From patchwork Fri Mar 6 22:29:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 203696 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76123C10DCE for ; Fri, 6 Mar 2020 22:29:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4063520705 for ; Fri, 6 Mar 2020 22:29:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=crapouillou.net header.i=@crapouillou.net header.b="aofibF9T" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727005AbgCFW36 (ORCPT ); Fri, 6 Mar 2020 17:29:58 -0500 Received: from outils.crapouillou.net ([89.234.176.41]:48288 "EHLO crapouillou.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726968AbgCFW36 (ORCPT ); Fri, 6 Mar 2020 17:29:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1583533781; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KYpwDP7uSX0WQKMOu9T+wZZUfdnqJXfPhxn6hjS/0i4=; b=aofibF9TJUEn7bffsrQZNJVBY2PplI8NSpd5EiO3tJ0QhnBr1WeOotOJkChPg81j7jnLjG aKmK+rtTgEzBqRwRqd58dtGwfxKLM49y8Z/MWrEhEHwHQs4pyP3Z2e/wc3qiXh6OI1xly+ 02PaCSvEp1QW4VBIOYg4YNgN88MbLdY= From: Paul Cercueil To: Liam Girdwood , Mark Brown , Rob Herring , Mark Rutland , Jaroslav Kysela , Takashi Iwai Cc: alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, od@zcrc.me, Zhou Yanjie , Paul Cercueil Subject: [PATCH 4/6] ASoC: jz4740-i2s: Avoid passing enum as match data Date: Fri, 6 Mar 2020 23:29:29 +0100 Message-Id: <20200306222931.39664-4-paul@crapouillou.net> In-Reply-To: <20200306222931.39664-1-paul@crapouillou.net> References: <20200306222931.39664-1-paul@crapouillou.net> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Instead of passing an enum as match data, and checking its value in the probe to register one or the other dai, pass a pointer to a struct i2s_soc_info, which contains all the information relative to one SoC. Signed-off-by: Paul Cercueil --- sound/soc/jz4740/jz4740-i2s.c | 36 ++++++++++++++++++++++------------- 1 file changed, 23 insertions(+), 13 deletions(-) diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c index b7e5056a8fde..3f9b2e1b4747 100644 --- a/sound/soc/jz4740/jz4740-i2s.c +++ b/sound/soc/jz4740/jz4740-i2s.c @@ -93,6 +93,11 @@ enum jz47xx_i2s_version { JZ_I2S_JZ4780, }; +struct i2s_soc_info { + enum jz47xx_i2s_version version; + struct snd_soc_dai_driver *dai; +}; + struct jz4740_i2s { struct resource *mem; void __iomem *base; @@ -104,7 +109,7 @@ struct jz4740_i2s { struct snd_dmaengine_dai_dma_data playback_dma_data; struct snd_dmaengine_dai_dma_data capture_dma_data; - enum jz47xx_i2s_version version; + const struct i2s_soc_info *soc_info; }; static inline uint32_t jz4740_i2s_read(const struct jz4740_i2s *i2s, @@ -284,7 +289,7 @@ static int jz4740_i2s_hw_params(struct snd_pcm_substream *substream, ctrl &= ~JZ_AIC_CTRL_INPUT_SAMPLE_SIZE_MASK; ctrl |= sample_size << JZ_AIC_CTRL_INPUT_SAMPLE_SIZE_OFFSET; - if (i2s->version >= JZ_I2S_JZ4780) { + if (i2s->soc_info->version >= JZ_I2S_JZ4780) { div_reg &= ~I2SDIV_IDV_MASK; div_reg |= (div - 1) << I2SDIV_IDV_SHIFT; } else { @@ -398,7 +403,7 @@ static int jz4740_i2s_dai_probe(struct snd_soc_dai *dai) snd_soc_dai_init_dma_data(dai, &i2s->playback_dma_data, &i2s->capture_dma_data); - if (i2s->version >= JZ_I2S_JZ4780) { + if (i2s->soc_info->version >= JZ_I2S_JZ4780) { conf = (7 << JZ4780_AIC_CONF_FIFO_RX_THRESHOLD_OFFSET) | (8 << JZ4780_AIC_CONF_FIFO_TX_THRESHOLD_OFFSET) | JZ_AIC_CONF_OVERFLOW_PLAY_LAST | @@ -457,6 +462,11 @@ static struct snd_soc_dai_driver jz4740_i2s_dai = { .ops = &jz4740_i2s_dai_ops, }; +static const struct i2s_soc_info jz4740_i2s_soc_info = { + .version = JZ_I2S_JZ4740, + .dai = &jz4740_i2s_dai, +}; + static struct snd_soc_dai_driver jz4780_i2s_dai = { .probe = jz4740_i2s_dai_probe, .remove = jz4740_i2s_dai_remove, @@ -475,6 +485,11 @@ static struct snd_soc_dai_driver jz4780_i2s_dai = { .ops = &jz4740_i2s_dai_ops, }; +static const struct i2s_soc_info jz4780_i2s_soc_info = { + .version = JZ_I2S_JZ4780, + .dai = &jz4780_i2s_dai, +}; + static const struct snd_soc_component_driver jz4740_i2s_component = { .name = "jz4740-i2s", .suspend = jz4740_i2s_suspend, @@ -483,8 +498,8 @@ static const struct snd_soc_component_driver jz4740_i2s_component = { #ifdef CONFIG_OF static const struct of_device_id jz4740_of_matches[] = { - { .compatible = "ingenic,jz4740-i2s", .data = (void *)JZ_I2S_JZ4740 }, - { .compatible = "ingenic,jz4780-i2s", .data = (void *)JZ_I2S_JZ4780 }, + { .compatible = "ingenic,jz4740-i2s", .data = &jz4740_i2s_soc_info }, + { .compatible = "ingenic,jz4780-i2s", .data = &jz4780_i2s_soc_info }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, jz4740_of_matches); @@ -501,7 +516,7 @@ static int jz4740_i2s_dev_probe(struct platform_device *pdev) if (!i2s) return -ENOMEM; - i2s->version = (enum jz47xx_i2s_version)of_device_get_match_data(dev); + i2s->soc_info = device_get_match_data(dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); i2s->base = devm_ioremap_resource(dev, mem); @@ -520,13 +535,8 @@ static int jz4740_i2s_dev_probe(struct platform_device *pdev) platform_set_drvdata(pdev, i2s); - if (i2s->version == JZ_I2S_JZ4780) - ret = devm_snd_soc_register_component(dev, - &jz4740_i2s_component, &jz4780_i2s_dai, 1); - else - ret = devm_snd_soc_register_component(dev, - &jz4740_i2s_component, &jz4740_i2s_dai, 1); - + ret = devm_snd_soc_register_component(dev, &jz4740_i2s_component, + i2s->soc_info->dai, 1); if (ret) return ret;