sgiseeq.c File Reference

#include <linux/dma-mapping.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/string.h>
#include <linux/delay.h>
#include <linux/netdevice.h>
#include <linux/platform_device.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <asm/sgi/hpc3.h>
#include <asm/sgi/ip22.h>
#include <asm/sgi/seeq.h>
#include "sgiseeq.h"

Go to the source code of this file.

Data Structures
struct	sgiseeq_rx_desc
struct	sgiseeq_tx_desc
struct	sgiseeq_init_block
struct	sgiseeq_private

Macros
#define	SEEQ_RX_BUFFERS   16
#define	SEEQ_TX_BUFFERS   16
#define	PKT_BUF_SZ   1584
#define	NEXT_RX(i)   (((i) + 1) & (SEEQ_RX_BUFFERS - 1))
#define	NEXT_TX(i)   (((i) + 1) & (SEEQ_TX_BUFFERS - 1))
#define	PREV_RX(i)   (((i) - 1) & (SEEQ_RX_BUFFERS - 1))
#define	PREV_TX(i)   (((i) - 1) & (SEEQ_TX_BUFFERS - 1))
#define	TX_BUFFS_AVAIL(sp)
#define	VIRT_TO_DMA(sp, v)
#define	PAD_SIZE   (128 - sizeof(struct hpc_dma_desc) - sizeof(void *))
#define	RSTAT_GO_BITS
#define	TCNTINFO_INIT   (HPCDMA_EOX | HPCDMA_ETXD)
#define	RCNTCFG_INIT   (HPCDMA_OWN | HPCDMA_EORP | HPCDMA_XIE)
#define	RCNTINFO_INIT   (RCNTCFG_INIT | (PKT_BUF_SZ & HPCDMA_BCNT))
#define	TSTAT_INIT_SEEQ   (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF)
#define	TSTAT_INIT_EDLC   ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2)

Functions
	module_platform_driver (sgiseeq_driver)
	MODULE_DESCRIPTION ("SGI Seeq 8003 driver")
	MODULE_AUTHOR ("Linux/MIPS Mailing List <[email protected]>")
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS ("platform:sgiseeq")

Macro Definition Documentation

#define NEXT_RX

(

i

)

(((i) + 1) & (SEEQ_RX_BUFFERS - 1))

Definition at line 48 of file sgiseeq.c.

#define NEXT_TX

(

i

)

(((i) + 1) & (SEEQ_TX_BUFFERS - 1))

Definition at line 49 of file sgiseeq.c.

#define PAD_SIZE   (128 - sizeof(struct hpc_dma_desc) - sizeof(void *))

Definition at line 66 of file sgiseeq.c.

#define PKT_BUF_SZ   1584

Definition at line 46 of file sgiseeq.c.

#define PREV_RX

(

i

)

(((i) - 1) & (SEEQ_RX_BUFFERS - 1))

Definition at line 50 of file sgiseeq.c.

#define PREV_TX

(

i

)

(((i) - 1) & (SEEQ_TX_BUFFERS - 1))

Definition at line 51 of file sgiseeq.c.

#define RCNTCFG_INIT   (HPCDMA_OWN | HPCDMA_EORP | HPCDMA_XIE)

Definition at line 176 of file sgiseeq.c.

#define RCNTINFO_INIT   (RCNTCFG_INIT | (PKT_BUF_SZ & HPCDMA_BCNT))

Definition at line 177 of file sgiseeq.c.

#define RSTAT_GO_BITS

Value:

(SEEQ_RCMD_IGOOD | SEEQ_RCMD_IEOF | SEEQ_RCMD_ISHORT | \
               SEEQ_RCMD_IDRIB | SEEQ_RCMD_ICRC)

Definition at line 139 of file sgiseeq.c.

#define SEEQ_RX_BUFFERS   16

Definition at line 43 of file sgiseeq.c.

#define SEEQ_TX_BUFFERS   16

Definition at line 44 of file sgiseeq.c.

#define TCNTINFO_INIT   (HPCDMA_EOX | HPCDMA_ETXD)

Definition at line 175 of file sgiseeq.c.

#define TSTAT_INIT_EDLC   ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2)

Definition at line 285 of file sgiseeq.c.

#define TSTAT_INIT_SEEQ   (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF)

Definition at line 284 of file sgiseeq.c.

#define TX_BUFFS_AVAIL

(

sp

)

Value:

((sp->tx_old <= sp->tx_new) ? \
                sp->tx_old + (SEEQ_TX_BUFFERS - 1) - sp->tx_new : \
                sp->tx_old - sp->tx_new - 1)

Definition at line 53 of file sgiseeq.c.

#define VIRT_TO_DMA	(		sp,
			v
	)

Value:

((sp)->srings_dma +                                 \
                  (dma_addr_t)((unsigned long)(v) -            \
                           (unsigned long)((sp)->rx_desc)))

Definition at line 57 of file sgiseeq.c.

Function Documentation

MODULE_ALIAS

(

"platform:sgiseeq"

)

MODULE_AUTHOR

(

"Linux/MIPS Mailing List <[email protected]>"

)

MODULE_DESCRIPTION

(

"SGI Seeq 8003 driver"

)

MODULE_LICENSE

(

"GPL"

)

module_platform_driver

(

sgiseeq_driver

)