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-rw-r--r--linux/drivers/media/common/tuners/tda18271-common.c3
-rw-r--r--linux/drivers/media/common/tuners/tda18271-fe.c103
-rw-r--r--linux/drivers/media/common/tuners/tda18271-maps.c3
-rw-r--r--linux/drivers/media/common/tuners/tda18271-priv.h21
-rw-r--r--linux/drivers/media/common/tuners/tda18271.h17
5 files changed, 106 insertions, 41 deletions
diff --git a/linux/drivers/media/common/tuners/tda18271-common.c b/linux/drivers/media/common/tuners/tda18271-common.c
index a49facb7b..4092bcf01 100644
--- a/linux/drivers/media/common/tuners/tda18271-common.c
+++ b/linux/drivers/media/common/tuners/tda18271-common.c
@@ -210,7 +210,8 @@ int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)
tda18271_i2c_gate_ctrl(fe, 0);
if (ret != 1)
- tda_err("ERROR: i2c_transfer returned: %d\n", ret);
+ tda_err("ERROR: idx = 0x%x, len = %d, "
+ "i2c_transfer returned: %d\n", idx, len, ret);
return (ret == 1 ? 0 : ret);
}
diff --git a/linux/drivers/media/common/tuners/tda18271-fe.c b/linux/drivers/media/common/tuners/tda18271-fe.c
index 85e30af31..a3e122c89 100644
--- a/linux/drivers/media/common/tuners/tda18271-fe.c
+++ b/linux/drivers/media/common/tuners/tda18271-fe.c
@@ -28,7 +28,7 @@ module_param_named(debug, tda18271_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debug level "
"(info=1, map=2, reg=4, adv=8, cal=16 (or-able))");
-static int tda18271_cal_on_startup;
+static int tda18271_cal_on_startup = -1;
module_param_named(cal, tda18271_cal_on_startup, int, 0644);
MODULE_PARM_DESC(cal, "perform RF tracking filter calibration on startup");
@@ -37,6 +37,27 @@ static LIST_HEAD(hybrid_tuner_instance_list);
/*---------------------------------------------------------------------*/
+static int tda18271_toggle_output(struct dvb_frontend *fe, int standby)
+{
+ struct tda18271_priv *priv = fe->tuner_priv;
+
+ int ret = tda18271_set_standby_mode(fe, standby ? 1 : 0,
+ priv->output_opt & TDA18271_OUTPUT_LT_OFF ? 1 : 0,
+ priv->output_opt & TDA18271_OUTPUT_XT_OFF ? 1 : 0);
+
+ if (tda_fail(ret))
+ goto fail;
+
+ tda_dbg("%s mode: xtal oscillator %s, slave tuner loop thru %s\n",
+ standby ? "standby" : "active",
+ priv->output_opt & TDA18271_OUTPUT_XT_OFF ? "off" : "on",
+ priv->output_opt & TDA18271_OUTPUT_LT_OFF ? "off" : "on");
+fail:
+ return ret;
+}
+
+/*---------------------------------------------------------------------*/
+
static inline int charge_pump_source(struct dvb_frontend *fe, int force)
{
struct tda18271_priv *priv = fe->tuner_priv;
@@ -272,7 +293,7 @@ static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe,
tda18271_lookup_map(fe, RF_CAL_DC_OVER_DT, &freq, &dc_over_dt);
/* calculate temperature compensation */
- rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal);
+ rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal) / 1000;
regs[R_EB14] = approx + rfcal_comp;
ret = tda18271_write_regs(fe, R_EB14, 1);
@@ -801,7 +822,7 @@ static int tda18271_init(struct dvb_frontend *fe)
mutex_lock(&priv->lock);
- /* power up */
+ /* full power up */
ret = tda18271_set_standby_mode(fe, 0, 0, 0);
if (tda_fail(ret))
goto fail;
@@ -819,6 +840,21 @@ fail:
return ret;
}
+static int tda18271_sleep(struct dvb_frontend *fe)
+{
+ struct tda18271_priv *priv = fe->tuner_priv;
+ int ret;
+
+ mutex_lock(&priv->lock);
+
+ /* enter standby mode, with required output features enabled */
+ ret = tda18271_toggle_output(fe, 1);
+
+ mutex_unlock(&priv->lock);
+
+ return ret;
+}
+
/* ------------------------------------------------------------------ */
static int tda18271_agc(struct dvb_frontend *fe)
@@ -828,8 +864,9 @@ static int tda18271_agc(struct dvb_frontend *fe)
switch (priv->config) {
case 0:
- /* no LNA */
- tda_dbg("no agc configuration provided\n");
+ /* no external agc configuration required */
+ if (tda18271_debug & DBG_ADV)
+ tda_dbg("no agc configuration provided\n");
break;
case 3:
/* switch with GPIO of saa713x */
@@ -1011,22 +1048,6 @@ fail:
return ret;
}
-static int tda18271_sleep(struct dvb_frontend *fe)
-{
- struct tda18271_priv *priv = fe->tuner_priv;
- int ret;
-
- mutex_lock(&priv->lock);
-
- /* standby mode w/ slave tuner output
- * & loop thru & xtal oscillator on */
- ret = tda18271_set_standby_mode(fe, 1, 0, 0);
-
- mutex_unlock(&priv->lock);
-
- return ret;
-}
-
static int tda18271_release(struct dvb_frontend *fe)
{
struct tda18271_priv *priv = fe->tuner_priv;
@@ -1193,18 +1214,33 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
case 0:
goto fail;
case 1:
+ {
/* new tuner instance */
+ int rf_cal_on_startup;
+
priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
priv->config = (cfg) ? cfg->config : 0;
+ priv->small_i2c = (cfg) ? cfg->small_i2c : 0;
+ priv->output_opt = (cfg) ?
+ cfg->output_opt : TDA18271_OUTPUT_LT_XT_ON;
+
+ /* tda18271_cal_on_startup == -1 when cal
+ * module option is unset */
+ if (tda18271_cal_on_startup == -1) {
+ /* honor attach-time configuration */
+ rf_cal_on_startup =
+ ((cfg) && (cfg->rf_cal_on_startup)) ? 1 : 0;
+ } else {
+ /* module option overrides attach configuration */
+ rf_cal_on_startup = tda18271_cal_on_startup;
+ }
+
priv->cal_initialized = false;
mutex_init(&priv->lock);
fe->tuner_priv = priv;
- if (cfg)
- priv->small_i2c = cfg->small_i2c;
-
if (tda_fail(tda18271_get_id(fe)))
goto fail;
@@ -1214,18 +1250,29 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
mutex_lock(&priv->lock);
tda18271_init_regs(fe);
- if ((tda18271_cal_on_startup) && (priv->id == TDA18271HDC2))
+ if ((rf_cal_on_startup) && (priv->id == TDA18271HDC2))
tda18271c2_rf_cal_init(fe);
mutex_unlock(&priv->lock);
break;
+ }
default:
/* existing tuner instance */
fe->tuner_priv = priv;
- /* allow dvb driver to override i2c gate setting */
- if ((cfg) && (cfg->gate != TDA18271_GATE_ANALOG))
- priv->gate = cfg->gate;
+ /* allow dvb driver to override configuration settings */
+ if (cfg) {
+ if (cfg->gate != TDA18271_GATE_ANALOG)
+ priv->gate = cfg->gate;
+ if (cfg->role)
+ priv->role = cfg->role;
+ if (cfg->config)
+ priv->config = cfg->config;
+ if (cfg->small_i2c)
+ priv->small_i2c = cfg->small_i2c;
+ if (cfg->output_opt)
+ priv->output_opt = cfg->output_opt;
+ }
break;
}
diff --git a/linux/drivers/media/common/tuners/tda18271-maps.c b/linux/drivers/media/common/tuners/tda18271-maps.c
index ab14ceb9e..e21fdeff3 100644
--- a/linux/drivers/media/common/tuners/tda18271-maps.c
+++ b/linux/drivers/media/common/tuners/tda18271-maps.c
@@ -962,10 +962,9 @@ struct tda18271_cid_target_map {
static struct tda18271_cid_target_map tda18271_cid_target[] = {
{ .rfmax = 46000, .target = 0x04, .limit = 1800 },
{ .rfmax = 52200, .target = 0x0a, .limit = 1500 },
- { .rfmax = 79100, .target = 0x01, .limit = 4000 },
+ { .rfmax = 70100, .target = 0x01, .limit = 4000 },
{ .rfmax = 136800, .target = 0x18, .limit = 4000 },
{ .rfmax = 156700, .target = 0x18, .limit = 4000 },
- { .rfmax = 156700, .target = 0x18, .limit = 4000 },
{ .rfmax = 186250, .target = 0x0a, .limit = 4000 },
{ .rfmax = 230000, .target = 0x0a, .limit = 4000 },
{ .rfmax = 345000, .target = 0x18, .limit = 4000 },
diff --git a/linux/drivers/media/common/tuners/tda18271-priv.h b/linux/drivers/media/common/tuners/tda18271-priv.h
index f3adbb212..11dbc0b33 100644
--- a/linux/drivers/media/common/tuners/tda18271-priv.h
+++ b/linux/drivers/media/common/tuners/tda18271-priv.h
@@ -109,6 +109,7 @@ struct tda18271_priv {
enum tda18271_role role;
enum tda18271_i2c_gate gate;
enum tda18271_ver id;
+ enum tda18271_output_options output_opt;
unsigned int config; /* interface to saa713x / tda829x */
unsigned int tm_rfcal;
@@ -138,17 +139,17 @@ extern int tda18271_debug;
#define tda_printk(kern, fmt, arg...) \
printk(kern "%s: " fmt, __func__, ##arg)
-#define dprintk(kern, lvl, fmt, arg...) do {\
+#define tda_dprintk(lvl, fmt, arg...) do {\
if (tda18271_debug & lvl) \
- tda_printk(kern, fmt, ##arg); } while (0)
-
-#define tda_info(fmt, arg...) printk(KERN_INFO fmt, ##arg)
-#define tda_warn(fmt, arg...) tda_printk(KERN_WARNING, fmt, ##arg)
-#define tda_err(fmt, arg...) tda_printk(KERN_ERR, fmt, ##arg)
-#define tda_dbg(fmt, arg...) dprintk(KERN_DEBUG, DBG_INFO, fmt, ##arg)
-#define tda_map(fmt, arg...) dprintk(KERN_DEBUG, DBG_MAP, fmt, ##arg)
-#define tda_reg(fmt, arg...) dprintk(KERN_DEBUG, DBG_REG, fmt, ##arg)
-#define tda_cal(fmt, arg...) dprintk(KERN_DEBUG, DBG_CAL, fmt, ##arg)
+ tda_printk(KERN_DEBUG, fmt, ##arg); } while (0)
+
+#define tda_info(fmt, arg...) printk(KERN_INFO fmt, ##arg)
+#define tda_warn(fmt, arg...) tda_printk(KERN_WARNING, fmt, ##arg)
+#define tda_err(fmt, arg...) tda_printk(KERN_ERR, fmt, ##arg)
+#define tda_dbg(fmt, arg...) tda_dprintk(DBG_INFO, fmt, ##arg)
+#define tda_map(fmt, arg...) tda_dprintk(DBG_MAP, fmt, ##arg)
+#define tda_reg(fmt, arg...) tda_dprintk(DBG_REG, fmt, ##arg)
+#define tda_cal(fmt, arg...) tda_dprintk(DBG_CAL, fmt, ##arg)
#define tda_fail(ret) \
({ \
diff --git a/linux/drivers/media/common/tuners/tda18271.h b/linux/drivers/media/common/tuners/tda18271.h
index 53a9892a1..323f29121 100644
--- a/linux/drivers/media/common/tuners/tda18271.h
+++ b/linux/drivers/media/common/tuners/tda18271.h
@@ -67,6 +67,17 @@ enum tda18271_i2c_gate {
TDA18271_GATE_DIGITAL,
};
+enum tda18271_output_options {
+ /* slave tuner output & loop thru & xtal oscillator always on */
+ TDA18271_OUTPUT_LT_XT_ON = 0,
+
+ /* slave tuner output loop thru off */
+ TDA18271_OUTPUT_LT_OFF = 1,
+
+ /* xtal oscillator off */
+ TDA18271_OUTPUT_XT_OFF = 2,
+};
+
struct tda18271_config {
/* override default if freq / std settings (optional) */
struct tda18271_std_map *std_map;
@@ -77,6 +88,12 @@ struct tda18271_config {
/* use i2c gate provided by analog or digital demod */
enum tda18271_i2c_gate gate;
+ /* output options that can be disabled */
+ enum tda18271_output_options output_opt;
+
+ /* force rf tracking filter calibration on startup */
+ unsigned int rf_cal_on_startup:1;
+
/* some i2c providers cant write all 39 registers at once */
unsigned int small_i2c:1;
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-09 14:21:45 +0000