From be3afa120c5f8131ff835a270247b0a9cca0138a Mon Sep 17 00:00:00 2001 From: randerwang Date: Wed, 8 Jul 2020 15:32:15 -0500 Subject: [PATCH] ASoC: Intel: sdw_max98373: add card_late_probe support Disable Left and Right Spk pin after boot so that sof can get suspended. This follows the same logic added to another machine driver with commit 94d2d0897474 ("ASoC: Intel: Boards: tgl_max98373: add dai_trigger function") Signed-off-by: randerwang Signed-off-by: Pierre-Louis Bossart Reviewed-by: Bard Liao Link: https://lore.kernel.org/r/20200708203215.231776-5-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/intel/boards/sof_sdw.c | 19 ++++++++++++++++++- sound/soc/intel/boards/sof_sdw_common.h | 6 ++++++ sound/soc/intel/boards/sof_sdw_max98373.c | 12 ++++++++++++ 3 files changed, 36 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c index 45be9ec6d4ef..be8eccb50450 100644 --- a/sound/soc/intel/boards/sof_sdw.c +++ b/sound/soc/intel/boards/sof_sdw.c @@ -237,6 +237,7 @@ static struct sof_sdw_codec_info codec_info_list[] = { .direction = {true, true}, .dai_name = "max98373-aif1", .init = sof_sdw_mx8373_init, + .codec_card_late_probe = sof_sdw_mx8373_late_probe, }, { .id = 0x5682, @@ -927,13 +928,29 @@ DMIC: return 0; } +static int sof_sdw_card_late_probe(struct snd_soc_card *card) +{ + int i, ret; + + for (i = 0; i < ARRAY_SIZE(codec_info_list); i++) { + if (!codec_info_list[i].late_probe) + continue; + + ret = codec_info_list[i].codec_card_late_probe(card); + if (ret < 0) + return ret; + } + + return sof_sdw_hdmi_card_late_probe(card); +} + /* SoC card */ static const char sdw_card_long_name[] = "Intel Soundwire SOF"; static struct snd_soc_card card_sof_sdw = { .name = "soundwire", .owner = THIS_MODULE, - .late_probe = sof_sdw_hdmi_card_late_probe, + .late_probe = sof_sdw_card_late_probe, .codec_conf = codec_conf, .num_configs = ARRAY_SIZE(codec_conf), }; diff --git a/sound/soc/intel/boards/sof_sdw_common.h b/sound/soc/intel/boards/sof_sdw_common.h index 3f820cf99a89..426017626b16 100644 --- a/sound/soc/intel/boards/sof_sdw_common.h +++ b/sound/soc/intel/boards/sof_sdw_common.h @@ -11,6 +11,7 @@ #include #include +#include #define MAX_NO_PROPS 2 #define MAX_HDMI_NUM 4 @@ -61,6 +62,9 @@ struct sof_sdw_codec_info { struct snd_soc_dai_link *dai_links, struct sof_sdw_codec_info *info, bool playback); + + bool late_probe; + int (*codec_card_late_probe)(struct snd_soc_card *card); }; struct mc_private { @@ -114,6 +118,8 @@ int sof_sdw_mx8373_init(const struct snd_soc_acpi_link_adr *link, struct sof_sdw_codec_info *info, bool playback); +int sof_sdw_mx8373_late_probe(struct snd_soc_card *card); + /* RT5682 support */ int sof_sdw_rt5682_init(const struct snd_soc_acpi_link_adr *link, struct snd_soc_dai_link *dai_links, diff --git a/sound/soc/intel/boards/sof_sdw_max98373.c b/sound/soc/intel/boards/sof_sdw_max98373.c index a38ddc099a95..6437872a9b3d 100644 --- a/sound/soc/intel/boards/sof_sdw_max98373.c +++ b/sound/soc/intel/boards/sof_sdw_max98373.c @@ -68,7 +68,19 @@ int sof_sdw_mx8373_init(const struct snd_soc_acpi_link_adr *link, if (info->amp_num == 2) dai_links->init = spk_init; + info->late_probe = true; + dai_links->ops = &max_98373_sdw_ops; return 0; } + +int sof_sdw_mx8373_late_probe(struct snd_soc_card *card) +{ + struct snd_soc_dapm_context *dapm = &card->dapm; + + /* Disable Left and Right Spk pin after boot */ + snd_soc_dapm_disable_pin(dapm, "Left Spk"); + snd_soc_dapm_disable_pin(dapm, "Right Spk"); + return snd_soc_dapm_sync(dapm); +} -- 2.11.0