Commit 5281770a authored by Lucas Stach's avatar Lucas Stach Committed by Guido Günther

drm/etnaviv: kill active fence tracking

There is no need to track the currently active fence. The GPU scheduler
keeps track of all the in-flight jobs.
Signed-off-by: 's avatarLucas Stach <l.stach@pengutronix.de>
Reviewed-by: 's avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 4e7cef16
......@@ -994,7 +994,6 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu)
complete(&gpu->event_free);
bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS);
spin_unlock_irqrestore(&gpu->event_spinlock, flags);
gpu->completed_fence = gpu->active_fence;
etnaviv_gpu_hw_init(gpu);
gpu->lastctx = NULL;
......@@ -1313,8 +1312,6 @@ struct dma_fence *etnaviv_gpu_submit(struct etnaviv_gem_submit *submit)
goto out_unlock;
}
gpu->active_fence = gpu_fence->seqno;
if (submit->nr_pmrs) {
gpu->event[event[1]].sync_point = &sync_point_perfmon_sample_pre;
kref_get(&submit->refcount);
......@@ -1813,8 +1810,8 @@ static int etnaviv_gpu_rpm_suspend(struct device *dev)
struct etnaviv_gpu *gpu = dev_get_drvdata(dev);
u32 idle, mask;
/* If we have outstanding fences, we're not idle */
if (gpu->completed_fence != gpu->active_fence)
/* If there are any jobs in the HW queue, we're not idle */
if (atomic_read(&gpu->sched.hw_rq_count))
return -EBUSY;
/* Check whether the hardware (except FE) is idle */
......
......@@ -121,7 +121,6 @@ struct etnaviv_gpu {
struct mutex fence_lock;
struct idr fence_idr;
u32 next_fence;
u32 active_fence;
u32 completed_fence;
wait_queue_head_t fence_event;
u64 fence_context;
......
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