From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-we0-f174.google.com ([74.125.82.174]:33199 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755260Ab2EHXhh (ORCPT ); Tue, 8 May 2012 19:37:37 -0400 Received: by werb10 with SMTP id b10so2333783wer.19 for ; Tue, 08 May 2012 16:37:36 -0700 (PDT) Message-ID: <1336520246.3125.5.camel@router7789> Subject: Re: m88rs2000: LNB voltage control implemented From: Malcolm Priestley To: "Igor M. Liplianin" Cc: linux-media@vger.kernel.org, Mauro Carvalho Chehab Date: Wed, 09 May 2012 00:37:26 +0100 In-Reply-To: <4246147.n44n5i5ILa@useri> References: <4246147.n44n5i5ILa@useri> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-media-owner@vger.kernel.org List-ID: On Tue, 2012-05-08 at 11:25 +0300, Igor M. Liplianin wrote: > Trival patch to get it working with my cards stuff. > > Signed-off-by: Igor M. Liplianin Acked-by: Malcolm Priestley > differences between files attachment (rs2000volt.patch) > diff --git a/drivers/media/dvb/frontends/m88rs2000.c b/drivers/media/dvb/frontends/m88rs2000.c index 547230d..f6d6e39 100644 --- a/drivers/media/dvb/frontends/m88rs2000.c +++ b/drivers/media/dvb/frontends/m88rs2000.c @@ -416,9 +416,25 @@ static int m88rs2000_tab_set(struct m88rs2000_state *state, static int m88rs2000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t volt) { - deb_info("%s: %s\n", __func__, - volt == SEC_VOLTAGE_13 ? "SEC_VOLTAGE_13" : - volt == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" : "??"); + struct m88rs2000_state *state = fe->demodulator_priv; + u8 data; + + data = m88rs2000_demod_read(state, 0xb2); + data |= 0x03; /* bit0 V/H, bit1 off/on */ + + switch (volt) { + case SEC_VOLTAGE_18: + data &= ~0x03; + break; + case SEC_VOLTAGE_13: + data &= ~0x03; + data |= 0x01; + break; + case SEC_VOLTAGE_OFF: + break; + } + + m88rs2000_demod_write(state, 0xb2, data); return 0; } Regards Malcolm