1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright 2023 Advanced Micro Devices, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors: AMD
24 *
25 */
26
27#include "dcn35_hubp.h"
28#include "reg_helper.h"
29
30#define REG(reg)\
31 hubp2->hubp_regs->reg
32
33#define CTX \
34 hubp2->base.ctx
35
36#undef FN
37#define FN(reg_name, field_name) \
38 ((const struct dcn35_hubp2_shift *)hubp2->hubp_shift)->field_name, \
39 ((const struct dcn35_hubp2_mask *)hubp2->hubp_mask)->field_name
40
41void hubp35_set_fgcg(struct hubp *hubp, bool enable)
42{
43 struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
44
45 REG_UPDATE(HUBP_CLK_CNTL, HUBP_FGCG_REP_DIS, !enable);
46}
47
48static void hubp35_init(struct hubp *hubp)
49{
50 hubp3_init(hubp);
51
52 hubp35_set_fgcg(hubp, enable: hubp->ctx->dc->debug.enable_fine_grain_clock_gating.bits.dchub);
53
54 /*do nothing for now for dcn3.5 or later*/
55}
56
57void hubp35_program_pixel_format(
58 struct hubp *hubp,
59 enum surface_pixel_format format)
60{
61 struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
62 uint32_t green_bar = 1;
63 uint32_t red_bar = 3;
64 uint32_t blue_bar = 2;
65
66 /* swap for ABGR format */
67 if (format == SURFACE_PIXEL_FORMAT_GRPH_ABGR8888
68 || format == SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010
69 || format == SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS
70 || format == SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616
71 || format == SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F) {
72 red_bar = 2;
73 blue_bar = 3;
74 }
75
76 REG_UPDATE_3(HUBPRET_CONTROL,
77 CROSSBAR_SRC_Y_G, green_bar,
78 CROSSBAR_SRC_CB_B, blue_bar,
79 CROSSBAR_SRC_CR_R, red_bar);
80
81 /* Mapping is same as ipp programming (cnvc) */
82
83 switch (format) {
84 case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
85 REG_UPDATE(DCSURF_SURFACE_CONFIG,
86 SURFACE_PIXEL_FORMAT, 1);
87 break;
88 case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
89 REG_UPDATE(DCSURF_SURFACE_CONFIG,
90 SURFACE_PIXEL_FORMAT, 3);
91 break;
92 case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
93 case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
94 REG_UPDATE(DCSURF_SURFACE_CONFIG,
95 SURFACE_PIXEL_FORMAT, 8);
96 break;
97 case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
98 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
99 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS:
100 REG_UPDATE(DCSURF_SURFACE_CONFIG,
101 SURFACE_PIXEL_FORMAT, 10);
102 break;
103 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
104 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616: /* we use crossbar already */
105 REG_UPDATE(DCSURF_SURFACE_CONFIG,
106 SURFACE_PIXEL_FORMAT, 26); /* ARGB16161616_UNORM */
107 break;
108 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
109 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:/*we use crossbar already*/
110 REG_UPDATE(DCSURF_SURFACE_CONFIG,
111 SURFACE_PIXEL_FORMAT, 24);
112 break;
113
114 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
115 REG_UPDATE(DCSURF_SURFACE_CONFIG,
116 SURFACE_PIXEL_FORMAT, 65);
117 break;
118 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
119 REG_UPDATE(DCSURF_SURFACE_CONFIG,
120 SURFACE_PIXEL_FORMAT, 64);
121 break;
122 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
123 REG_UPDATE(DCSURF_SURFACE_CONFIG,
124 SURFACE_PIXEL_FORMAT, 67);
125 break;
126 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
127 REG_UPDATE(DCSURF_SURFACE_CONFIG,
128 SURFACE_PIXEL_FORMAT, 66);
129 break;
130 case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
131 REG_UPDATE(DCSURF_SURFACE_CONFIG,
132 SURFACE_PIXEL_FORMAT, 12);
133 break;
134 case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
135 REG_UPDATE(DCSURF_SURFACE_CONFIG,
136 SURFACE_PIXEL_FORMAT, 112);
137 break;
138 case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
139 REG_UPDATE(DCSURF_SURFACE_CONFIG,
140 SURFACE_PIXEL_FORMAT, 113);
141 break;
142 case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
143 REG_UPDATE(DCSURF_SURFACE_CONFIG,
144 SURFACE_PIXEL_FORMAT, 114);
145 break;
146 case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
147 REG_UPDATE(DCSURF_SURFACE_CONFIG,
148 SURFACE_PIXEL_FORMAT, 118);
149 break;
150 case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
151 REG_UPDATE(DCSURF_SURFACE_CONFIG,
152 SURFACE_PIXEL_FORMAT, 119);
153 break;
154 case SURFACE_PIXEL_FORMAT_GRPH_RGBE:
155 REG_UPDATE_2(DCSURF_SURFACE_CONFIG,
156 SURFACE_PIXEL_FORMAT, 116,
157 ALPHA_PLANE_EN, 0);
158 break;
159 case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA:
160 REG_UPDATE_2(DCSURF_SURFACE_CONFIG,
161 SURFACE_PIXEL_FORMAT, 116,
162 ALPHA_PLANE_EN, 1);
163 break;
164 default:
165 BREAK_TO_DEBUGGER();
166 break;
167 }
168
169 /* don't see the need of program the xbar in DCN 1.0 */
170}
171
172void hubp35_program_surface_config(
173 struct hubp *hubp,
174 enum surface_pixel_format format,
175 union dc_tiling_info *tiling_info,
176 struct plane_size *plane_size,
177 enum dc_rotation_angle rotation,
178 struct dc_plane_dcc_param *dcc,
179 bool horizontal_mirror,
180 unsigned int compat_level)
181{
182 struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
183
184 hubp3_dcc_control_sienna_cichlid(hubp, dcc);
185 hubp3_program_tiling(hubp2, info: tiling_info, pixel_format: format);
186 hubp2_program_size(hubp, format, plane_size, dcc);
187 hubp2_program_rotation(hubp, rotation, horizontal_mirror);
188 hubp35_program_pixel_format(hubp, format);
189}
190
191struct hubp_funcs dcn35_hubp_funcs = {
192 .hubp_enable_tripleBuffer = hubp2_enable_triplebuffer,
193 .hubp_is_triplebuffer_enabled = hubp2_is_triplebuffer_enabled,
194 .hubp_program_surface_flip_and_addr = hubp3_program_surface_flip_and_addr,
195 .hubp_program_surface_config = hubp35_program_surface_config,
196 .hubp_is_flip_pending = hubp2_is_flip_pending,
197 .hubp_setup = hubp3_setup,
198 .hubp_setup_interdependent = hubp2_setup_interdependent,
199 .hubp_set_vm_system_aperture_settings = hubp3_set_vm_system_aperture_settings,
200 .set_blank = hubp2_set_blank,
201 .dcc_control = hubp3_dcc_control,
202 .mem_program_viewport = min_set_viewport,
203 .set_cursor_attributes = hubp2_cursor_set_attributes,
204 .set_cursor_position = hubp2_cursor_set_position,
205 .hubp_clk_cntl = hubp2_clk_cntl,
206 .hubp_vtg_sel = hubp2_vtg_sel,
207 .dmdata_set_attributes = hubp3_dmdata_set_attributes,
208 .dmdata_load = hubp2_dmdata_load,
209 .dmdata_status_done = hubp2_dmdata_status_done,
210 .hubp_read_state = hubp3_read_state,
211 .hubp_clear_underflow = hubp2_clear_underflow,
212 .hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl,
213 .hubp_init = hubp35_init,
214 .set_unbounded_requesting = hubp31_set_unbounded_requesting,
215 .hubp_soft_reset = hubp31_soft_reset,
216 .hubp_set_flip_int = hubp1_set_flip_int,
217 .hubp_in_blank = hubp1_in_blank,
218 .program_extended_blank = hubp31_program_extended_blank_value,
219};
220
221bool hubp35_construct(
222 struct dcn20_hubp *hubp2,
223 struct dc_context *ctx,
224 uint32_t inst,
225 const struct dcn_hubp2_registers *hubp_regs,
226 const struct dcn35_hubp2_shift *hubp_shift,
227 const struct dcn35_hubp2_mask *hubp_mask)
228{
229 hubp2->base.funcs = &dcn35_hubp_funcs;
230 hubp2->base.ctx = ctx;
231 hubp2->hubp_regs = hubp_regs;
232 hubp2->hubp_shift = (const struct dcn_hubp2_shift *)hubp_shift;
233 hubp2->hubp_mask = (const struct dcn_hubp2_mask *)hubp_mask;
234 hubp2->base.inst = inst;
235 hubp2->base.opp_id = OPP_ID_INVALID;
236 hubp2->base.mpcc_id = 0xf;
237
238 return true;
239}
240
241
242

source code of linux/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_hubp.c