iris: fix viewport counts and settings
authorKenneth Graunke <kenneth@whitecape.org>
Wed, 20 Jun 2018 22:45:48 +0000 (15:45 -0700)
committerKenneth Graunke <kenneth@whitecape.org>
Thu, 21 Feb 2019 18:26:07 +0000 (10:26 -0800)
commitb17215800cdcc707a59e8889dee919f92498d242
tree03cd3c6bde20ac53e0f0c9cab62d65b810fe5607
parent636cf8971eced9400cc480dbbe4ac82dd27dd8fb
iris: fix viewport counts and settings

seeing

   set_viewport_state 0 1
   set_viewport_state 1 15

which gives us a total of 16 viewports, updated incrementally
so keep old values around and update them...
src/gallium/drivers/iris/iris_state.c