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-rw-r--r--drivers/media/usb/dvb-usb-v2/lmedm04.c205
1 files changed, 60 insertions, 145 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c
index 55d76904131f..a9c7fd0fa086 100644
--- a/drivers/media/usb/dvb-usb-v2/lmedm04.c
+++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c
@@ -126,9 +126,9 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
struct lme2510_state {
unsigned long int_urb_due;
+ fe_status_t lock_status;
u8 id;
u8 tuner_config;
- u8 signal_lock;
u8 signal_level;
u8 signal_sn;
u8 time_key;
@@ -143,6 +143,8 @@ struct lme2510_state {
void *buffer;
struct urb *lme_urb;
void *usb_buffer;
+ /* Frontend original calls */
+ int (*fe_read_status)(struct dvb_frontend *, fe_status_t *);
int (*fe_set_voltage)(struct dvb_frontend *, fe_sec_voltage_t);
u8 dvb_usb_lme2510_firmware;
};
@@ -258,6 +260,7 @@ static void lme2510_int_response(struct urb *lme_urb)
static u8 *ibuf, *rbuf;
int i = 0, offset;
u32 key;
+ u8 signal_lock = 0;
switch (lme_urb->status) {
case 0:
@@ -298,8 +301,7 @@ static void lme2510_int_response(struct urb *lme_urb)
case 0xbb:
switch (st->tuner_config) {
case TUNER_LG:
- if (ibuf[2] > 0)
- st->signal_lock = ibuf[2];
+ signal_lock = ibuf[2] & BIT(5);
st->signal_level = ibuf[4];
st->signal_sn = ibuf[3];
st->time_key = ibuf[7];
@@ -308,29 +310,29 @@ static void lme2510_int_response(struct urb *lme_urb)
case TUNER_S0194:
/* Tweak for earlier firmware*/
if (ibuf[1] == 0x03) {
- if (ibuf[2] > 1)
- st->signal_lock = ibuf[2];
+ signal_lock = ibuf[2] & BIT(4);
st->signal_level = ibuf[3];
st->signal_sn = ibuf[4];
} else {
st->signal_level = ibuf[4];
st->signal_sn = ibuf[5];
- st->signal_lock =
- (st->signal_lock & 0xf7) +
- ((ibuf[2] & 0x01) << 0x03);
}
break;
case TUNER_RS2000:
- if (ibuf[2] & 0x1)
- st->signal_lock = 0xff;
- else
- st->signal_lock = 0x00;
+ signal_lock = ibuf[2] & 0xee;
st->signal_level = ibuf[5];
st->signal_sn = ibuf[4];
st->time_key = ibuf[7];
default:
break;
}
+
+ /* Interrupt will also throw just BIT 0 as lock */
+ signal_lock |= ibuf[2] & BIT(0);
+
+ if (!signal_lock)
+ st->lock_status &= ~FE_HAS_LOCK;
+
debug_data_snipet(5, "INT Remote data snipet in", ibuf);
break;
case 0xcc:
@@ -457,124 +459,13 @@ static int lme2510_return_status(struct dvb_usb_device *d)
static int lme2510_msg(struct dvb_usb_device *d,
u8 *wbuf, int wlen, u8 *rbuf, int rlen)
{
- int ret = 0;
struct lme2510_state *st = d->priv;
- if (st->i2c_talk_onoff == 1) {
-
- ret = lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
-
- switch (st->tuner_config) {
- case TUNER_LG:
- if (wbuf[2] == 0x1c) {
- if (wbuf[3] == 0x0e) {
- st->signal_lock = rbuf[1];
- if ((st->stream_on & 1) &&
- (st->signal_lock & 0x10)) {
- lme2510_stream_restart(d);
- st->i2c_talk_onoff = 0;
- }
- msleep(80);
- }
- }
- break;
- case TUNER_S7395:
- if (wbuf[2] == 0xd0) {
- if (wbuf[3] == 0x24) {
- st->signal_lock = rbuf[1];
- if ((st->stream_on & 1) &&
- (st->signal_lock & 0x8)) {
- lme2510_stream_restart(d);
- st->i2c_talk_onoff = 0;
- }
- }
- }
- break;
- case TUNER_S0194:
- if (wbuf[2] == 0xd0) {
- if (wbuf[3] == 0x1b) {
- st->signal_lock = rbuf[1];
- if ((st->stream_on & 1) &&
- (st->signal_lock & 0x8)) {
- lme2510_stream_restart(d);
- st->i2c_talk_onoff = 0;
- }
- }
- }
- break;
- case TUNER_RS2000:
- default:
- break;
- }
- } else {
- /* TODO rewrite this section */
- switch (st->tuner_config) {
- case TUNER_LG:
- switch (wbuf[3]) {
- case 0x0e:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_lock;
- break;
- default:
- lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
- st->i2c_talk_onoff = 1;
- break;
- }
- break;
- case TUNER_S7395:
- switch (wbuf[3]) {
- case 0x24:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_lock;
- break;
- default:
- lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
- st->i2c_talk_onoff = 1;
- break;
- }
- break;
- case TUNER_S0194:
- switch (wbuf[3]) {
- case 0x1b:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_lock;
- break;
- default:
- lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
- st->i2c_talk_onoff = 1;
- break;
- }
- break;
- case TUNER_RS2000:
- switch (wbuf[3]) {
- case 0x8c:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_lock;
-
- /* If int_urb_due overdue
- * set rbuf[1] to 0 to clear lock */
- if (time_after(jiffies, st->int_urb_due))
- rbuf[1] = 0;
-
- break;
- default:
- lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
- st->i2c_talk_onoff = 1;
- break;
- }
- default:
- break;
- }
-
- deb_info(4, "I2C From Interrupt Message out(%02x) in(%02x)",
- wbuf[3], rbuf[1]);
-
- }
+ st->i2c_talk_onoff = 1;
- return ret;
+ return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
}
-
static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
int num)
{
@@ -897,26 +788,8 @@ static struct stv0299_config sharp_z0194_config = {
.set_symbol_rate = sharp_z0194a_set_symbol_rate,
};
-static int dm04_rs2000_set_ts_param(struct dvb_frontend *fe,
- int caller)
-{
- struct dvb_usb_adapter *adap = fe_to_adap(fe);
- struct dvb_usb_device *d = adap_to_d(adap);
- struct lme2510_state *st = d->priv;
-
- mutex_lock(&d->i2c_mutex);
- if ((st->i2c_talk_onoff == 1) && (st->stream_on & 1)) {
- st->i2c_talk_onoff = 0;
- lme2510_stream_restart(d);
- }
- mutex_unlock(&d->i2c_mutex);
-
- return 0;
-}
-
static struct m88rs2000_config m88rs2000_config = {
- .demod_addr = 0x68,
- .set_ts_params = dm04_rs2000_set_ts_param,
+ .demod_addr = 0x68
};
static struct ts2020_config ts2020_config = {
@@ -960,6 +833,46 @@ static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
return (ret < 0) ? -ENODEV : 0;
}
+static int dm04_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+ struct dvb_usb_device *d = fe_to_d(fe);
+ struct lme2510_state *st = d->priv;
+ int ret = 0;
+
+ if (st->i2c_talk_onoff) {
+ if (st->fe_read_status) {
+ ret = st->fe_read_status(fe, status);
+ if (ret < 0)
+ return ret;
+ }
+
+ st->lock_status = *status;
+
+ if (*status & FE_HAS_LOCK && st->stream_on) {
+ mutex_lock(&d->i2c_mutex);
+
+ st->i2c_talk_onoff = 0;
+ ret = lme2510_stream_restart(d);
+
+ mutex_unlock(&d->i2c_mutex);
+ }
+
+ return ret;
+ }
+
+ /* Timeout of interrupt reached on RS2000 */
+ if (st->tuner_config == TUNER_RS2000 &&
+ time_after(jiffies, st->int_urb_due))
+ st->lock_status &= ~FE_HAS_LOCK;
+
+ *status = st->lock_status;
+
+ if (!(*status & FE_HAS_LOCK))
+ st->i2c_talk_onoff = 1;
+
+ return ret;
+}
+
static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct lme2510_state *st = fe_to_priv(fe);
@@ -1122,6 +1035,9 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
return -ENODEV;
}
+ st->fe_read_status = adap->fe[0]->ops.read_status;
+
+ adap->fe[0]->ops.read_status = dm04_read_status;
adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
adap->fe[0]->ops.read_snr = dm04_read_snr;
adap->fe[0]->ops.read_ber = dm04_read_ber;
@@ -1269,7 +1185,6 @@ static void *lme2510_exit_int(struct dvb_usb_device *d)
if (st->usb_buffer != NULL) {
st->i2c_talk_onoff = 1;
- st->signal_lock = 0;
st->signal_level = 0;
st->signal_sn = 0;
buffer = st->usb_buffer;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 03:50:00 +0000