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Fix DVB-T2 support with GeniaTech T220/August T210 devices

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This commit is contained in:
Olli Salonen 2014-06-03 18:19:45 +03:00
parent f206136874
commit 4ab851e490
1 changed files with 97 additions and 0 deletions
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97
packages/linux/patches/3.15-rc8/linux-224-geniatech-t220-dvb-t2-fix.patch Normal file
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@ -0,0 +1,97 @@
diff --git a/drivers/media/dvb-frontends/cxd2820r.h b/drivers/media/dvb-frontends/cxd2820r.h
index 82b3d93..6095dbc 100644
--- a/drivers/media/dvb-frontends/cxd2820r.h
+++ b/drivers/media/dvb-frontends/cxd2820r.h
@@ -52,6 +52,12 @@ struct cxd2820r_config {
*/
u8 ts_mode;
+ /* TS clock inverted.
+ * Default: 0
+ * Values: 0, 1
+ */
+ bool ts_clock_inv;
+
/* IF AGC polarity.
* Default: 0
* Values: 0, 1
diff --git a/drivers/media/dvb-frontends/cxd2820r_c.c b/drivers/media/dvb-frontends/cxd2820r_c.c
index 5c6ab49..0f4657e 100644
--- a/drivers/media/dvb-frontends/cxd2820r_c.c
+++ b/drivers/media/dvb-frontends/cxd2820r_c.c
@@ -45,6 +45,7 @@ int cxd2820r_set_frontend_c(struct dvb_frontend *fe)
{ 0x1008b, 0x07, 0xff },
{ 0x1001f, priv->cfg.if_agc_polarity << 7, 0x80 },
{ 0x10070, priv->cfg.ts_mode, 0xff },
+ { 0x10071, !priv->cfg.ts_clock_inv << 4, 0x10 },
};
dev_dbg(&priv->i2c->dev, "%s: frequency=%d symbol_rate=%d\n", __func__,
diff --git a/drivers/media/dvb-frontends/cxd2820r_t.c b/drivers/media/dvb-frontends/cxd2820r_t.c
index fa184ca..9b5a45b 100644
--- a/drivers/media/dvb-frontends/cxd2820r_t.c
+++ b/drivers/media/dvb-frontends/cxd2820r_t.c
@@ -46,6 +46,7 @@ int cxd2820r_set_frontend_t(struct dvb_frontend *fe)
{ 0x00088, 0x01, 0xff },
{ 0x00070, priv->cfg.ts_mode, 0xff },
+ { 0x00071, !priv->cfg.ts_clock_inv << 4, 0x10 },
{ 0x000cb, priv->cfg.if_agc_polarity << 6, 0x40 },
{ 0x000a5, 0x00, 0x01 },
{ 0x00082, 0x20, 0x60 },
diff --git a/drivers/media/dvb-frontends/cxd2820r_t2.c b/drivers/media/dvb-frontends/cxd2820r_t2.c
index 2ba130e..9c0c4f4 100644
--- a/drivers/media/dvb-frontends/cxd2820r_t2.c
+++ b/drivers/media/dvb-frontends/cxd2820r_t2.c
@@ -47,6 +47,7 @@ int cxd2820r_set_frontend_t2(struct dvb_frontend *fe)
{ 0x02083, 0x0a, 0xff },
{ 0x020cb, priv->cfg.if_agc_polarity << 6, 0x40 },
{ 0x02070, priv->cfg.ts_mode, 0xff },
+ { 0x02071, !priv->cfg.ts_clock_inv << 6, 0x40 },
{ 0x020b5, priv->cfg.spec_inv << 4, 0x10 },
{ 0x02567, 0x07, 0x0f },
{ 0x02569, 0x03, 0x03 },
diff --git a/drivers/media/usb/dvb-usb/dw2102.c b/drivers/media/usb/dvb-usb/dw2102.c
index ae0f56a..7135a3e 100644
--- a/drivers/media/usb/dvb-usb/dw2102.c
+++ b/drivers/media/usb/dvb-usb/dw2102.c
@@ -1109,6 +1109,7 @@ static struct ds3000_config su3000_ds3000_config = {
static struct cxd2820r_config cxd2820r_config = {
.i2c_address = 0x6c, /* (0xd8 >> 1) */
.ts_mode = 0x38,
+ .ts_clock_inv = 1,
};
static struct tda18271_config tda18271_config = {
@@ -1387,20 +1388,27 @@ static int su3000_frontend_attach(struct dvb_usb_adapter *d)
static int t220_frontend_attach(struct dvb_usb_adapter *d)
{
- u8 obuf[3] = { 0xe, 0x80, 0 };
+ u8 obuf[3] = { 0xe, 0x87, 0 };
u8 ibuf[] = { 0 };
if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
err("command 0x0e transfer failed.");
obuf[0] = 0xe;
- obuf[1] = 0x83;
+ obuf[1] = 0x86;
+ obuf[2] = 1;
+
+ if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
+ err("command 0x0e transfer failed.");
+
+ obuf[0] = 0xe;
+ obuf[1] = 0x80;
obuf[2] = 0;
if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
err("command 0x0e transfer failed.");
- msleep(100);
+ msleep(50);
obuf[0] = 0xe;
obuf[1] = 0x80;