drm/radeon/kms: add support for per-ring fence interrupts
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <deathsimple@vodafone.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 8f86aeb..be38921 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -65,7 +65,8 @@
unsigned i;
/* Disable *all* interrupts */
- rdev->irq.sw_int = false;
+ for (i = 0; i < RADEON_NUM_RINGS; i++)
+ rdev->irq.sw_int[i] = false;
rdev->irq.gui_idle = false;
for (i = 0; i < RADEON_MAX_HPD_PINS; i++)
rdev->irq.hpd[i] = false;
@@ -81,9 +82,11 @@
int radeon_driver_irq_postinstall_kms(struct drm_device *dev)
{
struct radeon_device *rdev = dev->dev_private;
+ unsigned i;
dev->max_vblank_count = 0x001fffff;
- rdev->irq.sw_int = true;
+ for (i = 0; i < RADEON_NUM_RINGS; i++)
+ rdev->irq.sw_int[i] = true;
radeon_irq_set(rdev);
return 0;
}
@@ -97,7 +100,8 @@
return;
}
/* Disable *all* interrupts */
- rdev->irq.sw_int = false;
+ for (i = 0; i < RADEON_NUM_RINGS; i++)
+ rdev->irq.sw_int[i] = false;
rdev->irq.gui_idle = false;
for (i = 0; i < RADEON_MAX_HPD_PINS; i++)
rdev->irq.hpd[i] = false;
@@ -194,26 +198,26 @@
flush_work_sync(&rdev->hotplug_work);
}
-void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev)
+void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring)
{
unsigned long irqflags;
spin_lock_irqsave(&rdev->irq.sw_lock, irqflags);
- if (rdev->ddev->irq_enabled && (++rdev->irq.sw_refcount == 1)) {
- rdev->irq.sw_int = true;
+ if (rdev->ddev->irq_enabled && (++rdev->irq.sw_refcount[ring] == 1)) {
+ rdev->irq.sw_int[ring] = true;
radeon_irq_set(rdev);
}
spin_unlock_irqrestore(&rdev->irq.sw_lock, irqflags);
}
-void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev)
+void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring)
{
unsigned long irqflags;
spin_lock_irqsave(&rdev->irq.sw_lock, irqflags);
- BUG_ON(rdev->ddev->irq_enabled && rdev->irq.sw_refcount <= 0);
- if (rdev->ddev->irq_enabled && (--rdev->irq.sw_refcount == 0)) {
- rdev->irq.sw_int = false;
+ BUG_ON(rdev->ddev->irq_enabled && rdev->irq.sw_refcount[ring] <= 0);
+ if (rdev->ddev->irq_enabled && (--rdev->irq.sw_refcount[ring] == 0)) {
+ rdev->irq.sw_int[ring] = false;
radeon_irq_set(rdev);
}
spin_unlock_irqrestore(&rdev->irq.sw_lock, irqflags);