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/*
* ft1000_proc.c - ft1000 proc interface
*
* Copyright (C) 2009-2010 Quintec
* (C) 2010 Open-nandra
* <marek.belisko@open-nandra.com>
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file "COPYING" in the main directory of this
* archive for more details.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/proc_fs.h>
#include <linux/netdevice.h>
#include "ft1000_usb.h"
#define FT1000_PROC_DIR "ft1000"
#define PUTM_TO_PAGE(len,page,args...) \
len += snprintf(page+len, PAGE_SIZE - len, args)
#define PUTX_TO_PAGE(len,page,message,size,var) \
len += snprintf(page+len, PAGE_SIZE - len, message); \
for (i = 0; i < (size - 1); i++) {\
len += snprintf(page+len, PAGE_SIZE - len, "%02x:", var[i]); \
} \
len += snprintf(page+len, PAGE_SIZE - len, "%02x\n", var[i])
#define PUTD_TO_PAGE(len,page,message,size,var) \
len += snprintf(page+len, PAGE_SIZE - len, message); \
for (i = 0; i < (size - 1); i++) {\
len += snprintf(page+len, PAGE_SIZE - len, "%d.", var[i]); \
} \
len += snprintf(page+len, PAGE_SIZE - len, "%d\n", var[i])
#define FTNET_PROC init_net.proc_net
int ft1000_read_dpram16 (struct ft1000_device *ft1000dev, u16 indx,
u8 *buffer, u8 highlow);
static int
ft1000ReadProc(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
struct net_device *dev;
int len;
int i;
unsigned short ledStat;
unsigned short conStat;
struct ft1000_info *info;
char *status[] = {
"Idle (Disconnect)",
"Searching",
"Active (Connected)",
"Waiting for L2",
"Sleep",
"No Coverage",
"",
"",
};
char *signal[] = { "", "*", "**", "***", "****" };
int strength;
int quality;
struct timeval tv;
time_t delta;
dev = (struct net_device *) data;
info = netdev_priv(dev);
if (off > 0) {
*eof = 1;
return 0;
}
if (info->ProgConStat != 0xFF) {
ft1000_read_dpram16(info->pFt1000Dev, FT1000_MAG_DSP_LED,
(u8 *)&ledStat, FT1000_MAG_DSP_LED_INDX);
info->LedStat = ntohs(ledStat);
ft1000_read_dpram16(info->pFt1000Dev, FT1000_MAG_DSP_CON_STATE,
(u8 *)&conStat, FT1000_MAG_DSP_CON_STATE_INDX);
info->ConStat = ntohs(conStat);
do_gettimeofday(&tv);
delta = (tv.tv_sec - info->ConTm);
} else {
info->ConStat = 0xf;
delta = 0;
}
i = (info->LedStat) & 0xf;
switch (i) {
case 0x1:
strength = 1;
break;
case 0x3:
strength = 2;
break;
case 0x7:
strength = 3;
break;
case 0xf:
strength = 4;
break;
default:
strength = 0;
}
i = (info->LedStat >> 8) & 0xf;
switch (i) {
case 0x1:
quality = 1;
break;
case 0x3:
quality = 2;
break;
case 0x7:
quality = 3;
break;
case 0xf:
quality = 4;
break;
default:
quality = 0;
}
len = 0;
PUTM_TO_PAGE(len, page, "Connection Time: %02ld:%02ld:%02ld\n",
((delta / 3600) % 24), ((delta / 60) % 60), (delta % 60));
PUTM_TO_PAGE(len, page, "Connection Time[s]: %ld\n", delta);
PUTM_TO_PAGE(len, page, "Asic ID: %s\n",
(info->AsicID) ==
ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC");
PUTX_TO_PAGE(len, page, "SKU: ", SKUSZ, info->Sku);
PUTX_TO_PAGE(len, page, "EUI64: ", EUISZ, info->eui64);
PUTD_TO_PAGE(len, page, "DSP version number: ", DSPVERSZ, info->DspVer);
PUTX_TO_PAGE(len, page, "Hardware Serial Number: ", HWSERNUMSZ,
info->HwSerNum);
PUTX_TO_PAGE(len, page, "Caliberation Version: ", CALVERSZ,
info->RfCalVer);
PUTD_TO_PAGE(len, page, "Caliberation Date: ", CALDATESZ,
info->RfCalDate);
PUTM_TO_PAGE(len, page, "Media State: %s\n",
(info->mediastate) ? "link" : "no link");
PUTM_TO_PAGE(len, page, "Connection Status: %s\n",
status[((info->ConStat) & 0x7)]);
PUTM_TO_PAGE(len, page, "RX packets: %ld\n", info->stats.rx_packets);
PUTM_TO_PAGE(len, page, "TX packets: %ld\n", info->stats.tx_packets);
PUTM_TO_PAGE(len, page, "RX bytes: %ld\n", info->stats.rx_bytes);
PUTM_TO_PAGE(len, page, "TX bytes: %ld\n", info->stats.tx_bytes);
PUTM_TO_PAGE(len, page, "Signal Strength: %s\n", signal[strength]);
PUTM_TO_PAGE(len, page, "Signal Quality: %s\n", signal[quality]);
return len;
}
static int
ft1000NotifyProc(struct notifier_block *this, unsigned long event, void *ptr)
{
struct net_device *dev = ptr;
struct ft1000_info *info;
struct proc_dir_entry *ft1000_proc_file;
info = netdev_priv(dev);
switch (event) {
case NETDEV_CHANGENAME:
remove_proc_entry(info->netdevname, info->ft1000_proc_dir);
ft1000_proc_file = create_proc_read_entry(dev->name, 0644,
info->ft1000_proc_dir,
ft1000ReadProc, dev);
snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name);
break;
}
return NOTIFY_DONE;
}
static struct notifier_block ft1000_netdev_notifier = {
.notifier_call = ft1000NotifyProc,
};
int ft1000_init_proc(struct net_device *dev)
{
struct ft1000_info *info;
struct proc_dir_entry *ft1000_proc_file;
int ret = 0;
info = netdev_priv(dev);
info->ft1000_proc_dir = proc_mkdir(FT1000_PROC_DIR, FTNET_PROC);
if (info->ft1000_proc_dir == NULL) {
printk(KERN_WARNING "Unable to create %s dir.\n",
FT1000_PROC_DIR);
ret = -EINVAL;
goto fail;
}
ft1000_proc_file =
create_proc_read_entry(dev->name, 0644,
info->ft1000_proc_dir, ft1000ReadProc, dev);
if (ft1000_proc_file == NULL) {
printk(KERN_WARNING "Unable to create /proc entry.\n");
ret = -EINVAL;
goto fail_entry;
}
snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name);
ret = register_netdevice_notifier(&ft1000_netdev_notifier);
if (ret)
goto fail_notif;
return 0;
fail_notif:
remove_proc_entry(info->netdevname, info->ft1000_proc_dir);
fail_entry:
remove_proc_entry(FT1000_PROC_DIR, FTNET_PROC);
fail:
return ret;
}
void ft1000_cleanup_proc(struct ft1000_info *info)
{
remove_proc_entry(info->netdevname, info->ft1000_proc_dir);
remove_proc_entry(FT1000_PROC_DIR, FTNET_PROC);
unregister_netdevice_notifier(&ft1000_netdev_notifier);
}
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