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From: Kozlov Sergey <serjk@netup.ru>
To: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Cc: linux-media@vger.kernel.org, aospan1@gmail.com
Subject: Re: [PATCH V2 4/5] [media] cxd2841er: Sony CXD2841ER DVB-S/S2/T/T2/C demodulator driver
Date: Tue, 30 Jun 2015 13:28:33 +0300	[thread overview]
Message-ID: <55926F51.2080808@netup.ru> (raw)
In-Reply-To: <20150514111545.306c14da@recife.lan>

Hi Mauro,

Thanks for your review.
I started work on V3 patch series, and found no information about 
roll-off handling in the CDX2841 demodulator chip documentation. It 
seemks that roll-off is handled automatically.

Best regards,
Sergey

14.05.2015 17:15, Mauro Carvalho Chehab пишет:
> Em Wed, 15 Apr 2015 13:07:49 +0300
> serjk@netup.ru escreveu:
>> +
>> +static int cxd2841er_set_frontend_s(struct dvb_frontend *fe)
>> +{
>> +	int ret = 0, i, timeout, carr_offset;
>> +	fe_status_t status;
>> +	struct cxd2841er_priv *priv = fe->demodulator_priv;
>> +	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
>> +	u32 symbol_rate = p->symbol_rate/1000;
>> +
>> +	dev_dbg(&priv->i2c->dev, "%s(): %s frequency=%d symbol_rate=%d\n",
>> +		__func__,
>> +		(p->delivery_system == SYS_DVBS ? "DVB-S" : "DVB-S2"),
>> +		 p->frequency, symbol_rate);
>
> I was unable to identify how ROLLOFF is handled for DVB-S2 in this code.
>


  reply	other threads:[~2015-06-30 10:37 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-15 10:07 [PATCH V2 0/5] [media] NetUP Universal DVB PCIe card support serjk
2015-04-15 10:07 ` [PATCH V2 1/5] [media] horus3a: Sony Horus3A DVB-S/S2 tuner driver serjk
2015-05-14 13:58   ` Mauro Carvalho Chehab
2015-04-15 10:07 ` [PATCH V2 2/5] [media] ascot2e: Sony Ascot2e DVB-C/T/T2 " serjk
2015-05-14 14:07   ` Mauro Carvalho Chehab
2015-04-15 10:07 ` [PATCH V2 3/5] [media] lnbh25: LNBH25 SEC controller driver serjk
2015-05-14 14:05   ` Mauro Carvalho Chehab
2015-04-15 10:07 ` [PATCH V2 4/5] [media] cxd2841er: Sony CXD2841ER DVB-S/S2/T/T2/C demodulator driver serjk
2015-05-14 14:15   ` Mauro Carvalho Chehab
2015-06-30 10:28     ` Kozlov Sergey [this message]
2015-04-15 10:07 ` [PATCH V2 5/5] [media] netup_unidvb: NetUP Universal DVB-S/S2/T/T2/C PCI-E card driver serjk
2015-05-14 14:20   ` Mauro Carvalho Chehab

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