<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [APL] igt/gem_workarounds test failed in suspend_resume Subtest" href="https://bugs.freedesktop.org/show_bug.cgi?id=100918#c6">Comment # 6</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [APL] igt/gem_workarounds test failed in suspend_resume Subtest" href="https://bugs.freedesktop.org/show_bug.cgi?id=100918">bug 100918</a> from <a class="email" href="mailto:tvrtko.ursulin@linux.intel.com" title="Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>"> Tvrtko Ursulin</a> <pre>I tried the test on SKL and it seems to work fine there. So I went to eyeballing the code but did not in the first pass spot any reasons the cited commit would be bad. Dmesg is a bit noisy on the other hand. You got these two warns triggered by suspend resume - is this normal on BXT? [ 192.355269] [drm:skl_set_power_well [i915]] Disabling power well 1 [ 192.359796] [drm:skl_set_power_well [i915]] *ERROR* power well 1 disable timeout [ 192.359809] ------------[ cut here ]------------ [ 192.359881] WARNING: CPU: 0 PID: 680 at drivers/gpu/drm/i915/intel_runtime_pm.c:503 bxt_enable_dc9+0x11e/0x160 [i915] [ 192.359883] Power well on. [ 193.227743] [drm:gen8_reset_engines [i915]] *ERROR* rcs0: reset request timeout [ 193.227786] ------------[ cut here ]------------ [ 193.227840] WARNING: CPU: 0 PID: 693 at drivers/gpu/drm/i915/i915_gem.c:4493 i915_gem_sanitize+0x4a/0x50 [i915] [ 193.227841] WARN_ON(reset && reset != -19) Worth trying without decoupled mmio perhaps? diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index f80db2ccd92f..df6551609d1f 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -385,7 +385,7 @@ static const struct intel_device_info intel_skylake_gt3_info = { .has_gmbus_irq = 1, \ .has_logical_ring_contexts = 1, \ .has_guc = 1, \ - .has_decoupled_mmio = 1, \ + .has_decoupled_mmio = 0, \ .has_aliasing_ppgtt = 1, \ .has_full_ppgtt = 1, \ .has_full_48bit_ppgtt = 1, \</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>