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drm: add fix for PAT on radeon with 2.6.26

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Dave Airlie 2008-07-15 16:18:22 +10:00
parent 76c8e19a29
commit abdd523c75
4 changed files with 14 additions and 1 deletions
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1
linux-core/drmP.h
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@ -1255,6 +1255,7 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block)
}
extern void drm_core_ioremap(struct drm_map *map, struct drm_device *dev);
extern void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev);
extern void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev);
static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev,

4
linux-core/drm_compat.h
View File

@ -362,4 +362,8 @@ extern struct page *drm_vm_sg_nopage(struct vm_area_struct *vma,
unsigned long address, int *type);
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,26))
#define drm_core_ioremap_wc drm_core_ioremap
#endif
#endif

8
linux-core/drm_memory.c
View File

@ -348,6 +348,14 @@ void drm_core_ioremap(struct drm_map *map, struct drm_device *dev)
}
EXPORT_SYMBOL_GPL(drm_core_ioremap);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev)
{
map->handle = ioremap_wc(map->offset, map->size);
}
#endif
void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev)
{
if (!map->handle || !map->size)

2
shared-core/radeon_cp.c
View File

@ -1158,7 +1158,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
dev_priv->gart_info.mapping.size =
dev_priv->gart_info.table_size;
drm_core_ioremap(&dev_priv->gart_info.mapping, dev);
drm_core_ioremap_wc(&dev_priv->gart_info.mapping, dev);
dev_priv->gart_info.addr =
dev_priv->gart_info.mapping.handle;