diff options
Diffstat (limited to 'sound/soc/amd/ps/acp63.h')
| -rw-r--r-- | sound/soc/amd/ps/acp63.h | 448 |
1 files changed, 448 insertions, 0 deletions
diff --git a/sound/soc/amd/ps/acp63.h b/sound/soc/amd/ps/acp63.h new file mode 100644 index 000000000000..62cb6bef17ab --- /dev/null +++ b/sound/soc/amd/ps/acp63.h @@ -0,0 +1,448 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * AMD Common ACP header file for ACP6.3, ACP7.0 & ACP7.1 platforms + * + * Copyright (C) 2022, 2023, 2025 Advanced Micro Devices, Inc. All rights reserved. + */ + +#include <linux/soundwire/sdw_amd.h> +#include <sound/acp63_chip_offset_byte.h> + +#define ACP_DEVICE_ID 0x15E2 +#define ACP63_REG_START 0x1240000 +#define ACP63_REG_END 0x125C000 +#define ACP63_PCI_REV 0x63 +#define ACP70_PCI_REV 0x70 +#define ACP71_PCI_REV 0x71 +#define ACP72_PCI_REV 0x72 + +#define ACP_SOFT_RESET_SOFTRESET_AUDDONE_MASK 0x00010001 +#define ACP63_PGFSM_CNTL_POWER_ON_MASK 1 +#define ACP63_PGFSM_CNTL_POWER_OFF_MASK 0 +#define ACP63_PGFSM_STATUS_MASK 3 +#define ACP63_POWERED_ON 0 +#define ACP63_POWER_ON_IN_PROGRESS 1 +#define ACP63_POWERED_OFF 2 +#define ACP63_POWER_OFF_IN_PROGRESS 3 + +#define ACP_ERROR_MASK 0x20000000 +#define ACP_EXT_INTR_STAT_CLEAR_MASK 0xFFFFFFFF +#define PDM_DMA_STAT 0x10 + +#define PDM_DMA_INTR_MASK 0x10000 +#define ACP_ERROR_STAT 29 +#define PDM_DECIMATION_FACTOR 2 +#define ACP_PDM_CLK_FREQ_MASK 7 +#define ACP_WOV_GAIN_CONTROL GENMASK(4, 3) +#define ACP_PDM_ENABLE 1 +#define ACP_PDM_DISABLE 0 +#define ACP_PDM_DMA_EN_STATUS 2 +#define TWO_CH 2 +#define DELAY_US 5 +#define ACP_COUNTER 20000 + +#define ACP_SRAM_PTE_OFFSET 0x03800000 +#define PAGE_SIZE_4K_ENABLE 2 +#define PDM_PTE_OFFSET 0 +#define PDM_MEM_WINDOW_START 0x4000000 + +#define CAPTURE_MIN_NUM_PERIODS 4 +#define CAPTURE_MAX_NUM_PERIODS 4 +#define CAPTURE_MAX_PERIOD_SIZE 8192 +#define CAPTURE_MIN_PERIOD_SIZE 4096 + +#define MAX_BUFFER (CAPTURE_MAX_PERIOD_SIZE * CAPTURE_MAX_NUM_PERIODS) +#define MIN_BUFFER MAX_BUFFER + +/* time in ms for runtime suspend delay */ +#define ACP_SUSPEND_DELAY_MS 2000 + +#define ACP_DMIC_DEV 2 + +#define ACP63_DMIC_ADDR 2 +#define ACP63_SDW_ADDR 5 +#define AMD_SDW_MAX_MANAGERS 2 + +/* time in ms for acp timeout */ +#define ACP63_TIMEOUT 500 + +#define ACP_SDW0_STAT BIT(21) +#define ACP_SDW1_STAT BIT(2) +#define ACP_ERROR_IRQ BIT(29) + +#define ACP_AUDIO0_TX_THRESHOLD 0x1c +#define ACP_AUDIO1_TX_THRESHOLD 0x1a +#define ACP_AUDIO2_TX_THRESHOLD 0x18 +#define ACP_AUDIO0_RX_THRESHOLD 0x1b +#define ACP_AUDIO1_RX_THRESHOLD 0x19 +#define ACP_AUDIO2_RX_THRESHOLD 0x17 +#define ACP63_P1_AUDIO1_TX_THRESHOLD BIT(6) +#define ACP63_P1_AUDIO1_RX_THRESHOLD BIT(5) +#define ACP63_SDW_DMA_IRQ_MASK 0x1F800000 +#define ACP63_P1_SDW_DMA_IRQ_MASK 0x60 +#define ACP63_SDW0_DMA_MAX_STREAMS 6 +#define ACP63_SDW1_DMA_MAX_STREAMS 2 +#define ACP63_P1_AUDIO_TX_THRESHOLD 6 + +/* + * Below entries describes SDW0 instance DMA stream id and DMA irq bit mapping + * in ACP_EXTENAL_INTR_CNTL register. + * Stream id IRQ Bit + * 0 (SDW0_AUDIO0_TX) 28 + * 1 (SDW0_AUDIO1_TX) 26 + * 2 (SDW0_AUDIO2_TX) 24 + * 3 (SDW0_AUDIO0_RX) 27 + * 4 (SDW0_AUDIO1_RX) 25 + * 5 (SDW0_AUDIO2_RX) 23 + */ +#define ACP63_SDW0_DMA_TX_IRQ_MASK(i) (ACP_AUDIO0_TX_THRESHOLD - (2 * (i))) +#define ACP63_SDW0_DMA_RX_IRQ_MASK(i) (ACP_AUDIO0_RX_THRESHOLD - (2 * ((i) - 3))) + +/* + * Below entries describes SDW1 instance DMA stream id and DMA irq bit mapping + * in ACP_EXTENAL_INTR_CNTL1 register. + * Stream id IRQ Bit + * 0 (SDW1_AUDIO1_TX) 6 + * 1 (SDW1_AUDIO1_RX) 5 + */ +#define ACP63_SDW1_DMA_IRQ_MASK(i) (ACP63_P1_AUDIO_TX_THRESHOLD - (i)) + +#define ACP_DELAY_US 5 +#define ACP_SDW_RING_BUFF_ADDR_OFFSET (128 * 1024) +#define SDW0_MEM_WINDOW_START 0x4800000 +#define ACP_SDW_SRAM_PTE_OFFSET 0x03800400 +#define SDW0_PTE_OFFSET 0x400 +#define SDW_FIFO_SIZE 0x100 +#define SDW_DMA_SIZE 0x40 +#define ACP_SDW0_FIFO_OFFSET 0x100 +#define ACP_SDW_PTE_OFFSET 0x100 +#define SDW_FIFO_OFFSET 0x100 +#define SDW_PTE_OFFSET(i) (SDW0_PTE_OFFSET + ((i) * 0x600)) +#define ACP_SDW_FIFO_OFFSET(i) (ACP_SDW0_FIFO_OFFSET + ((i) * 0x500)) +#define SDW_MEM_WINDOW_START(i) (SDW0_MEM_WINDOW_START + ((i) * 0xC0000)) + +#define SDW_PLAYBACK_MIN_NUM_PERIODS 2 +#define SDW_PLAYBACK_MAX_NUM_PERIODS 8 +#define SDW_PLAYBACK_MAX_PERIOD_SIZE 8192 +#define SDW_PLAYBACK_MIN_PERIOD_SIZE 1024 +#define SDW_CAPTURE_MIN_NUM_PERIODS 2 +#define SDW_CAPTURE_MAX_NUM_PERIODS 8 +#define SDW_CAPTURE_MAX_PERIOD_SIZE 8192 +#define SDW_CAPTURE_MIN_PERIOD_SIZE 1024 + +#define SDW_MAX_BUFFER (SDW_PLAYBACK_MAX_PERIOD_SIZE * SDW_PLAYBACK_MAX_NUM_PERIODS) +#define SDW_MIN_BUFFER SDW_MAX_BUFFER + +#define ACP_HW_OPS(acp_data, cb) ((acp_data)->hw_ops->cb) + +#define ACP70_PGFSM_CNTL_POWER_ON_MASK 0x1F +#define ACP70_PGFSM_CNTL_POWER_OFF_MASK 0 +#define ACP70_PGFSM_STATUS_MASK 0xFF +#define ACP70_TIMEOUT 2000 +#define ACP70_SDW_HOST_WAKE_MASK 0x0C00000 +#define ACP70_SDW0_HOST_WAKE_STAT BIT(24) +#define ACP70_SDW1_HOST_WAKE_STAT BIT(25) +#define ACP70_SDW0_PME_STAT BIT(26) +#define ACP70_SDW1_PME_STAT BIT(27) + +#define ACP70_SDW0_DMA_MAX_STREAMS 6 +#define ACP70_SDW1_DMA_MAX_STREAMS ACP70_SDW0_DMA_MAX_STREAMS +#define ACP70_SDW_DMA_IRQ_MASK 0x1F800000 +#define ACP70_P1_SDW_DMA_IRQ_MASK 0x1F8 + +#define ACP70_P1_AUDIO0_TX_THRESHOLD 0x8 +#define ACP70_P1_AUDIO1_TX_THRESHOLD 0x6 +#define ACP70_P1_AUDIO2_TX_THRESHOLD 0x4 +#define ACP70_P1_AUDIO0_RX_THRESHOLD 0x7 +#define ACP70_P1_AUDIO1_RX_THRESHOLD 0x5 +#define ACP70_P1_AUDIO2_RX_THRESHOLD 0x3 + +#define ACP70_SDW0_DMA_TX_IRQ_MASK(i) (ACP_AUDIO0_TX_THRESHOLD - (2 * (i))) +#define ACP70_SDW0_DMA_RX_IRQ_MASK(i) (ACP_AUDIO0_RX_THRESHOLD - (2 * ((i) - 3))) + +/* + * Below entries describes SDW1 instance DMA stream id and DMA irq bit mapping + * in ACP_EXTENAL_INTR_CNTL1 register for ACP70/ACP71 platforms + * Stream id IRQ Bit + * 0 (SDW1_AUDIO0_TX) 8 + * 1 (SDW1_AUDIO1_TX) 6 + * 2 (SDW1_AUDIO2_TX) 4 + * 3 (SDW1_AUDIO0_RX) 7 + * 4 (SDW1_AUDIO1_RX) 5 + * 5 (SDW1_AUDIO2_RX) 3 + */ +#define ACP70_SDW1_DMA_TX_IRQ_MASK(i) (ACP70_P1_AUDIO0_TX_THRESHOLD - (2 * (i))) +#define ACP70_SDW1_DMA_RX_IRQ_MASK(i) (ACP70_P1_AUDIO0_RX_THRESHOLD - (2 * ((i) - 3))) + +#define ACP70_SW0_AUDIO0_TX_EN ACP_SW0_AUDIO0_TX_EN +#define ACP70_SW0_AUDIO1_TX_EN ACP_SW0_AUDIO1_TX_EN +#define ACP70_SW0_AUDIO2_TX_EN ACP_SW0_AUDIO2_TX_EN +#define ACP70_SW0_AUDIO0_RX_EN ACP_SW0_AUDIO0_RX_EN +#define ACP70_SW0_AUDIO1_RX_EN ACP_SW0_AUDIO1_RX_EN +#define ACP70_SW0_AUDIO2_RX_EN ACP_SW0_AUDIO2_RX_EN + +#define ACP70_SW1_AUDIO0_TX_EN 0x0003C10 +#define ACP70_SW1_AUDIO1_TX_EN 0x0003C50 +#define ACP70_SW1_AUDIO2_TX_EN 0x0003C6C +#define ACP70_SW1_AUDIO0_RX_EN 0x0003C88 +#define ACP70_SW1_AUDIO1_RX_EN 0x0003D28 +#define ACP70_SW1_AUDIO2_RX_EN 0x0003D44 + +enum acp_config { + ACP_CONFIG_0 = 0, + ACP_CONFIG_1, + ACP_CONFIG_2, + ACP_CONFIG_3, + ACP_CONFIG_4, + ACP_CONFIG_5, + ACP_CONFIG_6, + ACP_CONFIG_7, + ACP_CONFIG_8, + ACP_CONFIG_9, + ACP_CONFIG_10, + ACP_CONFIG_11, + ACP_CONFIG_12, + ACP_CONFIG_13, + ACP_CONFIG_14, + ACP_CONFIG_15, + ACP_CONFIG_16, + ACP_CONFIG_17, + ACP_CONFIG_18, + ACP_CONFIG_19, + ACP_CONFIG_20, +}; + +enum amd_acp63_sdw0_channel { + ACP63_SDW0_AUDIO0_TX = 0, + ACP63_SDW0_AUDIO1_TX, + ACP63_SDW0_AUDIO2_TX, + ACP63_SDW0_AUDIO0_RX, + ACP63_SDW0_AUDIO1_RX, + ACP63_SDW0_AUDIO2_RX, +}; + +enum amd_acp63_sdw1_channel { + ACP63_SDW1_AUDIO1_TX, + ACP63_SDW1_AUDIO1_RX, +}; + +enum amd_acp70_sdw_channel { + ACP70_SDW_AUDIO0_TX = 0, + ACP70_SDW_AUDIO1_TX, + ACP70_SDW_AUDIO2_TX, + ACP70_SDW_AUDIO0_RX, + ACP70_SDW_AUDIO1_RX, + ACP70_SDW_AUDIO2_RX, +}; + +struct pdm_stream_instance { + u16 num_pages; + u16 channels; + dma_addr_t dma_addr; + u64 bytescount; + void __iomem *acp63_base; +}; + +struct pdm_dev_data { + u32 pdm_irq; + void __iomem *acp63_base; + struct mutex *acp_lock; + struct snd_pcm_substream *capture_stream; +}; + +struct sdw_dma_dev_data { + void __iomem *acp_base; + struct mutex *acp_lock; /* used to protect acp common register access */ + u32 acp_rev; + struct snd_pcm_substream *acp63_sdw0_dma_stream[ACP63_SDW0_DMA_MAX_STREAMS]; + struct snd_pcm_substream *acp63_sdw1_dma_stream[ACP63_SDW1_DMA_MAX_STREAMS]; + struct snd_pcm_substream *acp70_sdw0_dma_stream[ACP70_SDW0_DMA_MAX_STREAMS]; + struct snd_pcm_substream *acp70_sdw1_dma_stream[ACP70_SDW1_DMA_MAX_STREAMS]; +}; + +struct acp_sdw_dma_stream { + u16 num_pages; + u16 channels; + u32 stream_id; + u32 instance; + dma_addr_t dma_addr; + u64 bytescount; +}; + +union acp_sdw_dma_count { + struct { + u32 low; + u32 high; + } bcount; + u64 bytescount; +}; + +struct sdw_dma_ring_buf_reg { + u32 reg_dma_size; + u32 reg_fifo_addr; + u32 reg_fifo_size; + u32 reg_ring_buf_size; + u32 reg_ring_buf_addr; + u32 water_mark_size_reg; + u32 pos_low_reg; + u32 pos_high_reg; +}; + +struct acp63_dev_data; + +/** + * struct acp_hw_ops - ACP PCI driver platform specific ops + * @acp_init: ACP initialization + * @acp_deinit: ACP de-initialization + * @acp_get_config: function to read the acp pin configuration + * @acp_sdw_dma_irq_thread: ACP SoundWire DMA interrupt thread + * acp_suspend: ACP system level suspend callback + * acp_resume: ACP system level resume callback + * acp_suspend_runtime: ACP runtime suspend callback + * acp_resume_runtime: ACP runtime resume callback + */ +struct acp_hw_ops { + int (*acp_init)(void __iomem *acp_base, struct device *dev); + int (*acp_deinit)(void __iomem *acp_base, struct device *dev); + void (*acp_get_config)(struct pci_dev *pci, struct acp63_dev_data *acp_data); + void (*acp_sdw_dma_irq_thread)(struct acp63_dev_data *acp_data); + int (*acp_suspend)(struct device *dev); + int (*acp_resume)(struct device *dev); + int (*acp_suspend_runtime)(struct device *dev); + int (*acp_resume_runtime)(struct device *dev); +}; + +/** + * struct acp63_dev_data - acp pci driver context + * @acp63_base: acp mmio base + * @res: resource + * @hw_ops: ACP pci driver platform-specific ops + * @pdm_dev: ACP PDM controller platform device + * @dmic_codec: platform device for DMIC Codec + * sdw_dma_dev: platform device for SoundWire DMA controller + * @mach_dev: platform device for machine driver to support ACP PDM/SoundWire configuration + * @acp_lock: used to protect acp common registers + * @info: SoundWire AMD information found in ACPI tables + * @sdw: SoundWire context for all SoundWire manager instances + * @machine: ACPI machines for SoundWire interface + * @is_sdw_dev: flag set to true when any SoundWire manager instances are available + * @is_pdm_dev: flag set to true when ACP PDM controller exists + * @is_pdm_config: flat set to true when PDM configuration is selected from BIOS + * @is_sdw_config: flag set to true when SDW configuration is selected from BIOS + * @sdw_en_stat: flag set to true when any one of the SoundWire manager instance is enabled + * @acp70_sdw0_wake_event: flag set to true when wake irq asserted for SW0 instance + * @acp70_sdw1_wake_event: flag set to true when wake irq asserted for SW1 instance + * @addr: pci ioremap address + * @reg_range: ACP reigister range + * @acp_rev: ACP PCI revision id + * @acp_sw_pad_keeper_en: store acp SoundWire pad keeper enable register value + * @acp_pad_pulldown_ctrl: store acp pad pulldown control register value + * @acp63_sdw0-dma_intr_stat: DMA interrupt status array for ACP6.3 platform SoundWire + * manager-SW0 instance + * @acp63_sdw_dma_intr_stat: DMA interrupt status array for ACP6.3 platform SoundWire + * manager-SW1 instance + * @acp70_sdw0-dma_intr_stat: DMA interrupt status array for ACP7.0 platform SoundWire + * manager-SW0 instance + * @acp70_sdw_dma_intr_stat: DMA interrupt status array for ACP7.0 platform SoundWire + * manager-SW1 instance + */ + +struct acp63_dev_data { + void __iomem *acp63_base; + struct resource *res; + struct acp_hw_ops *hw_ops; + struct platform_device *pdm_dev; + struct platform_device *dmic_codec_dev; + struct platform_device *sdw_dma_dev; + struct platform_device *mach_dev; + struct mutex acp_lock; /* protect shared registers */ + struct sdw_amd_acpi_info info; + /* sdw context allocated by SoundWire driver */ + struct sdw_amd_ctx *sdw; + struct snd_soc_acpi_mach *machines; + bool is_sdw_dev; + bool is_pdm_dev; + bool is_pdm_config; + bool is_sdw_config; + bool sdw_en_stat; + bool acp70_sdw0_wake_event; + bool acp70_sdw1_wake_event; + u32 addr; + u32 reg_range; + u32 acp_rev; + u32 subsystem_vendor; + u32 subsystem_device; + u32 acp_sw_pad_keeper_en; + u32 acp_pad_pulldown_ctrl; + u16 acp63_sdw0_dma_intr_stat[ACP63_SDW0_DMA_MAX_STREAMS]; + u16 acp63_sdw1_dma_intr_stat[ACP63_SDW1_DMA_MAX_STREAMS]; + u16 acp70_sdw0_dma_intr_stat[ACP70_SDW0_DMA_MAX_STREAMS]; + u16 acp70_sdw1_dma_intr_stat[ACP70_SDW1_DMA_MAX_STREAMS]; +}; + +void acp63_hw_init_ops(struct acp_hw_ops *hw_ops); +void acp70_hw_init_ops(struct acp_hw_ops *hw_ops); + +static inline int acp_hw_init(struct acp63_dev_data *adata, struct device *dev) +{ + if (adata && adata->hw_ops && adata->hw_ops->acp_init) + return ACP_HW_OPS(adata, acp_init)(adata->acp63_base, dev); + return -EOPNOTSUPP; +} + +static inline int acp_hw_deinit(struct acp63_dev_data *adata, struct device *dev) +{ + if (adata && adata->hw_ops && adata->hw_ops->acp_deinit) + return ACP_HW_OPS(adata, acp_deinit)(adata->acp63_base, dev); + return -EOPNOTSUPP; +} + +static inline void acp_hw_get_config(struct pci_dev *pci, struct acp63_dev_data *adata) +{ + if (adata && adata->hw_ops && adata->hw_ops->acp_get_config) + ACP_HW_OPS(adata, acp_get_config)(pci, adata); +} + +static inline void acp_hw_sdw_dma_irq_thread(struct acp63_dev_data *adata) +{ + if (adata && adata->hw_ops && adata->hw_ops->acp_sdw_dma_irq_thread) + ACP_HW_OPS(adata, acp_sdw_dma_irq_thread)(adata); +} + +static inline int acp_hw_suspend(struct device *dev) +{ + struct acp63_dev_data *adata = dev_get_drvdata(dev); + + if (adata && adata->hw_ops && adata->hw_ops->acp_suspend) + return ACP_HW_OPS(adata, acp_suspend)(dev); + return -EOPNOTSUPP; +} + +static inline int acp_hw_resume(struct device *dev) +{ + struct acp63_dev_data *adata = dev_get_drvdata(dev); + + if (adata && adata->hw_ops && adata->hw_ops->acp_resume) + return ACP_HW_OPS(adata, acp_resume)(dev); + return -EOPNOTSUPP; +} + +static inline int acp_hw_suspend_runtime(struct device *dev) +{ + struct acp63_dev_data *adata = dev_get_drvdata(dev); + + if (adata && adata->hw_ops && adata->hw_ops->acp_suspend_runtime) + return ACP_HW_OPS(adata, acp_suspend_runtime)(dev); + return -EOPNOTSUPP; +} + +static inline int acp_hw_runtime_resume(struct device *dev) +{ + struct acp63_dev_data *adata = dev_get_drvdata(dev); + + if (adata && adata->hw_ops && adata->hw_ops->acp_resume_runtime) + return ACP_HW_OPS(adata, acp_resume_runtime)(dev); + return -EOPNOTSUPP; +} + +int snd_amd_acp_find_config(struct pci_dev *pci); |