https://bugs.freedesktop.org/show_bug.cgi?id=32997

           Summary: r600 colortiling alignment broken
           Product: xorg
           Version: git
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/Radeon
        AssignedTo: [email protected]
        ReportedBy: [email protected]
         QAContact: [email protected]


Created an attachment (id=41877)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=41877)
Image of broken colortiling

Following commit breaks colortiling on r600 with some resolutions:
http://cgit.freedesktop.org/xorg/driver/xf86-video-ati/commit/?id=fccdca8db34010f566bd068c74cdef0f4a8cb7f5

The horizontal lines are out of alignment, its shown in the attached image.

used software:
X Server 1.9.2
xf86-video-ati commit fccdca8db34010f566bd068c74cdef0f4a8cb7f5 or later

used hardware:
01:05.0 VGA compatible controller [0300]: ATI Technologies Inc RS780M/RS780MN
[Radeon HD 3200 Graphics] [1002:9612]

xorg config:
Section "Device"
    Identifier "HD 3200"
    Driver "radeon"
    Option "ColorTiling" "on"
EndSection

broken resolutions:
 1366x768
 848x480
 720x480

working (alignment ok):
 1280x720
 1152x720
 800x600

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