Miscellaneous changes from DRM CVS

drivers/char/drm/drm.h

@@ -46,8 +46,8 @@
 #define DRM_IOC_WRITE		_IOC_WRITE
 #define DRM_IOC_READWRITE	_IOC_READ|_IOC_WRITE
 #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size)
-#elif defined(__FreeBSD__) || defined(__NetBSD__)
-#if defined(__FreeBSD__) && defined(XFree86Server)
+#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+#if defined(__FreeBSD__) && defined(IN_MODULE)
 /* Prevent name collision when including sys/ioccom.h */
 #undef ioctl
 #include <sys/ioccom.h>
@@ -130,6 +130,18 @@ typedef struct drm_tex_region {
 	unsigned int	age;
 } drm_tex_region_t;
 
+/**
+ * Hardware lock.
+ *
+ * The lock structure is a simple cache-line aligned integer.  To avoid
+ * processor bus contention on a multiprocessor system, there should not be any
+ * other data stored in the same cache line.
+ */
+typedef struct drm_hw_lock {
+	__volatile__ unsigned int lock;		/**< lock variable */
+	char			  padding[60];	/**< Pad to cache line */
+} drm_hw_lock_t;
+
 
 /**
  * DRM_IOCTL_VERSION ioctl argument type.

drivers/char/drm/drmP.h

@@ -467,18 +467,6 @@ typedef struct drm_buf_entry {
 	drm_freelist_t	  freelist;
 } drm_buf_entry_t;
 
-/**
- * Hardware lock.
- *
- * The lock structure is a simple cache-line aligned integer.  To avoid
- * processor bus contention on a multiprocessor system, there should not be any
- * other data stored in the same cache line.
- */
-typedef struct drm_hw_lock {
-	__volatile__ unsigned int lock;		/**< lock variable */
-	char			  padding[60];	/**< Pad to cache line */
-} drm_hw_lock_t;
-
 /** File private data */
 typedef struct drm_file {
 	int		  authenticated;

drivers/char/drm/drm_agpsupport.h

@@ -109,6 +109,8 @@ int DRM(agp_acquire)(struct inode *inode, struct file *filp,
 		return -EBUSY;
 	if (!drm_agp->acquire)
 		return -EINVAL;
+	if ( dev->agp->cant_use_aperture )
+		return -EINVAL;
 	if ((retcode = drm_agp->acquire()))
 		return retcode;
 	dev->agp->acquired = 1;

drivers/char/drm/drm_bufs.h

@@ -775,7 +775,7 @@ int DRM(addbufs_pci)( struct inode *inode, struct file *filp,
 }
 #endif /* __HAVE_PCI_DMA */
 
-#ifdef __HAVE_SG
+#if __HAVE_SG
 int DRM(addbufs_sg)( struct inode *inode, struct file *filp,
                      unsigned int cmd, unsigned long arg )
 {