diff options
Diffstat (limited to 'sound/soc/intel/boards/sof_sdw_rt1316.c')
| -rw-r--r-- | sound/soc/intel/boards/sof_sdw_rt1316.c | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/sound/soc/intel/boards/sof_sdw_rt1316.c b/sound/soc/intel/boards/sof_sdw_rt1316.c deleted file mode 100644 index f6bbea0d3810..000000000000 --- a/sound/soc/intel/boards/sof_sdw_rt1316.c +++ /dev/null @@ -1,239 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -// Copyright (c) 2020 Intel Corporation - -/* - * sof_sdw_rt1316 - Helpers to handle RT1316 from generic machine driver - */ - -#include <linux/device.h> -#include <linux/errno.h> -#include <sound/control.h> -#include <sound/soc.h> -#include <sound/soc-acpi.h> -#include <sound/soc-dapm.h> -#include <linux/soundwire/sdw.h> -#include <linux/soundwire/sdw_type.h> -#include <linux/dmi.h> -#include "sof_sdw_common.h" -#include "sof_sdw_amp_coeff_tables.h" - -struct rt1316_platform_data { - const unsigned char *bq_params; - const unsigned int bq_params_cnt; -}; - -static const struct rt1316_platform_data dell_0b00_platform_data = { - .bq_params = dell_0b00_bq_params, - .bq_params_cnt = ARRAY_SIZE(dell_0b00_bq_params), -}; - -static const struct dmi_system_id dmi_platform_data[] = { - /* AlderLake devices */ - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B00") - }, - .driver_data = (void *)&dell_0b00_platform_data, - }, - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B01") - }, - .driver_data = (void *)&dell_0b00_platform_data, - }, - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AFF") - }, - .driver_data = (void *)&dell_0b00_platform_data, - }, - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AFE") - }, - .driver_data = (void *)&dell_0b00_platform_data, - }, -}; - -static int rt1316_add_device_props(struct device *sdw_dev) -{ - struct property_entry props[3] = {}; - struct fwnode_handle *fwnode; - const struct dmi_system_id *dmi_data; - const struct rt1316_platform_data *pdata; - unsigned char params[RT1316_MAX_BQ_REG]; - int ret; - - dmi_data = dmi_first_match(dmi_platform_data); - if (!dmi_data) - return 0; - - pdata = dmi_data->driver_data; - memcpy(¶ms, pdata->bq_params, sizeof(unsigned char) * pdata->bq_params_cnt); - - props[0] = PROPERTY_ENTRY_U8_ARRAY("realtek,bq-params", params); - props[1] = PROPERTY_ENTRY_U32("realtek,bq-params-cnt", pdata->bq_params_cnt); - - fwnode = fwnode_create_software_node(props, NULL); - if (IS_ERR(fwnode)) - return PTR_ERR(fwnode); - - ret = device_add_software_node(sdw_dev, to_software_node(fwnode)); - - fwnode_handle_put(fwnode); - - return ret; -} - -static const struct snd_soc_dapm_widget rt1316_widgets[] = { - SND_SOC_DAPM_SPK("Speaker", NULL), -}; - -/* - * dapm routes for rt1316 will be registered dynamically according - * to the number of rt1316 used. The first two entries will be registered - * for one codec case, and the last two entries are also registered - * if two 1316s are used. - */ -static const struct snd_soc_dapm_route rt1316_map[] = { - { "Speaker", NULL, "rt1316-1 SPOL" }, - { "Speaker", NULL, "rt1316-1 SPOR" }, - { "Speaker", NULL, "rt1316-2 SPOL" }, - { "Speaker", NULL, "rt1316-2 SPOR" }, -}; - -static const struct snd_kcontrol_new rt1316_controls[] = { - SOC_DAPM_PIN_SWITCH("Speaker"), -}; - -static int first_spk_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_card *card = rtd->card; - int ret; - - card->components = devm_kasprintf(card->dev, GFP_KERNEL, - "%s spk:rt1316", - card->components); - if (!card->components) - return -ENOMEM; - - ret = snd_soc_add_card_controls(card, rt1316_controls, - ARRAY_SIZE(rt1316_controls)); - if (ret) { - dev_err(card->dev, "rt1316 controls addition failed: %d\n", ret); - return ret; - } - - ret = snd_soc_dapm_new_controls(&card->dapm, rt1316_widgets, - ARRAY_SIZE(rt1316_widgets)); - if (ret) { - dev_err(card->dev, "rt1316 widgets addition failed: %d\n", ret); - return ret; - } - - ret = snd_soc_dapm_add_routes(&card->dapm, rt1316_map, 2); - if (ret) - dev_err(rtd->dev, "failed to add first SPK map: %d\n", ret); - - return ret; -} - -static int second_spk_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_card *card = rtd->card; - int ret; - - ret = snd_soc_dapm_add_routes(&card->dapm, rt1316_map + 2, 2); - if (ret) - dev_err(rtd->dev, "failed to add second SPK map: %d\n", ret); - - return ret; -} - -static int all_spk_init(struct snd_soc_pcm_runtime *rtd) -{ - int ret; - - ret = first_spk_init(rtd); - if (ret) - return ret; - - return second_spk_init(rtd); -} - -int sof_sdw_rt1316_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link) -{ - struct mc_private *ctx = snd_soc_card_get_drvdata(card); - - if (ctx->amp_dev1) { - device_remove_software_node(ctx->amp_dev1); - put_device(ctx->amp_dev1); - } - - if (ctx->amp_dev2) { - device_remove_software_node(ctx->amp_dev2); - put_device(ctx->amp_dev2); - } - - return 0; -} - -int sof_sdw_rt1316_init(struct snd_soc_card *card, - const struct snd_soc_acpi_link_adr *link, - struct snd_soc_dai_link *dai_links, - struct sof_sdw_codec_info *info, - bool playback) -{ - struct mc_private *ctx = snd_soc_card_get_drvdata(card); - struct device *sdw_dev1, *sdw_dev2; - int ret; - - /* Count amp number and do init on playback link only. */ - if (!playback) - return 0; - - info->amp_num++; - if (info->amp_num == 1) - dai_links->init = first_spk_init; - - if (info->amp_num == 2) { - sdw_dev1 = bus_find_device_by_name(&sdw_bus_type, NULL, dai_links->codecs[0].name); - if (!sdw_dev1) - return -EPROBE_DEFER; - - ret = rt1316_add_device_props(sdw_dev1); - if (ret < 0) { - put_device(sdw_dev1); - return ret; - } - ctx->amp_dev1 = sdw_dev1; - - sdw_dev2 = bus_find_device_by_name(&sdw_bus_type, NULL, dai_links->codecs[1].name); - if (!sdw_dev2) - return -EPROBE_DEFER; - - ret = rt1316_add_device_props(sdw_dev2); - if (ret < 0) { - put_device(sdw_dev2); - return ret; - } - ctx->amp_dev2 = sdw_dev2; - - /* - * if two 1316s are in one dai link, the init function - * in this dai link will be first set for the first speaker, - * and it should be reset to initialize all speakers when - * the second speaker is found. - */ - if (dai_links->init) - dai_links->init = all_spk_init; - else - dai_links->init = second_spk_init; - } - - return 0; -} |