From patchwork Wed Dec 17 00:16:06 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Larsson X-Patchwork-Id: 27528 Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.72) (envelope-from ) id 1Y12Hn-0000WB-7G; Wed, 17 Dec 2014 01:16:15 +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 1Y12Hk-0003S5-6Q; Wed, 17 Dec 2014 01:16:14 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751075AbaLQAQK (ORCPT + 1 other); Tue, 16 Dec 2014 19:16:10 -0500 Received: from smtp.bredband2.com ([83.219.192.166]:34289 "EHLO smtp.bredband2.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751049AbaLQAQJ (ORCPT ); Tue, 16 Dec 2014 19:16:09 -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 89E5763C0B; Wed, 17 Dec 2014 01:16:06 +0100 (CET) From: Benjamin Larsson To: crope@iki.fi Cc: Linux Media Mailing List Subject: [PATCH v2] mn88472: implement lock for all delivery systems Date: Wed, 17 Dec 2014 01:16:06 +0100 Message-Id: <1418775366-9743-1-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: 2014.12.17.920 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_2000_2999 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 ' The increase of the lock timeout is needed for dvb-t2. Signed-off-by: Benjamin Larsson Reviewed-by: Antti Palosaari --- drivers/staging/media/mn88472/mn88472.c | 24 ++++++++++++++++++++---- 1 file changed, 20 insertions(+), 4 deletions(-) diff --git a/drivers/staging/media/mn88472/mn88472.c b/drivers/staging/media/mn88472/mn88472.c index 68f5036..4ddeb09 100644 --- a/drivers/staging/media/mn88472/mn88472.c +++ b/drivers/staging/media/mn88472/mn88472.c @@ -19,7 +19,7 @@ static int mn88472_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *s) { - s->min_delay_ms = 400; + s->min_delay_ms = 800; return 0; } @@ -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; @@ -248,21 +249,36 @@ 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) >= 0x09) + lock = 1; + break; case SYS_DVBT2: - /* FIXME: implement me */ - utmp = 0x08; /* DVB-C lock value */ + ret = regmap_read(dev->regmap[2], 0x92, &utmp); + if (ret) + goto err; + if ((utmp & 0xF) >= 0x07) + *status |= FE_HAS_SIGNAL; + if ((utmp & 0xF) >= 0x0a) + *status |= FE_HAS_CARRIER; + if ((utmp & 0xF) >= 0x0d) + *status |= FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK; break; case SYS_DVBC_ANNEX_A: ret = regmap_read(dev->regmap[1], 0x84, &utmp); if (ret) goto err; + if ((utmp & 0xF) >= 0x08) + lock = 1; break; default: ret = -EINVAL; goto err; } - if (utmp == 0x08) + if (lock) *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;