Merge head 'drm-fixes' of master.kernel.org:/pub/scm/linux/kernel/git…

…/airlied/drm-2.6

drivers/char/drm/ati_pcigart.c

@@ -52,7 +52,7 @@
 # define ATI_MAX_PCIGART_PAGES		8192	/**< 32 MB aperture, 4K pages */
 # define ATI_PCIGART_PAGE_SIZE		4096	/**< PCI GART page size */
 
-unsigned long drm_ati_alloc_pcigart_table( void )
+static unsigned long drm_ati_alloc_pcigart_table( void )
 {
 	unsigned long address;
 	struct page *page;

drivers/char/drm/drm.h

@@ -38,7 +38,9 @@
 #define _DRM_H_
 
 #if defined(__linux__)
+#if defined(__KERNEL__)
 #include <linux/config.h>
+#endif
 #include <asm/ioctl.h>		/* For _IO* macros */
 #define DRM_IOCTL_NR(n)		_IOC_NR(n)
 #define DRM_IOC_VOID		_IOC_NONE

drivers/char/drm/drmP.h

@@ -774,8 +774,6 @@ extern int           drm_cpu_valid( void );
 				/* Driver support (drm_drv.h) */
 extern int           drm_init(struct drm_driver *driver);
 extern void          drm_exit(struct drm_driver *driver);
-extern int           drm_version(struct inode *inode, struct file *filp,
-				  unsigned int cmd, unsigned long arg);
 extern int           drm_ioctl(struct inode *inode, struct file *filp,
 				unsigned int cmd, unsigned long arg);
 extern long	     drm_compat_ioctl(struct file *filp,
@@ -785,28 +783,19 @@ extern int           drm_takedown(drm_device_t * dev);
 				/* Device support (drm_fops.h) */
 extern int           drm_open(struct inode *inode, struct file *filp);
 extern int           drm_stub_open(struct inode *inode, struct file *filp);
-extern int	     drm_open_helper(struct inode *inode, struct file *filp,
-				      drm_device_t *dev);
 extern int	     drm_flush(struct file *filp);
 extern int	     drm_fasync(int fd, struct file *filp, int on);
 extern int           drm_release(struct inode *inode, struct file *filp);
 
 				/* Mapping support (drm_vm.h) */
-extern void	     drm_vm_open(struct vm_area_struct *vma);
-extern void	     drm_vm_close(struct vm_area_struct *vma);
-extern void	     drm_vm_shm_close(struct vm_area_struct *vma);
-extern int	     drm_mmap_dma(struct file *filp,
-				   struct vm_area_struct *vma);
 extern int	     drm_mmap(struct file *filp, struct vm_area_struct *vma);
 extern unsigned int  drm_poll(struct file *filp, struct poll_table_struct *wait);
-extern ssize_t       drm_read(struct file *filp, char __user *buf, size_t count, loff_t *off);
 
 				/* Memory management support (drm_memory.h) */
 #include "drm_memory.h"
 extern void	     drm_mem_init(void);
 extern int	     drm_mem_info(char *buf, char **start, off_t offset,
 				   int request, int *eof, void *data);
-extern void	     *drm_calloc(size_t nmemb, size_t size, int area);
 extern void	     *drm_realloc(void *oldpt, size_t oldsize, size_t size,
 				   int area);
 extern unsigned long drm_alloc_pages(int order, int area);
@@ -854,9 +843,6 @@ extern int	     drm_newctx( struct inode *inode, struct file *filp,
 extern int	     drm_rmctx( struct inode *inode, struct file *filp,
 				 unsigned int cmd, unsigned long arg );
 
-extern int	     drm_context_switch(drm_device_t *dev, int old, int new);
-extern int	     drm_context_switch_complete(drm_device_t *dev, int new);
-
 extern int	     drm_ctxbitmap_init( drm_device_t *dev );
 extern void	     drm_ctxbitmap_cleanup( drm_device_t *dev );
 extern void          drm_ctxbitmap_free( drm_device_t *dev, int ctx_handle );
@@ -874,9 +860,6 @@ extern int	     drm_rmdraw(struct inode *inode, struct file *filp,
 
 
 				/* Authentication IOCTL support (drm_auth.h) */
-extern int	     drm_add_magic(drm_device_t *dev, drm_file_t *priv,
-				    drm_magic_t magic);
-extern int	     drm_remove_magic(drm_device_t *dev, drm_magic_t magic);
 extern int	     drm_getmagic(struct inode *inode, struct file *filp,
 				   unsigned int cmd, unsigned long arg);
 extern int	     drm_authmagic(struct inode *inode, struct file *filp,
@@ -893,13 +876,9 @@ extern int           drm_unlock(struct inode *inode, struct file *filp,
 				 unsigned int cmd, unsigned long arg);
 extern int	     drm_lock_take(__volatile__ unsigned int *lock,
 				    unsigned int context);
-extern int	     drm_lock_transfer(drm_device_t *dev,
-					__volatile__ unsigned int *lock,
-					unsigned int context);
 extern int	     drm_lock_free(drm_device_t *dev,
 				    __volatile__ unsigned int *lock,
 				    unsigned int context);
-extern int           drm_notifier(void *priv);
 
 				/* Buffer management support (drm_bufs.h) */
 extern int	     drm_order( unsigned long size );
@@ -927,7 +906,6 @@ extern void	     drm_core_reclaim_buffers(drm_device_t *dev, struct file *filp);
 				/* IRQ support (drm_irq.h) */
 extern int           drm_control( struct inode *inode, struct file *filp,
 				   unsigned int cmd, unsigned long arg );
-extern int           drm_irq_install( drm_device_t *dev );
 extern int           drm_irq_uninstall( drm_device_t *dev );
 extern irqreturn_t   drm_irq_handler( DRM_IRQ_ARGS );
 extern void          drm_driver_irq_preinstall( drm_device_t *dev );
@@ -967,7 +945,6 @@ extern int            drm_agp_unbind_memory(DRM_AGP_MEM *handle);
 extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
 		     struct drm_driver *driver);
 extern int drm_put_dev(drm_device_t * dev);
-extern int drm_get_head(drm_device_t * dev, drm_head_t *head);
 extern int drm_put_head(drm_head_t * head);
 extern unsigned int   drm_debug;
 extern unsigned int   drm_cards_limit;
@@ -1064,9 +1041,16 @@ static __inline__ void drm_free(void *pt, size_t size, int area)
 {
 	kfree(pt);
 }
+
+/** Wrapper around kcalloc() */
+static __inline__ void *drm_calloc(size_t nmemb, size_t size, int area)
+{
+	return kcalloc(nmemb, size, GFP_KERNEL);
+}
 #else
 extern void *drm_alloc(size_t size, int area);
 extern void drm_free(void *pt, size_t size, int area);
+extern void *drm_calloc(size_t nmemb, size_t size, int area);
 #endif
 
 /*@}*/

drivers/char/drm/drm_auth.c

@@ -87,7 +87,7 @@ static drm_file_t *drm_find_file(drm_device_t *dev, drm_magic_t magic)
  * associated the magic number hash key in drm_device::magiclist, while holding
  * the drm_device::struct_sem lock.
  */
-int drm_add_magic(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic)
+static int drm_add_magic(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic)
 {
 	int		  hash;
 	drm_magic_entry_t *entry;
@@ -124,7 +124,7 @@ int drm_add_magic(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic)
  * Searches and unlinks the entry in drm_device::magiclist with the magic
  * number hash key, while holding the drm_device::struct_sem lock.
  */
-int drm_remove_magic(drm_device_t *dev, drm_magic_t magic)
+static int drm_remove_magic(drm_device_t *dev, drm_magic_t magic)
 {
 	drm_magic_entry_t *prev = NULL;
 	drm_magic_entry_t *pt;

drivers/char/drm/drm_bufs.c

@@ -356,8 +356,8 @@ static void drm_cleanup_buf_error(drm_device_t *dev, drm_buf_entry_t *entry)
  * reallocates the buffer list of the same size order to accommodate the new
  * buffers.
  */
-int drm_addbufs_agp( struct inode *inode, struct file *filp,
-		      unsigned int cmd, unsigned long arg )
+static int drm_addbufs_agp( struct inode *inode, struct file *filp,
+			    unsigned int cmd, unsigned long arg )
 {
 	drm_file_t *priv = filp->private_data;
 	drm_device_t *dev = priv->head->dev;
@@ -521,8 +521,8 @@ int drm_addbufs_agp( struct inode *inode, struct file *filp,
 }
 #endif /* __OS_HAS_AGP */
 
-int drm_addbufs_pci( struct inode *inode, struct file *filp,
-		      unsigned int cmd, unsigned long arg )
+static int drm_addbufs_pci( struct inode *inode, struct file *filp,
+			    unsigned int cmd, unsigned long arg )
 {
    	drm_file_t *priv = filp->private_data;
 	drm_device_t *dev = priv->head->dev;
@@ -751,8 +751,8 @@ int drm_addbufs_pci( struct inode *inode, struct file *filp,
 
 }
 
-int drm_addbufs_sg( struct inode *inode, struct file *filp,
-                     unsigned int cmd, unsigned long arg )
+static int drm_addbufs_sg( struct inode *inode, struct file *filp,
+			   unsigned int cmd, unsigned long arg )
 {
 	drm_file_t *priv = filp->private_data;
 	drm_device_t *dev = priv->head->dev;

drivers/char/drm/drm_context.c

@@ -84,7 +84,7 @@ void drm_ctxbitmap_free( drm_device_t *dev, int ctx_handle )
  * drm_device::context_sareas to accommodate the new entry while holding the
  * drm_device::struct_sem lock.
  */
-int drm_ctxbitmap_next( drm_device_t *dev )
+static int drm_ctxbitmap_next( drm_device_t *dev )
 {
 	int bit;
 
@@ -326,7 +326,7 @@ int drm_context_switch( drm_device_t *dev, int old, int new )
  * hardware lock is held, clears the drm_device::context_flag and wakes up
  * drm_device::context_wait.
  */
-int drm_context_switch_complete( drm_device_t *dev, int new )
+static int drm_context_switch_complete( drm_device_t *dev, int new )
 {
         dev->last_context = new;  /* PRE/POST: This is the _only_ writer. */
         dev->last_switch  = jiffies;

drivers/char/drm/drm_drv.c

@@ -51,8 +51,11 @@
 #include "drmP.h"
 #include "drm_core.h"
 
+static int drm_version(struct inode *inode, struct file *filp,
+		       unsigned int cmd, unsigned long arg);
+
 /** Ioctl table */
-drm_ioctl_desc_t		  drm_ioctls[] = {
+static drm_ioctl_desc_t		  drm_ioctls[] = {
 	[DRM_IOCTL_NR(DRM_IOCTL_VERSION)]       = { drm_version,     0, 0 },
 	[DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)]    = { drm_getunique,   0, 0 },
 	[DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)]     = { drm_getmagic,    0, 0 },
@@ -447,8 +450,8 @@ module_exit( drm_core_exit );
  *
  * Fills in the version information in \p arg.
  */
-int drm_version( struct inode *inode, struct file *filp,
-		  unsigned int cmd, unsigned long arg )
+static int drm_version( struct inode *inode, struct file *filp,
+			unsigned int cmd, unsigned long arg )
 {
 	drm_file_t *priv = filp->private_data;
 	drm_device_t *dev = priv->head->dev;

drivers/char/drm/drm_fops.c

@@ -37,6 +37,8 @@
 #include "drmP.h"
 #include <linux/poll.h>
 
+static int drm_open_helper(struct inode *inode, struct file *filp, drm_device_t *dev);
+
 static int drm_setup( drm_device_t *dev )
 {
 	int i;
@@ -251,15 +253,15 @@ int drm_release( struct inode *inode, struct file *filp )
 		}
 	}
 
-	if (drm_core_check_feature(dev, DRIVER_HAVE_DMA))
+	if (drm_core_check_feature(dev, DRIVER_HAVE_DMA) && !dev->driver->release)
 	{
 		dev->driver->reclaim_buffers(dev, filp);
 	}
 
 	drm_fasync( -1, filp, 0 );
 
 	down( &dev->ctxlist_sem );
-	if ( !list_empty( &dev->ctxlist->head ) ) {
+	if ( dev->ctxlist && (!list_empty(&dev->ctxlist->head))) {
 		drm_ctx_list_t *pos, *n;
 
 		list_for_each_entry_safe( pos, n, &dev->ctxlist->head, head ) {
@@ -341,7 +343,7 @@ EXPORT_SYMBOL(drm_release);
  * Creates and initializes a drm_file structure for the file private data in \p
  * filp and add it into the double linked list in \p dev.
  */
-int drm_open_helper(struct inode *inode, struct file *filp, drm_device_t *dev)
+static int drm_open_helper(struct inode *inode, struct file *filp, drm_device_t *dev)
 {
 	int	     minor = iminor(inode);
 	drm_file_t   *priv;
@@ -443,9 +445,3 @@ unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait)
 }
 EXPORT_SYMBOL(drm_poll);
 
-
-/** No-op. */
-ssize_t drm_read(struct file *filp, char __user *buf, size_t count, loff_t *off)
-{
-	return 0;
-}

drivers/char/drm/drm_irq.c

@@ -89,7 +89,7 @@ int drm_irq_by_busid(struct inode *inode, struct file *filp,
  * \c drm_driver_irq_preinstall() and \c drm_driver_irq_postinstall() functions
  * before and after the installation.
  */
-int drm_irq_install( drm_device_t *dev )
+static int drm_irq_install( drm_device_t *dev )
 {
 	int ret;
 	unsigned long sh_flags=0;

drivers/char/drm/drm_lock.c

@@ -35,6 +35,11 @@
 
 #include "drmP.h"
 
+static int drm_lock_transfer(drm_device_t *dev,
+			     __volatile__ unsigned int *lock,
+			     unsigned int context);
+static int drm_notifier(void *priv);
+
 /** 
  * Lock ioctl.
  *
@@ -225,8 +230,9 @@ int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context)
  * Resets the lock file pointer.
  * Marks the lock as held by the given context, via the \p cmpxchg instruction.
  */
-int drm_lock_transfer(drm_device_t *dev,
-		       __volatile__ unsigned int *lock, unsigned int context)
+static int drm_lock_transfer(drm_device_t *dev,
+			     __volatile__ unsigned int *lock,
+			     unsigned int context)
 {
 	unsigned int old, new, prev;
 
@@ -282,7 +288,7 @@ int drm_lock_free(drm_device_t *dev,
  * \return one if the signal should be delivered normally, or zero if the
  * signal should be blocked.
  */
-int drm_notifier(void *priv)
+static int drm_notifier(void *priv)
 {
 	drm_sigdata_t *s = (drm_sigdata_t *)priv;
 	unsigned int  old, new, prev;

drivers/char/drm/drm_memory.c

@@ -65,19 +65,6 @@ int drm_mem_info(char *buf, char **start, off_t offset,
 	return 0;
 }
 
-/** Wrapper around kmalloc() */
-void *drm_calloc(size_t nmemb, size_t size, int area)
-{
-	void *addr;
-
-	addr = kmalloc(size * nmemb, GFP_KERNEL);
-	if (addr != NULL)
-		memset((void *)addr, 0, size * nmemb);
-
-	return addr;
-}
-EXPORT_SYMBOL(drm_calloc);
-
 /** Wrapper around kmalloc() and kfree() */
 void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area)
 {

drivers/char/drm/drm_proc.c

@@ -57,7 +57,7 @@ static int	   drm_vma_info(char *buf, char **start, off_t offset,
 /**
  * Proc file list.
  */
-struct drm_proc_list {
+static struct drm_proc_list {
 	const char *name;	/**< file name */
 	int	   (*f)(char *, char **, off_t, int, int *, void *);	/**< proc callback*/
 } drm_proc_list[] = {