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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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139 lines
3.6 KiB
C
139 lines
3.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ACP_HW_H
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#define __ACP_HW_H
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#include "include/acp_2_2_d.h"
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#include "include/acp_2_2_sh_mask.h"
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#define ACP_PAGE_SIZE_4K_ENABLE 0x02
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#define ACP_PLAYBACK_PTE_OFFSET 10
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#define ACP_CAPTURE_PTE_OFFSET 0
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#define ACP_GARLIC_CNTL_DEFAULT 0x00000FB4
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#define ACP_ONION_CNTL_DEFAULT 0x00000FB4
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#define ACP_PHYSICAL_BASE 0x14000
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/* Playback SRAM address (as a destination in dma descriptor) */
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#define ACP_SHARED_RAM_BANK_1_ADDRESS 0x4002000
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/* Capture SRAM address (as a source in dma descriptor) */
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#define ACP_SHARED_RAM_BANK_5_ADDRESS 0x400A000
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#define ACP_SHARED_RAM_BANK_3_ADDRESS 0x4006000
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#define ACP_DMA_RESET_TIME 10000
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#define ACP_CLOCK_EN_TIME_OUT_VALUE 0x000000FF
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#define ACP_SOFT_RESET_DONE_TIME_OUT_VALUE 0x000000FF
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#define ACP_DMA_COMPLETE_TIME_OUT_VALUE 0x000000FF
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#define ACP_SRAM_BASE_ADDRESS 0x4000000
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#define ACP_DAGB_GRP_SRAM_BASE_ADDRESS 0x4001000
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#define ACP_DAGB_GRP_SRBM_SRAM_BASE_OFFSET 0x1000
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#define ACP_INTERNAL_APERTURE_WINDOW_0_ADDRESS 0x00000000
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#define ACP_INTERNAL_APERTURE_WINDOW_4_ADDRESS 0x01800000
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#define TO_ACP_I2S_1 0x2
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#define TO_ACP_I2S_2 0x4
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#define FROM_ACP_I2S_1 0xa
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#define FROM_ACP_I2S_2 0xb
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#define ACP_TILE_ON_MASK 0x03
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#define ACP_TILE_OFF_MASK 0x02
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#define ACP_TILE_ON_RETAIN_REG_MASK 0x1f
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#define ACP_TILE_OFF_RETAIN_REG_MASK 0x20
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#define ACP_TILE_P1_MASK 0x3e
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#define ACP_TILE_P2_MASK 0x3d
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#define ACP_TILE_DSP0_MASK 0x3b
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#define ACP_TILE_DSP1_MASK 0x37
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#define ACP_TILE_DSP2_MASK 0x2f
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/* Playback DMA channels */
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#define SYSRAM_TO_ACP_CH_NUM 12
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#define ACP_TO_I2S_DMA_CH_NUM 13
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/* Capture DMA channels */
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#define ACP_TO_SYSRAM_CH_NUM 14
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#define I2S_TO_ACP_DMA_CH_NUM 15
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#define NUM_DSCRS_PER_CHANNEL 2
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#define PLAYBACK_START_DMA_DESCR_CH12 0
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#define PLAYBACK_END_DMA_DESCR_CH12 1
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#define PLAYBACK_START_DMA_DESCR_CH13 2
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#define PLAYBACK_END_DMA_DESCR_CH13 3
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#define CAPTURE_START_DMA_DESCR_CH14 4
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#define CAPTURE_END_DMA_DESCR_CH14 5
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#define CAPTURE_START_DMA_DESCR_CH15 6
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#define CAPTURE_END_DMA_DESCR_CH15 7
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#define mmACP_I2S_16BIT_RESOLUTION_EN 0x5209
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enum acp_dma_priority_level {
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/* 0x0 Specifies the DMA channel is given normal priority */
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ACP_DMA_PRIORITY_LEVEL_NORMAL = 0x0,
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/* 0x1 Specifies the DMA channel is given high priority */
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ACP_DMA_PRIORITY_LEVEL_HIGH = 0x1,
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ACP_DMA_PRIORITY_LEVEL_FORCESIZE = 0xFF
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};
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struct audio_substream_data {
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struct page *pg;
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unsigned int order;
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u16 num_of_pages;
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u16 direction;
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uint64_t size;
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u64 renderbytescount;
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u64 capturebytescount;
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void __iomem *acp_mmio;
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};
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struct audio_drv_data {
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struct snd_pcm_substream *play_stream;
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struct snd_pcm_substream *capture_stream;
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void __iomem *acp_mmio;
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u32 asic_type;
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};
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union acp_dma_count {
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struct {
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u32 low;
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u32 high;
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} bcount;
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u64 bytescount;
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};
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enum {
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ACP_TILE_P1 = 0,
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ACP_TILE_P2,
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ACP_TILE_DSP0,
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ACP_TILE_DSP1,
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ACP_TILE_DSP2,
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};
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enum {
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ACP_DMA_ATTRIBUTES_SHAREDMEM_TO_DAGB_ONION = 0x0,
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ACP_DMA_ATTRIBUTES_SHARED_MEM_TO_DAGB_GARLIC = 0x1,
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ACP_DMA_ATTRIBUTES_DAGB_ONION_TO_SHAREDMEM = 0x8,
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ACP_DMA_ATTRIBUTES_DAGB_GARLIC_TO_SHAREDMEM = 0x9,
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ACP_DMA_ATTRIBUTES_FORCE_SIZE = 0xF
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};
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typedef struct acp_dma_dscr_transfer {
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/* Specifies the source memory location for the DMA data transfer. */
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u32 src;
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/* Specifies the destination memory location to where the data will
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* be transferred.
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*/
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u32 dest;
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/* Specifies the number of bytes need to be transferred
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* from source to destination memory.Transfer direction & IOC enable
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*/
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u32 xfer_val;
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/* Reserved for future use */
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u32 reserved;
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} acp_dma_dscr_transfer_t;
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#endif /*__ACP_HW_H */
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