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accel: Move accel name lookup to separate function

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Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Eduardo Habkost 2014-09-26 17:45:20 -03:00 committed by Paolo Bonzini
parent e8b466ef95
commit a224655200
1 changed files with 33 additions and 24 deletions
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57
accel.c
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@ -55,11 +55,24 @@ static AccelType accel_list[] = {
{ "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
};
/* Lookup AccelType from opt_name. Returns NULL if not found */
static AccelType *accel_find(const char *opt_name)
{
int i;
for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
AccelType *acc = &accel_list[i];
if (acc->opt_name && strcmp(acc->opt_name, opt_name) == 0) {
return acc;
}
}
return NULL;
}
int configure_accelerator(MachineClass *mc)
{
const char *p;
char buf[10];
int i, ret;
int ret;
bool accel_initialised = false;
bool init_failed = false;
AccelType *acc = NULL;
@ -75,30 +88,26 @@ int configure_accelerator(MachineClass *mc)
p++;
}
p = get_opt_name(buf, sizeof(buf), p, ':');
for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
acc = &accel_list[i];
if (strcmp(acc->opt_name, buf) == 0) {
if (!acc->available()) {
printf("%s not supported for this target\n",
acc->name);
break;
}
*(acc->allowed) = true;
ret = acc->init(mc);
if (ret < 0) {
init_failed = true;
fprintf(stderr, "failed to initialize %s: %s\n",
acc->name,
strerror(-ret));
*(acc->allowed) = false;
} else {
accel_initialised = true;
}
break;
}
}
if (i == ARRAY_SIZE(accel_list)) {
acc = accel_find(buf);
if (!acc) {
fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
continue;
}
if (!acc->available()) {
printf("%s not supported for this target\n",
acc->name);
continue;
}
*(acc->allowed) = true;
ret = acc->init(mc);
if (ret < 0) {
init_failed = true;
fprintf(stderr, "failed to initialize %s: %s\n",
acc->name,
strerror(-ret));
*(acc->allowed) = false;
} else {
accel_initialised = true;
}
}