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-rw-r--r--hw/intc/spapr_xive_kvm.c22
-rw-r--r--hw/intc/xics_kvm.c9
-rw-r--r--hw/ppc/spapr_irq.c22
-rw-r--r--include/hw/ppc/spapr_xive.h4
-rw-r--r--include/hw/ppc/xics_spapr.h4
5 files changed, 24 insertions, 37 deletions
diff --git a/hw/intc/spapr_xive_kvm.c b/hw/intc/spapr_xive_kvm.c
index 51b334b676..08012ac7cd 100644
--- a/hw/intc/spapr_xive_kvm.c
+++ b/hw/intc/spapr_xive_kvm.c
@@ -740,8 +740,9 @@ static void *kvmppc_xive_mmap(SpaprXive *xive, int pgoff, size_t len,
  * All the XIVE memory regions are now backed by mappings from the KVM
  * XIVE device.
  */
-void kvmppc_xive_connect(SpaprXive *xive, Error **errp)
+int kvmppc_xive_connect(SpaprInterruptController *intc, Error **errp)
 {
+    SpaprXive *xive = SPAPR_XIVE(intc);
     XiveSource *xsrc = &xive->source;
     Error *local_err = NULL;
     size_t esb_len = (1ull << xsrc->esb_shift) * xsrc->nr_irqs;
@@ -753,19 +754,19 @@ void kvmppc_xive_connect(SpaprXive *xive, Error **errp)
      * rebooting under the XIVE-only interrupt mode.
      */
     if (xive->fd != -1) {
-        return;
+        return 0;
     }
 
     if (!kvmppc_has_cap_xive()) {
         error_setg(errp, "IRQ_XIVE capability must be present for KVM");
-        return;
+        return -1;
     }
 
     /* First, create the KVM XIVE device */
     xive->fd = kvm_create_device(kvm_state, KVM_DEV_TYPE_XIVE, false);
     if (xive->fd < 0) {
         error_setg_errno(errp, -xive->fd, "XIVE: error creating KVM device");
-        return;
+        return -1;
     }
 
     /*
@@ -821,15 +822,17 @@ void kvmppc_xive_connect(SpaprXive *xive, Error **errp)
     kvm_kernel_irqchip = true;
     kvm_msi_via_irqfd_allowed = true;
     kvm_gsi_direct_mapping = true;
-    return;
+    return 0;
 
 fail:
     error_propagate(errp, local_err);
-    kvmppc_xive_disconnect(xive, NULL);
+    kvmppc_xive_disconnect(intc);
+    return -1;
 }
 
-void kvmppc_xive_disconnect(SpaprXive *xive, Error **errp)
+void kvmppc_xive_disconnect(SpaprInterruptController *intc)
 {
+    SpaprXive *xive = SPAPR_XIVE(intc);
     XiveSource *xsrc;
     size_t esb_len;
 
@@ -838,11 +841,6 @@ void kvmppc_xive_disconnect(SpaprXive *xive, Error **errp)
         return;
     }
 
-    if (!kvmppc_has_cap_xive()) {
-        error_setg(errp, "IRQ_XIVE capability must be present for KVM");
-        return;
-    }
-
     /* Clear the KVM mapping */
     xsrc = &xive->source;
     esb_len = (1ull << xsrc->esb_shift) * xsrc->nr_irqs;
diff --git a/hw/intc/xics_kvm.c b/hw/intc/xics_kvm.c
index ba90d6dc96..954c424b36 100644
--- a/hw/intc/xics_kvm.c
+++ b/hw/intc/xics_kvm.c
@@ -342,8 +342,9 @@ void ics_kvm_set_irq(ICSState *ics, int srcno, int val)
     }
 }
 
-int xics_kvm_connect(SpaprMachineState *spapr, Error **errp)
+int xics_kvm_connect(SpaprInterruptController *intc, Error **errp)
 {
+    ICSState *ics = ICS_SPAPR(intc);
     int rc;
     CPUState *cs;
     Error *local_err = NULL;
@@ -413,7 +414,7 @@ int xics_kvm_connect(SpaprMachineState *spapr, Error **errp)
     }
 
     /* Update the KVM sources */
-    ics_set_kvm_state(spapr->ics, &local_err);
+    ics_set_kvm_state(ics, &local_err);
     if (local_err) {
         goto fail;
     }
@@ -431,11 +432,11 @@ int xics_kvm_connect(SpaprMachineState *spapr, Error **errp)
 
 fail:
     error_propagate(errp, local_err);
-    xics_kvm_disconnect(spapr, NULL);
+    xics_kvm_disconnect(intc);
     return -1;
 }
 
-void xics_kvm_disconnect(SpaprMachineState *spapr, Error **errp)
+void xics_kvm_disconnect(SpaprInterruptController *intc)
 {
     /*
      * Only on P9 using the XICS-on XIVE KVM device:
diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c
index a8005072e6..5c8ffb27da 100644
--- a/hw/ppc/spapr_irq.c
+++ b/hw/ppc/spapr_irq.c
@@ -124,7 +124,7 @@ static void spapr_irq_reset_xics(SpaprMachineState *spapr, Error **errp)
 static void spapr_irq_init_kvm_xics(SpaprMachineState *spapr, Error **errp)
 {
     if (kvm_enabled()) {
-        xics_kvm_connect(spapr, errp);
+        xics_kvm_connect(SPAPR_INTC(spapr->ics), errp);
     }
 }
 
@@ -173,7 +173,7 @@ static void spapr_irq_reset_xive(SpaprMachineState *spapr, Error **errp)
 static void spapr_irq_init_kvm_xive(SpaprMachineState *spapr, Error **errp)
 {
     if (kvm_enabled()) {
-        kvmppc_xive_connect(spapr->xive, errp);
+        kvmppc_xive_connect(SPAPR_INTC(spapr->xive), errp);
     }
 }
 
@@ -215,7 +215,7 @@ static int spapr_irq_post_load_dual(SpaprMachineState *spapr, int version_id)
      */
     if (spapr_ovec_test(spapr->ov5_cas, OV5_XIVE_EXPLOIT)) {
         if (kvm_irqchip_in_kernel()) {
-            xics_kvm_disconnect(spapr, &error_fatal);
+            xics_kvm_disconnect(SPAPR_INTC(spapr->ics));
         }
         spapr_irq_xive.reset(spapr, &error_fatal);
     }
@@ -225,8 +225,6 @@ static int spapr_irq_post_load_dual(SpaprMachineState *spapr, int version_id)
 
 static void spapr_irq_reset_dual(SpaprMachineState *spapr, Error **errp)
 {
-    Error *local_err = NULL;
-
     /*
      * Deactivate the XIVE MMIOs. The XIVE backend will reenable them
      * if selected.
@@ -235,18 +233,8 @@ static void spapr_irq_reset_dual(SpaprMachineState *spapr, Error **errp)
 
     /* Destroy all KVM devices */
     if (kvm_irqchip_in_kernel()) {
-        xics_kvm_disconnect(spapr, &local_err);
-        if (local_err) {
-            error_propagate(errp, local_err);
-            error_prepend(errp, "KVM XICS disconnect failed: ");
-            return;
-        }
-        kvmppc_xive_disconnect(spapr->xive, &local_err);
-        if (local_err) {
-            error_propagate(errp, local_err);
-            error_prepend(errp, "KVM XIVE disconnect failed: ");
-            return;
-        }
+        xics_kvm_disconnect(SPAPR_INTC(spapr->ics));
+        kvmppc_xive_disconnect(SPAPR_INTC(spapr->xive));
     }
 
     spapr_irq_current(spapr)->reset(spapr, errp);
diff --git a/include/hw/ppc/spapr_xive.h b/include/hw/ppc/spapr_xive.h
index ebe156eb30..64972754f9 100644
--- a/include/hw/ppc/spapr_xive.h
+++ b/include/hw/ppc/spapr_xive.h
@@ -68,8 +68,8 @@ int spapr_xive_end_to_target(uint8_t end_blk, uint32_t end_idx,
 /*
  * KVM XIVE device helpers
  */
-void kvmppc_xive_connect(SpaprXive *xive, Error **errp);
-void kvmppc_xive_disconnect(SpaprXive *xive, Error **errp);
+int kvmppc_xive_connect(SpaprInterruptController *intc, Error **errp);
+void kvmppc_xive_disconnect(SpaprInterruptController *intc);
 void kvmppc_xive_reset(SpaprXive *xive, Error **errp);
 void kvmppc_xive_set_source_config(SpaprXive *xive, uint32_t lisn, XiveEAS *eas,
                                    Error **errp);
diff --git a/include/hw/ppc/xics_spapr.h b/include/hw/ppc/xics_spapr.h
index 8e4fb6adce..28b87038c8 100644
--- a/include/hw/ppc/xics_spapr.h
+++ b/include/hw/ppc/xics_spapr.h
@@ -32,8 +32,8 @@
 #define TYPE_ICS_SPAPR "ics-spapr"
 #define ICS_SPAPR(obj) OBJECT_CHECK(ICSState, (obj), TYPE_ICS_SPAPR)
 
-int xics_kvm_connect(SpaprMachineState *spapr, Error **errp);
-void xics_kvm_disconnect(SpaprMachineState *spapr, Error **errp);
+int xics_kvm_connect(SpaprInterruptController *intc, Error **errp);
+void xics_kvm_disconnect(SpaprInterruptController *intc);
 bool xics_kvm_has_broken_disconnect(SpaprMachineState *spapr);
 
 #endif /* XICS_SPAPR_H */