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/* 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, 2023 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 <linux/dmi.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 ACP5X_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_SHA_HEADER 0x01
#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_DRAM_BASE_ADDRESS 0x01000000
#define ACP_DRAM_PAGE_COUNT 128
#define ACP_SRAM_BASE_ADDRESS 0x3806000
#define ACP_DSP_TO_HOST_IRQ 0x04
#define ACP_RN_PCI_ID 0x01
#define ACP_VANGOGH_PCI_ID 0x50
#define ACP_RMB_PCI_ID 0x6F
#define ACP63_PCI_ID 0x63
#define HOST_BRIDGE_CZN 0x1630
#define HOST_BRIDGE_VGH 0x1645
#define HOST_BRIDGE_RMB 0x14B5
#define HOST_BRIDGE_ACP63 0x14E8
#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_ACP_IRAM_DRAM_FENCE_COMMAND 0x80000
#define MBOX_DELAY_US 1000
#define MBOX_READY_MASK 0x80000000
#define MBOX_STATUS_MASK 0xFFFF
#define MBOX_ISREADY_FLAG 0x40000000
#define IRAM_DRAM_FENCE_0 0X0
#define IRAM_DRAM_FENCE_1 0X01
#define IRAM_DRAM_FENCE_2 0X02
#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 0x280000
#define PROBE_STATUS_BIT BIT(31)
#define ACP_FIRMWARE_SIGNATURE 0x100
#define ACP_DEFAULT_SRAM_LENGTH 0x00080000
#define ACP_SRAM_PAGE_COUNT 128
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;
const char *name;
unsigned int host_bridge_id;
u32 pgfsm_base;
u32 ext_intr_enb;
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;
const struct firmware *fw_dbin;
/* DMIC device */
struct platform_device *dmic_dev;
unsigned int fw_bin_size;
unsigned int fw_data_bin_size;
unsigned int fw_sram_data_bin_size;
const char *fw_code_bin;
const char *fw_data_bin;
const char *fw_sram_data_bin;
u32 fw_bin_page_count;
u32 fw_data_bin_page_count;
dma_addr_t sha_dma_addr;
u8 *bin_buf;
dma_addr_t dma_addr;
u8 *data_buf;
dma_addr_t sram_dma_addr;
u8 *sram_data_buf;
bool signed_fw_image;
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;
bool enable_fw_debug;
bool is_dram_in_use;
bool is_sram_in_use;
};
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);
void 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_sof_load_signed_firmware(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_vangogh_ops;
int sof_vangogh_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);
extern struct snd_sof_dsp_ops sof_acp63_ops;
int sof_acp63_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);
extern struct snd_soc_acpi_mach snd_soc_acpi_amd_vangogh_sof_machines[];
extern const struct dmi_system_id acp_sof_quirk_table[];
#endif
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