Follow the values from bspec for the percentage overhead for
efficiency in MTL BW calculations.
Bspec: 64631
Signed-off-by: Vinod Govindapillai <vinod.govindapillai@xxxxxxxxx>
Reviewed-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_bw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index 597d5816ad1b..ab405c48ca3a 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -379,7 +379,7 @@ static const struct intel_sa_info mtl_sa_info = {
.deburst = 32,
.deprogbwlimit = 38, /* GB/s */
.displayrtids = 256,
- .derating = 20,
+ .derating = 10,
};
static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa)
--
2.34.1
