1 /*
2  * Copyright 2012-15 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 
28 #include "atom.h"
29 
30 #include "include/grph_object_id.h"
31 #include "include/grph_object_defs.h"
32 #include "include/bios_parser_types.h"
33 
34 #include "../command_table_helper.h"
35 
encoder_action_to_atom(enum bp_encoder_control_action action)36 static uint8_t encoder_action_to_atom(enum bp_encoder_control_action action)
37 {
38 	uint8_t atom_action = 0;
39 
40 	switch (action) {
41 	case ENCODER_CONTROL_ENABLE:
42 		atom_action = ATOM_ENABLE;
43 		break;
44 	case ENCODER_CONTROL_DISABLE:
45 		atom_action = ATOM_DISABLE;
46 		break;
47 	case ENCODER_CONTROL_SETUP:
48 		atom_action = ATOM_ENCODER_CMD_SETUP;
49 		break;
50 	case ENCODER_CONTROL_INIT:
51 		atom_action = ATOM_ENCODER_INIT;
52 		break;
53 	default:
54 		BREAK_TO_DEBUGGER(); /* Unhandle action in driver.!! */
55 		break;
56 	}
57 
58 	return atom_action;
59 }
60 
clock_source_id_to_atom(enum clock_source_id id,uint32_t * atom_pll_id)61 static bool clock_source_id_to_atom(
62 	enum clock_source_id id,
63 	uint32_t *atom_pll_id)
64 {
65 	bool result = true;
66 
67 	if (atom_pll_id != NULL)
68 		switch (id) {
69 		case CLOCK_SOURCE_ID_PLL0:
70 			*atom_pll_id = ATOM_PPLL0;
71 			break;
72 		case CLOCK_SOURCE_ID_PLL1:
73 			*atom_pll_id = ATOM_PPLL1;
74 			break;
75 		case CLOCK_SOURCE_ID_PLL2:
76 			*atom_pll_id = ATOM_PPLL2;
77 			break;
78 		case CLOCK_SOURCE_ID_EXTERNAL:
79 			*atom_pll_id = ATOM_PPLL_INVALID;
80 			break;
81 		case CLOCK_SOURCE_ID_DFS:
82 			*atom_pll_id = ATOM_EXT_PLL1;
83 			break;
84 		case CLOCK_SOURCE_ID_VCE:
85 			/* for VCE encoding,
86 			 * we need to pass in ATOM_PPLL_INVALID
87 			 */
88 			*atom_pll_id = ATOM_PPLL_INVALID;
89 			break;
90 		case CLOCK_SOURCE_ID_DP_DTO:
91 			/* When programming DP DTO PLL ID should be invalid */
92 			*atom_pll_id = ATOM_PPLL_INVALID;
93 			break;
94 		case CLOCK_SOURCE_ID_UNDEFINED:
95 			BREAK_TO_DEBUGGER(); /* check when this will happen! */
96 			*atom_pll_id = ATOM_PPLL_INVALID;
97 			result = false;
98 			break;
99 		default:
100 			result = false;
101 			break;
102 		}
103 
104 	return result;
105 }
106 
signal_type_to_atom_dig_mode(enum signal_type s)107 static uint8_t signal_type_to_atom_dig_mode(enum signal_type s)
108 {
109 	uint8_t atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP;
110 
111 	switch (s) {
112 	case SIGNAL_TYPE_DISPLAY_PORT:
113 	case SIGNAL_TYPE_EDP:
114 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP;
115 		break;
116 	case SIGNAL_TYPE_LVDS:
117 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_LVDS;
118 		break;
119 	case SIGNAL_TYPE_DVI_SINGLE_LINK:
120 	case SIGNAL_TYPE_DVI_DUAL_LINK:
121 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DVI;
122 		break;
123 	case SIGNAL_TYPE_HDMI_TYPE_A:
124 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_HDMI;
125 		break;
126 	case SIGNAL_TYPE_DISPLAY_PORT_MST:
127 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP_MST;
128 		break;
129 	default:
130 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DVI;
131 		break;
132 	}
133 
134 	return atom_dig_mode;
135 }
136 
hpd_sel_to_atom(enum hpd_source_id id)137 static uint8_t hpd_sel_to_atom(enum hpd_source_id id)
138 {
139 	uint8_t atom_hpd_sel = 0;
140 
141 	switch (id) {
142 	case HPD_SOURCEID1:
143 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD1_SEL;
144 		break;
145 	case HPD_SOURCEID2:
146 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD2_SEL;
147 		break;
148 	case HPD_SOURCEID3:
149 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD3_SEL;
150 		break;
151 	case HPD_SOURCEID4:
152 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL;
153 		break;
154 	case HPD_SOURCEID5:
155 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD5_SEL;
156 		break;
157 	case HPD_SOURCEID6:
158 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD6_SEL;
159 		break;
160 	case HPD_SOURCEID_UNKNOWN:
161 	default:
162 		atom_hpd_sel = 0;
163 		break;
164 	}
165 	return atom_hpd_sel >> 4;
166 }
167 
dig_encoder_sel_to_atom(enum engine_id id)168 static uint8_t dig_encoder_sel_to_atom(enum engine_id id)
169 {
170 	uint8_t atom_dig_encoder_sel = 0;
171 
172 	switch (id) {
173 	case ENGINE_ID_DIGA:
174 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGA_SEL;
175 		break;
176 	case ENGINE_ID_DIGB:
177 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGB_SEL;
178 		break;
179 	case ENGINE_ID_DIGC:
180 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGC_SEL;
181 		break;
182 	case ENGINE_ID_DIGD:
183 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGD_SEL;
184 		break;
185 	case ENGINE_ID_DIGE:
186 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGE_SEL;
187 		break;
188 	case ENGINE_ID_DIGF:
189 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGF_SEL;
190 		break;
191 	case ENGINE_ID_DIGG:
192 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGG_SEL;
193 		break;
194 	default:
195 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGA_SEL;
196 		break;
197 	}
198 
199 	return atom_dig_encoder_sel;
200 }
201 
disp_power_gating_action_to_atom(enum bp_pipe_control_action action)202 static uint8_t disp_power_gating_action_to_atom(
203 	enum bp_pipe_control_action action)
204 {
205 	uint8_t atom_pipe_action = 0;
206 
207 	switch (action) {
208 	case ASIC_PIPE_DISABLE:
209 		atom_pipe_action = ATOM_DISABLE;
210 		break;
211 	case ASIC_PIPE_ENABLE:
212 		atom_pipe_action = ATOM_ENABLE;
213 		break;
214 	case ASIC_PIPE_INIT:
215 		atom_pipe_action = ATOM_INIT;
216 		break;
217 	default:
218 		BREAK_TO_DEBUGGER(); /* Unhandle action in driver! */
219 		break;
220 	}
221 
222 	return atom_pipe_action;
223 }
224 
225 static const struct command_table_helper command_table_helper_funcs = {
226 	.controller_id_to_atom = dal_cmd_table_helper_controller_id_to_atom,
227 	.encoder_action_to_atom = encoder_action_to_atom,
228 	.engine_bp_to_atom = engine_bp_to_atom,
229 	.clock_source_id_to_atom = clock_source_id_to_atom,
230 	.clock_source_id_to_atom_phy_clk_src_id =
231 		clock_source_id_to_atom_phy_clk_src_id,
232 	.signal_type_to_atom_dig_mode = signal_type_to_atom_dig_mode,
233 	.hpd_sel_to_atom = hpd_sel_to_atom,
234 	.dig_encoder_sel_to_atom = dig_encoder_sel_to_atom,
235 	.phy_id_to_atom = phy_id_to_atom,
236 	.disp_power_gating_action_to_atom = disp_power_gating_action_to_atom,
237 	.assign_control_parameter =
238 		dal_cmd_table_helper_assign_control_parameter,
239 	.clock_source_id_to_ref_clk_src =
240 		dal_cmd_table_helper_clock_source_id_to_ref_clk_src,
241 	.transmitter_bp_to_atom = dal_cmd_table_helper_transmitter_bp_to_atom,
242 	.encoder_id_to_atom = dal_cmd_table_helper_encoder_id_to_atom,
243 	.encoder_mode_bp_to_atom =
244 		dal_cmd_table_helper_encoder_mode_bp_to_atom,
245 };
246 
dal_cmd_tbl_helper_dce80_get_table(void)247 const struct command_table_helper *dal_cmd_tbl_helper_dce80_get_table(void)
248 {
249 	return &command_table_helper_funcs;
250 }
251