diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bios.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 270719fabbc5..c4710889cb32 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1348,12 +1348,21 @@ static const u8 icp_ddc_pin_map[] = { [ICL_DDC_BUS_PORT_4] = GMBUS_PIN_12_TC4_ICP, }; +static const u8 mcc_ddc_pin_map[] = { + [MCC_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT, + [MCC_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT, + [MCC_DDC_BUS_DDI_C] = GMBUS_PIN_9_TC1_ICP, +}; + static u8 map_ddc_pin(struct drm_i915_private *dev_priv, u8 vbt_pin) { const u8 *ddc_pin_map; int n_entries; - if (HAS_PCH_ICP(dev_priv)) { + if (HAS_PCH_MCC(dev_priv)) { + ddc_pin_map = mcc_ddc_pin_map; + n_entries = ARRAY_SIZE(mcc_ddc_pin_map); + } else if (HAS_PCH_ICP(dev_priv)) { ddc_pin_map = icp_ddc_pin_map; n_entries = ARRAY_SIZE(icp_ddc_pin_map); } else if (HAS_PCH_CNP(dev_priv)) { |