From patchwork Sat Dec 13 00:18:42 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Larsson X-Patchwork-Id: 27459 Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.72) (envelope-from ) id 1XzaQM-0007lo-Kk; Sat, 13 Dec 2014 01:19:06 +0100 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.72/mailfrontend-6) with esmtp id 1XzaQK-0002p1-5K; Sat, 13 Dec 2014 01:19:06 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753893AbaLMATB (ORCPT + 1 other); Fri, 12 Dec 2014 19:19:01 -0500 Received: from smtp.bredband2.com ([83.219.192.166]:52966 "EHLO smtp.bredband2.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753883AbaLMASz (ORCPT ); Fri, 12 Dec 2014 19:18:55 -0500 Received: from localhost.localdomain (92-244-23-216.customers.ownit.se [92.244.23.216]) (Authenticated sender: ed8153) by smtp.bredband2.com (Postfix) with ESMTPA id BA80E99ED; Sat, 13 Dec 2014 01:18:45 +0100 (CET) From: Benjamin Larsson To: crope@iki.fi Cc: Linux Media Mailing List Subject: [PATCH 1/4] mn88472: implement dvb-t signal lock Date: Sat, 13 Dec 2014 01:18:42 +0100 Message-Id: <1418429925-16342-1-git-send-email-benjamin@southpole.se> X-Mailer: git-send-email 2.1.0 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: 2014.12.13.920 X-PMX-Spam: Gauge=IIIIIIII, Probability=8%, Report=' HTML_00_01 0.05, HTML_00_10 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_1400_1499 0, BODY_SIZE_2000_LESS 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 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, __MIME_TEXT_ONLY 0, __SANE_MSGID 0, __SUBJ_ALPHA_END 0, __TO_MALFORMED_2 0, __TO_NO_NAME 0, __URI_NO_WWW 0, __URI_NS ' Signed-off-by: Benjamin Larsson --- drivers/staging/media/mn88472/mn88472.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/staging/media/mn88472/mn88472.c b/drivers/staging/media/mn88472/mn88472.c index 107552a..4d80046 100644 --- a/drivers/staging/media/mn88472/mn88472.c +++ b/drivers/staging/media/mn88472/mn88472.c @@ -238,6 +238,7 @@ static int mn88472_read_status(struct dvb_frontend *fe, fe_status_t *status) struct dtv_frontend_properties *c = &fe->dtv_property_cache; int ret; unsigned int utmp; + int lock = 0; *status = 0; @@ -248,6 +249,12 @@ static int mn88472_read_status(struct dvb_frontend *fe, fe_status_t *status) switch (c->delivery_system) { case SYS_DVBT: + ret = regmap_read(dev->regmap[0], 0x7F, &utmp); + if (ret) + goto err; + if ((utmp&0xF) > 8) + lock = 1; + break; case SYS_DVBT2: /* FIXME: implement me */ utmp = 0x08; /* DVB-C lock value */ @@ -262,7 +269,7 @@ static int mn88472_read_status(struct dvb_frontend *fe, fe_status_t *status) goto err; } - if (utmp == 0x08) + if (lock) *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;