Change legacy DVBv3 read BER to return values calculated by DVBv5
statistics.
---
drivers/media/dvb-frontends/rtl2832.c | 13 ++-----------
drivers/media/dvb-frontends/rtl2832_priv.h | 1 +
2 files changed, 3 insertions(+), 11 deletions(-)
diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c
index b5a8c79..531099b 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -805,20 +805,11 @@ static int rtl2832_read_snr(struct dvb_frontend *fe, u16 *snr)
static int rtl2832_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct rtl2832_dev *dev = fe->demodulator_priv;
- struct i2c_client *client = dev->client;
- int ret;
- u8 buf[2];
-
- ret = rtl2832_rd_regs(dev, 0x4e, 3, 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 void rtl2832_stat_work(struct work_struct *work)
diff --git a/drivers/media/dvb-frontends/rtl2832_priv.h b/drivers/media/dvb-frontends/rtl2832_priv.h
index 5e90cd4..a44614c 100644
--- a/drivers/media/dvb-frontends/rtl2832_priv.h
+++ b/drivers/media/dvb-frontends/rtl2832_priv.h
@@ -36,6 +36,7 @@ struct rtl2832_dev {
struct dvb_frontend fe;
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;
bool i2c_gate_state;
--
http://palosaari.fi/
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
