DG1 has a new MOCS table. We still use the old definition of the table,
but as for any dgfx card it doesn't contain the control_value values
(these values don't matter as we won't program them).
Bspec: 45101
Cc: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>
Cc: Rodrigo Vivi <rodrigo.v...@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demar...@intel.com>
---
drivers/gpu/drm/i915/gt/intel_mocs.c | 39 +++++++++++++++++++++++++++-
1 file changed, 38 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c
b/drivers/gpu/drm/i915/gt/intel_mocs.c
index 632e08a4592b..7217c6e2087c 100644
--- a/drivers/gpu/drm/i915/gt/intel_mocs.c
+++ b/drivers/gpu/drm/i915/gt/intel_mocs.c
@@ -280,6 +280,39 @@ static const struct drm_i915_mocs_entry icl_mocs_table[] =
{
GEN11_MOCS_ENTRIES
};
+static const struct drm_i915_mocs_entry dg1_mocs_table[] = {
+ /* Error */
+ MOCS_ENTRY(0, 0, L3_0_DIRECT),
+
+ /* UC */
+ MOCS_ENTRY(1, 0, L3_1_UC),
+
+ /* Reserved */
+ MOCS_ENTRY(2, 0, L3_0_DIRECT),
+ MOCS_ENTRY(3, 0, L3_0_DIRECT),
+ MOCS_ENTRY(4, 0, L3_0_DIRECT),
+
+ /* WB - L3 */
+ MOCS_ENTRY(5, 0, L3_3_WB),
+ /* WB - L3 50% */
+ MOCS_ENTRY(6, 0, L3_ESC(1) | L3_SCC(1) | L3_3_WB),
+ /* WB - L3 25% */
+ MOCS_ENTRY(7, 0, L3_ESC(1) | L3_SCC(3) | L3_3_WB),
+ /* WB - L3 12.5% */
+ MOCS_ENTRY(8, 0, L3_ESC(1) | L3_SCC(7) | L3_3_WB),
+
+ /* HDC:L1 + L3 */
+ MOCS_ENTRY(48, 0, L3_3_WB),
+ /* HDC:L1 */
+ MOCS_ENTRY(49, 0, L3_1_UC),
+
+ /* HW Reserved */
+ MOCS_ENTRY(60, 0, L3_1_UC),
+ MOCS_ENTRY(61, 0, L3_1_UC),
+ MOCS_ENTRY(62, 0, L3_1_UC),
+ MOCS_ENTRY(63, 0, L3_1_UC),
+};
+
enum {
HAS_GLOBAL_MOCS = BIT(0),
HAS_ENGINE_MOCS = BIT(1),
@@ -306,7 +339,11 @@ static unsigned int get_mocs_settings(const struct
drm_i915_private *i915,
{
unsigned int flags;
- if (INTEL_GEN(i915) >= 12) {
+ if (IS_DG1(i915)) {
+ table->size = ARRAY_SIZE(dg1_mocs_table);
+ table->table = dg1_mocs_table;
+ table->n_entries = GEN11_NUM_MOCS_ENTRIES;
+ } else if (INTEL_GEN(i915) >= 12) {
table->size = ARRAY_SIZE(tgl_mocs_table);
table->table = tgl_mocs_table;
table->n_entries = GEN11_NUM_MOCS_ENTRIES;
--
2.26.2
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