#include <linux/dmaengine.h>
#include "hw.h"
#include "registers.h"
#include <linux/init.h>
#include <linux/dmapool.h>
#include <linux/cache.h>
#include <linux/pci_ids.h>
#include <net/tcp.h>

Data Structures
struct	ioatdma_device

struct	ioat_chan_common

struct	ioat_sysfs_entry

struct	ioat_dma_chan

struct	ioat_desc_sw

Macros
#define	IOAT_DMA_VERSION "4.00"

#define	IOAT_LOW_COMPLETION_MASK 0xffffffc0

#define	IOAT_DMA_DCA_ANY_CPU ~0

#define	to_ioatdma_device(dev) container_of(dev, struct ioatdma_device, common)

#define	to_ioat_desc(lh) container_of(lh, struct ioat_desc_sw, node)

#define	tx_to_ioat_desc(tx) container_of(tx, struct ioat_desc_sw, txd)

#define	to_dev(ioat_chan) (&(ioat_chan)->device->pdev->dev)

#define	chan_num(ch) ((int)((ch)->reg_base - (ch)->device->reg_base) / 0x80)

#define	NULL_DESC_BUFFER_SIZE 1

#define	IOAT_COMPLETION_PENDING 0

#define	IOAT_COMPLETION_ACK 1

#define	IOAT_RESET_PENDING 2

#define	IOAT_KOBJ_INIT_FAIL 3

#define	IOAT_RESHAPE_PENDING 4

#define	IOAT_RUN 5

#define	COMPLETION_TIMEOUT msecs_to_jiffies(100)

#define	IDLE_TIMEOUT msecs_to_jiffies(2000)

#define	RESET_DELAY msecs_to_jiffies(100)

#define	set_desc_id(desc, i)

#define	desc_id(desc) (0)

#define	dump_desc_dbg(c, d) ({ if (d) __dump_desc_dbg(&c->base, d->hw, &d->txd, desc_id(d)); 0; })

Functions
int __devinit	ioat_probe (struct ioatdma_device *device)

int __devinit	ioat_register (struct ioatdma_device *device)

int __devinit	ioat1_dma_probe (struct ioatdma_device *dev, int dca)

int __devinit	ioat_dma_self_test (struct ioatdma_device *device)

void __devexit	ioat_dma_remove (struct ioatdma_device *device)

struct dca_provider *__devinit	ioat_dca_init (struct pci_dev pdev, void __iomem iobase)

dma_addr_t	ioat_get_current_completion (struct ioat_chan_common *chan)

void	ioat_init_channel (struct ioatdma_device device, struct ioat_chan_common chan, int idx)

enum dma_status	ioat_dma_tx_status (struct dma_chan c, dma_cookie_t cookie, struct dma_tx_state txstate)

void	ioat_dma_unmap (struct ioat_chan_common chan, enum dma_ctrl_flags flags, size_t len, struct ioat_dma_descriptor hw)

bool	ioat_cleanup_preamble (struct ioat_chan_common chan, dma_addr_t phys_complete)

void	ioat_kobject_add (struct ioatdma_device device, struct kobj_type type)

void	ioat_kobject_del (struct ioatdma_device *device)

Variables
struct sysfs_ops	ioat_sysfs_ops

struct ioat_sysfs_entry	ioat_version_attr

struct ioat_sysfs_entry	ioat_cap_attr

Macro Definition Documentation

#define chan_num ( ch ) ((int)((ch)->reg_base - (ch)->device->reg_base) / 0x80)

Definition at line 43 of file dma.h.

#define COMPLETION_TIMEOUT msecs_to_jiffies(100)

Definition at line 101 of file dma.h.

#define desc_id ( desc ) (0)

Definition at line 171 of file dma.h.

#define dump_desc_dbg	(	c,
		d
	)	({ if (d) __dump_desc_dbg(&c->base, d->hw, &d->txd, desc_id(d)); 0; })

Definition at line 187 of file dma.h.

#define IDLE_TIMEOUT msecs_to_jiffies(2000)

Definition at line 102 of file dma.h.

#define IOAT_COMPLETION_ACK 1

Definition at line 95 of file dma.h.

#define IOAT_COMPLETION_PENDING 0

Definition at line 94 of file dma.h.

#define IOAT_DMA_DCA_ANY_CPU ~0

Definition at line 36 of file dma.h.

#define IOAT_DMA_VERSION "4.00"

Definition at line 33 of file dma.h.

#define IOAT_KOBJ_INIT_FAIL 3

Definition at line 97 of file dma.h.

#define IOAT_LOW_COMPLETION_MASK 0xffffffc0

Definition at line 35 of file dma.h.

#define IOAT_RESET_PENDING 2

Definition at line 96 of file dma.h.

#define IOAT_RESHAPE_PENDING 4

Definition at line 98 of file dma.h.

#define IOAT_RUN 5

Definition at line 99 of file dma.h.

#define NULL_DESC_BUFFER_SIZE 1

Definition at line 49 of file dma.h.

#define RESET_DELAY msecs_to_jiffies(100)

Definition at line 103 of file dma.h.

#define set_desc_id	(	desc,
		i
	)

Definition at line 170 of file dma.h.

#define to_dev ( ioat_chan ) (&(ioat_chan)->device->pdev->dev)

Definition at line 41 of file dma.h.

#define to_ioat_desc ( lh ) container_of(lh, struct ioat_desc_sw, node)

Definition at line 39 of file dma.h.

#define to_ioatdma_device ( dev ) container_of(dev, struct ioatdma_device, common)

Definition at line 38 of file dma.h.

#define tx_to_ioat_desc ( tx ) container_of(tx, struct ioat_desc_sw, txd)

Definition at line 40 of file dma.h.

Function Documentation

int __devinit ioat1_dma_probe	(	struct ioatdma_device *	dev,
		int	dca
	)

Definition at line 1186 of file dma.c.

bool ioat_cleanup_preamble	(	struct ioat_chan_common *	chan,
		dma_addr_t *	phys_complete
	)

Definition at line 571 of file dma.c.

struct dca_provider* __devinit ioat_dca_init	(	struct pci_dev *	pdev,
		void __iomem *	iobase
	)

read

Definition at line 246 of file dca.c.

void __devexit ioat_dma_remove ( struct ioatdma_device * device )

Definition at line 1219 of file dma.c.

int __devinit ioat_dma_self_test ( struct ioatdma_device * device )

ioat_dma_self_test - Perform a IOAT transaction to verify the HW works. : device to be tested

Definition at line 796 of file dma.c.

enum dma_status ioat_dma_tx_status	(	struct dma_chan *	c,
		dma_cookie_t	cookie,
		struct dma_tx_state *	txstate
	)

Definition at line 728 of file dma.c.

void ioat_dma_unmap	(	struct ioat_chan_common *	chan,
		enum dma_ctrl_flags	flags,
		size_t	len,
		struct ioat_dma_descriptor *	hw
	)

Definition at line 534 of file dma.c.

dma_addr_t ioat_get_current_completion ( struct ioat_chan_common * chan )

Definition at line 549 of file dma.c.

void ioat_init_channel	(	struct ioatdma_device *	device,
		struct ioat_chan_common *	chan,
		int	idx
	)

Definition at line 102 of file dma.c.

void ioat_kobject_add	(	struct ioatdma_device *	device,
		struct kobj_type *	type
	)

Definition at line 1151 of file dma.c.

void ioat_kobject_del ( struct ioatdma_device * device )

Definition at line 1171 of file dma.c.

int __devinit ioat_probe ( struct ioatdma_device * device )

Definition at line 997 of file dma.c.

int __devinit ioat_register ( struct ioatdma_device * device )

Definition at line 1052 of file dma.c.

Variable Documentation

struct ioat_sysfs_entry ioat_cap_attr

Definition at line 1108 of file dma.c.

struct sysfs_ops ioat_sysfs_ops

Definition at line 1142 of file dma.c.

struct ioat_sysfs_entry ioat_version_attr

Definition at line 1118 of file dma.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation