[Bug 87579] [BYT/BSW]igt/kms_flip/vblank-vs-dpms-rpm fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87579

--- Comment #1 from lu hua <huax.lu at intel.com> ---
Created attachment 116345
  --> https://bugs.freedesktop.org/attachment.cgi?id=116345&action=edit
dmesg

kms_flip at vblank-vs-dpms-rpm and kms_flip at vblank-vs-dpms-rpm-interruptible still
fail on the latest drm-intel-nightly kernel.
output:
IGT-Version: 1.10-gfd772e3 (x86_64) (Linux:
4.1.0-rc6_drm-intel-nightly_d4f412_20150606+ x86_64)
Using monotonic timestamps
Beginning vblank-vs-dpms-rpm on crtc 21, connector 42
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
.Test assertion failure function run_test_step, file kms_flip.c:1035:
Failed assertion: igt_wait_for_pm_status(IGT_RUNTIME_PM_STATUS_SUSPENDED)
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [run_test_on_crtc_set.constprop.13+0x1ff1]
  #2 [run_test+0x25a]
  #3 [main+0x284]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest vblank-vs-dpms-rpm failed.
**** DEBUG ****
Test requirement passed: (flags & TEST_HANG) == 0 || !is_hung(drm_fd)
Test requirement passed: igt_setup_runtime_pm()
Test requirement passed: modes
Beginning vblank-vs-dpms-rpm on crtc 21, connector 42
igt_create_fb_with_bo_size(width=1920, height=1080, format=0x34325258 [bpp=32],
tiling=0x0, size=0
igt_create_fb_with_bo_size(handle=2, pitch=7680)
igt_create_fb_with_bo_size(width=1920, height=1080, format=0x34325258 [bpp=32],
tiling=0x0, size=0
igt_create_fb_with_bo_size(handle=3, pitch=7680)
igt_create_fb_with_bo_size(width=1920, height=1080, format=0x34325258 [bpp=32],
tiling=0x100000000000001, size=0
igt_create_fb_with_bo_size(handle=4, pitch=8192)
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Test assertion failure function run_test_step, file kms_flip.c:1035:
Failed assertion: igt_wait_for_pm_status(IGT_RUNTIME_PM_STATUS_SUSPENDED)
****  END  ****
Subtest vblank-vs-dpms-rpm: FAIL (11.983s)

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