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path: root/drivers/media/dvb/bt8xx/dst.c
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Diffstat (limited to 'drivers/media/dvb/bt8xx/dst.c')
-rw-r--r--drivers/media/dvb/bt8xx/dst.c144
1 files changed, 106 insertions, 38 deletions
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 34a837a1abf4..8977c7a313df 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -690,8 +690,8 @@ struct dst_types dst_tlist[] = {
.device_id = "DTT-CI",
.offset = 1,
.dst_type = DST_TYPE_IS_TERR,
- .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
- .dst_feature = 0
+ .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE,
+ .dst_feature = DST_TYPE_HAS_CA
},
{
@@ -796,6 +796,56 @@ static int dst_get_vendor(struct dst_state *state)
return 0;
}
+static int dst_get_tuner_info(struct dst_state *state)
+{
+ u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+ u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+
+ get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
+ get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
+ if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
+ if (dst_command(state, get_tuner_2, 8) < 0) {
+ dprintk(verbose, DST_INFO, 1, "Unsupported Command");
+ return -1;
+ }
+ } else {
+ if (dst_command(state, get_tuner_1, 8) < 0) {
+ dprintk(verbose, DST_INFO, 1, "Unsupported Command");
+ return -1;
+ }
+ }
+ memset(&state->board_info, '\0', 8);
+ memcpy(&state->board_info, &state->rxbuffer, 8);
+ if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
+ if (state->board_info[1] == 0x0b) {
+ if (state->type_flags & DST_TYPE_HAS_TS204)
+ state->type_flags &= ~DST_TYPE_HAS_TS204;
+ state->type_flags |= DST_TYPE_HAS_NEWTUNE;
+ dprintk(verbose, DST_INFO, 1, "DST type has TS=188");
+ } else {
+ if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
+ state->type_flags &= ~DST_TYPE_HAS_NEWTUNE;
+ state->type_flags |= DST_TYPE_HAS_TS204;
+ dprintk(verbose, DST_INFO, 1, "DST type has TS=204");
+ }
+ } else {
+ if (state->board_info[0] == 0xbc) {
+ if (state->type_flags & DST_TYPE_HAS_TS204)
+ state->type_flags &= ~DST_TYPE_HAS_TS204;
+ state->type_flags |= DST_TYPE_HAS_NEWTUNE;
+ dprintk(verbose, DST_INFO, 1, "DST type has TS=188, Daughterboard=[%d]", state->board_info[1]);
+
+ } else if (state->board_info[0] == 0xcc) {
+ if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
+ state->type_flags &= ~DST_TYPE_HAS_NEWTUNE;
+ state->type_flags |= DST_TYPE_HAS_TS204;
+ dprintk(verbose, DST_INFO, 1, "DST type has TS=204 Daughterboard=[%d]", state->board_info[1]);
+ }
+ }
+
+ return 0;
+}
+
static int dst_get_device_id(struct dst_state *state)
{
u8 reply;
@@ -855,15 +905,12 @@ static int dst_get_device_id(struct dst_state *state)
state->dst_type = use_dst_type;
dst_type_flags_print(state->type_flags);
- if (state->type_flags & DST_TYPE_HAS_TS204) {
- dst_packsize(state, 204);
- }
-
return 0;
}
static int dst_probe(struct dst_state *state)
{
+ sema_init(&state->dst_mutex, 1);
if ((rdc_8820_reset(state)) < 0) {
dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
return -1;
@@ -886,6 +933,13 @@ static int dst_probe(struct dst_state *state)
dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
return 0;
}
+ if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
+ if (dst_get_tuner_info(state) < 0)
+ dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
+ }
+ if (state->type_flags & DST_TYPE_HAS_TS204) {
+ dst_packsize(state, 204);
+ }
if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
if (dst_fw_ver(state) < 0) {
dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
@@ -907,21 +961,23 @@ static int dst_probe(struct dst_state *state)
int dst_command(struct dst_state *state, u8 *data, u8 len)
{
u8 reply;
+
+ down(&state->dst_mutex);
if ((dst_comm_init(state)) < 0) {
dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
- return -1;
+ goto error;
}
if (write_dst(state, data, len)) {
dprintk(verbose, DST_INFO, 1, "Tring to recover.. ");
if ((dst_error_recovery(state)) < 0) {
dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
- return -1;
+ goto error;
}
- return -1;
+ goto error;
}
if ((dst_pio_disable(state)) < 0) {
dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
- return -1;
+ goto error;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
udelay(3000);
@@ -929,36 +985,41 @@ int dst_command(struct dst_state *state, u8 *data, u8 len)
dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
if ((dst_error_recovery(state)) < 0) {
dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
- return -1;
+ goto error;
}
- return -1;
+ goto error;
}
if (reply != ACK) {
dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
- return -1;
+ goto error;
}
if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
- return 0;
+ goto error;
if (state->type_flags & DST_TYPE_HAS_FW_1)
udelay(3000);
else
udelay(2000);
if (!dst_wait_dst_ready(state, NO_DELAY))
- return -1;
+ goto error;
if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
if ((dst_error_recovery(state)) < 0) {
dprintk(verbose, DST_INFO, 1, "Recovery failed.");
- return -1;
+ goto error;
}
- return -1;
+ goto error;
}
if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
dprintk(verbose, DST_INFO, 1, "checksum failure");
- return -1;
+ goto error;
}
-
+ up(&state->dst_mutex);
return 0;
+
+error:
+ up(&state->dst_mutex);
+ return -EIO;
+
}
EXPORT_SYMBOL(dst_command);
@@ -1016,7 +1077,7 @@ static int dst_get_tuna(struct dst_state *state)
return 0;
state->diseq_flags &= ~(HAS_LOCK);
if (!dst_wait_dst_ready(state, NO_DELAY))
- return 0;
+ return -EIO;
if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
/* how to get variable length reply ???? */
retval = read_dst(state, state->rx_tuna, 10);
@@ -1024,22 +1085,27 @@ static int dst_get_tuna(struct dst_state *state)
retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
if (retval < 0) {
dprintk(verbose, DST_DEBUG, 1, "read not successful");
- return 0;
+ return retval;
}
if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
- return 0;
+ return -EIO;
}
} else {
if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
dprintk(verbose, DST_INFO, 1, "checksum failure? ");
- return 0;
+ return -EIO;
}
}
if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
return 0;
- state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
+ if (state->dst_type == DST_TYPE_IS_SAT) {
+ state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
+ } else {
+ state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
+ }
+ state->decode_freq = state->decode_freq * 1000;
state->decode_lock = 1;
state->diseq_flags |= HAS_LOCK;
@@ -1062,10 +1128,10 @@ static int dst_write_tuna(struct dvb_frontend *fe)
dst_set_voltage(fe, SEC_VOLTAGE_13);
}
state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
-
+ down(&state->dst_mutex);
if ((dst_comm_init(state)) < 0) {
dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
- return -1;
+ goto error;
}
if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
@@ -1077,23 +1143,29 @@ static int dst_write_tuna(struct dvb_frontend *fe)
if (retval < 0) {
dst_pio_disable(state);
dprintk(verbose, DST_DEBUG, 1, "write not successful");
- return retval;
+ goto werr;
}
if ((dst_pio_disable(state)) < 0) {
dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
- return -1;
+ goto error;
}
if ((read_dst(state, &reply, GET_ACK) < 0)) {
dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
- return -1;
+ goto error;
}
if (reply != ACK) {
dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
- return 0;
+ goto error;
}
state->diseq_flags |= ATTEMPT_TUNE;
-
- return dst_get_tuna(state);
+ retval = dst_get_tuna(state);
+werr:
+ up(&state->dst_mutex);
+ return retval;
+
+error:
+ up(&state->dst_mutex);
+ return -EIO;
}
/*
@@ -1331,9 +1403,7 @@ struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_ad
{
/* check if the ASIC is there */
if (dst_probe(state) < 0) {
- if (state)
- kfree(state);
-
+ kfree(state);
return NULL;
}
/* determine settings based on type */
@@ -1349,9 +1419,7 @@ struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_ad
break;
default:
dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
- if (state)
- kfree(state);
-
+ kfree(state);
return NULL;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 11:14:11 +0100