On 30/09/2022 14:32, Tejas Upadhyay wrote:
Add these extra EHL entries back since we have
drm-tip commit 13d29c823738
("drm/i915/ehl: unconditionally flush the pages on acquire")
introduces proper flushing to make it work as expected.
Cc: Chris Wilson <chris.p.wilson@xxxxxxxxx>
Cc: Matthew Auld <matthew.auld@xxxxxxxxx>
Fixes: 046091758b50 ("Revert "drm/i915/ehl: Update MOCS table for EHL"")
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@xxxxxxxxx>
Acked-by: Matthew Auld <matthew.auld@xxxxxxxxx>
---
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 c6ebe2781076..152244d7f62a 100644
--- a/drivers/gpu/drm/i915/gt/intel_mocs.c
+++ b/drivers/gpu/drm/i915/gt/intel_mocs.c
@@ -207,6 +207,14 @@ 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), \
