[Intel-gfx] [PATCH] drm/i915/skl: port A fuse straps don't work on early SKL steppings

[shuang.he at intel.com]

Tested-By: PRC QA PRTS (Patch Regression Test System Contact: shuang.he at intel.com)
Task id: 5909
-------------------------------------Summary-------------------------------------
Platform          Delta          drm-intel-nightly          Series Applied
PNV                 -5              275/275              270/275
ILK                                  307/307              307/307
SNB                 -1              284/284              283/284
IVB                                  375/375              375/375
BYT                                  294/294              294/294
HSW                                  385/385              385/385
BDW                 -3              314/314              311/314
-------------------------------------Detailed-------------------------------------
Platform  Test                                drm-intel-nightly          Series Applied
*PNV  igt_gen3_render_tiledx_blits      FAIL(1)PASS(6)      FAIL(1)NRUN(1)
 PNV  igt_gen3_render_tiledy_blits      FAIL(1)PASS(3)      FAIL(1)PASS(1)
 PNV  igt_gem_fence_thrash_bo-write-verify-threaded-none      FAIL(1)CRASH(1)PASS(1)      CRASH(1)PASS(1)
*PNV  igt_gem_partial_pwrite_pread_reads      PASS(2)      NRUN(1)PASS(1)
*PNV  igt_gem_userptr_blits_forked-unsync-multifd-mempressure-normal      PASS(2)      NRUN(1)
*SNB  igt_gem_fence_thrash_bo-write-verify-x      PASS(2)      DMESG_WARN(1)PASS(1)
*BDW  igt_drv_debugfs_reader      PASS(4)      DMESG_WARN(1)PASS(1)
*BDW  igt_drv_hangman_error-state-sysfs-entry      PASS(4)      TIMEOUT(1)PASS(1)
*BDW  igt_gem_gtt_hog      PASS(6)      DMESG_WARN(1)PASS(1)
Note: You need to pay more attention to line start with '*'