From patchwork Thu May 18 01:40:02 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 9732279 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 33B2560230 for ; Thu, 18 May 2017 01:40:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DE86425EF7 for ; Thu, 18 May 2017 01:40:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D2D4228662; Thu, 18 May 2017 01:40:28 +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=-1.8 required=2.0 tests=BAD_ENC_HEADER,BAYES_00, DKIM_SIGNED, RCVD_IN_DNSWL_NONE, T_DKIM_INVALID autolearn=no version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CE04C25EF7 for ; 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20:K+ay0UAwsX8+VexDIXAzZk5sN7wHSC9ht2O129EN9OFGBtq2B8pAezG4na7Yx8qE1/C8QzDFaMGe8yxusdRRStcCMNeA4K5VHqblcY2mmBB1v/GLykGv2/hBJjRCVttPLg51Jj/JvVOuAnruWjdBKTInBWbkeIzNfyBMuOJX00g= X-OriginatorOrg: renesas.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 May 2017 01:40:02.3686 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-Transport-CrossTenantHeadersStamped: HK2PR0601MB1873 Cc: Jose Abreu , Linux-ALSA , Laurent Pinchart , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, Russell King , Simon Subject: [alsa-devel] [PATCH 3/5] ASoC: hdmi-codec: remove multi detection support X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP From: Kuninori Morimoto DesignWare HDMI driver (= dw-hdmi) is supporting HDMI sound, and its probe function was calling sound binding function multiple times as same HDMI device different port. Because of this behavior, commit 9731f82d601 ("ASoC: hdmi-codec: enable multi probe for ...") was added for multi detection case. But, this DesignWare HDMI detection/bind code was exchanged/adjusted by commit 69497eb9234 ("drm: bridge: dw-hdmi: Implement DRM bridge..."). Now, all DesignWare HDMI sound ports are detected as 1 bindng function. Because of this, hdmi-codec multi detection support is no longer needed. Thus, this patch removes commit 9731f82d601 ("ASoC: hdmi-codec: enable multi probe for ..."), and its related commit 340327a62c4 ("ASoC: hdmi-codec: Fix hdmi_of_xlate_dai_name...") commit 8480ac56795 ("ASoC: hdmi-codec: remove HDMI device unregister") commit 0c343a35bfe ("ASoC: hdmi-codec: fix spelling mistake: ...) Signed-off-by: Kuninori Morimoto --- sound/soc/codecs/hdmi-codec.c | 88 ++----------------------------------------- 1 file changed, 3 insertions(+), 85 deletions(-) diff --git a/sound/soc/codecs/hdmi-codec.c b/sound/soc/codecs/hdmi-codec.c index a3f1514..8659b76 100644 --- a/sound/soc/codecs/hdmi-codec.c +++ b/sound/soc/codecs/hdmi-codec.c @@ -25,17 +25,6 @@ #include /* This is only to get MAX_ELD_BYTES */ -struct hdmi_device { - struct device *dev; - struct list_head list; - int cnt; -}; -#define pos_to_hdmi_device(pos) container_of((pos), struct hdmi_device, list) -LIST_HEAD(hdmi_device_list); -static DEFINE_MUTEX(hdmi_mutex); - -#define DAI_NAME_SIZE 16 - #define HDMI_CODEC_CHMAP_IDX_UNKNOWN -1 struct hdmi_codec_channel_map_table { @@ -702,6 +691,7 @@ static int hdmi_codec_pcm_new(struct snd_soc_pcm_runtime *rtd, } static struct snd_soc_dai_driver hdmi_i2s_dai = { + .name = "i2s-hifi", .id = DAI_ID_I2S, .playback = { .stream_name = "Playback", @@ -716,6 +706,7 @@ static int hdmi_codec_pcm_new(struct snd_soc_pcm_runtime *rtd, }; static const struct snd_soc_dai_driver hdmi_spdif_dai = { + .name = "spdif-hifi", .id = DAI_ID_SPDIF, .playback = { .stream_name = "Playback", @@ -728,32 +719,6 @@ static int hdmi_codec_pcm_new(struct snd_soc_pcm_runtime *rtd, .pcm_new = hdmi_codec_pcm_new, }; -static char hdmi_dai_name[][DAI_NAME_SIZE] = { - "hdmi-hifi.0", - "hdmi-hifi.1", - "hdmi-hifi.2", - "hdmi-hifi.3", -}; - -static int hdmi_of_xlate_dai_name(struct snd_soc_component *component, - struct of_phandle_args *args, - const char **dai_name) -{ - int id; - - if (args->args_count) - id = args->args[0]; - else - id = 0; - - if (id < ARRAY_SIZE(hdmi_dai_name)) { - *dai_name = hdmi_dai_name[id]; - return 0; - } - - return -EAGAIN; -} - static struct snd_soc_codec_driver hdmi_codec = { .component_driver = { .controls = hdmi_controls, @@ -762,7 +727,6 @@ static int hdmi_of_xlate_dai_name(struct snd_soc_component *component, .num_dapm_widgets = ARRAY_SIZE(hdmi_widgets), .dapm_routes = hdmi_routes, .num_dapm_routes = ARRAY_SIZE(hdmi_routes), - .of_xlate_dai_name = hdmi_of_xlate_dai_name, }, }; @@ -771,8 +735,6 @@ static int hdmi_codec_probe(struct platform_device *pdev) struct hdmi_codec_pdata *hcd = pdev->dev.platform_data; struct device *dev = &pdev->dev; struct hdmi_codec_priv *hcp; - struct hdmi_device *hd; - struct list_head *pos; int dai_count, i = 0; int ret; @@ -794,35 +756,6 @@ static int hdmi_codec_probe(struct platform_device *pdev) if (!hcp) return -ENOMEM; - hd = NULL; - mutex_lock(&hdmi_mutex); - list_for_each(pos, &hdmi_device_list) { - struct hdmi_device *tmp = pos_to_hdmi_device(pos); - - if (tmp->dev == dev->parent) { - hd = tmp; - break; - } - } - - if (!hd) { - hd = devm_kzalloc(dev, sizeof(*hd), GFP_KERNEL); - if (!hd) { - mutex_unlock(&hdmi_mutex); - return -ENOMEM; - } - - hd->dev = dev->parent; - - list_add_tail(&hd->list, &hdmi_device_list); - } - mutex_unlock(&hdmi_mutex); - - if (hd->cnt >= ARRAY_SIZE(hdmi_dai_name)) { - dev_err(dev, "too many hdmi codec are detected\n"); - return -EINVAL; - } - hcp->hcd = *hcd; mutex_init(&hcp->current_stream_lock); @@ -835,14 +768,11 @@ static int hdmi_codec_probe(struct platform_device *pdev) hcp->daidrv[i] = hdmi_i2s_dai; hcp->daidrv[i].playback.channels_max = hcd->max_i2s_channels; - hcp->daidrv[i].name = hdmi_dai_name[hd->cnt++]; i++; } - if (hcd->spdif) { + if (hcd->spdif) hcp->daidrv[i] = hdmi_spdif_dai; - hcp->daidrv[i].name = hdmi_dai_name[hd->cnt++]; - } ret = snd_soc_register_codec(dev, &hdmi_codec, hcp->daidrv, dai_count); @@ -859,20 +789,8 @@ static int hdmi_codec_probe(struct platform_device *pdev) static int hdmi_codec_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct list_head *pos; struct hdmi_codec_priv *hcp; - mutex_lock(&hdmi_mutex); - list_for_each(pos, &hdmi_device_list) { - struct hdmi_device *tmp = pos_to_hdmi_device(pos); - - if (tmp->dev == dev->parent) { - list_del(pos); - break; - } - } - mutex_unlock(&hdmi_mutex); - hcp = dev_get_drvdata(dev); kfree(hcp->chmap_info); snd_soc_unregister_codec(dev);