xref: /linux/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_ipp.c (revision 3d0fe49454652117522f60bfbefb978ba0e5300b)
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 "dm_services.h"
27 #include "dcn10_ipp.h"
28 #include "reg_helper.h"
29 
30 #define REG(reg) \
31 	(ippn10->regs->reg)
32 
33 #undef FN
34 #define FN(reg_name, field_name) \
35 	ippn10->ipp_shift->field_name, ippn10->ipp_mask->field_name
36 
37 #define CTX \
38 	ippn10->base.ctx
39 
40 /*****************************************/
41 /* Constructor, Destructor               */
42 /*****************************************/
43 
44 static void dcn10_ipp_destroy(struct input_pixel_processor **ipp)
45 {
46 	kfree(TO_DCN10_IPP(*ipp));
47 	*ipp = NULL;
48 }
49 
50 static const struct ipp_funcs dcn10_ipp_funcs = {
51 	.ipp_destroy			= dcn10_ipp_destroy
52 };
53 
54 static const struct ipp_funcs dcn20_ipp_funcs = {
55 	.ipp_destroy			= dcn10_ipp_destroy
56 };
57 
58 void dcn10_ipp_construct(
59 	struct dcn10_ipp *ippn10,
60 	struct dc_context *ctx,
61 	int inst,
62 	const struct dcn10_ipp_registers *regs,
63 	const struct dcn10_ipp_shift *ipp_shift,
64 	const struct dcn10_ipp_mask *ipp_mask)
65 {
66 	ippn10->base.ctx = ctx;
67 	ippn10->base.inst = inst;
68 	ippn10->base.funcs = &dcn10_ipp_funcs;
69 
70 	ippn10->regs = regs;
71 	ippn10->ipp_shift = ipp_shift;
72 	ippn10->ipp_mask = ipp_mask;
73 }
74 
75 void dcn20_ipp_construct(
76 	struct dcn10_ipp *ippn10,
77 	struct dc_context *ctx,
78 	int inst,
79 	const struct dcn10_ipp_registers *regs,
80 	const struct dcn10_ipp_shift *ipp_shift,
81 	const struct dcn10_ipp_mask *ipp_mask)
82 {
83 	ippn10->base.ctx = ctx;
84 	ippn10->base.inst = inst;
85 	ippn10->base.funcs = &dcn20_ipp_funcs;
86 
87 	ippn10->regs = regs;
88 	ippn10->ipp_shift = ipp_shift;
89 	ippn10->ipp_mask = ipp_mask;
90 }
91