tests/qtest: Use qtest_system_reset() instead of open-coded versions

Use the qtest_system_reset() function in various tests that were
previously open-coding the system-reset. Note that in several
cases this fixes a bug where the test did not wait for the RESET
QMP event before continuing.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Fabiano Rosas <farosas@suse.de>

tests/qtest/bios-tables-test.c

@@ -959,7 +959,7 @@ static void test_acpi_piix4_tcg_bridge(void)
     free_test_data(&data);
 
     /* check that reboot/reset doesn't change any ACPI tables  */
-    qtest_qmp_send(data.qts, "{'execute':'system_reset' }");
+    qtest_system_reset(data.qts);
     process_acpi_tables(&data);
     free_test_data(&data);
 }
@@ -1216,7 +1216,7 @@ static void test_acpi_q35_multif_bridge(void)
     free_test_data(&data);
 
     /* check that reboot/reset doesn't change any ACPI tables  */
-    qtest_qmp_send(data.qts, "{'execute':'system_reset' }");
+    qtest_system_reset(data.qts);
     process_acpi_tables(&data);
     free_test_data(&data);
 }

tests/qtest/boot-order-test.c

@@ -40,12 +40,7 @@ static void test_a_boot_order(const char *machine,
                       machine ?: "", test_args);
     actual = read_boot_order(qts);
     g_assert_cmphex(actual, ==, expected_boot);
-    qtest_qmp_assert_success(qts, "{ 'execute': 'system_reset' }");
-    /*
-     * system_reset only requests reset.  We get a RESET event after
-     * the actual reset completes.  Need to wait for that.
-     */
-    qtest_qmp_eventwait(qts, "RESET");
+    qtest_system_reset(qts);
     actual = read_boot_order(qts);
     g_assert_cmphex(actual, ==, expected_reboot);
     qtest_quit(qts);

tests/qtest/hd-geo-test.c

@@ -900,7 +900,6 @@ static void test_override_hot_unplug(TestArgs *args, const char *devid,
     QTestState *qts;
     char *joined_args;
     QFWCFG *fw_cfg;
-    QDict *response;
     int i;
 
     joined_args = g_strjoinv(" ", args->argv);
@@ -913,13 +912,7 @@ static void test_override_hot_unplug(TestArgs *args, const char *devid,
     /* unplug device an restart */
     qtest_qmp_device_del_send(qts, devid);
 
-    response = qtest_qmp(qts,
-                         "{ 'execute': 'system_reset', 'arguments': { }}");
-    g_assert(response);
-    g_assert(!qdict_haskey(response, "error"));
-    qobject_unref(response);
-
-    qtest_qmp_eventwait(qts, "RESET");
+    qtest_system_reset(qts);
 
     read_bootdevices(fw_cfg, expected2);
 

tests/qtest/q35-test.c

@@ -83,7 +83,6 @@ static void test_smram_lock(void)
 {
     QPCIBus *pcibus;
     QPCIDevice *pcidev;
-    QDict *response;
     QTestState *qts;
 
     qts = qtest_init("-M q35");
@@ -107,10 +106,7 @@ static void test_smram_lock(void)
     g_assert(smram_test_bit(pcidev, MCH_HOST_BRIDGE_SMRAM_D_OPEN) == false);
 
     /* reset */
-    response = qtest_qmp(qts, "{'execute': 'system_reset', 'arguments': {} }");
-    g_assert(response);
-    g_assert(!qdict_haskey(response, "error"));
-    qobject_unref(response);
+    qtest_system_reset(qts);
 
     /* check open is settable again */
     smram_set_bit(pcidev, MCH_HOST_BRIDGE_SMRAM_D_OPEN, false);
@@ -194,7 +190,6 @@ static void test_smram_smbase_lock(void)
 {
     QPCIBus *pcibus;
     QPCIDevice *pcidev;
-    QDict *response;
     QTestState *qts;
     int i;
 
@@ -237,10 +232,7 @@ static void test_smram_smbase_lock(void)
     }
 
     /* reset */
-    response = qtest_qmp(qts, "{'execute': 'system_reset', 'arguments': {} }");
-    g_assert(response);
-    g_assert(!qdict_haskey(response, "error"));
-    qobject_unref(response);
+    qtest_system_reset(qts);
 
     /* check RAM at SMBASE is available after reset */
     g_assert_cmpint(qtest_readb(qts, SMBASE), ==, SMRAM_TEST_PATTERN);

tests/qtest/qos-test.c

@@ -103,8 +103,7 @@ static void restart_qemu_or_continue(char *path)
         old_path = g_strdup(path);
         qtest_start(path);
     } else { /* if cmd line is the same, reset the guest */
-        qobject_unref(qmp("{ 'execute': 'system_reset' }"));
-        qmp_eventwait("RESET");
+        qtest_system_reset(global_qtest);
     }
 }
 

tests/qtest/stm32l4x5_gpio-test.c

@@ -169,14 +169,6 @@ static uint32_t reset(uint32_t gpio, unsigned int offset)
     return 0x0;
 }
 
-static void system_reset(void)
-{
-    QDict *r;
-    r = qtest_qmp(global_qtest, "{'execute': 'system_reset'}");
-    g_assert_false(qdict_haskey(r, "error"));
-    qobject_unref(r);
-}
-
 static void test_idr_reset_value(void)
 {
     /*
@@ -214,7 +206,7 @@ static void test_idr_reset_value(void)
     gpio_writel(GPIO_H, OTYPER, 0xDEADBEEF);
     gpio_writel(GPIO_H, PUPDR, 0xDEADBEEF);
 
-    system_reset();
+    qtest_system_reset(global_qtest);
 
     uint32_t moder = gpio_readl(GPIO_A, MODER);
     uint32_t odr = gpio_readl(GPIO_A, ODR);

tests/qtest/stm32l4x5_syscfg-test.c

@@ -47,14 +47,6 @@ static void syscfg_set_irq(int num, int level)
    qtest_set_irq_in(global_qtest, SOC, NULL, num, level);
 }
 
-static void system_reset(void)
-{
-    QDict *response;
-    response = qtest_qmp(global_qtest, "{'execute': 'system_reset'}");
-    g_assert(qdict_haskey(response, "return"));
-    qobject_unref(response);
-}
-
 static void test_reset(void)
 {
     /*
@@ -182,7 +174,7 @@ static void test_set_only_bits(void)
     syscfg_writel(SYSCFG_SWPR2, 0x00000000);
     g_assert_cmphex(syscfg_readl(SYSCFG_SWPR2), ==, 0xFFFFFFFF);
 
-    system_reset();
+    qtest_system_reset(global_qtest);
 }
 
 static void test_clear_only_bits(void)
@@ -194,7 +186,7 @@ static void test_clear_only_bits(void)
     syscfg_writel(SYSCFG_CFGR1, 0x00000001);
     g_assert_cmphex(syscfg_readl(SYSCFG_CFGR1), ==, 0x00000000);
 
-    system_reset();
+    qtest_system_reset(global_qtest);
 }
 
 static void test_interrupt(void)