diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 70 |
1 files changed, 36 insertions, 34 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index c77d40535fc4..ac0fc1993376 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -2141,58 +2141,58 @@ static u8 translate_iboost(u8 val) static const u8 cnp_ddc_pin_map[] = { [0] = 0, /* N/A */ - [DDC_BUS_DDI_B] = GMBUS_PIN_1_BXT, - [DDC_BUS_DDI_C] = GMBUS_PIN_2_BXT, - [DDC_BUS_DDI_D] = GMBUS_PIN_4_CNP, /* sic */ - [DDC_BUS_DDI_F] = GMBUS_PIN_3_BXT, /* sic */ + [GMBUS_PIN_1_BXT] = DDC_BUS_DDI_B, + [GMBUS_PIN_2_BXT] = DDC_BUS_DDI_C, + [GMBUS_PIN_4_CNP] = DDC_BUS_DDI_D, /* sic */ + [GMBUS_PIN_3_BXT] = DDC_BUS_DDI_F, /* sic */ }; static const u8 icp_ddc_pin_map[] = { - [ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT, - [ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT, - [TGL_DDC_BUS_DDI_C] = GMBUS_PIN_3_BXT, - [ICL_DDC_BUS_PORT_1] = GMBUS_PIN_9_TC1_ICP, - [ICL_DDC_BUS_PORT_2] = GMBUS_PIN_10_TC2_ICP, - [ICL_DDC_BUS_PORT_3] = GMBUS_PIN_11_TC3_ICP, - [ICL_DDC_BUS_PORT_4] = GMBUS_PIN_12_TC4_ICP, - [TGL_DDC_BUS_PORT_5] = GMBUS_PIN_13_TC5_TGP, - [TGL_DDC_BUS_PORT_6] = GMBUS_PIN_14_TC6_TGP, + [GMBUS_PIN_1_BXT] = ICL_DDC_BUS_DDI_A, + [GMBUS_PIN_2_BXT] = ICL_DDC_BUS_DDI_B, + [GMBUS_PIN_3_BXT] = TGL_DDC_BUS_DDI_C, + [GMBUS_PIN_9_TC1_ICP] = ICL_DDC_BUS_PORT_1, + [GMBUS_PIN_10_TC2_ICP] = ICL_DDC_BUS_PORT_2, + [GMBUS_PIN_11_TC3_ICP] = ICL_DDC_BUS_PORT_3, + [GMBUS_PIN_12_TC4_ICP] = ICL_DDC_BUS_PORT_4, + [GMBUS_PIN_13_TC5_TGP] = TGL_DDC_BUS_PORT_5, + [GMBUS_PIN_14_TC6_TGP] = TGL_DDC_BUS_PORT_6, }; static const u8 rkl_pch_tgp_ddc_pin_map[] = { - [ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT, - [ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT, - [RKL_DDC_BUS_DDI_D] = GMBUS_PIN_9_TC1_ICP, - [RKL_DDC_BUS_DDI_E] = GMBUS_PIN_10_TC2_ICP, + [GMBUS_PIN_1_BXT] = ICL_DDC_BUS_DDI_A, + [GMBUS_PIN_2_BXT] = ICL_DDC_BUS_DDI_B, + [GMBUS_PIN_9_TC1_ICP] = RKL_DDC_BUS_DDI_D, + [GMBUS_PIN_10_TC2_ICP] = RKL_DDC_BUS_DDI_E, }; static const u8 adls_ddc_pin_map[] = { - [ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT, - [ADLS_DDC_BUS_PORT_TC1] = GMBUS_PIN_9_TC1_ICP, - [ADLS_DDC_BUS_PORT_TC2] = GMBUS_PIN_10_TC2_ICP, - [ADLS_DDC_BUS_PORT_TC3] = GMBUS_PIN_11_TC3_ICP, - [ADLS_DDC_BUS_PORT_TC4] = GMBUS_PIN_12_TC4_ICP, + [GMBUS_PIN_1_BXT] = ICL_DDC_BUS_DDI_A, + [GMBUS_PIN_9_TC1_ICP] = ADLS_DDC_BUS_PORT_TC1, + [GMBUS_PIN_10_TC2_ICP] = ADLS_DDC_BUS_PORT_TC2, + [GMBUS_PIN_11_TC3_ICP] = ADLS_DDC_BUS_PORT_TC3, + [GMBUS_PIN_12_TC4_ICP] = ADLS_DDC_BUS_PORT_TC4, }; static const u8 gen9bc_tgp_ddc_pin_map[] = { - [DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT, - [DDC_BUS_DDI_C] = GMBUS_PIN_9_TC1_ICP, - [DDC_BUS_DDI_D] = GMBUS_PIN_10_TC2_ICP, + [GMBUS_PIN_2_BXT] = DDC_BUS_DDI_B, + [GMBUS_PIN_9_TC1_ICP] = DDC_BUS_DDI_C, + [GMBUS_PIN_10_TC2_ICP] = DDC_BUS_DDI_D, }; 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, + [GMBUS_PIN_1_BXT] = ICL_DDC_BUS_DDI_A, + [GMBUS_PIN_2_BXT] = ICL_DDC_BUS_DDI_B, + [GMBUS_PIN_9_TC1_ICP] = ADLP_DDC_BUS_PORT_TC1, + [GMBUS_PIN_10_TC2_ICP] = ADLP_DDC_BUS_PORT_TC2, + [GMBUS_PIN_11_TC3_ICP] = ADLP_DDC_BUS_PORT_TC3, + [GMBUS_PIN_12_TC4_ICP] = ADLP_DDC_BUS_PORT_TC4, }; static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin) { const u8 *ddc_pin_map; - int n_entries; + int i, n_entries; if (HAS_PCH_MTP(i915) || IS_ALDERLAKE_P(i915)) { ddc_pin_map = adlp_ddc_pin_map; @@ -2219,8 +2219,10 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin) return vbt_pin; } - if (vbt_pin < n_entries && ddc_pin_map[vbt_pin] != 0) - return ddc_pin_map[vbt_pin]; + for (i = 0; i < n_entries; i++) { + if (ddc_pin_map[i] == vbt_pin) + return i; + } drm_dbg_kms(&i915->drm, "Ignoring alternate pin: VBT claims DDC pin %d, which is not valid for this platform\n", |