1 /*
2  * Copyright 2017 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 <linux/slab.h>
27 
28 #include "dm_services.h"
29 #include "dcn10_ipp.h"
30 #include "reg_helper.h"
31 
32 #define REG(reg) \
33 	(ippn10->regs->reg)
34 
35 #undef FN
36 #define FN(reg_name, field_name) \
37 	ippn10->ipp_shift->field_name, ippn10->ipp_mask->field_name
38 
39 #define CTX \
40 	ippn10->base.ctx
41 
42 /*****************************************/
43 /* Constructor, Destructor               */
44 /*****************************************/
45 
46 static void dcn10_ipp_destroy(struct input_pixel_processor **ipp)
47 {
48 	kfree(TO_DCN10_IPP(*ipp));
49 	*ipp = NULL;
50 }
51 
52 static const struct ipp_funcs dcn10_ipp_funcs = {
53 	.ipp_destroy			= dcn10_ipp_destroy
54 };
55 
56 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
57 static const struct ipp_funcs dcn20_ipp_funcs = {
58 	.ipp_destroy			= dcn10_ipp_destroy
59 };
60 #endif
61 
62 void dcn10_ipp_construct(
63 	struct dcn10_ipp *ippn10,
64 	struct dc_context *ctx,
65 	int inst,
66 	const struct dcn10_ipp_registers *regs,
67 	const struct dcn10_ipp_shift *ipp_shift,
68 	const struct dcn10_ipp_mask *ipp_mask)
69 {
70 	ippn10->base.ctx = ctx;
71 	ippn10->base.inst = inst;
72 	ippn10->base.funcs = &dcn10_ipp_funcs;
73 
74 	ippn10->regs = regs;
75 	ippn10->ipp_shift = ipp_shift;
76 	ippn10->ipp_mask = ipp_mask;
77 }
78 
79 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
80 void dcn20_ipp_construct(
81 	struct dcn10_ipp *ippn10,
82 	struct dc_context *ctx,
83 	int inst,
84 	const struct dcn10_ipp_registers *regs,
85 	const struct dcn10_ipp_shift *ipp_shift,
86 	const struct dcn10_ipp_mask *ipp_mask)
87 {
88 	ippn10->base.ctx = ctx;
89 	ippn10->base.inst = inst;
90 	ippn10->base.funcs = &dcn20_ipp_funcs;
91 
92 	ippn10->regs = regs;
93 	ippn10->ipp_shift = ipp_shift;
94 	ippn10->ipp_mask = ipp_mask;
95 }
96 #endif
97