Am 01.08.2010 um 13:42 schrieb Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>: > Thomas Meyer wrote: >> This commit makes suspend to ram unreliable for me: >> >> commit d1b851fc0d105caa6b6e3e7c92d2987dfb52cbe0 >> Author: Zou Nan hai <nanhai.zou@xxxxxxxxx> >> 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@xxxxxxxxx> >> Signed-off-by: Xiang Hai hao <haihao.xiang@xxxxxxxxx> >> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx> >> >> 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. > -- > Stefan Richter > -=====-==-=- =--- ----= > http://arcgraph.de/sr/ _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
