1 /*
2 * Copyright 2018 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 "dcn201_dccg.h"
27 #include "dcn20/dcn20_dccg.h"
28
29 #include "reg_helper.h"
30 #include "core_types.h"
31
32 #define TO_DCN_DCCG(dccg)\
33 container_of(dccg, struct dcn_dccg, base)
34
35 #define REG(reg) \
36 (dccg_dcn->regs->reg)
37
38 #undef FN
39 #define FN(reg_name, field_name) \
40 dccg_dcn->dccg_shift->field_name, dccg_dcn->dccg_mask->field_name
41
42 #define CTX \
43 dccg_dcn->base.ctx
44
45 #define DC_LOGGER \
46 dccg->ctx->logger
47
dccg201_update_dpp_dto(struct dccg * dccg,int dpp_inst,int req_dppclk)48 static void dccg201_update_dpp_dto(struct dccg *dccg, int dpp_inst,
49 int req_dppclk)
50 {
51 /* vbios handles it */
52 }
53
54 static const struct dccg_funcs dccg201_funcs = {
55 .update_dpp_dto = dccg201_update_dpp_dto,
56 .get_dccg_ref_freq = dccg2_get_dccg_ref_freq,
57 .set_fifo_errdet_ovr_en = dccg2_set_fifo_errdet_ovr_en,
58 .otg_add_pixel = dccg2_otg_add_pixel,
59 .otg_drop_pixel = dccg2_otg_drop_pixel,
60 .dccg_init = dccg2_init,
61 .refclk_setup = dccg2_refclk_setup, /* Deprecated - for backward compatibility only */
62 .allow_clock_gating = dccg2_allow_clock_gating,
63 .enable_memory_low_power = dccg2_enable_memory_low_power,
64 .is_s0i3_golden_init_wa_done = dccg2_is_s0i3_golden_init_wa_done /* Deprecated - for backward compatibility only */
65 };
66
dccg201_create(struct dc_context * ctx,const struct dccg_registers * regs,const struct dccg_shift * dccg_shift,const struct dccg_mask * dccg_mask)67 struct dccg *dccg201_create(
68 struct dc_context *ctx,
69 const struct dccg_registers *regs,
70 const struct dccg_shift *dccg_shift,
71 const struct dccg_mask *dccg_mask)
72 {
73 struct dcn_dccg *dccg_dcn = kzalloc_obj(*dccg_dcn);
74 struct dccg *base;
75
76 if (dccg_dcn == NULL) {
77 BREAK_TO_DEBUGGER();
78 return NULL;
79 }
80
81 base = &dccg_dcn->base;
82 base->ctx = ctx;
83 base->funcs = &dccg201_funcs;
84
85 dccg_dcn->regs = regs;
86 dccg_dcn->dccg_shift = dccg_shift;
87 dccg_dcn->dccg_mask = dccg_mask;
88
89 return &dccg_dcn->base;
90 }
91