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path: root/drivers/net/ps3_gelic_wireless.c
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Diffstat (limited to 'drivers/net/ps3_gelic_wireless.c')
-rw-r--r--drivers/net/ps3_gelic_wireless.c166
1 files changed, 109 insertions, 57 deletions
diff --git a/drivers/net/ps3_gelic_wireless.c b/drivers/net/ps3_gelic_wireless.c
index e5e02339a5c..aa963ac1e37 100644
--- a/drivers/net/ps3_gelic_wireless.c
+++ b/drivers/net/ps3_gelic_wireless.c
@@ -45,7 +45,8 @@
#include "ps3_gelic_wireless.h"
-static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan);
+static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan,
+ u8 *essid, size_t essid_len);
static int gelic_wl_try_associate(struct net_device *netdev);
/*
@@ -105,6 +106,7 @@ static const struct eurus_cmd_arg_info cmd_info[GELIC_EURUS_CMD_MAX_INDEX] = {
[GELIC_EURUS_CMD_GET_WEP_CFG] = { .post_arg = 1},
[GELIC_EURUS_CMD_GET_WPA_CFG] = { .post_arg = 1},
[GELIC_EURUS_CMD_GET_RSSI_CFG] = { .post_arg = 1},
+ [GELIC_EURUS_CMD_START_SCAN] = { .pre_arg = 1},
[GELIC_EURUS_CMD_GET_SCAN] = { .post_arg = 1},
};
@@ -163,7 +165,9 @@ static void gelic_eurus_sync_cmd_worker(struct work_struct *work)
card = port_to_card(wl_port(wl));
if (cmd_info[cmd->cmd].pre_arg) {
- arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer));
+ arg1 = (cmd->buffer) ?
+ ps3_mm_phys_to_lpar(__pa(cmd->buffer)) :
+ 0;
arg2 = cmd->buf_size;
} else {
arg1 = 0;
@@ -350,7 +354,8 @@ static int gelic_wl_get_range(struct net_device *netdev,
/* encryption capability */
range->enc_capa = IW_ENC_CAPA_WPA |
- IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
+ IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP |
+ IW_ENC_CAPA_4WAY_HANDSHAKE;
if (wpa2_capable())
range->enc_capa |= IW_ENC_CAPA_WPA2;
range->encoding_size[0] = 5; /* 40bit WEP */
@@ -359,6 +364,9 @@ static int gelic_wl_get_range(struct net_device *netdev,
range->num_encoding_sizes = 3;
range->max_encoding_tokens = GELIC_WEP_KEYS;
+ /* scan capability */
+ range->scan_capa = IW_SCAN_CAPA_ESSID;
+
pr_debug("%s: ->\n", __func__);
return 0;
@@ -370,8 +378,18 @@ static int gelic_wl_set_scan(struct net_device *netdev,
union iwreq_data *wrqu, char *extra)
{
struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
-
- return gelic_wl_start_scan(wl, 1);
+ struct iw_scan_req *req;
+ u8 *essid = NULL;
+ size_t essid_len = 0;
+
+ if (wrqu->data.length == sizeof(struct iw_scan_req) &&
+ wrqu->data.flags & IW_SCAN_THIS_ESSID) {
+ req = (struct iw_scan_req*)extra;
+ essid = req->essid;
+ essid_len = req->essid_len;
+ pr_debug("%s: ESSID scan =%s\n", __func__, essid);
+ }
+ return gelic_wl_start_scan(wl, 1, essid, essid_len);
}
#define OUI_LEN 3
@@ -1256,42 +1274,19 @@ static int gelic_wl_set_encodeext(struct net_device *netdev,
set_bit(key_index, &wl->key_enabled);
/* remember wep info changed */
set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
- } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
- pr_debug("%s: TKIP/CCMP requested alg=%d\n", __func__, alg);
- /* check key length */
- if (IW_ENCODING_TOKEN_MAX < ext->key_len) {
- pr_info("%s: key is too long %d\n", __func__,
- ext->key_len);
+ } else if (alg == IW_ENCODE_ALG_PMK) {
+ if (ext->key_len != WPA_PSK_LEN) {
+ pr_err("%s: PSK length wrong %d\n", __func__,
+ ext->key_len);
ret = -EINVAL;
goto done;
}
- if (alg == IW_ENCODE_ALG_CCMP) {
- pr_debug("%s: AES selected\n", __func__);
- wl->group_cipher_method = GELIC_WL_CIPHER_AES;
- wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES;
- wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2;
- } else {
- pr_debug("%s: TKIP selected, WPA forced\n", __func__);
- wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
- wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
- /* FIXME: how do we do if WPA2 + TKIP? */
- wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
- }
- if (flags & IW_ENCODE_RESTRICTED)
- BUG();
- wl->auth_method = GELIC_EURUS_AUTH_OPEN;
- /* We should use same key for both and unicast */
- if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY)
- pr_debug("%s: group key \n", __func__);
- else
- pr_debug("%s: unicast key \n", __func__);
- /* OK, update the key */
- wl->key_len[key_index] = ext->key_len;
- memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX);
- memcpy(wl->key[key_index], ext->key, ext->key_len);
- set_bit(key_index, &wl->key_enabled);
- /* remember info changed */
- set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
+ memset(wl->psk, 0, sizeof(wl->psk));
+ memcpy(wl->psk, ext->key, ext->key_len);
+ wl->psk_len = ext->key_len;
+ wl->psk_type = GELIC_EURUS_WPA_PSK_BIN;
+ /* remember PSK configured */
+ set_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat);
}
done:
spin_unlock_irqrestore(&wl->lock, irqflag);
@@ -1397,6 +1392,7 @@ static int gelic_wl_get_mode(struct net_device *netdev,
return 0;
}
+#ifdef CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE
/* SIOCIWFIRSTPRIV */
static int hex2bin(u8 *str, u8 *bin, unsigned int len)
{
@@ -1501,6 +1497,7 @@ static int gelic_wl_priv_get_psk(struct net_device *net_dev,
pr_debug("%s:-> %d\n", __func__, data->data.length);
return 0;
}
+#endif
/* SIOCGIWNICKN */
static int gelic_wl_get_nick(struct net_device *net_dev,
@@ -1524,15 +1521,20 @@ static struct iw_statistics *gelic_wl_get_wireless_stats(
struct gelic_eurus_cmd *cmd;
struct iw_statistics *is;
struct gelic_eurus_rssi_info *rssi;
+ void *buf;
pr_debug("%s: <-\n", __func__);
+ buf = (void *)__get_free_page(GFP_KERNEL);
+ if (!buf)
+ return NULL;
+
is = &wl->iwstat;
memset(is, 0, sizeof(*is));
cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_RSSI_CFG,
- wl->buf, sizeof(*rssi));
+ buf, sizeof(*rssi));
if (cmd && !cmd->status && !cmd->cmd_status) {
- rssi = wl->buf;
+ rssi = buf;
is->qual.level = be16_to_cpu(rssi->rssi);
is->qual.updated = IW_QUAL_LEVEL_UPDATED |
IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID;
@@ -1541,6 +1543,7 @@ static struct iw_statistics *gelic_wl_get_wireless_stats(
is->qual.updated = IW_QUAL_ALL_INVALID;
kfree(cmd);
+ free_page((unsigned long)buf);
pr_debug("%s: ->\n", __func__);
return is;
}
@@ -1548,10 +1551,13 @@ static struct iw_statistics *gelic_wl_get_wireless_stats(
/*
* scanning helpers
*/
-static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan)
+static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan,
+ u8 *essid, size_t essid_len)
{
struct gelic_eurus_cmd *cmd;
int ret = 0;
+ void *buf = NULL;
+ size_t len;
pr_debug("%s: <- always=%d\n", __func__, always_scan);
if (mutex_lock_interruptible(&wl->scan_lock))
@@ -1574,12 +1580,27 @@ static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan)
complete(&wl->scan_done);
goto out;
}
+
+ /* ESSID scan ? */
+ if (essid_len && essid) {
+ buf = (void *)__get_free_page(GFP_KERNEL);
+ if (!buf) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ len = IW_ESSID_MAX_SIZE; /* hypervisor always requires 32 */
+ memset(buf, 0, len);
+ memcpy(buf, essid, essid_len);
+ pr_debug("%s: essid scan='%s'\n", __func__, (char *)buf);
+ } else
+ len = 0;
+
/*
* issue start scan request
*/
wl->scan_stat = GELIC_WL_SCAN_STAT_SCANNING;
cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_START_SCAN,
- NULL, 0);
+ buf, len);
if (!cmd || cmd->status || cmd->cmd_status) {
wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
complete(&wl->scan_done);
@@ -1588,6 +1609,7 @@ static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan)
}
kfree(cmd);
out:
+ free_page((unsigned long)buf);
mutex_unlock(&wl->scan_lock);
pr_debug("%s: ->\n", __func__);
return ret;
@@ -1607,11 +1629,18 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
union iwreq_data data;
unsigned long this_time = jiffies;
unsigned int data_len, i, found, r;
+ void *buf;
DECLARE_MAC_BUF(mac);
pr_debug("%s:start\n", __func__);
mutex_lock(&wl->scan_lock);
+ buf = (void *)__get_free_page(GFP_KERNEL);
+ if (!buf) {
+ pr_info("%s: scan buffer alloc failed\n", __func__);
+ goto out;
+ }
+
if (wl->scan_stat != GELIC_WL_SCAN_STAT_SCANNING) {
/*
* stop() may be called while scanning, ignore result
@@ -1622,7 +1651,7 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
}
cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_SCAN,
- wl->buf, PAGE_SIZE);
+ buf, PAGE_SIZE);
if (!cmd || cmd->status || cmd->cmd_status) {
wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
pr_info("%s:cmd failed\n", __func__);
@@ -1649,7 +1678,7 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
}
/* put them in the newtork_list */
- for (i = 0, scan_info_size = 0, scan_info = wl->buf;
+ for (i = 0, scan_info_size = 0, scan_info = buf;
scan_info_size < data_len;
i++, scan_info_size += be16_to_cpu(scan_info->size),
scan_info = (void *)scan_info + be16_to_cpu(scan_info->size)) {
@@ -1726,6 +1755,7 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWSCAN, &data,
NULL);
out:
+ free_page((unsigned long)buf);
complete(&wl->scan_done);
mutex_unlock(&wl->scan_lock);
pr_debug("%s:end\n", __func__);
@@ -1848,7 +1878,10 @@ static int gelic_wl_do_wep_setup(struct gelic_wl_info *wl)
pr_debug("%s: <-\n", __func__);
/* we can assume no one should uses the buffer */
- wep = wl->buf;
+ wep = (struct gelic_eurus_wep_cfg *)__get_free_page(GFP_KERNEL);
+ if (!wep)
+ return -ENOMEM;
+
memset(wep, 0, sizeof(*wep));
if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
@@ -1898,6 +1931,7 @@ static int gelic_wl_do_wep_setup(struct gelic_wl_info *wl)
kfree(cmd);
out:
+ free_page((unsigned long)wep);
pr_debug("%s: ->\n", __func__);
return ret;
}
@@ -1941,7 +1975,10 @@ static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl)
pr_debug("%s: <-\n", __func__);
/* we can assume no one should uses the buffer */
- wpa = wl->buf;
+ wpa = (struct gelic_eurus_wpa_cfg *)__get_free_page(GFP_KERNEL);
+ if (!wpa)
+ return -ENOMEM;
+
memset(wpa, 0, sizeof(*wpa));
if (!test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat))
@@ -2000,6 +2037,7 @@ static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl)
else if (cmd->status || cmd->cmd_status)
ret = -ENXIO;
kfree(cmd);
+ free_page((unsigned long)wpa);
pr_debug("%s: --> %d\n", __func__, ret);
return ret;
}
@@ -2018,7 +2056,10 @@ static int gelic_wl_associate_bss(struct gelic_wl_info *wl,
pr_debug("%s: <-\n", __func__);
/* do common config */
- common = wl->buf;
+ common = (struct gelic_eurus_common_cfg *)__get_free_page(GFP_KERNEL);
+ if (!common)
+ return -ENOMEM;
+
memset(common, 0, sizeof(*common));
common->bss_type = cpu_to_be16(GELIC_EURUS_BSS_INFRA);
common->op_mode = cpu_to_be16(GELIC_EURUS_OPMODE_11BG);
@@ -2104,6 +2145,7 @@ static int gelic_wl_associate_bss(struct gelic_wl_info *wl,
pr_info("%s: connected\n", __func__);
}
out:
+ free_page((unsigned long)common);
pr_debug("%s: ->\n", __func__);
return ret;
}
@@ -2255,6 +2297,9 @@ static void gelic_wl_assoc_worker(struct work_struct *work)
struct gelic_wl_scan_info *best_bss;
int ret;
+ unsigned long irqflag;
+ u8 *essid;
+ size_t essid_len;
wl = container_of(work, struct gelic_wl_info, assoc_work.work);
@@ -2263,7 +2308,19 @@ static void gelic_wl_assoc_worker(struct work_struct *work)
if (wl->assoc_stat != GELIC_WL_ASSOC_STAT_DISCONN)
goto out;
- ret = gelic_wl_start_scan(wl, 0);
+ spin_lock_irqsave(&wl->lock, irqflag);
+ if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat)) {
+ pr_debug("%s: assoc ESSID configured %s\n", __func__,
+ wl->essid);
+ essid = wl->essid;
+ essid_len = wl->essid_len;
+ } else {
+ essid = NULL;
+ essid_len = 0;
+ }
+ spin_unlock_irqrestore(&wl->lock, irqflag);
+
+ ret = gelic_wl_start_scan(wl, 0, essid, essid_len);
if (ret == -ERESTARTSYS) {
pr_debug("%s: scan start failed association\n", __func__);
schedule_delayed_work(&wl->assoc_work, HZ/10); /*FIXME*/
@@ -2351,6 +2408,7 @@ static const iw_handler gelic_wl_wext_handler[] =
IW_IOCTL(SIOCGIWNICKN) = gelic_wl_get_nick,
};
+#ifdef CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE
static struct iw_priv_args gelic_wl_private_args[] =
{
{
@@ -2372,15 +2430,18 @@ static const iw_handler gelic_wl_private_handler[] =
gelic_wl_priv_set_psk,
gelic_wl_priv_get_psk,
};
+#endif
static const struct iw_handler_def gelic_wl_wext_handler_def = {
.num_standard = ARRAY_SIZE(gelic_wl_wext_handler),
.standard = gelic_wl_wext_handler,
.get_wireless_stats = gelic_wl_get_wireless_stats,
+#ifdef CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE
.num_private = ARRAY_SIZE(gelic_wl_private_handler),
.num_private_args = ARRAY_SIZE(gelic_wl_private_args),
.private = gelic_wl_private_handler,
.private_args = gelic_wl_private_args,
+#endif
};
static struct net_device *gelic_wl_alloc(struct gelic_card *card)
@@ -2446,16 +2507,9 @@ static struct net_device *gelic_wl_alloc(struct gelic_card *card)
BUILD_BUG_ON(PAGE_SIZE <
sizeof(struct gelic_eurus_scan_info) *
GELIC_EURUS_MAX_SCAN);
- wl->buf = (void *)get_zeroed_page(GFP_KERNEL);
- if (!wl->buf) {
- pr_info("%s:buffer allocation failed\n", __func__);
- goto fail_getpage;
- }
pr_debug("%s:end\n", __func__);
return netdev;
-fail_getpage:
- destroy_workqueue(wl->event_queue);
fail_event_workqueue:
destroy_workqueue(wl->eurus_cmd_queue);
fail_cmd_workqueue:
@@ -2474,8 +2528,6 @@ static void gelic_wl_free(struct gelic_wl_info *wl)
pr_debug("%s: <-\n", __func__);
- free_page((unsigned long)wl->buf);
-
pr_debug("%s: destroy queues\n", __func__);
destroy_workqueue(wl->eurus_cmd_queue);
destroy_workqueue(wl->event_queue);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-26 13:27:22 +0000