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// 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.
//
// Authors: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
/*
* Hardware interface for Audio DSP on Renoir platform
*/
#include <linux/platform_device.h>
#include <linux/module.h>
#include "../ops.h"
#include "../sof-audio.h"
#include "acp.h"
#include "acp-dsp-offset.h"
#define I2S_BT_INSTANCE 0
#define I2S_SP_INSTANCE 1
#define PDM_DMIC_INSTANCE 2
#define I2S_MODE 0x04
static int renoir_dai_probe(struct snd_soc_dai *dai)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(dai->component);
unsigned int val;
val = snd_sof_dsp_read(sdev, ACP_DSP_BAR, ACP_I2S_PIN_CONFIG);
if (val != I2S_MODE) {
dev_err(sdev->dev, "I2S Mode is not supported (I2S_PIN_CONFIG: %#x)\n", val);
return -EINVAL;
}
return 0;
}
static struct snd_soc_dai_driver renoir_sof_dai[] = {
[I2S_BT_INSTANCE] = {
.id = I2S_BT_INSTANCE,
.name = "acp-sof-bt",
.playback = {
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S32_LE,
.channels_min = 2,
.channels_max = 8,
.rate_min = 8000,
.rate_max = 96000,
},
.capture = {
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S32_LE,
/* Supporting only stereo for I2S BT controller capture */
.channels_min = 2,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
},
.probe = &renoir_dai_probe,
},
[I2S_SP_INSTANCE] = {
.id = I2S_SP_INSTANCE,
.name = "acp-sof-sp",
.playback = {
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S32_LE,
.channels_min = 2,
.channels_max = 8,
.rate_min = 8000,
.rate_max = 96000,
},
.capture = {
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S32_LE,
/* Supporting only stereo for I2S SP controller capture */
.channels_min = 2,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
},
.probe = &renoir_dai_probe,
},
[PDM_DMIC_INSTANCE] = {
.id = PDM_DMIC_INSTANCE,
.name = "acp-sof-dmic",
.capture = {
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S32_LE,
.channels_min = 2,
.channels_max = 4,
.rate_min = 8000,
.rate_max = 48000,
},
},
};
static struct snd_soc_acpi_mach *amd_sof_machine_select(struct snd_sof_dev *sdev)
{
struct snd_sof_pdata *sof_pdata = sdev->pdata;
const struct sof_dev_desc *desc = sof_pdata->desc;
struct snd_soc_acpi_mach *mach;
mach = snd_soc_acpi_find_machine(desc->machines);
if (!mach) {
dev_warn(sdev->dev, "No matching ASoC machine driver found\n");
return NULL;
}
sof_pdata->tplg_filename = mach->sof_tplg_filename;
sof_pdata->fw_filename = mach->fw_filename;
return mach;
}
/* AMD Renoir DSP ops */
struct snd_sof_dsp_ops sof_renoir_ops = {
/* probe and remove */
.probe = amd_sof_acp_probe,
.remove = amd_sof_acp_remove,
/* Register IO */
.write = sof_io_write,
.read = sof_io_read,
/* Block IO */
.block_read = acp_dsp_block_read,
.block_write = acp_dsp_block_write,
/*Firmware loading */
.load_firmware = snd_sof_load_firmware_memcpy,
.pre_fw_run = acp_dsp_pre_fw_run,
.get_bar_index = acp_get_bar_index,
/* DSP core boot */
.run = acp_sof_dsp_run,
/*IPC */
.send_msg = acp_sof_ipc_send_msg,
.ipc_msg_data = acp_sof_ipc_msg_data,
.get_mailbox_offset = acp_sof_ipc_get_mailbox_offset,
.irq_thread = acp_sof_ipc_irq_thread,
/* DAI drivers */
.drv = renoir_sof_dai,
.num_drv = ARRAY_SIZE(renoir_sof_dai),
/* stream callbacks */
.pcm_open = acp_pcm_open,
.pcm_close = acp_pcm_close,
.pcm_hw_params = acp_pcm_hw_params,
.hw_info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
/* Machine driver callbacks */
.machine_select = amd_sof_machine_select,
.machine_register = sof_machine_register,
.machine_unregister = sof_machine_unregister,
/* Trace Logger */
.trace_init = acp_sof_trace_init,
.trace_release = acp_sof_trace_release,
/* PM */
.suspend = amd_sof_acp_suspend,
.resume = amd_sof_acp_resume,
};
EXPORT_SYMBOL(sof_renoir_ops);
MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON);
MODULE_DESCRIPTION("RENOIR SOF Driver");
MODULE_LICENSE("Dual BSD/GPL");
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