Use DVBv5 BER logic to calculate DVBv3 BER too.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/dvb-frontends/m88ds3103.c | 77 ++--------------------------
drivers/media/dvb-frontends/m88ds3103_priv.h | 2 +-
2 files changed, 4 insertions(+), 75 deletions(-)
diff --git a/drivers/media/dvb-frontends/m88ds3103.c
b/drivers/media/dvb-frontends/m88ds3103.c
index 3cf89b6..33d8c19 100644
--- a/drivers/media/dvb-frontends/m88ds3103.c
+++ b/drivers/media/dvb-frontends/m88ds3103.c
@@ -329,6 +329,7 @@ static int m88ds3103_read_status(struct dvb_frontend *fe,
fe_status_t *status)
post_bit_count = 0x800000;
priv->post_bit_error += post_bit_error;
priv->post_bit_count += post_bit_count;
+ priv->dvbv3_ber = post_bit_error;
/* restart measurement */
u8tmp |= 0x10;
@@ -354,6 +355,7 @@ static int m88ds3103_read_status(struct dvb_frontend *fe,
fe_status_t *status)
post_bit_count = 32 * utmp; /* TODO: FEC */
priv->post_bit_error += post_bit_error;
priv->post_bit_count += post_bit_count;
+ priv->dvbv3_ber = post_bit_error;
/* restart measurement */
ret = m88ds3103_wr_reg(priv, 0xd1, 0x01);
@@ -1085,83 +1087,10 @@ static int m88ds3103_read_snr(struct dvb_frontend *fe,
u16 *snr)
static int m88ds3103_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct m88ds3103_priv *priv = fe->demodulator_priv;
- struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- int ret;
- unsigned int utmp;
- u8 buf[3], u8tmp;
-
- dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
-
- switch (c->delivery_system) {
- case SYS_DVBS:
- ret = m88ds3103_wr_reg(priv, 0xf9, 0x04);
- if (ret)
- goto err;
- ret = m88ds3103_rd_reg(priv, 0xf8, &u8tmp);
- if (ret)
- goto err;
-
- if (!(u8tmp & 0x10)) {
- u8tmp |= 0x10;
-
- ret = m88ds3103_rd_regs(priv, 0xf6, buf, 2);
- if (ret)
- goto err;
-
- priv->ber = (buf[1] << 8) | (buf[0] << 0);
-
- /* restart counters */
- ret = m88ds3103_wr_reg(priv, 0xf8, u8tmp);
- if (ret)
- goto err;
- }
- break;
- case SYS_DVBS2:
- ret = m88ds3103_rd_regs(priv, 0xd5, buf, 3);
- if (ret)
- goto err;
-
- utmp = (buf[2] << 16) | (buf[1] << 8) | (buf[0] << 0);
-
- if (utmp > 3000) {
- ret = m88ds3103_rd_regs(priv, 0xf7, buf, 2);
- if (ret)
- goto err;
-
- priv->ber = (buf[1] << 8) | (buf[0] << 0);
-
- /* restart counters */
- ret = m88ds3103_wr_reg(priv, 0xd1, 0x01);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg(priv, 0xf9, 0x01);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg(priv, 0xf9, 0x00);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg(priv, 0xd1, 0x00);
- if (ret)
- goto err;
- }
- break;
- default:
- dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n",
- __func__);
- ret = -EINVAL;
- goto err;
- }
-
- *ber = priv->ber;
+ *ber = priv->dvbv3_ber;
return 0;
-err:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
- return ret;
}
static int m88ds3103_set_tone(struct dvb_frontend *fe,
diff --git a/drivers/media/dvb-frontends/m88ds3103_priv.h
b/drivers/media/dvb-frontends/m88ds3103_priv.h
index aafa28c..78e58e3 100644
--- a/drivers/media/dvb-frontends/m88ds3103_priv.h
+++ b/drivers/media/dvb-frontends/m88ds3103_priv.h
@@ -38,7 +38,7 @@ struct m88ds3103_priv {
struct dvb_frontend fe;
fe_delivery_system_t delivery_system;
fe_status_t fe_status;
- u32 ber;
+ u32 dvbv3_ber; /* for old DVBv3 API read_ber */
bool warm; /* FW running */
struct i2c_adapter *i2c_adapter;
/* auto detect chip id to do different config */
--
http://palosaari.fi/
--
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