[Bug 12175] New: Xv crash if video window fully offscreen (rv280)

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=12175

           Summary: Xv crash if video window fully offscreen (rv280)
           Product: xorg
           Version: git
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/Radeon
        AssignedTo: xorg-driver-ati at lists.x.org
        ReportedBy: randrik at mail.ru
         QAContact: xorg-team at lists.x.org


i'm using git xserver (1.4 branch up to
37954c019afd92edbe4aaa9d6deb6efaad7bf088) and xf86-video-ati from git. Very
recently i found one annoying bug in xv - if i move mplayer's window offscreen
(video area fully invisible, i see only window border/decoration) server
immediately crashed. Git bisect point me at:

5d044b9f74c7aa7e12f2822896fed881e2ca9d19 is first bad commit
commit 5d044b9f74c7aa7e12f2822896fed881e2ca9d19
Author: Alex Deucher <alex at botch2.(none)>
Date:   Sat Aug 25 21:03:08 2007 -0400

    RADEON: fix crtc clipping for Xv

Hwinfo:

01:00.0 VGA compatible controller: ATI Technologies Inc RV280 [Radeon 9200 SE]
(rev 01) (prog-if 00 [VGA])
        Subsystem: Hightech Information System Ltd. Excalibur 9200SE VIVO 128M
        Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 17
        Memory at d0000000 (32-bit, prefetchable) [size=128M]
        I/O ports at c800 [size=256]
        Memory at dfdf0000 (32-bit, non-prefetchable) [size=64K]
        Expansion ROM at dfdc0000 [disabled] [size=128K]
        Capabilities: [58] AGP version 2.0
        Capabilities: [50] Power Management version 2


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