@@ -432,6 +432,7 @@
#define XEHPG_INSTDONE_GEOM_SVG MCR_REG(0x666c)
#define CACHE_MODE_0_GEN7 _MMIO(0x7000) /* IVB+ */
+#define DISABLE_REPACKING_FOR_COMPRESSION REG_BIT(15) /* jsl+ */
#define RC_OP_FLUSH_ENABLE (1 << 0)
#define HIZ_RAW_STALL_OPT_DISABLE (1 << 2)
#define CACHE_MODE_1 _MMIO(0x7004) /* IVB+ */
@@ -2299,6 +2299,15 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
GEN8_RC_SEMA_IDLE_MSG_DISABLE);
}
+ if (IS_JASPERLAKE(i915) || IS_ELKHARTLAKE(i915)) {
+ /*
+ * "Disable Repacking for Compression (masked R/W access)
+ * before rendering compressed surfaces for display."
+ */
+ wa_masked_en(wal, CACHE_MODE_0_GEN7,
+ DISABLE_REPACKING_FOR_COMPRESSION);
+ }
+
if (GRAPHICS_VER(i915) == 11) {
/* This is not an Wa. Enable for better image quality */
wa_masked_en(wal,