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-rw-r--r--drivers/gpu/drm/i915/i915_irq.c20
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h12
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c36
3 files changed, 30 insertions, 38 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 01fb650..06286a2 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -462,7 +462,7 @@ static irqreturn_t valleyview_irq_handler(DRM_IRQ_ARGS)
notify_ring(dev, &dev_priv->ring[RCS]);
if (gt_iir & GT_GEN6_BSD_USER_INTERRUPT)
notify_ring(dev, &dev_priv->ring[VCS]);
- if (gt_iir & GT_BLT_USER_INTERRUPT)
+ if (gt_iir & GT_GEN6_BLT_USER_INTERRUPT)
notify_ring(dev, &dev_priv->ring[BCS]);
if (gt_iir & (GT_GEN6_BLT_CS_ERROR_INTERRUPT |
@@ -620,9 +620,9 @@ static irqreturn_t ivybridge_irq_handler(DRM_IRQ_ARGS)
if (gt_iir & (GT_USER_INTERRUPT | GT_PIPE_NOTIFY))
notify_ring(dev, &dev_priv->ring[RCS]);
- if (gt_iir & GT_GEN6_BSD_USER_INTERRUPT)
+ if (gt_iir & GEN6_BSD_USER_INTERRUPT)
notify_ring(dev, &dev_priv->ring[VCS]);
- if (gt_iir & GT_BLT_USER_INTERRUPT)
+ if (gt_iir & GEN6_BLITTER_USER_INTERRUPT)
notify_ring(dev, &dev_priv->ring[BCS]);
if (de_iir & DE_GSE_IVB)
@@ -688,7 +688,7 @@ static irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
atomic_inc(&dev_priv->irq_received);
if (IS_GEN6(dev))
- bsd_usr_interrupt = GT_GEN6_BSD_USER_INTERRUPT;
+ bsd_usr_interrupt = GEN6_BSD_USER_INTERRUPT;
/* disable master interrupt before clearing iir */
de_ier = I915_READ(DEIER);
@@ -722,7 +722,7 @@ static irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
notify_ring(dev, &dev_priv->ring[RCS]);
if (gt_iir & bsd_usr_interrupt)
notify_ring(dev, &dev_priv->ring[VCS]);
- if (gt_iir & GT_BLT_USER_INTERRUPT)
+ if (gt_iir & GEN6_BLITTER_USER_INTERRUPT)
notify_ring(dev, &dev_priv->ring[BCS]);
if (de_iir & DE_GSE)
@@ -2081,8 +2081,8 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
if (IS_GEN6(dev))
render_irqs =
GT_USER_INTERRUPT |
- GT_GEN6_BSD_USER_INTERRUPT |
- GT_BLT_USER_INTERRUPT;
+ GEN6_BSD_USER_INTERRUPT |
+ GEN6_BLITTER_USER_INTERRUPT;
else
render_irqs =
GT_USER_INTERRUPT |
@@ -2154,8 +2154,8 @@ static int ivybridge_irq_postinstall(struct drm_device *dev)
I915_WRITE(GTIIR, I915_READ(GTIIR));
I915_WRITE(GTIMR, dev_priv->gt_irq_mask);
- render_irqs = GT_USER_INTERRUPT | GT_GEN6_BSD_USER_INTERRUPT |
- GT_BLT_USER_INTERRUPT;
+ render_irqs = GT_USER_INTERRUPT | GEN6_BSD_USER_INTERRUPT |
+ GEN6_BLITTER_USER_INTERRUPT;
I915_WRITE(GTIER, render_irqs);
POSTING_READ(GTIER);
@@ -2218,7 +2218,7 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
render_irqs = GT_GEN6_BLT_FLUSHDW_NOTIFY_INTERRUPT |
GT_GEN6_BLT_CS_ERROR_INTERRUPT |
- GT_BLT_USER_INTERRUPT |
+ GT_GEN6_BLT_USER_INTERRUPT |
GT_GEN6_BSD_USER_INTERRUPT |
GT_GEN6_BSD_CS_ERROR_INTERRUPT |
GT_GEN7_L3_PARITY_ERROR_INTERRUPT |
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 0f6f567..56d4db8 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -643,7 +643,9 @@
#define CACHE_MODE_1 0x7004 /* IVB+ */
#define PIXEL_SUBSPAN_COLLECT_OPT_DISABLE (1<<6)
-/* GEN6 interrupt control */
+/* GEN6 interrupt control
+ * Note that the per-ring interrupt bits do alias with the global interrupt bits
+ * in GTIMR. */
#define GEN6_RENDER_HWSTAM 0x2098
#define GEN6_RENDER_IMR 0x20a8
#define GEN6_RENDER_CONTEXT_SWITCH_INTERRUPT (1 << 8)
@@ -3203,13 +3205,15 @@
#define DEIIR 0x44008
#define DEIER 0x4400c
-/* GT interrupt */
+/* GT interrupt.
+ * Note that for gen6+ the ring-specific interrupt bits do alias with the
+ * corresponding bits in the per-ring interrupt control registers. */
#define GT_GEN6_BLT_FLUSHDW_NOTIFY_INTERRUPT (1 << 26)
#define GT_GEN6_BLT_CS_ERROR_INTERRUPT (1 << 25)
-#define GT_BLT_USER_INTERRUPT (1 << 22)
+#define GT_GEN6_BLT_USER_INTERRUPT (1 << 22)
#define GT_GEN6_BSD_CS_ERROR_INTERRUPT (1 << 15)
#define GT_GEN6_BSD_USER_INTERRUPT (1 << 12)
-#define GT_BSD_USER_INTERRUPT (1 << 5)
+#define GT_BSD_USER_INTERRUPT (1 << 5) /* ilk only */
#define GT_GEN7_L3_PARITY_ERROR_INTERRUPT (1 << 5)
#define GT_PIPE_NOTIFY (1 << 4)
#define GT_RENDER_CS_ERROR_INTERRUPT (1 << 3)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 75081f1..c7eea7f 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -788,7 +788,7 @@ ring_add_request(struct intel_ring_buffer *ring,
}
static bool
-gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
+gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 mask)
{
struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
@@ -803,9 +803,9 @@ gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
spin_lock(&ring->irq_lock);
if (ring->irq_refcount++ == 0) {
- ring->irq_mask &= ~rflag;
+ ring->irq_mask &= ~mask;
I915_WRITE_IMR(ring, ring->irq_mask);
- ironlake_enable_irq(dev_priv, gflag);
+ ironlake_enable_irq(dev_priv, mask);
}
spin_unlock(&ring->irq_lock);
@@ -813,16 +813,16 @@ gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
}
static void
-gen6_ring_put_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
+gen6_ring_put_irq(struct intel_ring_buffer *ring, u32 mask)
{
struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
spin_lock(&ring->irq_lock);
if (--ring->irq_refcount == 0) {
- ring->irq_mask |= rflag;
+ ring->irq_mask |= mask;
I915_WRITE_IMR(ring, ring->irq_mask);
- ironlake_disable_irq(dev_priv, gflag);
+ ironlake_disable_irq(dev_priv, mask);
}
spin_unlock(&ring->irq_lock);
@@ -1376,33 +1376,25 @@ gen6_ring_dispatch_execbuffer(struct intel_ring_buffer *ring,
static bool
gen6_render_ring_get_irq(struct intel_ring_buffer *ring)
{
- return gen6_ring_get_irq(ring,
- GT_USER_INTERRUPT,
- GEN6_RENDER_USER_INTERRUPT);
+ return gen6_ring_get_irq(ring, GT_USER_INTERRUPT);
}
static void
gen6_render_ring_put_irq(struct intel_ring_buffer *ring)
{
- return gen6_ring_put_irq(ring,
- GT_USER_INTERRUPT,
- GEN6_RENDER_USER_INTERRUPT);
+ return gen6_ring_put_irq(ring, GT_USER_INTERRUPT);
}
static bool
gen6_bsd_ring_get_irq(struct intel_ring_buffer *ring)
{
- return gen6_ring_get_irq(ring,
- GT_GEN6_BSD_USER_INTERRUPT,
- GEN6_BSD_USER_INTERRUPT);
+ return gen6_ring_get_irq(ring, GEN6_BSD_USER_INTERRUPT);
}
static void
gen6_bsd_ring_put_irq(struct intel_ring_buffer *ring)
{
- return gen6_ring_put_irq(ring,
- GT_GEN6_BSD_USER_INTERRUPT,
- GEN6_BSD_USER_INTERRUPT);
+ return gen6_ring_put_irq(ring, GEN6_BSD_USER_INTERRUPT);
}
/* ring buffer for Video Codec for Gen6+ */
@@ -1431,17 +1423,13 @@ static const struct intel_ring_buffer gen6_bsd_ring = {
static bool
blt_ring_get_irq(struct intel_ring_buffer *ring)
{
- return gen6_ring_get_irq(ring,
- GT_BLT_USER_INTERRUPT,
- GEN6_BLITTER_USER_INTERRUPT);
+ return gen6_ring_get_irq(ring, GEN6_BLITTER_USER_INTERRUPT);
}
static void
blt_ring_put_irq(struct intel_ring_buffer *ring)
{
- gen6_ring_put_irq(ring,
- GT_BLT_USER_INTERRUPT,
- GEN6_BLITTER_USER_INTERRUPT);
+ gen6_ring_put_irq(ring, GEN6_BLITTER_USER_INTERRUPT);
}
static int blt_ring_flush(struct intel_ring_buffer *ring,
generated by cgit v0.10.2 at 2024-09-04 14:39:59 (GMT)