diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 3134d339e8..a1e230ad39 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -41,6 +41,7 @@ typedef struct SpaprDimmState SpaprDimmState;
 typedef struct SpaprMachineClass SpaprMachineClass;
 
 #define TYPE_SPAPR_MACHINE      "spapr-machine"
+typedef struct SpaprMachineState SpaprMachineState;
 #define SPAPR_MACHINE(obj) \
     OBJECT_CHECK(SpaprMachineState, (obj), TYPE_SPAPR_MACHINE)
 #define SPAPR_MACHINE_GET_CLASS(obj) \
diff --git a/include/hw/ppc/spapr_irq.h b/include/hw/ppc/spapr_irq.h
index ca8cb44213..b161ccebc2 100644
--- a/include/hw/ppc/spapr_irq.h
+++ b/include/hw/ppc/spapr_irq.h
@@ -28,7 +28,7 @@
 
 #define SPAPR_NR_XIRQS       0x1000
 
-typedef struct SpaprMachineState SpaprMachineState;
+struct SpaprMachineState;
 
 typedef struct SpaprInterruptController SpaprInterruptController;
 
@@ -67,20 +67,20 @@ typedef struct SpaprInterruptControllerClass {
     int (*post_load)(SpaprInterruptController *intc, int version_id);
 } SpaprInterruptControllerClass;
 
-void spapr_irq_update_active_intc(SpaprMachineState *spapr);
+void spapr_irq_update_active_intc(struct SpaprMachineState *spapr);
 
-int spapr_irq_cpu_intc_create(SpaprMachineState *spapr,
+int spapr_irq_cpu_intc_create(struct SpaprMachineState *spapr,
                               PowerPCCPU *cpu, Error **errp);
-void spapr_irq_cpu_intc_reset(SpaprMachineState *spapr, PowerPCCPU *cpu);
-void spapr_irq_cpu_intc_destroy(SpaprMachineState *spapr, PowerPCCPU *cpu);
-void spapr_irq_print_info(SpaprMachineState *spapr, Monitor *mon);
-void spapr_irq_dt(SpaprMachineState *spapr, uint32_t nr_servers,
+void spapr_irq_cpu_intc_reset(struct SpaprMachineState *spapr, PowerPCCPU *cpu);
+void spapr_irq_cpu_intc_destroy(struct SpaprMachineState *spapr, PowerPCCPU *cpu);
+void spapr_irq_print_info(struct SpaprMachineState *spapr, Monitor *mon);
+void spapr_irq_dt(struct SpaprMachineState *spapr, uint32_t nr_servers,
                   void *fdt, uint32_t phandle);
 
-uint32_t spapr_irq_nr_msis(SpaprMachineState *spapr);
-int spapr_irq_msi_alloc(SpaprMachineState *spapr, uint32_t num, bool align,
+uint32_t spapr_irq_nr_msis(struct SpaprMachineState *spapr);
+int spapr_irq_msi_alloc(struct SpaprMachineState *spapr, uint32_t num, bool align,
                         Error **errp);
-void spapr_irq_msi_free(SpaprMachineState *spapr, int irq, uint32_t num);
+void spapr_irq_msi_free(struct SpaprMachineState *spapr, int irq, uint32_t num);
 
 typedef struct SpaprIrq {
     bool        xics;
@@ -92,13 +92,13 @@ extern SpaprIrq spapr_irq_xics_legacy;
 extern SpaprIrq spapr_irq_xive;
 extern SpaprIrq spapr_irq_dual;
 
-void spapr_irq_init(SpaprMachineState *spapr, Error **errp);
-int spapr_irq_claim(SpaprMachineState *spapr, int irq, bool lsi, Error **errp);
-void spapr_irq_free(SpaprMachineState *spapr, int irq, int num);
-qemu_irq spapr_qirq(SpaprMachineState *spapr, int irq);
-int spapr_irq_post_load(SpaprMachineState *spapr, int version_id);
-void spapr_irq_reset(SpaprMachineState *spapr, Error **errp);
-int spapr_irq_get_phandle(SpaprMachineState *spapr, void *fdt, Error **errp);
+void spapr_irq_init(struct SpaprMachineState *spapr, Error **errp);
+int spapr_irq_claim(struct SpaprMachineState *spapr, int irq, bool lsi, Error **errp);
+void spapr_irq_free(struct SpaprMachineState *spapr, int irq, int num);
+qemu_irq spapr_qirq(struct SpaprMachineState *spapr, int irq);
+int spapr_irq_post_load(struct SpaprMachineState *spapr, int version_id);
+void spapr_irq_reset(struct SpaprMachineState *spapr, Error **errp);
+int spapr_irq_get_phandle(struct SpaprMachineState *spapr, void *fdt, Error **errp);
 
 typedef int (*SpaprInterruptControllerInitKvm)(SpaprInterruptController *,
                                                uint32_t, Error **);
@@ -111,7 +111,7 @@ int spapr_irq_init_kvm(SpaprInterruptControllerInitKvm fn,
 /*
  * XICS legacy routines
  */
-int spapr_irq_find(SpaprMachineState *spapr, int num, bool align, Error **errp);
+int spapr_irq_find(struct SpaprMachineState *spapr, int num, bool align, Error **errp);
 #define spapr_irq_findone(spapr, errp) spapr_irq_find(spapr, 1, false, errp)
 
 #endif
diff --git a/include/hw/ppc/spapr_xive.h b/include/hw/ppc/spapr_xive.h
index 93d09d68de..85f124506d 100644
--- a/include/hw/ppc/spapr_xive.h
+++ b/include/hw/ppc/spapr_xive.h
@@ -66,7 +66,8 @@ typedef struct SpaprXiveClass {
 
 void spapr_xive_pic_print_info(SpaprXive *xive, Monitor *mon);
 
-void spapr_xive_hcall_init(SpaprMachineState *spapr);
+struct SpaprMachineState;
+void spapr_xive_hcall_init(struct SpaprMachineState *spapr);
 void spapr_xive_mmio_set_enabled(SpaprXive *xive, bool enable);
 void spapr_xive_map_mmio(SpaprXive *xive);
 
