[PATCH v2 04/13] drm/via: Embed via_mm in via_dri1

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All functions was made static as there are no external users.

Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Acked-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
Cc: Kevin Brace <kevinbrace@xxxxxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/via/Makefile   |   2 +-
 drivers/gpu/drm/via/via_dri1.c | 208 ++++++++++++++++++++++++++++
 drivers/gpu/drm/via/via_drv.h  |   9 --
 drivers/gpu/drm/via/via_mm.c   | 241 ---------------------------------
 4 files changed, 209 insertions(+), 251 deletions(-)
 delete mode 100644 drivers/gpu/drm/via/via_mm.c

diff --git a/drivers/gpu/drm/via/Makefile b/drivers/gpu/drm/via/Makefile
index be12cbfa4d7f..daadc0d3233f 100644
--- a/drivers/gpu/drm/via/Makefile
+++ b/drivers/gpu/drm/via/Makefile
@@ -3,6 +3,6 @@
 # Makefile for the drm device driver.  This driver provides support for the
 # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
 
-via-y    := via_irq.o via_dri1.o via_mm.o via_verifier.o via_video.o via_dmablit.o
+via-y    := via_irq.o via_dri1.o via_verifier.o via_video.o via_dmablit.o
 
 obj-$(CONFIG_DRM_VIA)	+=via.o
diff --git a/drivers/gpu/drm/via/via_dri1.c b/drivers/gpu/drm/via/via_dri1.c
index 2fa22359b1f6..3ebe17649ec2 100644
--- a/drivers/gpu/drm/via/via_dri1.c
+++ b/drivers/gpu/drm/via/via_dri1.c
@@ -2,6 +2,7 @@
  * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
  * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
  * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. All Rights Reserved.
+ * Copyright 2006 Tungsten Graphics Inc., Bismarck, ND., USA.
  * Copyright 2004 Digeo, Inc., Palo Alto, CA, U.S.A. All Rights Reserved.
  * Copyright 2004 The Unichrome project. All Rights Reserved.
   *
@@ -67,6 +68,213 @@
 	dev_priv->dma_low += 8;			\
 } while (0)
 
+#define VIA_MM_ALIGN_SHIFT 4
+#define VIA_MM_ALIGN_MASK ((1 << VIA_MM_ALIGN_SHIFT) - 1)
+
+struct via_memblock {
+	struct drm_mm_node mm_node;
+	struct list_head owner_list;
+};
+
+static int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+	drm_via_agp_t *agp = data;
+	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+
+	mutex_lock(&dev->struct_mutex);
+	drm_mm_init(&dev_priv->agp_mm, 0, agp->size >> VIA_MM_ALIGN_SHIFT);
+
+	dev_priv->agp_initialized = 1;
+	dev_priv->agp_offset = agp->offset;
+	mutex_unlock(&dev->struct_mutex);
+
+	DRM_DEBUG("offset = %u, size = %u\n", agp->offset, agp->size);
+	return 0;
+}
+
+static int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+	drm_via_fb_t *fb = data;
+	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+
+	mutex_lock(&dev->struct_mutex);
+	drm_mm_init(&dev_priv->vram_mm, 0, fb->size >> VIA_MM_ALIGN_SHIFT);
+
+	dev_priv->vram_initialized = 1;
+	dev_priv->vram_offset = fb->offset;
+
+	mutex_unlock(&dev->struct_mutex);
+	DRM_DEBUG("offset = %u, size = %u\n", fb->offset, fb->size);
+
+	return 0;
+
+}
+
+static int via_final_context(struct drm_device *dev, int context)
+{
+	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+
+	via_release_futex(dev_priv, context);
+
+	/* Linux specific until context tracking code gets ported to BSD */
+	/* Last context, perform cleanup */
+	if (list_is_singular(&dev->ctxlist)) {
+		DRM_DEBUG("Last Context\n");
+		drm_legacy_irq_uninstall(dev);
+		via_cleanup_futex(dev_priv);
+		via_do_cleanup_map(dev);
+	}
+	return 1;
+}
+
+static void via_lastclose(struct drm_device *dev)
+{
+	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+
+	if (!dev_priv)
+		return;
+
+	mutex_lock(&dev->struct_mutex);
+	if (dev_priv->vram_initialized) {
+		drm_mm_takedown(&dev_priv->vram_mm);
+		dev_priv->vram_initialized = 0;
+	}
+	if (dev_priv->agp_initialized) {
+		drm_mm_takedown(&dev_priv->agp_mm);
+		dev_priv->agp_initialized = 0;
+	}
+	mutex_unlock(&dev->struct_mutex);
+}
+
+static int via_mem_alloc(struct drm_device *dev, void *data,
+		  struct drm_file *file)
+{
+	drm_via_mem_t *mem = data;
+	int retval = 0, user_key;
+	struct via_memblock *item;
+	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+	struct via_file_private *file_priv = file->driver_priv;
+	unsigned long tmpSize;
+
+	if (mem->type > VIA_MEM_AGP) {
+		DRM_ERROR("Unknown memory type allocation\n");
+		return -EINVAL;
+	}
+	mutex_lock(&dev->struct_mutex);
+	if (0 == ((mem->type == VIA_MEM_VIDEO) ? dev_priv->vram_initialized :
+		      dev_priv->agp_initialized)) {
+		mutex_unlock(&dev->struct_mutex);
+		DRM_ERROR
+		    ("Attempt to allocate from uninitialized memory manager.\n");
+		return -EINVAL;
+	}
+
+	item = kzalloc(sizeof(*item), GFP_KERNEL);
+	if (!item) {
+		retval = -ENOMEM;
+		goto fail_alloc;
+	}
+
+	tmpSize = (mem->size + VIA_MM_ALIGN_MASK) >> VIA_MM_ALIGN_SHIFT;
+	if (mem->type == VIA_MEM_AGP)
+		retval = drm_mm_insert_node(&dev_priv->agp_mm,
+					    &item->mm_node,
+					    tmpSize);
+	else
+		retval = drm_mm_insert_node(&dev_priv->vram_mm,
+					    &item->mm_node,
+					    tmpSize);
+	if (retval)
+		goto fail_alloc;
+
+	retval = idr_alloc(&dev_priv->object_idr, item, 1, 0, GFP_KERNEL);
+	if (retval < 0)
+		goto fail_idr;
+	user_key = retval;
+
+	list_add(&item->owner_list, &file_priv->obj_list);
+	mutex_unlock(&dev->struct_mutex);
+
+	mem->offset = ((mem->type == VIA_MEM_VIDEO) ?
+		      dev_priv->vram_offset : dev_priv->agp_offset) +
+	    ((item->mm_node.start) << VIA_MM_ALIGN_SHIFT);
+	mem->index = user_key;
+
+	return 0;
+
+fail_idr:
+	drm_mm_remove_node(&item->mm_node);
+fail_alloc:
+	kfree(item);
+	mutex_unlock(&dev->struct_mutex);
+
+	mem->offset = 0;
+	mem->size = 0;
+	mem->index = 0;
+	DRM_DEBUG("Video memory allocation failed\n");
+
+	return retval;
+}
+
+static int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+	drm_via_private_t *dev_priv = dev->dev_private;
+	drm_via_mem_t *mem = data;
+	struct via_memblock *obj;
+
+	mutex_lock(&dev->struct_mutex);
+	obj = idr_find(&dev_priv->object_idr, mem->index);
+	if (obj == NULL) {
+		mutex_unlock(&dev->struct_mutex);
+		return -EINVAL;
+	}
+
+	idr_remove(&dev_priv->object_idr, mem->index);
+	list_del(&obj->owner_list);
+	drm_mm_remove_node(&obj->mm_node);
+	kfree(obj);
+	mutex_unlock(&dev->struct_mutex);
+
+	DRM_DEBUG("free = 0x%lx\n", mem->index);
+
+	return 0;
+}
+
+
+static void via_reclaim_buffers_locked(struct drm_device *dev,
+				struct drm_file *file)
+{
+	struct via_file_private *file_priv = file->driver_priv;
+	struct via_memblock *entry, *next;
+
+	if (!(dev->master && file->master->lock.hw_lock))
+		return;
+
+	drm_legacy_idlelock_take(&file->master->lock);
+
+	mutex_lock(&dev->struct_mutex);
+	if (list_empty(&file_priv->obj_list)) {
+		mutex_unlock(&dev->struct_mutex);
+		drm_legacy_idlelock_release(&file->master->lock);
+
+		return;
+	}
+
+	via_driver_dma_quiescent(dev);
+
+	list_for_each_entry_safe(entry, next, &file_priv->obj_list,
+				 owner_list) {
+		list_del(&entry->owner_list);
+		drm_mm_remove_node(&entry->mm_node);
+		kfree(entry);
+	}
+	mutex_unlock(&dev->struct_mutex);
+
+	drm_legacy_idlelock_release(&file->master->lock);
+
+	return;
+}
+
 static int via_do_init_map(struct drm_device *dev, drm_via_init_t *init)
 {
 	drm_via_private_t *dev_priv = dev->dev_private;
diff --git a/drivers/gpu/drm/via/via_drv.h b/drivers/gpu/drm/via/via_drv.h
index 4eaad17c0e02..c1a5fdf0bc4b 100644
--- a/drivers/gpu/drm/via/via_drv.h
+++ b/drivers/gpu/drm/via/via_drv.h
@@ -183,17 +183,12 @@ do {								\
 	remove_wait_queue(&(queue), &entry);			\
 } while (0)
 
-extern int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int via_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int via_decoder_futex(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int via_dma_blit_sync(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int via_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv);
 
 extern int via_init_context(struct drm_device *dev, int context);
-extern int via_final_context(struct drm_device *dev, int context);
 
 extern int via_do_cleanup_map(struct drm_device *dev);
 extern u32 via_get_vblank_counter(struct drm_device *dev, unsigned int pipe);
@@ -212,10 +207,6 @@ extern void via_init_futex(drm_via_private_t *dev_priv);
 extern void via_cleanup_futex(drm_via_private_t *dev_priv);
 extern void via_release_futex(drm_via_private_t *dev_priv, int context);
 
-extern void via_reclaim_buffers_locked(struct drm_device *dev,
-				       struct drm_file *file_priv);
-extern void via_lastclose(struct drm_device *dev);
-
 extern void via_dmablit_handler(struct drm_device *dev, int engine, int from_irq);
 extern void via_init_dmablit(struct drm_device *dev);
 
diff --git a/drivers/gpu/drm/via/via_mm.c b/drivers/gpu/drm/via/via_mm.c
deleted file mode 100644
index c9afa1a51f23..000000000000
--- a/drivers/gpu/drm/via/via_mm.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/*
- * Copyright 2006 Tungsten Graphics Inc., Bismarck, ND., USA.
- * All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sub license,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-/*
- * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com>
- */
-
-#include <linux/slab.h>
-
-#include <drm/drm_device.h>
-#include <drm/drm_file.h>
-#include <drm/via_drm.h>
-
-#include "via_drv.h"
-
-#define VIA_MM_ALIGN_SHIFT 4
-#define VIA_MM_ALIGN_MASK ((1 << VIA_MM_ALIGN_SHIFT) - 1)
-
-struct via_memblock {
-	struct drm_mm_node mm_node;
-	struct list_head owner_list;
-};
-
-int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_via_agp_t *agp = data;
-	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-
-	mutex_lock(&dev->struct_mutex);
-	drm_mm_init(&dev_priv->agp_mm, 0, agp->size >> VIA_MM_ALIGN_SHIFT);
-
-	dev_priv->agp_initialized = 1;
-	dev_priv->agp_offset = agp->offset;
-	mutex_unlock(&dev->struct_mutex);
-
-	DRM_DEBUG("offset = %u, size = %u\n", agp->offset, agp->size);
-	return 0;
-}
-
-int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_via_fb_t *fb = data;
-	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-
-	mutex_lock(&dev->struct_mutex);
-	drm_mm_init(&dev_priv->vram_mm, 0, fb->size >> VIA_MM_ALIGN_SHIFT);
-
-	dev_priv->vram_initialized = 1;
-	dev_priv->vram_offset = fb->offset;
-
-	mutex_unlock(&dev->struct_mutex);
-	DRM_DEBUG("offset = %u, size = %u\n", fb->offset, fb->size);
-
-	return 0;
-
-}
-
-int via_final_context(struct drm_device *dev, int context)
-{
-	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-
-	via_release_futex(dev_priv, context);
-
-	/* Linux specific until context tracking code gets ported to BSD */
-	/* Last context, perform cleanup */
-	if (list_is_singular(&dev->ctxlist)) {
-		DRM_DEBUG("Last Context\n");
-		drm_legacy_irq_uninstall(dev);
-		via_cleanup_futex(dev_priv);
-		via_do_cleanup_map(dev);
-	}
-	return 1;
-}
-
-void via_lastclose(struct drm_device *dev)
-{
-	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-
-	if (!dev_priv)
-		return;
-
-	mutex_lock(&dev->struct_mutex);
-	if (dev_priv->vram_initialized) {
-		drm_mm_takedown(&dev_priv->vram_mm);
-		dev_priv->vram_initialized = 0;
-	}
-	if (dev_priv->agp_initialized) {
-		drm_mm_takedown(&dev_priv->agp_mm);
-		dev_priv->agp_initialized = 0;
-	}
-	mutex_unlock(&dev->struct_mutex);
-}
-
-int via_mem_alloc(struct drm_device *dev, void *data,
-		  struct drm_file *file)
-{
-	drm_via_mem_t *mem = data;
-	int retval = 0, user_key;
-	struct via_memblock *item;
-	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-	struct via_file_private *file_priv = file->driver_priv;
-	unsigned long tmpSize;
-
-	if (mem->type > VIA_MEM_AGP) {
-		DRM_ERROR("Unknown memory type allocation\n");
-		return -EINVAL;
-	}
-	mutex_lock(&dev->struct_mutex);
-	if (0 == ((mem->type == VIA_MEM_VIDEO) ? dev_priv->vram_initialized :
-		      dev_priv->agp_initialized)) {
-		mutex_unlock(&dev->struct_mutex);
-		DRM_ERROR
-		    ("Attempt to allocate from uninitialized memory manager.\n");
-		return -EINVAL;
-	}
-
-	item = kzalloc(sizeof(*item), GFP_KERNEL);
-	if (!item) {
-		retval = -ENOMEM;
-		goto fail_alloc;
-	}
-
-	tmpSize = (mem->size + VIA_MM_ALIGN_MASK) >> VIA_MM_ALIGN_SHIFT;
-	if (mem->type == VIA_MEM_AGP)
-		retval = drm_mm_insert_node(&dev_priv->agp_mm,
-					    &item->mm_node,
-					    tmpSize);
-	else
-		retval = drm_mm_insert_node(&dev_priv->vram_mm,
-					    &item->mm_node,
-					    tmpSize);
-	if (retval)
-		goto fail_alloc;
-
-	retval = idr_alloc(&dev_priv->object_idr, item, 1, 0, GFP_KERNEL);
-	if (retval < 0)
-		goto fail_idr;
-	user_key = retval;
-
-	list_add(&item->owner_list, &file_priv->obj_list);
-	mutex_unlock(&dev->struct_mutex);
-
-	mem->offset = ((mem->type == VIA_MEM_VIDEO) ?
-		      dev_priv->vram_offset : dev_priv->agp_offset) +
-	    ((item->mm_node.start) << VIA_MM_ALIGN_SHIFT);
-	mem->index = user_key;
-
-	return 0;
-
-fail_idr:
-	drm_mm_remove_node(&item->mm_node);
-fail_alloc:
-	kfree(item);
-	mutex_unlock(&dev->struct_mutex);
-
-	mem->offset = 0;
-	mem->size = 0;
-	mem->index = 0;
-	DRM_DEBUG("Video memory allocation failed\n");
-
-	return retval;
-}
-
-int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_via_private_t *dev_priv = dev->dev_private;
-	drm_via_mem_t *mem = data;
-	struct via_memblock *obj;
-
-	mutex_lock(&dev->struct_mutex);
-	obj = idr_find(&dev_priv->object_idr, mem->index);
-	if (obj == NULL) {
-		mutex_unlock(&dev->struct_mutex);
-		return -EINVAL;
-	}
-
-	idr_remove(&dev_priv->object_idr, mem->index);
-	list_del(&obj->owner_list);
-	drm_mm_remove_node(&obj->mm_node);
-	kfree(obj);
-	mutex_unlock(&dev->struct_mutex);
-
-	DRM_DEBUG("free = 0x%lx\n", mem->index);
-
-	return 0;
-}
-
-
-void via_reclaim_buffers_locked(struct drm_device *dev,
-				struct drm_file *file)
-{
-	struct via_file_private *file_priv = file->driver_priv;
-	struct via_memblock *entry, *next;
-
-	if (!(dev->master && file->master->lock.hw_lock))
-		return;
-
-	drm_legacy_idlelock_take(&file->master->lock);
-
-	mutex_lock(&dev->struct_mutex);
-	if (list_empty(&file_priv->obj_list)) {
-		mutex_unlock(&dev->struct_mutex);
-		drm_legacy_idlelock_release(&file->master->lock);
-
-		return;
-	}
-
-	via_driver_dma_quiescent(dev);
-
-	list_for_each_entry_safe(entry, next, &file_priv->obj_list,
-				 owner_list) {
-		list_del(&entry->owner_list);
-		drm_mm_remove_node(&entry->mm_node);
-		kfree(entry);
-	}
-	mutex_unlock(&dev->struct_mutex);
-
-	drm_legacy_idlelock_release(&file->master->lock);
-
-	return;
-}
-- 
2.34.1




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