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 
41 void 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 
48 static void hubp35_init(struct hubp *hubp)
49 {
50 	hubp3_init(hubp);
51 
52 	hubp35_set_fgcg(hubp, hubp->ctx->dc->debug.enable_fine_grain_clock_gating.bits.dchub);
53 
54 	/*do nothing for now for dcn3.5 or later*/
55 }
56 
57 void 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 
172 void 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, tiling_info, 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 
191 struct 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 
221 bool 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