xref: /OK3568_Linux_fs/kernel/arch/alpha/include/asm/agp.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef AGP_H
3*4882a593Smuzhiyun #define AGP_H 1
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <asm/io.h>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun /* dummy for now */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define map_page_into_agp(page)
10*4882a593Smuzhiyun #define unmap_page_from_agp(page)
11*4882a593Smuzhiyun #define flush_agp_cache() mb()
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /* GATT allocation. Returns/accepts GATT kernel virtual address. */
14*4882a593Smuzhiyun #define alloc_gatt_pages(order)		\
15*4882a593Smuzhiyun 	((char *)__get_free_pages(GFP_KERNEL, (order)))
16*4882a593Smuzhiyun #define free_gatt_pages(table, order)	\
17*4882a593Smuzhiyun 	free_pages((unsigned long)(table), (order))
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #endif
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