xref: /linux/sound/soc/amd/acp.h (revision e21f9e2e862e9eb3dd64eaddb6256b3e5098660f)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ACP_HW_H
3 #define __ACP_HW_H
4 
5 #include "include/acp_2_2_d.h"
6 #include "include/acp_2_2_sh_mask.h"
7 
8 #define ACP_PAGE_SIZE_4K_ENABLE			0x02
9 
10 #define ACP_PLAYBACK_PTE_OFFSET			10
11 #define ACP_CAPTURE_PTE_OFFSET			0
12 
13 #define ACP_GARLIC_CNTL_DEFAULT			0x00000FB4
14 #define ACP_ONION_CNTL_DEFAULT			0x00000FB4
15 
16 #define ACP_PHYSICAL_BASE			0x14000
17 
18 /* Playback SRAM address (as a destination in dma descriptor) */
19 #define ACP_SHARED_RAM_BANK_1_ADDRESS		0x4002000
20 
21 /* Capture SRAM address (as a source in dma descriptor) */
22 #define ACP_SHARED_RAM_BANK_5_ADDRESS		0x400A000
23 #define ACP_SHARED_RAM_BANK_3_ADDRESS		0x4006000
24 
25 #define ACP_DMA_RESET_TIME			10000
26 #define ACP_CLOCK_EN_TIME_OUT_VALUE		0x000000FF
27 #define ACP_SOFT_RESET_DONE_TIME_OUT_VALUE	0x000000FF
28 #define ACP_DMA_COMPLETE_TIME_OUT_VALUE		0x000000FF
29 
30 #define ACP_SRAM_BASE_ADDRESS			0x4000000
31 #define ACP_DAGB_GRP_SRAM_BASE_ADDRESS		0x4001000
32 #define ACP_DAGB_GRP_SRBM_SRAM_BASE_OFFSET	0x1000
33 #define ACP_INTERNAL_APERTURE_WINDOW_0_ADDRESS	0x00000000
34 #define ACP_INTERNAL_APERTURE_WINDOW_4_ADDRESS	0x01800000
35 
36 #define TO_ACP_I2S_1   0x2
37 #define TO_ACP_I2S_2   0x4
38 #define FROM_ACP_I2S_1 0xa
39 #define FROM_ACP_I2S_2 0xb
40 
41 #define ACP_TILE_ON_MASK                0x03
42 #define ACP_TILE_OFF_MASK               0x02
43 #define ACP_TILE_ON_RETAIN_REG_MASK     0x1f
44 #define ACP_TILE_OFF_RETAIN_REG_MASK    0x20
45 
46 #define ACP_TILE_P1_MASK                0x3e
47 #define ACP_TILE_P2_MASK                0x3d
48 #define ACP_TILE_DSP0_MASK              0x3b
49 #define ACP_TILE_DSP1_MASK              0x37
50 
51 #define ACP_TILE_DSP2_MASK              0x2f
52 /* Playback DMA channels */
53 #define SYSRAM_TO_ACP_CH_NUM 12
54 #define ACP_TO_I2S_DMA_CH_NUM 13
55 
56 /* Capture DMA channels */
57 #define ACP_TO_SYSRAM_CH_NUM 14
58 #define I2S_TO_ACP_DMA_CH_NUM 15
59 
60 #define NUM_DSCRS_PER_CHANNEL 2
61 
62 #define PLAYBACK_START_DMA_DESCR_CH12 0
63 #define PLAYBACK_END_DMA_DESCR_CH12 1
64 #define PLAYBACK_START_DMA_DESCR_CH13 2
65 #define PLAYBACK_END_DMA_DESCR_CH13 3
66 
67 #define CAPTURE_START_DMA_DESCR_CH14 4
68 #define CAPTURE_END_DMA_DESCR_CH14 5
69 #define CAPTURE_START_DMA_DESCR_CH15 6
70 #define CAPTURE_END_DMA_DESCR_CH15 7
71 
72 #define mmACP_I2S_16BIT_RESOLUTION_EN       0x5209
73 #define ACP_I2S_MIC_16BIT_RESOLUTION_EN 0x01
74 #define ACP_I2S_SP_16BIT_RESOLUTION_EN	0x02
75 enum acp_dma_priority_level {
76 	/* 0x0 Specifies the DMA channel is given normal priority */
77 	ACP_DMA_PRIORITY_LEVEL_NORMAL = 0x0,
78 	/* 0x1 Specifies the DMA channel is given high priority */
79 	ACP_DMA_PRIORITY_LEVEL_HIGH = 0x1,
80 	ACP_DMA_PRIORITY_LEVEL_FORCESIZE = 0xFF
81 };
82 
83 struct audio_substream_data {
84 	struct page *pg;
85 	unsigned int order;
86 	u16 num_of_pages;
87 	u16 direction;
88 	uint64_t size;
89 	u64 i2ssp_renderbytescount;
90 	u64 i2ssp_capturebytescount;
91 	void __iomem *acp_mmio;
92 };
93 
94 struct audio_drv_data {
95 	struct snd_pcm_substream *play_i2ssp_stream;
96 	struct snd_pcm_substream *capture_i2ssp_stream;
97 	void __iomem *acp_mmio;
98 	u32 asic_type;
99 };
100 
101 union acp_dma_count {
102 	struct {
103 	u32 low;
104 	u32 high;
105 	} bcount;
106 	u64 bytescount;
107 };
108 
109 enum {
110 	ACP_TILE_P1 = 0,
111 	ACP_TILE_P2,
112 	ACP_TILE_DSP0,
113 	ACP_TILE_DSP1,
114 	ACP_TILE_DSP2,
115 };
116 
117 enum {
118 	ACP_DMA_ATTRIBUTES_SHAREDMEM_TO_DAGB_ONION = 0x0,
119 	ACP_DMA_ATTRIBUTES_SHARED_MEM_TO_DAGB_GARLIC = 0x1,
120 	ACP_DMA_ATTRIBUTES_DAGB_ONION_TO_SHAREDMEM = 0x8,
121 	ACP_DMA_ATTRIBUTES_DAGB_GARLIC_TO_SHAREDMEM = 0x9,
122 	ACP_DMA_ATTRIBUTES_FORCE_SIZE = 0xF
123 };
124 
125 typedef struct acp_dma_dscr_transfer {
126 	/* Specifies the source memory location for the DMA data transfer. */
127 	u32 src;
128 	/* Specifies the destination memory location to where the data will
129 	 * be transferred.
130 	*/
131 	u32 dest;
132 	/* Specifies the number of bytes need to be transferred
133 	* from source to destination memory.Transfer direction & IOC enable
134 	*/
135 	u32 xfer_val;
136 	/* Reserved for future use */
137 	u32 reserved;
138 } acp_dma_dscr_transfer_t;
139 
140 #endif /*__ACP_HW_H */
141