/******************************************************************************
- Copyright(c) 2003 - 2004 Intel Corporation. All rights reserved.
+ Copyright(c) 2003 - 2005 Intel Corporation. All rights reserved.
802.11 status code portion of this file from ethereal-0.10.6:
Copyright 2000, Axis Communications AB
#include "ipw2200.h"
-#define IPW2200_VERSION "1.0.1"
+#define IPW2200_VERSION "1.0.5"
#define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver"
#define DRV_COPYRIGHT "Copyright(c) 2003-2004 Intel Corporation"
#define DRV_VERSION IPW2200_VERSION
+#define ETH_P_80211_STATS (ETH_P_80211_RAW + 1)
+
MODULE_DESCRIPTION(DRV_DESCRIPTION);
MODULE_VERSION(DRV_VERSION);
MODULE_AUTHOR(DRV_COPYRIGHT);
static u32 ipw_debug_level;
static int associate = 1;
static int auto_create = 1;
+static int led = 0;
static int disable = 0;
+static int hwcrypto = 1;
static const char ipw_modes[] = {
'a', 'b', 'g', '?'
};
+#ifdef CONFIG_IPW_QOS
+static int qos_enable = 0;
+static int qos_burst_enable = 0;
+static int qos_no_ack_mask = 0;
+static int burst_duration_CCK = 0;
+static int burst_duration_OFDM = 0;
+
+static struct ieee80211_qos_parameters def_qos_parameters_OFDM = {
+ {QOS_TX0_CW_MIN_OFDM, QOS_TX1_CW_MIN_OFDM, QOS_TX2_CW_MIN_OFDM,
+ QOS_TX3_CW_MIN_OFDM},
+ {QOS_TX0_CW_MAX_OFDM, QOS_TX1_CW_MAX_OFDM, QOS_TX2_CW_MAX_OFDM,
+ QOS_TX3_CW_MAX_OFDM},
+ {QOS_TX0_AIFS, QOS_TX1_AIFS, QOS_TX2_AIFS, QOS_TX3_AIFS},
+ {QOS_TX0_ACM, QOS_TX1_ACM, QOS_TX2_ACM, QOS_TX3_ACM},
+ {QOS_TX0_TXOP_LIMIT_OFDM, QOS_TX1_TXOP_LIMIT_OFDM,
+ QOS_TX2_TXOP_LIMIT_OFDM, QOS_TX3_TXOP_LIMIT_OFDM}
+};
+
+static struct ieee80211_qos_parameters def_qos_parameters_CCK = {
+ {QOS_TX0_CW_MIN_CCK, QOS_TX1_CW_MIN_CCK, QOS_TX2_CW_MIN_CCK,
+ QOS_TX3_CW_MIN_CCK},
+ {QOS_TX0_CW_MAX_CCK, QOS_TX1_CW_MAX_CCK, QOS_TX2_CW_MAX_CCK,
+ QOS_TX3_CW_MAX_CCK},
+ {QOS_TX0_AIFS, QOS_TX1_AIFS, QOS_TX2_AIFS, QOS_TX3_AIFS},
+ {QOS_TX0_ACM, QOS_TX1_ACM, QOS_TX2_ACM, QOS_TX3_ACM},
+ {QOS_TX0_TXOP_LIMIT_CCK, QOS_TX1_TXOP_LIMIT_CCK, QOS_TX2_TXOP_LIMIT_CCK,
+ QOS_TX3_TXOP_LIMIT_CCK}
+};
+
+static struct ieee80211_qos_parameters def_parameters_OFDM = {
+ {DEF_TX0_CW_MIN_OFDM, DEF_TX1_CW_MIN_OFDM, DEF_TX2_CW_MIN_OFDM,
+ DEF_TX3_CW_MIN_OFDM},
+ {DEF_TX0_CW_MAX_OFDM, DEF_TX1_CW_MAX_OFDM, DEF_TX2_CW_MAX_OFDM,
+ DEF_TX3_CW_MAX_OFDM},
+ {DEF_TX0_AIFS, DEF_TX1_AIFS, DEF_TX2_AIFS, DEF_TX3_AIFS},
+ {DEF_TX0_ACM, DEF_TX1_ACM, DEF_TX2_ACM, DEF_TX3_ACM},
+ {DEF_TX0_TXOP_LIMIT_OFDM, DEF_TX1_TXOP_LIMIT_OFDM,
+ DEF_TX2_TXOP_LIMIT_OFDM, DEF_TX3_TXOP_LIMIT_OFDM}
+};
+
+static struct ieee80211_qos_parameters def_parameters_CCK = {
+ {DEF_TX0_CW_MIN_CCK, DEF_TX1_CW_MIN_CCK, DEF_TX2_CW_MIN_CCK,
+ DEF_TX3_CW_MIN_CCK},
+ {DEF_TX0_CW_MAX_CCK, DEF_TX1_CW_MAX_CCK, DEF_TX2_CW_MAX_CCK,
+ DEF_TX3_CW_MAX_CCK},
+ {DEF_TX0_AIFS, DEF_TX1_AIFS, DEF_TX2_AIFS, DEF_TX3_AIFS},
+ {DEF_TX0_ACM, DEF_TX1_ACM, DEF_TX2_ACM, DEF_TX3_ACM},
+ {DEF_TX0_TXOP_LIMIT_CCK, DEF_TX1_TXOP_LIMIT_CCK, DEF_TX2_TXOP_LIMIT_CCK,
+ DEF_TX3_TXOP_LIMIT_CCK}
+};
+
+static u8 qos_oui[QOS_OUI_LEN] = { 0x00, 0x50, 0xF2 };
+
+static int from_priority_to_tx_queue[] = {
+ IPW_TX_QUEUE_1, IPW_TX_QUEUE_2, IPW_TX_QUEUE_2, IPW_TX_QUEUE_1,
+ IPW_TX_QUEUE_3, IPW_TX_QUEUE_3, IPW_TX_QUEUE_4, IPW_TX_QUEUE_4
+};
+
+static u32 ipw_qos_get_burst_duration(struct ipw_priv *priv);
+
+static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_qos_parameters
+ *qos_param);
+static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element
+ *qos_param);
+#endif /* CONFIG_IPW_QOS */
+
+static void ipw_remove_current_network(struct ipw_priv *priv);
static void ipw_rx(struct ipw_priv *priv);
static int ipw_queue_tx_reclaim(struct ipw_priv *priv,
struct clx2_tx_queue *txq, int qindex);
static struct ipw_rx_queue *ipw_rx_queue_alloc(struct ipw_priv *);
static void ipw_rx_queue_free(struct ipw_priv *, struct ipw_rx_queue *);
static void ipw_rx_queue_replenish(void *);
-
static int ipw_up(struct ipw_priv *);
+static void ipw_bg_up(void *);
static void ipw_down(struct ipw_priv *);
+static void ipw_bg_down(void *);
static int ipw_config(struct ipw_priv *);
static int init_supported_rates(struct ipw_priv *priv,
struct ipw_supported_rates *prates);
-
-static u8 band_b_active_channel[MAX_B_CHANNELS] = {
- 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0
-};
-static u8 band_a_active_channel[MAX_A_CHANNELS] = {
- 36, 40, 44, 48, 149, 153, 157, 161, 165, 52, 56, 60, 64, 0
-};
-
-static int is_valid_channel(int mode_mask, int channel)
-{
- int i;
-
- if (!channel)
- return 0;
-
- if (mode_mask & IEEE_A)
- for (i = 0; i < MAX_A_CHANNELS; i++)
- if (band_a_active_channel[i] == channel)
- return IEEE_A;
-
- if (mode_mask & (IEEE_B | IEEE_G))
- for (i = 0; i < MAX_B_CHANNELS; i++)
- if (band_b_active_channel[i] == channel)
- return mode_mask & (IEEE_B | IEEE_G);
-
- return 0;
-}
+static void ipw_set_hwcrypto_keys(struct ipw_priv *);
+static void ipw_send_wep_keys(struct ipw_priv *, int);
static char *snprint_line(char *buf, size_t count,
const u8 * data, u32 len, u32 ofs)
static void _ipw_read_indirect(struct ipw_priv *, u32, u8 *, int);
#define ipw_read_indirect(a, b, c, d) \
- IPW_DEBUG_IO("%s %d: read_inddirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \
+ IPW_DEBUG_IO("%s %d: read_indirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \
_ipw_read_indirect(a, b, c, d)
static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * data,
int num);
#define ipw_write_indirect(a, b, c, d) \
IPW_DEBUG_IO("%s %d: write_indirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \
- _ipw_write_indirect(a, b, c, d)
+ _ipw_write_indirect(a, b, c, d)
/* indirect write s */
static void _ipw_write_reg32(struct ipw_priv *priv, u32 reg, u32 value)
{
IPW_DEBUG_IO(" %p : reg = 0x%8X : value = 0x%8X\n", priv, reg, value);
- _ipw_write32(priv, CX2_INDIRECT_ADDR, reg);
- _ipw_write32(priv, CX2_INDIRECT_DATA, value);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, reg);
+ _ipw_write32(priv, IPW_INDIRECT_DATA, value);
}
static void _ipw_write_reg8(struct ipw_priv *priv, u32 reg, u8 value)
{
IPW_DEBUG_IO(" reg = 0x%8X : value = 0x%8X\n", reg, value);
- _ipw_write32(priv, CX2_INDIRECT_ADDR, reg & CX2_INDIRECT_ADDR_MASK);
- _ipw_write8(priv, CX2_INDIRECT_DATA, value);
- IPW_DEBUG_IO(" reg = 0x%8lX : value = 0x%8X\n",
- (unsigned long)(priv->hw_base + CX2_INDIRECT_DATA), value);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK);
+ _ipw_write8(priv, IPW_INDIRECT_DATA, value);
}
static void _ipw_write_reg16(struct ipw_priv *priv, u32 reg, u16 value)
{
IPW_DEBUG_IO(" reg = 0x%8X : value = 0x%8X\n", reg, value);
- _ipw_write32(priv, CX2_INDIRECT_ADDR, reg & CX2_INDIRECT_ADDR_MASK);
- _ipw_write16(priv, CX2_INDIRECT_DATA, value);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK);
+ _ipw_write16(priv, IPW_INDIRECT_DATA, value);
}
/* indirect read s */
static u8 _ipw_read_reg8(struct ipw_priv *priv, u32 reg)
{
u32 word;
- _ipw_write32(priv, CX2_INDIRECT_ADDR, reg & CX2_INDIRECT_ADDR_MASK);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK);
IPW_DEBUG_IO(" reg = 0x%8X : \n", reg);
- word = _ipw_read32(priv, CX2_INDIRECT_DATA);
+ word = _ipw_read32(priv, IPW_INDIRECT_DATA);
return (word >> ((reg & 0x3) * 8)) & 0xff;
}
IPW_DEBUG_IO("%p : reg = 0x%08x\n", priv, reg);
- _ipw_write32(priv, CX2_INDIRECT_ADDR, reg);
- value = _ipw_read32(priv, CX2_INDIRECT_DATA);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, reg);
+ value = _ipw_read32(priv, IPW_INDIRECT_DATA);
IPW_DEBUG_IO(" reg = 0x%4X : value = 0x%4x \n", reg, value);
return value;
}
static void _ipw_read_indirect(struct ipw_priv *priv, u32 addr, u8 * buf,
int num)
{
- u32 aligned_addr = addr & CX2_INDIRECT_ADDR_MASK;
+ u32 aligned_addr = addr & IPW_INDIRECT_ADDR_MASK;
u32 dif_len = addr - aligned_addr;
u32 i;
/* Read the first nibble byte by byte */
if (unlikely(dif_len)) {
- _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr);
/* Start reading at aligned_addr + dif_len */
for (i = dif_len; ((i < 4) && (num > 0)); i++, num--)
- *buf++ = _ipw_read8(priv, CX2_INDIRECT_DATA + i);
+ *buf++ = _ipw_read8(priv, IPW_INDIRECT_DATA + i);
aligned_addr += 4;
}
- _ipw_write32(priv, CX2_AUTOINC_ADDR, aligned_addr);
+ _ipw_write32(priv, IPW_AUTOINC_ADDR, aligned_addr);
for (; num >= 4; buf += 4, aligned_addr += 4, num -= 4)
- *(u32 *) buf = _ipw_read32(priv, CX2_AUTOINC_DATA);
+ *(u32 *) buf = _ipw_read32(priv, IPW_AUTOINC_DATA);
/* Copy the last nibble */
if (unlikely(num)) {
- _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr);
for (i = 0; num > 0; i++, num--)
- *buf++ = ipw_read8(priv, CX2_INDIRECT_DATA + i);
+ *buf++ = ipw_read8(priv, IPW_INDIRECT_DATA + i);
}
}
static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * buf,
int num)
{
- u32 aligned_addr = addr & CX2_INDIRECT_ADDR_MASK;
+ u32 aligned_addr = addr & IPW_INDIRECT_ADDR_MASK;
u32 dif_len = addr - aligned_addr;
u32 i;
/* Write the first nibble byte by byte */
if (unlikely(dif_len)) {
- _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr);
/* Start reading at aligned_addr + dif_len */
for (i = dif_len; ((i < 4) && (num > 0)); i++, num--, buf++)
- _ipw_write8(priv, CX2_INDIRECT_DATA + i, *buf);
+ _ipw_write8(priv, IPW_INDIRECT_DATA + i, *buf);
aligned_addr += 4;
}
- _ipw_write32(priv, CX2_AUTOINC_ADDR, aligned_addr);
+ _ipw_write32(priv, IPW_AUTOINC_ADDR, aligned_addr);
for (; num >= 4; buf += 4, aligned_addr += 4, num -= 4)
- _ipw_write32(priv, CX2_AUTOINC_DATA, *(u32 *) buf);
+ _ipw_write32(priv, IPW_AUTOINC_DATA, *(u32 *) buf);
/* Copy the last nibble */
if (unlikely(num)) {
- _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr);
+ _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr);
for (i = 0; num > 0; i++, num--, buf++)
- _ipw_write8(priv, CX2_INDIRECT_DATA + i, *buf);
+ _ipw_write8(priv, IPW_INDIRECT_DATA + i, *buf);
}
}
if (priv->status & STATUS_INT_ENABLED)
return;
priv->status |= STATUS_INT_ENABLED;
- ipw_write32(priv, CX2_INTA_MASK_R, CX2_INTA_MASK_ALL);
+ ipw_write32(priv, IPW_INTA_MASK_R, IPW_INTA_MASK_ALL);
}
static inline void ipw_disable_interrupts(struct ipw_priv *priv)
if (!(priv->status & STATUS_INT_ENABLED))
return;
priv->status &= ~STATUS_INT_ENABLED;
- ipw_write32(priv, CX2_INTA_MASK_R, ~CX2_INTA_MASK_ALL);
+ ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL);
}
static char *ipw_error_desc(u32 val)
case IPW_FW_ERROR_MEMORY_OVERFLOW:
return "MEMORY_OVERFLOW";
case IPW_FW_ERROR_BAD_PARAM:
- return "ERROR_BAD_PARAM";
+ return "BAD_PARAM";
case IPW_FW_ERROR_BAD_CHECKSUM:
- return "ERROR_BAD_CHECKSUM";
+ return "BAD_CHECKSUM";
case IPW_FW_ERROR_NMI_INTERRUPT:
- return "ERROR_NMI_INTERRUPT";
+ return "NMI_INTERRUPT";
case IPW_FW_ERROR_BAD_DATABASE:
- return "ERROR_BAD_DATABASE";
+ return "BAD_DATABASE";
case IPW_FW_ERROR_ALLOC_FAIL:
- return "ERROR_ALLOC_FAIL";
+ return "ALLOC_FAIL";
case IPW_FW_ERROR_DMA_UNDERRUN:
- return "ERROR_DMA_UNDERRUN";
+ return "DMA_UNDERRUN";
case IPW_FW_ERROR_DMA_STATUS:
- return "ERROR_DMA_STATUS";
- case IPW_FW_ERROR_DINOSTATUS_ERROR:
- return "ERROR_DINOSTATUS_ERROR";
- case IPW_FW_ERROR_EEPROMSTATUS_ERROR:
- return "ERROR_EEPROMSTATUS_ERROR";
+ return "DMA_STATUS";
+ case IPW_FW_ERROR_DINO_ERROR:
+ return "DINO_ERROR";
+ case IPW_FW_ERROR_EEPROM_ERROR:
+ return "EEPROM_ERROR";
case IPW_FW_ERROR_SYSASSERT:
- return "ERROR_SYSASSERT";
+ return "SYSASSERT";
case IPW_FW_ERROR_FATAL_ERROR:
- return "ERROR_FATALSTATUS_ERROR";
+ return "FATAL_ERROR";
default:
- return "UNKNOWNSTATUS_ERROR";
+ return "UNKNOWN_ERROR";
}
}
}
}
+static inline int ipw_is_init(struct ipw_priv *priv)
+{
+ return (priv->status & STATUS_INIT) ? 1 : 0;
+}
+
static int ipw_get_ordinal(struct ipw_priv *priv, u32 ord, void *val, u32 * len)
{
u32 addr, field_info, field_len, field_count, total_len;
}
+u32 ipw_register_toggle(u32 reg)
+{
+ reg &= ~IPW_START_STANDBY;
+ if (reg & IPW_GATE_ODMA)
+ reg &= ~IPW_GATE_ODMA;
+ if (reg & IPW_GATE_IDMA)
+ reg &= ~IPW_GATE_IDMA;
+ if (reg & IPW_GATE_ADMA)
+ reg &= ~IPW_GATE_ADMA;
+ return reg;
+}
+
+/*
+ * LED behavior:
+ * - On radio ON, turn on any LEDs that require to be on during start
+ * - On initialization, start unassociated blink
+ * - On association, disable unassociated blink
+ * - On disassociation, start unassociated blink
+ * - On radio OFF, turn off any LEDs started during radio on
+ *
+ */
+#define LD_TIME_LINK_ON 300
+#define LD_TIME_LINK_OFF 2700
+#define LD_TIME_ACT_ON 250
+
+void ipw_led_link_on(struct ipw_priv *priv)
+{
+ unsigned long flags;
+ u32 led;
+
+ /* If configured to not use LEDs, or nic_type is 1,
+ * then we don't toggle a LINK led */
+ if (priv->config & CFG_NO_LED || priv->nic_type == EEPROM_NIC_TYPE_1)
+ return;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ if (!(priv->status & STATUS_RF_KILL_MASK) &&
+ !(priv->status & STATUS_LED_LINK_ON)) {
+ IPW_DEBUG_LED("Link LED On\n");
+ led = ipw_read_reg32(priv, IPW_EVENT_REG);
+ led |= priv->led_association_on;
+
+ led = ipw_register_toggle(led);
+
+ IPW_DEBUG_LED("Reg: 0x%08X\n", led);
+ ipw_write_reg32(priv, IPW_EVENT_REG, led);
+
+ priv->status |= STATUS_LED_LINK_ON;
+
+ /* If we aren't associated, schedule turning the LED off */
+ if (!(priv->status & STATUS_ASSOCIATED))
+ queue_delayed_work(priv->workqueue,
+ &priv->led_link_off,
+ LD_TIME_LINK_ON);
+ }
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+}
+
+static void ipw_bg_led_link_on(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_led_link_on(data);
+ up(&priv->sem);
+}
+
+void ipw_led_link_off(struct ipw_priv *priv)
+{
+ unsigned long flags;
+ u32 led;
+
+ /* If configured not to use LEDs, or nic type is 1,
+ * then we don't goggle the LINK led. */
+ if (priv->config & CFG_NO_LED || priv->nic_type == EEPROM_NIC_TYPE_1)
+ return;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ if (priv->status & STATUS_LED_LINK_ON) {
+ led = ipw_read_reg32(priv, IPW_EVENT_REG);
+ led &= priv->led_association_off;
+ led = ipw_register_toggle(led);
+
+ IPW_DEBUG_LED("Reg: 0x%08X\n", led);
+ ipw_write_reg32(priv, IPW_EVENT_REG, led);
+
+ IPW_DEBUG_LED("Link LED Off\n");
+
+ priv->status &= ~STATUS_LED_LINK_ON;
+
+ /* If we aren't associated and the radio is on, schedule
+ * turning the LED on (blink while unassociated) */
+ if (!(priv->status & STATUS_RF_KILL_MASK) &&
+ !(priv->status & STATUS_ASSOCIATED))
+ queue_delayed_work(priv->workqueue, &priv->led_link_on,
+ LD_TIME_LINK_OFF);
+
+ }
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+}
+
+static void ipw_bg_led_link_off(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_led_link_off(data);
+ up(&priv->sem);
+}
+
+static inline void __ipw_led_activity_on(struct ipw_priv *priv)
+{
+ u32 led;
+
+ if (priv->config & CFG_NO_LED)
+ return;
+
+ if (priv->status & STATUS_RF_KILL_MASK)
+ return;
+
+ if (!(priv->status & STATUS_LED_ACT_ON)) {
+ led = ipw_read_reg32(priv, IPW_EVENT_REG);
+ led |= priv->led_activity_on;
+
+ led = ipw_register_toggle(led);
+
+ IPW_DEBUG_LED("Reg: 0x%08X\n", led);
+ ipw_write_reg32(priv, IPW_EVENT_REG, led);
+
+ IPW_DEBUG_LED("Activity LED On\n");
+
+ priv->status |= STATUS_LED_ACT_ON;
+
+ cancel_delayed_work(&priv->led_act_off);
+ queue_delayed_work(priv->workqueue, &priv->led_act_off,
+ LD_TIME_ACT_ON);
+ } else {
+ /* Reschedule LED off for full time period */
+ cancel_delayed_work(&priv->led_act_off);
+ queue_delayed_work(priv->workqueue, &priv->led_act_off,
+ LD_TIME_ACT_ON);
+ }
+}
+
+void ipw_led_activity_on(struct ipw_priv *priv)
+{
+ unsigned long flags;
+ spin_lock_irqsave(&priv->lock, flags);
+ __ipw_led_activity_on(priv);
+ spin_unlock_irqrestore(&priv->lock, flags);
+}
+
+void ipw_led_activity_off(struct ipw_priv *priv)
+{
+ unsigned long flags;
+ u32 led;
+
+ if (priv->config & CFG_NO_LED)
+ return;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ if (priv->status & STATUS_LED_ACT_ON) {
+ led = ipw_read_reg32(priv, IPW_EVENT_REG);
+ led &= priv->led_activity_off;
+
+ led = ipw_register_toggle(led);
+
+ IPW_DEBUG_LED("Reg: 0x%08X\n", led);
+ ipw_write_reg32(priv, IPW_EVENT_REG, led);
+
+ IPW_DEBUG_LED("Activity LED Off\n");
+
+ priv->status &= ~STATUS_LED_ACT_ON;
+ }
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+}
+
+static void ipw_bg_led_activity_off(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_led_activity_off(data);
+ up(&priv->sem);
+}
+
+void ipw_led_band_on(struct ipw_priv *priv)
+{
+ unsigned long flags;
+ u32 led;
+
+ /* Only nic type 1 supports mode LEDs */
+ if (priv->config & CFG_NO_LED ||
+ priv->nic_type != EEPROM_NIC_TYPE_1 || !priv->assoc_network)
+ return;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ led = ipw_read_reg32(priv, IPW_EVENT_REG);
+ if (priv->assoc_network->mode == IEEE_A) {
+ led |= priv->led_ofdm_on;
+ led &= priv->led_association_off;
+ IPW_DEBUG_LED("Mode LED On: 802.11a\n");
+ } else if (priv->assoc_network->mode == IEEE_G) {
+ led |= priv->led_ofdm_on;
+ led |= priv->led_association_on;
+ IPW_DEBUG_LED("Mode LED On: 802.11g\n");
+ } else {
+ led &= priv->led_ofdm_off;
+ led |= priv->led_association_on;
+ IPW_DEBUG_LED("Mode LED On: 802.11b\n");
+ }
+
+ led = ipw_register_toggle(led);
+
+ IPW_DEBUG_LED("Reg: 0x%08X\n", led);
+ ipw_write_reg32(priv, IPW_EVENT_REG, led);
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+}
+
+void ipw_led_band_off(struct ipw_priv *priv)
+{
+ unsigned long flags;
+ u32 led;
+
+ /* Only nic type 1 supports mode LEDs */
+ if (priv->config & CFG_NO_LED || priv->nic_type != EEPROM_NIC_TYPE_1)
+ return;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ led = ipw_read_reg32(priv, IPW_EVENT_REG);
+ led &= priv->led_ofdm_off;
+ led &= priv->led_association_off;
+
+ led = ipw_register_toggle(led);
+
+ IPW_DEBUG_LED("Reg: 0x%08X\n", led);
+ ipw_write_reg32(priv, IPW_EVENT_REG, led);
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+}
+
+void ipw_led_radio_on(struct ipw_priv *priv)
+{
+ ipw_led_link_on(priv);
+}
+
+void ipw_led_radio_off(struct ipw_priv *priv)
+{
+ ipw_led_activity_off(priv);
+ ipw_led_link_off(priv);
+}
+
+void ipw_led_link_up(struct ipw_priv *priv)
+{
+ /* Set the Link Led on for all nic types */
+ ipw_led_link_on(priv);
+}
+
+void ipw_led_link_down(struct ipw_priv *priv)
+{
+ ipw_led_activity_off(priv);
+ ipw_led_link_off(priv);
+
+ if (priv->status & STATUS_RF_KILL_MASK)
+ ipw_led_radio_off(priv);
+}
+
+void ipw_led_init(struct ipw_priv *priv)
+{
+ priv->nic_type = priv->eeprom[EEPROM_NIC_TYPE];
+
+ /* Set the default PINs for the link and activity leds */
+ priv->led_activity_on = IPW_ACTIVITY_LED;
+ priv->led_activity_off = ~(IPW_ACTIVITY_LED);
+
+ priv->led_association_on = IPW_ASSOCIATED_LED;
+ priv->led_association_off = ~(IPW_ASSOCIATED_LED);
+
+ /* Set the default PINs for the OFDM leds */
+ priv->led_ofdm_on = IPW_OFDM_LED;
+ priv->led_ofdm_off = ~(IPW_OFDM_LED);
+
+ switch (priv->nic_type) {
+ case EEPROM_NIC_TYPE_1:
+ /* In this NIC type, the LEDs are reversed.... */
+ priv->led_activity_on = IPW_ASSOCIATED_LED;
+ priv->led_activity_off = ~(IPW_ASSOCIATED_LED);
+ priv->led_association_on = IPW_ACTIVITY_LED;
+ priv->led_association_off = ~(IPW_ACTIVITY_LED);
+
+ if (!(priv->config & CFG_NO_LED))
+ ipw_led_band_on(priv);
+
+ /* And we don't blink link LEDs for this nic, so
+ * just return here */
+ return;
+
+ case EEPROM_NIC_TYPE_3:
+ case EEPROM_NIC_TYPE_2:
+ case EEPROM_NIC_TYPE_4:
+ case EEPROM_NIC_TYPE_0:
+ break;
+
+ default:
+ IPW_DEBUG_INFO("Unknown NIC type from EEPROM: %d\n",
+ priv->nic_type);
+ priv->nic_type = EEPROM_NIC_TYPE_0;
+ break;
+ }
+
+ if (!(priv->config & CFG_NO_LED)) {
+ if (priv->status & STATUS_ASSOCIATED)
+ ipw_led_link_on(priv);
+ else
+ ipw_led_link_off(priv);
+ }
+}
+
+void ipw_led_shutdown(struct ipw_priv *priv)
+{
+ ipw_led_activity_off(priv);
+ ipw_led_link_off(priv);
+ ipw_led_band_off(priv);
+ cancel_delayed_work(&priv->led_link_on);
+ cancel_delayed_work(&priv->led_link_off);
+ cancel_delayed_work(&priv->led_act_off);
+}
+
/*
* The following adds a new attribute to the sysfs representation
* of this device driver (i.e. a new file in /sys/bus/pci/drivers/ipw/)
{
return sprintf(buf, "0x%08X\n", ipw_debug_level);
}
-static ssize_t store_debug_level(struct device_driver *d,
- const char *buf, size_t count)
+
+static ssize_t store_debug_level(struct device_driver *d, const char *buf,
+ size_t count)
{
char *p = (char *)buf;
u32 val;
static DRIVER_ATTR(debug_level, S_IWUSR | S_IRUGO,
show_debug_level, store_debug_level);
+static ssize_t show_scan_age(struct device *d, struct device_attribute *attr,
+ char *buf)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+ return sprintf(buf, "%d\n", priv->ieee->scan_age);
+}
+
+static ssize_t store_scan_age(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+#ifdef CONFIG_IPW_DEBUG
+ struct net_device *dev = priv->net_dev;
+#endif
+ char buffer[] = "00000000";
+ unsigned long len =
+ (sizeof(buffer) - 1) > count ? count : sizeof(buffer) - 1;
+ unsigned long val;
+ char *p = buffer;
+
+ IPW_DEBUG_INFO("enter\n");
+
+ strncpy(buffer, buf, len);
+ buffer[len] = 0;
+
+ if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') {
+ p++;
+ if (p[0] == 'x' || p[0] == 'X')
+ p++;
+ val = simple_strtoul(p, &p, 16);
+ } else
+ val = simple_strtoul(p, &p, 10);
+ if (p == buffer) {
+ IPW_DEBUG_INFO("%s: user supplied invalid value.\n", dev->name);
+ } else {
+ priv->ieee->scan_age = val;
+ IPW_DEBUG_INFO("set scan_age = %u\n", priv->ieee->scan_age);
+ }
+
+ IPW_DEBUG_INFO("exit\n");
+ return len;
+}
+
+static DEVICE_ATTR(scan_age, S_IWUSR | S_IRUGO, show_scan_age, store_scan_age);
+
+static ssize_t show_led(struct device *d, struct device_attribute *attr,
+ char *buf)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+ return sprintf(buf, "%d\n", (priv->config & CFG_NO_LED) ? 0 : 1);
+}
+
+static ssize_t store_led(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+
+ IPW_DEBUG_INFO("enter\n");
+
+ if (count == 0)
+ return 0;
+
+ if (*buf == 0) {
+ IPW_DEBUG_LED("Disabling LED control.\n");
+ priv->config |= CFG_NO_LED;
+ ipw_led_shutdown(priv);
+ } else {
+ IPW_DEBUG_LED("Enabling LED control.\n");
+ priv->config &= ~CFG_NO_LED;
+ ipw_led_init(priv);
+ }
+
+ IPW_DEBUG_INFO("exit\n");
+ return count;
+}
+
+static DEVICE_ATTR(led, S_IWUSR | S_IRUGO, show_led, store_led);
+
static ssize_t show_status(struct device *d,
struct device_attribute *attr, char *buf)
{
static ssize_t show_nic_type(struct device *d,
struct device_attribute *attr, char *buf)
{
- struct ipw_priv *p = d->driver_data;
- u8 type = p->eeprom[EEPROM_NIC_TYPE];
-
- switch (type) {
- case EEPROM_NIC_TYPE_STANDARD:
- return sprintf(buf, "STANDARD\n");
- case EEPROM_NIC_TYPE_DELL:
- return sprintf(buf, "DELL\n");
- case EEPROM_NIC_TYPE_FUJITSU:
- return sprintf(buf, "FUJITSU\n");
- case EEPROM_NIC_TYPE_IBM:
- return sprintf(buf, "IBM\n");
- case EEPROM_NIC_TYPE_HP:
- return sprintf(buf, "HP\n");
- }
-
- return sprintf(buf, "UNKNOWN\n");
+ struct ipw_priv *priv = d->driver_data;
+ return sprintf(buf, "TYPE: %d\n", priv->nic_type);
}
static DEVICE_ATTR(nic_type, S_IRUGO, show_nic_type, NULL);
u32 reg = 0;
struct ipw_priv *p = d->driver_data;
- reg = ipw_read_reg32(p, CX2_INTERNAL_CMD_EVENT);
+ reg = ipw_read_reg32(p, IPW_INTERNAL_CMD_EVENT);
return sprintf(buf, "0x%08x\n", reg);
}
static ssize_t store_command_event_reg(struct device *d,
struct ipw_priv *p = d->driver_data;
sscanf(buf, "%x", ®);
- ipw_write_reg32(p, CX2_INTERNAL_CMD_EVENT, reg);
+ ipw_write_reg32(p, IPW_INTERNAL_CMD_EVENT, reg);
return strnlen(buf, count);
}
{
u32 reg = 0;
struct ipw_priv *priv = d->driver_data;
+
if (priv->status & STATUS_INDIRECT_DWORD)
reg = ipw_read_reg32(priv, priv->indirect_dword);
else
{
u8 reg = 0;
struct ipw_priv *priv = d->driver_data;
+
if (priv->status & STATUS_INDIRECT_BYTE)
reg = ipw_read_reg8(priv, priv->indirect_byte);
else
if (disable_radio) {
priv->status |= STATUS_RF_KILL_SW;
- if (priv->workqueue) {
+ if (priv->workqueue)
cancel_delayed_work(&priv->request_scan);
- }
- wake_up_interruptible(&priv->wait_command_queue);
queue_work(priv->workqueue, &priv->down);
} else {
priv->status &= ~STATUS_RF_KILL_SW;
static DEVICE_ATTR(rf_kill, S_IWUSR | S_IRUGO, show_rf_kill, store_rf_kill);
-static void notify_wx_assoc_event(struct ipw_priv *priv)
+static ssize_t show_speed_scan(struct device *d, struct device_attribute *attr,
+ char *buf)
{
- union iwreq_data wrqu;
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
- if (priv->status & STATUS_ASSOCIATED)
- memcpy(wrqu.ap_addr.sa_data, priv->bssid, ETH_ALEN);
- else
- memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
- wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL);
+ struct ipw_priv *priv = (struct ipw_priv *)d->driver_data;
+ int pos = 0, len = 0;
+ if (priv->config & CFG_SPEED_SCAN) {
+ while (priv->speed_scan[pos] != 0)
+ len += sprintf(&buf[len], "%d ",
+ priv->speed_scan[pos++]);
+ return len + sprintf(&buf[len], "\n");
+ }
+
+ return sprintf(buf, "0\n");
}
-static void ipw_irq_tasklet(struct ipw_priv *priv)
+static ssize_t store_speed_scan(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t count)
{
- u32 inta, inta_mask, handled = 0;
- unsigned long flags;
- int rc = 0;
+ struct ipw_priv *priv = (struct ipw_priv *)d->driver_data;
+ int channel, pos = 0;
+ const char *p = buf;
- spin_lock_irqsave(&priv->lock, flags);
-
- inta = ipw_read32(priv, CX2_INTA_RW);
- inta_mask = ipw_read32(priv, CX2_INTA_MASK_R);
- inta &= (CX2_INTA_MASK_ALL & inta_mask);
+ /* list of space separated channels to scan, optionally ending with 0 */
+ while ((channel = simple_strtol(p, NULL, 0))) {
+ if (pos == MAX_SPEED_SCAN - 1) {
+ priv->speed_scan[pos] = 0;
+ break;
+ }
+
+ if (ieee80211_is_valid_channel(priv->ieee, channel))
+ priv->speed_scan[pos++] = channel;
+ else
+ IPW_WARNING("Skipping invalid channel request: %d\n",
+ channel);
+ p = strchr(p, ' ');
+ if (!p)
+ break;
+ while (*p == ' ' || *p == '\t')
+ p++;
+ }
+
+ if (pos == 0)
+ priv->config &= ~CFG_SPEED_SCAN;
+ else {
+ priv->speed_scan_pos = 0;
+ priv->config |= CFG_SPEED_SCAN;
+ }
+
+ return count;
+}
+
+static DEVICE_ATTR(speed_scan, S_IWUSR | S_IRUGO, show_speed_scan,
+ store_speed_scan);
+
+static ssize_t show_net_stats(struct device *d, struct device_attribute *attr,
+ char *buf)
+{
+ struct ipw_priv *priv = (struct ipw_priv *)d->driver_data;
+ return sprintf(buf, "%c\n", (priv->config & CFG_NET_STATS) ? '1' : '0');
+}
+
+static ssize_t store_net_stats(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct ipw_priv *priv = (struct ipw_priv *)d->driver_data;
+ if (buf[0] == '1')
+ priv->config |= CFG_NET_STATS;
+ else
+ priv->config &= ~CFG_NET_STATS;
+
+ return count;
+}
+
+static DEVICE_ATTR(net_stats, S_IWUSR | S_IRUGO,
+ show_net_stats, store_net_stats);
+
+static void notify_wx_assoc_event(struct ipw_priv *priv)
+{
+ union iwreq_data wrqu;
+ wrqu.ap_addr.sa_family = ARPHRD_ETHER;
+ if (priv->status & STATUS_ASSOCIATED)
+ memcpy(wrqu.ap_addr.sa_data, priv->bssid, ETH_ALEN);
+ else
+ memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
+ wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL);
+}
+
+static void ipw_irq_tasklet(struct ipw_priv *priv)
+{
+ u32 inta, inta_mask, handled = 0;
+ unsigned long flags;
+ int rc = 0;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ inta = ipw_read32(priv, IPW_INTA_RW);
+ inta_mask = ipw_read32(priv, IPW_INTA_MASK_R);
+ inta &= (IPW_INTA_MASK_ALL & inta_mask);
/* Add any cached INTA values that need to be handled */
inta |= priv->isr_inta;
/* handle all the justifications for the interrupt */
- if (inta & CX2_INTA_BIT_RX_TRANSFER) {
+ if (inta & IPW_INTA_BIT_RX_TRANSFER) {
ipw_rx(priv);
- handled |= CX2_INTA_BIT_RX_TRANSFER;
+ handled |= IPW_INTA_BIT_RX_TRANSFER;
}
- if (inta & CX2_INTA_BIT_TX_CMD_QUEUE) {
+ if (inta & IPW_INTA_BIT_TX_CMD_QUEUE) {
IPW_DEBUG_HC("Command completed.\n");
rc = ipw_queue_tx_reclaim(priv, &priv->txq_cmd, -1);
priv->status &= ~STATUS_HCMD_ACTIVE;
wake_up_interruptible(&priv->wait_command_queue);
- handled |= CX2_INTA_BIT_TX_CMD_QUEUE;
+ handled |= IPW_INTA_BIT_TX_CMD_QUEUE;
}
- if (inta & CX2_INTA_BIT_TX_QUEUE_1) {
+ if (inta & IPW_INTA_BIT_TX_QUEUE_1) {
IPW_DEBUG_TX("TX_QUEUE_1\n");
rc = ipw_queue_tx_reclaim(priv, &priv->txq[0], 0);
- handled |= CX2_INTA_BIT_TX_QUEUE_1;
+ handled |= IPW_INTA_BIT_TX_QUEUE_1;
}
- if (inta & CX2_INTA_BIT_TX_QUEUE_2) {
+ if (inta & IPW_INTA_BIT_TX_QUEUE_2) {
IPW_DEBUG_TX("TX_QUEUE_2\n");
rc = ipw_queue_tx_reclaim(priv, &priv->txq[1], 1);
- handled |= CX2_INTA_BIT_TX_QUEUE_2;
+ handled |= IPW_INTA_BIT_TX_QUEUE_2;
}
- if (inta & CX2_INTA_BIT_TX_QUEUE_3) {
+ if (inta & IPW_INTA_BIT_TX_QUEUE_3) {
IPW_DEBUG_TX("TX_QUEUE_3\n");
rc = ipw_queue_tx_reclaim(priv, &priv->txq[2], 2);
- handled |= CX2_INTA_BIT_TX_QUEUE_3;
+ handled |= IPW_INTA_BIT_TX_QUEUE_3;
}
- if (inta & CX2_INTA_BIT_TX_QUEUE_4) {
+ if (inta & IPW_INTA_BIT_TX_QUEUE_4) {
IPW_DEBUG_TX("TX_QUEUE_4\n");
rc = ipw_queue_tx_reclaim(priv, &priv->txq[3], 3);
- handled |= CX2_INTA_BIT_TX_QUEUE_4;
+ handled |= IPW_INTA_BIT_TX_QUEUE_4;
}
- if (inta & CX2_INTA_BIT_STATUS_CHANGE) {
+ if (inta & IPW_INTA_BIT_STATUS_CHANGE) {
IPW_WARNING("STATUS_CHANGE\n");
- handled |= CX2_INTA_BIT_STATUS_CHANGE;
+ handled |= IPW_INTA_BIT_STATUS_CHANGE;
}
- if (inta & CX2_INTA_BIT_BEACON_PERIOD_EXPIRED) {
+ if (inta & IPW_INTA_BIT_BEACON_PERIOD_EXPIRED) {
IPW_WARNING("TX_PERIOD_EXPIRED\n");
- handled |= CX2_INTA_BIT_BEACON_PERIOD_EXPIRED;
+ handled |= IPW_INTA_BIT_BEACON_PERIOD_EXPIRED;
}
- if (inta & CX2_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE) {
+ if (inta & IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE) {
IPW_WARNING("HOST_CMD_DONE\n");
- handled |= CX2_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE;
+ handled |= IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE;
}
- if (inta & CX2_INTA_BIT_FW_INITIALIZATION_DONE) {
+ if (inta & IPW_INTA_BIT_FW_INITIALIZATION_DONE) {
IPW_WARNING("FW_INITIALIZATION_DONE\n");
- handled |= CX2_INTA_BIT_FW_INITIALIZATION_DONE;
+ handled |= IPW_INTA_BIT_FW_INITIALIZATION_DONE;
}
- if (inta & CX2_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE) {
+ if (inta & IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE) {
IPW_WARNING("PHY_OFF_DONE\n");
- handled |= CX2_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE;
+ handled |= IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE;
}
- if (inta & CX2_INTA_BIT_RF_KILL_DONE) {
+ if (inta & IPW_INTA_BIT_RF_KILL_DONE) {
IPW_DEBUG_RF_KILL("RF_KILL_DONE\n");
priv->status |= STATUS_RF_KILL_HW;
wake_up_interruptible(&priv->wait_command_queue);
- netif_carrier_off(priv->net_dev);
- netif_stop_queue(priv->net_dev);
priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING);
- notify_wx_assoc_event(priv);
cancel_delayed_work(&priv->request_scan);
+ schedule_work(&priv->link_down);
queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ);
- handled |= CX2_INTA_BIT_RF_KILL_DONE;
+ handled |= IPW_INTA_BIT_RF_KILL_DONE;
}
- if (inta & CX2_INTA_BIT_FATAL_ERROR) {
+ if (inta & IPW_INTA_BIT_FATAL_ERROR) {
IPW_ERROR("Firmware error detected. Restarting.\n");
#ifdef CONFIG_IPW_DEBUG
if (ipw_debug_level & IPW_DL_FW_ERRORS) {
ipw_dump_nic_event_log(priv);
}
#endif
+ /* XXX: If hardware encryption is for WPA/WPA2,
+ * we have to notify the supplicant. */
+ if (priv->ieee->sec.encrypt) {
+ priv->status &= ~STATUS_ASSOCIATED;
+ notify_wx_assoc_event(priv);
+ }
+
+ /* Keep the restart process from trying to send host
+ * commands by clearing the INIT status bit */
+ priv->status &= ~STATUS_INIT;
+
+ /* Cancel currently queued command. */
+ priv->status &= ~STATUS_HCMD_ACTIVE;
+ wake_up_interruptible(&priv->wait_command_queue);
+
queue_work(priv->workqueue, &priv->adapter_restart);
- handled |= CX2_INTA_BIT_FATAL_ERROR;
+ handled |= IPW_INTA_BIT_FATAL_ERROR;
}
- if (inta & CX2_INTA_BIT_PARITY_ERROR) {
+ if (inta & IPW_INTA_BIT_PARITY_ERROR) {
IPW_ERROR("Parity error\n");
- handled |= CX2_INTA_BIT_PARITY_ERROR;
+ handled |= IPW_INTA_BIT_PARITY_ERROR;
}
if (handled != inta) {
static int ipw_send_cmd(struct ipw_priv *priv, struct host_cmd *cmd)
{
int rc = 0;
+ unsigned long flags;
+ spin_lock_irqsave(&priv->lock, flags);
if (priv->status & STATUS_HCMD_ACTIVE) {
IPW_ERROR("Already sending a command\n");
+ spin_unlock_irqrestore(&priv->lock, flags);
return -1;
}
priv->status |= STATUS_HCMD_ACTIVE;
- IPW_DEBUG_HC("Sending %s command (#%d), %d bytes\n",
- get_cmd_string(cmd->cmd), cmd->cmd, cmd->len);
+ IPW_DEBUG_HC("%s command (#%d) %d bytes: 0x%08X\n",
+ get_cmd_string(cmd->cmd), cmd->cmd, cmd->len,
+ priv->status);
printk_buf(IPW_DL_HOST_COMMAND, (u8 *) cmd->param, cmd->len);
rc = ipw_queue_tx_hcmd(priv, cmd->cmd, &cmd->param, cmd->len, 0);
- if (rc)
+ if (rc) {
+ priv->status &= ~STATUS_HCMD_ACTIVE;
+ spin_unlock_irqrestore(&priv->lock, flags);
return rc;
+ }
+ spin_unlock_irqrestore(&priv->lock, flags);
rc = wait_event_interruptible_timeout(priv->wait_command_queue,
!(priv->
status & STATUS_HCMD_ACTIVE),
HOST_COMPLETE_TIMEOUT);
if (rc == 0) {
- IPW_DEBUG_INFO("Command completion failed out after %dms.\n",
- jiffies_to_msecs(HOST_COMPLETE_TIMEOUT));
- priv->status &= ~STATUS_HCMD_ACTIVE;
- return -EIO;
+ spin_lock_irqsave(&priv->lock, flags);
+ if (priv->status & STATUS_HCMD_ACTIVE) {
+ IPW_DEBUG_INFO("Command completion failed out after "
+ "%dms.\n",
+ 1000 * (HOST_COMPLETE_TIMEOUT / HZ));
+ priv->status &= ~STATUS_HCMD_ACTIVE;
+ spin_unlock_irqrestore(&priv->lock, flags);
+ return -EIO;
+ }
+ spin_unlock_irqrestore(&priv->lock, flags);
}
- if (priv->status & STATUS_RF_KILL_MASK) {
+
+ if (priv->status & STATUS_RF_KILL_HW) {
IPW_DEBUG_INFO("Command aborted due to RF Kill Switch\n");
return -EIO;
}
return -1;
}
- memcpy(&cmd.param, config, sizeof(*config));
+ memcpy(cmd.param, config, sizeof(*config));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send SYSTEM_CONFIG command\n");
return -1;
return -1;
}
- memcpy(&cmd.param, ssid, cmd.len);
+ memcpy(cmd.param, ssid, cmd.len);
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send SSID command\n");
return -1;
IPW_DEBUG_INFO("%s: Setting MAC to " MAC_FMT "\n",
priv->net_dev->name, MAC_ARG(mac));
- memcpy(&cmd.param, mac, ETH_ALEN);
-
+ memcpy(cmd.param, mac, ETH_ALEN);
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send ADAPTER_ADDRESS command\n");
return -1;
return 0;
}
+/*
+ * NOTE: This must be executed from our workqueue as it results in udelay
+ * being called which may corrupt the keyboard if executed on default
+ * workqueue
+ */
static void ipw_adapter_restart(void *adapter)
{
struct ipw_priv *priv = adapter;
return;
ipw_down(priv);
+
+ if (priv->assoc_network &&
+ (priv->assoc_network->capability & WLAN_CAPABILITY_IBSS))
+ ipw_remove_current_network(priv);
+
if (ipw_up(priv)) {
IPW_ERROR("Failed to up device\n");
return;
}
}
+static void ipw_bg_adapter_restart(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_adapter_restart(data);
+ up(&priv->sem);
+}
+
#define IPW_SCAN_CHECK_WATCHDOG (5 * HZ)
static void ipw_scan_check(void *data)
IPW_DEBUG_SCAN("Scan completion watchdog resetting "
"adapter (%dms).\n",
IPW_SCAN_CHECK_WATCHDOG / 100);
- ipw_adapter_restart(priv);
+ queue_work(priv->workqueue, &priv->adapter_restart);
}
}
+static void ipw_bg_scan_check(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_scan_check(data);
+ up(&priv->sem);
+}
+
static int ipw_send_scan_request_ext(struct ipw_priv *priv,
struct ipw_scan_request_ext *request)
{
.len = sizeof(*request)
};
- if (!priv || !request) {
- IPW_ERROR("Invalid args\n");
- return -1;
- }
-
- memcpy(&cmd.param, request, sizeof(*request));
+ memcpy(cmd.param, request, sizeof(*request));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send SCAN_REQUEST_EXT command\n");
return -1;
}
- queue_delayed_work(priv->workqueue, &priv->scan_check,
- IPW_SCAN_CHECK_WATCHDOG);
return 0;
}
.len = sizeof(*associate)
};
+ struct ipw_associate tmp_associate;
+ memcpy(&tmp_associate, associate, sizeof(*associate));
+ tmp_associate.policy_support =
+ cpu_to_le16(tmp_associate.policy_support);
+ tmp_associate.assoc_tsf_msw = cpu_to_le32(tmp_associate.assoc_tsf_msw);
+ tmp_associate.assoc_tsf_lsw = cpu_to_le32(tmp_associate.assoc_tsf_lsw);
+ tmp_associate.capability = cpu_to_le16(tmp_associate.capability);
+ tmp_associate.listen_interval =
+ cpu_to_le16(tmp_associate.listen_interval);
+ tmp_associate.beacon_interval =
+ cpu_to_le16(tmp_associate.beacon_interval);
+ tmp_associate.atim_window = cpu_to_le16(tmp_associate.atim_window);
+
if (!priv || !associate) {
IPW_ERROR("Invalid args\n");
return -1;
}
- memcpy(&cmd.param, associate, sizeof(*associate));
+ memcpy(cmd.param, &tmp_associate, sizeof(*associate));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send ASSOCIATE command\n");
return -1;
return -1;
}
- memcpy(&cmd.param, rates, sizeof(*rates));
+ memcpy(cmd.param, rates, sizeof(*rates));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send SUPPORTED_RATES command\n");
return -1;
return 0;
}
-#if 0
static int ipw_send_card_disable(struct ipw_priv *priv, u32 phy_off)
{
struct host_cmd cmd = {
return 0;
}
-#endif
static int ipw_send_tx_power(struct ipw_priv *priv, struct ipw_tx_power *power)
{
return -1;
}
- memcpy(&cmd.param, power, sizeof(*power));
+ memcpy(cmd.param, power, sizeof(*power));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send TX_POWER command\n");
return -1;
return -1;
}
- memcpy(&cmd.param, &rts_threshold, sizeof(rts_threshold));
+ memcpy(cmd.param, &rts_threshold, sizeof(rts_threshold));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send RTS_THRESHOLD command\n");
return -1;
return -1;
}
- memcpy(&cmd.param, &frag_threshold, sizeof(frag_threshold));
+ memcpy(cmd.param, &frag_threshold, sizeof(frag_threshold));
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send FRAG_THRESHOLD command\n");
return -1;
return 0;
}
+static int ipw_send_retry_limit(struct ipw_priv *priv, u8 slimit, u8 llimit)
+{
+ struct ipw_retry_limit retry_limit = {
+ .short_retry_limit = slimit,
+ .long_retry_limit = llimit
+ };
+ struct host_cmd cmd = {
+ .cmd = IPW_CMD_RETRY_LIMIT,
+ .len = sizeof(retry_limit)
+ };
+
+ if (!priv) {
+ IPW_ERROR("Invalid args\n");
+ return -1;
+ }
+
+ memcpy(cmd.param, &retry_limit, sizeof(retry_limit));
+ if (ipw_send_cmd(priv, &cmd)) {
+ IPW_ERROR("failed to send RETRY_LIMIT command\n");
+ return -1;
+ }
+
+ return 0;
+}
+
/*
* The IPW device contains a Microwire compatible EEPROM that stores
* various data like the MAC address. Usually the firmware has exclusive
/* data's copy of the eeprom data */
static void eeprom_parse_mac(struct ipw_priv *priv, u8 * mac)
{
- u8 *ee = (u8 *) priv->eeprom;
- memcpy(mac, &ee[EEPROM_MAC_ADDRESS], 6);
+ memcpy(mac, &priv->eeprom[EEPROM_MAC_ADDRESS], 6);
}
/*
/* read entire contents of eeprom into private buffer */
for (i = 0; i < 128; i++)
- eeprom[i] = eeprom_read_u16(priv, (u8) i);
+ eeprom[i] = le16_to_cpu(eeprom_read_u16(priv, (u8) i));
/*
If the data looks correct, then copy it to our private
IPW_DEBUG_INFO("Writing EEPROM data into SRAM\n");
/* write the eeprom data to sram */
- for (i = 0; i < CX2_EEPROM_IMAGE_SIZE; i++)
+ for (i = 0; i < IPW_EEPROM_IMAGE_SIZE; i++)
ipw_write8(priv, IPW_EEPROM_DATA + i, priv->eeprom[i]);
/* Do not load eeprom data on fatal error or suspend */
count >>= 2;
if (!count)
return;
- _ipw_write32(priv, CX2_AUTOINC_ADDR, start);
+ _ipw_write32(priv, IPW_AUTOINC_ADDR, start);
while (count--)
- _ipw_write32(priv, CX2_AUTOINC_DATA, 0);
+ _ipw_write32(priv, IPW_AUTOINC_DATA, 0);
}
static inline void ipw_fw_dma_reset_command_blocks(struct ipw_priv *priv)
{
- ipw_zero_memory(priv, CX2_SHARED_SRAM_DMA_CONTROL,
+ ipw_zero_memory(priv, IPW_SHARED_SRAM_DMA_CONTROL,
CB_NUMBER_OF_ELEMENTS_SMALL *
sizeof(struct command_block));
}
ipw_fw_dma_reset_command_blocks(priv);
/* Write CB base address */
- ipw_write_reg32(priv, CX2_DMA_I_CB_BASE, CX2_SHARED_SRAM_DMA_CONTROL);
+ ipw_write_reg32(priv, IPW_DMA_I_CB_BASE, IPW_SHARED_SRAM_DMA_CONTROL);
IPW_DEBUG_FW("<< : \n");
return 0;
//set the Stop and Abort bit
control = DMA_CONTROL_SMALL_CB_CONST_VALUE | DMA_CB_STOP_AND_ABORT;
- ipw_write_reg32(priv, CX2_DMA_I_DMA_CONTROL, control);
+ ipw_write_reg32(priv, IPW_DMA_I_DMA_CONTROL, control);
priv->sram_desc.last_cb_index = 0;
IPW_DEBUG_FW("<< \n");
struct command_block *cb)
{
u32 address =
- CX2_SHARED_SRAM_DMA_CONTROL +
+ IPW_SHARED_SRAM_DMA_CONTROL +
(sizeof(struct command_block) * index);
IPW_DEBUG_FW(">> :\n");
&priv->sram_desc.cb_list[index]);
/* Enable the DMA in the CSR register */
- ipw_clear_bit(priv, CX2_RESET_REG,
- CX2_RESET_REG_MASTER_DISABLED |
- CX2_RESET_REG_STOP_MASTER);
+ ipw_clear_bit(priv, IPW_RESET_REG,
+ IPW_RESET_REG_MASTER_DISABLED |
+ IPW_RESET_REG_STOP_MASTER);
/* Set the Start bit. */
control = DMA_CONTROL_SMALL_CB_CONST_VALUE | DMA_CB_START;
- ipw_write_reg32(priv, CX2_DMA_I_DMA_CONTROL, control);
+ ipw_write_reg32(priv, IPW_DMA_I_DMA_CONTROL, control);
IPW_DEBUG_FW("<< :\n");
return 0;
u32 cb_fields_address = 0;
IPW_DEBUG_FW(">> :\n");
- address = ipw_read_reg32(priv, CX2_DMA_I_CURRENT_CB);
+ address = ipw_read_reg32(priv, IPW_DMA_I_CURRENT_CB);
IPW_DEBUG_FW_INFO("Current CB is 0x%x \n", address);
/* Read the DMA Controlor register */
- register_value = ipw_read_reg32(priv, CX2_DMA_I_DMA_CONTROL);
- IPW_DEBUG_FW_INFO("CX2_DMA_I_DMA_CONTROL is 0x%x \n", register_value);
+ register_value = ipw_read_reg32(priv, IPW_DMA_I_DMA_CONTROL);
+ IPW_DEBUG_FW_INFO("IPW_DMA_I_DMA_CONTROL is 0x%x \n", register_value);
/* Print the CB values */
cb_fields_address = address;
u32 current_cb_index = 0;
IPW_DEBUG_FW("<< :\n");
- current_cb_address = ipw_read_reg32(priv, CX2_DMA_I_CURRENT_CB);
+ current_cb_address = ipw_read_reg32(priv, IPW_DMA_I_CURRENT_CB);
- current_cb_index = (current_cb_address - CX2_SHARED_SRAM_DMA_CONTROL) /
+ current_cb_index = (current_cb_address - IPW_SHARED_SRAM_DMA_CONTROL) /
sizeof(struct command_block);
IPW_DEBUG_FW_INFO("Current CB index 0x%x address = 0x%X \n",
ipw_fw_dma_abort(priv);
/*Disable the DMA in the CSR register */
- ipw_set_bit(priv, CX2_RESET_REG,
- CX2_RESET_REG_MASTER_DISABLED | CX2_RESET_REG_STOP_MASTER);
+ ipw_set_bit(priv, IPW_RESET_REG,
+ IPW_RESET_REG_MASTER_DISABLED | IPW_RESET_REG_STOP_MASTER);
IPW_DEBUG_FW("<< dmaWaitSync \n");
return 0;
{
struct list_head *element, *safe;
struct ieee80211_network *network = NULL;
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->ieee->lock, flags);
list_for_each_safe(element, safe, &priv->ieee->network_list) {
network = list_entry(element, struct ieee80211_network, list);
if (!memcmp(network->bssid, priv->bssid, ETH_ALEN)) {
&priv->ieee->network_free_list);
}
}
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
}
/**
IPW_DEBUG_TRACE(">> \n");
/* stop master. typical delay - 0 */
- ipw_set_bit(priv, CX2_RESET_REG, CX2_RESET_REG_STOP_MASTER);
+ ipw_set_bit(priv, IPW_RESET_REG, IPW_RESET_REG_STOP_MASTER);
- rc = ipw_poll_bit(priv, CX2_RESET_REG,
- CX2_RESET_REG_MASTER_DISABLED, 100);
+ rc = ipw_poll_bit(priv, IPW_RESET_REG,
+ IPW_RESET_REG_MASTER_DISABLED, 100);
if (rc < 0) {
IPW_ERROR("stop master failed in 10ms\n");
return -1;
IPW_DEBUG_TRACE(">> \n");
mdelay(5);
- ipw_clear_bit(priv, CX2_RESET_REG, CBD_RESET_REG_PRINCETON_RESET);
+ ipw_clear_bit(priv, IPW_RESET_REG, CBD_RESET_REG_PRINCETON_RESET);
/* no one knows timing, for safety add some delay */
mdelay(5);
};
#define IPW_FW_MAJOR_VERSION 2
-#define IPW_FW_MINOR_VERSION 2
+#define IPW_FW_MINOR_VERSION 3
#define IPW_FW_MINOR(x) ((x & 0xff) >> 8)
#define IPW_FW_MAJOR(x) (x & 0xff)
-#define IPW_FW_VERSION ((IPW_FW_MINOR_VERSION << 8) | \
- IPW_FW_MAJOR_VERSION)
+#define IPW_FW_VERSION ((IPW_FW_MINOR_VERSION << 8) | IPW_FW_MAJOR_VERSION)
#define IPW_FW_PREFIX "ipw-" __stringify(IPW_FW_MAJOR_VERSION) \
"." __stringify(IPW_FW_MINOR_VERSION) "-"
// spin_lock_irqsave(&priv->lock, flags);
- for (addr = CX2_SHARED_LOWER_BOUND;
- addr < CX2_REGISTER_DOMAIN1_END; addr += 4) {
+ for (addr = IPW_SHARED_LOWER_BOUND;
+ addr < IPW_REGISTER_DOMAIN1_END; addr += 4) {
ipw_write32(priv, addr, 0);
}
/* destroy DMA queues */
/* reset sequence */
- ipw_write_reg32(priv, CX2_MEM_HALT_AND_RESET, CX2_BIT_HALT_RESET_ON);
+ ipw_write_reg32(priv, IPW_MEM_HALT_AND_RESET, IPW_BIT_HALT_RESET_ON);
ipw_arc_release(priv);
- ipw_write_reg32(priv, CX2_MEM_HALT_AND_RESET, CX2_BIT_HALT_RESET_OFF);
+ ipw_write_reg32(priv, IPW_MEM_HALT_AND_RESET, IPW_BIT_HALT_RESET_OFF);
mdelay(1);
/* reset PHY */
- ipw_write_reg32(priv, CX2_INTERNAL_CMD_EVENT, CX2_BASEBAND_POWER_DOWN);
+ ipw_write_reg32(priv, IPW_INTERNAL_CMD_EVENT, IPW_BASEBAND_POWER_DOWN);
mdelay(1);
- ipw_write_reg32(priv, CX2_INTERNAL_CMD_EVENT, 0);
+ ipw_write_reg32(priv, IPW_INTERNAL_CMD_EVENT, 0);
mdelay(1);
/* enable ucode store */
*/
/* load new ipw uCode */
for (i = 0; i < len / 2; i++)
- ipw_write_reg16(priv, CX2_BASEBAND_CONTROL_STORE, image[i]);
+ ipw_write_reg16(priv, IPW_BASEBAND_CONTROL_STORE,
+ cpu_to_le16(image[i]));
/* enable DINO */
- ipw_write_reg8(priv, CX2_BASEBAND_CONTROL_STATUS, 0);
- ipw_write_reg8(priv, CX2_BASEBAND_CONTROL_STATUS, DINO_ENABLE_SYSTEM);
+ ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, 0);
+ ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, DINO_ENABLE_SYSTEM);
/* this is where the igx / win driver deveates from the VAP driver. */
/* wait for alive response */
for (i = 0; i < 100; i++) {
/* poll for incoming data */
- cr = ipw_read_reg8(priv, CX2_BASEBAND_CONTROL_STATUS);
+ cr = ipw_read_reg8(priv, IPW_BASEBAND_CONTROL_STATUS);
if (cr & DINO_RXFIFO_DATA)
break;
mdelay(1);
for (i = 0; i < ARRAY_SIZE(response_buffer); i++)
response_buffer[i] =
- ipw_read_reg32(priv, CX2_BASEBAND_RX_FIFO_READ);
+ le32_to_cpu(ipw_read_reg32(priv,
+ IPW_BASEBAND_RX_FIFO_READ));
memcpy(&priv->dino_alive, response_buffer,
sizeof(priv->dino_alive));
if (priv->dino_alive.alive_command == 1
/* disable DINO, otherwise for some reason
firmware have problem getting alive resp. */
- ipw_write_reg8(priv, CX2_BASEBAND_CONTROL_STATUS, 0);
+ ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, 0);
// spin_unlock_irqrestore(&priv->lock, flags);
* offeset*/
/* Dma loading */
rc = ipw_fw_dma_add_buffer(priv, shared_phys + offset,
- chunk->address, chunk->length);
+ le32_to_cpu(chunk->address),
+ le32_to_cpu(chunk->length));
if (rc) {
IPW_DEBUG_INFO("dmaAddBuffer Failed\n");
goto out;
}
- offset += chunk->length;
+ offset += le32_to_cpu(chunk->length);
} while (offset < len);
/* Run the DMA and wait for the answer */
int rc = 0;
/* stop */
- ipw_write32(priv, CX2_RESET_REG, CX2_RESET_REG_STOP_MASTER);
+ ipw_write32(priv, IPW_RESET_REG, IPW_RESET_REG_STOP_MASTER);
- rc = ipw_poll_bit(priv, CX2_RESET_REG,
- CX2_RESET_REG_MASTER_DISABLED, 500);
+ rc = ipw_poll_bit(priv, IPW_RESET_REG,
+ IPW_RESET_REG_MASTER_DISABLED, 500);
if (rc < 0) {
IPW_ERROR("wait for reg master disabled failed\n");
return rc;
}
- ipw_set_bit(priv, CX2_RESET_REG, CBD_RESET_REG_PRINCETON_RESET);
+ ipw_set_bit(priv, IPW_RESET_REG, CBD_RESET_REG_PRINCETON_RESET);
return rc;
}
IPW_DEBUG_TRACE(">>\n");
/* prvHwStartNic release ARC */
- ipw_clear_bit(priv, CX2_RESET_REG,
- CX2_RESET_REG_MASTER_DISABLED |
- CX2_RESET_REG_STOP_MASTER |
+ ipw_clear_bit(priv, IPW_RESET_REG,
+ IPW_RESET_REG_MASTER_DISABLED |
+ IPW_RESET_REG_STOP_MASTER |
CBD_RESET_REG_PRINCETON_RESET);
/* enable power management */
- ipw_set_bit(priv, CX2_GP_CNTRL_RW,
- CX2_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY);
+ ipw_set_bit(priv, IPW_GP_CNTRL_RW,
+ IPW_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY);
IPW_DEBUG_TRACE("<<\n");
}
/* reset */
/*prvHwInitNic */
/* set "initialization complete" bit to move adapter to D0 state */
- ipw_set_bit(priv, CX2_GP_CNTRL_RW, CX2_GP_CNTRL_BIT_INIT_DONE);
+ ipw_set_bit(priv, IPW_GP_CNTRL_RW, IPW_GP_CNTRL_BIT_INIT_DONE);
/* low-level PLL activation */
- ipw_write32(priv, CX2_READ_INT_REGISTER,
- CX2_BIT_INT_HOST_SRAM_READ_INT_REGISTER);
+ ipw_write32(priv, IPW_READ_INT_REGISTER,
+ IPW_BIT_INT_HOST_SRAM_READ_INT_REGISTER);
/* wait for clock stabilization */
- rc = ipw_poll_bit(priv, CX2_GP_CNTRL_RW,
- CX2_GP_CNTRL_BIT_CLOCK_READY, 250);
+ rc = ipw_poll_bit(priv, IPW_GP_CNTRL_RW,
+ IPW_GP_CNTRL_BIT_CLOCK_READY, 250);
if (rc < 0)
IPW_DEBUG_INFO("FAILED wait for clock stablization\n");
/* assert SW reset */
- ipw_set_bit(priv, CX2_RESET_REG, CX2_RESET_REG_SW_RESET);
+ ipw_set_bit(priv, IPW_RESET_REG, IPW_RESET_REG_SW_RESET);
udelay(10);
/* set "initialization complete" bit to move adapter to D0 state */
- ipw_set_bit(priv, CX2_GP_CNTRL_RW, CX2_GP_CNTRL_BIT_INIT_DONE);
+ ipw_set_bit(priv, IPW_GP_CNTRL_RW, IPW_GP_CNTRL_BIT_INIT_DONE);
IPW_DEBUG_TRACE(">>\n");
return 0;
static int ipw_reset_nic(struct ipw_priv *priv)
{
int rc = 0;
+ unsigned long flags;
IPW_DEBUG_TRACE(">>\n");
rc = ipw_init_nic(priv);
+ spin_lock_irqsave(&priv->lock, flags);
/* Clear the 'host command active' bit... */
priv->status &= ~STATUS_HCMD_ACTIVE;
wake_up_interruptible(&priv->wait_command_queue);
+ priv->status &= ~(STATUS_SCANNING | STATUS_SCAN_ABORTING);
+ wake_up_interruptible(&priv->wait_state);
+ spin_unlock_irqrestore(&priv->lock, flags);
IPW_DEBUG_TRACE("<<\n");
return rc;
}
header = (struct fw_header *)(*fw)->data;
- if (IPW_FW_MAJOR(header->version) != IPW_FW_MAJOR_VERSION) {
+ if (IPW_FW_MAJOR(le32_to_cpu(header->version)) != IPW_FW_MAJOR_VERSION) {
IPW_ERROR("'%s' firmware version not compatible (%d != %d)\n",
name,
- IPW_FW_MAJOR(header->version), IPW_FW_MAJOR_VERSION);
+ IPW_FW_MAJOR(le32_to_cpu(header->version)),
+ IPW_FW_MAJOR_VERSION);
return -EINVAL;
}
IPW_DEBUG_INFO("Loading firmware '%s' file v%d.%d (%zd bytes)\n",
name,
- IPW_FW_MAJOR(header->version),
- IPW_FW_MINOR(header->version),
+ IPW_FW_MAJOR(le32_to_cpu(header->version)),
+ IPW_FW_MINOR(le32_to_cpu(header->version)),
(*fw)->size - sizeof(struct fw_header));
return 0;
}
-#define CX2_RX_BUF_SIZE (3000)
+#define IPW_RX_BUF_SIZE (3000)
static inline void ipw_rx_queue_reset(struct ipw_priv *priv,
struct ipw_rx_queue *rxq)
* to an SKB, so we need to unmap and free potential storage */
if (rxq->pool[i].skb != NULL) {
pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr,
- CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
+ IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
dev_kfree_skb(rxq->pool[i].skb);
+ rxq->pool[i].skb = NULL;
}
list_add_tail(&rxq->pool[i].list, &rxq->rx_used);
}
static const struct firmware *bootfw = NULL;
static const struct firmware *firmware = NULL;
static const struct firmware *ucode = NULL;
+
+static void free_firmware(void)
+{
+ if (fw_loaded) {
+ release_firmware(bootfw);
+ release_firmware(ucode);
+ release_firmware(firmware);
+ bootfw = ucode = firmware = NULL;
+ fw_loaded = 0;
+ }
+}
+#else
+#define free_firmware() do {} while (0)
#endif
static int ipw_load(struct ipw_priv *priv)
rc = ipw_get_fw(priv, &firmware, IPW_FW_NAME("ibss"));
break;
-#ifdef CONFIG_IPW_MONITOR
+#ifdef CONFIG_IPW2200_MONITOR
case IW_MODE_MONITOR:
rc = ipw_get_fw(priv, &ucode,
IPW_FW_NAME("sniffer_ucode"));
retry:
/* Ensure interrupts are disabled */
- ipw_write32(priv, CX2_INTA_MASK_R, ~CX2_INTA_MASK_ALL);
+ ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL);
priv->status &= ~STATUS_INT_ENABLED;
/* ack pending interrupts */
- ipw_write32(priv, CX2_INTA_RW, CX2_INTA_MASK_ALL);
+ ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL);
ipw_stop_nic(priv);
goto error;
}
- ipw_zero_memory(priv, CX2_NIC_SRAM_LOWER_BOUND,
- CX2_NIC_SRAM_UPPER_BOUND - CX2_NIC_SRAM_LOWER_BOUND);
+ ipw_zero_memory(priv, IPW_NIC_SRAM_LOWER_BOUND,
+ IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND);
/* DMA the initial boot firmware into the device */
rc = ipw_load_firmware(priv, bootfw->data + sizeof(struct fw_header),
ipw_start_nic(priv);
/* wait for the device to finish it's initial startup sequence */
- rc = ipw_poll_bit(priv, CX2_INTA_RW,
- CX2_INTA_BIT_FW_INITIALIZATION_DONE, 500);
+ rc = ipw_poll_bit(priv, IPW_INTA_RW,
+ IPW_INTA_BIT_FW_INITIALIZATION_DONE, 500);
if (rc < 0) {
IPW_ERROR("device failed to boot initial fw image\n");
goto error;
IPW_DEBUG_INFO("initial device response after %dms\n", rc);
/* ack fw init done interrupt */
- ipw_write32(priv, CX2_INTA_RW, CX2_INTA_BIT_FW_INITIALIZATION_DONE);
+ ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE);
/* DMA the ucode into the device */
rc = ipw_load_ucode(priv, ucode->data + sizeof(struct fw_header),
}
/* Ensure interrupts are disabled */
- ipw_write32(priv, CX2_INTA_MASK_R, ~CX2_INTA_MASK_ALL);
+ ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL);
+ /* ack pending interrupts */
+ ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL);
/* kick start the device */
ipw_start_nic(priv);
- if (ipw_read32(priv, CX2_INTA_RW) & CX2_INTA_BIT_PARITY_ERROR) {
+ if (ipw_read32(priv, IPW_INTA_RW) & IPW_INTA_BIT_PARITY_ERROR) {
if (retries > 0) {
IPW_WARNING("Parity error. Retrying init.\n");
retries--;
}
/* wait for the device */
- rc = ipw_poll_bit(priv, CX2_INTA_RW,
- CX2_INTA_BIT_FW_INITIALIZATION_DONE, 500);
+ rc = ipw_poll_bit(priv, IPW_INTA_RW,
+ IPW_INTA_BIT_FW_INITIALIZATION_DONE, 500);
if (rc < 0) {
IPW_ERROR("device failed to start after 500ms\n");
goto error;
IPW_DEBUG_INFO("device response after %dms\n", rc);
/* ack fw init done interrupt */
- ipw_write32(priv, CX2_INTA_RW, CX2_INTA_BIT_FW_INITIALIZATION_DONE);
+ ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE);
/* read eeprom data and initialize the eeprom region of sram */
priv->eeprom_delay = 1;
/* Ensure our queue has valid packets */
ipw_rx_queue_replenish(priv);
- ipw_write32(priv, CX2_RX_READ_INDEX, priv->rxq->read);
+ ipw_write32(priv, IPW_RX_READ_INDEX, priv->rxq->read);
/* ack pending interrupts */
- ipw_write32(priv, CX2_INTA_RW, CX2_INTA_MASK_ALL);
+ ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL);
#ifndef CONFIG_PM
release_firmware(bootfw);
return;
/* sanity check */
- if (bd->u.data.num_chunks > NUM_TFD_CHUNKS) {
- IPW_ERROR("Too many chunks: %i\n", bd->u.data.num_chunks);
+ if (le32_to_cpu(bd->u.data.num_chunks) > NUM_TFD_CHUNKS) {
+ IPW_ERROR("Too many chunks: %i\n",
+ le32_to_cpu(bd->u.data.num_chunks));
/** @todo issue fatal error, it is quite serious situation */
return;
}
/* unmap chunks if any */
- for (i = 0; i < bd->u.data.num_chunks; i++) {
- pci_unmap_single(dev, bd->u.data.chunk_ptr[i],
- bd->u.data.chunk_len[i], PCI_DMA_TODEVICE);
+ for (i = 0; i < le32_to_cpu(bd->u.data.num_chunks); i++) {
+ pci_unmap_single(dev, le32_to_cpu(bd->u.data.chunk_ptr[i]),
+ le16_to_cpu(bd->u.data.chunk_len[i]),
+ PCI_DMA_TODEVICE);
if (txq->txb[txq->q.last_used]) {
ieee80211_txb_free(txq->txb[txq->q.last_used]);
txq->txb[txq->q.last_used] = NULL;
switch (priv->port_type) {
case DCR_TYPE_MU_BSS:
case DCR_TYPE_MU_IBSS:
- if (!(priv->status & STATUS_ASSOCIATED)) {
+ if (!(priv->status & STATUS_ASSOCIATED))
return;
- }
}
netif_wake_queue(priv->net_dev);
}
}
-static void ipw_disassociate(void *data)
+static int ipw_disassociate(void *data)
{
+ struct ipw_priv *priv = data;
+ if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)))
+ return 0;
ipw_send_disassociate(data, 0);
+ return 1;
+}
+
+static void ipw_bg_disassociate(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_disassociate(data);
+ up(&priv->sem);
}
struct ipw_status_code {
return 0;
}
-#define PERFECT_RSSI (-20)
-#define WORST_RSSI (-85)
#define IPW_STATS_INTERVAL (2 * HZ)
static void ipw_gather_stats(struct ipw_priv *priv)
{
tx_quality, tx_failures_delta, tx_packets_delta);
rssi = average_value(&priv->average_rssi);
- if (rssi > PERFECT_RSSI)
+ signal_quality =
+ (100 *
+ (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) *
+ (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) -
+ (priv->ieee->perfect_rssi - rssi) *
+ (15 * (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) +
+ 62 * (priv->ieee->perfect_rssi - rssi))) /
+ ((priv->ieee->perfect_rssi - priv->ieee->worst_rssi) *
+ (priv->ieee->perfect_rssi - priv->ieee->worst_rssi));
+ if (signal_quality > 100)
signal_quality = 100;
- else if (rssi < WORST_RSSI)
+ else if (signal_quality < 1)
signal_quality = 0;
- else /* qual = 100a^2 - 15ab + 62b^2 / a^2 */
- signal_quality =
- (100 *
- (PERFECT_RSSI - WORST_RSSI) *
- (PERFECT_RSSI - WORST_RSSI) -
- (PERFECT_RSSI - rssi) *
- (15 * (PERFECT_RSSI - WORST_RSSI) +
- 62 * (PERFECT_RSSI - rssi))) /
- ((PERFECT_RSSI - WORST_RSSI) * (PERFECT_RSSI - WORST_RSSI));
IPW_DEBUG_STATS("Signal level : %3d%% (%d dBm)\n",
signal_quality, rssi);
IPW_STATS_INTERVAL);
}
+static void ipw_bg_gather_stats(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_gather_stats(data);
+ up(&priv->sem);
+}
+
static inline void ipw_handle_missed_beacon(struct ipw_priv *priv,
int missed_count)
{
priv->notif_missed_beacons = missed_count;
- if (missed_count > priv->missed_beacon_threshold &&
+ if (missed_count > priv->disassociate_threshold &&
priv->status & STATUS_ASSOCIATED) {
/* If associated and we've hit the missed
* beacon threshold, disassociate, turn
* off roaming, and abort any active scans */
IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF |
- IPW_DL_STATE,
+ IPW_DL_STATE | IPW_DL_ASSOC,
"Missed beacon: %d - disassociate\n", missed_count);
priv->status &= ~STATUS_ROAMING;
- if (priv->status & STATUS_SCANNING)
+ if (priv->status & STATUS_SCANNING) {
+ IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF |
+ IPW_DL_STATE,
+ "Aborting scan with missed beacon.\n");
queue_work(priv->workqueue, &priv->abort_scan);
+ }
+
queue_work(priv->workqueue, &priv->disassociate);
return;
}
* stuck (only if we aren't roaming --
* otherwise we'll never scan more than 2 or 3
* channels..) */
+ IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | IPW_DL_STATE,
+ "Aborting scan with missed beacon.\n");
queue_work(priv->workqueue, &priv->abort_scan);
}
static inline void ipw_rx_notification(struct ipw_priv *priv,
struct ipw_rx_notification *notif)
{
+ notif->size = le16_to_cpu(notif->size);
+
IPW_DEBUG_NOTIF("type = %i (%d bytes)\n", notif->subtype, notif->size);
switch (notif->subtype) {
priv->status &= ~STATUS_ASSOCIATING;
priv->status |= STATUS_ASSOCIATED;
- netif_carrier_on(priv->net_dev);
- if (netif_queue_stopped(priv->net_dev)) {
- IPW_DEBUG_NOTIF
- ("waking queue\n");
- netif_wake_queue(priv->net_dev);
- } else {
- IPW_DEBUG_NOTIF
- ("starting queue\n");
- netif_start_queue(priv->
- net_dev);
+#ifdef CONFIG_IPW_QOS
+#define IPW_GET_PACKET_STYPE(x) WLAN_FC_GET_STYPE( \
+ le16_to_cpu(((struct ieee80211_hdr *)(x))->frame_ctl))
+ if ((priv->status & STATUS_AUTH) &&
+ (IPW_GET_PACKET_STYPE(¬if->u.raw)
+ == IEEE80211_STYPE_ASSOC_RESP)) {
+ if ((sizeof
+ (struct
+ ieee80211_assoc_response_frame)
+ <= notif->size)
+ && (notif->size <= 2314)) {
+ struct
+ ieee80211_rx_stats
+ stats = {
+ .len =
+ notif->
+ size - 1,
+ };
+
+ IPW_DEBUG_QOS
+ ("QoS Associate "
+ "size %d\n",
+ notif->size);
+ ieee80211_rx_mgt(priv->
+ ieee,
+ (struct
+ ieee80211_hdr
+ *)
+ ¬if->u.raw, &stats);
+ }
}
+#endif
- ipw_reset_stats(priv);
- /* Ensure the rate is updated immediately */
- priv->last_rate =
- ipw_get_current_rate(priv);
- schedule_work(&priv->gather_stats);
- notify_wx_assoc_event(priv);
+ schedule_work(&priv->link_up);
-/* queue_delayed_work(priv->workqueue,
- &priv->request_scan,
- SCAN_ASSOCIATED_INTERVAL);
-*/
break;
}
STATUS_AUTH |
STATUS_ASSOCIATED);
- netif_carrier_off(priv->
- net_dev);
- netif_stop_queue(priv->net_dev);
- queue_work(priv->workqueue,
- &priv->request_scan);
- notify_wx_assoc_event(priv);
+ schedule_work(&priv->link_down);
break;
}
~(STATUS_DISASSOCIATING |
STATUS_ASSOCIATING |
STATUS_ASSOCIATED | STATUS_AUTH);
+ if (priv->assoc_network
+ && (priv->assoc_network->
+ capability &
+ WLAN_CAPABILITY_IBSS))
+ ipw_remove_current_network
+ (priv);
- netif_stop_queue(priv->net_dev);
- if (!(priv->status & STATUS_ROAMING)) {
- netif_carrier_off(priv->
- net_dev);
- notify_wx_assoc_event(priv);
-
- /* Cancel any queued work ... */
- cancel_delayed_work(&priv->
- request_scan);
- cancel_delayed_work(&priv->
- adhoc_check);
-
- /* Queue up another scan... */
- queue_work(priv->workqueue,
- &priv->request_scan);
-
- cancel_delayed_work(&priv->
- gather_stats);
- } else {
- priv->status |= STATUS_ROAMING;
- queue_work(priv->workqueue,
- &priv->request_scan);
- }
+ schedule_work(&priv->link_down);
- ipw_reset_stats(priv);
break;
}
+ case CMAS_RX_ASSOC_RESP:
+ break;
+
default:
IPW_ERROR("assoc: unknown (%d)\n",
assoc->state);
STATUS_AUTH |
STATUS_ASSOCIATED);
- netif_carrier_off(priv->net_dev);
- netif_stop_queue(priv->net_dev);
- queue_work(priv->workqueue,
- &priv->request_scan);
- notify_wx_assoc_event(priv);
+ schedule_work(&priv->link_down);
break;
case CMAS_TX_AUTH_SEQ_1:
case CMAS_RX_ASSOC_RESP:
IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE |
IPW_DL_ASSOC, "RX_ASSOC_RESP\n");
+
break;
case CMAS_ASSOCIATED:
IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE |
cancel_delayed_work(&priv->scan_check);
+ if (priv->status & STATUS_EXIT_PENDING)
+ break;
+
+ priv->ieee->scans++;
+
+#ifdef CONFIG_IPW2200_MONITOR
+ if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
+ priv->status |= STATUS_SCAN_FORCED;
+ queue_work(priv->workqueue,
+ &priv->request_scan);
+ break;
+ }
+ priv->status &= ~STATUS_SCAN_FORCED;
+#endif /* CONFIG_IPW2200_MONITOR */
+
if (!(priv->status & (STATUS_ASSOCIATED |
STATUS_ASSOCIATING |
STATUS_ROAMING |
} else if (priv->status & STATUS_SCAN_PENDING)
queue_work(priv->workqueue,
&priv->request_scan);
-
- priv->ieee->scans++;
+ else if (priv->config & CFG_BACKGROUND_SCAN
+ && priv->status & STATUS_ASSOCIATED)
+ queue_delayed_work(priv->workqueue,
+ &priv->request_scan, HZ);
break;
}
case HOST_NOTIFICATION_STATUS_FRAG_LENGTH:{
struct notif_frag_length *x = ¬if->u.frag_len;
- if (notif->size == sizeof(*x)) {
- IPW_ERROR("Frag length: %d\n", x->frag_length);
- } else {
+ if (notif->size == sizeof(*x))
+ IPW_ERROR("Frag length: %d\n",
+ le16_to_cpu(x->frag_length));
+ else
IPW_ERROR("Frag length of wrong size %d "
"(should be %zd)\n",
notif->size, sizeof(*x));
- }
break;
}
case HOST_NOTIFICATION_STATUS_LINK_DETERIORATION:{
struct notif_link_deterioration *x =
¬if->u.link_deterioration;
+
if (notif->size == sizeof(*x)) {
IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE,
"link deterioration: '%s' " MAC_FMT
case HOST_NOTIFICATION_DINO_CONFIG_RESPONSE:{
IPW_ERROR("Dino config\n");
if (priv->hcmd
- && priv->hcmd->cmd == HOST_CMD_DINO_CONFIG) {
- /* TODO: Do anything special? */
- } else {
+ && priv->hcmd->cmd != HOST_CMD_DINO_CONFIG)
IPW_ERROR("Unexpected DINO_CONFIG_RESPONSE\n");
- }
+
break;
}
break;
}
- if (x->state == HOST_NOTIFICATION_STATUS_BEACON_MISSING)
- ipw_handle_missed_beacon(priv, x->number);
+ if (le32_to_cpu(x->state) ==
+ HOST_NOTIFICATION_STATUS_BEACON_MISSING)
+ ipw_handle_missed_beacon(priv,
+ le32_to_cpu(x->
+ number));
break;
}
case HOST_NOTIFICATION_NOISE_STATS:{
if (notif->size == sizeof(u32)) {
priv->last_noise =
- (u8) (notif->u.noise.value & 0xff);
+ (u8) (le32_to_cpu(notif->u.noise.value) &
+ 0xff);
average_add(&priv->average_noise,
priv->last_noise);
break;
ipw_tx_queue_free(priv);
/* Tx CMD queue */
rc = ipw_queue_tx_init(priv, &priv->txq_cmd, nTxCmd,
- CX2_TX_CMD_QUEUE_READ_INDEX,
- CX2_TX_CMD_QUEUE_WRITE_INDEX,
- CX2_TX_CMD_QUEUE_BD_BASE,
- CX2_TX_CMD_QUEUE_BD_SIZE);
+ IPW_TX_CMD_QUEUE_READ_INDEX,
+ IPW_TX_CMD_QUEUE_WRITE_INDEX,
+ IPW_TX_CMD_QUEUE_BD_BASE,
+ IPW_TX_CMD_QUEUE_BD_SIZE);
if (rc) {
IPW_ERROR("Tx Cmd queue init failed\n");
goto error;
}
/* Tx queue(s) */
rc = ipw_queue_tx_init(priv, &priv->txq[0], nTx,
- CX2_TX_QUEUE_0_READ_INDEX,
- CX2_TX_QUEUE_0_WRITE_INDEX,
- CX2_TX_QUEUE_0_BD_BASE, CX2_TX_QUEUE_0_BD_SIZE);
+ IPW_TX_QUEUE_0_READ_INDEX,
+ IPW_TX_QUEUE_0_WRITE_INDEX,
+ IPW_TX_QUEUE_0_BD_BASE, IPW_TX_QUEUE_0_BD_SIZE);
if (rc) {
IPW_ERROR("Tx 0 queue init failed\n");
goto error;
}
rc = ipw_queue_tx_init(priv, &priv->txq[1], nTx,
- CX2_TX_QUEUE_1_READ_INDEX,
- CX2_TX_QUEUE_1_WRITE_INDEX,
- CX2_TX_QUEUE_1_BD_BASE, CX2_TX_QUEUE_1_BD_SIZE);
+ IPW_TX_QUEUE_1_READ_INDEX,
+ IPW_TX_QUEUE_1_WRITE_INDEX,
+ IPW_TX_QUEUE_1_BD_BASE, IPW_TX_QUEUE_1_BD_SIZE);
if (rc) {
IPW_ERROR("Tx 1 queue init failed\n");
goto error;
}
rc = ipw_queue_tx_init(priv, &priv->txq[2], nTx,
- CX2_TX_QUEUE_2_READ_INDEX,
- CX2_TX_QUEUE_2_WRITE_INDEX,
- CX2_TX_QUEUE_2_BD_BASE, CX2_TX_QUEUE_2_BD_SIZE);
+ IPW_TX_QUEUE_2_READ_INDEX,
+ IPW_TX_QUEUE_2_WRITE_INDEX,
+ IPW_TX_QUEUE_2_BD_BASE, IPW_TX_QUEUE_2_BD_SIZE);
if (rc) {
IPW_ERROR("Tx 2 queue init failed\n");
goto error;
}
rc = ipw_queue_tx_init(priv, &priv->txq[3], nTx,
- CX2_TX_QUEUE_3_READ_INDEX,
- CX2_TX_QUEUE_3_WRITE_INDEX,
- CX2_TX_QUEUE_3_BD_BASE, CX2_TX_QUEUE_3_BD_SIZE);
+ IPW_TX_QUEUE_3_READ_INDEX,
+ IPW_TX_QUEUE_3_WRITE_INDEX,
+ IPW_TX_QUEUE_3_BD_BASE, IPW_TX_QUEUE_3_BD_SIZE);
if (rc) {
IPW_ERROR("Tx 3 queue init failed\n");
goto error;
priv->tx_packets++;
}
done:
- if (ipw_queue_space(q) > q->low_mark && qindex >= 0) {
+ if (ipw_queue_space(q) > q->low_mark && qindex >= 0)
__maybe_wake_tx(priv);
- }
used = q->first_empty - q->last_used;
if (used < 0)
used += q->n_bd;
* Rx theory of operation
*
* The host allocates 32 DMA target addresses and passes the host address
- * to the firmware at register CX2_RFDS_TABLE_LOWER + N * RFD_SIZE where N is
+ * to the firmware at register IPW_RFDS_TABLE_LOWER + N * RFD_SIZE where N is
* 0 to 31
*
* Rx Queue Indexes
rxb = list_entry(element, struct ipw_rx_mem_buffer, list);
list_del(element);
- ipw_write32(priv, CX2_RFDS_TABLE_LOWER + rxq->write * RFD_SIZE,
+ ipw_write32(priv, IPW_RFDS_TABLE_LOWER + rxq->write * RFD_SIZE,
rxb->dma_addr);
rxq->queue[rxq->write] = rxb;
rxq->write = (rxq->write + 1) % RX_QUEUE_SIZE;
/* If we've added more space for the firmware to place data, tell it */
if (write != rxq->write)
- ipw_write32(priv, CX2_RX_WRITE_INDEX, rxq->write);
+ ipw_write32(priv, IPW_RX_WRITE_INDEX, rxq->write);
}
/*
while (!list_empty(&rxq->rx_used)) {
element = rxq->rx_used.next;
rxb = list_entry(element, struct ipw_rx_mem_buffer, list);
- rxb->skb = alloc_skb(CX2_RX_BUF_SIZE, GFP_ATOMIC);
+ rxb->skb = alloc_skb(IPW_RX_BUF_SIZE, GFP_ATOMIC);
if (!rxb->skb) {
printk(KERN_CRIT "%s: Can not allocate SKB buffers.\n",
priv->net_dev->name);
rxb->rxb = (struct ipw_rx_buffer *)rxb->skb->data;
rxb->dma_addr =
pci_map_single(priv->pci_dev, rxb->skb->data,
- CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
+ IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
list_add_tail(&rxb->list, &rxq->rx_free);
rxq->free_count++;
ipw_rx_queue_restock(priv);
}
+static void ipw_bg_rx_queue_replenish(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_rx_queue_replenish(data);
+ up(&priv->sem);
+}
+
/* Assumes that the skb field of the buffers in 'pool' is kept accurate.
* If an SKB has been detached, the POOL needs to have it's SKB set to NULL
* This free routine walks the list of POOL entries and if SKB is set to
for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) {
if (rxq->pool[i].skb != NULL) {
pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr,
- CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
+ IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
dev_kfree_skb(rxq->pool[i].skb);
}
}
num_rates = min(network->rates_len, (u8) IPW_MAX_RATES);
rates->num_rates = 0;
for (i = 0; i < num_rates; i++) {
- if (!ipw_is_rate_in_mask
- (priv, network->mode, network->rates[i])) {
+ if (!ipw_is_rate_in_mask(priv, network->mode,
+ network->rates[i])) {
+
if (network->rates[i] & IEEE80211_BASIC_RATE_MASK) {
- IPW_DEBUG_SCAN
- ("Basic rate %02X masked: 0x%08X\n",
- network->rates[i], priv->rates_mask);
- return 0;
+ IPW_DEBUG_SCAN("Adding masked mandatory "
+ "rate %02X\n",
+ network->rates[i]);
+ rates->supported_rates[rates->num_rates++] =
+ network->rates[i];
+ continue;
}
IPW_DEBUG_SCAN("Rate %02X masked : 0x%08X\n",
rates->supported_rates[rates->num_rates++] = network->rates[i];
}
- num_rates =
- min(network->rates_ex_len, (u8) (IPW_MAX_RATES - num_rates));
+ num_rates = min(network->rates_ex_len,
+ (u8) (IPW_MAX_RATES - num_rates));
for (i = 0; i < num_rates; i++) {
- if (!ipw_is_rate_in_mask
- (priv, network->mode, network->rates_ex[i])) {
+ if (!ipw_is_rate_in_mask(priv, network->mode,
+ network->rates_ex[i])) {
if (network->rates_ex[i] & IEEE80211_BASIC_RATE_MASK) {
- IPW_DEBUG_SCAN
- ("Basic rate %02X masked: 0x%08X\n",
- network->rates_ex[i], priv->rates_mask);
- return 0;
+ IPW_DEBUG_SCAN("Adding masked mandatory "
+ "rate %02X\n",
+ network->rates_ex[i]);
+ rates->supported_rates[rates->num_rates++] =
+ network->rates[i];
+ continue;
}
IPW_DEBUG_SCAN("Rate %02X masked : 0x%08X\n",
struct ipw_supported_rates rates;
};
-static int ipw_best_network(struct ipw_priv *priv,
- struct ipw_network_match *match,
- struct ieee80211_network *network, int roaming)
+static int ipw_find_adhoc_network(struct ipw_priv *priv,
+ struct ipw_network_match *match,
+ struct ieee80211_network *network,
+ int roaming)
{
struct ipw_supported_rates rates;
/* Verify that this network's capability is compatible with the
* current mode (AdHoc or Infrastructure) */
- if ((priv->ieee->iw_mode == IW_MODE_INFRA &&
- !(network->capability & WLAN_CAPABILITY_ESS)) ||
- (priv->ieee->iw_mode == IW_MODE_ADHOC &&
+ if ((priv->ieee->iw_mode == IW_MODE_ADHOC &&
!(network->capability & WLAN_CAPABILITY_IBSS))) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded due to "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded due to "
"capability mismatch.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid));
/* If we do not have an ESSID for this AP, we can not associate with
* it */
if (network->flags & NETWORK_EMPTY_ESSID) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of hidden ESSID.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid));
if ((network->ssid_len != match->network->ssid_len) ||
memcmp(network->ssid, match->network->ssid,
network->ssid_len)) {
- IPW_DEBUG_ASSOC("Netowrk '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Netowrk '%s (" MAC_FMT ")' excluded "
"because of non-network ESSID.\n",
escape_essid(network->ssid,
network->ssid_len),
memcmp(network->ssid, priv->essid,
min(network->ssid_len, priv->essid_len)))) {
char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
+
strncpy(escaped,
escape_essid(network->ssid, network->ssid_len),
sizeof(escaped));
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of ESSID mismatch: '%s'.\n",
escaped, MAC_ARG(network->bssid),
escape_essid(priv->essid,
/* If the old network rate is better than this one, don't bother
* testing everything else. */
- if (match->network && match->network->stats.rssi > network->stats.rssi) {
- char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
- strncpy(escaped,
- escape_essid(network->ssid, network->ssid_len),
- sizeof(escaped));
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded because "
- "'%s (" MAC_FMT ")' has a stronger signal.\n",
- escaped, MAC_ARG(network->bssid),
+
+ if (network->time_stamp[0] < match->network->time_stamp[0]) {
+ IPW_DEBUG_MERGE("Network '%s excluded because newer than "
+ "current network.\n",
escape_essid(match->network->ssid,
- match->network->ssid_len),
- MAC_ARG(match->network->bssid));
+ match->network->ssid_len));
return 0;
- }
-
- /* If this network has already had an association attempt within the
- * last 3 seconds, do not try and associate again... */
- if (network->last_associate &&
- time_after(network->last_associate + (HZ * 3UL), jiffies)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
- "because of storming (%lu since last "
- "assoc attempt).\n",
- escape_essid(network->ssid, network->ssid_len),
- MAC_ARG(network->bssid),
- (jiffies - network->last_associate) / HZ);
+ } else if (network->time_stamp[1] < match->network->time_stamp[1]) {
+ IPW_DEBUG_MERGE("Network '%s excluded because newer than "
+ "current network.\n",
+ escape_essid(match->network->ssid,
+ match->network->ssid_len));
return 0;
}
/* Now go through and see if the requested network is valid... */
if (priv->ieee->scan_age != 0 &&
time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of age: %lums.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid),
- (jiffies - network->last_scanned) / (HZ / 100));
+ 1000 * (jiffies - network->last_scanned) / HZ);
return 0;
}
if ((priv->config & CFG_STATIC_CHANNEL) &&
(network->channel != priv->channel)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of channel mismatch: %d != %d.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid),
/* Verify privacy compatability */
if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) !=
((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of privacy mismatch: %s != %s.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid),
- priv->capability & CAP_PRIVACY_ON ? "on" :
- "off",
- network->capability &
- WLAN_CAPABILITY_PRIVACY ? "on" : "off");
+ priv->
+ capability & CAP_PRIVACY_ON ? "on" : "off",
+ network->
+ capability & WLAN_CAPABILITY_PRIVACY ? "on" :
+ "off");
return 0;
}
- if ((priv->config & CFG_STATIC_BSSID) &&
- memcmp(network->bssid, priv->bssid, ETH_ALEN)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
- "because of BSSID mismatch: " MAC_FMT ".\n",
- escape_essid(network->ssid, network->ssid_len),
+ if (!memcmp(network->bssid, priv->bssid, ETH_ALEN)) {
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
+ "because of the same BSSID match: " MAC_FMT
+ ".\n", escape_essid(network->ssid,
+ network->ssid_len),
MAC_ARG(network->bssid), MAC_ARG(priv->bssid));
return 0;
}
/* Filter out any incompatible freq / mode combinations */
if (!ieee80211_is_valid_mode(priv->ieee, network->mode)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of invalid frequency/mode "
"combination.\n",
escape_essid(network->ssid, network->ssid_len),
/* Ensure that the rates supported by the driver are compatible with
* this AP, including verification of basic rates (mandatory) */
if (!ipw_compatible_rates(priv, network, &rates)) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because configured rate mask excludes "
"AP mandatory rate.\n",
escape_essid(network->ssid, network->ssid_len),
}
if (rates.num_rates == 0) {
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded "
"because of no compatible rates.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid));
/* Set up 'new' AP to this network */
ipw_copy_rates(&match->rates, &rates);
match->network = network;
-
- IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' is a viable match.\n",
+ IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' is a viable match.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid));
return 1;
}
-static void ipw_adhoc_create(struct ipw_priv *priv,
- struct ieee80211_network *network)
+static void ipw_merge_adhoc_network(void *data)
{
- /*
- * For the purposes of scanning, we can set our wireless mode
- * to trigger scans across combinations of bands, but when it
- * comes to creating a new ad-hoc network, we have tell the FW
- * exactly which band to use.
- *
- * We also have the possibility of an invalid channel for the
- * chossen band. Attempting to create a new ad-hoc network
- * with an invalid channel for wireless mode will trigger a
- * FW fatal error.
- */
- network->mode = is_valid_channel(priv->ieee->mode, priv->channel);
- if (network->mode) {
- network->channel = priv->channel;
- } else {
- IPW_WARNING("Overriding invalid channel\n");
- if (priv->ieee->mode & IEEE_A) {
- network->mode = IEEE_A;
- priv->channel = band_a_active_channel[0];
- } else if (priv->ieee->mode & IEEE_G) {
- network->mode = IEEE_G;
- priv->channel = band_b_active_channel[0];
- } else {
- network->mode = IEEE_B;
- priv->channel = band_b_active_channel[0];
+ struct ipw_priv *priv = data;
+ struct ieee80211_network *network = NULL;
+ struct ipw_network_match match = {
+ .network = priv->assoc_network
+ };
+
+ if ((priv->status & STATUS_ASSOCIATED) &&
+ (priv->ieee->iw_mode == IW_MODE_ADHOC)) {
+ /* First pass through ROAM process -- look for a better
+ * network */
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->ieee->lock, flags);
+ list_for_each_entry(network, &priv->ieee->network_list, list) {
+ if (network != priv->assoc_network)
+ ipw_find_adhoc_network(priv, &match, network,
+ 1);
}
- }
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
+
+ if (match.network == priv->assoc_network) {
+ IPW_DEBUG_MERGE("No better ADHOC in this network to "
+ "merge to.\n");
+ return;
+ }
+
+ down(&priv->sem);
+ if ((priv->ieee->iw_mode == IW_MODE_ADHOC)) {
+ IPW_DEBUG_MERGE("remove network %s\n",
+ escape_essid(priv->essid,
+ priv->essid_len));
+ ipw_remove_current_network(priv);
+ }
+
+ ipw_disassociate(priv);
+ priv->assoc_network = match.network;
+ up(&priv->sem);
+ return;
+ }
+}
+
+static int ipw_best_network(struct ipw_priv *priv,
+ struct ipw_network_match *match,
+ struct ieee80211_network *network, int roaming)
+{
+ struct ipw_supported_rates rates;
+
+ /* Verify that this network's capability is compatible with the
+ * current mode (AdHoc or Infrastructure) */
+ if ((priv->ieee->iw_mode == IW_MODE_INFRA &&
+ !(network->capability & WLAN_CAPABILITY_ESS)) ||
+ (priv->ieee->iw_mode == IW_MODE_ADHOC &&
+ !(network->capability & WLAN_CAPABILITY_IBSS))) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded due to "
+ "capability mismatch.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid));
+ return 0;
+ }
+
+ /* If we do not have an ESSID for this AP, we can not associate with
+ * it */
+ if (network->flags & NETWORK_EMPTY_ESSID) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of hidden ESSID.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid));
+ return 0;
+ }
+
+ if (unlikely(roaming)) {
+ /* If we are roaming, then ensure check if this is a valid
+ * network to try and roam to */
+ if ((network->ssid_len != match->network->ssid_len) ||
+ memcmp(network->ssid, match->network->ssid,
+ network->ssid_len)) {
+ IPW_DEBUG_ASSOC("Netowrk '%s (" MAC_FMT ")' excluded "
+ "because of non-network ESSID.\n",
+ escape_essid(network->ssid,
+ network->ssid_len),
+ MAC_ARG(network->bssid));
+ return 0;
+ }
+ } else {
+ /* If an ESSID has been configured then compare the broadcast
+ * ESSID to ours */
+ if ((priv->config & CFG_STATIC_ESSID) &&
+ ((network->ssid_len != priv->essid_len) ||
+ memcmp(network->ssid, priv->essid,
+ min(network->ssid_len, priv->essid_len)))) {
+ char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
+ strncpy(escaped,
+ escape_essid(network->ssid, network->ssid_len),
+ sizeof(escaped));
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of ESSID mismatch: '%s'.\n",
+ escaped, MAC_ARG(network->bssid),
+ escape_essid(priv->essid,
+ priv->essid_len));
+ return 0;
+ }
+ }
+
+ /* If the old network rate is better than this one, don't bother
+ * testing everything else. */
+ if (match->network && match->network->stats.rssi > network->stats.rssi) {
+ char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
+ strncpy(escaped,
+ escape_essid(network->ssid, network->ssid_len),
+ sizeof(escaped));
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded because "
+ "'%s (" MAC_FMT ")' has a stronger signal.\n",
+ escaped, MAC_ARG(network->bssid),
+ escape_essid(match->network->ssid,
+ match->network->ssid_len),
+ MAC_ARG(match->network->bssid));
+ return 0;
+ }
+
+ /* If this network has already had an association attempt within the
+ * last 3 seconds, do not try and associate again... */
+ if (network->last_associate &&
+ time_after(network->last_associate + (HZ * 3UL), jiffies)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of storming (%lus since last "
+ "assoc attempt).\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid),
+ (jiffies - network->last_associate) / HZ);
+ return 0;
+ }
+
+ /* Now go through and see if the requested network is valid... */
+ if (priv->ieee->scan_age != 0 &&
+ time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of age: %lums.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid),
+ 1000 * (jiffies - network->last_scanned) / HZ);
+ return 0;
+ }
+
+ if ((priv->config & CFG_STATIC_CHANNEL) &&
+ (network->channel != priv->channel)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of channel mismatch: %d != %d.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid),
+ network->channel, priv->channel);
+ return 0;
+ }
+
+ /* Verify privacy compatability */
+ if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) !=
+ ((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of privacy mismatch: %s != %s.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid),
+ priv->capability & CAP_PRIVACY_ON ? "on" :
+ "off",
+ network->capability &
+ WLAN_CAPABILITY_PRIVACY ? "on" : "off");
+ return 0;
+ }
+
+ if ((priv->config & CFG_STATIC_BSSID) &&
+ memcmp(network->bssid, priv->bssid, ETH_ALEN)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of BSSID mismatch: " MAC_FMT ".\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid), MAC_ARG(priv->bssid));
+ return 0;
+ }
+
+ /* Filter out any incompatible freq / mode combinations */
+ if (!ieee80211_is_valid_mode(priv->ieee, network->mode)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of invalid frequency/mode "
+ "combination.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid));
+ return 0;
+ }
+
+ /* Ensure that the rates supported by the driver are compatible with
+ * this AP, including verification of basic rates (mandatory) */
+ if (!ipw_compatible_rates(priv, network, &rates)) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because configured rate mask excludes "
+ "AP mandatory rate.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid));
+ return 0;
+ }
+
+ if (rates.num_rates == 0) {
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
+ "because of no compatible rates.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid));
+ return 0;
+ }
+
+ /* TODO: Perform any further minimal comparititive tests. We do not
+ * want to put too much policy logic here; intelligent scan selection
+ * should occur within a generic IEEE 802.11 user space tool. */
+
+ /* Set up 'new' AP to this network */
+ ipw_copy_rates(&match->rates, &rates);
+ match->network = network;
+
+ IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' is a viable match.\n",
+ escape_essid(network->ssid, network->ssid_len),
+ MAC_ARG(network->bssid));
+
+ return 1;
+}
+
+static void ipw_adhoc_create(struct ipw_priv *priv,
+ struct ieee80211_network *network)
+{
+ const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
+ int i;
+
+ /*
+ * For the purposes of scanning, we can set our wireless mode
+ * to trigger scans across combinations of bands, but when it
+ * comes to creating a new ad-hoc network, we have tell the FW
+ * exactly which band to use.
+ *
+ * We also have the possibility of an invalid channel for the
+ * chossen band. Attempting to create a new ad-hoc network
+ * with an invalid channel for wireless mode will trigger a
+ * FW fatal error.
+ *
+ */
+ switch (ieee80211_is_valid_channel(priv->ieee, priv->channel)) {
+ case IEEE80211_52GHZ_BAND:
+ network->mode = IEEE_A;
+ i = ieee80211_channel_to_index(priv->ieee, priv->channel);
+ if (i == -1)
+ BUG();
+ if (geo->a[i].flags & IEEE80211_CH_PASSIVE_ONLY) {
+ IPW_WARNING("Overriding invalid channel\n");
+ priv->channel = geo->a[0].channel;
+ }
+ break;
+
+ case IEEE80211_24GHZ_BAND:
+ if (priv->ieee->mode & IEEE_G)
+ network->mode = IEEE_G;
+ else
+ network->mode = IEEE_B;
+ break;
+
+ default:
+ IPW_WARNING("Overriding invalid channel\n");
+ if (priv->ieee->mode & IEEE_A) {
+ network->mode = IEEE_A;
+ priv->channel = geo->a[0].channel;
+ } else if (priv->ieee->mode & IEEE_G) {
+ network->mode = IEEE_G;
+ priv->channel = geo->bg[0].channel;
+ } else {
+ network->mode = IEEE_B;
+ priv->channel = geo->bg[0].channel;
+ }
+ break;
+ }
network->channel = priv->channel;
priv->config |= CFG_ADHOC_PERSIST;
network->beacon_interval = 100; /* Default */
network->listen_interval = 10; /* Default */
network->atim_window = 0; /* Default */
-#ifdef CONFIG_IEEE80211_WPA
network->wpa_ie_len = 0;
network->rsn_ie_len = 0;
-#endif /* CONFIG_IEEE80211_WPA */
}
-static void ipw_send_wep_keys(struct ipw_priv *priv)
+static void ipw_send_tgi_tx_key(struct ipw_priv *priv, int type, int index)
+{
+ struct ipw_tgi_tx_key *key;
+ struct host_cmd cmd = {
+ .cmd = IPW_CMD_TGI_TX_KEY,
+ .len = sizeof(*key)
+ };
+
+ if (!(priv->ieee->sec.flags & (1 << index)))
+ return;
+
+ key = (struct ipw_tgi_tx_key *)&cmd.param;
+ key->key_id = index;
+ memcpy(key->key, priv->ieee->sec.keys[index], SCM_TEMPORAL_KEY_LENGTH);
+ key->security_type = type;
+ key->station_index = 0; /* always 0 for BSS */
+ key->flags = 0;
+ /* 0 for new key; previous value of counter (after fatal error) */
+ key->tx_counter[0] = 0;
+ key->tx_counter[1] = 0;
+
+ if (ipw_send_cmd(priv, &cmd)) {
+ IPW_ERROR("failed to send TGI_TX_KEY command\n");
+ return;
+ }
+}
+
+static void ipw_send_wep_keys(struct ipw_priv *priv, int type)
{
struct ipw_wep_key *key;
int i;
key->cmd_id = DINO_CMD_WEP_KEY;
key->seq_num = 0;
+ /* Note: AES keys cannot be set for multiple times.
+ * Only set it at the first time. */
for (i = 0; i < 4; i++) {
- key->key_index = i;
- if (!(priv->sec.flags & (1 << i))) {
+ key->key_index = i | type;
+ if (!(priv->ieee->sec.flags & (1 << i))) {
key->key_size = 0;
- } else {
- key->key_size = priv->sec.key_sizes[i];
- memcpy(key->key, priv->sec.keys[i], key->key_size);
+ continue;
}
+ key->key_size = priv->ieee->sec.key_sizes[i];
+ memcpy(key->key, priv->ieee->sec.keys[i], key->key_size);
+
if (ipw_send_cmd(priv, &cmd)) {
IPW_ERROR("failed to send WEP_KEY command\n");
return;
}
}
-static void ipw_adhoc_check(void *data)
+static void ipw_set_hwcrypto_keys(struct ipw_priv *priv)
{
- struct ipw_priv *priv = data;
+ switch (priv->ieee->sec.level) {
+ case SEC_LEVEL_3:
+ if (!(priv->ieee->sec.flags & SEC_ACTIVE_KEY))
+ break;
- if (priv->missed_adhoc_beacons++ > priv->missed_beacon_threshold &&
- !(priv->config & CFG_ADHOC_PERSIST)) {
- IPW_DEBUG_SCAN("Disassociating due to missed beacons\n");
- ipw_remove_current_network(priv);
- ipw_disassociate(priv);
- return;
- }
+ ipw_send_tgi_tx_key(priv, DCT_FLAG_EXT_SECURITY_CCM,
+ priv->ieee->sec.active_key);
+ ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_CCM);
- queue_delayed_work(priv->workqueue, &priv->adhoc_check,
- priv->assoc_request.beacon_interval);
-}
+ priv->sys_config.disable_unicast_decryption = 0;
+ priv->sys_config.disable_multicast_decryption = 0;
+ priv->ieee->host_decrypt = 0;
+ if (ipw_send_system_config(priv, &priv->sys_config))
+ IPW_ERROR("ipw_send_system_config failed\n");
+
+ break;
+ case SEC_LEVEL_2:
+ if (!(priv->ieee->sec.flags & SEC_ACTIVE_KEY))
+ break;
+
+ ipw_send_tgi_tx_key(priv, DCT_FLAG_EXT_SECURITY_TKIP,
+ priv->ieee->sec.active_key);
+
+ priv->sys_config.disable_unicast_decryption = 1;
+ priv->sys_config.disable_multicast_decryption = 1;
+ priv->ieee->host_decrypt = 1;
+ if (ipw_send_system_config(priv, &priv->sys_config))
+ IPW_ERROR("ipw_send_system_config failed\n");
+
+ break;
+ case SEC_LEVEL_1:
+ ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_WEP);
+
+ priv->sys_config.disable_unicast_decryption = 0;
+ priv->sys_config.disable_multicast_decryption = 0;
+ priv->ieee->host_decrypt = 0;
+ if (ipw_send_system_config(priv, &priv->sys_config))
+ IPW_ERROR("ipw_send_system_config failed\n");
+
+ break;
+ case SEC_LEVEL_0:
+ default:
+ break;
+ }
+}
+
+static void ipw_adhoc_check(void *data)
+{
+ struct ipw_priv *priv = data;
+
+ if (priv->missed_adhoc_beacons++ > priv->disassociate_threshold &&
+ !(priv->config & CFG_ADHOC_PERSIST)) {
+ IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF |
+ IPW_DL_STATE | IPW_DL_ASSOC,
+ "Missed beacon: %d - disassociate\n",
+ priv->missed_adhoc_beacons);
+ ipw_remove_current_network(priv);
+ ipw_disassociate(priv);
+ return;
+ }
+
+ queue_delayed_work(priv->workqueue, &priv->adhoc_check,
+ priv->assoc_request.beacon_interval);
+}
+
+static void ipw_bg_adhoc_check(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_adhoc_check(data);
+ up(&priv->sem);
+}
#ifdef CONFIG_IPW_DEBUG
static void ipw_debug_config(struct ipw_priv *priv)
#define ipw_debug_config(x) do {} while (0)
#endif
-static inline void ipw_set_fixed_rate(struct ipw_priv *priv,
- struct ieee80211_network *network)
+static inline void ipw_set_fixed_rate(struct ipw_priv *priv, int mode)
{
/* TODO: Verify that this works... */
struct ipw_fixed_rate fr = {
default: /* 2.4Ghz or Mixed */
/* IEEE_B */
- if (network->mode == IEEE_B) {
+ if (mode == IEEE_B) {
if (fr.tx_rates & ~IEEE80211_CCK_RATES_MASK) {
/* Invalid fixed rate mask */
IPW_DEBUG_WX
IPW_DEBUG_HC("Request to abort scan failed.\n");
}
+static void ipw_add_scan_channels(struct ipw_priv *priv,
+ struct ipw_scan_request_ext *scan,
+ int scan_type)
+{
+ int channel_index = 0;
+ const struct ieee80211_geo *geo;
+ int i;
+
+ geo = ieee80211_get_geo(priv->ieee);
+
+ if (priv->ieee->freq_band & IEEE80211_52GHZ_BAND) {
+ int start = channel_index;
+ for (i = 0; i < geo->a_channels; i++) {
+ if ((priv->status & STATUS_ASSOCIATED) &&
+ geo->a[i].channel == priv->channel)
+ continue;
+ channel_index++;
+ scan->channels_list[channel_index] = geo->a[i].channel;
+ ipw_set_scan_type(scan, channel_index, scan_type);
+ }
+
+ if (start != channel_index) {
+ scan->channels_list[start] = (u8) (IPW_A_MODE << 6) |
+ (channel_index - start);
+ channel_index++;
+ }
+ }
+
+ if (priv->ieee->freq_band & IEEE80211_24GHZ_BAND) {
+ int start = channel_index;
+ if (priv->config & CFG_SPEED_SCAN) {
+ u8 channels[IEEE80211_24GHZ_CHANNELS] = {
+ /* nop out the list */
+ [0] = 0
+ };
+
+ u8 channel;
+ while (channel_index < IPW_SCAN_CHANNELS) {
+ channel =
+ priv->speed_scan[priv->speed_scan_pos];
+ if (channel == 0) {
+ priv->speed_scan_pos = 0;
+ channel = priv->speed_scan[0];
+ }
+ if ((priv->status & STATUS_ASSOCIATED) &&
+ channel == priv->channel) {
+ priv->speed_scan_pos++;
+ continue;
+ }
+
+ /* If this channel has already been
+ * added in scan, break from loop
+ * and this will be the first channel
+ * in the next scan.
+ */
+ if (channels[channel - 1] != 0)
+ break;
+
+ channels[channel - 1] = 1;
+ priv->speed_scan_pos++;
+ channel_index++;
+ scan->channels_list[channel_index] = channel;
+ ipw_set_scan_type(scan, channel_index,
+ scan_type);
+ }
+ } else {
+ for (i = 0; i < geo->bg_channels; i++) {
+ if ((priv->status & STATUS_ASSOCIATED) &&
+ geo->bg[i].channel == priv->channel)
+ continue;
+ channel_index++;
+ scan->channels_list[channel_index] =
+ geo->bg[i].channel;
+ ipw_set_scan_type(scan, channel_index,
+ scan_type);
+ }
+ }
+
+ if (start != channel_index) {
+ scan->channels_list[start] = (u8) (IPW_B_MODE << 6) |
+ (channel_index - start);
+ }
+ }
+}
+
static int ipw_request_scan(struct ipw_priv *priv)
{
struct ipw_scan_request_ext scan;
- int channel_index = 0;
- int i, err, scan_type;
+ int err = 0, scan_type;
- if (priv->status & STATUS_EXIT_PENDING) {
- IPW_DEBUG_SCAN("Aborting scan due to device shutdown\n");
- priv->status |= STATUS_SCAN_PENDING;
+ if (!(priv->status & STATUS_INIT) ||
+ (priv->status & STATUS_EXIT_PENDING))
return 0;
- }
+
+ down(&priv->sem);
if (priv->status & STATUS_SCANNING) {
- IPW_DEBUG_HC("Concurrent scan requested. Aborting first.\n");
+ IPW_DEBUG_HC("Concurrent scan requested. Ignoring.\n");
priv->status |= STATUS_SCAN_PENDING;
- ipw_abort_scan(priv);
- return 0;
+ goto done;
}
- if (priv->status & STATUS_SCAN_ABORTING) {
+ if (!(priv->status & STATUS_SCAN_FORCED) &&
+ priv->status & STATUS_SCAN_ABORTING) {
IPW_DEBUG_HC("Scan request while abort pending. Queuing.\n");
priv->status |= STATUS_SCAN_PENDING;
- return 0;
+ goto done;
+ }
+
+ if (priv->status & STATUS_RF_KILL_MASK) {
+ IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n");
+ priv->status |= STATUS_SCAN_PENDING;
+ goto done;
+ }
+
+ memset(&scan, 0, sizeof(scan));
+
+ if (priv->config & CFG_SPEED_SCAN)
+ scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
+ cpu_to_le16(30);
+ else
+ scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
+ cpu_to_le16(20);
+
+ scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] =
+ cpu_to_le16(20);
+ scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(20);
+
+ scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee));
+
+#ifdef CONFIG_IPW2200_MONITOR
+ if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
+ u8 channel;
+ u8 band = 0;
+
+ switch (ieee80211_is_valid_channel(priv->ieee, priv->channel)) {
+ case IEEE80211_52GHZ_BAND:
+ band = (u8) (IPW_A_MODE << 6) | 1;
+ channel = priv->channel;
+ break;
+
+ case IEEE80211_24GHZ_BAND:
+ band = (u8) (IPW_B_MODE << 6) | 1;
+ channel = priv->channel;
+ break;
+
+ default:
+ band = (u8) (IPW_B_MODE << 6) | 1;
+ channel = 9;
+ break;
+ }
+
+ scan.channels_list[0] = band;
+ scan.channels_list[1] = channel;
+ ipw_set_scan_type(&scan, 1, IPW_SCAN_PASSIVE_FULL_DWELL_SCAN);
+
+ /* NOTE: The card will sit on this channel for this time
+ * period. Scan aborts are timing sensitive and frequently
+ * result in firmware restarts. As such, it is best to
+ * set a small dwell_time here and just keep re-issuing
+ * scans. Otherwise fast channel hopping will not actually
+ * hop channels.
+ *
+ * TODO: Move SPEED SCAN support to all modes and bands */
+ scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] =
+ cpu_to_le16(2000);
+ } else {
+#endif /* CONFIG_IPW2200_MONITOR */
+ /* If we are roaming, then make this a directed scan for the
+ * current network. Otherwise, ensure that every other scan
+ * is a fast channel hop scan */
+ if ((priv->status & STATUS_ROAMING)
+ || (!(priv->status & STATUS_ASSOCIATED)
+ && (priv->config & CFG_STATIC_ESSID)
+ && (le32_to_cpu(scan.full_scan_index) % 2))) {
+ err = ipw_send_ssid(priv, priv->essid, priv->essid_len);
+ if (err) {
+ IPW_DEBUG_HC("Attempt to send SSID command "
+ "failed.\n");
+ goto done;
+ }
+
+ scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
+ } else
+ scan_type = IPW_SCAN_ACTIVE_BROADCAST_SCAN;
+
+ ipw_add_scan_channels(priv, &scan, scan_type);
+#ifdef CONFIG_IPW2200_MONITOR
+ }
+#endif
+
+ err = ipw_send_scan_request_ext(priv, &scan);
+ if (err) {
+ IPW_DEBUG_HC("Sending scan command failed: %08X\n", err);
+ goto done;
+ }
+
+ priv->status |= STATUS_SCANNING;
+ priv->status &= ~STATUS_SCAN_PENDING;
+ queue_delayed_work(priv->workqueue, &priv->scan_check,
+ IPW_SCAN_CHECK_WATCHDOG);
+ done:
+ up(&priv->sem);
+ return err;
+}
+
+static void ipw_bg_abort_scan(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_abort_scan(data);
+ up(&priv->sem);
+}
+
+#if WIRELESS_EXT < 18
+/* Support for wpa_supplicant before WE-18, deprecated. */
+
+/* following definitions must match definitions in driver_ipw.c */
+
+#define IPW_IOCTL_WPA_SUPPLICANT SIOCIWFIRSTPRIV+30
+
+#define IPW_CMD_SET_WPA_PARAM 1
+#define IPW_CMD_SET_WPA_IE 2
+#define IPW_CMD_SET_ENCRYPTION 3
+#define IPW_CMD_MLME 4
+
+#define IPW_PARAM_WPA_ENABLED 1
+#define IPW_PARAM_TKIP_COUNTERMEASURES 2
+#define IPW_PARAM_DROP_UNENCRYPTED 3
+#define IPW_PARAM_PRIVACY_INVOKED 4
+#define IPW_PARAM_AUTH_ALGS 5
+#define IPW_PARAM_IEEE_802_1X 6
+
+#define IPW_MLME_STA_DEAUTH 1
+#define IPW_MLME_STA_DISASSOC 2
+
+#define IPW_CRYPT_ERR_UNKNOWN_ALG 2
+#define IPW_CRYPT_ERR_UNKNOWN_ADDR 3
+#define IPW_CRYPT_ERR_CRYPT_INIT_FAILED 4
+#define IPW_CRYPT_ERR_KEY_SET_FAILED 5
+#define IPW_CRYPT_ERR_TX_KEY_SET_FAILED 6
+#define IPW_CRYPT_ERR_CARD_CONF_FAILED 7
+
+#define IPW_CRYPT_ALG_NAME_LEN 16
+
+struct ipw_param {
+ u32 cmd;
+ u8 sta_addr[ETH_ALEN];
+ union {
+ struct {
+ u8 name;
+ u32 value;
+ } wpa_param;
+ struct {
+ u32 len;
+ u8 reserved[32];
+ u8 data[0];
+ } wpa_ie;
+ struct {
+ u32 command;
+ u32 reason_code;
+ } mlme;
+ struct {
+ u8 alg[IPW_CRYPT_ALG_NAME_LEN];
+ u8 set_tx;
+ u32 err;
+ u8 idx;
+ u8 seq[8]; /* sequence counter (set: RX, get: TX) */
+ u16 key_len;
+ u8 key[0];
+ } crypt;
+
+ } u;
+};
+
+/* end of driver_ipw.c code */
+#endif
+
+static int ipw_wpa_enable(struct ipw_priv *priv, int value)
+{
+ /* This is called when wpa_supplicant loads and closes the driver
+ * interface. */
+ return 0;
+}
+
+#if WIRELESS_EXT < 18
+#define IW_AUTH_ALG_OPEN_SYSTEM 0x1
+#define IW_AUTH_ALG_SHARED_KEY 0x2
+#endif
+
+static int ipw_wpa_set_auth_algs(struct ipw_priv *priv, int value)
+{
+ struct ieee80211_device *ieee = priv->ieee;
+ struct ieee80211_security sec = {
+ .flags = SEC_AUTH_MODE,
+ };
+ int ret = 0;
+
+ if (value & IW_AUTH_ALG_SHARED_KEY) {
+ sec.auth_mode = WLAN_AUTH_SHARED_KEY;
+ ieee->open_wep = 0;
+ } else if (value & IW_AUTH_ALG_OPEN_SYSTEM) {
+ sec.auth_mode = WLAN_AUTH_OPEN;
+ ieee->open_wep = 1;
+ } else
+ return -EINVAL;
+
+ if (ieee->set_security)
+ ieee->set_security(ieee->dev, &sec);
+ else
+ ret = -EOPNOTSUPP;
+
+ return ret;
+}
+
+void ipw_wpa_assoc_frame(struct ipw_priv *priv, char *wpa_ie, int wpa_ie_len)
+{
+ /* make sure WPA is enabled */
+ ipw_wpa_enable(priv, 1);
+
+ ipw_disassociate(priv);
+}
+
+static int ipw_set_rsn_capa(struct ipw_priv *priv,
+ char *capabilities, int length)
+{
+ struct host_cmd cmd = {
+ .cmd = IPW_CMD_RSN_CAPABILITIES,
+ .len = length,
+ };
+
+ IPW_DEBUG_HC("HOST_CMD_RSN_CAPABILITIES\n");
+
+ memcpy(cmd.param, capabilities, length);
+ if (ipw_send_cmd(priv, &cmd)) {
+ IPW_ERROR("failed to send HOST_CMD_RSN_CAPABILITIES command\n");
+ return -1;
}
+ return 0;
+}
+
+#if WIRELESS_EXT < 18
+static int ipw_wpa_set_param(struct net_device *dev, u8 name, u32 value)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_crypt_data *crypt;
+ unsigned long flags;
+ int ret = 0;
+
+ switch (name) {
+ case IPW_PARAM_WPA_ENABLED:
+ ret = ipw_wpa_enable(priv, value);
+ break;
+
+ case IPW_PARAM_TKIP_COUNTERMEASURES:
+ crypt = priv->ieee->crypt[priv->ieee->tx_keyidx];
+ if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags) {
+ IPW_WARNING("Can't set TKIP countermeasures: "
+ "crypt not set!\n");
+ break;
+ }
+
+ flags = crypt->ops->get_flags(crypt->priv);
+
+ if (value)
+ flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
+ else
+ flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
+
+ crypt->ops->set_flags(flags, crypt->priv);
+
+ break;
+
+ case IPW_PARAM_DROP_UNENCRYPTED:{
+ /* HACK:
+ *
+ * wpa_supplicant calls set_wpa_enabled when the driver
+ * is loaded and unloaded, regardless of if WPA is being
+ * used. No other calls are made which can be used to
+ * determine if encryption will be used or not prior to
+ * association being expected. If encryption is not being
+ * used, drop_unencrypted is set to false, else true -- we
+ * can use this to determine if the CAP_PRIVACY_ON bit should
+ * be set.
+ */
+ struct ieee80211_security sec = {
+ .flags = SEC_ENABLED,
+ .enabled = value,
+ };
+ priv->ieee->drop_unencrypted = value;
+ /* We only change SEC_LEVEL for open mode. Others
+ * are set by ipw_wpa_set_encryption.
+ */
+ if (!value) {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_0;
+ } else {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_1;
+ }
+ if (priv->ieee->set_security)
+ priv->ieee->set_security(priv->ieee->dev, &sec);
+ break;
+ }
+
+ case IPW_PARAM_PRIVACY_INVOKED:
+ priv->ieee->privacy_invoked = value;
+ break;
+
+ case IPW_PARAM_AUTH_ALGS:
+ ret = ipw_wpa_set_auth_algs(priv, value);
+ break;
+
+ case IPW_PARAM_IEEE_802_1X:
+ priv->ieee->ieee802_1x = value;
+ break;
+
+ default:
+ IPW_ERROR("%s: Unknown WPA param: %d\n", dev->name, name);
+ ret = -EOPNOTSUPP;
+ }
+
+ return ret;
+}
+
+static int ipw_wpa_mlme(struct net_device *dev, int command, int reason)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ int ret = 0;
+
+ switch (command) {
+ case IPW_MLME_STA_DEAUTH:
+ // silently ignore
+ break;
+
+ case IPW_MLME_STA_DISASSOC:
+ ipw_disassociate(priv);
+ break;
+
+ default:
+ IPW_ERROR("%s: Unknown MLME request: %d\n", dev->name, command);
+ ret = -EOPNOTSUPP;
+ }
+
+ return ret;
+}
+
+static int ipw_wpa_set_wpa_ie(struct net_device *dev,
+ struct ipw_param *param, int plen)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_device *ieee = priv->ieee;
+ u8 *buf;
+
+ if (param->u.wpa_ie.len > MAX_WPA_IE_LEN ||
+ (param->u.wpa_ie.len && param->u.wpa_ie.data == NULL))
+ return -EINVAL;
+
+ if (param->u.wpa_ie.len) {
+ buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len);
+ kfree(ieee->wpa_ie);
+ ieee->wpa_ie = buf;
+ ieee->wpa_ie_len = param->u.wpa_ie.len;
+ } else {
+ kfree(ieee->wpa_ie);
+ ieee->wpa_ie = NULL;
+ ieee->wpa_ie_len = 0;
+ }
+
+ ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len);
+ return 0;
+}
+
+/* implementation borrowed from hostap driver */
+
+static int ipw_wpa_set_encryption(struct net_device *dev,
+ struct ipw_param *param, int param_len)
+{
+ int ret = 0;
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_device *ieee = priv->ieee;
+ struct ieee80211_crypto_ops *ops;
+ struct ieee80211_crypt_data **crypt;
+
+ struct ieee80211_security sec = {
+ .flags = 0,
+ };
+
+ param->u.crypt.err = 0;
+ param->u.crypt.alg[IPW_CRYPT_ALG_NAME_LEN - 1] = '\0';
+
+ if (param_len !=
+ (int)((char *)param->u.crypt.key - (char *)param) +
+ param->u.crypt.key_len) {
+ IPW_DEBUG_INFO("Len mismatch %d, %d\n", param_len,
+ param->u.crypt.key_len);
+ return -EINVAL;
+ }
+ if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
+ param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
+ param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
+ if (param->u.crypt.idx >= WEP_KEYS)
+ return -EINVAL;
+ crypt = &ieee->crypt[param->u.crypt.idx];
+ } else {
+ return -EINVAL;
+ }
+
+ sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
+ if (strcmp(param->u.crypt.alg, "none") == 0) {
+ if (crypt) {
+ sec.enabled = 0;
+ sec.encrypt = 0;
+ sec.level = SEC_LEVEL_0;
+ sec.flags |= SEC_LEVEL;
+ ieee80211_crypt_delayed_deinit(ieee, crypt);
+ }
+ goto done;
+ }
+ sec.enabled = 1;
+ sec.encrypt = 1;
+
+ /* IPW HW cannot build TKIP MIC, host decryption still needed. */
+ if (strcmp(param->u.crypt.alg, "TKIP") == 0)
+ ieee->host_encrypt_msdu = 1;
+
+ if (!(ieee->host_encrypt || ieee->host_encrypt_msdu ||
+ ieee->host_decrypt))
+ goto skip_host_crypt;
+
+ ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+ if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
+ request_module("ieee80211_crypt_wep");
+ ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+ } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
+ request_module("ieee80211_crypt_tkip");
+ ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+ } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
+ request_module("ieee80211_crypt_ccmp");
+ ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+ }
+ if (ops == NULL) {
+ IPW_DEBUG_INFO("%s: unknown crypto alg '%s'\n",
+ dev->name, param->u.crypt.alg);
+ param->u.crypt.err = IPW_CRYPT_ERR_UNKNOWN_ALG;
+ ret = -EINVAL;
+ goto done;
+ }
+
+ if (*crypt == NULL || (*crypt)->ops != ops) {
+ struct ieee80211_crypt_data *new_crypt;
+
+ ieee80211_crypt_delayed_deinit(ieee, crypt);
+
+ new_crypt = (struct ieee80211_crypt_data *)
+ kmalloc(sizeof(*new_crypt), GFP_KERNEL);
+ if (new_crypt == NULL) {
+ ret = -ENOMEM;
+ goto done;
+ }
+ memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
+ new_crypt->ops = ops;
+ if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ new_crypt->priv =
+ new_crypt->ops->init(param->u.crypt.idx);
+
+ if (new_crypt->priv == NULL) {
+ kfree(new_crypt);
+ param->u.crypt.err = IPW_CRYPT_ERR_CRYPT_INIT_FAILED;
+ ret = -EINVAL;
+ goto done;
+ }
+
+ *crypt = new_crypt;
+ }
+
+ if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key &&
+ (*crypt)->ops->set_key(param->u.crypt.key,
+ param->u.crypt.key_len, param->u.crypt.seq,
+ (*crypt)->priv) < 0) {
+ IPW_DEBUG_INFO("%s: key setting failed\n", dev->name);
+ param->u.crypt.err = IPW_CRYPT_ERR_KEY_SET_FAILED;
+ ret = -EINVAL;
+ goto done;
+ }
+
+ skip_host_crypt:
+ if (param->u.crypt.set_tx) {
+ ieee->tx_keyidx = param->u.crypt.idx;
+ sec.active_key = param->u.crypt.idx;
+ sec.flags |= SEC_ACTIVE_KEY;
+ } else
+ sec.flags &= ~SEC_ACTIVE_KEY;
+
+ if (param->u.crypt.alg != NULL) {
+ memcpy(sec.keys[param->u.crypt.idx],
+ param->u.crypt.key, param->u.crypt.key_len);
+ sec.key_sizes[param->u.crypt.idx] = param->u.crypt.key_len;
+ sec.flags |= (1 << param->u.crypt.idx);
+
+ if (strcmp(param->u.crypt.alg, "WEP") == 0) {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_1;
+ } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_2;
+ } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_3;
+ }
+ }
+ done:
+ if (ieee->set_security)
+ ieee->set_security(ieee->dev, &sec);
+
+ /* Do not reset port if card is in Managed mode since resetting will
+ * generate new IEEE 802.11 authentication which may end up in looping
+ * with IEEE 802.1X. If your hardware requires a reset after WEP
+ * configuration (for example... Prism2), implement the reset_port in
+ * the callbacks structures used to initialize the 802.11 stack. */
+ if (ieee->reset_on_keychange &&
+ ieee->iw_mode != IW_MODE_INFRA &&
+ ieee->reset_port && ieee->reset_port(dev)) {
+ IPW_DEBUG_INFO("%s: reset_port failed\n", dev->name);
+ param->u.crypt.err = IPW_CRYPT_ERR_CARD_CONF_FAILED;
+ return -EINVAL;
+ }
+
+ return ret;
+}
+
+static int ipw_wpa_supplicant(struct net_device *dev, struct iw_point *p)
+{
+ struct ipw_param *param;
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ int ret = 0;
+
+ IPW_DEBUG_INFO("wpa_supplicant: len=%d\n", p->length);
+
+ if (p->length < sizeof(struct ipw_param) || !p->pointer)
+ return -EINVAL;
+
+ param = (struct ipw_param *)kmalloc(p->length, GFP_KERNEL);
+ if (param == NULL)
+ return -ENOMEM;
+
+ if (copy_from_user(param, p->pointer, p->length)) {
+ kfree(param);
+ return -EFAULT;
+ }
+
+ down(&priv->sem);
+ switch (param->cmd) {
+
+ case IPW_CMD_SET_WPA_PARAM:
+ ret = ipw_wpa_set_param(dev, param->u.wpa_param.name,
+ param->u.wpa_param.value);
+ break;
+
+ case IPW_CMD_SET_WPA_IE:
+ ret = ipw_wpa_set_wpa_ie(dev, param, p->length);
+ break;
+
+ case IPW_CMD_SET_ENCRYPTION:
+ ret = ipw_wpa_set_encryption(dev, param, p->length);
+ break;
+
+ case IPW_CMD_MLME:
+ ret = ipw_wpa_mlme(dev, param->u.mlme.command,
+ param->u.mlme.reason_code);
+ break;
+
+ default:
+ IPW_ERROR("%s: Unknown WPA supplicant request: %d\n",
+ dev->name, param->cmd);
+ ret = -EOPNOTSUPP;
+ }
+
+ up(&priv->sem);
+ if (ret == 0 && copy_to_user(p->pointer, param, p->length))
+ ret = -EFAULT;
+
+ kfree(param);
+ return ret;
+}
+#else
+/*
+ * WE-18 support
+ */
+
+/* SIOCSIWGENIE */
+static int ipw_wx_set_genie(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_device *ieee = priv->ieee;
+ u8 *buf;
+ int err = 0;
+
+ if (wrqu->data.length > MAX_WPA_IE_LEN ||
+ (wrqu->data.length && extra == NULL))
+ return -EINVAL;
+
+ //down(&priv->sem);
+
+ //if (!ieee->wpa_enabled) {
+ // err = -EOPNOTSUPP;
+ // goto out;
+ //}
+
+ if (wrqu->data.length) {
+ buf = kmalloc(wrqu->data.length, GFP_KERNEL);
+ if (buf == NULL) {
+ err = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(buf, extra, wrqu->data.length);
+ kfree(ieee->wpa_ie);
+ ieee->wpa_ie = buf;
+ ieee->wpa_ie_len = wrqu->data.length;
+ } else {
+ kfree(ieee->wpa_ie);
+ ieee->wpa_ie = NULL;
+ ieee->wpa_ie_len = 0;
+ }
+
+ ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len);
+ out:
+ //up(&priv->sem);
+ return err;
+}
+
+/* SIOCGIWGENIE */
+static int ipw_wx_get_genie(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_device *ieee = priv->ieee;
+ int err = 0;
- if (priv->status & STATUS_RF_KILL_MASK) {
- IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n");
- priv->status |= STATUS_SCAN_PENDING;
- return 0;
- }
+ //down(&priv->sem);
- memset(&scan, 0, sizeof(scan));
+ //if (!ieee->wpa_enabled) {
+ // err = -EOPNOTSUPP;
+ // goto out;
+ //}
- scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = 20;
- scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] = 20;
- scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = 20;
+ if (ieee->wpa_ie_len == 0 || ieee->wpa_ie == NULL) {
+ wrqu->data.length = 0;
+ goto out;
+ }
- scan.full_scan_index = ieee80211_get_scans(priv->ieee);
+ if (wrqu->data.length < ieee->wpa_ie_len) {
+ err = -E2BIG;
+ goto out;
+ }
-#ifdef CONFIG_IPW_MONITOR
- if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
- u8 band = 0, channel = priv->channel;
+ wrqu->data.length = ieee->wpa_ie_len;
+ memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len);
- if (is_valid_channel(IEEE_A, channel))
- band = (u8) (IPW_A_MODE << 6) | 1;
+ out:
+ //up(&priv->sem);
+ return err;
+}
- if (is_valid_channel(IEEE_B | IEEE_G, channel))
- band = (u8) (IPW_B_MODE << 6) | 1;
+/* SIOCSIWAUTH */
+static int ipw_wx_set_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_device *ieee = priv->ieee;
+ struct iw_param *param = &wrqu->param;
+ struct ieee80211_crypt_data *crypt;
+ unsigned long flags;
+ int ret = 0;
- if (band == 0) {
- band = (u8) (IPW_B_MODE << 6) | 1;
- channel = 9;
+ switch (param->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_WPA_VERSION:
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ /*
+ * ipw2200 does not use these parameters
+ */
+ break;
+
+ case IW_AUTH_TKIP_COUNTERMEASURES:
+ crypt = priv->ieee->crypt[priv->ieee->tx_keyidx];
+ if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags) {
+ IPW_WARNING("Can't set TKIP countermeasures: "
+ "crypt not set!\n");
+ break;
}
- scan.channels_list[channel_index++] = band;
- scan.channels_list[channel_index] = channel;
- ipw_set_scan_type(&scan, channel_index,
- IPW_SCAN_PASSIVE_FULL_DWELL_SCAN);
+ flags = crypt->ops->get_flags(crypt->priv);
- scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = 2000;
- } else {
-#endif /* CONFIG_IPW_MONITOR */
- /* If we are roaming, then make this a directed scan for the current
- * network. Otherwise, ensure that every other scan is a fast
- * channel hop scan */
- if ((priv->status & STATUS_ROAMING)
- || (!(priv->status & STATUS_ASSOCIATED)
- && (priv->config & CFG_STATIC_ESSID)
- && (scan.full_scan_index % 2))) {
- err = ipw_send_ssid(priv, priv->essid, priv->essid_len);
- if (err) {
- IPW_DEBUG_HC
- ("Attempt to send SSID command failed.\n");
- return err;
- }
+ if (param->value)
+ flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
+ else
+ flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
- scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
- } else {
- scan_type = IPW_SCAN_ACTIVE_BROADCAST_SCAN;
- }
+ crypt->ops->set_flags(flags, crypt->priv);
- if (priv->ieee->freq_band & IEEE80211_52GHZ_BAND) {
- int start = channel_index;
- for (i = 0; i < MAX_A_CHANNELS; i++) {
- if (band_a_active_channel[i] == 0)
- break;
- if ((priv->status & STATUS_ASSOCIATED) &&
- band_a_active_channel[i] == priv->channel)
- continue;
- channel_index++;
- scan.channels_list[channel_index] =
- band_a_active_channel[i];
- ipw_set_scan_type(&scan, channel_index,
- scan_type);
- }
+ break;
- if (start != channel_index) {
- scan.channels_list[start] =
- (u8) (IPW_A_MODE << 6) | (channel_index -
- start);
- channel_index++;
+ case IW_AUTH_DROP_UNENCRYPTED:{
+ /* HACK:
+ *
+ * wpa_supplicant calls set_wpa_enabled when the driver
+ * is loaded and unloaded, regardless of if WPA is being
+ * used. No other calls are made which can be used to
+ * determine if encryption will be used or not prior to
+ * association being expected. If encryption is not being
+ * used, drop_unencrypted is set to false, else true -- we
+ * can use this to determine if the CAP_PRIVACY_ON bit should
+ * be set.
+ */
+ struct ieee80211_security sec = {
+ .flags = SEC_ENABLED,
+ .enabled = param->value,
+ };
+ priv->ieee->drop_unencrypted = param->value;
+ /* We only change SEC_LEVEL for open mode. Others
+ * are set by ipw_wpa_set_encryption.
+ */
+ if (!param->value) {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_0;
+ } else {
+ sec.flags |= SEC_LEVEL;
+ sec.level = SEC_LEVEL_1;
}
+ if (priv->ieee->set_security)
+ priv->ieee->set_security(priv->ieee->dev, &sec);
+ break;
}
- if (priv->ieee->freq_band & IEEE80211_24GHZ_BAND) {
- int start = channel_index;
- for (i = 0; i < MAX_B_CHANNELS; i++) {
- if (band_b_active_channel[i] == 0)
- break;
- if ((priv->status & STATUS_ASSOCIATED) &&
- band_b_active_channel[i] == priv->channel)
- continue;
- channel_index++;
- scan.channels_list[channel_index] =
- band_b_active_channel[i];
- ipw_set_scan_type(&scan, channel_index,
- scan_type);
- }
+ case IW_AUTH_80211_AUTH_ALG:
+ ret = ipw_wpa_set_auth_algs(priv, param->value);
+ break;
- if (start != channel_index) {
- scan.channels_list[start] =
- (u8) (IPW_B_MODE << 6) | (channel_index -
- start);
- }
- }
-#ifdef CONFIG_IPW_MONITOR
- }
-#endif
+ case IW_AUTH_WPA_ENABLED:
+ ret = ipw_wpa_enable(priv, param->value);
+ break;
- err = ipw_send_scan_request_ext(priv, &scan);
- if (err) {
- IPW_DEBUG_HC("Sending scan command failed: %08X\n", err);
- return -EIO;
- }
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ ieee->ieee802_1x = param->value;
+ break;
- priv->status |= STATUS_SCANNING;
- priv->status &= ~STATUS_SCAN_PENDING;
+ //case IW_AUTH_ROAMING_CONTROL:
+ case IW_AUTH_PRIVACY_INVOKED:
+ ieee->privacy_invoked = param->value;
+ break;
- return 0;
+ default:
+ return -EOPNOTSUPP;
+ }
+ return ret;
}
-/* Support for wpa_supplicant. Will be replaced with WEXT once
- * they get WPA support. */
-#ifdef CONFIG_IEEE80211_WPA
+/* SIOCGIWAUTH */
+static int ipw_wx_get_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct ieee80211_device *ieee = priv->ieee;
+ struct ieee80211_crypt_data *crypt;
+ struct iw_param *param = &wrqu->param;
+ int ret = 0;
-/* following definitions must match definitions in driver_ipw.c */
+ switch (param->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_WPA_VERSION:
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ /*
+ * wpa_supplicant will control these internally
+ */
+ ret = -EOPNOTSUPP;
+ break;
-#define IPW_IOCTL_WPA_SUPPLICANT SIOCIWFIRSTPRIV+30
+ case IW_AUTH_TKIP_COUNTERMEASURES:
+ crypt = priv->ieee->crypt[priv->ieee->tx_keyidx];
+ if (!crypt || !crypt->ops->get_flags) {
+ IPW_WARNING("Can't get TKIP countermeasures: "
+ "crypt not set!\n");
+ break;
+ }
-#define IPW_CMD_SET_WPA_PARAM 1
-#define IPW_CMD_SET_WPA_IE 2
-#define IPW_CMD_SET_ENCRYPTION 3
-#define IPW_CMD_MLME 4
+ param->value = (crypt->ops->get_flags(crypt->priv) &
+ IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) ? 1 : 0;
-#define IPW_PARAM_WPA_ENABLED 1
-#define IPW_PARAM_TKIP_COUNTERMEASURES 2
-#define IPW_PARAM_DROP_UNENCRYPTED 3
-#define IPW_PARAM_PRIVACY_INVOKED 4
-#define IPW_PARAM_AUTH_ALGS 5
-#define IPW_PARAM_IEEE_802_1X 6
+ break;
-#define IPW_MLME_STA_DEAUTH 1
-#define IPW_MLME_STA_DISASSOC 2
+ case IW_AUTH_DROP_UNENCRYPTED:
+ param->value = ieee->drop_unencrypted;
+ break;
-#define IPW_CRYPT_ERR_UNKNOWN_ALG 2
-#define IPW_CRYPT_ERR_UNKNOWN_ADDR 3
-#define IPW_CRYPT_ERR_CRYPT_INIT_FAILED 4
-#define IPW_CRYPT_ERR_KEY_SET_FAILED 5
-#define IPW_CRYPT_ERR_TX_KEY_SET_FAILED 6
-#define IPW_CRYPT_ERR_CARD_CONF_FAILED 7
+ case IW_AUTH_80211_AUTH_ALG:
+ param->value = ieee->sec.auth_mode;
+ break;
-#define IPW_CRYPT_ALG_NAME_LEN 16
+ case IW_AUTH_WPA_ENABLED:
+ param->value = ieee->wpa_enabled;
+ break;
-struct ipw_param {
- u32 cmd;
- u8 sta_addr[ETH_ALEN];
- union {
- struct {
- u8 name;
- u32 value;
- } wpa_param;
- struct {
- u32 len;
- u8 *data;
- } wpa_ie;
- struct {
- int command;
- int reason_code;
- } mlme;
- struct {
- u8 alg[IPW_CRYPT_ALG_NAME_LEN];
- u8 set_tx;
- u32 err;
- u8 idx;
- u8 seq[8]; /* sequence counter (set: RX, get: TX) */
- u16 key_len;
- u8 key[0];
- } crypt;
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ param->value = ieee->ieee802_1x;
+ break;
- } u;
-};
+ case IW_AUTH_ROAMING_CONTROL:
+ case IW_AUTH_PRIVACY_INVOKED:
+ param->value = ieee->privacy_invoked;
+ break;
-/* end of driver_ipw.c code */
+ default:
+ return -EOPNOTSUPP;
+ }
+ return 0;
+}
-static int ipw_wpa_enable(struct ipw_priv *priv, int value)
+/* SIOCSIWENCODEEXT */
+static int ipw_wx_set_encodeext(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
{
- struct ieee80211_device *ieee = priv->ieee;
- struct ieee80211_security sec = {
- .flags = SEC_LEVEL | SEC_ENABLED,
- };
- int ret = 0;
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+
+ if (hwcrypto) {
+ /* IPW HW can't build TKIP MIC, host decryption still needed */
+ if (ext->alg == IW_ENCODE_ALG_TKIP) {
+ priv->ieee->host_encrypt = 0;
+ priv->ieee->host_encrypt_msdu = 1;
+ priv->ieee->host_decrypt = 1;
+ } else {
+ priv->ieee->host_encrypt = 0;
+ priv->ieee->host_encrypt_msdu = 0;
+ priv->ieee->host_decrypt = 0;
+ }
+ }
- ieee->wpa_enabled = value;
+ return ieee80211_wx_set_encodeext(priv->ieee, info, wrqu, extra);
+}
- if (value) {
- sec.level = SEC_LEVEL_3;
- sec.enabled = 1;
- } else {
- sec.level = SEC_LEVEL_0;
- sec.enabled = 0;
- }
+/* SIOCGIWENCODEEXT */
+static int ipw_wx_get_encodeext(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ return ieee80211_wx_get_encodeext(priv->ieee, info, wrqu, extra);
+}
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
- else
- ret = -EOPNOTSUPP;
+/* SIOCSIWMLME */
+static int ipw_wx_set_mlme(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ struct iw_mlme *mlme = (struct iw_mlme *)extra;
+ u16 reason;
- return ret;
+ reason = cpu_to_le16(mlme->reason_code);
+
+ switch (mlme->cmd) {
+ case IW_MLME_DEAUTH:
+ // silently ignore
+ break;
+
+ case IW_MLME_DISASSOC:
+ ipw_disassociate(priv);
+ break;
+
+ default:
+ return -EOPNOTSUPP;
+ }
+ return 0;
}
+#endif
-#define AUTH_ALG_OPEN_SYSTEM 0x1
-#define AUTH_ALG_SHARED_KEY 0x2
+#ifdef CONFIG_IPW_QOS
-static int ipw_wpa_set_auth_algs(struct ipw_priv *priv, int value)
+/* QoS */
+/*
+* get the modulation type of the current network or
+* the card current mode
+*/
+u8 ipw_qos_current_mode(struct ipw_priv * priv)
{
- struct ieee80211_device *ieee = priv->ieee;
- struct ieee80211_security sec = {
- .flags = SEC_AUTH_MODE,
- };
- int ret = 0;
+ u8 mode = 0;
- if (value & AUTH_ALG_SHARED_KEY) {
- sec.auth_mode = WLAN_AUTH_SHARED_KEY;
- ieee->open_wep = 0;
+ if (priv->status & STATUS_ASSOCIATED) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->ieee->lock, flags);
+ mode = priv->assoc_network->mode;
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
} else {
- sec.auth_mode = WLAN_AUTH_OPEN;
- ieee->open_wep = 1;
+ mode = priv->ieee->mode;
}
+ IPW_DEBUG_QOS("QoS network/card mode %d \n", mode);
+ return mode;
+}
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
- else
- ret = -EOPNOTSUPP;
+/*
+* Handle management frame beacon and probe response
+*/
+static int ipw_qos_handle_probe_reponse(struct ipw_priv *priv,
+ int active_network,
+ struct ieee80211_network *network)
+{
+ u32 size = sizeof(struct ieee80211_qos_parameters);
+
+ if (network->capability & WLAN_CAPABILITY_IBSS)
+ network->qos_data.active = network->qos_data.supported;
+
+ if (network->flags & NETWORK_HAS_QOS_MASK) {
+ if (active_network &&
+ (network->flags & NETWORK_HAS_QOS_PARAMETERS))
+ network->qos_data.active = network->qos_data.supported;
+
+ if ((network->qos_data.active == 1) && (active_network == 1) &&
+ (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
+ (network->qos_data.old_param_count !=
+ network->qos_data.param_count)) {
+ network->qos_data.old_param_count =
+ network->qos_data.param_count;
+ schedule_work(&priv->qos_activate);
+ IPW_DEBUG_QOS("QoS parameters change call "
+ "qos_activate\n");
+ }
+ } else {
+ if ((priv->ieee->mode == IEEE_B) || (network->mode == IEEE_B))
+ memcpy(&network->qos_data.parameters,
+ &def_parameters_CCK, size);
+ else
+ memcpy(&network->qos_data.parameters,
+ &def_parameters_OFDM, size);
- return ret;
+ if ((network->qos_data.active == 1) && (active_network == 1)) {
+ IPW_DEBUG_QOS("QoS was disabled call qos_activate \n");
+ schedule_work(&priv->qos_activate);
+ }
+
+ network->qos_data.active = 0;
+ network->qos_data.supported = 0;
+ }
+ if ((priv->status & STATUS_ASSOCIATED) &&
+ (priv->ieee->iw_mode == IW_MODE_ADHOC) && (active_network == 0)) {
+ if (memcmp(network->bssid, priv->bssid, ETH_ALEN))
+ if ((network->capability & WLAN_CAPABILITY_IBSS) &&
+ !(network->flags & NETWORK_EMPTY_ESSID))
+ if ((network->ssid_len ==
+ priv->assoc_network->ssid_len) &&
+ !memcmp(network->ssid,
+ priv->assoc_network->ssid,
+ network->ssid_len)) {
+ queue_work(priv->workqueue,
+ &priv->merge_networks);
+ }
+ }
+
+ return 0;
}
-static int ipw_wpa_set_param(struct net_device *dev, u8 name, u32 value)
+/*
+* This function set up the firmware to support QoS. It sends
+* IPW_CMD_QOS_PARAMETERS and IPW_CMD_WME_INFO
+*/
+static int ipw_qos_activate(struct ipw_priv *priv,
+ struct ieee80211_qos_data *qos_network_data)
{
- struct ipw_priv *priv = ieee80211_priv(dev);
- int ret = 0;
+ int err;
+ struct ieee80211_qos_parameters qos_parameters[QOS_QOS_SETS];
+ struct ieee80211_qos_parameters *active_one = NULL;
+ u32 size = sizeof(struct ieee80211_qos_parameters);
+ u32 burst_duration;
+ int i;
+ u8 type;
- switch (name) {
- case IPW_PARAM_WPA_ENABLED:
- ret = ipw_wpa_enable(priv, value);
- break;
+ type = ipw_qos_current_mode(priv);
- case IPW_PARAM_TKIP_COUNTERMEASURES:
- priv->ieee->tkip_countermeasures = value;
- break;
+ active_one = &(qos_parameters[QOS_PARAM_SET_DEF_CCK]);
+ memcpy(active_one, priv->qos_data.def_qos_parm_CCK, size);
+ active_one = &(qos_parameters[QOS_PARAM_SET_DEF_OFDM]);
+ memcpy(active_one, priv->qos_data.def_qos_parm_OFDM, size);
- case IPW_PARAM_DROP_UNENCRYPTED:
- priv->ieee->drop_unencrypted = value;
- break;
+ if (qos_network_data == NULL) {
+ if (type == IEEE_B) {
+ IPW_DEBUG_QOS("QoS activate network mode %d\n", type);
+ active_one = &def_parameters_CCK;
+ } else
+ active_one = &def_parameters_OFDM;
+
+ memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size);
+ burst_duration = ipw_qos_get_burst_duration(priv);
+ for (i = 0; i < QOS_QUEUE_NUM; i++)
+ qos_parameters[QOS_PARAM_SET_ACTIVE].tx_op_limit[i] =
+ (u16) burst_duration;
+ } else if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
+ if (type == IEEE_B) {
+ IPW_DEBUG_QOS("QoS activate IBSS nework mode %d\n",
+ type);
+ if (priv->qos_data.qos_enable == 0)
+ active_one = &def_parameters_CCK;
+ else
+ active_one = priv->qos_data.def_qos_parm_CCK;
+ } else {
+ if (priv->qos_data.qos_enable == 0)
+ active_one = &def_parameters_OFDM;
+ else
+ active_one = priv->qos_data.def_qos_parm_OFDM;
+ }
+ memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size);
+ } else {
+ unsigned long flags;
+ int active;
+
+ spin_lock_irqsave(&priv->ieee->lock, flags);
+ active_one = &(qos_network_data->parameters);
+ qos_network_data->old_param_count =
+ qos_network_data->param_count;
+ memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size);
+ active = qos_network_data->supported;
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
+
+ if (active == 0) {
+ burst_duration = ipw_qos_get_burst_duration(priv);
+ for (i = 0; i < QOS_QUEUE_NUM; i++)
+ qos_parameters[QOS_PARAM_SET_ACTIVE].
+ tx_op_limit[i] = (u16) burst_duration;
+ }
+ }
- case IPW_PARAM_PRIVACY_INVOKED:
- priv->ieee->privacy_invoked = value;
- break;
+ IPW_DEBUG_QOS("QoS sending IPW_CMD_QOS_PARAMETERS\n");
+ err = ipw_send_qos_params_command(priv,
+ (struct ieee80211_qos_parameters *)
+ &(qos_parameters[0]));
+ if (err)
+ IPW_DEBUG_QOS("QoS IPW_CMD_QOS_PARAMETERS failed\n");
- case IPW_PARAM_AUTH_ALGS:
- ret = ipw_wpa_set_auth_algs(priv, value);
- break;
+ return err;
+}
+
+/*
+* send IPW_CMD_WME_INFO to the firmware
+*/
+static int ipw_qos_set_info_element(struct ipw_priv *priv)
+{
+ int ret = 0;
+ struct ieee80211_qos_information_element qos_info;
+
+ if (priv == NULL)
+ return -1;
- case IPW_PARAM_IEEE_802_1X:
- priv->ieee->ieee802_1x = value;
- break;
+ qos_info.elementID = QOS_ELEMENT_ID;
+ qos_info.length = sizeof(struct ieee80211_qos_information_element) - 2;
- default:
- IPW_ERROR("%s: Unknown WPA param: %d\n", dev->name, name);
- ret = -EOPNOTSUPP;
- }
+ qos_info.version = QOS_VERSION_1;
+ qos_info.ac_info = 0;
+
+ memcpy(qos_info.qui, qos_oui, QOS_OUI_LEN);
+ qos_info.qui_type = QOS_OUI_TYPE;
+ qos_info.qui_subtype = QOS_OUI_INFO_SUB_TYPE;
+ ret = ipw_send_qos_info_command(priv, &qos_info);
+ if (ret != 0) {
+ IPW_DEBUG_QOS("QoS error calling ipw_send_qos_info_command\n");
+ }
return ret;
}
-static int ipw_wpa_mlme(struct net_device *dev, int command, int reason)
+/*
+* Set the QoS parameter with the association request structure
+*/
+static int ipw_qos_association(struct ipw_priv *priv,
+ struct ieee80211_network *network)
{
- struct ipw_priv *priv = ieee80211_priv(dev);
- int ret = 0;
+ int err = 0;
+ struct ieee80211_qos_data *qos_data = NULL;
+ struct ieee80211_qos_data ibss_data = {
+ .supported = 1,
+ .active = 1,
+ };
- switch (command) {
- case IPW_MLME_STA_DEAUTH:
- // silently ignore
+ switch (priv->ieee->iw_mode) {
+ case IW_MODE_ADHOC:
+ if (!(network->capability & WLAN_CAPABILITY_IBSS))
+ BUG();
+
+ qos_data = &ibss_data;
break;
- case IPW_MLME_STA_DISASSOC:
- ipw_disassociate(priv);
+ case IW_MODE_INFRA:
+ qos_data = &network->qos_data;
break;
default:
- IPW_ERROR("%s: Unknown MLME request: %d\n", dev->name, command);
- ret = -EOPNOTSUPP;
+ BUG();
+ break;
}
- return ret;
-}
-
-static int ipw_set_rsn_capa(struct ipw_priv *priv,
- char *capabilities, int length)
-{
- struct host_cmd cmd = {
- .cmd = IPW_CMD_RSN_CAPABILITIES,
- .len = length,
- };
-
- IPW_DEBUG_HC("HOST_CMD_RSN_CAPABILITIES\n");
+ err = ipw_qos_activate(priv, qos_data);
+ if (err) {
+ priv->assoc_request.policy_support &= ~HC_QOS_SUPPORT_ASSOC;
+ return err;
+ }
- memcpy(&cmd.param, capabilities, length);
- if (ipw_send_cmd(priv, &cmd)) {
- IPW_ERROR("failed to send HOST_CMD_RSN_CAPABILITIES command\n");
- return -1;
+ if (priv->qos_data.qos_enable && qos_data->supported) {
+ IPW_DEBUG_QOS("QoS will be enabled for this association\n");
+ priv->assoc_request.policy_support |= HC_QOS_SUPPORT_ASSOC;
+ return ipw_qos_set_info_element(priv);
}
+
return 0;
}
-void ipw_wpa_assoc_frame(struct ipw_priv *priv, char *wpa_ie, int wpa_ie_len)
+/*
+* handling the beaconing responces. if we get different QoS setting
+* of the network from the the associated setting adjust the QoS
+* setting
+*/
+static int ipw_qos_association_resp(struct ipw_priv *priv,
+ struct ieee80211_network *network)
{
- /* make sure WPA is enabled */
- ipw_wpa_enable(priv, 1);
-
- if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))
- ipw_disassociate(priv);
-}
+ int ret = 0;
+ unsigned long flags;
+ u32 size = sizeof(struct ieee80211_qos_parameters);
+ int set_qos_param = 0;
-static int ipw_wpa_set_wpa_ie(struct net_device *dev,
- struct ipw_param *param, int plen)
-{
- struct ipw_priv *priv = ieee80211_priv(dev);
- struct ieee80211_device *ieee = priv->ieee;
- u8 *buf;
+ if ((priv == NULL) || (network == NULL) ||
+ (priv->assoc_network == NULL))
+ return ret;
- if (!ieee->wpa_enabled)
- return -EOPNOTSUPP;
+ if (!(priv->status & STATUS_ASSOCIATED))
+ return ret;
- if (param->u.wpa_ie.len > MAX_WPA_IE_LEN ||
- (param->u.wpa_ie.len && param->u.wpa_ie.data == NULL))
- return -EINVAL;
+ if ((priv->ieee->iw_mode != IW_MODE_INFRA))
+ return ret;
- if (param->u.wpa_ie.len) {
- buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL);
- if (buf == NULL)
- return -ENOMEM;
+ spin_lock_irqsave(&priv->ieee->lock, flags);
+ if (network->flags & NETWORK_HAS_QOS_PARAMETERS) {
+ memcpy(&priv->assoc_network->qos_data, &network->qos_data,
+ sizeof(struct ieee80211_qos_data));
+ priv->assoc_network->qos_data.active = 1;
+ if ((network->qos_data.old_param_count !=
+ network->qos_data.param_count)) {
+ set_qos_param = 1;
+ network->qos_data.old_param_count =
+ network->qos_data.param_count;
+ }
- memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len);
- kfree(ieee->wpa_ie);
- ieee->wpa_ie = buf;
- ieee->wpa_ie_len = param->u.wpa_ie.len;
} else {
- kfree(ieee->wpa_ie);
- ieee->wpa_ie = NULL;
- ieee->wpa_ie_len = 0;
+ if ((network->mode == IEEE_B) || (priv->ieee->mode == IEEE_B))
+ memcpy(&priv->assoc_network->qos_data.parameters,
+ &def_parameters_CCK, size);
+ else
+ memcpy(&priv->assoc_network->qos_data.parameters,
+ &def_parameters_OFDM, size);
+ priv->assoc_network->qos_data.active = 0;
+ priv->assoc_network->qos_data.supported = 0;
+ set_qos_param = 1;
}
- ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len);
- return 0;
-}
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
-/* implementation borrowed from hostap driver */
+ if (set_qos_param == 1)
+ schedule_work(&priv->qos_activate);
-static int ipw_wpa_set_encryption(struct net_device *dev,
- struct ipw_param *param, int param_len)
+ return ret;
+}
+
+static u32 ipw_qos_get_burst_duration(struct ipw_priv *priv)
{
- int ret = 0;
- struct ipw_priv *priv = ieee80211_priv(dev);
- struct ieee80211_device *ieee = priv->ieee;
- struct ieee80211_crypto_ops *ops;
- struct ieee80211_crypt_data **crypt;
+ u32 ret = 0;
- struct ieee80211_security sec = {
- .flags = 0,
- };
+ if ((priv == NULL))
+ return 0;
- param->u.crypt.err = 0;
- param->u.crypt.alg[IPW_CRYPT_ALG_NAME_LEN - 1] = '\0';
+ if (!(priv->ieee->modulation & IEEE80211_OFDM_MODULATION))
+ ret = priv->qos_data.burst_duration_CCK;
+ else
+ ret = priv->qos_data.burst_duration_OFDM;
- if (param_len !=
- (int)((char *)param->u.crypt.key - (char *)param) +
- param->u.crypt.key_len) {
- IPW_DEBUG_INFO("Len mismatch %d, %d\n", param_len,
- param->u.crypt.key_len);
- return -EINVAL;
- }
- if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
- param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
- param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
- if (param->u.crypt.idx >= WEP_KEYS)
- return -EINVAL;
- crypt = &ieee->crypt[param->u.crypt.idx];
+ return ret;
+}
+
+/*
+* Initialize the setting of QoS global
+*/
+static void ipw_qos_init(struct ipw_priv *priv, int enable,
+ int burst_enable, u32 burst_duration_CCK,
+ u32 burst_duration_OFDM)
+{
+ priv->qos_data.qos_enable = enable;
+
+ if (priv->qos_data.qos_enable) {
+ priv->qos_data.def_qos_parm_CCK = &def_qos_parameters_CCK;
+ priv->qos_data.def_qos_parm_OFDM = &def_qos_parameters_OFDM;
+ IPW_DEBUG_QOS("QoS is enabled\n");
} else {
- return -EINVAL;
+ priv->qos_data.def_qos_parm_CCK = &def_parameters_CCK;
+ priv->qos_data.def_qos_parm_OFDM = &def_parameters_OFDM;
+ IPW_DEBUG_QOS("QoS is not enabled\n");
}
- if (strcmp(param->u.crypt.alg, "none") == 0) {
- if (crypt) {
- sec.enabled = 0;
- sec.level = SEC_LEVEL_0;
- sec.flags |= SEC_ENABLED | SEC_LEVEL;
- ieee80211_crypt_delayed_deinit(ieee, crypt);
- }
- goto done;
- }
- sec.enabled = 1;
- sec.flags |= SEC_ENABLED;
+ priv->qos_data.burst_enable = burst_enable;
- ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
- request_module("ieee80211_crypt_wep");
- ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
- request_module("ieee80211_crypt_tkip");
- ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
- request_module("ieee80211_crypt_ccmp");
- ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- }
- if (ops == NULL) {
- IPW_DEBUG_INFO("%s: unknown crypto alg '%s'\n",
- dev->name, param->u.crypt.alg);
- param->u.crypt.err = IPW_CRYPT_ERR_UNKNOWN_ALG;
- ret = -EINVAL;
- goto done;
+ if (burst_enable) {
+ priv->qos_data.burst_duration_CCK = burst_duration_CCK;
+ priv->qos_data.burst_duration_OFDM = burst_duration_OFDM;
+ } else {
+ priv->qos_data.burst_duration_CCK = 0;
+ priv->qos_data.burst_duration_OFDM = 0;
}
+}
- if (*crypt == NULL || (*crypt)->ops != ops) {
- struct ieee80211_crypt_data *new_crypt;
-
- ieee80211_crypt_delayed_deinit(ieee, crypt);
+/*
+* map the packet priority to the right TX Queue
+*/
+static int ipw_get_tx_queue_number(struct ipw_priv *priv, u16 priority)
+{
+ if (priority > 7 || !priv->qos_data.qos_enable)
+ priority = 0;
- new_crypt = (struct ieee80211_crypt_data *)
- kmalloc(sizeof(*new_crypt), GFP_KERNEL);
- if (new_crypt == NULL) {
- ret = -ENOMEM;
- goto done;
- }
- memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
- new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
- new_crypt->priv =
- new_crypt->ops->init(param->u.crypt.idx);
+ return from_priority_to_tx_queue[priority] - 1;
+}
- if (new_crypt->priv == NULL) {
- kfree(new_crypt);
- param->u.crypt.err = IPW_CRYPT_ERR_CRYPT_INIT_FAILED;
- ret = -EINVAL;
- goto done;
- }
+/*
+* add QoS parameter to the TX command
+*/
+static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv,
+ u16 priority,
+ struct tfd_data *tfd, u8 unicast)
+{
+ int ret = 0;
+ int tx_queue_id = 0;
+ struct ieee80211_qos_data *qos_data = NULL;
+ int active, supported;
+ unsigned long flags;
- *crypt = new_crypt;
- }
+ if (!(priv->status & STATUS_ASSOCIATED))
+ return 0;
- if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key &&
- (*crypt)->ops->set_key(param->u.crypt.key,
- param->u.crypt.key_len, param->u.crypt.seq,
- (*crypt)->priv) < 0) {
- IPW_DEBUG_INFO("%s: key setting failed\n", dev->name);
- param->u.crypt.err = IPW_CRYPT_ERR_KEY_SET_FAILED;
- ret = -EINVAL;
- goto done;
- }
+ qos_data = &priv->assoc_network->qos_data;
- if (param->u.crypt.set_tx) {
- ieee->tx_keyidx = param->u.crypt.idx;
- sec.active_key = param->u.crypt.idx;
- sec.flags |= SEC_ACTIVE_KEY;
- }
+ spin_lock_irqsave(&priv->ieee->lock, flags);
- if (ops->name != NULL) {
- if (strcmp(ops->name, "WEP") == 0) {
- memcpy(sec.keys[param->u.crypt.idx],
- param->u.crypt.key, param->u.crypt.key_len);
- sec.key_sizes[param->u.crypt.idx] =
- param->u.crypt.key_len;
- sec.flags |= (1 << param->u.crypt.idx);
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_1;
- } else if (strcmp(ops->name, "TKIP") == 0) {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_2;
- } else if (strcmp(ops->name, "CCMP") == 0) {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_3;
+ if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
+ if (unicast == 0)
+ qos_data->active = 0;
+ else
+ qos_data->active = qos_data->supported;
+ }
+
+ active = qos_data->active;
+ supported = qos_data->supported;
+
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
+
+ IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d "
+ "unicast %d\n",
+ priv->qos_data.qos_enable, active, supported, unicast);
+ if (active && priv->qos_data.qos_enable) {
+ ret = from_priority_to_tx_queue[priority];
+ tx_queue_id = ret - 1;
+ IPW_DEBUG_QOS("QoS packet priority is %d \n", priority);
+ if (priority <= 7) {
+ tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED;
+ tfd->tfd.tfd_26.mchdr.qos_ctrl = priority;
+ tfd->tfd.tfd_26.mchdr.frame_ctl |=
+ IEEE80211_STYPE_QOS_DATA;
+
+ if (priv->qos_data.qos_no_ack_mask &
+ (1UL << tx_queue_id)) {
+ tfd->tx_flags &= ~DCT_FLAG_ACK_REQD;
+ tfd->tfd.tfd_26.mchdr.qos_ctrl |=
+ CTRL_QOS_NO_ACK;
+ }
}
}
- done:
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
-
- /* Do not reset port if card is in Managed mode since resetting will
- * generate new IEEE 802.11 authentication which may end up in looping
- * with IEEE 802.1X. If your hardware requires a reset after WEP
- * configuration (for example... Prism2), implement the reset_port in
- * the callbacks structures used to initialize the 802.11 stack. */
- if (ieee->reset_on_keychange &&
- ieee->iw_mode != IW_MODE_INFRA &&
- ieee->reset_port && ieee->reset_port(dev)) {
- IPW_DEBUG_INFO("%s: reset_port failed\n", dev->name);
- param->u.crypt.err = IPW_CRYPT_ERR_CARD_CONF_FAILED;
- return -EINVAL;
- }
return ret;
}
-static int ipw_wpa_supplicant(struct net_device *dev, struct iw_point *p)
+/*
+* background support to run QoS activate functionality
+*/
+static void ipw_bg_qos_activate(void *data)
{
- struct ipw_param *param;
- int ret = 0;
+ struct ipw_priv *priv = data;
- IPW_DEBUG_INFO("wpa_supplicant: len=%d\n", p->length);
+ if (priv == NULL)
+ return;
- if (p->length < sizeof(struct ipw_param) || !p->pointer)
- return -EINVAL;
+ down(&priv->sem);
- param = (struct ipw_param *)kmalloc(p->length, GFP_KERNEL);
- if (param == NULL)
- return -ENOMEM;
+ if (priv->status & STATUS_ASSOCIATED)
+ ipw_qos_activate(priv, &(priv->assoc_network->qos_data));
- if (copy_from_user(param, p->pointer, p->length)) {
- kfree(param);
- return -EFAULT;
+ up(&priv->sem);
+}
+
+/*
+* Handler for probe responce and beacon frame
+*/
+static int ipw_handle_management_frame(struct net_device *dev,
+ struct ieee80211_network *network,
+ u16 type)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ int active_network;
+
+ if (priv->status & STATUS_ASSOCIATED && network == priv->assoc_network)
+ active_network = 1;
+ else
+ active_network = 0;
+
+ switch (type) {
+ case IEEE80211_STYPE_PROBE_RESP:
+ case IEEE80211_STYPE_BEACON:
+ ipw_qos_handle_probe_reponse(priv, active_network, network);
+ break;
+ case IEEE80211_STYPE_ASSOC_RESP:
+ ipw_qos_association_resp(priv, network);
+ break;
+ default:
+ break;
}
- switch (param->cmd) {
+ return 0;
+}
- case IPW_CMD_SET_WPA_PARAM:
- ret = ipw_wpa_set_param(dev, param->u.wpa_param.name,
- param->u.wpa_param.value);
- break;
+static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_qos_parameters
+ *qos_param)
+{
+ struct host_cmd cmd = {
+ .cmd = IPW_CMD_QOS_PARAMETERS,
+ .len = (sizeof(struct ieee80211_qos_parameters) * 3)
+ };
- case IPW_CMD_SET_WPA_IE:
- ret = ipw_wpa_set_wpa_ie(dev, param, p->length);
- break;
+ if (!priv || !qos_param) {
+ IPW_ERROR("Invalid args\n");
+ return -1;
+ }
- case IPW_CMD_SET_ENCRYPTION:
- ret = ipw_wpa_set_encryption(dev, param, p->length);
- break;
+ memcpy(cmd.param, qos_param, sizeof(*qos_param) * 3);
+ if (ipw_send_cmd(priv, &cmd)) {
+ IPW_ERROR("failed to send IPW_CMD_QOS_PARAMETERS command\n");
+ return -1;
+ }
- case IPW_CMD_MLME:
- ret = ipw_wpa_mlme(dev, param->u.mlme.command,
- param->u.mlme.reason_code);
- break;
+ return 0;
+}
- default:
- IPW_ERROR("%s: Unknown WPA supplicant request: %d\n",
- dev->name, param->cmd);
- ret = -EOPNOTSUPP;
+static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element
+ *qos_param)
+{
+ struct host_cmd cmd = {
+ .cmd = IPW_CMD_WME_INFO,
+ .len = sizeof(*qos_param)
+ };
+
+ if (!priv || !qos_param) {
+ IPW_ERROR("Invalid args\n");
+ return -1;
}
- if (ret == 0 && copy_to_user(p->pointer, param, p->length))
- ret = -EFAULT;
+ memcpy(cmd.param, qos_param, sizeof(*qos_param));
+ if (ipw_send_cmd(priv, &cmd)) {
+ IPW_ERROR("failed to send CMD_QOS_INFO command\n");
+ return -1;
+ }
- kfree(param);
- return ret;
+ return 0;
}
-#endif /* CONFIG_IEEE80211_WPA */
+
+#endif /* CONFIG_IPW_QOS */
static int ipw_associate_network(struct ipw_priv *priv,
struct ieee80211_network *network,
int err;
if (priv->config & CFG_FIXED_RATE)
- ipw_set_fixed_rate(priv, network);
+ ipw_set_fixed_rate(priv, network->mode);
if (!(priv->config & CFG_STATIC_ESSID)) {
priv->essid_len = min(network->ssid_len,
if ((priv->capability & CAP_PRIVACY_ON) &&
(priv->capability & CAP_SHARED_KEY)) {
priv->assoc_request.auth_type = AUTH_SHARED_KEY;
- priv->assoc_request.auth_key = priv->sec.active_key;
+ priv->assoc_request.auth_key = priv->ieee->sec.active_key;
+
+ if ((priv->capability & CAP_PRIVACY_ON) &&
+ (priv->ieee->sec.level == SEC_LEVEL_1) &&
+ !(priv->ieee->host_encrypt || priv->ieee->host_decrypt))
+ ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_WEP);
} else {
priv->assoc_request.auth_type = AUTH_OPEN;
priv->assoc_request.auth_key = 0;
}
- if (priv->capability & CAP_PRIVACY_ON)
- ipw_send_wep_keys(priv);
-
-#ifdef CONFIG_IEEE80211_WPA
- if (priv->ieee->wpa_enabled) {
+ if (priv->ieee->wpa_ie_len) {
priv->assoc_request.policy_support = 0x02; /* RSN active */
ipw_set_rsn_capa(priv, priv->ieee->wpa_ie,
priv->ieee->wpa_ie_len);
}
-#endif
/*
* It is valid for our ieee device to support multiple modes, but
~WLAN_CAPABILITY_SHORT_PREAMBLE;
}
+ /* Clear capability bits that aren't used in Ad Hoc */
+ if (priv->ieee->iw_mode == IW_MODE_ADHOC)
+ priv->assoc_request.capability &=
+ ~WLAN_CAPABILITY_SHORT_SLOT_TIME;
+
IPW_DEBUG_ASSOC("%sssocation attempt: '%s', channel %d, "
"802.11%c [%d], %s[:%s], enc=%s%s%s%c%c\n",
roaming ? "Rea" : "A",
"(open)") : "",
priv->capability & CAP_PRIVACY_ON ? " key=" : "",
priv->capability & CAP_PRIVACY_ON ?
- '1' + priv->sec.active_key : '.',
+ '1' + priv->ieee->sec.active_key : '.',
priv->capability & CAP_PRIVACY_ON ? '.' : ' ');
priv->assoc_request.beacon_interval = network->beacon_interval;
priv->assoc_request.assoc_tsf_lsw = network->time_stamp[0];
}
- memcpy(&priv->assoc_request.bssid, network->bssid, ETH_ALEN);
+ memcpy(priv->assoc_request.bssid, network->bssid, ETH_ALEN);
if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
memset(&priv->assoc_request.dest, 0xFF, ETH_ALEN);
priv->assoc_request.atim_window = network->atim_window;
} else {
- memcpy(&priv->assoc_request.dest, network->bssid, ETH_ALEN);
+ memcpy(priv->assoc_request.dest, network->bssid, ETH_ALEN);
priv->assoc_request.atim_window = 0;
}
priv->sys_config.dot11g_auto_detection = 1;
else
priv->sys_config.dot11g_auto_detection = 0;
+
+ if (priv->ieee->iw_mode == IW_MODE_ADHOC)
+ priv->sys_config.answer_broadcast_ssid_probe = 1;
+ else
+ priv->sys_config.answer_broadcast_ssid_probe = 0;
+
err = ipw_send_system_config(priv, &priv->sys_config);
if (err) {
IPW_DEBUG_HC("Attempt to send sys config command failed.\n");
priv->assoc_network = network;
+#ifdef CONFIG_IPW_QOS
+ ipw_qos_association(priv, network);
+#endif
+
err = ipw_send_associate(priv, &priv->assoc_request);
if (err) {
IPW_DEBUG_HC("Attempt to send associate command failed.\n");
if (priv->status & STATUS_ASSOCIATED) {
/* First pass through ROAM process -- look for a better
* network */
+ unsigned long flags;
u8 rssi = priv->assoc_network->stats.rssi;
priv->assoc_network->stats.rssi = -128;
+ spin_lock_irqsave(&priv->ieee->lock, flags);
list_for_each_entry(network, &priv->ieee->network_list, list) {
if (network != priv->assoc_network)
ipw_best_network(priv, &match, network, 1);
}
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
priv->assoc_network->stats.rssi = rssi;
if (match.network == priv->assoc_network) {
priv->status &= ~STATUS_ROAMING;
}
-static void ipw_associate(void *data)
+static void ipw_bg_roam(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_roam(data);
+ up(&priv->sem);
+}
+
+static int ipw_associate(void *data)
{
struct ipw_priv *priv = data;
};
struct ipw_supported_rates *rates;
struct list_head *element;
+ unsigned long flags;
+
+ if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
+ IPW_DEBUG_ASSOC("Not attempting association (monitor mode)\n");
+ return 0;
+ }
+
+ if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
+ IPW_DEBUG_ASSOC("Not attempting association (already in "
+ "progress)\n");
+ return 0;
+ }
+
+ if (!ipw_is_init(priv) || (priv->status & STATUS_SCANNING)) {
+ IPW_DEBUG_ASSOC("Not attempting association (scanning or not "
+ "initialized)\n");
+ return 0;
+ }
if (!(priv->config & CFG_ASSOCIATE) &&
!(priv->config & (CFG_STATIC_ESSID |
CFG_STATIC_CHANNEL | CFG_STATIC_BSSID))) {
IPW_DEBUG_ASSOC("Not attempting association (associate=0)\n");
- return;
+ return 0;
}
+ /* Protect our use of the network_list */
+ spin_lock_irqsave(&priv->ieee->lock, flags);
list_for_each_entry(network, &priv->ieee->network_list, list)
ipw_best_network(priv, &match, network, 0);
priv->ieee->iw_mode == IW_MODE_ADHOC &&
priv->config & CFG_ADHOC_CREATE &&
priv->config & CFG_STATIC_ESSID &&
+ priv->config & CFG_STATIC_CHANNEL &&
!list_empty(&priv->ieee->network_free_list)) {
element = priv->ieee->network_free_list.next;
network = list_entry(element, struct ieee80211_network, list);
list_del(element);
list_add_tail(&network->list, &priv->ieee->network_list);
}
+ spin_unlock_irqrestore(&priv->ieee->lock, flags);
/* If we reached the end of the list, then we don't have any valid
* matching APs */
if (!network) {
ipw_debug_config(priv);
- queue_delayed_work(priv->workqueue, &priv->request_scan,
- SCAN_INTERVAL);
+ if (!(priv->status & STATUS_SCANNING)) {
+ if (!(priv->config & CFG_SPEED_SCAN))
+ queue_delayed_work(priv->workqueue,
+ &priv->request_scan,
+ SCAN_INTERVAL);
+ else
+ queue_work(priv->workqueue,
+ &priv->request_scan);
+ }
- return;
+ return 0;
}
ipw_associate_network(priv, network, rates, 0);
+
+ return 1;
+}
+
+static void ipw_bg_associate(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_associate(data);
+ up(&priv->sem);
+}
+
+static void ipw_rebuild_decrypted_skb(struct ipw_priv *priv,
+ struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr;
+ u16 fc;
+
+ hdr = (struct ieee80211_hdr *)skb->data;
+ fc = le16_to_cpu(hdr->frame_ctl);
+ if (!(fc & IEEE80211_FCTL_PROTECTED))
+ return;
+
+ fc &= ~IEEE80211_FCTL_PROTECTED;
+ hdr->frame_ctl = cpu_to_le16(fc);
+ switch (priv->ieee->sec.level) {
+ case SEC_LEVEL_3:
+ /* Remove CCMP HDR */
+ memmove(skb->data + IEEE80211_3ADDR_LEN,
+ skb->data + IEEE80211_3ADDR_LEN + 8,
+ skb->len - IEEE80211_3ADDR_LEN - 8);
+ if (fc & IEEE80211_FCTL_MOREFRAGS)
+ skb_trim(skb, skb->len - 16); /* 2*MIC */
+ else
+ skb_trim(skb, skb->len - 8); /* MIC */
+ break;
+ case SEC_LEVEL_2:
+ break;
+ case SEC_LEVEL_1:
+ /* Remove IV */
+ memmove(skb->data + IEEE80211_3ADDR_LEN,
+ skb->data + IEEE80211_3ADDR_LEN + 4,
+ skb->len - IEEE80211_3ADDR_LEN - 4);
+ if (fc & IEEE80211_FCTL_MOREFRAGS)
+ skb_trim(skb, skb->len - 8); /* 2*ICV */
+ else
+ skb_trim(skb, skb->len - 4); /* ICV */
+ break;
+ case SEC_LEVEL_0:
+ break;
+ default:
+ printk(KERN_ERR "Unknow security level %d\n",
+ priv->ieee->sec.level);
+ break;
+ }
}
-static inline void ipw_handle_data_packet(struct ipw_priv *priv,
- struct ipw_rx_mem_buffer *rxb,
- struct ieee80211_rx_stats *stats)
+static void ipw_handle_data_packet(struct ipw_priv *priv,
+ struct ipw_rx_mem_buffer *rxb,
+ struct ieee80211_rx_stats *stats)
{
struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data;
/* We only process data packets if the
* interface is open */
- if (unlikely((pkt->u.frame.length + IPW_RX_FRAME_SIZE) >
+ if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) >
skb_tailroom(rxb->skb))) {
priv->ieee->stats.rx_errors++;
priv->wstats.discard.misc++;
skb_reserve(rxb->skb, offsetof(struct ipw_rx_packet, u.frame.data));
/* Set the size of the skb to the size of the frame */
- skb_put(rxb->skb, pkt->u.frame.length);
+ skb_put(rxb->skb, le16_to_cpu(pkt->u.frame.length));
IPW_DEBUG_RX("Rx packet of %d bytes.\n", rxb->skb->len);
+ /* HW decrypt will not clear the WEP bit, MIC, PN, etc. */
+ if (!priv->ieee->host_decrypt)
+ ipw_rebuild_decrypted_skb(priv, rxb->skb);
+
if (!ieee80211_rx(priv->ieee, rxb->skb, stats))
priv->ieee->stats.rx_errors++;
- else /* ieee80211_rx succeeded, so it now owns the SKB */
+ else { /* ieee80211_rx succeeded, so it now owns the SKB */
rxb->skb = NULL;
+ __ipw_led_activity_on(priv);
+ }
}
static inline int is_network_packet(struct ipw_priv *priv,
/* Filter incoming packets to determine if they are targetted toward
* this network, discarding packets coming from ourselves */
switch (priv->ieee->iw_mode) {
- case IW_MODE_ADHOC:
- if (is_broadcast_ether_addr(header->addr1) ||
- is_multicast_ether_addr(header->addr1))
+ case IW_MODE_ADHOC: /* Header: Dest. | Source | BSSID */
+ /* packets from our adapter are dropped (echo) */
+ if (!memcmp(header->addr2, priv->net_dev->dev_addr, ETH_ALEN))
+ return 0;
+
+ /* multicast packets to our IBSS go through */
+ if (is_multicast_ether_addr(header->addr1))
return !memcmp(header->addr3, priv->bssid, ETH_ALEN);
- else
- return memcmp(header->addr1, priv->net_dev->dev_addr,
- ETH_ALEN);
- break;
+
+ /* packets to our adapter go through */
+ return !memcmp(header->addr1, priv->net_dev->dev_addr,
+ ETH_ALEN);
+
+ case IW_MODE_INFRA: /* Header: Dest. | AP{BSSID} | Source */
+ /* packets from our adapter are dropped (echo) */
+ if (!memcmp(header->addr3, priv->net_dev->dev_addr, ETH_ALEN))
+ return 0;
+
+ /* {broad,multi}cast packets to our IBSS go through */
+ if (is_multicast_ether_addr(header->addr1))
+ return !memcmp(header->addr2, priv->bssid, ETH_ALEN);
+
+ /* packets to our adapter go through */
+ return !memcmp(header->addr1, priv->net_dev->dev_addr,
+ ETH_ALEN);
+ }
+
+ return 1;
+}
+
+#define IPW_PACKET_RETRY_TIME HZ
+
+static inline int is_duplicate_packet(struct ipw_priv *priv,
+ struct ieee80211_hdr_4addr *header)
+{
+ u16 fc = le16_to_cpu(header->frame_ctl);
+ u16 sc = le16_to_cpu(header->seq_ctl);
+ u16 seq = WLAN_GET_SEQ_SEQ(sc);
+ u16 frag = WLAN_GET_SEQ_FRAG(sc);
+ u16 *last_seq, *last_frag;
+ unsigned long *last_time;
+
+ switch (priv->ieee->iw_mode) {
+ case IW_MODE_ADHOC:
+ {
+ struct list_head *p;
+ struct ipw_ibss_seq *entry = NULL;
+ u8 *mac = header->addr2;
+ int index = mac[5] % IPW_IBSS_MAC_HASH_SIZE;
+
+ __list_for_each(p, &priv->ibss_mac_hash[index]) {
+ entry =
+ list_entry(p, struct ipw_ibss_seq, list);
+ if (!memcmp(entry->mac, mac, ETH_ALEN))
+ break;
+ }
+ if (p == &priv->ibss_mac_hash[index]) {
+ entry = kmalloc(sizeof(*entry), GFP_ATOMIC);
+ if (!entry) {
+ IPW_ERROR
+ ("Cannot malloc new mac entry\n");
+ return 0;
+ }
+ memcpy(entry->mac, mac, ETH_ALEN);
+ entry->seq_num = seq;
+ entry->frag_num = frag;
+ entry->packet_time = jiffies;
+ list_add(&entry->list,
+ &priv->ibss_mac_hash[index]);
+ return 0;
+ }
+ last_seq = &entry->seq_num;
+ last_frag = &entry->frag_num;
+ last_time = &entry->packet_time;
+ break;
+ }
case IW_MODE_INFRA:
- if (is_broadcast_ether_addr(header->addr3) ||
- is_multicast_ether_addr(header->addr3))
- return !memcmp(header->addr1, priv->bssid, ETH_ALEN);
- else
- return memcmp(header->addr3, priv->net_dev->dev_addr,
- ETH_ALEN);
+ last_seq = &priv->last_seq_num;
+ last_frag = &priv->last_frag_num;
+ last_time = &priv->last_packet_time;
break;
+ default:
+ return 0;
}
+ if ((*last_seq == seq) &&
+ time_after(*last_time + IPW_PACKET_RETRY_TIME, jiffies)) {
+ if (*last_frag == frag)
+ goto drop;
+ if (*last_frag + 1 != frag)
+ /* out-of-order fragment */
+ goto drop;
+ *last_frag = frag;
+ } else
+ *last_seq = seq;
+
+ *last_time = jiffies;
+ return 0;
+
+ drop:
+ BUG_ON(!(fc & IEEE80211_FCTL_RETRY));
return 1;
}
+static void ipw_handle_mgmt_packet(struct ipw_priv *priv,
+ struct ipw_rx_mem_buffer *rxb,
+ struct ieee80211_rx_stats *stats)
+{
+ struct sk_buff *skb = rxb->skb;
+ struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)skb->data;
+ struct ieee80211_hdr_4addr *header = (struct ieee80211_hdr_4addr *)
+ (skb->data + IPW_RX_FRAME_SIZE);
+
+ ieee80211_rx_mgt(priv->ieee, header, stats);
+
+ if (priv->ieee->iw_mode == IW_MODE_ADHOC &&
+ ((WLAN_FC_GET_STYPE(le16_to_cpu(header->frame_ctl)) ==
+ IEEE80211_STYPE_PROBE_RESP) ||
+ (WLAN_FC_GET_STYPE(le16_to_cpu(header->frame_ctl)) ==
+ IEEE80211_STYPE_BEACON))) {
+ if (!memcmp(header->addr3, priv->bssid, ETH_ALEN))
+ ipw_add_station(priv, header->addr2);
+ }
+
+ if (priv->config & CFG_NET_STATS) {
+ IPW_DEBUG_HC("sending stat packet\n");
+
+ /* Set the size of the skb to the size of the full
+ * ipw header and 802.11 frame */
+ skb_put(skb, le16_to_cpu(pkt->u.frame.length) +
+ IPW_RX_FRAME_SIZE);
+
+ /* Advance past the ipw packet header to the 802.11 frame */
+ skb_pull(skb, IPW_RX_FRAME_SIZE);
+
+ /* Push the ieee80211_rx_stats before the 802.11 frame */
+ memcpy(skb_push(skb, sizeof(*stats)), stats, sizeof(*stats));
+
+ skb->dev = priv->ieee->dev;
+
+ /* Point raw at the ieee80211_stats */
+ skb->mac.raw = skb->data;
+
+ skb->pkt_type = PACKET_OTHERHOST;
+ skb->protocol = __constant_htons(ETH_P_80211_STATS);
+ memset(skb->cb, 0, sizeof(rxb->skb->cb));
+ netif_rx(skb);
+ rxb->skb = NULL;
+ }
+}
+
/*
* Main entry function for recieving a packet with 80211 headers. This
* should be called when ever the FW has notified us that there is a new
u32 r, w, i;
u8 network_packet;
- r = ipw_read32(priv, CX2_RX_READ_INDEX);
- w = ipw_read32(priv, CX2_RX_WRITE_INDEX);
+ r = ipw_read32(priv, IPW_RX_READ_INDEX);
+ w = ipw_read32(priv, IPW_RX_WRITE_INDEX);
i = (priv->rxq->processed + 1) % RX_QUEUE_SIZE;
while (i != r) {
priv->rxq->queue[i] = NULL;
pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->dma_addr,
- CX2_RX_BUF_SIZE,
+ IPW_RX_BUF_SIZE,
PCI_DMA_FROMDEVICE);
pkt = (struct ipw_rx_packet *)rxb->skb->data;
switch (pkt->header.message_type) {
case RX_FRAME_TYPE: /* 802.11 frame */ {
struct ieee80211_rx_stats stats = {
- .rssi = pkt->u.frame.rssi_dbm -
+ .rssi =
+ le16_to_cpu(pkt->u.frame.rssi_dbm) -
IPW_RSSI_TO_DBM,
- .signal = pkt->u.frame.signal,
+ .signal =
+ le16_to_cpu(pkt->u.frame.signal),
+ .noise =
+ le16_to_cpu(pkt->u.frame.noise),
.rate = pkt->u.frame.rate,
.mac_time = jiffies,
.received_channel =
control & (1 << 0)) ?
IEEE80211_24GHZ_BAND :
IEEE80211_52GHZ_BAND,
- .len = pkt->u.frame.length,
+ .len = le16_to_cpu(pkt->u.frame.length),
};
if (stats.rssi != 0)
stats.mask |= IEEE80211_STATMASK_RSSI;
if (stats.signal != 0)
stats.mask |= IEEE80211_STATMASK_SIGNAL;
+ if (stats.noise != 0)
+ stats.mask |= IEEE80211_STATMASK_NOISE;
if (stats.rate != 0)
stats.mask |= IEEE80211_STATMASK_RATE;
priv->rx_packets++;
-#ifdef CONFIG_IPW_MONITOR
+#ifdef CONFIG_IPW2200_MONITOR
if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
ipw_handle_data_packet(priv, rxb,
&stats);
}
IPW_DEBUG_RX("Frame: len=%u\n",
- pkt->u.frame.length);
+ le16_to_cpu(pkt->u.frame.length));
- if (pkt->u.frame.length < frame_hdr_len(header)) {
+ if (le16_to_cpu(pkt->u.frame.length) <
+ frame_hdr_len(header)) {
IPW_DEBUG_DROP
("Received packet is too small. "
"Dropping.\n");
break;
}
- switch (WLAN_FC_GET_TYPE(header->frame_ctl)) {
+ switch (WLAN_FC_GET_TYPE
+ (le16_to_cpu(header->frame_ctl))) {
+
case IEEE80211_FTYPE_MGMT:
- ieee80211_rx_mgt(priv->ieee, header,
- &stats);
- if (priv->ieee->iw_mode == IW_MODE_ADHOC
- &&
- ((WLAN_FC_GET_STYPE
- (header->frame_ctl) ==
- IEEE80211_STYPE_PROBE_RESP)
- ||
- (WLAN_FC_GET_STYPE
- (header->frame_ctl) ==
- IEEE80211_STYPE_BEACON))
- && !memcmp(header->addr3,
- priv->bssid, ETH_ALEN))
- ipw_add_station(priv,
- header->addr2);
+ ipw_handle_mgmt_packet(priv, rxb,
+ &stats);
break;
case IEEE80211_FTYPE_CTL:
break;
case IEEE80211_FTYPE_DATA:
- if (network_packet)
- ipw_handle_data_packet(priv,
- rxb,
- &stats);
- else
+ if (unlikely(!network_packet ||
+ is_duplicate_packet(priv,
+ header)))
+ {
IPW_DEBUG_DROP("Dropping: "
MAC_FMT ", "
MAC_FMT ", "
addr2),
MAC_ARG(header->
addr3));
+ break;
+ }
+
+ ipw_handle_data_packet(priv, rxb,
+ &stats);
+
break;
}
break;
rxb->skb = NULL;
}
- pci_unmap_single(priv->pci_dev, rxb->dma_addr,
- CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
- list_add_tail(&rxb->list, &priv->rxq->rx_used);
+ pci_unmap_single(priv->pci_dev, rxb->dma_addr,
+ IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
+ list_add_tail(&rxb->list, &priv->rxq->rx_used);
+
+ i = (i + 1) % RX_QUEUE_SIZE;
+ }
+
+ /* Backtrack one entry */
+ priv->rxq->processed = (i ? i : RX_QUEUE_SIZE) - 1;
+
+ ipw_rx_queue_restock(priv);
+}
+
+#define DEFAULT_RTS_THRESHOLD 2304U
+#define MIN_RTS_THRESHOLD 1U
+#define MAX_RTS_THRESHOLD 2304U
+#define DEFAULT_BEACON_INTERVAL 100U
+#define DEFAULT_SHORT_RETRY_LIMIT 7U
+#define DEFAULT_LONG_RETRY_LIMIT 4U
+
+static int ipw_sw_reset(struct ipw_priv *priv, int init)
+{
+ int band, modulation;
+ int old_mode = priv->ieee->iw_mode;
+
+ /* Initialize module parameter values here */
+ priv->config = 0;
+
+ /* We default to disabling the LED code as right now it causes
+ * too many systems to lock up... */
+ if (!led)
+ priv->config |= CFG_NO_LED;
+
+ if (associate)
+ priv->config |= CFG_ASSOCIATE;
+ else
+ IPW_DEBUG_INFO("Auto associate disabled.\n");
+
+ if (auto_create)
+ priv->config |= CFG_ADHOC_CREATE;
+ else
+ IPW_DEBUG_INFO("Auto adhoc creation disabled.\n");
+
+ if (disable) {
+ priv->status |= STATUS_RF_KILL_SW;
+ IPW_DEBUG_INFO("Radio disabled.\n");
+ }
+
+ if (channel != 0) {
+ priv->config |= CFG_STATIC_CHANNEL;
+ priv->channel = channel;
+ IPW_DEBUG_INFO("Bind to static channel %d\n", channel);
+ /* TODO: Validate that provided channel is in range */
+ }
+#ifdef CONFIG_IPW_QOS
+ ipw_qos_init(priv, qos_enable, qos_burst_enable,
+ burst_duration_CCK, burst_duration_OFDM);
+#endif /* CONFIG_IPW_QOS */
+
+ switch (mode) {
+ case 1:
+ priv->ieee->iw_mode = IW_MODE_ADHOC;
+ priv->net_dev->type = ARPHRD_ETHER;
+
+ break;
+#ifdef CONFIG_IPW2200_MONITOR
+ case 2:
+ priv->ieee->iw_mode = IW_MODE_MONITOR;
+ priv->net_dev->type = ARPHRD_IEEE80211;
+ break;
+#endif
+ default:
+ case 0:
+ priv->net_dev->type = ARPHRD_ETHER;
+ priv->ieee->iw_mode = IW_MODE_INFRA;
+ break;
+ }
+
+ if (hwcrypto) {
+ priv->ieee->host_encrypt = 0;
+ priv->ieee->host_encrypt_msdu = 0;
+ priv->ieee->host_decrypt = 0;
+ }
+ IPW_DEBUG_INFO("Hardware crypto [%s]\n", hwcrypto ? "on" : "off");
+
+ if ((priv->pci_dev->device == 0x4223) ||
+ (priv->pci_dev->device == 0x4224)) {
+ if (init)
+ printk(KERN_INFO DRV_NAME
+ ": Detected Intel PRO/Wireless 2915ABG Network "
+ "Connection\n");
+ priv->ieee->abg_true = 1;
+ band = IEEE80211_52GHZ_BAND | IEEE80211_24GHZ_BAND;
+ modulation = IEEE80211_OFDM_MODULATION |
+ IEEE80211_CCK_MODULATION;
+ priv->adapter = IPW_2915ABG;
+ priv->ieee->mode = IEEE_A | IEEE_G | IEEE_B;
+ } else {
+ if (init)
+ printk(KERN_INFO DRV_NAME
+ ": Detected Intel PRO/Wireless 2200BG Network "
+ "Connection\n");
+
+ priv->ieee->abg_true = 0;
+ band = IEEE80211_24GHZ_BAND;
+ modulation = IEEE80211_OFDM_MODULATION |
+ IEEE80211_CCK_MODULATION;
+ priv->adapter = IPW_2200BG;
+ priv->ieee->mode = IEEE_G | IEEE_B;
+ }
+
+ priv->ieee->freq_band = band;
+ priv->ieee->modulation = modulation;
- i = (i + 1) % RX_QUEUE_SIZE;
- }
+ priv->rates_mask = IEEE80211_DEFAULT_RATES_MASK;
- /* Backtrack one entry */
- priv->rxq->processed = (i ? i : RX_QUEUE_SIZE) - 1;
+ priv->disassociate_threshold = IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT;
+ priv->roaming_threshold = IPW_MB_ROAMING_THRESHOLD_DEFAULT;
- ipw_rx_queue_restock(priv);
+ priv->rts_threshold = DEFAULT_RTS_THRESHOLD;
+ priv->short_retry_limit = DEFAULT_SHORT_RETRY_LIMIT;
+ priv->long_retry_limit = DEFAULT_LONG_RETRY_LIMIT;
+
+ /* If power management is turned on, default to AC mode */
+ priv->power_mode = IPW_POWER_AC;
+ priv->tx_power = IPW_TX_POWER_DEFAULT;
+
+ return old_mode == priv->ieee->mode;
}
/*
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
- if (!(priv->status & STATUS_ASSOCIATED))
+ down(&priv->sem);
+ if (priv->status & STATUS_RF_KILL_MASK)
+ strcpy(wrqu->name, "radio off");
+ else if (!(priv->status & STATUS_ASSOCIATED))
strcpy(wrqu->name, "unassociated");
else
snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11%c",
ipw_modes[priv->assoc_request.ieee_mode]);
IPW_DEBUG_WX("Name: %s\n", wrqu->name);
+ up(&priv->sem);
return 0;
}
if (channel == 0) {
IPW_DEBUG_INFO("Setting channel to ANY (0)\n");
priv->config &= ~CFG_STATIC_CHANNEL;
- if (!(priv->status & (STATUS_SCANNING | STATUS_ASSOCIATED |
- STATUS_ASSOCIATING))) {
- IPW_DEBUG_ASSOC("Attempting to associate with new "
- "parameters.\n");
- ipw_associate(priv);
- }
-
+ IPW_DEBUG_ASSOC("Attempting to associate with new "
+ "parameters.\n");
+ ipw_associate(priv);
return 0;
}
IPW_DEBUG_INFO("Setting channel to %i\n", (int)channel);
priv->channel = channel;
- /* If we are currently associated, or trying to associate
- * then see if this is a new channel (causing us to disassociate) */
- if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
- IPW_DEBUG_ASSOC("Disassociating due to channel change.\n");
- ipw_disassociate(priv);
- } else {
- ipw_associate(priv);
+#ifdef CONFIG_IPW2200_MONITOR
+ if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
+ int i;
+ if (priv->status & STATUS_SCANNING) {
+ IPW_DEBUG_SCAN("Scan abort triggered due to "
+ "channel change.\n");
+ ipw_abort_scan(priv);
+ }
+
+ for (i = 1000; i && (priv->status & STATUS_SCANNING); i--)
+ udelay(10);
+
+ if (priv->status & STATUS_SCANNING)
+ IPW_DEBUG_SCAN("Still scanning...\n");
+ else
+ IPW_DEBUG_SCAN("Took %dms to abort current scan\n",
+ 1000 - i);
+
+ return 0;
}
+#endif /* CONFIG_IPW2200_MONITOR */
+
+ /* Network configuration changed -- force [re]association */
+ IPW_DEBUG_ASSOC("[re]association triggered due to channel change.\n");
+ if (!ipw_disassociate(priv))
+ ipw_associate(priv);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
+ const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
struct iw_freq *fwrq = &wrqu->freq;
-
+ int ret = 0, i;
+ u8 channel;
+
+ if (fwrq->m == 0) {
+ IPW_DEBUG_WX("SET Freq/Channel -> any\n");
+ down(&priv->sem);
+ ret = ipw_set_channel(priv, 0);
+ up(&priv->sem);
+ return ret;
+ }
/* if setting by freq convert to channel */
if (fwrq->e == 1) {
- if ((fwrq->m >= (int)2.412e8 && fwrq->m <= (int)2.487e8)) {
- int f = fwrq->m / 100000;
- int c = 0;
+ channel = ieee80211_freq_to_channel(priv->ieee, fwrq->m);
+ if (channel == 0)
+ return -EINVAL;
+ } else
+ channel = fwrq->m;
- while ((c < REG_MAX_CHANNEL) &&
- (f != ipw_frequencies[c]))
- c++;
+ if (!ieee80211_is_valid_channel(priv->ieee, channel))
+ return -EINVAL;
- /* hack to fall through */
- fwrq->e = 0;
- fwrq->m = c + 1;
+ if (priv->ieee->iw_mode == IW_MODE_ADHOC && priv->ieee->mode & IEEE_A) {
+ i = ieee80211_channel_to_index(priv->ieee, channel);
+ if (i == -1)
+ return -EINVAL;
+ if (geo->a[i].flags & IEEE80211_CH_PASSIVE_ONLY) {
+ IPW_DEBUG_WX("Invalid Ad-Hoc channel for 802.11a\n");
+ return -EINVAL;
}
}
- if (fwrq->e > 0 || fwrq->m > 1000)
- return -EOPNOTSUPP;
-
IPW_DEBUG_WX("SET Freq/Channel -> %d \n", fwrq->m);
- return ipw_set_channel(priv, (u8) fwrq->m);
+ down(&priv->sem);
+ ret = ipw_set_channel(priv, channel);
+ up(&priv->sem);
+ return ret;
}
static int ipw_wx_get_freq(struct net_device *dev,
/* If we are associated, trying to associate, or have a statically
* configured CHANNEL then return that; otherwise return ANY */
+ down(&priv->sem);
if (priv->config & CFG_STATIC_CHANNEL ||
priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED))
wrqu->freq.m = priv->channel;
else
wrqu->freq.m = 0;
+ up(&priv->sem);
IPW_DEBUG_WX("GET Freq/Channel -> %d \n", priv->channel);
return 0;
}
IPW_DEBUG_WX("Set MODE: %d\n", wrqu->mode);
- if (wrqu->mode == priv->ieee->iw_mode)
- return 0;
-
switch (wrqu->mode) {
-#ifdef CONFIG_IPW_MONITOR
+#ifdef CONFIG_IPW2200_MONITOR
case IW_MODE_MONITOR:
#endif
case IW_MODE_ADHOC:
default:
return -EINVAL;
}
+ if (wrqu->mode == priv->ieee->iw_mode)
+ return 0;
+
+ down(&priv->sem);
-#ifdef CONFIG_IPW_MONITOR
+ ipw_sw_reset(priv, 0);
+
+#ifdef CONFIG_IPW2200_MONITOR
if (priv->ieee->iw_mode == IW_MODE_MONITOR)
priv->net_dev->type = ARPHRD_ETHER;
if (wrqu->mode == IW_MODE_MONITOR)
priv->net_dev->type = ARPHRD_IEEE80211;
-#endif /* CONFIG_IPW_MONITOR */
+#endif /* CONFIG_IPW2200_MONITOR */
-#ifdef CONFIG_PM
/* Free the existing firmware and reset the fw_loaded
* flag so ipw_load() will bring in the new firmawre */
- if (fw_loaded) {
- fw_loaded = 0;
- }
-
- release_firmware(bootfw);
- release_firmware(ucode);
- release_firmware(firmware);
- bootfw = ucode = firmware = NULL;
-#endif
+ free_firmware();
priv->ieee->iw_mode = wrqu->mode;
- ipw_adapter_restart(priv);
+ queue_work(priv->workqueue, &priv->adapter_restart);
+ up(&priv->sem);
return err;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
+ down(&priv->sem);
wrqu->mode = priv->ieee->iw_mode;
IPW_DEBUG_WX("Get MODE -> %d\n", wrqu->mode);
-
+ up(&priv->sem);
return 0;
}
-#define DEFAULT_RTS_THRESHOLD 2304U
-#define MIN_RTS_THRESHOLD 1U
-#define MAX_RTS_THRESHOLD 2304U
-#define DEFAULT_BEACON_INTERVAL 100U
-#define DEFAULT_SHORT_RETRY_LIMIT 7U
-#define DEFAULT_LONG_RETRY_LIMIT 4U
-
/* Values are in microsecond */
static const s32 timeout_duration[] = {
350000,
{
struct ipw_priv *priv = ieee80211_priv(dev);
struct iw_range *range = (struct iw_range *)extra;
- u16 val;
- int i;
+ const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
+ int i = 0, j;
wrqu->data.length = sizeof(*range);
memset(range, 0, sizeof(*range));
range->max_qual.qual = 100;
/* TODO: Find real max RSSI and stick here */
range->max_qual.level = 0;
- range->max_qual.noise = 0;
+ range->max_qual.noise = priv->ieee->worst_rssi + 0x100;
range->max_qual.updated = 7; /* Updated all three */
range->avg_qual.qual = 70;
range->avg_qual.level = 0; /* FIXME to real average level */
range->avg_qual.noise = 0;
range->avg_qual.updated = 7; /* Updated all three */
-
+ down(&priv->sem);
range->num_bitrates = min(priv->rates.num_rates, (u8) IW_MAX_BITRATES);
for (i = 0; i < range->num_bitrates; i++)
range->we_version_compiled = WIRELESS_EXT;
range->we_version_source = 16;
- range->num_channels = FREQ_COUNT;
-
- val = 0;
- for (i = 0; i < FREQ_COUNT; i++) {
- range->freq[val].i = i + 1;
- range->freq[val].m = ipw_frequencies[i] * 100000;
- range->freq[val].e = 1;
- val++;
+ i = 0;
+ if (priv->ieee->mode & (IEEE_B | IEEE_G)) {
+ for (j = 0; j < geo->bg_channels && i < IW_MAX_FREQUENCIES;
+ i++, j++) {
+ range->freq[i].i = geo->bg[j].channel;
+ range->freq[i].m = geo->bg[j].freq * 100000;
+ range->freq[i].e = 1;
+ }
+ }
- if (val == IW_MAX_FREQUENCIES)
- break;
+ if (priv->ieee->mode & IEEE_A) {
+ for (j = 0; j < geo->a_channels && i < IW_MAX_FREQUENCIES;
+ i++, j++) {
+ range->freq[i].i = geo->a[j].channel;
+ range->freq[i].m = geo->a[j].freq * 100000;
+ range->freq[i].e = 1;
+ }
}
- range->num_frequency = val;
+ range->num_channels = i;
+ range->num_frequency = i;
+
+ up(&priv->sem);
IPW_DEBUG_WX("GET Range\n");
return 0;
}
if (wrqu->ap_addr.sa_family != ARPHRD_ETHER)
return -EINVAL;
-
+ down(&priv->sem);
if (!memcmp(any, wrqu->ap_addr.sa_data, ETH_ALEN) ||
!memcmp(off, wrqu->ap_addr.sa_data, ETH_ALEN)) {
/* we disable mandatory BSSID association */
IPW_DEBUG_WX("Setting AP BSSID to ANY\n");
priv->config &= ~CFG_STATIC_BSSID;
- if (!(priv->status & (STATUS_SCANNING | STATUS_ASSOCIATED |
- STATUS_ASSOCIATING))) {
- IPW_DEBUG_ASSOC("Attempting to associate with new "
- "parameters.\n");
- ipw_associate(priv);
- }
-
+ IPW_DEBUG_ASSOC("Attempting to associate with new "
+ "parameters.\n");
+ ipw_associate(priv);
+ up(&priv->sem);
return 0;
}
priv->config |= CFG_STATIC_BSSID;
if (!memcmp(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN)) {
IPW_DEBUG_WX("BSSID set to current BSSID.\n");
+ up(&priv->sem);
return 0;
}
memcpy(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN);
- /* If we are currently associated, or trying to associate
- * then see if this is a new BSSID (causing us to disassociate) */
- if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
- IPW_DEBUG_ASSOC("Disassociating due to BSSID change.\n");
- ipw_disassociate(priv);
- } else {
+ /* Network configuration changed -- force [re]association */
+ IPW_DEBUG_ASSOC("[re]association triggered due to BSSID change.\n");
+ if (!ipw_disassociate(priv))
ipw_associate(priv);
- }
+ up(&priv->sem);
return 0;
}
struct ipw_priv *priv = ieee80211_priv(dev);
/* If we are associated, trying to associate, or have a statically
* configured BSSID then return that; otherwise return ANY */
+ down(&priv->sem);
if (priv->config & CFG_STATIC_BSSID ||
priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
wrqu->ap_addr.sa_family = ARPHRD_ETHER;
- memcpy(wrqu->ap_addr.sa_data, &priv->bssid, ETH_ALEN);
+ memcpy(wrqu->ap_addr.sa_data, priv->bssid, ETH_ALEN);
} else
memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN);
IPW_DEBUG_WX("Getting WAP BSSID: " MAC_FMT "\n",
MAC_ARG(wrqu->ap_addr.sa_data));
+ up(&priv->sem);
return 0;
}
struct ipw_priv *priv = ieee80211_priv(dev);
char *essid = ""; /* ANY */
int length = 0;
-
+ down(&priv->sem);
if (wrqu->essid.flags && wrqu->essid.length) {
length = wrqu->essid.length - 1;
essid = extra;
}
if (length == 0) {
IPW_DEBUG_WX("Setting ESSID to ANY\n");
- priv->config &= ~CFG_STATIC_ESSID;
- if (!(priv->status & (STATUS_SCANNING | STATUS_ASSOCIATED |
+ if ((priv->config & CFG_STATIC_ESSID) &&
+ !(priv->status & (STATUS_ASSOCIATED |
STATUS_ASSOCIATING))) {
IPW_DEBUG_ASSOC("Attempting to associate with new "
"parameters.\n");
+ priv->config &= ~CFG_STATIC_ESSID;
ipw_associate(priv);
}
-
+ up(&priv->sem);
return 0;
}
if (priv->essid_len == length && !memcmp(priv->essid, extra, length)) {
IPW_DEBUG_WX("ESSID set to current ESSID.\n");
+ up(&priv->sem);
return 0;
}
priv->essid_len = length;
memcpy(priv->essid, essid, priv->essid_len);
- /* If we are currently associated, or trying to associate
- * then see if this is a new ESSID (causing us to disassociate) */
- if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
- IPW_DEBUG_ASSOC("Disassociating due to ESSID change.\n");
- ipw_disassociate(priv);
- } else {
+ /* Network configuration changed -- force [re]association */
+ IPW_DEBUG_ASSOC("[re]association triggered due to ESSID change.\n");
+ if (!ipw_disassociate(priv))
ipw_associate(priv);
- }
+ up(&priv->sem);
return 0;
}
/* If we are associated, trying to associate, or have a statically
* configured ESSID then return that; otherwise return ANY */
+ down(&priv->sem);
if (priv->config & CFG_STATIC_ESSID ||
priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
IPW_DEBUG_WX("Getting essid: '%s'\n",
wrqu->essid.length = 0;
wrqu->essid.flags = 0; /* active */
}
-
+ up(&priv->sem);
return 0;
}
IPW_DEBUG_WX("Setting nick to '%s'\n", extra);
if (wrqu->data.length > IW_ESSID_MAX_SIZE)
return -E2BIG;
-
+ down(&priv->sem);
wrqu->data.length = min((size_t) wrqu->data.length, sizeof(priv->nick));
memset(priv->nick, 0, sizeof(priv->nick));
memcpy(priv->nick, extra, wrqu->data.length);
IPW_DEBUG_TRACE("<<\n");
+ up(&priv->sem);
return 0;
}
{
struct ipw_priv *priv = ieee80211_priv(dev);
IPW_DEBUG_WX("Getting nick\n");
+ down(&priv->sem);
wrqu->data.length = strlen(priv->nick) + 1;
memcpy(extra, priv->nick, wrqu->data.length);
wrqu->data.flags = 1; /* active */
+ up(&priv->sem);
return 0;
}
apply:
IPW_DEBUG_WX("Setting rate mask to 0x%08X [%s]\n",
mask, fixed ? "fixed" : "sub-rates");
-
- if (mask == IEEE80211_DEFAULT_RATES_MASK)
+ down(&priv->sem);
+ if (mask == IEEE80211_DEFAULT_RATES_MASK) {
priv->config &= ~CFG_FIXED_RATE;
- else
+ ipw_set_fixed_rate(priv, priv->ieee->mode);
+ } else
priv->config |= CFG_FIXED_RATE;
- if (priv->rates_mask != mask) {
- priv->rates_mask = mask;
- /* If we are already associated or are currently trying to
- * associate, disassociate and try again */
- if ((priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) {
- IPW_DEBUG_ASSOC("Disassociating due to RATE change.\n");
- ipw_disassociate(priv);
- }
- } else {
- /* We are not yet associated, so kick one off... */
- ipw_associate(priv);
+ if (priv->rates_mask == mask) {
+ IPW_DEBUG_WX("Mask set to current mask.\n");
+ up(&priv->sem);
+ return 0;
}
+ priv->rates_mask = mask;
+
+ /* Network configuration changed -- force [re]association */
+ IPW_DEBUG_ASSOC("[re]association triggered due to rates change.\n");
+ if (!ipw_disassociate(priv))
+ ipw_associate(priv);
+
+ up(&priv->sem);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
+ down(&priv->sem);
wrqu->bitrate.value = priv->last_rate;
-
+ up(&priv->sem);
IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
+ down(&priv->sem);
if (wrqu->rts.disabled)
priv->rts_threshold = DEFAULT_RTS_THRESHOLD;
else {
if (wrqu->rts.value < MIN_RTS_THRESHOLD ||
- wrqu->rts.value > MAX_RTS_THRESHOLD)
+ wrqu->rts.value > MAX_RTS_THRESHOLD) {
+ up(&priv->sem);
return -EINVAL;
-
+ }
priv->rts_threshold = wrqu->rts.value;
}
ipw_send_rts_threshold(priv, priv->rts_threshold);
+ up(&priv->sem);
IPW_DEBUG_WX("SET RTS Threshold -> %d \n", priv->rts_threshold);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
+ down(&priv->sem);
wrqu->rts.value = priv->rts_threshold;
wrqu->rts.fixed = 0; /* no auto select */
wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD);
-
+ up(&priv->sem);
IPW_DEBUG_WX("GET RTS Threshold -> %d \n", wrqu->rts.value);
return 0;
}
struct ipw_tx_power tx_power;
int i;
- if (ipw_radio_kill_sw(priv, wrqu->power.disabled))
+ down(&priv->sem);
+ if (ipw_radio_kill_sw(priv, wrqu->power.disabled)) {
+ up(&priv->sem);
return -EINPROGRESS;
+ }
+
+ if (!wrqu->power.fixed)
+ wrqu->power.value = IPW_TX_POWER_DEFAULT;
- if (wrqu->power.flags != IW_TXPOW_DBM)
+ if (wrqu->power.flags != IW_TXPOW_DBM) {
+ up(&priv->sem);
return -EINVAL;
+ }
- if ((wrqu->power.value > 20) || (wrqu->power.value < -12))
+ if ((wrqu->power.value > IPW_TX_POWER_MAX) ||
+ (wrqu->power.value < IPW_TX_POWER_MIN)) {
+ up(&priv->sem);
return -EINVAL;
+ }
priv->tx_power = wrqu->power.value;
if (ipw_send_tx_power(priv, &tx_power))
goto error;
+ up(&priv->sem);
return 0;
error:
+ up(&priv->sem);
return -EIO;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
+ down(&priv->sem);
wrqu->power.value = priv->tx_power;
wrqu->power.fixed = 1;
wrqu->power.flags = IW_TXPOW_DBM;
wrqu->power.disabled = (priv->status & STATUS_RF_KILL_MASK) ? 1 : 0;
+ up(&priv->sem);
IPW_DEBUG_WX("GET TX Power -> %s %d \n",
wrqu->power.disabled ? "ON" : "OFF", wrqu->power.value);
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
+ down(&priv->sem);
if (wrqu->frag.disabled)
priv->ieee->fts = DEFAULT_FTS;
else {
if (wrqu->frag.value < MIN_FRAG_THRESHOLD ||
- wrqu->frag.value > MAX_FRAG_THRESHOLD)
+ wrqu->frag.value > MAX_FRAG_THRESHOLD) {
+ up(&priv->sem);
return -EINVAL;
+ }
priv->ieee->fts = wrqu->frag.value & ~0x1;
}
ipw_send_frag_threshold(priv, wrqu->frag.value);
+ up(&priv->sem);
IPW_DEBUG_WX("SET Frag Threshold -> %d \n", wrqu->frag.value);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
+ down(&priv->sem);
wrqu->frag.value = priv->ieee->fts;
wrqu->frag.fixed = 0; /* no auto select */
wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FTS);
-
+ up(&priv->sem);
IPW_DEBUG_WX("GET Frag Threshold -> %d \n", wrqu->frag.value);
return 0;
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
- IPW_DEBUG_WX("0x%p, 0x%p, 0x%p\n", dev, info, wrqu);
- return -EOPNOTSUPP;
+ struct ipw_priv *priv = ieee80211_priv(dev);
+
+ if (wrqu->retry.flags & IW_RETRY_LIFETIME || wrqu->retry.disabled)
+ return -EINVAL;
+
+ if (!(wrqu->retry.flags & IW_RETRY_LIMIT))
+ return 0;
+
+ if (wrqu->retry.value < 0 || wrqu->retry.value > 255)
+ return -EINVAL;
+
+ down(&priv->sem);
+ if (wrqu->retry.flags & IW_RETRY_MIN)
+ priv->short_retry_limit = (u8) wrqu->retry.value;
+ else if (wrqu->retry.flags & IW_RETRY_MAX)
+ priv->long_retry_limit = (u8) wrqu->retry.value;
+ else {
+ priv->short_retry_limit = (u8) wrqu->retry.value;
+ priv->long_retry_limit = (u8) wrqu->retry.value;
+ }
+
+ ipw_send_retry_limit(priv, priv->short_retry_limit,
+ priv->long_retry_limit);
+ up(&priv->sem);
+ IPW_DEBUG_WX("SET retry limit -> short:%d long:%d\n",
+ priv->short_retry_limit, priv->long_retry_limit);
+ return 0;
}
static int ipw_wx_get_retry(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
- IPW_DEBUG_WX("0x%p, 0x%p, 0x%p\n", dev, info, wrqu);
- return -EOPNOTSUPP;
+ struct ipw_priv *priv = ieee80211_priv(dev);
+
+ down(&priv->sem);
+ wrqu->retry.disabled = 0;
+
+ if ((wrqu->retry.flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
+ up(&priv->sem);
+ return -EINVAL;
+ }
+
+ if (wrqu->retry.flags & IW_RETRY_MAX) {
+ wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+ wrqu->retry.value = priv->long_retry_limit;
+ } else if (wrqu->retry.flags & IW_RETRY_MIN) {
+ wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
+ wrqu->retry.value = priv->short_retry_limit;
+ } else {
+ wrqu->retry.flags = IW_RETRY_LIMIT;
+ wrqu->retry.value = priv->short_retry_limit;
+ }
+ up(&priv->sem);
+
+ IPW_DEBUG_WX("GET retry -> %d \n", wrqu->retry.value);
+
+ return 0;
+}
+
+#if WIRELESS_EXT > 17
+static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid,
+ int essid_len)
+{
+ struct ipw_scan_request_ext scan;
+ int err = 0, scan_type;
+
+ down(&priv->sem);
+
+ if (priv->status & STATUS_RF_KILL_MASK) {
+ IPW_DEBUG_HC("Aborting scan due to RF kill activation\n");
+ priv->status |= STATUS_SCAN_PENDING;
+ goto done;
+ }
+
+ IPW_DEBUG_HC("starting request direct scan!\n");
+
+ if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) {
+ err = wait_event_interruptible(priv->wait_state,
+ !(priv->
+ status & (STATUS_SCANNING |
+ STATUS_SCAN_ABORTING)));
+ if (err) {
+ IPW_DEBUG_HC("aborting direct scan");
+ goto done;
+ }
+ }
+ memset(&scan, 0, sizeof(scan));
+
+ if (priv->config & CFG_SPEED_SCAN)
+ scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
+ cpu_to_le16(30);
+ else
+ scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
+ cpu_to_le16(20);
+
+ scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] =
+ cpu_to_le16(20);
+ scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(20);
+ scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20);
+
+ scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee));
+
+ err = ipw_send_ssid(priv, essid, essid_len);
+ if (err) {
+ IPW_DEBUG_HC("Attempt to send SSID command failed\n");
+ goto done;
+ }
+ scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
+
+ ipw_add_scan_channels(priv, &scan, scan_type);
+
+ err = ipw_send_scan_request_ext(priv, &scan);
+ if (err) {
+ IPW_DEBUG_HC("Sending scan command failed: %08X\n", err);
+ goto done;
+ }
+
+ priv->status |= STATUS_SCANNING;
+
+ done:
+ up(&priv->sem);
+ return err;
}
+#endif /* WIRELESS_EXT > 17 */
static int ipw_wx_set_scan(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
+#if WIRELESS_EXT > 17
+ struct iw_scan_req *req = NULL;
+ if (wrqu->data.length
+ && wrqu->data.length == sizeof(struct iw_scan_req)) {
+ req = (struct iw_scan_req *)extra;
+ if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
+ ipw_request_direct_scan(priv, req->essid,
+ req->essid_len);
+ return 0;
+ }
+ }
+#endif
IPW_DEBUG_WX("Start scan\n");
- if (ipw_request_scan(priv))
- return -EIO;
+
+ queue_work(priv->workqueue, &priv->request_scan);
+
return 0;
}
union iwreq_data *wrqu, char *key)
{
struct ipw_priv *priv = ieee80211_priv(dev);
- return ieee80211_wx_set_encode(priv->ieee, info, wrqu, key);
+ int ret;
+
+ down(&priv->sem);
+ ret = ieee80211_wx_set_encode(priv->ieee, info, wrqu, key);
+ up(&priv->sem);
+
+ return ret;
}
static int ipw_wx_get_encode(struct net_device *dev,
{
struct ipw_priv *priv = ieee80211_priv(dev);
int err;
-
+ down(&priv->sem);
if (wrqu->power.disabled) {
priv->power_mode = IPW_POWER_LEVEL(priv->power_mode);
err = ipw_send_power_mode(priv, IPW_POWER_MODE_CAM);
if (err) {
IPW_DEBUG_WX("failed setting power mode.\n");
+ up(&priv->sem);
return err;
}
IPW_DEBUG_WX("SET Power Management Mode -> off\n");
-
+ up(&priv->sem);
return 0;
}
default: /* Otherwise we don't support it */
IPW_DEBUG_WX("SET PM Mode: %X not supported.\n",
wrqu->power.flags);
+ up(&priv->sem);
return -EOPNOTSUPP;
}
err = ipw_send_power_mode(priv, IPW_POWER_LEVEL(priv->power_mode));
if (err) {
IPW_DEBUG_WX("failed setting power mode.\n");
+ up(&priv->sem);
return err;
}
IPW_DEBUG_WX("SET Power Management Mode -> 0x%02X\n", priv->power_mode);
-
+ up(&priv->sem);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
- if (!(priv->power_mode & IPW_POWER_ENABLED)) {
+ down(&priv->sem);
+ if (!(priv->power_mode & IPW_POWER_ENABLED))
wrqu->power.disabled = 1;
- } else {
+ else
wrqu->power.disabled = 0;
- }
+ up(&priv->sem);
IPW_DEBUG_WX("GET Power Management Mode -> %02X\n", priv->power_mode);
return 0;
struct ipw_priv *priv = ieee80211_priv(dev);
int mode = *(int *)extra;
int err;
-
+ down(&priv->sem);
if ((mode < 1) || (mode > IPW_POWER_LIMIT)) {
mode = IPW_POWER_AC;
priv->power_mode = mode;
if (err) {
IPW_DEBUG_WX("failed setting power mode.\n");
+ up(&priv->sem);
return err;
}
}
-
+ up(&priv->sem);
return 0;
}
IPW_WARNING("Attempt to set invalid wireless mode: %d\n", mode);
return -EINVAL;
}
-
+ down(&priv->sem);
if (priv->adapter == IPW_2915ABG) {
priv->ieee->abg_true = 1;
if (mode & IEEE_A) {
if (mode & IEEE_A) {
IPW_WARNING("Attempt to set 2200BG into "
"802.11a mode\n");
+ up(&priv->sem);
return -EINVAL;
}
priv->ieee->modulation = modulation;
init_supported_rates(priv, &priv->rates);
- /* If we are currently associated, or trying to associate
- * then see if this is a new configuration (causing us to
- * disassociate) */
- if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
- /* The resulting association will trigger
- * the new rates to be sent to the device */
- IPW_DEBUG_ASSOC("Disassociating due to mode change.\n");
- ipw_disassociate(priv);
- } else
+ /* Network configuration changed -- force [re]association */
+ IPW_DEBUG_ASSOC("[re]association triggered due to mode change.\n");
+ if (!ipw_disassociate(priv)) {
ipw_send_supported_rates(priv, &priv->rates);
+ ipw_associate(priv);
+ }
+
+ /* Update the band LEDs */
+ ipw_led_band_on(priv);
IPW_DEBUG_WX("PRIV SET MODE: %c%c%c\n",
mode & IEEE_A ? 'a' : '.',
mode & IEEE_B ? 'b' : '.', mode & IEEE_G ? 'g' : '.');
+ up(&priv->sem);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
+ down(&priv->sem);
switch (priv->ieee->mode) {
case IEEE_A:
strncpy(extra, "802.11a (1)", MAX_WX_STRING);
IPW_DEBUG_WX("PRIV GET MODE: %s\n", extra);
wrqu->data.length = strlen(extra) + 1;
+ up(&priv->sem);
return 0;
}
{
struct ipw_priv *priv = ieee80211_priv(dev);
int mode = *(int *)extra;
-
+ down(&priv->sem);
/* Switching from SHORT -> LONG requires a disassociation */
if (mode == 1) {
if (!(priv->config & CFG_PREAMBLE_LONG)) {
priv->config |= CFG_PREAMBLE_LONG;
- if (priv->status &
- (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) {
- IPW_DEBUG_ASSOC
- ("Disassociating due to preamble "
- "change.\n");
- ipw_disassociate(priv);
- }
+
+ /* Network configuration changed -- force [re]association */
+ IPW_DEBUG_ASSOC
+ ("[re]association triggered due to preamble change.\n");
+ if (!ipw_disassociate(priv))
+ ipw_associate(priv);
}
goto done;
}
priv->config &= ~CFG_PREAMBLE_LONG;
goto done;
}
-
+ up(&priv->sem);
return -EINVAL;
done:
+ up(&priv->sem);
return 0;
}
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-
+ down(&priv->sem);
if (priv->config & CFG_PREAMBLE_LONG)
snprintf(wrqu->name, IFNAMSIZ, "long (1)");
else
snprintf(wrqu->name, IFNAMSIZ, "auto (0)");
-
+ up(&priv->sem);
return 0;
}
-#ifdef CONFIG_IPW_MONITOR
+#ifdef CONFIG_IPW2200_MONITOR
static int ipw_wx_set_monitor(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
struct ipw_priv *priv = ieee80211_priv(dev);
int *parms = (int *)extra;
int enable = (parms[0] > 0);
-
+ down(&priv->sem);
IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]);
if (enable) {
if (priv->ieee->iw_mode != IW_MODE_MONITOR) {
priv->net_dev->type = ARPHRD_IEEE80211;
- ipw_adapter_restart(priv);
+ queue_work(priv->workqueue, &priv->adapter_restart);
}
ipw_set_channel(priv, parms[1]);
} else {
- if (priv->ieee->iw_mode != IW_MODE_MONITOR)
+ if (priv->ieee->iw_mode != IW_MODE_MONITOR) {
+ up(&priv->sem);
return 0;
+ }
priv->net_dev->type = ARPHRD_ETHER;
+ queue_work(priv->workqueue, &priv->adapter_restart);
+ }
+ up(&priv->sem);
+ return 0;
+}
+
+#endif // CONFIG_IPW2200_MONITOR
+
+static int ipw_wx_reset(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ IPW_DEBUG_WX("RESET\n");
+ queue_work(priv->workqueue, &priv->adapter_restart);
+ return 0;
+}
+
+static int ipw_wx_sw_reset(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct ipw_priv *priv = ieee80211_priv(dev);
+ union iwreq_data wrqu_sec = {
+ .encoding = {
+ .flags = IW_ENCODE_DISABLED,
+ },
+ };
+ int ret;
+
+ IPW_DEBUG_WX("SW_RESET\n");
+
+ down(&priv->sem);
+
+ ret = ipw_sw_reset(priv, 0);
+ if (!ret) {
+ free_firmware();
ipw_adapter_restart(priv);
}
- return 0;
-}
-static int ipw_wx_reset(struct net_device *dev,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct ipw_priv *priv = ieee80211_priv(dev);
- IPW_DEBUG_WX("RESET\n");
- ipw_adapter_restart(priv);
+ /* The SW reset bit might have been toggled on by the 'disable'
+ * module parameter, so take appropriate action */
+ ipw_radio_kill_sw(priv, priv->status & STATUS_RF_KILL_SW);
+
+ up(&priv->sem);
+ ieee80211_wx_set_encode(priv->ieee, info, &wrqu_sec, NULL);
+ down(&priv->sem);
+
+ if (!(priv->status & STATUS_RF_KILL_MASK)) {
+ /* Configuration likely changed -- force [re]association */
+ IPW_DEBUG_ASSOC("[re]association triggered due to sw "
+ "reset.\n");
+ if (!ipw_disassociate(priv))
+ ipw_associate(priv);
+ }
+
+ up(&priv->sem);
+
return 0;
}
-#endif // CONFIG_IPW_MONITOR
/* Rebase the WE IOCTLs to zero for the handler array */
#define IW_IOCTL(x) [(x)-SIOCSIWCOMMIT]
IW_IOCTL(SIOCGIWENCODE) = ipw_wx_get_encode,
IW_IOCTL(SIOCSIWPOWER) = ipw_wx_set_power,
IW_IOCTL(SIOCGIWPOWER) = ipw_wx_get_power,
+ IW_IOCTL(SIOCSIWSPY) = iw_handler_set_spy,
+ IW_IOCTL(SIOCGIWSPY) = iw_handler_get_spy,
+ IW_IOCTL(SIOCSIWTHRSPY) = iw_handler_set_thrspy,
+ IW_IOCTL(SIOCGIWTHRSPY) = iw_handler_get_thrspy,
+#if WIRELESS_EXT > 17
+ IW_IOCTL(SIOCSIWGENIE) = ipw_wx_set_genie,
+ IW_IOCTL(SIOCGIWGENIE) = ipw_wx_get_genie,
+ IW_IOCTL(SIOCSIWMLME) = ipw_wx_set_mlme,
+ IW_IOCTL(SIOCSIWAUTH) = ipw_wx_set_auth,
+ IW_IOCTL(SIOCGIWAUTH) = ipw_wx_get_auth,
+ IW_IOCTL(SIOCSIWENCODEEXT) = ipw_wx_set_encodeext,
+ IW_IOCTL(SIOCGIWENCODEEXT) = ipw_wx_get_encodeext,
+#endif
};
-#define IPW_PRIV_SET_POWER SIOCIWFIRSTPRIV
-#define IPW_PRIV_GET_POWER SIOCIWFIRSTPRIV+1
-#define IPW_PRIV_SET_MODE SIOCIWFIRSTPRIV+2
-#define IPW_PRIV_GET_MODE SIOCIWFIRSTPRIV+3
-#define IPW_PRIV_SET_PREAMBLE SIOCIWFIRSTPRIV+4
-#define IPW_PRIV_GET_PREAMBLE SIOCIWFIRSTPRIV+5
-#define IPW_PRIV_SET_MONITOR SIOCIWFIRSTPRIV+6
-#define IPW_PRIV_RESET SIOCIWFIRSTPRIV+7
+enum {
+ IPW_PRIV_SET_POWER = SIOCIWFIRSTPRIV,
+ IPW_PRIV_GET_POWER,
+ IPW_PRIV_SET_MODE,
+ IPW_PRIV_GET_MODE,
+ IPW_PRIV_SET_PREAMBLE,
+ IPW_PRIV_GET_PREAMBLE,
+ IPW_PRIV_RESET,
+ IPW_PRIV_SW_RESET,
+#ifdef CONFIG_IPW2200_MONITOR
+ IPW_PRIV_SET_MONITOR,
+#endif
+};
static struct iw_priv_args ipw_priv_args[] = {
{
.cmd = IPW_PRIV_GET_PREAMBLE,
.get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | IFNAMSIZ,
.name = "get_preamble"},
-#ifdef CONFIG_IPW_MONITOR
- {
- IPW_PRIV_SET_MONITOR,
- IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "monitor"},
{
IPW_PRIV_RESET,
IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 0, 0, "reset"},
-#endif /* CONFIG_IPW_MONITOR */
+ {
+ IPW_PRIV_SW_RESET,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 0, 0, "sw_reset"},
+#ifdef CONFIG_IPW2200_MONITOR
+ {
+ IPW_PRIV_SET_MONITOR,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "monitor"},
+#endif /* CONFIG_IPW2200_MONITOR */
};
static iw_handler ipw_priv_handler[] = {
ipw_wx_get_wireless_mode,
ipw_wx_set_preamble,
ipw_wx_get_preamble,
-#ifdef CONFIG_IPW_MONITOR
- ipw_wx_set_monitor,
ipw_wx_reset,
+ ipw_wx_sw_reset,
+#ifdef CONFIG_IPW2200_MONITOR
+ ipw_wx_set_monitor,
#endif
};
.private_args = ipw_priv_args,
};
+static struct iw_public_data ipw_wx_data;
+
/*
* Get wireless statistics.
* Called by /proc/net/wireless
wstats = &priv->wstats;
/* if hw is disabled, then ipw_get_ordinal() can't be called.
- * ipw2100_wx_wireless_stats seems to be called before fw is
+ * netdev->get_wireless_stats seems to be called before fw is
* initialized. STATUS_ASSOCIATED will only be set if the hw is up
* and associated; if not associcated, the values are all meaningless
* anyway, so set them all to NULL and INVALID */
sys_config->dot11g_auto_detection = 0;
sys_config->enable_cts_to_self = 0;
sys_config->bt_coexist_collision_thr = 0;
- sys_config->pass_noise_stats_to_host = 1;
+ sys_config->pass_noise_stats_to_host = 1; //1 -- fix for 256
}
static int ipw_net_open(struct net_device *dev)
struct ipw_priv *priv = ieee80211_priv(dev);
IPW_DEBUG_INFO("dev->open\n");
/* we should be verifying the device is ready to be opened */
+ down(&priv->sem);
if (!(priv->status & STATUS_RF_KILL_MASK) &&
(priv->status & STATUS_ASSOCIATED))
netif_start_queue(dev);
+ up(&priv->sem);
return 0;
}
we need to heavily modify the ieee80211_skb_to_txb.
*/
-static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb)
+static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
+ int pri)
{
struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *)
txb->fragments[0]->data;
int i = 0;
struct tfd_frame *tfd;
+#ifdef CONFIG_IPW_QOS
+ int tx_id = ipw_get_tx_queue_number(priv, pri);
+ struct clx2_tx_queue *txq = &priv->txq[tx_id];
+#else
struct clx2_tx_queue *txq = &priv->txq[0];
+#endif
struct clx2_queue *q = &txq->q;
u8 id, hdr_len, unicast;
u16 remaining_bytes;
+ int fc;
switch (priv->ieee->iw_mode) {
case IW_MODE_ADHOC:
hdr_len = IEEE80211_3ADDR_LEN;
- unicast = !is_broadcast_ether_addr(hdr->addr1) &&
- !is_multicast_ether_addr(hdr->addr1);
+ unicast = !is_multicast_ether_addr(hdr->addr1);
id = ipw_find_station(priv, hdr->addr1);
if (id == IPW_INVALID_STATION) {
id = ipw_add_station(priv, hdr->addr1);
case IW_MODE_INFRA:
default:
- unicast = !is_broadcast_ether_addr(hdr->addr3) &&
- !is_multicast_ether_addr(hdr->addr3);
+ unicast = !is_multicast_ether_addr(hdr->addr3);
hdr_len = IEEE80211_3ADDR_LEN;
id = 0;
break;
tfd->control_flags.control_bits = TFD_NEED_IRQ_MASK;
tfd->u.data.cmd_id = DINO_CMD_TX;
- tfd->u.data.len = txb->payload_size;
+ tfd->u.data.len = cpu_to_le16(txb->payload_size);
remaining_bytes = txb->payload_size;
- if (unlikely(!unicast))
- tfd->u.data.tx_flags = DCT_FLAG_NO_WEP;
- else
- tfd->u.data.tx_flags = DCT_FLAG_NO_WEP | DCT_FLAG_ACK_REQD;
if (priv->assoc_request.ieee_mode == IPW_B_MODE)
- tfd->u.data.tx_flags_ext = DCT_FLAG_EXT_MODE_CCK;
+ tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_MODE_CCK;
else
- tfd->u.data.tx_flags_ext = DCT_FLAG_EXT_MODE_OFDM;
+ tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_MODE_OFDM;
if (priv->assoc_request.preamble_length == DCT_FLAG_SHORT_PREAMBLE)
tfd->u.data.tx_flags |= DCT_FLAG_SHORT_PREAMBLE;
+ fc = le16_to_cpu(hdr->frame_ctl);
+ hdr->frame_ctl = cpu_to_le16(fc & ~IEEE80211_FCTL_MOREFRAGS);
+
memcpy(&tfd->u.data.tfd.tfd_24.mchdr, hdr, hdr_len);
+ if (likely(unicast))
+ tfd->u.data.tx_flags |= DCT_FLAG_ACK_REQD;
+
+ if (txb->encrypted && !priv->ieee->host_encrypt) {
+ switch (priv->ieee->sec.level) {
+ case SEC_LEVEL_3:
+ tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |=
+ IEEE80211_FCTL_PROTECTED;
+ /* XXX: ACK flag must be set for CCMP even if it
+ * is a multicast/broadcast packet, because CCMP
+ * group communication encrypted by GTK is
+ * actually done by the AP. */
+ if (!unicast)
+ tfd->u.data.tx_flags |= DCT_FLAG_ACK_REQD;
+
+ tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP;
+ tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_CCM;
+ tfd->u.data.key_index = 0;
+ tfd->u.data.key_index |= DCT_WEP_INDEX_USE_IMMEDIATE;
+ break;
+ case SEC_LEVEL_2:
+ tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |=
+ IEEE80211_FCTL_PROTECTED;
+ tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP;
+ tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_TKIP;
+ tfd->u.data.key_index = DCT_WEP_INDEX_USE_IMMEDIATE;
+ break;
+ case SEC_LEVEL_1:
+ tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |=
+ IEEE80211_FCTL_PROTECTED;
+ tfd->u.data.key_index = priv->ieee->tx_keyidx;
+ if (priv->ieee->sec.key_sizes[priv->ieee->tx_keyidx] <=
+ 40)
+ tfd->u.data.key_index |= DCT_WEP_KEY_64Bit;
+ else
+ tfd->u.data.key_index |= DCT_WEP_KEY_128Bit;
+ break;
+ case SEC_LEVEL_0:
+ break;
+ default:
+ printk(KERN_ERR "Unknow security level %d\n",
+ priv->ieee->sec.level);
+ break;
+ }
+ } else
+ /* No hardware encryption */
+ tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP;
+
+#ifdef CONFIG_IPW_QOS
+ ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast);
+#endif /* CONFIG_IPW_QOS */
+
/* payload */
- tfd->u.data.num_chunks = min((u8) (NUM_TFD_CHUNKS - 2), txb->nr_frags);
- for (i = 0; i < tfd->u.data.num_chunks; i++) {
+ tfd->u.data.num_chunks = cpu_to_le32(min((u8) (NUM_TFD_CHUNKS - 2),
+ txb->nr_frags));
+ IPW_DEBUG_FRAG("%i fragments being sent as %i chunks.\n",
+ txb->nr_frags, le32_to_cpu(tfd->u.data.num_chunks));
+ for (i = 0; i < le32_to_cpu(tfd->u.data.num_chunks); i++) {
+ IPW_DEBUG_FRAG("Adding fragment %i of %i (%d bytes).\n",
+ i, le32_to_cpu(tfd->u.data.num_chunks),
+ txb->fragments[i]->len - hdr_len);
IPW_DEBUG_TX("Dumping TX packet frag %i of %i (%d bytes):\n",
i, tfd->u.data.num_chunks,
txb->fragments[i]->len - hdr_len);
txb->fragments[i]->len - hdr_len);
tfd->u.data.chunk_ptr[i] =
- pci_map_single(priv->pci_dev,
- txb->fragments[i]->data + hdr_len,
- txb->fragments[i]->len - hdr_len,
- PCI_DMA_TODEVICE);
- tfd->u.data.chunk_len[i] = txb->fragments[i]->len - hdr_len;
+ cpu_to_le32(pci_map_single
+ (priv->pci_dev,
+ txb->fragments[i]->data + hdr_len,
+ txb->fragments[i]->len - hdr_len,
+ PCI_DMA_TODEVICE));
+ tfd->u.data.chunk_len[i] =
+ cpu_to_le16(txb->fragments[i]->len - hdr_len);
}
if (i != txb->nr_frags) {
remaining_bytes);
skb = alloc_skb(remaining_bytes, GFP_ATOMIC);
if (skb != NULL) {
- tfd->u.data.chunk_len[i] = remaining_bytes;
+ tfd->u.data.chunk_len[i] = cpu_to_le16(remaining_bytes);
for (j = i; j < txb->nr_frags; j++) {
int size = txb->fragments[j]->len - hdr_len;
+
printk(KERN_INFO "Adding frag %d %d...\n",
j, size);
memcpy(skb_put(skb, size),
dev_kfree_skb_any(txb->fragments[i]);
txb->fragments[i] = skb;
tfd->u.data.chunk_ptr[i] =
- pci_map_single(priv->pci_dev, skb->data,
- tfd->u.data.chunk_len[i],
- PCI_DMA_TODEVICE);
- tfd->u.data.num_chunks++;
+ cpu_to_le32(pci_map_single
+ (priv->pci_dev, skb->data,
+ tfd->u.data.chunk_len[i],
+ PCI_DMA_TODEVICE));
+
+ tfd->u.data.num_chunks =
+ cpu_to_le32(le32_to_cpu(tfd->u.data.num_chunks) +
+ 1);
}
}
unsigned long flags;
IPW_DEBUG_TX("dev->xmit(%d bytes)\n", txb->payload_size);
-
spin_lock_irqsave(&priv->lock, flags);
if (!(priv->status & STATUS_ASSOCIATED)) {
goto fail_unlock;
}
- ipw_tx_skb(priv, txb);
-
+ ipw_tx_skb(priv, txb, pri);
+ __ipw_led_activity_on(priv);
spin_unlock_irqrestore(&priv->lock, flags);
+
return 0;
fail_unlock:
struct sockaddr *addr = p;
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
+ down(&priv->sem);
priv->config |= CFG_CUSTOM_MAC;
memcpy(priv->mac_addr, addr->sa_data, ETH_ALEN);
printk(KERN_INFO "%s: Setting MAC to " MAC_FMT "\n",
priv->net_dev->name, MAC_ARG(priv->mac_addr));
- ipw_adapter_restart(priv);
+ queue_work(priv->workqueue, &priv->adapter_restart);
+ up(&priv->sem);
return 0;
}
snprintf(info->fw_version, sizeof(info->fw_version), "%s (%s)",
vers, date);
strcpy(info->bus_info, pci_name(p->pci_dev));
- info->eedump_len = CX2_EEPROM_IMAGE_SIZE;
+ info->eedump_len = IPW_EEPROM_IMAGE_SIZE;
}
static u32 ipw_ethtool_get_link(struct net_device *dev)
static int ipw_ethtool_get_eeprom_len(struct net_device *dev)
{
- return CX2_EEPROM_IMAGE_SIZE;
+ return IPW_EEPROM_IMAGE_SIZE;
}
static int ipw_ethtool_get_eeprom(struct net_device *dev,
{
struct ipw_priv *p = ieee80211_priv(dev);
- if (eeprom->offset + eeprom->len > CX2_EEPROM_IMAGE_SIZE)
+ if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE)
return -EINVAL;
-
- memcpy(bytes, &((u8 *) p->eeprom)[eeprom->offset], eeprom->len);
+ down(&p->sem);
+ memcpy(bytes, &p->eeprom[eeprom->offset], eeprom->len);
+ up(&p->sem);
return 0;
}
struct ipw_priv *p = ieee80211_priv(dev);
int i;
- if (eeprom->offset + eeprom->len > CX2_EEPROM_IMAGE_SIZE)
+ if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE)
return -EINVAL;
-
- memcpy(&((u8 *) p->eeprom)[eeprom->offset], bytes, eeprom->len);
+ down(&p->sem);
+ memcpy(&p->eeprom[eeprom->offset], bytes, eeprom->len);
for (i = IPW_EEPROM_DATA;
- i < IPW_EEPROM_DATA + CX2_EEPROM_IMAGE_SIZE; i++)
+ i < IPW_EEPROM_DATA + IPW_EEPROM_IMAGE_SIZE; i++)
ipw_write8(p, i, p->eeprom[i]);
-
+ up(&p->sem);
return 0;
}
goto none;
}
- inta = ipw_read32(priv, CX2_INTA_RW);
- inta_mask = ipw_read32(priv, CX2_INTA_MASK_R);
+ inta = ipw_read32(priv, IPW_INTA_RW);
+ inta_mask = ipw_read32(priv, IPW_INTA_MASK_R);
if (inta == 0xFFFFFFFF) {
/* Hardware disappeared */
goto none;
}
- if (!(inta & (CX2_INTA_MASK_ALL & inta_mask))) {
+ if (!(inta & (IPW_INTA_MASK_ALL & inta_mask))) {
/* Shared interrupt */
goto none;
}
ipw_disable_interrupts(priv);
/* ack current interrupts */
- inta &= (CX2_INTA_MASK_ALL & inta_mask);
- ipw_write32(priv, CX2_INTA_RW, inta);
+ inta &= (IPW_INTA_MASK_ALL & inta_mask);
+ ipw_write32(priv, IPW_INTA_RW, inta);
/* Cache INTA value for our tasklet */
priv->isr_inta = inta;
spin_unlock_irqrestore(&priv->lock, flags);
}
+static void ipw_bg_rf_kill(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_rf_kill(data);
+ up(&priv->sem);
+}
+
+void ipw_link_up(struct ipw_priv *priv)
+{
+ priv->last_seq_num = -1;
+ priv->last_frag_num = -1;
+ priv->last_packet_time = 0;
+
+ netif_carrier_on(priv->net_dev);
+ if (netif_queue_stopped(priv->net_dev)) {
+ IPW_DEBUG_NOTIF("waking queue\n");
+ netif_wake_queue(priv->net_dev);
+ } else {
+ IPW_DEBUG_NOTIF("starting queue\n");
+ netif_start_queue(priv->net_dev);
+ }
+
+ cancel_delayed_work(&priv->request_scan);
+ ipw_reset_stats(priv);
+ /* Ensure the rate is updated immediately */
+ priv->last_rate = ipw_get_current_rate(priv);
+ ipw_gather_stats(priv);
+ ipw_led_link_up(priv);
+ notify_wx_assoc_event(priv);
+
+ if (priv->config & CFG_BACKGROUND_SCAN)
+ queue_delayed_work(priv->workqueue, &priv->request_scan, HZ);
+}
+
+static void ipw_bg_link_up(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_link_up(data);
+ up(&priv->sem);
+}
+
+void ipw_link_down(struct ipw_priv *priv)
+{
+ ipw_led_link_down(priv);
+ netif_carrier_off(priv->net_dev);
+ netif_stop_queue(priv->net_dev);
+ notify_wx_assoc_event(priv);
+
+ /* Cancel any queued work ... */
+ cancel_delayed_work(&priv->request_scan);
+ cancel_delayed_work(&priv->adhoc_check);
+ cancel_delayed_work(&priv->gather_stats);
+
+ ipw_reset_stats(priv);
+
+ if (!(priv->status & STATUS_EXIT_PENDING)) {
+ /* Queue up another scan... */
+ queue_work(priv->workqueue, &priv->request_scan);
+ }
+}
+
+static void ipw_bg_link_down(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_link_down(data);
+ up(&priv->sem);
+}
+
static int ipw_setup_deferred_work(struct ipw_priv *priv)
{
int ret = 0;
priv->workqueue = create_workqueue(DRV_NAME);
init_waitqueue_head(&priv->wait_command_queue);
-
- INIT_WORK(&priv->adhoc_check, ipw_adhoc_check, priv);
- INIT_WORK(&priv->associate, ipw_associate, priv);
- INIT_WORK(&priv->disassociate, ipw_disassociate, priv);
- INIT_WORK(&priv->rx_replenish, ipw_rx_queue_replenish, priv);
- INIT_WORK(&priv->adapter_restart, ipw_adapter_restart, priv);
- INIT_WORK(&priv->rf_kill, ipw_rf_kill, priv);
- INIT_WORK(&priv->up, (void (*)(void *))ipw_up, priv);
- INIT_WORK(&priv->down, (void (*)(void *))ipw_down, priv);
+ init_waitqueue_head(&priv->wait_state);
+
+ INIT_WORK(&priv->adhoc_check, ipw_bg_adhoc_check, priv);
+ INIT_WORK(&priv->associate, ipw_bg_associate, priv);
+ INIT_WORK(&priv->disassociate, ipw_bg_disassociate, priv);
+ INIT_WORK(&priv->rx_replenish, ipw_bg_rx_queue_replenish, priv);
+ INIT_WORK(&priv->adapter_restart, ipw_bg_adapter_restart, priv);
+ INIT_WORK(&priv->rf_kill, ipw_bg_rf_kill, priv);
+ INIT_WORK(&priv->up, (void (*)(void *))ipw_bg_up, priv);
+ INIT_WORK(&priv->down, (void (*)(void *))ipw_bg_down, priv);
INIT_WORK(&priv->request_scan,
(void (*)(void *))ipw_request_scan, priv);
INIT_WORK(&priv->gather_stats,
- (void (*)(void *))ipw_gather_stats, priv);
- INIT_WORK(&priv->abort_scan, (void (*)(void *))ipw_abort_scan, priv);
- INIT_WORK(&priv->roam, ipw_roam, priv);
- INIT_WORK(&priv->scan_check, ipw_scan_check, priv);
+ (void (*)(void *))ipw_bg_gather_stats, priv);
+ INIT_WORK(&priv->abort_scan, (void (*)(void *))ipw_bg_abort_scan, priv);
+ INIT_WORK(&priv->roam, ipw_bg_roam, priv);
+ INIT_WORK(&priv->scan_check, ipw_bg_scan_check, priv);
+ INIT_WORK(&priv->link_up, (void (*)(void *))ipw_bg_link_up, priv);
+ INIT_WORK(&priv->link_down, (void (*)(void *))ipw_bg_link_down, priv);
+ INIT_WORK(&priv->led_link_on, (void (*)(void *))ipw_bg_led_link_on,
+ priv);
+ INIT_WORK(&priv->led_link_off, (void (*)(void *))ipw_bg_led_link_off,
+ priv);
+ INIT_WORK(&priv->led_act_off, (void (*)(void *))ipw_bg_led_activity_off,
+ priv);
+ INIT_WORK(&priv->merge_networks,
+ (void (*)(void *))ipw_merge_adhoc_network, priv);
+
+#ifdef CONFIG_IPW_QOS
+ INIT_WORK(&priv->qos_activate, (void (*)(void *))ipw_bg_qos_activate,
+ priv);
+#endif /* CONFIG_IPW_QOS */
tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long))
ipw_irq_tasklet, (unsigned long)priv);
{
struct ipw_priv *priv = ieee80211_priv(dev);
int i;
-
for (i = 0; i < 4; i++) {
if (sec->flags & (1 << i)) {
- priv->sec.key_sizes[i] = sec->key_sizes[i];
+ priv->ieee->sec.encode_alg[i] = sec->encode_alg[i];
+ priv->ieee->sec.key_sizes[i] = sec->key_sizes[i];
if (sec->key_sizes[i] == 0)
- priv->sec.flags &= ~(1 << i);
- else
- memcpy(priv->sec.keys[i], sec->keys[i],
+ priv->ieee->sec.flags &= ~(1 << i);
+ else {
+ memcpy(priv->ieee->sec.keys[i], sec->keys[i],
sec->key_sizes[i]);
- priv->sec.flags |= (1 << i);
+ priv->ieee->sec.flags |= (1 << i);
+ }
priv->status |= STATUS_SECURITY_UPDATED;
- }
+ } else if (sec->level != SEC_LEVEL_1)
+ priv->ieee->sec.flags &= ~(1 << i);
}
- if ((sec->flags & SEC_ACTIVE_KEY) &&
- priv->sec.active_key != sec->active_key) {
+ if (sec->flags & SEC_ACTIVE_KEY) {
if (sec->active_key <= 3) {
- priv->sec.active_key = sec->active_key;
- priv->sec.flags |= SEC_ACTIVE_KEY;
+ priv->ieee->sec.active_key = sec->active_key;
+ priv->ieee->sec.flags |= SEC_ACTIVE_KEY;
} else
- priv->sec.flags &= ~SEC_ACTIVE_KEY;
+ priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY;
priv->status |= STATUS_SECURITY_UPDATED;
- }
+ } else
+ priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY;
if ((sec->flags & SEC_AUTH_MODE) &&
- (priv->sec.auth_mode != sec->auth_mode)) {
- priv->sec.auth_mode = sec->auth_mode;
- priv->sec.flags |= SEC_AUTH_MODE;
+ (priv->ieee->sec.auth_mode != sec->auth_mode)) {
+ priv->ieee->sec.auth_mode = sec->auth_mode;
+ priv->ieee->sec.flags |= SEC_AUTH_MODE;
if (sec->auth_mode == WLAN_AUTH_SHARED_KEY)
priv->capability |= CAP_SHARED_KEY;
else
priv->status |= STATUS_SECURITY_UPDATED;
}
- if (sec->flags & SEC_ENABLED && priv->sec.enabled != sec->enabled) {
- priv->sec.flags |= SEC_ENABLED;
- priv->sec.enabled = sec->enabled;
+ if (sec->flags & SEC_ENABLED && priv->ieee->sec.enabled != sec->enabled) {
+ priv->ieee->sec.flags |= SEC_ENABLED;
+ priv->ieee->sec.enabled = sec->enabled;
priv->status |= STATUS_SECURITY_UPDATED;
if (sec->enabled)
priv->capability |= CAP_PRIVACY_ON;
priv->capability &= ~CAP_PRIVACY_ON;
}
- if (sec->flags & SEC_LEVEL && priv->sec.level != sec->level) {
- priv->sec.level = sec->level;
- priv->sec.flags |= SEC_LEVEL;
+ if (sec->flags & SEC_ENCRYPT)
+ priv->ieee->sec.encrypt = sec->encrypt;
+
+ if (sec->flags & SEC_LEVEL && priv->ieee->sec.level != sec->level) {
+ priv->ieee->sec.level = sec->level;
+ priv->ieee->sec.flags |= SEC_LEVEL;
priv->status |= STATUS_SECURITY_UPDATED;
}
+ if (!priv->ieee->host_encrypt)
+ ipw_set_hwcrypto_keys(priv);
+
/* To match current functionality of ipw2100 (which works well w/
* various supplicants, we don't force a disassociate if the
* privacy capability changes ... */
/* set basic system config settings */
init_sys_config(&priv->sys_config);
+ if (priv->ieee->iw_mode == IW_MODE_ADHOC)
+ priv->sys_config.answer_broadcast_ssid_probe = 1;
+ else
+ priv->sys_config.answer_broadcast_ssid_probe = 0;
+
if (ipw_send_system_config(priv, &priv->sys_config))
goto error;
if (ipw_send_rts_threshold(priv, priv->rts_threshold))
goto error;
}
+#ifdef CONFIG_IPW_QOS
+ IPW_DEBUG_QOS("QoS: call ipw_qos_activate\n");
+ ipw_qos_activate(priv, NULL);
+#endif /* CONFIG_IPW_QOS */
if (ipw_set_random_seed(priv))
goto error;
goto error;
/* If configured to try and auto-associate, kick off a scan */
- if ((priv->config & CFG_ASSOCIATE) && ipw_request_scan(priv))
- goto error;
+ if (priv->config & CFG_ASSOCIATE)
+ queue_work(priv->workqueue, &priv->request_scan);
return 0;
return -EIO;
}
+static const struct ieee80211_geo ipw_geo = {
+ "---",
+ .bg_channels = 11,
+ .bg = {{2412, 1}, {2417, 2}, {2422, 3},
+ {2427, 4}, {2432, 5}, {2437, 6},
+ {2442, 7}, {2447, 8}, {2452, 9},
+ {2457, 10}, {2462, 11}},
+ .a_channels = 8,
+ .a = {{5180, 36},
+ {5200, 40},
+ {5220, 44},
+ {5240, 48},
+ {5260, 52, IEEE80211_CH_PASSIVE_ONLY},
+ {5280, 56, IEEE80211_CH_PASSIVE_ONLY},
+ {5300, 60, IEEE80211_CH_PASSIVE_ONLY},
+ {5320, 64, IEEE80211_CH_PASSIVE_ONLY}},
+};
+
#define MAX_HW_RESTARTS 5
static int ipw_up(struct ipw_priv *priv)
{
eeprom_parse_mac(priv, priv->mac_addr);
memcpy(priv->net_dev->dev_addr, priv->mac_addr, ETH_ALEN);
- if (priv->status & STATUS_RF_KILL_MASK)
+ memcpy(priv->country, &priv->eeprom[EEPROM_COUNTRY_CODE], 3);
+ priv->country[3] = '\0';
+ ieee80211_set_geo(priv->ieee, &ipw_geo);
+
+ if (priv->status & STATUS_RF_KILL_SW) {
+ IPW_WARNING("Radio disabled by module parameter.\n");
+ return 0;
+ } else if (rf_kill_active(priv)) {
+ IPW_WARNING("Radio Frequency Kill Switch is On:\n"
+ "Kill switch must be turned off for "
+ "wireless networking to work.\n");
+ queue_delayed_work(priv->workqueue, &priv->rf_kill,
+ 2 * HZ);
return 0;
+ }
rc = ipw_config(priv);
if (!rc) {
IPW_DEBUG_INFO("Configured device on count %i\n", i);
+ ipw_led_init(priv);
+ ipw_led_radio_on(priv);
priv->notif_missed_beacons = 0;
- netif_start_queue(priv->net_dev);
+ priv->status |= STATUS_INIT;
+
+ /* Set hardware WEP key if it is configured. */
+ if ((priv->capability & CAP_PRIVACY_ON) &&
+ (priv->ieee->sec.level == SEC_LEVEL_1) &&
+ !(priv->ieee->host_encrypt ||
+ priv->ieee->host_decrypt))
+ ipw_set_hwcrypto_keys(priv);
+
return 0;
- } else {
- IPW_DEBUG_INFO("Device configuration failed: 0x%08X\n",
- rc);
}
+ IPW_DEBUG_INFO("Device configuration failed: 0x%08X\n", rc);
IPW_DEBUG_INFO("Failed to config device on retry %d of %d\n",
i, MAX_HW_RESTARTS);
/* tried to restart and config the device for as long as our
* patience could withstand */
IPW_ERROR("Unable to initialize device after %d attempts.\n", i);
+
return -EIO;
}
-static void ipw_down(struct ipw_priv *priv)
+static void ipw_bg_up(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_up(data);
+ up(&priv->sem);
+}
+
+static void ipw_deinit(struct ipw_priv *priv)
{
+ int i;
+
+ if (priv->status & STATUS_SCANNING) {
+ IPW_DEBUG_INFO("Aborting scan during shutdown.\n");
+ ipw_abort_scan(priv);
+ }
+
+ if (priv->status & STATUS_ASSOCIATED) {
+ IPW_DEBUG_INFO("Disassociating during shutdown.\n");
+ ipw_disassociate(priv);
+ }
+
+ ipw_led_shutdown(priv);
+
+ /* Wait up to 1s for status to change to not scanning and not
+ * associated (disassociation can take a while for a ful 802.11
+ * exchange */
+ for (i = 1000; i && (priv->status &
+ (STATUS_DISASSOCIATING |
+ STATUS_ASSOCIATED | STATUS_SCANNING)); i--)
+ udelay(10);
+
+ if (priv->status & (STATUS_DISASSOCIATING |
+ STATUS_ASSOCIATED | STATUS_SCANNING))
+ IPW_DEBUG_INFO("Still associated or scanning...\n");
+ else
+ IPW_DEBUG_INFO("Took %dms to de-init\n", 1000 - i);
+
/* Attempt to disable the card */
-#if 0
ipw_send_card_disable(priv, 0);
-#endif
+
+ priv->status &= ~STATUS_INIT;
+}
+
+static void ipw_down(struct ipw_priv *priv)
+{
+ int exit_pending = priv->status & STATUS_EXIT_PENDING;
+
+ priv->status |= STATUS_EXIT_PENDING;
+
+ if (ipw_is_init(priv))
+ ipw_deinit(priv);
+
+ /* Wipe out the EXIT_PENDING status bit if we are not actually
+ * exiting the module */
+ if (!exit_pending)
+ priv->status &= ~STATUS_EXIT_PENDING;
/* tell the device to stop sending interrupts */
ipw_disable_interrupts(priv);
/* Clear all bits but the RF Kill */
- priv->status &= STATUS_RF_KILL_MASK;
-
+ priv->status &= STATUS_RF_KILL_MASK | STATUS_EXIT_PENDING;
netif_carrier_off(priv->net_dev);
netif_stop_queue(priv->net_dev);
ipw_stop_nic(priv);
+
+ ipw_led_radio_off(priv);
+}
+
+static void ipw_bg_down(void *data)
+{
+ struct ipw_priv *priv = data;
+ down(&priv->sem);
+ ipw_down(data);
+ up(&priv->sem);
}
+#if WIRELESS_EXT < 18
static int ipw_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
-#ifdef CONFIG_IEEE80211_WPA
struct iwreq *wrq = (struct iwreq *)rq;
int ret = -1;
switch (cmd) {
return -EOPNOTSUPP;
}
-#endif /* CONFIG_IEEE80211_WPA */
-
return -EOPNOTSUPP;
}
+#endif
/* Called by register_netdev() */
static int ipw_net_init(struct net_device *dev)
{
struct ipw_priv *priv = ieee80211_priv(dev);
+ down(&priv->sem);
- if (priv->status & STATUS_RF_KILL_SW) {
- IPW_WARNING("Radio disabled by module parameter.\n");
- return 0;
- } else if (rf_kill_active(priv)) {
- IPW_WARNING("Radio Frequency Kill Switch is On:\n"
- "Kill switch must be turned off for "
- "wireless networking to work.\n");
- queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ);
- return 0;
- }
-
- if (ipw_up(priv))
+ if (ipw_up(priv)) {
+ up(&priv->sem);
return -EIO;
+ }
+ up(&priv->sem);
return 0;
}
{PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2762, 0, 0, 0},
{PCI_VENDOR_ID_INTEL, 0x104f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{PCI_VENDOR_ID_INTEL, 0x4220, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* BG */
- {PCI_VENDOR_ID_INTEL, 0x4221, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 2225BG */
+ {PCI_VENDOR_ID_INTEL, 0x4221, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* BG */
{PCI_VENDOR_ID_INTEL, 0x4223, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* ABG */
{PCI_VENDOR_ID_INTEL, 0x4224, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* ABG */
&dev_attr_eeprom_delay.attr,
&dev_attr_ucode_version.attr,
&dev_attr_rtc.attr,
+ &dev_attr_scan_age.attr,
+ &dev_attr_led.attr,
+ &dev_attr_speed_scan.attr,
+ &dev_attr_net_stats.attr,
NULL
};
void __iomem *base;
u32 length, val;
struct ipw_priv *priv;
- int band, modulation;
+ int i;
net_dev = alloc_ieee80211(sizeof(struct ipw_priv));
if (net_dev == NULL) {
priv = ieee80211_priv(net_dev);
priv->ieee = netdev_priv(net_dev);
+
priv->net_dev = net_dev;
priv->pci_dev = pdev;
#ifdef CONFIG_IPW_DEBUG
ipw_debug_level = debug;
#endif
spin_lock_init(&priv->lock);
+ for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++)
+ INIT_LIST_HEAD(&priv->ibss_mac_hash[i]);
+ init_MUTEX(&priv->sem);
if (pci_enable_device(pdev)) {
err = -ENODEV;
goto out_free_ieee80211;
goto out_iounmap;
}
- /* Initialize module parameter values here */
- if (associate)
- priv->config |= CFG_ASSOCIATE;
- else
- IPW_DEBUG_INFO("Auto associate disabled.\n");
-
- if (auto_create)
- priv->config |= CFG_ADHOC_CREATE;
- else
- IPW_DEBUG_INFO("Auto adhoc creation disabled.\n");
-
- if (disable) {
- priv->status |= STATUS_RF_KILL_SW;
- IPW_DEBUG_INFO("Radio disabled.\n");
- }
-
- if (channel != 0) {
- priv->config |= CFG_STATIC_CHANNEL;
- priv->channel = channel;
- IPW_DEBUG_INFO("Bind to static channel %d\n", channel);
- IPW_DEBUG_INFO("Bind to static channel %d\n", channel);
- /* TODO: Validate that provided channel is in range */
- }
-
- switch (mode) {
- case 1:
- priv->ieee->iw_mode = IW_MODE_ADHOC;
- break;
-#ifdef CONFIG_IPW_MONITOR
- case 2:
- priv->ieee->iw_mode = IW_MODE_MONITOR;
- break;
-#endif
- default:
- case 0:
- priv->ieee->iw_mode = IW_MODE_INFRA;
- break;
- }
-
- if ((priv->pci_dev->device == 0x4223) ||
- (priv->pci_dev->device == 0x4224)) {
- printk(KERN_INFO DRV_NAME
- ": Detected Intel PRO/Wireless 2915ABG Network "
- "Connection\n");
- priv->ieee->abg_true = 1;
- band = IEEE80211_52GHZ_BAND | IEEE80211_24GHZ_BAND;
- modulation = IEEE80211_OFDM_MODULATION |
- IEEE80211_CCK_MODULATION;
- priv->adapter = IPW_2915ABG;
- priv->ieee->mode = IEEE_A | IEEE_G | IEEE_B;
- } else {
- if (priv->pci_dev->device == 0x4221)
- printk(KERN_INFO DRV_NAME
- ": Detected Intel PRO/Wireless 2225BG Network "
- "Connection\n");
- else
- printk(KERN_INFO DRV_NAME
- ": Detected Intel PRO/Wireless 2200BG Network "
- "Connection\n");
-
- priv->ieee->abg_true = 0;
- band = IEEE80211_24GHZ_BAND;
- modulation = IEEE80211_OFDM_MODULATION |
- IEEE80211_CCK_MODULATION;
- priv->adapter = IPW_2200BG;
- priv->ieee->mode = IEEE_G | IEEE_B;
- }
-
- priv->ieee->freq_band = band;
- priv->ieee->modulation = modulation;
-
- priv->rates_mask = IEEE80211_DEFAULT_RATES_MASK;
-
- priv->missed_beacon_threshold = IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT;
- priv->roaming_threshold = IPW_MB_ROAMING_THRESHOLD_DEFAULT;
-
- priv->rts_threshold = DEFAULT_RTS_THRESHOLD;
-
- /* If power management is turned on, default to AC mode */
- priv->power_mode = IPW_POWER_AC;
- priv->tx_power = IPW_DEFAULT_TX_POWER;
+ ipw_sw_reset(priv, 1);
err = request_irq(pdev->irq, ipw_isr, SA_SHIRQ, DRV_NAME, priv);
if (err) {
SET_MODULE_OWNER(net_dev);
SET_NETDEV_DEV(net_dev, &pdev->dev);
+ ipw_wx_data.spy_data = &priv->ieee->spy_data;
+ ipw_wx_data.ieee80211 = priv->ieee;
+
+ down(&priv->sem);
+
priv->ieee->hard_start_xmit = ipw_net_hard_start_xmit;
priv->ieee->set_security = shim__set_security;
+#ifdef CONFIG_IPW_QOS
+ priv->ieee->handle_management_frame = ipw_handle_management_frame;
+#endif /* CONFIG_IPW_QOS */
+
+ priv->ieee->perfect_rssi = -20;
+ priv->ieee->worst_rssi = -85;
+
net_dev->open = ipw_net_open;
net_dev->stop = ipw_net_stop;
net_dev->init = ipw_net_init;
+#if WIRELESS_EXT < 18
net_dev->do_ioctl = ipw_ioctl;
+#endif
net_dev->get_stats = ipw_net_get_stats;
net_dev->set_multicast_list = ipw_net_set_multicast_list;
net_dev->set_mac_address = ipw_net_set_mac_address;
net_dev->get_wireless_stats = ipw_get_wireless_stats;
+ net_dev->wireless_data = &ipw_wx_data;
net_dev->wireless_handlers = &ipw_wx_handler_def;
net_dev->ethtool_ops = &ipw_ethtool_ops;
net_dev->irq = pdev->irq;
err = sysfs_create_group(&pdev->dev.kobj, &ipw_attribute_group);
if (err) {
IPW_ERROR("failed to create sysfs device attributes\n");
+ up(&priv->sem);
goto out_release_irq;
}
+ up(&priv->sem);
err = register_netdev(net_dev);
if (err) {
IPW_ERROR("failed to register network device\n");
- goto out_remove_group;
+ goto out_remove_sysfs;
}
-
return 0;
- out_remove_group:
+ out_remove_sysfs:
sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group);
out_release_irq:
free_irq(pdev->irq, priv);
static void ipw_pci_remove(struct pci_dev *pdev)
{
struct ipw_priv *priv = pci_get_drvdata(pdev);
+ struct list_head *p, *q;
+ int i;
+
if (!priv)
return;
- priv->status |= STATUS_EXIT_PENDING;
+ down(&priv->sem);
+ priv->status |= STATUS_EXIT_PENDING;
+ ipw_down(priv);
sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group);
- ipw_down(priv);
+ up(&priv->sem);
unregister_netdev(priv->net_dev);
/* ipw_down will ensure that there is no more pending work
* in the workqueue's, so we can safely remove them now. */
- if (priv->workqueue) {
- cancel_delayed_work(&priv->adhoc_check);
- cancel_delayed_work(&priv->gather_stats);
- cancel_delayed_work(&priv->request_scan);
- cancel_delayed_work(&priv->rf_kill);
- cancel_delayed_work(&priv->scan_check);
- destroy_workqueue(priv->workqueue);
- priv->workqueue = NULL;
+ cancel_delayed_work(&priv->adhoc_check);
+ cancel_delayed_work(&priv->gather_stats);
+ cancel_delayed_work(&priv->request_scan);
+ cancel_delayed_work(&priv->rf_kill);
+ cancel_delayed_work(&priv->scan_check);
+ destroy_workqueue(priv->workqueue);
+ priv->workqueue = NULL;
+
+ /* Free MAC hash list for ADHOC */
+ for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++) {
+ list_for_each_safe(p, q, &priv->ibss_mac_hash[i]) {
+ kfree(list_entry(p, struct ipw_ibss_seq, list));
+ list_del(p);
+ }
}
free_irq(pdev->irq, priv);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
free_ieee80211(priv->net_dev);
-
-#ifdef CONFIG_PM
- if (fw_loaded) {
- release_firmware(bootfw);
- release_firmware(ucode);
- release_firmware(firmware);
- fw_loaded = 0;
- }
-#endif
+ free_firmware();
}
#ifdef CONFIG_PM
module_param(auto_create, int, 0444);
MODULE_PARM_DESC(auto_create, "auto create adhoc network (default on)");
+module_param(led, int, 0444);
+MODULE_PARM_DESC(led, "enable led control on some systems (default 0 off)\n");
+
module_param(debug, int, 0444);
MODULE_PARM_DESC(debug, "debug output mask");
module_param(channel, int, 0444);
MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])");
-#ifdef CONFIG_IPW_MONITOR
+#ifdef CONFIG_IPW_QOS
+module_param(qos_enable, int, 0444);
+MODULE_PARM_DESC(qos_enable, "enable all QoS functionalitis");
+
+module_param(qos_burst_enable, int, 0444);
+MODULE_PARM_DESC(qos_burst_enable, "enable QoS burst mode");
+
+module_param(qos_no_ack_mask, int, 0444);
+MODULE_PARM_DESC(qos_no_ack_mask, "mask Tx_Queue to no ack");
+
+module_param(burst_duration_CCK, int, 0444);
+MODULE_PARM_DESC(burst_duration_CCK, "set CCK burst value");
+
+module_param(burst_duration_OFDM, int, 0444);
+MODULE_PARM_DESC(burst_duration_OFDM, "set OFDM burst value");
+#endif /* CONFIG_IPW_QOS */
+
+#ifdef CONFIG_IPW2200_MONITOR
module_param(mode, int, 0444);
MODULE_PARM_DESC(mode, "network mode (0=BSS,1=IBSS,2=Monitor)");
#else
MODULE_PARM_DESC(mode, "network mode (0=BSS,1=IBSS)");
#endif
+module_param(hwcrypto, int, 0444);
+MODULE_PARM_DESC(hwcrypto, "enable hardware crypto (default on)");
+
module_exit(ipw_exit);
module_init(ipw_init);
git.openpandora.org / pandora-kernel.git / blobdiff