Bspec: 45101, 45427
Cc: Ramalingam C <ramalingam.c@xxxxxxxxx>
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
Reviewed-by: Matt Atwood <matthew.s.atwood@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_mocs.c | 37 +++++++++++++++++++++++++++-
1 file changed, 36 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c b/drivers/gpu/drm/i915/gt/intel_mocs.c
index 133cfe07cb9f..d66be8457d26 100644
--- a/drivers/gpu/drm/i915/gt/intel_mocs.c
+++ b/drivers/gpu/drm/i915/gt/intel_mocs.c
@@ -342,6 +342,30 @@ static const struct drm_i915_mocs_entry xehpsdv_mocs_table[] = {
MOCS_ENTRY(63, 0, L3_1_UC),
};
+static const struct drm_i915_mocs_entry dg2_mocs_table[] = {
+ /* UC - Coherent; GO:L3 */
+ MOCS_ENTRY(0, 0, L3_1_UC | L3_LKUP(1)),
+ /* UC - Coherent; GO:Memory */
+ MOCS_ENTRY(1, 0, L3_1_UC | L3_GLBGO(1) | L3_LKUP(1)),
+ /* UC - Non-Coherent; GO:Memory */
+ MOCS_ENTRY(2, 0, L3_1_UC | L3_GLBGO(1)),
+
+ /* WB - LC */
+ MOCS_ENTRY(3, 0, L3_3_WB | L3_LKUP(1)),
+};
+
+static const struct drm_i915_mocs_entry dg2_mocs_table_g10_ax[] = {
+ /* Wa_14011441408: Set Go to Memory for MOCS#0 */
+ MOCS_ENTRY(0, 0, L3_1_UC | L3_GLBGO(1) | L3_LKUP(1)),
+ /* UC - Coherent; GO:Memory */
+ MOCS_ENTRY(1, 0, L3_1_UC | L3_GLBGO(1) | L3_LKUP(1)),
+ /* UC - Non-Coherent; GO:Memory */
+ MOCS_ENTRY(2, 0, L3_1_UC | L3_GLBGO(1)),
+
+ /* WB - LC */
+ MOCS_ENTRY(3, 0, L3_3_WB | L3_LKUP(1)),
+};
+
enum {
HAS_GLOBAL_MOCS = BIT(0),
HAS_ENGINE_MOCS = BIT(1),
@@ -371,7 +395,18 @@ static unsigned int get_mocs_settings(const struct drm_i915_private *i915,
memset(table, 0, sizeof(struct drm_i915_mocs_table));
table->unused_entries_index = I915_MOCS_PTE;
- if (IS_XEHPSDV(i915)) {
+ if (IS_DG2(i915)) {
+ if (IS_DG2_GT_STEP(i915, G10, STEP_A0, STEP_B0)) {
+ table->size = ARRAY_SIZE(dg2_mocs_table_g10_ax);
+ table->table = dg2_mocs_table_g10_ax;
+ } else {
+ table->size = ARRAY_SIZE(dg2_mocs_table);
+ table->table = dg2_mocs_table;
+ }
+ table->uc_index = 1;
+ table->n_entries = GEN9_NUM_MOCS_ENTRIES;
+ table->unused_entries_index = 3;
+ } else if (IS_XEHPSDV(i915)) {
table->size = ARRAY_SIZE(xehpsdv_mocs_table);
table->table = xehpsdv_mocs_table;
table->uc_index = 2;
--
2.25.4
