Reusing icl_get_combo_buf_trans() for eDP was causing the wrong table
being used when the eDP port don't support low power voltage swing table.
Cc: Lee Shawn C <shawn.c....@intel.com>
Cc: Khaled Almahallawy <khaled.almahall...@intel.com>
Cc: Matt Roper <matthew.d.ro...@intel.com>
Signed-off-by: José Roberto de Souza <jose.so...@intel.com>
---
drivers/gpu/drm/i915/display/intel_ddi.c | 52 +++++++++++++++---------
1 file changed, 33 insertions(+), 19 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c
b/drivers/gpu/drm/i915/display/intel_ddi.c
index de5b216561d8..9a035bb7bd06 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -1088,30 +1088,44 @@ tgl_get_combo_buf_trans(struct intel_encoder *encoder,
int type, int rate,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- if (type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.hobl) {
- struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-
- if (!intel_dp->hobl_failed && rate <= 540000) {
- /* Same table applies to TGL, RKL and DG1 */
- *n_entries =
ARRAY_SIZE(tgl_combo_phy_ddi_translations_edp_hbr2_hobl);
- return tgl_combo_phy_ddi_translations_edp_hbr2_hobl;
+ switch (type) {
+ case INTEL_OUTPUT_HDMI:
+ *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
+ return icl_combo_phy_ddi_translations_hdmi;
+ case INTEL_OUTPUT_EDP:
+ if (dev_priv->vbt.edp.hobl) {
+ struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+ if (!intel_dp->hobl_failed && rate <= 540000) {
+ /* Same table applies to TGL, RKL and DG1 */
+ *n_entries =
ARRAY_SIZE(tgl_combo_phy_ddi_translations_edp_hbr2_hobl);
+ return
tgl_combo_phy_ddi_translations_edp_hbr2_hobl;
+ }
}
- }
- if (type == INTEL_OUTPUT_HDMI || type == INTEL_OUTPUT_EDP) {
- return icl_get_combo_buf_trans(encoder, type, rate, n_entries);
- } else if (rate > 270000) {
- if (IS_TGL_U(dev_priv) || IS_TGL_Y(dev_priv)) {
- *n_entries =
ARRAY_SIZE(tgl_uy_combo_phy_ddi_translations_dp_hbr2);
- return tgl_uy_combo_phy_ddi_translations_dp_hbr2;
+ if (rate > 540000) {
+ *n_entries =
ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr3);
+ return icl_combo_phy_ddi_translations_edp_hbr3;
+ } else if (dev_priv->vbt.edp.low_vswing) {
+ *n_entries =
ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr2);
+ return icl_combo_phy_ddi_translations_edp_hbr2;
+ }
+ /* fall through */
+ default:
+ /* All combo DP and eDP ports that do not support low_vswing */
+ if (rate > 270000) {
+ if (IS_TGL_U(dev_priv) || IS_TGL_Y(dev_priv)) {
+ *n_entries =
ARRAY_SIZE(tgl_uy_combo_phy_ddi_translations_dp_hbr2);
+ return
tgl_uy_combo_phy_ddi_translations_dp_hbr2;
+ }
+
+ *n_entries =
ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr2);
+ return tgl_combo_phy_ddi_translations_dp_hbr2;
}
- *n_entries = ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr2);
- return tgl_combo_phy_ddi_translations_dp_hbr2;
+ *n_entries = ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr);
+ return tgl_combo_phy_ddi_translations_dp_hbr;
}
-
- *n_entries = ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr);
- return tgl_combo_phy_ddi_translations_dp_hbr;
}
static const struct tgl_dkl_phy_ddi_buf_trans *
--
2.28.0
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