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-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_gpu.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index 968cbc2be9c4..23b16d9746f9 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -1484,22 +1484,18 @@ out_pm_put:
return ret;
}
-static void etnaviv_process_sync_point(struct etnaviv_gpu *gpu,
- struct etnaviv_event *event)
-{
- u32 addr = gpu_read(gpu, VIVS_FE_DMA_ADDRESS);
-
- event->sync_point(gpu, event);
- etnaviv_gpu_start_fe(gpu, addr + 2, 2);
-}
-
static void sync_point_worker(struct work_struct *work)
{
struct etnaviv_gpu *gpu = container_of(work, struct etnaviv_gpu,
sync_point_work);
+ struct etnaviv_event *event = &gpu->event[gpu->sync_point_event];
+ u32 addr = gpu_read(gpu, VIVS_FE_DMA_ADDRESS);
- etnaviv_process_sync_point(gpu, &gpu->event[gpu->sync_point_event]);
+ event->sync_point(gpu, event);
event_free(gpu, gpu->sync_point_event);
+
+ /* restart FE last to avoid GPU and IRQ racing against this worker */
+ etnaviv_gpu_start_fe(gpu, addr + 2, 2);
}
/*