On 2010-8-1 18:51, Thomas Meyer wrote: > Am 01.08.2010 um 13:42 schrieb Stefan Richter<stefanr at s5r6.in-berlin.de>: > >> Thomas Meyer wrote: >>> This commit makes suspend to ram unreliable for me: >>> >>> commit d1b851fc0d105caa6b6e3e7c92d2987dfb52cbe0 >>> Author: Zou Nan hai<nanhai.zou at intel.com> >>> Date: Fri May 21 09:08:57 2010 +0800 >>> >>> drm/i915: implement BSD ring buffer V2 >>> >>> The BSD (bit stream decoder) ring is used for accessing the BSD engine >>> which decodes video bitstream for H.264 and VC1 on G45+. It is >>> asynchronous with the render ring and has access to separate parts of >>> the GPU from it, though the render cache is coherent between the two. >>> >>> Signed-off-by: Zou Nan hai<nanhai.zou at intel.com> >>> Signed-off-by: Xiang Hai hao<haihao.xiang at intel.com> >>> Signed-off-by: Eric Anholt<eric at anholt.net> >>> >>> git revert didn't work on 2.6.35-rc6 so I just changed the HAS_BSD thing to: >>> >>> #define HAS_BSD(dev) (0) >>> >>> with this change applied suspend to ram is back to the reliability of >>> 2.6.34.y >>> >>> with kind regards >>> thomas >> Added CCs. >> >> Thomas, on what hardware did you observe the regression? > Is a Intel mobile express gm45 chipset. > >> Is it suspend >> or resume that is unreliable? > suspend never finishes/hangs. > >> What are the particular symptoms --- does >> not suspend, crashes during suspend, crashes during resume...? > Does not suspend, backlight is on.
Could you help report a bug for this issue by following http://intellinuxgraphics.org/how_to_report_bug.html Thanks --Shuang >> -- >> Stefan Richter >> -=====-==-=- =--- ----= >> http://arcgraph.de/sr/ > _______________________________________________ > dri-devel mailing list > dri-devel at lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel
