[Bug 76307] [BDW Bisected]igt/kms_fbc_crc/page_flip fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=76307

--- Comment #16 from lu hua <huax.lu at intel.com> ---
Test on commit:commit 9e3a05105bb822b36a8d465731d46c44814b65a0
Author: Ville Syrjälä <ville.syrjala at linux.intel.com>
Date:   Mon Jun 2 13:46:27 2014 +0300

    drm/i915: Pimp fbc render/blitter tracking

    The FBC RT address is saved as part of the context, so track it
    the same way in the driver to skip pointless LRIs. Also try
    make sure we re-emit the render/blitter tracking stuff on driver
    load and gpu reset.

    Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Subtest page_flip_and_blt: FAIL
run ./kms_fbc_crc
output:
IGT-Version: 1.6-g9a70e29 (x86_64) (Linux: 3.15.0-rc7_kcloud_9e3a05_20140609+
x86_64)
Beginning page_flip on pipe A, connector eDP-1
page_flip on pipe A, connector eDP-1: PASSED
Beginning page_flip on pipe B, connector eDP-1
FBC not enabled
page_flip on pipe B, connector eDP-1: SKIPPED
Beginning page_flip on pipe C, connector eDP-1
FBC not enabled
page_flip on pipe C, connector eDP-1: SKIPPED
Subtest page_flip: SUCCESS
Beginning mmap_cpu on pipe A, connector eDP-1
mmap_cpu on pipe A, connector eDP-1: PASSED
Beginning mmap_cpu on pipe B, connector eDP-1
FBC not enabled
mmap_cpu on pipe B, connector eDP-1: SKIPPED
Beginning mmap_cpu on pipe C, connector eDP-1
FBC not enabled
mmap_cpu on pipe C, connector eDP-1: SKIPPED
Subtest mmap_cpu: SUCCESS
Beginning mmap_gtt on pipe A, connector eDP-1
mmap_gtt on pipe A, connector eDP-1: PASSED
Beginning mmap_gtt on pipe B, connector eDP-1
FBC not enabled
mmap_gtt on pipe B, connector eDP-1: SKIPPED
Beginning mmap_gtt on pipe C, connector eDP-1
FBC not enabled
mmap_gtt on pipe C, connector eDP-1: SKIPPED
Subtest mmap_gtt: SUCCESS
Beginning blt on pipe A, connector eDP-1
blt on pipe A, connector eDP-1: PASSED
Beginning blt on pipe B, connector eDP-1
FBC not enabled
blt on pipe B, connector eDP-1: SKIPPED
Beginning blt on pipe C, connector eDP-1
FBC not enabled
blt on pipe C, connector eDP-1: SKIPPED
Subtest blt: SUCCESS
Beginning render on pipe A, connector eDP-1
render on pipe A, connector eDP-1: PASSED
Beginning render on pipe B, connector eDP-1
FBC not enabled
render on pipe B, connector eDP-1: SKIPPED
Beginning render on pipe C, connector eDP-1
FBC not enabled
render on pipe C, connector eDP-1: SKIPPED
Subtest render: SUCCESS
Beginning context on pipe A, connector eDP-1
context on pipe A, connector eDP-1: PASSED
Beginning context on pipe B, connector eDP-1
FBC not enabled
context on pipe B, connector eDP-1: SKIPPED
Beginning context on pipe C, connector eDP-1
FBC not enabled
context on pipe C, connector eDP-1: SKIPPED
Subtest context: SUCCESS
Beginning page_flip_and_mmap_cpu on pipe A, connector eDP-1
page_flip_and_mmap_cpu on pipe A, connector eDP-1: PASSED
Beginning page_flip_and_mmap_cpu on pipe B, connector eDP-1
FBC not enabled
page_flip_and_mmap_cpu on pipe B, connector eDP-1: SKIPPED
Beginning page_flip_and_mmap_cpu on pipe C, connector eDP-1
FBC not enabled
page_flip_and_mmap_cpu on pipe C, connector eDP-1: SKIPPED
Subtest page_flip_and_mmap_cpu: SUCCESS
Beginning page_flip_and_mmap_gtt on pipe A, connector eDP-1
page_flip_and_mmap_gtt on pipe A, connector eDP-1: PASSED
Beginning page_flip_and_mmap_gtt on pipe B, connector eDP-1
FBC not enabled
page_flip_and_mmap_gtt on pipe B, connector eDP-1: SKIPPED
Beginning page_flip_and_mmap_gtt on pipe C, connector eDP-1
FBC not enabled
page_flip_and_mmap_gtt on pipe C, connector eDP-1: SKIPPED
Subtest page_flip_and_mmap_gtt: SUCCESS
Beginning page_flip_and_blt on pipe A, connector eDP-1
Test assertion failure function test_crc, file kms_fbc_crc.c:256:
Last errno: 0, Success
Failed assertion: !igt_crc_equal(&crcs[0], &data->ref_crc[1])
Subtest page_flip_and_blt: FAIL
Beginning page_flip_and_render on pipe A, connector eDP-1
page_flip_and_render on pipe A, connector eDP-1: PASSED
Beginning page_flip_and_render on pipe B, connector eDP-1
FBC not enabled
page_flip_and_render on pipe B, connector eDP-1: SKIPPED
Beginning page_flip_and_render on pipe C, connector eDP-1
FBC not enabled
page_flip_and_render on pipe C, connector eDP-1: SKIPPED
Subtest page_flip_and_render: SUCCESS
Beginning page_flip_and_context on pipe A, connector eDP-1
page_flip_and_context on pipe A, connector eDP-1: PASSED
Beginning page_flip_and_context on pipe B, connector eDP-1
FBC not enabled
page_flip_and_context on pipe B, connector eDP-1: SKIPPED
Beginning page_flip_and_context on pipe C, connector eDP-1
FBC not enabled
page_flip_and_context on pipe C, connector eDP-1: SKIPPED
Subtest page_flip_and_context: SUCCESS

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