summaryrefslogtreecommitdiff
path: root/linux-core/drm_memory.h
diff options
context:
space:
mode:
authorDave Airlie <airlied@linux.ie>2007-03-18 21:45:07 +1100
committerDave Airlie <airlied@linux.ie>2007-03-18 21:45:07 +1100
commit27197d7836b913976f6b75005d1c0c926774825a (patch)
treefd084de512a73b789bba566ea08a9a280c8cf314 /linux-core/drm_memory.h
parentc4808e206bcc5b3d3c0baa2e6e5130e67b78152b (diff)
deinline agp_remap along lines of kernel
Diffstat (limited to 'linux-core/drm_memory.h')
-rw-r--r--linux-core/drm_memory.h43
1 files changed, 0 insertions, 43 deletions
diff --git a/linux-core/drm_memory.h b/linux-core/drm_memory.h
index ab36b7d7..03cb4d1d 100644
--- a/linux-core/drm_memory.h
+++ b/linux-core/drm_memory.h
@@ -57,49 +57,6 @@
# endif
#endif
-static inline void *agp_remap(unsigned long offset, unsigned long size,
- drm_device_t * dev)
-{
- unsigned long *phys_addr_map, i, num_pages =
- PAGE_ALIGN(size) / PAGE_SIZE;
- struct drm_agp_mem *agpmem;
- struct page **page_map;
- void *addr;
-
- size = PAGE_ALIGN(size);
-
-#ifdef __alpha__
- offset -= dev->hose->mem_space->start;
-#endif
-
- for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next)
- if (agpmem->bound <= offset
- && (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >=
- (offset + size))
- break;
- if (!agpmem)
- return NULL;
-
- /*
- * OK, we're mapping AGP space on a chipset/platform on which memory accesses by
- * the CPU do not get remapped by the GART. We fix this by using the kernel's
- * page-table instead (that's probably faster anyhow...).
- */
- /* note: use vmalloc() because num_pages could be large... */
- page_map = vmalloc(num_pages * sizeof(struct page *));
- if (!page_map)
- return NULL;
-
- phys_addr_map =
- agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE;
- for (i = 0; i < num_pages; ++i)
- page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
- addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
- vfree(page_map);
-
- return addr;
-}
-
#else /* __OS_HAS_AGP */
static inline drm_map_t *drm_lookup_map(unsigned long offset,