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19#include <linux/module.h>
20#include <linux/kernel.h>
21#include <linux/proc_fs.h>
22#include <linux/string.h>
23#include <linux/vmalloc.h>
24#include <linux/netdevice.h>
25#include <asm/io.h>
26#include <asm/uaccess.h>
27#include "ft1000.h"
28
29#define FT1000_PROC "ft1000"
30#define MAX_FILE_LEN 255
31
32#define PUTM_TO_PAGE(len,page,args...) \
33 len += snprintf(page+len, PAGE_SIZE - len, args)
34
35#define PUTX_TO_PAGE(len,page,message,size,var) \
36 len += snprintf(page+len, PAGE_SIZE - len, message); \
37 for(i = 0; i < (size - 1); i++) \
38 { \
39 len += snprintf(page+len, PAGE_SIZE - len, "%02x:", var[i]); \
40 } \
41 len += snprintf(page+len, PAGE_SIZE - len, "%02x\n", var[i])
42
43#define PUTD_TO_PAGE(len,page,message,size,var) \
44 len += snprintf(page+len, PAGE_SIZE - len, message); \
45 for(i = 0; i < (size - 1); i++) \
46 { \
47 len += snprintf(page+len, PAGE_SIZE - len, "%d.", var[i]); \
48 } \
49 len += snprintf(page+len, PAGE_SIZE - len, "%d\n", var[i])
50
51static int ft1000ReadProc(char *page, char **start, off_t off,
52 int count, int *eof, void *data)
53{
54 struct net_device *dev;
55 int len;
56 int i;
57 struct ft1000_info *info;
58 char *status[] =
59 { "Idle (Disconnect)", "Searching", "Active (Connected)",
60 "Waiting for L2", "Sleep", "No Coverage", "", ""
61 };
62 char *signal[] = { "", "*", "**", "***", "****" };
63 int strength;
64 int quality;
65 struct timeval tv;
66 time_t delta;
67
68 dev = (struct net_device *)data;
69 info = netdev_priv(dev);
70
71 if (off > 0) {
72 *eof = 1;
73 return 0;
74 }
75
76
77
78 if (info->AsicID == ELECTRABUZZ_ID) {
79 if (info->ProgConStat != 0xFF) {
80 info->LedStat =
81 ft1000_read_dpram(dev, FT1000_DSP_LED);
82 info->ConStat =
83 ft1000_read_dpram(dev,
84 FT1000_DSP_CON_STATE);
85 } else {
86 info->ConStat = 0xf;
87 }
88 } else {
89 if (info->ProgConStat != 0xFF) {
90 info->LedStat =
91 ntohs(ft1000_read_dpram_mag_16
92 (dev, FT1000_MAG_DSP_LED,
93 FT1000_MAG_DSP_LED_INDX));
94 info->ConStat =
95 ntohs(ft1000_read_dpram_mag_16
96 (dev, FT1000_MAG_DSP_CON_STATE,
97 FT1000_MAG_DSP_CON_STATE_INDX));
98 } else {
99 info->ConStat = 0xf;
100 }
101 }
102
103 i = (info->LedStat) & 0xf;
104 switch (i) {
105 case 0x1:
106 strength = 1;
107 break;
108 case 0x3:
109 strength = 2;
110 break;
111 case 0x7:
112 strength = 3;
113 break;
114 case 0xf:
115 strength = 4;
116 break;
117 default:
118 strength = 0;
119 }
120
121 i = (info->LedStat >> 8) & 0xf;
122 switch (i) {
123 case 0x1:
124 quality = 1;
125 break;
126 case 0x3:
127 quality = 2;
128 break;
129 case 0x7:
130 quality = 3;
131 break;
132 case 0xf:
133 quality = 4;
134 break;
135 default:
136 quality = 0;
137 }
138
139 do_gettimeofday(&tv);
140 delta = (tv.tv_sec - info->ConTm);
141 len = 0;
142 PUTM_TO_PAGE(len, page, "Connection Time: %02ld:%02ld:%02ld\n",
143 ((delta / 3600) % 24), ((delta / 60) % 60), (delta % 60));
144 PUTM_TO_PAGE(len, page, "Connection Time[s]: %ld\n", delta);
145 PUTM_TO_PAGE(len, page, "Asic ID: %s\n",
146 (info->AsicID) ==
147 ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC");
148 PUTX_TO_PAGE(len, page, "SKU: ", SKUSZ, info->Sku);
149 PUTX_TO_PAGE(len, page, "EUI64: ", EUISZ, info->eui64);
150 PUTD_TO_PAGE(len, page, "DSP version number: ", DSPVERSZ, info->DspVer);
151 PUTX_TO_PAGE(len, page, "Hardware Serial Number: ", HWSERNUMSZ,
152 info->HwSerNum);
153 PUTX_TO_PAGE(len, page, "Caliberation Version: ", CALVERSZ,
154 info->RfCalVer);
155 PUTD_TO_PAGE(len, page, "Caliberation Date: ", CALDATESZ,
156 info->RfCalDate);
157 PUTM_TO_PAGE(len, page, "Media State: %s\n",
158 (info->mediastate) ? "link" : "no link");
159 PUTM_TO_PAGE(len, page, "Connection Status: %s\n",
160 status[((info->ConStat) & 0x7)]);
161 PUTM_TO_PAGE(len, page, "RX packets: %ld\n", info->stats.rx_packets);
162 PUTM_TO_PAGE(len, page, "TX packets: %ld\n", info->stats.tx_packets);
163 PUTM_TO_PAGE(len, page, "RX bytes: %ld\n", info->stats.rx_bytes);
164 PUTM_TO_PAGE(len, page, "TX bytes: %ld\n", info->stats.tx_bytes);
165 PUTM_TO_PAGE(len, page, "Signal Strength: %s\n", signal[strength]);
166 PUTM_TO_PAGE(len, page, "Signal Quality: %s\n", signal[quality]);
167 return len;
168}
169
170static int ft1000NotifyProc(struct notifier_block *this, unsigned long event,
171 void *ptr)
172{
173 struct net_device *dev = ptr;
174 struct ft1000_info *info;
175
176 info = netdev_priv(dev);
177
178 switch (event) {
179 case NETDEV_CHANGENAME:
180 remove_proc_entry(info->netdevname, info->proc_ft1000);
181 create_proc_read_entry(dev->name, 0644, info->proc_ft1000,
182 ft1000ReadProc, dev);
183 snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name);
184 break;
185 }
186 return NOTIFY_DONE;
187}
188
189static struct notifier_block ft1000_netdev_notifier = {
190 .notifier_call = ft1000NotifyProc
191};
192
193void ft1000InitProc(struct net_device *dev)
194{
195 struct ft1000_info *info;
196
197 info = netdev_priv(dev);
198
199 info->proc_ft1000 = proc_mkdir(FT1000_PROC, init_net.proc_net);
200 create_proc_read_entry(dev->name, 0644, info->proc_ft1000,
201 ft1000ReadProc, dev);
202 snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name);
203 register_netdevice_notifier(&ft1000_netdev_notifier);
204}
205
206void ft1000CleanupProc(struct net_device *dev)
207{
208 struct ft1000_info *info;
209
210 info = netdev_priv(dev);
211
212 remove_proc_entry(dev->name, info->proc_ft1000);
213 remove_proc_entry(FT1000_PROC, init_net.proc_net);
214 unregister_netdevice_notifier(&ft1000_netdev_notifier);
215}
216
