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test: dm: add protocol-specific channel test

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Any SCMI protocol may have its own channel.
Test this feature on sandbox as the necessary framework was added
in a prior commit.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Etienne Carriere <etienne.carriere@foss.st.com>
This commit is contained in:
AKASHI Takahiro 2023-10-11 19:06:59 +09:00 committed by Tom Rini
parent 55de62baa1
commit a89d9f41e0
2 changed files with 21 additions and 2 deletions
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1
arch/sandbox/dts/test.dts
View File

@ -739,6 +739,7 @@
clk_scmi: protocol@14 {
reg = <0x14>;
#clock-cells = <1>;
linaro,sandbox-channel-id = <0x14>;
};
reset_scmi: protocol@16 {

22
test/dm/scmi.c
View File

@ -16,6 +16,8 @@
#include <clk.h>
#include <dm.h>
#include <reset.h>
#include <scmi_agent.h>
#include <scmi_protocols.h>
#include <asm/scmi_test.h>
#include <dm/device-internal.h>
#include <dm/test.h>
@ -109,7 +111,7 @@ static int dm_test_scmi_clocks(struct unit_test_state *uts)
struct sandbox_scmi_devices *scmi_devices;
struct sandbox_scmi_service *scmi_ctx;
struct sandbox_scmi_agent *agent;
struct udevice *dev;
struct udevice *agent_dev, *clock_dev, *dev;
int ret_dev;
int ret;
@ -124,6 +126,14 @@ static int dm_test_scmi_clocks(struct unit_test_state *uts)
agent = scmi_ctx->agent;
ut_assertnonnull(agent);
/* Sandbox SCMI clock protocol has its own channel */
ut_assertok(uclass_get_device_by_name(UCLASS_SCMI_AGENT, "scmi",
&agent_dev));
ut_assertnonnull(agent_dev);
clock_dev = scmi_get_protocol(agent_dev, SCMI_PROTOCOL_ID_CLOCK);
ut_assertnonnull(clock_dev);
ut_asserteq(0x14, sandbox_scmi_channel_id(clock_dev));
/* Test SCMI clocks rate manipulation */
ut_asserteq(333, agent->clk[0].rate);
ut_asserteq(200, agent->clk[1].rate);
@ -172,7 +182,7 @@ static int dm_test_scmi_resets(struct unit_test_state *uts)
struct sandbox_scmi_devices *scmi_devices;
struct sandbox_scmi_service *scmi_ctx;
struct sandbox_scmi_agent *agent;
struct udevice *dev = NULL;
struct udevice *agent_dev, *reset_dev, *dev = NULL;
int ret;
ret = load_sandbox_scmi_test_devices(uts, &dev);
@ -186,6 +196,14 @@ static int dm_test_scmi_resets(struct unit_test_state *uts)
agent = scmi_ctx->agent;
ut_assertnonnull(agent);
/* Sandbox SCMI reset protocol doesn't have its own channel */
ut_assertok(uclass_get_device_by_name(UCLASS_SCMI_AGENT, "scmi",
&agent_dev));
ut_assertnonnull(agent_dev);
reset_dev = scmi_get_protocol(agent_dev, SCMI_PROTOCOL_ID_RESET_DOMAIN);
ut_assertnonnull(reset_dev);
ut_asserteq(0x0, sandbox_scmi_channel_id(reset_dev));
/* Test SCMI resect controller manipulation */
ut_assert(!agent->reset[0].asserted);