On Viernes, 22 de Julio de 2011 20:12:20 Jose Alberto Reguero escribió:
> On Viernes, 22 de Julio de 2011 18:46:24 Antti Palosaari escribió:
> > On 07/22/2011 07:25 PM, Jose Alberto Reguero wrote:
> > > On Viernes, 22 de Julio de 2011 18:08:39 Antti Palosaari escribió:
> > >> On 07/22/2011 07:02 PM, Jose Alberto Reguero wrote:
> > >>> On Viernes, 22 de Julio de 2011 13:32:53 Antti Palosaari escribió:
> > >>>> Have you had to time test these?
> > >>>>
> > >>>> And about I2C adapter, I don't see why changes are needed. As far as
> > >>>> I understand it is already working with TDA10023 and you have done
> > >>>> changes for TDA10048 support. I compared TDA10048 and TDA10023 I2C
> > >>>> functions and those are ~similar. Both uses most typical access,
> > >>>> for reg write {u8 REG, u8 VAL} and for reg read {u8 REG}/{u8 VAL}.
> > >>>>
> > >>>> regards
> > >>>> Antti
> > >>>
> > >>> I just finish the testing. The changes to I2C are for the tuner
> > >>> tda827x. The MFE fork fine. I need to change the code in tda10048 and
> > >>> ttusb2. Attached is the patch for CT-3650 with your MFE patch.
> > >>
> > >> You still pass tda10023 fe pointer to tda10048 for I2C-gate control
> > >> which is wrong. Could you send USB sniff I can look what there really
> > >> happens. If you have raw SniffUSB2 logs I wish to check those, other
> > >> logs are welcome too if no raw SniffUSB2 available.
> > >
> > > Youre chnage don't work. You need to change the function i2c gate of
> > > tda1048 for the one of tda1023, but the parameter of this function must
> > > be the fe pointer of tda1023. If this is a problem, I can duplicate
> > > tda1023 i2c gate in ttusb2 code and pass it to the tda10048. It is done
> > > this way in the first patch of this thread.
> >
> > Yes I now see why it cannot work - since FE is given as a parameter to
> > i2c_gate_ctrl it does not see correct priv and used I2C addr is read
> > from priv. You must implement own i2c_gate_ctrl in ttusb2 driver.
> > Implement own ct3650_i2c_gate_ctrl and override tda10048 i2c_gate_ctrl
> > using that. Then call tda10023 i2c_gate_ctrl but instead of tda10048 FE
> > use td10023 FE. Something like
> >
> > static int ct3650_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
> > {
> >
> > return adap->mfe[0]->ops.i2c_gate_ctrl(POINTER_TO_TDA10023_FE, enable);
> >
> > }
> >
> > /* tuner is behind TDA10023 I2C-gate */
> > adap->mfe[1]->ops.i2c_gate_ctrl = ct3650_i2c_gate_ctrl;
> >
> >
> > Could you still send USB logs? I don't see it correct behaviour you need
> > to change I2C-adaper when same tuner is used for DVB-T because it was
> > already working in DVB-C mode.
> >
> > regards
> > Antti
>
> Thanks, I try to implement that. I attach a processed log. It prints the
> first line of a usb command and the first line of the returned byes. If
> you want the full log I can upload it where you want.
>
> Jose Alberto
New version with Antti's sugestion.
Signed-off-by: Jose Alberto Reguero <[email protected]>
Jose Alberto
diff -ur linux/drivers/media/dvb/dvb-usb/ttusb2.c linux.new/drivers/media/dvb/dvb-usb/ttusb2.c
--- linux/drivers/media/dvb/dvb-usb/ttusb2.c 2011-01-10 16:24:45.000000000 +0100
+++ linux.new/drivers/media/dvb/dvb-usb/ttusb2.c 2011-07-22 22:15:20.483271578 +0200
@@ -30,6 +30,7 @@
#include "tda826x.h"
#include "tda10086.h"
#include "tda1002x.h"
+#include "tda10048.h"
#include "tda827x.h"
#include "lnbp21.h"
@@ -82,7 +83,7 @@
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
static u8 obuf[60], ibuf[60];
- int i,read;
+ int i, read1, read2;
if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
return -EAGAIN;
@@ -91,27 +92,33 @@
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);
+ read1 = i+1 < num && (msg[i+1].flags & I2C_M_RD);
+ read2 = msg[i].flags & I2C_M_RD;
- obuf[0] = (msg[i].addr << 1) | read;
+ obuf[0] = (msg[i].addr << 1) | (read1 | read2);
obuf[1] = msg[i].len;
/* read request */
- if (read)
+ if (read1)
obuf[2] = msg[i+1].len;
+ else if (read2)
+ 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);
- i++;
+ if (read1 || read2) {
+ if (read1) {
+ memcpy(msg[i+1].buf, &ibuf[3], msg[i+1].len);
+ i++;
+ } else if (read2)
+ memcpy(msg[i].buf, &ibuf[3], msg[i].len);
}
}
@@ -190,6 +197,21 @@
.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,
+};
+
+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)
@@ -203,23 +225,60 @@
return 0;
}
+static int ct3650_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct dvb_usb_adapter *adap = fe->dvb->priv;
+
+ return adap->mfe[0]->ops.i2c_gate_ctrl(adap->mfe[0], 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->mfe[0] == NULL) {
+ /* FE 0 DVB-C */
+ adap->mfe[0] = dvb_attach(tda10023_attach,
+ &tda10023_config, &adap->dev->i2c_adap, 0x48);
+
+ if (adap->mfe[0] == NULL) {
+ deb_info("TDA10023 attach failed\n");
+ return -ENODEV;
+ }
+ } else {
+ adap->mfe[1] = dvb_attach(tda10048_attach,
+ &tda10048_config, &adap->dev->i2c_adap);
+
+ if (adap->mfe[1] == NULL) {
+ deb_info("TDA10048 attach failed\n");
+ return -ENODEV;
+ }
+
+ /* tuner is behind TDA10023 I2C-gate */
+ adap->mfe[1]->ops.i2c_gate_ctrl = 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->mfe[1] == NULL)
+ fe = adap->mfe[0];
+ else
+ fe = adap->mfe[1];
+
+ /* 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;
}
+
return 0;
}
@@ -383,8 +442,7 @@
.num_adapters = 1,
.adapter = {
{
- .streaming_ctrl = NULL,
-
+ .num_frontends = 2,
.frontend_attach = ttusb2_frontend_tda10023_attach,
.tuner_attach = ttusb2_tuner_tda827x_attach,
diff -ur linux/drivers/media/dvb/frontends/tda10048.c linux.new/drivers/media/dvb/frontends/tda10048.c
--- linux/drivers/media/dvb/frontends/tda10048.c 2010-10-25 01:34:58.000000000 +0200
+++ linux.new/drivers/media/dvb/frontends/tda10048.c 2011-07-22 22:35:32.014271650 +0200
@@ -214,6 +214,8 @@
{ TDA10048_CLK_16000, TDA10048_IF_3800, 10, 3, 0 },
{ TDA10048_CLK_16000, TDA10048_IF_4000, 10, 3, 0 },
{ TDA10048_CLK_16000, TDA10048_IF_4300, 10, 3, 0 },
+ { TDA10048_CLK_16000, TDA10048_IF_4500, 5, 3, 0 },
+ { TDA10048_CLK_16000, TDA10048_IF_5000, 5, 3, 0 },
{ TDA10048_CLK_16000, TDA10048_IF_36130, 10, 3, 0 },
};
@@ -478,6 +480,11 @@
dprintk(1, "- pll_nfactor = %d\n", state->pll_nfactor);
dprintk(1, "- pll_pfactor = %d\n", state->pll_pfactor);
+ /* Set the pll registers */
+ tda10048_writereg(state, TDA10048_CONF_PLL1, 0x0f);
+ tda10048_writereg(state, TDA10048_CONF_PLL2, (u8)(state->pll_mfactor));
+ tda10048_writereg(state, TDA10048_CONF_PLL3, tda10048_readreg(state, TDA10048_CONF_PLL3) | ((u8)(state->pll_nfactor) | 0x40));
+
/* Calculate the sample frequency */
state->sample_freq = state->xtal_hz * (state->pll_mfactor + 45);
state->sample_freq /= (state->pll_nfactor + 1);
@@ -1123,7 +1130,7 @@
/* setup the state and clone the config */
memcpy(&state->config, config, sizeof(*config));
state->i2c = i2c;
- state->fwloaded = 0;
+ state->fwloaded = config->no_firmware;
state->bandwidth = BANDWIDTH_8_MHZ;
/* check if the demod is present */
diff -ur linux/drivers/media/dvb/frontends/tda10048.h linux.new/drivers/media/dvb/frontends/tda10048.h
--- linux/drivers/media/dvb/frontends/tda10048.h 2010-07-03 23:22:08.000000000 +0200
+++ linux.new/drivers/media/dvb/frontends/tda10048.h 2011-07-22 22:15:33.841271580 +0200
@@ -51,6 +51,7 @@
#define TDA10048_IF_4300 4300
#define TDA10048_IF_4500 4500
#define TDA10048_IF_4750 4750
+#define TDA10048_IF_5000 5000
#define TDA10048_IF_36130 36130
u16 dtv6_if_freq_khz;
u16 dtv7_if_freq_khz;
@@ -62,6 +63,8 @@
/* Disable I2C gate access */
u8 disable_gate_access;
+
+ bool no_firmware;
};
