BACKPORT: i915: DMC firmware for skylake v1.27

This update includes(since v1.26)

Following additions from ver1.27

1. Fix for the issue where DC_STATE was getting
enabled even when disabled by driver causing data corruption.

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
(cherry picked from commit 02d857ee316f6f611b6622ef78892d38d0909700)

Cherry-picked from upstream repository:
https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git

Conflicts:
  WHENCE

BUG=b:162500057
TEST=Check firmware load status by doing the following:
  cat /sys/kernel/debug/dri/0/i915_dms_info

Change-Id: I8b2b0b923d468ad88ad37562984add05454a6634
Signed-off-by: Radoslaw Biernacki <biernacki@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/linux-firmware/+/2429046
Reviewed-by: Ross Zwisler <zwisler@google.com>
Reviewed-by: Alex Levin <levinale@google.com>
Commit-Queue: Alex Levin <levinale@google.com>
diff --git a/WHENCE b/WHENCE
index 2c46801..c17a3f4 100755
--- a/WHENCE
+++ b/WHENCE
@@ -2835,6 +2835,7 @@
 File: i915/skl_dmc_ver1_21.bin
 File: i915/skl_dmc_ver1_23.bin
 File: i915/skl_dmc_ver1_26.bin
+File: i915/skl_dmc_ver1_27.bin
 
 File: i915/skl_dmc_ver1.bin
 Version: DMC API/ABI ver 1 - release 23 for Skylake
diff --git a/i915/skl_dmc_ver1_27.bin b/i915/skl_dmc_ver1_27.bin
new file mode 100644
index 0000000..b41d062
--- /dev/null
+++ b/i915/skl_dmc_ver1_27.bin
Binary files differ