From patchwork Wed Sep 13 19:37:19 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Jarzmik X-Patchwork-Id: 9951953 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 0D3926038F for ; Wed, 13 Sep 2017 19:39:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F207028AB6 for ; Wed, 13 Sep 2017 19:39:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E6D8228C54; Wed, 13 Sep 2017 19:39:09 +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,FREEMAIL_FROM, RCVD_IN_DNSWL_HI autolearn=unavailable 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 9282E28AB6 for ; Wed, 13 Sep 2017 19:39:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752098AbdIMTiF (ORCPT ); Wed, 13 Sep 2017 15:38:05 -0400 Received: from smtp10.smtpout.orange.fr ([80.12.242.132]:39486 "EHLO smtp.smtpout.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752038AbdIMTh4 (ORCPT ); Wed, 13 Sep 2017 15:37:56 -0400 Received: from belgarion.home ([90.55.206.157]) by mwinf5d86 with ME id 97de1w00E3QH74y037du7c; Wed, 13 Sep 2017 21:37:55 +0200 X-ME-Helo: belgarion.home X-ME-Auth: amFyem1pay5yb2JlcnRAb3JhbmdlLmZy X-ME-Date: Wed, 13 Sep 2017 21:37:55 +0200 X-ME-IP: 90.55.206.157 From: Robert Jarzmik To: Dmitry Torokhov , Lee Jones , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Mark Brown , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Lars-Peter Clausen , Charles Keepax Cc: linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, patches@opensource.wolfsonmicro.com, alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v7 4/8] ASoC: wm9713: add ac97 new bus support Date: Wed, 13 Sep 2017 21:37:19 +0200 Message-Id: <20170913193723.16234-5-robert.jarzmik@free.fr> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170913193723.16234-1-robert.jarzmik@free.fr> References: <20170913193723.16234-1-robert.jarzmik@free.fr> Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add support for the new ac97 bus model, where devices are automatically discovered on AC-Links. Signed-off-by: Robert Jarzmik Acked-by: Charles Keepax --- Since v6: reworked wm9713_soc_remove() --- sound/soc/codecs/Kconfig | 3 ++- sound/soc/codecs/wm9713.c | 39 +++++++++++++++++++++++++++------------ 2 files changed, 29 insertions(+), 13 deletions(-) diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index e49e9da7f1f6..aebf148d7e4d 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -207,7 +207,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_WM9090 if I2C select SND_SOC_WM9705 if SND_SOC_AC97_BUS select SND_SOC_WM9712 if SND_SOC_AC97_BUS - select SND_SOC_WM9713 if SND_SOC_AC97_BUS + select SND_SOC_WM9713 if (SND_SOC_AC97_BUS || SND_SOC_AC97_BUS_NEW) help Normally ASoC codec drivers are only built if a machine driver which uses them is also built since they are only usable with a machine @@ -1091,6 +1091,7 @@ config SND_SOC_WM9712 config SND_SOC_WM9713 tristate select REGMAP_AC97 + select AC97_BUS_COMPAT if AC97_BUS_NEW # Amp config SND_SOC_LM4857 diff --git a/sound/soc/codecs/wm9713.c b/sound/soc/codecs/wm9713.c index 7e4822185feb..df7220656d98 100644 --- a/sound/soc/codecs/wm9713.c +++ b/sound/soc/codecs/wm9713.c @@ -17,12 +17,15 @@ #include #include +#include #include #include #include #include #include #include +#include +#include #include #include #include @@ -38,6 +41,7 @@ struct wm9713_priv { u32 pll_in; /* PLL input frequency */ unsigned int hp_mixer[2]; struct mutex lock; + struct wm97xx_platform_data *mfd_pdata; }; #define HPL_MIXER 0 @@ -1205,17 +1209,23 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec) static int wm9713_soc_probe(struct snd_soc_codec *codec) { struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); - struct regmap *regmap; + struct regmap *regmap = NULL; - wm9713->ac97 = snd_soc_new_ac97_codec(codec, WM9713_VENDOR_ID, - WM9713_VENDOR_ID_MASK); - if (IS_ERR(wm9713->ac97)) - return PTR_ERR(wm9713->ac97); - - regmap = regmap_init_ac97(wm9713->ac97, &wm9713_regmap_config); - if (IS_ERR(regmap)) { - snd_soc_free_ac97_codec(wm9713->ac97); - return PTR_ERR(regmap); + if (wm9713->mfd_pdata) { + wm9713->ac97 = wm9713->mfd_pdata->ac97; + regmap = wm9713->mfd_pdata->regmap; + } else { +#ifdef CONFIG_SND_SOC_AC97_BUS + wm9713->ac97 = snd_soc_new_ac97_codec(codec, WM9713_VENDOR_ID, + WM9713_VENDOR_ID_MASK); + if (IS_ERR(wm9713->ac97)) + return PTR_ERR(wm9713->ac97); + regmap = regmap_init_ac97(wm9713->ac97, &wm9713_regmap_config); + if (IS_ERR(regmap)) { + snd_soc_free_ac97_codec(wm9713->ac97); + return PTR_ERR(regmap); + } +#endif } snd_soc_codec_init_regmap(codec, regmap); @@ -1228,10 +1238,14 @@ static int wm9713_soc_probe(struct snd_soc_codec *codec) static int wm9713_soc_remove(struct snd_soc_codec *codec) { +#ifdef CONFIG_SND_SOC_AC97_BUS struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); - snd_soc_codec_exit_regmap(codec); - snd_soc_free_ac97_codec(wm9713->ac97); + if (!wm9713->mfd_pdata) { + snd_soc_codec_exit_regmap(codec); + snd_soc_free_ac97_codec(wm9713->ac97); + } +#endif return 0; } @@ -1262,6 +1276,7 @@ static int wm9713_probe(struct platform_device *pdev) mutex_init(&wm9713->lock); + wm9713->mfd_pdata = dev_get_platdata(&pdev->dev); platform_set_drvdata(pdev, wm9713); return snd_soc_register_codec(&pdev->dev,