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trcfunc_isphantom
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| (is_phantom_display ) Starting invalid_dref=Display_Ref[bus /dev/i2c-4], valid_dref=Display_Ref[bus /dev/i2c-10] | |
| (is_phantom_display ) Done Returning: false | |
| (is_phantom_display ) Starting invalid_dref=Display_Ref[bus /dev/i2c-5], valid_dref=Display_Ref[bus /dev/i2c-10] | |
| (is_phantom_display ) EDIDs match | |
| /sys/bus/i2c/devices/i2c-5/device -> /sys/devices/pci0000:00/0000:00:02.0/drm/card1/card1-DP-1 | |
| /sys/devices/pci0000:00/0000:00:02.0/drm/card1/card1-DP-1/status = disconnected | |
| /sys/devices/pci0000:00/0000:00:02.0/drm/card1/card1-DP-1/enabled = disabled | |
| /sys/devices/pci0000:00/0000:00:02.0/drm/card1/card1-DP-1/edid : 0 length | |
| (is_phantom_display ) Done Returning: true | |
| Invalid display | |
| I2C bus: /dev/i2c-4 | |
| DRM connector: card1-eDP-1 | |
| EDID synopsis: | |
| Mfg id: AUO - UNK | |
| Model: | |
| Product code: 8429 (0x20ed) | |
| Serial number: | |
| Binary serial number: 0 (0x00000000) | |
| Manufacture year: 2018, Week: 0 | |
| DDC communication failed. (getvcp of feature x10 returned Error_Info[DDCRC_RETRIES in ddc_write_read_with_retry, causes: EREMOTEIO(10)]) | |
| This is an eDP laptop display. Laptop displays do not support DDC/CI. | |
| Phantom display | |
| Associated non-phantom display: bus /dev/i2c-10 | |
| I2C bus: /dev/i2c-5 | |
| DRM connector: card1-DP-1 | |
| EDID synopsis: | |
| Mfg id: MSI - Microstep | |
| Model: Optix MAG27CQ | |
| Product code: 5218 (0x1462) | |
| Serial number: 0000000000001 | |
| Binary serial number: 1 (0x00000001) | |
| Manufacture year: 2018, Week: 13 | |
| DDC communication failed. (getvcp of feature x10 returned Error_Info[DDCRC_ALL_RESPONSES_NULL in ddc_write_read_with_retry, causes: DDCRC_NULL_RESPONSE(4)]) | |
| Use non-phantom device bus /dev/i2c-10 | |
| Display 1 | |
| I2C bus: /dev/i2c-10 | |
| DRM connector: card1-DP-7 | |
| EDID synopsis: | |
| Mfg id: MSI - Microstep | |
| Model: Optix MAG27CQ | |
| Product code: 5218 (0x1462) | |
| Serial number: 0000000000001 | |
| Binary serial number: 1 (0x00000001) | |
| Manufacture year: 2018, Week: 13 | |
| VCP version: 2.1 | |
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