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yaml
---
r: 294856
b: refs/heads/master
c: 3aecf2c
h: refs/heads/master
v: v3
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Mauro Carvalho Chehab committed Jan 21, 2012
1 parent 5f66362 commit 4a3c040
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Showing 2 changed files with 88 additions and 99 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 3af2f4f15a61b55469a8512d186221eaf7652eec
refs/heads/master: 3aecf2c5a9881024dc7742568146e2f9a10f19a6
185 changes: 87 additions & 98 deletions trunk/drivers/media/dvb/dvb-usb/az6007.c
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,17 @@ MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))."

DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

/* Known requests (Cypress FX2 firmware + az6007 "private" ones*/

#define FX2_OED 0xb5
#define AZ6007_READ_DATA 0xb7
#define AZ6007_I2C_RD 0xb9
#define AZ6007_POWER 0xbc
#define AZ6007_I2C_WR 0xbd
#define FX2_SCON1 0xc0
#define AZ6007_TS_THROUGH 0xc7
#define AZ6007_READ_IR 0xc5

struct az6007_device_state {
struct dvb_ca_en50221 ca;
struct mutex ca_mutex;
Expand Down Expand Up @@ -168,7 +179,7 @@ static int az6007_rc_query(struct dvb_usb_device *d, u32 * event, int *state)

/* remove the following return to enabled remote querying */

az6007_read(d->udev, READ_REMOTE_REQ, 0, 0, key, 10);
az6007_read(d->udev, AZ6007_READ_IR, 0, 0, key, 10);

deb_rc("remote query key: %x %d\n", key[1], key[1]);

Expand All @@ -187,127 +198,104 @@ static int az6007_rc_query(struct dvb_usb_device *d, u32 * event, int *state)
#endif
}

/*
#if 0
int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
{
u8 v = onoff;
return az6007_write(d->udev,0xBC,v,3,NULL,1);
return az6007_write(d->udev, AZ6007_POWER, v , 3, NULL, 1);
}
*/
#endif

static int az6007_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
{
az6007_read(d->udev, 0xb7, 6, 0, &mac[0], 6);
return 0;
}
int ret;
ret = az6007_read(d->udev, AZ6007_READ_DATA, 6, 0, mac, 6);

#define AZ6007_POWER 0xbc
#define FX2_SCON1 0xc0
#define AZ6007_TS_THROUGH 0xc7
if (ret > 0)
deb_info("%s: mac is %02x:%02x:%02x:%02x:%02x:%02x\n",
__func__, mac[0], mac[1], mac[2],
mac[3], mac[4], mac[5]);

return ret;
}

static int az6007_frontend_poweron(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap->dev;
int ret;
struct usb_device *udev = adap->dev->udev;

deb_info("az6007_frontend_poweron adap=%p adap->dev=%p\n",
adap, adap->dev);
deb_info("%s: adap=%p adap->dev=%p\n", __func__, adap, adap->dev);

az6007_write(d->udev, AZ6007_POWER /* 0xbc */, 0, 2, NULL, 0);
ret = az6007_write(udev, AZ6007_POWER, 0, 2, NULL, 0);
if (ret < 0)
goto error;
msleep(150);
az6007_write(d->udev, AZ6007_POWER /* 0xbc */, 1, 4, NULL, 0);
ret = az6007_write(udev, AZ6007_POWER, 1, 4, NULL, 0);
if (ret < 0)
goto error;
msleep(100);
az6007_write(d->udev, AZ6007_POWER /* 0xbc */, 1, 3, NULL, 0);
ret = az6007_write(udev, AZ6007_POWER, 1, 3, NULL, 0);
if (ret < 0)
goto error;
msleep(100);
az6007_write(d->udev, AZ6007_POWER /* 0xbc */, 1, 4, NULL, 0);
ret = az6007_write(udev, AZ6007_POWER, 1, 4, NULL, 0);
if (ret < 0)
goto error;
msleep(100);
az6007_write(d->udev, FX2_SCON1 /* 0xc0 */, 0, 3, NULL, 0);
ret = az6007_write(udev, FX2_SCON1, 0, 3, NULL, 0);
if (ret < 0)
goto error;
msleep (10);
az6007_write(d->udev, FX2_SCON1 /* 0xc0 */, 1, 3, NULL, 0);
ret = az6007_write(udev, FX2_SCON1, 1, 3, NULL, 0);
if (ret < 0)
goto error;
msleep (10);
az6007_write(d->udev, AZ6007_POWER /* 0xbc */, 0, 0, NULL, 0);
ret = az6007_write(udev, AZ6007_POWER, 0, 0, NULL, 0);

deb_info("az6007_frontend_poweron: OK\n");
error:
if (ret < 0)
err("%s failed with error %d", __func__, ret);

return 0;
return ret;
}

static int az6007_frontend_reset(struct dvb_usb_adapter *adap)
{
struct usb_device *udev = adap->dev->udev;
int ret;
u8 req;
u16 value;
u16 index;
int blen;

deb_info("az6007_frontend_reset adap=%p adap->dev=%p\n", adap, adap->dev);

/* reset demodulator */
req = 0xC0;
value = 1; /* high */
index = 3;
blen = 0;
ret = az6007_write(adap->dev->udev, req, value, index, NULL, blen);
if (ret != 0) {
err("az6007_frontend_reset failed 1 !!!");
return -EIO;
}
ret = az6007_write(udev, FX2_SCON1, 1, 3, NULL, 0);
if (ret < 0)
goto error;
msleep(200);
ret = az6007_write(udev, FX2_SCON1, 0, 3, NULL, 0);
if (ret < 0)
goto error;
msleep(200);
ret = az6007_write(udev, FX2_SCON1, 1, 3, NULL, 0);
if (ret < 0)
goto error;
msleep(200);

error:
if (ret < 0)
err("%s failed with error %d", __func__, ret);

req = 0xC0;
value = 0; /* low */
index = 3;
blen = 0;
msleep_interruptible(200);
ret = az6007_write(adap->dev->udev, req, value, index, NULL, blen);
if (ret != 0) {
err("az6007_frontend_reset failed 2 !!!");
return -EIO;
}
msleep_interruptible(200);
req = 0xC0;
value = 1; /* high */
index = 3;
blen = 0;

ret = az6007_write(adap->dev->udev, req, value, index, NULL, blen);
if (ret != 0) {
err("az6007_frontend_reset failed 3 !!!");
return -EIO;
}

msleep_interruptible(200);

deb_info("reset az6007 frontend\n");

return 0;
return ret;
}

static int az6007_led_on_off(struct usb_interface *intf, int onoff)
{
int ret = -1;
u8 req;
u16 value;
u16 index;
int blen;
/* TS through */
req = 0xBC;
value = onoff;
index = 0;
blen = 0;

ret = usb_control_msg(interface_to_usbdev(intf),
usb_rcvctrlpipe(interface_to_usbdev(intf), 0),
req,
USB_TYPE_VENDOR | USB_DIR_OUT,
value, index, NULL, blen, 2000);

if (ret < 0) {
warn("usb in operation failed. (%d)", ret);
ret = -EIO;
} else
ret = 0;
struct usb_device *udev = interface_to_usbdev(intf);
int ret;

deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value,
index);
/* TS through */
ret = az6007_write(udev, AZ6007_POWER, onoff, 0, NULL, 0);
if (ret < 0)
err("%s failed with error %d", __func__, ret);

return ret;
}
Expand Down Expand Up @@ -377,7 +365,7 @@ int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)

info("Sending poweron sequence");

az6007_write(d->udev, AZ6007_TS_THROUGH /* 0xc7 */, 0, 0, NULL, 0);
az6007_write(d->udev, AZ6007_TS_THROUGH, 0, 0, NULL, 0);

#if 0
// Seems to be a poweroff sequence
Expand Down Expand Up @@ -429,7 +417,7 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
printk(KERN_DEBUG
"az6007 I2C xfer write+read addr=0x%x len=%d/%d: ",
addr, msgs[i].len, msgs[i + 1].len);
req = 0xb9;
req = AZ6007_I2C_RD;
index = msgs[i].buf[0];
value = addr | (1 << 8);
length = 6 + msgs[i + 1].len;
Expand All @@ -453,7 +441,7 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
printk(KERN_DEBUG
"az6007 I2C xfer write addr=0x%x len=%d: ",
addr, msgs[i].len);
req = 0xbd;
req = AZ6007_I2C_WR;
index = msgs[i].buf[0];
value = addr | (1 << 8);
length = msgs[i].len - 1;
Expand All @@ -473,7 +461,7 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
printk(KERN_DEBUG
"az6007 I2C xfer read addr=0x%x len=%d: ",
addr, msgs[i].len);
req = 0xb9;
req = AZ6007_I2C_RD;
index = msgs[i].buf[0];
value = addr;
length = msgs[i].len + 6;
Expand Down Expand Up @@ -516,16 +504,17 @@ int az6007_identify_state(struct usb_device *udev,
struct dvb_usb_device_properties *props,
struct dvb_usb_device_description **desc, int *cold)
{
u8 b[16];
s16 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
0xb7, USB_TYPE_VENDOR | USB_DIR_IN, 6, 0, b,
6, USB_CTRL_GET_TIMEOUT);

deb_info("FW GET_VERSION length: %d\n", ret);
int ret;
u8 mac[6];

*cold = ret <= 0;
/* Try to read the mac address */
ret = az6007_read(udev, AZ6007_READ_DATA, 6, 0, mac, 6);
if (ret == 6)
*cold = 0;
else
*cold = 1;

deb_info("cold: %d\n", *cold);
deb_info("Device is on %s state\n", *cold? "warm" : "cold");
return 0;
}

Expand Down

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