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authorPaulo Zanoni <paulo.r.zanoni@intel.com>2014-04-01 14:55:10 -0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-04-01 22:53:43 +0200
commitb0e5ddf3236bca2c67f7b4454b1c2ba520149c23 (patch)
tree0df437cdd1bbfeee4393410ac0f24cb51d1856da /drivers/gpu
parentefbc20abd826033859cc28d1442e48640cf09045 (diff)
downloadop-kernel-dev-b0e5ddf3236bca2c67f7b4454b1c2ba520149c23.zip
op-kernel-dev-b0e5ddf3236bca2c67f7b4454b1c2ba520149c23.tar.gz
drm/i915: get runtime PM at i915_display_info
Otherwise we may get some WARNs complaining that we're reading a register while we're suspended. Testcase: igt/pm_pc8/debugfs-read Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 7522f97..23a6516 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2319,9 +2319,11 @@ static int i915_display_info(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *crtc;
struct drm_connector *connector;
+ intel_runtime_pm_get(dev_priv);
drm_modeset_lock_all(dev);
seq_printf(m, "CRTC info\n");
seq_printf(m, "---------\n");
@@ -2349,6 +2351,7 @@ static int i915_display_info(struct seq_file *m, void *unused)
intel_connector_info(m, connector);
}
drm_modeset_unlock_all(dev);
+ intel_runtime_pm_put(dev_priv);
return 0;
}
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