/* Test that block devices can be created */
static int dm_test_blk_base(struct unit_test_state *uts)
{
struct udevice *blk1, *blk3, *dev;
/* Make sure there are no block devices */
ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_BLK, 0, &dev));
/* Create two, one the parent of the other */
ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test",
IF_TYPE_HOST, 1, 512, 2, &blk1));
ut_assertok(blk_create_device(blk1, "sandbox_host_blk", "test",
IF_TYPE_HOST, 3, 512, 2, &blk3));
/* Check we can find them */
ut_asserteq(-ENODEV, blk_get_device(IF_TYPE_HOST, 0, &dev));
ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev));
ut_asserteq_ptr(blk1, dev);
ut_assertok(blk_get_device(IF_TYPE_HOST, 3, &dev));
ut_asserteq_ptr(blk3, dev);
/* Check we can iterate */
ut_assertok(blk_first_device(IF_TYPE_HOST, &dev));
ut_asserteq_ptr(blk1, dev);
ut_assertok(blk_next_device(&dev));
ut_asserteq_ptr(blk3, dev);
return 0;
}
/* Test that the bus ops are called when a child is probed/removed */
static int dm_test_bus_parent_ops(struct dm_test_state *dms)
{
struct dm_test_parent_data *parent_data;
struct udevice *bus, *dev;
struct uclass *uc;
test_state = dms;
ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus));
ut_assertok(uclass_get(UCLASS_TEST_FDT, &uc));
uclass_foreach_dev(dev, uc) {
/* Ignore these if they are not on this bus */
if (dev->parent != bus)
continue;
ut_asserteq_ptr(NULL, dev_get_parentdata(dev));
ut_assertok(device_probe(dev));
parent_data = dev_get_parentdata(dev);
ut_asserteq(FLAG_CHILD_PROBED, parent_data->flag);
}
uclass_foreach_dev(dev, uc) {
/* Ignore these if they are not on this bus */
if (dev->parent != bus)
continue;
parent_data = dev_get_parentdata(dev);
ut_asserteq(FLAG_CHILD_PROBED, parent_data->flag);
ut_assertok(device_remove(dev));
ut_asserteq_ptr(NULL, dev_get_parentdata(dev));
ut_asserteq_ptr(dms->removed, dev);
}
test_state = NULL;
return 0;
}
/* Test that we can iterate through children */
static int dm_test_bus_children_iterators(struct unit_test_state *uts)
{
struct udevice *bus, *dev, *child;
/* Walk through the children one by one */
ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus));
ut_assertok(device_find_first_child(bus, &dev));
ut_asserteq_str("c-test@5", dev->name);
ut_assertok(device_find_next_child(&dev));
ut_asserteq_str("c-test@0", dev->name);
ut_assertok(device_find_next_child(&dev));
ut_asserteq_str("c-test@1", dev->name);
ut_assertok(device_find_next_child(&dev));
ut_asserteq_ptr(dev, NULL);
/* Move to the next child without using device_find_first_child() */
ut_assertok(device_find_child_by_seq(bus, 5, true, &dev));
ut_asserteq_str("c-test@5", dev->name);
ut_assertok(device_find_next_child(&dev));
ut_asserteq_str("c-test@0", dev->name);
/* Try a device with no children */
ut_assertok(device_find_first_child(dev, &child));
ut_asserteq_ptr(child, NULL);
return 0;
}
/* Test that the bus can store data about each child */
static int test_bus_parent_data(struct unit_test_state *uts)
{
struct dm_test_parent_data *parent_data;
struct udevice *bus, *dev;
struct uclass *uc;
int value;
ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus));
/* Check that parent data is allocated */
ut_assertok(device_find_child_by_seq(bus, 0, true, &dev));
ut_asserteq_ptr(NULL, dev_get_parent_priv(dev));
ut_assertok(device_get_child_by_seq(bus, 0, &dev));
parent_data = dev_get_parent_priv(dev);
ut_assert(NULL != parent_data);
/* Check that it starts at 0 and goes away when device is removed */
parent_data->sum += 5;
ut_asserteq(5, parent_data->sum);
device_remove(dev);
ut_asserteq_ptr(NULL, dev_get_parent_priv(dev));
/* Check that we can do this twice */
ut_assertok(device_get_child_by_seq(bus, 0, &dev));
parent_data = dev_get_parent_priv(dev);
ut_assert(NULL != parent_data);
parent_data->sum += 5;
ut_asserteq(5, parent_data->sum);
/* Add parent data to all children */
ut_assertok(uclass_get(UCLASS_TEST_FDT, &uc));
value = 5;
uclass_foreach_dev(dev, uc) {
/* Ignore these if they are not on this bus */
if (dev->parent != bus) {
ut_asserteq_ptr(NULL, dev_get_parent_priv(dev));
continue;
}
ut_assertok(device_probe(dev));
parent_data = dev_get_parent_priv(dev);
parent_data->sum = value;
value += 5;
}
/* Check it is still there */
value = 5;
uclass_foreach_dev(dev, uc) {
/* Ignore these if they are not on this bus */
if (dev->parent != bus)
continue;
parent_data = dev_get_parent_priv(dev);
ut_asserteq(value, parent_data->sum);
value += 5;
}
return 0;
}
/**
* lib_memcpy() - unit test for memcpy()
*
* Test memcpy() with varied alignment and length of the copied buffer.
*
* @uts: unit test state
* Return: 0 = success, 1 = failure
*/
static int lib_memcpy(struct unit_test_state *uts)
{
u8 buf1[BUFLEN];
u8 buf2[BUFLEN];
int offset1, offset2, len;
void *ptr;
init_buffer(buf1, MASK);
for (offset1 = 0; offset1 <= SWEEP; ++offset1) {
for (offset2 = 0; offset2 <= SWEEP; ++offset2) {
for (len = 1; len < BUFLEN - SWEEP; ++len) {
init_buffer(buf2, 0);
ptr = memcpy(buf2 + offset2, buf1 + offset1,
len);
ut_asserteq_ptr(buf2 + offset2, (u8 *)ptr);
if (test_memmove(uts, buf2, MASK, offset1,
offset2, len)) {
debug("%s: failure %d, %d, %d\n",
__func__, offset1, offset2, len);
return CMD_RET_FAILURE;
}
}
}
}
return 0;
}
static int dm_test_uclass_devices_find_by_name(struct unit_test_state *uts)
{
struct udevice *finddev;
struct udevice *testdev;
int findret, ret;
/*
* For each test device found in fdt like: "a-test", "b-test", etc.,
* use its name and try to find it by uclass_find_device_by_name().
* Then, on success check if:
* - current 'testdev' name is equal to the returned 'finddev' name
* - current 'testdev' pointer is equal to the returned 'finddev'
*
* We assume that, each uclass's device name is unique, so if not, then
* this will fail on checking condition: testdev == finddev, since the
* uclass_find_device_by_name(), returns the first device by given name.
*/
for (ret = uclass_find_first_device(UCLASS_TEST_FDT, &testdev);
testdev;
ret = uclass_find_next_device(&testdev)) {
ut_assertok(ret);
ut_assert(testdev);
findret = uclass_find_device_by_name(UCLASS_TEST_FDT,
testdev->name,
&finddev);
ut_assertok(findret);
ut_assert(testdev);
ut_asserteq_str(testdev->name, finddev->name);
ut_asserteq_ptr(testdev, finddev);
}
return 0;
}
/*
* Test that the bus' uclass' child_pre_probe() is called before the
* device's probe() method
*/
static int dm_test_bus_child_pre_probe_uclass(struct unit_test_state *uts)
{
struct udevice *bus, *dev;
int child_count;
/*
* See testfdt_drv_probe() which effectively checks that the uclass
* flag is set before that method is called
*/
ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus));
for (device_find_first_child(bus, &dev), child_count = 0;
dev;
device_find_next_child(&dev)) {
struct dm_test_priv *priv = dev_get_priv(dev);
/* Check that things happened in the right order */
ut_asserteq_ptr(NULL, priv);
ut_assertok(device_probe(dev));
priv = dev_get_priv(dev);
ut_assert(priv != NULL);
ut_asserteq(1, priv->uclass_flag);
ut_asserteq(1, priv->uclass_total);
child_count++;
}
ut_asserteq(3, child_count);
return 0;
}
/* Test regulator autoset method */
static int dm_test_power_regulator_autoset(struct unit_test_state *uts)
{
const char *platname;
struct udevice *dev, *dev_autoset;
/*
* Test the BUCK1 with fdt properties
* - min-microvolt = max-microvolt = 1200000
* - min-microamp = max-microamp = 200000
* - always-on = set
* - boot-on = not set
* Expected output state: uV=1200000; uA=200000; output enabled
*/
platname = regulator_names[BUCK1][PLATNAME];
ut_assertok(regulator_autoset_by_name(platname, &dev_autoset));
/* Check, that the returned device is proper */
ut_assertok(regulator_get_by_platname(platname, &dev));
ut_asserteq_ptr(dev, dev_autoset);
/* Check the setup after autoset */
ut_asserteq(regulator_get_value(dev),
SANDBOX_BUCK1_AUTOSET_EXPECTED_UV);
ut_asserteq(regulator_get_current(dev),
SANDBOX_BUCK1_AUTOSET_EXPECTED_UA);
ut_asserteq(regulator_get_enable(dev),
SANDBOX_BUCK1_AUTOSET_EXPECTED_ENABLE);
return 0;
}
/* Test that block devices work correctly with USB */
static int dm_test_blk_usb(struct unit_test_state *uts)
{
struct udevice *usb_dev, *dev;
struct blk_desc *dev_desc;
/* Get a flash device */
state_set_skip_delays(true);
ut_assertok(usb_init());
ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &usb_dev));
ut_assertok(blk_get_device_by_str("usb", "0", &dev_desc));
/* The parent should be a block device */
ut_assertok(blk_get_device(IF_TYPE_USB, 0, &dev));
ut_asserteq_ptr(usb_dev, dev_get_parent(dev));
/* Check we have one block device for each mass storage device */
ut_asserteq(6, count_blk_devices());
/* Now go around again, making sure the old devices were unbound */
ut_assertok(usb_stop());
ut_assertok(usb_init());
ut_asserteq(6, count_blk_devices());
ut_assertok(usb_stop());
return 0;
}
/* Test that block device numbering works as expected */
static int dm_test_blk_devnum(struct unit_test_state *uts)
{
struct udevice *dev, *mmc_dev, *parent;
int i;
/*
* Probe the devices, with the first one being probed last. This is the
* one with no alias / sequence numnber.
*/
ut_assertok(uclass_get_device(UCLASS_MMC, 1, &dev));
ut_assertok(uclass_get_device(UCLASS_MMC, 2, &dev));
ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
for (i = 0; i < 3; i++) {
struct blk_desc *desc;
/* Check that the bblock device is attached */
ut_assertok(uclass_get_device_by_seq(UCLASS_MMC, i, &mmc_dev));
ut_assertok(blk_find_device(IF_TYPE_MMC, i, &dev));
parent = dev_get_parent(dev);
ut_asserteq_ptr(parent, mmc_dev);
ut_asserteq(trailing_strtol(mmc_dev->name), i);
/*
* Check that the block device devnum matches its parent's
* sequence number
*/
desc = dev_get_uclass_platdata(dev);
ut_asserteq(desc->devnum, i);
}
return 0;
}
/* Test obtaining an LED by label */
static int dm_test_led_label(struct unit_test_state *uts)
{
struct udevice *dev, *cmp;
ut_assertok(led_get_by_label("sandbox:red", &dev));
ut_asserteq(1, device_active(dev));
ut_assertok(uclass_get_device(UCLASS_LED, 1, &cmp));
ut_asserteq_ptr(dev, cmp);
ut_assertok(led_get_by_label("sandbox:green", &dev));
ut_asserteq(1, device_active(dev));
ut_assertok(uclass_get_device(UCLASS_LED, 2, &cmp));
ut_asserteq_ptr(dev, cmp);
ut_asserteq(-ENODEV, led_get_by_label("sandbox:blue", &dev));
return 0;
}
/* Test that we can find block devices without probing them */
static int dm_test_blk_find(struct unit_test_state *uts)
{
struct udevice *blk, *dev;
ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test",
IF_TYPE_HOST, 1, 512, 2, &blk));
ut_asserteq(-ENODEV, blk_find_device(IF_TYPE_HOST, 0, &dev));
ut_assertok(blk_find_device(IF_TYPE_HOST, 1, &dev));
ut_asserteq_ptr(blk, dev);
ut_asserteq(false, device_active(dev));
/* Now activate it */
ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev));
ut_asserteq_ptr(blk, dev);
ut_asserteq(true, device_active(dev));
return 0;
}
static int dm_test_uclass_before_ready(struct dm_test_state *dms)
{
struct uclass *uc;
ut_assertok(uclass_get(UCLASS_TEST, &uc));
memset(gd, '\0', sizeof(*gd));
ut_asserteq_ptr(NULL, uclass_find(UCLASS_TEST));
return 0;
}
/* Test that sequence numbers are allocated properly */
static int dm_test_fdt_uclass_seq(struct unit_test_state *uts)
{
struct udevice *dev;
/* A few basic santiy tests */
ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 3, true, &dev));
ut_asserteq_str("b-test", dev->name);
ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 8, true, &dev));
ut_asserteq_str("a-test", dev->name);
ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 5,
true, &dev));
ut_asserteq_ptr(NULL, dev);
/* Test aliases */
ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 6, &dev));
ut_asserteq_str("e-test", dev->name);
ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 7,
true, &dev));
/*
* Note that c-test nodes are not probed since it is not a top-level
* node
*/
ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 3, &dev));
ut_asserteq_str("b-test", dev->name);
/*
* d-test wants sequence number 3 also, but it can't have it because
* b-test gets it first.
*/
ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 2, &dev));
ut_asserteq_str("d-test", dev->name);
/* d-test actually gets 0 */
ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 0, &dev));
ut_asserteq_str("d-test", dev->name);
/* initially no one wants seq 1 */
ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_TEST_FDT, 1,
&dev));
ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev));
ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 4, &dev));
/* But now that it is probed, we can find it */
ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 1, &dev));
ut_asserteq_str("f-test", dev->name);
return 0;
}
/* Test we can access a regmap through syscon */
static int dm_test_regmap_syscon(struct unit_test_state *uts)
{
struct regmap *map;
map = syscon_get_regmap_by_driver_data(SYSCON0);
ut_assertok_ptr(map);
ut_asserteq(1, map->range_count);
map = syscon_get_regmap_by_driver_data(SYSCON1);
ut_assertok_ptr(map);
ut_asserteq(4, map->range_count);
map = syscon_get_regmap_by_driver_data(SYSCON_COUNT);
ut_asserteq_ptr(ERR_PTR(-ENODEV), map);
ut_asserteq(0x10, map_to_sysmem(syscon_get_first_range(SYSCON0)));
ut_asserteq(0x20, map_to_sysmem(syscon_get_first_range(SYSCON1)));
ut_asserteq_ptr(ERR_PTR(-ENODEV),
syscon_get_first_range(SYSCON_COUNT));
return 0;
}
/* Base test of register maps */
static int dm_test_regmap_base(struct unit_test_state *uts)
{
struct udevice *dev;
struct regmap *map;
ofnode node;
int i;
ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
map = syscon_get_regmap(dev);
ut_assertok_ptr(map);
ut_asserteq(1, map->range_count);
ut_asserteq(0x10, map->ranges[0].start);
ut_asserteq(4, map->ranges[0].size);
ut_asserteq(0x10, map_to_sysmem(regmap_get_range(map, 0)));
ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
map = syscon_get_regmap(dev);
ut_assertok_ptr(map);
ut_asserteq(4, map->range_count);
ut_asserteq(0x20, map->ranges[0].start);
for (i = 0; i < 4; i++) {
const unsigned long addr = 0x20 + 8 * i;
ut_asserteq(addr, map->ranges[i].start);
ut_asserteq(5 + i, map->ranges[i].size);
ut_asserteq(addr, map_to_sysmem(regmap_get_range(map, i)));
}
/* Check that we can't pretend a different device is a syscon */
ut_assertok(uclass_get_device(UCLASS_I2C, 0, &dev));
map = syscon_get_regmap(dev);
ut_asserteq_ptr(ERR_PTR(-ENOEXEC), map);
/* A different device can be a syscon by using Linux-compat API */
node = ofnode_path("/syscon@2");
ut_assert(ofnode_valid(node));
map = syscon_node_to_regmap(node);
ut_assertok_ptr(map);
ut_asserteq(4, map->range_count);
ut_asserteq(0x40, map->ranges[0].start);
for (i = 0; i < 4; i++) {
const unsigned long addr = 0x40 + 8 * i;
ut_asserteq(addr, map->ranges[i].start);
ut_asserteq(5 + i, map->ranges[i].size);
ut_asserteq(addr, map_to_sysmem(regmap_get_range(map, i)));
}
return 0;
}
static int dm_test_uclass_before_ready(struct unit_test_state *uts)
{
struct uclass *uc;
ut_assertok(uclass_get(UCLASS_TEST, &uc));
gd->dm_root = NULL;
gd->dm_root_f = NULL;
memset(&gd->uclass_root, '\0', sizeof(gd->uclass_root));
ut_asserteq_ptr(NULL, uclass_find(UCLASS_TEST));
return 0;
}
/* Base test of register maps */
static int dm_test_regmap_base(struct unit_test_state *uts)
{
struct udevice *dev;
struct regmap *map;
int i;
ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
map = syscon_get_regmap(dev);
ut_assertok_ptr(map);
ut_asserteq(1, map->range_count);
ut_asserteq(0x10, map->base);
ut_asserteq(0x10, map->range->start);
ut_asserteq(4, map->range->size);
ut_asserteq_ptr(&map->base_range, map->range);
ut_asserteq(0x10, map_to_sysmem(regmap_get_range(map, 0)));
ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
map = syscon_get_regmap(dev);
ut_assertok_ptr(map);
ut_asserteq(4, map->range_count);
ut_asserteq(0x20, map->base);
ut_assert(&map->base_range != map->range);
for (i = 0; i < 4; i++) {
const unsigned long addr = 0x20 + 8 * i;
ut_asserteq(addr, map->range[i].start);
ut_asserteq(5 + i, map->range[i].size);
ut_asserteq(addr, map_to_sysmem(regmap_get_range(map, i)));
}
/* Check that we can't pretend a different device is a syscon */
ut_assertok(uclass_get_device(UCLASS_I2C, 0, &dev));
map = syscon_get_regmap(dev);
ut_asserteq_ptr(ERR_PTR(-ENOEXEC), map);
return 0;
}
/* Test that sandbox anonymous GPIOs work correctly */
static int dm_test_gpio_anon(struct dm_test_state *dms)
{
unsigned int offset, gpio;
struct udevice *dev;
const char *name;
int offset_count;
/* And the anonymous bank */
ut_assertok(gpio_lookup_name("14", &dev, &offset, &gpio));
ut_asserteq_str(dev->name, "gpio_sandbox");
ut_asserteq(14, offset);
ut_asserteq(14, gpio);
name = gpio_get_bank_info(dev, &offset_count);
ut_asserteq_ptr(NULL, name);
ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT, offset_count);
return 0;
}
static int dm_test_dma_rx(struct unit_test_state *uts)
{
struct udevice *dev;
struct dma dma_tx, dma_rx;
u8 src_buf[512];
u8 dst_buf[512];
void *dst_ptr;
size_t len = 512;
u32 meta1, meta2;
int i;
ut_assertok(uclass_get_device_by_name(UCLASS_DMA, "dma", &dev));
ut_assertok(dma_get_by_name(dev, "tx0", &dma_tx));
ut_assertok(dma_get_by_name(dev, "rx0", &dma_rx));
ut_assertok(dma_enable(&dma_tx));
ut_assertok(dma_enable(&dma_rx));
memset(dst_buf, 0, len);
for (i = 0; i < len; i++)
src_buf[i] = i;
meta1 = 0xADADDEAD;
meta2 = 0;
dst_ptr = NULL;
ut_assertok(dma_prepare_rcv_buf(&dma_tx, dst_buf, len));
ut_assertok(dma_send(&dma_tx, src_buf, len, &meta1));
ut_asserteq(len, dma_receive(&dma_rx, &dst_ptr, &meta2));
ut_asserteq(0xADADDEAD, meta2);
ut_asserteq_ptr(dst_buf, dst_ptr);
ut_assertok(dma_disable(&dma_tx));
ut_assertok(dma_disable(&dma_rx));
ut_assertok(dma_free(&dma_tx));
ut_assertok(dma_free(&dma_rx));
ut_assertok(memcmp(src_buf, dst_buf, len));
return 0;
}
static int dm_test_uclass_devices_get_by_name(struct unit_test_state *uts)
{
struct udevice *finddev;
struct udevice *testdev;
int ret, findret;
/*
* For each test device found in fdt like: "a-test", "b-test", etc.,
* use its name and try to get it by uclass_get_device_by_name().
* On success check if:
* - returned finddev' is active
* - current 'testdev' name is equal to the returned 'finddev' name
* - current 'testdev' pointer is equal to the returned 'finddev'
*
* We asserts that the 'testdev' is active on each loop entry, so we
* could be sure that the 'finddev' is activated too, but for sure
* we check it again.
*
* We assume that, each uclass's device name is unique, so if not, then
* this will fail on checking condition: testdev == finddev, since the
* uclass_get_device_by_name(), returns the first device by given name.
*/
for (ret = uclass_first_device(UCLASS_TEST_FDT, &testdev);
testdev;
ret = uclass_next_device(&testdev)) {
ut_assertok(ret);
ut_assert(testdev);
ut_assert(device_active(testdev));
findret = uclass_get_device_by_name(UCLASS_TEST_FDT,
testdev->name,
&finddev);
ut_assertok(findret);
ut_assert(finddev);
ut_assert(device_active(finddev));
ut_asserteq_str(testdev->name, finddev->name);
ut_asserteq_ptr(testdev, finddev);
}
return 0;
}
/* Test regulator get method */
static int dm_test_power_regulator_get(struct unit_test_state *uts)
{
struct dm_regulator_uclass_platdata *uc_pdata;
struct udevice *dev_by_devname;
struct udevice *dev_by_platname;
const char *devname;
const char *platname;
int i;
for (i = 0; i < OUTPUT_COUNT; i++) {
/*
* Do the test for each regulator's devname and platname,
* which are related to a single device.
*/
devname = regulator_names[i][DEVNAME];
platname = regulator_names[i][PLATNAME];
/*
* Check, that regulator_get_by_devname() function, returns
* a device with the name equal to the requested one.
*/
ut_assertok(regulator_get_by_devname(devname, &dev_by_devname));
ut_asserteq_str(devname, dev_by_devname->name);
/*
* Check, that regulator_get_by_platname() function, returns
* a device with the name equal to the requested one.
*/
ut_assertok(regulator_get_by_platname(platname, &dev_by_platname));
uc_pdata = dev_get_uclass_platdata(dev_by_platname);
ut_assert(uc_pdata);
ut_asserteq_str(platname, uc_pdata->name);
/*
* Check, that the pointers returned by both get functions,
* points to the same regulator device.
*/
ut_asserteq_ptr(dev_by_devname, dev_by_platname);
}
return 0;
}
/**
* lib_memset() - unit test for memset()
*
* Test memset() with varied alignment and length of the changed buffer.
*
* @uts: unit test state
* Return: 0 = success, 1 = failure
*/
static int lib_memset(struct unit_test_state *uts)
{
u8 buf[BUFLEN];
int offset, len;
void *ptr;
for (offset = 0; offset <= SWEEP; ++offset) {
for (len = 1; len < BUFLEN - SWEEP; ++len) {
init_buffer(buf, 0);
ptr = memset(buf + offset, MASK, len);
ut_asserteq_ptr(buf + offset, (u8 *)ptr);
if (test_memset(uts, buf, MASK, offset, len)) {
debug("%s: failure %d, %d\n",
__func__, offset, len);
return CMD_RET_FAILURE;
}
}
}
return 0;
}
static int dm_test_children(struct unit_test_state *uts)
{
struct dm_test_state *dms = uts->priv;
struct udevice *top[NODE_COUNT];
struct udevice *child[NODE_COUNT];
struct udevice *grandchild[NODE_COUNT];
struct udevice *dev;
int total;
int ret;
int i;
/* We don't care about the numbering for this test */
dms->skip_post_probe = 1;
ut_assert(NODE_COUNT > 5);
/* First create 10 top-level children */
ut_assertok(create_children(uts, dms->root, NODE_COUNT, 0, top));
/* Now a few have their own children */
ut_assertok(create_children(uts, top[2], NODE_COUNT, 2, NULL));
ut_assertok(create_children(uts, top[5], NODE_COUNT, 5, child));
/* And grandchildren */
for (i = 0; i < NODE_COUNT; i++)
ut_assertok(create_children(uts, child[i], NODE_COUNT, 50 * i,
i == 2 ? grandchild : NULL));
/* Check total number of devices */
total = NODE_COUNT * (3 + NODE_COUNT);
ut_asserteq(total, dm_testdrv_op_count[DM_TEST_OP_BIND]);
/* Try probing one of the grandchildren */
ut_assertok(uclass_get_device(UCLASS_TEST,
NODE_COUNT * 3 + 2 * NODE_COUNT, &dev));
ut_asserteq_ptr(grandchild[0], dev);
/*
* This should have probed the child and top node also, for a total
* of 3 nodes.
*/
ut_asserteq(3, dm_testdrv_op_count[DM_TEST_OP_PROBE]);
/* Probe the other grandchildren */
for (i = 1; i < NODE_COUNT; i++)
ut_assertok(device_probe(grandchild[i]));
ut_asserteq(2 + NODE_COUNT, dm_testdrv_op_count[DM_TEST_OP_PROBE]);
/* Probe everything */
for (ret = uclass_first_device(UCLASS_TEST, &dev);
dev;
ret = uclass_next_device(&dev))
;
ut_assertok(ret);
ut_asserteq(total, dm_testdrv_op_count[DM_TEST_OP_PROBE]);
/* Remove a top-level child and check that the children are removed */
ut_assertok(device_remove(top[2]));
ut_asserteq(NODE_COUNT + 1, dm_testdrv_op_count[DM_TEST_OP_REMOVE]);
dm_testdrv_op_count[DM_TEST_OP_REMOVE] = 0;
/* Try one with grandchildren */
ut_assertok(uclass_get_device(UCLASS_TEST, 5, &dev));
ut_asserteq_ptr(dev, top[5]);
ut_assertok(device_remove(dev));
ut_asserteq(1 + NODE_COUNT * (1 + NODE_COUNT),
dm_testdrv_op_count[DM_TEST_OP_REMOVE]);
/* Try the same with unbind */
ut_assertok(device_unbind(top[2]));
ut_asserteq(NODE_COUNT + 1, dm_testdrv_op_count[DM_TEST_OP_UNBIND]);
dm_testdrv_op_count[DM_TEST_OP_UNBIND] = 0;
/* Try one with grandchildren */
ut_assertok(uclass_get_device(UCLASS_TEST, 5, &dev));
ut_asserteq_ptr(dev, top[6]);
ut_assertok(device_unbind(top[5]));
ut_asserteq(1 + NODE_COUNT * (1 + NODE_COUNT),
dm_testdrv_op_count[DM_TEST_OP_UNBIND]);
return 0;
}
/* Test that we can find buses and chip-selects */
static int dm_test_spi_find(struct dm_test_state *dms)
{
struct sandbox_state *state = state_get_current();
struct spi_slave *slave;
struct udevice *bus, *dev;
const int busnum = 0, cs = 0, mode = 0, speed = 1000000, cs_b = 1;
struct spi_cs_info info;
int of_offset;
ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_SPI, busnum,
false, &bus));
/*
* spi_post_bind() will bind devices to chip selects. Check this then
* remove the emulation and the slave device.
*/
ut_asserteq(0, uclass_get_device_by_seq(UCLASS_SPI, busnum, &bus));
ut_assertok(spi_cs_info(bus, cs, &info));
of_offset = info.dev->of_offset;
device_remove(info.dev);
device_unbind(info.dev);
/*
* Even though the device is gone, the sandbox SPI drivers always
* reports that CS 0 is present
*/
ut_assertok(spi_cs_info(bus, cs, &info));
ut_asserteq_ptr(NULL, info.dev);
/* This finds nothing because we removed the device */
ut_asserteq(-ENODEV, spi_find_bus_and_cs(busnum, cs, &bus, &dev));
ut_asserteq(-ENODEV, spi_get_bus_and_cs(busnum, cs, speed, mode,
NULL, 0, &bus, &slave));
/*
* This forces the device to be re-added, but there is no emulation
* connected so the probe will fail. We require that bus is left
* alone on failure, and that the spi_get_bus_and_cs() does not add
* a 'partially-inited' device.
*/
ut_asserteq(-ENODEV, spi_find_bus_and_cs(busnum, cs, &bus, &dev));
ut_asserteq(-ENOENT, spi_get_bus_and_cs(busnum, cs, speed, mode,
"spi_flash_std", "name", &bus,
&slave));
sandbox_sf_unbind_emul(state_get_current(), busnum, cs);
ut_assertok(spi_cs_info(bus, cs, &info));
ut_asserteq_ptr(NULL, info.dev);
/* Add the emulation and try again */
ut_assertok(sandbox_sf_bind_emul(state, busnum, cs, bus, of_offset,
"name"));
ut_assertok(spi_find_bus_and_cs(busnum, cs, &bus, &dev));
ut_assertok(spi_get_bus_and_cs(busnum, cs, speed, mode,
"spi_flash_std", "name", &bus, &slave));
ut_assertok(spi_cs_info(bus, cs, &info));
ut_asserteq_ptr(info.dev, slave->dev);
/* We should be able to add something to another chip select */
ut_assertok(sandbox_sf_bind_emul(state, busnum, cs_b, bus, of_offset,
"name"));
ut_assertok(spi_get_bus_and_cs(busnum, cs_b, speed, mode,
"spi_flash_std", "name", &bus, &slave));
ut_assertok(spi_cs_info(bus, cs_b, &info));
ut_asserteq_ptr(info.dev, slave->dev);
/*
* Since we are about to destroy all devices, we must tell sandbox
* to forget the emulation device
*/
sandbox_sf_unbind_emul(state_get_current(), busnum, cs);
sandbox_sf_unbind_emul(state_get_current(), busnum, cs_b);
return 0;
}
/* Test that we can find GPIOs using phandles */
static int dm_test_gpio_phandles(struct dm_test_state *dms)
{
struct gpio_desc desc, desc_list[8], desc_list2[8];
struct udevice *dev, *gpio_a, *gpio_b;
ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev));
ut_asserteq_str("a-test", dev->name);
ut_assertok(gpio_request_by_name(dev, "test-gpios", 1, &desc, 0));
ut_assertok(uclass_get_device(UCLASS_GPIO, 1, &gpio_a));
ut_assertok(uclass_get_device(UCLASS_GPIO, 2, &gpio_b));
ut_asserteq_str("base-gpios", gpio_a->name);
ut_asserteq(true, !!device_active(gpio_a));
ut_asserteq_ptr(gpio_a, desc.dev);
ut_asserteq(4, desc.offset);
/* GPIOF_INPUT is the sandbox GPIO driver default */
ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_a, 4, NULL));
ut_assertok(dm_gpio_free(dev, &desc));
ut_asserteq(-ENOENT, gpio_request_by_name(dev, "test-gpios", 3, &desc,
0));
ut_asserteq_ptr(NULL, desc.dev);
ut_asserteq(desc.offset, 0);
ut_asserteq(-ENOENT, gpio_request_by_name(dev, "test-gpios", 5, &desc,
0));
/* Last GPIO is ignord as it comes after <0> */
ut_asserteq(3, gpio_request_list_by_name(dev, "test-gpios", desc_list,
ARRAY_SIZE(desc_list), 0));
ut_asserteq(-EBUSY, gpio_request_list_by_name(dev, "test-gpios",
desc_list2,
ARRAY_SIZE(desc_list2),
0));
ut_assertok(gpio_free_list(dev, desc_list, 3));
ut_asserteq(3, gpio_request_list_by_name(dev, "test-gpios", desc_list,
ARRAY_SIZE(desc_list),
GPIOD_IS_OUT |
GPIOD_IS_OUT_ACTIVE));
ut_asserteq_ptr(gpio_a, desc_list[0].dev);
ut_asserteq(1, desc_list[0].offset);
ut_asserteq_ptr(gpio_a, desc_list[1].dev);
ut_asserteq(4, desc_list[1].offset);
ut_asserteq_ptr(gpio_b, desc_list[2].dev);
ut_asserteq(5, desc_list[2].offset);
ut_asserteq(1, dm_gpio_get_value(desc_list));
ut_assertok(gpio_free_list(dev, desc_list, 3));
ut_asserteq(6, gpio_request_list_by_name(dev, "test2-gpios", desc_list,
ARRAY_SIZE(desc_list), 0));
/* This was set to output previously, so still will be */
ut_asserteq(GPIOF_OUTPUT, gpio_get_function(gpio_a, 1, NULL));
/* Active low should invert the input value */
ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_b, 6, NULL));
ut_asserteq(1, dm_gpio_get_value(&desc_list[2]));
ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_b, 7, NULL));
ut_asserteq(GPIOF_OUTPUT, gpio_get_function(gpio_b, 8, NULL));
ut_asserteq(0, dm_gpio_get_value(&desc_list[4]));
ut_asserteq(GPIOF_OUTPUT, gpio_get_function(gpio_b, 9, NULL));
ut_asserteq(1, dm_gpio_get_value(&desc_list[5]));
return 0;
}
static int test_bus_parent_platdata(struct unit_test_state *uts)
{
struct dm_test_parent_platdata *plat;
struct udevice *bus, *dev;
int child_count;
/* Check that the bus has no children */
ut_assertok(uclass_find_device(UCLASS_TEST_BUS, 0, &bus));
device_find_first_child(bus, &dev);
ut_asserteq_ptr(NULL, dev);
ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus));
for (device_find_first_child(bus, &dev), child_count = 0;
dev;
device_find_next_child(&dev)) {
/* Check that platform data is allocated */
plat = dev_get_parent_platdata(dev);
ut_assert(plat != NULL);
/*
* Check that it is not affected by the device being
* probed/removed
*/
plat->count++;
ut_asserteq(1, plat->count);
device_probe(dev);
device_remove(dev);
ut_asserteq_ptr(plat, dev_get_parent_platdata(dev));
ut_asserteq(1, plat->count);
ut_assertok(device_probe(dev));
child_count++;
}
ut_asserteq(3, child_count);
/* Removing the bus should also have no effect (it is still bound) */
device_remove(bus);
for (device_find_first_child(bus, &dev), child_count = 0;
dev;
device_find_next_child(&dev)) {
/* Check that platform data is allocated */
plat = dev_get_parent_platdata(dev);
ut_assert(plat != NULL);
ut_asserteq(1, plat->count);
child_count++;
}
ut_asserteq(3, child_count);
/* Unbind all the children */
do {
device_find_first_child(bus, &dev);
if (dev)
device_unbind(dev);
} while (dev);
/* Now the child platdata should be removed and re-added */
device_probe(bus);
for (device_find_first_child(bus, &dev), child_count = 0;
dev;
device_find_next_child(&dev)) {
/* Check that platform data is allocated */
plat = dev_get_parent_platdata(dev);
ut_assert(plat != NULL);
ut_asserteq(0, plat->count);
child_count++;
}
ut_asserteq(3, child_count);
return 0;
}
/* Test that sandbox GPIOs work correctly */
static int dm_test_gpio(struct dm_test_state *dms)
{
unsigned int offset, gpio;
struct dm_gpio_ops *ops;
struct udevice *dev;
const char *name;
int offset_count;
char buf[80];
/*
* We expect to get 3 banks. One is anonymous (just numbered) and
* comes from platdata. The other two are named a (20 gpios)
* and b (10 gpios) and come from the device tree. See
* test/dm/test.dts.
*/
ut_assertok(gpio_lookup_name("b4", &dev, &offset, &gpio));
ut_asserteq_str(dev->name, "extra-gpios");
ut_asserteq(4, offset);
ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT + 20 + 4, gpio);
name = gpio_get_bank_info(dev, &offset_count);
ut_asserteq_str("b", name);
ut_asserteq(10, offset_count);
/* Get the operations for this device */
ops = gpio_get_ops(dev);
ut_assert(ops->get_state);
/* Cannot get a value until it is reserved */
ut_asserteq(-1, ops->get_value(dev, offset));
/*
* Now some tests that use the 'sandbox' back door. All GPIOs
* should default to input, include b4 that we are using here.
*/
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: in: 0 [ ]", buf);
/* Change it to an output */
sandbox_gpio_set_direction(dev, offset, 1);
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: out: 0 [ ]", buf);
sandbox_gpio_set_value(dev, offset, 1);
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: out: 1 [ ]", buf);
ut_assertok(ops->request(dev, offset, "testing"));
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: out: 1 [x] testing", buf);
/* Change the value a bit */
ut_asserteq(1, ops->get_value(dev, offset));
ut_assertok(ops->set_value(dev, offset, 0));
ut_asserteq(0, ops->get_value(dev, offset));
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: out: 0 [x] testing", buf);
ut_assertok(ops->set_value(dev, offset, 1));
ut_asserteq(1, ops->get_value(dev, offset));
/* Make it an input */
ut_assertok(ops->direction_input(dev, offset));
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: in: 1 [x] testing", buf);
sandbox_gpio_set_value(dev, offset, 0);
ut_asserteq(0, sandbox_gpio_get_value(dev, offset));
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: in: 0 [x] testing", buf);
ut_assertok(ops->free(dev, offset));
ut_assertok(ops->get_state(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b4: in: 0 [ ]", buf);
/* Check the 'a' bank also */
ut_assertok(gpio_lookup_name("a15", &dev, &offset, &gpio));
ut_asserteq_str(dev->name, "base-gpios");
ut_asserteq(15, offset);
ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT + 15, gpio);
name = gpio_get_bank_info(dev, &offset_count);
ut_asserteq_str("a", name);
ut_asserteq(20, offset_count);
/* And the anonymous bank */
ut_assertok(gpio_lookup_name("14", &dev, &offset, &gpio));
ut_asserteq_str(dev->name, "gpio_sandbox");
ut_asserteq(14, offset);
ut_asserteq(14, gpio);
name = gpio_get_bank_info(dev, &offset_count);
ut_asserteq_ptr(NULL, name);
ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT, offset_count);
return 0;
}
