ASoC: Intel: avs: Add rt298 machine board
To support AVS-rt298 configuration add machine board connecting AVS platform component driver with rt298 codec one. Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com> Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com> Link: https://lore.kernel.org/r/20220511162403.3987658-9-cezary.rojewski@intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -46,4 +46,14 @@ config SND_SOC_INTEL_AVS_MACH_RT286
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Say Y or m if you have such a device. This is a recommended option.
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If unsure select "N".
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config SND_SOC_INTEL_AVS_MACH_RT298
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tristate "rt298 in I2S mode"
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depends on I2C
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depends on MFD_INTEL_LPSS || COMPILE_TEST
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select SND_SOC_RT298
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help
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This adds support for ASoC machine driver with RT298 I2S audio codec.
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Say Y or m if you have such a device. This is a recommended option.
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If unsure select "N".
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endmenu
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@ -5,9 +5,11 @@ snd-soc-avs-hdaudio-objs := hdaudio.o
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snd-soc-avs-i2s-test-objs := i2s_test.o
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snd-soc-avs-rt274-objs := rt274.o
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snd-soc-avs-rt286-objs := rt286.o
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snd-soc-avs-rt298-objs := rt298.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_DMIC) += snd-soc-avs-dmic.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_HDAUDIO) += snd-soc-avs-hdaudio.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_i2s_TEST) += snd-soc-avs-i2s-test.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT274) += snd-soc-avs-rt274.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT286) += snd-soc-avs-rt286.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT298) += snd-soc-avs-rt298.o
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281
sound/soc/intel/avs/boards/rt298.c
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281
sound/soc/intel/avs/boards/rt298.c
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@ -0,0 +1,281 @@
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// SPDX-License-Identifier: GPL-2.0-only
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//
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// Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
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//
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// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
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// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
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//
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#include <linux/module.h>
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#include <sound/jack.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include <sound/soc-acpi.h>
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#include "../../../codecs/rt298.h"
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static const struct snd_kcontrol_new card_controls[] = {
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SOC_DAPM_PIN_SWITCH("Headphone Jack"),
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SOC_DAPM_PIN_SWITCH("Mic Jack"),
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SOC_DAPM_PIN_SWITCH("Speaker"),
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};
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static const struct snd_soc_dapm_widget card_widgets[] = {
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SND_SOC_DAPM_HP("Headphone Jack", NULL),
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SND_SOC_DAPM_MIC("Mic Jack", NULL),
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SND_SOC_DAPM_SPK("Speaker", NULL),
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};
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static const struct snd_soc_dapm_route card_base_routes[] = {
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/* HP jack connectors - unknown if we have jack detect */
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{"Headphone Jack", NULL, "HPO Pin"},
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{"MIC1", NULL, "Mic Jack"},
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{"Speaker", NULL, "SPOR"},
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{"Speaker", NULL, "SPOL"},
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};
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static struct snd_soc_jack_pin card_headset_pins[] = {
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{
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.pin = "Headphone Jack",
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.mask = SND_JACK_HEADPHONE,
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},
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{
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.pin = "Mic Jack",
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.mask = SND_JACK_MICROPHONE,
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},
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};
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static int avs_rt298_codec_init(struct snd_soc_pcm_runtime *runtime)
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{
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struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
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struct snd_soc_jack_pin *pins;
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struct snd_soc_jack *jack;
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struct snd_soc_card *card = runtime->card;
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int num_pins, ret;
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jack = snd_soc_card_get_drvdata(card);
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num_pins = ARRAY_SIZE(card_headset_pins);
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pins = devm_kmemdup(card->dev, card_headset_pins, sizeof(*pins) * num_pins, GFP_KERNEL);
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if (!pins)
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return -ENOMEM;
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ret = snd_soc_card_jack_new_pins(card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0, jack,
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pins, num_pins);
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if (ret)
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return ret;
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snd_soc_component_set_jack(component, jack, NULL);
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return 0;
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}
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static int avs_rt298_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params)
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{
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struct snd_interval *rate, *channels;
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struct snd_mask *fmt;
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rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
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channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
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fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
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/* The ADSP will convert the FE rate to 48k, stereo */
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rate->min = rate->max = 48000;
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channels->min = channels->max = 2;
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/* set SSP0 to 24 bit */
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snd_mask_none(fmt);
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snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
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return 0;
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}
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static int
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avs_rt298_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
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int ret;
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ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL, 19200000, SND_SOC_CLOCK_IN);
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if (ret < 0)
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dev_err(rtd->dev, "Set codec sysclk failed: %d\n", ret);
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return ret;
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}
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static const struct snd_soc_ops avs_rt298_ops = {
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.hw_params = avs_rt298_hw_params,
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};
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static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,
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struct snd_soc_dai_link **dai_link)
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{
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struct snd_soc_dai_link_component *platform;
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struct snd_soc_dai_link *dl;
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dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
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platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
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if (!dl || !platform)
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return -ENOMEM;
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platform->name = platform_name;
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dl->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_port);
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dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
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dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
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if (!dl->name || !dl->cpus || !dl->codecs)
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return -ENOMEM;
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dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_port);
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dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-INT343A:00");
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dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, "rt298-aif1");
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if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)
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return -ENOMEM;
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dl->num_cpus = 1;
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dl->num_codecs = 1;
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dl->platforms = platform;
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dl->num_platforms = 1;
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dl->id = 0;
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dl->dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS;
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dl->init = avs_rt298_codec_init;
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dl->be_hw_params_fixup = avs_rt298_be_fixup;
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dl->ops = &avs_rt298_ops;
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dl->nonatomic = 1;
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dl->no_pcm = 1;
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dl->dpcm_capture = 1;
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dl->dpcm_playback = 1;
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*dai_link = dl;
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return 0;
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}
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static int avs_create_dapm_routes(struct device *dev, int ssp_port,
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struct snd_soc_dapm_route **routes, int *num_routes)
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{
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struct snd_soc_dapm_route *dr;
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const int num_base = ARRAY_SIZE(card_base_routes);
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const int num_dr = num_base + 2;
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int idx;
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dr = devm_kcalloc(dev, num_dr, sizeof(*dr), GFP_KERNEL);
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if (!dr)
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return -ENOMEM;
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memcpy(dr, card_base_routes, num_base * sizeof(*dr));
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idx = num_base;
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dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "AIF1 Playback");
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dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Tx", ssp_port);
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if (!dr[idx].sink || !dr[idx].source)
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return -ENOMEM;
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idx++;
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dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Rx", ssp_port);
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dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "AIF1 Capture");
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if (!dr[idx].sink || !dr[idx].source)
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return -ENOMEM;
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*routes = dr;
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*num_routes = num_dr;
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return 0;
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}
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static int avs_card_set_jack(struct snd_soc_card *card, struct snd_soc_jack *jack)
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{
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struct snd_soc_component *component;
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for_each_card_components(card, component)
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snd_soc_component_set_jack(component, jack, NULL);
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return 0;
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}
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static int avs_card_remove(struct snd_soc_card *card)
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{
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return avs_card_set_jack(card, NULL);
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}
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static int avs_card_suspend_pre(struct snd_soc_card *card)
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{
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return avs_card_set_jack(card, NULL);
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}
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static int avs_card_resume_post(struct snd_soc_card *card)
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{
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struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);
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return avs_card_set_jack(card, jack);
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}
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static int avs_rt298_probe(struct platform_device *pdev)
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{
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struct snd_soc_dapm_route *routes;
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struct snd_soc_dai_link *dai_link;
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struct snd_soc_acpi_mach *mach;
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struct snd_soc_card *card;
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struct snd_soc_jack *jack;
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struct device *dev = &pdev->dev;
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const char *pname;
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int num_routes, ssp_port, ret;
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mach = dev_get_platdata(dev);
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pname = mach->mach_params.platform;
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ssp_port = __ffs(mach->mach_params.i2s_link_mask);
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ret = avs_create_dai_link(dev, pname, ssp_port, &dai_link);
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if (ret) {
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dev_err(dev, "Failed to create dai link: %d", ret);
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return ret;
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}
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ret = avs_create_dapm_routes(dev, ssp_port, &routes, &num_routes);
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if (ret) {
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dev_err(dev, "Failed to create dapm routes: %d", ret);
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return ret;
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}
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jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);
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card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
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if (!jack || !card)
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return -ENOMEM;
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card->name = "avs_rt298";
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card->dev = dev;
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card->owner = THIS_MODULE;
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card->remove = avs_card_remove;
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card->suspend_pre = avs_card_suspend_pre;
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card->resume_post = avs_card_resume_post;
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card->dai_link = dai_link;
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card->num_links = 1;
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card->controls = card_controls;
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card->num_controls = ARRAY_SIZE(card_controls);
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card->dapm_widgets = card_widgets;
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card->num_dapm_widgets = ARRAY_SIZE(card_widgets);
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card->dapm_routes = routes;
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card->num_dapm_routes = num_routes;
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card->fully_routed = true;
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snd_soc_card_set_drvdata(card, jack);
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ret = snd_soc_fixup_dai_links_platform_name(card, pname);
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if (ret)
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return ret;
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return devm_snd_soc_register_card(dev, card);
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}
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static struct platform_driver avs_rt298_driver = {
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.probe = avs_rt298_probe,
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.driver = {
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.name = "avs_rt298",
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.pm = &snd_soc_pm_ops,
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},
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};
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module_platform_driver(avs_rt298_driver);
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MODULE_LICENSE("GPL");
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MODULE_ALIAS("platform:avs_rt298");
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