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authorAlexei Starovoitov <ast@kernel.org>2025-06-26 09:48:06 -0700
committerAlexei Starovoitov <ast@kernel.org>2025-06-26 09:49:39 -0700
commit886178a33a30fe685e926d84f531243982fb3c70 (patch)
tree23d0020f98ba1015593795ca957c55e5a306bd68 /drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
parent5046acc11382565c4a46818a5bc43bb65d20ed31 (diff)
parente34a79b96ab9d49ed8b605fee11099cf3efbb428 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after rc3
Cross-merge BPF, perf and other fixes after downstream PRs. It restores BPF CI to green after critical fix commit bc4394e5e79c ("perf: Fix the throttle error of some clock events") No conflicts. Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c34
1 files changed, 9 insertions, 25 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 5f5c00ace96b..5fec808d7f54 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -41,22 +41,6 @@
#include "amdgpu_trace.h"
#include "amdgpu_reset.h"
-/*
- * Fences mark an event in the GPUs pipeline and are used
- * for GPU/CPU synchronization. When the fence is written,
- * it is expected that all buffers associated with that fence
- * are no longer in use by the associated ring on the GPU and
- * that the relevant GPU caches have been flushed.
- */
-
-struct amdgpu_fence {
- struct dma_fence base;
-
- /* RB, DMA, etc. */
- struct amdgpu_ring *ring;
- ktime_t start_timestamp;
-};
-
static struct kmem_cache *amdgpu_fence_slab;
int amdgpu_fence_slab_init(void)
@@ -151,12 +135,12 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f, struct amd
am_fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_ATOMIC);
if (am_fence == NULL)
return -ENOMEM;
- fence = &am_fence->base;
- am_fence->ring = ring;
} else {
/* take use of job-embedded fence */
- fence = &job->hw_fence;
+ am_fence = &job->hw_fence;
}
+ fence = &am_fence->base;
+ am_fence->ring = ring;
seq = ++ring->fence_drv.sync_seq;
if (job && job->job_run_counter) {
@@ -322,8 +306,8 @@ bool amdgpu_fence_process(struct amdgpu_ring *ring)
*/
static void amdgpu_fence_fallback(struct timer_list *t)
{
- struct amdgpu_ring *ring = from_timer(ring, t,
- fence_drv.fallback_timer);
+ struct amdgpu_ring *ring = timer_container_of(ring, t,
+ fence_drv.fallback_timer);
if (amdgpu_fence_process(ring))
DRM_WARN("Fence fallback timer expired on ring %s\n", ring->name);
@@ -718,7 +702,7 @@ void amdgpu_fence_driver_clear_job_fences(struct amdgpu_ring *ring)
* it right here or we won't be able to track them in fence_drv
* and they will remain unsignaled during sa_bo free.
*/
- job = container_of(old, struct amdgpu_job, hw_fence);
+ job = container_of(old, struct amdgpu_job, hw_fence.base);
if (!job->base.s_fence && !dma_fence_is_signaled(old))
dma_fence_signal(old);
RCU_INIT_POINTER(*ptr, NULL);
@@ -780,7 +764,7 @@ static const char *amdgpu_fence_get_timeline_name(struct dma_fence *f)
static const char *amdgpu_job_fence_get_timeline_name(struct dma_fence *f)
{
- struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence);
+ struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence.base);
return (const char *)to_amdgpu_ring(job->base.sched)->name;
}
@@ -810,7 +794,7 @@ static bool amdgpu_fence_enable_signaling(struct dma_fence *f)
*/
static bool amdgpu_job_fence_enable_signaling(struct dma_fence *f)
{
- struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence);
+ struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence.base);
if (!timer_pending(&to_amdgpu_ring(job->base.sched)->fence_drv.fallback_timer))
amdgpu_fence_schedule_fallback(to_amdgpu_ring(job->base.sched));
@@ -845,7 +829,7 @@ static void amdgpu_job_fence_free(struct rcu_head *rcu)
struct dma_fence *f = container_of(rcu, struct dma_fence, rcu);
/* free job if fence has a parent job */
- kfree(container_of(f, struct amdgpu_job, hw_fence));
+ kfree(container_of(f, struct amdgpu_job, hw_fence.base));
}
/**