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From:   Mario Limonciello <mario.limonciello@amd.com>
To:     "Rafael J . Wysocki" <rafael@kernel.org>,
        Rajneesh Bhardwaj <irenic.rajneesh@gmail.com>,
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Subject: [RFC v4 5/5] platform/x86/intel/pmc: core: Report duration of time in HW sleep state
Date:   Thu, 17 Nov 2022 16:58:21 -0600
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intel_pmc_core displays a warning when the module parameter
`warn_on_s0ix_failures` is set and a suspend didn't get to a HW sleep
state.

Report this to the standard kernel reporting infrastructure that will
be used to display a percentage of time spent in a hw sleep state.

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
RFC v3->v4:
 * New patch
---
 drivers/platform/x86/intel/pmc/core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/platform/x86/intel/pmc/core.c b/drivers/platform/x86/intel/pmc/core.c
index 9baf2bb443c8..0e25348f1c2a 100644
--- a/drivers/platform/x86/intel/pmc/core.c
+++ b/drivers/platform/x86/intel/pmc/core.c
@@ -2094,6 +2094,8 @@ static inline bool pmc_core_is_s0ix_failed(struct pmc_dev *pmcdev)
 	if (pmc_core_dev_state_get(pmcdev, &s0ix_counter))
 		return false;
 
+	pm_set_hw_sleep_time(s0ix_counter - pmcdev->s0ix_counter);
+
 	if (s0ix_counter == pmcdev->s0ix_counter)
 		return true;
 
-- 
2.34.1