mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-24 12:30:53 +07:00
a8f47c45ae
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
160 lines
5.1 KiB
C
160 lines
5.1 KiB
C
/*
|
|
* tifm.h - TI FlashMedia driver
|
|
*
|
|
* Copyright (C) 2006 Alex Dubov <oakad@yahoo.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#ifndef _TIFM_H
|
|
#define _TIFM_H
|
|
|
|
#include <linux/spinlock.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/wait.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/scatterlist.h>
|
|
|
|
/* Host registers (relative to pci base address): */
|
|
enum {
|
|
FM_SET_INTERRUPT_ENABLE = 0x008,
|
|
FM_CLEAR_INTERRUPT_ENABLE = 0x00c,
|
|
FM_INTERRUPT_STATUS = 0x014 };
|
|
|
|
/* Socket registers (relative to socket base address): */
|
|
enum {
|
|
SOCK_CONTROL = 0x004,
|
|
SOCK_PRESENT_STATE = 0x008,
|
|
SOCK_DMA_ADDRESS = 0x00c,
|
|
SOCK_DMA_CONTROL = 0x010,
|
|
SOCK_DMA_FIFO_INT_ENABLE_SET = 0x014,
|
|
SOCK_DMA_FIFO_INT_ENABLE_CLEAR = 0x018,
|
|
SOCK_DMA_FIFO_STATUS = 0x020,
|
|
SOCK_FIFO_CONTROL = 0x024,
|
|
SOCK_FIFO_PAGE_SIZE = 0x028,
|
|
SOCK_MMCSD_COMMAND = 0x104,
|
|
SOCK_MMCSD_ARG_LOW = 0x108,
|
|
SOCK_MMCSD_ARG_HIGH = 0x10c,
|
|
SOCK_MMCSD_CONFIG = 0x110,
|
|
SOCK_MMCSD_STATUS = 0x114,
|
|
SOCK_MMCSD_INT_ENABLE = 0x118,
|
|
SOCK_MMCSD_COMMAND_TO = 0x11c,
|
|
SOCK_MMCSD_DATA_TO = 0x120,
|
|
SOCK_MMCSD_DATA = 0x124,
|
|
SOCK_MMCSD_BLOCK_LEN = 0x128,
|
|
SOCK_MMCSD_NUM_BLOCKS = 0x12c,
|
|
SOCK_MMCSD_BUFFER_CONFIG = 0x130,
|
|
SOCK_MMCSD_SPI_CONFIG = 0x134,
|
|
SOCK_MMCSD_SDIO_MODE_CONFIG = 0x138,
|
|
SOCK_MMCSD_RESPONSE = 0x144,
|
|
SOCK_MMCSD_SDIO_SR = 0x164,
|
|
SOCK_MMCSD_SYSTEM_CONTROL = 0x168,
|
|
SOCK_MMCSD_SYSTEM_STATUS = 0x16c,
|
|
SOCK_MS_COMMAND = 0x184,
|
|
SOCK_MS_DATA = 0x188,
|
|
SOCK_MS_STATUS = 0x18c,
|
|
SOCK_MS_SYSTEM = 0x190,
|
|
SOCK_FIFO_ACCESS = 0x200 };
|
|
|
|
|
|
#define TIFM_IRQ_ENABLE 0x80000000
|
|
#define TIFM_IRQ_SOCKMASK 0x00000001
|
|
#define TIFM_IRQ_CARDMASK 0x00000100
|
|
#define TIFM_IRQ_FIFOMASK 0x00010000
|
|
#define TIFM_IRQ_SETALL 0xffffffff
|
|
#define TIFM_IRQ_SETALLSOCK 0x0000000f
|
|
|
|
#define TIFM_CTRL_LED 0x00000040
|
|
#define TIFM_CTRL_FAST_CLK 0x00000100
|
|
|
|
#define TIFM_SOCK_STATE_OCCUPIED 0x00000008
|
|
#define TIFM_SOCK_STATE_POWERED 0x00000080
|
|
|
|
#define TIFM_FIFO_ENABLE 0x00000001 /* Meaning of this constant is unverified */
|
|
#define TIFM_FIFO_INT_SETALL 0x0000ffff
|
|
#define TIFM_FIFO_INTMASK 0x00000005 /* Meaning of this constant is unverified */
|
|
|
|
#define TIFM_DMA_RESET 0x00000002 /* Meaning of this constant is unverified */
|
|
#define TIFM_DMA_TX 0x00008000 /* Meaning of this constant is unverified */
|
|
#define TIFM_DMA_EN 0x00000001 /* Meaning of this constant is unverified */
|
|
|
|
typedef enum {FM_NULL = 0, FM_XD = 0x01, FM_MS = 0x02, FM_SD = 0x03} tifm_media_id;
|
|
|
|
struct tifm_driver;
|
|
struct tifm_dev {
|
|
char __iomem *addr;
|
|
spinlock_t lock;
|
|
tifm_media_id media_id;
|
|
char wq_name[KOBJ_NAME_LEN];
|
|
struct workqueue_struct *wq;
|
|
|
|
unsigned int (*signal_irq)(struct tifm_dev *sock,
|
|
unsigned int sock_irq_status);
|
|
|
|
struct tifm_driver *drv;
|
|
struct device dev;
|
|
};
|
|
|
|
struct tifm_driver {
|
|
tifm_media_id *id_table;
|
|
int (*probe)(struct tifm_dev *dev);
|
|
void (*remove)(struct tifm_dev *dev);
|
|
|
|
struct device_driver driver;
|
|
};
|
|
|
|
struct tifm_adapter {
|
|
char __iomem *addr;
|
|
unsigned int irq_status;
|
|
unsigned int insert_mask;
|
|
unsigned int remove_mask;
|
|
spinlock_t lock;
|
|
unsigned int id;
|
|
unsigned int max_sockets;
|
|
char wq_name[KOBJ_NAME_LEN];
|
|
unsigned int inhibit_new_cards;
|
|
struct workqueue_struct *wq;
|
|
struct work_struct media_inserter;
|
|
struct work_struct media_remover;
|
|
struct tifm_dev **sockets;
|
|
struct class_device cdev;
|
|
struct device *dev;
|
|
|
|
void (*eject)(struct tifm_adapter *fm, struct tifm_dev *sock);
|
|
};
|
|
|
|
struct tifm_adapter *tifm_alloc_adapter(void);
|
|
void tifm_free_device(struct device *dev);
|
|
void tifm_free_adapter(struct tifm_adapter *fm);
|
|
int tifm_add_adapter(struct tifm_adapter *fm);
|
|
void tifm_remove_adapter(struct tifm_adapter *fm);
|
|
struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id);
|
|
int tifm_register_driver(struct tifm_driver *drv);
|
|
void tifm_unregister_driver(struct tifm_driver *drv);
|
|
void tifm_eject(struct tifm_dev *sock);
|
|
int tifm_map_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
|
|
int direction);
|
|
void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
|
|
int direction);
|
|
|
|
|
|
static inline void *tifm_get_drvdata(struct tifm_dev *dev)
|
|
{
|
|
return dev_get_drvdata(&dev->dev);
|
|
}
|
|
|
|
static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data)
|
|
{
|
|
dev_set_drvdata(&dev->dev, data);
|
|
}
|
|
|
|
struct tifm_device_id {
|
|
tifm_media_id media_id;
|
|
};
|
|
|
|
#endif
|