1257 lines
		
	
	
		
			31 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1257 lines
		
	
	
		
			31 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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						|
 * diag.c - GPIO interface driver for Broadcom boards
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 *
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 * Copyright (C) 2006 Mike Baker <mbm@openwrt.org>,
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 * Copyright (C) 2006-2007 Felix Fietkau <nbd@openwrt.org>
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 * Copyright (C) 2008 Andy Boyett <agb@openwrt.org>
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
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 *
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 * $Id$
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 */
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/kmod.h>
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#include <linux/proc_fs.h>
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#include <linux/timer.h>
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#include <linux/version.h>
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#include <asm/uaccess.h>
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#ifndef LINUX_2_4
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#include <linux/workqueue.h>
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#include <linux/skbuff.h>
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#include <linux/netlink.h>
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#include <net/sock.h>
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extern struct sock *uevent_sock;
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extern u64 uevent_next_seqnum(void);
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#else
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#include <linux/tqueue.h>
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#define INIT_WORK INIT_TQUEUE
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#define schedule_work schedule_task
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#define work_struct tq_struct
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#endif
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#include "gpio.h"
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#include "diag.h"
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#define getvar(str) (nvram_get(str)?:"")
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static inline int startswith (char *source, char *cmp) { return !strncmp(source,cmp,strlen(cmp)); }
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static int fill_event(struct event_t *);
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static unsigned int gpiomask = 0;
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module_param(gpiomask, int, 0644);
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enum {
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	/* Linksys */
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	WAP54GV1,
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	WAP54GV3,
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	WRT54GV1,
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	WRT54G,
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						|
	WRTSL54GS,
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						|
	WRT54G3G,
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	WRT350N,
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	/* ASUS */
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	WLHDD,
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	WL300G,
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	WL500G,
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	WL500GD,
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	WL500GP,
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	WL500GPV2,
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	WL500W,
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	WL520GC,
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	WL520GU,
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	ASUS_4702,
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	WL700GE,
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						|
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						|
	/* Buffalo */
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	WBR2_G54,
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	WHR_G54S,
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	WHR_HP_G54,
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	WHR_G125,
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	WHR2_A54G54,
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	WLA2_G54L,
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	WZR_G300N,
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	WZR_RS_G54,
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	WZR_RS_G54HP,
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	BUFFALO_UNKNOWN,
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	BUFFALO_UNKNOWN_4710,
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						|
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						|
	/* Siemens */
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	SE505V1,
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	SE505V2,
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	/* US Robotics */
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	USR5461,
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						|
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						|
	/* Dell */
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	TM2300,
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						|
	/* Motorola */
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	WE800G,
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	WR850GV1,
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	WR850GV2V3,
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	WR850GP,
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	/* Belkin */
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	BELKIN_UNKNOWN,
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	/* Netgear */
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	WGT634U,
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	/* Trendware */
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	TEW411BRPP,
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	/* SimpleTech */
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	STI_NAS,
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	/* D-Link */
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	DIR130,
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	DIR330,
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	DWL3150,
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	/* Sitecom */
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	WL105B,
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};
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static void __init bcm4780_init(void) {
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		int pin = 1 << 3;
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		/* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
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		printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
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		gpio_outen(pin, pin);
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		gpio_control(pin, 0);
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		gpio_out(pin, pin);
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		/* Wait 5s, so the HDD can spin up */
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		set_current_state(TASK_INTERRUPTIBLE);
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		schedule_timeout(HZ * 5);
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}
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static void __init bcm57xx_init(void) {
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	int pin = 1 << 2;
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	gpio_outen(pin, pin);
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	gpio_control(pin, 0);
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	gpio_out(pin, pin);
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}
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static struct platform_t __initdata platforms[] = {
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	/* Linksys */
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	[WAP54GV1] = {
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		.name		= "Linksys WAP54G V1",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 0 },
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		},
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		.leds		= {
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			{ .name = "diag",	.gpio = 1 << 3 },
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			{ .name = "wlan",	.gpio = 1 << 4 },
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		},
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	},
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	[WAP54GV3] = {
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		.name		= "Linksys WAP54G V3",
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		.buttons	= {
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			/* FIXME: verify this */
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			{ .name = "reset",	.gpio = 1 << 7 },
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			{ .name = "ses",	.gpio = 1 << 0 },
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		},
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		.leds		= {
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			/* FIXME: diag? */
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			{ .name = "ses",	.gpio = 1 << 1 },
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		},
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	},
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	[WRT54GV1] = {
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		.name		= "Linksys WRT54G V1.x",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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		},
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		.leds		= {
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			{ .name = "diag",	.gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
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			{ .name = "dmz",	.gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
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		},
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	},
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	[WRT54G] = {
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		.name		= "Linksys WRT54G/GS/GL",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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			{ .name = "ses",	.gpio = 1 << 4 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 1, .polarity = NORMAL },
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			{ .name = "dmz",	.gpio = 1 << 7, .polarity = REVERSE },
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			{ .name = "ses_white",	.gpio = 1 << 2, .polarity = REVERSE },
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			{ .name = "ses_orange",	.gpio = 1 << 3, .polarity = REVERSE },
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			{ .name = "wlan",	.gpio = 1 << 0, .polarity = REVERSE },
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		},
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	},
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	[WRTSL54GS] = {
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		.name		= "Linksys WRTSL54GS",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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			{ .name = "ses",	.gpio = 1 << 4 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 1, .polarity = NORMAL },
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			{ .name = "dmz",	.gpio = 1 << 0, .polarity = REVERSE },
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			{ .name = "ses_white",	.gpio = 1 << 5, .polarity = REVERSE },
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			{ .name = "ses_orange",	.gpio = 1 << 7, .polarity = REVERSE },
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		},
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	},
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	[WRT54G3G] = {
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		.name		= "Linksys WRT54G3G",
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						|
		.buttons	= {
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						|
			{ .name = "reset",	.gpio = 1 << 6 },
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						|
			{ .name = "3g",		.gpio = 1 << 4 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 1, .polarity = NORMAL },
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			{ .name = "dmz",	.gpio = 1 << 7, .polarity = REVERSE },
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			{ .name = "3g_green",	.gpio = 1 << 2, .polarity = NORMAL },
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			{ .name = "3g_blue",	.gpio = 1 << 3, .polarity = NORMAL },
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			{ .name = "3g_blink",	.gpio = 1 << 5, .polarity = NORMAL },
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		},
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	},
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	[WRT350N] = {
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		.name		= "Linksys WRT350N",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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			{ .name = "ses",	.gpio = 1 << 8 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 1, .polarity = NORMAL },
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			{ .name = "ses_amber",	.gpio = 1 << 3, .polarity = REVERSE },
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			{ .name = "ses_green",	.gpio = 1 << 9, .polarity = REVERSE },
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			{ .name = "usb_blink",	.gpio = 1 << 10, .polarity = REVERSE },
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			{ .name = "usb",	.gpio = 1 << 11, .polarity = REVERSE },
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		},
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		.platform_init = bcm57xx_init,
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	},
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	/* Asus */
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	[WLHDD] = {
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		.name		= "ASUS WL-HDD",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
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			{ .name = "usb",	.gpio = 1 << 2, .polarity = NORMAL },
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		},
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	},
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	[WL300G] = {
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		.name		= "ASUS WL-300g",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
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		},
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	},
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	[WL500G] = {
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		.name		= "ASUS WL-500g",
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						|
		.buttons	= {
 | 
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			{ .name = "reset",	.gpio = 1 << 6 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
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		},
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	},
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						|
	[WL500GD] = {
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		.name		= "ASUS WL-500g Deluxe",
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		.buttons	= {
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			{ .name = "reset",	.gpio = 1 << 6 },
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
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		},
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	},
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	[WL500GP] = {
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		.name		= "ASUS WL-500g Premium",
 | 
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		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 0 },
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			{ .name = "ses",	.gpio = 1 << 4 },
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		},
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		.leds		= {
 | 
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			{ .name = "power",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
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	},
 | 
						|
	[WL500GPV2] = {
 | 
						|
		.name		= "ASUS WL-500g Premium V2",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 2 },
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						|
			{ .name = "ses",	.gpio = 1 << 3 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
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	[WL500W] = {
 | 
						|
		.name		= "ASUS WL-500W",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 6 },
 | 
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			{ .name = "ses",	.gpio = 1 << 7 },
 | 
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		},
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		.leds		= {
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			{ .name = "power",	.gpio = 1 << 5, .polarity = REVERSE },
 | 
						|
		},
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	},
 | 
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	[WL520GC] = {
 | 
						|
		.name		= "ASUS WL-520GC",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 2 },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 3 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
		{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WL520GU] = {
 | 
						|
		.name		= "ASUS WL-520gU",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 2 },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 3 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[ASUS_4702] = {
 | 
						|
		.name		= "ASUS (unknown, BCM4702)",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 6 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WL700GE] = {
 | 
						|
		.name		= "ASUS WL-700gE",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
 | 
						|
			{ .name = "ses",	.gpio = 1 << 4 }, // on back, actual name ezsetup
 | 
						|
			{ .name = "power",	.gpio = 1 << 0 }, // on front
 | 
						|
			{ .name = "copy",	.gpio = 1 << 6 }, // on front
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
#if 0
 | 
						|
			// GPIO that controls power led also enables/disables some essential functions
 | 
						|
			// - power to HDD
 | 
						|
			// - switch leds
 | 
						|
			{ .name = "power",	.gpio = 1 << 3, .polarity = NORMAL },  // actual name power
 | 
						|
#endif
 | 
						|
			{ .name = "diag",	.gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
 | 
						|
		},
 | 
						|
		.platform_init = bcm4780_init,
 | 
						|
	},
 | 
						|
	/* Buffalo */
 | 
						|
	[WHR_G54S] = {
 | 
						|
		.name		= "Buffalo WHR-G54S",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 5 },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 0 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
			{ .name = "internal",	.gpio = 1 << 3, .polarity = REVERSE },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 2, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WBR2_G54] = {
 | 
						|
		.name		= "Buffalo WBR2-G54",
 | 
						|
		/* FIXME: verify */
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 7 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WHR_HP_G54] = {
 | 
						|
		.name		= "Buffalo WHR-HP-G54",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 5 },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 0 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
			{ .name = "internal",	.gpio = 1 << 3, .polarity = REVERSE },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 2, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WHR_G125] = {
 | 
						|
		.name		= "Buffalo WHR-G125",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 5 },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 0 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
			{ .name = "internal",	.gpio = 1 << 3, .polarity = REVERSE },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 2, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WHR2_A54G54] = {
 | 
						|
		.name		= "Buffalo WHR2-A54G54",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WLA2_G54L] = {
 | 
						|
		.name		= "Buffalo WLA2-G54L",
 | 
						|
		/* FIXME: verify */
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 7 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WZR_G300N] = {
 | 
						|
		.name		= "Buffalo WZR-G300N",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
			{ .name = "bridge",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WZR_RS_G54] = {
 | 
						|
		.name		= "Buffalo WZR-RS-G54",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "ses",	.gpio = 1 << 0 },
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "vpn",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WZR_RS_G54HP] = {
 | 
						|
		.name		= "Buffalo WZR-RS-G54HP",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "ses",	.gpio = 1 << 0 },
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
			{ .name = "ses",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "vpn",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[BUFFALO_UNKNOWN] = {
 | 
						|
		.name		= "Buffalo (unknown)",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 7 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[BUFFALO_UNKNOWN_4710] = {
 | 
						|
		.name		= "Buffalo (unknown, BCM4710)",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 4 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* Siemens */
 | 
						|
	[SE505V1] = {
 | 
						|
		.name		= "Siemens SE505 V1",
 | 
						|
		.buttons	= {
 | 
						|
			/* No usable buttons */
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
//			{ .name = "power",	.gpio = 1 << 0  .polarity = REVERSE },	// Usable when retrofitting D26 (?)
 | 
						|
			{ .name = "dmz",	.gpio = 1 << 4, .polarity = REVERSE },	// actual name WWW
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 3, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[SE505V2] = {
 | 
						|
		.name		= "Siemens SE505 V2",
 | 
						|
		.buttons	= {
 | 
						|
			/* No usable buttons */
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 5, .polarity = REVERSE },
 | 
						|
			{ .name = "dmz",	.gpio = 1 << 0, .polarity = REVERSE },	// actual name WWW
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 3, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* US Robotics */
 | 
						|
	[USR5461] = {
 | 
						|
		.name		= "U.S. Robotics USR5461",
 | 
						|
		.buttons	= {
 | 
						|
			/* No usable buttons */
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
			{ .name = "printer",	.gpio = 1 << 1, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* Dell */
 | 
						|
	[TM2300] = {
 | 
						|
		.name		= "Dell TrueMobile 2300",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 0 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "power",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* Motorola */
 | 
						|
	[WE800G] = {
 | 
						|
		.name		= "Motorola WE800G",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 0 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 4, .polarity = NORMAL },
 | 
						|
			{ .name = "diag",	.gpio = 1 << 2, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan_amber",	.gpio = 1 << 1, .polarity = NORMAL },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WR850GV1] = {
 | 
						|
		.name		= "Motorola WR850G V1",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 0 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 4, .polarity = NORMAL },
 | 
						|
			{ .name = "diag",	.gpio = 1 << 3, .polarity = REVERSE },
 | 
						|
			{ .name = "dmz",	.gpio = 1 << 6, .polarity = NORMAL },
 | 
						|
			{ .name = "wlan_red",	.gpio = 1 << 5, .polarity = REVERSE },
 | 
						|
			{ .name = "wlan_green",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WR850GV2V3] = {
 | 
						|
		.name		= "Motorola WR850G V2/V3",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 5 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 1, .polarity = NORMAL },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
			{ .name = "wan",	.gpio = 1 << 6, .polarity = INPUT },
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[WR850GP] = {
 | 
						|
		.name		= "Motorola WR850GP",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 5 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 1, .polarity = NORMAL },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 0, .polarity = REVERSE },
 | 
						|
			{ .name = "dmz",	.gpio = 1 << 6, .polarity = REVERSE },
 | 
						|
			{ .name = "diag",	.gpio = 1 << 7, .polarity = REVERSE },
 | 
						|
		},
 | 
						|
	},
 | 
						|
 | 
						|
	/* Belkin */
 | 
						|
	[BELKIN_UNKNOWN] = {
 | 
						|
		.name		= "Belkin (unknown)",
 | 
						|
		/* FIXME: verify & add detection */
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 7 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 5, .polarity = NORMAL },
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 3, .polarity = NORMAL },
 | 
						|
			{ .name = "connected",	.gpio = 1 << 0, .polarity = NORMAL },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* Netgear */
 | 
						|
	[WGT634U] = {
 | 
						|
		.name		= "Netgear WGT634U",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 2 },
 | 
						|
		},
 | 
						|
		.leds		= {
 | 
						|
			{ .name = "power",	.gpio = 1 << 3, .polarity = NORMAL },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* Trendware */
 | 
						|
	[TEW411BRPP] = {
 | 
						|
		.name           = "Trendware TEW411BRP+",
 | 
						|
		.buttons        = {
 | 
						|
			{ /* No usable buttons */ },
 | 
						|
		},
 | 
						|
		.leds           = {
 | 
						|
			{ .name = "power",      .gpio = 1 << 7, .polarity = NORMAL },
 | 
						|
			{ .name = "wlan",       .gpio = 1 << 1, .polarity = NORMAL },
 | 
						|
			{ .name = "bridge",     .gpio = 1 << 6, .polarity = NORMAL },
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* SimpleTech */
 | 
						|
	[STI_NAS] = {
 | 
						|
		.name	   = "SimpleTech SimpleShare NAS",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",      .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
 | 
						|
			{ .name = "power",      .gpio = 1 << 0 }, // on back
 | 
						|
		},
 | 
						|
		.leds	   = {
 | 
						|
			{ .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
 | 
						|
		},
 | 
						|
		.platform_init = bcm4780_init,
 | 
						|
	},
 | 
						|
	/* D-Link */
 | 
						|
	[DIR130] = {
 | 
						|
		.name	  = "D-Link DIR-130",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 3},
 | 
						|
			{ .name = "reserved",	.gpio = 1 << 7},
 | 
						|
		},
 | 
						|
		.leds	   = {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 0},
 | 
						|
			{ .name = "blue",	.gpio = 1 << 6},
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[DIR330] = {
 | 
						|
		.name	  = "D-Link DIR-330",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 3},
 | 
						|
			{ .name = "reserved",	.gpio = 1 << 7},
 | 
						|
		},
 | 
						|
		.leds	   = {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 0},
 | 
						|
			{ .name = "usb",	.gpio = 1 << 4},
 | 
						|
			{ .name = "blue",	.gpio = 1 << 6},
 | 
						|
		},
 | 
						|
	},
 | 
						|
	[DWL3150] = {
 | 
						|
		.name	= "D-Link DWL-3150",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 7},
 | 
						|
		},
 | 
						|
		.leds	  = {
 | 
						|
			{ .name = "diag",	.gpio = 1 << 2},
 | 
						|
			{ .name = "status",	.gpio = 1 << 1},
 | 
						|
		},
 | 
						|
	},
 | 
						|
	/* Double check */
 | 
						|
	[WL105B] = {
 | 
						|
		.name	= "Sitecom WL-105b",
 | 
						|
		.buttons	= {
 | 
						|
			{ .name = "reset",	.gpio = 1 << 10},
 | 
						|
		},
 | 
						|
		.leds	  = {
 | 
						|
			{ .name = "wlan",	.gpio = 1 << 4},
 | 
						|
			{ .name = "power",	.gpio = 1 << 3},
 | 
						|
		},
 | 
						|
	},
 | 
						|
};
 | 
						|
 | 
						|
static struct platform_t __init *platform_detect(void)
 | 
						|
{
 | 
						|
	char *boardnum, *boardtype, *buf;
 | 
						|
 | 
						|
	if (strcmp(getvar("nvram_type"), "cfe") == 0)
 | 
						|
		return &platforms[WGT634U];
 | 
						|
 | 
						|
	/* Look for a model identifier */
 | 
						|
 | 
						|
	/* Based on "model_name" */
 | 
						|
	if ((buf = nvram_get("model_name"))) {
 | 
						|
		if (!strcmp(buf, "DIR-130"))
 | 
						|
			return &platforms[DIR130];
 | 
						|
		if (!strcmp(buf, "DIR-330"))
 | 
						|
			return &platforms[DIR330];
 | 
						|
	}
 | 
						|
 | 
						|
	/* Based on "model_no" */
 | 
						|
	if ((buf = nvram_get("model_no"))) {
 | 
						|
		if (startswith(buf,"WL700")) /* WL700* */
 | 
						|
			return &platforms[WL700GE];
 | 
						|
	}
 | 
						|
 | 
						|
	/* Based on "hardware_version" */
 | 
						|
	if ((buf = nvram_get("hardware_version"))) {
 | 
						|
		if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
 | 
						|
			return &platforms[WL500GPV2];
 | 
						|
		if (startswith(buf,"WL520GC-")) /* WL520GU-* */
 | 
						|
			return &platforms[WL520GC];
 | 
						|
		if (startswith(buf,"WL520GU-")) /* WL520GU-* */
 | 
						|
			return &platforms[WL520GU];
 | 
						|
	}
 | 
						|
 | 
						|
	/* Based on "ModelId" */
 | 
						|
	if ((buf = nvram_get("ModelId"))) {
 | 
						|
		if (!strcmp(buf, "WR850GP"))
 | 
						|
			return &platforms[WR850GP];
 | 
						|
		if (!strcmp(buf,"WX-5565"))
 | 
						|
			return &platforms[TM2300];
 | 
						|
		if (startswith(buf,"WE800G")) /* WE800G* */
 | 
						|
			return &platforms[WE800G];
 | 
						|
	}
 | 
						|
 | 
						|
	/* Buffalo */
 | 
						|
	if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
 | 
						|
		/* Buffalo hardware, check id for specific hardware matches */
 | 
						|
		if (!strcmp(buf, "29bb0332"))
 | 
						|
			return &platforms[WBR2_G54];
 | 
						|
		if (!strcmp(buf, "29129"))
 | 
						|
			return &platforms[WLA2_G54L];
 | 
						|
		if (!strcmp(buf, "30189"))
 | 
						|
			return &platforms[WHR_HP_G54];
 | 
						|
		if (!strcmp(buf, "32093"))
 | 
						|
			return &platforms[WHR_G125];
 | 
						|
		if (!strcmp(buf, "30182"))
 | 
						|
			return &platforms[WHR_G54S];
 | 
						|
		if (!strcmp(buf, "290441dd"))
 | 
						|
			return &platforms[WHR2_A54G54];
 | 
						|
		if (!strcmp(buf, "31120"))
 | 
						|
			return &platforms[WZR_G300N];
 | 
						|
		if (!strcmp(buf, "30083"))
 | 
						|
			return &platforms[WZR_RS_G54];
 | 
						|
		if (!strcmp(buf, "30103"))
 | 
						|
			return &platforms[WZR_RS_G54HP];
 | 
						|
	}
 | 
						|
 | 
						|
	/* no easy model number, attempt to guess */
 | 
						|
	boardnum = getvar("boardnum");
 | 
						|
	boardtype = getvar("boardtype");
 | 
						|
 | 
						|
	if (startswith(getvar("pmon_ver"), "CFE")) {
 | 
						|
		/* CFE based - newer hardware */
 | 
						|
		if (!strcmp(boardnum, "42")) { /* Linksys */
 | 
						|
			if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
 | 
						|
				return &platforms[WRT350N];
 | 
						|
 | 
						|
			if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
 | 
						|
				return &platforms[WRT54G3G];
 | 
						|
 | 
						|
			if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
 | 
						|
				return &platforms[WRTSL54GS];
 | 
						|
 | 
						|
			/* default to WRT54G */
 | 
						|
			return &platforms[WRT54G];
 | 
						|
		}
 | 
						|
 | 
						|
		if (!strcmp(boardnum, "45")) { /* ASUS */
 | 
						|
			if (!strcmp(boardtype,"0x042f"))
 | 
						|
				return &platforms[WL500GP];
 | 
						|
			else if (!strcmp(boardtype,"0x0472"))
 | 
						|
				return &platforms[WL500W];
 | 
						|
			else
 | 
						|
				return &platforms[WL500GD];
 | 
						|
		}
 | 
						|
 | 
						|
		if (!strcmp(boardnum, "10496"))
 | 
						|
			return &platforms[USR5461];
 | 
						|
 | 
						|
		if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
 | 
						|
			return &platforms[SE505V2];
 | 
						|
		
 | 
						|
	} else { /* PMON based - old stuff */
 | 
						|
		if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
 | 
						|
			(simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
 | 
						|
			return &platforms[WR850GV1];
 | 
						|
		}
 | 
						|
		if (startswith(boardtype, "bcm94710dev")) {
 | 
						|
			if (!strcmp(boardnum, "42"))
 | 
						|
				return &platforms[WRT54GV1];
 | 
						|
			if (simple_strtoul(boardnum, NULL, 0) == 2)
 | 
						|
				return &platforms[WAP54GV1];
 | 
						|
		}
 | 
						|
		if (startswith(getvar("hardware_version"), "WL500-"))
 | 
						|
			return &platforms[WL500G];
 | 
						|
		if (startswith(getvar("hardware_version"), "WL300-")) {
 | 
						|
			/* Either WL-300g or WL-HDD, do more extensive checks */
 | 
						|
			if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
 | 
						|
				(simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
 | 
						|
				return &platforms[WLHDD];
 | 
						|
			if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
 | 
						|
				(simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
 | 
						|
				return &platforms[WL300G];
 | 
						|
		}
 | 
						|
		/* Sitecom WL-105b */
 | 
						|
		if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
 | 
						|
			return &platforms[WL105B];
 | 
						|
 | 
						|
		/* unknown asus stuff, probably bcm4702 */
 | 
						|
		if (startswith(boardnum, "asusX"))
 | 
						|
			return &platforms[ASUS_4702];
 | 
						|
	}
 | 
						|
 | 
						|
	if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
 | 
						|
		if (startswith(boardtype, "bcm94710ap"))
 | 
						|
			return &platforms[BUFFALO_UNKNOWN_4710];
 | 
						|
		else
 | 
						|
			return &platforms[BUFFALO_UNKNOWN];
 | 
						|
	}
 | 
						|
 | 
						|
	if (startswith(getvar("CFEver"), "MotoWRv2") ||
 | 
						|
		startswith(getvar("CFEver"), "MotoWRv3") ||
 | 
						|
		!strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
 | 
						|
 | 
						|
		return &platforms[WR850GV2V3];
 | 
						|
	}
 | 
						|
 | 
						|
	if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) {  /* Trendware TEW-411BRP+ */
 | 
						|
		return &platforms[TEW411BRPP];
 | 
						|
	}
 | 
						|
 | 
						|
	if (startswith(boardnum, "04FN52")) /* SimpleTech SimpleShare */
 | 
						|
		return &platforms[STI_NAS];
 | 
						|
 | 
						|
	if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
 | 
						|
		return &platforms[DWL3150];
 | 
						|
 | 
						|
	/* not found */
 | 
						|
	return NULL;
 | 
						|
}
 | 
						|
 | 
						|
static void register_buttons(struct button_t *b)
 | 
						|
{
 | 
						|
	for (; b->name; b++)
 | 
						|
		platform.button_mask |= b->gpio;
 | 
						|
 | 
						|
	platform.button_mask &= ~gpiomask;
 | 
						|
 | 
						|
	gpio_outen(platform.button_mask, 0);
 | 
						|
	gpio_control(platform.button_mask, 0);
 | 
						|
	platform.button_polarity = gpio_in() & platform.button_mask;
 | 
						|
	gpio_intpolarity(platform.button_mask, platform.button_polarity);
 | 
						|
	gpio_intmask(platform.button_mask, platform.button_mask);
 | 
						|
 | 
						|
	gpio_set_irqenable(1, button_handler);
 | 
						|
}
 | 
						|
 | 
						|
static void unregister_buttons(struct button_t *b)
 | 
						|
{
 | 
						|
	gpio_intmask(platform.button_mask, 0);
 | 
						|
 | 
						|
	gpio_set_irqenable(0, button_handler);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
#ifndef LINUX_2_4
 | 
						|
static void add_msg(struct event_t *event, char *msg, int argv)
 | 
						|
{
 | 
						|
	char *s;
 | 
						|
 | 
						|
	if (argv)
 | 
						|
		return;
 | 
						|
 | 
						|
	s = skb_put(event->skb, strlen(msg) + 1);
 | 
						|
	strcpy(s, msg);
 | 
						|
}
 | 
						|
 | 
						|
static void hotplug_button(struct work_struct *work)
 | 
						|
{
 | 
						|
	struct event_t *event = container_of(work, struct event_t, wq);
 | 
						|
	char *s;
 | 
						|
 | 
						|
	if (!uevent_sock)
 | 
						|
		return;
 | 
						|
 | 
						|
	event->skb = alloc_skb(2048, GFP_KERNEL);
 | 
						|
 | 
						|
	s = skb_put(event->skb, strlen(event->action) + 2);
 | 
						|
	sprintf(s, "%s@", event->action);
 | 
						|
	fill_event(event);
 | 
						|
 | 
						|
	NETLINK_CB(event->skb).dst_group = 1;
 | 
						|
	netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
 | 
						|
 | 
						|
	kfree(event);
 | 
						|
}
 | 
						|
 | 
						|
#else /* !LINUX_2_4 */
 | 
						|
static inline char *kzalloc(unsigned int size, unsigned int gfp)
 | 
						|
{
 | 
						|
	char *p;
 | 
						|
 | 
						|
	p = kmalloc(size, gfp);
 | 
						|
	if (p == NULL)
 | 
						|
		return NULL;
 | 
						|
 | 
						|
	memset(p, 0, size);
 | 
						|
 | 
						|
	return p;
 | 
						|
}
 | 
						|
 | 
						|
static void add_msg(struct event_t *event, char *msg, int argv)
 | 
						|
{
 | 
						|
	if (argv)
 | 
						|
		event->argv[event->anr++] = event->scratch;
 | 
						|
	else
 | 
						|
		event->envp[event->enr++] = event->scratch;
 | 
						|
 | 
						|
	event->scratch += sprintf(event->scratch, "%s", msg) + 1;
 | 
						|
}
 | 
						|
 | 
						|
static void hotplug_button(struct event_t *event)
 | 
						|
{
 | 
						|
	char *scratch = kzalloc(256, GFP_KERNEL);
 | 
						|
	event->scratch = scratch;
 | 
						|
 | 
						|
	add_msg(event, hotplug_path, 1);
 | 
						|
	add_msg(event, "button", 1);
 | 
						|
	fill_event(event);
 | 
						|
	call_usermodehelper (event->argv[0], event->argv, event->envp);
 | 
						|
	kfree(scratch);
 | 
						|
	kfree(event);
 | 
						|
}
 | 
						|
#endif /* !LINUX_2_4 */
 | 
						|
 | 
						|
static int fill_event (struct event_t *event)
 | 
						|
{
 | 
						|
	static char buf[128];
 | 
						|
 | 
						|
	add_msg(event, "HOME=/", 0);
 | 
						|
	add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
 | 
						|
	add_msg(event, "SUBSYSTEM=button", 0);
 | 
						|
	snprintf(buf, 128, "ACTION=%s", event->action);
 | 
						|
	add_msg(event, buf, 0);
 | 
						|
	snprintf(buf, 128, "BUTTON=%s", event->name);
 | 
						|
	add_msg(event, buf, 0);
 | 
						|
	snprintf(buf, 128, "SEEN=%ld", event->seen);
 | 
						|
	add_msg(event, buf, 0);
 | 
						|
#ifndef LINUX_2_4
 | 
						|
	snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
 | 
						|
	add_msg(event, buf, 0);
 | 
						|
#endif
 | 
						|
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
#ifndef LINUX_2_4
 | 
						|
static irqreturn_t button_handler(int irq, void *dev_id)
 | 
						|
#else
 | 
						|
static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
 | 
						|
#endif
 | 
						|
{
 | 
						|
	struct button_t *b;
 | 
						|
	u32 in, changed;
 | 
						|
 | 
						|
	in = gpio_in() & platform.button_mask;
 | 
						|
	gpio_intpolarity(platform.button_mask, in);
 | 
						|
	changed = platform.button_polarity ^ in;
 | 
						|
	platform.button_polarity = in;
 | 
						|
 | 
						|
	changed &= ~gpio_outen(0, 0);
 | 
						|
 | 
						|
	for (b = platform.buttons; b->name; b++) { 
 | 
						|
		struct event_t *event;
 | 
						|
 | 
						|
		if (!(b->gpio & changed)) continue;
 | 
						|
 | 
						|
		b->pressed ^= 1;
 | 
						|
 | 
						|
		if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
 | 
						|
			event->seen = (jiffies - b->seen)/HZ;
 | 
						|
			event->name = b->name;
 | 
						|
			event->action = b->pressed ? "pressed" : "released";
 | 
						|
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
 | 
						|
			INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
 | 
						|
#else
 | 
						|
			INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
 | 
						|
#endif
 | 
						|
			schedule_work(&event->wq);
 | 
						|
		}
 | 
						|
 | 
						|
		b->seen = jiffies;
 | 
						|
	}
 | 
						|
	return IRQ_HANDLED;
 | 
						|
}
 | 
						|
 | 
						|
static void register_leds(struct led_t *l)
 | 
						|
{
 | 
						|
	struct proc_dir_entry *p;
 | 
						|
	u32 mask = 0;
 | 
						|
	u32 oe_mask = 0;
 | 
						|
	u32 val = 0;
 | 
						|
 | 
						|
	leds = proc_mkdir("led", diag);
 | 
						|
	if (!leds)
 | 
						|
		return;
 | 
						|
 | 
						|
	for(; l->name; l++) {
 | 
						|
		if (l->gpio & gpiomask)
 | 
						|
			continue;
 | 
						|
 | 
						|
		if (l->gpio & GPIO_TYPE_EXTIF) {
 | 
						|
			l->state = 0;
 | 
						|
			set_led_extif(l);
 | 
						|
		} else {
 | 
						|
			if (l->polarity != INPUT) oe_mask |= l->gpio;
 | 
						|
			mask |= l->gpio;
 | 
						|
			val |= (l->polarity == NORMAL)?0:l->gpio;
 | 
						|
		}
 | 
						|
 | 
						|
		if (l->polarity == INPUT) continue;
 | 
						|
 | 
						|
		if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
 | 
						|
			l->proc.type = PROC_LED;
 | 
						|
			l->proc.ptr = l;
 | 
						|
			p->data = (void *) &l->proc;
 | 
						|
			p->proc_fops = &diag_proc_fops;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	gpio_outen(mask, oe_mask);
 | 
						|
	gpio_control(mask, 0);
 | 
						|
	gpio_out(mask, val);
 | 
						|
}
 | 
						|
 | 
						|
static void unregister_leds(struct led_t *l)
 | 
						|
{
 | 
						|
	for(; l->name; l++)
 | 
						|
		remove_proc_entry(l->name, leds);
 | 
						|
 | 
						|
	remove_proc_entry("led", diag);
 | 
						|
}
 | 
						|
 | 
						|
static void set_led_extif(struct led_t *led)
 | 
						|
{
 | 
						|
	gpio_set_extif(led->gpio, led->state);
 | 
						|
}
 | 
						|
 | 
						|
static void led_flash(unsigned long dummy) {
 | 
						|
	struct led_t *l;
 | 
						|
	u32 mask = 0;
 | 
						|
	u8 extif_blink = 0;
 | 
						|
 | 
						|
	for (l = platform.leds; l->name; l++) {
 | 
						|
		if (l->flash) {
 | 
						|
			if (l->gpio & GPIO_TYPE_EXTIF) {
 | 
						|
				extif_blink = 1;
 | 
						|
				l->state = !l->state;
 | 
						|
				set_led_extif(l);
 | 
						|
			} else {
 | 
						|
				mask |= l->gpio;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	mask &= ~gpiomask;
 | 
						|
	if (mask) {
 | 
						|
		u32 val = ~gpio_in();
 | 
						|
 | 
						|
		gpio_outen(mask, mask);
 | 
						|
		gpio_control(mask, 0);
 | 
						|
		gpio_out(mask, val);
 | 
						|
	}
 | 
						|
	if (mask || extif_blink) {
 | 
						|
		mod_timer(&led_timer, jiffies + FLASH_TIME);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
 | 
						|
{
 | 
						|
#ifdef LINUX_2_4
 | 
						|
	struct inode *inode = file->f_dentry->d_inode;
 | 
						|
	struct proc_dir_entry *dent = inode->u.generic_ip;
 | 
						|
#else
 | 
						|
	struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
 | 
						|
#endif
 | 
						|
	char *page;
 | 
						|
	int len = 0;
 | 
						|
 | 
						|
	if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
 | 
						|
		return -ENOBUFS;
 | 
						|
 | 
						|
	if (dent->data != NULL) {
 | 
						|
		struct prochandler_t *handler = (struct prochandler_t *) dent->data;
 | 
						|
		switch (handler->type) {
 | 
						|
			case PROC_LED: {
 | 
						|
				struct led_t * led = (struct led_t *) handler->ptr;
 | 
						|
				if (led->flash) {
 | 
						|
					len = sprintf(page, "f\n");
 | 
						|
				} else {
 | 
						|
					if (led->gpio & GPIO_TYPE_EXTIF) {
 | 
						|
						len = sprintf(page, "%d\n", led->state);
 | 
						|
					} else {
 | 
						|
						u32 in = (gpio_in() & led->gpio ? 1 : 0);
 | 
						|
						u8 p = (led->polarity == NORMAL ? 0 : 1);
 | 
						|
						len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
 | 
						|
					}
 | 
						|
				}
 | 
						|
				break;
 | 
						|
			}
 | 
						|
			case PROC_MODEL:
 | 
						|
				len = sprintf(page, "%s\n", platform.name);
 | 
						|
				break;
 | 
						|
			case PROC_GPIOMASK:
 | 
						|
				len = sprintf(page, "0x%04x\n", gpiomask);
 | 
						|
				break;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	len += 1;
 | 
						|
 | 
						|
	if (*ppos < len) {
 | 
						|
		len = min_t(int, len - *ppos, count);
 | 
						|
		if (copy_to_user(buf, (page + *ppos), len)) {
 | 
						|
			kfree(page);
 | 
						|
			return -EFAULT;
 | 
						|
		}
 | 
						|
		*ppos += len;
 | 
						|
	} else {
 | 
						|
		len = 0;
 | 
						|
	}
 | 
						|
 | 
						|
	kfree(page);
 | 
						|
	return len;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
 | 
						|
{
 | 
						|
#ifdef LINUX_2_4
 | 
						|
	struct inode *inode = file->f_dentry->d_inode;
 | 
						|
	struct proc_dir_entry *dent = inode->u.generic_ip;
 | 
						|
#else
 | 
						|
	struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
 | 
						|
#endif
 | 
						|
	char *page;
 | 
						|
	int ret = -EINVAL;
 | 
						|
 | 
						|
	if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
 | 
						|
		return -ENOBUFS;
 | 
						|
 | 
						|
	if (copy_from_user(page, buf, count)) {
 | 
						|
		kfree(page);
 | 
						|
		return -EINVAL;
 | 
						|
	}
 | 
						|
	page[count] = 0;
 | 
						|
 | 
						|
	if (dent->data != NULL) {
 | 
						|
		struct prochandler_t *handler = (struct prochandler_t *) dent->data;
 | 
						|
		switch (handler->type) {
 | 
						|
			case PROC_LED: {
 | 
						|
				struct led_t *led = (struct led_t *) handler->ptr;
 | 
						|
				int p = (led->polarity == NORMAL ? 0 : 1);
 | 
						|
 | 
						|
				if (page[0] == 'f') {
 | 
						|
					led->flash = 1;
 | 
						|
					led_flash(0);
 | 
						|
				} else {
 | 
						|
					led->flash = 0;
 | 
						|
					if (led->gpio & GPIO_TYPE_EXTIF) {
 | 
						|
						led->state = p ^ ((page[0] == '1') ? 1 : 0);
 | 
						|
						set_led_extif(led);
 | 
						|
					} else {
 | 
						|
						gpio_outen(led->gpio, led->gpio);
 | 
						|
						gpio_control(led->gpio, 0);
 | 
						|
						gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
 | 
						|
					}
 | 
						|
				}
 | 
						|
				break;
 | 
						|
			}
 | 
						|
			case PROC_GPIOMASK:
 | 
						|
				gpiomask = simple_strtoul(page, NULL, 0);
 | 
						|
 | 
						|
				if (platform.buttons) {
 | 
						|
					unregister_buttons(platform.buttons);
 | 
						|
					register_buttons(platform.buttons);
 | 
						|
				}
 | 
						|
 | 
						|
				if (platform.leds) {
 | 
						|
					unregister_leds(platform.leds);
 | 
						|
					register_leds(platform.leds);
 | 
						|
				}
 | 
						|
				break;
 | 
						|
		}
 | 
						|
		ret = count;
 | 
						|
	}
 | 
						|
 | 
						|
	kfree(page);
 | 
						|
	return ret;
 | 
						|
}
 | 
						|
 | 
						|
static int __init diag_init(void)
 | 
						|
{
 | 
						|
	static struct proc_dir_entry *p;
 | 
						|
	static struct platform_t *detected;
 | 
						|
 | 
						|
	detected = platform_detect();
 | 
						|
	if (!detected) {
 | 
						|
		printk(MODULE_NAME ": Router model not detected.\n");
 | 
						|
		return -ENODEV;
 | 
						|
	}
 | 
						|
	memcpy(&platform, detected, sizeof(struct platform_t));
 | 
						|
 | 
						|
	printk(MODULE_NAME ": Detected '%s'\n", platform.name);
 | 
						|
	if (platform.platform_init != NULL) {
 | 
						|
		platform.platform_init();
 | 
						|
	}
 | 
						|
 | 
						|
	if (!(diag = proc_mkdir("diag", NULL))) {
 | 
						|
		printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
 | 
						|
		return -EINVAL;
 | 
						|
	}
 | 
						|
 | 
						|
	if ((p = create_proc_entry("model", S_IRUSR, diag))) {
 | 
						|
		p->data = (void *) &proc_model;
 | 
						|
		p->proc_fops = &diag_proc_fops;
 | 
						|
	}
 | 
						|
 | 
						|
	if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
 | 
						|
		p->data = (void *) &proc_gpiomask;
 | 
						|
		p->proc_fops = &diag_proc_fops;
 | 
						|
	}
 | 
						|
 | 
						|
	if (platform.buttons)
 | 
						|
		register_buttons(platform.buttons);
 | 
						|
 | 
						|
	if (platform.leds)
 | 
						|
		register_leds(platform.leds);
 | 
						|
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
 | 
						|
static void __exit diag_exit(void)
 | 
						|
{
 | 
						|
	del_timer(&led_timer);
 | 
						|
 | 
						|
	if (platform.buttons)
 | 
						|
		unregister_buttons(platform.buttons);
 | 
						|
 | 
						|
	if (platform.leds)
 | 
						|
		unregister_leds(platform.leds);
 | 
						|
 | 
						|
	remove_proc_entry("model", diag);
 | 
						|
	remove_proc_entry("gpiomask", diag);
 | 
						|
	remove_proc_entry("diag", NULL);
 | 
						|
}
 | 
						|
 | 
						|
module_init(diag_init);
 | 
						|
module_exit(diag_exit);
 | 
						|
 | 
						|
MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
 | 
						|
MODULE_LICENSE("GPL");
 |