spapr: Pass sPAPR machine state to some RTAS events handling functions

Some functions in hw/ppc/spapr_events.c get a pointer to the machine
state using qdev_get_machine(). Convert them to get it from their
caller when possible.

Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <20201209170052.1431440-6-groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

hw/ppc/spapr_events.c

@@ -480,9 +480,8 @@ static SpaprEventLogEntry *rtas_event_log_dequeue(SpaprMachineState *spapr,
     return entry;
 }
 
-static bool rtas_event_log_contains(uint32_t event_mask)
+static bool rtas_event_log_contains(SpaprMachineState *spapr, uint32_t event_mask)
 {
-    SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
     SpaprEventLogEntry *entry = NULL;
 
     QTAILQ_FOREACH(entry, &spapr->pending_events, next) {
@@ -509,10 +508,10 @@ static void spapr_init_v6hdr(struct rtas_event_log_v6 *v6hdr)
     v6hdr->company = cpu_to_be32(RTAS_LOG_V6_COMPANY_IBM);
 }
 
-static void spapr_init_maina(struct rtas_event_log_v6_maina *maina,
+static void spapr_init_maina(SpaprMachineState *spapr,
+                             struct rtas_event_log_v6_maina *maina,
                              int section_count)
 {
-    SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
     struct tm tm;
     int year;
 
@@ -560,7 +559,7 @@ static void spapr_powerdown_req(Notifier *n, void *opaque)
     entry->extended_length = sizeof(*new_epow);
 
     spapr_init_v6hdr(v6hdr);
-    spapr_init_maina(maina, 3 /* Main-A, Main-B and EPOW */);
+    spapr_init_maina(spapr, maina, 3 /* Main-A, Main-B and EPOW */);
 
     mainb->hdr.section_id = cpu_to_be16(RTAS_LOG_V6_SECTION_ID_MAINB);
     mainb->hdr.section_length = cpu_to_be16(sizeof(*mainb));
@@ -613,7 +612,7 @@ static void spapr_hotplug_req_event(uint8_t hp_id, uint8_t hp_action,
     entry->extended_length = sizeof(*new_hp);
 
     spapr_init_v6hdr(v6hdr);
-    spapr_init_maina(maina, 3 /* Main-A, Main-B, HP */);
+    spapr_init_maina(spapr, maina, 3 /* Main-A, Main-B, HP */);
 
     mainb->hdr.section_id = cpu_to_be16(RTAS_LOG_V6_SECTION_ID_MAINB);
     mainb->hdr.section_length = cpu_to_be16(sizeof(*mainb));
@@ -808,9 +807,9 @@ static uint32_t spapr_mce_get_elog_type(PowerPCCPU *cpu, bool recovered,
     return summary;
 }
 
-static void spapr_mce_dispatch_elog(PowerPCCPU *cpu, bool recovered)
+static void spapr_mce_dispatch_elog(SpaprMachineState *spapr, PowerPCCPU *cpu,
+                                    bool recovered)
 {
-    SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
     CPUState *cs = CPU(cpu);
     CPUPPCState *env = &cpu->env;
     uint64_t rtas_addr;
@@ -927,7 +926,7 @@ void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered)
         warn_report("Received a fwnmi while migration was in progress");
     }
 
-    spapr_mce_dispatch_elog(cpu, recovered);
+    spapr_mce_dispatch_elog(spapr, cpu, recovered);
 }
 
 static void check_exception(PowerPCCPU *cpu, SpaprMachineState *spapr,
@@ -980,7 +979,7 @@ static void check_exception(PowerPCCPU *cpu, SpaprMachineState *spapr,
      * interrupts.
      */
     for (i = 0; i < EVENT_CLASS_MAX; i++) {
-        if (rtas_event_log_contains(EVENT_CLASS_MASK(i))) {
+        if (rtas_event_log_contains(spapr, EVENT_CLASS_MASK(i))) {
             const SpaprEventSource *source =
                 spapr_event_sources_get_source(spapr->event_sources, i);
 
@@ -1007,7 +1006,7 @@ static void event_scan(PowerPCCPU *cpu, SpaprMachineState *spapr,
     }
 
     for (i = 0; i < EVENT_CLASS_MAX; i++) {
-        if (rtas_event_log_contains(EVENT_CLASS_MASK(i))) {
+        if (rtas_event_log_contains(spapr, EVENT_CLASS_MASK(i))) {
             const SpaprEventSource *source =
                 spapr_event_sources_get_source(spapr->event_sources, i);