/* 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. * * Author: Ajit Kumar Pandey */ #ifndef __SOF_AMD_ACP_H #define __SOF_AMD_ACP_H #include "../sof-priv.h" #include "../sof-audio.h" #define ACP_MAX_STREAM 8 #define ACP_DSP_BAR 0 #define ACP_HW_SEM_RETRY_COUNT 10000 #define ACP_REG_POLL_INTERVAL 500 #define ACP_REG_POLL_TIMEOUT_US 2000 #define ACP_DMA_COMPLETE_TIMEOUT_US 5000 #define ACP_PGFSM_CNTL_POWER_ON_MASK 0x01 #define ACP_PGFSM_STATUS_MASK 0x03 #define ACP_POWERED_ON 0x00 #define ACP_ASSERT_RESET 0x01 #define ACP_RELEASE_RESET 0x00 #define ACP_SOFT_RESET_DONE_MASK 0x00010001 #define ACP_DSP_INTR_EN_MASK 0x00000001 #define ACP3X_SRAM_PTE_OFFSET 0x02050000 #define ACP6X_SRAM_PTE_OFFSET 0x03800000 #define PAGE_SIZE_4K_ENABLE 0x2 #define ACP_PAGE_SIZE 0x1000 #define ACP_DMA_CH_RUN 0x02 #define ACP_MAX_DESC_CNT 0x02 #define DSP_FW_RUN_ENABLE 0x01 #define ACP_SHA_RUN 0x01 #define ACP_SHA_RESET 0x02 #define ACP_DMA_CH_RST 0x01 #define ACP_DMA_CH_GRACEFUL_RST_EN 0x10 #define ACP_ATU_CACHE_INVALID 0x01 #define ACP_MAX_DESC 128 #define ACPBUS_REG_BASE_OFFSET ACP_DMA_CNTL_0 #define ACP_DEFAULT_DRAM_LENGTH 0x00080000 #define ACP3X_SCRATCH_MEMORY_ADDRESS 0x02050000 #define ACP_SYSTEM_MEMORY_WINDOW 0x4000000 #define ACP_IRAM_BASE_ADDRESS 0x000000 #define ACP_DATA_RAM_BASE_ADDRESS 0x01000000 #define ACP_DRAM_PAGE_COUNT 128 #define ACP_DSP_TO_HOST_IRQ 0x04 #define ACP_RN_PCI_ID 0x01 #define ACP_RMB_PCI_ID 0x6F #define HOST_BRIDGE_CZN 0x1630 #define HOST_BRIDGE_RMB 0x14B5 #define ACP_SHA_STAT 0x8000 #define ACP_PSP_TIMEOUT_US 1000000 #define ACP_EXT_INTR_ERROR_STAT 0x20000000 #define MP0_C2PMSG_114_REG 0x3810AC8 #define MP0_C2PMSG_73_REG 0x3810A24 #define MBOX_ACP_SHA_DMA_COMMAND 0x70000 #define MBOX_DELAY_US 1000 #define MBOX_READY_MASK 0x80000000 #define MBOX_STATUS_MASK 0xFFFF #define BOX_SIZE_512 0x200 #define BOX_SIZE_1024 0x400 #define EXCEPT_MAX_HDR_SIZE 0x400 #define AMD_STACK_DUMP_SIZE 32 #define SRAM1_SIZE 0x13A000 #define PROBE_STATUS_BIT BIT(31) enum clock_source { ACP_CLOCK_96M = 0, ACP_CLOCK_48M, ACP_CLOCK_24M, ACP_CLOCK_ACLK, ACP_CLOCK_MCLK, }; struct acp_atu_grp_pte { u32 low; u32 high; }; union dma_tx_cnt { struct { unsigned int count : 19; unsigned int reserved : 12; unsigned ioc : 1; } bitfields, bits; unsigned int u32_all; signed int i32_all; }; struct dma_descriptor { unsigned int src_addr; unsigned int dest_addr; union dma_tx_cnt tx_cnt; unsigned int reserved; }; /* Scratch memory structure for communication b/w host and dsp */ struct scratch_ipc_conf { /* Debug memory */ u8 sof_debug_box[1024]; /* Exception memory*/ u8 sof_except_box[1024]; /* Stream buffer */ u8 sof_stream_box[1024]; /* Trace buffer */ u8 sof_trace_box[1024]; /* Host msg flag */ u32 sof_host_msg_write; /* Host ack flag*/ u32 sof_host_ack_write; /* DSP msg flag */ u32 sof_dsp_msg_write; /* Dsp ack flag */ u32 sof_dsp_ack_write; }; struct scratch_reg_conf { struct scratch_ipc_conf info; struct acp_atu_grp_pte grp1_pte[16]; struct acp_atu_grp_pte grp2_pte[16]; struct acp_atu_grp_pte grp3_pte[16]; struct acp_atu_grp_pte grp4_pte[16]; struct acp_atu_grp_pte grp5_pte[16]; struct acp_atu_grp_pte grp6_pte[16]; struct acp_atu_grp_pte grp7_pte[16]; struct acp_atu_grp_pte grp8_pte[16]; struct dma_descriptor dma_desc[64]; unsigned int reg_offset[8]; unsigned int buf_size[8]; u8 acp_tx_fifo_buf[256]; u8 acp_rx_fifo_buf[256]; unsigned int reserve[]; }; struct acp_dsp_stream { struct list_head list; struct snd_sof_dev *sdev; struct snd_pcm_substream *substream; struct snd_dma_buffer *dmab; int num_pages; int stream_tag; int active; unsigned int reg_offset; size_t posn_offset; struct snd_compr_stream *cstream; u64 cstream_posn; }; struct sof_amd_acp_desc { unsigned int rev; unsigned int host_bridge_id; u32 pgfsm_base; u32 ext_intr_stat; u32 dsp_intr_base; u32 sram_pte_offset; u32 hw_semaphore_offset; u32 acp_clkmux_sel; u32 fusion_dsp_offset; u32 probe_reg_offset; }; /* Common device data struct for ACP devices */ struct acp_dev_data { struct snd_sof_dev *dev; /* DMIC device */ struct platform_device *dmic_dev; unsigned int fw_bin_size; unsigned int fw_data_bin_size; u32 fw_bin_page_count; dma_addr_t sha_dma_addr; u8 *bin_buf; dma_addr_t dma_addr; u8 *data_buf; struct dma_descriptor dscr_info[ACP_MAX_DESC]; struct acp_dsp_stream stream_buf[ACP_MAX_STREAM]; struct acp_dsp_stream *dtrace_stream; struct pci_dev *smn_dev; struct acp_dsp_stream *probe_stream; }; void memcpy_to_scratch(struct snd_sof_dev *sdev, u32 offset, unsigned int *src, size_t bytes); void memcpy_from_scratch(struct snd_sof_dev *sdev, u32 offset, unsigned int *dst, size_t bytes); int acp_dma_status(struct acp_dev_data *adata, unsigned char ch); int configure_and_run_dma(struct acp_dev_data *adata, unsigned int src_addr, unsigned int dest_addr, int dsp_data_size); int configure_and_run_sha_dma(struct acp_dev_data *adata, void *image_addr, unsigned int start_addr, unsigned int dest_addr, unsigned int image_length); /* ACP device probe/remove */ int amd_sof_acp_probe(struct snd_sof_dev *sdev); int amd_sof_acp_remove(struct snd_sof_dev *sdev); /* DSP Loader callbacks */ int acp_sof_dsp_run(struct snd_sof_dev *sdev); int acp_dsp_pre_fw_run(struct snd_sof_dev *sdev); int acp_get_bar_index(struct snd_sof_dev *sdev, u32 type); /* Block IO callbacks */ int acp_dsp_block_write(struct snd_sof_dev *sdev, enum snd_sof_fw_blk_type blk_type, u32 offset, void *src, size_t size); int acp_dsp_block_read(struct snd_sof_dev *sdev, enum snd_sof_fw_blk_type blk_type, u32 offset, void *dest, size_t size); /* IPC callbacks */ irqreturn_t acp_sof_ipc_irq_thread(int irq, void *context); int acp_sof_ipc_msg_data(struct snd_sof_dev *sdev, struct snd_sof_pcm_stream *sps, void *p, size_t sz); int acp_set_stream_data_offset(struct snd_sof_dev *sdev, struct snd_sof_pcm_stream *sps, size_t posn_offset); int acp_sof_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg); int acp_sof_ipc_get_mailbox_offset(struct snd_sof_dev *sdev); int acp_sof_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id); void acp_mailbox_write(struct snd_sof_dev *sdev, u32 offset, void *message, size_t bytes); void acp_mailbox_read(struct snd_sof_dev *sdev, u32 offset, void *message, size_t bytes); /* ACP - DSP stream callbacks */ int acp_dsp_stream_config(struct snd_sof_dev *sdev, struct acp_dsp_stream *stream); int acp_dsp_stream_init(struct snd_sof_dev *sdev); struct acp_dsp_stream *acp_dsp_stream_get(struct snd_sof_dev *sdev, int tag); int acp_dsp_stream_put(struct snd_sof_dev *sdev, struct acp_dsp_stream *acp_stream); /* * DSP PCM Operations. */ int acp_pcm_open(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); int acp_pcm_close(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); int acp_pcm_hw_params(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_sof_platform_stream_params *platform_params); snd_pcm_uframes_t acp_pcm_pointer(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); extern struct snd_sof_dsp_ops sof_acp_common_ops; extern struct snd_sof_dsp_ops sof_renoir_ops; int sof_renoir_ops_init(struct snd_sof_dev *sdev); extern struct snd_sof_dsp_ops sof_rembrandt_ops; int sof_rembrandt_ops_init(struct snd_sof_dev *sdev); struct snd_soc_acpi_mach *amd_sof_machine_select(struct snd_sof_dev *sdev); /* Machine configuration */ int snd_amd_acp_find_config(struct pci_dev *pci); /* Trace */ int acp_sof_trace_init(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab, struct sof_ipc_dma_trace_params_ext *dtrace_params); int acp_sof_trace_release(struct snd_sof_dev *sdev); /* PM Callbacks */ int amd_sof_acp_suspend(struct snd_sof_dev *sdev, u32 target_state); int amd_sof_acp_resume(struct snd_sof_dev *sdev); void amd_sof_ipc_dump(struct snd_sof_dev *sdev); void amd_sof_dump(struct snd_sof_dev *sdev, u32 flags); static inline const struct sof_amd_acp_desc *get_chip_info(struct snd_sof_pdata *pdata) { const struct sof_dev_desc *desc = pdata->desc; return desc->chip_info; } int acp_probes_register(struct snd_sof_dev *sdev); void acp_probes_unregister(struct snd_sof_dev *sdev); #endif