Otherwise we will get WARNs when we read context status registers and
the machine is suspended.
Testcase: igt/pm_rpm/debugfs-read
Signed-off-by: Michel Thierry <michel.thierry@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index df9084d..d1552d0 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1857,6 +1857,8 @@ static int i915_execlists(struct seq_file *m, void *data)
if (ret)
return ret;
+ intel_runtime_pm_get(dev_priv);
+
for_each_ring(ring, dev_priv, ring_id) {
struct intel_ctx_submit_request *head_req = NULL;
int count = 0;
@@ -1908,6 +1910,7 @@ static int i915_execlists(struct seq_file *m, void *data)
seq_putc(m, '\n');
}
+ intel_runtime_pm_put(dev_priv);
mutex_unlock(&dev->struct_mutex);
return 0;
--
2.1.1
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