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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [IGT] kms_frontbuffer_tracking@fbc-*draw* has inconsistent results - FBC disabled"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101623#c53">Comment # 53</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [IGT] kms_frontbuffer_tracking@fbc-*draw* has inconsistent results - FBC disabled"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101623">bug 101623</a>
from <span class="vcard"><a class="email" href="mailto:octaviox.hernandez.lopez@intel.com" title="Octavio <octaviox.hernandez.lopez@intel.com>"> <span class="fn">Octavio</span></a>
</span></b>
<pre>The below test have failed on CFL QA
igt@kms_frontbuffer_tracking@fbc-2p-primscrn-shrfb-msflip-blt
igt@kms_frontbuffer_tracking@fbc-2p-primscrn-shrfb-pgflip-blt
igt@kms_frontbuffer_tracking@fbc-2p-primscrn-shrfb-plflip-blt
igt@kms_frontbuffer_tracking@fbc-2p-scndscrn-shrfb-msflip-blt
igt@kms_frontbuffer_tracking@fbc-2p-scndscrn-shrfb-pgflip-blt
igt@kms_frontbuffer_tracking@fbc-2p-scndscrn-shrfb-plflip-blt
IGT-Version: 1.21-g960e55a (x86_64) (Linux:
4.16.0-rc1-drm-intel-qa-ww8-commit-6697b76+ x86_64)
Primary screen: eDP 2560x1440, crtc 0
Secondary screen: DP 3840x2160, crtc 1
FBC last action not supported
Can't test DRRS: Not supported.
Sink CRC not supported: panel doesn't support it
Stack trace:
#0 [__igt_fail_assert+0x101]
#1 [__do_assertions+0x6a4]
#2 [prepare_subtest_screens+0x9]
#3 [main+0x27b7]
#4 [__libc_start_main+0xf1]
#5 [_start+0x29]
#6 [<unknown>+0x29]
Subtest fbc-2p-primscrn-shrfb-msflip-blt: FAIL (6.019s)
(kms_frontbuffer_tracking:1848) WARNING: fbc_is_enabled()?
FBC disabled: mode too large for compression
(kms_frontbuffer_tracking:1848) CRITICAL: Test assertion failure function
do_status_assertions, file kms_frontbuffer_tracking.c:1841:
(kms_frontbuffer_tracking:1848) CRITICAL: Failed assertion:
fbc_is_enabled(IGT_LOG_WARN)
(kms_frontbuffer_tracking:1848) CRITICAL: FBC disabled
Subtest fbc-2p-primscrn-shrfb-msflip-blt failed.</pre>
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