[Bug 35472] [bisected] [r600] radeondrmfb rendering is broken and running X makes GPU lock-up on RV770 CE (Radeon HD 4730)

bugzilla-daemon at bugzilla.kernel.org bugzilla-daemon at bugzilla.kernel.org
Wed Jun 29 02:04:33 PDT 2011


Sergey Kondakov <virtuousfox at gmail.com> changed:

           What    |Removed                     |Added
            Summary|[r600] radeondrmfb          |[bisected] [r600]
                   |rendering is broken and     |radeondrmfb rendering is
                   |running X makes GPU lock-up |broken and running X makes
                   |on RV770 CE (Radeon HD      |GPU lock-up on RV770 CE
                   |4730)                       |(Radeon HD 4730)

--- Comment #12 from Sergey Kondakov <virtuousfox at gmail.com>  2011-06-29 07:51:30 ---
ok, i've got some time & patience to do a bisect and this is what it came up
9535ab7323351bacf02d82af79921df1d6594969 is the first bad commit
commit 9535ab7323351bacf02d82af79921df1d6594969
Author: Alex Deucher <alexdeucher at gmail.com>
Date:   Mon Nov 22 17:56:18 2010 -0500

    drm/radeon/kms: setup mc chremap properly on r7xx/evergreen

    Should improve performance slightly and possibly fix some

    Signed-off-by: Alex Deucher <alexdeucher at gmail.com>
    Signed-off-by: Dave Airlie <airlied at redhat.com>

:040000 040000 14a61521aaac9fab80f19b41a6762c8ad21eb237
7b084f2dc2f42c928ffd09792f43815180d13057 M      drivers

looks like that commit really changes RV770 behaviour in not a nice way

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