1===========
2DC Glossary
3===========
4
5On this page, we try to keep track of acronyms related to the display
6component. If you do not find what you are looking for, look at the
7'Documentation/gpu/amdgpu/amdgpu-glossary.rst'; if you cannot find it anywhere,
8consider asking in the amdgfx and update this page.
9
10.. glossary::
11
12    ABM
13      Adaptive Backlight Modulation
14
15    APU
16      Accelerated Processing Unit
17
18    ASIC
19      Application-Specific Integrated Circuit
20
21    ASSR
22      Alternate Scrambler Seed Reset
23
24    AZ
25      Azalia (HD audio DMA engine)
26
27    BPC
28      Bits Per Colour/Component
29
30    BPP
31      Bits Per Pixel
32
33    Clocks
34      * PCLK: Pixel Clock
35      * SYMCLK: Symbol Clock
36      * SOCCLK: GPU Engine Clock
37      * DISPCLK: Display Clock
38      * DPPCLK: DPP Clock
39      * DCFCLK: Display Controller Fabric Clock
40      * REFCLK: Real Time Reference Clock
41      * PPLL: Pixel PLL
42      * FCLK: Fabric Clock
43      * MCLK: Memory Clock
44
45    CRC
46      Cyclic Redundancy Check
47
48    CRTC
49      Cathode Ray Tube Controller - commonly called "Controller" - Generates
50      raw stream of pixels, clocked at pixel clock
51
52    CVT
53      Coordinated Video Timings
54
55    DAL
56      Display Abstraction layer
57
58    DC (Software)
59      Display Core
60
61    DC (Hardware)
62      Display Controller
63
64    DCC
65      Delta Colour Compression
66
67    DCE
68      Display Controller Engine
69
70    DCHUB
71      Display Controller HUB
72
73    ARB
74      Arbiter
75
76    VTG
77      Vertical Timing Generator
78
79    DCN
80      Display Core Next
81
82    DCCG
83      Display Clock Generator block
84
85    DDC
86      Display Data Channel
87
88    DIO
89      Display IO
90
91    DPP
92      Display Pipes and Planes
93
94    DSC
95      Display Stream Compression (Reduce the amount of bits to represent pixel
96      count while at the same pixel clock)
97
98    dGPU
99      discrete GPU
100
101    DMIF
102      Display Memory Interface
103
104    DML
105      Display Mode Library
106
107    DMCU
108      Display Micro-Controller Unit
109
110    DMCUB
111      Display Micro-Controller Unit, version B
112
113    DPCD
114      DisplayPort Configuration Data
115
116    DPM(S)
117      Display Power Management (Signaling)
118
119    DRR
120      Dynamic Refresh Rate
121
122    DWB
123      Display Writeback
124
125    FB
126      Frame Buffer
127
128    FBC
129      Frame Buffer Compression
130
131    FEC
132      Forward Error Correction
133
134    FRL
135      Fixed Rate Link
136
137    GCO
138      Graphical Controller Object
139
140    GSL
141      Global Swap Lock
142
143    iGPU
144      integrated GPU
145
146    ISR
147      Interrupt Service Request
148
149    ISV
150      Independent Software Vendor
151
152    KMD
153      Kernel Mode Driver
154
155    LB
156      Line Buffer
157
158    LFC
159      Low Framerate Compensation
160
161    LTTPR
162      Link Training Tunable Phy Repeater
163
164    LUT
165      Lookup Table
166
167    MALL
168      Memory Access at Last Level
169
170    MC
171      Memory Controller
172
173    MPC/MPCC
174      Multiple pipes and plane combine
175
176    MPO
177      Multi Plane Overlay
178
179    MST
180      Multi Stream Transport
181
182    NBP State
183      Northbridge Power State
184
185    NBIO
186      North Bridge Input/Output
187
188    ODM
189      Output Data Mapping
190
191    OPM
192      Output Protection Manager
193
194    OPP
195      Output Plane Processor
196
197    OPTC
198      Output Pipe Timing Combiner
199
200    OTG
201      Output Timing Generator
202
203    PCON
204      Power Controller
205
206    PGFSM
207      Power Gate Finite State Machine
208
209    PSR
210      Panel Self Refresh
211
212    SCL
213      Scaler
214
215    SDP
216      Scalable Data Port
217
218    SLS
219      Single Large Surface
220
221    SST
222      Single Stream Transport
223
224    TMDS
225      Transition-Minimized Differential Signaling
226
227    TMZ
228      Trusted Memory Zone
229
230    TTU
231      Time to Underflow
232
233    VRR
234      Variable Refresh Rate
235
236    UVD
237      Unified Video Decoder
238