diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /drivers/staging/ft1000/ft1000-usb/ft1000_proc.c | |
Diffstat (limited to 'drivers/staging/ft1000/ft1000-usb/ft1000_proc.c')
| -rw-r--r-- | drivers/staging/ft1000/ft1000-usb/ft1000_proc.c | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c b/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c new file mode 100644 index 00000000..eca6f029 --- /dev/null +++ b/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c @@ -0,0 +1,238 @@ +/* + * 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/seq_file.h> +#include <linux/netdevice.h> + + +#include "ft1000_usb.h" + +#define FT1000_PROC_DIR "ft1000" + + +#define seq_putx(m, message, size, var) \ + seq_printf(m, message); \ + for(i = 0; i < (size - 1); i++) \ + seq_printf(m, "%02x:", var[i]); \ + seq_printf(m, "%02x\n", var[i]) + +#define seq_putd(m, message, size, var) \ + seq_printf(m, message); \ + for(i = 0; i < (size - 1); i++) \ + seq_printf(m, "%d.", var[i]); \ + seq_printf(m, "%d\n", var[i]) + + +#define FTNET_PROC init_net.proc_net + + +int ft1000_read_dpram16 (struct ft1000_usb *ft1000dev, u16 indx, + u8 *buffer, u8 highlow); + + +static int ft1000ReadProc(struct seq_file *m, void *v) +{ + static const char *status[] = { + "Idle (Disconnect)", + "Searching", + "Active (Connected)", + "Waiting for L2", + "Sleep", + "No Coverage", + "", + "", + }; + static const char *signal[] = { "", "*", "**", "***", "****" }; + + struct net_device *dev = m->private; + struct ft1000_info *info = netdev_priv(dev); + int i; + unsigned short ledStat; + unsigned short conStat; + int strength; + int quality; + struct timeval tv; + time_t delta; + + if (info->ProgConStat != 0xFF) { + ft1000_read_dpram16(info->priv, FT1000_MAG_DSP_LED, + (u8 *)&ledStat, FT1000_MAG_DSP_LED_INDX); + info->LedStat = ntohs(ledStat); + + ft1000_read_dpram16(info->priv, 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; + } + + seq_printf(m, "Connection Time: %02ld:%02ld:%02ld\n", + ((delta / 3600) % 24), ((delta / 60) % 60), (delta % 60)); + seq_printf(m, "Connection Time[s]: %ld\n", delta); + seq_printf(m, "Asic ID: %s\n", + (info->AsicID) == ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC"); + seq_putx(m, "SKU: ", SKUSZ, info->Sku); + seq_putx(m, "EUI64: ", EUISZ, info->eui64); + seq_putd(m, "DSP version number: ", DSPVERSZ, info->DspVer); + seq_putx(m, "Hardware Serial Number: ", HWSERNUMSZ, info->HwSerNum); + seq_putx(m, "Caliberation Version: ", CALVERSZ, info->RfCalVer); + seq_putd(m, "Caliberation Date: ", CALDATESZ, info->RfCalDate); + seq_printf(m, "Media State: %s\n", (info->mediastate) ? "link" : "no link"); + seq_printf(m, "Connection Status: %s\n", status[info->ConStat & 0x7]); + seq_printf(m, "RX packets: %ld\n", info->stats.rx_packets); + seq_printf(m, "TX packets: %ld\n", info->stats.tx_packets); + seq_printf(m, "RX bytes: %ld\n", info->stats.rx_bytes); + seq_printf(m, "TX bytes: %ld\n", info->stats.tx_bytes); + seq_printf(m, "Signal Strength: %s\n", signal[strength]); + seq_printf(m, "Signal Quality: %s\n", signal[quality]); + return 0; +} + +/* + * seq_file wrappers for procfile show routines. + */ +static int ft1000_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, ft1000ReadProc, PDE_DATA(inode)); +} + +static const struct file_operations ft1000_proc_fops = { + .open = ft1000_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +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 = + proc_create_data(dev->name, 0644, info->ft1000_proc_dir, + &ft1000_proc_fops, 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 = -EINVAL; + + 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); + goto fail; + } + + ft1000_proc_file = + proc_create_data(dev->name, 0644, info->ft1000_proc_dir, + &ft1000_proc_fops, dev); + + if (!ft1000_proc_file) { + printk(KERN_WARNING "Unable to create /proc entry.\n"); + 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); +} |
