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Diffstat (limited to 'sound/soc/sof/amd/acp.h')
| -rw-r--r-- | sound/soc/sof/amd/acp.h | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/sound/soc/sof/amd/acp.h b/sound/soc/sof/amd/acp.h new file mode 100644 index 000000000..14148c311 --- /dev/null +++ b/sound/soc/sof/amd/acp.h @@ -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) 2021 Advanced Micro Devices, Inc. All rights reserved. + * + * Author: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com> + */ + +#ifndef __SOF_AMD_ACP_H +#define __SOF_AMD_ACP_H + +#include "../sof-priv.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_COUNTER 5 +#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 1000 +#define MBOX_READY_MASK 0x80000000 +#define MBOX_STATUS_MASK 0xFFFF + +#define BOX_SIZE_512 0x200 +#define BOX_SIZE_1024 0x400 + +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; +}; + +struct sof_amd_acp_desc { + unsigned int rev; + unsigned int host_bridge_id; + unsigned int i2s_mode; + u32 pgfsm_base; + u32 ext_intr_stat; + u32 dsp_intr_base; + u32 sram_pte_offset; + u32 i2s_pin_config_offset; + u32 hw_semaphore_offset; + u32 acp_clkmux_sel; + u32 fusion_dsp_offset; +}; + +/* Common device data struct for ACP devices */ +struct acp_dev_data { + struct snd_sof_dev *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; +}; + +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_pcm_substream *substream, + void *p, size_t sz); +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); + +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); + +int acp_dai_probe(struct snd_soc_dai *dai); +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); + +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; +} +#endif |