[Bug 108997] RX460: Some Resolution-Refresh Combinations Unavailable when Connected via DisplayPort

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108997

--- Comment #3 from Mingcong Bai <jeffbai at aosc.io> ---
The EDID data (obtained from Xorg.0.log output and attached above) also
suggests that such mode is possible (unless I misunderstood something).

mingcongbai at NetVista [ / ] $ cat edid.bin | edid-decode 
EDID version: 1.2
Manufacturer: SAM Model 4db9 Serial Number 1346842937
Analog display, Input voltage level: 0.7/0.3 V
Sync: Separate Composite SyncOnGreen Serration 
Maximum image size: 36 cm x 27 cm
Gamma: 2.28
DPMS levels: Standby Suspend Off
RGB color display
First detailed timing is preferred timing
Supports GTF timings within operating range
Display x,y Chromaticity:
  Red:   0.6376, 0.3251
  Green: 0.2763, 0.5957
  Blue:  0.1425, 0.0664
  White: 0.2832, 0.2978
Established timings supported:
  720x400 at 70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
  720x400 at 88Hz 9:5 HorFreq: 39500 Hz Clock: 35.500 MHz
  640x480 at 60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
  640x480 at 67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz
  640x480 at 72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz
  640x480 at 75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
  800x600 at 56Hz 4:3 HorFreq: 35200 Hz Clock: 36.000 MHz
  800x600 at 60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
  800x600 at 72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz
  800x600 at 75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
  832x624 at 75Hz 4:3 HorFreq: 49726 Hz Clock: 57.284 MHz
  1280x768i at 87Hz 5:3 HorFreq: 35522 Hz Clock: 44.900 MHz
  1024x768 at 60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
  1024x768 at 70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz
  1024x768 at 75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
  1280x1024 at 75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
  1152x870 at 75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz
Standard timings supported:
  640x480 at 85Hz 4:3 HorFreq: 43300 Hz Clock: 36.000 MHz
  800x600 at 85Hz 4:3 HorFreq: 53700 Hz Clock: 56.250 MHz
  1024x768 at 85Hz 4:3 HorFreq: 68700 Hz Clock: 94.500 MHz
  1280x1024 at 85Hz 5:4 HorFreq: 91100 Hz Clock: 157.500 MHz
  1600x1200 at 75Hz 4:3 HorFreq: 93800 Hz Clock: 202.500 MHz
  1024x768 at 100Hz 4:3
Detailed mode: Clock 157.500 MHz, 352 mm x 264 mm
               1280 1344 1504 1728 hborder 0
               1024 1025 1028 1072 vborder 0
               +hsync +vsync 
               VertFreq: 85 Hz, HorFreq: 91145 Hz
Monitor ranges (GTF): 50-160Hz V, 30-96kHz H, max dotclock 210MHz
Monitor name: S/M 900SL
Serial number: H3NN105750
Checksum: 0xe0 (valid)

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