From patchwork Thu Dec 3 20:12:50 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Schwarzott X-Patchwork-Id: 32079 Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.84) (envelope-from ) id 1a4aFu-00084X-HK; Thu, 03 Dec 2015 20:13:30 +0000 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.76/mailfrontend-5) with esmtp id 1a4aFr-0007c5-9f; Thu, 03 Dec 2015 21:13:30 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753590AbbLCUNZ (ORCPT + 1 other); Thu, 3 Dec 2015 15:13:25 -0500 Received: from smtp.gentoo.org ([140.211.166.183]:55465 "EHLO smtp.gentoo.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753521AbbLCUNZ (ORCPT ); Thu, 3 Dec 2015 15:13:25 -0500 Received: from gauss.fritz.box (unknown [IPv6:2001:a62:10bb:1101:d473:7cb5:b109:837c]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: zzam) by smtp.gentoo.org (Postfix) with ESMTPSA id 54039340A13; Thu, 3 Dec 2015 20:13:23 +0000 (UTC) From: Matthias Schwarzott To: linux-media@vger.kernel.org Cc: mchehab@osg.samsung.com, crope@iki.fi, xpert-reactos@gmx.de, Matthias Schwarzott Subject: [PATCH] si2165: Reject DVB-T bandwidth auto mode Date: Thu, 3 Dec 2015 21:12:50 +0100 Message-Id: <1449173570-11997-1-git-send-email-zzam@gentoo.org> X-Mailer: git-send-email 2.6.3 In-Reply-To: <5660A1DC.8050701@gentoo.org> References: <5660A1DC.8050701@gentoo.org> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-PMX-Version: 6.0.0.2142326, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2015.12.3.200316 X-PMX-Spam: Gauge=IIIIIIII, Probability=8%, Report=' MULTIPLE_RCPTS 0.1, HTML_00_01 0.05, HTML_00_10 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_1200_1299 0, BODY_SIZE_2000_LESS 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 0, NO_URI_HTTPS 0, REFERENCES 0, SINGLE_URI_IN_BODY 0, URI_ENDS_IN_HTML 0, __ANY_URI 0, __CP_URI_IN_BODY 0, __HAS_FROM 0, __HAS_MSGID 0, __HAS_X_MAILER 0, __HAS_X_MAILING_LIST 0, __IN_REP_TO 0, __MIME_TEXT_ONLY 0, __MULTIPLE_RCPTS_CC_X2 0, __REFERENCES 0, __SANE_MSGID 0, __SINGLE_URI_TEXT 0, __SUBJ_ALPHA_END 0, __TO_MALFORMED_2 0, __TO_NO_NAME 0, __URI_IN_BODY 0, __URI_NO_WWW 0, __URI_NS ' The si2165 does not support bandwidth auto-detection. Reject the request. Signed-off-by: Matthias Schwarzott --- drivers/media/dvb-frontends/si2165.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c index 1cf6e52..6fcd3ba 100644 --- a/drivers/media/dvb-frontends/si2165.c +++ b/drivers/media/dvb-frontends/si2165.c @@ -825,19 +825,19 @@ static int si2165_set_frontend_dvbt(struct dvb_frontend *fe) struct si2165_state *state = fe->demodulator_priv; u32 dvb_rate = 0; u16 bw10k; + u32 bw_hz = p->bandwidth_hz; dprintk("%s: called\n", __func__); if (!state->has_dvbt) return -EINVAL; - if (p->bandwidth_hz > 0) { - dvb_rate = p->bandwidth_hz * 8 / 7; - bw10k = p->bandwidth_hz / 10000; - } else { - dvb_rate = 8 * 8 / 7; - bw10k = 800; - } + /* no bandwidth auto-detection */ + if (bw_hz == 0) + return -EINVAL; + + dvb_rate = bw_hz * 8 / 7; + bw10k = bw_hz / 10000; ret = si2165_adjust_pll_divl(state, 12); if (ret < 0)