[PATCH] drm/amd/pm: Fix SMU v13.0.6 energy reporting

Lijo Lazar lijo.lazar at amd.com
Wed Aug 2 04:56:17 UTC 2023


Energy counter should be reported in units of 15.259 uJ. Don't apply
any conversion.

Signed-off-by: Lijo Lazar <lijo.lazar at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
index 00eba3f950c6..90e003fbca81 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
@@ -1965,9 +1965,8 @@ static ssize_t smu_v13_0_6_get_gpu_metrics(struct smu_context *smu, void **table
 
 	gpu_metrics->average_socket_power =
 		SMUQ10_TO_UINT(metrics->SocketPower);
-	/* Energy is reported in 15.625mJ units */
-	gpu_metrics->energy_accumulator =
-		SMUQ10_TO_UINT(metrics->SocketEnergyAcc);
+	/* Energy counter reported in 15.259uJ (2^-16) units */
+	gpu_metrics->energy_accumulator = metrics->SocketEnergyAcc;
 
 	gpu_metrics->current_gfxclk =
 		SMUQ10_TO_UINT(metrics->GfxclkFrequency[xcc0]);
-- 
2.25.1



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