xref: /linux/sound/soc/amd/acp.h (revision f3a8b6645dc2e60d11f20c1c23afd964ff4e55ae)
1 #ifndef __ACP_HW_H
2 #define __ACP_HW_H
3 
4 #include "include/acp_2_2_d.h"
5 #include "include/acp_2_2_sh_mask.h"
6 
7 #define ACP_PAGE_SIZE_4K_ENABLE			0x02
8 
9 #define ACP_PLAYBACK_PTE_OFFSET			10
10 #define ACP_CAPTURE_PTE_OFFSET			0
11 
12 #define ACP_GARLIC_CNTL_DEFAULT			0x00000FB4
13 #define ACP_ONION_CNTL_DEFAULT			0x00000FB4
14 
15 #define ACP_PHYSICAL_BASE			0x14000
16 
17 /* Playback SRAM address (as a destination in dma descriptor) */
18 #define ACP_SHARED_RAM_BANK_1_ADDRESS		0x4002000
19 
20 /* Capture SRAM address (as a source in dma descriptor) */
21 #define ACP_SHARED_RAM_BANK_5_ADDRESS		0x400A000
22 
23 #define ACP_DMA_RESET_TIME			10000
24 #define ACP_CLOCK_EN_TIME_OUT_VALUE		0x000000FF
25 #define ACP_SOFT_RESET_DONE_TIME_OUT_VALUE	0x000000FF
26 #define ACP_DMA_COMPLETE_TIME_OUT_VALUE		0x000000FF
27 
28 #define ACP_SRAM_BASE_ADDRESS			0x4000000
29 #define ACP_DAGB_GRP_SRAM_BASE_ADDRESS		0x4001000
30 #define ACP_DAGB_GRP_SRBM_SRAM_BASE_OFFSET	0x1000
31 #define ACP_INTERNAL_APERTURE_WINDOW_0_ADDRESS	0x00000000
32 #define ACP_INTERNAL_APERTURE_WINDOW_4_ADDRESS	0x01800000
33 
34 #define TO_ACP_I2S_1   0x2
35 #define TO_ACP_I2S_2   0x4
36 #define FROM_ACP_I2S_1 0xa
37 #define FROM_ACP_I2S_2 0xb
38 
39 #define ACP_TILE_ON_MASK                0x03
40 #define ACP_TILE_OFF_MASK               0x02
41 #define ACP_TILE_ON_RETAIN_REG_MASK     0x1f
42 #define ACP_TILE_OFF_RETAIN_REG_MASK    0x20
43 
44 #define ACP_TILE_P1_MASK                0x3e
45 #define ACP_TILE_P2_MASK                0x3d
46 #define ACP_TILE_DSP0_MASK              0x3b
47 #define ACP_TILE_DSP1_MASK              0x37
48 
49 #define ACP_TILE_DSP2_MASK              0x2f
50 /* Playback DMA channels */
51 #define SYSRAM_TO_ACP_CH_NUM 12
52 #define ACP_TO_I2S_DMA_CH_NUM 13
53 
54 /* Capture DMA channels */
55 #define ACP_TO_SYSRAM_CH_NUM 14
56 #define I2S_TO_ACP_DMA_CH_NUM 15
57 
58 #define NUM_DSCRS_PER_CHANNEL 2
59 
60 #define PLAYBACK_START_DMA_DESCR_CH12 0
61 #define PLAYBACK_END_DMA_DESCR_CH12 1
62 #define PLAYBACK_START_DMA_DESCR_CH13 2
63 #define PLAYBACK_END_DMA_DESCR_CH13 3
64 
65 #define CAPTURE_START_DMA_DESCR_CH14 4
66 #define CAPTURE_END_DMA_DESCR_CH14 5
67 #define CAPTURE_START_DMA_DESCR_CH15 6
68 #define CAPTURE_END_DMA_DESCR_CH15 7
69 
70 enum acp_dma_priority_level {
71 	/* 0x0 Specifies the DMA channel is given normal priority */
72 	ACP_DMA_PRIORITY_LEVEL_NORMAL = 0x0,
73 	/* 0x1 Specifies the DMA channel is given high priority */
74 	ACP_DMA_PRIORITY_LEVEL_HIGH = 0x1,
75 	ACP_DMA_PRIORITY_LEVEL_FORCESIZE = 0xFF
76 };
77 
78 struct audio_substream_data {
79 	struct page *pg;
80 	unsigned int order;
81 	u16 num_of_pages;
82 	u16 direction;
83 	uint64_t size;
84 	void __iomem *acp_mmio;
85 };
86 
87 enum {
88 	ACP_TILE_P1 = 0,
89 	ACP_TILE_P2,
90 	ACP_TILE_DSP0,
91 	ACP_TILE_DSP1,
92 	ACP_TILE_DSP2,
93 };
94 
95 enum {
96 	ACP_DMA_ATTRIBUTES_SHAREDMEM_TO_DAGB_ONION = 0x0,
97 	ACP_DMA_ATTRIBUTES_SHARED_MEM_TO_DAGB_GARLIC = 0x1,
98 	ACP_DMA_ATTRIBUTES_DAGB_ONION_TO_SHAREDMEM = 0x8,
99 	ACP_DMA_ATTRIBUTES_DAGB_GARLIC_TO_SHAREDMEM = 0x9,
100 	ACP_DMA_ATTRIBUTES_FORCE_SIZE = 0xF
101 };
102 
103 typedef struct acp_dma_dscr_transfer {
104 	/* Specifies the source memory location for the DMA data transfer. */
105 	u32 src;
106 	/* Specifies the destination memory location to where the data will
107 	 * be transferred.
108 	*/
109 	u32 dest;
110 	/* Specifies the number of bytes need to be transferred
111 	* from source to destination memory.Transfer direction & IOC enable
112 	*/
113 	u32 xfer_val;
114 	/* Reserved for future use */
115 	u32 reserved;
116 } acp_dma_dscr_transfer_t;
117 
118 #endif /*__ACP_HW_H */
119