| Server IP : 104.21.38.3 / Your IP : 162.158.108.42 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/arch/sparc/include/asm/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IOMMU_COMMON_H
#define _LINUX_IOMMU_COMMON_H
#include <linux/spinlock_types.h>
#include <linux/device.h>
#include <asm/page.h>
#define IOMMU_POOL_HASHBITS 4
#define IOMMU_NR_POOLS (1 << IOMMU_POOL_HASHBITS)
#define IOMMU_ERROR_CODE (~(unsigned long) 0)
struct iommu_pool {
unsigned long start;
unsigned long end;
unsigned long hint;
spinlock_t lock;
};
struct iommu_map_table {
unsigned long table_map_base;
unsigned long table_shift;
unsigned long nr_pools;
void (*lazy_flush)(struct iommu_map_table *);
unsigned long poolsize;
struct iommu_pool pools[IOMMU_NR_POOLS];
u32 flags;
#define IOMMU_HAS_LARGE_POOL 0x00000001
#define IOMMU_NO_SPAN_BOUND 0x00000002
#define IOMMU_NEED_FLUSH 0x00000004
struct iommu_pool large_pool;
unsigned long *map;
};
extern void iommu_tbl_pool_init(struct iommu_map_table *iommu,
unsigned long num_entries,
u32 table_shift,
void (*lazy_flush)(struct iommu_map_table *),
bool large_pool, u32 npools,
bool skip_span_boundary_check);
extern unsigned long iommu_tbl_range_alloc(struct device *dev,
struct iommu_map_table *iommu,
unsigned long npages,
unsigned long *handle,
unsigned long mask,
unsigned int align_order);
extern void iommu_tbl_range_free(struct iommu_map_table *iommu,
u64 dma_addr, unsigned long npages,
unsigned long entry);
#endif