1 files changed, 23 insertions, 6 deletions

diff --git a/drivers/gpu/drm/i915/vlv_sideband.c b/drivers/gpu/drm/i915/vlv_sideband.c
index ffa195560d0d..114ae8eb9cd5 100644
--- a/drivers/gpu/drm/i915/vlv_sideband.c
+++ b/drivers/gpu/drm/i915/vlv_sideband.c
@@ -9,7 +9,6 @@
 #include "vlv_sideband.h"
 
 #include "display/intel_dpio_phy.h"
-#include "display/intel_display_types.h"
 
 /*
  * IOSF sideband, see VLV2_SidebandMsg_HAS.docx and
@@ -44,7 +43,7 @@ static void __vlv_punit_get(struct drm_i915_private *i915)
 	 * to the Valleyview P-unit and not all sideband communications.
 	 */
 	if (IS_VALLEYVIEW(i915)) {
-		cpu_latency_qos_update_request(&i915->sb_qos, 0);
+		cpu_latency_qos_update_request(&i915->vlv_iosf_sb.qos, 0);
 		on_each_cpu(ping, NULL, 1);
 	}
 }
@@ -52,7 +51,7 @@ static void __vlv_punit_get(struct drm_i915_private *i915)
 static void __vlv_punit_put(struct drm_i915_private *i915)
 {
 	if (IS_VALLEYVIEW(i915))
-		cpu_latency_qos_update_request(&i915->sb_qos,
+		cpu_latency_qos_update_request(&i915->vlv_iosf_sb.qos,
 					       PM_QOS_DEFAULT_VALUE);
 
 	iosf_mbi_punit_release();
@@ -63,12 +62,12 @@ void vlv_iosf_sb_get(struct drm_i915_private *i915, unsigned long ports)
 	if (ports & BIT(VLV_IOSF_SB_PUNIT))
 		__vlv_punit_get(i915);
 
-	mutex_lock(&i915->sb_lock);
+	mutex_lock(&i915->vlv_iosf_sb.lock);
 }
 
 void vlv_iosf_sb_put(struct drm_i915_private *i915, unsigned long ports)
 {
-	mutex_unlock(&i915->sb_lock);
+	mutex_unlock(&i915->vlv_iosf_sb.lock);
 
 	if (ports & BIT(VLV_IOSF_SB_PUNIT))
 		__vlv_punit_put(i915);
@@ -82,7 +81,7 @@ static int vlv_sideband_rw(struct drm_i915_private *i915,
 	const bool is_read = (opcode == SB_MRD_NP || opcode == SB_CRRDDA_NP);
 	int err;
 
-	lockdep_assert_held(&i915->sb_lock);
+	lockdep_assert_held(&i915->vlv_iosf_sb.lock);
 	if (port == IOSF_PORT_PUNIT)
 		iosf_mbi_assert_punit_acquired();
 
@@ -250,3 +249,21 @@ void vlv_flisdsi_write(struct drm_i915_private *i915, u32 reg, u32 val)
 	vlv_sideband_rw(i915, DPIO_DEVFN, IOSF_PORT_FLISDSI, SB_CRWRDA_NP,
 			reg, &val);
 }
+
+void vlv_iosf_sb_init(struct drm_i915_private *i915)
+{
+	if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915))
+		mutex_init(&i915->vlv_iosf_sb.lock);
+
+	if (IS_VALLEYVIEW(i915))
+		cpu_latency_qos_add_request(&i915->vlv_iosf_sb.qos, PM_QOS_DEFAULT_VALUE);
+}
+
+void vlv_iosf_sb_fini(struct drm_i915_private *i915)
+{
+	if (IS_VALLEYVIEW(i915))
+		cpu_latency_qos_remove_request(&i915->vlv_iosf_sb.qos);
+
+	if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915))
+		mutex_destroy(&i915->vlv_iosf_sb.lock);
+}