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-rw-r--r--shared-core/radeon_drv.h26
-rw-r--r--shared-core/radeon_irq.c200
2 files changed, 177 insertions, 49 deletions
diff --git a/shared-core/radeon_drv.h b/shared-core/radeon_drv.h
index c5a84439..4f04f30f 100644
--- a/shared-core/radeon_drv.h
+++ b/shared-core/radeon_drv.h
@@ -296,6 +296,7 @@ typedef struct drm_radeon_private {
int vblank_crtc;
uint32_t irq_enable_reg;
int irq_enabled;
+ uint32_t r500_disp_irq_reg;
struct radeon_surface surfaces[RADEON_MAX_SURFACES];
struct radeon_virt_surface virt_surfaces[2 * RADEON_MAX_SURFACES];
@@ -620,6 +621,8 @@ extern int r300_do_cp_cmdbuf(struct drm_device *dev,
# define RADEON_SW_INT_TEST (1 << 25)
# define RADEON_SW_INT_TEST_ACK (1 << 25)
# define RADEON_SW_INT_FIRE (1 << 26)
+# define R500_DISPLAY_INT_STATUS (1 << 0)
+
#define RADEON_HOST_PATH_CNTL 0x0130
# define RADEON_HDP_SOFT_RESET (1 << 26)
@@ -1139,7 +1142,30 @@ extern int r300_do_cp_cmdbuf(struct drm_device *dev,
#define RADEON_VHA_BACKFRAME0_OFF_V_2 0x1894
#define RADEON_VHA_BACKFRAME1_OFF_PITCH_V_2 0x1898
+#define R500_D1CRTC_STATUS 0x609c
+#define R500_D2CRTC_STATUS 0x689c
+#define R500_CRTC_V_BLANK (1<<0)
+
+#define R500_D1CRTC_FRAME_COUNT 0x60a4
+#define R500_D2CRTC_FRAME_COUNT 0x68a4
+
+#define R500_D1MODE_V_COUNTER 0x6530
+#define R500_D2MODE_V_COUNTER 0x6d30
+
+#define R500_D1MODE_VBLANK_STATUS 0x6534
+#define R500_D2MODE_VBLANK_STATUS 0x6d34
+#define R500_VBLANK_OCCURED (1<<0)
+#define R500_VBLANK_ACK (1<<4)
+#define R500_VBLANK_STAT (1<<12)
+#define R500_VBLANK_INT (1<<16)
+
+#define R500_DxMODE_INT_MASK 0x6540
+#define R500_D1MODE_INT_MASK (1<<0)
+#define R500_D2MODE_INT_MASK (1<<8)
+#define R500_DISP_INTERRUPT_STATUS 0x7edc
+#define R500_D1_VBLANK_INTERRUPT (1 << 4)
+#define R500_D2_VBLANK_INTERRUPT (1 << 5)
/* Constants */
#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */
diff --git a/shared-core/radeon_irq.c b/shared-core/radeon_irq.c
index 79e4e866..d21761fb 100644
--- a/shared-core/radeon_irq.c
+++ b/shared-core/radeon_irq.c
@@ -47,19 +47,48 @@ static void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
}
+static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ if (state)
+ dev_priv->r500_disp_irq_reg |= mask;
+ else
+ dev_priv->r500_disp_irq_reg &= ~mask;
+
+ RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
+}
+
int radeon_enable_vblank(struct drm_device *dev, int crtc)
{
- switch (crtc) {
- case 0:
- radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 1);
- break;
- case 1:
- radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 1);
- break;
- default:
- DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
- crtc);
- return EINVAL;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
+ switch (crtc) {
+ case 0:
+ r500_vbl_irq_set_state(dev, R500_D1MODE_INT_MASK, 1);
+ break;
+ case 1:
+ r500_vbl_irq_set_state(dev, R500_D2MODE_INT_MASK, 1);
+ break;
+ default:
+ DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
+ crtc);
+ return EINVAL;
+ }
+ } else {
+ switch (crtc) {
+ case 0:
+ radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 1);
+ break;
+ case 1:
+ radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 1);
+ break;
+ default:
+ DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
+ crtc);
+ return EINVAL;
+ }
}
return 0;
@@ -67,29 +96,69 @@ int radeon_enable_vblank(struct drm_device *dev, int crtc)
void radeon_disable_vblank(struct drm_device *dev, int crtc)
{
- switch (crtc) {
- case 0:
- radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 0);
- break;
- case 1:
- radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 0);
- break;
- default:
- DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
- crtc);
- break;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
+ switch (crtc) {
+ case 0:
+ r500_vbl_irq_set_state(dev, R500_D1MODE_INT_MASK, 0);
+ break;
+ case 1:
+ r500_vbl_irq_set_state(dev, R500_D2MODE_INT_MASK, 0);
+ break;
+ default:
+ DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
+ crtc);
+ break;
+ }
+ } else {
+ switch (crtc) {
+ case 0:
+ radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 0);
+ break;
+ case 1:
+ radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 0);
+ break;
+ default:
+ DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
+ crtc);
+ break;
+ }
}
}
-static __inline__ u32 radeon_acknowledge_irqs(drm_radeon_private_t * dev_priv)
+static __inline__ u32 radeon_acknowledge_irqs(drm_radeon_private_t * dev_priv, u32 *r500_disp_int)
{
- u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS) &
- (RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT |
- RADEON_CRTC2_VBLANK_STAT);
+ u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS);
+ u32 irq_mask = RADEON_SW_INT_TEST;
+
+ *r500_disp_int = 0;
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
+ /* vbl interrupts in a different place */
+
+ if (irqs & R500_DISPLAY_INT_STATUS) {
+ /* if a display interrupt */
+ u32 disp_irq;
+
+ disp_irq = RADEON_READ(R500_DISP_INTERRUPT_STATUS);
+
+ *r500_disp_int = disp_irq;
+ if (disp_irq & R500_D1_VBLANK_INTERRUPT) {
+ RADEON_WRITE(R500_D1MODE_VBLANK_STATUS, R500_VBLANK_ACK);
+ }
+ if (disp_irq & R500_D2_VBLANK_INTERRUPT) {
+ RADEON_WRITE(R500_D2MODE_VBLANK_STATUS, R500_VBLANK_ACK);
+ }
+ }
+ irq_mask |= R500_DISPLAY_INT_STATUS;
+ } else
+ irq_mask |= RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT;
+
+ irqs &= irq_mask;
if (irqs)
RADEON_WRITE(RADEON_GEN_INT_STATUS, irqs);
-
+
return irqs;
}
@@ -117,11 +186,12 @@ irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS)
drm_radeon_private_t *dev_priv =
(drm_radeon_private_t *) dev->dev_private;
u32 stat;
+ u32 r500_disp_int;
/* Only consider the bits we're interested in - others could be used
* outside the DRM
*/
- stat = radeon_acknowledge_irqs(dev_priv);
+ stat = radeon_acknowledge_irqs(dev_priv, &r500_disp_int);
if (!stat)
return IRQ_NONE;
@@ -132,11 +202,17 @@ irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS)
DRM_WAKEUP(&dev_priv->swi_queue);
/* VBLANK interrupt */
- if (stat & RADEON_CRTC_VBLANK_STAT)
- drm_handle_vblank(dev, 0);
- if (stat & RADEON_CRTC2_VBLANK_STAT)
- drm_handle_vblank(dev, 1);
-
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
+ if (r500_disp_int & R500_D1_VBLANK_INTERRUPT)
+ drm_handle_vblank(dev, 0);
+ if (r500_disp_int & R500_D2_VBLANK_INTERRUPT)
+ drm_handle_vblank(dev, 1);
+ } else {
+ if (stat & RADEON_CRTC_VBLANK_STAT)
+ drm_handle_vblank(dev, 0);
+ if (stat & RADEON_CRTC2_VBLANK_STAT)
+ drm_handle_vblank(dev, 1);
+ }
return IRQ_HANDLED;
}
@@ -185,17 +261,29 @@ u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc)
return -EINVAL;
}
- if (crtc == 0) {
- crtc_cnt_reg = RADEON_CRTC_CRNT_FRAME;
- crtc_status_reg = RADEON_CRTC_STATUS;
- } else if (crtc == 1) {
- crtc_cnt_reg = RADEON_CRTC2_CRNT_FRAME;
- crtc_status_reg = RADEON_CRTC2_STATUS;
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
+ if (crtc == 0) {
+ crtc_cnt_reg = R500_D1CRTC_FRAME_COUNT;
+ crtc_status_reg = R500_D1CRTC_STATUS;
+ } else if (crtc == 1) {
+ crtc_cnt_reg = R500_D2CRTC_FRAME_COUNT;
+ crtc_status_reg = R500_D2CRTC_STATUS;
+ } else
+ return -EINVAL;
+ return RADEON_READ(crtc_cnt_reg) + (RADEON_READ(crtc_status_reg) & 1);
+
} else {
- return -EINVAL;
+ if (crtc == 0) {
+ crtc_cnt_reg = RADEON_CRTC_CRNT_FRAME;
+ crtc_status_reg = RADEON_CRTC_STATUS;
+ } else if (crtc == 1) {
+ crtc_cnt_reg = RADEON_CRTC2_CRNT_FRAME;
+ crtc_status_reg = RADEON_CRTC2_STATUS;
+ } else {
+ return -EINVAL;
+ }
+ return RADEON_READ(crtc_cnt_reg) + (RADEON_READ(crtc_status_reg) & 1);
}
-
- return RADEON_READ(crtc_cnt_reg) + (RADEON_READ(crtc_status_reg) & 1);
}
/* Needs the lock as it touches the ring.
@@ -244,12 +332,15 @@ void radeon_driver_irq_preinstall(struct drm_device * dev)
{
drm_radeon_private_t *dev_priv =
(drm_radeon_private_t *) dev->dev_private;
+ u32 dummy;
/* Disable *all* interrupts */
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
+ RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
/* Clear bits if they're already high */
- radeon_acknowledge_irqs(dev_priv);
+ radeon_acknowledge_irqs(dev_priv, &dummy);
}
int radeon_driver_irq_postinstall(struct drm_device * dev)
@@ -281,6 +372,8 @@ void radeon_driver_irq_uninstall(struct drm_device * dev)
dev_priv->irq_enabled = 0;
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
+ RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
/* Disable *all* interrupts */
RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
}
@@ -292,14 +385,23 @@ int radeon_vblank_crtc_get(struct drm_device *dev)
u32 flag;
u32 value;
- flag = RADEON_READ(RADEON_GEN_INT_CNTL);
- value = 0;
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
+ flag = RADEON_READ(R500_DxMODE_INT_MASK);
+ value = 0;
+ if (flag & R500_D1MODE_INT_MASK)
+ value |= DRM_RADEON_VBLANK_CRTC1;
- if (flag & RADEON_CRTC_VBLANK_MASK)
- value |= DRM_RADEON_VBLANK_CRTC1;
+ if (flag & R500_D2MODE_INT_MASK)
+ value |= DRM_RADEON_VBLANK_CRTC2;
+ } else {
+ flag = RADEON_READ(RADEON_GEN_INT_CNTL);
+ value = 0;
+ if (flag & RADEON_CRTC_VBLANK_MASK)
+ value |= DRM_RADEON_VBLANK_CRTC1;
- if (flag & RADEON_CRTC2_VBLANK_MASK)
- value |= DRM_RADEON_VBLANK_CRTC2;
+ if (flag & RADEON_CRTC2_VBLANK_MASK)
+ value |= DRM_RADEON_VBLANK_CRTC2;
+ }
return value;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 06:52:41 +0000