diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_cdclk.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_cdclk.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_cdclk.c b/drivers/gpu/drm/i915/intel_cdclk.c index ae40a8679314..5845d0a37599 100644 --- a/drivers/gpu/drm/i915/intel_cdclk.c +++ b/drivers/gpu/drm/i915/intel_cdclk.c @@ -557,7 +557,8 @@ static void vlv_set_cdclk(struct drm_i915_private *dev_priv, } mutex_unlock(&dev_priv->pcu_lock); - mutex_lock(&dev_priv->sb_lock); + vlv_iosf_sb_get(dev_priv, + BIT(VLV_IOSF_SB_CCK) | BIT(VLV_IOSF_SB_BUNIT)); if (cdclk == 400000) { u32 divider; @@ -591,7 +592,8 @@ static void vlv_set_cdclk(struct drm_i915_private *dev_priv, val |= 3000 / 250; /* 3.0 usec */ vlv_bunit_write(dev_priv, BUNIT_REG_BISOC, val); - mutex_unlock(&dev_priv->sb_lock); + vlv_iosf_sb_put(dev_priv, + BIT(VLV_IOSF_SB_CCK) | BIT(VLV_IOSF_SB_BUNIT)); intel_update_cdclk(dev_priv); |