drm/i915/dp: move dp aux ch register init to aux init
Do a slight rearrangement of the switch to prep for follow-up. Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -643,6 +643,28 @@ static void
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intel_dp_aux_init(struct intel_dp *intel_dp, struct intel_connector *connector)
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{
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struct drm_device *dev = intel_dp_to_dev(intel_dp);
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struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
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enum port port = intel_dig_port->port;
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switch (port) {
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case PORT_A:
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intel_dp->aux_ch_ctl_reg = DPA_AUX_CH_CTL;
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break;
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case PORT_B:
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intel_dp->aux_ch_ctl_reg = PCH_DPB_AUX_CH_CTL;
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break;
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case PORT_C:
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intel_dp->aux_ch_ctl_reg = PCH_DPC_AUX_CH_CTL;
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break;
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case PORT_D:
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intel_dp->aux_ch_ctl_reg = PCH_DPD_AUX_CH_CTL;
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break;
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default:
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BUG();
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}
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if (!HAS_DDI(dev))
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intel_dp->aux_ch_ctl_reg = intel_dp->output_reg + 0x10;
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intel_dp->aux.dev = dev->dev;
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intel_dp->aux.transfer = intel_dp_aux_transfer;
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@ -3849,26 +3871,6 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
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intel_connector->get_hw_state = intel_connector_get_hw_state;
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intel_connector->unregister = intel_dp_connector_unregister;
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intel_dp->aux_ch_ctl_reg = intel_dp->output_reg + 0x10;
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if (HAS_DDI(dev)) {
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switch (intel_dig_port->port) {
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case PORT_A:
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intel_dp->aux_ch_ctl_reg = DPA_AUX_CH_CTL;
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break;
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case PORT_B:
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intel_dp->aux_ch_ctl_reg = PCH_DPB_AUX_CH_CTL;
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break;
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case PORT_C:
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intel_dp->aux_ch_ctl_reg = PCH_DPC_AUX_CH_CTL;
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break;
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case PORT_D:
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intel_dp->aux_ch_ctl_reg = PCH_DPD_AUX_CH_CTL;
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break;
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default:
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BUG();
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}
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}
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/* Set up the DDC bus. */
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switch (port) {
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case PORT_A:
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