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: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1459689261-7920-2-git-send-email-chris@chris-wilson.co.uk
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 6b384d7..0b25228 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2694,10 +2694,8 @@
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 @@
#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;
}