[Intel-gfx] [PATCH] drm/i915: compute wait_ioctl timeout correctly

[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                 -2              364/364              362/364
ILK              +1                 365/366              366/366
SNB                                  450/450              450/450
IVB                 -17              498/498              481/498
BYT                                  289/289              289/289
HSW                                  564/564              564/564
BDW                                  417/417              417/417
-------------------------------------Detailed-------------------------------------
Platform  Test                                drm-intel-nightly          Series Applied
*PNV  igt_drm_vma_limiter      PASS(3, M25M7M23)      NO_RESULT(1, M23)
*PNV  igt_gem_partial_pwrite_pread_reads      PASS(2, M25M23)      NO_RESULT(1, M23)
 ILK  igt_kms_flip_wf_vblank-ts-check      DMESG_WARN(2, M26)PASS(12, M26M37)      PASS(1, M37)
 IVB  igt_kms_3d      DMESG_WARN(4, M34)PASS(1, M34)      DMESG_WARN(1, M34)
 IVB  igt_kms_cursor_crc_cursor-128x128-onscreen      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-128x128-random      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-128x128-sliding      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-256x256-offscreen      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-256x256-onscreen      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-256x256-sliding      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-64x64-offscreen      NSPT(4, M34)PASS(2, M34M21)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-64x64-onscreen      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-64x64-random      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-64x64-sliding      FAIL(1, M21)NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_cursor_crc_cursor-size-change      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_fence_pin_leak      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_mmio_vs_cs_flip_setcrtc_vs_cs_flip      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_mmio_vs_cs_flip_setplane_vs_cs_flip      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_rotation_crc_primary-rotation      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
 IVB  igt_kms_rotation_crc_sprite-rotation      NSPT(4, M34)PASS(1, M34)      NSPT(1, M34)
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