From patchwork Wed Sep 13 19:37:21 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Jarzmik X-Patchwork-Id: 9951943 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 AEDBD603F4 for ; Wed, 13 Sep 2017 19:38:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9F78128AB6 for ; Wed, 13 Sep 2017 19:38:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 936FC28C54; Wed, 13 Sep 2017 19:38:37 +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 325EB28CEB for ; Wed, 13 Sep 2017 19:38:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752070AbdIMTiB (ORCPT ); Wed, 13 Sep 2017 15:38:01 -0400 Received: from smtp10.smtpout.orange.fr ([80.12.242.132]:50231 "EHLO smtp.smtpout.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752043AbdIMTh7 (ORCPT ); Wed, 13 Sep 2017 15:37:59 -0400 Received: from belgarion.home ([90.55.206.157]) by mwinf5d86 with ME id 97de1w00E3QH74y037dw8D; Wed, 13 Sep 2017 21:37:57 +0200 X-ME-Helo: belgarion.home X-ME-Auth: amFyem1pay5yb2JlcnRAb3JhbmdlLmZy X-ME-Date: Wed, 13 Sep 2017 21:37:57 +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 6/8] ASoC: wm9705: add private structure Date: Wed, 13 Sep 2017 21:37:21 +0200 Message-Id: <20170913193723.16234-7-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 a private data structure. This is a preparation for a codec which would need an another data on top of snd_ac97, which will be the case when an MFD wm97xx device will probe wm9705. Signed-off-by: Robert Jarzmik Acked-by: Charles Keepax --- sound/soc/codecs/wm9705.c | 36 ++++++++++++++++++++++++------------ 1 file changed, 24 insertions(+), 12 deletions(-) diff --git a/sound/soc/codecs/wm9705.c b/sound/soc/codecs/wm9705.c index f6d5c0f2aea5..08477d040028 100644 --- a/sound/soc/codecs/wm9705.c +++ b/sound/soc/codecs/wm9705.c @@ -24,6 +24,10 @@ #define WM9705_VENDOR_ID 0x574d4c05 #define WM9705_VENDOR_ID_MASK 0xffffffff +struct wm9705_priv { + struct snd_ac97 *ac97; +}; + static const struct reg_default wm9705_reg_defaults[] = { { 0x02, 0x8000 }, { 0x04, 0x8000 }, @@ -292,10 +296,10 @@ static int wm9705_soc_suspend(struct snd_soc_codec *codec) static int wm9705_soc_resume(struct snd_soc_codec *codec) { - struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec); + struct wm9705_priv *wm9705 = snd_soc_codec_get_drvdata(codec); int ret; - ret = snd_ac97_reset(ac97, true, WM9705_VENDOR_ID, + ret = snd_ac97_reset(wm9705->ac97, true, WM9705_VENDOR_ID, WM9705_VENDOR_ID_MASK); if (ret < 0) return ret; @@ -311,38 +315,38 @@ static int wm9705_soc_resume(struct snd_soc_codec *codec) static int wm9705_soc_probe(struct snd_soc_codec *codec) { - struct snd_ac97 *ac97; + struct wm9705_priv *wm9705 = snd_soc_codec_get_drvdata(codec); struct regmap *regmap; int ret; - ac97 = snd_soc_new_ac97_codec(codec, WM9705_VENDOR_ID, - WM9705_VENDOR_ID_MASK); - if (IS_ERR(ac97)) { + wm9705->ac97 = snd_soc_new_ac97_codec(codec, WM9705_VENDOR_ID, + WM9705_VENDOR_ID_MASK); + if (IS_ERR(wm9705->ac97)) { dev_err(codec->dev, "Failed to register AC97 codec\n"); - return PTR_ERR(ac97); + return PTR_ERR(wm9705->ac97); } - regmap = regmap_init_ac97(ac97, &wm9705_regmap_config); + regmap = regmap_init_ac97(wm9705->ac97, &wm9705_regmap_config); if (IS_ERR(regmap)) { ret = PTR_ERR(regmap); goto err_free_ac97_codec; } - snd_soc_codec_set_drvdata(codec, ac97); + snd_soc_codec_set_drvdata(codec, wm9705->ac97); snd_soc_codec_init_regmap(codec, regmap); return 0; err_free_ac97_codec: - snd_soc_free_ac97_codec(ac97); + snd_soc_free_ac97_codec(wm9705->ac97); return ret; } static int wm9705_soc_remove(struct snd_soc_codec *codec) { - struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec); + struct wm9705_priv *wm9705 = snd_soc_codec_get_drvdata(codec); snd_soc_codec_exit_regmap(codec); - snd_soc_free_ac97_codec(ac97); + snd_soc_free_ac97_codec(wm9705->ac97); return 0; } @@ -364,6 +368,14 @@ static const struct snd_soc_codec_driver soc_codec_dev_wm9705 = { static int wm9705_probe(struct platform_device *pdev) { + struct wm9705_priv *wm9705; + + wm9705 = devm_kzalloc(&pdev->dev, sizeof(*wm9705), GFP_KERNEL); + if (wm9705 == NULL) + return -ENOMEM; + + platform_set_drvdata(pdev, wm9705); + return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm9705, wm9705_dai, ARRAY_SIZE(wm9705_dai)); }