diff options
Diffstat (limited to 'test/unit-tests.c')
| -rw-r--r-- | test/unit-tests.c | 168 |
1 files changed, 167 insertions, 1 deletions
diff --git a/test/unit-tests.c b/test/unit-tests.c index 25cba6c..929b83a 100644 --- a/test/unit-tests.c +++ b/test/unit-tests.c @@ -1684,7 +1684,172 @@ test_dirty_pages_without_dma(UNUSED void **state) assert_int_equal(0xabcd, r); } -int main(void) +static void +test_device_set_irqs(UNUSED void **state) +{ + vfu_irqs_t *irqs = alloca(sizeof (*irqs) + sizeof (int)); + struct vfio_irq_set irq_set = { 0, }; + vfu_ctx_t vfu_ctx = { 0, }; + int fd = 0xdead; + int ret; + + vfu_ctx.irq_count[VFU_DEV_MSIX_IRQ] = 2048; + vfu_ctx.irq_count[VFU_DEV_ERR_IRQ] = 1; + vfu_ctx.irq_count[VFU_DEV_REQ_IRQ] = 1; + vfu_ctx.irqs = irqs; + + /* validation tests */ + + irq_set.argsz = sizeof (irq_set); + + ret = handle_device_set_irqs(&vfu_ctx, 0, NULL, 0, &irq_set); + /* bad message size */ + assert_int_equal(-EINVAL, ret); + + irq_set.argsz = 3; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad .argsz */ + assert_int_equal(-EINVAL, ret); + + irq_set.argsz = sizeof (irq_set); + irq_set.index = VFU_DEV_NUM_IRQS; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad .index */ + assert_int_equal(-EINVAL, ret); + + irq_set.index = VFU_DEV_MSIX_IRQ; + irq_set.flags = VFIO_IRQ_SET_ACTION_MASK | VFIO_IRQ_SET_ACTION_UNMASK; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad flags, MASK and UNMASK */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_MASK | VFIO_IRQ_SET_DATA_NONE | + VFIO_IRQ_SET_DATA_BOOL; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad flags, DATA_NONE and DATA_BOOL */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_MASK | VFIO_IRQ_SET_DATA_NONE; + irq_set.start = 2047; + irq_set.count = 2; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad start, count range */ + assert_int_equal(-EINVAL, ret); + + irq_set.start = 2049; + irq_set.count = 1; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad start, count range */ + assert_int_equal(-EINVAL, ret); + + irq_set.start = 0; + irq_set.count = 1; + irq_set.index = VFU_DEV_ERR_IRQ; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad action for err irq */ + assert_int_equal(-EINVAL, ret); + + irq_set.index = VFU_DEV_REQ_IRQ; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad action for req irq */ + assert_int_equal(-EINVAL, ret); + + irq_set.start = 1; + irq_set.count = 0; + irq_set.index = VFU_DEV_MSIX_IRQ; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad start for count == 0 */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_MASK | VFIO_IRQ_SET_DATA_NONE; + irq_set.count = 0; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad action for count == 0 */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_BOOL; + irq_set.count = 0; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + /* bad action and data type for count == 0 */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_BOOL; + irq_set.count = 1; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), &fd, 1, &irq_set); + /* bad fds for DATA_BOOL */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_NONE; + irq_set.count = 1; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), &fd, 1, &irq_set); + /* bad fds for DATA_NONE */ + assert_int_equal(-EINVAL, ret); + + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_EVENTFD; + irq_set.count = 2; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), &fd, 1, &irq_set); + /* bad fds for count == 2 */ + assert_int_equal(-EINVAL, ret); + + irqs->err_efd = irqs->req_efd = -1; + + /* Basic disable functionality. */ + + irq_set.index = VFU_DEV_REQ_IRQ; + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_NONE; + irq_set.count = 0; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + assert_int_equal(0, ret); + + irq_set.index = VFU_DEV_REQ_IRQ; + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_EVENTFD; + irq_set.count = 1; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), NULL, 0, &irq_set); + assert_int_equal(0, ret); + + /* Basic enable. */ + + irq_set.index = VFU_DEV_MSIX_IRQ; + vfu_ctx.irq_count[VFU_DEV_MSIX_IRQ] = 1; + irqs->efds[0] = -1; + fd = 0xbeef; + + irq_set.index = VFU_DEV_MSIX_IRQ; + irq_set.flags = VFIO_IRQ_SET_ACTION_TRIGGER | VFIO_IRQ_SET_DATA_EVENTFD; + irq_set.count = 1; + irq_set.start = 0; + + ret = handle_device_set_irqs(&vfu_ctx, sizeof (irq_set), &fd, 1, &irq_set); + assert_int_equal(0, ret); + assert_int_equal(0xbeef, irqs->efds[0]); + +} + +int +main(void) { const struct CMUnitTest tests[] = { cmocka_unit_test_setup(test_dma_map_without_dma, setup), @@ -1741,6 +1906,7 @@ int main(void) cmocka_unit_test_setup(test_should_exec_command, setup), cmocka_unit_test_setup(test_exec_command, setup), cmocka_unit_test_setup(test_dirty_pages_without_dma, setup), + cmocka_unit_test_setup(test_device_set_irqs, setup), }; return cmocka_run_group_tests(tests, NULL, NULL); |