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drm/i915/tgl: Add vbt value mapping for DDC Bus pin
Add VBT-value to DDC bus pin mapping for the same. Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com> Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: José Roberto de Souza <jose.souza@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190711173115.28296-20-lucas.demarchi@intel.com
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fb81cbe469
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2 changed files with 19 additions and 1 deletions
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@ -1355,12 +1355,27 @@ static const u8 mcc_ddc_pin_map[] = {
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[MCC_DDC_BUS_DDI_C] = GMBUS_PIN_9_TC1_ICP,
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};
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static const u8 tgp_ddc_pin_map[] = {
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[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
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[ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
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[TGL_DDC_BUS_DDI_C] = GMBUS_PIN_3_BXT,
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[ICL_DDC_BUS_PORT_1] = GMBUS_PIN_9_TC1_ICP,
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[ICL_DDC_BUS_PORT_2] = GMBUS_PIN_10_TC2_ICP,
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[ICL_DDC_BUS_PORT_3] = GMBUS_PIN_11_TC3_ICP,
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[ICL_DDC_BUS_PORT_4] = GMBUS_PIN_12_TC4_ICP,
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[TGL_DDC_BUS_PORT_5] = GMBUS_PIN_13_TC5_TGP,
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[TGL_DDC_BUS_PORT_6] = GMBUS_PIN_14_TC6_TGP,
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};
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static u8 map_ddc_pin(struct drm_i915_private *dev_priv, u8 vbt_pin)
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{
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const u8 *ddc_pin_map;
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int n_entries;
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if (HAS_PCH_MCC(dev_priv)) {
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if (HAS_PCH_TGP(dev_priv)) {
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ddc_pin_map = tgp_ddc_pin_map;
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n_entries = ARRAY_SIZE(tgp_ddc_pin_map);
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} else if (HAS_PCH_MCC(dev_priv)) {
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ddc_pin_map = mcc_ddc_pin_map;
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n_entries = ARRAY_SIZE(mcc_ddc_pin_map);
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} else if (HAS_PCH_ICP(dev_priv)) {
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@ -310,10 +310,13 @@ enum vbt_gmbus_ddi {
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DDC_BUS_DDI_F,
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ICL_DDC_BUS_DDI_A = 0x1,
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ICL_DDC_BUS_DDI_B,
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TGL_DDC_BUS_DDI_C,
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ICL_DDC_BUS_PORT_1 = 0x4,
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ICL_DDC_BUS_PORT_2,
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ICL_DDC_BUS_PORT_3,
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ICL_DDC_BUS_PORT_4,
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TGL_DDC_BUS_PORT_5,
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TGL_DDC_BUS_PORT_6,
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MCC_DDC_BUS_DDI_A = 0x1,
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MCC_DDC_BUS_DDI_B,
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MCC_DDC_BUS_DDI_C = 0x4,
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