From patchwork Fri Dec 9 13:54:56 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antti Palosaari X-Patchwork-Id: 9468253 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 31F96607D8 for ; Fri, 9 Dec 2016 13:55:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2322428591 for ; Fri, 9 Dec 2016 13:55:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 15E1B28596; Fri, 9 Dec 2016 13:55:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9AAAF2853E for ; Fri, 9 Dec 2016 13:55:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753572AbcLINzH (ORCPT ); Fri, 9 Dec 2016 08:55:07 -0500 Received: from mail.kapsi.fi ([217.30.184.167]:47684 "EHLO mail.kapsi.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751729AbcLINzH (ORCPT ); Fri, 9 Dec 2016 08:55:07 -0500 Received: from [82.128.187.197] (helo=localhost.localdomain.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1cFLdh-0002cE-NE; Fri, 09 Dec 2016 15:55:05 +0200 From: Antti Palosaari To: linux-media@vger.kernel.org Cc: Antti Palosaari Subject: [PATCH 2/2] si2168: implement ucb statistics Date: Fri, 9 Dec 2016 15:54:56 +0200 Message-Id: <1481291696-11869-2-git-send-email-crope@iki.fi> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1481291696-11869-1-git-send-email-crope@iki.fi> References: <1481291696-11869-1-git-send-email-crope@iki.fi> X-SA-Exim-Connect-IP: 82.128.187.197 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-Virus-Scanned: ClamAV using ClamSMTP Implement DVBv5 UCB. Only uncorrected blocks are currently counted. Signed-off-by: Antti Palosaari --- drivers/media/dvb-frontends/si2168.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c index 5fbb6c1..680ba06 100644 --- a/drivers/media/dvb-frontends/si2168.c +++ b/drivers/media/dvb-frontends/si2168.c @@ -178,6 +178,28 @@ static int si2168_read_status(struct dvb_frontend *fe, enum fe_status *status) c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; } + /* UCB */ + if (*status & FE_HAS_SYNC) { + memcpy(cmd.args, "\x84\x01", 2); + cmd.wlen = 2; + cmd.rlen = 3; + ret = si2168_cmd_execute(client, &cmd); + if (ret) + goto err; + + utmp1 = cmd.args[2] << 8 | cmd.args[1] << 0; + dev_dbg(&client->dev, "block_error=%u\n", utmp1); + + /* Sometimes firmware returns bogus value */ + if (utmp1 == 0xffff) + utmp1 = 0; + + c->block_error.stat[0].scale = FE_SCALE_COUNTER; + c->block_error.stat[0].uvalue += utmp1; + } else { + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } + return 0; err: dev_dbg(&client->dev, "failed=%d\n", ret); @@ -535,6 +557,8 @@ static int si2168_init(struct dvb_frontend *fe) c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; c->post_bit_count.len = 1; c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_error.len = 1; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; dev->active = true;