1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2015, Intel Corporation.
5  */
6 
7 #ifndef _mipi_backend_defs_h
8 #define _mipi_backend_defs_h
9 
10 #include "mipi_backend_common_defs.h"
11 
12 #define MIPI_BACKEND_REG_ALIGN                    4 // assuming 32 bit control bus width
13 
14 #define _HRT_MIPI_BACKEND_NOF_IRQS                         3 // sid_lut
15 
16 // SH Backend Register IDs
17 #define _HRT_MIPI_BACKEND_ENABLE_REG_IDX                   0
18 #define _HRT_MIPI_BACKEND_STATUS_REG_IDX                   1
19 //#define _HRT_MIPI_BACKEND_HIGH_PREC_REG_IDX                2
20 #define _HRT_MIPI_BACKEND_COMP_FORMAT_REG0_IDX             2
21 #define _HRT_MIPI_BACKEND_COMP_FORMAT_REG1_IDX             3
22 #define _HRT_MIPI_BACKEND_COMP_FORMAT_REG2_IDX             4
23 #define _HRT_MIPI_BACKEND_COMP_FORMAT_REG3_IDX             5
24 #define _HRT_MIPI_BACKEND_RAW16_CONFIG_REG_IDX             6
25 #define _HRT_MIPI_BACKEND_RAW18_CONFIG_REG_IDX             7
26 #define _HRT_MIPI_BACKEND_FORCE_RAW8_REG_IDX               8
27 #define _HRT_MIPI_BACKEND_IRQ_STATUS_REG_IDX               9
28 #define _HRT_MIPI_BACKEND_IRQ_CLEAR_REG_IDX               10
29 ////
30 #define _HRT_MIPI_BACKEND_CUST_EN_REG_IDX                 11
31 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_REG_IDX         12
32 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S0P0_REG_IDX       13
33 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S0P1_REG_IDX       14
34 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S0P2_REG_IDX       15
35 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S0P3_REG_IDX       16
36 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S1P0_REG_IDX       17
37 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S1P1_REG_IDX       18
38 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S1P2_REG_IDX       19
39 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S1P3_REG_IDX       20
40 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S2P0_REG_IDX       21
41 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S2P1_REG_IDX       22
42 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S2P2_REG_IDX       23
43 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_S2P3_REG_IDX       24
44 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_REG_IDX      25
45 ////
46 #define _HRT_MIPI_BACKEND_GLOBAL_LUT_DISREGARD_REG_IDX    26
47 #define _HRT_MIPI_BACKEND_PKT_STALL_STATUS_REG_IDX        27
48 //#define _HRT_MIPI_BACKEND_SP_LUT_ENABLE_REG_IDX           28
49 #define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_0_REG_IDX          28
50 #define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_1_REG_IDX          29
51 #define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_2_REG_IDX          30
52 #define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_3_REG_IDX          31
53 
54 #define _HRT_MIPI_BACKEND_NOF_REGISTERS                   32 // excluding the LP LUT entries
55 
56 #define _HRT_MIPI_BACKEND_LP_LUT_ENTRY_0_REG_IDX          32
57 
58 /////////////////////////////////////////////////////////////////////////////////////////////////////
59 #define _HRT_MIPI_BACKEND_ENABLE_REG_WIDTH                 1
60 #define _HRT_MIPI_BACKEND_STATUS_REG_WIDTH                 1
61 //#define _HRT_MIPI_BACKEND_HIGH_PREC_REG_WIDTH              1
62 #define _HRT_MIPI_BACKEND_COMP_FORMAT_REG_WIDTH           32
63 #define _HRT_MIPI_BACKEND_RAW16_CONFIG_REG_WIDTH           7
64 #define _HRT_MIPI_BACKEND_RAW18_CONFIG_REG_WIDTH           9
65 #define _HRT_MIPI_BACKEND_FORCE_RAW8_REG_WIDTH             8
66 #define _HRT_MIPI_BACKEND_IRQ_STATUS_REG_WIDTH            _HRT_MIPI_BACKEND_NOF_IRQS
67 #define _HRT_MIPI_BACKEND_IRQ_CLEAR_REG_WIDTH              0
68 #define _HRT_MIPI_BACKEND_GLOBAL_LUT_DISREGARD_REG_WIDTH   1
69 #define _HRT_MIPI_BACKEND_PKT_STALL_STATUS_REG_WIDTH       1 + 2 + 6
70 //#define _HRT_MIPI_BACKEND_SP_LUT_ENABLE_REG_WIDTH          1
71 //#define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_0_REG_WIDTH         7
72 //#define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_1_REG_WIDTH         7
73 //#define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_2_REG_WIDTH         7
74 //#define _HRT_MIPI_BACKEND_SP_LUT_ENTRY_3_REG_WIDTH         7
75 
76 /////////////////////////////////////////////////////////////////////////////////////////////////////
77 
78 #define _HRT_MIPI_BACKEND_NOF_SP_LUT_ENTRIES               4
79 
80 //#define _HRT_MIPI_BACKEND_MAX_NOF_LP_LUT_ENTRIES           16  // to satisfy hss model static array declaration
81 
82 #define _HRT_MIPI_BACKEND_CHANNEL_ID_WIDTH                 2
83 #define _HRT_MIPI_BACKEND_FORMAT_TYPE_WIDTH                6
84 #define _HRT_MIPI_BACKEND_PACKET_ID_WIDTH                  _HRT_MIPI_BACKEND_CHANNEL_ID_WIDTH + _HRT_MIPI_BACKEND_FORMAT_TYPE_WIDTH
85 
86 #define _HRT_MIPI_BACKEND_STREAMING_PIX_A_LSB                 0
87 #define _HRT_MIPI_BACKEND_STREAMING_PIX_A_MSB(pix_width)     (_HRT_MIPI_BACKEND_STREAMING_PIX_A_LSB + (pix_width) - 1)
88 #define _HRT_MIPI_BACKEND_STREAMING_PIX_A_VAL_BIT(pix_width) (_HRT_MIPI_BACKEND_STREAMING_PIX_A_MSB(pix_width) + 1)
89 #define _HRT_MIPI_BACKEND_STREAMING_PIX_B_LSB(pix_width)     (_HRT_MIPI_BACKEND_STREAMING_PIX_A_VAL_BIT(pix_width) + 1)
90 #define _HRT_MIPI_BACKEND_STREAMING_PIX_B_MSB(pix_width)     (_HRT_MIPI_BACKEND_STREAMING_PIX_B_LSB(pix_width) + (pix_width) - 1)
91 #define _HRT_MIPI_BACKEND_STREAMING_PIX_B_VAL_BIT(pix_width) (_HRT_MIPI_BACKEND_STREAMING_PIX_B_MSB(pix_width) + 1)
92 #define _HRT_MIPI_BACKEND_STREAMING_SOP_BIT(pix_width)       (_HRT_MIPI_BACKEND_STREAMING_PIX_B_VAL_BIT(pix_width) + 1)
93 #define _HRT_MIPI_BACKEND_STREAMING_EOP_BIT(pix_width)       (_HRT_MIPI_BACKEND_STREAMING_SOP_BIT(pix_width) + 1)
94 #define _HRT_MIPI_BACKEND_STREAMING_WIDTH(pix_width)         (_HRT_MIPI_BACKEND_STREAMING_EOP_BIT(pix_width) + 1)
95 
96 /*************************************************************************************************/
97 /* Custom Decoding                                                                               */
98 /* These Custom Defs are defined based on design-time config in "mipi_backend_pixel_formatter.chdl" !! */
99 /*************************************************************************************************/
100 #define _HRT_MIPI_BACKEND_CUST_EN_IDX                     0     /* 2bits */
101 #define _HRT_MIPI_BACKEND_CUST_EN_DATAID_IDX              2     /* 6bits MIPI DATA ID */
102 #define _HRT_MIPI_BACKEND_CUST_EN_HIGH_PREC_IDX           8     // 1 bit
103 #define _HRT_MIPI_BACKEND_CUST_EN_WIDTH                   9
104 #define _HRT_MIPI_BACKEND_CUST_MODE_ALL                   1     /* Enable Custom Decoding for all DATA IDs */
105 #define _HRT_MIPI_BACKEND_CUST_MODE_ONE                   3     /* Enable Custom Decoding for ONE DATA ID, programmed in CUST_EN_DATA_ID */
106 
107 #define _HRT_MIPI_BACKEND_CUST_EN_OPTION_IDX              1
108 
109 /* Data State config = {get_bits(6bits), valid(1bit)}  */
110 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_S0_IDX          0     /* 7bits */
111 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_S1_IDX          8     /* 7bits */
112 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_S2_IDX          16    /* was 14 7bits */
113 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_WIDTH           24    /* was 21*/
114 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_VALID_IDX       0     /* 1bits */
115 #define _HRT_MIPI_BACKEND_CUST_DATA_STATE_GETBITS_IDX     1     /* 6bits */
116 
117 /* Pixel Extractor config */
118 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_DATA_ALIGN_IDX     0     /* 6bits */
119 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_PIX_ALIGN_IDX      6     /* 5bits */
120 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_PIX_MASK_IDX       11    /* was 10 18bits */
121 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_PIX_EN_IDX         29    /* was 28 1bits */
122 
123 #define _HRT_MIPI_BACKEND_CUST_PIX_EXT_WIDTH              30    /* was 29 */
124 
125 /* Pixel Valid & EoP config = {[eop,valid](especial), [eop,valid](normal)} */
126 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_P0_IDX        0    /* 4bits */
127 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_P1_IDX        4    /* 4bits */
128 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_P2_IDX        8    /* 4bits */
129 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_P3_IDX        12   /* 4bits */
130 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_WIDTH         16
131 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_NOR_VALID_IDX 0    /* Normal (NO less get_bits case) Valid - 1bits */
132 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_NOR_EOP_IDX   1    /* Normal (NO less get_bits case) EoP - 1bits */
133 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_ESP_VALID_IDX 2    /* Especial (less get_bits case) Valid - 1bits */
134 #define _HRT_MIPI_BACKEND_CUST_PIX_VALID_EOP_ESP_EOP_IDX   3    /* Especial (less get_bits case) EoP - 1bits */
135 
136 /*************************************************************************************************/
137 /* MIPI backend output streaming interface definition                                            */
138 /* These parameters define the fields within the streaming bus. These should also be used by the */
139 /* subsequent block, ie stream2mmio.                                                             */
140 /*************************************************************************************************/
141 /* The pipe backend - stream2mmio should be design time configurable in                          */
142 /*   PixWidth - Number of bits per pixel                                                         */
143 /*   PPC      - Pixel per Clocks                                                                 */
144 /*   NumSids  - Max number of source Ids (ifc's)  and derived from that:                         */
145 /*   SidWidth - Number of bits required for the sid parameter                                    */
146 /* In order to keep this configurability, below Macro's have these as a parameter                */
147 /*************************************************************************************************/
148 
149 #define HRT_MIPI_BACKEND_STREAM_EOP_BIT                      0
150 #define HRT_MIPI_BACKEND_STREAM_SOP_BIT                      1
151 #define HRT_MIPI_BACKEND_STREAM_EOF_BIT                      2
152 #define HRT_MIPI_BACKEND_STREAM_SOF_BIT                      3
153 #define HRT_MIPI_BACKEND_STREAM_CHID_LS_BIT                  4
154 #define HRT_MIPI_BACKEND_STREAM_CHID_MS_BIT(sid_width)      (HRT_MIPI_BACKEND_STREAM_CHID_LS_BIT + (sid_width) - 1)
155 #define HRT_MIPI_BACKEND_STREAM_PIX_VAL_BIT(sid_width, p)    (HRT_MIPI_BACKEND_STREAM_CHID_MS_BIT(sid_width) + 1 + p)
156 
157 #define HRT_MIPI_BACKEND_STREAM_PIX_LS_BIT(sid_width, ppc, pix_width, p) (HRT_MIPI_BACKEND_STREAM_PIX_VAL_BIT(sid_width, ppc) + ((pix_width) * p))
158 #define HRT_MIPI_BACKEND_STREAM_PIX_MS_BIT(sid_width, ppc, pix_width, p) (HRT_MIPI_BACKEND_STREAM_PIX_LS_BIT(sid_width, ppc, pix_width, p) + (pix_width) - 1)
159 
160 #if 0
161 //#define HRT_MIPI_BACKEND_STREAM_PIX_BITS                    14
162 //#define HRT_MIPI_BACKEND_STREAM_CHID_BITS                    4
163 //#define HRT_MIPI_BACKEND_STREAM_PPC                          4
164 #endif
165 
166 #define HRT_MIPI_BACKEND_STREAM_BITS(sid_width, ppc, pix_width)         (HRT_MIPI_BACKEND_STREAM_PIX_MS_BIT(sid_width, ppc, pix_width, (ppc - 1)) + 1)
167 
168 /* SP and LP LUT BIT POSITIONS */
169 #define HRT_MIPI_BACKEND_LUT_PKT_DISREGARD_BIT              0                                                                                           // 0
170 #define HRT_MIPI_BACKEND_LUT_SID_LS_BIT                     HRT_MIPI_BACKEND_LUT_PKT_DISREGARD_BIT + 1                                                  // 1
171 #define HRT_MIPI_BACKEND_LUT_SID_MS_BIT(sid_width)          (HRT_MIPI_BACKEND_LUT_SID_LS_BIT + (sid_width) - 1)                                             // 1 + (4) - 1 = 4
172 #define HRT_MIPI_BACKEND_LUT_MIPI_CH_ID_LS_BIT(sid_width)   HRT_MIPI_BACKEND_LUT_SID_MS_BIT(sid_width) + 1                                              // 5
173 #define HRT_MIPI_BACKEND_LUT_MIPI_CH_ID_MS_BIT(sid_width)   HRT_MIPI_BACKEND_LUT_MIPI_CH_ID_LS_BIT(sid_width) + _HRT_MIPI_BACKEND_CHANNEL_ID_WIDTH - 1  // 6
174 #define HRT_MIPI_BACKEND_LUT_MIPI_FMT_LS_BIT(sid_width)     HRT_MIPI_BACKEND_LUT_MIPI_CH_ID_MS_BIT(sid_width) + 1                                       // 7
175 #define HRT_MIPI_BACKEND_LUT_MIPI_FMT_MS_BIT(sid_width)     HRT_MIPI_BACKEND_LUT_MIPI_FMT_LS_BIT(sid_width) + _HRT_MIPI_BACKEND_FORMAT_TYPE_WIDTH - 1   // 12
176 
177 /* #define HRT_MIPI_BACKEND_SP_LUT_BITS(sid_width)             HRT_MIPI_BACKEND_LUT_MIPI_CH_ID_MS_BIT(sid_width) + 1                                       // 7          */
178 
179 #define HRT_MIPI_BACKEND_SP_LUT_BITS(sid_width)             HRT_MIPI_BACKEND_LUT_SID_MS_BIT(sid_width) + 1
180 #define HRT_MIPI_BACKEND_LP_LUT_BITS(sid_width)             HRT_MIPI_BACKEND_LUT_MIPI_FMT_MS_BIT(sid_width) + 1                                         // 13
181 
182 // temp solution
183 //#define HRT_MIPI_BACKEND_STREAM_PIXA_VAL_BIT                HRT_MIPI_BACKEND_STREAM_CHID_MS_BIT  + 1                                    // 8
184 //#define HRT_MIPI_BACKEND_STREAM_PIXB_VAL_BIT                HRT_MIPI_BACKEND_STREAM_PIXA_VAL_BIT + 1                                    // 9
185 //#define HRT_MIPI_BACKEND_STREAM_PIXC_VAL_BIT                HRT_MIPI_BACKEND_STREAM_PIXB_VAL_BIT + 1                                    // 10
186 //#define HRT_MIPI_BACKEND_STREAM_PIXD_VAL_BIT                HRT_MIPI_BACKEND_STREAM_PIXC_VAL_BIT + 1                                    // 11
187 //#define HRT_MIPI_BACKEND_STREAM_PIXA_LS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXD_VAL_BIT + 1                                    // 12
188 //#define HRT_MIPI_BACKEND_STREAM_PIXA_MS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXA_LS_BIT  + HRT_MIPI_BACKEND_STREAM_PIX_BITS - 1 // 25
189 //#define HRT_MIPI_BACKEND_STREAM_PIXB_LS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXA_MS_BIT + 1                                     // 26
190 //#define HRT_MIPI_BACKEND_STREAM_PIXB_MS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXB_LS_BIT  + HRT_MIPI_BACKEND_STREAM_PIX_BITS - 1 // 39
191 //#define HRT_MIPI_BACKEND_STREAM_PIXC_LS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXB_MS_BIT + 1                                     // 40
192 //#define HRT_MIPI_BACKEND_STREAM_PIXC_MS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXC_LS_BIT  + HRT_MIPI_BACKEND_STREAM_PIX_BITS - 1 // 53
193 //#define HRT_MIPI_BACKEND_STREAM_PIXD_LS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXC_MS_BIT + 1                                     // 54
194 //#define HRT_MIPI_BACKEND_STREAM_PIXD_MS_BIT                 HRT_MIPI_BACKEND_STREAM_PIXD_LS_BIT  + HRT_MIPI_BACKEND_STREAM_PIX_BITS - 1 // 67
195 
196 // vc hidden in pixb data (passed as raw12 the pipe)
197 #define HRT_MIPI_BACKEND_STREAM_VC_LS_BIT(sid_width, ppc, pix_width)  HRT_MIPI_BACKEND_STREAM_PIX_LS_BIT(sid_width, ppc, pix_width, 1) + 10  //HRT_MIPI_BACKEND_STREAM_PIXB_LS_BIT + 10 // 36
198 #define HRT_MIPI_BACKEND_STREAM_VC_MS_BIT(sid_width, ppc, pix_width)  HRT_MIPI_BACKEND_STREAM_VC_LS_BIT(sid_width, ppc, pix_width) + 1    // 37
199 
200 #endif /* _mipi_backend_defs_h */
201