amd_iommu.c File Reference

#include <linux/ratelimit.h>
#include <linux/pci.h>
#include <linux/pci-ats.h>
#include <linux/bitmap.h>
#include <linux/slab.h>
#include <linux/debugfs.h>
#include <linux/scatterlist.h>
#include <linux/dma-mapping.h>
#include <linux/iommu-helper.h>
#include <linux/iommu.h>
#include <linux/delay.h>
#include <linux/amd-iommu.h>
#include <linux/notifier.h>
#include <linux/export.h>
#include <linux/irq.h>
#include <linux/msi.h>
#include <asm/irq_remapping.h>
#include <asm/io_apic.h>
#include <asm/apic.h>
#include <asm/hw_irq.h>
#include <asm/msidef.h>
#include <asm/proto.h>
#include <asm/iommu.h>
#include <asm/gart.h>
#include <asm/dma.h>
#include "amd_iommu_proto.h"
#include "amd_iommu_types.h"
#include "irq_remapping.h"

Go to the source code of this file.

Data Structures
struct	iommu_cmd

Macros
#define	CMD_SET_TYPE(cmd, t)   ((cmd)->data[1] |= ((t) << 28))
#define	LOOP_TIMEOUT   100000
#define	AMD_IOMMU_PGSIZES   (~0xFFFUL)
#define	REQ_ACS_FLAGS   (PCI_ACS_SV | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF)
#define	PCI_PRI_TLP_OFF   (1 << 15)

Functions
	LIST_HEAD (ioapic_map)
	LIST_HEAD (hpet_map)
void __init	amd_iommu_uninit_devices (void)
int __init	amd_iommu_init_devices (void)
irqreturn_t	amd_iommu_int_thread (int irq, void *data)
irqreturn_t	amd_iommu_int_handler (int irq, void *data)
void	iommu_flush_all_caches (struct amd_iommu *iommu)
void	amd_iommu_init_notifier (void)
void __init	amd_iommu_init_api (void)
int __init	amd_iommu_init_dma_ops (void)
int __init	amd_iommu_init_passthrough (void)
int	amd_iommu_register_ppr_notifier (struct notifier_block *nb)
	EXPORT_SYMBOL (amd_iommu_register_ppr_notifier)
int	amd_iommu_unregister_ppr_notifier (struct notifier_block *nb)
	EXPORT_SYMBOL (amd_iommu_unregister_ppr_notifier)
void	amd_iommu_domain_direct_map (struct iommu_domain *dom)
	EXPORT_SYMBOL (amd_iommu_domain_direct_map)
int	amd_iommu_domain_enable_v2 (struct iommu_domain *dom, int pasids)
	EXPORT_SYMBOL (amd_iommu_domain_enable_v2)
int	amd_iommu_flush_page (struct iommu_domain *dom, int pasid, u64 address)
	EXPORT_SYMBOL (amd_iommu_flush_page)
int	amd_iommu_flush_tlb (struct iommu_domain *dom, int pasid)
	EXPORT_SYMBOL (amd_iommu_flush_tlb)
int	amd_iommu_domain_set_gcr3 (struct iommu_domain *dom, int pasid, unsigned long cr3)
	EXPORT_SYMBOL (amd_iommu_domain_set_gcr3)
int	amd_iommu_domain_clear_gcr3 (struct iommu_domain *dom, int pasid)
	EXPORT_SYMBOL (amd_iommu_domain_clear_gcr3)
int	amd_iommu_complete_ppr (struct pci_dev *pdev, int pasid, int status, int tag)
	EXPORT_SYMBOL (amd_iommu_complete_ppr)
struct iommu_domain *	amd_iommu_get_v2_domain (struct pci_dev *pdev)
	EXPORT_SYMBOL (amd_iommu_get_v2_domain)
void	amd_iommu_enable_device_erratum (struct pci_dev *pdev, u32 erratum)
	EXPORT_SYMBOL (amd_iommu_enable_device_erratum)
int	amd_iommu_device_info (struct pci_dev *pdev, struct amd_iommu_device_info *info)
	EXPORT_SYMBOL (amd_iommu_device_info)

Variables
int	amd_iommu_max_glx_val = -1
struct kmem_cache *	amd_iommu_irq_cache

Macro Definition Documentation

#define AMD_IOMMU_PGSIZES   (~0xFFFUL)

Definition at line 70 of file amd_iommu.c.

#define CMD_SET_TYPE	(		cmd,
			t
	)		((cmd)->data[1] |= ((t) << 28))

Definition at line 50 of file amd_iommu.c.

#define LOOP_TIMEOUT   100000

Definition at line 52 of file amd_iommu.c.

#define PCI_PRI_TLP_OFF   (1 << 15)

Definition at line 2180 of file amd_iommu.c.

#define REQ_ACS_FLAGS   (PCI_ACS_SV | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF)

Definition at line 277 of file amd_iommu.c.

Function Documentation

int amd_iommu_complete_ppr	(	struct pci_dev *	pdev,
		int	pasid,
		int	status,
		int	tag
	)

Definition at line 3698 of file amd_iommu.c.

int amd_iommu_device_info	(	struct pci_dev *	pdev,
		struct amd_iommu_device_info *	info
	)

Definition at line 3745 of file amd_iommu.c.

int amd_iommu_domain_clear_gcr3	(	struct iommu_domain *	dom,
		int	pasid
	)

Definition at line 3684 of file amd_iommu.c.

void amd_iommu_domain_direct_map

(

struct iommu_domain *

dom

)

Definition at line 3435 of file amd_iommu.c.

int amd_iommu_domain_enable_v2	(	struct iommu_domain *	dom,
		int	pasids
	)

Definition at line 3456 of file amd_iommu.c.

int amd_iommu_domain_set_gcr3	(	struct iommu_domain *	dom,
		int	pasid,
		unsigned long	cr3
	)

Definition at line 3669 of file amd_iommu.c.

void amd_iommu_enable_device_erratum	(	struct pci_dev *	pdev,
		u32	erratum
	)

Definition at line 3733 of file amd_iommu.c.

int amd_iommu_flush_page	(	struct iommu_domain *	dom,
		int	pasid,
		u64	address
	)

Definition at line 3567 of file amd_iommu.c.

int amd_iommu_flush_tlb	(	struct iommu_domain *	dom,
		int	pasid
	)

Definition at line 3590 of file amd_iommu.c.

struct iommu_domain* amd_iommu_get_v2_domain ( struct pci_dev *  pdev )

read

Definition at line 3717 of file amd_iommu.c.

void __init amd_iommu_init_api

(

void

)

Definition at line 3048 of file amd_iommu.c.

int __init amd_iommu_init_devices

(

void

)

Definition at line 419 of file amd_iommu.c.

int __init amd_iommu_init_dma_ops

(

void

)

Definition at line 3053 of file amd_iommu.c.

void amd_iommu_init_notifier

(

void

)

Definition at line 2413 of file amd_iommu.c.

int __init amd_iommu_init_passthrough

(

void

)

Definition at line 3387 of file amd_iommu.c.

irqreturn_t amd_iommu_int_handler	(	int	irq,
		void *	data
	)

Definition at line 730 of file amd_iommu.c.

irqreturn_t amd_iommu_int_thread	(	int	irq,
		void *	data
	)

Definition at line 718 of file amd_iommu.c.

int amd_iommu_register_ppr_notifier

(

struct notifier_block *

nb

)

Definition at line 3423 of file amd_iommu.c.

void __init amd_iommu_uninit_devices

(

void

)

Definition at line 401 of file amd_iommu.c.

int amd_iommu_unregister_ppr_notifier

(

struct notifier_block *

nb

)

Definition at line 3429 of file amd_iommu.c.

EXPORT_SYMBOL

(

amd_iommu_register_ppr_notifier

)

EXPORT_SYMBOL

(

amd_iommu_unregister_ppr_notifier

)

EXPORT_SYMBOL

(

amd_iommu_domain_direct_map

)

EXPORT_SYMBOL

(

amd_iommu_domain_enable_v2

)

EXPORT_SYMBOL

(

amd_iommu_flush_page

)

EXPORT_SYMBOL

(

amd_iommu_flush_tlb

)

EXPORT_SYMBOL

(

amd_iommu_domain_set_gcr3

)

EXPORT_SYMBOL

(

amd_iommu_domain_clear_gcr3

)

EXPORT_SYMBOL

(

amd_iommu_complete_ppr

)

EXPORT_SYMBOL

(

amd_iommu_get_v2_domain

)

EXPORT_SYMBOL

(

amd_iommu_enable_device_erratum

)

EXPORT_SYMBOL

(

amd_iommu_device_info

)

void iommu_flush_all_caches

(

struct amd_iommu *

iommu

)

Definition at line 1061 of file amd_iommu.c.

LIST_HEAD

(

ioapic_map

)

LIST_HEAD

(

hpet_map

)

Variable Documentation

struct kmem_cache* amd_iommu_irq_cache

Definition at line 105 of file amd_iommu.c.

int amd_iommu_max_glx_val = -1

Definition at line 94 of file amd_iommu.c.