DC_HPDx_INT_CONTROL
WREG32_AND(DC_HPDx_INT_CONTROL(hpd), ~DC_HPDx_INT_POLARITY);
WREG32_OR(DC_HPDx_INT_CONTROL(hpd), DC_HPDx_INT_POLARITY);
WREG32_AND(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_POLARITY);
rdev, DC_HPDx_INT_CONTROL(i),
WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);
WREG32_AND(DC_HPDx_INT_CONTROL(i),
rdev, DC_HPDx_INT_CONTROL(i),
WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);