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Merge tag 'soc-drivers-6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[linux.git] / drivers / gpu / drm / amd / display / include / grph_object_id.h
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 */
30 enum 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 */
50 enum 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 */
64 enum 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 */
74 enum 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  */
93 enum 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 */
115 enum 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 */
149 enum 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 */
171 enum audio_id {
172         AUDIO_ID_UNKNOWN = 0,
173         AUDIO_ID_INTERNAL_AZALIA
174 };
175
176 /* Engine object ids */
177 enum 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
200 enum 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
207 enum 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
227 struct 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
236 static 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 */
249 static 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
255 static 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
263 static 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
271 static 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
279 static 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
287 static 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
295 static 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
303 static 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 #endif
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