[PATCH] drm/amd/pm: Remove arcturus min power limit

Lijo Lazar lijo.lazar at amd.com
Wed Nov 20 03:14:07 UTC 2024


As per power team, there is no need to impose a lower bound on arcturus
power limit. Any unreasonable limit set will result in frequent
throttling.

Signed-off-by: Lijo Lazar <lijo.lazar at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
index 4b36c230e43a..12125303bb79 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
@@ -1344,8 +1344,12 @@ static int arcturus_get_power_limit(struct smu_context *smu,
 		*default_power_limit = power_limit;
 	if (max_power_limit)
 		*max_power_limit = power_limit;
+	/**
+	 * No lower bound is imposed on the limit. Any unreasonable limit set
+	 * will result in frequent throttling.
+	 */
 	if (min_power_limit)
-		*min_power_limit = power_limit;
+		*min_power_limit = 0;
 
 	return 0;
 }
-- 
2.25.1



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