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| author | Paulo Zanoni | 2014-04-01 19:55:10 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2014-04-01 22:53:43 +0200 |
| commit | b0e5ddf3236bca2c67f7b4454b1c2ba520149c23 (patch) | |
| tree | 0df437cdd1bbfeee4393410ac0f24cb51d1856da /drivers/gpu/drm/i915 | |
| parent | drm/i915: don't read pp_ctrl_reg if we're suspended (diff) | |
| download | kernel-qcow2-linux-b0e5ddf3236bca2c67f7b4454b1c2ba520149c23.tar.gz kernel-qcow2-linux-b0e5ddf3236bca2c67f7b4454b1c2ba520149c23.tar.xz kernel-qcow2-linux-b0e5ddf3236bca2c67f7b4454b1c2ba520149c23.zip | |
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/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 3 |
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 7522f978677e..23a65168d5ba 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; } |