41 	int ring_id;  member
147 static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id)  in handle_tlb_pending_event()  argument
160 	if (WARN_ON(ring_id >= ARRAY_SIZE(regs)))  in handle_tlb_pending_event()
163 	if (!test_and_clear_bit(ring_id, (void *)vgpu->tlb_handle_pending))  in handle_tlb_pending_event()
166 	reg = _MMIO(regs[ring_id]);  in handle_tlb_pending_event()
175 	if (ring_id == RCS && (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)))  in handle_tlb_pending_event()
183 		gvt_vgpu_err("timeout in invalidate ring (%d) tlb\n", ring_id);  in handle_tlb_pending_event()
185 		vgpu_vreg(vgpu, regs[ring_id]) = 0;  in handle_tlb_pending_event()
189 	gvt_dbg_core("invalidate TLB for ring %d\n", ring_id);  in handle_tlb_pending_event()
192 static void load_mocs(struct intel_vgpu *vgpu, int ring_id)  in load_mocs()  argument
205 	if (WARN_ON(ring_id >= ARRAY_SIZE(regs)))  in load_mocs()
208 	offset.reg = regs[ring_id];  in load_mocs()
210 		gen9_render_mocs[ring_id][i] = I915_READ_FW(offset);  in load_mocs()
215 	if (ring_id == RCS) {  in load_mocs()
225 static void restore_mocs(struct intel_vgpu *vgpu, int ring_id)  in restore_mocs()  argument
238 	if (WARN_ON(ring_id >= ARRAY_SIZE(regs)))  in restore_mocs()
241 	offset.reg = regs[ring_id];  in restore_mocs()
244 		I915_WRITE_FW(offset, gen9_render_mocs[ring_id][i]);  in restore_mocs()
248 	if (ring_id == RCS) {  in restore_mocs()
261 static void switch_mmio_to_vgpu(struct intel_vgpu *vgpu, int ring_id)  in switch_mmio_to_vgpu()  argument
267 	u32 *reg_state = vgpu->shadow_ctx->engine[ring_id].lrc_reg_state;  in switch_mmio_to_vgpu()
277 		load_mocs(vgpu, ring_id);  in switch_mmio_to_vgpu()
284 		if (mmio->ring_id != ring_id)  in switch_mmio_to_vgpu()
316 	handle_tlb_pending_event(vgpu, ring_id);  in switch_mmio_to_vgpu()
320 static void switch_mmio_to_host(struct intel_vgpu *vgpu, int ring_id)  in switch_mmio_to_host()  argument
331 		restore_mocs(vgpu, ring_id);  in switch_mmio_to_host()
338 		if (mmio->ring_id != ring_id)  in switch_mmio_to_host()
375 			   struct intel_vgpu *next, int ring_id)  in intel_gvt_switch_mmio()  argument
382 	gvt_dbg_render("switch ring %d from %s to %s\n", ring_id,  in intel_gvt_switch_mmio()
399 		switch_mmio_to_host(pre, ring_id);  in intel_gvt_switch_mmio()
402 		switch_mmio_to_vgpu(next, ring_id);  in intel_gvt_switch_mmio()