Add pci legacy driver support and create platform driver for acp7.0 platform.
Signed-off-by: Syed Saba Kareem Syed.SabaKareem@amd.com --- sound/soc/amd/acp/acp-legacy-common.c | 11 +- sound/soc/amd/acp/acp-mach.h | 1 + sound/soc/amd/acp/acp-pci.c | 4 + sound/soc/amd/acp/acp70.c | 254 ++++++++++++++++++++++++++ sound/soc/amd/acp/amd.h | 4 + 5 files changed, 273 insertions(+), 1 deletion(-) create mode 100644 sound/soc/amd/acp/acp70.c
diff --git a/sound/soc/amd/acp/acp-legacy-common.c b/sound/soc/amd/acp/acp-legacy-common.c index cba0aabefb34..b5aff3f230be 100644 --- a/sound/soc/amd/acp/acp-legacy-common.c +++ b/sound/soc/amd/acp/acp-legacy-common.c @@ -19,6 +19,7 @@ #define ACP_RENOIR_PDM_ADDR 0x02 #define ACP_REMBRANDT_PDM_ADDR 0x03 #define ACP63_PDM_ADDR 0x02 +#define ACP70_PDM_ADDR 0x02
void acp_enable_interrupts(struct acp_dev_data *adata) { @@ -268,6 +269,10 @@ static int acp_power_on(struct acp_chip_info *chip) acp_pgfsm_stat_reg = ACP63_PGFSM_STATUS; acp_pgfsm_ctrl_reg = ACP63_PGFSM_CONTROL; break; + case ACP70_DEV: + acp_pgfsm_stat_reg = ACP70_PGFSM_STATUS; + acp_pgfsm_ctrl_reg = ACP70_PGFSM_CONTROL; + break; default: return -EINVAL; } @@ -329,7 +334,8 @@ int acp_deinit(struct acp_chip_info *chip) if (ret) return ret;
- writel(0, chip->base + ACP_CONTROL); + if (chip->acp_rev != ACP70_DEV) + writel(0, chip->base + ACP_CONTROL); return 0; } EXPORT_SYMBOL_NS_GPL(acp_deinit, SND_SOC_ACP_COMMON); @@ -385,6 +391,9 @@ int check_acp_pdm(struct pci_dev *pci, struct acp_chip_info *chip) case ACP63_DEV: pdm_addr = ACP63_PDM_ADDR; break; + case ACP70_DEV: + pdm_addr = ACP70_PDM_ADDR; + break; default: return -EINVAL; } diff --git a/sound/soc/amd/acp/acp-mach.h b/sound/soc/amd/acp/acp-mach.h index 69db61f12eca..cd681101bea7 100644 --- a/sound/soc/amd/acp/acp-mach.h +++ b/sound/soc/amd/acp/acp-mach.h @@ -54,6 +54,7 @@ enum platform_end_point { RENOIR = 0, REMBRANDT, ACP63, + ACP70, };
struct acp_mach_ops { diff --git a/sound/soc/amd/acp/acp-pci.c b/sound/soc/amd/acp/acp-pci.c index 696c9ee6786f..8c8b1dcac628 100644 --- a/sound/soc/amd/acp/acp-pci.c +++ b/sound/soc/amd/acp/acp-pci.c @@ -91,6 +91,10 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id chip->name = "acp_asoc_acp63"; chip->acp_rev = ACP63_DEV; break; + case 0x70: + chip->name = "acp_asoc_acp70"; + chip->acp_rev = ACP70_DEV; + break; default: dev_err(dev, "Unsupported device revision:0x%x\n", pci->revision); ret = -EINVAL; diff --git a/sound/soc/amd/acp/acp70.c b/sound/soc/amd/acp/acp70.c new file mode 100644 index 000000000000..dd384c966ae9 --- /dev/null +++ b/sound/soc/amd/acp/acp70.c @@ -0,0 +1,254 @@ +// 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. +// +// Authors: Syed Saba kareem syed.sabakareem@amd.com +/* + * Hardware interface for ACP7.0 block + */ + +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/err.h> +#include <linux/io.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/soc-dai.h> +#include <linux/dma-mapping.h> +#include <linux/pm_runtime.h> +#include <linux/pci.h> +#include "amd.h" +#include "acp-mach.h" + +#define DRV_NAME "acp_asoc_acp70" + +static struct acp_resource rsrc = { + .offset = 0, + .no_of_ctrls = 2, + .irqp_used = 1, + .soc_mclk = true, + .irq_reg_offset = 0x1a00, + .i2s_pin_cfg_offset = 0x1440, + .i2s_mode = 0x0a, + .scratch_reg_offset = 0x12800, + .sram_pte_offset = 0x03802800, +}; + +static struct snd_soc_acpi_mach snd_soc_acpi_amd_acp70_acp_machines[] = { + { + .id = "AMDI0029", + .drv_name = "acp70-acp", + }, + {}, +}; + +static struct snd_soc_dai_driver acp70_dai[] = { +{ + .name = "acp-i2s-sp", + .id = I2S_SP_INSTANCE, + .playback = { + .stream_name = "I2S 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 = { + .stream_name = "I2S SP 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, + .channels_min = 2, + .channels_max = 2, + .rate_min = 8000, + .rate_max = 48000, + }, + .ops = &asoc_acp_cpu_dai_ops, +}, +{ + .name = "acp-i2s-bt", + .id = I2S_BT_INSTANCE, + .playback = { + .stream_name = "I2S 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 = { + .stream_name = "I2S BT 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, + .channels_min = 2, + .channels_max = 2, + .rate_min = 8000, + .rate_max = 48000, + }, + .ops = &asoc_acp_cpu_dai_ops, +}, +{ + .name = "acp-i2s-hs", + .id = I2S_HS_INSTANCE, + .playback = { + .stream_name = "I2S HS 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 = { + .stream_name = "I2S HS 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, + .channels_min = 2, + .channels_max = 8, + .rate_min = 8000, + .rate_max = 48000, + }, + .ops = &asoc_acp_cpu_dai_ops, +}, +{ + .name = "acp-pdm-dmic", + .id = DMIC_INSTANCE, + .capture = { + .rates = SNDRV_PCM_RATE_8000_48000, + .formats = SNDRV_PCM_FMTBIT_S32_LE, + .channels_min = 2, + .channels_max = 2, + .rate_min = 8000, + .rate_max = 48000, + }, + .ops = &acp_dmic_dai_ops, +}, +}; + +static int acp_acp70_audio_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct acp_chip_info *chip; + struct acp_dev_data *adata; + struct resource *res; + + chip = dev_get_platdata(&pdev->dev); + if (!chip || !chip->base) { + dev_err(&pdev->dev, "ACP chip data is NULL\n"); + return -ENODEV; + } + + if (chip->acp_rev != ACP70_DEV) { + dev_err(&pdev->dev, "Un-supported ACP Revision %d\n", chip->acp_rev); + return -ENODEV; + } + + adata = devm_kzalloc(dev, sizeof(struct acp_dev_data), GFP_KERNEL); + if (!adata) + return -ENOMEM; + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "acp_mem"); + if (!res) { + dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n"); + return -ENODEV; + } + + adata->acp_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); + if (!adata->acp_base) + return -ENOMEM; + + res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "acp_dai_irq"); + if (!res) { + dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n"); + return -ENODEV; + } + + adata->i2s_irq = res->start; + adata->dev = dev; + adata->dai_driver = acp70_dai; + adata->num_dai = ARRAY_SIZE(acp70_dai); + adata->rsrc = &rsrc; + adata->machines = snd_soc_acpi_amd_acp70_acp_machines; + adata->platform = ACP70; + adata->flag = chip->flag; + acp_machine_select(adata); + + dev_set_drvdata(dev, adata); + acp_enable_interrupts(adata); + acp_platform_register(dev); + pm_runtime_set_autosuspend_delay(&pdev->dev, ACP_SUSPEND_DELAY_MS); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_set_active(&pdev->dev); + pm_runtime_enable(&pdev->dev); + return 0; +} + +static void acp_acp70_audio_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct acp_dev_data *adata = dev_get_drvdata(dev); + + acp_disable_interrupts(adata); + acp_platform_unregister(dev); + pm_runtime_disable(&pdev->dev); +} + +static int __maybe_unused acp70_pcm_resume(struct device *dev) +{ + struct acp_dev_data *adata = dev_get_drvdata(dev); + struct acp_stream *stream; + struct snd_pcm_substream *substream; + snd_pcm_uframes_t buf_in_frames; + u64 buf_size; + + spin_lock(&adata->acp_lock); + list_for_each_entry(stream, &adata->stream_list, list) { + if (stream) { + substream = stream->substream; + if (substream && substream->runtime) { + buf_in_frames = (substream->runtime->buffer_size); + buf_size = frames_to_bytes(substream->runtime, buf_in_frames); + config_pte_for_stream(adata, stream); + config_acp_dma(adata, stream, buf_size); + if (stream->dai_id) + restore_acp_i2s_params(substream, adata, stream); + else + restore_acp_pdm_params(substream, adata); + } + } + } + spin_unlock(&adata->acp_lock); + return 0; +} + +static const struct dev_pm_ops acp70_dma_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(NULL, acp70_pcm_resume) +}; + +static struct platform_driver acp70_driver = { + .probe = acp_acp70_audio_probe, + .remove_new = acp_acp70_audio_remove, + .driver = { + .name = "acp_asoc_acp70", + .pm = &acp70_dma_pm_ops, + }, +}; + +module_platform_driver(acp70_driver); + +MODULE_DESCRIPTION("AMD ACP ACP70 Driver"); +MODULE_IMPORT_NS(SND_SOC_ACP_COMMON); +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_ALIAS("platform:" DRV_NAME); diff --git a/sound/soc/amd/acp/amd.h b/sound/soc/amd/acp/amd.h index 937ce13c7d40..5017e868f39b 100644 --- a/sound/soc/amd/acp/amd.h +++ b/sound/soc/amd/acp/amd.h @@ -21,6 +21,7 @@ #define ACP3X_DEV 3 #define ACP6X_DEV 6 #define ACP63_DEV 0x63 +#define ACP70_DEV 0x70
#define DMIC_INSTANCE 0x00 #define I2S_SP_INSTANCE 0x01 @@ -99,6 +100,9 @@ #define ACP63_PGFSM_CONTROL ACP6X_PGFSM_CONTROL #define ACP63_PGFSM_STATUS ACP6X_PGFSM_STATUS
+#define ACP70_PGFSM_CONTROL ACP6X_PGFSM_CONTROL +#define ACP70_PGFSM_STATUS ACP6X_PGFSM_STATUS + #define ACP_SOFT_RST_DONE_MASK 0x00010001
#define ACP_PGFSM_CNTL_POWER_ON_MASK 0xffffffff