diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 0bf1035..35baf0a 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1714,38 +1714,10 @@ void evergreen_pm_finish(struct radeon_device *rdev)
  */
 bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
 {
-	bool connected = false;
-
-	switch (hpd) {
-	case RADEON_HPD_1:
-		if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
-			connected = true;
-		break;
-	case RADEON_HPD_2:
-		if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
-			connected = true;
-		break;
-	case RADEON_HPD_3:
-		if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
-			connected = true;
-		break;
-	case RADEON_HPD_4:
-		if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
-			connected = true;
-		break;
-	case RADEON_HPD_5:
-		if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
-			connected = true;
-		break;
-	case RADEON_HPD_6:
-		if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
-			connected = true;
-		break;
-	default:
-		break;
-	}
+	if (hpd == RADEON_HPD_NONE)
+		return false;
 
-	return connected;
+	return !!(RREG32(DC_HPDx_INT_STATUS(hpd)) & DC_HPDx_SENSE);
 }
 
 /**
@@ -1759,61 +1731,15 @@ bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
 void evergreen_hpd_set_polarity(struct radeon_device *rdev,
 				enum radeon_hpd_id hpd)
 {
-	u32 tmp;
 	bool connected = evergreen_hpd_sense(rdev, hpd);
 
-	switch (hpd) {
-	case RADEON_HPD_1:
-		tmp = RREG32(DC_HPD1_INT_CONTROL);
-		if (connected)
-			tmp &= ~DC_HPDx_INT_POLARITY;
-		else
-			tmp |= DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-		break;
-	case RADEON_HPD_2:
-		tmp = RREG32(DC_HPD2_INT_CONTROL);
-		if (connected)
-			tmp &= ~DC_HPDx_INT_POLARITY;
-		else
-			tmp |= DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-		break;
-	case RADEON_HPD_3:
-		tmp = RREG32(DC_HPD3_INT_CONTROL);
-		if (connected)
-			tmp &= ~DC_HPDx_INT_POLARITY;
-		else
-			tmp |= DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-		break;
-	case RADEON_HPD_4:
-		tmp = RREG32(DC_HPD4_INT_CONTROL);
-		if (connected)
-			tmp &= ~DC_HPDx_INT_POLARITY;
-		else
-			tmp |= DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-		break;
-	case RADEON_HPD_5:
-		tmp = RREG32(DC_HPD5_INT_CONTROL);
-		if (connected)
-			tmp &= ~DC_HPDx_INT_POLARITY;
-		else
-			tmp |= DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD5_INT_CONTROL, tmp);
-			break;
-	case RADEON_HPD_6:
-		tmp = RREG32(DC_HPD6_INT_CONTROL);
-		if (connected)
-			tmp &= ~DC_HPDx_INT_POLARITY;
-		else
-			tmp |= DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD6_INT_CONTROL, tmp);
-		break;
-	default:
-		break;
-	}
+	if (hpd == RADEON_HPD_NONE)
+		return;
+
+	if (connected)
+		WREG32_AND(DC_HPDx_INT_CONTROL(hpd), ~DC_HPDx_INT_POLARITY);
+	else
+		WREG32_OR(DC_HPDx_INT_CONTROL(hpd), DC_HPDx_INT_POLARITY);
 }
 
 /**
@@ -1833,7 +1759,8 @@ void evergreen_hpd_init(struct radeon_device *rdev)
 		DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN;
 
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+		enum radeon_hpd_id hpd =
+			to_radeon_connector(connector)->hpd.hpd;
 
 		if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
 		    connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
@@ -1844,31 +1771,14 @@ void evergreen_hpd_init(struct radeon_device *rdev)
 			 */
 			continue;
 		}
-		switch (radeon_connector->hpd.hpd) {
-		case RADEON_HPD_1:
-			WREG32(DC_HPD1_CONTROL, tmp);
-			break;
-		case RADEON_HPD_2:
-			WREG32(DC_HPD2_CONTROL, tmp);
-			break;
-		case RADEON_HPD_3:
-			WREG32(DC_HPD3_CONTROL, tmp);
-			break;
-		case RADEON_HPD_4:
-			WREG32(DC_HPD4_CONTROL, tmp);
-			break;
-		case RADEON_HPD_5:
-			WREG32(DC_HPD5_CONTROL, tmp);
-			break;
-		case RADEON_HPD_6:
-			WREG32(DC_HPD6_CONTROL, tmp);
-			break;
-		default:
-			break;
-		}
-		radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
-		if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
-			enabled |= 1 << radeon_connector->hpd.hpd;
+
+		if (hpd == RADEON_HPD_NONE)
+			continue;
+
+		WREG32(DC_HPDx_CONTROL(hpd), tmp);
+		enabled |= 1 << hpd;
+
+		radeon_hpd_set_polarity(rdev, hpd);
 	}
 	radeon_irq_kms_enable_hpd(rdev, enabled);
 }
@@ -1888,31 +1798,14 @@ void evergreen_hpd_fini(struct radeon_device *rdev)
 	unsigned disabled = 0;
 
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
-		switch (radeon_connector->hpd.hpd) {
-		case RADEON_HPD_1:
-			WREG32(DC_HPD1_CONTROL, 0);
-			break;
-		case RADEON_HPD_2:
-			WREG32(DC_HPD2_CONTROL, 0);
-			break;
-		case RADEON_HPD_3:
-			WREG32(DC_HPD3_CONTROL, 0);
-			break;
-		case RADEON_HPD_4:
-			WREG32(DC_HPD4_CONTROL, 0);
-			break;
-		case RADEON_HPD_5:
-			WREG32(DC_HPD5_CONTROL, 0);
-			break;
-		case RADEON_HPD_6:
-			WREG32(DC_HPD6_CONTROL, 0);
-			break;
-		default:
-			break;
-		}
-		if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
-			disabled |= 1 << radeon_connector->hpd.hpd;
+		enum radeon_hpd_id hpd =
+			to_radeon_connector(connector)->hpd.hpd;
+
+		if (hpd == RADEON_HPD_NONE)
+			continue;
+
+		WREG32(DC_HPDx_CONTROL(hpd), 0);
+		disabled |= 1 << hpd;
 	}
 	radeon_irq_kms_disable_hpd(rdev, disabled);
 }
@@ -4543,6 +4436,7 @@ u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc)
 
 void evergreen_disable_interrupt_state(struct radeon_device *rdev)
 {
+	int i;
 	u32 tmp;
 
 	if (rdev->family >= CHIP_CAYMAN) {
@@ -4558,16 +4452,8 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev)
 	WREG32(DMA_CNTL, tmp);
 	WREG32(GRBM_INT_CNTL, 0);
 	WREG32(SRBM_INT_CNTL, 0);
-	WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
-	WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
-	if (rdev->num_crtc >= 4) {
-		WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
-		WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
-	}
-	if (rdev->num_crtc >= 6) {
-		WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
-		WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
-	}
+	for (i = 0; i < rdev->num_crtc; i++)
+		WREG32(INT_MASK + crtc_offsets[i], 0);
 
 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
@@ -4585,27 +4471,15 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev)
 		WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
 	WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
 
-	tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-	WREG32(DC_HPD1_INT_CONTROL, tmp);
-	tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-	WREG32(DC_HPD2_INT_CONTROL, tmp);
-	tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-	WREG32(DC_HPD3_INT_CONTROL, tmp);
-	tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-	WREG32(DC_HPD4_INT_CONTROL, tmp);
-	tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-	WREG32(DC_HPD5_INT_CONTROL, tmp);
-	tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-	WREG32(DC_HPD6_INT_CONTROL, tmp);
-
+	for (i = 0; i < EVERGREEN_MAX_DISP_REGISTERS; i++)
+		WREG32_AND(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_POLARITY);
 }
 
 int evergreen_irq_set(struct radeon_device *rdev)
 {
+	int i;
 	u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
 	u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
-	u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
-	u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6;
 	u32 grbm_int_cntl = 0;
 	u32 afmt1 = 0, afmt2 = 0, afmt3 = 0, afmt4 = 0, afmt5 = 0, afmt6 = 0;
 	u32 dma_cntl, dma_cntl1 = 0;
@@ -4623,12 +4497,6 @@ int evergreen_irq_set(struct radeon_device *rdev)
 		return 0;
 	}
 
-	hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-	hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-	hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-	hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-	hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-	hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
 	if (rdev->family == CHIP_ARUBA)
 		thermal_int = RREG32(TN_CG_THERMAL_INT_CTRL) &
 			~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
@@ -4685,60 +4553,6 @@ int evergreen_irq_set(struct radeon_device *rdev)
 		thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
 	}
 
-	if (rdev->irq.crtc_vblank_int[0] ||
-	    atomic_read(&rdev->irq.pflip[0])) {
-		DRM_DEBUG("evergreen_irq_set: vblank 0\n");
-		crtc1 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[1] ||
-	    atomic_read(&rdev->irq.pflip[1])) {
-		DRM_DEBUG("evergreen_irq_set: vblank 1\n");
-		crtc2 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[2] ||
-	    atomic_read(&rdev->irq.pflip[2])) {
-		DRM_DEBUG("evergreen_irq_set: vblank 2\n");
-		crtc3 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[3] ||
-	    atomic_read(&rdev->irq.pflip[3])) {
-		DRM_DEBUG("evergreen_irq_set: vblank 3\n");
-		crtc4 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[4] ||
-	    atomic_read(&rdev->irq.pflip[4])) {
-		DRM_DEBUG("evergreen_irq_set: vblank 4\n");
-		crtc5 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[5] ||
-	    atomic_read(&rdev->irq.pflip[5])) {
-		DRM_DEBUG("evergreen_irq_set: vblank 5\n");
-		crtc6 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.hpd[0]) {
-		DRM_DEBUG("evergreen_irq_set: hpd 1\n");
-		hpd1 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[1]) {
-		DRM_DEBUG("evergreen_irq_set: hpd 2\n");
-		hpd2 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[2]) {
-		DRM_DEBUG("evergreen_irq_set: hpd 3\n");
-		hpd3 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[3]) {
-		DRM_DEBUG("evergreen_irq_set: hpd 4\n");
-		hpd4 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[4]) {
-		DRM_DEBUG("evergreen_irq_set: hpd 5\n");
-		hpd5 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[5]) {
-		DRM_DEBUG("evergreen_irq_set: hpd 6\n");
-		hpd6 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
 	if (rdev->irq.afmt[0]) {
 		DRM_DEBUG("evergreen_irq_set: hdmi 0\n");
 		afmt1 |= AFMT_AZ_FORMAT_WTRIG_MASK;
@@ -4778,17 +4592,6 @@ int evergreen_irq_set(struct radeon_device *rdev)
 
 	WREG32(GRBM_INT_CNTL, grbm_int_cntl);
 
-	WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
-	WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
-	if (rdev->num_crtc >= 4) {
-		WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
-		WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
-	}
-	if (rdev->num_crtc >= 6) {
-		WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
-		WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
-	}
-
 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
 	       GRPH_PFLIP_INT_MASK);
 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
@@ -4806,12 +4609,21 @@ int evergreen_irq_set(struct radeon_device *rdev)
 		       GRPH_PFLIP_INT_MASK);
 	}
 
-	WREG32(DC_HPD1_INT_CONTROL, hpd1);
-	WREG32(DC_HPD2_INT_CONTROL, hpd2);
-	WREG32(DC_HPD3_INT_CONTROL, hpd3);
-	WREG32(DC_HPD4_INT_CONTROL, hpd4);
-	WREG32(DC_HPD5_INT_CONTROL, hpd5);
-	WREG32(DC_HPD6_INT_CONTROL, hpd6);
+	for (i = 0; i < EVERGREEN_MAX_DISP_REGISTERS; i++) {
+		radeon_irq_kms_set_irq_n_enabled(rdev,
+						 DC_HPDx_INT_CONTROL(i),
+						 DC_HPDx_INT_EN |
+						 DC_HPDx_RX_INT_EN,
+						 rdev->irq.hpd[i], "HPD", i);
+
+		if (i < rdev->num_crtc) {
+			radeon_irq_kms_set_irq_n_enabled(
+			    rdev, INT_MASK + crtc_offsets[i], VBLANK_INT_MASK,
+			    rdev->irq.crtc_vblank_int[i] ||
+			    atomic_read(&rdev->irq.pflip[i]), "vblank", i);
+		}
+	}
+
 	if (rdev->family == CHIP_ARUBA)
 		WREG32(TN_CG_THERMAL_INT_CTRL, thermal_int);
 	else
@@ -4832,14 +4644,28 @@ int evergreen_irq_set(struct radeon_device *rdev)
 
 static void evergreen_irq_ack(struct radeon_device *rdev)
 {
+	int i;
+	u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
 	u32 tmp;
 
-	rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
-	rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
-	rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
-	rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
-	rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
-	rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
+	for (i = 0; i < EVERGREEN_MAX_DISP_REGISTERS; i++) {
+		disp_int[i] = RREG32(DISP_INTERRUPT_STATUS(i));
+
+		if (disp_int[i] & DC_HPDx_INTERRUPT)
+			WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
+		if (disp_int[i] & DC_HPDx_RX_INTERRUPT)
+			WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);
+
+		if (i < rdev->num_crtc) {
+			if (disp_int[i] & LB_Dx_VBLANK_INTERRUPT)
+				WREG32(VBLANK_STATUS + crtc_offsets[i],
+				       VBLANK_ACK);
+			if (disp_int[i] & LB_Dx_VLINE_INTERRUPT)
+				WREG32(VLINE_STATUS + crtc_offsets[i],
+				       VLINE_ACK);
+		}
+	}
+
 	rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
 	rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
 	if (rdev->num_crtc >= 4) {
@@ -4862,28 +4688,12 @@ static void evergreen_irq_ack(struct radeon_device *rdev)
 		WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
 	if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
 		WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
-	if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
-		WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
-	if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
-		WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
-		WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
-		WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
 
 	if (rdev->num_crtc >= 4) {
 		if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
 		if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
 	}
 
 	if (rdev->num_crtc >= 6) {
@@ -4891,76 +4701,6 @@ static void evergreen_irq_ack(struct radeon_device *rdev)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
 		if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
-	}
-
-	if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
-		tmp = RREG32(DC_HPD1_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
-		tmp = RREG32(DC_HPD2_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
-		tmp = RREG32(DC_HPD3_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
-		tmp = RREG32(DC_HPD4_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
-		tmp = RREG32(DC_HPD5_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD5_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
-		tmp = RREG32(DC_HPD6_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD6_INT_CONTROL, tmp);
-	}
-
-	if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD1_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD2_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD3_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD4_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD5_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD5_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD6_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD6_INT_CONTROL, tmp);
 	}
 
 	if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) {
@@ -5037,6 +4777,9 @@ static u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
 
 int evergreen_irq_process(struct radeon_device *rdev)
 {
+	u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
+	u32 crtc_idx, hpd_idx;
+	u32 mask;
 	u32 wptr;
 	u32 rptr;
 	u32 src_id, src_data;
@@ -5046,6 +4789,7 @@ int evergreen_irq_process(struct radeon_device *rdev)
 	bool queue_dp = false;
 	bool queue_thermal = false;
 	u32 status, addr;
+	const char *event_name;
 
 	if (!rdev->ih.enabled || rdev->shutdown)
 		return IRQ_NONE;
@@ -5074,184 +4818,44 @@ int evergreen_irq_process(struct radeon_device *rdev)
 
 		switch (src_id) {
 		case 1: /* D1 vblank/vline */
-			switch (src_data) {
-			case 0: /* D1 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: D1 vblank - IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[0]) {
-					drm_handle_vblank(rdev->ddev, 0);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[0]))
-					radeon_crtc_handle_vblank(rdev, 0);
-				rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D1 vblank\n");
-
-				break;
-			case 1: /* D1 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: D1 vline - IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D1 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 2: /* D2 vblank/vline */
-			switch (src_data) {
-			case 0: /* D2 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: D2 vblank - IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[1]) {
-					drm_handle_vblank(rdev->ddev, 1);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[1]))
-					radeon_crtc_handle_vblank(rdev, 1);
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D2 vblank\n");
-
-				break;
-			case 1: /* D2 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: D2 vline - IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D2 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 3: /* D3 vblank/vline */
-			switch (src_data) {
-			case 0: /* D3 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: D3 vblank - IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[2]) {
-					drm_handle_vblank(rdev->ddev, 2);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[2]))
-					radeon_crtc_handle_vblank(rdev, 2);
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D3 vblank\n");
-
-				break;
-			case 1: /* D3 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: D3 vline - IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D3 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 4: /* D4 vblank/vline */
-			switch (src_data) {
-			case 0: /* D4 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: D4 vblank - IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[3]) {
-					drm_handle_vblank(rdev->ddev, 3);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[3]))
-					radeon_crtc_handle_vblank(rdev, 3);
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D4 vblank\n");
-
-				break;
-			case 1: /* D4 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: D4 vline - IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D4 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 5: /* D5 vblank/vline */
-			switch (src_data) {
-			case 0: /* D5 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: D5 vblank - IH event w/o asserted irq bit?\n");
+		case 6: /* D6 vblank/vline */
+			crtc_idx = src_id - 1;
 
-				if (rdev->irq.crtc_vblank_int[4]) {
-					drm_handle_vblank(rdev->ddev, 4);
+			if (src_data == 0) { /* vblank */
+				mask = LB_Dx_VBLANK_INTERRUPT;
+				event_name = "vblank";
+
+				if (rdev->irq.crtc_vblank_int[crtc_idx]) {
+					drm_handle_vblank(rdev->ddev, crtc_idx);
 					rdev->pm.vblank_sync = true;
 					wake_up(&rdev->irq.vblank_queue);
 				}
-				if (atomic_read(&rdev->irq.pflip[4]))
-					radeon_crtc_handle_vblank(rdev, 4);
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D5 vblank\n");
-
-				break;
-			case 1: /* D5 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: D5 vline - IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D5 vline\n");
+				if (atomic_read(&rdev->irq.pflip[crtc_idx])) {
+					radeon_crtc_handle_vblank(rdev,
+								  crtc_idx);
+				}
 
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+			} else if (src_data == 1) { /* vline */
+				mask = LB_Dx_VLINE_INTERRUPT;
+				event_name = "vline";
+			} else {
+				DRM_DEBUG("Unhandled interrupt: %d %d\n",
+					  src_id, src_data);
 				break;
 			}
-			break;
-		case 6: /* D6 vblank/vline */
-			switch (src_data) {
-			case 0: /* D6 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: D6 vblank - IH event w/o asserted irq bit?\n");
 
-				if (rdev->irq.crtc_vblank_int[5]) {
-					drm_handle_vblank(rdev->ddev, 5);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[5]))
-					radeon_crtc_handle_vblank(rdev, 5);
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D6 vblank\n");
-
-				break;
-			case 1: /* D6 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: D6 vline - IH event w/o asserted irq bit?\n");
+			if (!(disp_int[crtc_idx] & mask)) {
+				DRM_DEBUG("IH: D%d %s - IH event w/o asserted irq bit?\n",
+					  crtc_idx + 1, event_name);
+			}
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D6 vline\n");
+			disp_int[crtc_idx] &= ~mask;
+			DRM_DEBUG("IH: D%d %s\n", crtc_idx + 1, event_name);
 
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
 			break;
 		case 8: /* D1 page flip */
 		case 10: /* D2 page flip */
@@ -5264,107 +4868,30 @@ int evergreen_irq_process(struct radeon_device *rdev)
 				radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
 			break;
 		case 42: /* HPD hotplug */
-			switch (src_data) {
-			case 0:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD1\n");
-				break;
-			case 1:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD2\n");
-				break;
-			case 2:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD3\n");
-				break;
-			case 3:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
+			if (src_data <= 5) {
+				hpd_idx = src_data;
+				mask = DC_HPDx_INTERRUPT;
 				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD4\n");
-				break;
-			case 4:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+				event_name = "HPD";
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD5\n");
-				break;
-			case 5:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD6\n");
-				break;
-			case 6:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 1\n");
-				break;
-			case 7:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_RX_INTERRUPT;
+			} else if (src_data <= 11) {
+				hpd_idx = src_data - 6;
+				mask = DC_HPDx_RX_INTERRUPT;
 				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 2\n");
-				break;
-			case 8:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+				event_name = "HPD_RX";
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 3\n");
+			} else {
+				DRM_DEBUG("Unhandled interrupt: %d %d\n",
+					  src_id, src_data);
 				break;
-			case 9:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+			}
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 4\n");
-				break;
-			case 10:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+			if (!(disp_int[hpd_idx] & mask))
+				DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 5\n");
-				break;
-			case 11:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+			disp_int[hpd_idx] &= ~mask;
+			DRM_DEBUG("IH: %s%d\n", event_name, hpd_idx + 1);
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 6\n");
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
 			break;
 		case 44: /* hdmi */
 			switch (src_data) {
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index f3d88ca..56d1e7e 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -36,6 +36,7 @@
 #define EVERGREEN_MAX_PIPES             8
 #define EVERGREEN_MAX_PIPES_MASK        0xFF
 #define EVERGREEN_MAX_LDS_NUM           0xFFFF
+#define EVERGREEN_MAX_DISP_REGISTERS    6
 
 #define CYPRESS_GB_ADDR_CONFIG_GOLDEN        0x02011003
 #define BARTS_GB_ADDR_CONFIG_GOLDEN          0x02011003
@@ -1285,85 +1286,52 @@
 #       define VBLANK_INT_MASK                          (1 << 0)
 #       define VLINE_INT_MASK                           (1 << 4)
 
-#define DISP_INTERRUPT_STATUS                           0x60f4
-#       define LB_D1_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D1_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD1_INTERRUPT                        (1 << 17)
-#       define DC_HPD1_RX_INTERRUPT                     (1 << 18)
+/* 0x60f4, 0x60f8, 0x60fc, 0x6100, 0x614c, 0x6150 */
+#define DISP_INTERRUPT_STATUS(i) \
+	((i < 4) ? 0x60f4 + (0x4 * i) : 0x614c + (0x4 * (i - 4)))
+#       define LB_Dx_VLINE_INTERRUPT                    (1 << 2)
+#       define LB_Dx_VBLANK_INTERRUPT                   (1 << 3)
+#       define DC_HPDx_INTERRUPT                        (1 << 17)
+#       define DC_HPDx_RX_INTERRUPT                     (1 << 18)
+/* First reg only */
 #       define DACA_AUTODETECT_INTERRUPT                (1 << 22)
 #       define DACB_AUTODETECT_INTERRUPT                (1 << 23)
 #       define DC_I2C_SW_DONE_INTERRUPT                 (1 << 24)
 #       define DC_I2C_HW_DONE_INTERRUPT                 (1 << 25)
-#define DISP_INTERRUPT_STATUS_CONTINUE                  0x60f8
-#       define LB_D2_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D2_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD2_INTERRUPT                        (1 << 17)
-#       define DC_HPD2_RX_INTERRUPT                     (1 << 18)
+/* Second reg only */
 #       define DISP_TIMER_INTERRUPT                     (1 << 24)
-#define DISP_INTERRUPT_STATUS_CONTINUE2                 0x60fc
-#       define LB_D3_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D3_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD3_INTERRUPT                        (1 << 17)
-#       define DC_HPD3_RX_INTERRUPT                     (1 << 18)
-#define DISP_INTERRUPT_STATUS_CONTINUE3                 0x6100
-#       define LB_D4_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D4_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD4_INTERRUPT                        (1 << 17)
-#       define DC_HPD4_RX_INTERRUPT                     (1 << 18)
-#define DISP_INTERRUPT_STATUS_CONTINUE4                 0x614c
-#       define LB_D5_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D5_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD5_INTERRUPT                        (1 << 17)
-#       define DC_HPD5_RX_INTERRUPT                     (1 << 18)
-#define DISP_INTERRUPT_STATUS_CONTINUE5                 0x6150
-#       define LB_D6_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D6_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD6_INTERRUPT                        (1 << 17)
-#       define DC_HPD6_RX_INTERRUPT                     (1 << 18)
 
 /* 0x6858, 0x7458, 0x10058, 0x10c58, 0x11858, 0x12458 */
 #define GRPH_INT_STATUS                                 0x6858
 #       define GRPH_PFLIP_INT_OCCURRED                  (1 << 0)
 #       define GRPH_PFLIP_INT_CLEAR                     (1 << 8)
 /* 0x685c, 0x745c, 0x1005c, 0x10c5c, 0x1185c, 0x1245c */
-#define	GRPH_INT_CONTROL			        0x685c
+#define	GRPH_INT_CONTROL                                0x685c
 #       define GRPH_PFLIP_INT_MASK                      (1 << 0)
 #       define GRPH_PFLIP_INT_TYPE                      (1 << 8)
 
 #define	DACA_AUTODETECT_INT_CONTROL			0x66c8
 #define	DACB_AUTODETECT_INT_CONTROL			0x67c8
 
-#define DC_HPD1_INT_STATUS                              0x601c
-#define DC_HPD2_INT_STATUS                              0x6028
-#define DC_HPD3_INT_STATUS                              0x6034
-#define DC_HPD4_INT_STATUS                              0x6040
-#define DC_HPD5_INT_STATUS                              0x604c
-#define DC_HPD6_INT_STATUS                              0x6058
-#       define DC_HPDx_INT_STATUS                       (1 << 0)
+/* 0x601c, 0x6028, 0x6034, 0x6040, 0x604c, 0x6058 */
+#define DC_HPDx_INT_STATUS(x)                           (0x601c + (0xc * x))
+#       define DC_HPDx_INT_STATUS_MASK                  (1 << 0)
 #       define DC_HPDx_SENSE                            (1 << 1)
 #       define DC_HPDx_RX_INT_STATUS                    (1 << 8)
 
-#define DC_HPD1_INT_CONTROL                             0x6020
-#define DC_HPD2_INT_CONTROL                             0x602c
-#define DC_HPD3_INT_CONTROL                             0x6038
-#define DC_HPD4_INT_CONTROL                             0x6044
-#define DC_HPD5_INT_CONTROL                             0x6050
-#define DC_HPD6_INT_CONTROL                             0x605c
+/* 0x6020, 0x602c, 0x6038, 0x6044, 0x6050, 0x605c */
+#define DC_HPDx_INT_CONTROL(x)                          (0x6020 + (0xc * x))
 #       define DC_HPDx_INT_ACK                          (1 << 0)
 #       define DC_HPDx_INT_POLARITY                     (1 << 8)
 #       define DC_HPDx_INT_EN                           (1 << 16)
 #       define DC_HPDx_RX_INT_ACK                       (1 << 20)
 #       define DC_HPDx_RX_INT_EN                        (1 << 24)
 
-#define DC_HPD1_CONTROL                                   0x6024
-#define DC_HPD2_CONTROL                                   0x6030
-#define DC_HPD3_CONTROL                                   0x603c
-#define DC_HPD4_CONTROL                                   0x6048
-#define DC_HPD5_CONTROL                                   0x6054
-#define DC_HPD6_CONTROL                                   0x6060
-#       define DC_HPDx_CONNECTION_TIMER(x)                ((x) << 0)
-#       define DC_HPDx_RX_INT_TIMER(x)                    ((x) << 16)
-#       define DC_HPDx_EN                                 (1 << 28)
+/* 0x6024, 0x6030, 0x603c, 0x6048, 0x6054, 0x6060 */
+#define DC_HPDx_CONTROL(x)                              (0x6024 + (0xc * x))
+#       define DC_HPDx_CONNECTION_TIMER(x)              ((x) << 0)
+#       define DC_HPDx_RX_INT_TIMER(x)                  ((x) << 16)
+#       define DC_HPDx_EN                               (1 << 28)
 
 /* DCE4/5/6 FMT blocks */
 #define FMT_DYNAMIC_EXP_CNTL                 0x6fb4
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index c1c8e22..b6086ee 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -767,12 +767,7 @@ struct r600_irq_stat_regs {
 };
 
 struct evergreen_irq_stat_regs {
-	u32 disp_int;
-	u32 disp_int_cont;
-	u32 disp_int_cont2;
-	u32 disp_int_cont3;
-	u32 disp_int_cont4;
-	u32 disp_int_cont5;
+	u32 disp_int[6];
 	u32 d1grph_int;
 	u32 d2grph_int;
 	u32 d3grph_int;
@@ -2976,6 +2971,12 @@ int r600_cs_common_vline_parse(struct radeon_cs_parser *p,
 			       uint32_t *vline_start_end,
 			       uint32_t *vline_status);
 
+/* interrupt control register helpers */
+void radeon_irq_kms_set_irq_n_enabled(struct radeon_device *rdev,
+				      u32 reg, u32 mask,
+				      bool enable, const char *name,
+				      unsigned n);
+
 #include "radeon_object.h"
 
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 1b7528d..7aacb44 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -538,3 +538,38 @@ void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask)
 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);
 }
 
+/**
+ * radeon_irq_kms_update_int_n - helper for updating interrupt enable registers
+ *
+ * @rdev: radeon device pointer
+ * @reg: the register to write to enable/disable interrupts
+ * @mask: the mask that enables the interrupts
+ * @enable: whether to enable or disable the interrupt register
+ * @name: the name of the interrupt register to print to the kernel log
+ * @num: the number of the interrupt register to print to the kernel log
+ *
+ * Helper for updating the enable state of interrupt registers. Checks whether
+ * or not the interrupt matches the enable state we want. If it doesn't, then
+ * we update it and print a debugging message to the kernel log indicating the
+ * new state of the interrupt register.
+ *
+ * Used for updating sequences of interrupts registers like HPD1, HPD2, etc.
+ */
+void radeon_irq_kms_set_irq_n_enabled(struct radeon_device *rdev,
+				      u32 reg, u32 mask,
+				      bool enable, const char *name, unsigned n)
+{
+	u32 tmp = RREG32(reg);
+
+	/* Interrupt state didn't change */
+	if (!!(tmp & mask) == enable)
+		return;
+
+	if (enable) {
+		DRM_DEBUG("%s%d interrupts enabled\n", name, n);
+		WREG32(reg, tmp |= mask);
+	} else {
+		DRM_DEBUG("%s%d interrupts disabled\n", name, n);
+		WREG32(reg, tmp & ~mask);
+	}
+}
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 76d1888..bb745e1 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -139,6 +139,16 @@ static void si_fini_pg(struct radeon_device *rdev);
 static void si_fini_cg(struct radeon_device *rdev);
 static void si_rlc_stop(struct radeon_device *rdev);
 
+static const u32 crtc_offsets[] =
+{
+	EVERGREEN_CRTC0_REGISTER_OFFSET,
+	EVERGREEN_CRTC1_REGISTER_OFFSET,
+	EVERGREEN_CRTC2_REGISTER_OFFSET,
+	EVERGREEN_CRTC3_REGISTER_OFFSET,
+	EVERGREEN_CRTC4_REGISTER_OFFSET,
+	EVERGREEN_CRTC5_REGISTER_OFFSET
+};
+
 static const u32 verde_rlc_save_restore_register_list[] =
 {
 	(0x8000 << 16) | (0x98f4 >> 2),
@@ -5916,6 +5926,7 @@ static void si_disable_interrupts(struct radeon_device *rdev)
 
 static void si_disable_interrupt_state(struct radeon_device *rdev)
 {
+	int i;
 	u32 tmp;
 
 	tmp = RREG32(CP_INT_CNTL_RING0) &
@@ -5929,18 +5940,8 @@ static void si_disable_interrupt_state(struct radeon_device *rdev)
 	WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, tmp);
 	WREG32(GRBM_INT_CNTL, 0);
 	WREG32(SRBM_INT_CNTL, 0);
-	if (rdev->num_crtc >= 2) {
-		WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
-		WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
-	}
-	if (rdev->num_crtc >= 4) {
-		WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
-		WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
-	}
-	if (rdev->num_crtc >= 6) {
-		WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
-		WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
-	}
+	for (i = 0; i < rdev->num_crtc; i++)
+		WREG32(INT_MASK + crtc_offsets[i], 0);
 
 	if (rdev->num_crtc >= 2) {
 		WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
@@ -5958,18 +5959,9 @@ static void si_disable_interrupt_state(struct radeon_device *rdev)
 	if (!ASIC_IS_NODCE(rdev)) {
 		WREG32(DAC_AUTODETECT_INT_CONTROL, 0);
 
-		tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD5_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD6_INT_CONTROL, tmp);
+		for (i = 0; i < SI_MAX_DISP_REGISTERS; i++)
+			WREG32_AND(DC_HPDx_INT_CONTROL(i),
+				   DC_HPDx_INT_POLARITY);
 	}
 }
 
@@ -6046,10 +6038,9 @@ static int si_irq_init(struct radeon_device *rdev)
 
 int si_irq_set(struct radeon_device *rdev)
 {
+	int i;
 	u32 cp_int_cntl;
 	u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
-	u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
-	u32 hpd1 = 0, hpd2 = 0, hpd3 = 0, hpd4 = 0, hpd5 = 0, hpd6 = 0;
 	u32 grbm_int_cntl = 0;
 	u32 dma_cntl, dma_cntl1;
 	u32 thermal_int = 0;
@@ -6069,15 +6060,6 @@ int si_irq_set(struct radeon_device *rdev)
 	cp_int_cntl = RREG32(CP_INT_CNTL_RING0) &
 		(CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
 
-	if (!ASIC_IS_NODCE(rdev)) {
-		hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-		hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-		hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-		hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-		hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-		hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
-	}
-
 	dma_cntl = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
 	dma_cntl1 = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
 
@@ -6106,60 +6088,6 @@ int si_irq_set(struct radeon_device *rdev)
 		DRM_DEBUG("si_irq_set: sw int dma1\n");
 		dma_cntl1 |= TRAP_ENABLE;
 	}
-	if (rdev->irq.crtc_vblank_int[0] ||
-	    atomic_read(&rdev->irq.pflip[0])) {
-		DRM_DEBUG("si_irq_set: vblank 0\n");
-		crtc1 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[1] ||
-	    atomic_read(&rdev->irq.pflip[1])) {
-		DRM_DEBUG("si_irq_set: vblank 1\n");
-		crtc2 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[2] ||
-	    atomic_read(&rdev->irq.pflip[2])) {
-		DRM_DEBUG("si_irq_set: vblank 2\n");
-		crtc3 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[3] ||
-	    atomic_read(&rdev->irq.pflip[3])) {
-		DRM_DEBUG("si_irq_set: vblank 3\n");
-		crtc4 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[4] ||
-	    atomic_read(&rdev->irq.pflip[4])) {
-		DRM_DEBUG("si_irq_set: vblank 4\n");
-		crtc5 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[5] ||
-	    atomic_read(&rdev->irq.pflip[5])) {
-		DRM_DEBUG("si_irq_set: vblank 5\n");
-		crtc6 |= VBLANK_INT_MASK;
-	}
-	if (rdev->irq.hpd[0]) {
-		DRM_DEBUG("si_irq_set: hpd 1\n");
-		hpd1 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[1]) {
-		DRM_DEBUG("si_irq_set: hpd 2\n");
-		hpd2 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[2]) {
-		DRM_DEBUG("si_irq_set: hpd 3\n");
-		hpd3 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[3]) {
-		DRM_DEBUG("si_irq_set: hpd 4\n");
-		hpd4 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[4]) {
-		DRM_DEBUG("si_irq_set: hpd 5\n");
-		hpd5 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
-	if (rdev->irq.hpd[5]) {
-		DRM_DEBUG("si_irq_set: hpd 6\n");
-		hpd6 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
-	}
 
 	WREG32(CP_INT_CNTL_RING0, cp_int_cntl);
 	WREG32(CP_INT_CNTL_RING1, cp_int_cntl1);
@@ -6176,19 +6104,6 @@ int si_irq_set(struct radeon_device *rdev)
 	}
 
 	if (rdev->num_crtc >= 2) {
-		WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
-		WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
-	}
-	if (rdev->num_crtc >= 4) {
-		WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
-		WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
-	}
-	if (rdev->num_crtc >= 6) {
-		WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
-		WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
-	}
-
-	if (rdev->num_crtc >= 2) {
 		WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
 		       GRPH_PFLIP_INT_MASK);
 		WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
@@ -6208,12 +6123,19 @@ int si_irq_set(struct radeon_device *rdev)
 	}
 
 	if (!ASIC_IS_NODCE(rdev)) {
-		WREG32(DC_HPD1_INT_CONTROL, hpd1);
-		WREG32(DC_HPD2_INT_CONTROL, hpd2);
-		WREG32(DC_HPD3_INT_CONTROL, hpd3);
-		WREG32(DC_HPD4_INT_CONTROL, hpd4);
-		WREG32(DC_HPD5_INT_CONTROL, hpd5);
-		WREG32(DC_HPD6_INT_CONTROL, hpd6);
+		for (i = 0; i < SI_MAX_DISP_REGISTERS; i++) {
+			radeon_irq_kms_set_irq_n_enabled(
+			    rdev, DC_HPDx_INT_CONTROL(i),
+			    DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN,
+			    rdev->irq.hpd[i], "HPD", i);
+		}
+	}
+
+	for (i = 0; i < rdev->num_crtc; i++) {
+		radeon_irq_kms_set_irq_n_enabled(
+		    rdev, INT_MASK + crtc_offsets[i], VBLANK_INT_MASK,
+		    rdev->irq.crtc_vblank_int[i] ||
+		    atomic_read(&rdev->irq.pflip[i]), "vblank", i);
 	}
 
 	WREG32(CG_THERMAL_INT, thermal_int);
@@ -6226,17 +6148,12 @@ int si_irq_set(struct radeon_device *rdev)
 
 static inline void si_irq_ack(struct radeon_device *rdev)
 {
-	u32 tmp;
+	int i;
+	u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
 
 	if (ASIC_IS_NODCE(rdev))
 		return;
 
-	rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
-	rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
-	rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
-	rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
-	rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
-	rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
 	rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
 	rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
 	if (rdev->num_crtc >= 4) {
@@ -6248,32 +6165,34 @@ static inline void si_irq_ack(struct radeon_device *rdev)
 		rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
 	}
 
+	for (i = 0; i < SI_MAX_DISP_REGISTERS; i++) {
+		disp_int[i] = RREG32(DISP_INTERRUPT_STATUS(i));
+
+		if (disp_int[i] & DC_HPDx_INTERRUPT)
+			WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
+		if (disp_int[i] & DC_HPDx_RX_INTERRUPT)
+			WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);
+
+		if (i < rdev->num_crtc) {
+			if (disp_int[i] & LB_Dx_VBLANK_INTERRUPT)
+				WREG32(VBLANK_STATUS + crtc_offsets[i],
+				       VBLANK_ACK);
+			if (disp_int[i] & LB_Dx_VLINE_INTERRUPT)
+				WREG32(VLINE_STATUS + crtc_offsets[i],
+				       VLINE_ACK);
+		}
+	}
+
 	if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
 		WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
 	if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
 		WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
-	if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
-		WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
-	if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
-		WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
-		WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
-		WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
 
 	if (rdev->num_crtc >= 4) {
 		if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
 		if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
 	}
 
 	if (rdev->num_crtc >= 6) {
@@ -6281,76 +6200,6 @@ static inline void si_irq_ack(struct radeon_device *rdev)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
 		if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
 			WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
-			WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
-		if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
-			WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
-	}
-
-	if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
-		tmp = RREG32(DC_HPD1_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
-		tmp = RREG32(DC_HPD2_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
-		tmp = RREG32(DC_HPD3_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
-		tmp = RREG32(DC_HPD4_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
-		tmp = RREG32(DC_HPD5_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD5_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
-		tmp = RREG32(DC_HPD6_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD6_INT_CONTROL, tmp);
-	}
-
-	if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD1_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD2_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD3_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD4_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD5_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD5_INT_CONTROL, tmp);
-	}
-	if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT) {
-		tmp = RREG32(DC_HPD6_INT_CONTROL);
-		tmp |= DC_HPDx_RX_INT_ACK;
-		WREG32(DC_HPD6_INT_CONTROL, tmp);
 	}
 }
 
@@ -6412,6 +6261,9 @@ static inline u32 si_get_ih_wptr(struct radeon_device *rdev)
  */
 int si_irq_process(struct radeon_device *rdev)
 {
+	u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
+	u32 crtc_idx, hpd_idx;
+	u32 mask;
 	u32 wptr;
 	u32 rptr;
 	u32 src_id, src_data, ring_id;
@@ -6420,6 +6272,7 @@ int si_irq_process(struct radeon_device *rdev)
 	bool queue_dp = false;
 	bool queue_thermal = false;
 	u32 status, addr;
+	const char *event_name;
 
 	if (!rdev->ih.enabled || rdev->shutdown)
 		return IRQ_NONE;
@@ -6449,184 +6302,44 @@ int si_irq_process(struct radeon_device *rdev)
 
 		switch (src_id) {
 		case 1: /* D1 vblank/vline */
-			switch (src_data) {
-			case 0: /* D1 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[0]) {
-					drm_handle_vblank(rdev->ddev, 0);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[0]))
-					radeon_crtc_handle_vblank(rdev, 0);
-				rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D1 vblank\n");
-
-				break;
-			case 1: /* D1 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D1 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 2: /* D2 vblank/vline */
-			switch (src_data) {
-			case 0: /* D2 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[1]) {
-					drm_handle_vblank(rdev->ddev, 1);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[1]))
-					radeon_crtc_handle_vblank(rdev, 1);
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D2 vblank\n");
-
-				break;
-			case 1: /* D2 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D2 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 3: /* D3 vblank/vline */
-			switch (src_data) {
-			case 0: /* D3 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[2]) {
-					drm_handle_vblank(rdev->ddev, 2);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[2]))
-					radeon_crtc_handle_vblank(rdev, 2);
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D3 vblank\n");
-
-				break;
-			case 1: /* D3 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D3 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 4: /* D4 vblank/vline */
-			switch (src_data) {
-			case 0: /* D4 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[3]) {
-					drm_handle_vblank(rdev->ddev, 3);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[3]))
-					radeon_crtc_handle_vblank(rdev, 3);
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D4 vblank\n");
-
-				break;
-			case 1: /* D4 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D4 vline\n");
-
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
 		case 5: /* D5 vblank/vline */
-			switch (src_data) {
-			case 0: /* D5 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+		case 6: /* D6 vblank/vline */
+			crtc_idx = src_id - 1;
+
+			if (src_data == 0) { /* vblank */
+				mask = LB_Dx_VBLANK_INTERRUPT;
+				event_name = "vblank";
 
-				if (rdev->irq.crtc_vblank_int[4]) {
-					drm_handle_vblank(rdev->ddev, 4);
+				if (rdev->irq.crtc_vblank_int[crtc_idx]) {
+					drm_handle_vblank(rdev->ddev, crtc_idx);
 					rdev->pm.vblank_sync = true;
 					wake_up(&rdev->irq.vblank_queue);
 				}
-				if (atomic_read(&rdev->irq.pflip[4]))
-					radeon_crtc_handle_vblank(rdev, 4);
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D5 vblank\n");
-
-				break;
-			case 1: /* D5 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D5 vline\n");
+				if (atomic_read(&rdev->irq.pflip[crtc_idx])) {
+					radeon_crtc_handle_vblank(rdev,
+								  crtc_idx);
+				}
 
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+			} else if (src_data == 1) { /* vline */
+				mask = LB_Dx_VLINE_INTERRUPT;
+				event_name = "vline";
+			} else {
+				DRM_DEBUG("Unhandled interrupt: %d %d\n",
+					  src_id, src_data);
 				break;
 			}
-			break;
-		case 6: /* D6 vblank/vline */
-			switch (src_data) {
-			case 0: /* D6 vblank */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				if (rdev->irq.crtc_vblank_int[5]) {
-					drm_handle_vblank(rdev->ddev, 5);
-					rdev->pm.vblank_sync = true;
-					wake_up(&rdev->irq.vblank_queue);
-				}
-				if (atomic_read(&rdev->irq.pflip[5]))
-					radeon_crtc_handle_vblank(rdev, 5);
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
-				DRM_DEBUG("IH: D6 vblank\n");
 
-				break;
-			case 1: /* D6 vline */
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+			if (!(disp_int[crtc_idx] & mask)) {
+				DRM_DEBUG("IH: D%d %s - IH event w/o asserted irq bit?\n",
+					  crtc_idx + 1, event_name);
+			}
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
-				DRM_DEBUG("IH: D6 vline\n");
+			disp_int[crtc_idx] &= ~mask;
+			DRM_DEBUG("IH: D%d %s\n", crtc_idx + 1, event_name);
 
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
 			break;
 		case 8: /* D1 page flip */
 		case 10: /* D2 page flip */
@@ -6639,119 +6352,29 @@ int si_irq_process(struct radeon_device *rdev)
 				radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
 			break;
 		case 42: /* HPD hotplug */
-			switch (src_data) {
-			case 0:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD1\n");
-
-				break;
-			case 1:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
+			if (src_data <= 5) {
+				hpd_idx = src_data;
+				mask = DC_HPDx_INTERRUPT;
 				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD2\n");
+				event_name = "HPD";
 
-				break;
-			case 2:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD3\n");
-
-				break;
-			case 3:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD4\n");
-
-				break;
-			case 4:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD5\n");
-
-				break;
-			case 5:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
-				queue_hotplug = true;
-				DRM_DEBUG("IH: HPD6\n");
-
-				break;
-			case 6:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_RX_INTERRUPT;
+			} else if (src_data <= 11) {
+				hpd_idx = src_data - 6;
+				mask = DC_HPDx_RX_INTERRUPT;
 				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 1\n");
-
-				break;
-			case 7:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 2\n");
-
-				break;
-			case 8:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 3\n");
-
-				break;
-			case 9:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 4\n");
-
-				break;
-			case 10:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
-				rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 5\n");
+				event_name = "HPD_RX";
 
+			} else {
+				DRM_DEBUG("Unhandled interrupt: %d %d\n",
+					  src_id, src_data);
 				break;
-			case 11:
-				if (!(rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT))
-					DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
+			}
 
-				rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_RX_INTERRUPT;
-				queue_dp = true;
-				DRM_DEBUG("IH: HPD_RX 6\n");
+			if (!(disp_int[hpd_idx] & mask))
+				DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
 
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
+			disp_int[hpd_idx] &= ~mask;
+			DRM_DEBUG("IH: %s%d\n", event_name, hpd_idx + 1);
 			break;
 		case 96:
 			DRM_ERROR("SRBM_READ_ERROR: 0x%x\n", RREG32(SRBM_READ_ERROR));
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index 65a911d..0ef68f0 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -47,6 +47,7 @@
 #define SI_MAX_LDS_NUM           0xFFFF
 #define SI_MAX_TCC               16
 #define SI_MAX_TCC_MASK          0xFFFF
+#define SI_MAX_DISP_REGISTERS    6
 
 /* SMC IND accessor regs */
 #define SMC_IND_INDEX_0                              0x200
@@ -820,41 +821,20 @@
 #       define VBLANK_INT_MASK                          (1 << 0)
 #       define VLINE_INT_MASK                           (1 << 4)
 
-#define DISP_INTERRUPT_STATUS                           0x60f4
-#       define LB_D1_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D1_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD1_INTERRUPT                        (1 << 17)
-#       define DC_HPD1_RX_INTERRUPT                     (1 << 18)
+/* 0x60f4, 0x60f8, 0x60fc, 0x6100, 0x614c, 0x6150 */
+#define DISP_INTERRUPT_STATUS(i) \
+	((i < 4) ? 0x60f4 + (0x4 * i) : 0x614c + (0x4 * (i - 4)))
+#       define LB_Dx_VLINE_INTERRUPT                    (1 << 2)
+#       define LB_Dx_VBLANK_INTERRUPT                   (1 << 3)
+#       define DC_HPDx_INTERRUPT                        (1 << 17)
+#       define DC_HPDx_RX_INTERRUPT                     (1 << 18)
+/* First reg only */
 #       define DACA_AUTODETECT_INTERRUPT                (1 << 22)
 #       define DACB_AUTODETECT_INTERRUPT                (1 << 23)
 #       define DC_I2C_SW_DONE_INTERRUPT                 (1 << 24)
 #       define DC_I2C_HW_DONE_INTERRUPT                 (1 << 25)
-#define DISP_INTERRUPT_STATUS_CONTINUE                  0x60f8
-#       define LB_D2_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D2_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD2_INTERRUPT                        (1 << 17)
-#       define DC_HPD2_RX_INTERRUPT                     (1 << 18)
+/* Second reg only */
 #       define DISP_TIMER_INTERRUPT                     (1 << 24)
-#define DISP_INTERRUPT_STATUS_CONTINUE2                 0x60fc
-#       define LB_D3_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D3_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD3_INTERRUPT                        (1 << 17)
-#       define DC_HPD3_RX_INTERRUPT                     (1 << 18)
-#define DISP_INTERRUPT_STATUS_CONTINUE3                 0x6100
-#       define LB_D4_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D4_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD4_INTERRUPT                        (1 << 17)
-#       define DC_HPD4_RX_INTERRUPT                     (1 << 18)
-#define DISP_INTERRUPT_STATUS_CONTINUE4                 0x614c
-#       define LB_D5_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D5_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD5_INTERRUPT                        (1 << 17)
-#       define DC_HPD5_RX_INTERRUPT                     (1 << 18)
-#define DISP_INTERRUPT_STATUS_CONTINUE5                 0x6150
-#       define LB_D6_VLINE_INTERRUPT                    (1 << 2)
-#       define LB_D6_VBLANK_INTERRUPT                   (1 << 3)
-#       define DC_HPD6_INTERRUPT                        (1 << 17)
-#       define DC_HPD6_RX_INTERRUPT                     (1 << 18)
 
 /* 0x6858, 0x7458, 0x10058, 0x10c58, 0x11858, 0x12458 */
 #define GRPH_INT_STATUS                                 0x6858
@@ -867,37 +847,25 @@
 
 #define	DAC_AUTODETECT_INT_CONTROL			0x67c8
 
-#define DC_HPD1_INT_STATUS                              0x601c
-#define DC_HPD2_INT_STATUS                              0x6028
-#define DC_HPD3_INT_STATUS                              0x6034
-#define DC_HPD4_INT_STATUS                              0x6040
-#define DC_HPD5_INT_STATUS                              0x604c
-#define DC_HPD6_INT_STATUS                              0x6058
-#       define DC_HPDx_INT_STATUS                       (1 << 0)
+/* 0x601c, 0x6028, 0x6034, 0x6040, 0x604c, 0x6058 */
+#define DC_HPDx_INT_STATUS(x)                           (0x601c + (0xc * x))
+#       define DC_HPDx_INT_STATUS_MASK                  (1 << 0)
 #       define DC_HPDx_SENSE                            (1 << 1)
 #       define DC_HPDx_RX_INT_STATUS                    (1 << 8)
 
-#define DC_HPD1_INT_CONTROL                             0x6020
-#define DC_HPD2_INT_CONTROL                             0x602c
-#define DC_HPD3_INT_CONTROL                             0x6038
-#define DC_HPD4_INT_CONTROL                             0x6044
-#define DC_HPD5_INT_CONTROL                             0x6050
-#define DC_HPD6_INT_CONTROL                             0x605c
+/* 0x6020, 0x602c, 0x6038, 0x6044, 0x6050, 0x605c */
+#define DC_HPDx_INT_CONTROL(x)                          (0x6020 + (0xc * x))
 #       define DC_HPDx_INT_ACK                          (1 << 0)
 #       define DC_HPDx_INT_POLARITY                     (1 << 8)
 #       define DC_HPDx_INT_EN                           (1 << 16)
 #       define DC_HPDx_RX_INT_ACK                       (1 << 20)
 #       define DC_HPDx_RX_INT_EN                        (1 << 24)
 
-#define DC_HPD1_CONTROL                                   0x6024
-#define DC_HPD2_CONTROL                                   0x6030
-#define DC_HPD3_CONTROL                                   0x603c
-#define DC_HPD4_CONTROL                                   0x6048
-#define DC_HPD5_CONTROL                                   0x6054
-#define DC_HPD6_CONTROL                                   0x6060
-#       define DC_HPDx_CONNECTION_TIMER(x)                ((x) << 0)
-#       define DC_HPDx_RX_INT_TIMER(x)                    ((x) << 16)
-#       define DC_HPDx_EN                                 (1 << 28)
+/* 0x6024, 0x6030, 0x603c, 0x6048, 0x6054, 0x6060 */
+#define DC_HPDx_CONTROL(x)                              (0x6024 + (0xc * x))
+#       define DC_HPDx_CONNECTION_TIMER(x)              ((x) << 0)
+#       define DC_HPDx_RX_INT_TIMER(x)                  ((x) << 16)
+#       define DC_HPDx_EN                               (1 << 28)
 
 #define DPG_PIPE_STUTTER_CONTROL                          0x6cd4
 #       define STUTTER_ENABLE                             (1 << 0)
