[Bug 94994] Re: edidfail for widescreen lcd (viewsonic vg2030wm) causes incorrect resolution and refresh rates

[SugarD-x]

I've got ddc2 working but not ddc1. One monitor is 19" WideScreen LCD
(DVI), second is 16" Standard LCD (VGA). Ubuntu Linux 7.10 Gutsy Gibbon
Official Release. Main GPX: ATI Radeon X1300 PCI Dual-DVI/VGA Graphics
Card. Secondary (Not being used): Dell/Intel 865 Onboard Video VGA
Chipset.

My EDID data from the readout:

parse-edid: parse-edid version 1.4.1
get-edid: get-edid version 1.4.1

        Performing real mode VBE call
        Interrupt 0x10 ax=0x4f00 bx=0x0 cx=0x0
        Function supported
        Call successful

        VBE version 300
        VBE string at 0xc0248 "ATI ATOMBIOS"

VBE/DDC service about to be called
        Report DDC capabilities

        Performing real mode VBE call
        Interrupt 0x10 ax=0x4f15 bx=0x0 cx=0x0
        Function supported
        Call successful

        Monitor and video card combination does not support DDC1 transfers
        Monitor and video card combination supports DDC2 transfers
        0 seconds per 128 byte EDID block transfer
        Screen is not blanked during DDC transfer

Reading next EDID block

VBE/DDC service about to be called
        Read EDID

        Performing real mode VBE call
        Interrupt 0x10 ax=0x4f15 bx=0x1 cx=0x0
        Function supported
        Call successful

parse-edid: EDID checksum passed.

        # EDID version 1 revision 3
Section "Monitor"
        # Block type: 2:0 3:fd
        # Block type: 2:0 3:fc
        Identifier "HW191D"
        VendorName "HSD"
        ModelName "HW191D"
        # Block type: 2:0 3:fd
        HorizSync 30-80
        VertRefresh 49-75
        # Max dot clock (video bandwidth) 140 MHz
        # Block type: 2:0 3:fc
        # Block type: 2:0 3:ff
        # DPMS capabilities: Active off:yes  Suspend:no  Standby:no

        Mode    "1440x900"      # vfreq 59.887Hz, hfreq 55.935kHz
                DotClock        106.500000
                HTimings        1440 1520 1672 1904
                VTimings        900 903 909 934
                Flags   "+HSync" "-VSync"
        EndMode
        # Block type: 2:0 3:fd
        # Block type: 2:0 3:fc
        # Block type: 2:0 3:ff
EndSection

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edidfail for widescreen lcd (viewsonic vg2030wm) causes incorrect resolution and refresh rates
https://bugs.launchpad.net/bugs/94994
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