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Commit a156e64d authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Show PCI power state under debugfs/i915_runtime_pm_status 



As the current PCI power state is an essential feature of runtime pm,
include it in the debugfs/i915_runtime_pm_status.

v2: Use pci_power_name()

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1459689261-7920-2-git-send-email-chris@chris-wilson.co.uk
parent 188c1ab7

drivers/gpu/drm/i915/i915_debugfs.c

+5 −4
Original line number Diff line number Diff line
@@ -2694,10 +2694,8 @@ static int i915_runtime_pm_status(struct seq_file *m, void *unused) 
	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;



	if (!HAS_RUNTIME_PM(dev)) {

		seq_puts(m, "not supported\n");

		return 0;

	}

	if (!HAS_RUNTIME_PM(dev_priv))

		seq_puts(m, "Runtime power management not supported\n");



	seq_printf(m, "GPU idle: %s\n", yesno(!dev_priv->mm.busy));

	seq_printf(m, "IRQs disabled: %s\n",
@@ -2708,6 +2706,9 @@ static int i915_runtime_pm_status(struct seq_file *m, void *unused) 
#else

	seq_printf(m, "Device Power Management (CONFIG_PM) disabled\n");

#endif

	seq_printf(m, "PCI device power state: %s [%d]\n",

		   pci_power_name(dev_priv->dev->pdev->current_state),

		   dev_priv->dev->pdev->current_state);



	return 0;

}