From: Yeasah Pell <yeasah@schwide.com>
Date: Tue, 8 Aug 2006 18:48:08 +0000 (-0300)
Subject: V4L/DVB (4433): Soft decision threshold
X-Git-Tag: v2.6.19-rc1~643^2~119
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d12a9b911c793ab5b6b02379880efd6fa3499575;p=linux-2.6

V4L/DVB (4433): Soft decision threshold

Set the Soft decision threshold properly for the specified FEC

Signed-off-by: Yeasah Pell <yeasah@schwide.com>
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
---

diff --git a/drivers/media/dvb/frontends/cx24123.c b/drivers/media/dvb/frontends/cx24123.c
index 274a87b7a5..3acd0d7f0b 100644
--- a/drivers/media/dvb/frontends/cx24123.c
+++ b/drivers/media/dvb/frontends/cx24123.c
@@ -321,6 +321,12 @@ static int cx24123_set_fec(struct cx24123_state* state, fe_code_rate_t fec)
 	if ( (fec < FEC_NONE) || (fec > FEC_AUTO) )
 		fec = FEC_AUTO;
 
+	/* Set the soft decision threshold */
+	if(fec == FEC_1_2)
+		cx24123_writereg(state, 0x43, cx24123_readreg(state, 0x43) | 0x01);
+	else
+		cx24123_writereg(state, 0x43, cx24123_readreg(state, 0x43) & ~0x01);
+
 	switch (fec) {
 	case FEC_1_2:
 		dprintk("%s:  set FEC to 1/2\n",__FUNCTION__);