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drm/i915: kill dev_priv->mchdev_lock 

It's only ever a pointer to the global mchdev_lock, and we don't use
it at all.

Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-08-08 23:35:36 +02:00
parent c6a828d326
commit 35eb73234b
2 changed files with 0 additions and 2 deletions
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1
drivers/gpu/drm/i915/i915_drv.h
View File

@ -850,7 +850,6 @@ typedef struct drm_i915_private {
int c_m;
int r_t;
u8 corr;
spinlock_t *mchdev_lock;
enum no_fbc_reason no_fbc_reason;

1
drivers/gpu/drm/i915/intel_pm.c
View File

@ -3188,7 +3188,6 @@ void intel_gpu_ips_init(struct drm_i915_private *dev_priv)
* set up, to avoid intel-ips sneaking in and reading bogus values. */
spin_lock(&mchdev_lock);
i915_mch_dev = dev_priv;
dev_priv->mchdev_lock = &mchdev_lock;
spin_unlock(&mchdev_lock);
ips_ping_for_i915_load();