#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/videodev.h>
+#include "tuner-i2c.h"
#include "tda8290.h"
#include "tda827x.h"
#include "tda18271.h"
-static int tuner_debug;
-module_param_named(debug, tuner_debug, int, 0644);
+static int debug;
+module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "enable verbose debug messages");
#define PREFIX "tda8290"
#define TDA18271 16
struct tda827x_config cfg;
-
- struct tuner *t;
};
/*---------------------------------------------------------------------*/
struct analog_parameters *params)
{
struct tda8290_priv *priv = fe->analog_demod_priv;
- struct tuner *t = priv->t;
char* mode;
if (params->std & V4L2_STD_MN) {
struct analog_parameters *params)
{
struct tda8290_priv *priv = fe->analog_demod_priv;
- struct tuner *t = priv->t;
unsigned char soft_reset[] = { 0x00, 0x00 };
unsigned char easy_mode[] = { 0x01, priv->tda8290_easy_mode };
set_audio(fe, params);
- tuner_dbg("tda827xa config is 0x%02x\n", t->config);
+ if (priv->cfg.config)
+ tuner_dbg("tda827xa config is 0x%02x\n", *priv->cfg.config);
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);
struct analog_parameters *params)
{
struct tda8290_priv *priv = fe->analog_demod_priv;
- struct tuner *t = priv->t;
unsigned char blanking_mode[] = { 0x1d, 0x00 };
static void tda8290_init_if(struct dvb_frontend *fe)
{
struct tda8290_priv *priv = fe->analog_demod_priv;
- struct tuner *t = priv->t;
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->cfg.config) &&
+ ((*priv->cfg.config == 1) || (*priv->cfg.config == 2)))
tuner_i2c_xfer_send(&priv->i2c_props, set_GP00_CF, 2);
else
tuner_i2c_xfer_send(&priv->i2c_props, set_GP01_CF, 2);
static void tda829x_release(struct dvb_frontend *fe)
{
- if (fe->ops.tuner_ops.release)
- fe->ops.tuner_ops.release(fe);
+ struct tda8290_priv *priv = fe->analog_demod_priv;
+
+ /* only try to release the tuner if we've
+ * attached it from within this module */
+ if (priv->ver & (TDA18271 | TDA8275 | TDA8275A))
+ if (fe->ops.tuner_ops.release)
+ fe->ops.tuner_ops.release(fe);
kfree(fe->analog_demod_priv);
fe->analog_demod_priv = NULL;
}
+static struct tda18271_config tda829x_tda18271_config = {
+ .gate = TDA18271_GATE_ANALOG,
+};
+
static int tda829x_find_tuner(struct dvb_frontend *fe)
{
struct tda8290_priv *priv = fe->analog_demod_priv;
- struct analog_tuner_ops *ops = fe->ops.analog_demod_ops;
- struct tuner *t = priv->t;
+ struct analog_demod_ops *analog_ops = &fe->ops.analog_ops;
int i, ret, tuners_found;
u32 tuner_addrs;
u8 data;
struct i2c_msg msg = { .flags = I2C_M_RD, .buf = &data, .len = 1 };
- if (NULL == ops)
+ if (NULL == analog_ops->i2c_gate_ctrl)
return -EINVAL;
- ops->i2c_gate_ctrl(fe, 1);
+ analog_ops->i2c_gate_ctrl(fe, 1);
/* probe for tuner chip */
tuners_found = 0;
give a response now
*/
- ops->i2c_gate_ctrl(fe, 0);
+ analog_ops->i2c_gate_ctrl(fe, 0);
if (tuners_found > 1)
for (i = 0; i < tuners_found; i++) {
priv->tda827x_addr = tuner_addrs;
msg.addr = tuner_addrs;
- ops->i2c_gate_ctrl(fe, 1);
+ analog_ops->i2c_gate_ctrl(fe, 1);
ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
if (ret != 1) {
return -EREMOTEIO;
}
- if (data == 0x83) {
+ if ((data == 0x83) || (data == 0x84)) {
priv->ver |= TDA18271;
tda18271_attach(fe, priv->tda827x_addr,
- priv->i2c_props.adap);
+ priv->i2c_props.adap,
+ &tda829x_tda18271_config);
} else {
if ((data & 0x3c) == 0)
priv->ver |= TDA8275;
if (fe->ops.tuner_ops.sleep)
fe->ops.tuner_ops.sleep(fe);
- ops->i2c_gate_ctrl(fe, 0);
-
- switch (priv->ver) {
- case TDA8290 | TDA8275:
- strlcpy(t->i2c->name, "tda8290+75", sizeof(t->i2c->name));
- break;
- case TDA8295 | TDA8275:
- strlcpy(t->i2c->name, "tda8295+75", sizeof(t->i2c->name));
- break;
- case TDA8290 | TDA8275A:
- strlcpy(t->i2c->name, "tda8290+75a", sizeof(t->i2c->name));
- break;
- case TDA8295 | TDA8275A:
- strlcpy(t->i2c->name, "tda8295+75a", sizeof(t->i2c->name));
- break;
- case TDA8290 | TDA18271:
- strlcpy(t->i2c->name, "tda8290+18271", sizeof(t->i2c->name));
- break;
- case TDA8295 | TDA18271:
- strlcpy(t->i2c->name, "tda8295+18271", sizeof(t->i2c->name));
- break;
- default:
- return -EINVAL;
- }
+ analog_ops->i2c_gate_ctrl(fe, 0);
return 0;
}
tuner_i2c_xfer_recv(i2c_props, &tda8290_id[1], 1);
if (tda8290_id[1] == TDA8290_ID) {
- if (tuner_debug)
+ if (debug)
printk(KERN_DEBUG "%s: tda8290 detected @ %d-%04x\n",
__FUNCTION__, i2c_adapter_id(i2c_props->adap),
i2c_props->addr);
tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1);
if (tda8295_id[1] == TDA8295_ID) {
- if (tuner_debug)
+ if (debug)
printk(KERN_DEBUG "%s: tda8295 detected @ %d-%04x\n",
__FUNCTION__, i2c_adapter_id(i2c_props->adap),
i2c_props->addr);
return -ENODEV;
}
-static struct analog_tuner_ops tda8290_tuner_ops = {
+static struct analog_demod_ops tda8290_ops = {
.set_params = tda8290_set_params,
.has_signal = tda8290_has_signal,
.standby = tda8290_standby,
.i2c_gate_ctrl = tda8290_i2c_bridge,
};
-static struct analog_tuner_ops tda8295_tuner_ops = {
+static struct analog_demod_ops tda8295_ops = {
.set_params = tda8295_set_params,
.has_signal = tda8295_has_signal,
.standby = tda8295_standby,
.i2c_gate_ctrl = tda8295_i2c_bridge,
};
-int tda829x_attach(struct tuner *t)
+struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
+ struct i2c_adapter *i2c_adap, u8 i2c_addr,
+ struct tda829x_config *cfg)
{
- struct dvb_frontend *fe = &t->fe;
struct tda8290_priv *priv = NULL;
+ char *name;
priv = kzalloc(sizeof(struct tda8290_priv), GFP_KERNEL);
if (priv == NULL)
- return -ENOMEM;
+ return NULL;
fe->analog_demod_priv = priv;
- priv->i2c_props.addr = t->i2c->addr;
- priv->i2c_props.adap = t->i2c->adapter;
- priv->cfg.config = &t->config;
- priv->cfg.tuner_callback = t->tuner_callback;
- priv->t = t;
+ priv->i2c_props.addr = i2c_addr;
+ priv->i2c_props.adap = i2c_adap;
+ if (cfg) {
+ priv->cfg.config = cfg->lna_cfg;
+ priv->cfg.tuner_callback = cfg->tuner_callback;
+ }
if (tda8290_probe(&priv->i2c_props) == 0) {
priv->ver = TDA8290;
- fe->ops.analog_demod_ops = &tda8290_tuner_ops;
+ memcpy(&fe->ops.analog_ops, &tda8290_ops,
+ sizeof(struct analog_demod_ops));
}
if (tda8295_probe(&priv->i2c_props) == 0) {
priv->ver = TDA8295;
- fe->ops.analog_demod_ops = &tda8295_tuner_ops;
+ memcpy(&fe->ops.analog_ops, &tda8295_ops,
+ sizeof(struct analog_demod_ops));
}
- if (tda829x_find_tuner(fe) < 0)
- return -EINVAL;
+ if ((!(cfg) || (TDA829X_PROBE_TUNER == cfg->probe_tuner)) &&
+ (tda829x_find_tuner(fe) < 0))
+ goto fail;
+
+ switch (priv->ver) {
+ case TDA8290:
+ name = "tda8290";
+ break;
+ case TDA8295:
+ name = "tda8295";
+ break;
+ case TDA8290 | TDA8275:
+ name = "tda8290+75";
+ break;
+ case TDA8295 | TDA8275:
+ name = "tda8295+75";
+ break;
+ case TDA8290 | TDA8275A:
+ name = "tda8290+75a";
+ break;
+ case TDA8295 | TDA8275A:
+ name = "tda8295+75a";
+ break;
+ case TDA8290 | TDA18271:
+ name = "tda8290+18271";
+ break;
+ case TDA8295 | TDA18271:
+ name = "tda8295+18271";
+ break;
+ default:
+ goto fail;
+ }
+ tuner_info("type set to %s\n", name);
+
+ fe->ops.analog_ops.info.name = name;
if (priv->ver & TDA8290) {
tda8290_init_tuner(fe);
} else if (priv->ver & TDA8295)
tda8295_init_if(fe);
- tuner_info("type set to %s\n", t->i2c->name);
+ return fe;
- t->mode = V4L2_TUNER_ANALOG_TV;
-
- return 0;
+fail:
+ tda829x_release(fe);
+ return NULL;
}
EXPORT_SYMBOL_GPL(tda829x_attach);
-int tda829x_probe(struct tuner *t)
+int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
{
struct tuner_i2c_props i2c_props = {
- .adap = t->i2c->adapter,
- .addr = t->i2c->addr
+ .adap = i2c_adap,
+ .addr = i2c_addr,
};
unsigned char soft_reset[] = { 0x00, 0x00 };
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff