[PATCH] platform/x86: amd-pmc: Check s0i3 cycle status

From: Sanket Goswami
Date: Thu Sep 16 2021 - 08:42:13 EST


As the PM firmware returns the status of the last s0i3 in the smu_metrics
structure, the existing name "s0i3_cyclecount" seems to be a misnomer.
Change it accordingly to "s0i3_last_entry_status".

Signed-off-by: Sanket Goswami <Sanket.Goswami@xxxxxxx>
---
drivers/platform/x86/amd-pmc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c
index 0c970f613e09..91c1f1c6c929 100644
--- a/drivers/platform/x86/amd-pmc.c
+++ b/drivers/platform/x86/amd-pmc.c
@@ -141,7 +141,7 @@ static inline void amd_pmc_reg_write(struct amd_pmc_dev *dev, int reg_offset, u3
struct smu_metrics {
u32 table_version;
u32 hint_count;
- u32 s0i3_cyclecount;
+ u32 s0i3_last_entry_status;
u32 timein_s0i2;
u64 timeentering_s0i3_lastcapture;
u64 timeentering_s0i3_totaltime;
@@ -170,7 +170,8 @@ static int smu_fw_info_show(struct seq_file *s, void *unused)
seq_puts(s, "\n=== SMU Statistics ===\n");
seq_printf(s, "Table Version: %d\n", table.table_version);
seq_printf(s, "Hint Count: %d\n", table.hint_count);
- seq_printf(s, "S0i3 Cycle Count: %d\n", table.s0i3_cyclecount);
+ seq_printf(s, "Last S0i3 Status: %s\n", table.s0i3_last_entry_status ? "Success" :
+ "Unknown/Fail");
seq_printf(s, "Time (in us) to S0i3: %lld\n", table.timeentering_s0i3_lastcapture);
seq_printf(s, "Time (in us) in S0i3: %lld\n", table.timein_s0i3_lastcapture);

--
2.25.1