1/*	$NetBSD: amdgpu_command_table_helper.c,v 1.2 2021/12/18 23:45:00 riastradh Exp $	*/
2
3/*
4 * Copyright 2012-15 Advanced Micro Devices, Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: AMD
25 *
26 */
27
28#include <sys/cdefs.h>
29__KERNEL_RCSID(0, "$NetBSD: amdgpu_command_table_helper.c,v 1.2 2021/12/18 23:45:00 riastradh Exp $");
30
31#include "dm_services.h"
32
33#include "atom.h"
34
35#include "include/bios_parser_types.h"
36
37#include "command_table_helper.h"
38
39bool dal_bios_parser_init_cmd_tbl_helper(
40	const struct command_table_helper **h,
41	enum dce_version dce)
42{
43	switch (dce) {
44	case DCE_VERSION_8_0:
45	case DCE_VERSION_8_1:
46	case DCE_VERSION_8_3:
47		*h = dal_cmd_tbl_helper_dce80_get_table();
48		return true;
49
50	case DCE_VERSION_10_0:
51		*h = dal_cmd_tbl_helper_dce110_get_table();
52		return true;
53
54	case DCE_VERSION_11_0:
55		*h = dal_cmd_tbl_helper_dce110_get_table();
56		return true;
57
58	case DCE_VERSION_11_2:
59	case DCE_VERSION_11_22:
60		*h = dal_cmd_tbl_helper_dce112_get_table();
61		return true;
62
63	default:
64		/* Unsupported DCE */
65		BREAK_TO_DEBUGGER();
66		return false;
67	}
68}
69
70/* real implementations */
71
72bool dal_cmd_table_helper_controller_id_to_atom(
73	enum controller_id id,
74	uint8_t *atom_id)
75{
76	if (atom_id == NULL) {
77		BREAK_TO_DEBUGGER();
78		return false;
79	}
80
81	switch (id) {
82	case CONTROLLER_ID_D0:
83		*atom_id = ATOM_CRTC1;
84		return true;
85	case CONTROLLER_ID_D1:
86		*atom_id = ATOM_CRTC2;
87		return true;
88	case CONTROLLER_ID_D2:
89		*atom_id = ATOM_CRTC3;
90		return true;
91	case CONTROLLER_ID_D3:
92		*atom_id = ATOM_CRTC4;
93		return true;
94	case CONTROLLER_ID_D4:
95		*atom_id = ATOM_CRTC5;
96		return true;
97	case CONTROLLER_ID_D5:
98		*atom_id = ATOM_CRTC6;
99		return true;
100	case CONTROLLER_ID_UNDERLAY0:
101		*atom_id = ATOM_UNDERLAY_PIPE0;
102		return true;
103	case CONTROLLER_ID_UNDEFINED:
104		*atom_id = ATOM_CRTC_INVALID;
105		return true;
106	default:
107		/* Wrong controller id */
108		BREAK_TO_DEBUGGER();
109		return false;
110	}
111}
112
113/**
114* translate_transmitter_bp_to_atom
115*
116* @brief
117*  Translate the Transmitter to the corresponding ATOM BIOS value
118*
119* @param
120*   input transmitter
121*   output digitalTransmitter
122*    // =00: Digital Transmitter1 ( UNIPHY linkAB )
123*    // =01: Digital Transmitter2 ( UNIPHY linkCD )
124*    // =02: Digital Transmitter3 ( UNIPHY linkEF )
125*/
126uint8_t dal_cmd_table_helper_transmitter_bp_to_atom(
127	enum transmitter t)
128{
129	switch (t) {
130	case TRANSMITTER_UNIPHY_A:
131	case TRANSMITTER_UNIPHY_B:
132	case TRANSMITTER_TRAVIS_LCD:
133		return 0;
134	case TRANSMITTER_UNIPHY_C:
135	case TRANSMITTER_UNIPHY_D:
136		return 1;
137	case TRANSMITTER_UNIPHY_E:
138	case TRANSMITTER_UNIPHY_F:
139		return 2;
140	default:
141		/* Invalid Transmitter Type! */
142		BREAK_TO_DEBUGGER();
143		return 0;
144	}
145}
146
147uint32_t dal_cmd_table_helper_encoder_mode_bp_to_atom(
148	enum signal_type s,
149	bool enable_dp_audio)
150{
151	switch (s) {
152	case SIGNAL_TYPE_DVI_SINGLE_LINK:
153	case SIGNAL_TYPE_DVI_DUAL_LINK:
154		return ATOM_ENCODER_MODE_DVI;
155	case SIGNAL_TYPE_HDMI_TYPE_A:
156		return ATOM_ENCODER_MODE_HDMI;
157	case SIGNAL_TYPE_LVDS:
158		return ATOM_ENCODER_MODE_LVDS;
159	case SIGNAL_TYPE_EDP:
160	case SIGNAL_TYPE_DISPLAY_PORT_MST:
161	case SIGNAL_TYPE_DISPLAY_PORT:
162	case SIGNAL_TYPE_VIRTUAL:
163		if (enable_dp_audio)
164			return ATOM_ENCODER_MODE_DP_AUDIO;
165		else
166			return ATOM_ENCODER_MODE_DP;
167	case SIGNAL_TYPE_RGB:
168		return ATOM_ENCODER_MODE_CRT;
169	default:
170		return ATOM_ENCODER_MODE_CRT;
171	}
172}
173
174void dal_cmd_table_helper_assign_control_parameter(
175	const struct command_table_helper *h,
176	struct bp_encoder_control *control,
177	DIG_ENCODER_CONTROL_PARAMETERS_V2 *ctrl_param)
178{
179	/* there are three transmitter blocks, each one has two links 4-lanes
180	 * each, A+B, C+D, E+F, Uniphy A, C and E are enumerated as link 0 in
181	 * each transmitter block B, D and F as link 1, third transmitter block
182	 * has non splitable links (UniphyE and UniphyF can not be configured
183	 * separately to drive two different streams)
184	 */
185	if ((control->transmitter == TRANSMITTER_UNIPHY_B) ||
186		(control->transmitter == TRANSMITTER_UNIPHY_D) ||
187		(control->transmitter == TRANSMITTER_UNIPHY_F)) {
188		/* Bit2: Link Select
189		 * =0: PHY linkA/C/E
190		 * =1: PHY linkB/D/F
191		 */
192		ctrl_param->acConfig.ucLinkSel = 1;
193	}
194
195	/* Bit[4:3]: Transmitter Selection
196	 * =00: Digital Transmitter1 ( UNIPHY linkAB )
197	 * =01: Digital Transmitter2 ( UNIPHY linkCD )
198	 * =02: Digital Transmitter3 ( UNIPHY linkEF )
199	 * =03: Reserved
200	 */
201	ctrl_param->acConfig.ucTransmitterSel =
202		(uint8_t)(h->transmitter_bp_to_atom(control->transmitter));
203
204	/* We need to convert from KHz units into 10KHz units */
205	ctrl_param->ucAction = h->encoder_action_to_atom(control->action);
206	ctrl_param->usPixelClock = cpu_to_le16((uint16_t)(control->pixel_clock / 10));
207	ctrl_param->ucEncoderMode =
208		(uint8_t)(h->encoder_mode_bp_to_atom(
209			control->signal, control->enable_dp_audio));
210	ctrl_param->ucLaneNum = (uint8_t)(control->lanes_number);
211}
212
213bool dal_cmd_table_helper_clock_source_id_to_ref_clk_src(
214	enum clock_source_id id,
215	uint32_t *ref_clk_src_id)
216{
217	if (ref_clk_src_id == NULL) {
218		BREAK_TO_DEBUGGER();
219		return false;
220	}
221
222	switch (id) {
223	case CLOCK_SOURCE_ID_PLL1:
224		*ref_clk_src_id = ENCODER_REFCLK_SRC_P1PLL;
225		return true;
226	case CLOCK_SOURCE_ID_PLL2:
227		*ref_clk_src_id = ENCODER_REFCLK_SRC_P2PLL;
228		return true;
229	case CLOCK_SOURCE_ID_DCPLL:
230		*ref_clk_src_id = ENCODER_REFCLK_SRC_DCPLL;
231		return true;
232	case CLOCK_SOURCE_ID_EXTERNAL:
233		*ref_clk_src_id = ENCODER_REFCLK_SRC_EXTCLK;
234		return true;
235	case CLOCK_SOURCE_ID_UNDEFINED:
236		*ref_clk_src_id = ENCODER_REFCLK_SRC_INVALID;
237		return true;
238	default:
239		/* Unsupported clock source id */
240		BREAK_TO_DEBUGGER();
241		return false;
242	}
243}
244
245uint8_t dal_cmd_table_helper_encoder_id_to_atom(
246	enum encoder_id id)
247{
248	switch (id) {
249	case ENCODER_ID_INTERNAL_LVDS:
250		return ENCODER_OBJECT_ID_INTERNAL_LVDS;
251	case ENCODER_ID_INTERNAL_TMDS1:
252		return ENCODER_OBJECT_ID_INTERNAL_TMDS1;
253	case ENCODER_ID_INTERNAL_TMDS2:
254		return ENCODER_OBJECT_ID_INTERNAL_TMDS2;
255	case ENCODER_ID_INTERNAL_DAC1:
256		return ENCODER_OBJECT_ID_INTERNAL_DAC1;
257	case ENCODER_ID_INTERNAL_DAC2:
258		return ENCODER_OBJECT_ID_INTERNAL_DAC2;
259	case ENCODER_ID_INTERNAL_LVTM1:
260		return ENCODER_OBJECT_ID_INTERNAL_LVTM1;
261	case ENCODER_ID_INTERNAL_HDMI:
262		return ENCODER_OBJECT_ID_HDMI_INTERNAL;
263	case ENCODER_ID_EXTERNAL_TRAVIS:
264		return ENCODER_OBJECT_ID_TRAVIS;
265	case ENCODER_ID_EXTERNAL_NUTMEG:
266		return ENCODER_OBJECT_ID_NUTMEG;
267	case ENCODER_ID_INTERNAL_KLDSCP_TMDS1:
268		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1;
269	case ENCODER_ID_INTERNAL_KLDSCP_DAC1:
270		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1;
271	case ENCODER_ID_INTERNAL_KLDSCP_DAC2:
272		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2;
273	case ENCODER_ID_EXTERNAL_MVPU_FPGA:
274		return ENCODER_OBJECT_ID_MVPU_FPGA;
275	case ENCODER_ID_INTERNAL_DDI:
276		return ENCODER_OBJECT_ID_INTERNAL_DDI;
277	case ENCODER_ID_INTERNAL_UNIPHY:
278		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY;
279	case ENCODER_ID_INTERNAL_KLDSCP_LVTMA:
280		return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA;
281	case ENCODER_ID_INTERNAL_UNIPHY1:
282		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY1;
283	case ENCODER_ID_INTERNAL_UNIPHY2:
284		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY2;
285	case ENCODER_ID_INTERNAL_UNIPHY3:
286		return ENCODER_OBJECT_ID_INTERNAL_UNIPHY3;
287	case ENCODER_ID_INTERNAL_WIRELESS:
288		return ENCODER_OBJECT_ID_INTERNAL_VCE;
289	case ENCODER_ID_UNKNOWN:
290		return ENCODER_OBJECT_ID_NONE;
291	default:
292		/* Invalid encoder id */
293		BREAK_TO_DEBUGGER();
294		return ENCODER_OBJECT_ID_NONE;
295	}
296}
297