From patchwork Wed Jan 3 04:56:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Ughreja, Rakesh A" X-Patchwork-Id: 10141693 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 C71B26063B for ; Wed, 3 Jan 2018 05:01:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BD81228F01 for ; Wed, 3 Jan 2018 05:01:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B19B528F0B; Wed, 3 Jan 2018 05:01:43 +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=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham 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 AB35828F06 for ; Wed, 3 Jan 2018 05:01:42 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id E7BFD26761D; Wed, 3 Jan 2018 05:53:40 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 2C93C267617; Wed, 3 Jan 2018 05:53:39 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by alsa0.perex.cz (Postfix) with ESMTP id 741082675E6 for ; Wed, 3 Jan 2018 05:53:11 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Jan 2018 20:53:10 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,500,1508828400"; d="scan'208";a="7614170" Received: from raughrej-desk.iind.intel.com ([10.223.84.131]) by orsmga008.jf.intel.com with ESMTP; 02 Jan 2018 20:53:07 -0800 From: Rakesh Ughreja To: alsa-devel@alsa-project.org, broonie@kernel.org, tiwai@suse.de, liam.r.girdwood@linux.intel.com Date: Wed, 3 Jan 2018 10:26:14 +0530 Message-Id: <1514955382-742-2-git-send-email-rakesh.a.ughreja@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1514955382-742-1-git-send-email-rakesh.a.ughreja@intel.com> References: <1514955382-742-1-git-send-email-rakesh.a.ughreja@intel.com> Cc: vinod.koul@intel.com, patches.audio@intel.com, Rakesh Ughreja , pierre-louis.bossart@linux.intel.com Subject: [alsa-devel] [RFC v5 1/9] ASoC: Intel: Boards: Machine driver for Intel platforms 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: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP Add machine driver for Intel platforms (SKL/KBL) with HDA and iDisp codecs. This patch adds support for only iDisp (HDMI/DP) codec. In the following patch support for HDA codec will be added. This should work for other Intel platforms as well e.g. BXT,GLK,CNL however this series is not tested on all the platforms. Signed-off-by: Rakesh Ughreja --- sound/soc/intel/boards/Kconfig | 10 +++ sound/soc/intel/boards/Makefile | 2 + sound/soc/intel/boards/skl_hda_dsp_common.c | 120 +++++++++++++++++++++++++++ sound/soc/intel/boards/skl_hda_dsp_common.h | 34 ++++++++ sound/soc/intel/boards/skl_hda_dsp_generic.c | 103 +++++++++++++++++++++++ 5 files changed, 269 insertions(+) create mode 100644 sound/soc/intel/boards/skl_hda_dsp_common.c create mode 100644 sound/soc/intel/boards/skl_hda_dsp_common.h create mode 100644 sound/soc/intel/boards/skl_hda_dsp_generic.c diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig index 6f75470..e01137d 100644 --- a/sound/soc/intel/boards/Kconfig +++ b/sound/soc/intel/boards/Kconfig @@ -262,4 +262,14 @@ config SND_SOC_INTEL_KBL_RT5663_RT5514_MAX98927_MACH Say Y if you have such a device. If unsure select "N". +config SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH + tristate "ASoC Audio driver for SKL/KBL with HDA Codecs" + select SND_SOC_INTEL_SST + depends on SND_SOC_INTEL_SKYLAKE + select SND_SOC_HDAC_HDMI + help + This adds support for ASoC Onboard Codec HDA machine driver. This will + create an alsa sound card for HDA Codecs. + Say Y if you have such a device. + If unsure select "N". endif diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile index 69d2dfa..7f6ab8e 100644 --- a/sound/soc/intel/boards/Makefile +++ b/sound/soc/intel/boards/Makefile @@ -17,6 +17,7 @@ snd-soc-sst-byt-cht-nocodec-objs := bytcht_nocodec.o snd-soc-kbl_rt5663_max98927-objs := kbl_rt5663_max98927.o snd-soc-kbl_rt5663_rt5514_max98927-objs := kbl_rt5663_rt5514_max98927.o snd-soc-skl_rt286-objs := skl_rt286.o +snd-soc-skl_hda_dsp-objs := skl_hda_dsp_generic.o skl_hda_dsp_common.o snd-skl_nau88l25_max98357a-objs := skl_nau88l25_max98357a.o snd-soc-skl_nau88l25_ssm4567-objs := skl_nau88l25_ssm4567.o @@ -40,3 +41,4 @@ obj-$(CONFIG_SND_SOC_INTEL_KBL_RT5663_RT5514_MAX98927_MACH) += snd-soc-kbl_rt566 obj-$(CONFIG_SND_SOC_INTEL_SKL_RT286_MACH) += snd-soc-skl_rt286.o obj-$(CONFIG_SND_SOC_INTEL_SKL_NAU88L25_MAX98357A_MACH) += snd-skl_nau88l25_max98357a.o obj-$(CONFIG_SND_SOC_INTEL_SKL_NAU88L25_SSM4567_MACH) += snd-soc-skl_nau88l25_ssm4567.o +obj-$(CONFIG_SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH) += snd-soc-skl_hda_dsp.o diff --git a/sound/soc/intel/boards/skl_hda_dsp_common.c b/sound/soc/intel/boards/skl_hda_dsp_common.c new file mode 100644 index 0000000..5933902 --- /dev/null +++ b/sound/soc/intel/boards/skl_hda_dsp_common.c @@ -0,0 +1,120 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright(c) 2015-17 Intel Corporation. + +/* + * Common functions used in different Intel machine drivers + */ +#include +#include +#include +#include +#include +#include +#include +#include "../../codecs/hdac_hdmi.h" +#include "../skylake/skl.h" +#include "skl_hda_dsp_common.h" + +#define NAME_SIZE 32 + +static struct snd_soc_dai *skl_hda_get_codec_dai(struct snd_soc_card *card, + const char *dai_name) +{ + struct snd_soc_pcm_runtime *rtd; + + list_for_each_entry(rtd, &card->rtd_list, list) { + if (!strcmp(rtd->codec_dai->name, dai_name)) + return rtd->codec_dai; + } + + return NULL; +} + +int skl_hda_hdmi_add_pcm(struct snd_soc_card *card, int device) +{ + char dai_name[NAME_SIZE]; + struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card); + struct skl_hda_hdmi_pcm *pcm; + static int i = 1; /* hdmi codec dai name starts from index 1 */ + + pcm = devm_kzalloc(card->dev, sizeof(*pcm), GFP_KERNEL); + if (!pcm) + return -ENOMEM; + + snprintf(dai_name, sizeof(dai_name), "intel-hdmi-hifi%d", i++); + pcm->codec_dai = skl_hda_get_codec_dai(card, dai_name); + if (!pcm->codec_dai) + return -EINVAL; + + pcm->device = device; + list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); + + return 0; +} + +/* skl_hda_digital audio interface glue - connects codec <--> CPU */ +struct snd_soc_dai_link skl_hda_be_dai_links[HDA_DSP_MAX_BE_DAI_LINKS] = { + + /* Back End DAI links */ + { + .name = "iDisp1", + .id = 1, + .cpu_dai_name = "iDisp1 Pin", + .codec_name = "ehdaudio0D2", + .codec_dai_name = "intel-hdmi-hifi1", + .platform_name = "0000:00:1f.3", + .dpcm_playback = 1, + .no_pcm = 1, + }, + { + .name = "iDisp2", + .id = 2, + .cpu_dai_name = "iDisp2 Pin", + .codec_name = "ehdaudio0D2", + .codec_dai_name = "intel-hdmi-hifi2", + .platform_name = "0000:00:1f.3", + .dpcm_playback = 1, + .no_pcm = 1, + }, + { + .name = "iDisp3", + .id = 3, + .cpu_dai_name = "iDisp3 Pin", + .codec_name = "ehdaudio0D2", + .codec_dai_name = "intel-hdmi-hifi3", + .platform_name = "0000:00:1f.3", + .dpcm_playback = 1, + .no_pcm = 1, + }, +}; + +int skl_hda_hdmi_jack_init(struct snd_soc_card *card) +{ + struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card); + struct skl_hda_hdmi_pcm *pcm; + struct snd_soc_codec *codec = NULL; + int err; + char jack_name[NAME_SIZE]; + + list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { + codec = pcm->codec_dai->codec; + snprintf(jack_name, sizeof(jack_name), + "HDMI/DP, pcm=%d Jack", pcm->device); + err = snd_soc_card_jack_new(card, jack_name, + SND_JACK_AVOUT, &pcm->hdmi_jack, + NULL, 0); + + if (err) + return err; + + err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, + &pcm->hdmi_jack); + if (err < 0) + return err; + } + + if (!codec) + return -EINVAL; + + return hdac_hdmi_jack_port_init(codec, &card->dapm); +} diff --git a/sound/soc/intel/boards/skl_hda_dsp_common.h b/sound/soc/intel/boards/skl_hda_dsp_common.h new file mode 100644 index 0000000..203d527 --- /dev/null +++ b/sound/soc/intel/boards/skl_hda_dsp_common.h @@ -0,0 +1,34 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright(c) 2015-17 Intel Corporation. + +/* + * This file defines data structures used in Machine Driver for Intel + * platforms with HDA Codecs. + */ + +#ifndef __SOUND_SOC_HDA_DSP_COMMON_H +#include +#include +#include +#include +#define __SOUND_SOC_HDA_DSP_COMMON_H + +#define HDA_DSP_MAX_BE_DAI_LINKS 3 + +struct skl_hda_hdmi_pcm { + struct list_head head; + struct snd_soc_dai *codec_dai; + struct snd_soc_jack hdmi_jack; + int device; +}; + +struct skl_hda_private { + struct list_head hdmi_pcm_list; + int pcm_count; +}; + +extern struct snd_soc_dai_link skl_hda_be_dai_links[HDA_DSP_MAX_BE_DAI_LINKS]; +int skl_hda_hdmi_jack_init(struct snd_soc_card *card); +int skl_hda_hdmi_add_pcm(struct snd_soc_card *card, int device); + +#endif /* __SOUND_SOC_HDA_DSP_COMMON_H */ diff --git a/sound/soc/intel/boards/skl_hda_dsp_generic.c b/sound/soc/intel/boards/skl_hda_dsp_generic.c new file mode 100644 index 0000000..07f4eed --- /dev/null +++ b/sound/soc/intel/boards/skl_hda_dsp_generic.c @@ -0,0 +1,103 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright(c) 2015-17 Intel Corporation. + +/* + * Machine Driver for SKL/KBL platforms with HDA Codecs + */ + +#include +#include +#include +#include +#include +#include +#include +#include "../../codecs/hdac_hdmi.h" +#include "../skylake/skl.h" +#include "skl_hda_dsp_common.h" + +static const struct snd_soc_dapm_route skl_hda_map[] = { + + { "hifi3", NULL, "iDisp3 Tx"}, + { "iDisp3 Tx", NULL, "iDisp3_out"}, + { "hifi2", NULL, "iDisp2 Tx"}, + { "iDisp2 Tx", NULL, "iDisp2_out"}, + { "hifi1", NULL, "iDisp1 Tx"}, + { "iDisp1 Tx", NULL, "iDisp1_out"}, + +}; + +static int skl_hda_card_late_probe(struct snd_soc_card *card) +{ + return skl_hda_hdmi_jack_init(card); +} + +static int +skl_hda_add_dai_link(struct snd_soc_card *card, struct snd_soc_dai_link *link) +{ + struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card); + int ret = 0; + + dev_dbg(card->dev, "%s: dai link name - %s\n", __func__, link->name); + link->platform_name = "0000:00:1f.3"; + link->nonatomic = 1; + + if (strstr(link->name, "HDMI")) + ret = skl_hda_hdmi_add_pcm(card, ctx->pcm_count); + ctx->pcm_count++; + + return ret; +} + +static struct snd_soc_card hda_soc_card = { + .name = "skl_hda_card", + .owner = THIS_MODULE, + .dai_link = skl_hda_be_dai_links, + .num_links = ARRAY_SIZE(skl_hda_be_dai_links), + .dapm_routes = skl_hda_map, + .num_dapm_routes = ARRAY_SIZE(skl_hda_map), + .add_dai_link = skl_hda_add_dai_link, + .fully_routed = true, + .late_probe = skl_hda_card_late_probe, +}; + +static int skl_hda_audio_probe(struct platform_device *pdev) +{ + struct skl_hda_private *ctx; + + dev_dbg(&pdev->dev, "%s: machine driver probe got called\n", __func__); + + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC); + if (!ctx) + return -ENOMEM; + + INIT_LIST_HEAD(&ctx->hdmi_pcm_list); + ctx->pcm_count = ARRAY_SIZE(skl_hda_be_dai_links); + + hda_soc_card.dev = &pdev->dev; + snd_soc_card_set_drvdata(&hda_soc_card, ctx); + + return devm_snd_soc_register_card(&pdev->dev, &hda_soc_card); +} + +static const struct platform_device_id skl_hda_board_ids[] = { + { .name = "skl_hda_generic" }, + { } +}; + +static struct platform_driver skl_hda_audio = { + .probe = skl_hda_audio_probe, + .driver = { + .name = "skl_hda_generic", + .pm = &snd_soc_pm_ops, + }, + .id_table = skl_hda_board_ids, +}; + +module_platform_driver(skl_hda_audio) + +/* Module information */ +MODULE_DESCRIPTION("SKL/KBL HDA Generic Machine driver"); +MODULE_AUTHOR("Rakesh Ughreja "); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:skl_hda_generic");