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path: root/drivers/media/dvb/dvb-usb/ttusb2.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/ttusb2.c')
-rw-r--r--drivers/media/dvb/dvb-usb/ttusb2.c407
1 files changed, 390 insertions, 17 deletions
diff --git a/drivers/media/dvb/dvb-usb/ttusb2.c b/drivers/media/dvb/dvb-usb/ttusb2.c
index 0d4709ff9cbb..ea4eab8b3965 100644
--- a/drivers/media/dvb/dvb-usb/ttusb2.c
+++ b/drivers/media/dvb/dvb-usb/ttusb2.c
@@ -30,18 +30,43 @@
#include "tda826x.h"
#include "tda10086.h"
#include "tda1002x.h"
+#include "tda10048.h"
#include "tda827x.h"
#include "lnbp21.h"
+/* CA */
+#include "dvb_ca_en50221.h"
/* debug */
static int dvb_usb_ttusb2_debug;
#define deb_info(args...) dprintk(dvb_usb_ttusb2_debug,0x01,args)
module_param_named(debug,dvb_usb_ttusb2_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))." DVB_USB_DEBUG_STATUS);
+static int dvb_usb_ttusb2_debug_ci;
+module_param_named(debug_ci,dvb_usb_ttusb2_debug_ci, int, 0644);
+MODULE_PARM_DESC(debug_ci, "set debugging ci." DVB_USB_DEBUG_STATUS);
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+#define ci_dbg(format, arg...) \
+do { \
+ if (dvb_usb_ttusb2_debug_ci) \
+ printk(KERN_DEBUG DVB_USB_LOG_PREFIX \
+ ": %s " format "\n" , __func__, ## arg); \
+} while (0)
+
+enum {
+ TT3650_CMD_CI_TEST = 0x40,
+ TT3650_CMD_CI_RD_CTRL,
+ TT3650_CMD_CI_WR_CTRL,
+ TT3650_CMD_CI_RD_ATTR,
+ TT3650_CMD_CI_WR_ATTR,
+ TT3650_CMD_CI_RESET,
+ TT3650_CMD_CI_SET_VIDEO_PORT
+};
+
struct ttusb2_state {
+ struct dvb_ca_en50221 ca;
+ struct mutex ca_mutex;
u8 id;
u16 last_rc_key;
};
@@ -78,11 +103,260 @@ static int ttusb2_msg(struct dvb_usb_device *d, u8 cmd,
return 0;
}
+/* ci */
+static int tt3650_ci_msg(struct dvb_usb_device *d, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len)
+{
+ int ret;
+ u8 rx[60];/* (64 -4) */
+ ret = ttusb2_msg(d, cmd, data, write_len, rx, read_len);
+ if (!ret)
+ memcpy(data, rx, read_len);
+ return ret;
+}
+
+static int tt3650_ci_msg_locked(struct dvb_ca_en50221 *ca, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len)
+{
+ struct dvb_usb_device *d = ca->data;
+ struct ttusb2_state *state = d->priv;
+ int ret;
+
+ mutex_lock(&state->ca_mutex);
+ ret = tt3650_ci_msg(d, cmd, data, write_len, read_len);
+ mutex_unlock(&state->ca_mutex);
+
+ return ret;
+}
+
+static int tt3650_ci_read_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address)
+{
+ u8 buf[3];
+ int ret = 0;
+
+ if (slot)
+ return -EINVAL;
+
+ buf[0] = (address >> 8) & 0x0F;
+ buf[1] = address;
+
+
+ ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_RD_ATTR, buf, 2, 3);
+
+ ci_dbg("%04x -> %d 0x%02x", address, ret, buf[2]);
+
+ if (ret < 0)
+ return ret;
+
+ return buf[2];
+}
+
+static int tt3650_ci_write_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address, u8 value)
+{
+ u8 buf[3];
+
+ ci_dbg("%d 0x%04x 0x%02x", slot, address, value);
+
+ if (slot)
+ return -EINVAL;
+
+ buf[0] = (address >> 8) & 0x0F;
+ buf[1] = address;
+ buf[2] = value;
+
+ return tt3650_ci_msg_locked(ca, TT3650_CMD_CI_WR_ATTR, buf, 3, 3);
+}
+
+static int tt3650_ci_read_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address)
+{
+ u8 buf[2];
+ int ret;
+
+ if (slot)
+ return -EINVAL;
+
+ buf[0] = address & 3;
+
+ ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_RD_CTRL, buf, 1, 2);
+
+ ci_dbg("0x%02x -> %d 0x%02x", address, ret, buf[1]);
+
+ if (ret < 0)
+ return ret;
+
+ return buf[1];
+}
+
+static int tt3650_ci_write_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value)
+{
+ u8 buf[2];
+
+ ci_dbg("%d 0x%02x 0x%02x", slot, address, value);
+
+ if (slot)
+ return -EINVAL;
+
+ buf[0] = address;
+ buf[1] = value;
+
+ return tt3650_ci_msg_locked(ca, TT3650_CMD_CI_WR_CTRL, buf, 2, 2);
+}
+
+static int tt3650_ci_set_video_port(struct dvb_ca_en50221 *ca, int slot, int enable)
+{
+ u8 buf[1];
+ int ret;
+
+ ci_dbg("%d %d", slot, enable);
+
+ if (slot)
+ return -EINVAL;
+
+ buf[0] = enable;
+
+ ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_SET_VIDEO_PORT, buf, 1, 1);
+ if (ret < 0)
+ return ret;
+
+ if (enable != buf[0]) {
+ err("CI not %sabled.", enable ? "en" : "dis");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int tt3650_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
+{
+ return tt3650_ci_set_video_port(ca, slot, 0);
+}
+
+static int tt3650_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
+{
+ return tt3650_ci_set_video_port(ca, slot, 1);
+}
+
+static int tt3650_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
+{
+ struct dvb_usb_device *d = ca->data;
+ struct ttusb2_state *state = d->priv;
+ u8 buf[1];
+ int ret;
+
+ ci_dbg("%d", slot);
+
+ if (slot)
+ return -EINVAL;
+
+ buf[0] = 0;
+
+ mutex_lock(&state->ca_mutex);
+
+ ret = tt3650_ci_msg(d, TT3650_CMD_CI_RESET, buf, 1, 1);
+ if (ret)
+ goto failed;
+
+ msleep(500);
+
+ buf[0] = 1;
+
+ ret = tt3650_ci_msg(d, TT3650_CMD_CI_RESET, buf, 1, 1);
+ if (ret)
+ goto failed;
+
+ msleep(500);
+
+ buf[0] = 0; /* FTA */
+
+ ret = tt3650_ci_msg(d, TT3650_CMD_CI_SET_VIDEO_PORT, buf, 1, 1);
+
+ msleep(1100);
+
+ failed:
+ mutex_unlock(&state->ca_mutex);
+
+ return ret;
+}
+
+static int tt3650_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
+{
+ u8 buf[1];
+ int ret;
+
+ if (slot)
+ return -EINVAL;
+
+ ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_TEST, buf, 0, 1);
+ if (ret)
+ return ret;
+
+ if (1 == buf[0]) {
+ return DVB_CA_EN50221_POLL_CAM_PRESENT |
+ DVB_CA_EN50221_POLL_CAM_READY;
+ }
+ return 0;
+}
+
+static void tt3650_ci_uninit(struct dvb_usb_device *d)
+{
+ struct ttusb2_state *state;
+
+ ci_dbg("");
+
+ if (NULL == d)
+ return;
+
+ state = d->priv;
+ if (NULL == state)
+ return;
+
+ if (NULL == state->ca.data)
+ return;
+
+ dvb_ca_en50221_release(&state->ca);
+
+ memset(&state->ca, 0, sizeof(state->ca));
+}
+
+static int tt3650_ci_init(struct dvb_usb_adapter *a)
+{
+ struct dvb_usb_device *d = a->dev;
+ struct ttusb2_state *state = d->priv;
+ int ret;
+
+ ci_dbg("");
+
+ mutex_init(&state->ca_mutex);
+
+ state->ca.owner = THIS_MODULE;
+ state->ca.read_attribute_mem = tt3650_ci_read_attribute_mem;
+ state->ca.write_attribute_mem = tt3650_ci_write_attribute_mem;
+ state->ca.read_cam_control = tt3650_ci_read_cam_control;
+ state->ca.write_cam_control = tt3650_ci_write_cam_control;
+ state->ca.slot_reset = tt3650_ci_slot_reset;
+ state->ca.slot_shutdown = tt3650_ci_slot_shutdown;
+ state->ca.slot_ts_enable = tt3650_ci_slot_ts_enable;
+ state->ca.poll_slot_status = tt3650_ci_poll_slot_status;
+ state->ca.data = d;
+
+ ret = dvb_ca_en50221_init(&a->dvb_adap,
+ &state->ca,
+ /* flags */ 0,
+ /* n_slots */ 1);
+ if (ret) {
+ err("Cannot initialize CI: Error %d.", ret);
+ memset(&state->ca, 0, sizeof(state->ca));
+ return ret;
+ }
+
+ info("CI initialized.");
+
+ return 0;
+}
+
static int ttusb2_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
static u8 obuf[60], ibuf[60];
- int i,read;
+ int i, write_read, read;
if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
return -EAGAIN;
@@ -91,28 +365,35 @@ static int ttusb2_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num
warn("more than 2 i2c messages at a time is not handled yet. TODO.");
for (i = 0; i < num; i++) {
- read = i+1 < num && (msg[i+1].flags & I2C_M_RD);
+ write_read = i+1 < num && (msg[i+1].flags & I2C_M_RD);
+ read = msg[i].flags & I2C_M_RD;
- obuf[0] = (msg[i].addr << 1) | read;
- obuf[1] = msg[i].len;
+ obuf[0] = (msg[i].addr << 1) | (write_read | read);
+ if (read)
+ obuf[1] = 0;
+ else
+ obuf[1] = msg[i].len;
/* read request */
- if (read)
+ if (write_read)
obuf[2] = msg[i+1].len;
+ else if (read)
+ obuf[2] = msg[i].len;
else
obuf[2] = 0;
- memcpy(&obuf[3],msg[i].buf,msg[i].len);
+ memcpy(&obuf[3], msg[i].buf, msg[i].len);
if (ttusb2_msg(d, CMD_I2C_XFER, obuf, msg[i].len+3, ibuf, obuf[2] + 3) < 0) {
err("i2c transfer failed.");
break;
}
- if (read) {
- memcpy(msg[i+1].buf,&ibuf[3],msg[i+1].len);
+ if (write_read) {
+ memcpy(msg[i+1].buf, &ibuf[3], msg[i+1].len);
i++;
- }
+ } else if (read)
+ memcpy(msg[i].buf, &ibuf[3], msg[i].len);
}
mutex_unlock(&d->i2c_mutex);
@@ -190,12 +471,31 @@ static struct tda10023_config tda10023_config = {
.deltaf = 0xa511,
};
+static struct tda10048_config tda10048_config = {
+ .demod_address = 0x10 >> 1,
+ .output_mode = TDA10048_PARALLEL_OUTPUT,
+ .inversion = TDA10048_INVERSION_ON,
+ .dtv6_if_freq_khz = TDA10048_IF_4000,
+ .dtv7_if_freq_khz = TDA10048_IF_4500,
+ .dtv8_if_freq_khz = TDA10048_IF_5000,
+ .clk_freq_khz = TDA10048_CLK_16000,
+ .no_firmware = 1,
+ .set_pll = true ,
+ .pll_m = 5,
+ .pll_n = 3,
+ .pll_p = 0,
+};
+
+static struct tda827x_config tda827x_config = {
+ .config = 0,
+};
+
static int ttusb2_frontend_tda10086_attach(struct dvb_usb_adapter *adap)
{
if (usb_set_interface(adap->dev->udev,0,3) < 0)
err("set interface to alts=3 failed");
- if ((adap->fe = dvb_attach(tda10086_attach, &tda10086_config, &adap->dev->i2c_adap)) == NULL) {
+ if ((adap->fe_adap[0].fe = dvb_attach(tda10086_attach, &tda10086_config, &adap->dev->i2c_adap)) == NULL) {
deb_info("TDA10086 attach failed\n");
return -ENODEV;
}
@@ -203,20 +503,57 @@ static int ttusb2_frontend_tda10086_attach(struct dvb_usb_adapter *adap)
return 0;
}
+static int ttusb2_ct3650_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+ struct dvb_usb_adapter *adap = fe->dvb->priv;
+
+ return adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, enable);
+}
+
static int ttusb2_frontend_tda10023_attach(struct dvb_usb_adapter *adap)
{
if (usb_set_interface(adap->dev->udev, 0, 3) < 0)
err("set interface to alts=3 failed");
- if ((adap->fe = dvb_attach(tda10023_attach, &tda10023_config, &adap->dev->i2c_adap, 0x48)) == NULL) {
- deb_info("TDA10023 attach failed\n");
- return -ENODEV;
+
+ if (adap->fe_adap[0].fe == NULL) {
+ /* FE 0 DVB-C */
+ adap->fe_adap[0].fe = dvb_attach(tda10023_attach,
+ &tda10023_config, &adap->dev->i2c_adap, 0x48);
+
+ if (adap->fe_adap[0].fe == NULL) {
+ deb_info("TDA10023 attach failed\n");
+ return -ENODEV;
+ }
+ tt3650_ci_init(adap);
+ } else {
+ adap->fe_adap[1].fe = dvb_attach(tda10048_attach,
+ &tda10048_config, &adap->dev->i2c_adap);
+
+ if (adap->fe_adap[1].fe == NULL) {
+ deb_info("TDA10048 attach failed\n");
+ return -ENODEV;
+ }
+
+ /* tuner is behind TDA10023 I2C-gate */
+ adap->fe_adap[1].fe->ops.i2c_gate_ctrl = ttusb2_ct3650_i2c_gate_ctrl;
+
}
+
return 0;
}
static int ttusb2_tuner_tda827x_attach(struct dvb_usb_adapter *adap)
{
- if (dvb_attach(tda827x_attach, adap->fe, 0x61, &adap->dev->i2c_adap, NULL) == NULL) {
+ struct dvb_frontend *fe;
+
+ /* MFE: select correct FE to attach tuner since that's called twice */
+ if (adap->fe_adap[1].fe == NULL)
+ fe = adap->fe_adap[0].fe;
+ else
+ fe = adap->fe_adap[1].fe;
+
+ /* attach tuner */
+ if (dvb_attach(tda827x_attach, fe, 0x61, &adap->dev->i2c_adap, &tda827x_config) == NULL) {
printk(KERN_ERR "%s: No tda827x found!\n", __func__);
return -ENODEV;
}
@@ -225,12 +562,12 @@ static int ttusb2_tuner_tda827x_attach(struct dvb_usb_adapter *adap)
static int ttusb2_tuner_tda826x_attach(struct dvb_usb_adapter *adap)
{
- if (dvb_attach(tda826x_attach, adap->fe, 0x60, &adap->dev->i2c_adap, 0) == NULL) {
+ if (dvb_attach(tda826x_attach, adap->fe_adap[0].fe, 0x60, &adap->dev->i2c_adap, 0) == NULL) {
deb_info("TDA8263 attach failed\n");
return -ENODEV;
}
- if (dvb_attach(lnbp21_attach, adap->fe, &adap->dev->i2c_adap, 0, 0) == NULL) {
+ if (dvb_attach(lnbp21_attach, adap->fe_adap[0].fe, &adap->dev->i2c_adap, 0, 0) == NULL) {
deb_info("LNBP21 attach failed\n");
return -ENODEV;
}
@@ -242,6 +579,14 @@ static struct dvb_usb_device_properties ttusb2_properties;
static struct dvb_usb_device_properties ttusb2_properties_s2400;
static struct dvb_usb_device_properties ttusb2_properties_ct3650;
+static void ttusb2_usb_disconnect(struct usb_interface *intf)
+{
+ struct dvb_usb_device *d = usb_get_intfdata(intf);
+
+ tt3650_ci_uninit(d);
+ dvb_usb_device_exit(intf);
+}
+
static int ttusb2_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -277,6 +622,8 @@ static struct dvb_usb_device_properties ttusb2_properties = {
.num_adapters = 1,
.adapter = {
{
+ .num_frontends = 1,
+ .fe = {{
.streaming_ctrl = NULL, // ttusb2_streaming_ctrl,
.frontend_attach = ttusb2_frontend_tda10086_attach,
@@ -295,6 +642,7 @@ static struct dvb_usb_device_properties ttusb2_properties = {
}
}
}
+ }},
}
},
@@ -329,6 +677,8 @@ static struct dvb_usb_device_properties ttusb2_properties_s2400 = {
.num_adapters = 1,
.adapter = {
{
+ .num_frontends = 1,
+ .fe = {{
.streaming_ctrl = NULL,
.frontend_attach = ttusb2_frontend_tda10086_attach,
@@ -347,6 +697,7 @@ static struct dvb_usb_device_properties ttusb2_properties_s2400 = {
}
}
}
+ }},
}
},
@@ -383,6 +734,27 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = {
.num_adapters = 1,
.adapter = {
{
+ .num_frontends = 2,
+ .fe = {{
+ .streaming_ctrl = NULL,
+
+ .frontend_attach = ttusb2_frontend_tda10023_attach,
+ .tuner_attach = ttusb2_tuner_tda827x_attach,
+
+ /* parameter for the MPEG2-data transfer */
+ .stream = {
+ .type = USB_ISOC,
+ .count = 5,
+ .endpoint = 0x02,
+ .u = {
+ .isoc = {
+ .framesperurb = 4,
+ .framesize = 940,
+ .interval = 1,
+ }
+ }
+ }
+ }, {
.streaming_ctrl = NULL,
.frontend_attach = ttusb2_frontend_tda10023_attach,
@@ -401,6 +773,7 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = {
}
}
}
+ }},
},
},
@@ -422,7 +795,7 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = {
static struct usb_driver ttusb2_driver = {
.name = "dvb_usb_ttusb2",
.probe = ttusb2_probe,
- .disconnect = dvb_usb_device_exit,
+ .disconnect = ttusb2_usb_disconnect,
.id_table = ttusb2_table,
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 03:30:37 +0100