@@ -17,14 +17,17 @@ if SND_SOC_SOF_AMD_TOPLEVEL
config SND_SOC_SOF_AMD_COMMON
tristate
select SND_SOC_SOF
+ select SND_SOC_SOF_PCI_DEV
+ select SND_AMD_ACP_CONFIG
+ select SND_SOC_ACPI if ACPI
help
This option is not user-selectable but automatically handled by
'select' statements at a higher level
config SND_SOC_SOF_AMD_RENOIR
tristate "SOF support for RENOIR"
+ depends on SND_SOC_SOF_PCI
select SND_SOC_SOF_AMD_COMMON
help
Select this option for SOF support on AMD Renoir platform
-
endif
@@ -5,7 +5,7 @@
# Copyright(c) 2021 Advanced Micro Devices, Inc. All rights reserved.
snd-sof-amd-acp-objs := acp.o acp-loader.o acp-ipc.o acp-pcm.o acp-stream.o
-snd-sof-amd-renoir-objs := renoir.o
+snd-sof-amd-renoir-objs := pci-rn.o renoir.o
obj-$(CONFIG_SND_SOC_SOF_AMD_COMMON) += snd-sof-amd-acp.o
obj-$(CONFIG_SND_SOC_SOF_AMD_RENOIR) +=snd-sof-amd-renoir.o
@@ -194,4 +194,7 @@ int acp_pcm_hw_params(struct snd_sof_dev *sdev, struct snd_pcm_substream *substr
struct snd_pcm_hw_params *params, struct sof_ipc_stream_params *ipc_params);
extern const struct snd_sof_dsp_ops sof_renoir_ops;
+
+/* Machine configuration */
+int snd_amd_acp_find_config(struct pci_dev *pci);
#endif
new file mode 100644
@@ -0,0 +1,160 @@
+// 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) 2021 Advanced Micro Devices, Inc. All rights reserved.
+//
+// Authors: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
+
+/*
+ * PCI interface for Renoir ACP device
+ */
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include <sound/sof.h>
+#include <sound/soc-acpi.h>
+
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+#include "../../amd/mach-config.h"
+#include "acp.h"
+
+#define ACP3x_REG_START 0x1240000
+#define ACP3x_REG_END 0x125C000
+
+static struct platform_device *dmic_dev;
+static struct platform_device *pdev;
+
+static const struct resource renoir_res[] = {
+ {
+ .start = 0,
+ .end = ACP3x_REG_END - ACP3x_REG_START,
+ .name = "acp_mem",
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 0,
+ .end = 0,
+ .name = "acp_dai_irq",
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static const struct sof_dev_desc renoir_desc = {
+ .machines = snd_soc_acpi_amd_sof_machines,
+ .resindex_lpe_base = 0,
+ .resindex_pcicfg_base = -1,
+ .resindex_imr_base = -1,
+ .irqindex_host_ipc = -1,
+ .default_fw_path = "amd/sof",
+ .default_tplg_path = "amd/sof-tplg",
+ .default_fw_filename = "sof-rn.ri",
+ .nocodec_tplg_filename = "sof-acp.tplg",
+ .ops = &sof_renoir_ops,
+};
+
+static int acp_pci_rn_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
+{
+ struct platform_device_info pdevinfo;
+ struct device *dev = &pci->dev;
+ const struct resource *res_i2s;
+ struct resource *res;
+ unsigned int flag, i, addr;
+ int ret;
+
+ flag = snd_amd_acp_find_config(pci);
+ if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC)
+ return -ENODEV;
+
+ ret = sof_pci_probe(pci, pci_id);
+ if (ret != 0)
+ return ret;
+
+ 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");
+ sof_pci_remove(pci);
+ return PTR_ERR(dmic_dev);
+ }
+
+ /* Register platform device only if flag set to FLAG_AMD_SOF_ONLY_DMIC */
+ if (flag != FLAG_AMD_SOF_ONLY_DMIC)
+ return 0;
+
+ addr = pci_resource_start(pci, 0);
+ res = devm_kzalloc(&pci->dev, sizeof(struct resource) * ARRAY_SIZE(renoir_res), GFP_KERNEL);
+ if (!res) {
+ sof_pci_remove(pci);
+ return -ENOMEM;
+ }
+
+ res_i2s = renoir_res;
+ for (i = 0; i < ARRAY_SIZE(renoir_res); i++, res_i2s++) {
+ res[i].name = res_i2s->name;
+ res[i].flags = res_i2s->flags;
+ res[i].start = addr + res_i2s->start;
+ res[i].end = addr + res_i2s->end;
+ if (res_i2s->flags == IORESOURCE_IRQ) {
+ res[i].start = pci->irq;
+ res[i].end = res[i].start;
+ }
+ }
+
+ memset(&pdevinfo, 0, sizeof(pdevinfo));
+
+ /*
+ * We have common PCI driver probe for ACP device but we have to support I2S without SOF
+ * for some distributions. Register platform device that will be used to support non dsp
+ * ACP's audio ends points on some machines.
+ */
+
+ pdevinfo.name = "acp_asoc_renoir";
+ pdevinfo.id = 0;
+ pdevinfo.parent = &pci->dev;
+ pdevinfo.num_res = ARRAY_SIZE(renoir_res);
+ pdevinfo.res = &res[0];
+
+ pdev = platform_device_register_full(&pdevinfo);
+ if (IS_ERR(pdev)) {
+ dev_err(&pci->dev, "cannot register %s device\n", pdevinfo.name);
+ sof_pci_remove(pci);
+ platform_device_unregister(dmic_dev);
+ ret = PTR_ERR(pdev);
+ }
+
+ return ret;
+};
+
+static void acp_pci_rn_remove(struct pci_dev *pci)
+{
+ if (dmic_dev)
+ platform_device_unregister(dmic_dev);
+ if (pdev)
+ platform_device_unregister(pdev);
+
+ return sof_pci_remove(pci);
+}
+
+/* PCI IDs */
+static const struct pci_device_id rn_pci_ids[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_PCI_DEV_ID),
+ .driver_data = (unsigned long)&renoir_desc},
+ { 0, }
+};
+MODULE_DEVICE_TABLE(pci, rn_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_amd_rn_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = rn_pci_ids,
+ .probe = acp_pci_rn_probe,
+ .remove = acp_pci_rn_remove,
+};
+module_pci_driver(snd_sof_pci_amd_rn_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON);
+MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);