[Bug 58238] New: [ilk] *ERROR* failed to enable ironlake power power savings

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=58238

          Priority: medium
            Bug ID: 58238
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [ilk]  *ERROR* failed to enable ironlake power power
                    savings
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: All
          Reporter: chris at chris-wilson.co.uk
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

drm-intel-fixes: 335c07b7982eff480afdf8c9b25225511dd07031

[    0.605346] WARNING: at drivers/gpu/drm/i915/i915_gem.c:1021
__wait_seqno+0x46d/0x490()
[    0.605348] Hardware name: 08946JG
[    0.605352] Pid: 1, comm: swapper/0 Not tainted 3.7.0-rc4+ #518
[    0.605354] Call Trace:
[    0.605364]  [<ffffffff810380aa>] warn_slowpath_common+0x7a/0xb0
[    0.605369]  [<ffffffff810381ca>] warn_slowpath_null+0x1a/0x20
[    0.605373]  [<ffffffff812e528d>] __wait_seqno+0x46d/0x490
[    0.605378]  [<ffffffff81321b81>] ? ring_write_tail+0x21/0x30
[    0.605382]  [<ffffffff813232e5>] ? intel_ring_advance+0x45/0x50
[    0.605387]  [<ffffffff812e5b6f>] i915_wait_seqno+0x7f/0xa0
[    0.605390]  [<ffffffff81323071>] intel_ring_idle+0x41/0x70
[    0.605398]  [<ffffffff8131ca56>] intel_enable_gt_powersave+0x426/0x800
[    0.605404]  [<ffffffff81304ab1>] intel_modeset_init_hw+0x41/0x60
[    0.605408]  [<ffffffff81306346>] intel_modeset_gem_init+0x16/0x30
[    0.605415]  [<ffffffff812d72f3>] i915_driver_load+0xb63/0xe00
[    0.605421]  [<ffffffff812c1006>] drm_get_pci_dev+0x186/0x2d0
[    0.605428]  [<ffffffff8144530f>] i915_pci_probe+0x78/0x81
[    0.605434]  [<ffffffff81230ead>] pci_device_probe+0x7d/0xb0
[    0.605439]  [<ffffffff81332aea>] ? driver_sysfs_add+0x7a/0xb0
[    0.605443]  [<ffffffff81333196>] driver_probe_device+0x76/0x230
[    0.605447]  [<ffffffff813333fb>] __driver_attach+0xab/0xb0
[    0.605451]  [<ffffffff81333350>] ? driver_probe_device+0x230/0x230
[    0.605455]  [<ffffffff813314f5>] bus_for_each_dev+0x55/0x90
[    0.605459]  [<ffffffff81332ece>] driver_attach+0x1e/0x20
[    0.605462]  [<ffffffff81331e78>] bus_add_driver+0x188/0x260
[    0.605466]  [<ffffffff81333a97>] driver_register+0x77/0x170
[    0.605473]  [<ffffffff818a4c33>] ? agp_intel_init+0x2c/0x2c
[    0.605477]  [<ffffffff81230c89>] __pci_register_driver+0x49/0x50
[    0.605481]  [<ffffffff812c1265>] drm_pci_init+0x115/0x130
[    0.605485]  [<ffffffff818a4d69>] ? drm_core_init+0x136/0x136
[    0.605489]  [<ffffffff818a4dcf>] i915_init+0x66/0x68
[    0.605495]  [<ffffffff81884b12>] do_one_initcall+0x7a/0x129
[    0.605502]  [<ffffffff8143f724>] kernel_init+0x2a4/0x2f0
[    0.605506]  [<ffffffff8188457f>] ? do_early_param+0x8c/0x8c
[    0.605511]  [<ffffffff8143f480>] ? rest_init+0x70/0x70
[    0.605516]  [<ffffffff8145799c>] ret_from_fork+0x7c/0xb0
[    0.605520]  [<ffffffff8143f480>] ? rest_init+0x70/0x70
[    0.605530] ---[ end trace e6490c0a07110b9b ]---
[    0.605533] [drm:ironlake_enable_rc6] *ERROR* failed to enable ironlake
power power savings

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