1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _ASM_X86_DMI_H 3*4882a593Smuzhiyun #define _ASM_X86_DMI_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/compiler.h> 6*4882a593Smuzhiyun #include <linux/init.h> 7*4882a593Smuzhiyun #include <linux/io.h> 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <asm/setup.h> 10*4882a593Smuzhiyun dmi_alloc(unsigned len)11*4882a593Smuzhiyunstatic __always_inline __init void *dmi_alloc(unsigned len) 12*4882a593Smuzhiyun { 13*4882a593Smuzhiyun return extend_brk(len, sizeof(int)); 14*4882a593Smuzhiyun } 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* Use early IO mappings for DMI because it's initialized early */ 17*4882a593Smuzhiyun #define dmi_early_remap early_memremap 18*4882a593Smuzhiyun #define dmi_early_unmap early_memunmap 19*4882a593Smuzhiyun #define dmi_remap(_x, _l) memremap(_x, _l, MEMREMAP_WB) 20*4882a593Smuzhiyun #define dmi_unmap(_x) memunmap(_x) 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun #endif /* _ASM_X86_DMI_H */ 23