From patchwork Tue Dec 23 20:49:27 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antti Palosaari X-Patchwork-Id: 5535021 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 86BAC9F326 for ; Tue, 23 Dec 2014 20:50:55 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A7CC0201BC for ; Tue, 23 Dec 2014 20:50:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 75DED2017D for ; Tue, 23 Dec 2014 20:50:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756661AbaLWUuf (ORCPT ); Tue, 23 Dec 2014 15:50:35 -0500 Received: from mail.kapsi.fi ([217.30.184.167]:33858 "EHLO mail.kapsi.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756637AbaLWUud (ORCPT ); Tue, 23 Dec 2014 15:50:33 -0500 Received: from dyn3-82-128-190-202.psoas.suomi.net ([82.128.190.202] helo=localhost.localdomain.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.72) (envelope-from ) id 1Y3WPX-0004tE-OD; Tue, 23 Dec 2014 22:50:31 +0200 From: Antti Palosaari To: linux-media@vger.kernel.org Cc: Antti Palosaari Subject: [PATCH 34/66] rtl2832: wrap DVBv5 BER to DVBv3 Date: Tue, 23 Dec 2014 22:49:27 +0200 Message-Id: <1419367799-14263-34-git-send-email-crope@iki.fi> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1419367799-14263-1-git-send-email-crope@iki.fi> References: <1419367799-14263-1-git-send-email-crope@iki.fi> X-SA-Exim-Connect-IP: 82.128.190.202 X-SA-Exim-Mail-From: crope@iki.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Change legacy DVBv3 read BER to return values calculated by DVBv5 statistics. --- drivers/media/dvb-frontends/rtl2832.c | 13 ++----------- drivers/media/dvb-frontends/rtl2832_priv.h | 1 + 2 files changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c index b5a8c79..531099b 100644 --- a/drivers/media/dvb-frontends/rtl2832.c +++ b/drivers/media/dvb-frontends/rtl2832.c @@ -805,20 +805,11 @@ static int rtl2832_read_snr(struct dvb_frontend *fe, u16 *snr) static int rtl2832_read_ber(struct dvb_frontend *fe, u32 *ber) { struct rtl2832_dev *dev = fe->demodulator_priv; - struct i2c_client *client = dev->client; - int ret; - u8 buf[2]; - - ret = rtl2832_rd_regs(dev, 0x4e, 3, buf, 2); - if (ret) - goto err; - *ber = buf[0] << 8 | buf[1]; + *ber = (dev->post_bit_error - dev->post_bit_error_prev); + dev->post_bit_error_prev = dev->post_bit_error; return 0; -err: - dev_dbg(&client->dev, "failed=%d\n", ret); - return ret; } static void rtl2832_stat_work(struct work_struct *work) diff --git a/drivers/media/dvb-frontends/rtl2832_priv.h b/drivers/media/dvb-frontends/rtl2832_priv.h index 5e90cd4..a44614c 100644 --- a/drivers/media/dvb-frontends/rtl2832_priv.h +++ b/drivers/media/dvb-frontends/rtl2832_priv.h @@ -36,6 +36,7 @@ struct rtl2832_dev { struct dvb_frontend fe; struct delayed_work stat_work; fe_status_t fe_status; + u64 post_bit_error_prev; /* for old DVBv3 read_ber() calculation */ u64 post_bit_error; u64 post_bit_count; bool i2c_gate_state;