diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bios.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 2b1423a43437..9d989c9f5da4 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1555,12 +1555,24 @@ static const u8 gen9bc_tgp_ddc_pin_map[] = { [DDC_BUS_DDI_D] = GMBUS_PIN_10_TC2_ICP, }; +static const u8 adlp_ddc_pin_map[] = { + [ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT, + [ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT, + [ADLP_DDC_BUS_PORT_TC1] = GMBUS_PIN_9_TC1_ICP, + [ADLP_DDC_BUS_PORT_TC2] = GMBUS_PIN_10_TC2_ICP, + [ADLP_DDC_BUS_PORT_TC3] = GMBUS_PIN_11_TC3_ICP, + [ADLP_DDC_BUS_PORT_TC4] = GMBUS_PIN_12_TC4_ICP, +}; + static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin) { const u8 *ddc_pin_map; int n_entries; - if (IS_ALDERLAKE_S(i915)) { + if (IS_ALDERLAKE_P(i915)) { + ddc_pin_map = adlp_ddc_pin_map; + n_entries = ARRAY_SIZE(adlp_ddc_pin_map); + } 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) { |