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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_irq.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_irq.c56
1 files changed, 28 insertions, 28 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index e92298a6a383..48701d2c8c0f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -53,7 +53,7 @@ irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS)
return IRQ_NONE;
}
-static bool vmw_fifo_idle(struct vmw_private *dev_priv, uint32_t sequence)
+static bool vmw_fifo_idle(struct vmw_private *dev_priv, uint32_t seqno)
{
uint32_t busy;
@@ -64,43 +64,43 @@ static bool vmw_fifo_idle(struct vmw_private *dev_priv, uint32_t sequence)
return (busy == 0);
}
-void vmw_update_sequence(struct vmw_private *dev_priv,
+void vmw_update_seqno(struct vmw_private *dev_priv,
struct vmw_fifo_state *fifo_state)
{
__le32 __iomem *fifo_mem = dev_priv->mmio_virt;
- uint32_t sequence = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ uint32_t seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
- if (dev_priv->last_read_sequence != sequence) {
- dev_priv->last_read_sequence = sequence;
- vmw_fence_pull(&fifo_state->fence_queue, sequence);
+ if (dev_priv->last_read_seqno != seqno) {
+ dev_priv->last_read_seqno = seqno;
+ vmw_marker_pull(&fifo_state->marker_queue, seqno);
}
}
-bool vmw_fence_signaled(struct vmw_private *dev_priv,
- uint32_t sequence)
+bool vmw_seqno_passed(struct vmw_private *dev_priv,
+ uint32_t seqno)
{
struct vmw_fifo_state *fifo_state;
bool ret;
- if (likely(dev_priv->last_read_sequence - sequence < VMW_FENCE_WRAP))
+ if (likely(dev_priv->last_read_seqno - seqno < VMW_FENCE_WRAP))
return true;
fifo_state = &dev_priv->fifo;
- vmw_update_sequence(dev_priv, fifo_state);
- if (likely(dev_priv->last_read_sequence - sequence < VMW_FENCE_WRAP))
+ vmw_update_seqno(dev_priv, fifo_state);
+ if (likely(dev_priv->last_read_seqno - seqno < VMW_FENCE_WRAP))
return true;
if (!(fifo_state->capabilities & SVGA_FIFO_CAP_FENCE) &&
- vmw_fifo_idle(dev_priv, sequence))
+ vmw_fifo_idle(dev_priv, seqno))
return true;
/**
- * Then check if the sequence is higher than what we've actually
+ * Then check if the seqno is higher than what we've actually
* emitted. Then the fence is stale and signaled.
*/
- ret = ((atomic_read(&dev_priv->fence_seq) - sequence)
+ ret = ((atomic_read(&dev_priv->marker_seq) - seqno)
> VMW_FENCE_WRAP);
return ret;
@@ -109,7 +109,7 @@ bool vmw_fence_signaled(struct vmw_private *dev_priv,
int vmw_fallback_wait(struct vmw_private *dev_priv,
bool lazy,
bool fifo_idle,
- uint32_t sequence,
+ uint32_t seqno,
bool interruptible,
unsigned long timeout)
{
@@ -123,7 +123,7 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
DEFINE_WAIT(__wait);
wait_condition = (fifo_idle) ? &vmw_fifo_idle :
- &vmw_fence_signaled;
+ &vmw_seqno_passed;
/**
* Block command submission while waiting for idle.
@@ -131,14 +131,14 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
if (fifo_idle)
down_read(&fifo_state->rwsem);
- signal_seq = atomic_read(&dev_priv->fence_seq);
+ signal_seq = atomic_read(&dev_priv->marker_seq);
ret = 0;
for (;;) {
prepare_to_wait(&dev_priv->fence_queue, &__wait,
(interruptible) ?
TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
- if (wait_condition(dev_priv, sequence))
+ if (wait_condition(dev_priv, seqno))
break;
if (time_after_eq(jiffies, end_jiffies)) {
DRM_ERROR("SVGA device lockup.\n");
@@ -175,28 +175,28 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
return ret;
}
-int vmw_wait_fence(struct vmw_private *dev_priv,
- bool lazy, uint32_t sequence,
- bool interruptible, unsigned long timeout)
+int vmw_wait_seqno(struct vmw_private *dev_priv,
+ bool lazy, uint32_t seqno,
+ bool interruptible, unsigned long timeout)
{
long ret;
unsigned long irq_flags;
struct vmw_fifo_state *fifo = &dev_priv->fifo;
- if (likely(dev_priv->last_read_sequence - sequence < VMW_FENCE_WRAP))
+ if (likely(dev_priv->last_read_seqno - seqno < VMW_FENCE_WRAP))
return 0;
- if (likely(vmw_fence_signaled(dev_priv, sequence)))
+ if (likely(vmw_seqno_passed(dev_priv, seqno)))
return 0;
vmw_fifo_ping_host(dev_priv, SVGA_SYNC_GENERIC);
if (!(fifo->capabilities & SVGA_FIFO_CAP_FENCE))
- return vmw_fallback_wait(dev_priv, lazy, true, sequence,
+ return vmw_fallback_wait(dev_priv, lazy, true, seqno,
interruptible, timeout);
if (!(dev_priv->capabilities & SVGA_CAP_IRQMASK))
- return vmw_fallback_wait(dev_priv, lazy, false, sequence,
+ return vmw_fallback_wait(dev_priv, lazy, false, seqno,
interruptible, timeout);
mutex_lock(&dev_priv->hw_mutex);
@@ -214,12 +214,12 @@ int vmw_wait_fence(struct vmw_private *dev_priv,
if (interruptible)
ret = wait_event_interruptible_timeout
(dev_priv->fence_queue,
- vmw_fence_signaled(dev_priv, sequence),
+ vmw_seqno_passed(dev_priv, seqno),
timeout);
else
ret = wait_event_timeout
(dev_priv->fence_queue,
- vmw_fence_signaled(dev_priv, sequence),
+ vmw_seqno_passed(dev_priv, seqno),
timeout);
if (unlikely(ret == 0))
@@ -293,5 +293,5 @@ int vmw_fence_wait_ioctl(struct drm_device *dev, void *data,
return -EBUSY;
timeout = (unsigned long)arg->kernel_cookie - timeout;
- return vmw_wait_fence(vmw_priv(dev), true, arg->sequence, true, timeout);
+ return vmw_wait_seqno(vmw_priv(dev), true, arg->seqno, true, timeout);
}