Re: fix for i915 Kaby Lake ( *ERROR* failed to load firmware i915/kbl_dmc_ver1.bin )

[Tobias Nygren <tnn%NetBSD.org@localhost>]

The below seem necessary also to improve stability.

--- sys/external/bsd/drm2/dist/drm/i915/intel_guc_loader.c	14 Feb 2020 14:34:58 -0000	1.14
+++ sys/external/bsd/drm2/dist/drm/i915/intel_guc_loader.c	27 Oct 2020 02:46:25 -0000
@@ -68,7 +68,7 @@ __KERNEL_RCSID(0, "$NetBSD: intel_guc_lo
 #define I915_SKL_GUC_UCODE "i915/skl_guc_ver4.bin"
 MODULE_FIRMWARE(I915_SKL_GUC_UCODE);
 
-#define I915_KBL_GUC_UCODE "i915/kbl_guc_ver9_14.bin"
+#define I915_KBL_GUC_UCODE "i915/kbl_guc_ver9_39.bin"
 MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
 
 /* User-friendly representation of an enum */