diff options
author | Masakazu Mokuno <mokuno@sm.sony.co.jp> | 2008-02-07 05:58:57 -0500 |
---|---|---|
committer | Jeff Garzik <jeff@garzik.org> | 2008-02-11 10:30:05 -0500 |
commit | 09dde54c6a69d4f9ea1213923b93aeae7020f8b6 (patch) | |
tree | 5db71afb05e3b69304f795b3ba167870221577e3 /drivers/net | |
parent | 589866f9f1cb14273b644993d362ec7845007f94 (diff) |
PS3: gelic: Add wireless support for PS3
Signed-off-by: Masakazu Mokuno <mokuno@sm.sony.co.jp>
Acked-by: Dan Williams <dcbw@redhat.com>
Acked-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/Kconfig | 10 | ||||
-rw-r--r-- | drivers/net/Makefile | 3 | ||||
-rw-r--r-- | drivers/net/ps3_gelic_net.c | 18 | ||||
-rw-r--r-- | drivers/net/ps3_gelic_net.h | 6 | ||||
-rw-r--r-- | drivers/net/ps3_gelic_wireless.c | 2753 | ||||
-rw-r--r-- | drivers/net/ps3_gelic_wireless.h | 329 |
6 files changed, 3117 insertions, 2 deletions
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 50c2b60e1fee..37f8e4790b68 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig | |||
@@ -2352,6 +2352,16 @@ config GELIC_NET | |||
2352 | To compile this driver as a module, choose M here: the | 2352 | To compile this driver as a module, choose M here: the |
2353 | module will be called ps3_gelic. | 2353 | module will be called ps3_gelic. |
2354 | 2354 | ||
2355 | config GELIC_WIRELESS | ||
2356 | bool "PS3 Wireless support" | ||
2357 | depends on GELIC_NET | ||
2358 | help | ||
2359 | This option adds the support for the wireless feature of PS3. | ||
2360 | If you have the wireless-less model of PS3 or have no plan to | ||
2361 | use wireless feature, disabling this option saves memory. As | ||
2362 | the driver automatically distinguishes the models, you can | ||
2363 | safely enable this option even if you have a wireless-less model. | ||
2364 | |||
2355 | config GIANFAR | 2365 | config GIANFAR |
2356 | tristate "Gianfar Ethernet" | 2366 | tristate "Gianfar Ethernet" |
2357 | depends on FSL_SOC | 2367 | depends on FSL_SOC |
diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 9fc7794e88ea..3b1ea321dc05 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile | |||
@@ -70,7 +70,8 @@ obj-$(CONFIG_BNX2X) += bnx2x.o | |||
70 | spidernet-y += spider_net.o spider_net_ethtool.o | 70 | spidernet-y += spider_net.o spider_net_ethtool.o |
71 | obj-$(CONFIG_SPIDER_NET) += spidernet.o sungem_phy.o | 71 | obj-$(CONFIG_SPIDER_NET) += spidernet.o sungem_phy.o |
72 | obj-$(CONFIG_GELIC_NET) += ps3_gelic.o | 72 | obj-$(CONFIG_GELIC_NET) += ps3_gelic.o |
73 | ps3_gelic-objs += ps3_gelic_net.o | 73 | gelic_wireless-$(CONFIG_GELIC_WIRELESS) += ps3_gelic_wireless.o |
74 | ps3_gelic-objs += ps3_gelic_net.o $(gelic_wireless-y) | ||
74 | obj-$(CONFIG_TC35815) += tc35815.o | 75 | obj-$(CONFIG_TC35815) += tc35815.o |
75 | obj-$(CONFIG_SKGE) += skge.o | 76 | obj-$(CONFIG_SKGE) += skge.o |
76 | obj-$(CONFIG_SKY2) += sky2.o | 77 | obj-$(CONFIG_SKY2) += sky2.o |
diff --git a/drivers/net/ps3_gelic_net.c b/drivers/net/ps3_gelic_net.c index c9dd9c0ee22b..7eb6e7e848f4 100644 --- a/drivers/net/ps3_gelic_net.c +++ b/drivers/net/ps3_gelic_net.c | |||
@@ -46,9 +46,10 @@ | |||
46 | #include <asm/lv1call.h> | 46 | #include <asm/lv1call.h> |
47 | 47 | ||
48 | #include "ps3_gelic_net.h" | 48 | #include "ps3_gelic_net.h" |
49 | #include "ps3_gelic_wireless.h" | ||
49 | 50 | ||
50 | #define DRV_NAME "Gelic Network Driver" | 51 | #define DRV_NAME "Gelic Network Driver" |
51 | #define DRV_VERSION "1.1" | 52 | #define DRV_VERSION "2.0" |
52 | 53 | ||
53 | MODULE_AUTHOR("SCE Inc."); | 54 | MODULE_AUTHOR("SCE Inc."); |
54 | MODULE_DESCRIPTION("Gelic Network driver"); | 55 | MODULE_DESCRIPTION("Gelic Network driver"); |
@@ -1154,6 +1155,12 @@ static irqreturn_t gelic_card_interrupt(int irq, void *ptr) | |||
1154 | if (status & GELIC_CARD_PORT_STATUS_CHANGED) | 1155 | if (status & GELIC_CARD_PORT_STATUS_CHANGED) |
1155 | gelic_card_get_ether_port_status(card, 1); | 1156 | gelic_card_get_ether_port_status(card, 1); |
1156 | 1157 | ||
1158 | #ifdef CONFIG_GELIC_WIRELESS | ||
1159 | if (status & (GELIC_CARD_WLAN_EVENT_RECEIVED | | ||
1160 | GELIC_CARD_WLAN_COMMAND_COMPLETED)) | ||
1161 | gelic_wl_interrupt(card->netdev[GELIC_PORT_WIRELESS], status); | ||
1162 | #endif | ||
1163 | |||
1157 | return IRQ_HANDLED; | 1164 | return IRQ_HANDLED; |
1158 | } | 1165 | } |
1159 | 1166 | ||
@@ -1635,6 +1642,12 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *dev) | |||
1635 | goto fail_setup_netdev; | 1642 | goto fail_setup_netdev; |
1636 | } | 1643 | } |
1637 | 1644 | ||
1645 | #ifdef CONFIG_GELIC_WIRELESS | ||
1646 | if (gelic_wl_driver_probe(card)) { | ||
1647 | dev_dbg(&dev->core, "%s: WL init failed\n", __func__); | ||
1648 | goto fail_setup_netdev; | ||
1649 | } | ||
1650 | #endif | ||
1638 | pr_debug("%s: done\n", __func__); | 1651 | pr_debug("%s: done\n", __func__); |
1639 | return 0; | 1652 | return 0; |
1640 | 1653 | ||
@@ -1674,6 +1687,9 @@ static int ps3_gelic_driver_remove(struct ps3_system_bus_device *dev) | |||
1674 | struct net_device *netdev0; | 1687 | struct net_device *netdev0; |
1675 | pr_debug("%s: called\n", __func__); | 1688 | pr_debug("%s: called\n", __func__); |
1676 | 1689 | ||
1690 | #ifdef CONFIG_GELIC_WIRELESS | ||
1691 | gelic_wl_driver_remove(card); | ||
1692 | #endif | ||
1677 | /* stop interrupt */ | 1693 | /* stop interrupt */ |
1678 | gelic_card_set_irq_mask(card, 0); | 1694 | gelic_card_set_irq_mask(card, 0); |
1679 | 1695 | ||
diff --git a/drivers/net/ps3_gelic_net.h b/drivers/net/ps3_gelic_net.h index 46cfdcdcdbea..1d39d06797e4 100644 --- a/drivers/net/ps3_gelic_net.h +++ b/drivers/net/ps3_gelic_net.h | |||
@@ -57,6 +57,8 @@ | |||
57 | #define GELIC_CARD_RX_PROTECTION_ERR 0x0000000004000000L | 57 | #define GELIC_CARD_RX_PROTECTION_ERR 0x0000000004000000L |
58 | #define GELIC_CARD_TX_TCP_UDP_CHECKSUM_ERR 0x0000000008000000L | 58 | #define GELIC_CARD_TX_TCP_UDP_CHECKSUM_ERR 0x0000000008000000L |
59 | #define GELIC_CARD_PORT_STATUS_CHANGED 0x0000000020000000L | 59 | #define GELIC_CARD_PORT_STATUS_CHANGED 0x0000000020000000L |
60 | #define GELIC_CARD_WLAN_EVENT_RECEIVED 0x0000000040000000L | ||
61 | #define GELIC_CARD_WLAN_COMMAND_COMPLETED 0x0000000080000000L | ||
60 | /* INT 0 */ | 62 | /* INT 0 */ |
61 | #define GELIC_CARD_TX_FLAGGED_DESCR 0x0004000000000000L | 63 | #define GELIC_CARD_TX_FLAGGED_DESCR 0x0004000000000000L |
62 | #define GELIC_CARD_RX_FLAGGED_DESCR 0x0040000000000000L | 64 | #define GELIC_CARD_RX_FLAGGED_DESCR 0x0040000000000000L |
@@ -180,6 +182,10 @@ enum gelic_lv1_net_control_code { | |||
180 | GELIC_LV1_GET_ETH_PORT_STATUS = 2, | 182 | GELIC_LV1_GET_ETH_PORT_STATUS = 2, |
181 | GELIC_LV1_SET_NEGOTIATION_MODE = 3, | 183 | GELIC_LV1_SET_NEGOTIATION_MODE = 3, |
182 | GELIC_LV1_GET_VLAN_ID = 4, | 184 | GELIC_LV1_GET_VLAN_ID = 4, |
185 | GELIC_LV1_GET_CHANNEL = 6, | ||
186 | GELIC_LV1_POST_WLAN_CMD = 9, | ||
187 | GELIC_LV1_GET_WLAN_CMD_RESULT = 10, | ||
188 | GELIC_LV1_GET_WLAN_EVENT = 11 | ||
183 | }; | 189 | }; |
184 | 190 | ||
185 | /* status returened from GET_ETH_PORT_STATUS */ | 191 | /* status returened from GET_ETH_PORT_STATUS */ |
diff --git a/drivers/net/ps3_gelic_wireless.c b/drivers/net/ps3_gelic_wireless.c new file mode 100644 index 000000000000..750d2a99cb4f --- /dev/null +++ b/drivers/net/ps3_gelic_wireless.c | |||
@@ -0,0 +1,2753 @@ | |||
1 | /* | ||
2 | * PS3 gelic network driver. | ||
3 | * | ||
4 | * Copyright (C) 2007 Sony Computer Entertainment Inc. | ||
5 | * Copyright 2007 Sony Corporation | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License version 2 | ||
9 | * as published by the Free Software Foundation. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
19 | */ | ||
20 | #undef DEBUG | ||
21 | |||
22 | #include <linux/kernel.h> | ||
23 | #include <linux/module.h> | ||
24 | |||
25 | #include <linux/etherdevice.h> | ||
26 | #include <linux/ethtool.h> | ||
27 | #include <linux/if_vlan.h> | ||
28 | |||
29 | #include <linux/in.h> | ||
30 | #include <linux/ip.h> | ||
31 | #include <linux/tcp.h> | ||
32 | #include <linux/wireless.h> | ||
33 | #include <linux/ctype.h> | ||
34 | #include <linux/string.h> | ||
35 | #include <net/iw_handler.h> | ||
36 | #include <net/ieee80211.h> | ||
37 | |||
38 | #include <linux/dma-mapping.h> | ||
39 | #include <net/checksum.h> | ||
40 | #include <asm/firmware.h> | ||
41 | #include <asm/ps3.h> | ||
42 | #include <asm/lv1call.h> | ||
43 | |||
44 | #include "ps3_gelic_net.h" | ||
45 | #include "ps3_gelic_wireless.h" | ||
46 | |||
47 | |||
48 | static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan); | ||
49 | static int gelic_wl_try_associate(struct net_device *netdev); | ||
50 | |||
51 | /* | ||
52 | * tables | ||
53 | */ | ||
54 | |||
55 | /* 802.11b/g channel to freq in MHz */ | ||
56 | static const int channel_freq[] = { | ||
57 | 2412, 2417, 2422, 2427, 2432, | ||
58 | 2437, 2442, 2447, 2452, 2457, | ||
59 | 2462, 2467, 2472, 2484 | ||
60 | }; | ||
61 | #define NUM_CHANNELS ARRAY_SIZE(channel_freq) | ||
62 | |||
63 | /* in bps */ | ||
64 | static const int bitrate_list[] = { | ||
65 | 1000000, | ||
66 | 2000000, | ||
67 | 5500000, | ||
68 | 11000000, | ||
69 | 6000000, | ||
70 | 9000000, | ||
71 | 12000000, | ||
72 | 18000000, | ||
73 | 24000000, | ||
74 | 36000000, | ||
75 | 48000000, | ||
76 | 54000000 | ||
77 | }; | ||
78 | #define NUM_BITRATES ARRAY_SIZE(bitrate_list) | ||
79 | |||
80 | /* | ||
81 | * wpa2 support requires the hypervisor version 2.0 or later | ||
82 | */ | ||
83 | static inline int wpa2_capable(void) | ||
84 | { | ||
85 | return (0 <= ps3_compare_firmware_version(2, 0, 0)); | ||
86 | } | ||
87 | |||
88 | static inline int precise_ie(void) | ||
89 | { | ||
90 | return 0; /* FIXME */ | ||
91 | } | ||
92 | /* | ||
93 | * post_eurus_cmd helpers | ||
94 | */ | ||
95 | struct eurus_cmd_arg_info { | ||
96 | int pre_arg; /* command requres arg1, arg2 at POST COMMAND */ | ||
97 | int post_arg; /* command requires arg1, arg2 at GET_RESULT */ | ||
98 | }; | ||
99 | |||
100 | static const struct eurus_cmd_arg_info cmd_info[GELIC_EURUS_CMD_MAX_INDEX] = { | ||
101 | [GELIC_EURUS_CMD_SET_COMMON_CFG] = { .pre_arg = 1}, | ||
102 | [GELIC_EURUS_CMD_SET_WEP_CFG] = { .pre_arg = 1}, | ||
103 | [GELIC_EURUS_CMD_SET_WPA_CFG] = { .pre_arg = 1}, | ||
104 | [GELIC_EURUS_CMD_GET_COMMON_CFG] = { .post_arg = 1}, | ||
105 | [GELIC_EURUS_CMD_GET_WEP_CFG] = { .post_arg = 1}, | ||
106 | [GELIC_EURUS_CMD_GET_WPA_CFG] = { .post_arg = 1}, | ||
107 | [GELIC_EURUS_CMD_GET_RSSI_CFG] = { .post_arg = 1}, | ||
108 | [GELIC_EURUS_CMD_GET_SCAN] = { .post_arg = 1}, | ||
109 | }; | ||
110 | |||
111 | #ifdef DEBUG | ||
112 | static const char *cmdstr(enum gelic_eurus_command ix) | ||
113 | { | ||
114 | switch (ix) { | ||
115 | case GELIC_EURUS_CMD_ASSOC: | ||
116 | return "ASSOC"; | ||
117 | case GELIC_EURUS_CMD_DISASSOC: | ||
118 | return "DISASSOC"; | ||
119 | case GELIC_EURUS_CMD_START_SCAN: | ||
120 | return "SCAN"; | ||
121 | case GELIC_EURUS_CMD_GET_SCAN: | ||
122 | return "GET SCAN"; | ||
123 | case GELIC_EURUS_CMD_SET_COMMON_CFG: | ||
124 | return "SET_COMMON_CFG"; | ||
125 | case GELIC_EURUS_CMD_GET_COMMON_CFG: | ||
126 | return "GET_COMMON_CFG"; | ||
127 | case GELIC_EURUS_CMD_SET_WEP_CFG: | ||
128 | return "SET_WEP_CFG"; | ||
129 | case GELIC_EURUS_CMD_GET_WEP_CFG: | ||
130 | return "GET_WEP_CFG"; | ||
131 | case GELIC_EURUS_CMD_SET_WPA_CFG: | ||
132 | return "SET_WPA_CFG"; | ||
133 | case GELIC_EURUS_CMD_GET_WPA_CFG: | ||
134 | return "GET_WPA_CFG"; | ||
135 | case GELIC_EURUS_CMD_GET_RSSI_CFG: | ||
136 | return "GET_RSSI"; | ||
137 | default: | ||
138 | break; | ||
139 | } | ||
140 | return ""; | ||
141 | }; | ||
142 | #else | ||
143 | static inline const char *cmdstr(enum gelic_eurus_command ix) | ||
144 | { | ||
145 | return ""; | ||
146 | } | ||
147 | #endif | ||
148 | |||
149 | /* synchronously do eurus commands */ | ||
150 | static void gelic_eurus_sync_cmd_worker(struct work_struct *work) | ||
151 | { | ||
152 | struct gelic_eurus_cmd *cmd; | ||
153 | struct gelic_card *card; | ||
154 | struct gelic_wl_info *wl; | ||
155 | |||
156 | u64 arg1, arg2; | ||
157 | |||
158 | pr_debug("%s: <-\n", __func__); | ||
159 | cmd = container_of(work, struct gelic_eurus_cmd, work); | ||
160 | BUG_ON(cmd_info[cmd->cmd].pre_arg && | ||
161 | cmd_info[cmd->cmd].post_arg); | ||
162 | wl = cmd->wl; | ||
163 | card = port_to_card(wl_port(wl)); | ||
164 | |||
165 | if (cmd_info[cmd->cmd].pre_arg) { | ||
166 | arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer)); | ||
167 | arg2 = cmd->buf_size; | ||
168 | } else { | ||
169 | arg1 = 0; | ||
170 | arg2 = 0; | ||
171 | } | ||
172 | init_completion(&wl->cmd_done_intr); | ||
173 | pr_debug("%s: cmd='%s' start\n", __func__, cmdstr(cmd->cmd)); | ||
174 | cmd->status = lv1_net_control(bus_id(card), dev_id(card), | ||
175 | GELIC_LV1_POST_WLAN_CMD, | ||
176 | cmd->cmd, arg1, arg2, | ||
177 | &cmd->tag, &cmd->size); | ||
178 | if (cmd->status) { | ||
179 | complete(&cmd->done); | ||
180 | pr_info("%s: cmd issue failed\n", __func__); | ||
181 | return; | ||
182 | } | ||
183 | |||
184 | wait_for_completion(&wl->cmd_done_intr); | ||
185 | |||
186 | if (cmd_info[cmd->cmd].post_arg) { | ||
187 | arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer)); | ||
188 | arg2 = cmd->buf_size; | ||
189 | } else { | ||
190 | arg1 = 0; | ||
191 | arg2 = 0; | ||
192 | } | ||
193 | |||
194 | cmd->status = lv1_net_control(bus_id(card), dev_id(card), | ||
195 | GELIC_LV1_GET_WLAN_CMD_RESULT, | ||
196 | cmd->tag, arg1, arg2, | ||
197 | &cmd->cmd_status, &cmd->size); | ||
198 | #ifdef DEBUG | ||
199 | if (cmd->status || cmd->cmd_status) { | ||
200 | pr_debug("%s: cmd done tag=%#lx arg1=%#lx, arg2=%#lx\n", __func__, | ||
201 | cmd->tag, arg1, arg2); | ||
202 | pr_debug("%s: cmd done status=%#x cmd_status=%#lx size=%#lx\n", | ||
203 | __func__, cmd->status, cmd->cmd_status, cmd->size); | ||
204 | } | ||
205 | #endif | ||
206 | complete(&cmd->done); | ||
207 | pr_debug("%s: cmd='%s' done\n", __func__, cmdstr(cmd->cmd)); | ||
208 | } | ||
209 | |||
210 | static struct gelic_eurus_cmd *gelic_eurus_sync_cmd(struct gelic_wl_info *wl, | ||
211 | unsigned int eurus_cmd, | ||
212 | void *buffer, | ||
213 | unsigned int buf_size) | ||
214 | { | ||
215 | struct gelic_eurus_cmd *cmd; | ||
216 | |||
217 | /* allocate cmd */ | ||
218 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | ||
219 | if (!cmd) | ||
220 | return NULL; | ||
221 | |||
222 | /* initialize members */ | ||
223 | cmd->cmd = eurus_cmd; | ||
224 | cmd->buffer = buffer; | ||
225 | cmd->buf_size = buf_size; | ||
226 | cmd->wl = wl; | ||
227 | INIT_WORK(&cmd->work, gelic_eurus_sync_cmd_worker); | ||
228 | init_completion(&cmd->done); | ||
229 | queue_work(wl->eurus_cmd_queue, &cmd->work); | ||
230 | |||
231 | /* wait for command completion */ | ||
232 | wait_for_completion(&cmd->done); | ||
233 | |||
234 | return cmd; | ||
235 | } | ||
236 | |||
237 | static u32 gelic_wl_get_link(struct net_device *netdev) | ||
238 | { | ||
239 | struct gelic_wl_info *wl = port_wl(netdev_port(netdev)); | ||
240 | u32 ret; | ||
241 | |||
242 | pr_debug("%s: <-\n", __func__); | ||
243 | down(&wl->assoc_stat_lock); | ||
244 | if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) | ||
245 | ret = 1; | ||
246 | else | ||
247 | ret = 0; | ||
248 | up(&wl->assoc_stat_lock); | ||
249 | pr_debug("%s: ->\n", __func__); | ||
250 | return ret; | ||
251 | } | ||
252 | |||
253 | static void gelic_wl_send_iwap_event(struct gelic_wl_info *wl, u8 *bssid) | ||
254 | { | ||
255 | union iwreq_data data; | ||
256 | |||
257 | memset(&data, 0, sizeof(data)); | ||
258 | if (bssid) | ||
259 | memcpy(data.ap_addr.sa_data, bssid, ETH_ALEN); | ||
260 | data.ap_addr.sa_family = ARPHRD_ETHER; | ||
261 | wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWAP, | ||
262 | &data, NULL); | ||
263 | } | ||
264 | |||
265 | /* | ||
266 | * wireless extension handlers and helpers | ||
267 | */ | ||
268 | |||
269 | /* SIOGIWNAME */ | ||
270 | static int gelic_wl_get_name(struct net_device *dev, | ||
271 | struct iw_request_info *info, | ||
272 | union iwreq_data *iwreq, char *extra) | ||
273 | { | ||
274 | strcpy(iwreq->name, "IEEE 802.11bg"); | ||
275 | return 0; | ||
276 | } | ||
277 | |||
278 | static void gelic_wl_get_ch_info(struct gelic_wl_info *wl) | ||
279 | { | ||
280 | struct gelic_card *card = port_to_card(wl_port(wl)); | ||
281 | u64 ch_info_raw, tmp; | ||
282 | int status; | ||
283 | |||
284 | if (!test_and_set_bit(GELIC_WL_STAT_CH_INFO, &wl->stat)) { | ||
285 | status = lv1_net_control(bus_id(card), dev_id(card), | ||
286 | GELIC_LV1_GET_CHANNEL, 0, 0, 0, | ||
287 | &ch_info_raw, | ||
288 | &tmp); | ||
289 | /* some fw versions may return error */ | ||
290 | if (status) { | ||
291 | if (status != LV1_NO_ENTRY) | ||
292 | pr_info("%s: available ch unknown\n", __func__); | ||
293 | wl->ch_info = 0x07ff;/* 11 ch */ | ||
294 | } else | ||
295 | /* 16 bits of MSB has available channels */ | ||
296 | wl->ch_info = ch_info_raw >> 48; | ||
297 | } | ||
298 | return; | ||
299 | } | ||
300 | |||
301 | /* SIOGIWRANGE */ | ||
302 | static int gelic_wl_get_range(struct net_device *netdev, | ||
303 | struct iw_request_info *info, | ||
304 | union iwreq_data *iwreq, char *extra) | ||
305 | { | ||
306 | struct iw_point *point = &iwreq->data; | ||
307 | struct iw_range *range = (struct iw_range *)extra; | ||
308 | struct gelic_wl_info *wl = port_wl(netdev_port(netdev)); | ||
309 | unsigned int i, chs; | ||
310 | |||
311 | pr_debug("%s: <-\n", __func__); | ||
312 | point->length = sizeof(struct iw_range); | ||
313 | memset(range, 0, sizeof(struct iw_range)); | ||
314 | |||
315 | range->we_version_compiled = WIRELESS_EXT; | ||
316 | range->we_version_source = 22; | ||
317 | |||
318 | /* available channels and frequencies */ | ||
319 | gelic_wl_get_ch_info(wl); | ||
320 | |||
321 | for (i = 0, chs = 0; | ||
322 | i < NUM_CHANNELS && chs < IW_MAX_FREQUENCIES; i++) | ||
323 | if (wl->ch_info & (1 << i)) { | ||
324 | range->freq[chs].i = i + 1; | ||
325 | range->freq[chs].m = channel_freq[i]; | ||
326 | range->freq[chs].e = 6; | ||
327 | chs++; | ||
328 | } | ||
329 | range->num_frequency = chs; | ||
330 | range->old_num_frequency = chs; | ||
331 | range->num_channels = chs; | ||
332 | range->old_num_channels = chs; | ||
333 | |||
334 | /* bitrates */ | ||
335 | for (i = 0; i < NUM_BITRATES; i++) | ||
336 | range->bitrate[i] = bitrate_list[i]; | ||
337 | range->num_bitrates = i; | ||
338 | |||
339 | /* signal levels */ | ||
340 | range->max_qual.qual = 100; /* relative value */ | ||
341 | range->max_qual.level = 100; | ||
342 | range->avg_qual.qual = 50; | ||
343 | range->avg_qual.level = 50; | ||
344 | range->sensitivity = 0; | ||
345 | |||
346 | /* Event capability */ | ||
347 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); | ||
348 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); | ||
349 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); | ||
350 | |||
351 | /* encryption capability */ | ||
352 | range->enc_capa = IW_ENC_CAPA_WPA | | ||
353 | IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; | ||
354 | if (wpa2_capable()) | ||
355 | range->enc_capa |= IW_ENC_CAPA_WPA2; | ||
356 | range->encoding_size[0] = 5; /* 40bit WEP */ | ||
357 | range->encoding_size[1] = 13; /* 104bit WEP */ | ||
358 | range->encoding_size[2] = 32; /* WPA-PSK */ | ||
359 | range->num_encoding_sizes = 3; | ||
360 | range->max_encoding_tokens = GELIC_WEP_KEYS; | ||
361 | |||
362 | pr_debug("%s: ->\n", __func__); | ||
363 | return 0; | ||
364 | |||
365 | } | ||
366 | |||
367 | /* SIOC{G,S}IWSCAN */ | ||
368 | static int gelic_wl_set_scan(struct net_device *netdev, | ||
369 | struct iw_request_info *info, | ||
370 | union iwreq_data *wrqu, char *extra) | ||
371 | { | ||
372 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
373 | |||
374 | return gelic_wl_start_scan(wl, 1); | ||
375 | } | ||
376 | |||
377 | #define OUI_LEN 3 | ||
378 | static const u8 rsn_oui[OUI_LEN] = { 0x00, 0x0f, 0xac }; | ||
379 | static const u8 wpa_oui[OUI_LEN] = { 0x00, 0x50, 0xf2 }; | ||
380 | |||
381 | /* | ||
382 | * synthesize WPA/RSN IE data | ||
383 | * See WiFi WPA specification and IEEE 802.11-2007 7.3.2.25 | ||
384 | * for the format | ||
385 | */ | ||
386 | static size_t gelic_wl_synthesize_ie(u8 *buf, | ||
387 | struct gelic_eurus_scan_info *scan) | ||
388 | { | ||
389 | |||
390 | const u8 *oui_header; | ||
391 | u8 *start = buf; | ||
392 | int rsn; | ||
393 | int ccmp; | ||
394 | |||
395 | pr_debug("%s: <- sec=%16x\n", __func__, scan->security); | ||
396 | switch (be16_to_cpu(scan->security) & GELIC_EURUS_SCAN_SEC_MASK) { | ||
397 | case GELIC_EURUS_SCAN_SEC_WPA: | ||
398 | rsn = 0; | ||
399 | break; | ||
400 | case GELIC_EURUS_SCAN_SEC_WPA2: | ||
401 | rsn = 1; | ||
402 | break; | ||
403 | default: | ||
404 | /* WEP or none. No IE returned */ | ||
405 | return 0; | ||
406 | } | ||
407 | |||
408 | switch (be16_to_cpu(scan->security) & GELIC_EURUS_SCAN_SEC_WPA_MASK) { | ||
409 | case GELIC_EURUS_SCAN_SEC_WPA_TKIP: | ||
410 | ccmp = 0; | ||
411 | break; | ||
412 | case GELIC_EURUS_SCAN_SEC_WPA_AES: | ||
413 | ccmp = 1; | ||
414 | break; | ||
415 | default: | ||
416 | if (rsn) { | ||
417 | ccmp = 1; | ||
418 | pr_info("%s: no cipher info. defaulted to CCMP\n", | ||
419 | __func__); | ||
420 | } else { | ||
421 | ccmp = 0; | ||
422 | pr_info("%s: no cipher info. defaulted to TKIP\n", | ||
423 | __func__); | ||
424 | } | ||
425 | } | ||
426 | |||
427 | if (rsn) | ||
428 | oui_header = rsn_oui; | ||
429 | else | ||
430 | oui_header = wpa_oui; | ||
431 | |||
432 | /* element id */ | ||
433 | if (rsn) | ||
434 | *buf++ = MFIE_TYPE_RSN; | ||
435 | else | ||
436 | *buf++ = MFIE_TYPE_GENERIC; | ||
437 | |||
438 | /* length filed; set later */ | ||
439 | buf++; | ||
440 | |||
441 | /* wpa special header */ | ||
442 | if (!rsn) { | ||
443 | memcpy(buf, wpa_oui, OUI_LEN); | ||
444 | buf += OUI_LEN; | ||
445 | *buf++ = 0x01; | ||
446 | } | ||
447 | |||
448 | /* version */ | ||
449 | *buf++ = 0x01; /* version 1.0 */ | ||
450 | *buf++ = 0x00; | ||
451 | |||
452 | /* group cipher */ | ||
453 | memcpy(buf, oui_header, OUI_LEN); | ||
454 | buf += OUI_LEN; | ||
455 | |||
456 | if (ccmp) | ||
457 | *buf++ = 0x04; /* CCMP */ | ||
458 | else | ||
459 | *buf++ = 0x02; /* TKIP */ | ||
460 | |||
461 | /* pairwise key count always 1 */ | ||
462 | *buf++ = 0x01; | ||
463 | *buf++ = 0x00; | ||
464 | |||
465 | /* pairwise key suit */ | ||
466 | memcpy(buf, oui_header, OUI_LEN); | ||
467 | buf += OUI_LEN; | ||
468 | if (ccmp) | ||
469 | *buf++ = 0x04; /* CCMP */ | ||
470 | else | ||
471 | *buf++ = 0x02; /* TKIP */ | ||
472 | |||
473 | /* AKM count is 1 */ | ||
474 | *buf++ = 0x01; | ||
475 | *buf++ = 0x00; | ||
476 | |||
477 | /* AKM suite is assumed as PSK*/ | ||
478 | memcpy(buf, oui_header, OUI_LEN); | ||
479 | buf += OUI_LEN; | ||
480 | *buf++ = 0x02; /* PSK */ | ||
481 | |||
482 | /* RSN capabilities is 0 */ | ||
483 | *buf++ = 0x00; | ||
484 | *buf++ = 0x00; | ||
485 | |||
486 | /* set length field */ | ||
487 | start[1] = (buf - start - 2); | ||
488 | |||
489 | pr_debug("%s: ->\n", __func__); | ||
490 | return (buf - start); | ||
491 | } | ||
492 | |||
493 | struct ie_item { | ||
494 | u8 *data; | ||
495 | u8 len; | ||
496 | }; | ||
497 | |||
498 | struct ie_info { | ||
499 | struct ie_item wpa; | ||
500 | struct ie_item rsn; | ||
501 | }; | ||
502 | |||
503 | static void gelic_wl_parse_ie(u8 *data, size_t len, | ||
504 | struct ie_info *ie_info) | ||
505 | { | ||
506 | size_t data_left = len; | ||
507 | u8 *pos = data; | ||
508 | u8 item_len; | ||
509 | u8 item_id; | ||
510 | |||
511 | pr_debug("%s: data=%p len=%ld \n", __func__, | ||
512 | data, len); | ||
513 | memset(ie_info, 0, sizeof(struct ie_info)); | ||
514 | |||
515 | while (0 < data_left) { | ||
516 | item_id = *pos++; | ||
517 | item_len = *pos++; | ||
518 | |||
519 | switch (item_id) { | ||
520 | case MFIE_TYPE_GENERIC: | ||
521 | if (!memcmp(pos, wpa_oui, OUI_LEN) && | ||
522 | pos[OUI_LEN] == 0x01) { | ||
523 | ie_info->wpa.data = pos - 2; | ||
524 | ie_info->wpa.len = item_len + 2; | ||
525 | } | ||
526 | break; | ||
527 | case MFIE_TYPE_RSN: | ||
528 | ie_info->rsn.data = pos - 2; | ||
529 | /* length includes the header */ | ||
530 | ie_info->rsn.len = item_len + 2; | ||
531 | break; | ||
532 | default: | ||
533 | pr_debug("%s: ignore %#x,%d\n", __func__, | ||
534 | item_id, item_len); | ||
535 | break; | ||
536 | } | ||
537 | pos += item_len; | ||
538 | data_left -= item_len + 2; | ||
539 | } | ||
540 | pr_debug("%s: wpa=%p,%d wpa2=%p,%d\n", __func__, | ||
541 | ie_info->wpa.data, ie_info->wpa.len, | ||
542 | ie_info->rsn.data, ie_info->rsn.len); | ||
543 | } | ||
544 | |||
545 | |||
546 | /* | ||
547 | * translate the scan informations from hypervisor to a | ||
548 | * independent format | ||
549 | */ | ||
550 | static char *gelic_wl_translate_scan(struct net_device *netdev, | ||
551 | char *ev, | ||
552 | char *stop, | ||
553 | struct gelic_wl_scan_info *network) | ||
554 | { | ||
555 | struct iw_event iwe; | ||
556 | struct gelic_eurus_scan_info *scan = network->hwinfo; | ||
557 | char *tmp; | ||
558 | u8 rate; | ||
559 | unsigned int i, j, len; | ||
560 | u8 buf[MAX_WPA_IE_LEN]; | ||
561 | |||
562 | pr_debug("%s: <-\n", __func__); | ||
563 | |||
564 | /* first entry should be AP's mac address */ | ||
565 | iwe.cmd = SIOCGIWAP; | ||
566 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; | ||
567 | memcpy(iwe.u.ap_addr.sa_data, &scan->bssid[2], ETH_ALEN); | ||
568 | ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_ADDR_LEN); | ||
569 | |||
570 | /* ESSID */ | ||
571 | iwe.cmd = SIOCGIWESSID; | ||
572 | iwe.u.data.flags = 1; | ||
573 | iwe.u.data.length = strnlen(scan->essid, 32); | ||
574 | ev = iwe_stream_add_point(ev, stop, &iwe, scan->essid); | ||
575 | |||
576 | /* FREQUENCY */ | ||
577 | iwe.cmd = SIOCGIWFREQ; | ||
578 | iwe.u.freq.m = be16_to_cpu(scan->channel); | ||
579 | iwe.u.freq.e = 0; /* table value in MHz */ | ||
580 | iwe.u.freq.i = 0; | ||
581 | ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_FREQ_LEN); | ||
582 | |||
583 | /* RATES */ | ||
584 | iwe.cmd = SIOCGIWRATE; | ||
585 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; | ||
586 | /* to stuff multiple values in one event */ | ||
587 | tmp = ev + IW_EV_LCP_LEN; | ||
588 | /* put them in ascendant order (older is first) */ | ||
589 | i = 0; | ||
590 | j = 0; | ||
591 | pr_debug("%s: rates=%d rate=%d\n", __func__, | ||
592 | network->rate_len, network->rate_ext_len); | ||
593 | while (i < network->rate_len) { | ||
594 | if (j < network->rate_ext_len && | ||
595 | ((scan->ext_rate[j] & 0x7f) < (scan->rate[i] & 0x7f))) | ||
596 | rate = scan->ext_rate[j++] & 0x7f; | ||
597 | else | ||
598 | rate = scan->rate[i++] & 0x7f; | ||
599 | iwe.u.bitrate.value = rate * 500000; /* 500kbps unit */ | ||
600 | tmp = iwe_stream_add_value(ev, tmp, stop, &iwe, | ||
601 | IW_EV_PARAM_LEN); | ||
602 | } | ||
603 | while (j < network->rate_ext_len) { | ||
604 | iwe.u.bitrate.value = (scan->ext_rate[j++] & 0x7f) * 500000; | ||
605 | tmp = iwe_stream_add_value(ev, tmp, stop, &iwe, | ||
606 | IW_EV_PARAM_LEN); | ||
607 | } | ||
608 | /* Check if we added any rate */ | ||
609 | if (IW_EV_LCP_LEN < (tmp - ev)) | ||
610 | ev = tmp; | ||
611 | |||
612 | /* ENCODE */ | ||
613 | iwe.cmd = SIOCGIWENCODE; | ||
614 | if (be16_to_cpu(scan->capability) & WLAN_CAPABILITY_PRIVACY) | ||
615 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; | ||
616 | else | ||
617 | iwe.u.data.flags = IW_ENCODE_DISABLED; | ||
618 | iwe.u.data.length = 0; | ||
619 | ev = iwe_stream_add_point(ev, stop, &iwe, scan->essid); | ||
620 | |||
621 | /* MODE */ | ||
622 | iwe.cmd = SIOCGIWMODE; | ||
623 | if (be16_to_cpu(scan->capability) & | ||
624 | (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) { | ||
625 | if (be16_to_cpu(scan->capability) & WLAN_CAPABILITY_ESS) | ||
626 | iwe.u.mode = IW_MODE_MASTER; | ||
627 | else | ||
628 | iwe.u.mode = IW_MODE_ADHOC; | ||
629 | ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_UINT_LEN); | ||
630 | } | ||
631 | |||
632 | /* QUAL */ | ||
633 | iwe.cmd = IWEVQUAL; | ||
634 | iwe.u.qual.updated = IW_QUAL_ALL_UPDATED | | ||
635 | IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID; | ||
636 | iwe.u.qual.level = be16_to_cpu(scan->rssi); | ||
637 | iwe.u.qual.qual = be16_to_cpu(scan->rssi); | ||
638 | iwe.u.qual.noise = 0; | ||
639 | ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_QUAL_LEN); | ||
640 | |||
641 | /* RSN */ | ||
642 | memset(&iwe, 0, sizeof(iwe)); | ||
643 | if (be16_to_cpu(scan->size) <= sizeof(*scan)) { | ||
644 | /* If wpa[2] capable station, synthesize IE and put it */ | ||
645 | len = gelic_wl_synthesize_ie(buf, scan); | ||
646 | if (len) { | ||
647 | iwe.cmd = IWEVGENIE; | ||
648 | iwe.u.data.length = len; | ||
649 | ev = iwe_stream_add_point(ev, stop, &iwe, buf); | ||
650 | } | ||
651 | } else { | ||
652 | /* this scan info has IE data */ | ||
653 | struct ie_info ie_info; | ||
654 | size_t data_len; | ||
655 | |||
656 | data_len = be16_to_cpu(scan->size) - sizeof(*scan); | ||
657 | |||
658 | gelic_wl_parse_ie(scan->elements, data_len, &ie_info); | ||
659 | |||
660 | if (ie_info.wpa.len && (ie_info.wpa.len <= sizeof(buf))) { | ||
661 | memcpy(buf, ie_info.wpa.data, ie_info.wpa.len); | ||
662 | iwe.cmd = IWEVGENIE; | ||
663 | iwe.u.data.length = ie_info.wpa.len; | ||
664 | ev = iwe_stream_add_point(ev, stop, &iwe, buf); | ||
665 | } | ||
666 | |||
667 | if (ie_info.rsn.len && (ie_info.rsn.len <= sizeof(buf))) { | ||
668 | memset(&iwe, 0, sizeof(iwe)); | ||
669 | memcpy(buf, ie_info.rsn.data, ie_info.rsn.len); | ||
670 | iwe.cmd = IWEVGENIE; | ||
671 | iwe.u.data.length = ie_info.rsn.len; | ||
672 | ev = iwe_stream_add_point(ev, stop, &iwe, buf); | ||
673 | } | ||
674 | } | ||
675 | |||
676 | pr_debug("%s: ->\n", __func__); | ||
677 | return ev; | ||
678 | } | ||
679 | |||
680 | |||
681 | static int gelic_wl_get_scan(struct net_device *netdev, | ||
682 | struct iw_request_info *info, | ||
683 | union iwreq_data *wrqu, char *extra) | ||
684 | { | ||
685 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
686 | struct gelic_wl_scan_info *scan_info; | ||
687 | char *ev = extra; | ||
688 | char *stop = ev + wrqu->data.length; | ||
689 | int ret = 0; | ||
690 | unsigned long this_time = jiffies; | ||
691 | |||
692 | pr_debug("%s: <-\n", __func__); | ||
693 | if (down_interruptible(&wl->scan_lock)) | ||
694 | return -EAGAIN; | ||
695 | |||
696 | switch (wl->scan_stat) { | ||
697 | case GELIC_WL_SCAN_STAT_SCANNING: | ||
698 | /* If a scan in progress, caller should call me again */ | ||
699 | ret = -EAGAIN; | ||
700 | goto out; | ||
701 | break; | ||
702 | |||
703 | case GELIC_WL_SCAN_STAT_INIT: | ||
704 | /* last scan request failed or never issued */ | ||
705 | ret = -ENODEV; | ||
706 | goto out; | ||
707 | break; | ||
708 | case GELIC_WL_SCAN_STAT_GOT_LIST: | ||
709 | /* ok, use current list */ | ||
710 | break; | ||
711 | } | ||
712 | |||
713 | list_for_each_entry(scan_info, &wl->network_list, list) { | ||
714 | if (wl->scan_age == 0 || | ||
715 | time_after(scan_info->last_scanned + wl->scan_age, | ||
716 | this_time)) | ||
717 | ev = gelic_wl_translate_scan(netdev, ev, stop, | ||
718 | scan_info); | ||
719 | else | ||
720 | pr_debug("%s:entry too old\n", __func__); | ||
721 | |||
722 | if (stop - ev <= IW_EV_ADDR_LEN) { | ||
723 | ret = -E2BIG; | ||
724 | goto out; | ||
725 | } | ||
726 | } | ||
727 | |||
728 | wrqu->data.length = ev - extra; | ||
729 | wrqu->data.flags = 0; | ||
730 | out: | ||
731 | up(&wl->scan_lock); | ||
732 | pr_debug("%s: -> %d %d\n", __func__, ret, wrqu->data.length); | ||
733 | return ret; | ||
734 | } | ||
735 | |||
736 | #ifdef DEBUG | ||
737 | static void scan_list_dump(struct gelic_wl_info *wl) | ||
738 | { | ||
739 | struct gelic_wl_scan_info *scan_info; | ||
740 | int i; | ||
741 | DECLARE_MAC_BUF(mac); | ||
742 | |||
743 | i = 0; | ||
744 | list_for_each_entry(scan_info, &wl->network_list, list) { | ||
745 | pr_debug("%s: item %d\n", __func__, i++); | ||
746 | pr_debug("valid=%d eurusindex=%d last=%lx\n", | ||
747 | scan_info->valid, scan_info->eurus_index, | ||
748 | scan_info->last_scanned); | ||
749 | pr_debug("r_len=%d r_ext_len=%d essid_len=%d\n", | ||
750 | scan_info->rate_len, scan_info->rate_ext_len, | ||
751 | scan_info->essid_len); | ||
752 | /* -- */ | ||
753 | pr_debug("bssid=%s\n", | ||
754 | print_mac(mac, &scan_info->hwinfo->bssid[2])); | ||
755 | pr_debug("essid=%s\n", scan_info->hwinfo->essid); | ||
756 | } | ||
757 | } | ||
758 | #endif | ||
759 | |||
760 | static int gelic_wl_set_auth(struct net_device *netdev, | ||
761 | struct iw_request_info *info, | ||
762 | union iwreq_data *data, char *extra) | ||
763 | { | ||
764 | struct iw_param *param = &data->param; | ||
765 | struct gelic_wl_info *wl = port_wl(netdev_port(netdev)); | ||
766 | unsigned long irqflag; | ||
767 | int ret = 0; | ||
768 | |||
769 | pr_debug("%s: <- %d\n", __func__, param->flags & IW_AUTH_INDEX); | ||
770 | spin_lock_irqsave(&wl->lock, irqflag); | ||
771 | switch (param->flags & IW_AUTH_INDEX) { | ||
772 | case IW_AUTH_WPA_VERSION: | ||
773 | if (param->value & IW_AUTH_WPA_VERSION_DISABLED) { | ||
774 | pr_debug("%s: NO WPA selected\n", __func__); | ||
775 | wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE; | ||
776 | wl->group_cipher_method = GELIC_WL_CIPHER_WEP; | ||
777 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP; | ||
778 | } | ||
779 | if (param->value & IW_AUTH_WPA_VERSION_WPA) { | ||
780 | pr_debug("%s: WPA version 1 selected\n", __func__); | ||
781 | wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA; | ||
782 | wl->group_cipher_method = GELIC_WL_CIPHER_TKIP; | ||
783 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP; | ||
784 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
785 | } | ||
786 | if (param->value & IW_AUTH_WPA_VERSION_WPA2) { | ||
787 | /* | ||
788 | * As the hypervisor may not tell the cipher | ||
789 | * information of the AP if it is WPA2, | ||
790 | * you will not decide suitable cipher from | ||
791 | * its beacon. | ||
792 | * You should have knowledge about the AP's | ||
793 | * cipher infomation in other method prior to | ||
794 | * the association. | ||
795 | */ | ||
796 | if (!precise_ie()) | ||
797 | pr_info("%s: WPA2 may not work\n", __func__); | ||
798 | if (wpa2_capable()) { | ||
799 | wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2; | ||
800 | wl->group_cipher_method = GELIC_WL_CIPHER_AES; | ||
801 | wl->pairwise_cipher_method = | ||
802 | GELIC_WL_CIPHER_AES; | ||
803 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
804 | } else | ||
805 | ret = -EINVAL; | ||
806 | } | ||
807 | break; | ||
808 | |||
809 | case IW_AUTH_CIPHER_PAIRWISE: | ||
810 | if (param->value & | ||
811 | (IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_WEP40)) { | ||
812 | pr_debug("%s: WEP selected\n", __func__); | ||
813 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP; | ||
814 | } | ||
815 | if (param->value & IW_AUTH_CIPHER_TKIP) { | ||
816 | pr_debug("%s: TKIP selected\n", __func__); | ||
817 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP; | ||
818 | } | ||
819 | if (param->value & IW_AUTH_CIPHER_CCMP) { | ||
820 | pr_debug("%s: CCMP selected\n", __func__); | ||
821 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES; | ||
822 | } | ||
823 | if (param->value & IW_AUTH_CIPHER_NONE) { | ||
824 | pr_debug("%s: no auth selected\n", __func__); | ||
825 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE; | ||
826 | } | ||
827 | break; | ||
828 | case IW_AUTH_CIPHER_GROUP: | ||
829 | if (param->value & | ||
830 | (IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_WEP40)) { | ||
831 | pr_debug("%s: WEP selected\n", __func__); | ||
832 | wl->group_cipher_method = GELIC_WL_CIPHER_WEP; | ||
833 | } | ||
834 | if (param->value & IW_AUTH_CIPHER_TKIP) { | ||
835 | pr_debug("%s: TKIP selected\n", __func__); | ||
836 | wl->group_cipher_method = GELIC_WL_CIPHER_TKIP; | ||
837 | } | ||
838 | if (param->value & IW_AUTH_CIPHER_CCMP) { | ||
839 | pr_debug("%s: CCMP selected\n", __func__); | ||
840 | wl->group_cipher_method = GELIC_WL_CIPHER_AES; | ||
841 | } | ||
842 | if (param->value & IW_AUTH_CIPHER_NONE) { | ||
843 | pr_debug("%s: no auth selected\n", __func__); | ||
844 | wl->group_cipher_method = GELIC_WL_CIPHER_NONE; | ||
845 | } | ||
846 | break; | ||
847 | case IW_AUTH_80211_AUTH_ALG: | ||
848 | if (param->value & IW_AUTH_ALG_SHARED_KEY) { | ||
849 | pr_debug("%s: shared key specified\n", __func__); | ||
850 | wl->auth_method = GELIC_EURUS_AUTH_SHARED; | ||
851 | } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { | ||
852 | pr_debug("%s: open system specified\n", __func__); | ||
853 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
854 | } else | ||
855 | ret = -EINVAL; | ||
856 | break; | ||
857 | |||
858 | case IW_AUTH_WPA_ENABLED: | ||
859 | if (param->value) { | ||
860 | pr_debug("%s: WPA enabled\n", __func__); | ||
861 | wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA; | ||
862 | } else { | ||
863 | pr_debug("%s: WPA disabled\n", __func__); | ||
864 | wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE; | ||
865 | } | ||
866 | break; | ||
867 | |||
868 | case IW_AUTH_KEY_MGMT: | ||
869 | if (param->value & IW_AUTH_KEY_MGMT_PSK) | ||
870 | break; | ||
871 | /* intentionally fall through */ | ||
872 | default: | ||
873 | ret = -EOPNOTSUPP; | ||
874 | break; | ||
875 | }; | ||
876 | |||
877 | if (!ret) | ||
878 | set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat); | ||
879 | |||
880 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
881 | pr_debug("%s: -> %d\n", __func__, ret); | ||
882 | return ret; | ||
883 | } | ||
884 | |||
885 | static int gelic_wl_get_auth(struct net_device *netdev, | ||
886 | struct iw_request_info *info, | ||
887 | union iwreq_data *iwreq, char *extra) | ||
888 | { | ||
889 | struct iw_param *param = &iwreq->param; | ||
890 | struct gelic_wl_info *wl = port_wl(netdev_port(netdev)); | ||
891 | unsigned long irqflag; | ||
892 | int ret = 0; | ||
893 | |||
894 | pr_debug("%s: <- %d\n", __func__, param->flags & IW_AUTH_INDEX); | ||
895 | spin_lock_irqsave(&wl->lock, irqflag); | ||
896 | switch (param->flags & IW_AUTH_INDEX) { | ||
897 | case IW_AUTH_WPA_VERSION: | ||
898 | switch (wl->wpa_level) { | ||
899 | case GELIC_WL_WPA_LEVEL_WPA: | ||
900 | param->value |= IW_AUTH_WPA_VERSION_WPA; | ||
901 | break; | ||
902 | case GELIC_WL_WPA_LEVEL_WPA2: | ||
903 | param->value |= IW_AUTH_WPA_VERSION_WPA2; | ||
904 | break; | ||
905 | default: | ||
906 | param->value |= IW_AUTH_WPA_VERSION_DISABLED; | ||
907 | } | ||
908 | break; | ||
909 | |||
910 | case IW_AUTH_80211_AUTH_ALG: | ||
911 | if (wl->auth_method == GELIC_EURUS_AUTH_SHARED) | ||
912 | param->value = IW_AUTH_ALG_SHARED_KEY; | ||
913 | else if (wl->auth_method == GELIC_EURUS_AUTH_OPEN) | ||
914 | param->value = IW_AUTH_ALG_OPEN_SYSTEM; | ||
915 | break; | ||
916 | |||
917 | case IW_AUTH_WPA_ENABLED: | ||
918 | switch (wl->wpa_level) { | ||
919 | case GELIC_WL_WPA_LEVEL_WPA: | ||
920 | case GELIC_WL_WPA_LEVEL_WPA2: | ||
921 | param->value = 1; | ||
922 | break; | ||
923 | default: | ||
924 | param->value = 0; | ||
925 | break; | ||
926 | } | ||
927 | break; | ||
928 | default: | ||
929 | ret = -EOPNOTSUPP; | ||
930 | } | ||
931 | |||
932 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
933 | pr_debug("%s: -> %d\n", __func__, ret); | ||
934 | return ret; | ||
935 | } | ||
936 | |||
937 | /* SIOC{S,G}IWESSID */ | ||
938 | static int gelic_wl_set_essid(struct net_device *netdev, | ||
939 | struct iw_request_info *info, | ||
940 | union iwreq_data *data, char *extra) | ||
941 | { | ||
942 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
943 | unsigned long irqflag; | ||
944 | |||
945 | pr_debug("%s: <- l=%d f=%d\n", __func__, | ||
946 | data->essid.length, data->essid.flags); | ||
947 | if (IW_ESSID_MAX_SIZE < data->essid.length) | ||
948 | return -EINVAL; | ||
949 | |||
950 | spin_lock_irqsave(&wl->lock, irqflag); | ||
951 | if (data->essid.flags) { | ||
952 | wl->essid_len = data->essid.length; | ||
953 | memcpy(wl->essid, extra, wl->essid_len); | ||
954 | pr_debug("%s: essid = '%s'\n", __func__, extra); | ||
955 | set_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat); | ||
956 | } else { | ||
957 | pr_debug("%s: ESSID any \n", __func__); | ||
958 | clear_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat); | ||
959 | } | ||
960 | set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat); | ||
961 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
962 | |||
963 | |||
964 | gelic_wl_try_associate(netdev); /* FIXME */ | ||
965 | pr_debug("%s: -> \n", __func__); | ||
966 | return 0; | ||
967 | } | ||
968 | |||
969 | static int gelic_wl_get_essid(struct net_device *netdev, | ||
970 | struct iw_request_info *info, | ||
971 | union iwreq_data *data, char *extra) | ||
972 | { | ||
973 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
974 | unsigned long irqflag; | ||
975 | |||
976 | pr_debug("%s: <- \n", __func__); | ||
977 | down(&wl->assoc_stat_lock); | ||
978 | spin_lock_irqsave(&wl->lock, irqflag); | ||
979 | if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat) || | ||
980 | wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) { | ||
981 | memcpy(extra, wl->essid, wl->essid_len); | ||
982 | data->essid.length = wl->essid_len; | ||
983 | data->essid.flags = 1; | ||
984 | } else | ||
985 | data->essid.flags = 0; | ||
986 | |||
987 | up(&wl->assoc_stat_lock); | ||
988 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
989 | pr_debug("%s: -> len=%d \n", __func__, data->essid.length); | ||
990 | |||
991 | return 0; | ||
992 | } | ||
993 | |||
994 | /* SIO{S,G}IWENCODE */ | ||
995 | static int gelic_wl_set_encode(struct net_device *netdev, | ||
996 | struct iw_request_info *info, | ||
997 | union iwreq_data *data, char *extra) | ||
998 | { | ||
999 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1000 | struct iw_point *enc = &data->encoding; | ||
1001 | __u16 flags; | ||
1002 | unsigned int irqflag; | ||
1003 | int key_index, index_specified; | ||
1004 | int ret = 0; | ||
1005 | |||
1006 | pr_debug("%s: <- \n", __func__); | ||
1007 | flags = enc->flags & IW_ENCODE_FLAGS; | ||
1008 | key_index = enc->flags & IW_ENCODE_INDEX; | ||
1009 | |||
1010 | pr_debug("%s: key_index = %d\n", __func__, key_index); | ||
1011 | pr_debug("%s: key_len = %d\n", __func__, enc->length); | ||
1012 | pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS); | ||
1013 | |||
1014 | if (GELIC_WEP_KEYS < key_index) | ||
1015 | return -EINVAL; | ||
1016 | |||
1017 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1018 | if (key_index) { | ||
1019 | index_specified = 1; | ||
1020 | key_index--; | ||
1021 | } else { | ||
1022 | index_specified = 0; | ||
1023 | key_index = wl->current_key; | ||
1024 | } | ||
1025 | |||
1026 | if (flags & IW_ENCODE_NOKEY) { | ||
1027 | /* if just IW_ENCODE_NOKEY, change current key index */ | ||
1028 | if (!flags && index_specified) { | ||
1029 | wl->current_key = key_index; | ||
1030 | goto done; | ||
1031 | } | ||
1032 | |||
1033 | if (flags & IW_ENCODE_DISABLED) { | ||
1034 | if (!index_specified) { | ||
1035 | /* disable encryption */ | ||
1036 | wl->group_cipher_method = GELIC_WL_CIPHER_NONE; | ||
1037 | wl->pairwise_cipher_method = | ||
1038 | GELIC_WL_CIPHER_NONE; | ||
1039 | /* invalidate all key */ | ||
1040 | wl->key_enabled = 0; | ||
1041 | } else | ||
1042 | clear_bit(key_index, &wl->key_enabled); | ||
1043 | } | ||
1044 | |||
1045 | if (flags & IW_ENCODE_OPEN) | ||
1046 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
1047 | if (flags & IW_ENCODE_RESTRICTED) { | ||
1048 | pr_info("%s: shared key mode enabled\n", __func__); | ||
1049 | wl->auth_method = GELIC_EURUS_AUTH_SHARED; | ||
1050 | } | ||
1051 | } else { | ||
1052 | if (IW_ENCODING_TOKEN_MAX < enc->length) { | ||
1053 | ret = -EINVAL; | ||
1054 | goto done; | ||
1055 | } | ||
1056 | wl->key_len[key_index] = enc->length; | ||
1057 | memcpy(wl->key[key_index], extra, enc->length); | ||
1058 | set_bit(key_index, &wl->key_enabled); | ||
1059 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP; | ||
1060 | wl->group_cipher_method = GELIC_WL_CIPHER_WEP; | ||
1061 | } | ||
1062 | set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat); | ||
1063 | done: | ||
1064 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1065 | pr_debug("%s: -> \n", __func__); | ||
1066 | return ret; | ||
1067 | } | ||
1068 | |||
1069 | static int gelic_wl_get_encode(struct net_device *netdev, | ||
1070 | struct iw_request_info *info, | ||
1071 | union iwreq_data *data, char *extra) | ||
1072 | { | ||
1073 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1074 | struct iw_point *enc = &data->encoding; | ||
1075 | unsigned int irqflag; | ||
1076 | unsigned int key_index, index_specified; | ||
1077 | int ret = 0; | ||
1078 | |||
1079 | pr_debug("%s: <- \n", __func__); | ||
1080 | key_index = enc->flags & IW_ENCODE_INDEX; | ||
1081 | pr_debug("%s: flag=%#x point=%p len=%d extra=%p\n", __func__, | ||
1082 | enc->flags, enc->pointer, enc->length, extra); | ||
1083 | if (GELIC_WEP_KEYS < key_index) | ||
1084 | return -EINVAL; | ||
1085 | |||
1086 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1087 | if (key_index) { | ||
1088 | index_specified = 1; | ||
1089 | key_index--; | ||
1090 | } else { | ||
1091 | index_specified = 0; | ||
1092 | key_index = wl->current_key; | ||
1093 | } | ||
1094 | |||
1095 | if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) { | ||
1096 | switch (wl->auth_method) { | ||
1097 | case GELIC_EURUS_AUTH_OPEN: | ||
1098 | enc->flags = IW_ENCODE_OPEN; | ||
1099 | break; | ||
1100 | case GELIC_EURUS_AUTH_SHARED: | ||
1101 | enc->flags = IW_ENCODE_RESTRICTED; | ||
1102 | break; | ||
1103 | } | ||
1104 | } else | ||
1105 | enc->flags = IW_ENCODE_DISABLED; | ||
1106 | |||
1107 | if (test_bit(key_index, &wl->key_enabled)) { | ||
1108 | if (enc->length < wl->key_len[key_index]) { | ||
1109 | ret = -EINVAL; | ||
1110 | goto done; | ||
1111 | } | ||
1112 | enc->length = wl->key_len[key_index]; | ||
1113 | memcpy(extra, wl->key[key_index], wl->key_len[key_index]); | ||
1114 | } else { | ||
1115 | enc->length = 0; | ||
1116 | enc->flags |= IW_ENCODE_NOKEY; | ||
1117 | } | ||
1118 | enc->flags |= key_index + 1; | ||
1119 | pr_debug("%s: -> flag=%x len=%d\n", __func__, | ||
1120 | enc->flags, enc->length); | ||
1121 | |||
1122 | done: | ||
1123 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1124 | return ret; | ||
1125 | } | ||
1126 | |||
1127 | /* SIOC{S,G}IWAP */ | ||
1128 | static int gelic_wl_set_ap(struct net_device *netdev, | ||
1129 | struct iw_request_info *info, | ||
1130 | union iwreq_data *data, char *extra) | ||
1131 | { | ||
1132 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1133 | unsigned long irqflag; | ||
1134 | |||
1135 | pr_debug("%s: <-\n", __func__); | ||
1136 | if (data->ap_addr.sa_family != ARPHRD_ETHER) | ||
1137 | return -EINVAL; | ||
1138 | |||
1139 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1140 | if (is_valid_ether_addr(data->ap_addr.sa_data)) { | ||
1141 | memcpy(wl->bssid, data->ap_addr.sa_data, | ||
1142 | ETH_ALEN); | ||
1143 | set_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat); | ||
1144 | set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat); | ||
1145 | pr_debug("%s: bss=%02x:%02x:%02x:%02x:%02x:%02x\n", | ||
1146 | __func__, | ||
1147 | wl->bssid[0], wl->bssid[1], | ||
1148 | wl->bssid[2], wl->bssid[3], | ||
1149 | wl->bssid[4], wl->bssid[5]); | ||
1150 | } else { | ||
1151 | pr_debug("%s: clear bssid\n", __func__); | ||
1152 | clear_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat); | ||
1153 | memset(wl->bssid, 0, ETH_ALEN); | ||
1154 | } | ||
1155 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1156 | pr_debug("%s: ->\n", __func__); | ||
1157 | return 0; | ||
1158 | } | ||
1159 | |||
1160 | static int gelic_wl_get_ap(struct net_device *netdev, | ||
1161 | struct iw_request_info *info, | ||
1162 | union iwreq_data *data, char *extra) | ||
1163 | { | ||
1164 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1165 | unsigned long irqflag; | ||
1166 | |||
1167 | pr_debug("%s: <-\n", __func__); | ||
1168 | down(&wl->assoc_stat_lock); | ||
1169 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1170 | if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) { | ||
1171 | data->ap_addr.sa_family = ARPHRD_ETHER; | ||
1172 | memcpy(data->ap_addr.sa_data, wl->active_bssid, | ||
1173 | ETH_ALEN); | ||
1174 | } else | ||
1175 | memset(data->ap_addr.sa_data, 0, ETH_ALEN); | ||
1176 | |||
1177 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1178 | up(&wl->assoc_stat_lock); | ||
1179 | pr_debug("%s: ->\n", __func__); | ||
1180 | return 0; | ||
1181 | } | ||
1182 | |||
1183 | /* SIOC{S,G}IWENCODEEXT */ | ||
1184 | static int gelic_wl_set_encodeext(struct net_device *netdev, | ||
1185 | struct iw_request_info *info, | ||
1186 | union iwreq_data *data, char *extra) | ||
1187 | { | ||
1188 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1189 | struct iw_point *enc = &data->encoding; | ||
1190 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; | ||
1191 | __u16 alg; | ||
1192 | __u16 flags; | ||
1193 | unsigned int irqflag; | ||
1194 | int key_index; | ||
1195 | int ret = 0; | ||
1196 | |||
1197 | pr_debug("%s: <- \n", __func__); | ||
1198 | flags = enc->flags & IW_ENCODE_FLAGS; | ||
1199 | alg = ext->alg; | ||
1200 | key_index = enc->flags & IW_ENCODE_INDEX; | ||
1201 | |||
1202 | pr_debug("%s: key_index = %d\n", __func__, key_index); | ||
1203 | pr_debug("%s: key_len = %d\n", __func__, enc->length); | ||
1204 | pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS); | ||
1205 | pr_debug("%s: ext_flag=%x\n", __func__, ext->ext_flags); | ||
1206 | pr_debug("%s: ext_key_len=%x\n", __func__, ext->key_len); | ||
1207 | |||
1208 | if (GELIC_WEP_KEYS < key_index) | ||
1209 | return -EINVAL; | ||
1210 | |||
1211 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1212 | if (key_index) | ||
1213 | key_index--; | ||
1214 | else | ||
1215 | key_index = wl->current_key; | ||
1216 | |||
1217 | if (!enc->length && (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) { | ||
1218 | /* reques to change default key index */ | ||
1219 | pr_debug("%s: request to change default key to %d\n", | ||
1220 | __func__, key_index); | ||
1221 | wl->current_key = key_index; | ||
1222 | goto done; | ||
1223 | } | ||
1224 | |||
1225 | if (alg == IW_ENCODE_ALG_NONE || (flags & IW_ENCODE_DISABLED)) { | ||
1226 | pr_debug("%s: alg disabled\n", __func__); | ||
1227 | wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE; | ||
1228 | wl->group_cipher_method = GELIC_WL_CIPHER_NONE; | ||
1229 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE; | ||
1230 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; /* should be open */ | ||
1231 | } else if (alg == IW_ENCODE_ALG_WEP) { | ||
1232 | pr_debug("%s: WEP requested\n", __func__); | ||
1233 | if (flags & IW_ENCODE_OPEN) { | ||
1234 | pr_debug("%s: open key mode\n", __func__); | ||
1235 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
1236 | } | ||
1237 | if (flags & IW_ENCODE_RESTRICTED) { | ||
1238 | pr_debug("%s: shared key mode\n", __func__); | ||
1239 | wl->auth_method = GELIC_EURUS_AUTH_SHARED; | ||
1240 | } | ||
1241 | if (IW_ENCODING_TOKEN_MAX < ext->key_len) { | ||
1242 | pr_info("%s: key is too long %d\n", __func__, | ||
1243 | ext->key_len); | ||
1244 | ret = -EINVAL; | ||
1245 | goto done; | ||
1246 | } | ||
1247 | /* OK, update the key */ | ||
1248 | wl->key_len[key_index] = ext->key_len; | ||
1249 | memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX); | ||
1250 | memcpy(wl->key[key_index], ext->key, ext->key_len); | ||
1251 | set_bit(key_index, &wl->key_enabled); | ||
1252 | /* remember wep info changed */ | ||
1253 | set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat); | ||
1254 | } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) { | ||
1255 | pr_debug("%s: TKIP/CCMP requested alg=%d\n", __func__, alg); | ||
1256 | /* check key length */ | ||
1257 | if (IW_ENCODING_TOKEN_MAX < ext->key_len) { | ||
1258 | pr_info("%s: key is too long %d\n", __func__, | ||
1259 | ext->key_len); | ||
1260 | ret = -EINVAL; | ||
1261 | goto done; | ||
1262 | } | ||
1263 | if (alg == IW_ENCODE_ALG_CCMP) { | ||
1264 | pr_debug("%s: AES selected\n", __func__); | ||
1265 | wl->group_cipher_method = GELIC_WL_CIPHER_AES; | ||
1266 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES; | ||
1267 | wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2; | ||
1268 | } else { | ||
1269 | pr_debug("%s: TKIP selected, WPA forced\n", __func__); | ||
1270 | wl->group_cipher_method = GELIC_WL_CIPHER_TKIP; | ||
1271 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP; | ||
1272 | /* FIXME: how do we do if WPA2 + TKIP? */ | ||
1273 | wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA; | ||
1274 | } | ||
1275 | if (flags & IW_ENCODE_RESTRICTED) | ||
1276 | BUG(); | ||
1277 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
1278 | /* We should use same key for both and unicast */ | ||
1279 | if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) | ||
1280 | pr_debug("%s: group key \n", __func__); | ||
1281 | else | ||
1282 | pr_debug("%s: unicast key \n", __func__); | ||
1283 | /* OK, update the key */ | ||
1284 | wl->key_len[key_index] = ext->key_len; | ||
1285 | memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX); | ||
1286 | memcpy(wl->key[key_index], ext->key, ext->key_len); | ||
1287 | set_bit(key_index, &wl->key_enabled); | ||
1288 | /* remember info changed */ | ||
1289 | set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat); | ||
1290 | } | ||
1291 | done: | ||
1292 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1293 | pr_debug("%s: -> \n", __func__); | ||
1294 | return ret; | ||
1295 | } | ||
1296 | |||
1297 | static int gelic_wl_get_encodeext(struct net_device *netdev, | ||
1298 | struct iw_request_info *info, | ||
1299 | union iwreq_data *data, char *extra) | ||
1300 | { | ||
1301 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1302 | struct iw_point *enc = &data->encoding; | ||
1303 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; | ||
1304 | unsigned int irqflag; | ||
1305 | int key_index; | ||
1306 | int ret = 0; | ||
1307 | int max_key_len; | ||
1308 | |||
1309 | pr_debug("%s: <- \n", __func__); | ||
1310 | |||
1311 | max_key_len = enc->length - sizeof(struct iw_encode_ext); | ||
1312 | if (max_key_len < 0) | ||
1313 | return -EINVAL; | ||
1314 | key_index = enc->flags & IW_ENCODE_INDEX; | ||
1315 | |||
1316 | pr_debug("%s: key_index = %d\n", __func__, key_index); | ||
1317 | pr_debug("%s: key_len = %d\n", __func__, enc->length); | ||
1318 | pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS); | ||
1319 | |||
1320 | if (GELIC_WEP_KEYS < key_index) | ||
1321 | return -EINVAL; | ||
1322 | |||
1323 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1324 | if (key_index) | ||
1325 | key_index--; | ||
1326 | else | ||
1327 | key_index = wl->current_key; | ||
1328 | |||
1329 | memset(ext, 0, sizeof(struct iw_encode_ext)); | ||
1330 | switch (wl->group_cipher_method) { | ||
1331 | case GELIC_WL_CIPHER_WEP: | ||
1332 | ext->alg = IW_ENCODE_ALG_WEP; | ||
1333 | enc->flags |= IW_ENCODE_ENABLED; | ||
1334 | break; | ||
1335 | case GELIC_WL_CIPHER_TKIP: | ||
1336 | ext->alg = IW_ENCODE_ALG_TKIP; | ||
1337 | enc->flags |= IW_ENCODE_ENABLED; | ||
1338 | break; | ||
1339 | case GELIC_WL_CIPHER_AES: | ||
1340 | ext->alg = IW_ENCODE_ALG_CCMP; | ||
1341 | enc->flags |= IW_ENCODE_ENABLED; | ||
1342 | break; | ||
1343 | case GELIC_WL_CIPHER_NONE: | ||
1344 | default: | ||
1345 | ext->alg = IW_ENCODE_ALG_NONE; | ||
1346 | enc->flags |= IW_ENCODE_NOKEY; | ||
1347 | break; | ||
1348 | } | ||
1349 | |||
1350 | if (!(enc->flags & IW_ENCODE_NOKEY)) { | ||
1351 | if (max_key_len < wl->key_len[key_index]) { | ||
1352 | ret = -E2BIG; | ||
1353 | goto out; | ||
1354 | } | ||
1355 | if (test_bit(key_index, &wl->key_enabled)) | ||
1356 | memcpy(ext->key, wl->key[key_index], | ||
1357 | wl->key_len[key_index]); | ||
1358 | else | ||
1359 | pr_debug("%s: disabled key requested ix=%d\n", | ||
1360 | __func__, key_index); | ||
1361 | } | ||
1362 | out: | ||
1363 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1364 | pr_debug("%s: -> \n", __func__); | ||
1365 | return ret; | ||
1366 | } | ||
1367 | /* SIOC{S,G}IWMODE */ | ||
1368 | static int gelic_wl_set_mode(struct net_device *netdev, | ||
1369 | struct iw_request_info *info, | ||
1370 | union iwreq_data *data, char *extra) | ||
1371 | { | ||
1372 | __u32 mode = data->mode; | ||
1373 | int ret; | ||
1374 | |||
1375 | pr_debug("%s: <- \n", __func__); | ||
1376 | if (mode == IW_MODE_INFRA) | ||
1377 | ret = 0; | ||
1378 | else | ||
1379 | ret = -EOPNOTSUPP; | ||
1380 | pr_debug("%s: -> %d\n", __func__, ret); | ||
1381 | return ret; | ||
1382 | } | ||
1383 | |||
1384 | static int gelic_wl_get_mode(struct net_device *netdev, | ||
1385 | struct iw_request_info *info, | ||
1386 | union iwreq_data *data, char *extra) | ||
1387 | { | ||
1388 | __u32 *mode = &data->mode; | ||
1389 | pr_debug("%s: <- \n", __func__); | ||
1390 | *mode = IW_MODE_INFRA; | ||
1391 | pr_debug("%s: ->\n", __func__); | ||
1392 | return 0; | ||
1393 | } | ||
1394 | |||
1395 | /* SIOCIWFIRSTPRIV */ | ||
1396 | static int hex2bin(u8 *str, u8 *bin, unsigned int len) | ||
1397 | { | ||
1398 | unsigned int i; | ||
1399 | static unsigned char *hex = "0123456789ABCDEF"; | ||
1400 | unsigned char *p, *q; | ||
1401 | u8 tmp; | ||
1402 | |||
1403 | if (len != WPA_PSK_LEN * 2) | ||
1404 | return -EINVAL; | ||
1405 | |||
1406 | for (i = 0; i < WPA_PSK_LEN * 2; i += 2) { | ||
1407 | p = strchr(hex, toupper(str[i])); | ||
1408 | q = strchr(hex, toupper(str[i + 1])); | ||
1409 | if (!p || !q) { | ||
1410 | pr_info("%s: unconvertible PSK digit=%d\n", | ||
1411 | __func__, i); | ||
1412 | return -EINVAL; | ||
1413 | } | ||
1414 | tmp = ((p - hex) << 4) + (q - hex); | ||
1415 | *bin++ = tmp; | ||
1416 | } | ||
1417 | return 0; | ||
1418 | }; | ||
1419 | |||
1420 | static int gelic_wl_priv_set_psk(struct net_device *net_dev, | ||
1421 | struct iw_request_info *info, | ||
1422 | union iwreq_data *data, char *extra) | ||
1423 | { | ||
1424 | struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev)); | ||
1425 | unsigned int len; | ||
1426 | unsigned int irqflag; | ||
1427 | int ret = 0; | ||
1428 | |||
1429 | pr_debug("%s:<- len=%d\n", __func__, data->data.length); | ||
1430 | len = data->data.length - 1; | ||
1431 | if (len <= 2) | ||
1432 | return -EINVAL; | ||
1433 | |||
1434 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1435 | if (extra[0] == '"' && extra[len - 1] == '"') { | ||
1436 | pr_debug("%s: passphrase mode\n", __func__); | ||
1437 | /* pass phrase */ | ||
1438 | if (GELIC_WL_EURUS_PSK_MAX_LEN < (len - 2)) { | ||
1439 | pr_info("%s: passphrase too long\n", __func__); | ||
1440 | ret = -E2BIG; | ||
1441 | goto out; | ||
1442 | } | ||
1443 | memset(wl->psk, 0, sizeof(wl->psk)); | ||
1444 | wl->psk_len = len - 2; | ||
1445 | memcpy(wl->psk, &(extra[1]), wl->psk_len); | ||
1446 | wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE; | ||
1447 | } else { | ||
1448 | ret = hex2bin(extra, wl->psk, len); | ||
1449 | if (ret) | ||
1450 | goto out; | ||
1451 | wl->psk_len = WPA_PSK_LEN; | ||
1452 | wl->psk_type = GELIC_EURUS_WPA_PSK_BIN; | ||
1453 | } | ||
1454 | set_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat); | ||
1455 | out: | ||
1456 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1457 | pr_debug("%s:->\n", __func__); | ||
1458 | return ret; | ||
1459 | } | ||
1460 | |||
1461 | static int gelic_wl_priv_get_psk(struct net_device *net_dev, | ||
1462 | struct iw_request_info *info, | ||
1463 | union iwreq_data *data, char *extra) | ||
1464 | { | ||
1465 | struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev)); | ||
1466 | char *p; | ||
1467 | unsigned int irqflag; | ||
1468 | unsigned int i; | ||
1469 | |||
1470 | pr_debug("%s:<-\n", __func__); | ||
1471 | if (!capable(CAP_NET_ADMIN)) | ||
1472 | return -EPERM; | ||
1473 | |||
1474 | spin_lock_irqsave(&wl->lock, irqflag); | ||
1475 | p = extra; | ||
1476 | if (test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat)) { | ||
1477 | if (wl->psk_type == GELIC_EURUS_WPA_PSK_BIN) { | ||
1478 | for (i = 0; i < wl->psk_len; i++) { | ||
1479 | sprintf(p, "%02xu", wl->psk[i]); | ||
1480 | p += 2; | ||
1481 | } | ||
1482 | *p = '\0'; | ||
1483 | data->data.length = wl->psk_len * 2; | ||
1484 | } else { | ||
1485 | *p++ = '"'; | ||
1486 | memcpy(p, wl->psk, wl->psk_len); | ||
1487 | p += wl->psk_len; | ||
1488 | *p++ = '"'; | ||
1489 | *p = '\0'; | ||
1490 | data->data.length = wl->psk_len + 2; | ||
1491 | } | ||
1492 | } else | ||
1493 | /* no psk set */ | ||
1494 | data->data.length = 0; | ||
1495 | spin_unlock_irqrestore(&wl->lock, irqflag); | ||
1496 | pr_debug("%s:-> %d\n", __func__, data->data.length); | ||
1497 | return 0; | ||
1498 | } | ||
1499 | |||
1500 | /* SIOCGIWNICKN */ | ||
1501 | static int gelic_wl_get_nick(struct net_device *net_dev, | ||
1502 | struct iw_request_info *info, | ||
1503 | union iwreq_data *data, char *extra) | ||
1504 | { | ||
1505 | strcpy(extra, "gelic_wl"); | ||
1506 | data->data.length = strlen(extra); | ||
1507 | data->data.flags = 1; | ||
1508 | return 0; | ||
1509 | } | ||
1510 | |||
1511 | |||
1512 | /* --- */ | ||
1513 | |||
1514 | static struct iw_statistics *gelic_wl_get_wireless_stats( | ||
1515 | struct net_device *netdev) | ||
1516 | { | ||
1517 | |||
1518 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
1519 | struct gelic_eurus_cmd *cmd; | ||
1520 | struct iw_statistics *is; | ||
1521 | struct gelic_eurus_rssi_info *rssi; | ||
1522 | |||
1523 | pr_debug("%s: <-\n", __func__); | ||
1524 | |||
1525 | is = &wl->iwstat; | ||
1526 | memset(is, 0, sizeof(*is)); | ||
1527 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_RSSI_CFG, | ||
1528 | wl->buf, sizeof(*rssi)); | ||
1529 | if (cmd && !cmd->status && !cmd->cmd_status) { | ||
1530 | rssi = wl->buf; | ||
1531 | is->qual.level = be16_to_cpu(rssi->rssi); | ||
1532 | is->qual.updated = IW_QUAL_LEVEL_UPDATED | | ||
1533 | IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID; | ||
1534 | } else | ||
1535 | /* not associated */ | ||
1536 | is->qual.updated = IW_QUAL_ALL_INVALID; | ||
1537 | |||
1538 | kfree(cmd); | ||
1539 | pr_debug("%s: ->\n", __func__); | ||
1540 | return is; | ||
1541 | } | ||
1542 | |||
1543 | /* | ||
1544 | * scanning helpers | ||
1545 | */ | ||
1546 | static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan) | ||
1547 | { | ||
1548 | struct gelic_eurus_cmd *cmd; | ||
1549 | int ret = 0; | ||
1550 | |||
1551 | pr_debug("%s: <- always=%d\n", __func__, always_scan); | ||
1552 | if (down_interruptible(&wl->scan_lock)) | ||
1553 | return -ERESTARTSYS; | ||
1554 | |||
1555 | /* | ||
1556 | * If already a scan in progress, do not trigger more | ||
1557 | */ | ||
1558 | if (wl->scan_stat == GELIC_WL_SCAN_STAT_SCANNING) { | ||
1559 | pr_debug("%s: scanning now\n", __func__); | ||
1560 | goto out; | ||
1561 | } | ||
1562 | |||
1563 | init_completion(&wl->scan_done); | ||
1564 | /* | ||
1565 | * If we have already a bss list, don't try to get new | ||
1566 | */ | ||
1567 | if (!always_scan && wl->scan_stat == GELIC_WL_SCAN_STAT_GOT_LIST) { | ||
1568 | pr_debug("%s: already has the list\n", __func__); | ||
1569 | complete(&wl->scan_done); | ||
1570 | goto out; | ||
1571 | } | ||
1572 | /* | ||
1573 | * issue start scan request | ||
1574 | */ | ||
1575 | wl->scan_stat = GELIC_WL_SCAN_STAT_SCANNING; | ||
1576 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_START_SCAN, | ||
1577 | NULL, 0); | ||
1578 | if (!cmd || cmd->status || cmd->cmd_status) { | ||
1579 | wl->scan_stat = GELIC_WL_SCAN_STAT_INIT; | ||
1580 | complete(&wl->scan_done); | ||
1581 | ret = -ENOMEM; | ||
1582 | goto out; | ||
1583 | } | ||
1584 | kfree(cmd); | ||
1585 | out: | ||
1586 | up(&wl->scan_lock); | ||
1587 | pr_debug("%s: ->\n", __func__); | ||
1588 | return ret; | ||
1589 | } | ||
1590 | |||
1591 | /* | ||
1592 | * retrieve scan result from the chip (hypervisor) | ||
1593 | * this function is invoked by schedule work. | ||
1594 | */ | ||
1595 | static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl) | ||
1596 | { | ||
1597 | struct gelic_eurus_cmd *cmd = NULL; | ||
1598 | struct gelic_wl_scan_info *target, *tmp; | ||
1599 | struct gelic_wl_scan_info *oldest = NULL; | ||
1600 | struct gelic_eurus_scan_info *scan_info; | ||
1601 | unsigned int scan_info_size; | ||
1602 | union iwreq_data data; | ||
1603 | unsigned long this_time = jiffies; | ||
1604 | unsigned int data_len, i, found, r; | ||
1605 | DECLARE_MAC_BUF(mac); | ||
1606 | |||
1607 | pr_debug("%s:start\n", __func__); | ||
1608 | down(&wl->scan_lock); | ||
1609 | |||
1610 | if (wl->scan_stat != GELIC_WL_SCAN_STAT_SCANNING) { | ||
1611 | /* | ||
1612 | * stop() may be called while scanning, ignore result | ||
1613 | */ | ||
1614 | pr_debug("%s: scan complete when stat != scanning(%d)\n", | ||
1615 | __func__, wl->scan_stat); | ||
1616 | goto out; | ||
1617 | } | ||
1618 | |||
1619 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_SCAN, | ||
1620 | wl->buf, PAGE_SIZE); | ||
1621 | if (!cmd || cmd->status || cmd->cmd_status) { | ||
1622 | wl->scan_stat = GELIC_WL_SCAN_STAT_INIT; | ||
1623 | pr_info("%s:cmd failed\n", __func__); | ||
1624 | kfree(cmd); | ||
1625 | goto out; | ||
1626 | } | ||
1627 | data_len = cmd->size; | ||
1628 | pr_debug("%s: data_len = %d\n", __func__, data_len); | ||
1629 | kfree(cmd); | ||
1630 | |||
1631 | /* OK, bss list retrieved */ | ||
1632 | wl->scan_stat = GELIC_WL_SCAN_STAT_GOT_LIST; | ||
1633 | |||
1634 | /* mark all entries are old */ | ||
1635 | list_for_each_entry_safe(target, tmp, &wl->network_list, list) { | ||
1636 | target->valid = 0; | ||
1637 | /* expire too old entries */ | ||
1638 | if (time_before(target->last_scanned + wl->scan_age, | ||
1639 | this_time)) { | ||
1640 | kfree(target->hwinfo); | ||
1641 | target->hwinfo = NULL; | ||
1642 | list_move_tail(&target->list, &wl->network_free_list); | ||
1643 | } | ||
1644 | } | ||
1645 | |||
1646 | /* put them in the newtork_list */ | ||
1647 | scan_info = wl->buf; | ||
1648 | scan_info_size = 0; | ||
1649 | i = 0; | ||
1650 | while (scan_info_size < data_len) { | ||
1651 | pr_debug("%s:size=%d bssid=%s scan_info=%p\n", __func__, | ||
1652 | be16_to_cpu(scan_info->size), | ||
1653 | print_mac(mac, &scan_info->bssid[2]), scan_info); | ||
1654 | found = 0; | ||
1655 | oldest = NULL; | ||
1656 | list_for_each_entry(target, &wl->network_list, list) { | ||
1657 | if (!compare_ether_addr(&target->hwinfo->bssid[2], | ||
1658 | &scan_info->bssid[2])) { | ||
1659 | found = 1; | ||
1660 | pr_debug("%s: same BBS found scanned list\n", | ||
1661 | __func__); | ||
1662 | break; | ||
1663 | } | ||
1664 | if (!oldest || | ||
1665 | (target->last_scanned < oldest->last_scanned)) | ||
1666 | oldest = target; | ||
1667 | } | ||
1668 | |||
1669 | if (!found) { | ||
1670 | /* not found in the list */ | ||
1671 | if (list_empty(&wl->network_free_list)) { | ||
1672 | /* expire oldest */ | ||
1673 | target = oldest; | ||
1674 | } else { | ||
1675 | target = list_entry(wl->network_free_list.next, | ||
1676 | struct gelic_wl_scan_info, | ||
1677 | list); | ||
1678 | } | ||
1679 | } | ||
1680 | |||
1681 | /* update the item */ | ||
1682 | target->last_scanned = this_time; | ||
1683 | target->valid = 1; | ||
1684 | target->eurus_index = i; | ||
1685 | kfree(target->hwinfo); | ||
1686 | target->hwinfo = kzalloc(be16_to_cpu(scan_info->size), | ||
1687 | GFP_KERNEL); | ||
1688 | if (!target->hwinfo) { | ||
1689 | pr_info("%s: kzalloc failed\n", __func__); | ||
1690 | i++; | ||
1691 | scan_info_size += be16_to_cpu(scan_info->size); | ||
1692 | scan_info = (void *)scan_info + | ||
1693 | be16_to_cpu(scan_info->size); | ||
1694 | continue; | ||
1695 | } | ||
1696 | /* copy hw scan info */ | ||
1697 | memcpy(target->hwinfo, scan_info, scan_info->size); | ||
1698 | target->essid_len = strnlen(scan_info->essid, | ||
1699 | sizeof(scan_info->essid)); | ||
1700 | target->rate_len = 0; | ||
1701 | for (r = 0; r < MAX_RATES_LENGTH; r++) | ||
1702 | if (scan_info->rate[r]) | ||
1703 | target->rate_len++; | ||
1704 | if (8 < target->rate_len) | ||
1705 | pr_info("%s: AP returns %d rates\n", __func__, | ||
1706 | target->rate_len); | ||
1707 | target->rate_ext_len = 0; | ||
1708 | for (r = 0; r < MAX_RATES_EX_LENGTH; r++) | ||
1709 | if (scan_info->ext_rate[r]) | ||
1710 | target->rate_ext_len++; | ||
1711 | list_move_tail(&target->list, &wl->network_list); | ||
1712 | /* bump pointer */ | ||
1713 | i++; | ||
1714 | scan_info_size += be16_to_cpu(scan_info->size); | ||
1715 | scan_info = (void *)scan_info + be16_to_cpu(scan_info->size); | ||
1716 | } | ||
1717 | memset(&data, 0, sizeof(data)); | ||
1718 | wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWSCAN, &data, | ||
1719 | NULL); | ||
1720 | out: | ||
1721 | complete(&wl->scan_done); | ||
1722 | up(&wl->scan_lock); | ||
1723 | pr_debug("%s:end\n", __func__); | ||
1724 | } | ||
1725 | |||
1726 | /* | ||
1727 | * Select an appropriate bss from current scan list regarding | ||
1728 | * current settings from userspace. | ||
1729 | * The caller must hold wl->scan_lock, | ||
1730 | * and on the state of wl->scan_state == GELIC_WL_SCAN_GOT_LIST | ||
1731 | */ | ||
1732 | static void update_best(struct gelic_wl_scan_info **best, | ||
1733 | struct gelic_wl_scan_info *candid, | ||
1734 | int *best_weight, | ||
1735 | int *weight) | ||
1736 | { | ||
1737 | if (*best_weight < ++(*weight)) { | ||
1738 | *best_weight = *weight; | ||
1739 | *best = candid; | ||
1740 | } | ||
1741 | } | ||
1742 | |||
1743 | static | ||
1744 | struct gelic_wl_scan_info *gelic_wl_find_best_bss(struct gelic_wl_info *wl) | ||
1745 | { | ||
1746 | struct gelic_wl_scan_info *scan_info; | ||
1747 | struct gelic_wl_scan_info *best_bss; | ||
1748 | int weight, best_weight; | ||
1749 | u16 security; | ||
1750 | DECLARE_MAC_BUF(mac); | ||
1751 | |||
1752 | pr_debug("%s: <-\n", __func__); | ||
1753 | |||
1754 | best_bss = NULL; | ||
1755 | best_weight = 0; | ||
1756 | |||
1757 | list_for_each_entry(scan_info, &wl->network_list, list) { | ||
1758 | pr_debug("%s: station %p\n", __func__, scan_info); | ||
1759 | |||
1760 | if (!scan_info->valid) { | ||
1761 | pr_debug("%s: station invalid\n", __func__); | ||
1762 | continue; | ||
1763 | } | ||
1764 | |||
1765 | /* If bss specified, check it only */ | ||
1766 | if (test_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat)) { | ||
1767 | if (!compare_ether_addr(&scan_info->hwinfo->bssid[2], | ||
1768 | wl->bssid)) { | ||
1769 | best_bss = scan_info; | ||
1770 | pr_debug("%s: bssid matched\n", __func__); | ||
1771 | break; | ||
1772 | } else { | ||
1773 | pr_debug("%s: bssid unmached\n", __func__); | ||
1774 | continue; | ||
1775 | } | ||
1776 | } | ||
1777 | |||
1778 | weight = 0; | ||
1779 | |||
1780 | /* security */ | ||
1781 | security = be16_to_cpu(scan_info->hwinfo->security) & | ||
1782 | GELIC_EURUS_SCAN_SEC_MASK; | ||
1783 | if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA2) { | ||
1784 | if (security == GELIC_EURUS_SCAN_SEC_WPA2) | ||
1785 | update_best(&best_bss, scan_info, | ||
1786 | &best_weight, &weight); | ||
1787 | else | ||
1788 | continue; | ||
1789 | } else if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA) { | ||
1790 | if (security == GELIC_EURUS_SCAN_SEC_WPA) | ||
1791 | update_best(&best_bss, scan_info, | ||
1792 | &best_weight, &weight); | ||
1793 | else | ||
1794 | continue; | ||
1795 | } else if (wl->wpa_level == GELIC_WL_WPA_LEVEL_NONE && | ||
1796 | wl->group_cipher_method == GELIC_WL_CIPHER_WEP) { | ||
1797 | if (security == GELIC_EURUS_SCAN_SEC_WEP) | ||
1798 | update_best(&best_bss, scan_info, | ||
1799 | &best_weight, &weight); | ||
1800 | else | ||
1801 | continue; | ||
1802 | } | ||
1803 | |||
1804 | /* If ESSID is set, check it */ | ||
1805 | if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat)) { | ||
1806 | if ((scan_info->essid_len == wl->essid_len) && | ||
1807 | !strncmp(wl->essid, | ||
1808 | scan_info->hwinfo->essid, | ||
1809 | scan_info->essid_len)) | ||
1810 | update_best(&best_bss, scan_info, | ||
1811 | &best_weight, &weight); | ||
1812 | else | ||
1813 | continue; | ||
1814 | } | ||
1815 | } | ||
1816 | |||
1817 | #ifdef DEBUG | ||
1818 | pr_debug("%s: -> bss=%p\n", __func__, best_bss); | ||
1819 | if (best_bss) { | ||
1820 | pr_debug("%s:addr=%s\n", __func__, | ||
1821 | print_mac(mac, &best_bss->hwinfo->bssid[2])); | ||
1822 | } | ||
1823 | #endif | ||
1824 | return best_bss; | ||
1825 | } | ||
1826 | |||
1827 | /* | ||
1828 | * Setup WEP configuration to the chip | ||
1829 | * The caller must hold wl->scan_lock, | ||
1830 | * and on the state of wl->scan_state == GELIC_WL_SCAN_GOT_LIST | ||
1831 | */ | ||
1832 | static int gelic_wl_do_wep_setup(struct gelic_wl_info *wl) | ||
1833 | { | ||
1834 | unsigned int i; | ||
1835 | struct gelic_eurus_wep_cfg *wep; | ||
1836 | struct gelic_eurus_cmd *cmd; | ||
1837 | int wep104 = 0; | ||
1838 | int have_key = 0; | ||
1839 | int ret = 0; | ||
1840 | |||
1841 | pr_debug("%s: <-\n", __func__); | ||
1842 | /* we can assume no one should uses the buffer */ | ||
1843 | wep = wl->buf; | ||
1844 | memset(wep, 0, sizeof(*wep)); | ||
1845 | |||
1846 | if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) { | ||
1847 | pr_debug("%s: WEP mode\n", __func__); | ||
1848 | for (i = 0; i < GELIC_WEP_KEYS; i++) { | ||
1849 | if (!test_bit(i, &wl->key_enabled)) | ||
1850 | continue; | ||
1851 | |||
1852 | pr_debug("%s: key#%d enabled\n", __func__, i); | ||
1853 | have_key = 1; | ||
1854 | if (wl->key_len[i] == 13) | ||
1855 | wep104 = 1; | ||
1856 | else if (wl->key_len[i] != 5) { | ||
1857 | pr_info("%s: wrong wep key[%d]=%d\n", | ||
1858 | __func__, i, wl->key_len[i]); | ||
1859 | ret = -EINVAL; | ||
1860 | goto out; | ||
1861 | } | ||
1862 | memcpy(wep->key[i], wl->key[i], wl->key_len[i]); | ||
1863 | } | ||
1864 | |||
1865 | if (!have_key) { | ||
1866 | pr_info("%s: all wep key disabled\n", __func__); | ||
1867 | ret = -EINVAL; | ||
1868 | goto out; | ||
1869 | } | ||
1870 | |||
1871 | if (wep104) { | ||
1872 | pr_debug("%s: 104bit key\n", __func__); | ||
1873 | wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_104BIT); | ||
1874 | } else { | ||
1875 | pr_debug("%s: 40bit key\n", __func__); | ||
1876 | wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_40BIT); | ||
1877 | } | ||
1878 | } else { | ||
1879 | pr_debug("%s: NO encryption\n", __func__); | ||
1880 | wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_NONE); | ||
1881 | } | ||
1882 | |||
1883 | /* issue wep setup */ | ||
1884 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_WEP_CFG, | ||
1885 | wep, sizeof(*wep)); | ||
1886 | if (!cmd) | ||
1887 | ret = -ENOMEM; | ||
1888 | else if (cmd->status || cmd->cmd_status) | ||
1889 | ret = -ENXIO; | ||
1890 | |||
1891 | kfree(cmd); | ||
1892 | out: | ||
1893 | pr_debug("%s: ->\n", __func__); | ||
1894 | return ret; | ||
1895 | } | ||
1896 | |||
1897 | #ifdef DEBUG | ||
1898 | static const char *wpasecstr(enum gelic_eurus_wpa_security sec) | ||
1899 | { | ||
1900 | switch (sec) { | ||
1901 | case GELIC_EURUS_WPA_SEC_NONE: | ||
1902 | return "NONE"; | ||
1903 | break; | ||
1904 | case GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP: | ||
1905 | return "WPA_TKIP_TKIP"; | ||
1906 | break; | ||
1907 | case GELIC_EURUS_WPA_SEC_WPA_TKIP_AES: | ||
1908 | return "WPA_TKIP_AES"; | ||
1909 | break; | ||
1910 | case GELIC_EURUS_WPA_SEC_WPA_AES_AES: | ||
1911 | return "WPA_AES_AES"; | ||
1912 | break; | ||
1913 | case GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP: | ||
1914 | return "WPA2_TKIP_TKIP"; | ||
1915 | break; | ||
1916 | case GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES: | ||
1917 | return "WPA2_TKIP_AES"; | ||
1918 | break; | ||
1919 | case GELIC_EURUS_WPA_SEC_WPA2_AES_AES: | ||
1920 | return "WPA2_AES_AES"; | ||
1921 | break; | ||
1922 | } | ||
1923 | return ""; | ||
1924 | }; | ||
1925 | #endif | ||
1926 | |||
1927 | static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl) | ||
1928 | { | ||
1929 | struct gelic_eurus_wpa_cfg *wpa; | ||
1930 | struct gelic_eurus_cmd *cmd; | ||
1931 | u16 security; | ||
1932 | int ret = 0; | ||
1933 | |||
1934 | pr_debug("%s: <-\n", __func__); | ||
1935 | /* we can assume no one should uses the buffer */ | ||
1936 | wpa = wl->buf; | ||
1937 | memset(wpa, 0, sizeof(*wpa)); | ||
1938 | |||
1939 | if (!test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat)) | ||
1940 | pr_info("%s: PSK not configured yet\n", __func__); | ||
1941 | |||
1942 | /* copy key */ | ||
1943 | memcpy(wpa->psk, wl->psk, wl->psk_len); | ||
1944 | |||
1945 | /* set security level */ | ||
1946 | if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA2) { | ||
1947 | if (wl->group_cipher_method == GELIC_WL_CIPHER_AES) { | ||
1948 | security = GELIC_EURUS_WPA_SEC_WPA2_AES_AES; | ||
1949 | } else { | ||
1950 | if (wl->pairwise_cipher_method == GELIC_WL_CIPHER_AES && | ||
1951 | precise_ie()) | ||
1952 | security = GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES; | ||
1953 | else | ||
1954 | security = GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP; | ||
1955 | } | ||
1956 | } else { | ||
1957 | if (wl->group_cipher_method == GELIC_WL_CIPHER_AES) { | ||
1958 | security = GELIC_EURUS_WPA_SEC_WPA_AES_AES; | ||
1959 | } else { | ||
1960 | if (wl->pairwise_cipher_method == GELIC_WL_CIPHER_AES && | ||
1961 | precise_ie()) | ||
1962 | security = GELIC_EURUS_WPA_SEC_WPA_TKIP_AES; | ||
1963 | else | ||
1964 | security = GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP; | ||
1965 | } | ||
1966 | } | ||
1967 | wpa->security = cpu_to_be16(security); | ||
1968 | |||
1969 | /* PSK type */ | ||
1970 | wpa->psk_type = cpu_to_be16(wl->psk_type); | ||
1971 | #ifdef DEBUG | ||
1972 | pr_debug("%s: sec=%s psktype=%s\nn", __func__, | ||
1973 | wpasecstr(wpa->security), | ||
1974 | (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ? | ||
1975 | "BIN" : "passphrase"); | ||
1976 | #if 0 | ||
1977 | /* | ||
1978 | * don't enable here if you plan to submit | ||
1979 | * the debug log because this dumps your precious | ||
1980 | * passphrase/key. | ||
1981 | */ | ||
1982 | pr_debug("%s: psk=%s\n", | ||
1983 | (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ? | ||
1984 | (char *)"N/A" : (char *)wpa->psk); | ||
1985 | #endif | ||
1986 | #endif | ||
1987 | /* issue wpa setup */ | ||
1988 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_WPA_CFG, | ||
1989 | wpa, sizeof(*wpa)); | ||
1990 | if (!cmd) | ||
1991 | ret = -ENOMEM; | ||
1992 | else if (cmd->status || cmd->cmd_status) | ||
1993 | ret = -ENXIO; | ||
1994 | kfree(cmd); | ||
1995 | pr_debug("%s: --> %d\n", __func__, ret); | ||
1996 | return ret; | ||
1997 | } | ||
1998 | |||
1999 | /* | ||
2000 | * Start association. caller must hold assoc_stat_lock | ||
2001 | */ | ||
2002 | static int gelic_wl_associate_bss(struct gelic_wl_info *wl, | ||
2003 | struct gelic_wl_scan_info *bss) | ||
2004 | { | ||
2005 | struct gelic_eurus_cmd *cmd; | ||
2006 | struct gelic_eurus_common_cfg *common; | ||
2007 | int ret = 0; | ||
2008 | unsigned long rc; | ||
2009 | |||
2010 | pr_debug("%s: <-\n", __func__); | ||
2011 | |||
2012 | /* do common config */ | ||
2013 | common = wl->buf; | ||
2014 | memset(common, 0, sizeof(*common)); | ||
2015 | common->bss_type = cpu_to_be16(GELIC_EURUS_BSS_INFRA); | ||
2016 | common->op_mode = cpu_to_be16(GELIC_EURUS_OPMODE_11BG); | ||
2017 | |||
2018 | common->scan_index = cpu_to_be16(bss->eurus_index); | ||
2019 | switch (wl->auth_method) { | ||
2020 | case GELIC_EURUS_AUTH_OPEN: | ||
2021 | common->auth_method = cpu_to_be16(GELIC_EURUS_AUTH_OPEN); | ||
2022 | break; | ||
2023 | case GELIC_EURUS_AUTH_SHARED: | ||
2024 | common->auth_method = cpu_to_be16(GELIC_EURUS_AUTH_SHARED); | ||
2025 | break; | ||
2026 | } | ||
2027 | |||
2028 | #ifdef DEBUG | ||
2029 | scan_list_dump(wl); | ||
2030 | #endif | ||
2031 | pr_debug("%s: common cfg index=%d bsstype=%d auth=%d\n", __func__, | ||
2032 | be16_to_cpu(common->scan_index), | ||
2033 | be16_to_cpu(common->bss_type), | ||
2034 | be16_to_cpu(common->auth_method)); | ||
2035 | |||
2036 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_COMMON_CFG, | ||
2037 | common, sizeof(*common)); | ||
2038 | if (!cmd || cmd->status || cmd->cmd_status) { | ||
2039 | ret = -ENOMEM; | ||
2040 | kfree(cmd); | ||
2041 | goto out; | ||
2042 | } | ||
2043 | kfree(cmd); | ||
2044 | |||
2045 | /* WEP/WPA */ | ||
2046 | switch (wl->wpa_level) { | ||
2047 | case GELIC_WL_WPA_LEVEL_NONE: | ||
2048 | /* If WEP or no security, setup WEP config */ | ||
2049 | ret = gelic_wl_do_wep_setup(wl); | ||
2050 | break; | ||
2051 | case GELIC_WL_WPA_LEVEL_WPA: | ||
2052 | case GELIC_WL_WPA_LEVEL_WPA2: | ||
2053 | ret = gelic_wl_do_wpa_setup(wl); | ||
2054 | break; | ||
2055 | }; | ||
2056 | |||
2057 | if (ret) { | ||
2058 | pr_debug("%s: WEP/WPA setup failed %d\n", __func__, | ||
2059 | ret); | ||
2060 | } | ||
2061 | |||
2062 | /* start association */ | ||
2063 | init_completion(&wl->assoc_done); | ||
2064 | wl->assoc_stat = GELIC_WL_ASSOC_STAT_ASSOCIATING; | ||
2065 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_ASSOC, | ||
2066 | NULL, 0); | ||
2067 | if (!cmd || cmd->status || cmd->cmd_status) { | ||
2068 | pr_debug("%s: assoc request failed\n", __func__); | ||
2069 | wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN; | ||
2070 | kfree(cmd); | ||
2071 | ret = -ENOMEM; | ||
2072 | gelic_wl_send_iwap_event(wl, NULL); | ||
2073 | goto out; | ||
2074 | } | ||
2075 | kfree(cmd); | ||
2076 | |||
2077 | /* wait for connected event */ | ||
2078 | rc = wait_for_completion_timeout(&wl->assoc_done, HZ * 4);/*FIXME*/ | ||
2079 | |||
2080 | if (!rc) { | ||
2081 | /* timeouted. Maybe key or cyrpt mode is wrong */ | ||
2082 | pr_info("%s: connect timeout \n", __func__); | ||
2083 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, | ||
2084 | NULL, 0); | ||
2085 | kfree(cmd); | ||
2086 | wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN; | ||
2087 | gelic_wl_send_iwap_event(wl, NULL); | ||
2088 | ret = -ENXIO; | ||
2089 | } else { | ||
2090 | wl->assoc_stat = GELIC_WL_ASSOC_STAT_ASSOCIATED; | ||
2091 | /* copy bssid */ | ||
2092 | memcpy(wl->active_bssid, &bss->hwinfo->bssid[2], ETH_ALEN); | ||
2093 | |||
2094 | /* send connect event */ | ||
2095 | gelic_wl_send_iwap_event(wl, wl->active_bssid); | ||
2096 | pr_info("%s: connected\n", __func__); | ||
2097 | } | ||
2098 | out: | ||
2099 | pr_debug("%s: ->\n", __func__); | ||
2100 | return ret; | ||
2101 | } | ||
2102 | |||
2103 | /* | ||
2104 | * connected event | ||
2105 | */ | ||
2106 | static void gelic_wl_connected_event(struct gelic_wl_info *wl, | ||
2107 | u64 event) | ||
2108 | { | ||
2109 | u64 desired_event = 0; | ||
2110 | |||
2111 | switch (wl->wpa_level) { | ||
2112 | case GELIC_WL_WPA_LEVEL_NONE: | ||
2113 | desired_event = GELIC_LV1_WL_EVENT_CONNECTED; | ||
2114 | break; | ||
2115 | case GELIC_WL_WPA_LEVEL_WPA: | ||
2116 | case GELIC_WL_WPA_LEVEL_WPA2: | ||
2117 | desired_event = GELIC_LV1_WL_EVENT_WPA_CONNECTED; | ||
2118 | break; | ||
2119 | } | ||
2120 | |||
2121 | if (desired_event == event) { | ||
2122 | pr_debug("%s: completed \n", __func__); | ||
2123 | complete(&wl->assoc_done); | ||
2124 | netif_carrier_on(port_to_netdev(wl_port(wl))); | ||
2125 | } else | ||
2126 | pr_debug("%s: event %#lx under wpa\n", | ||
2127 | __func__, event); | ||
2128 | } | ||
2129 | |||
2130 | /* | ||
2131 | * disconnect event | ||
2132 | */ | ||
2133 | static void gelic_wl_disconnect_event(struct gelic_wl_info *wl, | ||
2134 | u64 event) | ||
2135 | { | ||
2136 | struct gelic_eurus_cmd *cmd; | ||
2137 | int lock; | ||
2138 | |||
2139 | /* | ||
2140 | * If we fall here in the middle of association, | ||
2141 | * associate_bss() should be waiting for complation of | ||
2142 | * wl->assoc_done. | ||
2143 | * As it waits with timeout, just leave assoc_done | ||
2144 | * uncompleted, then it terminates with timeout | ||
2145 | */ | ||
2146 | if (down_trylock(&wl->assoc_stat_lock)) { | ||
2147 | pr_debug("%s: already locked\n", __func__); | ||
2148 | lock = 0; | ||
2149 | } else { | ||
2150 | pr_debug("%s: obtain lock\n", __func__); | ||
2151 | lock = 1; | ||
2152 | } | ||
2153 | |||
2154 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, NULL, 0); | ||
2155 | kfree(cmd); | ||
2156 | |||
2157 | /* send disconnected event to the supplicant */ | ||
2158 | if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) | ||
2159 | gelic_wl_send_iwap_event(wl, NULL); | ||
2160 | |||
2161 | wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN; | ||
2162 | netif_carrier_off(port_to_netdev(wl_port(wl))); | ||
2163 | |||
2164 | if (lock) | ||
2165 | up(&wl->assoc_stat_lock); | ||
2166 | } | ||
2167 | /* | ||
2168 | * event worker | ||
2169 | */ | ||
2170 | #ifdef DEBUG | ||
2171 | static const char *eventstr(enum gelic_lv1_wl_event event) | ||
2172 | { | ||
2173 | static char buf[32]; | ||
2174 | char *ret; | ||
2175 | if (event & GELIC_LV1_WL_EVENT_DEVICE_READY) | ||
2176 | ret = "EURUS_READY"; | ||
2177 | else if (event & GELIC_LV1_WL_EVENT_SCAN_COMPLETED) | ||
2178 | ret = "SCAN_COMPLETED"; | ||
2179 | else if (event & GELIC_LV1_WL_EVENT_DEAUTH) | ||
2180 | ret = "DEAUTH"; | ||
2181 | else if (event & GELIC_LV1_WL_EVENT_BEACON_LOST) | ||
2182 | ret = "BEACON_LOST"; | ||
2183 | else if (event & GELIC_LV1_WL_EVENT_CONNECTED) | ||
2184 | ret = "CONNECTED"; | ||
2185 | else if (event & GELIC_LV1_WL_EVENT_WPA_CONNECTED) | ||
2186 | ret = "WPA_CONNECTED"; | ||
2187 | else if (event & GELIC_LV1_WL_EVENT_WPA_ERROR) | ||
2188 | ret = "WPA_ERROR"; | ||
2189 | else { | ||
2190 | sprintf(buf, "Unknown(%#x)", event); | ||
2191 | ret = buf; | ||
2192 | } | ||
2193 | return ret; | ||
2194 | } | ||
2195 | #else | ||
2196 | static const char *eventstr(enum gelic_lv1_wl_event event) | ||
2197 | { | ||
2198 | return NULL; | ||
2199 | } | ||
2200 | #endif | ||
2201 | static void gelic_wl_event_worker(struct work_struct *work) | ||
2202 | { | ||
2203 | struct gelic_wl_info *wl; | ||
2204 | struct gelic_port *port; | ||
2205 | u64 event, tmp; | ||
2206 | int status; | ||
2207 | |||
2208 | pr_debug("%s:start\n", __func__); | ||
2209 | wl = container_of(work, struct gelic_wl_info, event_work.work); | ||
2210 | port = wl_port(wl); | ||
2211 | while (1) { | ||
2212 | status = lv1_net_control(bus_id(port->card), dev_id(port->card), | ||
2213 | GELIC_LV1_GET_WLAN_EVENT, 0, 0, 0, | ||
2214 | &event, &tmp); | ||
2215 | if (status) { | ||
2216 | if (status != LV1_NO_ENTRY) | ||
2217 | pr_debug("%s:wlan event failed %d\n", | ||
2218 | __func__, status); | ||
2219 | /* got all events */ | ||
2220 | pr_debug("%s:end\n", __func__); | ||
2221 | return; | ||
2222 | } | ||
2223 | pr_debug("%s: event=%s\n", __func__, eventstr(event)); | ||
2224 | switch (event) { | ||
2225 | case GELIC_LV1_WL_EVENT_SCAN_COMPLETED: | ||
2226 | gelic_wl_scan_complete_event(wl); | ||
2227 | break; | ||
2228 | case GELIC_LV1_WL_EVENT_BEACON_LOST: | ||
2229 | case GELIC_LV1_WL_EVENT_DEAUTH: | ||
2230 | gelic_wl_disconnect_event(wl, event); | ||
2231 | break; | ||
2232 | case GELIC_LV1_WL_EVENT_CONNECTED: | ||
2233 | case GELIC_LV1_WL_EVENT_WPA_CONNECTED: | ||
2234 | gelic_wl_connected_event(wl, event); | ||
2235 | break; | ||
2236 | default: | ||
2237 | break; | ||
2238 | } | ||
2239 | } /* while */ | ||
2240 | } | ||
2241 | /* | ||
2242 | * association worker | ||
2243 | */ | ||
2244 | static void gelic_wl_assoc_worker(struct work_struct *work) | ||
2245 | { | ||
2246 | struct gelic_wl_info *wl; | ||
2247 | |||
2248 | struct gelic_wl_scan_info *best_bss; | ||
2249 | int ret; | ||
2250 | |||
2251 | wl = container_of(work, struct gelic_wl_info, assoc_work.work); | ||
2252 | |||
2253 | down(&wl->assoc_stat_lock); | ||
2254 | |||
2255 | if (wl->assoc_stat != GELIC_WL_ASSOC_STAT_DISCONN) | ||
2256 | goto out; | ||
2257 | |||
2258 | ret = gelic_wl_start_scan(wl, 0); | ||
2259 | if (ret == -ERESTARTSYS) { | ||
2260 | pr_debug("%s: scan start failed association\n", __func__); | ||
2261 | schedule_delayed_work(&wl->assoc_work, HZ/10); /*FIXME*/ | ||
2262 | goto out; | ||
2263 | } else if (ret) { | ||
2264 | pr_info("%s: scan prerequisite failed\n", __func__); | ||
2265 | goto out; | ||
2266 | } | ||
2267 | |||
2268 | /* | ||
2269 | * Wait for bss scan completion | ||
2270 | * If we have scan list already, gelic_wl_start_scan() | ||
2271 | * returns OK and raises the complete. Thus, | ||
2272 | * it's ok to wait unconditionally here | ||
2273 | */ | ||
2274 | wait_for_completion(&wl->scan_done); | ||
2275 | |||
2276 | pr_debug("%s: scan done\n", __func__); | ||
2277 | down(&wl->scan_lock); | ||
2278 | if (wl->scan_stat != GELIC_WL_SCAN_STAT_GOT_LIST) { | ||
2279 | gelic_wl_send_iwap_event(wl, NULL); | ||
2280 | pr_info("%s: no scan list. association failed\n", __func__); | ||
2281 | goto scan_lock_out; | ||
2282 | } | ||
2283 | |||
2284 | /* find best matching bss */ | ||
2285 | best_bss = gelic_wl_find_best_bss(wl); | ||
2286 | if (!best_bss) { | ||
2287 | gelic_wl_send_iwap_event(wl, NULL); | ||
2288 | pr_info("%s: no bss matched. association failed\n", __func__); | ||
2289 | goto scan_lock_out; | ||
2290 | } | ||
2291 | |||
2292 | /* ok, do association */ | ||
2293 | ret = gelic_wl_associate_bss(wl, best_bss); | ||
2294 | if (ret) | ||
2295 | pr_info("%s: association failed %d\n", __func__, ret); | ||
2296 | scan_lock_out: | ||
2297 | up(&wl->scan_lock); | ||
2298 | out: | ||
2299 | up(&wl->assoc_stat_lock); | ||
2300 | } | ||
2301 | /* | ||
2302 | * Interrupt handler | ||
2303 | * Called from the ethernet interrupt handler | ||
2304 | * Processes wireless specific virtual interrupts only | ||
2305 | */ | ||
2306 | void gelic_wl_interrupt(struct net_device *netdev, u64 status) | ||
2307 | { | ||
2308 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
2309 | |||
2310 | if (status & GELIC_CARD_WLAN_COMMAND_COMPLETED) { | ||
2311 | pr_debug("%s:cmd complete\n", __func__); | ||
2312 | complete(&wl->cmd_done_intr); | ||
2313 | } | ||
2314 | |||
2315 | if (status & GELIC_CARD_WLAN_EVENT_RECEIVED) { | ||
2316 | pr_debug("%s:event received\n", __func__); | ||
2317 | queue_delayed_work(wl->event_queue, &wl->event_work, 0); | ||
2318 | } | ||
2319 | } | ||
2320 | |||
2321 | /* | ||
2322 | * driver helpers | ||
2323 | */ | ||
2324 | #define IW_IOCTL(n) [(n) - SIOCSIWCOMMIT] | ||
2325 | static const iw_handler gelic_wl_wext_handler[] = | ||
2326 | { | ||
2327 | IW_IOCTL(SIOCGIWNAME) = gelic_wl_get_name, | ||
2328 | IW_IOCTL(SIOCGIWRANGE) = gelic_wl_get_range, | ||
2329 | IW_IOCTL(SIOCSIWSCAN) = gelic_wl_set_scan, | ||
2330 | IW_IOCTL(SIOCGIWSCAN) = gelic_wl_get_scan, | ||
2331 | IW_IOCTL(SIOCSIWAUTH) = gelic_wl_set_auth, | ||
2332 | IW_IOCTL(SIOCGIWAUTH) = gelic_wl_get_auth, | ||
2333 | IW_IOCTL(SIOCSIWESSID) = gelic_wl_set_essid, | ||
2334 | IW_IOCTL(SIOCGIWESSID) = gelic_wl_get_essid, | ||
2335 | IW_IOCTL(SIOCSIWENCODE) = gelic_wl_set_encode, | ||
2336 | IW_IOCTL(SIOCGIWENCODE) = gelic_wl_get_encode, | ||
2337 | IW_IOCTL(SIOCSIWAP) = gelic_wl_set_ap, | ||
2338 | IW_IOCTL(SIOCGIWAP) = gelic_wl_get_ap, | ||
2339 | IW_IOCTL(SIOCSIWENCODEEXT) = gelic_wl_set_encodeext, | ||
2340 | IW_IOCTL(SIOCGIWENCODEEXT) = gelic_wl_get_encodeext, | ||
2341 | IW_IOCTL(SIOCSIWMODE) = gelic_wl_set_mode, | ||
2342 | IW_IOCTL(SIOCGIWMODE) = gelic_wl_get_mode, | ||
2343 | IW_IOCTL(SIOCGIWNICKN) = gelic_wl_get_nick, | ||
2344 | }; | ||
2345 | |||
2346 | static struct iw_priv_args gelic_wl_private_args[] = | ||
2347 | { | ||
2348 | { | ||
2349 | .cmd = GELIC_WL_PRIV_SET_PSK, | ||
2350 | .set_args = IW_PRIV_TYPE_CHAR | | ||
2351 | (GELIC_WL_EURUS_PSK_MAX_LEN + 2), | ||
2352 | .name = "set_psk" | ||
2353 | }, | ||
2354 | { | ||
2355 | .cmd = GELIC_WL_PRIV_GET_PSK, | ||
2356 | .get_args = IW_PRIV_TYPE_CHAR | | ||
2357 | (GELIC_WL_EURUS_PSK_MAX_LEN + 2), | ||
2358 | .name = "get_psk" | ||
2359 | } | ||
2360 | }; | ||
2361 | |||
2362 | static const iw_handler gelic_wl_private_handler[] = | ||
2363 | { | ||
2364 | gelic_wl_priv_set_psk, | ||
2365 | gelic_wl_priv_get_psk, | ||
2366 | }; | ||
2367 | |||
2368 | static const struct iw_handler_def gelic_wl_wext_handler_def = { | ||
2369 | .num_standard = ARRAY_SIZE(gelic_wl_wext_handler), | ||
2370 | .standard = gelic_wl_wext_handler, | ||
2371 | .get_wireless_stats = gelic_wl_get_wireless_stats, | ||
2372 | .num_private = ARRAY_SIZE(gelic_wl_private_handler), | ||
2373 | .num_private_args = ARRAY_SIZE(gelic_wl_private_args), | ||
2374 | .private = gelic_wl_private_handler, | ||
2375 | .private_args = gelic_wl_private_args, | ||
2376 | }; | ||
2377 | |||
2378 | static struct net_device *gelic_wl_alloc(struct gelic_card *card) | ||
2379 | { | ||
2380 | struct net_device *netdev; | ||
2381 | struct gelic_port *port; | ||
2382 | struct gelic_wl_info *wl; | ||
2383 | unsigned int i; | ||
2384 | |||
2385 | pr_debug("%s:start\n", __func__); | ||
2386 | netdev = alloc_etherdev(sizeof(struct gelic_port) + | ||
2387 | sizeof(struct gelic_wl_info)); | ||
2388 | pr_debug("%s: netdev =%p card=%p \np", __func__, netdev, card); | ||
2389 | if (!netdev) | ||
2390 | return NULL; | ||
2391 | |||
2392 | port = netdev_priv(netdev); | ||
2393 | port->netdev = netdev; | ||
2394 | port->card = card; | ||
2395 | port->type = GELIC_PORT_WIRELESS; | ||
2396 | |||
2397 | wl = port_wl(port); | ||
2398 | pr_debug("%s: wl=%p port=%p\n", __func__, wl, port); | ||
2399 | |||
2400 | /* allocate scan list */ | ||
2401 | wl->networks = kzalloc(sizeof(struct gelic_wl_scan_info) * | ||
2402 | GELIC_WL_BSS_MAX_ENT, GFP_KERNEL); | ||
2403 | |||
2404 | if (!wl->networks) | ||
2405 | goto fail_bss; | ||
2406 | |||
2407 | wl->eurus_cmd_queue = create_singlethread_workqueue("gelic_cmd"); | ||
2408 | if (!wl->eurus_cmd_queue) | ||
2409 | goto fail_cmd_workqueue; | ||
2410 | |||
2411 | wl->event_queue = create_singlethread_workqueue("gelic_event"); | ||
2412 | if (!wl->event_queue) | ||
2413 | goto fail_event_workqueue; | ||
2414 | |||
2415 | INIT_LIST_HEAD(&wl->network_free_list); | ||
2416 | INIT_LIST_HEAD(&wl->network_list); | ||
2417 | for (i = 0; i < GELIC_WL_BSS_MAX_ENT; i++) | ||
2418 | list_add_tail(&wl->networks[i].list, | ||
2419 | &wl->network_free_list); | ||
2420 | init_completion(&wl->cmd_done_intr); | ||
2421 | |||
2422 | INIT_DELAYED_WORK(&wl->event_work, gelic_wl_event_worker); | ||
2423 | INIT_DELAYED_WORK(&wl->assoc_work, gelic_wl_assoc_worker); | ||
2424 | init_MUTEX(&wl->scan_lock); | ||
2425 | init_MUTEX(&wl->assoc_stat_lock); | ||
2426 | |||
2427 | init_completion(&wl->scan_done); | ||
2428 | /* for the case that no scan request is issued and stop() is called */ | ||
2429 | complete(&wl->scan_done); | ||
2430 | |||
2431 | spin_lock_init(&wl->lock); | ||
2432 | |||
2433 | wl->scan_age = 5*HZ; /* FIXME */ | ||
2434 | |||
2435 | /* buffer for receiving scanned list etc */ | ||
2436 | BUILD_BUG_ON(PAGE_SIZE < | ||
2437 | sizeof(struct gelic_eurus_scan_info) * | ||
2438 | GELIC_EURUS_MAX_SCAN); | ||
2439 | wl->buf = (void *)get_zeroed_page(GFP_KERNEL); | ||
2440 | if (!wl->buf) { | ||
2441 | pr_info("%s:buffer allocation failed\n", __func__); | ||
2442 | goto fail_getpage; | ||
2443 | } | ||
2444 | pr_debug("%s:end\n", __func__); | ||
2445 | return netdev; | ||
2446 | |||
2447 | fail_getpage: | ||
2448 | destroy_workqueue(wl->event_queue); | ||
2449 | fail_event_workqueue: | ||
2450 | destroy_workqueue(wl->eurus_cmd_queue); | ||
2451 | fail_cmd_workqueue: | ||
2452 | kfree(wl->networks); | ||
2453 | fail_bss: | ||
2454 | free_netdev(netdev); | ||
2455 | pr_debug("%s:end error\n", __func__); | ||
2456 | return NULL; | ||
2457 | |||
2458 | } | ||
2459 | |||
2460 | static void gelic_wl_free(struct gelic_wl_info *wl) | ||
2461 | { | ||
2462 | struct gelic_wl_scan_info *scan_info; | ||
2463 | unsigned int i; | ||
2464 | |||
2465 | pr_debug("%s: <-\n", __func__); | ||
2466 | |||
2467 | pr_debug("%s: destroy queues\n", __func__); | ||
2468 | destroy_workqueue(wl->eurus_cmd_queue); | ||
2469 | destroy_workqueue(wl->event_queue); | ||
2470 | |||
2471 | scan_info = wl->networks; | ||
2472 | for (i = 0; i < GELIC_WL_BSS_MAX_ENT; i++, scan_info++) | ||
2473 | kfree(scan_info->hwinfo); | ||
2474 | kfree(wl->networks); | ||
2475 | |||
2476 | free_netdev(port_to_netdev(wl_port(wl))); | ||
2477 | |||
2478 | pr_debug("%s: ->\n", __func__); | ||
2479 | } | ||
2480 | |||
2481 | static int gelic_wl_try_associate(struct net_device *netdev) | ||
2482 | { | ||
2483 | struct gelic_wl_info *wl = port_wl(netdev_priv(netdev)); | ||
2484 | int ret = -1; | ||
2485 | unsigned int i; | ||
2486 | |||
2487 | pr_debug("%s: <-\n", __func__); | ||
2488 | |||
2489 | /* check constraits for start association */ | ||
2490 | /* for no access restriction AP */ | ||
2491 | if (wl->group_cipher_method == GELIC_WL_CIPHER_NONE) { | ||
2492 | if (test_bit(GELIC_WL_STAT_CONFIGURED, | ||
2493 | &wl->stat)) | ||
2494 | goto do_associate; | ||
2495 | else { | ||
2496 | pr_debug("%s: no wep, not configured\n", __func__); | ||
2497 | return ret; | ||
2498 | } | ||
2499 | } | ||
2500 | |||
2501 | /* for WEP, one of four keys should be set */ | ||
2502 | if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) { | ||
2503 | /* one of keys set */ | ||
2504 | for (i = 0; i < GELIC_WEP_KEYS; i++) { | ||
2505 | if (test_bit(i, &wl->key_enabled)) | ||
2506 | goto do_associate; | ||
2507 | } | ||
2508 | pr_debug("%s: WEP, but no key specified\n", __func__); | ||
2509 | return ret; | ||
2510 | } | ||
2511 | |||
2512 | /* for WPA[2], psk should be set */ | ||
2513 | if ((wl->group_cipher_method == GELIC_WL_CIPHER_TKIP) || | ||
2514 | (wl->group_cipher_method == GELIC_WL_CIPHER_AES)) { | ||
2515 | if (test_bit(GELIC_WL_STAT_WPA_PSK_SET, | ||
2516 | &wl->stat)) | ||
2517 | goto do_associate; | ||
2518 | else { | ||
2519 | pr_debug("%s: AES/TKIP, but PSK not configured\n", | ||
2520 | __func__); | ||
2521 | return ret; | ||
2522 | } | ||
2523 | } | ||
2524 | |||
2525 | do_associate: | ||
2526 | ret = schedule_delayed_work(&wl->assoc_work, 0); | ||
2527 | pr_debug("%s: start association work %d\n", __func__, ret); | ||
2528 | return ret; | ||
2529 | } | ||
2530 | |||
2531 | /* | ||
2532 | * netdev handlers | ||
2533 | */ | ||
2534 | static int gelic_wl_open(struct net_device *netdev) | ||
2535 | { | ||
2536 | struct gelic_card *card = netdev_card(netdev); | ||
2537 | |||
2538 | pr_debug("%s:->%p\n", __func__, netdev); | ||
2539 | |||
2540 | gelic_card_up(card); | ||
2541 | |||
2542 | /* try to associate */ | ||
2543 | gelic_wl_try_associate(netdev); | ||
2544 | |||
2545 | netif_start_queue(netdev); | ||
2546 | |||
2547 | pr_debug("%s:<-\n", __func__); | ||
2548 | return 0; | ||
2549 | } | ||
2550 | |||
2551 | /* | ||
2552 | * reset state machine | ||
2553 | */ | ||
2554 | static int gelic_wl_reset_state(struct gelic_wl_info *wl) | ||
2555 | { | ||
2556 | struct gelic_wl_scan_info *target; | ||
2557 | struct gelic_wl_scan_info *tmp; | ||
2558 | |||
2559 | /* empty scan list */ | ||
2560 | list_for_each_entry_safe(target, tmp, &wl->network_list, list) { | ||
2561 | list_move_tail(&target->list, &wl->network_free_list); | ||
2562 | } | ||
2563 | wl->scan_stat = GELIC_WL_SCAN_STAT_INIT; | ||
2564 | |||
2565 | /* clear configuration */ | ||
2566 | wl->auth_method = GELIC_EURUS_AUTH_OPEN; | ||
2567 | wl->group_cipher_method = GELIC_WL_CIPHER_NONE; | ||
2568 | wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE; | ||
2569 | wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE; | ||
2570 | |||
2571 | wl->key_enabled = 0; | ||
2572 | wl->current_key = 0; | ||
2573 | |||
2574 | wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE; | ||
2575 | wl->psk_len = 0; | ||
2576 | |||
2577 | wl->essid_len = 0; | ||
2578 | memset(wl->essid, 0, sizeof(wl->essid)); | ||
2579 | memset(wl->bssid, 0, sizeof(wl->bssid)); | ||
2580 | memset(wl->active_bssid, 0, sizeof(wl->active_bssid)); | ||
2581 | |||
2582 | wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN; | ||
2583 | |||
2584 | memset(&wl->iwstat, 0, sizeof(wl->iwstat)); | ||
2585 | /* all status bit clear */ | ||
2586 | wl->stat = 0; | ||
2587 | return 0; | ||
2588 | } | ||
2589 | |||
2590 | /* | ||
2591 | * Tell eurus to terminate association | ||
2592 | */ | ||
2593 | static void gelic_wl_disconnect(struct net_device *netdev) | ||
2594 | { | ||
2595 | struct gelic_port *port = netdev_priv(netdev); | ||
2596 | struct gelic_wl_info *wl = port_wl(port); | ||
2597 | struct gelic_eurus_cmd *cmd; | ||
2598 | |||
2599 | /* | ||
2600 | * If scann process is running on chip, | ||
2601 | * further requests will be rejected | ||
2602 | */ | ||
2603 | if (wl->scan_stat == GELIC_WL_SCAN_STAT_SCANNING) | ||
2604 | wait_for_completion_timeout(&wl->scan_done, HZ); | ||
2605 | |||
2606 | cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, NULL, 0); | ||
2607 | kfree(cmd); | ||
2608 | gelic_wl_send_iwap_event(wl, NULL); | ||
2609 | }; | ||
2610 | |||
2611 | static int gelic_wl_stop(struct net_device *netdev) | ||
2612 | { | ||
2613 | struct gelic_port *port = netdev_priv(netdev); | ||
2614 | struct gelic_wl_info *wl = port_wl(port); | ||
2615 | struct gelic_card *card = netdev_card(netdev); | ||
2616 | |||
2617 | pr_debug("%s:<-\n", __func__); | ||
2618 | |||
2619 | /* | ||
2620 | * Cancel pending association work. | ||
2621 | * event work can run after netdev down | ||
2622 | */ | ||
2623 | cancel_delayed_work(&wl->assoc_work); | ||
2624 | |||
2625 | if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) | ||
2626 | gelic_wl_disconnect(netdev); | ||
2627 | |||
2628 | /* reset our state machine */ | ||
2629 | gelic_wl_reset_state(wl); | ||
2630 | |||
2631 | netif_stop_queue(netdev); | ||
2632 | |||
2633 | gelic_card_down(card); | ||
2634 | |||
2635 | pr_debug("%s:->\n", __func__); | ||
2636 | return 0; | ||
2637 | } | ||
2638 | |||
2639 | /* -- */ | ||
2640 | |||
2641 | static struct ethtool_ops gelic_wl_ethtool_ops = { | ||
2642 | .get_drvinfo = gelic_net_get_drvinfo, | ||
2643 | .get_link = gelic_wl_get_link, | ||
2644 | .get_tx_csum = ethtool_op_get_tx_csum, | ||
2645 | .set_tx_csum = ethtool_op_set_tx_csum, | ||
2646 | .get_rx_csum = gelic_net_get_rx_csum, | ||
2647 | .set_rx_csum = gelic_net_set_rx_csum, | ||
2648 | }; | ||
2649 | |||
2650 | static void gelic_wl_setup_netdev_ops(struct net_device *netdev) | ||
2651 | { | ||
2652 | struct gelic_wl_info *wl; | ||
2653 | wl = port_wl(netdev_priv(netdev)); | ||
2654 | BUG_ON(!wl); | ||
2655 | netdev->open = &gelic_wl_open; | ||
2656 | netdev->stop = &gelic_wl_stop; | ||
2657 | netdev->hard_start_xmit = &gelic_net_xmit; | ||
2658 | netdev->set_multicast_list = &gelic_net_set_multi; | ||
2659 | netdev->change_mtu = &gelic_net_change_mtu; | ||
2660 | netdev->wireless_data = &wl->wireless_data; | ||
2661 | netdev->wireless_handlers = &gelic_wl_wext_handler_def; | ||
2662 | /* tx watchdog */ | ||
2663 | netdev->tx_timeout = &gelic_net_tx_timeout; | ||
2664 | netdev->watchdog_timeo = GELIC_NET_WATCHDOG_TIMEOUT; | ||
2665 | |||
2666 | netdev->ethtool_ops = &gelic_wl_ethtool_ops; | ||
2667 | #ifdef CONFIG_NET_POLL_CONTROLLER | ||
2668 | netdev->poll_controller = gelic_net_poll_controller; | ||
2669 | #endif | ||
2670 | } | ||
2671 | |||
2672 | /* | ||
2673 | * driver probe/remove | ||
2674 | */ | ||
2675 | int gelic_wl_driver_probe(struct gelic_card *card) | ||
2676 | { | ||
2677 | int ret; | ||
2678 | struct net_device *netdev; | ||
2679 | |||
2680 | pr_debug("%s:start\n", __func__); | ||
2681 | |||
2682 | if (ps3_compare_firmware_version(1, 6, 0) < 0) | ||
2683 | return 0; | ||
2684 | if (!card->vlan[GELIC_PORT_WIRELESS].tx) | ||
2685 | return 0; | ||
2686 | |||
2687 | /* alloc netdevice for wireless */ | ||
2688 | netdev = gelic_wl_alloc(card); | ||
2689 | if (!netdev) | ||
2690 | return -ENOMEM; | ||
2691 | |||
2692 | /* setup net_device structure */ | ||
2693 | gelic_wl_setup_netdev_ops(netdev); | ||
2694 | |||
2695 | /* setup some of net_device and register it */ | ||
2696 | ret = gelic_net_setup_netdev(netdev, card); | ||
2697 | if (ret) | ||
2698 | goto fail_setup; | ||
2699 | card->netdev[GELIC_PORT_WIRELESS] = netdev; | ||
2700 | |||
2701 | /* add enable wireless interrupt */ | ||
2702 | card->irq_mask |= GELIC_CARD_WLAN_EVENT_RECEIVED | | ||
2703 | GELIC_CARD_WLAN_COMMAND_COMPLETED; | ||
2704 | /* to allow wireless commands while both interfaces are down */ | ||
2705 | gelic_card_set_irq_mask(card, GELIC_CARD_WLAN_EVENT_RECEIVED | | ||
2706 | GELIC_CARD_WLAN_COMMAND_COMPLETED); | ||
2707 | pr_debug("%s:end\n", __func__); | ||
2708 | return 0; | ||
2709 | |||
2710 | fail_setup: | ||
2711 | gelic_wl_free(port_wl(netdev_port(netdev))); | ||
2712 | |||
2713 | return ret; | ||
2714 | } | ||
2715 | |||
2716 | int gelic_wl_driver_remove(struct gelic_card *card) | ||
2717 | { | ||
2718 | struct gelic_wl_info *wl; | ||
2719 | struct net_device *netdev; | ||
2720 | |||
2721 | pr_debug("%s:start\n", __func__); | ||
2722 | |||
2723 | if (ps3_compare_firmware_version(1, 6, 0) < 0) | ||
2724 | return 0; | ||
2725 | if (!card->vlan[GELIC_PORT_WIRELESS].tx) | ||
2726 | return 0; | ||
2727 | |||
2728 | netdev = card->netdev[GELIC_PORT_WIRELESS]; | ||
2729 | wl = port_wl(netdev_priv(netdev)); | ||
2730 | |||
2731 | /* if the interface was not up, but associated */ | ||
2732 | if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) | ||
2733 | gelic_wl_disconnect(netdev); | ||
2734 | |||
2735 | complete(&wl->cmd_done_intr); | ||
2736 | |||
2737 | /* cancel all work queue */ | ||
2738 | cancel_delayed_work(&wl->assoc_work); | ||
2739 | cancel_delayed_work(&wl->event_work); | ||
2740 | flush_workqueue(wl->eurus_cmd_queue); | ||
2741 | flush_workqueue(wl->event_queue); | ||
2742 | |||
2743 | unregister_netdev(netdev); | ||
2744 | |||
2745 | /* disable wireless interrupt */ | ||
2746 | pr_debug("%s: disable intr\n", __func__); | ||
2747 | card->irq_mask &= ~(GELIC_CARD_WLAN_EVENT_RECEIVED | | ||
2748 | GELIC_CARD_WLAN_COMMAND_COMPLETED); | ||
2749 | /* free bss list, netdev*/ | ||
2750 | gelic_wl_free(wl); | ||
2751 | pr_debug("%s:end\n", __func__); | ||
2752 | return 0; | ||
2753 | } | ||
diff --git a/drivers/net/ps3_gelic_wireless.h b/drivers/net/ps3_gelic_wireless.h new file mode 100644 index 000000000000..103697166720 --- /dev/null +++ b/drivers/net/ps3_gelic_wireless.h | |||
@@ -0,0 +1,329 @@ | |||
1 | /* | ||
2 | * PS3 gelic network driver. | ||
3 | * | ||
4 | * Copyright (C) 2007 Sony Computer Entertainment Inc. | ||
5 | * Copyright 2007 Sony Corporation | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation version 2. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
19 | */ | ||
20 | #ifndef _GELIC_WIRELESS_H | ||
21 | #define _GELIC_WIRELESS_H | ||
22 | |||
23 | #include <linux/wireless.h> | ||
24 | #include <net/iw_handler.h> | ||
25 | |||
26 | |||
27 | /* return value from GELIC_LV1_GET_WLAN_EVENT netcontrol */ | ||
28 | enum gelic_lv1_wl_event { | ||
29 | GELIC_LV1_WL_EVENT_DEVICE_READY = 0x01, /* Eurus ready */ | ||
30 | GELIC_LV1_WL_EVENT_SCAN_COMPLETED = 0x02, /* Scan has completed */ | ||
31 | GELIC_LV1_WL_EVENT_DEAUTH = 0x04, /* Deauthed by the AP */ | ||
32 | GELIC_LV1_WL_EVENT_BEACON_LOST = 0x08, /* Beacon lost detected */ | ||
33 | GELIC_LV1_WL_EVENT_CONNECTED = 0x10, /* Connected to AP */ | ||
34 | GELIC_LV1_WL_EVENT_WPA_CONNECTED = 0x20, /* WPA connection */ | ||
35 | GELIC_LV1_WL_EVENT_WPA_ERROR = 0x40, /* MIC error */ | ||
36 | }; | ||
37 | |||
38 | /* arguments for GELIC_LV1_POST_WLAN_COMMAND netcontrol */ | ||
39 | enum gelic_eurus_command { | ||
40 | GELIC_EURUS_CMD_ASSOC = 1, /* association start */ | ||
41 | GELIC_EURUS_CMD_DISASSOC = 2, /* disassociate */ | ||
42 | GELIC_EURUS_CMD_START_SCAN = 3, /* scan start */ | ||
43 | GELIC_EURUS_CMD_GET_SCAN = 4, /* get scan result */ | ||
44 | GELIC_EURUS_CMD_SET_COMMON_CFG = 5, /* set common config */ | ||
45 | GELIC_EURUS_CMD_GET_COMMON_CFG = 6, /* set common config */ | ||
46 | GELIC_EURUS_CMD_SET_WEP_CFG = 7, /* set WEP config */ | ||
47 | GELIC_EURUS_CMD_GET_WEP_CFG = 8, /* get WEP config */ | ||
48 | GELIC_EURUS_CMD_SET_WPA_CFG = 9, /* set WPA config */ | ||
49 | GELIC_EURUS_CMD_GET_WPA_CFG = 10, /* get WPA config */ | ||
50 | GELIC_EURUS_CMD_GET_RSSI_CFG = 11, /* get RSSI info. */ | ||
51 | GELIC_EURUS_CMD_MAX_INDEX | ||
52 | }; | ||
53 | |||
54 | /* for GELIC_EURUS_CMD_COMMON_CFG */ | ||
55 | enum gelic_eurus_bss_type { | ||
56 | GELIC_EURUS_BSS_INFRA = 0, | ||
57 | GELIC_EURUS_BSS_ADHOC = 1, /* not supported */ | ||
58 | }; | ||
59 | |||
60 | enum gelic_eurus_auth_method { | ||
61 | GELIC_EURUS_AUTH_OPEN = 0, /* FIXME: WLAN_AUTH_OPEN */ | ||
62 | GELIC_EURUS_AUTH_SHARED = 1, /* not supported */ | ||
63 | }; | ||
64 | |||
65 | enum gelic_eurus_opmode { | ||
66 | GELIC_EURUS_OPMODE_11BG = 0, /* 802.11b/g */ | ||
67 | GELIC_EURUS_OPMODE_11B = 1, /* 802.11b only */ | ||
68 | GELIC_EURUS_OPMODE_11G = 2, /* 802.11g only */ | ||
69 | }; | ||
70 | |||
71 | struct gelic_eurus_common_cfg { | ||
72 | /* all fields are big endian */ | ||
73 | u16 scan_index; | ||
74 | u16 bss_type; /* infra or adhoc */ | ||
75 | u16 auth_method; /* shared key or open */ | ||
76 | u16 op_mode; /* B/G */ | ||
77 | } __attribute__((packed)); | ||
78 | |||
79 | |||
80 | /* for GELIC_EURUS_CMD_WEP_CFG */ | ||
81 | enum gelic_eurus_wep_security { | ||
82 | GELIC_EURUS_WEP_SEC_NONE = 0, | ||
83 | GELIC_EURUS_WEP_SEC_40BIT = 1, | ||
84 | GELIC_EURUS_WEP_SEC_104BIT = 2, | ||
85 | }; | ||
86 | |||
87 | struct gelic_eurus_wep_cfg { | ||
88 | /* all fields are big endian */ | ||
89 | u16 security; | ||
90 | u8 key[4][16]; | ||
91 | } __attribute__((packed)); | ||
92 | |||
93 | /* for GELIC_EURUS_CMD_WPA_CFG */ | ||
94 | enum gelic_eurus_wpa_security { | ||
95 | GELIC_EURUS_WPA_SEC_NONE = 0x0000, | ||
96 | /* group=TKIP, pairwise=TKIP */ | ||
97 | GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP = 0x0001, | ||
98 | /* group=AES, pairwise=AES */ | ||
99 | GELIC_EURUS_WPA_SEC_WPA_AES_AES = 0x0002, | ||
100 | /* group=TKIP, pairwise=TKIP */ | ||
101 | GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP = 0x0004, | ||
102 | /* group=AES, pairwise=AES */ | ||
103 | GELIC_EURUS_WPA_SEC_WPA2_AES_AES = 0x0008, | ||
104 | /* group=TKIP, pairwise=AES */ | ||
105 | GELIC_EURUS_WPA_SEC_WPA_TKIP_AES = 0x0010, | ||
106 | /* group=TKIP, pairwise=AES */ | ||
107 | GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES = 0x0020, | ||
108 | }; | ||
109 | |||
110 | enum gelic_eurus_wpa_psk_type { | ||
111 | GELIC_EURUS_WPA_PSK_PASSPHRASE = 0, /* passphrase string */ | ||
112 | GELIC_EURUS_WPA_PSK_BIN = 1, /* 32 bytes binary key */ | ||
113 | }; | ||
114 | |||
115 | #define GELIC_WL_EURUS_PSK_MAX_LEN 64 | ||
116 | #define WPA_PSK_LEN 32 /* WPA spec says 256bit */ | ||
117 | |||
118 | struct gelic_eurus_wpa_cfg { | ||
119 | /* all fields are big endian */ | ||
120 | u16 security; | ||
121 | u16 psk_type; /* psk key encoding type */ | ||
122 | u8 psk[GELIC_WL_EURUS_PSK_MAX_LEN]; /* psk key; hex or passphrase */ | ||
123 | } __attribute__((packed)); | ||
124 | |||
125 | /* for GELIC_EURUS_CMD_{START,GET}_SCAN */ | ||
126 | enum gelic_eurus_scan_capability { | ||
127 | GELIC_EURUS_SCAN_CAP_ADHOC = 0x0000, | ||
128 | GELIC_EURUS_SCAN_CAP_INFRA = 0x0001, | ||
129 | GELIC_EURUS_SCAN_CAP_MASK = 0x0001, | ||
130 | }; | ||
131 | |||
132 | enum gelic_eurus_scan_sec_type { | ||
133 | GELIC_EURUS_SCAN_SEC_NONE = 0x0000, | ||
134 | GELIC_EURUS_SCAN_SEC_WEP = 0x0100, | ||
135 | GELIC_EURUS_SCAN_SEC_WPA = 0x0200, | ||
136 | GELIC_EURUS_SCAN_SEC_WPA2 = 0x0400, | ||
137 | GELIC_EURUS_SCAN_SEC_MASK = 0x0f00, | ||
138 | }; | ||
139 | |||
140 | enum gelic_eurus_scan_sec_wep_type { | ||
141 | GELIC_EURUS_SCAN_SEC_WEP_UNKNOWN = 0x0000, | ||
142 | GELIC_EURUS_SCAN_SEC_WEP_40 = 0x0001, | ||
143 | GELIC_EURUS_SCAN_SEC_WEP_104 = 0x0002, | ||
144 | GELIC_EURUS_SCAN_SEC_WEP_MASK = 0x0003, | ||
145 | }; | ||
146 | |||
147 | enum gelic_eurus_scan_sec_wpa_type { | ||
148 | GELIC_EURUS_SCAN_SEC_WPA_UNKNOWN = 0x0000, | ||
149 | GELIC_EURUS_SCAN_SEC_WPA_TKIP = 0x0001, | ||
150 | GELIC_EURUS_SCAN_SEC_WPA_AES = 0x0002, | ||
151 | GELIC_EURUS_SCAN_SEC_WPA_MASK = 0x0003, | ||
152 | }; | ||
153 | |||
154 | /* | ||
155 | * hw BSS information structure returned from GELIC_EURUS_CMD_GET_SCAN | ||
156 | */ | ||
157 | struct gelic_eurus_scan_info { | ||
158 | /* all fields are big endian */ | ||
159 | __be16 size; | ||
160 | __be16 rssi; /* percentage */ | ||
161 | __be16 channel; /* channel number */ | ||
162 | __be16 beacon_period; /* FIXME: in msec unit */ | ||
163 | __be16 capability; | ||
164 | __be16 security; | ||
165 | u8 bssid[8]; /* last ETH_ALEN are valid. bssid[0],[1] are unused */ | ||
166 | u8 essid[32]; /* IW_ESSID_MAX_SIZE */ | ||
167 | u8 rate[16]; /* first MAX_RATES_LENGTH(12) are valid */ | ||
168 | u8 ext_rate[16]; /* first MAX_RATES_EX_LENGTH(16) are valid */ | ||
169 | __be32 reserved1; | ||
170 | __be32 reserved2; | ||
171 | __be32 reserved3; | ||
172 | __be32 reserved4; | ||
173 | u8 elements[0]; /* ie */ | ||
174 | } __attribute__ ((packed)); | ||
175 | |||
176 | /* the hypervisor returns bbs up to 16 */ | ||
177 | #define GELIC_EURUS_MAX_SCAN (16) | ||
178 | struct gelic_wl_scan_info { | ||
179 | struct list_head list; | ||
180 | struct gelic_eurus_scan_info *hwinfo; | ||
181 | |||
182 | int valid; /* set 1 if this entry was in latest scanned list | ||
183 | * from Eurus */ | ||
184 | unsigned int eurus_index; /* index in the Eurus list */ | ||
185 | unsigned long last_scanned; /* acquired time */ | ||
186 | |||
187 | unsigned int rate_len; | ||
188 | unsigned int rate_ext_len; | ||
189 | unsigned int essid_len; | ||
190 | }; | ||
191 | |||
192 | /* for GELIC_EURUS_CMD_GET_RSSI */ | ||
193 | struct gelic_eurus_rssi_info { | ||
194 | /* big endian */ | ||
195 | __be16 rssi; | ||
196 | } __attribute__ ((packed)); | ||
197 | |||
198 | |||
199 | /* for 'stat' member of gelic_wl_info */ | ||
200 | enum gelic_wl_info_status_bit { | ||
201 | GELIC_WL_STAT_CONFIGURED, | ||
202 | GELIC_WL_STAT_CH_INFO, /* ch info aquired */ | ||
203 | GELIC_WL_STAT_ESSID_SET, /* ESSID specified by userspace */ | ||
204 | GELIC_WL_STAT_BSSID_SET, /* BSSID specified by userspace */ | ||
205 | GELIC_WL_STAT_WPA_PSK_SET, /* PMK specified by userspace */ | ||
206 | GELIC_WL_STAT_WPA_LEVEL_SET, /* WEP or WPA[2] selected */ | ||
207 | }; | ||
208 | |||
209 | /* for 'scan_stat' member of gelic_wl_info */ | ||
210 | enum gelic_wl_scan_state { | ||
211 | /* just initialized or get last scan result failed */ | ||
212 | GELIC_WL_SCAN_STAT_INIT, | ||
213 | /* scan request issued, accepted or chip is scanning */ | ||
214 | GELIC_WL_SCAN_STAT_SCANNING, | ||
215 | /* scan results retrieved */ | ||
216 | GELIC_WL_SCAN_STAT_GOT_LIST, | ||
217 | }; | ||
218 | |||
219 | /* for 'cipher_method' */ | ||
220 | enum gelic_wl_cipher_method { | ||
221 | GELIC_WL_CIPHER_NONE, | ||
222 | GELIC_WL_CIPHER_WEP, | ||
223 | GELIC_WL_CIPHER_TKIP, | ||
224 | GELIC_WL_CIPHER_AES, | ||
225 | }; | ||
226 | |||
227 | /* for 'wpa_level' */ | ||
228 | enum gelic_wl_wpa_level { | ||
229 | GELIC_WL_WPA_LEVEL_NONE, | ||
230 | GELIC_WL_WPA_LEVEL_WPA, | ||
231 | GELIC_WL_WPA_LEVEL_WPA2, | ||
232 | }; | ||
233 | |||
234 | /* for 'assoc_stat' */ | ||
235 | enum gelic_wl_assoc_state { | ||
236 | GELIC_WL_ASSOC_STAT_DISCONN, | ||
237 | GELIC_WL_ASSOC_STAT_ASSOCIATING, | ||
238 | GELIC_WL_ASSOC_STAT_ASSOCIATED, | ||
239 | }; | ||
240 | /* part of private data alloc_etherdev() allocated */ | ||
241 | #define GELIC_WEP_KEYS 4 | ||
242 | struct gelic_wl_info { | ||
243 | /* bss list */ | ||
244 | struct semaphore scan_lock; | ||
245 | struct list_head network_list; | ||
246 | struct list_head network_free_list; | ||
247 | struct gelic_wl_scan_info *networks; | ||
248 | |||
249 | unsigned long scan_age; /* last scanned time */ | ||
250 | enum gelic_wl_scan_state scan_stat; | ||
251 | struct completion scan_done; | ||
252 | |||
253 | /* eurus command queue */ | ||
254 | struct workqueue_struct *eurus_cmd_queue; | ||
255 | struct completion cmd_done_intr; | ||
256 | |||
257 | /* eurus event handling */ | ||
258 | struct workqueue_struct *event_queue; | ||
259 | struct delayed_work event_work; | ||
260 | |||
261 | /* wl status bits */ | ||
262 | unsigned long stat; | ||
263 | enum gelic_eurus_auth_method auth_method; /* open/shared */ | ||
264 | enum gelic_wl_cipher_method group_cipher_method; | ||
265 | enum gelic_wl_cipher_method pairwise_cipher_method; | ||
266 | enum gelic_wl_wpa_level wpa_level; /* wpa/wpa2 */ | ||
267 | |||
268 | /* association handling */ | ||
269 | struct semaphore assoc_stat_lock; | ||
270 | struct delayed_work assoc_work; | ||
271 | enum gelic_wl_assoc_state assoc_stat; | ||
272 | struct completion assoc_done; | ||
273 | |||
274 | spinlock_t lock; | ||
275 | u16 ch_info; /* available channels. bit0 = ch1 */ | ||
276 | /* WEP keys */ | ||
277 | u8 key[GELIC_WEP_KEYS][IW_ENCODING_TOKEN_MAX]; | ||
278 | unsigned long key_enabled; | ||
279 | unsigned int key_len[GELIC_WEP_KEYS]; | ||
280 | unsigned int current_key; | ||
281 | /* WWPA PSK */ | ||
282 | u8 psk[GELIC_WL_EURUS_PSK_MAX_LEN]; | ||
283 | enum gelic_eurus_wpa_psk_type psk_type; | ||
284 | unsigned int psk_len; | ||
285 | |||
286 | u8 essid[IW_ESSID_MAX_SIZE]; | ||
287 | u8 bssid[ETH_ALEN]; /* userland requested */ | ||
288 | u8 active_bssid[ETH_ALEN]; /* associated bssid */ | ||
289 | unsigned int essid_len; | ||
290 | |||
291 | /* buffer for hypervisor IO */ | ||
292 | void *buf; | ||
293 | |||
294 | struct iw_public_data wireless_data; | ||
295 | struct iw_statistics iwstat; | ||
296 | }; | ||
297 | |||
298 | #define GELIC_WL_BSS_MAX_ENT 32 | ||
299 | #define GELIC_WL_ASSOC_RETRY 50 | ||
300 | static inline struct gelic_port *wl_port(struct gelic_wl_info *wl) | ||
301 | { | ||
302 | return container_of((void *)wl, struct gelic_port, priv); | ||
303 | } | ||
304 | static inline struct gelic_wl_info *port_wl(struct gelic_port *port) | ||
305 | { | ||
306 | return port_priv(port); | ||
307 | } | ||
308 | |||
309 | struct gelic_eurus_cmd { | ||
310 | struct work_struct work; | ||
311 | struct gelic_wl_info *wl; | ||
312 | unsigned int cmd; /* command code */ | ||
313 | u64 tag; | ||
314 | u64 size; | ||
315 | void *buffer; | ||
316 | unsigned int buf_size; | ||
317 | struct completion done; | ||
318 | int status; | ||
319 | u64 cmd_status; | ||
320 | }; | ||
321 | |||
322 | /* private ioctls to pass PSK */ | ||
323 | #define GELIC_WL_PRIV_SET_PSK (SIOCIWFIRSTPRIV + 0) | ||
324 | #define GELIC_WL_PRIV_GET_PSK (SIOCIWFIRSTPRIV + 1) | ||
325 | |||
326 | extern int gelic_wl_driver_probe(struct gelic_card *card); | ||
327 | extern int gelic_wl_driver_remove(struct gelic_card *card); | ||
328 | extern void gelic_wl_interrupt(struct net_device *netdev, u64 status); | ||
329 | #endif /* _GELIC_WIRELESS_H */ | ||