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/bios_parser_types.h"
31 
32 #include "../command_table_helper.h"
33 
signal_type_to_atom_dig_mode(enum signal_type s)34 static uint8_t signal_type_to_atom_dig_mode(enum signal_type s)
35 {
36 	uint8_t atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V6_DP;
37 
38 	switch (s) {
39 	case SIGNAL_TYPE_DISPLAY_PORT:
40 	case SIGNAL_TYPE_EDP:
41 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V6_DP;
42 		break;
43 	case SIGNAL_TYPE_DVI_SINGLE_LINK:
44 	case SIGNAL_TYPE_DVI_DUAL_LINK:
45 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V6_DVI;
46 		break;
47 	case SIGNAL_TYPE_HDMI_TYPE_A:
48 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V6_HDMI;
49 		break;
50 	case SIGNAL_TYPE_DISPLAY_PORT_MST:
51 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V6_DP_MST;
52 		break;
53 	default:
54 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V6_DVI;
55 		break;
56 	}
57 
58 	return atom_dig_mode;
59 }
60 
hpd_sel_to_atom(enum hpd_source_id id)61 static uint8_t hpd_sel_to_atom(enum hpd_source_id id)
62 {
63 	uint8_t atom_hpd_sel = 0;
64 
65 	switch (id) {
66 	case HPD_SOURCEID1:
67 		atom_hpd_sel = ATOM_TRANSMITTER_V6_HPD1_SEL;
68 		break;
69 	case HPD_SOURCEID2:
70 		atom_hpd_sel = ATOM_TRANSMITTER_V6_HPD2_SEL;
71 		break;
72 	case HPD_SOURCEID3:
73 		atom_hpd_sel = ATOM_TRANSMITTER_V6_HPD3_SEL;
74 		break;
75 	case HPD_SOURCEID4:
76 		atom_hpd_sel = ATOM_TRANSMITTER_V6_HPD4_SEL;
77 		break;
78 	case HPD_SOURCEID5:
79 		atom_hpd_sel = ATOM_TRANSMITTER_V6_HPD5_SEL;
80 		break;
81 	case HPD_SOURCEID6:
82 		atom_hpd_sel = ATOM_TRANSMITTER_V6_HPD6_SEL;
83 		break;
84 	case HPD_SOURCEID_UNKNOWN:
85 	default:
86 		atom_hpd_sel = 0;
87 		break;
88 	}
89 	return atom_hpd_sel;
90 }
91 
dig_encoder_sel_to_atom(enum engine_id id)92 static uint8_t dig_encoder_sel_to_atom(enum engine_id id)
93 {
94 	/* On any ASIC after DCE80, we manually program the DIG_FE
95 	 * selection (see connect_dig_be_to_fe function of the link
96 	 * encoder), so translation should always return 0 (no FE).
97 	 */
98 
99 	return 0;
100 }
101 
clock_source_id_to_atom(enum clock_source_id id,uint32_t * atom_pll_id)102 static bool clock_source_id_to_atom(
103 	enum clock_source_id id,
104 	uint32_t *atom_pll_id)
105 {
106 	bool result = true;
107 
108 	if (atom_pll_id != NULL)
109 		switch (id) {
110 		case CLOCK_SOURCE_COMBO_PHY_PLL0:
111 			*atom_pll_id = ATOM_COMBOPHY_PLL0;
112 			break;
113 		case CLOCK_SOURCE_COMBO_PHY_PLL1:
114 			*atom_pll_id = ATOM_COMBOPHY_PLL1;
115 			break;
116 		case CLOCK_SOURCE_COMBO_PHY_PLL2:
117 			*atom_pll_id = ATOM_COMBOPHY_PLL2;
118 			break;
119 		case CLOCK_SOURCE_COMBO_PHY_PLL3:
120 			*atom_pll_id = ATOM_COMBOPHY_PLL3;
121 			break;
122 		case CLOCK_SOURCE_COMBO_PHY_PLL4:
123 			*atom_pll_id = ATOM_COMBOPHY_PLL4;
124 			break;
125 		case CLOCK_SOURCE_COMBO_PHY_PLL5:
126 			*atom_pll_id = ATOM_COMBOPHY_PLL5;
127 			break;
128 		case CLOCK_SOURCE_COMBO_DISPLAY_PLL0:
129 			*atom_pll_id = ATOM_PPLL0;
130 			break;
131 		case CLOCK_SOURCE_ID_DFS:
132 			*atom_pll_id = ATOM_GCK_DFS;
133 			break;
134 		case CLOCK_SOURCE_ID_VCE:
135 			*atom_pll_id = ATOM_DP_DTO;
136 			break;
137 		case CLOCK_SOURCE_ID_DP_DTO:
138 			*atom_pll_id = ATOM_DP_DTO;
139 			break;
140 		case CLOCK_SOURCE_ID_UNDEFINED:
141 			/* Should not happen */
142 			*atom_pll_id = ATOM_PPLL_INVALID;
143 			result = false;
144 			break;
145 		default:
146 			result = false;
147 			break;
148 		}
149 
150 	return result;
151 }
152 
encoder_action_to_atom(enum bp_encoder_control_action action)153 static uint8_t encoder_action_to_atom(enum bp_encoder_control_action action)
154 {
155 	uint8_t atom_action = 0;
156 
157 	switch (action) {
158 	case ENCODER_CONTROL_ENABLE:
159 		atom_action = ATOM_ENABLE;
160 		break;
161 	case ENCODER_CONTROL_DISABLE:
162 		atom_action = ATOM_DISABLE;
163 		break;
164 	case ENCODER_CONTROL_SETUP:
165 		atom_action = ATOM_ENCODER_CMD_STREAM_SETUP;
166 		break;
167 	case ENCODER_CONTROL_INIT:
168 		atom_action = ATOM_ENCODER_INIT;
169 		break;
170 	default:
171 		BREAK_TO_DEBUGGER(); /* Unhandle action in driver.!! */
172 		break;
173 	}
174 
175 	return atom_action;
176 }
177 
disp_power_gating_action_to_atom(enum bp_pipe_control_action action)178 static uint8_t disp_power_gating_action_to_atom(
179 	enum bp_pipe_control_action action)
180 {
181 	uint8_t atom_pipe_action = 0;
182 
183 	switch (action) {
184 	case ASIC_PIPE_DISABLE:
185 		atom_pipe_action = ATOM_DISABLE;
186 		break;
187 	case ASIC_PIPE_ENABLE:
188 		atom_pipe_action = ATOM_ENABLE;
189 		break;
190 	case ASIC_PIPE_INIT:
191 		atom_pipe_action = ATOM_INIT;
192 		break;
193 	default:
194 		ASSERT_CRITICAL(false); /* Unhandle action in driver! */
195 		break;
196 	}
197 
198 	return atom_pipe_action;
199 }
200 
dc_clock_type_to_atom(enum bp_dce_clock_type id,uint32_t * atom_clock_type)201 static bool dc_clock_type_to_atom(
202 		enum bp_dce_clock_type id,
203 		uint32_t *atom_clock_type)
204 {
205 	bool retCode = true;
206 
207 	if (atom_clock_type != NULL) {
208 		switch (id) {
209 		case DCECLOCK_TYPE_DISPLAY_CLOCK:
210 			*atom_clock_type = DCE_CLOCK_TYPE_DISPCLK;
211 			break;
212 
213 		case DCECLOCK_TYPE_DPREFCLK:
214 			*atom_clock_type = DCE_CLOCK_TYPE_DPREFCLK;
215 			break;
216 
217 		default:
218 			ASSERT_CRITICAL(false); /* Unhandle action in driver! */
219 			break;
220 		}
221 	}
222 
223 	return retCode;
224 }
225 
transmitter_color_depth_to_atom(enum transmitter_color_depth id)226 static uint8_t transmitter_color_depth_to_atom(enum transmitter_color_depth id)
227 {
228 	uint8_t atomColorDepth = 0;
229 
230 	switch (id) {
231 	case TRANSMITTER_COLOR_DEPTH_24:
232 		atomColorDepth = PIXEL_CLOCK_V7_DEEPCOLOR_RATIO_DIS;
233 		break;
234 	case TRANSMITTER_COLOR_DEPTH_30:
235 		atomColorDepth = PIXEL_CLOCK_V7_DEEPCOLOR_RATIO_5_4;
236 		break;
237 	case TRANSMITTER_COLOR_DEPTH_36:
238 		atomColorDepth = PIXEL_CLOCK_V7_DEEPCOLOR_RATIO_3_2;
239 		break;
240 	case TRANSMITTER_COLOR_DEPTH_48:
241 		atomColorDepth = PIXEL_CLOCK_V7_DEEPCOLOR_RATIO_2_1;
242 		break;
243 	default:
244 		ASSERT_CRITICAL(false); /* Unhandle action in driver! */
245 		break;
246 	}
247 
248 	return atomColorDepth;
249 }
250 
251 /* function table */
252 static const struct command_table_helper command_table_helper_funcs = {
253 	.controller_id_to_atom = dal_cmd_table_helper_controller_id_to_atom,
254 	.encoder_action_to_atom = encoder_action_to_atom,
255 	.engine_bp_to_atom = engine_bp_to_atom,
256 	.clock_source_id_to_atom = clock_source_id_to_atom,
257 	.clock_source_id_to_atom_phy_clk_src_id =
258 			clock_source_id_to_atom_phy_clk_src_id,
259 	.signal_type_to_atom_dig_mode = signal_type_to_atom_dig_mode,
260 	.hpd_sel_to_atom = hpd_sel_to_atom,
261 	.dig_encoder_sel_to_atom = dig_encoder_sel_to_atom,
262 	.phy_id_to_atom = phy_id_to_atom,
263 	.disp_power_gating_action_to_atom = disp_power_gating_action_to_atom,
264 	.assign_control_parameter = NULL,
265 	.clock_source_id_to_ref_clk_src = NULL,
266 	.transmitter_bp_to_atom = NULL,
267 	.encoder_id_to_atom = dal_cmd_table_helper_encoder_id_to_atom,
268 	.encoder_mode_bp_to_atom = dal_cmd_table_helper_encoder_mode_bp_to_atom,
269 	.dc_clock_type_to_atom = dc_clock_type_to_atom,
270 	.transmitter_color_depth_to_atom = transmitter_color_depth_to_atom,
271 };
272 
273 /*
274  * dal_cmd_tbl_helper_dce110_get_table
275  *
276  * @brief
277  * Initialize command table helper functions
278  *
279  * @param
280  * const struct command_table_helper **h - [out] struct of functions
281  *
282  */
dal_cmd_tbl_helper_dce112_get_table(void)283 const struct command_table_helper *dal_cmd_tbl_helper_dce112_get_table(void)
284 {
285 	return &command_table_helper_funcs;
286 }
287