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 
34 bool dal_bios_parser_init_cmd_tbl_helper(
35 	const struct command_table_helper **h,
36 	enum dce_version dce)
37 {
38 	switch (dce) {
39 	case DCE_VERSION_8_0:
40 	case DCE_VERSION_8_1:
41 	case DCE_VERSION_8_3:
42 		*h = dal_cmd_tbl_helper_dce80_get_table();
43 		return true;
44 
45 	case DCE_VERSION_10_0:
46 		*h = dal_cmd_tbl_helper_dce110_get_table();
47 		return true;
48 
49 	case DCE_VERSION_11_0:
50 		*h = dal_cmd_tbl_helper_dce110_get_table();
51 		return true;
52 
53 	case DCE_VERSION_11_2:
54 		*h = dal_cmd_tbl_helper_dce112_get_table();
55 		return true;
56 
57 	default:
58 		/* Unsupported DCE */
59 		BREAK_TO_DEBUGGER();
60 		return false;
61 	}
62 }
63 
64 /* real implementations */
65 
66 bool dal_cmd_table_helper_controller_id_to_atom(
67 	enum controller_id id,
68 	uint8_t *atom_id)
69 {
70 	if (atom_id == NULL) {
71 		BREAK_TO_DEBUGGER();
72 		return false;
73 	}
74 
75 	switch (id) {
76 	case CONTROLLER_ID_D0:
77 		*atom_id = ATOM_CRTC1;
78 		return true;
79 	case CONTROLLER_ID_D1:
80 		*atom_id = ATOM_CRTC2;
81 		return true;
82 	case CONTROLLER_ID_D2:
83 		*atom_id = ATOM_CRTC3;
84 		return true;
85 	case CONTROLLER_ID_D3:
86 		*atom_id = ATOM_CRTC4;
87 		return true;
88 	case CONTROLLER_ID_D4:
89 		*atom_id = ATOM_CRTC5;
90 		return true;
91 	case CONTROLLER_ID_D5:
92 		*atom_id = ATOM_CRTC6;
93 		return true;
94 	case CONTROLLER_ID_UNDERLAY0:
95 		*atom_id = ATOM_UNDERLAY_PIPE0;
96 		return true;
97 	case CONTROLLER_ID_UNDEFINED:
98 		*atom_id = ATOM_CRTC_INVALID;
99 		return true;
100 	default:
101 		/* Wrong controller id */
102 		BREAK_TO_DEBUGGER();
103 		return false;
104 	}
105 }
106 
107 /**
108 * translate_transmitter_bp_to_atom
109 *
110 * @brief
111 *  Translate the Transmitter to the corresponding ATOM BIOS value
112 *
113 * @param
114 *   input transmitter
115 *   output digitalTransmitter
116 *    // =00: Digital Transmitter1 ( UNIPHY linkAB )
117 *    // =01: Digital Transmitter2 ( UNIPHY linkCD )
118 *    // =02: Digital Transmitter3 ( UNIPHY linkEF )
119 */
120 uint8_t dal_cmd_table_helper_transmitter_bp_to_atom(
121 	enum transmitter t)
122 {
123 	switch (t) {
124 	case TRANSMITTER_UNIPHY_A:
125 	case TRANSMITTER_UNIPHY_B:
126 	case TRANSMITTER_TRAVIS_LCD:
127 		return 0;
128 	case TRANSMITTER_UNIPHY_C:
129 	case TRANSMITTER_UNIPHY_D:
130 		return 1;
131 	case TRANSMITTER_UNIPHY_E:
132 	case TRANSMITTER_UNIPHY_F:
133 		return 2;
134 	default:
135 		/* Invalid Transmitter Type! */
136 		BREAK_TO_DEBUGGER();
137 		return 0;
138 	}
139 }
140 
141 uint32_t dal_cmd_table_helper_encoder_mode_bp_to_atom(
142 	enum signal_type s,
143 	bool enable_dp_audio)
144 {
145 	switch (s) {
146 	case SIGNAL_TYPE_DVI_SINGLE_LINK:
147 	case SIGNAL_TYPE_DVI_DUAL_LINK:
148 		return ATOM_ENCODER_MODE_DVI;
149 	case SIGNAL_TYPE_HDMI_TYPE_A:
150 		return ATOM_ENCODER_MODE_HDMI;
151 	case SIGNAL_TYPE_LVDS:
152 		return ATOM_ENCODER_MODE_LVDS;
153 	case SIGNAL_TYPE_EDP:
154 	case SIGNAL_TYPE_DISPLAY_PORT_MST:
155 	case SIGNAL_TYPE_DISPLAY_PORT:
156 	case SIGNAL_TYPE_VIRTUAL:
157 		if (enable_dp_audio)
158 			return ATOM_ENCODER_MODE_DP_AUDIO;
159 		else
160 			return ATOM_ENCODER_MODE_DP;
161 	case SIGNAL_TYPE_RGB:
162 		return ATOM_ENCODER_MODE_CRT;
163 	default:
164 		return ATOM_ENCODER_MODE_CRT;
165 	}
166 }
167 
168 void dal_cmd_table_helper_assign_control_parameter(
169 	const struct command_table_helper *h,
170 	struct bp_encoder_control *control,
171 	DIG_ENCODER_CONTROL_PARAMETERS_V2 *ctrl_param)
172 {
173 	/* there are three transmitter blocks, each one has two links 4-lanes
174 	 * each, A+B, C+D, E+F, Uniphy A, C and E are enumerated as link 0 in
175 	 * each transmitter block B, D and F as link 1, third transmitter block
176 	 * has non splitable links (UniphyE and UniphyF can not be configured
177 	 * separately to drive two different streams)
178 	 */
179 	if ((control->transmitter == TRANSMITTER_UNIPHY_B) ||
180 		(control->transmitter == TRANSMITTER_UNIPHY_D) ||
181 		(control->transmitter == TRANSMITTER_UNIPHY_F)) {
182 		/* Bit2: Link Select
183 		 * =0: PHY linkA/C/E
184 		 * =1: PHY linkB/D/F
185 		 */
186 		ctrl_param->acConfig.ucLinkSel = 1;
187 	}
188 
189 	/* Bit[4:3]: Transmitter Selection
190 	 * =00: Digital Transmitter1 ( UNIPHY linkAB )
191 	 * =01: Digital Transmitter2 ( UNIPHY linkCD )
192 	 * =02: Digital Transmitter3 ( UNIPHY linkEF )
193 	 * =03: Reserved
194 	 */
195 	ctrl_param->acConfig.ucTransmitterSel =
196 		(uint8_t)(h->transmitter_bp_to_atom(control->transmitter));
197 
198 	/* We need to convert from KHz units into 10KHz units */
199 	ctrl_param->ucAction = h->encoder_action_to_atom(control->action);
200 	ctrl_param->usPixelClock = cpu_to_le16((uint16_t)(control->pixel_clock / 10));
201 	ctrl_param->ucEncoderMode =
202 		(uint8_t)(h->encoder_mode_bp_to_atom(
203 			control->signal, control->enable_dp_audio));
204 	ctrl_param->ucLaneNum = (uint8_t)(control->lanes_number);
205 }
206 
207 bool dal_cmd_table_helper_clock_source_id_to_ref_clk_src(
208 	enum clock_source_id id,
209 	uint32_t *ref_clk_src_id)
210 {
211 	if (ref_clk_src_id == NULL) {
212 		BREAK_TO_DEBUGGER();
213 		return false;
214 	}
215 
216 	switch (id) {
217 	case CLOCK_SOURCE_ID_PLL1:
218 		*ref_clk_src_id = ENCODER_REFCLK_SRC_P1PLL;
219 		return true;
220 	case CLOCK_SOURCE_ID_PLL2:
221 		*ref_clk_src_id = ENCODER_REFCLK_SRC_P2PLL;
222 		return true;
223 	case CLOCK_SOURCE_ID_DCPLL:
224 		*ref_clk_src_id = ENCODER_REFCLK_SRC_DCPLL;
225 		return true;
226 	case CLOCK_SOURCE_ID_EXTERNAL:
227 		*ref_clk_src_id = ENCODER_REFCLK_SRC_EXTCLK;
228 		return true;
229 	case CLOCK_SOURCE_ID_UNDEFINED:
230 		*ref_clk_src_id = ENCODER_REFCLK_SRC_INVALID;
231 		return true;
232 	default:
233 		/* Unsupported clock source id */
234 		BREAK_TO_DEBUGGER();
235 		return false;
236 	}
237 }
238 
239 uint8_t dal_cmd_table_helper_encoder_id_to_atom(
240 	enum encoder_id id)
241 {
242 	switch (id) {
243 	case ENCODER_ID_INTERNAL_LVDS:
244 		return ENCODER_OBJECT_ID_INTERNAL_LVDS;
245 	case ENCODER_ID_INTERNAL_TMDS1:
246 		return ENCODER_OBJECT_ID_INTERNAL_TMDS1;
247 	case ENCODER_ID_INTERNAL_TMDS2:
248 		return ENCODER_OBJECT_ID_INTERNAL_TMDS2;
249 	case ENCODER_ID_INTERNAL_DAC1:
250 		return ENCODER_OBJECT_ID_INTERNAL_DAC1;
251 	case ENCODER_ID_INTERNAL_DAC2:
252 		return ENCODER_OBJECT_ID_INTERNAL_DAC2;
253 	case ENCODER_ID_INTERNAL_LVTM1:
254 		return ENCODER_OBJECT_ID_INTERNAL_LVTM1;
255 	case ENCODER_ID_INTERNAL_HDMI:
256 		return ENCODER_OBJECT_ID_HDMI_INTERNAL;
257 	case ENCODER_ID_EXTERNAL_TRAVIS:
258 		return ENCODER_OBJECT_ID_TRAVIS;
259 	case ENCODER_ID_EXTERNAL_NUTMEG:
260 		return ENCODER_OBJECT_ID_NUTMEG;
261 	case ENCODER_ID_INTERNAL_KLDSCP_TMDS1:
262 		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1;
263 	case ENCODER_ID_INTERNAL_KLDSCP_DAC1:
264 		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1;
265 	case ENCODER_ID_INTERNAL_KLDSCP_DAC2:
266 		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2;
267 	case ENCODER_ID_EXTERNAL_MVPU_FPGA:
268 		return ENCODER_OBJECT_ID_MVPU_FPGA;
269 	case ENCODER_ID_INTERNAL_DDI:
270 		return ENCODER_OBJECT_ID_INTERNAL_DDI;
271 	case ENCODER_ID_INTERNAL_UNIPHY:
272 		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY;
273 	case ENCODER_ID_INTERNAL_KLDSCP_LVTMA:
274 		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA;
275 	case ENCODER_ID_INTERNAL_UNIPHY1:
276 		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY1;
277 	case ENCODER_ID_INTERNAL_UNIPHY2:
278 		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY2;
279 	case ENCODER_ID_INTERNAL_UNIPHY3:
280 		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY3;
281 	case ENCODER_ID_INTERNAL_WIRELESS:
282 		return ENCODER_OBJECT_ID_INTERNAL_VCE;
283 	case ENCODER_ID_UNKNOWN:
284 		return ENCODER_OBJECT_ID_NONE;
285 	default:
286 		/* Invalid encoder id */
287 		BREAK_TO_DEBUGGER();
288 		return ENCODER_OBJECT_ID_NONE;
289 	}
290 }
291