From 4da093ce4e8bd36223763c900f623ce36a0d51c3 Mon Sep 17 00:00:00 2001 From: Abylay Ospan Date: Wed, 20 Apr 2016 14:02:58 -0300 Subject: [PATCH] [media] Fix DVB-T frequency offset calculation Fix offset calculation inside cxd2841er_get_carrier_offset_t Now DVB-T should be tuned correctly Signed-off-by: Abylay Ospan Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/cxd2841er.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c index 94613af6900d..609187d52d7a 100644 --- a/drivers/media/dvb-frontends/cxd2841er.c +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -1116,6 +1116,8 @@ static int cxd2841er_get_carrier_offset_t(struct cxd2841er_priv *priv, *offset = -1 * sign_extend32( ((u32)(data[0] & 0x1F) << 24) | ((u32)data[1] << 16) | ((u32)data[2] << 8) | (u32)data[3], 29); + *offset *= (bandwidth / 1000000); + *offset /= 235; return 0; } -- 2.20.1