[Intel-gfx] [PATCH v2 rebased 1/6] drm/i915: Nuke unused dsparb_lock

["José Roberto de Souza" <jose.souza@intel.com>]

dsparb_lock it not used anymore, nuke it.

Cc: intel-gfx@lists.freedesktop.org
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_core.h | 3 ---
 drivers/gpu/drm/i915/i915_driver.c                | 1 -
 2 files changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h
index cc058eb303ee8..d2346d43d1162 100644
--- a/drivers/gpu/drm/i915/display/intel_display_core.h
+++ b/drivers/gpu/drm/i915/display/intel_display_core.h
@@ -266,9 +266,6 @@ struct intel_wm {
 	 */
 	struct mutex wm_mutex;
 
-	/* protects DSPARB registers on pre-g4x/vlv/chv */
-	spinlock_t dsparb_lock;
-
 	bool ipc_enabled;
 };
 
diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index 066d79c2069c4..ea2cc56d18a6e 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -214,7 +214,6 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
 	spin_lock_init(&dev_priv->irq_lock);
 	spin_lock_init(&dev_priv->gpu_error.lock);
 	spin_lock_init(&dev_priv->display.fb_tracking.lock);
-	spin_lock_init(&dev_priv->display.wm.dsparb_lock);
 	mutex_init(&dev_priv->display.backlight.lock);
 
 	mutex_init(&dev_priv->sb_lock);
-- 
2.40.0