[Intel-gfx] [PATCH] drm/i915: Warn about missing context state

[shuang.he at intel.com]

Tested-By: PRC QA PRTS (Patch Regression Test System Contact: shuang.he at intel.com)
-------------------------------------Summary-------------------------------------
Platform          Delta          drm-intel-nightly          Series Applied
PNV                                  366/366              366/366
ILK                 -9              371/371              362/371
SNB                                  450/450              450/450
IVB                 -1              498/498              497/498
BYT                                  289/289              289/289
HSW                                  564/564              564/564
BDW                                  417/417              417/417
-------------------------------------Detailed-------------------------------------
Platform  Test                                drm-intel-nightly          Series Applied
 ILK  igt_gem_reset_stats_close-pending-fork-render      TIMEOUT(25, M37M26)PASS(1, M26)      TIMEOUT(1, M26)
 ILK  igt_kms_flip_flip-vs-dpms-off-vs-modeset      DMESG_WARN(2, M26)PASS(4, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_rcs-flip-vs-panning-interruptible      DMESG_WARN(2, M26)PASS(3, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_rcs-wf_vblank-vs-modeset      DMESG_WARN(2, M26)PASS(5, M37M26)      DMESG_WARN(1, M26)
*ILK  igt_kms_flip_flip-vs-dpms-interruptible      PASS(5, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_flip-vs-panning      DMESG_WARN(1, M26)PASS(2, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_plain-flip      DMESG_WARN(2, M26)PASS(5, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_plain-flip-ts-check-interruptible      DMESG_WARN(1, M26)PASS(2, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_vblank-vs-hang      NSPT(1, M26)TIMEOUT(23, M37M26)PASS(1, M26)      TIMEOUT(1, M26)
*IVB  igt_kms_cursor_crc_cursor-64x64-offscreen      PASS(3, M21)      DMESG_WARN(1, M21)
Note: You need to pay more attention to line start with '*'