Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]

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Differences between /linux/drivers/net/wireless/wl3501_cs.c (Version 2.6.25.8) and /linux/drivers/net/wireless/wl3501_cs.c (Version 2.6.11.8)


  1 /*                                                  1 /*
  2  * WL3501 Wireless LAN PCMCIA Card Driver for       2  * WL3501 Wireless LAN PCMCIA Card Driver for Linux
  3  * Written originally for Linux 2.0.30 by Fox       3  * Written originally for Linux 2.0.30 by Fox Chen, mhchen@golf.ccl.itri.org.tw
  4  * Ported to 2.2, 2.4 & 2.5 by Arnaldo Carvalh      4  * Ported to 2.2, 2.4 & 2.5 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
  5  * Wireless extensions in 2.4 by Gustavo Nieme      5  * Wireless extensions in 2.4 by Gustavo Niemeyer <niemeyer@conectiva.com>
  6  *                                                  6  *
  7  * References used by Fox Chen while writing t      7  * References used by Fox Chen while writing the original driver for 2.0.30:
  8  *                                                  8  *
  9  *   1. WL24xx packet drivers (tooasm.asm)          9  *   1. WL24xx packet drivers (tooasm.asm)
 10  *   2. Access Point Firmware Interface Specif     10  *   2. Access Point Firmware Interface Specification for IEEE 802.11 SUTRO
 11  *   3. IEEE 802.11                                11  *   3. IEEE 802.11
 12  *   4. Linux network driver (/usr/src/linux/d     12  *   4. Linux network driver (/usr/src/linux/drivers/net)
 13  *   5. ISA card driver - wl24.c                   13  *   5. ISA card driver - wl24.c
 14  *   6. Linux PCMCIA skeleton driver - skeleto     14  *   6. Linux PCMCIA skeleton driver - skeleton.c
 15  *   7. Linux PCMCIA 3c589 network driver - 3c     15  *   7. Linux PCMCIA 3c589 network driver - 3c589_cs.c
 16  *                                                 16  *
 17  * Tested with WL2400 firmware 1.2, Linux 2.0.     17  * Tested with WL2400 firmware 1.2, Linux 2.0.30, and pcmcia-cs-2.9.12
 18  *   1. Performance: about 165 Kbytes/sec in T     18  *   1. Performance: about 165 Kbytes/sec in TCP/IP with Ad-Hoc mode.
 19  *      rsh 192.168.1.3 "dd if=/dev/zero bs=1k     19  *      rsh 192.168.1.3 "dd if=/dev/zero bs=1k count=1000" > /dev/null
 20  *      (Specification 2M bits/sec. is about 2     20  *      (Specification 2M bits/sec. is about 250 Kbytes/sec., but we must deduct
 21  *       ETHER/IP/UDP/TCP header, and acknowle     21  *       ETHER/IP/UDP/TCP header, and acknowledgement overhead)
 22  *                                                 22  *
 23  * Tested with Planet AP in 2.4.17, 184 Kbytes     23  * Tested with Planet AP in 2.4.17, 184 Kbytes/s in UDP in Infrastructure mode,
 24  * 173 Kbytes/s in TCP.                            24  * 173 Kbytes/s in TCP.
 25  *                                                 25  *
 26  * Tested with Planet AP in 2.5.73-bk, 216 Kby     26  * Tested with Planet AP in 2.5.73-bk, 216 Kbytes/s in Infrastructure mode
 27  * with a SMP machine (dual pentium 100), usin     27  * with a SMP machine (dual pentium 100), using pktgen, 432 pps (pkt_size = 60)
 28  */                                                28  */
                                                   >>  29 #undef REALLY_SLOW_IO   /* most systems can safely undef this */
 29                                                    30 
                                                   >>  31 #include <linux/config.h>
 30 #include <linux/delay.h>                           32 #include <linux/delay.h>
 31 #include <linux/types.h>                           33 #include <linux/types.h>
 32 #include <linux/ethtool.h>                         34 #include <linux/ethtool.h>
 33 #include <linux/init.h>                            35 #include <linux/init.h>
 34 #include <linux/interrupt.h>                       36 #include <linux/interrupt.h>
 35 #include <linux/in.h>                              37 #include <linux/in.h>
 36 #include <linux/kernel.h>                          38 #include <linux/kernel.h>
 37 #include <linux/module.h>                          39 #include <linux/module.h>
 38 #include <linux/fcntl.h>                           40 #include <linux/fcntl.h>
 39 #include <linux/if_arp.h>                          41 #include <linux/if_arp.h>
 40 #include <linux/ioport.h>                          42 #include <linux/ioport.h>
 41 #include <linux/netdevice.h>                       43 #include <linux/netdevice.h>
 42 #include <linux/etherdevice.h>                     44 #include <linux/etherdevice.h>
 43 #include <linux/skbuff.h>                          45 #include <linux/skbuff.h>
 44 #include <linux/slab.h>                            46 #include <linux/slab.h>
 45 #include <linux/string.h>                          47 #include <linux/string.h>
 46 #include <linux/wireless.h>                        48 #include <linux/wireless.h>
 47                                                    49 
 48 #include <net/iw_handler.h>                        50 #include <net/iw_handler.h>
 49                                                    51 
                                                   >>  52 #include <pcmcia/version.h>
 50 #include <pcmcia/cs_types.h>                       53 #include <pcmcia/cs_types.h>
 51 #include <pcmcia/cs.h>                             54 #include <pcmcia/cs.h>
 52 #include <pcmcia/cistpl.h>                         55 #include <pcmcia/cistpl.h>
 53 #include <pcmcia/cisreg.h>                         56 #include <pcmcia/cisreg.h>
 54 #include <pcmcia/ds.h>                             57 #include <pcmcia/ds.h>
 55                                                    58 
 56 #include <asm/io.h>                                59 #include <asm/io.h>
 57 #include <asm/uaccess.h>                           60 #include <asm/uaccess.h>
 58 #include <asm/system.h>                            61 #include <asm/system.h>
 59                                                    62 
 60 #include "wl3501.h"                                63 #include "wl3501.h"
 61                                                    64 
 62 #ifndef __i386__                                   65 #ifndef __i386__
 63 #define slow_down_io()                             66 #define slow_down_io()
 64 #endif                                             67 #endif
 65                                                    68 
 66 /* For rough constant delay */                     69 /* For rough constant delay */
 67 #define WL3501_NOPLOOP(n) { int x = 0; while (     70 #define WL3501_NOPLOOP(n) { int x = 0; while (x++ < n) slow_down_io(); }
 68                                                    71 
 69 /*                                                 72 /*
 70  * All the PCMCIA modules use PCMCIA_DEBUG to      73  * All the PCMCIA modules use PCMCIA_DEBUG to control debugging.  If you do not
 71  * define PCMCIA_DEBUG at all, all the debug c     74  * define PCMCIA_DEBUG at all, all the debug code will be left out.  If you
 72  * compile with PCMCIA_DEBUG=0, the debug code     75  * compile with PCMCIA_DEBUG=0, the debug code will be present but disabled --
 73  * but it can then be enabled for specific mod     76  * but it can then be enabled for specific modules at load time with a
 74  * 'pc_debug=#' option to insmod.                  77  * 'pc_debug=#' option to insmod.
 75  */                                                78  */
 76 #define PCMCIA_DEBUG 0                             79 #define PCMCIA_DEBUG 0
 77 #ifdef PCMCIA_DEBUG                                80 #ifdef PCMCIA_DEBUG
 78 static int pc_debug = PCMCIA_DEBUG;                81 static int pc_debug = PCMCIA_DEBUG;
 79 module_param(pc_debug, int, 0);                    82 module_param(pc_debug, int, 0);
 80 #define dprintk(n, format, args...) \              83 #define dprintk(n, format, args...) \
 81         { if (pc_debug > (n)) \                    84         { if (pc_debug > (n)) \
 82                 printk(KERN_INFO "%s: " format     85                 printk(KERN_INFO "%s: " format "\n", __FUNCTION__ , ##args); }
 83 #else                                              86 #else
 84 #define dprintk(n, format, args...)                87 #define dprintk(n, format, args...)
 85 #endif                                             88 #endif
 86                                                    89 
 87 #define wl3501_outb(a, b) { outb(a, b); slow_d     90 #define wl3501_outb(a, b) { outb(a, b); slow_down_io(); }
 88 #define wl3501_outb_p(a, b) { outb_p(a, b); sl     91 #define wl3501_outb_p(a, b) { outb_p(a, b); slow_down_io(); }
 89 #define wl3501_outsb(a, b, c) { outsb(a, b, c)     92 #define wl3501_outsb(a, b, c) { outsb(a, b, c); slow_down_io(); }
 90                                                    93 
 91 #define WL3501_RELEASE_TIMEOUT (25 * HZ)           94 #define WL3501_RELEASE_TIMEOUT (25 * HZ)
 92 #define WL3501_MAX_ADHOC_TRIES 16                  95 #define WL3501_MAX_ADHOC_TRIES 16
 93                                                    96 
 94 #define WL3501_RESUME   0                          97 #define WL3501_RESUME   0
 95 #define WL3501_SUSPEND  1                          98 #define WL3501_SUSPEND  1
 96                                                    99 
 97 /*                                                100 /*
 98  * The event() function is this driver's Card     101  * The event() function is this driver's Card Services event handler.  It will
 99  * be called by Card Services when an appropri    102  * be called by Card Services when an appropriate card status event is
100  * received. The config() and release() entry     103  * received. The config() and release() entry points are used to configure or
101  * release a socket, in response to card inser    104  * release a socket, in response to card insertion and ejection events.  They
102  * are invoked from the wl24 event handler.       105  * are invoked from the wl24 event handler.
103  */                                               106  */
104 static int wl3501_config(struct pcmcia_device  !! 107 static void wl3501_config(dev_link_t *link);
105 static void wl3501_release(struct pcmcia_devic !! 108 static void wl3501_release(dev_link_t *link);
                                                   >> 109 static int wl3501_event(event_t event, int pri, event_callback_args_t *args);
106                                                   110 
107 /*                                                111 /*
108  * The dev_info variable is the "key" that is     112  * The dev_info variable is the "key" that is used to match up this
109  * device driver with appropriate cards, throu    113  * device driver with appropriate cards, through the card configuration
110  * database.                                      114  * database.
111  */                                               115  */
112 static dev_info_t wl3501_dev_info = "wl3501_cs    116 static dev_info_t wl3501_dev_info = "wl3501_cs";
113                                                   117 
114 static int wl3501_chan2freq[] = {                 118 static int wl3501_chan2freq[] = {
115         [0]  = 2412, [1]  = 2417, [2]  = 2422,    119         [0]  = 2412, [1]  = 2417, [2]  = 2422, [3]  = 2427, [4] = 2432,
116         [5]  = 2437, [6]  = 2442, [7]  = 2447,    120         [5]  = 2437, [6]  = 2442, [7]  = 2447, [8]  = 2452, [9] = 2457,
117         [10] = 2462, [11] = 2467, [12] = 2472,    121         [10] = 2462, [11] = 2467, [12] = 2472, [13] = 2477,
118 };                                                122 };
119                                                   123 
120 static const struct {                             124 static const struct {
121         int reg_domain;                           125         int reg_domain;
122         int min, max, deflt;                      126         int min, max, deflt;
123 } iw_channel_table[] = {                          127 } iw_channel_table[] = {
124         {                                         128         {
125                 .reg_domain = IW_REG_DOMAIN_FC    129                 .reg_domain = IW_REG_DOMAIN_FCC,
126                 .min        = 1,                  130                 .min        = 1,
127                 .max        = 11,                 131                 .max        = 11,
128                 .deflt      = 1,                  132                 .deflt      = 1,
129         },                                        133         },
130         {                                         134         {
131                 .reg_domain = IW_REG_DOMAIN_DO    135                 .reg_domain = IW_REG_DOMAIN_DOC,
132                 .min        = 1,                  136                 .min        = 1,
133                 .max        = 11,                 137                 .max        = 11,
134                 .deflt      = 1,                  138                 .deflt      = 1,
135         },                                        139         },
136         {                                         140         {
137                 .reg_domain = IW_REG_DOMAIN_ET    141                 .reg_domain = IW_REG_DOMAIN_ETSI,
138                 .min        = 1,                  142                 .min        = 1,
139                 .max        = 13,                 143                 .max        = 13,
140                 .deflt      = 1,                  144                 .deflt      = 1,
141         },                                        145         },
142         {                                         146         {
143                 .reg_domain = IW_REG_DOMAIN_SP    147                 .reg_domain = IW_REG_DOMAIN_SPAIN,
144                 .min        = 10,                 148                 .min        = 10,
145                 .max        = 11,                 149                 .max        = 11,
146                 .deflt      = 10,                 150                 .deflt      = 10,
147         },                                        151         },
148         {                                         152         {
149                 .reg_domain = IW_REG_DOMAIN_FR    153                 .reg_domain = IW_REG_DOMAIN_FRANCE,
150                 .min        = 10,                 154                 .min        = 10,
151                 .max        = 13,                 155                 .max        = 13,
152                 .deflt      = 10,                 156                 .deflt      = 10,
153         },                                        157         },
154         {                                         158         {
155                 .reg_domain = IW_REG_DOMAIN_MK    159                 .reg_domain = IW_REG_DOMAIN_MKK,
156                 .min        = 14,                 160                 .min        = 14,
157                 .max        = 14,                 161                 .max        = 14,
158                 .deflt      = 14,                 162                 .deflt      = 14,
159         },                                        163         },
160         {                                         164         {
161                 .reg_domain = IW_REG_DOMAIN_MK    165                 .reg_domain = IW_REG_DOMAIN_MKK1,
162                 .min        = 1,                  166                 .min        = 1,
163                 .max        = 14,                 167                 .max        = 14,
164                 .deflt      = 1,                  168                 .deflt      = 1,
165         },                                        169         },
166         {                                         170         {
167                 .reg_domain = IW_REG_DOMAIN_IS    171                 .reg_domain = IW_REG_DOMAIN_ISRAEL,
168                 .min        = 3,                  172                 .min        = 3,
169                 .max        = 9,                  173                 .max        = 9,
170                 .deflt      = 9,                  174                 .deflt      = 9,
171         },                                        175         },
172 };                                                176 };
173                                                   177 
174 /**                                               178 /**
175  * iw_valid_channel - validate channel in regu    179  * iw_valid_channel - validate channel in regulatory domain
176  * @reg_comain - regulatory domain                180  * @reg_comain - regulatory domain
177  * @channel - channel to validate                 181  * @channel - channel to validate
178  *                                                182  *
179  * Returns 0 if invalid in the specified regul    183  * Returns 0 if invalid in the specified regulatory domain, non-zero if valid.
180  */                                               184  */
181 static int iw_valid_channel(int reg_domain, in    185 static int iw_valid_channel(int reg_domain, int channel)
182 {                                                 186 {
183         int i, rc = 0;                            187         int i, rc = 0;
184                                                   188 
185         for (i = 0; i < ARRAY_SIZE(iw_channel_    189         for (i = 0; i < ARRAY_SIZE(iw_channel_table); i++)
186                 if (reg_domain == iw_channel_t    190                 if (reg_domain == iw_channel_table[i].reg_domain) {
187                         rc = channel >= iw_cha    191                         rc = channel >= iw_channel_table[i].min &&
188                              channel <= iw_cha    192                              channel <= iw_channel_table[i].max;
189                         break;                    193                         break;
190                 }                                 194                 }
191         return rc;                                195         return rc;
192 }                                                 196 }
193                                                   197 
194 /**                                               198 /**
195  * iw_default_channel - get default channel fo    199  * iw_default_channel - get default channel for a regulatory domain
196  * @reg_comain - regulatory domain                200  * @reg_comain - regulatory domain
197  *                                                201  *
198  * Returns the default channel for a regulator    202  * Returns the default channel for a regulatory domain
199  */                                               203  */
200 static int iw_default_channel(int reg_domain)     204 static int iw_default_channel(int reg_domain)
201 {                                                 205 {
202         int i, rc = 1;                            206         int i, rc = 1;
203                                                   207 
204         for (i = 0; i < ARRAY_SIZE(iw_channel_    208         for (i = 0; i < ARRAY_SIZE(iw_channel_table); i++)
205                 if (reg_domain == iw_channel_t    209                 if (reg_domain == iw_channel_table[i].reg_domain) {
206                         rc = iw_channel_table[    210                         rc = iw_channel_table[i].deflt;
207                         break;                    211                         break;
208                 }                                 212                 }
209         return rc;                                213         return rc;
210 }                                                 214 }
211                                                   215 
212 static void iw_set_mgmt_info_element(enum iw_m    216 static void iw_set_mgmt_info_element(enum iw_mgmt_info_element_ids id,
213                                      struct iw    217                                      struct iw_mgmt_info_element *el,
214                                      void *val    218                                      void *value, int len)
215 {                                                 219 {
216         el->id  = id;                             220         el->id  = id;
217         el->len = len;                            221         el->len = len;
218         memcpy(el->data, value, len);             222         memcpy(el->data, value, len);
219 }                                                 223 }
220                                                   224 
221 static void iw_copy_mgmt_info_element(struct i    225 static void iw_copy_mgmt_info_element(struct iw_mgmt_info_element *to,
222                                       struct i    226                                       struct iw_mgmt_info_element *from)
223 {                                                 227 {
224         iw_set_mgmt_info_element(from->id, to,    228         iw_set_mgmt_info_element(from->id, to, from->data, from->len);
225 }                                                 229 }
226                                                   230 
                                                   >> 231 /*
                                                   >> 232  * A linked list of "instances" of the wl24 device.  Each actual PCMCIA card
                                                   >> 233  * corresponds to one device instance, and is described by one dev_link_t
                                                   >> 234  * structure (defined in ds.h).
                                                   >> 235  *
                                                   >> 236  * You may not want to use a linked list for this -- for example, the memory
                                                   >> 237  * card driver uses an array of dev_link_t pointers, where minor device numbers
                                                   >> 238  * are used to derive the corresponding array index.
                                                   >> 239  */
                                                   >> 240 static dev_link_t *wl3501_dev_list;
                                                   >> 241 
227 static inline void wl3501_switch_page(struct w    242 static inline void wl3501_switch_page(struct wl3501_card *this, u8 page)
228 {                                                 243 {
229         wl3501_outb(page, this->base_addr + WL    244         wl3501_outb(page, this->base_addr + WL3501_NIC_BSS);
230 }                                                 245 }
231                                                   246 
232 /*                                                247 /*
233  * Get Ethernet MAC addresss.                     248  * Get Ethernet MAC addresss.
234  *                                                249  *
235  * WARNING: We switch to FPAGE0 and switc back    250  * WARNING: We switch to FPAGE0 and switc back again.
236  *          Making sure there is no other WL f    251  *          Making sure there is no other WL function beening called by ISR.
237  */                                               252  */
238 static int wl3501_get_flash_mac_addr(struct wl    253 static int wl3501_get_flash_mac_addr(struct wl3501_card *this)
239 {                                                 254 {
240         int base_addr = this->base_addr;          255         int base_addr = this->base_addr;
241                                                   256 
242         /* get MAC addr */                        257         /* get MAC addr */
243         wl3501_outb(WL3501_BSS_FPAGE3, base_ad    258         wl3501_outb(WL3501_BSS_FPAGE3, base_addr + WL3501_NIC_BSS); /* BSS */
244         wl3501_outb(0x00, base_addr + WL3501_N    259         wl3501_outb(0x00, base_addr + WL3501_NIC_LMAL); /* LMAL */
245         wl3501_outb(0x40, base_addr + WL3501_N    260         wl3501_outb(0x40, base_addr + WL3501_NIC_LMAH); /* LMAH */
246                                                   261 
247         /* wait for reading EEPROM */             262         /* wait for reading EEPROM */
248         WL3501_NOPLOOP(100);                      263         WL3501_NOPLOOP(100);
249         this->mac_addr[0] = inb(base_addr + WL    264         this->mac_addr[0] = inb(base_addr + WL3501_NIC_IODPA);
250         WL3501_NOPLOOP(100);                      265         WL3501_NOPLOOP(100);
251         this->mac_addr[1] = inb(base_addr + WL    266         this->mac_addr[1] = inb(base_addr + WL3501_NIC_IODPA);
252         WL3501_NOPLOOP(100);                      267         WL3501_NOPLOOP(100);
253         this->mac_addr[2] = inb(base_addr + WL    268         this->mac_addr[2] = inb(base_addr + WL3501_NIC_IODPA);
254         WL3501_NOPLOOP(100);                      269         WL3501_NOPLOOP(100);
255         this->mac_addr[3] = inb(base_addr + WL    270         this->mac_addr[3] = inb(base_addr + WL3501_NIC_IODPA);
256         WL3501_NOPLOOP(100);                      271         WL3501_NOPLOOP(100);
257         this->mac_addr[4] = inb(base_addr + WL    272         this->mac_addr[4] = inb(base_addr + WL3501_NIC_IODPA);
258         WL3501_NOPLOOP(100);                      273         WL3501_NOPLOOP(100);
259         this->mac_addr[5] = inb(base_addr + WL    274         this->mac_addr[5] = inb(base_addr + WL3501_NIC_IODPA);
260         WL3501_NOPLOOP(100);                      275         WL3501_NOPLOOP(100);
261         this->reg_domain = inb(base_addr + WL3    276         this->reg_domain = inb(base_addr + WL3501_NIC_IODPA);
262         WL3501_NOPLOOP(100);                      277         WL3501_NOPLOOP(100);
263         wl3501_outb(WL3501_BSS_FPAGE0, base_ad    278         wl3501_outb(WL3501_BSS_FPAGE0, base_addr + WL3501_NIC_BSS);
264         wl3501_outb(0x04, base_addr + WL3501_N    279         wl3501_outb(0x04, base_addr + WL3501_NIC_LMAL);
265         wl3501_outb(0x40, base_addr + WL3501_N    280         wl3501_outb(0x40, base_addr + WL3501_NIC_LMAH);
266         WL3501_NOPLOOP(100);                      281         WL3501_NOPLOOP(100);
267         this->version[0] = inb(base_addr + WL3    282         this->version[0] = inb(base_addr + WL3501_NIC_IODPA);
268         WL3501_NOPLOOP(100);                      283         WL3501_NOPLOOP(100);
269         this->version[1] = inb(base_addr + WL3    284         this->version[1] = inb(base_addr + WL3501_NIC_IODPA);
270         /* switch to SRAM Page 0 (for safety)     285         /* switch to SRAM Page 0 (for safety) */
271         wl3501_switch_page(this, WL3501_BSS_SP    286         wl3501_switch_page(this, WL3501_BSS_SPAGE0);
272                                                   287 
273         /* The MAC addr should be 00:60:... */    288         /* The MAC addr should be 00:60:... */
274         return this->mac_addr[0] == 0x00 && th    289         return this->mac_addr[0] == 0x00 && this->mac_addr[1] == 0x60;
275 }                                                 290 }
276                                                   291 
277 /**                                               292 /**
278  * wl3501_set_to_wla - Move 'size' bytes from     293  * wl3501_set_to_wla - Move 'size' bytes from PC to card
279  * @dest: Card addressing space                   294  * @dest: Card addressing space
280  * @src: PC addressing space                      295  * @src: PC addressing space
281  * @size: Bytes to move                           296  * @size: Bytes to move
282  *                                                297  *
283  * Move 'size' bytes from PC to card. (Shouldn    298  * Move 'size' bytes from PC to card. (Shouldn't be interrupted)
284  */                                               299  */
285 static void wl3501_set_to_wla(struct wl3501_ca !! 300 void wl3501_set_to_wla(struct wl3501_card *this, u16 dest, void *src, int size)
286                               int size)        << 
287 {                                                 301 {
288         /* switch to SRAM Page 0 */               302         /* switch to SRAM Page 0 */
289         wl3501_switch_page(this, (dest & 0x800    303         wl3501_switch_page(this, (dest & 0x8000) ? WL3501_BSS_SPAGE1 :
290                                                   304                                                    WL3501_BSS_SPAGE0);
291         /* set LMAL and LMAH */                   305         /* set LMAL and LMAH */
292         wl3501_outb(dest & 0xff, this->base_ad    306         wl3501_outb(dest & 0xff, this->base_addr + WL3501_NIC_LMAL);
293         wl3501_outb(((dest >> 8) & 0x7f), this    307         wl3501_outb(((dest >> 8) & 0x7f), this->base_addr + WL3501_NIC_LMAH);
294                                                   308 
295         /* rep out to Port A */                   309         /* rep out to Port A */
296         wl3501_outsb(this->base_addr + WL3501_    310         wl3501_outsb(this->base_addr + WL3501_NIC_IODPA, src, size);
297 }                                                 311 }
298                                                   312 
299 /**                                               313 /**
300  * wl3501_get_from_wla - Move 'size' bytes fro    314  * wl3501_get_from_wla - Move 'size' bytes from card to PC
301  * @src: Card addressing space                    315  * @src: Card addressing space
302  * @dest: PC addressing space                     316  * @dest: PC addressing space
303  * @size: Bytes to move                           317  * @size: Bytes to move
304  *                                                318  *
305  * Move 'size' bytes from card to PC. (Shouldn    319  * Move 'size' bytes from card to PC. (Shouldn't be interrupted)
306  */                                               320  */
307 static void wl3501_get_from_wla(struct wl3501_ !! 321 void wl3501_get_from_wla(struct wl3501_card *this, u16 src, void *dest,
308                                 int size)      !! 322                          int size)
309 {                                                 323 {
310         /* switch to SRAM Page 0 */               324         /* switch to SRAM Page 0 */
311         wl3501_switch_page(this, (src & 0x8000    325         wl3501_switch_page(this, (src & 0x8000) ? WL3501_BSS_SPAGE1 :
312                                                   326                                                   WL3501_BSS_SPAGE0);
313         /* set LMAL and LMAH */                   327         /* set LMAL and LMAH */
314         wl3501_outb(src & 0xff, this->base_add    328         wl3501_outb(src & 0xff, this->base_addr + WL3501_NIC_LMAL);
315         wl3501_outb((src >> 8) & 0x7f, this->b    329         wl3501_outb((src >> 8) & 0x7f, this->base_addr + WL3501_NIC_LMAH);
316                                                   330 
317         /* rep get from Port A */                 331         /* rep get from Port A */
318         insb(this->base_addr + WL3501_NIC_IODP    332         insb(this->base_addr + WL3501_NIC_IODPA, dest, size);
319 }                                                 333 }
320                                                   334 
321 /*                                                335 /*
322  * Get/Allocate a free Tx Data Buffer             336  * Get/Allocate a free Tx Data Buffer
323  *                                                337  *
324  *  *--------------*-----------------*--------    338  *  *--------------*-----------------*----------------------------------*
325  *  |    PLCP      |    MAC Header   |  DST  S    339  *  |    PLCP      |    MAC Header   |  DST  SRC         Data ...       |
326  *  |  (24 bytes)  |    (30 bytes)   |  (6)  (    340  *  |  (24 bytes)  |    (30 bytes)   |  (6)  (6)  (Ethernet Row Data)   |
327  *  *--------------*-----------------*--------    341  *  *--------------*-----------------*----------------------------------*
328  *  \               \- IEEE 802.11 -/ \-------    342  *  \               \- IEEE 802.11 -/ \-------------- len --------------/
329  *   \-struct wl3501_80211_tx_hdr--/   \------    343  *   \-struct wl3501_80211_tx_hdr--/   \-------- Ethernet Frame -------/
330  *                                                344  *
331  * Return = Postion in Card                       345  * Return = Postion in Card
332  */                                               346  */
333 static u16 wl3501_get_tx_buffer(struct wl3501_    347 static u16 wl3501_get_tx_buffer(struct wl3501_card *this, u16 len)
334 {                                                 348 {
335         u16 next, blk_cnt = 0, zero = 0;          349         u16 next, blk_cnt = 0, zero = 0;
336         u16 full_len = sizeof(struct wl3501_80    350         u16 full_len = sizeof(struct wl3501_80211_tx_hdr) + len;
337         u16 ret = 0;                              351         u16 ret = 0;
338                                                   352 
339         if (full_len > this->tx_buffer_cnt * 2    353         if (full_len > this->tx_buffer_cnt * 254)
340                 goto out;                         354                 goto out;
341         ret = this->tx_buffer_head;               355         ret = this->tx_buffer_head;
342         while (full_len) {                        356         while (full_len) {
343                 if (full_len < 254)               357                 if (full_len < 254)
344                         full_len = 0;             358                         full_len = 0;
345                 else                              359                 else
346                         full_len -= 254;          360                         full_len -= 254;
347                 wl3501_get_from_wla(this, this    361                 wl3501_get_from_wla(this, this->tx_buffer_head, &next,
348                                     sizeof(nex    362                                     sizeof(next));
349                 if (!full_len)                    363                 if (!full_len)
350                         wl3501_set_to_wla(this    364                         wl3501_set_to_wla(this, this->tx_buffer_head, &zero,
351                                           size    365                                           sizeof(zero));
352                 this->tx_buffer_head = next;      366                 this->tx_buffer_head = next;
353                 blk_cnt++;                        367                 blk_cnt++;
354                 /* if buffer is not enough */     368                 /* if buffer is not enough */
355                 if (!next && full_len) {          369                 if (!next && full_len) {
356                         this->tx_buffer_head =    370                         this->tx_buffer_head = ret;
357                         ret = 0;                  371                         ret = 0;
358                         goto out;                 372                         goto out;
359                 }                                 373                 }
360         }                                         374         }
361         this->tx_buffer_cnt -= blk_cnt;           375         this->tx_buffer_cnt -= blk_cnt;
362 out:                                              376 out:
363         return ret;                               377         return ret;
364 }                                                 378 }
365                                                   379 
366 /*                                                380 /*
367  * Free an allocated Tx Buffer. ptr must be co    381  * Free an allocated Tx Buffer. ptr must be correct position.
368  */                                               382  */
369 static void wl3501_free_tx_buffer(struct wl350    383 static void wl3501_free_tx_buffer(struct wl3501_card *this, u16 ptr)
370 {                                                 384 {
371         /* check if all space is not free */      385         /* check if all space is not free */
372         if (!this->tx_buffer_head)                386         if (!this->tx_buffer_head)
373                 this->tx_buffer_head = ptr;       387                 this->tx_buffer_head = ptr;
374         else                                      388         else
375                 wl3501_set_to_wla(this, this->    389                 wl3501_set_to_wla(this, this->tx_buffer_tail,
376                                   &ptr, sizeof    390                                   &ptr, sizeof(ptr));
377         while (ptr) {                             391         while (ptr) {
378                 u16 next;                         392                 u16 next;
379                                                   393 
380                 this->tx_buffer_cnt++;            394                 this->tx_buffer_cnt++;
381                 wl3501_get_from_wla(this, ptr,    395                 wl3501_get_from_wla(this, ptr, &next, sizeof(next));
382                 this->tx_buffer_tail = ptr;       396                 this->tx_buffer_tail = ptr;
383                 ptr = next;                       397                 ptr = next;
384         }                                         398         }
385 }                                                 399 }
386                                                   400 
387 static int wl3501_esbq_req_test(struct wl3501_    401 static int wl3501_esbq_req_test(struct wl3501_card *this)
388 {                                                 402 {
389         u8 tmp;                                   403         u8 tmp;
390                                                   404 
391         wl3501_get_from_wla(this, this->esbq_r    405         wl3501_get_from_wla(this, this->esbq_req_head + 3, &tmp, sizeof(tmp));
392         return tmp & 0x80;                        406         return tmp & 0x80;
393 }                                                 407 }
394                                                   408 
395 static void wl3501_esbq_req(struct wl3501_card    409 static void wl3501_esbq_req(struct wl3501_card *this, u16 *ptr)
396 {                                                 410 {
397         u16 tmp = 0;                              411         u16 tmp = 0;
398                                                   412 
399         wl3501_set_to_wla(this, this->esbq_req    413         wl3501_set_to_wla(this, this->esbq_req_head, ptr, 2);
400         wl3501_set_to_wla(this, this->esbq_req    414         wl3501_set_to_wla(this, this->esbq_req_head + 2, &tmp, sizeof(tmp));
401         this->esbq_req_head += 4;                 415         this->esbq_req_head += 4;
402         if (this->esbq_req_head >= this->esbq_    416         if (this->esbq_req_head >= this->esbq_req_end)
403                 this->esbq_req_head = this->es    417                 this->esbq_req_head = this->esbq_req_start;
404 }                                                 418 }
405                                                   419 
406 static int wl3501_esbq_exec(struct wl3501_card    420 static int wl3501_esbq_exec(struct wl3501_card *this, void *sig, int sig_size)
407 {                                                 421 {
408         int rc = -EIO;                            422         int rc = -EIO;
409                                                   423 
410         if (wl3501_esbq_req_test(this)) {         424         if (wl3501_esbq_req_test(this)) {
411                 u16 ptr = wl3501_get_tx_buffer    425                 u16 ptr = wl3501_get_tx_buffer(this, sig_size);
412                 if (ptr) {                        426                 if (ptr) {
413                         wl3501_set_to_wla(this    427                         wl3501_set_to_wla(this, ptr, sig, sig_size);
414                         wl3501_esbq_req(this,     428                         wl3501_esbq_req(this, &ptr);
415                         rc = 0;                   429                         rc = 0;
416                 }                                 430                 }
417         }                                         431         }
418         return rc;                                432         return rc;
419 }                                                 433 }
420                                                   434 
421 static int wl3501_get_mib_value(struct wl3501_    435 static int wl3501_get_mib_value(struct wl3501_card *this, u8 index,
422                                 void *bf, int     436                                 void *bf, int size)
423 {                                                 437 {
424         struct wl3501_get_req sig = {             438         struct wl3501_get_req sig = {
425                 .sig_id     = WL3501_SIG_GET_R    439                 .sig_id     = WL3501_SIG_GET_REQ,
426                 .mib_attrib = index,              440                 .mib_attrib = index,
427         };                                        441         };
428         unsigned long flags;                      442         unsigned long flags;
429         int rc = -EIO;                            443         int rc = -EIO;
430                                                   444 
431         spin_lock_irqsave(&this->lock, flags);    445         spin_lock_irqsave(&this->lock, flags);
432         if (wl3501_esbq_req_test(this)) {         446         if (wl3501_esbq_req_test(this)) {
433                 u16 ptr = wl3501_get_tx_buffer    447                 u16 ptr = wl3501_get_tx_buffer(this, sizeof(sig));
434                 if (ptr) {                        448                 if (ptr) {
435                         wl3501_set_to_wla(this    449                         wl3501_set_to_wla(this, ptr, &sig, sizeof(sig));
436                         wl3501_esbq_req(this,     450                         wl3501_esbq_req(this, &ptr);
437                         this->sig_get_confirm.    451                         this->sig_get_confirm.mib_status = 255;
438                         spin_unlock_irqrestore    452                         spin_unlock_irqrestore(&this->lock, flags);
439                         rc = wait_event_interr    453                         rc = wait_event_interruptible(this->wait,
440                                 this->sig_get_    454                                 this->sig_get_confirm.mib_status != 255);
441                         if (!rc)                  455                         if (!rc)
442                                 memcpy(bf, thi    456                                 memcpy(bf, this->sig_get_confirm.mib_value,
443                                        size);     457                                        size);
444                         goto out;                 458                         goto out;
445                 }                                 459                 }
446         }                                         460         }
447         spin_unlock_irqrestore(&this->lock, fl    461         spin_unlock_irqrestore(&this->lock, flags);
448 out:                                              462 out:
449         return rc;                                463         return rc;
450 }                                                 464 }
451                                                   465 
452 static int wl3501_pwr_mgmt(struct wl3501_card     466 static int wl3501_pwr_mgmt(struct wl3501_card *this, int suspend)
453 {                                                 467 {
454         struct wl3501_pwr_mgmt_req sig = {        468         struct wl3501_pwr_mgmt_req sig = {
455                 .sig_id         = WL3501_SIG_P    469                 .sig_id         = WL3501_SIG_PWR_MGMT_REQ,
456                 .pwr_save       = suspend,        470                 .pwr_save       = suspend,
457                 .wake_up        = !suspend,       471                 .wake_up        = !suspend,
458                 .receive_dtims  = 10,             472                 .receive_dtims  = 10,
459         };                                        473         };
460         unsigned long flags;                      474         unsigned long flags;
461         int rc = -EIO;                            475         int rc = -EIO;
462                                                   476 
463         spin_lock_irqsave(&this->lock, flags);    477         spin_lock_irqsave(&this->lock, flags);
464         if (wl3501_esbq_req_test(this)) {         478         if (wl3501_esbq_req_test(this)) {
465                 u16 ptr = wl3501_get_tx_buffer    479                 u16 ptr = wl3501_get_tx_buffer(this, sizeof(sig));
466                 if (ptr) {                        480                 if (ptr) {
467                         wl3501_set_to_wla(this    481                         wl3501_set_to_wla(this, ptr, &sig, sizeof(sig));
468                         wl3501_esbq_req(this,     482                         wl3501_esbq_req(this, &ptr);
469                         this->sig_pwr_mgmt_con    483                         this->sig_pwr_mgmt_confirm.status = 255;
470                         spin_unlock_irqrestore    484                         spin_unlock_irqrestore(&this->lock, flags);
471                         rc = wait_event_interr    485                         rc = wait_event_interruptible(this->wait,
472                                 this->sig_pwr_    486                                 this->sig_pwr_mgmt_confirm.status != 255);
473                         printk(KERN_INFO "%s:     487                         printk(KERN_INFO "%s: %s status=%d\n", __FUNCTION__,
474                                suspend ? "susp    488                                suspend ? "suspend" : "resume",
475                                this->sig_pwr_m    489                                this->sig_pwr_mgmt_confirm.status);
476                         goto out;                 490                         goto out;
477                 }                                 491                 }
478         }                                         492         }
479         spin_unlock_irqrestore(&this->lock, fl    493         spin_unlock_irqrestore(&this->lock, flags);
480 out:                                              494 out:
481         return rc;                                495         return rc;
482 }                                                 496 }
483                                                   497 
484 /**                                               498 /**
485  * wl3501_send_pkt - Send a packet.               499  * wl3501_send_pkt - Send a packet.
486  * @this - card                                   500  * @this - card
487  *                                                501  *
488  * Send a packet.                                 502  * Send a packet.
489  *                                                503  *
490  * data = Ethernet raw frame.  (e.g. data[0] -    504  * data = Ethernet raw frame.  (e.g. data[0] - data[5] is Dest MAC Addr,
491  *                                   data[6] -    505  *                                   data[6] - data[11] is Src MAC Addr)
492  * Ref: IEEE 802.11                               506  * Ref: IEEE 802.11
493  */                                               507  */
494 static int wl3501_send_pkt(struct wl3501_card     508 static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len)
495 {                                                 509 {
496         u16 bf, sig_bf, next, tmplen, pktlen;     510         u16 bf, sig_bf, next, tmplen, pktlen;
497         struct wl3501_md_req sig = {              511         struct wl3501_md_req sig = {
498                 .sig_id = WL3501_SIG_MD_REQ,      512                 .sig_id = WL3501_SIG_MD_REQ,
499         };                                        513         };
500         u8 *pdata = (char *)data;                 514         u8 *pdata = (char *)data;
501         int rc = -EIO;                            515         int rc = -EIO;
502                                                   516 
503         if (wl3501_esbq_req_test(this)) {         517         if (wl3501_esbq_req_test(this)) {
504                 sig_bf = wl3501_get_tx_buffer(    518                 sig_bf = wl3501_get_tx_buffer(this, sizeof(sig));
505                 rc = -ENOMEM;                     519                 rc = -ENOMEM;
506                 if (!sig_bf)    /* No free buf    520                 if (!sig_bf)    /* No free buffer available */
507                         goto out;                 521                         goto out;
508                 bf = wl3501_get_tx_buffer(this    522                 bf = wl3501_get_tx_buffer(this, len + 26 + 24);
509                 if (!bf) {                        523                 if (!bf) {
510                         /* No free buffer avai    524                         /* No free buffer available */
511                         wl3501_free_tx_buffer(    525                         wl3501_free_tx_buffer(this, sig_bf);
512                         goto out;                 526                         goto out;
513                 }                                 527                 }
514                 rc = 0;                           528                 rc = 0;
515                 memcpy(&sig.daddr[0], pdata, 1    529                 memcpy(&sig.daddr[0], pdata, 12);
516                 pktlen = len - 12;                530                 pktlen = len - 12;
517                 pdata += 12;                      531                 pdata += 12;
518                 sig.data = bf;                    532                 sig.data = bf;
519                 if (((*pdata) * 256 + (*(pdata    533                 if (((*pdata) * 256 + (*(pdata + 1))) > 1500) {
520                         u8 addr4[ETH_ALEN] = {    534                         u8 addr4[ETH_ALEN] = {
521                                 [0] = 0xAA, [1    535                                 [0] = 0xAA, [1] = 0xAA, [2] = 0x03, [4] = 0x00,
522                         };                        536                         };
523                                                   537 
524                         wl3501_set_to_wla(this    538                         wl3501_set_to_wla(this, bf + 2 +
525                                           offs    539                                           offsetof(struct wl3501_tx_hdr, addr4),
526                                           addr    540                                           addr4, sizeof(addr4));
527                         sig.size = pktlen + 24    541                         sig.size = pktlen + 24 + 4 + 6;
528                         if (pktlen > (254 - si    542                         if (pktlen > (254 - sizeof(struct wl3501_tx_hdr))) {
529                                 tmplen = 254 -    543                                 tmplen = 254 - sizeof(struct wl3501_tx_hdr);
530                                 pktlen -= tmpl    544                                 pktlen -= tmplen;
531                         } else {                  545                         } else {
532                                 tmplen = pktle    546                                 tmplen = pktlen;
533                                 pktlen = 0;       547                                 pktlen = 0;
534                         }                         548                         }
535                         wl3501_set_to_wla(this    549                         wl3501_set_to_wla(this,
536                                           bf +    550                                           bf + 2 + sizeof(struct wl3501_tx_hdr),
537                                           pdat    551                                           pdata, tmplen);
538                         pdata += tmplen;          552                         pdata += tmplen;
539                         wl3501_get_from_wla(th    553                         wl3501_get_from_wla(this, bf, &next, sizeof(next));
540                         bf = next;                554                         bf = next;
541                 } else {                          555                 } else {
542                         sig.size = pktlen + 24    556                         sig.size = pktlen + 24 + 4 - 2;
543                         pdata += 2;               557                         pdata += 2;
544                         pktlen -= 2;              558                         pktlen -= 2;
545                         if (pktlen > (254 - si    559                         if (pktlen > (254 - sizeof(struct wl3501_tx_hdr) + 6)) {
546                                 tmplen = 254 -    560                                 tmplen = 254 - sizeof(struct wl3501_tx_hdr) + 6;
547                                 pktlen -= tmpl    561                                 pktlen -= tmplen;
548                         } else {                  562                         } else {
549                                 tmplen = pktle    563                                 tmplen = pktlen;
550                                 pktlen = 0;       564                                 pktlen = 0;
551                         }                         565                         }
552                         wl3501_set_to_wla(this    566                         wl3501_set_to_wla(this, bf + 2 +
553                                           offs    567                                           offsetof(struct wl3501_tx_hdr, addr4),
554                                           pdat    568                                           pdata, tmplen);
555                         pdata += tmplen;          569                         pdata += tmplen;
556                         wl3501_get_from_wla(th    570                         wl3501_get_from_wla(this, bf, &next, sizeof(next));
557                         bf = next;                571                         bf = next;
558                 }                                 572                 }
559                 while (pktlen > 0) {              573                 while (pktlen > 0) {
560                         if (pktlen > 254) {       574                         if (pktlen > 254) {
561                                 tmplen = 254;     575                                 tmplen = 254;
562                                 pktlen -= 254;    576                                 pktlen -= 254;
563                         } else {                  577                         } else {
564                                 tmplen = pktle    578                                 tmplen = pktlen;
565                                 pktlen = 0;       579                                 pktlen = 0;
566                         }                         580                         }
567                         wl3501_set_to_wla(this    581                         wl3501_set_to_wla(this, bf + 2, pdata, tmplen);
568                         pdata += tmplen;          582                         pdata += tmplen;
569                         wl3501_get_from_wla(th    583                         wl3501_get_from_wla(this, bf, &next, sizeof(next));
570                         bf = next;                584                         bf = next;
571                 }                                 585                 }
572                 wl3501_set_to_wla(this, sig_bf    586                 wl3501_set_to_wla(this, sig_bf, &sig, sizeof(sig));
573                 wl3501_esbq_req(this, &sig_bf)    587                 wl3501_esbq_req(this, &sig_bf);
574         }                                         588         }
575 out:                                              589 out:
576         return rc;                                590         return rc;
577 }                                                 591 }
578                                                   592 
579 static int wl3501_mgmt_resync(struct wl3501_ca    593 static int wl3501_mgmt_resync(struct wl3501_card *this)
580 {                                                 594 {
581         struct wl3501_resync_req sig = {          595         struct wl3501_resync_req sig = {
582                 .sig_id = WL3501_SIG_RESYNC_RE    596                 .sig_id = WL3501_SIG_RESYNC_REQ,
583         };                                        597         };
584                                                   598 
585         return wl3501_esbq_exec(this, &sig, si    599         return wl3501_esbq_exec(this, &sig, sizeof(sig));
586 }                                                 600 }
587                                                   601 
588 static inline int wl3501_fw_bss_type(struct wl    602 static inline int wl3501_fw_bss_type(struct wl3501_card *this)
589 {                                                 603 {
590         return this->net_type == IW_MODE_INFRA    604         return this->net_type == IW_MODE_INFRA ? WL3501_NET_TYPE_INFRA :
591                                                   605                                                  WL3501_NET_TYPE_ADHOC;
592 }                                                 606 }
593                                                   607 
594 static inline int wl3501_fw_cap_info(struct wl    608 static inline int wl3501_fw_cap_info(struct wl3501_card *this)
595 {                                                 609 {
596         return this->net_type == IW_MODE_INFRA    610         return this->net_type == IW_MODE_INFRA ? WL3501_MGMT_CAPABILITY_ESS :
597                                                   611                                                  WL3501_MGMT_CAPABILITY_IBSS;
598 }                                                 612 }
599                                                   613 
600 static int wl3501_mgmt_scan(struct wl3501_card    614 static int wl3501_mgmt_scan(struct wl3501_card *this, u16 chan_time)
601 {                                                 615 {
602         struct wl3501_scan_req sig = {            616         struct wl3501_scan_req sig = {
603                 .sig_id         = WL3501_SIG_S    617                 .sig_id         = WL3501_SIG_SCAN_REQ,
604                 .scan_type      = WL3501_SCAN_    618                 .scan_type      = WL3501_SCAN_TYPE_ACTIVE,
605                 .probe_delay    = 0x10,           619                 .probe_delay    = 0x10,
606                 .min_chan_time  = chan_time,      620                 .min_chan_time  = chan_time,
607                 .max_chan_time  = chan_time,      621                 .max_chan_time  = chan_time,
608                 .bss_type       = wl3501_fw_bs    622                 .bss_type       = wl3501_fw_bss_type(this),
609         };                                        623         };
610                                                   624 
611         this->bss_cnt = this->join_sta_bss = 0    625         this->bss_cnt = this->join_sta_bss = 0;
612         return wl3501_esbq_exec(this, &sig, si    626         return wl3501_esbq_exec(this, &sig, sizeof(sig));
613 }                                                 627 }
614                                                   628 
615 static int wl3501_mgmt_join(struct wl3501_card    629 static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas)
616 {                                                 630 {
617         struct wl3501_join_req sig = {            631         struct wl3501_join_req sig = {
618                 .sig_id           = WL3501_SIG    632                 .sig_id           = WL3501_SIG_JOIN_REQ,
619                 .timeout          = 10,           633                 .timeout          = 10,
620                 .ds_pset = {                      634                 .ds_pset = {
621                         .el = {                   635                         .el = {
622                                 .id  = IW_MGMT    636                                 .id  = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET,
623                                 .len = 1,         637                                 .len = 1,
624                         },                        638                         },
625                         .chan   = this->chan,     639                         .chan   = this->chan,
626                 },                                640                 },
627         };                                        641         };
628                                                   642 
629         memcpy(&sig.beacon_period, &this->bss_    643         memcpy(&sig.beacon_period, &this->bss_set[stas].beacon_period, 72);
630         return wl3501_esbq_exec(this, &sig, si    644         return wl3501_esbq_exec(this, &sig, sizeof(sig));
631 }                                                 645 }
632                                                   646 
633 static int wl3501_mgmt_start(struct wl3501_car    647 static int wl3501_mgmt_start(struct wl3501_card *this)
634 {                                                 648 {
635         struct wl3501_start_req sig = {           649         struct wl3501_start_req sig = {
636                 .sig_id                 = WL35    650                 .sig_id                 = WL3501_SIG_START_REQ,
637                 .beacon_period          = 400,    651                 .beacon_period          = 400,
638                 .dtim_period            = 1,      652                 .dtim_period            = 1,
639                 .ds_pset = {                      653                 .ds_pset = {
640                         .el = {                   654                         .el = {
641                                 .id  = IW_MGMT    655                                 .id  = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET,
642                                 .len = 1,         656                                 .len = 1,
643                         },                        657                         },
644                         .chan   = this->chan,     658                         .chan   = this->chan,
645                 },                                659                 },
646                 .bss_basic_rset = {               660                 .bss_basic_rset = {
647                         .el = {                   661                         .el = {
648                                 .id     = IW_M    662                                 .id     = IW_MGMT_INFO_ELEMENT_SUPPORTED_RATES,
649                                 .len = 2,         663                                 .len = 2,
650                         },                        664                         },
651                         .data_rate_labels = {     665                         .data_rate_labels = {
652                                 [0] = IW_MGMT_    666                                 [0] = IW_MGMT_RATE_LABEL_MANDATORY |
653                                       IW_MGMT_    667                                       IW_MGMT_RATE_LABEL_1MBIT,
654                                 [1] = IW_MGMT_    668                                 [1] = IW_MGMT_RATE_LABEL_MANDATORY |
655                                       IW_MGMT_    669                                       IW_MGMT_RATE_LABEL_2MBIT,
656                         },                        670                         },
657                 },                                671                 },
658                 .operational_rset       = {       672                 .operational_rset       = {
659                         .el = {                   673                         .el = {
660                                 .id     = IW_M    674                                 .id     = IW_MGMT_INFO_ELEMENT_SUPPORTED_RATES,
661                                 .len = 2,         675                                 .len = 2,
662                         },                        676                         },
663                         .data_rate_labels = {     677                         .data_rate_labels = {
664                                 [0] = IW_MGMT_    678                                 [0] = IW_MGMT_RATE_LABEL_MANDATORY |
665                                       IW_MGMT_    679                                       IW_MGMT_RATE_LABEL_1MBIT,
666                                 [1] = IW_MGMT_    680                                 [1] = IW_MGMT_RATE_LABEL_MANDATORY |
667                                       IW_MGMT_    681                                       IW_MGMT_RATE_LABEL_2MBIT,
668                         },                        682                         },
669                 },                                683                 },
670                 .ibss_pset              = {       684                 .ibss_pset              = {
671                         .el = {                   685                         .el = {
672                                 .id      = IW_    686                                 .id      = IW_MGMT_INFO_ELEMENT_IBSS_PARAMETER_SET,
673                                 .len     = 2,     687                                 .len     = 2,
674                         },                        688                         },
675                         .atim_window = 10,        689                         .atim_window = 10,
676                 },                                690                 },
677                 .bss_type               = wl35    691                 .bss_type               = wl3501_fw_bss_type(this),
678                 .cap_info               = wl35    692                 .cap_info               = wl3501_fw_cap_info(this),
679         };                                        693         };
680                                                   694 
681         iw_copy_mgmt_info_element(&sig.ssid.el    695         iw_copy_mgmt_info_element(&sig.ssid.el, &this->essid.el);
682         iw_copy_mgmt_info_element(&this->keep_    696         iw_copy_mgmt_info_element(&this->keep_essid.el, &this->essid.el);
683         return wl3501_esbq_exec(this, &sig, si    697         return wl3501_esbq_exec(this, &sig, sizeof(sig));
684 }                                                 698 }
685                                                   699 
686 static void wl3501_mgmt_scan_confirm(struct wl    700 static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr)
687 {                                                 701 {
688         u16 i = 0;                                702         u16 i = 0;
689         int matchflag = 0;                        703         int matchflag = 0;
690         struct wl3501_scan_confirm sig;           704         struct wl3501_scan_confirm sig;
691                                                   705 
692         dprintk(3, "entry");                      706         dprintk(3, "entry");
693         wl3501_get_from_wla(this, addr, &sig,     707         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
694         if (sig.status == WL3501_STATUS_SUCCES    708         if (sig.status == WL3501_STATUS_SUCCESS) {
695                 dprintk(3, "success");            709                 dprintk(3, "success");
696                 if ((this->net_type == IW_MODE    710                 if ((this->net_type == IW_MODE_INFRA &&
697                      (sig.cap_info & WL3501_MG    711                      (sig.cap_info & WL3501_MGMT_CAPABILITY_ESS)) ||
698                     (this->net_type == IW_MODE    712                     (this->net_type == IW_MODE_ADHOC &&
699                      (sig.cap_info & WL3501_MG    713                      (sig.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) ||
700                     this->net_type == IW_MODE_    714                     this->net_type == IW_MODE_AUTO) {
701                         if (!this->essid.el.le    715                         if (!this->essid.el.len)
702                                 matchflag = 1;    716                                 matchflag = 1;
703                         else if (this->essid.e    717                         else if (this->essid.el.len == 3 &&
704                                  !memcmp(this-    718                                  !memcmp(this->essid.essid, "ANY", 3))
705                                 matchflag = 1;    719                                 matchflag = 1;
706                         else if (this->essid.e    720                         else if (this->essid.el.len != sig.ssid.el.len)
707                                 matchflag = 0;    721                                 matchflag = 0;
708                         else if (memcmp(this->    722                         else if (memcmp(this->essid.essid, sig.ssid.essid,
709                                         this->    723                                         this->essid.el.len))
710                                 matchflag = 0;    724                                 matchflag = 0;
711                         else                      725                         else
712                                 matchflag = 1;    726                                 matchflag = 1;
713                         if (matchflag) {          727                         if (matchflag) {
714                                 for (i = 0; i     728                                 for (i = 0; i < this->bss_cnt; i++) {
715                                         if (!m    729                                         if (!memcmp(this->bss_set[i].bssid,
716                                                   730                                                     sig.bssid, ETH_ALEN)) {
717                                                   731                                                 matchflag = 0;
718                                                   732                                                 break;
719                                         }         733                                         }
720                                 }                 734                                 }
721                         }                         735                         }
722                         if (matchflag && (i <     736                         if (matchflag && (i < 20)) {
723                                 memcpy(&this->    737                                 memcpy(&this->bss_set[i].beacon_period,
724                                        &sig.be    738                                        &sig.beacon_period, 73);
725                                 this->bss_cnt+    739                                 this->bss_cnt++;
726                                 this->rssi = s    740                                 this->rssi = sig.rssi;
727                         }                         741                         }
728                 }                                 742                 }
729         } else if (sig.status == WL3501_STATUS    743         } else if (sig.status == WL3501_STATUS_TIMEOUT) {
730                 dprintk(3, "timeout");            744                 dprintk(3, "timeout");
731                 this->join_sta_bss = 0;           745                 this->join_sta_bss = 0;
732                 for (i = this->join_sta_bss; i    746                 for (i = this->join_sta_bss; i < this->bss_cnt; i++)
733                         if (!wl3501_mgmt_join(    747                         if (!wl3501_mgmt_join(this, i))
734                                 break;            748                                 break;
735                 this->join_sta_bss = i;           749                 this->join_sta_bss = i;
736                 if (this->join_sta_bss == this    750                 if (this->join_sta_bss == this->bss_cnt) {
737                         if (this->net_type ==     751                         if (this->net_type == IW_MODE_INFRA)
738                                 wl3501_mgmt_sc    752                                 wl3501_mgmt_scan(this, 100);
739                         else {                    753                         else {
740                                 this->adhoc_ti    754                                 this->adhoc_times++;
741                                 if (this->adho    755                                 if (this->adhoc_times > WL3501_MAX_ADHOC_TRIES)
742                                         wl3501    756                                         wl3501_mgmt_start(this);
743                                 else              757                                 else
744                                         wl3501    758                                         wl3501_mgmt_scan(this, 100);
745                         }                         759                         }
746                 }                                 760                 }
747         }                                         761         }
748 }                                                 762 }
749                                                   763 
750 /**                                               764 /**
751  * wl3501_block_interrupt - Mask interrupt fro    765  * wl3501_block_interrupt - Mask interrupt from SUTRO
752  * @this - card                                   766  * @this - card
753  *                                                767  *
754  * Mask interrupt from SUTRO. (i.e. SUTRO cann    768  * Mask interrupt from SUTRO. (i.e. SUTRO cannot interrupt the HOST)
755  * Return: 1 if interrupt is originally enable    769  * Return: 1 if interrupt is originally enabled
756  */                                               770  */
757 static int wl3501_block_interrupt(struct wl350    771 static int wl3501_block_interrupt(struct wl3501_card *this)
758 {                                                 772 {
759         u8 old = inb(this->base_addr + WL3501_    773         u8 old = inb(this->base_addr + WL3501_NIC_GCR);
760         u8 new = old & (~(WL3501_GCR_ECINT | W    774         u8 new = old & (~(WL3501_GCR_ECINT | WL3501_GCR_INT2EC |
761                         WL3501_GCR_ENECINT));     775                         WL3501_GCR_ENECINT));
762                                                   776 
763         wl3501_outb(new, this->base_addr + WL3    777         wl3501_outb(new, this->base_addr + WL3501_NIC_GCR);
764         return old & WL3501_GCR_ENECINT;          778         return old & WL3501_GCR_ENECINT;
765 }                                                 779 }
766                                                   780 
767 /**                                               781 /**
768  * wl3501_unblock_interrupt - Enable interrupt    782  * wl3501_unblock_interrupt - Enable interrupt from SUTRO
769  * @this - card                                   783  * @this - card
770  *                                                784  *
771  * Enable interrupt from SUTRO. (i.e. SUTRO ca    785  * Enable interrupt from SUTRO. (i.e. SUTRO can interrupt the HOST)
772  * Return: 1 if interrupt is originally enable    786  * Return: 1 if interrupt is originally enabled
773  */                                               787  */
774 static int wl3501_unblock_interrupt(struct wl3    788 static int wl3501_unblock_interrupt(struct wl3501_card *this)
775 {                                                 789 {
776         u8 old = inb(this->base_addr + WL3501_    790         u8 old = inb(this->base_addr + WL3501_NIC_GCR);
777         u8 new = (old & ~(WL3501_GCR_ECINT | W    791         u8 new = (old & ~(WL3501_GCR_ECINT | WL3501_GCR_INT2EC)) |
778                   WL3501_GCR_ENECINT;             792                   WL3501_GCR_ENECINT;
779                                                   793 
780         wl3501_outb(new, this->base_addr + WL3    794         wl3501_outb(new, this->base_addr + WL3501_NIC_GCR);
781         return old & WL3501_GCR_ENECINT;          795         return old & WL3501_GCR_ENECINT;
782 }                                                 796 }
783                                                   797 
784 /**                                               798 /**
785  * wl3501_receive - Receive data from Receive     799  * wl3501_receive - Receive data from Receive Queue.
786  *                                                800  *
787  * Receive data from Receive Queue.               801  * Receive data from Receive Queue.
788  *                                                802  *
789  * @this: card                                    803  * @this: card
790  * @bf: address of host                           804  * @bf: address of host
791  * @size: size of buffer.                         805  * @size: size of buffer.
792  */                                               806  */
793 static u16 wl3501_receive(struct wl3501_card *    807 static u16 wl3501_receive(struct wl3501_card *this, u8 *bf, u16 size)
794 {                                                 808 {
795         u16 next_addr, next_addr1;                809         u16 next_addr, next_addr1;
796         u8 *data = bf + 12;                       810         u8 *data = bf + 12;
797                                                   811 
798         size -= 12;                               812         size -= 12;
799         wl3501_get_from_wla(this, this->start_    813         wl3501_get_from_wla(this, this->start_seg + 2,
800                             &next_addr, sizeof    814                             &next_addr, sizeof(next_addr));
801         if (size > WL3501_BLKSZ - sizeof(struc    815         if (size > WL3501_BLKSZ - sizeof(struct wl3501_rx_hdr)) {
802                 wl3501_get_from_wla(this,         816                 wl3501_get_from_wla(this,
803                                     this->star    817                                     this->start_seg +
804                                         sizeof    818                                         sizeof(struct wl3501_rx_hdr), data,
805                                     WL3501_BLK    819                                     WL3501_BLKSZ -
806                                         sizeof    820                                         sizeof(struct wl3501_rx_hdr));
807                 size -= WL3501_BLKSZ - sizeof(    821                 size -= WL3501_BLKSZ - sizeof(struct wl3501_rx_hdr);
808                 data += WL3501_BLKSZ - sizeof(    822                 data += WL3501_BLKSZ - sizeof(struct wl3501_rx_hdr);
809         } else {                                  823         } else {
810                 wl3501_get_from_wla(this,         824                 wl3501_get_from_wla(this,
811                                     this->star    825                                     this->start_seg +
812                                         sizeof    826                                         sizeof(struct wl3501_rx_hdr),
813                                     data, size    827                                     data, size);
814                 size = 0;                         828                 size = 0;
815         }                                         829         }
816         while (size > 0) {                        830         while (size > 0) {
817                 if (size > WL3501_BLKSZ - 5) {    831                 if (size > WL3501_BLKSZ - 5) {
818                         wl3501_get_from_wla(th    832                         wl3501_get_from_wla(this, next_addr + 5, data,
819                                             WL    833                                             WL3501_BLKSZ - 5);
820                         size -= WL3501_BLKSZ -    834                         size -= WL3501_BLKSZ - 5;
821                         data += WL3501_BLKSZ -    835                         data += WL3501_BLKSZ - 5;
822                         wl3501_get_from_wla(th    836                         wl3501_get_from_wla(this, next_addr + 2, &next_addr1,
823                                             si    837                                             sizeof(next_addr1));
824                         next_addr = next_addr1    838                         next_addr = next_addr1;
825                 } else {                          839                 } else {
826                         wl3501_get_from_wla(th    840                         wl3501_get_from_wla(this, next_addr + 5, data, size);
827                         size = 0;                 841                         size = 0;
828                 }                                 842                 }
829         }                                         843         }
830         return 0;                                 844         return 0;
831 }                                                 845 }
832                                                   846 
833 static void wl3501_esbq_req_free(struct wl3501    847 static void wl3501_esbq_req_free(struct wl3501_card *this)
834 {                                                 848 {
835         u8 tmp;                                   849         u8 tmp;
836         u16 addr;                                 850         u16 addr;
837                                                   851 
838         if (this->esbq_req_head == this->esbq_    852         if (this->esbq_req_head == this->esbq_req_tail)
839                 goto out;                         853                 goto out;
840         wl3501_get_from_wla(this, this->esbq_r    854         wl3501_get_from_wla(this, this->esbq_req_tail + 3, &tmp, sizeof(tmp));
841         if (!(tmp & 0x80))                        855         if (!(tmp & 0x80))
842                 goto out;                         856                 goto out;
843         wl3501_get_from_wla(this, this->esbq_r    857         wl3501_get_from_wla(this, this->esbq_req_tail, &addr, sizeof(addr));
844         wl3501_free_tx_buffer(this, addr);        858         wl3501_free_tx_buffer(this, addr);
845         this->esbq_req_tail += 4;                 859         this->esbq_req_tail += 4;
846         if (this->esbq_req_tail >= this->esbq_    860         if (this->esbq_req_tail >= this->esbq_req_end)
847                 this->esbq_req_tail = this->es    861                 this->esbq_req_tail = this->esbq_req_start;
848 out:                                              862 out:
849         return;                                   863         return;
850 }                                                 864 }
851                                                   865 
852 static int wl3501_esbq_confirm(struct wl3501_c    866 static int wl3501_esbq_confirm(struct wl3501_card *this)
853 {                                                 867 {
854         u8 tmp;                                   868         u8 tmp;
855                                                   869 
856         wl3501_get_from_wla(this, this->esbq_c    870         wl3501_get_from_wla(this, this->esbq_confirm + 3, &tmp, sizeof(tmp));
857         return tmp & 0x80;                        871         return tmp & 0x80;
858 }                                                 872 }
859                                                   873 
860 static void wl3501_online(struct net_device *d    874 static void wl3501_online(struct net_device *dev)
861 {                                                 875 {
862         struct wl3501_card *this = netdev_priv !! 876         struct wl3501_card *this = dev->priv;
863         DECLARE_MAC_BUF(mac);                  << 
864                                                   877 
865         printk(KERN_INFO "%s: Wireless LAN onl !! 878         printk(KERN_INFO "%s: Wireless LAN online. BSSID: "
866                dev->name, print_mac(mac, this- !! 879                "%02X %02X %02X %02X %02X %02X\n", dev->name,
                                                   >> 880                this->bssid[0], this->bssid[1], this->bssid[2],
                                                   >> 881                this->bssid[3], this->bssid[4], this->bssid[5]);
867         netif_wake_queue(dev);                    882         netif_wake_queue(dev);
868 }                                                 883 }
869                                                   884 
870 static void wl3501_esbq_confirm_done(struct wl    885 static void wl3501_esbq_confirm_done(struct wl3501_card *this)
871 {                                                 886 {
872         u8 tmp = 0;                               887         u8 tmp = 0;
873                                                   888 
874         wl3501_set_to_wla(this, this->esbq_con    889         wl3501_set_to_wla(this, this->esbq_confirm + 3, &tmp, sizeof(tmp));
875         this->esbq_confirm += 4;                  890         this->esbq_confirm += 4;
876         if (this->esbq_confirm >= this->esbq_c    891         if (this->esbq_confirm >= this->esbq_confirm_end)
877                 this->esbq_confirm = this->esb    892                 this->esbq_confirm = this->esbq_confirm_start;
878 }                                                 893 }
879                                                   894 
880 static int wl3501_mgmt_auth(struct wl3501_card    895 static int wl3501_mgmt_auth(struct wl3501_card *this)
881 {                                                 896 {
882         struct wl3501_auth_req sig = {            897         struct wl3501_auth_req sig = {
883                 .sig_id  = WL3501_SIG_AUTH_REQ    898                 .sig_id  = WL3501_SIG_AUTH_REQ,
884                 .type    = WL3501_SYS_TYPE_OPE    899                 .type    = WL3501_SYS_TYPE_OPEN,
885                 .timeout = 1000,                  900                 .timeout = 1000,
886         };                                        901         };
887                                                   902 
888         dprintk(3, "entry");                      903         dprintk(3, "entry");
889         memcpy(sig.mac_addr, this->bssid, ETH_    904         memcpy(sig.mac_addr, this->bssid, ETH_ALEN);
890         return wl3501_esbq_exec(this, &sig, si    905         return wl3501_esbq_exec(this, &sig, sizeof(sig));
891 }                                                 906 }
892                                                   907 
893 static int wl3501_mgmt_association(struct wl35    908 static int wl3501_mgmt_association(struct wl3501_card *this)
894 {                                                 909 {
895         struct wl3501_assoc_req sig = {           910         struct wl3501_assoc_req sig = {
896                 .sig_id          = WL3501_SIG_    911                 .sig_id          = WL3501_SIG_ASSOC_REQ,
897                 .timeout         = 1000,          912                 .timeout         = 1000,
898                 .listen_interval = 5,             913                 .listen_interval = 5,
899                 .cap_info        = this->cap_i    914                 .cap_info        = this->cap_info,
900         };                                        915         };
901                                                   916 
902         dprintk(3, "entry");                      917         dprintk(3, "entry");
903         memcpy(sig.mac_addr, this->bssid, ETH_    918         memcpy(sig.mac_addr, this->bssid, ETH_ALEN);
904         return wl3501_esbq_exec(this, &sig, si    919         return wl3501_esbq_exec(this, &sig, sizeof(sig));
905 }                                                 920 }
906                                                   921 
907 static void wl3501_mgmt_join_confirm(struct ne    922 static void wl3501_mgmt_join_confirm(struct net_device *dev, u16 addr)
908 {                                                 923 {
909         struct wl3501_card *this = netdev_priv !! 924         struct wl3501_card *this = dev->priv;
910         struct wl3501_join_confirm sig;           925         struct wl3501_join_confirm sig;
911                                                   926 
912         dprintk(3, "entry");                      927         dprintk(3, "entry");
913         wl3501_get_from_wla(this, addr, &sig,     928         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
914         if (sig.status == WL3501_STATUS_SUCCES    929         if (sig.status == WL3501_STATUS_SUCCESS) {
915                 if (this->net_type == IW_MODE_    930                 if (this->net_type == IW_MODE_INFRA) {
916                         if (this->join_sta_bss    931                         if (this->join_sta_bss < this->bss_cnt) {
917                                 const int i =     932                                 const int i = this->join_sta_bss;
918                                 memcpy(this->b    933                                 memcpy(this->bssid,
919                                        this->b    934                                        this->bss_set[i].bssid, ETH_ALEN);
920                                 this->chan = t    935                                 this->chan = this->bss_set[i].ds_pset.chan;
921                                 iw_copy_mgmt_i    936                                 iw_copy_mgmt_info_element(&this->keep_essid.el,
922                                                   937                                                      &this->bss_set[i].ssid.el);
923                                 wl3501_mgmt_au    938                                 wl3501_mgmt_auth(this);
924                         }                         939                         }
925                 } else {                          940                 } else {
926                         const int i = this->jo    941                         const int i = this->join_sta_bss;
927                                                   942 
928                         memcpy(&this->bssid, &    943                         memcpy(&this->bssid, &this->bss_set[i].bssid, ETH_ALEN);
929                         this->chan = this->bss    944                         this->chan = this->bss_set[i].ds_pset.chan;
930                         iw_copy_mgmt_info_elem    945                         iw_copy_mgmt_info_element(&this->keep_essid.el,
931                                                   946                                                   &this->bss_set[i].ssid.el);
932                         wl3501_online(dev);       947                         wl3501_online(dev);
933                 }                                 948                 }
934         } else {                                  949         } else {
935                 int i;                            950                 int i;
936                 this->join_sta_bss++;             951                 this->join_sta_bss++;
937                 for (i = this->join_sta_bss; i    952                 for (i = this->join_sta_bss; i < this->bss_cnt; i++)
938                         if (!wl3501_mgmt_join(    953                         if (!wl3501_mgmt_join(this, i))
939                                 break;            954                                 break;
940                 this->join_sta_bss = i;           955                 this->join_sta_bss = i;
941                 if (this->join_sta_bss == this    956                 if (this->join_sta_bss == this->bss_cnt) {
942                         if (this->net_type ==     957                         if (this->net_type == IW_MODE_INFRA)
943                                 wl3501_mgmt_sc    958                                 wl3501_mgmt_scan(this, 100);
944                         else {                    959                         else {
945                                 this->adhoc_ti    960                                 this->adhoc_times++;
946                                 if (this->adho    961                                 if (this->adhoc_times > WL3501_MAX_ADHOC_TRIES)
947                                         wl3501    962                                         wl3501_mgmt_start(this);
948                                 else              963                                 else
949                                         wl3501    964                                         wl3501_mgmt_scan(this, 100);
950                         }                         965                         }
951                 }                                 966                 }
952         }                                         967         }
953 }                                                 968 }
954                                                   969 
955 static inline void wl3501_alarm_interrupt(stru    970 static inline void wl3501_alarm_interrupt(struct net_device *dev,
956                                           stru    971                                           struct wl3501_card *this)
957 {                                                 972 {
958         if (this->net_type == IW_MODE_INFRA) {    973         if (this->net_type == IW_MODE_INFRA) {
959                 printk(KERN_INFO "Wireless LAN    974                 printk(KERN_INFO "Wireless LAN offline\n");
960                 netif_stop_queue(dev);            975                 netif_stop_queue(dev);
961                 wl3501_mgmt_resync(this);         976                 wl3501_mgmt_resync(this);
962         }                                         977         }
963 }                                                 978 }
964                                                   979 
965 static inline void wl3501_md_confirm_interrupt    980 static inline void wl3501_md_confirm_interrupt(struct net_device *dev,
966                                                   981                                                struct wl3501_card *this,
967                                                   982                                                u16 addr)
968 {                                                 983 {
969         struct wl3501_md_confirm sig;             984         struct wl3501_md_confirm sig;
970                                                   985 
971         dprintk(3, "entry");                      986         dprintk(3, "entry");
972         wl3501_get_from_wla(this, addr, &sig,     987         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
973         wl3501_free_tx_buffer(this, sig.data);    988         wl3501_free_tx_buffer(this, sig.data);
974         if (netif_queue_stopped(dev))             989         if (netif_queue_stopped(dev))
975                 netif_wake_queue(dev);            990                 netif_wake_queue(dev);
976 }                                                 991 }
977                                                   992 
978 static inline void wl3501_md_ind_interrupt(str    993 static inline void wl3501_md_ind_interrupt(struct net_device *dev,
979                                            str    994                                            struct wl3501_card *this, u16 addr)
980 {                                                 995 {
981         struct wl3501_md_ind sig;                 996         struct wl3501_md_ind sig;
982         struct sk_buff *skb;                      997         struct sk_buff *skb;
983         u8 rssi, addr4[ETH_ALEN];                 998         u8 rssi, addr4[ETH_ALEN];
984         u16 pkt_len;                              999         u16 pkt_len;
985                                                   1000 
986         wl3501_get_from_wla(this, addr, &sig,     1001         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
987         this->start_seg = sig.data;               1002         this->start_seg = sig.data;
988         wl3501_get_from_wla(this,                 1003         wl3501_get_from_wla(this,
989                             sig.data + offseto    1004                             sig.data + offsetof(struct wl3501_rx_hdr, rssi),
990                             &rssi, sizeof(rssi    1005                             &rssi, sizeof(rssi));
991         this->rssi = rssi <= 63 ? (rssi * 100)    1006         this->rssi = rssi <= 63 ? (rssi * 100) / 64 : 255;
992                                                   1007 
993         wl3501_get_from_wla(this,                 1008         wl3501_get_from_wla(this,
994                             sig.data +            1009                             sig.data +
995                                 offsetof(struc    1010                                 offsetof(struct wl3501_rx_hdr, addr4),
996                             &addr4, sizeof(add    1011                             &addr4, sizeof(addr4));
997         if (!(addr4[0] == 0xAA && addr4[1] ==     1012         if (!(addr4[0] == 0xAA && addr4[1] == 0xAA &&
998               addr4[2] == 0x03 && addr4[4] ==     1013               addr4[2] == 0x03 && addr4[4] == 0x00)) {
999                 printk(KERN_INFO "Insupported     1014                 printk(KERN_INFO "Insupported packet type!\n");
1000                 return;                          1015                 return;
1001         }                                        1016         }
1002         pkt_len = sig.size + 12 - 24 - 4 - 6;    1017         pkt_len = sig.size + 12 - 24 - 4 - 6;
1003                                                  1018 
1004         skb = dev_alloc_skb(pkt_len + 5);        1019         skb = dev_alloc_skb(pkt_len + 5);
1005                                                  1020 
1006         if (!skb) {                              1021         if (!skb) {
1007                 printk(KERN_WARNING "%s: Can'    1022                 printk(KERN_WARNING "%s: Can't alloc a sk_buff of size %d.\n",
1008                        dev->name, pkt_len);      1023                        dev->name, pkt_len);
1009                 this->stats.rx_dropped++;        1024                 this->stats.rx_dropped++;
1010         } else {                                 1025         } else {
1011                 skb->dev = dev;                  1026                 skb->dev = dev;
1012                 skb_reserve(skb, 2); /* IP he    1027                 skb_reserve(skb, 2); /* IP headers on 16 bytes boundaries */
1013                 skb_copy_to_linear_data(skb,  !! 1028                 eth_copy_and_sum(skb, (unsigned char *)&sig.daddr, 12, 0);
1014                 wl3501_receive(this, skb->dat    1029                 wl3501_receive(this, skb->data, pkt_len);
1015                 skb_put(skb, pkt_len);           1030                 skb_put(skb, pkt_len);
1016                 skb->protocol   = eth_type_tr    1031                 skb->protocol   = eth_type_trans(skb, dev);
1017                 dev->last_rx    = jiffies;       1032                 dev->last_rx    = jiffies;
1018                 this->stats.rx_packets++;        1033                 this->stats.rx_packets++;
1019                 this->stats.rx_bytes += skb->    1034                 this->stats.rx_bytes += skb->len;
1020                 netif_rx(skb);                   1035                 netif_rx(skb);
1021         }                                        1036         }
1022 }                                                1037 }
1023                                                  1038 
1024 static inline void wl3501_get_confirm_interru    1039 static inline void wl3501_get_confirm_interrupt(struct wl3501_card *this,
1025                                                  1040                                                 u16 addr, void *sig, int size)
1026 {                                                1041 {
1027         dprintk(3, "entry");                     1042         dprintk(3, "entry");
1028         wl3501_get_from_wla(this, addr, &this    1043         wl3501_get_from_wla(this, addr, &this->sig_get_confirm,
1029                             sizeof(this->sig_    1044                             sizeof(this->sig_get_confirm));
1030         wake_up(&this->wait);                    1045         wake_up(&this->wait);
1031 }                                                1046 }
1032                                                  1047 
1033 static inline void wl3501_start_confirm_inter    1048 static inline void wl3501_start_confirm_interrupt(struct net_device *dev,
1034                                                  1049                                                   struct wl3501_card *this,
1035                                                  1050                                                   u16 addr)
1036 {                                                1051 {
1037         struct wl3501_start_confirm sig;         1052         struct wl3501_start_confirm sig;
1038                                                  1053 
1039         dprintk(3, "entry");                     1054         dprintk(3, "entry");
1040         wl3501_get_from_wla(this, addr, &sig,    1055         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
1041         if (sig.status == WL3501_STATUS_SUCCE    1056         if (sig.status == WL3501_STATUS_SUCCESS)
1042                 netif_wake_queue(dev);           1057                 netif_wake_queue(dev);
1043 }                                                1058 }
1044                                                  1059 
1045 static inline void wl3501_assoc_confirm_inter    1060 static inline void wl3501_assoc_confirm_interrupt(struct net_device *dev,
1046                                                  1061                                                   u16 addr)
1047 {                                                1062 {
1048         struct wl3501_card *this = netdev_pri !! 1063         struct wl3501_card *this = dev->priv;
1049         struct wl3501_assoc_confirm sig;         1064         struct wl3501_assoc_confirm sig;
1050                                                  1065 
1051         dprintk(3, "entry");                     1066         dprintk(3, "entry");
1052         wl3501_get_from_wla(this, addr, &sig,    1067         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
1053                                                  1068 
1054         if (sig.status == WL3501_STATUS_SUCCE    1069         if (sig.status == WL3501_STATUS_SUCCESS)
1055                 wl3501_online(dev);              1070                 wl3501_online(dev);
1056 }                                                1071 }
1057                                                  1072 
1058 static inline void wl3501_auth_confirm_interr    1073 static inline void wl3501_auth_confirm_interrupt(struct wl3501_card *this,
1059                                                  1074                                                  u16 addr)
1060 {                                                1075 {
1061         struct wl3501_auth_confirm sig;          1076         struct wl3501_auth_confirm sig;
1062                                                  1077 
1063         dprintk(3, "entry");                     1078         dprintk(3, "entry");
1064         wl3501_get_from_wla(this, addr, &sig,    1079         wl3501_get_from_wla(this, addr, &sig, sizeof(sig));
1065                                                  1080 
1066         if (sig.status == WL3501_STATUS_SUCCE    1081         if (sig.status == WL3501_STATUS_SUCCESS)
1067                 wl3501_mgmt_association(this)    1082                 wl3501_mgmt_association(this);
1068         else                                     1083         else
1069                 wl3501_mgmt_resync(this);        1084                 wl3501_mgmt_resync(this);
1070 }                                                1085 }
1071                                                  1086 
1072 static inline void wl3501_rx_interrupt(struct    1087 static inline void wl3501_rx_interrupt(struct net_device *dev)
1073 {                                                1088 {
1074         int morepkts;                            1089         int morepkts;
1075         u16 addr;                                1090         u16 addr;
1076         u8 sig_id;                               1091         u8 sig_id;
1077         struct wl3501_card *this = netdev_pri !! 1092         struct wl3501_card *this = dev->priv;
1078                                                  1093 
1079         dprintk(3, "entry");                     1094         dprintk(3, "entry");
1080 loop:                                            1095 loop:
1081         morepkts = 0;                            1096         morepkts = 0;
1082         if (!wl3501_esbq_confirm(this))          1097         if (!wl3501_esbq_confirm(this))
1083                 goto free;                       1098                 goto free;
1084         wl3501_get_from_wla(this, this->esbq_    1099         wl3501_get_from_wla(this, this->esbq_confirm, &addr, sizeof(addr));
1085         wl3501_get_from_wla(this, addr + 2, &    1100         wl3501_get_from_wla(this, addr + 2, &sig_id, sizeof(sig_id));
1086                                                  1101 
1087         switch (sig_id) {                        1102         switch (sig_id) {
1088         case WL3501_SIG_DEAUTH_IND:              1103         case WL3501_SIG_DEAUTH_IND:
1089         case WL3501_SIG_DISASSOC_IND:            1104         case WL3501_SIG_DISASSOC_IND:
1090         case WL3501_SIG_ALARM:                   1105         case WL3501_SIG_ALARM:
1091                 wl3501_alarm_interrupt(dev, t    1106                 wl3501_alarm_interrupt(dev, this);
1092                 break;                           1107                 break;
1093         case WL3501_SIG_MD_CONFIRM:              1108         case WL3501_SIG_MD_CONFIRM:
1094                 wl3501_md_confirm_interrupt(d    1109                 wl3501_md_confirm_interrupt(dev, this, addr);
1095                 break;                           1110                 break;
1096         case WL3501_SIG_MD_IND:                  1111         case WL3501_SIG_MD_IND:
1097                 wl3501_md_ind_interrupt(dev,     1112                 wl3501_md_ind_interrupt(dev, this, addr);
1098                 break;                           1113                 break;
1099         case WL3501_SIG_GET_CONFIRM:             1114         case WL3501_SIG_GET_CONFIRM:
1100                 wl3501_get_confirm_interrupt(    1115                 wl3501_get_confirm_interrupt(this, addr,
1101                                                  1116                                              &this->sig_get_confirm,
1102                                                  1117                                              sizeof(this->sig_get_confirm));
1103                 break;                           1118                 break;
1104         case WL3501_SIG_PWR_MGMT_CONFIRM:        1119         case WL3501_SIG_PWR_MGMT_CONFIRM:
1105                 wl3501_get_confirm_interrupt(    1120                 wl3501_get_confirm_interrupt(this, addr,
1106                                                  1121                                              &this->sig_pwr_mgmt_confirm,
1107                                             s    1122                                             sizeof(this->sig_pwr_mgmt_confirm));
1108                 break;                           1123                 break;
1109         case WL3501_SIG_START_CONFIRM:           1124         case WL3501_SIG_START_CONFIRM:
1110                 wl3501_start_confirm_interrup    1125                 wl3501_start_confirm_interrupt(dev, this, addr);
1111                 break;                           1126                 break;
1112         case WL3501_SIG_SCAN_CONFIRM:            1127         case WL3501_SIG_SCAN_CONFIRM:
1113                 wl3501_mgmt_scan_confirm(this    1128                 wl3501_mgmt_scan_confirm(this, addr);
1114                 break;                           1129                 break;
1115         case WL3501_SIG_JOIN_CONFIRM:            1130         case WL3501_SIG_JOIN_CONFIRM:
1116                 wl3501_mgmt_join_confirm(dev,    1131                 wl3501_mgmt_join_confirm(dev, addr);
1117                 break;                           1132                 break;
1118         case WL3501_SIG_ASSOC_CONFIRM:           1133         case WL3501_SIG_ASSOC_CONFIRM:
1119                 wl3501_assoc_confirm_interrup    1134                 wl3501_assoc_confirm_interrupt(dev, addr);
1120                 break;                           1135                 break;
1121         case WL3501_SIG_AUTH_CONFIRM:            1136         case WL3501_SIG_AUTH_CONFIRM:
1122                 wl3501_auth_confirm_interrupt    1137                 wl3501_auth_confirm_interrupt(this, addr);
1123                 break;                           1138                 break;
1124         case WL3501_SIG_RESYNC_CONFIRM:          1139         case WL3501_SIG_RESYNC_CONFIRM:
1125                 wl3501_mgmt_resync(this); /*     1140                 wl3501_mgmt_resync(this); /* FIXME: should be resync_confirm */
1126                 break;                           1141                 break;
1127         }                                        1142         }
1128         wl3501_esbq_confirm_done(this);          1143         wl3501_esbq_confirm_done(this);
1129         morepkts = 1;                            1144         morepkts = 1;
1130         /* free request if necessary */          1145         /* free request if necessary */
1131 free:                                            1146 free:
1132         wl3501_esbq_req_free(this);              1147         wl3501_esbq_req_free(this);
1133         if (morepkts)                            1148         if (morepkts)
1134                 goto loop;                       1149                 goto loop;
1135 }                                                1150 }
1136                                                  1151 
1137 static inline void wl3501_ack_interrupt(struc    1152 static inline void wl3501_ack_interrupt(struct wl3501_card *this)
1138 {                                                1153 {
1139         wl3501_outb(WL3501_GCR_ECINT, this->b    1154         wl3501_outb(WL3501_GCR_ECINT, this->base_addr + WL3501_NIC_GCR);
1140 }                                                1155 }
1141                                                  1156 
1142 /**                                              1157 /**
1143  * wl3501_interrupt - Hardware interrupt from    1158  * wl3501_interrupt - Hardware interrupt from card.
1144  * @irq - Interrupt number                       1159  * @irq - Interrupt number
1145  * @dev_id - net_device                          1160  * @dev_id - net_device
                                                   >> 1161  * @regs - registers
1146  *                                               1162  *
1147  * We must acknowledge the interrupt as soon     1163  * We must acknowledge the interrupt as soon as possible, and block the
1148  * interrupt from the same card immediately t    1164  * interrupt from the same card immediately to prevent re-entry.
1149  *                                               1165  *
1150  * Before accessing the Control_Status_Block,    1166  * Before accessing the Control_Status_Block, we must lock SUTRO first.
1151  * On the other hand, to prevent SUTRO from m    1167  * On the other hand, to prevent SUTRO from malfunctioning, we must
1152  * unlock the SUTRO as soon as possible.         1168  * unlock the SUTRO as soon as possible.
1153  */                                              1169  */
1154 static irqreturn_t wl3501_interrupt(int irq,  !! 1170 static irqreturn_t wl3501_interrupt(int irq, void *dev_id, struct pt_regs *regs)
1155 {                                                1171 {
1156         struct net_device *dev = dev_id;      !! 1172         struct net_device *dev = (struct net_device *)dev_id;
1157         struct wl3501_card *this;                1173         struct wl3501_card *this;
                                                   >> 1174         int handled = 1;
1158                                                  1175 
1159         this = netdev_priv(dev);              !! 1176         if (!dev)
                                                   >> 1177                 goto unknown;
                                                   >> 1178         this = dev->priv;
1160         spin_lock(&this->lock);                  1179         spin_lock(&this->lock);
1161         wl3501_ack_interrupt(this);              1180         wl3501_ack_interrupt(this);
1162         wl3501_block_interrupt(this);            1181         wl3501_block_interrupt(this);
1163         wl3501_rx_interrupt(dev);                1182         wl3501_rx_interrupt(dev);
1164         wl3501_unblock_interrupt(this);          1183         wl3501_unblock_interrupt(this);
1165         spin_unlock(&this->lock);                1184         spin_unlock(&this->lock);
1166                                               !! 1185 out:
1167         return IRQ_HANDLED;                   !! 1186         return IRQ_RETVAL(handled);
                                                   >> 1187 unknown:
                                                   >> 1188         handled = 0;
                                                   >> 1189         printk(KERN_ERR "%s: irq %d for unknown device.\n", __FUNCTION__, irq);
                                                   >> 1190         goto out;
1168 }                                                1191 }
1169                                                  1192 
1170 static int wl3501_reset_board(struct wl3501_c    1193 static int wl3501_reset_board(struct wl3501_card *this)
1171 {                                                1194 {
1172         u8 tmp = 0;                              1195         u8 tmp = 0;
1173         int i, rc = 0;                           1196         int i, rc = 0;
1174                                                  1197 
1175         /* Coreset */                            1198         /* Coreset */
1176         wl3501_outb_p(WL3501_GCR_CORESET, thi    1199         wl3501_outb_p(WL3501_GCR_CORESET, this->base_addr + WL3501_NIC_GCR);
1177         wl3501_outb_p(0, this->base_addr + WL    1200         wl3501_outb_p(0, this->base_addr + WL3501_NIC_GCR);
1178         wl3501_outb_p(WL3501_GCR_CORESET, thi    1201         wl3501_outb_p(WL3501_GCR_CORESET, this->base_addr + WL3501_NIC_GCR);
1179                                                  1202 
1180         /* Reset SRAM 0x480 to zero */           1203         /* Reset SRAM 0x480 to zero */
1181         wl3501_set_to_wla(this, 0x480, &tmp,     1204         wl3501_set_to_wla(this, 0x480, &tmp, sizeof(tmp));
1182                                                  1205 
1183         /* Start up */                           1206         /* Start up */
1184         wl3501_outb_p(0, this->base_addr + WL    1207         wl3501_outb_p(0, this->base_addr + WL3501_NIC_GCR);
1185                                                  1208 
1186         WL3501_NOPLOOP(1024 * 50);               1209         WL3501_NOPLOOP(1024 * 50);
1187                                                  1210 
1188         wl3501_unblock_interrupt(this); /* ac    1211         wl3501_unblock_interrupt(this); /* acme: was commented */
1189                                                  1212 
1190         /* Polling Self_Test_Status */           1213         /* Polling Self_Test_Status */
1191         for (i = 0; i < 10000; i++) {            1214         for (i = 0; i < 10000; i++) {
1192                 wl3501_get_from_wla(this, 0x4    1215                 wl3501_get_from_wla(this, 0x480, &tmp, sizeof(tmp));
1193                                                  1216 
1194                 if (tmp == 'W') {                1217                 if (tmp == 'W') {
1195                         /* firmware complete     1218                         /* firmware complete all test successfully */
1196                         tmp = 'A';               1219                         tmp = 'A';
1197                         wl3501_set_to_wla(thi    1220                         wl3501_set_to_wla(this, 0x480, &tmp, sizeof(tmp));
1198                         goto out;                1221                         goto out;
1199                 }                                1222                 }
1200                 WL3501_NOPLOOP(10);              1223                 WL3501_NOPLOOP(10);
1201         }                                        1224         }
1202         printk(KERN_WARNING "%s: failed to re    1225         printk(KERN_WARNING "%s: failed to reset the board!\n", __FUNCTION__);
1203         rc = -ENODEV;                            1226         rc = -ENODEV;
1204 out:                                             1227 out:
1205         return rc;                               1228         return rc;
1206 }                                                1229 }
1207                                                  1230 
1208 static int wl3501_init_firmware(struct wl3501    1231 static int wl3501_init_firmware(struct wl3501_card *this)
1209 {                                                1232 {
1210         u16 ptr, next;                           1233         u16 ptr, next;
1211         int rc = wl3501_reset_board(this);       1234         int rc = wl3501_reset_board(this);
1212                                                  1235 
1213         if (rc)                                  1236         if (rc)
1214                 goto fail;                       1237                 goto fail;
1215         this->card_name[0] = '\0';               1238         this->card_name[0] = '\0';
1216         wl3501_get_from_wla(this, 0x1a00,        1239         wl3501_get_from_wla(this, 0x1a00,
1217                             this->card_name,     1240                             this->card_name, sizeof(this->card_name));
1218         this->card_name[sizeof(this->card_nam    1241         this->card_name[sizeof(this->card_name) - 1] = '\0';
1219         this->firmware_date[0] = '\0';           1242         this->firmware_date[0] = '\0';
1220         wl3501_get_from_wla(this, 0x1a40,        1243         wl3501_get_from_wla(this, 0x1a40,
1221                             this->firmware_da    1244                             this->firmware_date, sizeof(this->firmware_date));
1222         this->firmware_date[sizeof(this->firm    1245         this->firmware_date[sizeof(this->firmware_date) - 1] = '\0';
1223         /* Switch to SRAM Page 0 */              1246         /* Switch to SRAM Page 0 */
1224         wl3501_switch_page(this, WL3501_BSS_S    1247         wl3501_switch_page(this, WL3501_BSS_SPAGE0);
1225         /* Read parameter from card */           1248         /* Read parameter from card */
1226         wl3501_get_from_wla(this, 0x482, &thi    1249         wl3501_get_from_wla(this, 0x482, &this->esbq_req_start, 2);
1227         wl3501_get_from_wla(this, 0x486, &thi    1250         wl3501_get_from_wla(this, 0x486, &this->esbq_req_end, 2);
1228         wl3501_get_from_wla(this, 0x488, &thi    1251         wl3501_get_from_wla(this, 0x488, &this->esbq_confirm_start, 2);
1229         wl3501_get_from_wla(this, 0x48c, &thi    1252         wl3501_get_from_wla(this, 0x48c, &this->esbq_confirm_end, 2);
1230         wl3501_get_from_wla(this, 0x48e, &thi    1253         wl3501_get_from_wla(this, 0x48e, &this->tx_buffer_head, 2);
1231         wl3501_get_from_wla(this, 0x492, &thi    1254         wl3501_get_from_wla(this, 0x492, &this->tx_buffer_size, 2);
1232         this->esbq_req_tail     = this->esbq_    1255         this->esbq_req_tail     = this->esbq_req_head = this->esbq_req_start;
1233         this->esbq_req_end     += this->esbq_    1256         this->esbq_req_end     += this->esbq_req_start;
1234         this->esbq_confirm      = this->esbq_    1257         this->esbq_confirm      = this->esbq_confirm_start;
1235         this->esbq_confirm_end += this->esbq_    1258         this->esbq_confirm_end += this->esbq_confirm_start;
1236         /* Initial Tx Buffer */                  1259         /* Initial Tx Buffer */
1237         this->tx_buffer_cnt = 1;                 1260         this->tx_buffer_cnt = 1;
1238         ptr = this->tx_buffer_head;              1261         ptr = this->tx_buffer_head;
1239         next = ptr + WL3501_BLKSZ;               1262         next = ptr + WL3501_BLKSZ;
1240         while ((next - this->tx_buffer_head)     1263         while ((next - this->tx_buffer_head) < this->tx_buffer_size) {
1241                 this->tx_buffer_cnt++;           1264                 this->tx_buffer_cnt++;
1242                 wl3501_set_to_wla(this, ptr,     1265                 wl3501_set_to_wla(this, ptr, &next, sizeof(next));
1243                 ptr = next;                      1266                 ptr = next;
1244                 next = ptr + WL3501_BLKSZ;       1267                 next = ptr + WL3501_BLKSZ;
1245         }                                        1268         }
1246         rc = 0;                                  1269         rc = 0;
1247         next = 0;                                1270         next = 0;
1248         wl3501_set_to_wla(this, ptr, &next, s    1271         wl3501_set_to_wla(this, ptr, &next, sizeof(next));
1249         this->tx_buffer_tail = ptr;              1272         this->tx_buffer_tail = ptr;
1250 out:                                             1273 out:
1251         return rc;                               1274         return rc;
1252 fail:                                            1275 fail:
1253         printk(KERN_WARNING "%s: failed!\n",     1276         printk(KERN_WARNING "%s: failed!\n", __FUNCTION__);
1254         goto out;                                1277         goto out;
1255 }                                                1278 }
1256                                                  1279 
1257 static int wl3501_close(struct net_device *de    1280 static int wl3501_close(struct net_device *dev)
1258 {                                                1281 {
1259         struct wl3501_card *this = netdev_pri !! 1282         struct wl3501_card *this = dev->priv;
1260         int rc = -ENODEV;                        1283         int rc = -ENODEV;
1261         unsigned long flags;                     1284         unsigned long flags;
1262         struct pcmcia_device *link;           !! 1285         dev_link_t *link;
1263         link = this->p_dev;                   << 
1264                                                  1286 
1265         spin_lock_irqsave(&this->lock, flags)    1287         spin_lock_irqsave(&this->lock, flags);
                                                   >> 1288         /* Check if the device is in wl3501_dev_list */
                                                   >> 1289         for (link = wl3501_dev_list; link; link = link->next)
                                                   >> 1290                 if (link->priv == dev)
                                                   >> 1291                         break;
                                                   >> 1292         if (!link)
                                                   >> 1293                 goto out;
1266         link->open--;                            1294         link->open--;
1267                                                  1295 
1268         /* Stop wl3501_hard_start_xmit() from    1296         /* Stop wl3501_hard_start_xmit() from now on */
1269         netif_stop_queue(dev);                   1297         netif_stop_queue(dev);
1270         wl3501_ack_interrupt(this);              1298         wl3501_ack_interrupt(this);
1271                                                  1299 
1272         /* Mask interrupts from the SUTRO */     1300         /* Mask interrupts from the SUTRO */
1273         wl3501_block_interrupt(this);            1301         wl3501_block_interrupt(this);
1274                                                  1302 
1275         rc = 0;                                  1303         rc = 0;
1276         printk(KERN_INFO "%s: WL3501 closed\n    1304         printk(KERN_INFO "%s: WL3501 closed\n", dev->name);
                                                   >> 1305 out:
1277         spin_unlock_irqrestore(&this->lock, f    1306         spin_unlock_irqrestore(&this->lock, flags);
1278         return rc;                               1307         return rc;
1279 }                                                1308 }
1280                                                  1309 
1281 /**                                              1310 /**
1282  * wl3501_reset - Reset the SUTRO.               1311  * wl3501_reset - Reset the SUTRO.
1283  * @dev - network device                         1312  * @dev - network device
1284  *                                               1313  *
1285  * It is almost the same as wl3501_open(). In    1314  * It is almost the same as wl3501_open(). In fact, we may just wl3501_close()
1286  * and wl3501_open() again, but I wouldn't li    1315  * and wl3501_open() again, but I wouldn't like to free_irq() when the driver
1287  * is running. It seems to be dangerous.         1316  * is running. It seems to be dangerous.
1288  */                                              1317  */
1289 static int wl3501_reset(struct net_device *de    1318 static int wl3501_reset(struct net_device *dev)
1290 {                                                1319 {
1291         struct wl3501_card *this = netdev_pri !! 1320         struct wl3501_card *this = dev->priv;
1292         int rc = -ENODEV;                        1321         int rc = -ENODEV;
1293                                                  1322 
1294         wl3501_block_interrupt(this);            1323         wl3501_block_interrupt(this);
1295                                                  1324 
1296         if (wl3501_init_firmware(this)) {        1325         if (wl3501_init_firmware(this)) {
1297                 printk(KERN_WARNING "%s: Can'    1326                 printk(KERN_WARNING "%s: Can't initialize Firmware!\n",
1298                        dev->name);               1327                        dev->name);
1299                 /* Free IRQ, and mark IRQ as     1328                 /* Free IRQ, and mark IRQ as unused */
1300                 free_irq(dev->irq, dev);         1329                 free_irq(dev->irq, dev);
1301                 goto out;                        1330                 goto out;
1302         }                                        1331         }
1303                                                  1332 
1304         /*                                       1333         /*
1305          * Queue has to be started only when     1334          * Queue has to be started only when the Card is Started
1306          */                                      1335          */
1307         netif_stop_queue(dev);                   1336         netif_stop_queue(dev);
1308         this->adhoc_times = 0;                   1337         this->adhoc_times = 0;
1309         wl3501_ack_interrupt(this);              1338         wl3501_ack_interrupt(this);
1310         wl3501_unblock_interrupt(this);          1339         wl3501_unblock_interrupt(this);
1311         wl3501_mgmt_scan(this, 100);             1340         wl3501_mgmt_scan(this, 100);
1312         dprintk(1, "%s: device reset", dev->n    1341         dprintk(1, "%s: device reset", dev->name);
1313         rc = 0;                                  1342         rc = 0;
1314 out:                                             1343 out:
1315         return rc;                               1344         return rc;
1316 }                                                1345 }
1317                                                  1346 
1318 static void wl3501_tx_timeout(struct net_devi    1347 static void wl3501_tx_timeout(struct net_device *dev)
1319 {                                                1348 {
1320         struct wl3501_card *this = netdev_pri !! 1349         struct wl3501_card *this = dev->priv;
1321         struct net_device_stats *stats = &thi    1350         struct net_device_stats *stats = &this->stats;
1322         unsigned long flags;                     1351         unsigned long flags;
1323         int rc;                                  1352         int rc;
1324                                                  1353 
1325         stats->tx_errors++;                      1354         stats->tx_errors++;
1326         spin_lock_irqsave(&this->lock, flags)    1355         spin_lock_irqsave(&this->lock, flags);
1327         rc = wl3501_reset(dev);                  1356         rc = wl3501_reset(dev);
1328         spin_unlock_irqrestore(&this->lock, f    1357         spin_unlock_irqrestore(&this->lock, flags);
1329         if (rc)                                  1358         if (rc)
1330                 printk(KERN_ERR "%s: Error %d    1359                 printk(KERN_ERR "%s: Error %d resetting card on Tx timeout!\n",
1331                        dev->name, rc);           1360                        dev->name, rc);
1332         else {                                   1361         else {
1333                 dev->trans_start = jiffies;      1362                 dev->trans_start = jiffies;
1334                 netif_wake_queue(dev);           1363                 netif_wake_queue(dev);
1335         }                                        1364         }
1336 }                                                1365 }
1337                                                  1366 
1338 /*                                               1367 /*
1339  * Return : 0 - OK                               1368  * Return : 0 - OK
1340  *          1 - Could not transmit (dev_queue    1369  *          1 - Could not transmit (dev_queue_xmit will queue it)
1341  *              and try to sent it later         1370  *              and try to sent it later
1342  */                                              1371  */
1343 static int wl3501_hard_start_xmit(struct sk_b    1372 static int wl3501_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
1344 {                                                1373 {
1345         int enabled, rc;                         1374         int enabled, rc;
1346         struct wl3501_card *this = netdev_pri !! 1375         struct wl3501_card *this = dev->priv;
1347         unsigned long flags;                     1376         unsigned long flags;
1348                                                  1377 
1349         spin_lock_irqsave(&this->lock, flags)    1378         spin_lock_irqsave(&this->lock, flags);
1350         enabled = wl3501_block_interrupt(this    1379         enabled = wl3501_block_interrupt(this);
1351         dev->trans_start = jiffies;              1380         dev->trans_start = jiffies;
1352         rc = wl3501_send_pkt(this, skb->data,    1381         rc = wl3501_send_pkt(this, skb->data, skb->len);
1353         if (enabled)                             1382         if (enabled)
1354                 wl3501_unblock_interrupt(this    1383                 wl3501_unblock_interrupt(this);
1355         if (rc) {                                1384         if (rc) {
1356                 ++this->stats.tx_dropped;        1385                 ++this->stats.tx_dropped;
1357                 netif_stop_queue(dev);           1386                 netif_stop_queue(dev);
1358         } else {                                 1387         } else {
1359                 ++this->stats.tx_packets;        1388                 ++this->stats.tx_packets;
1360                 this->stats.tx_bytes += skb->    1389                 this->stats.tx_bytes += skb->len;
1361                 kfree_skb(skb);                  1390                 kfree_skb(skb);
1362                                                  1391 
1363                 if (this->tx_buffer_cnt < 2)     1392                 if (this->tx_buffer_cnt < 2)
1364                         netif_stop_queue(dev)    1393                         netif_stop_queue(dev);
1365         }                                        1394         }
1366         spin_unlock_irqrestore(&this->lock, f    1395         spin_unlock_irqrestore(&this->lock, flags);
1367         return rc;                               1396         return rc;
1368 }                                                1397 }
1369                                                  1398 
1370 static int wl3501_open(struct net_device *dev    1399 static int wl3501_open(struct net_device *dev)
1371 {                                                1400 {
1372         int rc = -ENODEV;                        1401         int rc = -ENODEV;
1373         struct wl3501_card *this = netdev_pri !! 1402         struct wl3501_card *this = dev->priv;
1374         unsigned long flags;                     1403         unsigned long flags;
1375         struct pcmcia_device *link;           !! 1404         dev_link_t *link;
1376         link = this->p_dev;                   << 
1377                                                  1405 
1378         spin_lock_irqsave(&this->lock, flags)    1406         spin_lock_irqsave(&this->lock, flags);
1379         if (!pcmcia_dev_present(link))        !! 1407         /* Check if the device is in wl3501_dev_list */
                                                   >> 1408         for (link = wl3501_dev_list; link; link = link->next)
                                                   >> 1409                 if (link->priv == dev)
                                                   >> 1410                         break;
                                                   >> 1411         if (!DEV_OK(link))
1380                 goto out;                        1412                 goto out;
1381         netif_device_attach(dev);                1413         netif_device_attach(dev);
1382         link->open++;                            1414         link->open++;
1383                                                  1415 
1384         /* Initial WL3501 firmware */            1416         /* Initial WL3501 firmware */
1385         dprintk(1, "%s: Initialize WL3501 fir    1417         dprintk(1, "%s: Initialize WL3501 firmware...", dev->name);
1386         if (wl3501_init_firmware(this))          1418         if (wl3501_init_firmware(this))
1387                 goto fail;                       1419                 goto fail;
1388         /* Initial device variables */           1420         /* Initial device variables */
1389         this->adhoc_times = 0;                   1421         this->adhoc_times = 0;
1390         /* Acknowledge Interrupt, for cleanin    1422         /* Acknowledge Interrupt, for cleaning last state */
1391         wl3501_ack_interrupt(this);              1423         wl3501_ack_interrupt(this);
1392                                                  1424 
1393         /* Enable interrupt from card after a    1425         /* Enable interrupt from card after all */
1394         wl3501_unblock_interrupt(this);          1426         wl3501_unblock_interrupt(this);
1395         wl3501_mgmt_scan(this, 100);             1427         wl3501_mgmt_scan(this, 100);
1396         rc = 0;                                  1428         rc = 0;
1397         dprintk(1, "%s: WL3501 opened", dev->    1429         dprintk(1, "%s: WL3501 opened", dev->name);
1398         printk(KERN_INFO "%s: Card Name: %s\n    1430         printk(KERN_INFO "%s: Card Name: %s\n"
1399                          "%s: Firmware Date:     1431                          "%s: Firmware Date: %s\n",
1400                          dev->name, this->car    1432                          dev->name, this->card_name,
1401                          dev->name, this->fir    1433                          dev->name, this->firmware_date);
1402 out:                                             1434 out:
1403         spin_unlock_irqrestore(&this->lock, f    1435         spin_unlock_irqrestore(&this->lock, flags);
1404         return rc;                               1436         return rc;
1405 fail:                                            1437 fail:
1406         printk(KERN_WARNING "%s: Can't initia    1438         printk(KERN_WARNING "%s: Can't initialize firmware!\n", dev->name);
1407         goto out;                                1439         goto out;
1408 }                                                1440 }
1409                                                  1441 
1410 static struct net_device_stats *wl3501_get_st !! 1442 struct net_device_stats *wl3501_get_stats(struct net_device *dev)
1411 {                                                1443 {
1412         struct wl3501_card *this = netdev_pri !! 1444         struct wl3501_card *this = dev->priv;
1413                                                  1445 
1414         return &this->stats;                     1446         return &this->stats;
1415 }                                                1447 }
1416                                                  1448 
1417 static struct iw_statistics *wl3501_get_wirel !! 1449 struct iw_statistics *wl3501_get_wireless_stats(struct net_device *dev)
1418 {                                                1450 {
1419         struct wl3501_card *this = netdev_pri !! 1451         struct wl3501_card *this = dev->priv;
1420         struct iw_statistics *wstats = &this-    1452         struct iw_statistics *wstats = &this->wstats;
1421         u32 value; /* size checked: it is u32    1453         u32 value; /* size checked: it is u32 */
1422                                                  1454 
1423         memset(wstats, 0, sizeof(*wstats));      1455         memset(wstats, 0, sizeof(*wstats));
1424         wstats->status = netif_running(dev);     1456         wstats->status = netif_running(dev);
1425         if (!wl3501_get_mib_value(this, WL350    1457         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_ICV_ERROR_COUNT,
1426                                   &value, siz    1458                                   &value, sizeof(value)))
1427                 wstats->discard.code += value    1459                 wstats->discard.code += value;
1428         if (!wl3501_get_mib_value(this, WL350    1460         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_UNDECRYPTABLE_COUNT,
1429                                   &value, siz    1461                                   &value, sizeof(value)))
1430                 wstats->discard.code += value    1462                 wstats->discard.code += value;
1431         if (!wl3501_get_mib_value(this, WL350    1463         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_EXCLUDED_COUNT,
1432                                   &value, siz    1464                                   &value, sizeof(value)))
1433                 wstats->discard.code += value    1465                 wstats->discard.code += value;
1434         if (!wl3501_get_mib_value(this, WL350    1466         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_RETRY_COUNT,
1435                                   &value, siz    1467                                   &value, sizeof(value)))
1436                 wstats->discard.retries = val    1468                 wstats->discard.retries = value;
1437         if (!wl3501_get_mib_value(this, WL350    1469         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_FAILED_COUNT,
1438                                   &value, siz    1470                                   &value, sizeof(value)))
1439                 wstats->discard.misc += value    1471                 wstats->discard.misc += value;
1440         if (!wl3501_get_mib_value(this, WL350    1472         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_RTS_FAILURE_COUNT,
1441                                   &value, siz    1473                                   &value, sizeof(value)))
1442                 wstats->discard.misc += value    1474                 wstats->discard.misc += value;
1443         if (!wl3501_get_mib_value(this, WL350    1475         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_ACK_FAILURE_COUNT,
1444                                   &value, siz    1476                                   &value, sizeof(value)))
1445                 wstats->discard.misc += value    1477                 wstats->discard.misc += value;
1446         if (!wl3501_get_mib_value(this, WL350    1478         if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_FRAME_DUPLICATE_COUNT,
1447                                   &value, siz    1479                                   &value, sizeof(value)))
1448                 wstats->discard.misc += value    1480                 wstats->discard.misc += value;
1449         return wstats;                           1481         return wstats;
1450 }                                                1482 }
1451                                                  1483 
1452 static void wl3501_get_drvinfo(struct net_dev    1484 static void wl3501_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
1453 {                                                1485 {
1454         strlcpy(info->driver, wl3501_dev_info    1486         strlcpy(info->driver, wl3501_dev_info, sizeof(info->driver));
1455 }                                                1487 }
1456                                                  1488 
1457 static const struct ethtool_ops ops = {       !! 1489 static struct ethtool_ops ops = {
1458         .get_drvinfo = wl3501_get_drvinfo        1490         .get_drvinfo = wl3501_get_drvinfo
1459 };                                               1491 };
1460                                                  1492 
1461 /**                                              1493 /**
1462  * wl3501_detach - deletes a driver "instance    1494  * wl3501_detach - deletes a driver "instance"
1463  * @link - FILL_IN                               1495  * @link - FILL_IN
1464  *                                               1496  *
1465  * This deletes a driver "instance". The devi    1497  * This deletes a driver "instance". The device is de-registered with Card
1466  * Services. If it has been released, all loc    1498  * Services. If it has been released, all local data structures are freed.
1467  * Otherwise, the structures will be freed wh    1499  * Otherwise, the structures will be freed when the device is released.
1468  */                                              1500  */
1469 static void wl3501_detach(struct pcmcia_devic !! 1501 static void wl3501_detach(dev_link_t *link)
1470 {                                                1502 {
1471         struct net_device *dev = link->priv;  !! 1503         dev_link_t **linkp;
                                                   >> 1504 
                                                   >> 1505         /* Locate device structure */
                                                   >> 1506         for (linkp = &wl3501_dev_list; *linkp; linkp = &(*linkp)->next)
                                                   >> 1507                 if (*linkp == link)
                                                   >> 1508                         break;
                                                   >> 1509         if (!*linkp)
                                                   >> 1510                 goto out;
1472                                                  1511 
1473         /* If the device is currently configu    1512         /* If the device is currently configured and active, we won't actually
1474          * delete it yet.  Instead, it is mar    1513          * delete it yet.  Instead, it is marked so that when the release()
1475          * function is called, that will trig    1514          * function is called, that will trigger a proper detach(). */
1476                                                  1515 
1477         while (link->open > 0)                !! 1516         if (link->state & DEV_CONFIG) {
1478                 wl3501_close(dev);            !! 1517 #ifdef PCMCIA_DEBUG
                                                   >> 1518                 printk(KERN_DEBUG "wl3501_cs: detach postponed, '%s' "
                                                   >> 1519                        "still locked\n", link->dev->dev_name);
                                                   >> 1520 #endif
                                                   >> 1521                 goto out;
                                                   >> 1522         }
                                                   >> 1523 
                                                   >> 1524         /* Break the link with Card Services */
                                                   >> 1525         if (link->handle)
                                                   >> 1526                 pcmcia_deregister_client(link->handle);
1479                                                  1527 
1480         netif_device_detach(dev);             !! 1528         /* Unlink device structure, free pieces */
1481         wl3501_release(link);                 !! 1529         *linkp = link->next;
1482                                                  1530 
1483         if (link->priv)                          1531         if (link->priv)
1484                 free_netdev(link->priv);         1532                 free_netdev(link->priv);
1485                                               !! 1533         kfree(link);
                                                   >> 1534 out:
1486         return;                                  1535         return;
1487 }                                                1536 }
1488                                                  1537 
1489 static int wl3501_get_name(struct net_device     1538 static int wl3501_get_name(struct net_device *dev, struct iw_request_info *info,
1490                            union iwreq_data *    1539                            union iwreq_data *wrqu, char *extra)
1491 {                                                1540 {
1492         strlcpy(wrqu->name, "IEEE 802.11-DS",    1541         strlcpy(wrqu->name, "IEEE 802.11-DS", sizeof(wrqu->name));
1493         return 0;                                1542         return 0;
1494 }                                                1543 }
1495                                                  1544 
1496 static int wl3501_set_freq(struct net_device     1545 static int wl3501_set_freq(struct net_device *dev, struct iw_request_info *info,
1497                            union iwreq_data *    1546                            union iwreq_data *wrqu, char *extra)
1498 {                                                1547 {
1499         struct wl3501_card *this = netdev_pri !! 1548         struct wl3501_card *this = dev->priv;
1500         int channel = wrqu->freq.m;              1549         int channel = wrqu->freq.m;
1501         int rc = -EINVAL;                        1550         int rc = -EINVAL;
1502                                                  1551 
1503         if (iw_valid_channel(this->reg_domain    1552         if (iw_valid_channel(this->reg_domain, channel)) {
1504                 this->chan = channel;            1553                 this->chan = channel;
1505                 rc = wl3501_reset(dev);          1554                 rc = wl3501_reset(dev);
1506         }                                        1555         }
1507         return rc;                               1556         return rc;
1508 }                                                1557 }
1509                                                  1558 
1510 static int wl3501_get_freq(struct net_device     1559 static int wl3501_get_freq(struct net_device *dev, struct iw_request_info *info,
1511                            union iwreq_data *    1560                            union iwreq_data *wrqu, char *extra)
1512 {                                                1561 {
1513         struct wl3501_card *this = netdev_pri !! 1562         struct wl3501_card *this = dev->priv;
1514                                                  1563 
1515         wrqu->freq.m = wl3501_chan2freq[this-    1564         wrqu->freq.m = wl3501_chan2freq[this->chan - 1] * 100000;
1516         wrqu->freq.e = 1;                        1565         wrqu->freq.e = 1;
1517         return 0;                                1566         return 0;
1518 }                                                1567 }
1519                                                  1568 
1520 static int wl3501_set_mode(struct net_device     1569 static int wl3501_set_mode(struct net_device *dev, struct iw_request_info *info,
1521                            union iwreq_data *    1570                            union iwreq_data *wrqu, char *extra)
1522 {                                                1571 {
1523         int rc = -EINVAL;                        1572         int rc = -EINVAL;
1524                                                  1573 
1525         if (wrqu->mode == IW_MODE_INFRA ||       1574         if (wrqu->mode == IW_MODE_INFRA ||
1526             wrqu->mode == IW_MODE_ADHOC ||       1575             wrqu->mode == IW_MODE_ADHOC ||
1527             wrqu->mode == IW_MODE_AUTO) {        1576             wrqu->mode == IW_MODE_AUTO) {
1528                 struct wl3501_card *this = ne !! 1577                 struct wl3501_card *this = dev->priv;
1529                                                  1578 
1530                 this->net_type = wrqu->mode;     1579                 this->net_type = wrqu->mode;
1531                 rc = wl3501_reset(dev);          1580                 rc = wl3501_reset(dev);
1532         }                                        1581         }
1533         return rc;                               1582         return rc;
1534 }                                                1583 }
1535                                                  1584 
1536 static int wl3501_get_mode(struct net_device     1585 static int wl3501_get_mode(struct net_device *dev, struct iw_request_info *info,
1537                            union iwreq_data *    1586                            union iwreq_data *wrqu, char *extra)
1538 {                                                1587 {
1539         struct wl3501_card *this = netdev_pri !! 1588         struct wl3501_card *this = dev->priv;
1540                                                  1589 
1541         wrqu->mode = this->net_type;             1590         wrqu->mode = this->net_type;
1542         return 0;                                1591         return 0;
1543 }                                                1592 }
1544                                                  1593 
1545 static int wl3501_get_sens(struct net_device     1594 static int wl3501_get_sens(struct net_device *dev, struct iw_request_info *info,
1546                            union iwreq_data *    1595                            union iwreq_data *wrqu, char *extra)
1547 {                                                1596 {
1548         struct wl3501_card *this = netdev_pri !! 1597         struct wl3501_card *this = dev->priv;
1549                                                  1598 
1550         wrqu->sens.value = this->rssi;           1599         wrqu->sens.value = this->rssi;
1551         wrqu->sens.disabled = !wrqu->sens.val    1600         wrqu->sens.disabled = !wrqu->sens.value;
1552         wrqu->sens.fixed = 1;                    1601         wrqu->sens.fixed = 1;
1553         return 0;                                1602         return 0;
1554 }                                                1603 }
1555                                                  1604 
1556 static int wl3501_get_range(struct net_device    1605 static int wl3501_get_range(struct net_device *dev,
1557                             struct iw_request    1606                             struct iw_request_info *info,
1558                             union iwreq_data     1607                             union iwreq_data *wrqu, char *extra)
1559 {                                                1608 {
1560         struct iw_range *range = (struct iw_r    1609         struct iw_range *range = (struct iw_range *)extra;
1561                                                  1610 
1562         /* Set the length (very important for    1611         /* Set the length (very important for backward compatibility) */
1563         wrqu->data.length = sizeof(*range);      1612         wrqu->data.length = sizeof(*range);
1564                                                  1613 
1565         /* Set all the info we don't care or     1614         /* Set all the info we don't care or don't know about to zero */
1566         memset(range, 0, sizeof(*range));        1615         memset(range, 0, sizeof(*range));
1567                                                  1616 
1568         /* Set the Wireless Extension version    1617         /* Set the Wireless Extension versions */
1569         range->we_version_compiled      = WIR    1618         range->we_version_compiled      = WIRELESS_EXT;
1570         range->we_version_source        = 1;     1619         range->we_version_source        = 1;
1571         range->throughput               = 2 *    1620         range->throughput               = 2 * 1000 * 1000;     /* ~2 Mb/s */
1572         /* FIXME: study the code to fill in m    1621         /* FIXME: study the code to fill in more fields... */
1573         return 0;                                1622         return 0;
1574 }                                                1623 }
1575                                                  1624 
1576 static int wl3501_set_wap(struct net_device *    1625 static int wl3501_set_wap(struct net_device *dev, struct iw_request_info *info,
1577                           union iwreq_data *w    1626                           union iwreq_data *wrqu, char *extra)
1578 {                                                1627 {
1579         struct wl3501_card *this = netdev_pri !! 1628         struct wl3501_card *this = dev->priv;
1580         static const u8 bcast[ETH_ALEN] = { 2    1629         static const u8 bcast[ETH_ALEN] = { 255, 255, 255, 255, 255, 255 };
1581         int rc = -EINVAL;                        1630         int rc = -EINVAL;
1582                                                  1631 
1583         /* FIXME: we support other ARPHRDs...    1632         /* FIXME: we support other ARPHRDs...*/
1584         if (wrqu->ap_addr.sa_family != ARPHRD    1633         if (wrqu->ap_addr.sa_family != ARPHRD_ETHER)
1585                 goto out;                        1634                 goto out;
1586         if (!memcmp(bcast, wrqu->ap_addr.sa_d    1635         if (!memcmp(bcast, wrqu->ap_addr.sa_data, ETH_ALEN)) {
1587                 /* FIXME: rescan? */             1636                 /* FIXME: rescan? */
1588         } else                                   1637         } else
1589                 memcpy(this->bssid, wrqu->ap_    1638                 memcpy(this->bssid, wrqu->ap_addr.sa_data, ETH_ALEN);
1590                 /* FIXME: rescan? deassoc & s    1639                 /* FIXME: rescan? deassoc & scan? */
1591         rc = 0;                                  1640         rc = 0;
1592 out:                                             1641 out:
1593         return rc;                               1642         return rc;
1594 }                                                1643 }
1595                                                  1644 
1596 static int wl3501_get_wap(struct net_device *    1645 static int wl3501_get_wap(struct net_device *dev, struct iw_request_info *info,
1597                           union iwreq_data *w    1646                           union iwreq_data *wrqu, char *extra)
1598 {                                                1647 {
1599         struct wl3501_card *this = netdev_pri !! 1648         struct wl3501_card *this = dev->priv;
1600                                                  1649 
1601         wrqu->ap_addr.sa_family = ARPHRD_ETHE    1650         wrqu->ap_addr.sa_family = ARPHRD_ETHER;
1602         memcpy(wrqu->ap_addr.sa_data, this->b    1651         memcpy(wrqu->ap_addr.sa_data, this->bssid, ETH_ALEN);
1603         return 0;                                1652         return 0;
1604 }                                                1653 }
1605                                                  1654 
1606 static int wl3501_set_scan(struct net_device     1655 static int wl3501_set_scan(struct net_device *dev, struct iw_request_info *info,
1607                            union iwreq_data *    1656                            union iwreq_data *wrqu, char *extra)
1608 {                                                1657 {
1609         /*                                       1658         /*
1610          * FIXME: trigger scanning with a res    1659          * FIXME: trigger scanning with a reset, yes, I'm lazy
1611          */                                      1660          */
1612         return wl3501_reset(dev);                1661         return wl3501_reset(dev);
1613 }                                                1662 }
1614                                                  1663 
1615 static int wl3501_get_scan(struct net_device     1664 static int wl3501_get_scan(struct net_device *dev, struct iw_request_info *info,
1616                            union iwreq_data *    1665                            union iwreq_data *wrqu, char *extra)
1617 {                                                1666 {
1618         struct wl3501_card *this = netdev_pri !! 1667         struct wl3501_card *this = dev->priv;
1619         int i;                                   1668         int i;
1620         char *current_ev = extra;                1669         char *current_ev = extra;
1621         struct iw_event iwe;                     1670         struct iw_event iwe;
1622                                                  1671 
1623         for (i = 0; i < this->bss_cnt; ++i) {    1672         for (i = 0; i < this->bss_cnt; ++i) {
1624                 iwe.cmd                 = SIO    1673                 iwe.cmd                 = SIOCGIWAP;
1625                 iwe.u.ap_addr.sa_family = ARP    1674                 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1626                 memcpy(iwe.u.ap_addr.sa_data,    1675                 memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].bssid, ETH_ALEN);
1627                 current_ev = iwe_stream_add_e    1676                 current_ev = iwe_stream_add_event(current_ev,
1628                                                  1677                                                   extra + IW_SCAN_MAX_DATA,
1629                                                  1678                                                   &iwe, IW_EV_ADDR_LEN);
1630                 iwe.cmd           = SIOCGIWES    1679                 iwe.cmd           = SIOCGIWESSID;
1631                 iwe.u.data.flags  = 1;           1680                 iwe.u.data.flags  = 1;
1632                 iwe.u.data.length = this->bss    1681                 iwe.u.data.length = this->bss_set[i].ssid.el.len;
1633                 current_ev = iwe_stream_add_p    1682                 current_ev = iwe_stream_add_point(current_ev,
1634                                                  1683                                                   extra + IW_SCAN_MAX_DATA,
1635                                                  1684                                                   &iwe,
1636                                                  1685                                                   this->bss_set[i].ssid.essid);
1637                 iwe.cmd    = SIOCGIWMODE;        1686                 iwe.cmd    = SIOCGIWMODE;
1638                 iwe.u.mode = this->bss_set[i]    1687                 iwe.u.mode = this->bss_set[i].bss_type;
1639                 current_ev = iwe_stream_add_e    1688                 current_ev = iwe_stream_add_event(current_ev,
1640                                                  1689                                                   extra + IW_SCAN_MAX_DATA,
1641                                                  1690                                                   &iwe, IW_EV_UINT_LEN);
1642                 iwe.cmd = SIOCGIWFREQ;           1691                 iwe.cmd = SIOCGIWFREQ;
1643                 iwe.u.freq.m = this->bss_set[    1692                 iwe.u.freq.m = this->bss_set[i].ds_pset.chan;
1644                 iwe.u.freq.e = 0;                1693                 iwe.u.freq.e = 0;
1645                 current_ev = iwe_stream_add_e    1694                 current_ev = iwe_stream_add_event(current_ev,
1646                                                  1695                                                   extra + IW_SCAN_MAX_DATA,
1647                                                  1696                                                   &iwe, IW_EV_FREQ_LEN);
1648                 iwe.cmd = SIOCGIWENCODE;         1697                 iwe.cmd = SIOCGIWENCODE;
1649                 if (this->bss_set[i].cap_info    1698                 if (this->bss_set[i].cap_info & WL3501_MGMT_CAPABILITY_PRIVACY)
1650                         iwe.u.data.flags = IW    1699                         iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1651                 else                             1700                 else
1652                         iwe.u.data.flags = IW    1701                         iwe.u.data.flags = IW_ENCODE_DISABLED;
1653                 iwe.u.data.length = 0;           1702                 iwe.u.data.length = 0;
1654                 current_ev = iwe_stream_add_p    1703                 current_ev = iwe_stream_add_point(current_ev,
1655                                                  1704                                                   extra + IW_SCAN_MAX_DATA,
1656                                                  1705                                                   &iwe, NULL);
1657         }                                        1706         }
1658         /* Length of data */                     1707         /* Length of data */
1659         wrqu->data.length = (current_ev - ext    1708         wrqu->data.length = (current_ev - extra);
1660         wrqu->data.flags = 0; /* FIXME: set p    1709         wrqu->data.flags = 0; /* FIXME: set properly these flags */
1661         return 0;                                1710         return 0;
1662 }                                                1711 }
1663                                                  1712 
1664 static int wl3501_set_essid(struct net_device    1713 static int wl3501_set_essid(struct net_device *dev,
1665                             struct iw_request    1714                             struct iw_request_info *info,
1666                             union iwreq_data     1715                             union iwreq_data *wrqu, char *extra)
1667 {                                                1716 {
1668         struct wl3501_card *this = netdev_pri !! 1717         struct wl3501_card *this = dev->priv;
1669                                                  1718 
1670         if (wrqu->data.flags) {                  1719         if (wrqu->data.flags) {
1671                 iw_set_mgmt_info_element(IW_M    1720                 iw_set_mgmt_info_element(IW_MGMT_INFO_ELEMENT_SSID,
1672                                          &thi    1721                                          &this->essid.el,
1673                                          extr    1722                                          extra, wrqu->data.length);
1674         } else { /* We accept any ESSID */       1723         } else { /* We accept any ESSID */
1675                 iw_set_mgmt_info_element(IW_M    1724                 iw_set_mgmt_info_element(IW_MGMT_INFO_ELEMENT_SSID,
1676                                          &thi    1725                                          &this->essid.el, "ANY", 3);
1677         }                                        1726         }
1678         return wl3501_reset(dev);                1727         return wl3501_reset(dev);
1679 }                                                1728 }
1680                                                  1729 
1681 static int wl3501_get_essid(struct net_device    1730 static int wl3501_get_essid(struct net_device *dev,
1682                             struct iw_request    1731                             struct iw_request_info *info,
1683                             union iwreq_data     1732                             union iwreq_data *wrqu, char *extra)
1684 {                                                1733 {
1685         struct wl3501_card *this = netdev_pri !! 1734         struct wl3501_card *this = dev->priv;
1686         unsigned long flags;                     1735         unsigned long flags;
1687                                                  1736 
1688         spin_lock_irqsave(&this->lock, flags)    1737         spin_lock_irqsave(&this->lock, flags);
1689         wrqu->essid.flags  = 1;                  1738         wrqu->essid.flags  = 1;
1690         wrqu->essid.length = this->essid.el.l    1739         wrqu->essid.length = this->essid.el.len;
1691         memcpy(extra, this->essid.essid, this    1740         memcpy(extra, this->essid.essid, this->essid.el.len);
1692         spin_unlock_irqrestore(&this->lock, f    1741         spin_unlock_irqrestore(&this->lock, flags);
1693         return 0;                                1742         return 0;
1694 }                                                1743 }
1695                                                  1744 
1696 static int wl3501_set_nick(struct net_device     1745 static int wl3501_set_nick(struct net_device *dev, struct iw_request_info *info,
1697                            union iwreq_data *    1746                            union iwreq_data *wrqu, char *extra)
1698 {                                                1747 {
1699         struct wl3501_card *this = netdev_pri !! 1748         struct wl3501_card *this = dev->priv;
1700                                                  1749 
1701         if (wrqu->data.length > sizeof(this->    1750         if (wrqu->data.length > sizeof(this->nick))
1702                 return -E2BIG;                   1751                 return -E2BIG;
1703         strlcpy(this->nick, extra, wrqu->data    1752         strlcpy(this->nick, extra, wrqu->data.length);
1704         return 0;                                1753         return 0;
1705 }                                                1754 }
1706                                                  1755 
1707 static int wl3501_get_nick(struct net_device     1756 static int wl3501_get_nick(struct net_device *dev, struct iw_request_info *info,
1708                            union iwreq_data *    1757                            union iwreq_data *wrqu, char *extra)
1709 {                                                1758 {
1710         struct wl3501_card *this = netdev_pri !! 1759         struct wl3501_card *this = dev->priv;
1711                                                  1760 
1712         strlcpy(extra, this->nick, 32);          1761         strlcpy(extra, this->nick, 32);
1713         wrqu->data.length = strlen(extra);       1762         wrqu->data.length = strlen(extra);
1714         return 0;                                1763         return 0;
1715 }                                                1764 }
1716                                                  1765 
1717 static int wl3501_get_rate(struct net_device     1766 static int wl3501_get_rate(struct net_device *dev, struct iw_request_info *info,
1718                            union iwreq_data *    1767                            union iwreq_data *wrqu, char *extra)
1719 {                                                1768 {
1720         /*                                       1769         /*
1721          * FIXME: have to see from where to g    1770          * FIXME: have to see from where to get this info, perhaps this card
1722          * works at 1 Mbit/s too... for now l    1771          * works at 1 Mbit/s too... for now leave at 2 Mbit/s that is the most
1723          * common with the Planet Access Poin    1772          * common with the Planet Access Points. -acme
1724          */                                      1773          */
1725         wrqu->bitrate.value = 2000000;           1774         wrqu->bitrate.value = 2000000;
1726         wrqu->bitrate.fixed = 1;                 1775         wrqu->bitrate.fixed = 1;
1727         return 0;                                1776         return 0;
1728 }                                                1777 }
1729                                                  1778 
1730 static int wl3501_get_rts_threshold(struct ne    1779 static int wl3501_get_rts_threshold(struct net_device *dev,
1731                                     struct iw    1780                                     struct iw_request_info *info,
1732                                     union iwr    1781                                     union iwreq_data *wrqu, char *extra)
1733 {                                                1782 {
1734         u16 threshold; /* size checked: it is    1783         u16 threshold; /* size checked: it is u16 */
1735         struct wl3501_card *this = netdev_pri !! 1784         struct wl3501_card *this = dev->priv;
1736         int rc = wl3501_get_mib_value(this, W    1785         int rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_RTS_THRESHOLD,
1737                                       &thresh    1786                                       &threshold, sizeof(threshold));
1738         if (!rc) {                               1787         if (!rc) {
1739                 wrqu->rts.value = threshold;     1788                 wrqu->rts.value = threshold;
1740                 wrqu->rts.disabled = threshol    1789                 wrqu->rts.disabled = threshold >= 2347;
1741                 wrqu->rts.fixed = 1;             1790                 wrqu->rts.fixed = 1;
1742         }                                        1791         }
1743         return rc;                               1792         return rc;
1744 }                                                1793 }
1745                                                  1794 
1746 static int wl3501_get_frag_threshold(struct n    1795 static int wl3501_get_frag_threshold(struct net_device *dev,
1747                                      struct i    1796                                      struct iw_request_info *info,
1748                                      union iw    1797                                      union iwreq_data *wrqu, char *extra)
1749 {                                                1798 {
1750         u16 threshold; /* size checked: it is    1799         u16 threshold; /* size checked: it is u16 */
1751         struct wl3501_card *this = netdev_pri !! 1800         struct wl3501_card *this = dev->priv;
1752         int rc = wl3501_get_mib_value(this, W    1801         int rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_FRAG_THRESHOLD,
1753                                       &thresh    1802                                       &threshold, sizeof(threshold));
1754         if (!rc) {                               1803         if (!rc) {
1755                 wrqu->frag.value = threshold;    1804                 wrqu->frag.value = threshold;
1756                 wrqu->frag.disabled = thresho    1805                 wrqu->frag.disabled = threshold >= 2346;
1757                 wrqu->frag.fixed = 1;            1806                 wrqu->frag.fixed = 1;
1758         }                                        1807         }
1759         return rc;                               1808         return rc;
1760 }                                                1809 }
1761                                                  1810 
1762 static int wl3501_get_txpow(struct net_device    1811 static int wl3501_get_txpow(struct net_device *dev,
1763                             struct iw_request    1812                             struct iw_request_info *info,
1764                             union iwreq_data     1813                             union iwreq_data *wrqu, char *extra)
1765 {                                                1814 {
1766         u16 txpow;                               1815         u16 txpow;
1767         struct wl3501_card *this = netdev_pri !! 1816         struct wl3501_card *this = dev->priv;
1768         int rc = wl3501_get_mib_value(this,      1817         int rc = wl3501_get_mib_value(this,
1769                                       WL3501_    1818                                       WL3501_MIB_ATTR_CURRENT_TX_PWR_LEVEL,
1770                                       &txpow,    1819                                       &txpow, sizeof(txpow));
1771         if (!rc) {                               1820         if (!rc) {
1772                 wrqu->txpower.value = txpow;     1821                 wrqu->txpower.value = txpow;
1773                 wrqu->txpower.disabled = 0;      1822                 wrqu->txpower.disabled = 0;
1774                 /*                               1823                 /*
1775                  * From the MIB values I thin    1824                  * From the MIB values I think this can be configurable,
1776                  * as it lists several tx pow    1825                  * as it lists several tx power levels -acme
1777                  */                              1826                  */
1778                 wrqu->txpower.fixed = 0;         1827                 wrqu->txpower.fixed = 0;
1779                 wrqu->txpower.flags = IW_TXPO    1828                 wrqu->txpower.flags = IW_TXPOW_MWATT;
1780         }                                        1829         }
1781         return rc;                               1830         return rc;
1782 }                                                1831 }
1783                                                  1832 
1784 static int wl3501_get_retry(struct net_device    1833 static int wl3501_get_retry(struct net_device *dev,
1785                             struct iw_request    1834                             struct iw_request_info *info,
1786                             union iwreq_data     1835                             union iwreq_data *wrqu, char *extra)
1787 {                                                1836 {
1788         u8 retry; /* size checked: it is u8 *    1837         u8 retry; /* size checked: it is u8 */
1789         struct wl3501_card *this = netdev_pri !! 1838         struct wl3501_card *this = dev->priv;
1790         int rc = wl3501_get_mib_value(this,      1839         int rc = wl3501_get_mib_value(this,
1791                                       WL3501_    1840                                       WL3501_MIB_ATTR_LONG_RETRY_LIMIT,
1792                                       &retry,    1841                                       &retry, sizeof(retry));
1793         if (rc)                                  1842         if (rc)
1794                 goto out;                        1843                 goto out;
1795         if (wrqu->retry.flags & IW_RETRY_LONG !! 1844         if (wrqu->retry.flags & IW_RETRY_MAX) {
1796                 wrqu->retry.flags = IW_RETRY_ !! 1845                 wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
1797                 goto set_value;                  1846                 goto set_value;
1798         }                                        1847         }
1799         rc = wl3501_get_mib_value(this, WL350    1848         rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_SHORT_RETRY_LIMIT,
1800                                   &retry, siz    1849                                   &retry, sizeof(retry));
1801         if (rc)                                  1850         if (rc)
1802                 goto out;                        1851                 goto out;
1803         wrqu->retry.flags = IW_RETRY_LIMIT |  !! 1852         wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
1804 set_value:                                       1853 set_value:
1805         wrqu->retry.value = retry;               1854         wrqu->retry.value = retry;
1806         wrqu->retry.disabled = 0;                1855         wrqu->retry.disabled = 0;
1807 out:                                             1856 out:
1808         return rc;                               1857         return rc;
1809 }                                                1858 }
1810                                                  1859 
1811 static int wl3501_get_encode(struct net_devic    1860 static int wl3501_get_encode(struct net_device *dev,
1812                              struct iw_reques    1861                              struct iw_request_info *info,
1813                              union iwreq_data    1862                              union iwreq_data *wrqu, char *extra)
1814 {                                                1863 {
1815         u8 implemented, restricted, keys[100]    1864         u8 implemented, restricted, keys[100], len_keys, tocopy;
1816         struct wl3501_card *this = netdev_pri !! 1865         struct wl3501_card *this = dev->priv;
1817         int rc = wl3501_get_mib_value(this,      1866         int rc = wl3501_get_mib_value(this,
1818                                       WL3501_    1867                                       WL3501_MIB_ATTR_PRIV_OPT_IMPLEMENTED,
1819                                       &implem    1868                                       &implemented, sizeof(implemented));
1820         if (rc)                                  1869         if (rc)
1821                 goto out;                        1870                 goto out;
1822         if (!implemented) {                      1871         if (!implemented) {
1823                 wrqu->encoding.flags = IW_ENC    1872                 wrqu->encoding.flags = IW_ENCODE_DISABLED;
1824                 goto out;                        1873                 goto out;
1825         }                                        1874         }
1826         rc = wl3501_get_mib_value(this, WL350    1875         rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_EXCLUDE_UNENCRYPTED,
1827                                   &restricted    1876                                   &restricted, sizeof(restricted));
1828         if (rc)                                  1877         if (rc)
1829                 goto out;                        1878                 goto out;
1830         wrqu->encoding.flags = restricted ? I    1879         wrqu->encoding.flags = restricted ? IW_ENCODE_RESTRICTED :
1831                                             I    1880                                             IW_ENCODE_OPEN;
1832         rc = wl3501_get_mib_value(this, WL350    1881         rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_KEY_MAPPINGS_LEN,
1833                                   &len_keys,     1882                                   &len_keys, sizeof(len_keys));
1834         if (rc)                                  1883         if (rc)
1835                 goto out;                        1884                 goto out;
1836         rc = wl3501_get_mib_value(this, WL350    1885         rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_KEY_MAPPINGS,
1837                                   keys, len_k    1886                                   keys, len_keys);
1838         if (rc)                                  1887         if (rc)
1839                 goto out;                        1888                 goto out;
1840         tocopy = min_t(u8, len_keys, wrqu->en    1889         tocopy = min_t(u8, len_keys, wrqu->encoding.length);
1841         tocopy = min_t(u8, tocopy, 100);         1890         tocopy = min_t(u8, tocopy, 100);
1842         wrqu->encoding.length = tocopy;          1891         wrqu->encoding.length = tocopy;
                                                   >> 1892         memset(extra, 0, tocopy);
1843         memcpy(extra, keys, tocopy);             1893         memcpy(extra, keys, tocopy);
1844 out:                                             1894 out:
1845         return rc;                               1895         return rc;
1846 }                                                1896 }
1847                                                  1897 
1848 static int wl3501_get_power(struct net_device    1898 static int wl3501_get_power(struct net_device *dev,
1849                             struct iw_request    1899                             struct iw_request_info *info,
1850                             union iwreq_data     1900                             union iwreq_data *wrqu, char *extra)
1851 {                                                1901 {
1852         u8 pwr_state;                            1902         u8 pwr_state;
1853         struct wl3501_card *this = netdev_pri !! 1903         struct wl3501_card *this = dev->priv;
1854         int rc = wl3501_get_mib_value(this,      1904         int rc = wl3501_get_mib_value(this,
1855                                       WL3501_    1905                                       WL3501_MIB_ATTR_CURRENT_PWR_STATE,
1856                                       &pwr_st    1906                                       &pwr_state, sizeof(pwr_state));
1857         if (rc)                                  1907         if (rc)
1858                 goto out;                        1908                 goto out;
1859         wrqu->power.disabled = !pwr_state;       1909         wrqu->power.disabled = !pwr_state;
1860         wrqu->power.flags = IW_POWER_ON;         1910         wrqu->power.flags = IW_POWER_ON;
1861 out:                                             1911 out:
1862         return rc;                               1912         return rc;
1863 }                                                1913 }
1864                                                  1914 
1865 static const iw_handler wl3501_handler[] = {     1915 static const iw_handler wl3501_handler[] = {
1866         [SIOCGIWNAME    - SIOCIWFIRST] = wl35    1916         [SIOCGIWNAME    - SIOCIWFIRST] = wl3501_get_name,
1867         [SIOCSIWFREQ    - SIOCIWFIRST] = wl35    1917         [SIOCSIWFREQ    - SIOCIWFIRST] = wl3501_set_freq,
1868         [SIOCGIWFREQ    - SIOCIWFIRST] = wl35    1918         [SIOCGIWFREQ    - SIOCIWFIRST] = wl3501_get_freq,
1869         [SIOCSIWMODE    - SIOCIWFIRST] = wl35    1919         [SIOCSIWMODE    - SIOCIWFIRST] = wl3501_set_mode,
1870         [SIOCGIWMODE    - SIOCIWFIRST] = wl35    1920         [SIOCGIWMODE    - SIOCIWFIRST] = wl3501_get_mode,
1871         [SIOCGIWSENS    - SIOCIWFIRST] = wl35    1921         [SIOCGIWSENS    - SIOCIWFIRST] = wl3501_get_sens,
1872         [SIOCGIWRANGE   - SIOCIWFIRST] = wl35    1922         [SIOCGIWRANGE   - SIOCIWFIRST] = wl3501_get_range,
1873         [SIOCSIWSPY     - SIOCIWFIRST] = iw_h    1923         [SIOCSIWSPY     - SIOCIWFIRST] = iw_handler_set_spy,
1874         [SIOCGIWSPY     - SIOCIWFIRST] = iw_h    1924         [SIOCGIWSPY     - SIOCIWFIRST] = iw_handler_get_spy,
1875         [SIOCSIWTHRSPY  - SIOCIWFIRST] = iw_h    1925         [SIOCSIWTHRSPY  - SIOCIWFIRST] = iw_handler_set_thrspy,
1876         [SIOCGIWTHRSPY  - SIOCIWFIRST] = iw_h    1926         [SIOCGIWTHRSPY  - SIOCIWFIRST] = iw_handler_get_thrspy,
1877         [SIOCSIWAP      - SIOCIWFIRST] = wl35    1927         [SIOCSIWAP      - SIOCIWFIRST] = wl3501_set_wap,
1878         [SIOCGIWAP      - SIOCIWFIRST] = wl35    1928         [SIOCGIWAP      - SIOCIWFIRST] = wl3501_get_wap,
1879         [SIOCSIWSCAN    - SIOCIWFIRST] = wl35    1929         [SIOCSIWSCAN    - SIOCIWFIRST] = wl3501_set_scan,
1880         [SIOCGIWSCAN    - SIOCIWFIRST] = wl35    1930         [SIOCGIWSCAN    - SIOCIWFIRST] = wl3501_get_scan,
1881         [SIOCSIWESSID   - SIOCIWFIRST] = wl35    1931         [SIOCSIWESSID   - SIOCIWFIRST] = wl3501_set_essid,
1882         [SIOCGIWESSID   - SIOCIWFIRST] = wl35    1932         [SIOCGIWESSID   - SIOCIWFIRST] = wl3501_get_essid,
1883         [SIOCSIWNICKN   - SIOCIWFIRST] = wl35    1933         [SIOCSIWNICKN   - SIOCIWFIRST] = wl3501_set_nick,
1884         [SIOCGIWNICKN   - SIOCIWFIRST] = wl35    1934         [SIOCGIWNICKN   - SIOCIWFIRST] = wl3501_get_nick,
1885         [SIOCGIWRATE    - SIOCIWFIRST] = wl35    1935         [SIOCGIWRATE    - SIOCIWFIRST] = wl3501_get_rate,
1886         [SIOCGIWRTS     - SIOCIWFIRST] = wl35    1936         [SIOCGIWRTS     - SIOCIWFIRST] = wl3501_get_rts_threshold,
1887         [SIOCGIWFRAG    - SIOCIWFIRST] = wl35    1937         [SIOCGIWFRAG    - SIOCIWFIRST] = wl3501_get_frag_threshold,
1888         [SIOCGIWTXPOW   - SIOCIWFIRST] = wl35    1938         [SIOCGIWTXPOW   - SIOCIWFIRST] = wl3501_get_txpow,
1889         [SIOCGIWRETRY   - SIOCIWFIRST] = wl35    1939         [SIOCGIWRETRY   - SIOCIWFIRST] = wl3501_get_retry,
1890         [SIOCGIWENCODE  - SIOCIWFIRST] = wl35    1940         [SIOCGIWENCODE  - SIOCIWFIRST] = wl3501_get_encode,
1891         [SIOCGIWPOWER   - SIOCIWFIRST] = wl35    1941         [SIOCGIWPOWER   - SIOCIWFIRST] = wl3501_get_power,
1892 };                                               1942 };
1893                                                  1943 
1894 static const struct iw_handler_def wl3501_han    1944 static const struct iw_handler_def wl3501_handler_def = {
1895         .num_standard   = ARRAY_SIZE(wl3501_h !! 1945         .num_standard   = sizeof(wl3501_handler) / sizeof(iw_handler),
1896         .standard       = (iw_handler *)wl350    1946         .standard       = (iw_handler *)wl3501_handler,
1897         .get_wireless_stats = wl3501_get_wire !! 1947         .spy_offset     = offsetof(struct wl3501_card, spy_data),
1898 };                                               1948 };
1899                                                  1949 
1900 /**                                              1950 /**
1901  * wl3501_attach - creates an "instance" of t    1951  * wl3501_attach - creates an "instance" of the driver
1902  *                                               1952  *
1903  * Creates an "instance" of the driver, alloc    1953  * Creates an "instance" of the driver, allocating local data structures for
1904  * one device.  The device is registered with    1954  * one device.  The device is registered with Card Services.
1905  *                                               1955  *
1906  * The dev_link structure is initialized, but    1956  * The dev_link structure is initialized, but we don't actually configure the
1907  * card at this point -- we wait until we rec    1957  * card at this point -- we wait until we receive a card insertion event.
1908  */                                              1958  */
1909 static int wl3501_probe(struct pcmcia_device  !! 1959 static dev_link_t *wl3501_attach(void)
1910 {                                                1960 {
                                                   >> 1961         client_reg_t client_reg;
                                                   >> 1962         dev_link_t *link;
1911         struct net_device *dev;                  1963         struct net_device *dev;
1912         struct wl3501_card *this;             !! 1964         int ret;
                                                   >> 1965 
                                                   >> 1966         /* Initialize the dev_link_t structure */
                                                   >> 1967         link = kmalloc(sizeof(*link), GFP_KERNEL);
                                                   >> 1968         if (!link)
                                                   >> 1969                 goto out;
                                                   >> 1970         memset(link, 0, sizeof(struct dev_link_t));
1913                                                  1971 
1914         /* The io structure describes IO port    1972         /* The io structure describes IO port mapping */
1915         p_dev->io.NumPorts1     = 16;         !! 1973         link->io.NumPorts1      = 16;
1916         p_dev->io.Attributes1   = IO_DATA_PAT !! 1974         link->io.Attributes1    = IO_DATA_PATH_WIDTH_8;
1917         p_dev->io.IOAddrLines   = 5;          !! 1975         link->io.IOAddrLines    = 5;
1918                                                  1976 
1919         /* Interrupt setup */                    1977         /* Interrupt setup */
1920         p_dev->irq.Attributes   = IRQ_TYPE_EX !! 1978         link->irq.Attributes    = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
1921         p_dev->irq.IRQInfo1     = IRQ_LEVEL_I !! 1979         link->irq.IRQInfo1      = IRQ_LEVEL_ID;
1922         p_dev->irq.Handler = wl3501_interrupt !! 1980         link->irq.Handler = wl3501_interrupt;
1923                                                  1981 
1924         /* General socket configuration */       1982         /* General socket configuration */
1925         p_dev->conf.Attributes  = CONF_ENABLE !! 1983         link->conf.Attributes   = CONF_ENABLE_IRQ;
1926         p_dev->conf.IntType     = INT_MEMORY_ !! 1984         link->conf.Vcc          = 50;
1927         p_dev->conf.ConfigIndex = 1;          !! 1985         link->conf.IntType      = INT_MEMORY_AND_IO;
                                                   >> 1986         link->conf.ConfigIndex  = 1;
                                                   >> 1987         link->conf.Present      = PRESENT_OPTION;
1928                                                  1988 
1929         dev = alloc_etherdev(sizeof(struct wl    1989         dev = alloc_etherdev(sizeof(struct wl3501_card));
1930         if (!dev)                                1990         if (!dev)
1931                 goto out_link;                   1991                 goto out_link;
1932         dev->open               = wl3501_open    1992         dev->open               = wl3501_open;
1933         dev->stop               = wl3501_clos    1993         dev->stop               = wl3501_close;
1934         dev->hard_start_xmit    = wl3501_hard    1994         dev->hard_start_xmit    = wl3501_hard_start_xmit;
1935         dev->tx_timeout         = wl3501_tx_t    1995         dev->tx_timeout         = wl3501_tx_timeout;
1936         dev->watchdog_timeo     = 5 * HZ;        1996         dev->watchdog_timeo     = 5 * HZ;
1937         dev->get_stats          = wl3501_get_    1997         dev->get_stats          = wl3501_get_stats;
1938         this = netdev_priv(dev);              !! 1998         dev->get_wireless_stats = wl3501_get_wireless_stats;
1939         this->wireless_data.spy_data = &this- << 
1940         this->p_dev = p_dev;                  << 
1941         dev->wireless_data      = &this->wire << 
1942         dev->wireless_handlers  = (struct iw_    1999         dev->wireless_handlers  = (struct iw_handler_def *)&wl3501_handler_def;
1943         SET_ETHTOOL_OPS(dev, &ops);              2000         SET_ETHTOOL_OPS(dev, &ops);
1944         netif_stop_queue(dev);                   2001         netif_stop_queue(dev);
1945         p_dev->priv = p_dev->irq.Instance = d !! 2002         link->priv = link->irq.Instance = dev;
1946                                                  2003 
1947         return wl3501_config(p_dev);          !! 2004         /* Register with Card Services */
                                                   >> 2005         link->next               = wl3501_dev_list;
                                                   >> 2006         wl3501_dev_list          = link;
                                                   >> 2007         client_reg.dev_info      = &wl3501_dev_info;
                                                   >> 2008         client_reg.EventMask     = CS_EVENT_CARD_INSERTION |
                                                   >> 2009                                    CS_EVENT_RESET_PHYSICAL |
                                                   >> 2010                                    CS_EVENT_CARD_RESET |
                                                   >> 2011                                    CS_EVENT_CARD_REMOVAL |
                                                   >> 2012                                    CS_EVENT_PM_SUSPEND |
                                                   >> 2013                                    CS_EVENT_PM_RESUME;
                                                   >> 2014         client_reg.event_handler = wl3501_event;
                                                   >> 2015         client_reg.Version       = 0x0210;
                                                   >> 2016         client_reg.event_callback_args.client_data = link;
                                                   >> 2017         ret = pcmcia_register_client(&link->handle, &client_reg);
                                                   >> 2018         if (ret) {
                                                   >> 2019                 cs_error(link->handle, RegisterClient, ret);
                                                   >> 2020                 wl3501_detach(link);
                                                   >> 2021                 link = NULL;
                                                   >> 2022         }
                                                   >> 2023 out:
                                                   >> 2024         return link;
1948 out_link:                                        2025 out_link:
1949         return -ENOMEM;                       !! 2026         kfree(link);
                                                   >> 2027         link = NULL;
                                                   >> 2028         goto out;
1950 }                                                2029 }
1951                                                  2030 
1952 #define CS_CHECK(fn, ret) \                      2031 #define CS_CHECK(fn, ret) \
1953 do { last_fn = (fn); if ((last_ret = (ret)) !    2032 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
1954                                                  2033 
1955 /**                                              2034 /**
1956  * wl3501_config - configure the PCMCIA socke    2035  * wl3501_config - configure the PCMCIA socket and make eth device available
1957  * @link - FILL_IN                               2036  * @link - FILL_IN
1958  *                                               2037  *
1959  * wl3501_config() is scheduled to run after     2038  * wl3501_config() is scheduled to run after a CARD_INSERTION event is
1960  * received, to configure the PCMCIA socket,     2039  * received, to configure the PCMCIA socket, and to make the ethernet device
1961  * available to the system.                      2040  * available to the system.
1962  */                                              2041  */
1963 static int wl3501_config(struct pcmcia_device !! 2042 static void wl3501_config(dev_link_t *link)
1964 {                                                2043 {
                                                   >> 2044         tuple_t tuple;
                                                   >> 2045         cisparse_t parse;
                                                   >> 2046         client_handle_t handle = link->handle;
1965         struct net_device *dev = link->priv;     2047         struct net_device *dev = link->priv;
1966         int i = 0, j, last_fn, last_ret;         2048         int i = 0, j, last_fn, last_ret;
                                                   >> 2049         unsigned char bf[64];
1967         struct wl3501_card *this;                2050         struct wl3501_card *this;
1968         DECLARE_MAC_BUF(mac);                 !! 2051 
                                                   >> 2052         /* This reads the card's CONFIG tuple to find its config registers. */
                                                   >> 2053         tuple.Attributes        = 0;
                                                   >> 2054         tuple.DesiredTuple      = CISTPL_CONFIG;
                                                   >> 2055         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
                                                   >> 2056         tuple.TupleData         = bf;
                                                   >> 2057         tuple.TupleDataMax      = sizeof(bf);
                                                   >> 2058         tuple.TupleOffset       = 0;
                                                   >> 2059         CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
                                                   >> 2060         CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
                                                   >> 2061         link->conf.ConfigBase   = parse.config.base;
                                                   >> 2062         link->conf.Present      = parse.config.rmask[0];
                                                   >> 2063 
                                                   >> 2064         /* Configure card */
                                                   >> 2065         link->state |= DEV_CONFIG;
1969                                                  2066 
1970         /* Try allocating IO ports.  This tri    2067         /* Try allocating IO ports.  This tries a few fixed addresses.  If you
1971          * want, you can also read the card's    2068          * want, you can also read the card's config table to pick addresses --
1972          * see the serial driver for an examp    2069          * see the serial driver for an example. */
1973                                                  2070 
1974         for (j = 0x280; j < 0x400; j += 0x20)    2071         for (j = 0x280; j < 0x400; j += 0x20) {
1975                 /* The '^0x300' is so that we    2072                 /* The '^0x300' is so that we probe 0x300-0x3ff first, then
1976                  * 0x200-0x2ff, and so on, be    2073                  * 0x200-0x2ff, and so on, because this seems safer */
1977                 link->io.BasePort1 = j;          2074                 link->io.BasePort1 = j;
1978                 link->io.BasePort2 = link->io    2075                 link->io.BasePort2 = link->io.BasePort1 + 0x10;
1979                 i = pcmcia_request_io(link, & !! 2076                 i = pcmcia_request_io(link->handle, &link->io);
1980                 if (i == CS_SUCCESS)             2077                 if (i == CS_SUCCESS)
1981                         break;                   2078                         break;
1982         }                                        2079         }
1983         if (i != CS_SUCCESS) {                   2080         if (i != CS_SUCCESS) {
1984                 cs_error(link, RequestIO, i); !! 2081                 cs_error(link->handle, RequestIO, i);
1985                 goto failed;                     2082                 goto failed;
1986         }                                        2083         }
1987                                                  2084 
1988         /* Now allocate an interrupt line. No    2085         /* Now allocate an interrupt line. Note that this does not actually
1989          * assign a handler to the interrupt.    2086          * assign a handler to the interrupt. */
1990                                                  2087 
1991         CS_CHECK(RequestIRQ, pcmcia_request_i !! 2088         CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
1992                                                  2089 
1993         /* This actually configures the PCMCI    2090         /* This actually configures the PCMCIA socket -- setting up the I/O
1994          * windows and the interrupt mapping.    2091          * windows and the interrupt mapping.  */
1995                                                  2092 
1996         CS_CHECK(RequestConfiguration, pcmcia !! 2093         CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
1997                                                  2094 
1998         dev->irq = link->irq.AssignedIRQ;        2095         dev->irq = link->irq.AssignedIRQ;
1999         dev->base_addr = link->io.BasePort1;     2096         dev->base_addr = link->io.BasePort1;
2000         SET_NETDEV_DEV(dev, &handle_to_dev(li !! 2097         SET_NETDEV_DEV(dev, &handle_to_dev(handle));
2001         if (register_netdev(dev)) {              2098         if (register_netdev(dev)) {
2002                 printk(KERN_NOTICE "wl3501_cs    2099                 printk(KERN_NOTICE "wl3501_cs: register_netdev() failed\n");
2003                 goto failed;                     2100                 goto failed;
2004         }                                        2101         }
2005                                                  2102 
2006         this = netdev_priv(dev);              !! 2103         SET_MODULE_OWNER(dev);
                                                   >> 2104 
                                                   >> 2105         this = dev->priv;
2007         /*                                       2106         /*
2008          * At this point, the dev_node_t stru    2107          * At this point, the dev_node_t structure(s) should be initialized and
2009          * arranged in a linked list at link- !! 2108          * arranged in a linked list at link->dev.
2010          */                                      2109          */
2011         link->dev_node = &this->node;         !! 2110         link->dev = &this->node;
                                                   >> 2111         link->state &= ~DEV_CONFIG_PENDING;
2012                                                  2112 
2013         this->base_addr = dev->base_addr;        2113         this->base_addr = dev->base_addr;
2014                                                  2114 
2015         if (!wl3501_get_flash_mac_addr(this))    2115         if (!wl3501_get_flash_mac_addr(this)) {
2016                 printk(KERN_WARNING "%s: Cant    2116                 printk(KERN_WARNING "%s: Cant read MAC addr in flash ROM?\n",
2017                        dev->name);               2117                        dev->name);
2018                 goto failed;                     2118                 goto failed;
2019         }                                        2119         }
2020         strcpy(this->node.dev_name, dev->name    2120         strcpy(this->node.dev_name, dev->name);
2021                                                  2121 
2022         for (i = 0; i < 6; i++)               << 
2023                 dev->dev_addr[i] = ((char *)& << 
2024                                               << 
2025         /* print probe information */            2122         /* print probe information */
2026         printk(KERN_INFO "%s: wl3501 @ 0x%3.3 !! 2123         printk(KERN_INFO "%s: wl3501 @ 0x%3.3x, IRQ %d, MAC addr in flash ROM:",
2027                "MAC addr in flash ROM:%s\n",  !! 2124                dev->name, this->base_addr, (int)dev->irq);
2028                dev->name, this->base_addr, (i !! 2125         for (i = 0; i < 6; i++) {
2029                print_mac(mac, dev->dev_addr)) !! 2126                 dev->dev_addr[i] = ((char *)&this->mac_addr)[i];
                                                   >> 2127                 printk("%c%02x", i ? ':' : ' ', dev->dev_addr[i]);
                                                   >> 2128         }
                                                   >> 2129         printk("\n");
2030         /*                                       2130         /*
2031          * Initialize card parameters - added    2131          * Initialize card parameters - added by jss
2032          */                                      2132          */
2033         this->net_type          = IW_MODE_INF    2133         this->net_type          = IW_MODE_INFRA;
2034         this->bss_cnt           = 0;             2134         this->bss_cnt           = 0;
2035         this->join_sta_bss      = 0;             2135         this->join_sta_bss      = 0;
2036         this->adhoc_times       = 0;             2136         this->adhoc_times       = 0;
2037         iw_set_mgmt_info_element(IW_MGMT_INFO    2137         iw_set_mgmt_info_element(IW_MGMT_INFO_ELEMENT_SSID, &this->essid.el,
2038                                  "ANY", 3);      2138                                  "ANY", 3);
2039         this->card_name[0]      = '\0';          2139         this->card_name[0]      = '\0';
2040         this->firmware_date[0]  = '\0';          2140         this->firmware_date[0]  = '\0';
2041         this->rssi              = 255;           2141         this->rssi              = 255;
2042         this->chan              = iw_default_    2142         this->chan              = iw_default_channel(this->reg_domain);
2043         strlcpy(this->nick, "Planet WL3501",     2143         strlcpy(this->nick, "Planet WL3501", sizeof(this->nick));
2044         spin_lock_init(&this->lock);             2144         spin_lock_init(&this->lock);
2045         init_waitqueue_head(&this->wait);        2145         init_waitqueue_head(&this->wait);
2046         netif_start_queue(dev);                  2146         netif_start_queue(dev);
2047         return 0;                             !! 2147         goto out;
2048                                               << 
2049 cs_failed:                                       2148 cs_failed:
2050         cs_error(link, last_fn, last_ret);    !! 2149         cs_error(link->handle, last_fn, last_ret);
2051 failed:                                          2150 failed:
2052         wl3501_release(link);                    2151         wl3501_release(link);
2053         return -ENODEV;                       !! 2152 out:
                                                   >> 2153         return;
2054 }                                                2154 }
2055                                                  2155 
2056 /**                                              2156 /**
2057  * wl3501_release - unregister the net, relea    2157  * wl3501_release - unregister the net, release PCMCIA configuration
2058  * @arg - link                                   2158  * @arg - link
2059  *                                               2159  *
2060  * After a card is removed, wl3501_release()     2160  * After a card is removed, wl3501_release() will unregister the net device,
2061  * and release the PCMCIA configuration.  If     2161  * and release the PCMCIA configuration.  If the device is still open, this
2062  * will be postponed until it is closed.         2162  * will be postponed until it is closed.
2063  */                                              2163  */
2064 static void wl3501_release(struct pcmcia_devi !! 2164 static void wl3501_release(dev_link_t *link)
2065 {                                                2165 {
2066         struct net_device *dev = link->priv;     2166         struct net_device *dev = link->priv;
2067                                                  2167 
2068         /* Unlink the device chain */            2168         /* Unlink the device chain */
2069         if (link->dev_node)                   !! 2169         if (link->dev) {
2070                 unregister_netdev(dev);          2170                 unregister_netdev(dev);
                                                   >> 2171                 link->dev = NULL;
                                                   >> 2172         }
2071                                                  2173 
2072         pcmcia_disable_device(link);          !! 2174         /* Don't bother checking to see if these succeed or not */
                                                   >> 2175         pcmcia_release_configuration(link->handle);
                                                   >> 2176         pcmcia_release_io(link->handle, &link->io);
                                                   >> 2177         pcmcia_release_irq(link->handle, &link->irq);
                                                   >> 2178         link->state &= ~DEV_CONFIG;
2073 }                                                2179 }
2074                                                  2180 
2075 static int wl3501_suspend(struct pcmcia_devic !! 2181 /**
2076 {                                             !! 2182  * wl3501_event - The card status event handler
2077         struct net_device *dev = link->priv;  !! 2183  * @event - event
2078                                               !! 2184  * @pri - priority
2079         wl3501_pwr_mgmt(netdev_priv(dev), WL3 !! 2185  * @args - arguments for this event
2080         if (link->open)                       !! 2186  *
2081                 netif_device_detach(dev);     !! 2187  * The card status event handler. Mostly, this schedules other stuff to run
2082                                               !! 2188  * after an event is received. A CARD_REMOVAL event also sets some flags to
2083         return 0;                             !! 2189  * discourage the net drivers from trying to talk to the card any more.
2084 }                                             !! 2190  *
2085                                               !! 2191  * When a CARD_REMOVAL event is received, we immediately set a flag to block
2086 static int wl3501_resume(struct pcmcia_device !! 2192  * future accesses to this device. All the functions that actually access the
                                                   >> 2193  * device should check this flag to make sure the card is still present.
                                                   >> 2194  */
                                                   >> 2195 static int wl3501_event(event_t event, int pri, event_callback_args_t *args)
2087 {                                                2196 {
                                                   >> 2197         dev_link_t *link = args->client_data;
2088         struct net_device *dev = link->priv;     2198         struct net_device *dev = link->priv;
2089                                                  2199 
2090         wl3501_pwr_mgmt(netdev_priv(dev), WL3 !! 2200         switch (event) {
2091         if (link->open) {                     !! 2201         case CS_EVENT_CARD_REMOVAL:
2092                 wl3501_reset(dev);            !! 2202                 link->state &= ~DEV_PRESENT;
2093                 netif_device_attach(dev);     !! 2203                 if (link->state & DEV_CONFIG) {
                                                   >> 2204                         while (link->open > 0)
                                                   >> 2205                                 wl3501_close(dev);
                                                   >> 2206                         netif_device_detach(dev);
                                                   >> 2207                         wl3501_release(link);
                                                   >> 2208                 }
                                                   >> 2209                 break;
                                                   >> 2210         case CS_EVENT_CARD_INSERTION:
                                                   >> 2211                 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
                                                   >> 2212                 wl3501_config(link);
                                                   >> 2213                 break;
                                                   >> 2214         case CS_EVENT_PM_SUSPEND:
                                                   >> 2215                 link->state |= DEV_SUSPEND;
                                                   >> 2216                 wl3501_pwr_mgmt(dev->priv, WL3501_SUSPEND);
                                                   >> 2217                 /* Fall through... */
                                                   >> 2218         case CS_EVENT_RESET_PHYSICAL:
                                                   >> 2219                 if (link->state & DEV_CONFIG) {
                                                   >> 2220                         if (link->open)
                                                   >> 2221                                 netif_device_detach(dev);
                                                   >> 2222                         pcmcia_release_configuration(link->handle);
                                                   >> 2223                 }
                                                   >> 2224                 break;
                                                   >> 2225         case CS_EVENT_PM_RESUME:
                                                   >> 2226                 link->state &= ~DEV_SUSPEND;
                                                   >> 2227                 wl3501_pwr_mgmt(dev->priv, WL3501_RESUME);
                                                   >> 2228                 /* Fall through... */
                                                   >> 2229         case CS_EVENT_CARD_RESET:
                                                   >> 2230                 if (link->state & DEV_CONFIG) {
                                                   >> 2231                         pcmcia_request_configuration(link->handle, &link->conf);
                                                   >> 2232                         if (link->open) {
                                                   >> 2233                                 wl3501_reset(dev);
                                                   >> 2234                                 netif_device_attach(dev);
                                                   >> 2235                         }
                                                   >> 2236                 }
                                                   >> 2237                 break;
2094         }                                        2238         }
2095                                               << 
2096         return 0;                                2239         return 0;
2097 }                                                2240 }
2098                                                  2241 
2099                                               << 
2100 static struct pcmcia_device_id wl3501_ids[] = << 
2101         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x000 << 
2102         PCMCIA_DEVICE_NULL                    << 
2103 };                                            << 
2104 MODULE_DEVICE_TABLE(pcmcia, wl3501_ids);      << 
2105                                               << 
2106 static struct pcmcia_driver wl3501_driver = {    2242 static struct pcmcia_driver wl3501_driver = {
2107         .owner          = THIS_MODULE,        !! 2243         .owner          = THIS_MODULE,
2108         .drv            = {                   !! 2244         .drv            = {
2109                 .name   = "wl3501_cs",        !! 2245                 .name   = "wl3501_cs",
2110         },                                       2246         },
2111         .probe          = wl3501_probe,       !! 2247         .attach         = wl3501_attach,
2112         .remove         = wl3501_detach,      !! 2248         .detach         = wl3501_detach,
2113         .id_table       = wl3501_ids,         << 
2114         .suspend        = wl3501_suspend,     << 
2115         .resume         = wl3501_resume,      << 
2116 };                                               2249 };
2117                                                  2250 
2118 static int __init wl3501_init_module(void)       2251 static int __init wl3501_init_module(void)
2119 {                                                2252 {
2120         return pcmcia_register_driver(&wl3501    2253         return pcmcia_register_driver(&wl3501_driver);
2121 }                                                2254 }
2122                                                  2255 
2123 static void __exit wl3501_exit_module(void)      2256 static void __exit wl3501_exit_module(void)
2124 {                                                2257 {
                                                   >> 2258         dprintk(0, ": unloading");
2125         pcmcia_unregister_driver(&wl3501_driv    2259         pcmcia_unregister_driver(&wl3501_driver);
                                                   >> 2260         BUG_ON(wl3501_dev_list != NULL);
2126 }                                                2261 }
2127                                                  2262 
2128 module_init(wl3501_init_module);                 2263 module_init(wl3501_init_module);
2129 module_exit(wl3501_exit_module);                 2264 module_exit(wl3501_exit_module);
2130                                                  2265 
2131 MODULE_AUTHOR("Fox Chen <mhchen@golf.ccl.itri    2266 MODULE_AUTHOR("Fox Chen <mhchen@golf.ccl.itri.org.tw>, "
2132               "Arnaldo Carvalho de Melo <acme    2267               "Arnaldo Carvalho de Melo <acme@conectiva.com.br>,"
2133               "Gustavo Niemeyer <niemeyer@con    2268               "Gustavo Niemeyer <niemeyer@conectiva.com>");
2134 MODULE_DESCRIPTION("Planet wl3501 wireless dr    2269 MODULE_DESCRIPTION("Planet wl3501 wireless driver");
2135 MODULE_LICENSE("GPL");                           2270 MODULE_LICENSE("GPL");
2136                                                  2271 
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