Change legacy DVBv3 read BER to return values calculated by DVBv5
statistics.
Signed-off-by: Antti Palosaari <crope@xxxxxx>
---
drivers/media/dvb-frontends/rtl2830.c | 15 ++-------------
drivers/media/dvb-frontends/rtl2830_priv.h | 1 +
2 files changed, 3 insertions(+), 13 deletions(-)
diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c
index a02ccdf..0112b3f 100644
--- a/drivers/media/dvb-frontends/rtl2830.c
+++ b/drivers/media/dvb-frontends/rtl2830.c
@@ -596,22 +596,11 @@ static int rtl2830_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct i2c_client *client = fe->demodulator_priv;
struct rtl2830_dev *dev = i2c_get_clientdata(client);
- int ret;
- u8 buf[2];
-
- if (dev->sleeping)
- return 0;
-
- ret = rtl2830_rd_regs(client, 0x34e, buf, 2);
- if (ret)
- goto err;
- *ber = buf[0] << 8 | buf[1];
+ *ber = (dev->post_bit_error - dev->post_bit_error_prev);
+ dev->post_bit_error_prev = dev->post_bit_error;
return 0;
-err:
- dev_dbg(&client->dev, "failed=%d\n", ret);
- return ret;
}
static int rtl2830_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
diff --git a/drivers/media/dvb-frontends/rtl2830_priv.h b/drivers/media/dvb-frontends/rtl2830_priv.h
index cdcaacf..6636834 100644
--- a/drivers/media/dvb-frontends/rtl2830_priv.h
+++ b/drivers/media/dvb-frontends/rtl2830_priv.h
@@ -32,6 +32,7 @@ struct rtl2830_dev {
u8 page; /* active register page */
struct delayed_work stat_work;
fe_status_t fe_status;
+ u64 post_bit_error_prev; /* for old DVBv3 read_ber() calculation */
u64 post_bit_error;
u64 post_bit_count;
};
--
http://palosaari.fi/
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