I don't have any insight on what parts can do what. The docs do seem to
suggest WT caching works in at least the same manner as it doesn't on
Haswell.
The addr = 0 is to shut up GCC:
drivers/gpu/drm/i915/i915_gem_gtt.c:80:7: warning: 'addr' may be used
uninitialized in this function
On Sat, Mar 29, 2014 at 03:56:41PM -0700, Ben Widawsky wrote:
I don't have any insight on what parts can do what. The docs do seem to
suggest WT caching works in at least the same manner as it doesn't on
Haswell.
That's a freudian slip... s/doesn't/does/
The addr = 0 is to shut up GCC: