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/i2caux_dce110.h"
36 #include "i2caux_dce112.h"
37 
38 #include "../dce110/aux_engine_dce110.h"
39 
40 #include "../dce110/i2c_hw_engine_dce110.h"
41 
42 #include "dce/dce_11_2_d.h"
43 #include "dce/dce_11_2_sh_mask.h"
44 
45 /* set register offset */
46 #define SR(reg_name)\
47 	.reg_name = mm ## reg_name
48 
49 /* set register offset with instance */
50 #define SRI(reg_name, block, id)\
51 	.reg_name = mm ## block ## id ## _ ## reg_name
52 
53 #define aux_regs(id)\
54 [id] = {\
55 	AUX_COMMON_REG_LIST(id), \
56 	.AUX_RESET_MASK = AUX_CONTROL__AUX_RESET_MASK \
57 }
58 
59 #define hw_engine_regs(id)\
60 {\
61 		I2C_HW_ENGINE_COMMON_REG_LIST(id) \
62 }
63 
64 static const struct dce110_aux_registers dce112_aux_regs[] = {
65 		aux_regs(0),
66 		aux_regs(1),
67 		aux_regs(2),
68 		aux_regs(3),
69 		aux_regs(4),
70 		aux_regs(5),
71 };
72 
73 static const struct dce110_i2c_hw_engine_registers dce112_hw_engine_regs[] = {
74 		hw_engine_regs(1),
75 		hw_engine_regs(2),
76 		hw_engine_regs(3),
77 		hw_engine_regs(4),
78 		hw_engine_regs(5),
79 		hw_engine_regs(6)
80 };
81 
82 static const struct dce110_i2c_hw_engine_shift i2c_shift = {
83 		I2C_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
84 };
85 
86 static const struct dce110_i2c_hw_engine_mask i2c_mask = {
87 		I2C_COMMON_MASK_SH_LIST_DCE110(_MASK)
88 };
89 
90 static void construct(
91 	struct i2caux_dce110 *i2caux_dce110,
92 	struct dc_context *ctx)
93 {
94 	dal_i2caux_dce110_construct(i2caux_dce110,
95 				    ctx,
96 				    ARRAY_SIZE(dce112_aux_regs),
97 				    dce112_aux_regs,
98 				    dce112_hw_engine_regs,
99 				    &i2c_shift,
100 				    &i2c_mask);
101 }
102 
103 /*
104  * dal_i2caux_dce110_create
105  *
106  * @brief
107  * public interface to allocate memory for DCE11 I2CAUX
108  *
109  * @param
110  * struct adapter_service *as - [in]
111  * struct dc_context *ctx - [in]
112  *
113  * @return
114  * pointer to the base struct of DCE11 I2CAUX
115  */
116 struct i2caux *dal_i2caux_dce112_create(
117 	struct dc_context *ctx)
118 {
119 	struct i2caux_dce110 *i2caux_dce110 =
120 		kzalloc(sizeof(struct i2caux_dce110), GFP_KERNEL);
121 
122 	if (!i2caux_dce110) {
123 		ASSERT_CRITICAL(false);
124 		return NULL;
125 	}
126 
127 	construct(i2caux_dce110, ctx);
128 	return &i2caux_dce110->base;
129 }
130