From patchwork Sun Apr 3 08:52:40 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Rosin X-Patchwork-Id: 8733641 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 [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 2BE3F9F38C for ; Sun, 3 Apr 2016 09:00:31 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3E3F620222 for ; Sun, 3 Apr 2016 09:00:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3EF7F2021F for ; Sun, 3 Apr 2016 09:00:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752800AbcDCIzd (ORCPT ); Sun, 3 Apr 2016 04:55:33 -0400 Received: from mail.lysator.liu.se ([130.236.254.3]:43452 "EHLO mail.lysator.liu.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752516AbcDCIza (ORCPT ); Sun, 3 Apr 2016 04:55:30 -0400 Received: from mail.lysator.liu.se (localhost [127.0.0.1]) by mail.lysator.liu.se (Postfix) with ESMTP id 54A354003E; Sun, 3 Apr 2016 10:55:27 +0200 (CEST) Received: from localhost.localdomain (217-210-101-82-no95.business.telia.com [217.210.101.82]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.lysator.liu.se (Postfix) with ESMTPSA id 37F8340008; Sun, 3 Apr 2016 10:55:25 +0200 (CEST) From: Peter Rosin To: linux-kernel@vger.kernel.org Cc: Peter Rosin , Wolfram Sang , Jonathan Corbet , Peter Korsgaard , Guenter Roeck , Jonathan Cameron , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald , Antti Palosaari , Mauro Carvalho Chehab , Rob Herring , Frank Rowand , Grant Likely , Andrew Morton , Greg Kroah-Hartman , "David S. Miller" , Kalle Valo , Joe Perches , Jiri Slaby , Daniel Baluta , Adriana Reus , Lucas De Marchi , Matt Ranostay , Krzysztof Kozlowski , Terry Heo , Hans Verkuil , Arnd Bergmann , Tommi Rantala , linux-i2c@vger.kernel.org, linux-doc@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, Peter Rosin Subject: [PATCH v6 10/24] [media] rtl2830: convert to use an explicit i2c mux core Date: Sun, 3 Apr 2016 10:52:40 +0200 Message-Id: <1459673574-11440-11-git-send-email-peda@lysator.liu.se> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1459673574-11440-1-git-send-email-peda@lysator.liu.se> References: <1459673574-11440-1-git-send-email-peda@lysator.liu.se> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-7.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 From: Peter Rosin Allocate an explicit i2c mux core to handle parent and child adapters etc. Update the select op to be in terms of the i2c mux core instead of the child adapter. Reviewed-by: Antti Palosaari Signed-off-by: Peter Rosin --- drivers/media/dvb-frontends/rtl2830.c | 17 +++++++++-------- drivers/media/dvb-frontends/rtl2830_priv.h | 2 +- 2 files changed, 10 insertions(+), 9 deletions(-) diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c index 3f96429af0e5..ab02c3a07194 100644 --- a/drivers/media/dvb-frontends/rtl2830.c +++ b/drivers/media/dvb-frontends/rtl2830.c @@ -677,9 +677,9 @@ err: * adapter lock is already taken by tuner driver. * Gate is closed automatically after single I2C transfer. */ -static int rtl2830_select(struct i2c_adapter *adap, void *mux_priv, u32 chan_id) +static int rtl2830_select(struct i2c_mux_core *muxc, u32 chan_id) { - struct i2c_client *client = mux_priv; + struct i2c_client *client = i2c_mux_priv(muxc); struct rtl2830_dev *dev = i2c_get_clientdata(client); int ret; @@ -712,7 +712,7 @@ static struct i2c_adapter *rtl2830_get_i2c_adapter(struct i2c_client *client) dev_dbg(&client->dev, "\n"); - return dev->adapter; + return dev->muxc->adapter[0]; } /* @@ -865,12 +865,13 @@ static int rtl2830_probe(struct i2c_client *client, goto err_regmap_exit; /* create muxed i2c adapter for tuner */ - dev->adapter = i2c_add_mux_adapter(client->adapter, &client->dev, - client, 0, 0, 0, rtl2830_select, NULL); - if (dev->adapter == NULL) { - ret = -ENODEV; + dev->muxc = i2c_mux_one_adapter(client->adapter, &client->dev, 0, 0, + 0, 0, 0, rtl2830_select, NULL); + if (IS_ERR(dev->muxc)) { + ret = PTR_ERR(dev->muxc); goto err_regmap_exit; } + dev->muxc->priv = client; /* create dvb frontend */ memcpy(&dev->fe.ops, &rtl2830_ops, sizeof(dev->fe.ops)); @@ -903,7 +904,7 @@ static int rtl2830_remove(struct i2c_client *client) /* stop statistics polling */ cancel_delayed_work_sync(&dev->stat_work); - i2c_del_mux_adapter(dev->adapter); + i2c_mux_del_adapters(dev->muxc); regmap_exit(dev->regmap); kfree(dev); diff --git a/drivers/media/dvb-frontends/rtl2830_priv.h b/drivers/media/dvb-frontends/rtl2830_priv.h index cf793f39a09b..da4909543da2 100644 --- a/drivers/media/dvb-frontends/rtl2830_priv.h +++ b/drivers/media/dvb-frontends/rtl2830_priv.h @@ -29,7 +29,7 @@ struct rtl2830_dev { struct rtl2830_platform_data *pdata; struct i2c_client *client; struct regmap *regmap; - struct i2c_adapter *adapter; + struct i2c_mux_core *muxc; struct dvb_frontend fe; bool sleeping; unsigned long filters;