From: Clint Taylor <clinton.a.taylor@xxxxxxxxx>
DDC pin mapping for DGFX cards uses direct VBT pin mapping
Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
Signed-off-by: Clint Taylor <clinton.a.taylor@xxxxxxxxx>
Reviewed-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_bios.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 2fd72b2fd109..3e7e96acb24a 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -2201,6 +2201,9 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
const u8 *ddc_pin_map;
int i, n_entries;
+ if (IS_DGFX(i915))
+ return vbt_pin;
+
if (INTEL_PCH_TYPE(i915) >= PCH_LNL || HAS_PCH_MTP(i915) ||
IS_ALDERLAKE_P(i915)) {
ddc_pin_map = adlp_ddc_pin_map;
@@ -2208,8 +2211,6 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
} else if (IS_ALDERLAKE_S(i915)) {
ddc_pin_map = adls_ddc_pin_map;
n_entries = ARRAY_SIZE(adls_ddc_pin_map);
- } else if (INTEL_PCH_TYPE(i915) >= PCH_DG1) {
- return vbt_pin;
} else if (IS_ROCKETLAKE(i915) && INTEL_PCH_TYPE(i915) == PCH_TGP) {
ddc_pin_map = rkl_pch_tgp_ddc_pin_map;
n_entries = ARRAY_SIZE(rkl_pch_tgp_ddc_pin_map);
--
2.40.1
