(In reply to comment #55) Jerome
> I don't think Alex's patch is the right thing to do. At least not according to > what fglrx is doing. kernel 3.4.0 + your patch = same issue as currently experienced. >From kernel.log: May 26 08:42:00 redoubt kernel: [ 245.453140] [drm:radeon_dp_get_link_status] *ERROR* displayport link status failed May 26 08:42:00 redoubt kernel: [ 245.453144] [drm:radeon_dp_link_train_cr] *ERROR* clock recovery failed May 26 08:42:13 redoubt kernel: [ 259.029140] radeon 0000:01:00.0: GPU lockup CP stall for more than 10020msec May 26 08:42:13 redoubt kernel: [ 259.029145] GPU lockup (waiting for 0x0000000F last fence id 0x00000001) May 26 08:42:13 redoubt kernel: [ 259.030214] radeon 0000:01:00.0: GPU softreset May 26 08:42:13 redoubt kernel: [ 259.030216] radeon 0000:01:00.0: GRBM_STATUS=0xB1403828 May 26 08:42:13 redoubt kernel: [ 259.030218] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x28000007 May 26 08:42:13 redoubt kernel: [ 259.030220] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x28000007 May 26 08:42:13 redoubt kernel: [ 259.030222] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 May 26 08:42:13 redoubt kernel: [ 259.030233] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00007F6B May 26 08:42:13 redoubt kernel: [ 259.030336] radeon 0000:01:00.0: GRBM_STATUS=0x00003828 May 26 08:42:13 redoubt kernel: [ 259.030338] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007 May 26 08:42:13 redoubt kernel: [ 259.030340] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 May 26 08:42:13 redoubt kernel: [ 259.030342] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 May 26 08:42:13 redoubt kernel: [ 259.031336] radeon 0000:01:00.0: GPU reset succeed May 26 08:42:13 redoubt kernel: [ 259.052819] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000). May 26 08:42:13 redoubt kernel: [ 259.052908] radeon 0000:01:00.0: WB enabled May 26 08:42:13 redoubt kernel: [ 259.052910] [drm] fence driver on ring 0 use gpu addr 0x40000c00 and cpu addr 0xffff8804056e6c00 May 26 08:42:13 redoubt kernel: [ 259.069067] [drm] ring test on 0 succeeded in 2 usecs May 26 08:42:13 redoubt kernel: [ 259.069085] [drm] ib test on ring 0 succeeded in 3 usecs -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/840140 Title: Graphical corruption then black screen using an ATI Radeon 6790 card on boot To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-driver-ati/+bug/840140/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
