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-rw-r--r--hw/intc/s390_flic.c23
-rw-r--r--include/hw/s390x/s390_flic.h1
-rw-r--r--target/s390x/interrupt.c6
-rw-r--r--target/s390x/misc_helper.c2
4 files changed, 22 insertions, 10 deletions
diff --git a/hw/intc/s390_flic.c b/hw/intc/s390_flic.c
index 5febde2..b46c0f1 100644
--- a/hw/intc/s390_flic.c
+++ b/hw/intc/s390_flic.c
@@ -22,6 +22,17 @@
#include "qapi/error.h"
#include "hw/s390x/s390-virtio-ccw.h"
+QEMUS390FLICState *s390_get_qemu_flic(S390FLICState *fs)
+{
+ static QEMUS390FLICState *flic;
+
+ if (!flic) {
+ /* we only have one flic device, so this is fine to cache */
+ flic = QEMU_S390_FLIC(fs);
+ }
+ return flic;
+}
+
S390FLICState *s390_get_flic(void)
{
static S390FLICState *fs;
@@ -79,7 +90,7 @@ static void qemu_s390_release_adapter_routes(S390FLICState *fs,
static int qemu_s390_clear_io_flic(S390FLICState *fs, uint16_t subchannel_id,
uint16_t subchannel_nr)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(fs);
+ QEMUS390FLICState *flic = s390_get_qemu_flic(fs);
QEMUS390FlicIO *cur, *next;
uint8_t isc;
@@ -113,7 +124,7 @@ static int qemu_s390_clear_io_flic(S390FLICState *fs, uint16_t subchannel_id,
static int qemu_s390_modify_ais_mode(S390FLICState *fs, uint8_t isc,
uint16_t mode)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(fs);
+ QEMUS390FLICState *flic = s390_get_qemu_flic(fs);
switch (mode) {
case SIC_IRQ_MODE_ALL:
@@ -134,7 +145,7 @@ static int qemu_s390_modify_ais_mode(S390FLICState *fs, uint8_t isc,
static int qemu_s390_inject_airq(S390FLICState *fs, uint8_t type,
uint8_t isc, uint8_t flags)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(fs);
+ QEMUS390FLICState *flic = s390_get_qemu_flic(fs);
S390FLICStateClass *fsc = S390_FLIC_COMMON_GET_CLASS(fs);
bool flag = flags & S390_ADAPTER_SUPPRESSIBLE;
uint32_t io_int_word = (isc << 27) | IO_INT_WORD_AI;
@@ -246,7 +257,7 @@ void qemu_s390_flic_dequeue_crw_mchk(QEMUS390FLICState *flic)
static void qemu_s390_inject_service(S390FLICState *fs, uint32_t parm)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(fs);
+ QEMUS390FLICState *flic = s390_get_qemu_flic(fs);
g_assert(qemu_mutex_iothread_locked());
/* multiplexing is good enough for sclp - kvm does it internally as well */
@@ -261,7 +272,7 @@ static void qemu_s390_inject_io(S390FLICState *fs, uint16_t subchannel_id,
uint32_t io_int_word)
{
const uint8_t isc = IO_INT_WORD_ISC(io_int_word);
- QEMUS390FLICState *flic = QEMU_S390_FLIC(fs);
+ QEMUS390FLICState *flic = s390_get_qemu_flic(fs);
QEMUS390FlicIO *io;
g_assert(qemu_mutex_iothread_locked());
@@ -279,7 +290,7 @@ static void qemu_s390_inject_io(S390FLICState *fs, uint16_t subchannel_id,
static void qemu_s390_inject_crw_mchk(S390FLICState *fs)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(fs);
+ QEMUS390FLICState *flic = s390_get_qemu_flic(fs);
g_assert(qemu_mutex_iothread_locked());
flic->pending |= FLIC_PENDING_MCHK_CR;
diff --git a/include/hw/s390x/s390_flic.h b/include/hw/s390x/s390_flic.h
index 566d153..a636afc 100644
--- a/include/hw/s390x/s390_flic.h
+++ b/include/hw/s390x/s390_flic.h
@@ -135,6 +135,7 @@ bool qemu_s390_flic_has_any(QEMUS390FLICState *flic);
void s390_flic_init(void);
S390FLICState *s390_get_flic(void);
+QEMUS390FLICState *s390_get_qemu_flic(S390FLICState *fs);
bool ais_needed(void *opaque);
#endif /* HW_S390_FLIC_H */
diff --git a/target/s390x/interrupt.c b/target/s390x/interrupt.c
index 61691aa..1947012 100644
--- a/target/s390x/interrupt.c
+++ b/target/s390x/interrupt.c
@@ -158,7 +158,7 @@ void s390_crw_mchk(void)
bool s390_cpu_has_mcck_int(S390CPU *cpu)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(s390_get_flic());
+ QEMUS390FLICState *flic = s390_get_qemu_flic(s390_get_flic());
CPUS390XState *env = &cpu->env;
if (!(env->psw.mask & PSW_MASK_MCHECK)) {
@@ -176,7 +176,7 @@ bool s390_cpu_has_mcck_int(S390CPU *cpu)
bool s390_cpu_has_ext_int(S390CPU *cpu)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(s390_get_flic());
+ QEMUS390FLICState *flic = s390_get_qemu_flic(s390_get_flic());
CPUS390XState *env = &cpu->env;
if (!(env->psw.mask & PSW_MASK_EXT)) {
@@ -218,7 +218,7 @@ bool s390_cpu_has_ext_int(S390CPU *cpu)
bool s390_cpu_has_io_int(S390CPU *cpu)
{
- QEMUS390FLICState *flic = QEMU_S390_FLIC(s390_get_flic());
+ QEMUS390FLICState *flic = s390_get_qemu_flic(s390_get_flic());
CPUS390XState *env = &cpu->env;
if (!(env->psw.mask & PSW_MASK_IO)) {
diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c
index c1ff152..45cab8c 100644
--- a/target/s390x/misc_helper.c
+++ b/target/s390x/misc_helper.c
@@ -452,7 +452,7 @@ uint32_t HELPER(tpi)(CPUS390XState *env, uint64_t addr)
{
const uintptr_t ra = GETPC();
S390CPU *cpu = s390_env_get_cpu(env);
- QEMUS390FLICState *flic = QEMU_S390_FLIC(s390_get_flic());
+ QEMUS390FLICState *flic = s390_get_qemu_flic(s390_get_flic());
QEMUS390FlicIO *io = NULL;
LowCore *lowcore;