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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:27 +0000
commit34996e42f82bfd60bc2c191e5cae3c6ab233ec6c (patch)
tree62db60558cbf089714b48daeabca82bf2b20b20e /sound/soc/amd/ps/pci-ps.c
parentAdding debian version 6.8.12-1. (diff)
downloadlinux-34996e42f82bfd60bc2c191e5cae3c6ab233ec6c.tar.xz
linux-34996e42f82bfd60bc2c191e5cae3c6ab233ec6c.zip
Merging upstream version 6.9.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/amd/ps/pci-ps.c')
-rw-r--r--sound/soc/amd/ps/pci-ps.c565
1 files changed, 289 insertions, 276 deletions
diff --git a/sound/soc/amd/ps/pci-ps.c b/sound/soc/amd/ps/pci-ps.c
index 5927eef041..c72d666d51 100644
--- a/sound/soc/amd/ps/pci-ps.c
+++ b/sound/soc/amd/ps/pci-ps.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+// SPDX-License-Identifier: GPL-2.0-only
/*
* AMD Pink Sardine ACP PCI Driver
*
@@ -17,6 +17,7 @@
#include <linux/pm_runtime.h>
#include <linux/iopoll.h>
#include <linux/soundwire/sdw_amd.h>
+#include "../mach-config.h"
#include "acp63.h"
@@ -104,10 +105,8 @@ static irqreturn_t acp63_irq_thread(int irq, void *context)
struct sdw_dma_dev_data *sdw_dma_data;
struct acp63_dev_data *adata = context;
u32 stream_index;
- u16 pdev_index;
- pdev_index = adata->sdw_dma_dev_index;
- sdw_dma_data = dev_get_drvdata(&adata->pdev[pdev_index]->dev);
+ sdw_dma_data = dev_get_drvdata(&adata->sdw_dma_dev->dev);
for (stream_index = 0; stream_index < ACP63_SDW0_DMA_MAX_STREAMS; stream_index++) {
if (adata->sdw0_dma_intr_stat[stream_index]) {
@@ -135,7 +134,6 @@ static irqreturn_t acp63_irq_handler(int irq, void *dev_id)
u32 stream_id = 0;
u16 irq_flag = 0;
u16 sdw_dma_irq_flag = 0;
- u16 pdev_index;
u16 index;
adata = dev_id;
@@ -149,8 +147,7 @@ static irqreturn_t acp63_irq_handler(int irq, void *dev_id)
ext_intr_stat = readl(adata->acp63_base + ACP_EXTERNAL_INTR_STAT);
if (ext_intr_stat & ACP_SDW0_STAT) {
writel(ACP_SDW0_STAT, adata->acp63_base + ACP_EXTERNAL_INTR_STAT);
- pdev_index = adata->sdw0_dev_index;
- amd_manager = dev_get_drvdata(&adata->pdev[pdev_index]->dev);
+ amd_manager = dev_get_drvdata(&adata->sdw->pdev[0]->dev);
if (amd_manager)
schedule_work(&amd_manager->amd_sdw_irq_thread);
irq_flag = 1;
@@ -159,8 +156,7 @@ static irqreturn_t acp63_irq_handler(int irq, void *dev_id)
ext_intr_stat1 = readl(adata->acp63_base + ACP_EXTERNAL_INTR_STAT1);
if (ext_intr_stat1 & ACP_SDW1_STAT) {
writel(ACP_SDW1_STAT, adata->acp63_base + ACP_EXTERNAL_INTR_STAT1);
- pdev_index = adata->sdw1_dev_index;
- amd_manager = dev_get_drvdata(&adata->pdev[pdev_index]->dev);
+ amd_manager = dev_get_drvdata(&adata->sdw->pdev[1]->dev);
if (amd_manager)
schedule_work(&amd_manager->amd_sdw_irq_thread);
irq_flag = 1;
@@ -176,8 +172,7 @@ static irqreturn_t acp63_irq_handler(int irq, void *dev_id)
}
if (ext_intr_stat & BIT(PDM_DMA_STAT)) {
- pdev_index = adata->pdm_dev_index;
- ps_pdm_data = dev_get_drvdata(&adata->pdev[pdev_index]->dev);
+ ps_pdm_data = dev_get_drvdata(&adata->pdm_dev->dev);
writel(BIT(PDM_DMA_STAT), adata->acp63_base + ACP_EXTERNAL_INTR_STAT);
if (ps_pdm_data->capture_stream)
snd_pcm_period_elapsed(ps_pdm_data->capture_stream);
@@ -237,122 +232,165 @@ static irqreturn_t acp63_irq_handler(int irq, void *dev_id)
return IRQ_NONE;
}
-static int sdw_amd_scan_controller(struct device *dev)
+#if IS_ENABLED(CONFIG_SND_SOC_AMD_SOUNDWIRE)
+static int acp_scan_sdw_devices(struct device *dev, u64 addr)
{
+ struct acpi_device *sdw_dev;
struct acp63_dev_data *acp_data;
- struct fwnode_handle *link;
- char name[32];
- u32 sdw_manager_bitmap;
- u8 count = 0;
- u32 acp_sdw_power_mode = 0;
- int index;
+
+ acp_data = dev_get_drvdata(dev);
+ if (!addr)
+ return -ENODEV;
+
+ sdw_dev = acpi_find_child_device(ACPI_COMPANION(dev), addr, 0);
+ if (!sdw_dev)
+ return -ENODEV;
+
+ acp_data->info.handle = sdw_dev->handle;
+ acp_data->info.count = AMD_SDW_MAX_MANAGERS;
+ return amd_sdw_scan_controller(&acp_data->info);
+}
+
+static int amd_sdw_probe(struct device *dev)
+{
+ struct acp63_dev_data *acp_data;
+ struct sdw_amd_res sdw_res;
int ret;
acp_data = dev_get_drvdata(dev);
- /*
- * Current implementation is based on MIPI DisCo 2.0 spec.
- * Found controller, find links supported.
- */
- ret = fwnode_property_read_u32_array((acp_data->sdw_fw_node), "mipi-sdw-manager-list",
- &sdw_manager_bitmap, 1);
+ memset(&sdw_res, 0, sizeof(sdw_res));
+ sdw_res.addr = acp_data->addr;
+ sdw_res.reg_range = acp_data->reg_range;
+ sdw_res.handle = acp_data->info.handle;
+ sdw_res.parent = dev;
+ sdw_res.dev = dev;
+ sdw_res.acp_lock = &acp_data->acp_lock;
+ sdw_res.count = acp_data->info.count;
+ sdw_res.mmio_base = acp_data->acp63_base;
+ sdw_res.link_mask = acp_data->info.link_mask;
+ ret = sdw_amd_probe(&sdw_res, &acp_data->sdw);
+ if (ret)
+ dev_err(dev, "error: SoundWire probe failed\n");
+ return ret;
+}
- if (ret) {
- dev_dbg(dev, "Failed to read mipi-sdw-manager-list: %d\n", ret);
- return -EINVAL;
- }
- count = hweight32(sdw_manager_bitmap);
- /* Check count is within bounds */
- if (count > AMD_SDW_MAX_MANAGERS) {
- dev_err(dev, "Manager count %d exceeds max %d\n", count, AMD_SDW_MAX_MANAGERS);
- return -EINVAL;
- }
-
- if (!count) {
- dev_dbg(dev, "No SoundWire Managers detected\n");
- return -EINVAL;
- }
- dev_dbg(dev, "ACPI reports %d SoundWire Manager devices\n", count);
- acp_data->sdw_manager_count = count;
- for (index = 0; index < count; index++) {
- scnprintf(name, sizeof(name), "mipi-sdw-link-%d-subproperties", index);
- link = fwnode_get_named_child_node(acp_data->sdw_fw_node, name);
- if (!link) {
- dev_err(dev, "Manager node %s not found\n", name);
- return -EIO;
+static int amd_sdw_exit(struct acp63_dev_data *acp_data)
+{
+ if (acp_data->sdw)
+ sdw_amd_exit(acp_data->sdw);
+ acp_data->sdw = NULL;
+
+ return 0;
+}
+
+static struct snd_soc_acpi_mach *acp63_sdw_machine_select(struct device *dev)
+{
+ struct snd_soc_acpi_mach *mach;
+ const struct snd_soc_acpi_link_adr *link;
+ struct acp63_dev_data *acp_data = dev_get_drvdata(dev);
+ int ret, i;
+
+ if (acp_data->info.count) {
+ ret = sdw_amd_get_slave_info(acp_data->sdw);
+ if (ret) {
+ dev_dbg(dev, "failed to read slave information\n");
+ return NULL;
+ }
+ for (mach = acp_data->machines; mach; mach++) {
+ if (!mach->links)
+ break;
+ link = mach->links;
+ for (i = 0; i < acp_data->info.count && link->num_adr; link++, i++) {
+ if (!snd_soc_acpi_sdw_link_slaves_found(dev, link,
+ acp_data->sdw->ids,
+ acp_data->sdw->num_slaves))
+ break;
+ }
+ if (i == acp_data->info.count || !link->num_adr)
+ break;
+ }
+ if (mach && mach->link_mask) {
+ mach->mach_params.links = mach->links;
+ mach->mach_params.link_mask = mach->link_mask;
+ return mach;
}
+ }
+ dev_dbg(dev, "No SoundWire machine driver found\n");
+ return NULL;
+}
+#else
+static int acp_scan_sdw_devices(struct device *dev, u64 addr)
+{
+ return 0;
+}
- ret = fwnode_property_read_u32(link, "amd-sdw-power-mode", &acp_sdw_power_mode);
- if (ret)
- return ret;
- /*
- * when SoundWire configuration is selected from acp pin config,
- * based on manager instances count, acp init/de-init sequence should be
- * executed as part of PM ops only when Bus reset is applied for the active
- * SoundWire manager instances.
- */
- if (acp_sdw_power_mode != AMD_SDW_POWER_OFF_MODE) {
- acp_data->acp_reset = false;
- return 0;
+static int amd_sdw_probe(struct device *dev)
+{
+ return 0;
+}
+
+static int amd_sdw_exit(struct acp63_dev_data *acp_data)
+{
+ return 0;
+}
+
+static struct snd_soc_acpi_mach *acp63_sdw_machine_select(struct device *dev)
+{
+ return NULL;
+}
+#endif
+
+static int acp63_machine_register(struct device *dev)
+{
+ struct snd_soc_acpi_mach *mach;
+ struct acp63_dev_data *adata = dev_get_drvdata(dev);
+ int size;
+
+ if (adata->is_sdw_dev && adata->is_sdw_config) {
+ size = sizeof(*adata->machines);
+ mach = acp63_sdw_machine_select(dev);
+ if (mach) {
+ adata->mach_dev = platform_device_register_data(dev, mach->drv_name,
+ PLATFORM_DEVID_NONE, mach,
+ size);
+ if (IS_ERR(adata->mach_dev)) {
+ dev_err(dev,
+ "cannot register Machine device for SoundWire Interface\n");
+ return PTR_ERR(adata->mach_dev);
+ }
+ }
+
+ } else if (adata->is_pdm_dev && !adata->is_sdw_dev && adata->is_pdm_config) {
+ adata->mach_dev = platform_device_register_data(dev, "acp_ps_mach",
+ PLATFORM_DEVID_NONE, NULL, 0);
+ if (IS_ERR(adata->mach_dev)) {
+ dev_err(dev, "cannot register amd_ps_mach device\n");
+ return PTR_ERR(adata->mach_dev);
}
}
return 0;
}
-static int get_acp63_device_config(u32 config, struct pci_dev *pci, struct acp63_dev_data *acp_data)
+static int get_acp63_device_config(struct pci_dev *pci, struct acp63_dev_data *acp_data)
{
- struct acpi_device *dmic_dev;
- struct acpi_device *sdw_dev;
+ struct acpi_device *pdm_dev;
const union acpi_object *obj;
+ u32 config;
bool is_dmic_dev = false;
bool is_sdw_dev = false;
int ret;
- dmic_dev = acpi_find_child_device(ACPI_COMPANION(&pci->dev), ACP63_DMIC_ADDR, 0);
- if (dmic_dev) {
- /* is_dmic_dev flag will be set when ACP PDM controller device exists */
- if (!acpi_dev_get_property(dmic_dev, "acp-audio-device-type",
- ACPI_TYPE_INTEGER, &obj) &&
- obj->integer.value == ACP_DMIC_DEV)
- is_dmic_dev = true;
- }
-
- sdw_dev = acpi_find_child_device(ACPI_COMPANION(&pci->dev), ACP63_SDW_ADDR, 0);
- if (sdw_dev) {
- acp_data->sdw_fw_node = acpi_fwnode_handle(sdw_dev);
- ret = sdw_amd_scan_controller(&pci->dev);
- /* is_sdw_dev flag will be set when SoundWire Manager device exists */
- if (!ret)
- is_sdw_dev = true;
- }
- if (!is_dmic_dev && !is_sdw_dev)
- return -ENODEV;
- dev_dbg(&pci->dev, "Audio Mode %d\n", config);
+ config = readl(acp_data->acp63_base + ACP_PIN_CONFIG);
switch (config) {
case ACP_CONFIG_4:
case ACP_CONFIG_5:
case ACP_CONFIG_10:
case ACP_CONFIG_11:
- if (is_dmic_dev) {
- acp_data->pdev_config = ACP63_PDM_DEV_CONFIG;
- acp_data->pdev_count = ACP63_PDM_MODE_DEVS;
- }
+ acp_data->is_pdm_config = true;
break;
case ACP_CONFIG_2:
case ACP_CONFIG_3:
- if (is_sdw_dev) {
- switch (acp_data->sdw_manager_count) {
- case 1:
- acp_data->pdev_config = ACP63_SDW_DEV_CONFIG;
- acp_data->pdev_count = ACP63_SDW0_MODE_DEVS;
- break;
- case 2:
- acp_data->pdev_config = ACP63_SDW_DEV_CONFIG;
- acp_data->pdev_count = ACP63_SDW0_SDW1_MODE_DEVS;
- break;
- default:
- return -EINVAL;
- }
- }
+ acp_data->is_sdw_config = true;
break;
case ACP_CONFIG_6:
case ACP_CONFIG_7:
@@ -360,40 +398,36 @@ static int get_acp63_device_config(u32 config, struct pci_dev *pci, struct acp63
case ACP_CONFIG_8:
case ACP_CONFIG_13:
case ACP_CONFIG_14:
- if (is_dmic_dev && is_sdw_dev) {
- switch (acp_data->sdw_manager_count) {
- case 1:
- acp_data->pdev_config = ACP63_SDW_PDM_DEV_CONFIG;
- acp_data->pdev_count = ACP63_SDW0_PDM_MODE_DEVS;
- break;
- case 2:
- acp_data->pdev_config = ACP63_SDW_PDM_DEV_CONFIG;
- acp_data->pdev_count = ACP63_SDW0_SDW1_PDM_MODE_DEVS;
- break;
- default:
- return -EINVAL;
- }
- } else if (is_dmic_dev) {
- acp_data->pdev_config = ACP63_PDM_DEV_CONFIG;
- acp_data->pdev_count = ACP63_PDM_MODE_DEVS;
- } else if (is_sdw_dev) {
- switch (acp_data->sdw_manager_count) {
- case 1:
- acp_data->pdev_config = ACP63_SDW_DEV_CONFIG;
- acp_data->pdev_count = ACP63_SDW0_MODE_DEVS;
- break;
- case 2:
- acp_data->pdev_config = ACP63_SDW_DEV_CONFIG;
- acp_data->pdev_count = ACP63_SDW0_SDW1_MODE_DEVS;
- break;
- default:
- return -EINVAL;
- }
- }
+ acp_data->is_pdm_config = true;
+ acp_data->is_sdw_config = true;
break;
default:
break;
}
+
+ if (acp_data->is_pdm_config) {
+ pdm_dev = acpi_find_child_device(ACPI_COMPANION(&pci->dev), ACP63_DMIC_ADDR, 0);
+ if (pdm_dev) {
+ /* is_dmic_dev flag will be set when ACP PDM controller device exists */
+ if (!acpi_dev_get_property(pdm_dev, "acp-audio-device-type",
+ ACPI_TYPE_INTEGER, &obj) &&
+ obj->integer.value == ACP_DMIC_DEV)
+ is_dmic_dev = true;
+ }
+ }
+
+ if (acp_data->is_sdw_config) {
+ ret = acp_scan_sdw_devices(&pci->dev, ACP63_SDW_ADDR);
+ if (!ret && acp_data->info.link_mask)
+ is_sdw_dev = true;
+ }
+
+ acp_data->is_pdm_dev = is_dmic_dev;
+ acp_data->is_sdw_dev = is_sdw_dev;
+ if (!is_dmic_dev && !is_sdw_dev) {
+ dev_dbg(&pci->dev, "No PDM or SoundWire manager devices found\n");
+ return -ENODEV;
+ }
return 0;
}
@@ -418,17 +452,13 @@ static void acp63_fill_platform_dev_info(struct platform_device_info *pdevinfo,
static int create_acp63_platform_devs(struct pci_dev *pci, struct acp63_dev_data *adata, u32 addr)
{
- struct acp_sdw_pdata *sdw_pdata;
- struct platform_device_info pdevinfo[ACP63_DEVS];
+ struct platform_device_info pdevinfo;
struct device *parent;
- int index;
int ret;
parent = &pci->dev;
- dev_dbg(&pci->dev,
- "%s pdev_config:0x%x pdev_count:0x%x\n", __func__, adata->pdev_config,
- adata->pdev_count);
- if (adata->pdev_config) {
+
+ if (adata->is_sdw_dev || adata->is_pdm_dev) {
adata->res = devm_kzalloc(&pci->dev, sizeof(struct resource), GFP_KERNEL);
if (!adata->res) {
ret = -ENOMEM;
@@ -440,130 +470,57 @@ static int create_acp63_platform_devs(struct pci_dev *pci, struct acp63_dev_data
memset(&pdevinfo, 0, sizeof(pdevinfo));
}
- switch (adata->pdev_config) {
- case ACP63_PDM_DEV_CONFIG:
- adata->pdm_dev_index = 0;
- acp63_fill_platform_dev_info(&pdevinfo[0], parent, NULL, "acp_ps_pdm_dma",
+ if (adata->is_pdm_dev && adata->is_pdm_config) {
+ acp63_fill_platform_dev_info(&pdevinfo, parent, NULL, "acp_ps_pdm_dma",
0, adata->res, 1, NULL, 0);
- acp63_fill_platform_dev_info(&pdevinfo[1], parent, NULL, "dmic-codec",
- 0, NULL, 0, NULL, 0);
- acp63_fill_platform_dev_info(&pdevinfo[2], parent, NULL, "acp_ps_mach",
- 0, NULL, 0, NULL, 0);
- break;
- case ACP63_SDW_DEV_CONFIG:
- if (adata->pdev_count == ACP63_SDW0_MODE_DEVS) {
- sdw_pdata = devm_kzalloc(&pci->dev, sizeof(struct acp_sdw_pdata),
- GFP_KERNEL);
- if (!sdw_pdata) {
- ret = -ENOMEM;
- goto de_init;
- }
- sdw_pdata->instance = 0;
- sdw_pdata->acp_sdw_lock = &adata->acp_lock;
- adata->sdw0_dev_index = 0;
- adata->sdw_dma_dev_index = 1;
- acp63_fill_platform_dev_info(&pdevinfo[0], parent, adata->sdw_fw_node,
- "amd_sdw_manager", 0, adata->res, 1,
- sdw_pdata, sizeof(struct acp_sdw_pdata));
- acp63_fill_platform_dev_info(&pdevinfo[1], parent, NULL, "amd_ps_sdw_dma",
- 0, adata->res, 1, NULL, 0);
- } else if (adata->pdev_count == ACP63_SDW0_SDW1_MODE_DEVS) {
- sdw_pdata = devm_kzalloc(&pci->dev, sizeof(struct acp_sdw_pdata) * 2,
- GFP_KERNEL);
- if (!sdw_pdata) {
- ret = -ENOMEM;
- goto de_init;
- }
-
- sdw_pdata[0].instance = 0;
- sdw_pdata[1].instance = 1;
- sdw_pdata[0].acp_sdw_lock = &adata->acp_lock;
- sdw_pdata[1].acp_sdw_lock = &adata->acp_lock;
- sdw_pdata->acp_sdw_lock = &adata->acp_lock;
- adata->sdw0_dev_index = 0;
- adata->sdw1_dev_index = 1;
- adata->sdw_dma_dev_index = 2;
- acp63_fill_platform_dev_info(&pdevinfo[0], parent, adata->sdw_fw_node,
- "amd_sdw_manager", 0, adata->res, 1,
- &sdw_pdata[0], sizeof(struct acp_sdw_pdata));
- acp63_fill_platform_dev_info(&pdevinfo[1], parent, adata->sdw_fw_node,
- "amd_sdw_manager", 1, adata->res, 1,
- &sdw_pdata[1], sizeof(struct acp_sdw_pdata));
- acp63_fill_platform_dev_info(&pdevinfo[2], parent, NULL, "amd_ps_sdw_dma",
- 0, adata->res, 1, NULL, 0);
+ adata->pdm_dev = platform_device_register_full(&pdevinfo);
+ if (IS_ERR(adata->pdm_dev)) {
+ dev_err(&pci->dev,
+ "cannot register %s device\n", pdevinfo.name);
+ ret = PTR_ERR(adata->pdm_dev);
+ goto de_init;
}
- break;
- case ACP63_SDW_PDM_DEV_CONFIG:
- if (adata->pdev_count == ACP63_SDW0_PDM_MODE_DEVS) {
- sdw_pdata = devm_kzalloc(&pci->dev, sizeof(struct acp_sdw_pdata),
- GFP_KERNEL);
- if (!sdw_pdata) {
- ret = -ENOMEM;
- goto de_init;
- }
-
- sdw_pdata->instance = 0;
- sdw_pdata->acp_sdw_lock = &adata->acp_lock;
- adata->pdm_dev_index = 0;
- adata->sdw0_dev_index = 1;
- adata->sdw_dma_dev_index = 2;
- acp63_fill_platform_dev_info(&pdevinfo[0], parent, NULL, "acp_ps_pdm_dma",
- 0, adata->res, 1, NULL, 0);
- acp63_fill_platform_dev_info(&pdevinfo[1], parent, adata->sdw_fw_node,
- "amd_sdw_manager", 0, adata->res, 1,
- sdw_pdata, sizeof(struct acp_sdw_pdata));
- acp63_fill_platform_dev_info(&pdevinfo[2], parent, NULL, "amd_ps_sdw_dma",
- 0, adata->res, 1, NULL, 0);
- acp63_fill_platform_dev_info(&pdevinfo[3], parent, NULL, "dmic-codec",
- 0, NULL, 0, NULL, 0);
- } else if (adata->pdev_count == ACP63_SDW0_SDW1_PDM_MODE_DEVS) {
- sdw_pdata = devm_kzalloc(&pci->dev, sizeof(struct acp_sdw_pdata) * 2,
- GFP_KERNEL);
- if (!sdw_pdata) {
- ret = -ENOMEM;
- goto de_init;
- }
- sdw_pdata[0].instance = 0;
- sdw_pdata[1].instance = 1;
- sdw_pdata[0].acp_sdw_lock = &adata->acp_lock;
- sdw_pdata[1].acp_sdw_lock = &adata->acp_lock;
- adata->pdm_dev_index = 0;
- adata->sdw0_dev_index = 1;
- adata->sdw1_dev_index = 2;
- adata->sdw_dma_dev_index = 3;
- acp63_fill_platform_dev_info(&pdevinfo[0], parent, NULL, "acp_ps_pdm_dma",
- 0, adata->res, 1, NULL, 0);
- acp63_fill_platform_dev_info(&pdevinfo[1], parent, adata->sdw_fw_node,
- "amd_sdw_manager", 0, adata->res, 1,
- &sdw_pdata[0], sizeof(struct acp_sdw_pdata));
- acp63_fill_platform_dev_info(&pdevinfo[2], parent, adata->sdw_fw_node,
- "amd_sdw_manager", 1, adata->res, 1,
- &sdw_pdata[1], sizeof(struct acp_sdw_pdata));
- acp63_fill_platform_dev_info(&pdevinfo[3], parent, NULL, "amd_ps_sdw_dma",
- 0, adata->res, 1, NULL, 0);
- acp63_fill_platform_dev_info(&pdevinfo[4], parent, NULL, "dmic-codec",
- 0, NULL, 0, NULL, 0);
+ memset(&pdevinfo, 0, sizeof(pdevinfo));
+ acp63_fill_platform_dev_info(&pdevinfo, parent, NULL, "dmic-codec",
+ 0, NULL, 0, NULL, 0);
+ adata->dmic_codec_dev = platform_device_register_full(&pdevinfo);
+ if (IS_ERR(adata->dmic_codec_dev)) {
+ dev_err(&pci->dev,
+ "cannot register %s device\n", pdevinfo.name);
+ ret = PTR_ERR(adata->dmic_codec_dev);
+ goto unregister_pdm_dev;
}
- break;
- default:
- dev_dbg(&pci->dev, "No PDM or SoundWire manager devices found\n");
- return 0;
}
+ if (adata->is_sdw_dev && adata->is_sdw_config) {
+ ret = amd_sdw_probe(&pci->dev);
+ if (ret) {
+ if (adata->is_pdm_dev)
+ goto unregister_dmic_codec_dev;
+ else
+ goto de_init;
+ }
+ memset(&pdevinfo, 0, sizeof(pdevinfo));
+ acp63_fill_platform_dev_info(&pdevinfo, parent, NULL, "amd_ps_sdw_dma",
+ 0, adata->res, 1, NULL, 0);
- for (index = 0; index < adata->pdev_count; index++) {
- adata->pdev[index] = platform_device_register_full(&pdevinfo[index]);
- if (IS_ERR(adata->pdev[index])) {
+ adata->sdw_dma_dev = platform_device_register_full(&pdevinfo);
+ if (IS_ERR(adata->sdw_dma_dev)) {
dev_err(&pci->dev,
- "cannot register %s device\n", pdevinfo[index].name);
- ret = PTR_ERR(adata->pdev[index]);
- goto unregister_devs;
+ "cannot register %s device\n", pdevinfo.name);
+ ret = PTR_ERR(adata->sdw_dma_dev);
+ if (adata->is_pdm_dev)
+ goto unregister_dmic_codec_dev;
+ else
+ goto de_init;
}
}
+
return 0;
-unregister_devs:
- for (--index; index >= 0; index--)
- platform_device_unregister(adata->pdev[index]);
+unregister_dmic_codec_dev:
+ platform_device_unregister(adata->dmic_codec_dev);
+unregister_pdm_dev:
+ platform_device_unregister(adata->pdm_dev);
de_init:
if (acp63_deinit(adata->acp63_base, &pci->dev))
dev_err(&pci->dev, "ACP de-init failed\n");
@@ -576,7 +533,6 @@ static int snd_acp63_probe(struct pci_dev *pci,
struct acp63_dev_data *adata;
u32 addr;
u32 irqflags, flag;
- int val;
int ret;
irqflags = IRQF_SHARED;
@@ -618,13 +574,8 @@ static int snd_acp63_probe(struct pci_dev *pci,
ret = -ENOMEM;
goto release_regions;
}
- /*
- * By default acp_reset flag is set to true. i.e acp_deinit() and acp_init()
- * will be invoked for all ACP configurations during suspend/resume callbacks.
- * This flag should be set to false only when SoundWire manager power mode
- * set to ClockStopMode.
- */
- adata->acp_reset = true;
+ adata->addr = addr;
+ adata->reg_range = ACP63_REG_END - ACP63_REG_START;
pci_set_master(pci);
pci_set_drvdata(pci, adata);
mutex_init(&adata->acp_lock);
@@ -637,8 +588,7 @@ static int snd_acp63_probe(struct pci_dev *pci,
dev_err(&pci->dev, "ACP PCI IRQ request failed\n");
goto de_init;
}
- val = readl(adata->acp63_base + ACP_PIN_CONFIG);
- ret = get_acp63_device_config(val, pci, adata);
+ ret = get_acp63_device_config(pci, adata);
/* ACP PCI driver probe should be continued even PDM or SoundWire Devices are not found */
if (ret) {
dev_dbg(&pci->dev, "get acp device config failed:%d\n", ret);
@@ -649,6 +599,11 @@ static int snd_acp63_probe(struct pci_dev *pci,
dev_err(&pci->dev, "ACP platform devices creation failed\n");
goto de_init;
}
+ ret = acp63_machine_register(&pci->dev);
+ if (ret) {
+ dev_err(&pci->dev, "ACP machine register failed\n");
+ goto de_init;
+ }
skip_pdev_creation:
device_set_wakeup_enable(&pci->dev, true);
pm_runtime_set_autosuspend_delay(&pci->dev, ACP_SUSPEND_DELAY_MS);
@@ -667,47 +622,103 @@ disable_pci:
return ret;
}
+static bool check_acp_sdw_enable_status(struct acp63_dev_data *adata)
+{
+ u32 sdw0_en, sdw1_en;
+
+ sdw0_en = readl(adata->acp63_base + ACP_SW0_EN);
+ sdw1_en = readl(adata->acp63_base + ACP_SW1_EN);
+ return (sdw0_en || sdw1_en);
+}
+
+static void handle_acp63_sdw_pme_event(struct acp63_dev_data *adata)
+{
+ u32 val;
+
+ val = readl(adata->acp63_base + ACP_SW0_WAKE_EN);
+ if (val && adata->sdw->pdev[0])
+ pm_request_resume(&adata->sdw->pdev[0]->dev);
+
+ val = readl(adata->acp63_base + ACP_SW1_WAKE_EN);
+ if (val && adata->sdw->pdev[1])
+ pm_request_resume(&adata->sdw->pdev[1]->dev);
+}
+
static int __maybe_unused snd_acp63_suspend(struct device *dev)
{
struct acp63_dev_data *adata;
- int ret = 0;
+ int ret;
adata = dev_get_drvdata(dev);
- if (adata->acp_reset) {
- ret = acp63_deinit(adata->acp63_base, dev);
- if (ret)
- dev_err(dev, "ACP de-init failed\n");
+ if (adata->is_sdw_dev) {
+ adata->sdw_en_stat = check_acp_sdw_enable_status(adata);
+ if (adata->sdw_en_stat)
+ return 0;
}
+ ret = acp63_deinit(adata->acp63_base, dev);
+ if (ret)
+ dev_err(dev, "ACP de-init failed\n");
+
return ret;
}
-static int __maybe_unused snd_acp63_resume(struct device *dev)
+static int __maybe_unused snd_acp63_runtime_resume(struct device *dev)
{
struct acp63_dev_data *adata;
- int ret = 0;
+ int ret;
adata = dev_get_drvdata(dev);
- if (adata->acp_reset) {
- ret = acp63_init(adata->acp63_base, dev);
- if (ret)
- dev_err(dev, "ACP init failed\n");
+ if (adata->sdw_en_stat)
+ return 0;
+
+ ret = acp63_init(adata->acp63_base, dev);
+ if (ret) {
+ dev_err(dev, "ACP init failed\n");
+ return ret;
}
+
+ if (!adata->sdw_en_stat)
+ handle_acp63_sdw_pme_event(adata);
+ return 0;
+}
+
+static int __maybe_unused snd_acp63_resume(struct device *dev)
+{
+ struct acp63_dev_data *adata;
+ int ret;
+
+ adata = dev_get_drvdata(dev);
+ if (adata->sdw_en_stat)
+ return 0;
+
+ ret = acp63_init(adata->acp63_base, dev);
+ if (ret)
+ dev_err(dev, "ACP init failed\n");
+
return ret;
}
static const struct dev_pm_ops acp63_pm_ops = {
- SET_RUNTIME_PM_OPS(snd_acp63_suspend, snd_acp63_resume, NULL)
+ SET_RUNTIME_PM_OPS(snd_acp63_suspend, snd_acp63_runtime_resume, NULL)
SET_SYSTEM_SLEEP_PM_OPS(snd_acp63_suspend, snd_acp63_resume)
};
static void snd_acp63_remove(struct pci_dev *pci)
{
struct acp63_dev_data *adata;
- int ret, index;
+ int ret;
adata = pci_get_drvdata(pci);
- for (index = 0; index < adata->pdev_count; index++)
- platform_device_unregister(adata->pdev[index]);
+ if (adata->sdw) {
+ amd_sdw_exit(adata);
+ platform_device_unregister(adata->sdw_dma_dev);
+ }
+ if (adata->is_pdm_dev) {
+ platform_device_unregister(adata->pdm_dev);
+ platform_device_unregister(adata->dmic_codec_dev);
+ }
+ if (adata->mach_dev)
+ platform_device_unregister(adata->mach_dev);
ret = acp63_deinit(adata->acp63_base, &pci->dev);
if (ret)
dev_err(&pci->dev, "ACP de-init failed\n");
@@ -740,4 +751,6 @@ module_pci_driver(ps_acp63_driver);
MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
MODULE_AUTHOR("Syed.SabaKareem@amd.com");
MODULE_DESCRIPTION("AMD ACP Pink Sardine PCI driver");
+MODULE_IMPORT_NS(SOUNDWIRE_AMD_INIT);
+MODULE_IMPORT_NS(SND_AMD_SOUNDWIRE_ACPI);
MODULE_LICENSE("GPL v2");