[PATCH 8/9] drm/i915: Remove unused struct_mutex from drm_i915_private

[Luiz Otavio Mello]

The struct_mutex field in drm_i915_private is no longer used anywhere in
the driver. This patch removes it completely to clean-up unused code and
avoid confusion.

Signed-off-by: Luiz Otavio Mello <luiz.me...@estudante.ufscar.br>
---
 drivers/gpu/drm/i915/i915_driver.c | 2 --
 drivers/gpu/drm/i915/i915_drv.h    | 8 --------
 2 files changed, 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_driver.c 
b/drivers/gpu/drm/i915/i915_driver.c
index 46b13ab113b0..273bc43468a0 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -238,7 +238,6 @@ static int i915_driver_early_probe(struct drm_i915_private 
*dev_priv)
 
        intel_sbi_init(dev_priv);
        vlv_iosf_sb_init(dev_priv);
-       mutex_init(&dev_priv->struct_mutex);
        mutex_init(&dev_priv->sb_lock);
 
        i915_memcpy_init_early(dev_priv);
@@ -297,7 +296,6 @@ static void i915_driver_late_release(struct 
drm_i915_private *dev_priv)
        i915_workqueues_cleanup(dev_priv);
 
        mutex_destroy(&dev_priv->sb_lock);
-       mutex_destroy(&dev_priv->struct_mutex);
        vlv_iosf_sb_fini(dev_priv);
        intel_sbi_fini(dev_priv);
 
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2135ced0d93d..d28e27c08070 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -223,14 +223,6 @@ struct drm_i915_private {
 
        bool irqs_enabled;
 
-       /*
-        * Currently, struct_mutex is only used by the i915 driver as a 
replacement
-        * for BKL. 
-        * 
-        * For this reason, it is no longer part of struct drm_device.
-       */
-       struct mutex struct_mutex;
-
        /* LPT/WPT IOSF sideband protection */
        struct mutex sbi_lock;
 
-- 
2.50.1