diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sbi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sbi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_sbi.c b/drivers/gpu/drm/i915/intel_sbi.c index 5c6e517c73f4..862b5b9992eb 100644 --- a/drivers/gpu/drm/i915/intel_sbi.c +++ b/drivers/gpu/drm/i915/intel_sbi.c @@ -57,6 +57,16 @@ static int intel_sbi_rw(struct drm_i915_private *i915, u16 reg, return 0; } +void intel_sbi_lock(struct drm_i915_private *i915) +{ + mutex_lock(&i915->sb_lock); +} + +void intel_sbi_unlock(struct drm_i915_private *i915) +{ + mutex_unlock(&i915->sb_lock); +} + u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg, enum intel_sbi_destination destination) { |