AMD SOF based generic SoundWire machine driver

include/sound/soc-acpi.h

@@ -70,6 +70,7 @@ static inline struct snd_soc_acpi_mach *snd_soc_acpi_codec_list(void *arg)
  * @dai_drivers: pointer to dai_drivers, used e.g. in nocodec mode
  * @subsystem_vendor: optional PCI SSID vendor value
  * @subsystem_device: optional PCI SSID device value
+ * @subsystem_rev: optional PCI SSID revision value
  * @subsystem_id_set: true if a value has been written to
  *		      subsystem_vendor and subsystem_device.
  */
@@ -86,6 +87,7 @@ struct snd_soc_acpi_mach_params {
 	struct snd_soc_dai_driver *dai_drivers;
 	unsigned short subsystem_vendor;
 	unsigned short subsystem_device;
+	unsigned short subsystem_rev;
 	bool subsystem_id_set;
 };
 

include/sound/soc_sdw_utils.h

@@ -0,0 +1,216 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * This file incorporates work covered by the following copyright notice:
+ * Copyright (c) 2020 Intel Corporation
+ * Copyright(c) 2024 Advanced Micro Devices, Inc.
+ *
+ */
+
+#ifndef SOC_SDW_UTILS_H
+#define SOC_SDW_UTILS_H
+
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+
+#define SOC_SDW_MAX_DAI_NUM             8
+#define SOC_SDW_MAX_NO_PROPS		2
+#define SOC_SDW_JACK_JDSRC(quirk)	((quirk) & GENMASK(3, 0))
+
+/* If a CODEC has an optional speaker output, this quirk will enable it */
+#define SOC_SDW_CODEC_SPKR			BIT(15)
+/*
+ * If the CODEC has additional devices attached directly to it.
+ *
+ * For the cs42l43:
+ *   - 0 - No speaker output
+ *   - SOC_SDW_CODEC_SPKR - CODEC internal speaker
+ *   - SOC_SDW_SIDECAR_AMPS - 2x Sidecar amplifiers + CODEC internal speaker
+ *   - SOC_SDW_CODEC_SPKR | SOF_SIDECAR_AMPS - Not currently supported
+ */
+#define SOC_SDW_SIDECAR_AMPS		BIT(16)
+
+#define SOC_SDW_UNUSED_DAI_ID		-1
+#define SOC_SDW_JACK_OUT_DAI_ID		0
+#define SOC_SDW_JACK_IN_DAI_ID		1
+#define SOC_SDW_AMP_OUT_DAI_ID		2
+#define SOC_SDW_AMP_IN_DAI_ID		3
+#define SOC_SDW_DMIC_DAI_ID		4
+
+#define SOC_SDW_DAI_TYPE_JACK		0
+#define SOC_SDW_DAI_TYPE_AMP		1
+#define SOC_SDW_DAI_TYPE_MIC		2
+
+struct asoc_sdw_codec_info;
+
+struct asoc_sdw_dai_info {
+	const bool direction[2]; /* playback & capture support */
+	const char *dai_name;
+	const int dai_type;
+	const int dailink[2]; /* dailink id for each direction */
+	const struct snd_kcontrol_new *controls;
+	const int num_controls;
+	const struct snd_soc_dapm_widget *widgets;
+	const int num_widgets;
+	int  (*init)(struct snd_soc_card *card,
+		     struct snd_soc_dai_link *dai_links,
+		     struct asoc_sdw_codec_info *info,
+		     bool playback);
+	int (*exit)(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link);
+	int (*rtd_init)(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+	bool rtd_init_done; /* Indicate that the rtd_init callback is done */
+	unsigned long quirk;
+};
+
+struct asoc_sdw_codec_info {
+	const int part_id;
+	const int version_id;
+	const char *codec_name;
+	int amp_num;
+	const u8 acpi_id[ACPI_ID_LEN];
+	const bool ignore_internal_dmic;
+	const struct snd_soc_ops *ops;
+	struct asoc_sdw_dai_info dais[SOC_SDW_MAX_DAI_NUM];
+	const int dai_num;
+
+	int (*codec_card_late_probe)(struct snd_soc_card *card);
+
+	int  (*count_sidecar)(struct snd_soc_card *card,
+			      int *num_dais, int *num_devs);
+	int  (*add_sidecar)(struct snd_soc_card *card,
+			    struct snd_soc_dai_link **dai_links,
+			    struct snd_soc_codec_conf **codec_conf);
+};
+
+struct asoc_sdw_mc_private {
+	struct snd_soc_card card;
+	struct snd_soc_jack sdw_headset;
+	struct device *headset_codec_dev; /* only one headset per card */
+	struct device *amp_dev1, *amp_dev2;
+	bool append_dai_type;
+	bool ignore_internal_dmic;
+	void *private;
+	unsigned long mc_quirk;
+	int codec_info_list_count;
+};
+
+extern struct asoc_sdw_codec_info codec_info_list[];
+int asoc_sdw_get_codec_info_list_count(void);
+
+int asoc_sdw_startup(struct snd_pcm_substream *substream);
+int asoc_sdw_prepare(struct snd_pcm_substream *substream);
+int asoc_sdw_prepare(struct snd_pcm_substream *substream);
+int asoc_sdw_trigger(struct snd_pcm_substream *substream, int cmd);
+int asoc_sdw_hw_params(struct snd_pcm_substream *substream,
+		       struct snd_pcm_hw_params *params);
+int asoc_sdw_hw_free(struct snd_pcm_substream *substream);
+void asoc_sdw_shutdown(struct snd_pcm_substream *substream);
+
+const char *asoc_sdw_get_codec_name(struct device *dev,
+				    const struct asoc_sdw_codec_info *codec_info,
+				    const struct snd_soc_acpi_link_adr *adr_link,
+				    int adr_index);
+
+struct asoc_sdw_codec_info *asoc_sdw_find_codec_info_part(const u64 adr);
+
+struct asoc_sdw_codec_info *asoc_sdw_find_codec_info_acpi(const u8 *acpi_id);
+
+struct asoc_sdw_codec_info *asoc_sdw_find_codec_info_dai(const char *dai_name,
+							 int *dai_index);
+
+struct snd_soc_dai_link *asoc_sdw_mc_find_codec_dai_used(struct snd_soc_card *card,
+							 const char *dai_name);
+
+void asoc_sdw_mc_dailink_exit_loop(struct snd_soc_card *card);
+
+int asoc_sdw_card_late_probe(struct snd_soc_card *card);
+
+void asoc_sdw_init_dai_link(struct device *dev, struct snd_soc_dai_link *dai_links,
+			    int *be_id, char *name, int playback, int capture,
+			    struct snd_soc_dai_link_component *cpus, int cpus_num,
+			    struct snd_soc_dai_link_component *platform_component,
+			    int num_platforms, struct snd_soc_dai_link_component *codecs,
+			    int codecs_num, int (*init)(struct snd_soc_pcm_runtime *rtd),
+			    const struct snd_soc_ops *ops);
+
+int asoc_sdw_init_simple_dai_link(struct device *dev, struct snd_soc_dai_link *dai_links,
+				  int *be_id, char *name, int playback, int capture,
+				  const char *cpu_dai_name, const char *platform_comp_name,
+				  int num_platforms, const char *codec_name,
+				  const char *codec_dai_name,
+				  int (*init)(struct snd_soc_pcm_runtime *rtd),
+				  const struct snd_soc_ops *ops);
+
+int asoc_sdw_rtd_init(struct snd_soc_pcm_runtime *rtd);
+
+/* DMIC support */
+int asoc_sdw_dmic_init(struct snd_soc_pcm_runtime *rtd);
+
+/* RT711 support */
+int asoc_sdw_rt711_init(struct snd_soc_card *card,
+			struct snd_soc_dai_link *dai_links,
+			struct asoc_sdw_codec_info *info,
+			bool playback);
+int asoc_sdw_rt711_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link);
+
+/* RT711-SDCA support */
+int asoc_sdw_rt_sdca_jack_init(struct snd_soc_card *card,
+			       struct snd_soc_dai_link *dai_links,
+			       struct asoc_sdw_codec_info *info,
+			       bool playback);
+int asoc_sdw_rt_sdca_jack_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link);
+
+/* RT1308 I2S support */
+extern const struct snd_soc_ops soc_sdw_rt1308_i2s_ops;
+
+/* generic amp support */
+int asoc_sdw_rt_amp_init(struct snd_soc_card *card,
+			 struct snd_soc_dai_link *dai_links,
+			 struct asoc_sdw_codec_info *info,
+			 bool playback);
+int asoc_sdw_rt_amp_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link);
+
+/* CS42L43 support */
+int asoc_sdw_cs42l43_spk_init(struct snd_soc_card *card,
+			      struct snd_soc_dai_link *dai_links,
+			      struct asoc_sdw_codec_info *info,
+			      bool playback);
+
+/* CS AMP support */
+int asoc_sdw_bridge_cs35l56_count_sidecar(struct snd_soc_card *card,
+					  int *num_dais, int *num_devs);
+int asoc_sdw_bridge_cs35l56_add_sidecar(struct snd_soc_card *card,
+					struct snd_soc_dai_link **dai_links,
+					struct snd_soc_codec_conf **codec_conf);
+int asoc_sdw_bridge_cs35l56_spk_init(struct snd_soc_card *card,
+				     struct snd_soc_dai_link *dai_links,
+				     struct asoc_sdw_codec_info *info,
+				     bool playback);
+
+int asoc_sdw_cs_amp_init(struct snd_soc_card *card,
+			 struct snd_soc_dai_link *dai_links,
+			 struct asoc_sdw_codec_info *info,
+			 bool playback);
+
+/* MAXIM codec support */
+int asoc_sdw_maxim_init(struct snd_soc_card *card,
+			struct snd_soc_dai_link *dai_links,
+			struct asoc_sdw_codec_info *info,
+			bool playback);
+
+/* dai_link init callbacks */
+int asoc_sdw_rt_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt_sdca_jack_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt_amp_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt700_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt711_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt712_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt722_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_rt5682_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_cs42l42_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_cs42l43_hs_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_cs42l43_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_cs42l43_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_cs_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+int asoc_sdw_maxim_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai);
+
+#endif

sound/soc/Kconfig

@@ -126,6 +126,8 @@ source "sound/soc/xtensa/Kconfig"
 # Supported codecs
 source "sound/soc/codecs/Kconfig"
 
+source "sound/soc/sdw_utils/Kconfig"
+
 # generic frame-work
 source "sound/soc/generic/Kconfig"
 

sound/soc/Makefile

@@ -75,3 +75,4 @@ obj-$(CONFIG_SND_SOC)	+= uniphier/
 obj-$(CONFIG_SND_SOC)	+= ux500/
 obj-$(CONFIG_SND_SOC)	+= xilinx/
 obj-$(CONFIG_SND_SOC)	+= xtensa/
+obj-$(CONFIG_SND_SOC)	+= sdw_utils/

sound/soc/amd/acp/Kconfig

@@ -13,6 +13,10 @@ config SND_SOC_AMD_ACP_COMMON
 	  This option enables common modules for Audio-Coprocessor i.e. ACP
 	  IP block on AMD platforms.
 
+config SND_SOC_ACPI_AMD_MATCH
+	tristate
+	select SND_SOC_ACPI if ACPI
+
 if SND_SOC_AMD_ACP_COMMON
 
 config SND_SOC_AMD_ACP_PDM
@@ -115,6 +119,24 @@ config SND_SOC_AMD_SOF_MACH
 	help
 	  This option enables SOF sound card support for ACP audio.
 
+config SND_SOC_AMD_SOF_SDW_MACH
+	tristate "AMD SOF Soundwire Machine Driver Support"
+	depends on X86 && PCI && ACPI
+	depends on SOUNDWIRE
+	select SND_SOC_SDW_UTILS
+	select SND_SOC_DMIC
+	select SND_SOC_RT711_SDW
+	select SND_SOC_RT711_SDCA_SDW
+	select SND_SOC_RT1316_SDW
+	select SND_SOC_RT715_SDW
+	select SND_SOC_RT715_SDCA_SDW
+	help
+	  This option enables SOF sound card support for SoundWire enabled
+	  AMD platforms along with ACP PDM controller.
+	  Say Y if you want to enable SoundWire based machine driver support
+	  on AMD platform.
+	  If unsure select "N".
+
 endif # SND_SOC_AMD_ACP_COMMON
 
 config SND_AMD_SOUNDWIRE_ACPI

sound/soc/amd/acp/Makefile

@@ -22,6 +22,8 @@ snd-acp70-y := acp70.o
 snd-acp-mach-y     := acp-mach-common.o
 snd-acp-legacy-mach-y     := acp-legacy-mach.o acp3x-es83xx/acp3x-es83xx.o
 snd-acp-sof-mach-y     := acp-sof-mach.o
+snd-soc-acpi-amd-match-y := amd-acp63-acpi-match.o
+snd-acp-sdw-sof-mach-y += acp-sdw-sof-mach.o
 
 obj-$(CONFIG_SND_SOC_AMD_ACP_PCM) += snd-acp-pcm.o
 obj-$(CONFIG_SND_SOC_AMD_ACP_I2S) += snd-acp-i2s.o
@@ -38,3 +40,5 @@ obj-$(CONFIG_SND_AMD_SOUNDWIRE_ACPI) += snd-amd-sdw-acpi.o
 obj-$(CONFIG_SND_SOC_AMD_MACH_COMMON) += snd-acp-mach.o
 obj-$(CONFIG_SND_SOC_AMD_LEGACY_MACH) += snd-acp-legacy-mach.o
 obj-$(CONFIG_SND_SOC_AMD_SOF_MACH) += snd-acp-sof-mach.o
+obj-$(CONFIG_SND_SOC_ACPI_AMD_MATCH) += snd-soc-acpi-amd-match.o
+obj-$(CONFIG_SND_SOC_AMD_SOF_SDW_MACH) += snd-acp-sdw-sof-mach.o