[Intel-gfx] [PATCH v2 2/3] drm/i915/dp/ehl: Update vswing table for HBR and RBR

José Roberto de Souza jose.souza at intel.com
Mon Mar 30 21:00:43 UTC 2020


EHL has now only one table for all DP rates.

BSpec: 21257
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/display/intel_ddi.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 053b21c11b0c..dedb86712a98 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -568,7 +568,7 @@ static const struct cnl_ddi_buf_trans icl_combo_phy_ddi_translations_hdmi[] = {
 	{ 0x6, 0x7F, 0x35, 0x00, 0x0A },	/* 600   850      3.0   */
 };
 
-static const struct cnl_ddi_buf_trans ehl_combo_phy_ddi_translations_hbr2_hbr3[] = {
+static const struct cnl_ddi_buf_trans ehl_combo_phy_ddi_translations_dp[] = {
 						/* NT mV Trans mV db    */
 	{ 0xA, 0x33, 0x3F, 0x00, 0x00 },	/* 350   350      0.0   */
 	{ 0xA, 0x47, 0x36, 0x00, 0x09 },	/* 350   500      3.1   */
@@ -947,10 +947,9 @@ static const struct cnl_ddi_buf_trans *
 ehl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
 			int *n_entries)
 {
-	if (type != INTEL_OUTPUT_HDMI && type != INTEL_OUTPUT_EDP &&
-	    rate > 270000) {
-		*n_entries = ARRAY_SIZE(ehl_combo_phy_ddi_translations_hbr2_hbr3);
-		return ehl_combo_phy_ddi_translations_hbr2_hbr3;
+	if (type != INTEL_OUTPUT_HDMI && type != INTEL_OUTPUT_EDP) {
+		*n_entries = ARRAY_SIZE(ehl_combo_phy_ddi_translations_dp);
+		return ehl_combo_phy_ddi_translations_dp;
 	}
 
 	return icl_get_combo_buf_trans(dev_priv, type, rate, n_entries);
-- 
2.26.0



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