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path: root/drivers/media/dvb/ttusb-dec
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Diffstat (limited to 'drivers/media/dvb/ttusb-dec')
-rw-r--r--drivers/media/dvb/ttusb-dec/Kconfig13
-rw-r--r--drivers/media/dvb/ttusb-dec/ttusb_dec.c26
-rw-r--r--drivers/media/dvb/ttusb-dec/ttusbdecfe.c53
3 files changed, 67 insertions, 25 deletions
diff --git a/drivers/media/dvb/ttusb-dec/Kconfig b/drivers/media/dvb/ttusb-dec/Kconfig
index c334526af66f..83611012ef34 100644
--- a/drivers/media/dvb/ttusb-dec/Kconfig
+++ b/drivers/media/dvb/ttusb-dec/Kconfig
@@ -8,14 +8,15 @@ config DVB_TTUSB_DEC
produced by Hauppauge, shipped under the brand name 'DEC2000-t'
and 'DEC3000-s'.
- Even if these devices have a MPEG decoder built in, they transmit
+ Even if these devices have a MPEG decoder built in, they transmit
only compressed MPEG data over the USB bus, so you need
an external software decoder to watch TV on your computer.
- This driver needs external firmware. Please use the commands
- "<kerneldir>/Documentation/dvb/get_dvb_firmware dec2000t",
- "<kerneldir>/Documentation/dvb/get_dvb_firmware dec2540t",
- "<kerneldir>/Documentation/dvb/get_dvb_firmware dec3000s",
- download/extract them, and then copy them to /usr/lib/hotplug/firmware.
+ This driver needs external firmware. Please use the commands
+ "<kerneldir>/Documentation/dvb/get_dvb_firmware dec2000t",
+ "<kerneldir>/Documentation/dvb/get_dvb_firmware dec2540t",
+ "<kerneldir>/Documentation/dvb/get_dvb_firmware dec3000s",
+ download/extract them, and then copy them to /usr/lib/hotplug/firmware
+ or /lib/firmware (depending on configuration of firmware hotplug).
Say Y if you own such a device and want to use it.
diff --git a/drivers/media/dvb/ttusb-dec/ttusb_dec.c b/drivers/media/dvb/ttusb-dec/ttusb_dec.c
index 832d179f26fa..df831171e03c 100644
--- a/drivers/media/dvb/ttusb-dec/ttusb_dec.c
+++ b/drivers/media/dvb/ttusb-dec/ttusb_dec.c
@@ -369,7 +369,7 @@ static int ttusb_dec_get_stb_state (struct ttusb_dec *dec, unsigned int *mode,
static int ttusb_dec_audio_pes2ts_cb(void *priv, unsigned char *data)
{
- struct ttusb_dec *dec = (struct ttusb_dec *)priv;
+ struct ttusb_dec *dec = priv;
dec->audio_filter->feed->cb.ts(data, 188, NULL, 0,
&dec->audio_filter->feed->feed.ts,
@@ -380,7 +380,7 @@ static int ttusb_dec_audio_pes2ts_cb(void *priv, unsigned char *data)
static int ttusb_dec_video_pes2ts_cb(void *priv, unsigned char *data)
{
- struct ttusb_dec *dec = (struct ttusb_dec *)priv;
+ struct ttusb_dec *dec = priv;
dec->video_filter->feed->cb.ts(data, 188, NULL, 0,
&dec->video_filter->feed->feed.ts,
@@ -965,8 +965,8 @@ static int ttusb_dec_start_ts_feed(struct dvb_demux_feed *dvbdmxfeed)
case DMX_TS_PES_TELETEXT:
dec->pid[DMX_PES_TELETEXT] = dvbdmxfeed->pid;
- dprintk(" pes_type: DMX_TS_PES_TELETEXT\n");
- break;
+ dprintk(" pes_type: DMX_TS_PES_TELETEXT(not supported)\n");
+ return -ENOSYS;
case DMX_TS_PES_PCR:
dprintk(" pes_type: DMX_TS_PES_PCR\n");
@@ -975,8 +975,8 @@ static int ttusb_dec_start_ts_feed(struct dvb_demux_feed *dvbdmxfeed)
break;
case DMX_TS_PES_OTHER:
- dprintk(" pes_type: DMX_TS_PES_OTHER\n");
- break;
+ dprintk(" pes_type: DMX_TS_PES_OTHER(not supported)\n");
+ return -ENOSYS;
default:
dprintk(" pes_type: unknown (%d)\n", dvbdmxfeed->pes_type);
@@ -1182,7 +1182,7 @@ static void ttusb_dec_init_tasklet(struct ttusb_dec *dec)
(unsigned long)dec);
}
-static int ttusb_init_rc(struct ttusb_dec *dec)
+static int ttusb_init_rc( struct ttusb_dec *dec)
{
struct input_dev *input_dev;
u8 b[] = { 0x00, 0x01 };
@@ -1203,13 +1203,12 @@ static int ttusb_init_rc(struct ttusb_dec *dec)
input_dev->keycode = rc_keys;
for (i = 0; i < ARRAY_SIZE(rc_keys); i++)
- set_bit(rc_keys[i], input_dev->keybit);
+ set_bit(rc_keys[i], input_dev->keybit);
input_register_device(input_dev);
if (usb_submit_urb(dec->irq_urb, GFP_KERNEL))
printk("%s: usb_submit_urb failed\n",__FUNCTION__);
-
/* enable irq pipe */
ttusb_dec_send_command(dec,0xb0,sizeof(b),b,NULL,NULL);
@@ -1395,6 +1394,7 @@ static int ttusb_dec_init_stb(struct ttusb_dec *dec)
/* We can't trust the USB IDs that some firmwares
give the box */
switch (model) {
+ case 0x00070001:
case 0x00070008:
case 0x0007000c:
ttusb_dec_set_model(dec, TTUSB_DEC3000S);
@@ -1529,7 +1529,7 @@ static void ttusb_dec_exit_rc(struct ttusb_dec *dec)
usb_free_urb(dec->irq_urb);
usb_buffer_free(dec->udev,IRQ_PACKET_SIZE,
- dec->irq_buffer, dec->irq_dma_handle);
+ dec->irq_buffer, dec->irq_dma_handle);
if (dec->rc_input_dev) {
input_unregister_device(dec->rc_input_dev);
@@ -1588,7 +1588,7 @@ static int fe_send_command(struct dvb_frontend* fe, const u8 command,
int param_length, const u8 params[],
int *result_length, u8 cmd_result[])
{
- struct ttusb_dec* dec = (struct ttusb_dec*) fe->dvb->priv;
+ struct ttusb_dec* dec = fe->dvb->priv;
return ttusb_dec_send_command(dec, command, param_length, params, result_length, cmd_result);
}
@@ -1606,15 +1606,13 @@ static int ttusb_dec_probe(struct usb_interface *intf,
udev = interface_to_usbdev(intf);
- if (!(dec = kmalloc(sizeof(struct ttusb_dec), GFP_KERNEL))) {
+ if (!(dec = kzalloc(sizeof(struct ttusb_dec), GFP_KERNEL))) {
printk("%s: couldn't allocate memory.\n", __FUNCTION__);
return -ENOMEM;
}
usb_set_intfdata(intf, (void *)dec);
- memset(dec, 0, sizeof(struct ttusb_dec));
-
switch (le16_to_cpu(id->idProduct)) {
case 0x1006:
ttusb_dec_set_model(dec, TTUSB_DEC3000S);
diff --git a/drivers/media/dvb/ttusb-dec/ttusbdecfe.c b/drivers/media/dvb/ttusb-dec/ttusbdecfe.c
index 725af3af5b27..a5a46175fa09 100644
--- a/drivers/media/dvb/ttusb-dec/ttusbdecfe.c
+++ b/drivers/media/dvb/ttusb-dec/ttusbdecfe.c
@@ -42,8 +42,39 @@ struct ttusbdecfe_state {
static int ttusbdecfe_read_status(struct dvb_frontend* fe, fe_status_t* status)
{
- *status = FE_HAS_SIGNAL | FE_HAS_VITERBI |
- FE_HAS_SYNC | FE_HAS_CARRIER | FE_HAS_LOCK;
+ struct ttusbdecfe_state* state = fe->demodulator_priv;
+ u8 b[] = { 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00 };
+ u8 result[4];
+ int len, ret;
+
+ *status=0;
+
+ ret=state->config->send_command(fe, 0x73, sizeof(b), b, &len, result);
+ if(ret)
+ return ret;
+
+ if(len != 4) {
+ printk(KERN_ERR "%s: unexpected reply\n", __FUNCTION__);
+ return -EIO;
+ }
+
+ switch(result[3]) {
+ case 1: /* not tuned yet */
+ case 2: /* no signal/no lock*/
+ break;
+ case 3: /* signal found and locked*/
+ *status = FE_HAS_SIGNAL | FE_HAS_VITERBI |
+ FE_HAS_SYNC | FE_HAS_CARRIER | FE_HAS_LOCK;
+ break;
+ case 4:
+ *status = FE_TIMEDOUT;
+ break;
+ default:
+ pr_info("%s: returned unknown value: %d\n",
+ __FUNCTION__, result[3]);
+ return -EIO;
+ }
return 0;
}
@@ -64,6 +95,16 @@ static int ttusbdecfe_dvbt_set_frontend(struct dvb_frontend* fe, struct dvb_fron
return 0;
}
+static int ttusbdecfe_dvbt_get_tune_settings(struct dvb_frontend* fe,
+ struct dvb_frontend_tune_settings* fesettings)
+{
+ fesettings->min_delay_ms = 1500;
+ /* Drift compensation makes no sense for DVB-T */
+ fesettings->step_size = 0;
+ fesettings->max_drift = 0;
+ return 0;
+}
+
static int ttusbdecfe_dvbs_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *p)
{
struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;
@@ -212,6 +253,8 @@ static struct dvb_frontend_ops ttusbdecfe_dvbt_ops = {
.set_frontend = ttusbdecfe_dvbt_set_frontend,
+ .get_tune_settings = ttusbdecfe_dvbt_get_tune_settings,
+
.read_status = ttusbdecfe_read_status,
};
@@ -223,11 +266,11 @@ static struct dvb_frontend_ops ttusbdecfe_dvbs_ops = {
.frequency_min = 950000,
.frequency_max = 2150000,
.frequency_stepsize = 125,
+ .symbol_rate_min = 1000000, /* guessed */
+ .symbol_rate_max = 45000000, /* guessed */
.caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
- FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
- FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO |
- FE_CAN_HIERARCHY_AUTO,
+ FE_CAN_QPSK
},
.release = ttusbdecfe_release,
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-05 07:22:32 +0300