drm/amd/pm: Remove arcturus min power limit

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 <[email protected]>
Reviewed-by: Kenneth Feng <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Cc: [email protected]

Author: Lijo Lazar

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;
 }