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authorJeff Hartmann <jhartmann@valinux.com>2001-08-10 16:29:21 +0000
committerJeff Hartmann <jhartmann@valinux.com>2001-08-10 16:29:21 +0000
commit97b8aa52bba602d5babe225983f7e4c7cb4d7492 (patch)
tree922882797ea335549c01849c4dd2cdc350938be0 /linux/drm_scatter.h
parentb6923b39539c34c2a589197def5eee72a9d719bf (diff)
Commit Keith Owens kernel Makefile changes, merge and commit alpha patch
set from Jay Estabrook (sans some mga modifications which broke other arch's.)
Diffstat (limited to 'linux/drm_scatter.h')
-rw-r--r--linux/drm_scatter.h42
1 files changed, 33 insertions, 9 deletions
diff --git a/linux/drm_scatter.h b/linux/drm_scatter.h
index c1c9f7e8..5654c8cb 100644
--- a/linux/drm_scatter.h
+++ b/linux/drm_scatter.h
@@ -47,12 +47,17 @@ void DRM(sg_cleanup)( drm_sg_mem_t *entry )
vfree( entry->virtual );
+#if defined(__alpha__) && (LINUX_VERSION_CODE >= 0x020400)
+ DRM(free)( entry->busaddr,
+ entry->pages * sizeof(*entry->busaddr),
+ DRM_MEM_PAGES );
+#endif
DRM(free)( entry->pagelist,
- entry->pages * sizeof(*entry->pagelist),
- DRM_MEM_PAGES );
+ entry->pages * sizeof(*entry->pagelist),
+ DRM_MEM_PAGES );
DRM(free)( entry,
- sizeof(*entry),
- DRM_MEM_SGLISTS );
+ sizeof(*entry),
+ DRM_MEM_SGLISTS );
}
int DRM(sg_alloc)( struct inode *inode, struct file *filp,
@@ -93,16 +98,35 @@ int DRM(sg_alloc)( struct inode *inode, struct file *filp,
DRM(free)( entry, sizeof(*entry), DRM_MEM_SGLISTS );
return -ENOMEM;
}
- memset(entry->pagelist, 0, pages * sizeof(*entry->pagelist));
+
+#if defined(__alpha__) && (LINUX_VERSION_CODE >= 0x020400)
+ entry->busaddr = DRM(alloc)( pages * sizeof(*entry->busaddr),
+ DRM_MEM_PAGES );
+ if ( !entry->busaddr ) {
+ DRM(free)( entry->pagelist,
+ entry->pages * sizeof(*entry->pagelist),
+ DRM_MEM_PAGES );
+ DRM(free)( entry,
+ sizeof(*entry),
+ DRM_MEM_SGLISTS );
+ return -ENOMEM;
+ }
+ memset( (void *)entry->busaddr, 0, pages * sizeof(*entry->busaddr) );
+#endif
entry->virtual = vmalloc_32( pages << PAGE_SHIFT );
if ( !entry->virtual ) {
+#if defined(__alpha__) && (LINUX_VERSION_CODE >= 0x020400)
+ DRM(free)( entry->busaddr,
+ entry->pages * sizeof(*entry->busaddr),
+ DRM_MEM_PAGES );
+#endif
DRM(free)( entry->pagelist,
- entry->pages * sizeof(*entry->pagelist),
- DRM_MEM_PAGES );
+ entry->pages * sizeof(*entry->pagelist),
+ DRM_MEM_PAGES );
DRM(free)( entry,
- sizeof(*entry),
- DRM_MEM_SGLISTS );
+ sizeof(*entry),
+ DRM_MEM_SGLISTS );
return -ENOMEM;
}