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drm/i915: Include more information in disabled hotplug interrupt warning 

Daniel thought that this was an opportune moment to include which pins
and bits ended up being stuck in the WARN.

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Chris Wilson 2014-01-10 20:17:07 +00:00 committed by Daniel Vetter
parent 8b5565b878
commit cba1c07377
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/i915_irq.c
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@ -1235,7 +1235,8 @@ static inline void intel_hpd_irq_handler(struct drm_device *dev,
WARN_ONCE(hpd[i] & hotplug_trigger &&
dev_priv->hpd_stats[i].hpd_mark == HPD_DISABLED,
"Received HPD interrupt although disabled\n");
"Received HPD interrupt (0x%08x) on pin %d (0x%08x) although disabled\n",
hotplug_trigger, i, hpd[i]);
if (!(hpd[i] & hotplug_trigger) ||
dev_priv->hpd_stats[i].hpd_mark != HPD_ENABLED)