[Intel-gfx] [PATCH] drm: Handle atomic state properly in kms getfoo

[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                 -13              371/371              358/371
SNB                                  450/450              450/450
IVB                                  498/498              498/498
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(21, M37M26)PASS(1, M26)      TIMEOUT(1, M26)
 ILK  igt_kms_flip_nonexisting-fb      DMESG_WARN(3, M26)PASS(5, M37M26)      DMESG_WARN(1, M26)
*ILK  igt_kms_pipe_crc_basic_bad-nb-words-1      PASS(3, M37M26)      DMESG_WARN(1, M26)
*ILK  igt_kms_pipe_crc_basic_bad-pipe      PASS(4, M37M26)      DMESG_WARN(1, M26)
*ILK  igt_kms_pipe_crc_basic_bad-source      PASS(2, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_setmode_invalid-clone-exclusive-crtc      DMESG_WARN(1, M26)PASS(4, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_rcs-wf_vblank-vs-modeset      DMESG_WARN(2, M26)PASS(4, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_blocking-absolute-wf_vblank-interruptible      DMESG_WARN(2, M26)PASS(3, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_flip-vs-wf_vblank-interruptible      DMESG_WARN(1, M26)PASS(2, M37M26)      DMESG_WARN(1, M26)
*ILK  igt_kms_flip_plain-flip-ts-check-interruptible      PASS(2, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_rcs-flip-vs-modeset      DMESG_WARN(2, M26)PASS(3, M37M26)      DMESG_WARN(1, M26)
 ILK  igt_kms_flip_vblank-vs-hang      TIMEOUT(20, M37M26)PASS(1, M26)      TIMEOUT(1, M26)
*ILK  igt_kms_flip_wf_vblank-vs-modeset-interruptible      PASS(4, M37M26)      DMESG_WARN(1, M26)
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