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path: root/drivers/gpu/drm/panfrost/panfrost_mmu.c
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Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_mmu.c')
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_mmu.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c
index 959da770295c..e0356e68e768 100644
--- a/drivers/gpu/drm/panfrost/panfrost_mmu.c
+++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c
@@ -36,8 +36,11 @@ static int wait_ready(struct panfrost_device *pfdev, u32 as_nr)
ret = readl_relaxed_poll_timeout_atomic(pfdev->iomem + AS_STATUS(as_nr),
val, !(val & AS_STATUS_AS_ACTIVE), 10, 1000);
- if (ret)
+ if (ret) {
+ /* The GPU hung, let's trigger a reset */
+ panfrost_device_schedule_reset(pfdev);
dev_err(pfdev->dev, "AS_ACTIVE bit stuck\n");
+ }
return ret;
}