summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/scheduler/sched_fence.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/scheduler/sched_fence.c')
-rw-r--r--drivers/gpu/drm/amd/scheduler/sched_fence.c67
1 files changed, 45 insertions, 22 deletions
diff --git a/drivers/gpu/drm/amd/scheduler/sched_fence.c b/drivers/gpu/drm/amd/scheduler/sched_fence.c
index 3653b5a40494..33f54d0a5c4f 100644
--- a/drivers/gpu/drm/amd/scheduler/sched_fence.c
+++ b/drivers/gpu/drm/amd/scheduler/sched_fence.c
@@ -27,6 +27,25 @@
#include <drm/drmP.h>
#include "gpu_scheduler.h"
+static struct kmem_cache *sched_fence_slab;
+
+int amd_sched_fence_slab_init(void)
+{
+ sched_fence_slab = kmem_cache_create(
+ "amd_sched_fence", sizeof(struct amd_sched_fence), 0,
+ SLAB_HWCACHE_ALIGN, NULL);
+ if (!sched_fence_slab)
+ return -ENOMEM;
+
+ return 0;
+}
+
+void amd_sched_fence_slab_fini(void)
+{
+ rcu_barrier();
+ kmem_cache_destroy(sched_fence_slab);
+}
+
struct amd_sched_fence *amd_sched_fence_create(struct amd_sched_entity *entity,
void *owner)
{
@@ -42,46 +61,50 @@ struct amd_sched_fence *amd_sched_fence_create(struct amd_sched_entity *entity,
spin_lock_init(&fence->lock);
seq = atomic_inc_return(&entity->fence_seq);
- fence_init(&fence->scheduled, &amd_sched_fence_ops_scheduled,
- &fence->lock, entity->fence_context, seq);
- fence_init(&fence->finished, &amd_sched_fence_ops_finished,
- &fence->lock, entity->fence_context + 1, seq);
+ dma_fence_init(&fence->scheduled, &amd_sched_fence_ops_scheduled,
+ &fence->lock, entity->fence_context, seq);
+ dma_fence_init(&fence->finished, &amd_sched_fence_ops_finished,
+ &fence->lock, entity->fence_context + 1, seq);
return fence;
}
void amd_sched_fence_scheduled(struct amd_sched_fence *fence)
{
- int ret = fence_signal(&fence->scheduled);
+ int ret = dma_fence_signal(&fence->scheduled);
if (!ret)
- FENCE_TRACE(&fence->scheduled, "signaled from irq context\n");
+ DMA_FENCE_TRACE(&fence->scheduled,
+ "signaled from irq context\n");
else
- FENCE_TRACE(&fence->scheduled, "was already signaled\n");
+ DMA_FENCE_TRACE(&fence->scheduled,
+ "was already signaled\n");
}
void amd_sched_fence_finished(struct amd_sched_fence *fence)
{
- int ret = fence_signal(&fence->finished);
+ int ret = dma_fence_signal(&fence->finished);
if (!ret)
- FENCE_TRACE(&fence->finished, "signaled from irq context\n");
+ DMA_FENCE_TRACE(&fence->finished,
+ "signaled from irq context\n");
else
- FENCE_TRACE(&fence->finished, "was already signaled\n");
+ DMA_FENCE_TRACE(&fence->finished,
+ "was already signaled\n");
}
-static const char *amd_sched_fence_get_driver_name(struct fence *fence)
+static const char *amd_sched_fence_get_driver_name(struct dma_fence *fence)
{
return "amd_sched";
}
-static const char *amd_sched_fence_get_timeline_name(struct fence *f)
+static const char *amd_sched_fence_get_timeline_name(struct dma_fence *f)
{
struct amd_sched_fence *fence = to_amd_sched_fence(f);
return (const char *)fence->sched->name;
}
-static bool amd_sched_fence_enable_signaling(struct fence *f)
+static bool amd_sched_fence_enable_signaling(struct dma_fence *f)
{
return true;
}
@@ -95,10 +118,10 @@ static bool amd_sched_fence_enable_signaling(struct fence *f)
*/
static void amd_sched_fence_free(struct rcu_head *rcu)
{
- struct fence *f = container_of(rcu, struct fence, rcu);
+ struct dma_fence *f = container_of(rcu, struct dma_fence, rcu);
struct amd_sched_fence *fence = to_amd_sched_fence(f);
- fence_put(fence->parent);
+ dma_fence_put(fence->parent);
kmem_cache_free(sched_fence_slab, fence);
}
@@ -110,7 +133,7 @@ static void amd_sched_fence_free(struct rcu_head *rcu)
* This function is called when the reference count becomes zero.
* It just RCU schedules freeing up the fence.
*/
-static void amd_sched_fence_release_scheduled(struct fence *f)
+static void amd_sched_fence_release_scheduled(struct dma_fence *f)
{
struct amd_sched_fence *fence = to_amd_sched_fence(f);
@@ -124,27 +147,27 @@ static void amd_sched_fence_release_scheduled(struct fence *f)
*
* Drop the extra reference from the scheduled fence to the base fence.
*/
-static void amd_sched_fence_release_finished(struct fence *f)
+static void amd_sched_fence_release_finished(struct dma_fence *f)
{
struct amd_sched_fence *fence = to_amd_sched_fence(f);
- fence_put(&fence->scheduled);
+ dma_fence_put(&fence->scheduled);
}
-const struct fence_ops amd_sched_fence_ops_scheduled = {
+const struct dma_fence_ops amd_sched_fence_ops_scheduled = {
.get_driver_name = amd_sched_fence_get_driver_name,
.get_timeline_name = amd_sched_fence_get_timeline_name,
.enable_signaling = amd_sched_fence_enable_signaling,
.signaled = NULL,
- .wait = fence_default_wait,
+ .wait = dma_fence_default_wait,
.release = amd_sched_fence_release_scheduled,
};
-const struct fence_ops amd_sched_fence_ops_finished = {
+const struct dma_fence_ops amd_sched_fence_ops_finished = {
.get_driver_name = amd_sched_fence_get_driver_name,
.get_timeline_name = amd_sched_fence_get_timeline_name,
.enable_signaling = amd_sched_fence_enable_signaling,
.signaled = NULL,
- .wait = fence_default_wait,
+ .wait = dma_fence_default_wait,
.release = amd_sched_fence_release_finished,
};