DVBv5 BER is calculated anyway, so just return it for legacy
read_ber() API too.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/dvb-frontends/af9033.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/media/dvb-frontends/af9033.c
b/drivers/media/dvb-frontends/af9033.c
index 673d60e..f5267fd 100644
--- a/drivers/media/dvb-frontends/af9033.c
+++ b/drivers/media/dvb-frontends/af9033.c
@@ -38,6 +38,7 @@ struct af9033_dev {
fe_status_t fe_status;
u32 ber;
u32 ucb;
+ u64 post_bit_error_prev; /* for old read_ber we return (curr - prev) */
u64 post_bit_error;
u64 post_bit_count;
u64 error_block_count;
@@ -918,13 +919,9 @@ err:
static int af9033_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct af9033_dev *dev = fe->demodulator_priv;
- int ret;
-
- ret = af9033_update_ch_stat(dev);
- if (ret < 0)
- return ret;
- *ber = dev->ber;
+ *ber = (dev->post_bit_error - dev->post_bit_error_prev);
+ dev->post_bit_error_prev = dev->post_bit_error;
return 0;
}
--
http://palosaari.fi/
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