radeon_irq_kms_disable_hpd
radeon_irq_kms_disable_hpd(rdev, disabled);
radeon_irq_kms_disable_hpd(rdev, disable);
radeon_irq_kms_disable_hpd(rdev, disable);
void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
radeon_irq_kms_disable_hpd(rdev, disable);