| // 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, |
| }; |
| EXPORT_SYMBOL(sof_renoir_ops); |
| |
| MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON); |
| MODULE_DESCRIPTION("RENOIR SOF Driver"); |
| MODULE_LICENSE("Dual BSD/GPL"); |