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#ifndef __DAL_GRPH_OBJECT_ID_H__
27#define __DAL_GRPH_OBJECT_ID_H__
28
29/* Types of graphics objects */
30enum object_type {
31 OBJECT_TYPE_UNKNOWN = 0,
32
33 /* Direct ATOM BIOS translation */
34 OBJECT_TYPE_GPU,
35 OBJECT_TYPE_ENCODER,
36 OBJECT_TYPE_CONNECTOR,
37 OBJECT_TYPE_ROUTER,
38 OBJECT_TYPE_GENERIC,
39
40 /* Driver specific */
41 OBJECT_TYPE_AUDIO,
42 OBJECT_TYPE_CONTROLLER,
43 OBJECT_TYPE_CLOCK_SOURCE,
44 OBJECT_TYPE_ENGINE,
45
46 OBJECT_TYPE_COUNT
47};
48
49/* Enumeration inside one type of graphics objects */
50enum object_enum_id {
51 ENUM_ID_UNKNOWN = 0,
52 ENUM_ID_1,
53 ENUM_ID_2,
54 ENUM_ID_3,
55 ENUM_ID_4,
56 ENUM_ID_5,
57 ENUM_ID_6,
58 ENUM_ID_7,
59
60 ENUM_ID_COUNT
61};
62
63/* Generic object ids */
64enum generic_id {
65 GENERIC_ID_UNKNOWN = 0,
66 GENERIC_ID_MXM_OPM,
67 GENERIC_ID_GLSYNC,
68 GENERIC_ID_STEREO,
69
70 GENERIC_ID_COUNT
71};
72
73/* Controller object ids */
74enum controller_id {
75 CONTROLLER_ID_UNDEFINED = 0,
76 CONTROLLER_ID_D0,
77 CONTROLLER_ID_D1,
78 CONTROLLER_ID_D2,
79 CONTROLLER_ID_D3,
80 CONTROLLER_ID_D4,
81 CONTROLLER_ID_D5,
82 CONTROLLER_ID_UNDERLAY0,
83 CONTROLLER_ID_MAX = CONTROLLER_ID_UNDERLAY0
84};
85
86#define IS_UNDERLAY_CONTROLLER(ctrlr_id) (ctrlr_id >= CONTROLLER_ID_UNDERLAY0)
87
88/*
89 * ClockSource object ids.
90 * We maintain the order matching (more or less) ATOM BIOS
91 * to improve optimized acquire
92 */
93enum clock_source_id {
94 CLOCK_SOURCE_ID_UNDEFINED = 0,
95 CLOCK_SOURCE_ID_PLL0,
96 CLOCK_SOURCE_ID_PLL1,
97 CLOCK_SOURCE_ID_PLL2,
98 CLOCK_SOURCE_ID_EXTERNAL, /* ID (Phy) ref. clk. for DP */
99 CLOCK_SOURCE_ID_DCPLL,
100 CLOCK_SOURCE_ID_DFS, /* DENTIST */
101 CLOCK_SOURCE_ID_VCE, /* VCE does not need a real PLL */
102 /* Used to distinguish between programming pixel clock and ID (Phy) clock */
103 CLOCK_SOURCE_ID_DP_DTO,
104
105 CLOCK_SOURCE_COMBO_PHY_PLL0, /*combo PHY PLL defines (DC 11.2 and up)*/
106 CLOCK_SOURCE_COMBO_PHY_PLL1,
107 CLOCK_SOURCE_COMBO_PHY_PLL2,
108 CLOCK_SOURCE_COMBO_PHY_PLL3,
109 CLOCK_SOURCE_COMBO_PHY_PLL4,
110 CLOCK_SOURCE_COMBO_PHY_PLL5,
111 CLOCK_SOURCE_COMBO_DISPLAY_PLL0
112};
113
114/* Encoder object ids */
115enum encoder_id {
116 ENCODER_ID_UNKNOWN = 0,
117
118 /* Radeon Class Display Hardware */
119 ENCODER_ID_INTERNAL_LVDS,
120 ENCODER_ID_INTERNAL_TMDS1,
121 ENCODER_ID_INTERNAL_TMDS2,
122 ENCODER_ID_INTERNAL_DAC1,
123 ENCODER_ID_INTERNAL_DAC2, /* TV/CV DAC */
124
125 /* External Third Party Encoders */
126 ENCODER_ID_INTERNAL_LVTM1, /* not used for Radeon */
127 ENCODER_ID_INTERNAL_HDMI,
128
129 /* Kaledisope (KLDSCP) Class Display Hardware */
130 ENCODER_ID_INTERNAL_KLDSCP_TMDS1,
131 ENCODER_ID_INTERNAL_KLDSCP_DAC1,
132 ENCODER_ID_INTERNAL_KLDSCP_DAC2, /* Shared with CV/TV and CRT */
133 /* External TMDS (dual link) */
134 ENCODER_ID_EXTERNAL_MVPU_FPGA, /* MVPU FPGA chip */
135 ENCODER_ID_INTERNAL_DDI,
136 ENCODER_ID_INTERNAL_UNIPHY,
137 ENCODER_ID_INTERNAL_KLDSCP_LVTMA,
138 ENCODER_ID_INTERNAL_UNIPHY1,
139 ENCODER_ID_INTERNAL_UNIPHY2,
140 ENCODER_ID_EXTERNAL_NUTMEG,
141 ENCODER_ID_EXTERNAL_TRAVIS,
142
143 ENCODER_ID_INTERNAL_WIRELESS, /* Internal wireless display encoder */
144 ENCODER_ID_INTERNAL_UNIPHY3,
145 ENCODER_ID_INTERNAL_VIRTUAL,
146};
147
148/* Connector object ids */
149enum connector_id {
150 CONNECTOR_ID_UNKNOWN = 0,
151 CONNECTOR_ID_SINGLE_LINK_DVII = 1,
152 CONNECTOR_ID_DUAL_LINK_DVII = 2,
153 CONNECTOR_ID_SINGLE_LINK_DVID = 3,
154 CONNECTOR_ID_DUAL_LINK_DVID = 4,
155 CONNECTOR_ID_VGA = 5,
156 CONNECTOR_ID_HDMI_TYPE_A = 12,
157 CONNECTOR_ID_LVDS = 14,
158 CONNECTOR_ID_PCIE = 16,
159 CONNECTOR_ID_HARDCODE_DVI = 18,
160 CONNECTOR_ID_DISPLAY_PORT = 19,
161 CONNECTOR_ID_EDP = 20,
162 CONNECTOR_ID_MXM = 21,
163 CONNECTOR_ID_WIRELESS = 22,
164 CONNECTOR_ID_MIRACAST = 23,
165 CONNECTOR_ID_USBC = 24,
166
167 CONNECTOR_ID_VIRTUAL = 100
168};
169
170/* Audio object ids */
171enum audio_id {
172 AUDIO_ID_UNKNOWN = 0,
173 AUDIO_ID_INTERNAL_AZALIA
174};
175
176/* Engine object ids */
177enum engine_id {
178 ENGINE_ID_DIGA,
179 ENGINE_ID_DIGB,
180 ENGINE_ID_DIGC,
181 ENGINE_ID_DIGD,
182 ENGINE_ID_DIGE,
183 ENGINE_ID_DIGF,
184 ENGINE_ID_DIGG,
185 ENGINE_ID_DACA,
186 ENGINE_ID_DACB,
187 ENGINE_ID_VCE, /* wireless display pseudo-encoder */
188 ENGINE_ID_HPO_0,
189 ENGINE_ID_HPO_1,
190 ENGINE_ID_HPO_DP_0,
191 ENGINE_ID_HPO_DP_1,
192 ENGINE_ID_HPO_DP_2,
193 ENGINE_ID_HPO_DP_3,
194 ENGINE_ID_VIRTUAL,
195
196 ENGINE_ID_COUNT,
197 ENGINE_ID_UNKNOWN = (-1L)
198};
199
200enum transmitter_color_depth {
201 TRANSMITTER_COLOR_DEPTH_24 = 0, /* 8 bits */
202 TRANSMITTER_COLOR_DEPTH_30, /* 10 bits */
203 TRANSMITTER_COLOR_DEPTH_36, /* 12 bits */
204 TRANSMITTER_COLOR_DEPTH_48 /* 16 bits */
205};
206
207enum dp_alt_mode {
208 DP_Alt_mode__Unknown = 0,
209 DP_Alt_mode__Connect,
210 DP_Alt_mode__NoConnect,
211};
212/*
213 *****************************************************************************
214 * graphics_object_id struct
215 *
216 * graphics_object_id is a very simple struct wrapping 32bit Graphics
217 * Object identication
218 *
219 * This struct should stay very simple
220 * No dependencies at all (no includes)
221 * No debug messages or asserts
222 * No #ifndef and preprocessor directives
223 * No grow in space (no more data member)
224 *****************************************************************************
225 */
226
227struct graphics_object_id {
228 uint32_t id:8;
229 enum object_enum_id enum_id :4;
230 enum object_type type :4;
231 uint32_t reserved:16; /* for padding. total size should be u32 */
232};
233
234/* some simple functions for convenient graphics_object_id handle */
235
236static inline struct graphics_object_id dal_graphics_object_id_init(
237 uint32_t id,
238 enum object_enum_id enum_id,
239 enum object_type type)
240{
241 struct graphics_object_id result = {
242 id, enum_id, type, 0
243 };
244
245 return result;
246}
247
248/* Based on internal data members memory layout */
249static inline uint32_t dal_graphics_object_id_to_uint(
250 struct graphics_object_id id)
251{
252 return id.id + (id.enum_id << 0x8) + (id.type << 0xc);
253}
254
255static inline enum controller_id dal_graphics_object_id_get_controller_id(
256 struct graphics_object_id id)
257{
258 if (id.type == OBJECT_TYPE_CONTROLLER)
259 return (enum controller_id) id.id;
260 return CONTROLLER_ID_UNDEFINED;
261}
262
263static inline enum clock_source_id dal_graphics_object_id_get_clock_source_id(
264 struct graphics_object_id id)
265{
266 if (id.type == OBJECT_TYPE_CLOCK_SOURCE)
267 return (enum clock_source_id) id.id;
268 return CLOCK_SOURCE_ID_UNDEFINED;
269}
270
271static inline enum encoder_id dal_graphics_object_id_get_encoder_id(
272 struct graphics_object_id id)
273{
274 if (id.type == OBJECT_TYPE_ENCODER)
275 return (enum encoder_id) id.id;
276 return ENCODER_ID_UNKNOWN;
277}
278
279static inline enum connector_id dal_graphics_object_id_get_connector_id(
280 struct graphics_object_id id)
281{
282 if (id.type == OBJECT_TYPE_CONNECTOR)
283 return (enum connector_id) id.id;
284 return CONNECTOR_ID_UNKNOWN;
285}
286
287static inline enum audio_id dal_graphics_object_id_get_audio_id(
288 struct graphics_object_id id)
289{
290 if (id.type == OBJECT_TYPE_AUDIO)
291 return (enum audio_id) id.id;
292 return AUDIO_ID_UNKNOWN;
293}
294
295static inline enum engine_id dal_graphics_object_id_get_engine_id(
296 struct graphics_object_id id)
297{
298 if (id.type == OBJECT_TYPE_ENGINE)
299 return (enum engine_id) id.id;
300 return ENGINE_ID_UNKNOWN;
301}
302
303static inline bool dal_graphics_object_id_equal(
304 struct graphics_object_id id_1,
305 struct graphics_object_id id_2)
306{
307 if ((id_1.id == id_2.id) && (id_1.enum_id == id_2.enum_id) &&
308 (id_1.type == id_2.type)) {
309 return true;
310 }
311 return false;
312}
313
314static inline bool dc_connector_supports_analog(const enum connector_id conn)
315{
316 return conn == CONNECTOR_ID_VGA ||
317 conn == CONNECTOR_ID_SINGLE_LINK_DVII ||
318 conn == CONNECTOR_ID_DUAL_LINK_DVII;
319}
320#endif
321

source code of linux/drivers/gpu/drm/amd/display/include/grph_object_id.h