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path: root/drivers/net/wireless/libertas
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Diffstat (limited to 'drivers/net/wireless/libertas')
-rw-r--r--drivers/net/wireless/libertas/assoc.c22
-rw-r--r--drivers/net/wireless/libertas/cfg.c1
-rw-r--r--drivers/net/wireless/libertas/debugfs.c5
-rw-r--r--drivers/net/wireless/libertas/dev.h1
-rw-r--r--drivers/net/wireless/libertas/if_sdio.c127
-rw-r--r--drivers/net/wireless/libertas/if_usb.c4
-rw-r--r--drivers/net/wireless/libertas/main.c15
-rw-r--r--drivers/net/wireless/libertas/rx.c51
-rw-r--r--drivers/net/wireless/libertas/tx.c2
-rw-r--r--drivers/net/wireless/libertas/wext.c4
10 files changed, 125 insertions, 107 deletions
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index 12a2ef9dacea..aa06070e5eab 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -32,6 +32,9 @@ u8 lbs_bg_rates[MAX_RATES] =
0x00, 0x00 };
+static int assoc_helper_wep_keys(struct lbs_private *priv,
+ struct assoc_request *assoc_req);
+
/**
* @brief This function finds common rates between rates and card rates.
*
@@ -611,7 +614,7 @@ static int lbs_assoc_post(struct lbs_private *priv,
if (status_code) {
lbs_mac_event_disconnected(priv);
- ret = -1;
+ ret = status_code;
goto done;
}
@@ -814,7 +817,24 @@ static int lbs_try_associate(struct lbs_private *priv,
goto out;
ret = lbs_associate(priv, assoc_req, CMD_802_11_ASSOCIATE);
+ /* If the association fails with current auth mode, let's
+ * try by changing the auth mode
+ */
+ if ((priv->authtype_auto) &&
+ (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) &&
+ (assoc_req->secinfo.wep_enabled) &&
+ (priv->connect_status != LBS_CONNECTED)) {
+ if (priv->secinfo.auth_mode == IW_AUTH_ALG_OPEN_SYSTEM)
+ priv->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
+ else
+ priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
+ if (!assoc_helper_wep_keys(priv, assoc_req))
+ ret = lbs_associate(priv, assoc_req,
+ CMD_802_11_ASSOCIATE);
+ }
+ if (ret)
+ ret = -1;
out:
lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
return ret;
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index ce7bec402a33..9d5d3ccf08c8 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -79,6 +79,7 @@ static const u32 cipher_suites[] = {
static int lbs_cfg_set_channel(struct wiphy *wiphy,
+ struct net_device *netdev,
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type)
{
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index a48ccaffb288..de2caac11dd6 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -75,7 +75,7 @@ static ssize_t lbs_getscantable(struct file *file, char __user *userbuf,
return -ENOMEM;
pos += snprintf(buf+pos, len-pos,
- "# | ch | rssi | bssid | cap | Qual | SSID \n");
+ "# | ch | rssi | bssid | cap | Qual | SSID\n");
mutex_lock(&priv->lock);
list_for_each_entry (iter_bss, &priv->network_list, list) {
@@ -757,15 +757,12 @@ void lbs_debugfs_init(void)
{
if (!lbs_dir)
lbs_dir = debugfs_create_dir("lbs_wireless", NULL);
-
- return;
}
void lbs_debugfs_remove(void)
{
if (lbs_dir)
debugfs_remove(lbs_dir);
- return;
}
void lbs_debugfs_init_one(struct lbs_private *priv, struct net_device *dev)
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 6875e1498bd5..a54880e4ad2b 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -134,6 +134,7 @@ struct lbs_private {
u8 wpa_ie_len;
u16 wep_tx_keyidx;
struct enc_key wep_keys[4];
+ u8 authtype_auto;
/* Wake On LAN */
uint32_t wol_criteria;
diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c
index 7d1a3c6b6ce0..64dd345d30f5 100644
--- a/drivers/net/wireless/libertas/if_sdio.c
+++ b/drivers/net/wireless/libertas/if_sdio.c
@@ -35,6 +35,8 @@
#include <linux/mmc/card.h>
#include <linux/mmc/sdio_func.h>
#include <linux/mmc/sdio_ids.h>
+#include <linux/mmc/sdio.h>
+#include <linux/mmc/host.h>
#include "host.h"
#include "decl.h"
@@ -313,12 +315,30 @@ out:
return ret;
}
+static int if_sdio_wait_status(struct if_sdio_card *card, const u8 condition)
+{
+ u8 status;
+ unsigned long timeout;
+ int ret = 0;
+
+ timeout = jiffies + HZ;
+ while (1) {
+ status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);
+ if (ret)
+ return ret;
+ if ((status & condition) == condition)
+ break;
+ if (time_after(jiffies, timeout))
+ return -ETIMEDOUT;
+ mdelay(1);
+ }
+ return ret;
+}
+
static int if_sdio_card_to_host(struct if_sdio_card *card)
{
int ret;
- u8 status;
u16 size, type, chunk;
- unsigned long timeout;
lbs_deb_enter(LBS_DEB_SDIO);
@@ -333,19 +353,9 @@ static int if_sdio_card_to_host(struct if_sdio_card *card)
goto out;
}
- timeout = jiffies + HZ;
- while (1) {
- status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);
- if (ret)
- goto out;
- if (status & IF_SDIO_IO_RDY)
- break;
- if (time_after(jiffies, timeout)) {
- ret = -ETIMEDOUT;
- goto out;
- }
- mdelay(1);
- }
+ ret = if_sdio_wait_status(card, IF_SDIO_IO_RDY);
+ if (ret)
+ goto out;
/*
* The transfer must be in one transaction or the firmware
@@ -412,8 +422,6 @@ static void if_sdio_host_to_card_worker(struct work_struct *work)
{
struct if_sdio_card *card;
struct if_sdio_packet *packet;
- unsigned long timeout;
- u8 status;
int ret;
unsigned long flags;
@@ -433,25 +441,15 @@ static void if_sdio_host_to_card_worker(struct work_struct *work)
sdio_claim_host(card->func);
- timeout = jiffies + HZ;
- while (1) {
- status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);
- if (ret)
- goto release;
- if (status & IF_SDIO_IO_RDY)
- break;
- if (time_after(jiffies, timeout)) {
- ret = -ETIMEDOUT;
- goto release;
- }
- mdelay(1);
+ ret = if_sdio_wait_status(card, IF_SDIO_IO_RDY);
+ if (ret == 0) {
+ ret = sdio_writesb(card->func, card->ioport,
+ packet->buffer, packet->nb);
}
- ret = sdio_writesb(card->func, card->ioport,
- packet->buffer, packet->nb);
if (ret)
- goto release;
-release:
+ lbs_pr_err("error %d sending packet to firmware\n", ret);
+
sdio_release_host(card->func);
kfree(packet);
@@ -464,10 +462,11 @@ release:
/* Firmware */
/********************************************************************/
+#define FW_DL_READY_STATUS (IF_SDIO_IO_RDY | IF_SDIO_DL_RDY)
+
static int if_sdio_prog_helper(struct if_sdio_card *card)
{
int ret;
- u8 status;
const struct firmware *fw;
unsigned long timeout;
u8 *chunk_buffer;
@@ -499,20 +498,14 @@ static int if_sdio_prog_helper(struct if_sdio_card *card)
size = fw->size;
while (size) {
- timeout = jiffies + HZ;
- while (1) {
- status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);
- if (ret)
- goto release;
- if ((status & IF_SDIO_IO_RDY) &&
- (status & IF_SDIO_DL_RDY))
- break;
- if (time_after(jiffies, timeout)) {
- ret = -ETIMEDOUT;
- goto release;
- }
- mdelay(1);
- }
+ ret = if_sdio_wait_status(card, FW_DL_READY_STATUS);
+ if (ret)
+ goto release;
+
+ /* On some platforms (like Davinci) the chip needs more time
+ * between helper blocks.
+ */
+ mdelay(2);
chunk_size = min(size, (size_t)60);
@@ -582,7 +575,6 @@ out:
static int if_sdio_prog_real(struct if_sdio_card *card)
{
int ret;
- u8 status;
const struct firmware *fw;
unsigned long timeout;
u8 *chunk_buffer;
@@ -614,20 +606,9 @@ static int if_sdio_prog_real(struct if_sdio_card *card)
size = fw->size;
while (size) {
- timeout = jiffies + HZ;
- while (1) {
- status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);
- if (ret)
- goto release;
- if ((status & IF_SDIO_IO_RDY) &&
- (status & IF_SDIO_DL_RDY))
- break;
- if (time_after(jiffies, timeout)) {
- ret = -ETIMEDOUT;
- goto release;
- }
- mdelay(1);
- }
+ ret = if_sdio_wait_status(card, FW_DL_READY_STATUS);
+ if (ret)
+ goto release;
req_size = sdio_readb(card->func, IF_SDIO_RD_BASE, &ret);
if (ret)
@@ -943,6 +924,7 @@ static int if_sdio_probe(struct sdio_func *func,
int ret, i;
unsigned int model;
struct if_sdio_packet *packet;
+ struct mmc_host *host = func->card->host;
lbs_deb_enter(LBS_DEB_SDIO);
@@ -1023,6 +1005,25 @@ static int if_sdio_probe(struct sdio_func *func,
if (ret)
goto disable;
+ /* For 1-bit transfers to the 8686 model, we need to enable the
+ * interrupt flag in the CCCR register. Set the MMC_QUIRK_LENIENT_FN0
+ * bit to allow access to non-vendor registers. */
+ if ((card->model == IF_SDIO_MODEL_8686) &&
+ (host->caps & MMC_CAP_SDIO_IRQ) &&
+ (host->ios.bus_width == MMC_BUS_WIDTH_1)) {
+ u8 reg;
+
+ func->card->quirks |= MMC_QUIRK_LENIENT_FN0;
+ reg = sdio_f0_readb(func, SDIO_CCCR_IF, &ret);
+ if (ret)
+ goto release_int;
+
+ reg |= SDIO_BUS_ECSI;
+ sdio_f0_writeb(func, reg, SDIO_CCCR_IF, &ret);
+ if (ret)
+ goto release_int;
+ }
+
card->ioport = sdio_readb(func, IF_SDIO_IOPORT, &ret);
if (ret)
goto release_int;
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index fcea5741ba62..f41594c7ac16 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -133,8 +133,6 @@ static void if_usb_write_bulk_callback(struct urb *urb)
/* print the failure status number for debug */
lbs_pr_info("URB in failure status: %d\n", urb->status);
}
-
- return;
}
/**
@@ -651,8 +649,6 @@ static void if_usb_receive_fwload(struct urb *urb)
if_usb_submit_rx_urb_fwload(cardp);
kfree(syncfwheader);
-
- return;
}
#define MRVDRV_MIN_PKT_LEN 30
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 598080414b17..d9b8ee130c45 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -229,7 +229,7 @@ static void lbs_tx_timeout(struct net_device *dev)
lbs_pr_err("tx watch dog timeout\n");
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
if (priv->currenttxskb)
lbs_send_tx_feedback(priv, 0);
@@ -319,7 +319,7 @@ static int lbs_add_mcast_addrs(struct cmd_ds_mac_multicast_adr *cmd,
struct net_device *dev, int nr_addrs)
{
int i = nr_addrs;
- struct dev_mc_list *mc_list;
+ struct netdev_hw_addr *ha;
int cnt;
if ((dev->flags & (IFF_UP|IFF_MULTICAST)) != (IFF_UP|IFF_MULTICAST))
@@ -327,19 +327,19 @@ static int lbs_add_mcast_addrs(struct cmd_ds_mac_multicast_adr *cmd,
netif_addr_lock_bh(dev);
cnt = netdev_mc_count(dev);
- netdev_for_each_mc_addr(mc_list, dev) {
- if (mac_in_list(cmd->maclist, nr_addrs, mc_list->dmi_addr)) {
+ netdev_for_each_mc_addr(ha, dev) {
+ if (mac_in_list(cmd->maclist, nr_addrs, ha->addr)) {
lbs_deb_net("mcast address %s:%pM skipped\n", dev->name,
- mc_list->dmi_addr);
+ ha->addr);
cnt--;
continue;
}
if (i == MRVDRV_MAX_MULTICAST_LIST_SIZE)
break;
- memcpy(&cmd->maclist[6*i], mc_list->dmi_addr, ETH_ALEN);
+ memcpy(&cmd->maclist[6*i], ha->addr, ETH_ALEN);
lbs_deb_net("mcast address %s:%pM added to filter\n", dev->name,
- mc_list->dmi_addr);
+ ha->addr);
i++;
cnt--;
}
@@ -836,6 +836,7 @@ static int lbs_init_adapter(struct lbs_private *priv)
priv->is_auto_deep_sleep_enabled = 0;
priv->wakeup_dev_required = 0;
init_waitqueue_head(&priv->ds_awake_q);
+ priv->authtype_auto = 1;
mutex_init(&priv->lock);
diff --git a/drivers/net/wireless/libertas/rx.c b/drivers/net/wireless/libertas/rx.c
index 784dae714705..a115bfa9513a 100644
--- a/drivers/net/wireless/libertas/rx.c
+++ b/drivers/net/wireless/libertas/rx.c
@@ -39,10 +39,10 @@ static int process_rxed_802_11_packet(struct lbs_private *priv,
struct sk_buff *skb);
/**
- * @brief This function computes the avgSNR .
+ * @brief This function computes the avgSNR .
*
- * @param priv A pointer to struct lbs_private structure
- * @return avgSNR
+ * @param priv A pointer to struct lbs_private structure
+ * @return avgSNR
*/
static u8 lbs_getavgsnr(struct lbs_private *priv)
{
@@ -57,10 +57,10 @@ static u8 lbs_getavgsnr(struct lbs_private *priv)
}
/**
- * @brief This function computes the AvgNF
+ * @brief This function computes the AvgNF
*
- * @param priv A pointer to struct lbs_private structure
- * @return AvgNF
+ * @param priv A pointer to struct lbs_private structure
+ * @return AvgNF
*/
static u8 lbs_getavgnf(struct lbs_private *priv)
{
@@ -75,11 +75,11 @@ static u8 lbs_getavgnf(struct lbs_private *priv)
}
/**
- * @brief This function save the raw SNR/NF to our internel buffer
+ * @brief This function save the raw SNR/NF to our internel buffer
*
- * @param priv A pointer to struct lbs_private structure
- * @param prxpd A pointer to rxpd structure of received packet
- * @return n/a
+ * @param priv A pointer to struct lbs_private structure
+ * @param prxpd A pointer to rxpd structure of received packet
+ * @return n/a
*/
static void lbs_save_rawSNRNF(struct lbs_private *priv, struct rxpd *p_rx_pd)
{
@@ -90,15 +90,14 @@ static void lbs_save_rawSNRNF(struct lbs_private *priv, struct rxpd *p_rx_pd)
priv->nextSNRNF++;
if (priv->nextSNRNF >= DEFAULT_DATA_AVG_FACTOR)
priv->nextSNRNF = 0;
- return;
}
/**
- * @brief This function computes the RSSI in received packet.
+ * @brief This function computes the RSSI in received packet.
*
- * @param priv A pointer to struct lbs_private structure
- * @param prxpd A pointer to rxpd structure of received packet
- * @return n/a
+ * @param priv A pointer to struct lbs_private structure
+ * @param prxpd A pointer to rxpd structure of received packet
+ * @return n/a
*/
static void lbs_compute_rssi(struct lbs_private *priv, struct rxpd *p_rx_pd)
{
@@ -135,9 +134,9 @@ static void lbs_compute_rssi(struct lbs_private *priv, struct rxpd *p_rx_pd)
* @brief This function processes received packet and forwards it
* to kernel/upper layer
*
- * @param priv A pointer to struct lbs_private
- * @param skb A pointer to skb which includes the received packet
- * @return 0 or -1
+ * @param priv A pointer to struct lbs_private
+ * @param skb A pointer to skb which includes the received packet
+ * @return 0 or -1
*/
int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
{
@@ -197,7 +196,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
* before the snap_type.
*/
p_ethhdr = (struct ethhdr *)
- ((u8 *) & p_rx_pkt->eth803_hdr
+ ((u8 *) &p_rx_pkt->eth803_hdr
+ sizeof(p_rx_pkt->eth803_hdr) + sizeof(p_rx_pkt->rfc1042_hdr)
- sizeof(p_rx_pkt->eth803_hdr.dest_addr)
- sizeof(p_rx_pkt->eth803_hdr.src_addr)
@@ -214,7 +213,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
hdrchop = (u8 *)p_ethhdr - (u8 *)p_rx_pd;
} else {
lbs_deb_hex(LBS_DEB_RX, "RX Data: LLC/SNAP",
- (u8 *) & p_rx_pkt->rfc1042_hdr,
+ (u8 *) &p_rx_pkt->rfc1042_hdr,
sizeof(p_rx_pkt->rfc1042_hdr));
/* Chop off the rxpd */
@@ -255,8 +254,8 @@ EXPORT_SYMBOL_GPL(lbs_process_rxed_packet);
* @brief This function converts Tx/Rx rates from the Marvell WLAN format
* (see Table 2 in Section 3.1) to IEEE80211_RADIOTAP_RATE units (500 Kb/s)
*
- * @param rate Input rate
- * @return Output Rate (0 if invalid)
+ * @param rate Input rate
+ * @return Output Rate (0 if invalid)
*/
static u8 convert_mv_rate_to_radiotap(u8 rate)
{
@@ -295,9 +294,9 @@ static u8 convert_mv_rate_to_radiotap(u8 rate)
* @brief This function processes a received 802.11 packet and forwards it
* to kernel/upper layer
*
- * @param priv A pointer to struct lbs_private
- * @param skb A pointer to skb which includes the received packet
- * @return 0 or -1
+ * @param priv A pointer to struct lbs_private
+ * @param skb A pointer to skb which includes the received packet
+ * @return 0 or -1
*/
static int process_rxed_802_11_packet(struct lbs_private *priv,
struct sk_buff *skb)
@@ -314,7 +313,7 @@ static int process_rxed_802_11_packet(struct lbs_private *priv,
p_rx_pkt = (struct rx80211packethdr *) skb->data;
prxpd = &p_rx_pkt->rx_pd;
- // lbs_deb_hex(LBS_DEB_RX, "RX Data: Before chop rxpd", skb->data, min(skb->len, 100));
+ /* lbs_deb_hex(LBS_DEB_RX, "RX Data: Before chop rxpd", skb->data, min(skb->len, 100)); */
if (skb->len < (ETH_HLEN + 8 + sizeof(struct rxpd))) {
lbs_deb_rx("rx err: frame received with bad length\n");
diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c
index 52d244ea3d97..a9bf658659eb 100644
--- a/drivers/net/wireless/libertas/tx.c
+++ b/drivers/net/wireless/libertas/tx.c
@@ -147,8 +147,6 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
dev->stats.tx_packets++;
dev->stats.tx_bytes += skb->len;
- dev->trans_start = jiffies;
-
if (priv->monitormode) {
/* Keep the skb to echo it back once Tx feedback is
received from FW */
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c
index 9b555884b08a..f96a96031a50 100644
--- a/drivers/net/wireless/libertas/wext.c
+++ b/drivers/net/wireless/libertas/wext.c
@@ -1441,8 +1441,10 @@ static int lbs_set_encode(struct net_device *dev,
set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
if (dwrq->flags & IW_ENCODE_RESTRICTED) {
+ priv->authtype_auto = 0;
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
} else if (dwrq->flags & IW_ENCODE_OPEN) {
+ priv->authtype_auto = 0;
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
}
@@ -1621,8 +1623,10 @@ static int lbs_set_encodeext(struct net_device *dev,
goto out;
if (dwrq->flags & IW_ENCODE_RESTRICTED) {
+ priv->authtype_auto = 0;
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
} else if (dwrq->flags & IW_ENCODE_OPEN) {
+ priv->authtype_auto = 0;
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 19:48:22 +0000