If the kernel supports the test, we need to check the param.
Copy&pasta from the above checks that only look at the return value.
Interesting how much one can get such a simple interface wrong.
Issue created in
commit
151cdcfe685ee280a4344dfc40e6087d74a5590f
Author: Eugeni Dodonov <eugeni.dodonov@intel.com>
Date: Tue Jan 17 15:20:19 2012 -0200
intel: query for LLC support
Patch even claims to have fixed this in v2, but is actually unchanged
from v1.
Reported-by: Xiang, Haihao <haihao.xiang@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
bufmgr_gem->has_llc = (IS_GEN6(bufmgr_gem->pci_device) |
IS_GEN7(bufmgr_gem->pci_device));
} else
- bufmgr_gem->has_llc = ret == 0;
+ bufmgr_gem->has_llc = gp.value;
if (bufmgr_gem->gen < 4) {
gp.param = I915_PARAM_NUM_FENCES_AVAIL;