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 
phy_id_to_atom(enum transmitter t)34 static uint8_t phy_id_to_atom(enum transmitter t)
35 {
36 	uint8_t atom_phy_id;
37 
38 	switch (t) {
39 	case TRANSMITTER_UNIPHY_A:
40 		atom_phy_id = ATOM_PHY_ID_UNIPHYA;
41 		break;
42 	case TRANSMITTER_UNIPHY_B:
43 		atom_phy_id = ATOM_PHY_ID_UNIPHYB;
44 		break;
45 	case TRANSMITTER_UNIPHY_C:
46 		atom_phy_id = ATOM_PHY_ID_UNIPHYC;
47 		break;
48 	case TRANSMITTER_UNIPHY_D:
49 		atom_phy_id = ATOM_PHY_ID_UNIPHYD;
50 		break;
51 	case TRANSMITTER_UNIPHY_E:
52 		atom_phy_id = ATOM_PHY_ID_UNIPHYE;
53 		break;
54 	case TRANSMITTER_UNIPHY_F:
55 		atom_phy_id = ATOM_PHY_ID_UNIPHYF;
56 		break;
57 	case TRANSMITTER_UNIPHY_G:
58 		atom_phy_id = ATOM_PHY_ID_UNIPHYG;
59 		break;
60 	default:
61 		atom_phy_id = ATOM_PHY_ID_UNIPHYA;
62 		break;
63 	}
64 	return atom_phy_id;
65 }
66 
signal_type_to_atom_dig_mode(enum signal_type s)67 static uint8_t signal_type_to_atom_dig_mode(enum signal_type s)
68 {
69 	uint8_t atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP;
70 
71 	switch (s) {
72 	case SIGNAL_TYPE_DISPLAY_PORT:
73 	case SIGNAL_TYPE_EDP:
74 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP;
75 		break;
76 	case SIGNAL_TYPE_LVDS:
77 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_LVDS;
78 		break;
79 	case SIGNAL_TYPE_DVI_SINGLE_LINK:
80 	case SIGNAL_TYPE_DVI_DUAL_LINK:
81 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DVI;
82 		break;
83 	case SIGNAL_TYPE_HDMI_TYPE_A:
84 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_HDMI;
85 		break;
86 	case SIGNAL_TYPE_DISPLAY_PORT_MST:
87 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP_MST;
88 		break;
89 	default:
90 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DVI;
91 		break;
92 	}
93 
94 	return atom_dig_mode;
95 }
96 
clock_source_id_to_atom_phy_clk_src_id(enum clock_source_id id)97 static uint8_t clock_source_id_to_atom_phy_clk_src_id(
98 		enum clock_source_id id)
99 {
100 	uint8_t atom_phy_clk_src_id = 0;
101 
102 	switch (id) {
103 	case CLOCK_SOURCE_ID_PLL0:
104 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P0PLL;
105 		break;
106 	case CLOCK_SOURCE_ID_PLL1:
107 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P1PLL;
108 		break;
109 	case CLOCK_SOURCE_ID_PLL2:
110 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P2PLL;
111 		break;
112 	case CLOCK_SOURCE_ID_EXTERNAL:
113 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_REFCLK_SRC_EXT;
114 		break;
115 	default:
116 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P1PLL;
117 		break;
118 	}
119 
120 	return atom_phy_clk_src_id >> 2;
121 }
122 
hpd_sel_to_atom(enum hpd_source_id id)123 static uint8_t hpd_sel_to_atom(enum hpd_source_id id)
124 {
125 	uint8_t atom_hpd_sel = 0;
126 
127 	switch (id) {
128 	case HPD_SOURCEID1:
129 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD1_SEL;
130 		break;
131 	case HPD_SOURCEID2:
132 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD2_SEL;
133 		break;
134 	case HPD_SOURCEID3:
135 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD3_SEL;
136 		break;
137 	case HPD_SOURCEID4:
138 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL;
139 		break;
140 	case HPD_SOURCEID5:
141 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD5_SEL;
142 		break;
143 	case HPD_SOURCEID6:
144 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD6_SEL;
145 		break;
146 	case HPD_SOURCEID_UNKNOWN:
147 	default:
148 		atom_hpd_sel = 0;
149 		break;
150 	}
151 	return atom_hpd_sel >> 4;
152 }
153 
dig_encoder_sel_to_atom(enum engine_id id)154 static uint8_t dig_encoder_sel_to_atom(enum engine_id id)
155 {
156 	/* On any ASIC after DCE80, we manually program the DIG_FE
157 	 * selection (see connect_dig_be_to_fe function of the link
158 	 * encoder), so translation should always return 0 (no FE).
159 	 */
160 
161 	return 0;
162 }
163 
clock_source_id_to_atom(enum clock_source_id id,uint32_t * atom_pll_id)164 static bool clock_source_id_to_atom(
165 	enum clock_source_id id,
166 	uint32_t *atom_pll_id)
167 {
168 	bool result = true;
169 
170 	if (atom_pll_id != NULL)
171 		switch (id) {
172 		case CLOCK_SOURCE_ID_PLL0:
173 			*atom_pll_id = ATOM_PPLL0;
174 			break;
175 		case CLOCK_SOURCE_ID_PLL1:
176 			*atom_pll_id = ATOM_PPLL1;
177 			break;
178 		case CLOCK_SOURCE_ID_PLL2:
179 			*atom_pll_id = ATOM_PPLL2;
180 			break;
181 		case CLOCK_SOURCE_ID_EXTERNAL:
182 			*atom_pll_id = ATOM_PPLL_INVALID;
183 			break;
184 		case CLOCK_SOURCE_ID_DFS:
185 			*atom_pll_id = ATOM_EXT_PLL1;
186 			break;
187 		case CLOCK_SOURCE_ID_VCE:
188 			/* for VCE encoding,
189 			 * we need to pass in ATOM_PPLL_INVALID
190 			 */
191 			*atom_pll_id = ATOM_PPLL_INVALID;
192 			break;
193 		case CLOCK_SOURCE_ID_DP_DTO:
194 			/* When programming DP DTO PLL ID should be invalid */
195 			*atom_pll_id = ATOM_PPLL_INVALID;
196 			break;
197 		case CLOCK_SOURCE_ID_UNDEFINED:
198 			/* Should not happen */
199 			*atom_pll_id = ATOM_PPLL_INVALID;
200 			result = false;
201 			break;
202 		default:
203 			result = false;
204 			break;
205 		}
206 
207 	return result;
208 }
209 
engine_bp_to_atom(enum engine_id id,uint32_t * atom_engine_id)210 static bool engine_bp_to_atom(enum engine_id id, uint32_t *atom_engine_id)
211 {
212 	bool result = false;
213 
214 	if (atom_engine_id != NULL)
215 		switch (id) {
216 		case ENGINE_ID_DIGA:
217 			*atom_engine_id = ASIC_INT_DIG1_ENCODER_ID;
218 			result = true;
219 			break;
220 		case ENGINE_ID_DIGB:
221 			*atom_engine_id = ASIC_INT_DIG2_ENCODER_ID;
222 			result = true;
223 			break;
224 		case ENGINE_ID_DIGC:
225 			*atom_engine_id = ASIC_INT_DIG3_ENCODER_ID;
226 			result = true;
227 			break;
228 		case ENGINE_ID_DIGD:
229 			*atom_engine_id = ASIC_INT_DIG4_ENCODER_ID;
230 			result = true;
231 			break;
232 		case ENGINE_ID_DIGE:
233 			*atom_engine_id = ASIC_INT_DIG5_ENCODER_ID;
234 			result = true;
235 			break;
236 		case ENGINE_ID_DIGF:
237 			*atom_engine_id = ASIC_INT_DIG6_ENCODER_ID;
238 			result = true;
239 			break;
240 		case ENGINE_ID_DIGG:
241 			*atom_engine_id = ASIC_INT_DIG7_ENCODER_ID;
242 			result = true;
243 			break;
244 		case ENGINE_ID_DACA:
245 			*atom_engine_id = ASIC_INT_DAC1_ENCODER_ID;
246 			result = true;
247 			break;
248 		default:
249 			break;
250 		}
251 
252 	return result;
253 }
254 
encoder_action_to_atom(enum bp_encoder_control_action action)255 static uint8_t encoder_action_to_atom(enum bp_encoder_control_action action)
256 {
257 	uint8_t atom_action = 0;
258 
259 	switch (action) {
260 	case ENCODER_CONTROL_ENABLE:
261 		atom_action = ATOM_ENABLE;
262 		break;
263 	case ENCODER_CONTROL_DISABLE:
264 		atom_action = ATOM_DISABLE;
265 		break;
266 	case ENCODER_CONTROL_SETUP:
267 		atom_action = ATOM_ENCODER_CMD_SETUP;
268 		break;
269 	case ENCODER_CONTROL_INIT:
270 		atom_action = ATOM_ENCODER_INIT;
271 		break;
272 	default:
273 		BREAK_TO_DEBUGGER(); /* Unhandle action in driver.!! */
274 		break;
275 	}
276 
277 	return atom_action;
278 }
279 
disp_power_gating_action_to_atom(enum bp_pipe_control_action action)280 static uint8_t disp_power_gating_action_to_atom(
281 	enum bp_pipe_control_action action)
282 {
283 	uint8_t atom_pipe_action = 0;
284 
285 	switch (action) {
286 	case ASIC_PIPE_DISABLE:
287 		atom_pipe_action = ATOM_DISABLE;
288 		break;
289 	case ASIC_PIPE_ENABLE:
290 		atom_pipe_action = ATOM_ENABLE;
291 		break;
292 	case ASIC_PIPE_INIT:
293 		atom_pipe_action = ATOM_INIT;
294 		break;
295 	default:
296 		ASSERT_CRITICAL(false); /* Unhandle action in driver! */
297 		break;
298 	}
299 
300 	return atom_pipe_action;
301 }
302 
303 /* function table */
304 static const struct command_table_helper command_table_helper_funcs = {
305 	.controller_id_to_atom = dal_cmd_table_helper_controller_id_to_atom,
306 	.encoder_action_to_atom = encoder_action_to_atom,
307 	.engine_bp_to_atom = engine_bp_to_atom,
308 	.clock_source_id_to_atom = clock_source_id_to_atom,
309 	.clock_source_id_to_atom_phy_clk_src_id =
310 			clock_source_id_to_atom_phy_clk_src_id,
311 	.signal_type_to_atom_dig_mode = signal_type_to_atom_dig_mode,
312 	.hpd_sel_to_atom = hpd_sel_to_atom,
313 	.dig_encoder_sel_to_atom = dig_encoder_sel_to_atom,
314 	.phy_id_to_atom = phy_id_to_atom,
315 	.disp_power_gating_action_to_atom = disp_power_gating_action_to_atom,
316 	.assign_control_parameter = NULL,
317 	.clock_source_id_to_ref_clk_src = NULL,
318 	.transmitter_bp_to_atom = NULL,
319 	.encoder_id_to_atom = dal_cmd_table_helper_encoder_id_to_atom,
320 	.encoder_mode_bp_to_atom = dal_cmd_table_helper_encoder_mode_bp_to_atom,
321 };
322 
323 /*
324  * dal_cmd_tbl_helper_dce110_get_table
325  *
326  * @brief
327  * Initialize command table helper functions
328  *
329  * @param
330  * const struct command_table_helper **h - [out] struct of functions
331  *
332  */
dal_cmd_tbl_helper_dce110_get_table(void)333 const struct command_table_helper *dal_cmd_tbl_helper_dce110_get_table(void)
334 {
335 	return &command_table_helper_funcs;
336 }
337