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Commit 9f7a0364 authored by Wolfram Sang's avatar Wolfram Sang Committed by Wolfram Sang
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i2c: parport: move include file into main source 

After removal of the parport-light driver, this include is used by the
parport driver exclusively and can be included in the main source. Move
module parameter declarations to its variable declaration while here.
Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: default avatarJean Delvare <jdelvare@suse.de>
Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
parent 511f7d54
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Showing with 105 additions and 114 deletions
drivers/i2c/busses/i2c-parport.c
View file @ 9f7a0364
......@@ -25,7 +25,90 @@
#include <linux/slab.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include "i2c-parport.h"
#define PORT_DATA 0
#define PORT_STAT 1
#define PORT_CTRL 2
struct lineop {
u8 val;
u8 port;
u8 inverted;
};
struct adapter_parm {
struct lineop setsda;
struct lineop setscl;
struct lineop getsda;
struct lineop getscl;
struct lineop init;
unsigned int smbus_alert:1;
};
static const struct adapter_parm adapter_parm[] = {
/* type 0: Philips adapter */
{
.setsda = { 0x80, PORT_DATA, 1 },
.setscl = { 0x08, PORT_CTRL, 0 },
.getsda = { 0x80, PORT_STAT, 0 },
.getscl = { 0x08, PORT_STAT, 0 },
},
/* type 1: home brew teletext adapter */
{
.setsda = { 0x02, PORT_DATA, 0 },
.setscl = { 0x01, PORT_DATA, 0 },
.getsda = { 0x80, PORT_STAT, 1 },
},
/* type 2: Velleman K8000 adapter */
{
.setsda = { 0x02, PORT_CTRL, 1 },
.setscl = { 0x08, PORT_CTRL, 1 },
.getsda = { 0x10, PORT_STAT, 0 },
},
/* type 3: ELV adapter */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x40, PORT_STAT, 1 },
.getscl = { 0x08, PORT_STAT, 1 },
},
/* type 4: ADM1032 evaluation board */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x10, PORT_STAT, 1 },
.init = { 0xf0, PORT_DATA, 0 },
.smbus_alert = 1,
},
/* type 5: ADM1025, ADM1030 and ADM1031 evaluation boards */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x10, PORT_STAT, 1 },
},
/* type 6: Barco LPT->DVI (K5800236) adapter */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x20, PORT_STAT, 0 },
.getscl = { 0x40, PORT_STAT, 0 },
.init = { 0xfc, PORT_DATA, 0 },
},
/* type 7: One For All JP1 parallel port adapter */
{
.setsda = { 0x01, PORT_DATA, 0 },
.setscl = { 0x02, PORT_DATA, 0 },
.getsda = { 0x80, PORT_STAT, 1 },
.init = { 0x04, PORT_DATA, 1 },
},
/* type 8: VCT-jig */
{
.setsda = { 0x04, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x40, PORT_STAT, 0 },
.getscl = { 0x80, PORT_STAT, 1 },
},
};
/* ----- Device list ------------------------------------------------------ */
......@@ -40,9 +123,30 @@ struct i2c_par {
static LIST_HEAD(adapter_list);
static DEFINE_MUTEX(adapter_list_lock);
#define MAX_DEVICE 4
static int parport[MAX_DEVICE] = {0, -1, -1, -1};
module_param_array(parport, int, NULL, 0);
MODULE_PARM_DESC(parport,
"List of parallel ports to bind to, by index.\n"
" Atmost " __stringify(MAX_DEVICE) " devices are supported.\n"
" Default is one device connected to parport0.\n"
);
static int type = -1;
module_param(type, int, 0);
MODULE_PARM_DESC(type,
"Type of adapter:\n"
" 0 = Philips adapter\n"
" 1 = home brew teletext adapter\n"
" 2 = Velleman K8000 adapter\n"
" 3 = ELV adapter\n"
" 4 = ADM1032 evaluation board\n"
" 5 = ADM1025, ADM1030 and ADM1031 evaluation boards\n"
" 6 = Barco LPT->DVI (K5800236) adapter\n"
" 7 = One For All JP1 parallel port adapter\n"
" 8 = VCT-jig\n"
);
/* ----- Low-level parallel port access ----------------------------------- */
......@@ -311,12 +415,5 @@ MODULE_AUTHOR("Jean Delvare <jdelvare@suse.de>");
MODULE_DESCRIPTION("I2C bus over parallel port");
MODULE_LICENSE("GPL");
module_param_array(parport, int, NULL, 0);
MODULE_PARM_DESC(parport,
"List of parallel ports to bind to, by index.\n"
" Atmost " __stringify(MAX_DEVICE) " devices are supported.\n"
" Default is one device connected to parport0.\n"
);
module_init(i2c_parport_init);
module_exit(i2c_parport_exit);
drivers/i2c/busses/i2c-parport.h deleted 100644 → 0
View file @ 511f7d54
/* SPDX-License-Identifier: GPL-2.0-or-later */
/* ------------------------------------------------------------------------ *
* i2c-parport.h I2C bus over parallel port *
* ------------------------------------------------------------------------ *
Copyright (C) 2003-2010 Jean Delvare <jdelvare@suse.de>
* ------------------------------------------------------------------------ */
#define PORT_DATA 0
#define PORT_STAT 1
#define PORT_CTRL 2
struct lineop {
u8 val;
u8 port;
u8 inverted;
};
struct adapter_parm {
struct lineop setsda;
struct lineop setscl;
struct lineop getsda;
struct lineop getscl;
struct lineop init;
unsigned int smbus_alert:1;
};
static const struct adapter_parm adapter_parm[] = {
/* type 0: Philips adapter */
{
.setsda = { 0x80, PORT_DATA, 1 },
.setscl = { 0x08, PORT_CTRL, 0 },
.getsda = { 0x80, PORT_STAT, 0 },
.getscl = { 0x08, PORT_STAT, 0 },
},
/* type 1: home brew teletext adapter */
{
.setsda = { 0x02, PORT_DATA, 0 },
.setscl = { 0x01, PORT_DATA, 0 },
.getsda = { 0x80, PORT_STAT, 1 },
},
/* type 2: Velleman K8000 adapter */
{
.setsda = { 0x02, PORT_CTRL, 1 },
.setscl = { 0x08, PORT_CTRL, 1 },
.getsda = { 0x10, PORT_STAT, 0 },
},
/* type 3: ELV adapter */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x40, PORT_STAT, 1 },
.getscl = { 0x08, PORT_STAT, 1 },
},
/* type 4: ADM1032 evaluation board */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x10, PORT_STAT, 1 },
.init = { 0xf0, PORT_DATA, 0 },
.smbus_alert = 1,
},
/* type 5: ADM1025, ADM1030 and ADM1031 evaluation boards */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x10, PORT_STAT, 1 },
},
/* type 6: Barco LPT->DVI (K5800236) adapter */
{
.setsda = { 0x02, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x20, PORT_STAT, 0 },
.getscl = { 0x40, PORT_STAT, 0 },
.init = { 0xfc, PORT_DATA, 0 },
},
/* type 7: One For All JP1 parallel port adapter */
{
.setsda = { 0x01, PORT_DATA, 0 },
.setscl = { 0x02, PORT_DATA, 0 },
.getsda = { 0x80, PORT_STAT, 1 },
.init = { 0x04, PORT_DATA, 1 },
},
/* type 8: VCT-jig */
{
.setsda = { 0x04, PORT_DATA, 1 },
.setscl = { 0x01, PORT_DATA, 1 },
.getsda = { 0x40, PORT_STAT, 0 },
.getscl = { 0x80, PORT_STAT, 1 },
},
};
static int type = -1;
module_param(type, int, 0);
MODULE_PARM_DESC(type,
"Type of adapter:\n"
" 0 = Philips adapter\n"
" 1 = home brew teletext adapter\n"
" 2 = Velleman K8000 adapter\n"
" 3 = ELV adapter\n"
" 4 = ADM1032 evaluation board\n"
" 5 = ADM1025, ADM1030 and ADM1031 evaluation boards\n"
" 6 = Barco LPT->DVI (K5800236) adapter\n"
" 7 = One For All JP1 parallel port adapter\n"
" 8 = VCT-jig\n"
);
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