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-rw-r--r--drivers/gpu/drm/i915/display/intel_bw.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index fef04e2d954e..98bbe719cf4f 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -199,6 +199,12 @@ static const struct intel_sa_info tgl_sa_info = {
.displayrtids = 256,
};
+static const struct intel_sa_info rkl_sa_info = {
+ .deburst = 16,
+ .deprogbwlimit = 20, /* GB/s */
+ .displayrtids = 128,
+};
+
static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa)
{
struct intel_qgv_info qi = {};
@@ -309,7 +315,9 @@ void intel_bw_init_hw(struct drm_i915_private *dev_priv)
if (!HAS_DISPLAY(dev_priv))
return;
- if (IS_GEN(dev_priv, 12))
+ if (IS_ROCKETLAKE(dev_priv))
+ icl_get_bw_info(dev_priv, &rkl_sa_info);
+ else if (IS_GEN(dev_priv, 12))
icl_get_bw_info(dev_priv, &tgl_sa_info);
else if (IS_GEN(dev_priv, 11))
icl_get_bw_info(dev_priv, &icl_sa_info);