[PATCH i-g-t 3/3] tests/intel/xe_pm: Add mocs S2-idle/S3/S4 suspend resume test
Nilawar, Badal
badal.nilawar at intel.com
Tue May 7 09:50:47 UTC 2024
On 04-05-2024 18:34, janga.rahul.kumar at intel.com wrote:
> From: Janga Rahul Kumar <janga.rahul.kumar at intel.com>
>
> Add test to check mocs values are retained over S2-idle/S3/S4
> suspend resume states.
>
> Cc: Badal Nilawar <badal.nilawar at intel.com>
> Cc: Matt Roper <matthew.d.roper at intel.com>
> Signed-off-by: Janga Rahul Kumar <janga.rahul.kumar at intel.com
Reviewed-by: Badal Nilawar <badal.nilawar at intel.com>
> ---
> tests/intel/xe_pm.c | 29 +++++++++++++++++++----------
> 1 file changed, 19 insertions(+), 10 deletions(-)
>
> diff --git a/tests/intel/xe_pm.c b/tests/intel/xe_pm.c
> index 73fd57636..fe77512fb 100644
> --- a/tests/intel/xe_pm.c
> +++ b/tests/intel/xe_pm.c
> @@ -251,6 +251,10 @@ static void close_fw_handle(int sig)
> * Description: suspend/autoresume on %arg[1] state and exec after RPM
> * Functionality: pm - %arg[1]
> *
> + * SUBTEST: %s-mocs
> + * Description: test checks for mocs state before and after %arg[1] state
> + * Functionality: pm - %arg[1]
> + *
> * arg[1]:
> *
> * @s2idle: s2idle
> @@ -617,7 +621,7 @@ static void test_mmap(device_t device, uint32_t placement, uint32_t flags)
> * Functionality: mocs
> * Run type: FULL
> */
> -static void test_mocs_suspend_resume(device_t device)
> +static void test_mocs_suspend_resume(device_t device, bool runtime_sr, enum igt_suspend_state state)
> {
> int gt;
>
> @@ -632,14 +636,17 @@ static void test_mocs_suspend_resume(device_t device)
> igt_debugfs_dump(device.fd_xe, path);
> igt_debugfs_read(device.fd_xe, path, mocs_content_pre);
>
> - fw_handle = igt_debugfs_open(device.fd_xe, "forcewake_all", O_RDONLY);
> - igt_assert(fw_handle >= 0);
> - igt_assert(igt_get_runtime_pm_status() == IGT_RUNTIME_PM_STATUS_ACTIVE);
> -
> - /* Runtime suspend */
> - close(fw_handle);
> - igt_assert(igt_wait_for_pm_status(IGT_RUNTIME_PM_STATUS_SUSPENDED));
> + if (runtime_sr) {
> + fw_handle = igt_debugfs_open(device.fd_xe, "forcewake_all", O_RDONLY);
> + igt_assert(fw_handle >= 0);
> + igt_assert(igt_get_runtime_pm_status() == IGT_RUNTIME_PM_STATUS_ACTIVE);
>
> + /* Runtime suspend */
> + close(fw_handle);
> + igt_assert(igt_wait_for_pm_status(IGT_RUNTIME_PM_STATUS_SUSPENDED));
> + } else {
> + igt_system_suspend_autoresume(state, SUSPEND_TEST_NONE);
> + }
> igt_assert(igt_debugfs_exists(device.fd_xe, path, O_RDONLY));
> igt_debugfs_dump(device.fd_xe, path);
> igt_debugfs_read(device.fd_xe, path, mocs_contents_post);
> @@ -742,6 +749,9 @@ igt_main
> cleanup_d3(device);
> }
> }
> +
> + igt_subtest_f("%s-mocs", s->name)
> + test_mocs_suspend_resume(device, 0, s->state);
> }
>
> for (const struct d_state *d = d_states; d->name; d++) {
> @@ -808,8 +818,7 @@ igt_main
> }
>
> igt_subtest("mocs_suspend_resume")
> - test_mocs_suspend_resume(device);
> -
> + test_mocs_suspend_resume(device, 1, 0);
> }
>
> igt_fixture {
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