuner_dbg("chip at addr %x is a tda8290\n", addr); } else { /* Default is being tda9887 */ diff --git a/drivers/media/video/tuner-driver.h b/drivers/media/video/tuner-driver.h index d4c02b4abe..05d5f85756 100644 --- a/drivers/media/video/tuner-driver.h +++ b/drivers/media/video/tuner-driver.h @@ -78,9 +78,6 @@ extern int tda9887_tuner_init(struct tuner *t); extern int microtune_init(struct tuner *t); -extern int tda8290_init(struct tuner *t); -extern int tda8290_probe(struct tuner *t); - extern int tea5761_tuner_init(struct tuner *t); extern int tea5761_autodetection(struct tuner *t); -- 2.39.5