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Commit 7125ecb8 authored by Paulo Zanoni's avatar Paulo Zanoni Committed by Daniel Vetter
Browse files

drm/i915: WARN if !HAS_PC8 when enabling/disabling PC8 



We already have some checks and shouldn't be reaching these places on
!HAS_PC8 platforms, but add a WARN,  just in case.

Signed-off-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 8212d563

drivers/gpu/drm/i915/intel_display.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -6638,6 +6638,8 @@ void hsw_enable_pc8_work(struct work_struct *__work) 
	struct drm_device *dev = dev_priv->dev;

	struct drm_device *dev = dev_priv->dev;

	uint32_t val;

	uint32_t val;





	WARN_ON(!HAS_PC8(dev));



	if (dev_priv->pc8.enabled)

	if (dev_priv->pc8.enabled)

		return;

		return;
@@ -6683,6 +6685,8 @@ static void __hsw_disable_package_c8(struct drm_i915_private *dev_priv) 
	if (dev_priv->pc8.disable_count != 1)

	if (dev_priv->pc8.disable_count != 1)

		return;

		return;





	WARN_ON(!HAS_PC8(dev));



	cancel_delayed_work_sync(&dev_priv->pc8.enable_work);

	cancel_delayed_work_sync(&dev_priv->pc8.enable_work);

	if (!dev_priv->pc8.enabled)

	if (!dev_priv->pc8.enabled)

		return;

		return;