https://bugs.freedesktop.org/show_bug.cgi?id=91753
Bug ID: 91753 Summary: r300g: XXX Product: Mesa Version: git Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: Drivers/Gallium/r300 Assignee: dri-devel@lists.freedesktop.org Reporter: stefandoesinger@gmx.at QA Contact: dri-devel@lists.freedesktop.org
When trying to run any GL application that renders something with r300g (e.g. glxgears) fails with the message "radeon: command stream overflowed". This is a regression caused by the following commit:
567394112d904096abff1d994ab952f475dfb444 is the first bad commit commit 567394112d904096abff1d994ab952f475dfb444 Author: Marek Olšák marek.olsak@amd.com Date: Fri Jul 31 11:45:13 2015 +0200
radeon/winsys: increase the IB size for VM
Luckily, there is a kernel query, so use the size from that. It currently returns 256KB. It can be increased in the kernel.
Reviewed-by: Michel Dänzer michel.daenzer@amd.com
I am running Linux 4.1.6 (+ some Gentoo patches) and libdrm 2.4.64. The X.org server version is 1.16.4 and the DDX driver is xf86-video-ati-7.5.0.