drm/radeon/kms: add hpd support for r6xx/r7xx/rs780/rs880 asics
This just adds the functionality, it's not hooked up
yet.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 94e7fd2..f606896 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -74,6 +74,281 @@
void r600_gpu_init(struct radeon_device *rdev);
void r600_fini(struct radeon_device *rdev);
+/* hpd for digital panel detect/disconnect */
+bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
+{
+ bool connected = false;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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;
+ /* DCE 3.2 */
+ 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;
+ }
+ } else {
+ switch (hpd) {
+ case RADEON_HPD_1:
+ if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_2:
+ if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_3:
+ if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
+ connected = true;
+ break;
+ default:
+ break;
+ }
+ }
+ return connected;
+}
+
+void r600_hpd_set_polarity(struct radeon_device *rdev,
+ enum radeon_hpd_id hpd)
+{
+ u32 tmp;
+ bool connected = r600_hpd_sense(rdev, hpd);
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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;
+ /* DCE 3.2 */
+ 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;
+ }
+ } else {
+ switch (hpd) {
+ case RADEON_HPD_1:
+ tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ else
+ tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_2:
+ tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ else
+ tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_3:
+ tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ else
+ tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
+ break;
+ default:
+ break;
+ }
+ }
+}
+
+void r600_hpd_init(struct radeon_device *rdev)
+{
+ struct drm_device *dev = rdev->ddev;
+ struct drm_connector *connector;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
+ if (ASIC_IS_DCE32(rdev))
+ tmp |= DC_HPDx_EN;
+
+ 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, tmp);
+ rdev->irq.hpd[0] = true;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HPD2_CONTROL, tmp);
+ rdev->irq.hpd[1] = true;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HPD3_CONTROL, tmp);
+ rdev->irq.hpd[2] = true;
+ break;
+ case RADEON_HPD_4:
+ WREG32(DC_HPD4_CONTROL, tmp);
+ rdev->irq.hpd[3] = true;
+ break;
+ /* DCE 3.2 */
+ case RADEON_HPD_5:
+ WREG32(DC_HPD5_CONTROL, tmp);
+ rdev->irq.hpd[4] = true;
+ break;
+ case RADEON_HPD_6:
+ WREG32(DC_HPD6_CONTROL, tmp);
+ rdev->irq.hpd[5] = true;
+ break;
+ default:
+ break;
+ }
+ }
+ } else {
+ 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_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
+ rdev->irq.hpd[0] = true;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
+ rdev->irq.hpd[1] = true;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
+ rdev->irq.hpd[2] = true;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ r600_irq_set(rdev);
+}
+
+void r600_hpd_fini(struct radeon_device *rdev)
+{
+ struct drm_device *dev = rdev->ddev;
+ struct drm_connector *connector;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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);
+ rdev->irq.hpd[0] = false;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HPD2_CONTROL, 0);
+ rdev->irq.hpd[1] = false;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HPD3_CONTROL, 0);
+ rdev->irq.hpd[2] = false;
+ break;
+ case RADEON_HPD_4:
+ WREG32(DC_HPD4_CONTROL, 0);
+ rdev->irq.hpd[3] = false;
+ break;
+ /* DCE 3.2 */
+ case RADEON_HPD_5:
+ WREG32(DC_HPD5_CONTROL, 0);
+ rdev->irq.hpd[4] = false;
+ break;
+ case RADEON_HPD_6:
+ WREG32(DC_HPD6_CONTROL, 0);
+ rdev->irq.hpd[5] = false;
+ break;
+ default:
+ break;
+ }
+ }
+ } else {
+ 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_HOT_PLUG_DETECT1_CONTROL, 0);
+ rdev->irq.hpd[0] = false;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
+ rdev->irq.hpd[1] = false;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
+ rdev->irq.hpd[2] = false;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+}
+
/*
* R600 PCIE GART
*/
@@ -2060,6 +2335,42 @@
rdev->ih.rptr = 0;
}
+static void r600_disable_interrupt_state(struct radeon_device *rdev)
+{
+ u32 tmp;
+
+ WREG32(CP_INT_CNTL, 0);
+ WREG32(GRBM_INT_CNTL, 0);
+ WREG32(DxMODE_INT_MASK, 0);
+ if (ASIC_IS_DCE3(rdev)) {
+ WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
+ WREG32(DCE3_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);
+ if (ASIC_IS_DCE32(rdev)) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD5_INT_CONTROL, 0);
+ tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD6_INT_CONTROL, 0);
+ }
+ } else {
+ WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
+ WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
+ tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, 0);
+ tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, 0);
+ tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, 0);
+ }
+}
+
int r600_irq_init(struct radeon_device *rdev)
{
int ret = 0;
@@ -2122,9 +2433,7 @@
WREG32(IH_CNTL, ih_cntl);
/* force the active interrupt state to all disabled */
- WREG32(CP_INT_CNTL, 0);
- WREG32(GRBM_INT_CNTL, 0);
- WREG32(DxMODE_INT_MASK, 0);
+ r600_disable_interrupt_state(rdev);
/* enable irqs */
r600_enable_interrupts(rdev);
@@ -2141,13 +2450,29 @@
int r600_irq_set(struct radeon_device *rdev)
{
- uint32_t cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
- uint32_t mode_int = 0;
+ u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
+ u32 mode_int = 0;
+ u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
/* don't enable anything if the ih is disabled */
if (!rdev->ih.enabled)
return 0;
+ if (ASIC_IS_DCE3(rdev)) {
+ hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ if (ASIC_IS_DCE32(rdev)) {
+ hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ }
+ } else {
+ hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ }
+
if (rdev->irq.sw_int) {
DRM_DEBUG("r600_irq_set: sw int\n");
cp_int_cntl |= RB_INT_ENABLE;
@@ -2160,39 +2485,137 @@
DRM_DEBUG("r600_irq_set: vblank 1\n");
mode_int |= D2MODE_VBLANK_INT_MASK;
}
+ if (rdev->irq.hpd[0]) {
+ DRM_DEBUG("r600_irq_set: hpd 1\n");
+ hpd1 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[1]) {
+ DRM_DEBUG("r600_irq_set: hpd 2\n");
+ hpd2 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[2]) {
+ DRM_DEBUG("r600_irq_set: hpd 3\n");
+ hpd3 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[3]) {
+ DRM_DEBUG("r600_irq_set: hpd 4\n");
+ hpd4 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[4]) {
+ DRM_DEBUG("r600_irq_set: hpd 5\n");
+ hpd5 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[5]) {
+ DRM_DEBUG("r600_irq_set: hpd 6\n");
+ hpd6 |= DC_HPDx_INT_EN;
+ }
WREG32(CP_INT_CNTL, cp_int_cntl);
WREG32(DxMODE_INT_MASK, mode_int);
+ if (ASIC_IS_DCE3(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);
+ if (ASIC_IS_DCE32(rdev)) {
+ WREG32(DC_HPD5_INT_CONTROL, hpd5);
+ WREG32(DC_HPD6_INT_CONTROL, hpd6);
+ }
+ } else {
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
+ }
return 0;
}
-static inline void r600_irq_ack(struct radeon_device *rdev, u32 disp_int)
+static inline void r600_irq_ack(struct radeon_device *rdev,
+ u32 *disp_int,
+ u32 *disp_int_cont,
+ u32 *disp_int_cont2)
{
+ u32 tmp;
- if (disp_int & LB_D1_VBLANK_INTERRUPT)
+ if (ASIC_IS_DCE3(rdev)) {
+ *disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
+ *disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
+ *disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
+ } else {
+ *disp_int = RREG32(DISP_INTERRUPT_STATUS);
+ *disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
+ *disp_int_cont2 = 0;
+ }
+
+ if (*disp_int & LB_D1_VBLANK_INTERRUPT)
WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
- if (disp_int & LB_D1_VLINE_INTERRUPT)
+ if (*disp_int & LB_D1_VLINE_INTERRUPT)
WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
- if (disp_int & LB_D2_VBLANK_INTERRUPT)
+ if (*disp_int & LB_D2_VBLANK_INTERRUPT)
WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
- if (disp_int & LB_D2_VLINE_INTERRUPT)
+ if (*disp_int & LB_D2_VLINE_INTERRUPT)
WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
-
+ if (*disp_int & DC_HPD1_INTERRUPT) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DC_HPD1_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD1_INT_CONTROL, tmp);
+ } else {
+ tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
+ }
+ }
+ if (*disp_int & DC_HPD2_INTERRUPT) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DC_HPD2_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD2_INT_CONTROL, tmp);
+ } else {
+ tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
+ }
+ }
+ if (*disp_int_cont & DC_HPD3_INTERRUPT) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DC_HPD3_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD3_INT_CONTROL, tmp);
+ } else {
+ tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
+ }
+ }
+ if (*disp_int_cont & DC_HPD4_INTERRUPT) {
+ tmp = RREG32(DC_HPD4_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD4_INT_CONTROL, tmp);
+ }
+ if (ASIC_IS_DCE32(rdev)) {
+ if (*disp_int_cont2 & DC_HPD5_INTERRUPT) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD5_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont2 & DC_HPD6_INTERRUPT) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD6_INT_CONTROL, tmp);
+ }
+ }
}
void r600_irq_disable(struct radeon_device *rdev)
{
- u32 disp_int;
+ u32 disp_int, disp_int_cont, disp_int_cont2;
r600_disable_interrupts(rdev);
/* Wait and acknowledge irq */
mdelay(1);
- if (ASIC_IS_DCE3(rdev))
- disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
- else
- disp_int = RREG32(DISP_INTERRUPT_STATUS);
- r600_irq_ack(rdev, disp_int);
+ r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
+ r600_disable_interrupt_state(rdev);
}
static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
@@ -2249,7 +2672,7 @@
u32 rptr = rdev->ih.rptr;
u32 src_id, src_data;
u32 last_entry = rdev->ih.ring_size - 16;
- u32 ring_index, disp_int;
+ u32 ring_index, disp_int, disp_int_cont, disp_int_cont2;
unsigned long flags;
DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
@@ -2267,11 +2690,7 @@
restart_ih:
/* display interrupts */
- if (ASIC_IS_DCE3(rdev))
- disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
- else
- disp_int = RREG32(DISP_INTERRUPT_STATUS);
- r600_irq_ack(rdev, disp_int);
+ r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
rdev->ih.wptr = wptr;
while (rptr != wptr) {
@@ -2321,6 +2740,49 @@
break;
}
break;
+ case 19: /* HPD/DAC hotplug */
+ switch (src_data) {
+ case 0:
+ if (disp_int & DC_HPD1_INTERRUPT) {
+ disp_int &= ~DC_HPD1_INTERRUPT;
+ DRM_INFO("IH: HPD1\n");
+ }
+ break;
+ case 1:
+ if (disp_int & DC_HPD2_INTERRUPT) {
+ disp_int &= ~DC_HPD2_INTERRUPT;
+ DRM_INFO("IH: HPD2\n");
+ }
+ break;
+ case 4:
+ if (disp_int_cont & DC_HPD3_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD3_INTERRUPT;
+ DRM_INFO("IH: HPD3\n");
+ }
+ break;
+ case 5:
+ if (disp_int_cont & DC_HPD4_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD4_INTERRUPT;
+ DRM_INFO("IH: HPD4\n");
+ }
+ break;
+ case 10:
+ if (disp_int_cont2 & DC_HPD5_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD5_INTERRUPT;
+ DRM_INFO("IH: HPD5\n");
+ }
+ break;
+ case 12:
+ if (disp_int_cont2 & DC_HPD6_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD6_INTERRUPT;
+ DRM_INFO("IH: HPD6\n");
+ }
+ break;
+ default:
+ DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
case 176: /* CP_INT in ring buffer */
case 177: /* CP_INT in IB1 */
case 178: /* CP_INT in IB2 */