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[5/6] drm/i915: Get runtime pm ref on i915_guc_load_status_info

Message ID 1450113268-12183-5-git-send-email-mika.kuoppala@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mika Kuoppala Dec. 14, 2015, 5:14 p.m. UTC 
Getting guc load status does hardware access so it needs
to have pm ref.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
---
 drivers/gpu/drm/i915/i915_debugfs.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 3e0e30d..5770307 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2417,6 +2417,8 @@  static int i915_guc_load_status_info(struct seq_file *m, void *data)
 	seq_printf(m, "\tRSA: offset is %d; size = %d\n",
 		guc_fw->rsa_offset, guc_fw->rsa_size);
 
+	intel_runtime_pm_get(dev_priv);
+
 	tmp = I915_READ(GUC_STATUS);
 
 	seq_printf(m, "\nGuC status 0x%08x:\n", tmp);
@@ -2430,6 +2432,8 @@  static int i915_guc_load_status_info(struct seq_file *m, void *data)
 	for (i = 0; i < 16; i++)
 		seq_printf(m, "\t%2d: \t0x%x\n", i, I915_READ(SOFT_SCRATCH(i)));
 
+	intel_runtime_pm_put(dev_priv);
+
 	return 0;
 }