diff --git a/drivers/gpu/drm/panfrost/panfrost_perfcnt.c b/drivers/gpu/drm/panfrost/panfrost_perfcnt.c index f71534e741b6..ffc77121070e 100644 --- a/drivers/gpu/drm/panfrost/panfrost_perfcnt.c +++ b/drivers/gpu/drm/panfrost/panfrost_perfcnt.c @@ -124,21 +124,10 @@ static int panfrost_perfcnt_enable_locked(struct panfrost_device *pfdev, panfrost_gem_internal_set_label(&bo->base, "Perfcnt sample buffer"); /* - * Invalidate the cache and clear the counters to start from a fresh - * state. + * Clear the counters to start from a fresh state. */ - reinit_completion(&pfdev->perfcnt->dump_comp); - gpu_write(pfdev, GPU_INT_CLEAR, - GPU_IRQ_CLEAN_CACHES_COMPLETED | - GPU_IRQ_PERFCNT_SAMPLE_COMPLETED); + gpu_write(pfdev, GPU_INT_CLEAR, GPU_IRQ_PERFCNT_SAMPLE_COMPLETED); gpu_write(pfdev, GPU_CMD, GPU_CMD_PERFCNT_CLEAR); - gpu_write(pfdev, GPU_CMD, GPU_CMD_CLEAN_INV_CACHES); - ret = wait_for_completion_timeout(&pfdev->perfcnt->dump_comp, - msecs_to_jiffies(1000)); - if (!ret) { - ret = -ETIMEDOUT; - goto err_vunmap; - } ret = panfrost_mmu_as_get(pfdev, perfcnt->mapping->mmu); if (ret < 0)