<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - [HAWAII] GPU doesn't reclock, poor 3D performance" href="https://bugs.freedesktop.org/show_bug.cgi?id=82201#c10">Comment # 10</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - [HAWAII] GPU doesn't reclock, poor 3D performance" href="https://bugs.freedesktop.org/show_bug.cgi?id=82201">bug 82201</a> from <a class="email" href="mailto:kai@dev.carbon-project.org" title="Kai <kai@dev.carbon-project.org>"> Kai</a> <pre>(In reply to <a href="show_bug.cgi?id=82201#c8">comment #8</a>) > dpm is enabled by default for hawaii asics. You shouldn't need to force it > on the command line. forcing it just enabled additional debugging output. I can only state, that by setting radeon.dpm=1 I get 60 FPS in e.g. Portal 2 and without I'm at 15 FPS max. As written in <a href="show_bug.cgi?id=82201#c0">comment #0</a>, I've built your drm-next-3.17-rebased-on-fixes branch, my top commit is commit fa783807977da98da35590fd1d5efdfd4f33fd59 Author: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>> Date: Mon Jul 28 13:30:12 2014 +0200 drm/radeon: allow userptr write access under certain conditions It needs to be anonymous memory (no file mappings) and we are requried to install an MMU notifier. Signed-off-by: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>> Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>> I even went through several reboots, switching between "with radeon.dpm=1" and without. All showed the same result. Let me know, if there is something else, I can do to assist in debugging this.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>