Hi AKASHI, On Wed, 28 Jun 2023 at 01:49, AKASHI Takahiro <takahiro.aka...@linaro.org> wrote: > > 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);
Can you add uclass helpers to call each of the methods? That is how it is commonly done. You should not be calling ops->xxx directly here. > + 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 > Regards, Simon