Added is a new unit test for SCMI base protocol, which will exercise all
the commands provided by the protocol, except SCMI_BASE_NOTIFY_ERRORS.
$ ut dm scmi_base
It is assumed that test.dtb is used as sandbox's device tree.
Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org>
---
test/dm/scmi.c | 112 +++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 112 insertions(+)
diff --git a/test/dm/scmi.c b/test/dm/scmi.c
index 881be3171b7c..563017bb63e0 100644
--- a/test/dm/scmi.c
+++ b/test/dm/scmi.c
@@ -16,6 +16,9 @@
#include <clk.h>
#include <dm.h>
#include <reset.h>
+#include <scmi_agent.h>
+#include <scmi_agent-uclass.h>
+#include <scmi_protocols.h>
#include <asm/scmi_test.h>
#include <dm/device-internal.h>
#include <dm/test.h>
@@ -95,6 +98,115 @@ static int dm_test_scmi_sandbox_agent(struct
unit_test_state *uts)
}
DM_TEST(dm_test_scmi_sandbox_agent, UT_TESTF_SCAN_FDT);
+static int dm_test_scmi_base(struct unit_test_state *uts)
+{
+ struct udevice *agent_dev, *base;
+ struct scmi_agent_priv *priv;
+ const struct scmi_base_ops *ops;
+ u32 version, num_agents, num_protocols, impl_version;
+ u32 attributes, agent_id;
+ char vendor[SCMI_BASE_NAME_LENGTH_MAX],
+ agent_name[SCMI_BASE_NAME_LENGTH_MAX];
+ u8 *protocols;
+ int ret;
+
+ /* preparation */
+ ut_assertok(uclass_get_device_by_name(UCLASS_SCMI_AGENT, "scmi",
+ &agent_dev));
+ ut_assertnonnull(agent_dev);
+ ut_assertnonnull(priv = dev_get_uclass_plat(agent_dev));
+ ut_assertnonnull(base = scmi_get_protocol(agent_dev,
+ SCMI_PROTOCOL_ID_BASE));
+ ut_assertnonnull(ops = dev_get_driver_ops(base));
+
+ /* version */
+ ret = (*ops->protocol_version)(base, &version);
+ ut_assertok(ret);
+ ut_asserteq(priv->version, version);
+
+ /* protocol attributes */
+ ret = (*ops->protocol_attrs)(base, &num_agents, &num_protocols);
+ ut_assertok(ret);
+ ut_asserteq(priv->num_agents, num_agents);
+ ut_asserteq(priv->num_protocols, num_protocols);
+
+ /* discover vendor */
+ ret = (*ops->base_discover_vendor)(base, vendor);
+ ut_assertok(ret);
+ ut_asserteq_str(priv->vendor, vendor);
+
+ /* message attributes */
+ ret = (*ops->protocol_message_attrs)(base,
+ SCMI_BASE_DISCOVER_SUB_VENDOR,
+ &attributes);
+ ut_assertok(ret);
+ ut_assertok(attributes);
+
+ /* discover sub vendor */
+ ret = (*ops->base_discover_sub_vendor)(base, vendor);
+ ut_assertok(ret);
+ ut_asserteq_str(priv->sub_vendor, vendor);
+
+ /* impl version */
+ ret = (*ops->base_discover_impl_version)(base, &impl_version);
+ ut_assertok(ret);
+ ut_asserteq(priv->impl_version, impl_version);
+
+ /* discover agent (my self) */
+ ret = (*ops->base_discover_agent)(base, 0xffffffff,
+ &agent_id, agent_name);
+ ut_assertok(ret);
+ ut_asserteq(priv->agent_id, agent_id);
+ ut_asserteq_str(priv->agent_name, agent_name);
+
+ /* discover protocols */
+ ret = (*ops->base_discover_list_protocols)(base, &protocols);
+ ut_asserteq(num_protocols, ret);
+ ut_asserteq_mem(priv->protocols, protocols, sizeof(u8) * num_protocols);
+ free(protocols);
+
+ /*
+ * NOTE: Sandbox SCMI driver handles device-0 only. It supports setting
+ * access and protocol permissions, but doesn't allow unsetting them nor
+ * resetting the configurations.
+ */
+ /* set device permissions */
+ ret = (*ops->base_set_device_permissions)(base, agent_id, 0,
+
SCMI_BASE_SET_DEVICE_PERMISSIONS_ACCESS);
+ ut_assertok(ret); /* SCMI_SUCCESS */
+ ret = (*ops->base_set_device_permissions)(base, agent_id, 1,
+
SCMI_BASE_SET_DEVICE_PERMISSIONS_ACCESS);
+ ut_asserteq(-ENOENT, ret); /* SCMI_NOT_FOUND */
+ ret = (*ops->base_set_device_permissions)(base, agent_id, 0, 0);
+ ut_asserteq(-EACCES, ret); /* SCMI_DENIED */
+
+ /* set protocol permissions */
+ ret = (*ops->base_set_protocol_permissions)(base, agent_id, 0,
+ SCMI_PROTOCOL_ID_CLOCK,
+
SCMI_BASE_SET_PROTOCOL_PERMISSIONS_ACCESS);
+ ut_assertok(ret); /* SCMI_SUCCESS */
+ ret = (*ops->base_set_protocol_permissions)(base, agent_id, 1,
+ SCMI_PROTOCOL_ID_CLOCK,
+
SCMI_BASE_SET_PROTOCOL_PERMISSIONS_ACCESS);
+ ut_asserteq(-ENOENT, ret); /* SCMI_NOT_FOUND */
+ ret = (*ops->base_set_protocol_permissions)(base, agent_id, 0,
+ SCMI_PROTOCOL_ID_CLOCK, 0);
+ ut_asserteq(-EACCES, ret); /* SCMI_DENIED */
+
+ /* reset agent configuration */
+ ret = (*ops->base_reset_agent_configuration)(base, agent_id, 0);
+ ut_asserteq(-EACCES, ret); /* SCMI_DENIED */
+ ret = (*ops->base_reset_agent_configuration)(base, agent_id,
+
SCMI_BASE_RESET_ALL_ACCESS_PERMISSIONS);
+ ut_asserteq(-EACCES, ret); /* SCMI_DENIED */
+ ret = (*ops->base_reset_agent_configuration)(base, agent_id, 0);
+ ut_asserteq(-EACCES, ret); /* SCMI_DENIED */
+
+ return 0;
+}
+
+DM_TEST(dm_test_scmi_base, UT_TESTF_SCAN_FDT);
+
static int dm_test_scmi_clocks(struct unit_test_state *uts)
{
struct sandbox_scmi_agent *agent;
--
2.41.0
