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4562236b HW |
1 | /* |
2 | * Copyright 2012-15 Advanced Micro Devices, Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | * Authors: AMD | |
23 | * | |
24 | */ | |
25 | ||
26 | #include "dm_services.h" | |
27 | ||
28 | #include "include/i2caux_interface.h" | |
29 | #include "../i2caux.h" | |
30 | #include "../engine.h" | |
31 | #include "../i2c_engine.h" | |
32 | #include "../i2c_sw_engine.h" | |
33 | #include "../i2c_hw_engine.h" | |
34 | ||
35 | #include "../dce110/aux_engine_dce110.h" | |
36 | #include "../dce110/i2c_hw_engine_dce110.h" | |
37 | #include "../dce110/i2caux_dce110.h" | |
38 | ||
39 | #include "dce/dce_10_0_d.h" | |
40 | #include "dce/dce_10_0_sh_mask.h" | |
41 | ||
42 | /* set register offset */ | |
43 | #define SR(reg_name)\ | |
44 | .reg_name = mm ## reg_name | |
45 | ||
46 | /* set register offset with instance */ | |
47 | #define SRI(reg_name, block, id)\ | |
48 | .reg_name = mm ## block ## id ## _ ## reg_name | |
49 | ||
50 | #define aux_regs(id)\ | |
51 | [id] = {\ | |
52 | AUX_COMMON_REG_LIST(id), \ | |
53 | .AUX_RESET_MASK = 0 \ | |
54 | } | |
55 | ||
56 | #define hw_engine_regs(id)\ | |
57 | {\ | |
58 | I2C_HW_ENGINE_COMMON_REG_LIST(id) \ | |
59 | } | |
60 | ||
61 | static const struct dce110_aux_registers dce100_aux_regs[] = { | |
62 | aux_regs(0), | |
63 | aux_regs(1), | |
64 | aux_regs(2), | |
65 | aux_regs(3), | |
66 | aux_regs(4), | |
67 | aux_regs(5), | |
68 | }; | |
69 | ||
70 | static const struct dce110_i2c_hw_engine_registers dce100_hw_engine_regs[] = { | |
71 | hw_engine_regs(1), | |
72 | hw_engine_regs(2), | |
73 | hw_engine_regs(3), | |
74 | hw_engine_regs(4), | |
75 | hw_engine_regs(5), | |
76 | hw_engine_regs(6) | |
77 | }; | |
78 | ||
79 | static const struct dce110_i2c_hw_engine_shift i2c_shift = { | |
80 | I2C_COMMON_MASK_SH_LIST_DCE100(__SHIFT) | |
81 | }; | |
82 | ||
83 | static const struct dce110_i2c_hw_engine_mask i2c_mask = { | |
84 | I2C_COMMON_MASK_SH_LIST_DCE100(_MASK) | |
85 | }; | |
86 | ||
87 | struct i2caux *dal_i2caux_dce100_create( | |
88 | struct dc_context *ctx) | |
89 | { | |
90 | struct i2caux_dce110 *i2caux_dce110 = | |
2004f45e | 91 | kzalloc(sizeof(struct i2caux_dce110), GFP_KERNEL); |
4562236b HW |
92 | |
93 | if (!i2caux_dce110) { | |
94 | ASSERT_CRITICAL(false); | |
95 | return NULL; | |
96 | } | |
97 | ||
98 | if (dal_i2caux_dce110_construct( | |
99 | i2caux_dce110, | |
100 | ctx, | |
101 | dce100_aux_regs, | |
102 | dce100_hw_engine_regs, | |
103 | &i2c_shift, | |
104 | &i2c_mask)) | |
105 | return &i2caux_dce110->base; | |
106 | ||
107 | ASSERT_CRITICAL(false); | |
108 | ||
2004f45e | 109 | kfree(i2caux_dce110); |
4562236b HW |
110 | |
111 | return NULL; | |
112 | } |