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-rw-r--r--sound/soc/amd/acp/Kconfig7
-rw-r--r--sound/soc/amd/acp/Makefile2
-rw-r--r--sound/soc/amd/acp/acp-legacy-common.c96
-rw-r--r--sound/soc/amd/acp/acp-mach-common.c6
-rw-r--r--sound/soc/amd/acp/acp-pci.c9
-rw-r--r--sound/soc/amd/acp/acp-sof-mach.c12
-rw-r--r--sound/soc/amd/acp/amd-sdw-acpi.c62
-rw-r--r--sound/soc/amd/acp/amd.h10
-rw-r--r--sound/soc/amd/acp/chip_offset_byte.h1
9 files changed, 170 insertions, 35 deletions
diff --git a/sound/soc/amd/acp/Kconfig b/sound/soc/amd/acp/Kconfig
index 84c963241d..30590a23ad 100644
--- a/sound/soc/amd/acp/Kconfig
+++ b/sound/soc/amd/acp/Kconfig
@@ -116,3 +116,10 @@ config SND_SOC_AMD_SOF_MACH
This option enables SOF sound card support for ACP audio.
endif # SND_SOC_AMD_ACP_COMMON
+
+config SND_AMD_SOUNDWIRE_ACPI
+ tristate
+ depends on ACPI
+ help
+ This options enables ACPI helper functions for SoundWire
+ interface for AMD platforms.
diff --git a/sound/soc/amd/acp/Makefile b/sound/soc/amd/acp/Makefile
index ff5f7893b8..1fd581a2aa 100644
--- a/sound/soc/amd/acp/Makefile
+++ b/sound/soc/amd/acp/Makefile
@@ -10,6 +10,7 @@ snd-acp-i2s-objs := acp-i2s.o
snd-acp-pdm-objs := acp-pdm.o
snd-acp-legacy-common-objs := acp-legacy-common.o
snd-acp-pci-objs := acp-pci.o
+snd-amd-sdw-acpi-objs := amd-sdw-acpi.o
#platform specific driver
snd-acp-renoir-objs := acp-renoir.o
@@ -33,6 +34,7 @@ obj-$(CONFIG_SND_AMD_ASOC_REMBRANDT) += snd-acp-rembrandt.o
obj-$(CONFIG_SND_AMD_ASOC_ACP63) += snd-acp63.o
obj-$(CONFIG_SND_AMD_ASOC_ACP70) += snd-acp70.o
+obj-$(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
diff --git a/sound/soc/amd/acp/acp-legacy-common.c b/sound/soc/amd/acp/acp-legacy-common.c
index b5aff3f230..3be7c6d55a 100644
--- a/sound/soc/amd/acp/acp-legacy-common.c
+++ b/sound/soc/amd/acp/acp-legacy-common.c
@@ -358,11 +358,25 @@ int smn_read(struct pci_dev *dev, u32 smn_addr)
}
EXPORT_SYMBOL_NS_GPL(smn_read, SND_SOC_ACP_COMMON);
-int check_acp_pdm(struct pci_dev *pci, struct acp_chip_info *chip)
+static void check_acp3x_config(struct acp_chip_info *chip)
{
- struct acpi_device *pdm_dev;
- const union acpi_object *obj;
- u32 pdm_addr, val;
+ u32 val;
+
+ val = readl(chip->base + ACP3X_PIN_CONFIG);
+ switch (val) {
+ case ACP_CONFIG_4:
+ chip->is_i2s_config = true;
+ chip->is_pdm_config = true;
+ break;
+ default:
+ chip->is_pdm_config = true;
+ break;
+ }
+}
+
+static void check_acp6x_config(struct acp_chip_info *chip)
+{
+ u32 val;
val = readl(chip->base + ACP_PIN_CONFIG);
switch (val) {
@@ -371,42 +385,94 @@ int check_acp_pdm(struct pci_dev *pci, struct acp_chip_info *chip)
case ACP_CONFIG_6:
case ACP_CONFIG_7:
case ACP_CONFIG_8:
- case ACP_CONFIG_10:
case ACP_CONFIG_11:
+ case ACP_CONFIG_14:
+ chip->is_pdm_config = true;
+ break;
+ case ACP_CONFIG_9:
+ chip->is_i2s_config = true;
+ break;
+ case ACP_CONFIG_10:
case ACP_CONFIG_12:
case ACP_CONFIG_13:
+ chip->is_i2s_config = true;
+ chip->is_pdm_config = true;
+ break;
+ default:
+ break;
+ }
+}
+
+static void check_acp70_config(struct acp_chip_info *chip)
+{
+ u32 val;
+
+ val = readl(chip->base + ACP_PIN_CONFIG);
+ switch (val) {
+ case ACP_CONFIG_4:
+ case ACP_CONFIG_5:
+ case ACP_CONFIG_6:
+ case ACP_CONFIG_7:
+ case ACP_CONFIG_8:
+ case ACP_CONFIG_11:
case ACP_CONFIG_14:
+ case ACP_CONFIG_17:
+ case ACP_CONFIG_18:
+ chip->is_pdm_config = true;
+ break;
+ case ACP_CONFIG_9:
+ chip->is_i2s_config = true;
+ break;
+ case ACP_CONFIG_10:
+ case ACP_CONFIG_12:
+ case ACP_CONFIG_13:
+ case ACP_CONFIG_19:
+ case ACP_CONFIG_20:
+ chip->is_i2s_config = true;
+ chip->is_pdm_config = true;
break;
default:
- return -EINVAL;
+ break;
}
+}
+
+void check_acp_config(struct pci_dev *pci, struct acp_chip_info *chip)
+{
+ struct acpi_device *pdm_dev;
+ const union acpi_object *obj;
+ u32 pdm_addr;
switch (chip->acp_rev) {
case ACP3X_DEV:
pdm_addr = ACP_RENOIR_PDM_ADDR;
+ check_acp3x_config(chip);
break;
case ACP6X_DEV:
pdm_addr = ACP_REMBRANDT_PDM_ADDR;
+ check_acp6x_config(chip);
break;
case ACP63_DEV:
pdm_addr = ACP63_PDM_ADDR;
+ check_acp6x_config(chip);
break;
case ACP70_DEV:
pdm_addr = ACP70_PDM_ADDR;
+ check_acp70_config(chip);
break;
default:
- return -EINVAL;
+ break;
}
- pdm_dev = acpi_find_child_device(ACPI_COMPANION(&pci->dev), pdm_addr, 0);
- if (pdm_dev) {
- if (!acpi_dev_get_property(pdm_dev, "acp-audio-device-type",
- ACPI_TYPE_INTEGER, &obj) &&
- obj->integer.value == pdm_addr)
- return 0;
+ if (chip->is_pdm_config) {
+ pdm_dev = acpi_find_child_device(ACPI_COMPANION(&pci->dev), pdm_addr, 0);
+ if (pdm_dev) {
+ if (!acpi_dev_get_property(pdm_dev, "acp-audio-device-type",
+ ACPI_TYPE_INTEGER, &obj) &&
+ obj->integer.value == pdm_addr)
+ chip->is_pdm_dev = true;
+ }
}
- return -ENODEV;
}
-EXPORT_SYMBOL_NS_GPL(check_acp_pdm, SND_SOC_ACP_COMMON);
+EXPORT_SYMBOL_NS_GPL(check_acp_config, SND_SOC_ACP_COMMON);
MODULE_LICENSE("Dual BSD/GPL");
diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c
index 504d1b8c4c..665a6ea0a2 100644
--- a/sound/soc/amd/acp/acp-mach-common.c
+++ b/sound/soc/amd/acp/acp-mach-common.c
@@ -828,8 +828,8 @@ static const struct snd_soc_ops acp_card_maxim_ops = {
};
SND_SOC_DAILINK_DEF(max98388,
- DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ADS8388:00", "max98388-aif1"),
- COMP_CODEC("i2c-ADS8388:01", "max98388-aif1")));
+ DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ADS8388:00", MAX98388_CODEC_DAI),
+ COMP_CODEC("i2c-ADS8388:01", MAX98388_CODEC_DAI)));
static const struct snd_kcontrol_new max98388_controls[] = {
SOC_DAPM_PIN_SWITCH("Left Spk"),
@@ -1280,7 +1280,7 @@ static const struct snd_soc_ops acp_8821_ops = {
SND_SOC_DAILINK_DEF(nau8821,
DAILINK_COMP_ARRAY(COMP_CODEC("i2c-NVTN2020:00",
- "nau8821-hifi")));
+ NAU8821_CODEC_DAI)));
/* Declare DMIC codec components */
SND_SOC_DAILINK_DEF(dmic_codec,
diff --git a/sound/soc/amd/acp/acp-pci.c b/sound/soc/amd/acp/acp-pci.c
index 5f35b90eab..ad320b29e8 100644
--- a/sound/soc/amd/acp/acp-pci.c
+++ b/sound/soc/amd/acp/acp-pci.c
@@ -100,7 +100,6 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
ret = -EINVAL;
goto release_regions;
}
-
dmic_dev = platform_device_register_data(dev, "dmic-codec", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(dmic_dev)) {
dev_err(dev, "failed to create DMIC device\n");
@@ -119,6 +118,10 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
if (ret)
goto unregister_dmic_dev;
+ check_acp_config(pci, chip);
+ if (!chip->is_pdm_dev && !chip->is_i2s_config)
+ goto skip_pdev_creation;
+
res = devm_kcalloc(&pci->dev, num_res, sizeof(struct resource), GFP_KERNEL);
if (!res) {
ret = -ENOMEM;
@@ -136,10 +139,6 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
}
}
- ret = check_acp_pdm(pci, chip);
- if (ret < 0)
- goto skip_pdev_creation;
-
chip->flag = flag;
memset(&pdevinfo, 0, sizeof(pdevinfo));
diff --git a/sound/soc/amd/acp/acp-sof-mach.c b/sound/soc/amd/acp/acp-sof-mach.c
index b86f65d420..fc59ea34e6 100644
--- a/sound/soc/amd/acp/acp-sof-mach.c
+++ b/sound/soc/amd/acp/acp-sof-mach.c
@@ -28,7 +28,6 @@ static struct acp_card_drvdata sof_rt5682_rt1019_data = {
.hs_codec_id = RT5682,
.amp_codec_id = RT1019,
.dmic_codec_id = DMIC,
- .tdm_mode = false,
};
static struct acp_card_drvdata sof_rt5682_max_data = {
@@ -38,7 +37,6 @@ static struct acp_card_drvdata sof_rt5682_max_data = {
.hs_codec_id = RT5682,
.amp_codec_id = MAX98360A,
.dmic_codec_id = DMIC,
- .tdm_mode = false,
};
static struct acp_card_drvdata sof_rt5682s_rt1019_data = {
@@ -49,7 +47,6 @@ static struct acp_card_drvdata sof_rt5682s_rt1019_data = {
.amp_codec_id = RT1019,
.dmic_codec_id = DMIC,
.platform = RENOIR,
- .tdm_mode = false,
};
static struct acp_card_drvdata sof_rt5682s_max_data = {
@@ -60,7 +57,6 @@ static struct acp_card_drvdata sof_rt5682s_max_data = {
.amp_codec_id = MAX98360A,
.dmic_codec_id = DMIC,
.platform = RENOIR,
- .tdm_mode = false,
};
static struct acp_card_drvdata sof_nau8825_data = {
@@ -72,7 +68,6 @@ static struct acp_card_drvdata sof_nau8825_data = {
.dmic_codec_id = DMIC,
.platform = REMBRANDT,
.soc_mclk = true,
- .tdm_mode = false,
};
static struct acp_card_drvdata sof_rt5682s_hs_rt1019_data = {
@@ -84,20 +79,15 @@ static struct acp_card_drvdata sof_rt5682s_hs_rt1019_data = {
.dmic_codec_id = DMIC,
.platform = REMBRANDT,
.soc_mclk = true,
- .tdm_mode = false,
};
static struct acp_card_drvdata sof_nau8821_max98388_data = {
.hs_cpu_id = I2S_SP,
.amp_cpu_id = I2S_HS,
.bt_cpu_id = I2S_BT,
- .dmic_cpu_id = NONE,
.hs_codec_id = NAU8821,
.amp_codec_id = MAX98388,
- .bt_codec_id = NONE,
- .dmic_codec_id = NONE,
.soc_mclk = true,
- .tdm_mode = false,
};
static int acp_sof_probe(struct platform_device *pdev)
@@ -180,7 +170,7 @@ static struct platform_driver acp_asoc_audio = {
module_platform_driver(acp_asoc_audio);
MODULE_IMPORT_NS(SND_SOC_AMD_MACH);
-MODULE_DESCRIPTION("ACP chrome SOF audio support");
+MODULE_DESCRIPTION("ACP SOF Machine Driver");
MODULE_ALIAS("platform:rt5682-rt1019");
MODULE_ALIAS("platform:rt5682-max");
MODULE_ALIAS("platform:rt5682s-max");
diff --git a/sound/soc/amd/acp/amd-sdw-acpi.c b/sound/soc/amd/acp/amd-sdw-acpi.c
new file mode 100644
index 0000000000..babd841d32
--- /dev/null
+++ b/sound/soc/amd/acp/amd-sdw-acpi.c
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license. When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2023 Advanced Micro Devices, Inc. All rights reserved.
+//
+// Authors: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
+
+/*
+ * SDW AMD ACPI scan helper function
+ */
+
+#include <linux/acpi.h>
+#include <linux/bits.h>
+#include <linux/bitfield.h>
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/export.h>
+#include <linux/fwnode.h>
+#include <linux/module.h>
+#include <linux/soundwire/sdw_amd.h>
+#include <linux/string.h>
+
+int amd_sdw_scan_controller(struct sdw_amd_acpi_info *info)
+{
+ struct acpi_device *adev = acpi_fetch_acpi_dev(info->handle);
+ u32 sdw_bitmap = 0;
+ u8 count = 0;
+ int ret;
+
+ if (!adev)
+ return -EINVAL;
+
+ /* Found controller, find links supported */
+ ret = fwnode_property_read_u32_array(acpi_fwnode_handle(adev),
+ "mipi-sdw-manager-list", &sdw_bitmap, 1);
+ if (ret) {
+ dev_err(&adev->dev,
+ "Failed to read mipi-sdw-manager-list: %d\n", ret);
+ return -EINVAL;
+ }
+ count = hweight32(sdw_bitmap);
+ /* Check count is within bounds */
+ if (count > info->count) {
+ dev_err(&adev->dev, "Manager count %d exceeds max %d\n",
+ count, info->count);
+ return -EINVAL;
+ }
+
+ if (!count) {
+ dev_dbg(&adev->dev, "No SoundWire Managers detected\n");
+ return -EINVAL;
+ }
+ dev_dbg(&adev->dev, "ACPI reports %d SoundWire Manager devices\n", count);
+ info->link_mask = sdw_bitmap;
+ return 0;
+}
+EXPORT_SYMBOL_NS(amd_sdw_scan_controller, SND_AMD_SOUNDWIRE_ACPI);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("AMD SoundWire ACPI helpers");
diff --git a/sound/soc/amd/acp/amd.h b/sound/soc/amd/acp/amd.h
index 5017e868f3..d75b4eb34d 100644
--- a/sound/soc/amd/acp/amd.h
+++ b/sound/soc/amd/acp/amd.h
@@ -138,6 +138,9 @@ struct acp_chip_info {
void __iomem *base; /* ACP memory PCI base */
struct platform_device *chip_pdev;
unsigned int flag; /* Distinguish b/w Legacy or Only PDM */
+ bool is_pdm_dev; /* flag set to true when ACP PDM controller exists */
+ bool is_pdm_config; /* flag set to true when PDM configuration is selected from BIOS */
+ bool is_i2s_config; /* flag set to true when I2S configuration is selected from BIOS */
};
struct acp_stream {
@@ -212,6 +215,11 @@ enum acp_config {
ACP_CONFIG_13,
ACP_CONFIG_14,
ACP_CONFIG_15,
+ ACP_CONFIG_16,
+ ACP_CONFIG_17,
+ ACP_CONFIG_18,
+ ACP_CONFIG_19,
+ ACP_CONFIG_20,
};
extern const struct snd_soc_dai_ops asoc_acp_cpu_dai_ops;
@@ -240,7 +248,7 @@ void restore_acp_pdm_params(struct snd_pcm_substream *substream,
int restore_acp_i2s_params(struct snd_pcm_substream *substream,
struct acp_dev_data *adata, struct acp_stream *stream);
-int check_acp_pdm(struct pci_dev *pci, struct acp_chip_info *chip);
+void check_acp_config(struct pci_dev *pci, struct acp_chip_info *chip);
static inline u64 acp_get_byte_count(struct acp_dev_data *adata, int dai_id, int direction)
{
diff --git a/sound/soc/amd/acp/chip_offset_byte.h b/sound/soc/amd/acp/chip_offset_byte.h
index cfd6c4d075..18da734c0e 100644
--- a/sound/soc/amd/acp/chip_offset_byte.h
+++ b/sound/soc/amd/acp/chip_offset_byte.h
@@ -20,6 +20,7 @@
#define ACP_SOFT_RESET 0x1000
#define ACP_CONTROL 0x1004
#define ACP_PIN_CONFIG 0x1440
+#define ACP3X_PIN_CONFIG 0x1400
#define ACP_EXTERNAL_INTR_REG_ADDR(adata, offset, ctrl) \
(adata->acp_base + adata->rsrc->irq_reg_offset + offset + (ctrl * 0x04))
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 00:56:57 +0000