diff options
| author | Paulo Zanoni <paulo.r.zanoni@intel.com> | 2013-11-21 13:47:15 -0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-12-10 22:26:33 +0100 |
| commit | 7125ecb8297a122d60b2b4be9490f49bfadff8e0 (patch) | |
| tree | c4008e789c5056ebabfeeac4cf0b1eb645ca0ddb /drivers/gpu/drm/i915/intel_display.c | |
| parent | 8212d56329b223a106d3d4f7dda95f571b1fa044 (diff) | |
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: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 10a803f6936..895759b5569 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6638,6 +6638,8 @@ void hsw_enable_pc8_work(struct work_struct *__work) struct drm_device *dev = dev_priv->dev; uint32_t val; + WARN_ON(!HAS_PC8(dev)); + if (dev_priv->pc8.enabled) return; @@ -6683,6 +6685,8 @@ static void __hsw_disable_package_c8(struct drm_i915_private *dev_priv) if (dev_priv->pc8.disable_count != 1) return; + WARN_ON(!HAS_PC8(dev)); + cancel_delayed_work_sync(&dev_priv->pc8.enable_work); if (!dev_priv->pc8.enabled) return; |