We need this for kbl a0 boards. Note that this should be also
for bxt A0 but we omit that on purpose as bxt A0's are
out of fashion already.
References: HSD#1912158, HSD#4393097
Signed-off-by: Mika Kuoppala <mika.kuopp...@intel.com>
---
drivers/gpu/drm/i915/i915_gem_stolen.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c
b/drivers/gpu/drm/i915/i915_gem_stolen.c
index f9253f2b7ba0..e9cd82290408 100644
--- a/drivers/gpu/drm/i915/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/i915_gem_stolen.c
@@ -55,8 +55,10 @@ int i915_gem_stolen_insert_node_in_range(struct
drm_i915_private *dev_priv,
return -ENODEV;
/* See the comment at the drm_mm_init() call for more about this check.
- * WaSkipStolenMemoryFirstPage:bdw,chv (incomplete) */
- if (IS_GEN8(dev_priv) && start < 4096)
+ * WaSkipStolenMemoryFirstPage:bdw,chv,kbl (incomplete)
+ */
+ if (start < 4096 && (IS_GEN8(dev_priv) ||
+ IS_KBL_REVID(dev_priv, 0, KBL_REVID_A0)))
start = 4096;
mutex_lock(&dev_priv->mm.stolen_lock);
--
2.5.0
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