EHL defines two new MOCS table entries but is otherwise compatible with
the ICL MOCS table.
These table entries (16 and 17) should still be considered unused for
ICL and as such their behavior remains undefined for that platform.
Signed-off-by: Matt Roper <matthew.d.ro...@intel.com>
---
drivers/gpu/drm/i915/gt/intel_mocs.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c
b/drivers/gpu/drm/i915/gt/intel_mocs.c
index 79df66022d3a..1f9db50b1869 100644
--- a/drivers/gpu/drm/i915/gt/intel_mocs.c
+++ b/drivers/gpu/drm/i915/gt/intel_mocs.c
@@ -200,6 +200,14 @@ static const struct drm_i915_mocs_entry
broxton_mocs_table[] = {
MOCS_ENTRY(15, \
LE_3_WB | LE_TC_1_LLC | LE_LRUM(2) | LE_AOM(1), \
L3_3_WB), \
+ /* Bypass LLC - Uncached (EHL+) */ \
+ MOCS_ENTRY(16, \
+ LE_1_UC | LE_TC_1_LLC | LE_SCF(1), \
+ L3_1_UC), \
+ /* Bypass LLC - L3 (Read-Only) (EHL+) */ \
+ MOCS_ENTRY(17, \
+ LE_1_UC | LE_TC_1_LLC | LE_SCF(1), \
+ L3_3_WB), \
/* Self-Snoop - L3 + LLC */ \
MOCS_ENTRY(18, \
LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SSE(3), \
--
2.14.5
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