+#include "vk_util.h"
+
+#if GEN_GEN == 10
+/**
+ * From Gen10 Workarounds page in h/w specs:
+ * WaSampleOffsetIZ:
+ * "Prior to the 3DSTATE_SAMPLE_PATTERN driver must ensure there are no
+ * markers in the pipeline by programming a PIPE_CONTROL with stall."
+ */
+static void
+gen10_emit_wa_cs_stall_flush(struct anv_batch *batch)
+{
+
+ anv_batch_emit(batch, GENX(PIPE_CONTROL), pc) {
+ pc.CommandStreamerStallEnable = true;
+ pc.StallAtPixelScoreboard = true;
+ }
+}
+
+/**
+ * From Gen10 Workarounds page in h/w specs:
+ * WaSampleOffsetIZ:_cs_stall_flush
+ * "When 3DSTATE_SAMPLE_PATTERN is programmed, driver must then issue an
+ * MI_LOAD_REGISTER_IMM command to an offset between 0x7000 and 0x7FFF(SVL)
+ * after the command to ensure the state has been delivered prior to any
+ * command causing a marker in the pipeline."
+ */
+static void
+gen10_emit_wa_lri_to_cache_mode_zero(struct anv_batch *batch)
+{
+ /* Before changing the value of CACHE_MODE_0 register, GFX pipeline must
+ * be idle; i.e., full flush is required.
+ */
+ anv_batch_emit(batch, GENX(PIPE_CONTROL), pc) {
+ pc.DepthCacheFlushEnable = true;
+ pc.DCFlushEnable = true;
+ pc.RenderTargetCacheFlushEnable = true;
+ pc.InstructionCacheInvalidateEnable = true;
+ pc.StateCacheInvalidationEnable = true;
+ pc.TextureCacheInvalidationEnable = true;
+ pc.VFCacheInvalidationEnable = true;
+ pc.ConstantCacheInvalidationEnable =true;
+ }
+
+ /* Write to CACHE_MODE_0 (0x7000) */
+ uint32_t cache_mode_0 = 0;
+ anv_pack_struct(&cache_mode_0, GENX(CACHE_MODE_0));
+
+ anv_batch_emit(batch, GENX(MI_LOAD_REGISTER_IMM), lri) {
+ lri.RegisterOffset = GENX(CACHE_MODE_0_num);
+ lri.DataDWord = cache_mode_0;
+ }
+}
+#endif
+
+static void
+genX(emit_slice_hashing_state)(struct anv_device *device,
+ struct anv_batch *batch)
+{
+ device->slice_hash = (struct anv_state) { 0 };
+
+#if GEN_GEN == 11
+ const unsigned *ppipe_subslices = device->info.ppipe_subslices;
+ int subslices_delta = ppipe_subslices[0] - ppipe_subslices[1];
+ if (subslices_delta == 0)
+ return;
+
+ unsigned size = GENX(SLICE_HASH_TABLE_length) * 4;
+ device->slice_hash =
+ anv_state_pool_alloc(&device->dynamic_state_pool, size, 64);
+
+ struct GENX(SLICE_HASH_TABLE) table0 = {
+ .Entry = {
+ { 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 },
+ { 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1 },
+ { 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0 },
+ { 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 },
+ { 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1 },
+ { 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0 },
+ { 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 },
+ { 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1 },
+ { 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0 },
+ { 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 },
+ { 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1 },
+ { 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0 },
+ { 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 },
+ { 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1 },
+ { 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0 },
+ { 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 }
+ }
+ };
+
+ struct GENX(SLICE_HASH_TABLE) table1 = {
+ .Entry = {
+ { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 },
+ { 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0 },
+ { 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1 },
+ { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 },
+ { 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0 },
+ { 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1 },
+ { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 },
+ { 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0 },
+ { 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1 },
+ { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 },
+ { 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0 },
+ { 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1 },
+ { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 },
+ { 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0 },
+ { 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1 },
+ { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 }
+ }
+ };
+
+ const struct GENX(SLICE_HASH_TABLE) *table =
+ subslices_delta < 0 ? &table0 : &table1;
+ GENX(SLICE_HASH_TABLE_pack)(NULL, device->slice_hash.map, table);
+
+ anv_batch_emit(batch, GENX(3DSTATE_SLICE_TABLE_STATE_POINTERS), ptr) {
+ ptr.SliceHashStatePointerValid = true;
+ ptr.SliceHashTableStatePointer = device->slice_hash.offset;
+ }
+
+ anv_batch_emit(batch, GENX(3DSTATE_3D_MODE), mode) {
+ mode.SliceHashingTableEnable = true;
+ }
+#endif
+}
+