linux-kernel - Re: [v3.3-rc1] media:dvb-t regression bisected

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Date:	Mon, 23 Jan 2012 09:45:22 -0200
From:	Mauro Carvalho Chehab <mchehab@...hat.com>
To:	Jörg Otte <jrg.otte@...glemail.com>
CC:	linux-kernel@...r.kernel.org,
	Linux Media Mailing List <linux-media@...r.kernel.org>
Subject: Re: [v3.3-rc1] media:dvb-t regression bisected

Em 22-01-2012 13:29, Jörg Otte escreveu:
> with v3.3-rc1 I can not watch dvb-t. I get the following
> errors from the media player (Kaffeine,vlc):
> 
> kaffeine(1801): DvbDevice::frontendEvent: tuning failed
> vlc: [0xa278d78] main stream error: cannot pre fill buffer
> 
> I have a CinergyT2 usb-stick.
> 
> I was able to bisect the problem to:
> commit 7830bbaff9f5f9cefcdc9acfb1783b230cc69fac
> Author: Mauro Carvalho Chehab <mchehab@...hat.com>
> Date:   Mon Dec 26 15:41:01 2011 -0300
> 
> [media] cinergyT2-fe: convert set_fontend to use DVBv5 parameters

Could you please try this patch?

[PATCH] cinergyT2-fe: Fix bandwdith settings

Changeset 7830bbaff9f mangled the bandwidth field for CinergyT2.
Properly fill it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@...hat.com>

diff --git a/drivers/media/dvb/dvb-usb/cinergyT2-fe.c b/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
index 8a57ed8..1efc028 100644
--- a/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
+++ b/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
@@ -276,14 +276,15 @@ static int cinergyt2_fe_set_frontend(struct dvb_frontend *fe)
 	param.flags = 0;
 
 	switch (fep->bandwidth_hz) {
+	default:
 	case 8000000:
-		param.bandwidth = 0;
+		param.bandwidth = 8;
 		break;
 	case 7000000:
-		param.bandwidth = 1;
+		param.bandwidth = 7;
 		break;
 	case 6000000:
-		param.bandwidth = 2;
+		param.bandwidth = 6;
 		break;
 	}
 
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