[PATCH 1/3] drm/amd/pm: Use cached metrics data on SMUv13.0.6

[Kamal, Asad]

[AMD Official Use Only - AMD Internal Distribution Only]

Series is Reviewed-by: Asad Kamal <asad.kamal at amd.com>

Thanks & Regards
Asad

-----Original Message-----
From: Lazar, Lijo <Lijo.Lazar at amd.com>
Sent: Friday, July 11, 2025 3:05 PM
To: amd-gfx at lists.freedesktop.org
Cc: Zhang, Hawking <Hawking.Zhang at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>; Kamal, Asad <Asad.Kamal at amd.com>
Subject: [PATCH 1/3] drm/amd/pm: Use cached metrics data on SMUv13.0.6

Cached metrics data validity is 1ms on SMUv13.0.6 SOCs. It's not reasonable for any client to query gpu_metrics at a faster rate and constantly interrupt PMFW.

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

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 68624afe7d83..0fa8652b603a 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
@@ -2693,7 +2693,7 @@ static ssize_t smu_v13_0_6_get_gpu_metrics(struct smu_context *smu, void **table
        bool per_inst;

        metrics_v0 = kzalloc(METRICS_TABLE_SIZE, GFP_KERNEL);
-       ret = smu_v13_0_6_get_metrics_table(smu, metrics_v0, true);
+       ret = smu_v13_0_6_get_metrics_table(smu, metrics_v0, false);
        if (ret) {
                kfree(metrics_v0);
                return ret;
--
2.49.0