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path: root/drivers/gpu/drm/msm/msm_gpu.c
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Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.c')
-rw-r--r--drivers/gpu/drm/msm/msm_gpu.c44
1 files changed, 23 insertions, 21 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index 7f64c6667300..095390774f22 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -292,8 +292,7 @@ static void msm_gpu_crashstate_capture(struct msm_gpu *gpu,
/* Set the active crash state to be dumped on failure */
gpu->crashstate = state;
- /* FIXME: Release the crashstate if this errors out? */
- dev_coredumpm(gpu->dev->dev, THIS_MODULE, gpu, 0, GFP_KERNEL,
+ dev_coredumpm(&gpu->pdev->dev, THIS_MODULE, gpu, 0, GFP_KERNEL,
msm_gpu_devcoredump_read, msm_gpu_devcoredump_free);
}
#else
@@ -366,29 +365,31 @@ static void recover_worker(struct kthread_work *work)
DRM_DEV_ERROR(dev->dev, "%s: hangcheck recover!\n", gpu->name);
submit = find_submit(cur_ring, cur_ring->memptrs->fence + 1);
- if (submit) {
- /* Increment the fault counts */
- submit->queue->faults++;
- if (submit->aspace)
- submit->aspace->faults++;
- get_comm_cmdline(submit, &comm, &cmd);
+ /*
+ * If the submit retired while we were waiting for the worker to run,
+ * or waiting to acquire the gpu lock, then nothing more to do.
+ */
+ if (!submit)
+ goto out_unlock;
- if (comm && cmd) {
- DRM_DEV_ERROR(dev->dev, "%s: offending task: %s (%s)\n",
- gpu->name, comm, cmd);
+ /* Increment the fault counts */
+ submit->queue->faults++;
+ if (submit->aspace)
+ submit->aspace->faults++;
- msm_rd_dump_submit(priv->hangrd, submit,
- "offending task: %s (%s)", comm, cmd);
- } else {
- msm_rd_dump_submit(priv->hangrd, submit, NULL);
- }
+ get_comm_cmdline(submit, &comm, &cmd);
+
+ if (comm && cmd) {
+ DRM_DEV_ERROR(dev->dev, "%s: offending task: %s (%s)\n",
+ gpu->name, comm, cmd);
+
+ msm_rd_dump_submit(priv->hangrd, submit,
+ "offending task: %s (%s)", comm, cmd);
} else {
- /*
- * We couldn't attribute this fault to any particular context,
- * so increment the global fault count instead.
- */
- gpu->global_faults++;
+ DRM_DEV_ERROR(dev->dev, "%s: offending task: unknown\n", gpu->name);
+
+ msm_rd_dump_submit(priv->hangrd, submit, NULL);
}
/* Record the crash state */
@@ -441,6 +442,7 @@ static void recover_worker(struct kthread_work *work)
pm_runtime_put(&gpu->pdev->dev);
+out_unlock:
mutex_unlock(&gpu->lock);
msm_gpu_retire(gpu);