set_image_compressed_bit(cmd_buffer, image, aspect, 0, 0, 1, true);
}
-#if GEN_IS_HASWELL || GEN_GEN >= 8
-static inline uint32_t
-mi_alu(uint32_t opcode, uint32_t operand1, uint32_t operand2)
-{
- struct GENX(MI_MATH_ALU_INSTRUCTION) instr = {
- .ALUOpcode = opcode,
- .Operand1 = operand1,
- .Operand2 = operand2,
- };
-
- uint32_t dw;
- GENX(MI_MATH_ALU_INSTRUCTION_pack)(NULL, &dw, &instr);
-
- return dw;
-}
-#endif
-
/* This is only really practical on haswell and above because it requires
* MI math in order to get it correct.
*/
anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CC_STATE_POINTERS), t);
#endif
+#if GEN_GEN == 9
+ if (pipeline == _3D) {
+ /* There is a mid-object preemption workaround which requires you to
+ * re-emit MEDIA_VFE_STATE after switching from GPGPU to 3D. However,
+ * even without preemption, we have issues with geometry flickering when
+ * GPGPU and 3D are back-to-back and this seems to fix it. We don't
+ * really know why.
+ */
+ const uint32_t subslices =
+ MAX2(cmd_buffer->device->instance->physicalDevice.subslice_total, 1);
+ anv_batch_emit(&cmd_buffer->batch, GENX(MEDIA_VFE_STATE), vfe) {
+ vfe.MaximumNumberofThreads =
+ devinfo->max_cs_threads * subslices - 1;
+ vfe.NumberofURBEntries = 2;
+ vfe.URBEntryAllocationSize = 2;
+ }
+ }
+#endif
+
/* From "BXML » GT » MI » vol1a GPU Overview » [Instruction]
* PIPELINE_SELECT [DevBWR+]":
*