drm/i915: Rename intel_pin_and_map_ring()

For more consistent oop-naming, we would use intel_ring_verb, so pick
intel_ring_pin() and intel_ring_unpin().

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1469432687-22756-17-git-send-email-chris@chris-wilson.co.uk
Link: http://patchwork.freedesktop.org/patch/msgid/1470174640-18242-6-git-send-email-chris@chris-wilson.co.uk

drivers/gpu/drm/i915/intel_lrc.c

@@ -973,7 +973,7 @@ static int intel_lr_context_pin(struct i915_gem_context *ctx,
 
 	lrc_reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE;
 
-	ret = intel_pin_and_map_ring(dev_priv, ce->ring);
+	ret = intel_ring_pin(ce->ring);
 	if (ret)
 		goto unpin_map;
 
@@ -1011,7 +1011,7 @@ void intel_lr_context_unpin(struct i915_gem_context *ctx,
 	if (--ce->pin_count)
 		return;
 
-	intel_unpin_ring(ce->ring);
+	intel_ring_unpin(ce->ring);
 
 	i915_gem_object_unpin_map(ce->state);
 	i915_gem_object_ggtt_unpin(ce->state);

drivers/gpu/drm/i915/intel_ringbuffer.c

@@ -1993,24 +1993,9 @@ static int init_phys_status_page(struct intel_engine_cs *engine)
 	return 0;
 }
 
-void intel_unpin_ring(struct intel_ring *ring)
-{
-	GEM_BUG_ON(!ring->vma);
-	GEM_BUG_ON(!ring->vaddr);
-
-	if (HAS_LLC(ring->obj->base.dev) && !ring->obj->stolen)
-		i915_gem_object_unpin_map(ring->obj);
-	else
-		i915_vma_unpin_iomap(ring->vma);
-	ring->vaddr = NULL;
-
-	i915_gem_object_ggtt_unpin(ring->obj);
-	ring->vma = NULL;
-}
-
-int intel_pin_and_map_ring(struct drm_i915_private *dev_priv,
-			   struct intel_ring *ring)
+int intel_ring_pin(struct intel_ring *ring)
 {
+	struct drm_i915_private *dev_priv = ring->engine->i915;
 	struct drm_i915_gem_object *obj = ring->obj;
 	/* Ring wraparound at offset 0 sometimes hangs. No idea why. */
 	unsigned flags = PIN_OFFSET_BIAS | 4096;
@@ -2061,6 +2046,21 @@ err_unpin:
 	return ret;
 }
 
+void intel_ring_unpin(struct intel_ring *ring)
+{
+	GEM_BUG_ON(!ring->vma);
+	GEM_BUG_ON(!ring->vaddr);
+
+	if (HAS_LLC(ring->engine->i915) && !ring->obj->stolen)
+		i915_gem_object_unpin_map(ring->obj);
+	else
+		i915_vma_unpin_iomap(ring->vma);
+	ring->vaddr = NULL;
+
+	i915_gem_object_ggtt_unpin(ring->obj);
+	ring->vma = NULL;
+}
+
 static void intel_destroy_ringbuffer_obj(struct intel_ring *ring)
 {
 	i915_gem_object_put(ring->obj);
@@ -2233,7 +2233,7 @@ static int intel_init_ring_buffer(struct intel_engine_cs *engine)
 			goto error;
 	}
 
-	ret = intel_pin_and_map_ring(dev_priv, ring);
+	ret = intel_ring_pin(ring);
 	if (ret) {
 		DRM_ERROR("Failed to pin and map ringbuffer %s: %d\n",
 				engine->name, ret);
@@ -2261,7 +2261,7 @@ void intel_engine_cleanup(struct intel_engine_cs *engine)
 		intel_engine_stop(engine);
 		WARN_ON(!IS_GEN2(dev_priv) && (I915_READ_MODE(engine) & MODE_IDLE) == 0);
 
-		intel_unpin_ring(engine->buffer);
+		intel_ring_unpin(engine->buffer);
 		intel_ring_free(engine->buffer);
 		engine->buffer = NULL;
 	}

drivers/gpu/drm/i915/intel_ringbuffer.h

@@ -441,9 +441,8 @@ intel_write_status_page(struct intel_engine_cs *engine,
 
 struct intel_ring *
 intel_engine_create_ring(struct intel_engine_cs *engine, int size);
-int intel_pin_and_map_ring(struct drm_i915_private *dev_priv,
-			   struct intel_ring *ring);
-void intel_unpin_ring(struct intel_ring *ring);
+int intel_ring_pin(struct intel_ring *ring);
+void intel_ring_unpin(struct intel_ring *ring);
 void intel_ring_free(struct intel_ring *ring);
 
 void intel_engine_stop(struct intel_engine_cs *engine);