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 #include "i2caux_dce100.h"
43 
44 /* set register offset */
45 #define SR(reg_name)\
46 	.reg_name = mm ## reg_name
47 
48 /* set register offset with instance */
49 #define SRI(reg_name, block, id)\
50 	.reg_name = mm ## block ## id ## _ ## reg_name
51 
52 #define aux_regs(id)\
53 [id] = {\
54 	AUX_COMMON_REG_LIST(id), \
55 	.AUX_RESET_MASK = 0 \
56 }
57 
58 #define hw_engine_regs(id)\
59 {\
60 		I2C_HW_ENGINE_COMMON_REG_LIST(id) \
61 }
62 
63 static const struct dce110_aux_registers dce100_aux_regs[] = {
64 		aux_regs(0),
65 		aux_regs(1),
66 		aux_regs(2),
67 		aux_regs(3),
68 		aux_regs(4),
69 		aux_regs(5),
70 };
71 
72 static const struct dce110_i2c_hw_engine_registers dce100_hw_engine_regs[] = {
73 		hw_engine_regs(1),
74 		hw_engine_regs(2),
75 		hw_engine_regs(3),
76 		hw_engine_regs(4),
77 		hw_engine_regs(5),
78 		hw_engine_regs(6)
79 };
80 
81 static const struct dce110_i2c_hw_engine_shift i2c_shift = {
82 		I2C_COMMON_MASK_SH_LIST_DCE100(__SHIFT)
83 };
84 
85 static const struct dce110_i2c_hw_engine_mask i2c_mask = {
86 		I2C_COMMON_MASK_SH_LIST_DCE100(_MASK)
87 };
88 
89 struct i2caux *dal_i2caux_dce100_create(
90 	struct dc_context *ctx)
91 {
92 	struct i2caux_dce110 *i2caux_dce110 =
93 		kzalloc(sizeof(struct i2caux_dce110), GFP_KERNEL);
94 
95 	if (!i2caux_dce110) {
96 		ASSERT_CRITICAL(false);
97 		return NULL;
98 	}
99 
100 	dal_i2caux_dce110_construct(i2caux_dce110,
101 				    ctx,
102 				    ARRAY_SIZE(dce100_aux_regs),
103 				    dce100_aux_regs,
104 				    dce100_hw_engine_regs,
105 				    &i2c_shift,
106 				    &i2c_mask);
107 	return &i2caux_dce110->base;
108 }
109