[Intel-gfx] [PATCH 5/5] drm/atomic-helpers: make mode_set hooks optional

[shuang.he at intel.com]

Tested-By: PRC QA PRTS (Patch Regression Test System Contact: shuang.he at intel.com)
Task id: 5804
-------------------------------------Summary-------------------------------------
Platform          Delta          drm-intel-nightly          Series Applied
PNV                 -2              277/277              275/277
ILK                 -13              313/313              300/313
SNB                                  309/309              309/309
IVB                                  382/382              382/382
BYT                 -5              296/296              291/296
HSW                 -33              425/425              392/425
BDW                 -1              318/318              317/318
-------------------------------------Detailed-------------------------------------
Platform  Test                                drm-intel-nightly          Series Applied
 PNV  igt_gem_userptr_blits_coherency-sync      NO_RESULT(1)CRASH(7)NRUN(1)PASS(7)      CRASH(1)PASS(1)
 PNV  igt_gem_userptr_blits_coherency-unsync      CRASH(5)NRUN(1)PASS(5)      CRASH(1)PASS(1)
*ILK  igt_kms_flip_nonexisting-fb      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_wf_vblank-ts-check      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_blocking-absolute-wf_vblank-interruptible      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_bcs-flip-vs-modeset-interruptible      NRUN(5)PASS(2)      FAIL(2)
*ILK  igt_kms_flip_flip-vs-dpms-interruptible      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_flip-vs-rmfb-interruptible      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_rcs-flip-vs-dpms      NRUN(5)PASS(2)      FAIL(2)
*ILK  igt_kms_flip_rcs-flip-vs-modeset      NRUN(5)PASS(2)      FAIL(2)
*ILK  igt_kms_flip_rcs-flip-vs-panning      NRUN(5)PASS(2)      FAIL(2)
*ILK  igt_kms_flip_rcs-flip-vs-panning-interruptible      NRUN(5)PASS(2)      FAIL(2)
*ILK  igt_kms_flip_rcs-wf_vblank-vs-dpms-interruptible      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_vblank-vs-hang      PASS(2)      FAIL(2)
*ILK  igt_kms_flip_wf_vblank-vs-modeset-interruptible      PASS(2)      FAIL(2)
*BYT  igt_drm_read_empty-block      PASS(2)      NSPT(2)
*BYT  igt_drm_read_empty-nonblock      PASS(2)      NSPT(2)
*BYT  igt_drm_read_invalid-buffer      PASS(2)      NSPT(2)
*BYT  igt_drm_read_short-buffer-block      PASS(2)      NSPT(2)
*BYT  igt_drm_read_short-buffer-nonblock      PASS(2)      NSPT(2)
*HSW  igt_kms_flip_bo-too-big      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_bo-too-big-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_dpms-vs-vblank-race      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-dpms-off-vs-modeset      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_nonexisting-fb      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_nonexisting-fb-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_vblank-vs-dpms-rpm      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-expired-vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-expired-vblank-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_blocking-absolute-wf_vblank-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_absolute-wf_vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_absolute-wf_vblank-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_blocking-absolute-wf_vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_blocking-wf_vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_busy-flip      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_busy-flip-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_dpms-off-confusion      PASS(3)      FAIL(1)
*HSW  igt_kms_flip_dpms-off-confusion-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-absolute-wf_vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-absolute-wf_vblank-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-blocking-wf-vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-fences      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-fences-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-panning      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-panning-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-wf_vblank      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_flip-vs-wf_vblank-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_plain-flip      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_plain-flip-fb-recreate      TIMEOUT(4)PASS(2)      FAIL(1)
*HSW  igt_kms_flip_plain-flip-fb-recreate-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_plain-flip-interruptible      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_plain-flip-ts-check      PASS(2)      FAIL(1)
*HSW  igt_kms_flip_plain-flip-ts-check-interruptible      PASS(2)      FAIL(1)
*BDW  igt_gem_gtt_hog      PASS(21)      DMESG_WARN(1)PASS(1)
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