/*
- * This file is part of wl12xx
+ * This file is part of wl1251
*
* Copyright (C) 2008-2009 Nokia Corporation
*
#include <linux/firmware.h>
#include <linux/delay.h>
#include <linux/irq.h>
-#include <linux/spi/spi.h>
#include <linux/crc32.h>
#include <linux/etherdevice.h>
-#include <linux/spi/wl12xx.h>
-#include "wl12xx.h"
+#include "wl1251.h"
#include "wl12xx_80211.h"
#include "reg.h"
-#include "wl1251_ops.h"
-#include "wl1251_spi.h"
+#include "wl1251_io.h"
+#include "wl1251_cmd.h"
#include "wl1251_event.h"
#include "wl1251_tx.h"
#include "wl1251_rx.h"
#include "wl1251_ps.h"
#include "wl1251_init.h"
#include "wl1251_debugfs.h"
+#include "wl1251_boot.h"
-static void wl12xx_disable_interrupts(struct wl12xx *wl)
+void wl1251_enable_interrupts(struct wl1251 *wl)
{
- disable_irq(wl->irq);
+ wl->if_ops->enable_irq(wl);
}
-static void wl12xx_power_off(struct wl12xx *wl)
+void wl1251_disable_interrupts(struct wl1251 *wl)
{
- wl->set_power(false);
+ wl->if_ops->disable_irq(wl);
}
-static void wl12xx_power_on(struct wl12xx *wl)
+static void wl1251_power_off(struct wl1251 *wl)
{
- wl->set_power(true);
+ wl->set_power(false);
}
-static irqreturn_t wl12xx_irq(int irq, void *cookie)
+static void wl1251_power_on(struct wl1251 *wl)
{
- struct wl12xx *wl;
-
- wl12xx_debug(DEBUG_IRQ, "IRQ");
-
- wl = cookie;
-
- schedule_work(&wl->irq_work);
-
- return IRQ_HANDLED;
+ wl->set_power(true);
}
-static int wl12xx_fetch_firmware(struct wl12xx *wl)
+static int wl1251_fetch_firmware(struct wl1251 *wl)
{
const struct firmware *fw;
+ struct device *dev = wiphy_dev(wl->hw->wiphy);
int ret;
- ret = request_firmware(&fw, wl->chip.fw_filename, &wl->spi->dev);
+ ret = request_firmware(&fw, WL1251_FW_NAME, dev);
if (ret < 0) {
- wl12xx_error("could not get firmware: %d", ret);
+ wl1251_error("could not get firmware: %d", ret);
return ret;
}
if (fw->size % 4) {
- wl12xx_error("firmware size is not multiple of 32 bits: %zu",
+ wl1251_error("firmware size is not multiple of 32 bits: %zu",
fw->size);
ret = -EILSEQ;
goto out;
wl->fw = kmalloc(wl->fw_len, GFP_KERNEL);
if (!wl->fw) {
- wl12xx_error("could not allocate memory for the firmware");
+ wl1251_error("could not allocate memory for the firmware");
ret = -ENOMEM;
goto out;
}
return ret;
}
-static int wl12xx_fetch_nvs(struct wl12xx *wl)
+static int wl1251_fetch_nvs(struct wl1251 *wl)
{
const struct firmware *fw;
+ struct device *dev = wiphy_dev(wl->hw->wiphy);
int ret;
- ret = request_firmware(&fw, wl->chip.nvs_filename, &wl->spi->dev);
+ ret = request_firmware(&fw, WL1251_NVS_NAME, dev);
if (ret < 0) {
- wl12xx_error("could not get nvs file: %d", ret);
+ wl1251_error("could not get nvs file: %d", ret);
return ret;
}
if (fw->size % 4) {
- wl12xx_error("nvs size is not multiple of 32 bits: %zu",
+ wl1251_error("nvs size is not multiple of 32 bits: %zu",
fw->size);
ret = -EILSEQ;
goto out;
wl->nvs = kmalloc(wl->nvs_len, GFP_KERNEL);
if (!wl->nvs) {
- wl12xx_error("could not allocate memory for the nvs file");
+ wl1251_error("could not allocate memory for the nvs file");
ret = -ENOMEM;
goto out;
}
return ret;
}
-static void wl12xx_fw_wakeup(struct wl12xx *wl)
+static void wl1251_fw_wakeup(struct wl1251 *wl)
{
u32 elp_reg;
elp_reg = ELPCTRL_WAKE_UP;
- wl12xx_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, elp_reg);
- elp_reg = wl12xx_read32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR);
+ wl1251_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, elp_reg);
+ elp_reg = wl1251_read32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR);
- if (!(elp_reg & ELPCTRL_WLAN_READY)) {
- wl12xx_warning("WLAN not ready");
- }
+ if (!(elp_reg & ELPCTRL_WLAN_READY))
+ wl1251_warning("WLAN not ready");
}
-static int wl12xx_chip_wakeup(struct wl12xx *wl)
+static int wl1251_chip_wakeup(struct wl1251 *wl)
{
int ret = 0;
- wl12xx_power_on(wl);
- msleep(wl->chip.power_on_sleep);
- wl12xx_spi_reset(wl);
- wl12xx_spi_init(wl);
+ wl1251_power_on(wl);
+ msleep(WL1251_POWER_ON_SLEEP);
+ wl->if_ops->reset(wl);
/* We don't need a real memory partition here, because we only want
* to use the registers at this point. */
- wl12xx_set_partition(wl,
+ wl1251_set_partition(wl,
0x00000000,
0x00000000,
REGISTERS_BASE,
REGISTERS_DOWN_SIZE);
/* ELP module wake up */
- wl12xx_fw_wakeup(wl);
+ wl1251_fw_wakeup(wl);
/* whal_FwCtrl_BootSm() */
/* 0. read chip id from CHIP_ID */
- wl->chip.id = wl12xx_reg_read32(wl, CHIP_ID_B);
+ wl->chip_id = wl1251_reg_read32(wl, CHIP_ID_B);
/* 1. check if chip id is valid */
- switch (wl->chip.id) {
+ switch (wl->chip_id) {
case CHIP_ID_1251_PG12:
- wl12xx_debug(DEBUG_BOOT, "chip id 0x%x (1251 PG12)",
- wl->chip.id);
-
- wl1251_setup(wl);
-
+ wl1251_debug(DEBUG_BOOT, "chip id 0x%x (1251 PG12)",
+ wl->chip_id);
break;
case CHIP_ID_1251_PG10:
case CHIP_ID_1251_PG11:
default:
- wl12xx_error("unsupported chip id: 0x%x", wl->chip.id);
+ wl1251_error("unsupported chip id: 0x%x", wl->chip_id);
ret = -ENODEV;
goto out;
}
if (wl->fw == NULL) {
- ret = wl12xx_fetch_firmware(wl);
+ ret = wl1251_fetch_firmware(wl);
if (ret < 0)
goto out;
}
/* No NVS from netlink, try to get it from the filesystem */
if (wl->nvs == NULL) {
- ret = wl12xx_fetch_nvs(wl);
+ ret = wl1251_fetch_nvs(wl);
if (ret < 0)
goto out;
}
return ret;
}
-static void wl12xx_filter_work(struct work_struct *work)
+static void wl1251_irq_work(struct work_struct *work)
{
- struct wl12xx *wl =
- container_of(work, struct wl12xx, filter_work);
+ u32 intr;
+ struct wl1251 *wl =
+ container_of(work, struct wl1251, irq_work);
int ret;
mutex_lock(&wl->mutex);
- if (wl->state == WL12XX_STATE_OFF)
+ wl1251_debug(DEBUG_IRQ, "IRQ work");
+
+ if (wl->state == WL1251_STATE_OFF)
goto out;
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
- /* FIXME: replace the magic numbers with proper definitions */
- ret = wl->chip.op_cmd_join(wl, wl->bss_type, 1, 100, 0);
- if (ret < 0)
+ wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, WL1251_ACX_INTR_ALL);
+
+ intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_CLEAR);
+ wl1251_debug(DEBUG_IRQ, "intr: 0x%x", intr);
+
+ if (wl->data_path) {
+ wl->rx_counter =
+ wl1251_mem_read32(wl, wl->data_path->rx_control_addr);
+
+ /* We handle a frmware bug here */
+ switch ((wl->rx_counter - wl->rx_handled) & 0xf) {
+ case 0:
+ wl1251_debug(DEBUG_IRQ, "RX: FW and host in sync");
+ intr &= ~WL1251_ACX_INTR_RX0_DATA;
+ intr &= ~WL1251_ACX_INTR_RX1_DATA;
+ break;
+ case 1:
+ wl1251_debug(DEBUG_IRQ, "RX: FW +1");
+ intr |= WL1251_ACX_INTR_RX0_DATA;
+ intr &= ~WL1251_ACX_INTR_RX1_DATA;
+ break;
+ case 2:
+ wl1251_debug(DEBUG_IRQ, "RX: FW +2");
+ intr |= WL1251_ACX_INTR_RX0_DATA;
+ intr |= WL1251_ACX_INTR_RX1_DATA;
+ break;
+ default:
+ wl1251_warning("RX: FW and host out of sync: %d",
+ wl->rx_counter - wl->rx_handled);
+ break;
+ }
+
+ wl->rx_handled = wl->rx_counter;
+
+
+ wl1251_debug(DEBUG_IRQ, "RX counter: %d", wl->rx_counter);
+ }
+
+ intr &= wl->intr_mask;
+
+ if (intr == 0) {
+ wl1251_debug(DEBUG_IRQ, "INTR is 0");
+ wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK,
+ ~(wl->intr_mask));
+
goto out_sleep;
+ }
+
+ if (intr & WL1251_ACX_INTR_RX0_DATA) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX0_DATA");
+ wl1251_rx(wl);
+ }
+
+ if (intr & WL1251_ACX_INTR_RX1_DATA) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX1_DATA");
+ wl1251_rx(wl);
+ }
+
+ if (intr & WL1251_ACX_INTR_TX_RESULT) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_TX_RESULT");
+ wl1251_tx_complete(wl);
+ }
+
+ if (intr & (WL1251_ACX_INTR_EVENT_A | WL1251_ACX_INTR_EVENT_B)) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT (0x%x)", intr);
+ if (intr & WL1251_ACX_INTR_EVENT_A)
+ wl1251_event_handle(wl, 0);
+ else
+ wl1251_event_handle(wl, 1);
+ }
+
+ if (intr & WL1251_ACX_INTR_INIT_COMPLETE)
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_INIT_COMPLETE");
+
+ wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, ~(wl->intr_mask));
out_sleep:
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
}
-int wl12xx_plt_start(struct wl12xx *wl)
+static int wl1251_join(struct wl1251 *wl, u8 bss_type, u8 channel,
+ u16 beacon_interval, u8 dtim_period)
{
int ret;
- wl12xx_notice("power up");
-
- if (wl->state != WL12XX_STATE_OFF) {
- wl12xx_error("cannot go into PLT state because not "
- "in off state: %d", wl->state);
- return -EBUSY;
- }
-
- wl->state = WL12XX_STATE_PLT;
-
- ret = wl12xx_chip_wakeup(wl);
+ ret = wl1251_acx_frame_rates(wl, DEFAULT_HW_GEN_TX_RATE,
+ DEFAULT_HW_GEN_MODULATION_TYPE,
+ wl->tx_mgmt_frm_rate,
+ wl->tx_mgmt_frm_mod);
if (ret < 0)
- return ret;
-
- ret = wl->chip.op_boot(wl);
- if (ret < 0)
- return ret;
+ goto out;
- wl12xx_notice("firmware booted in PLT mode (%s)", wl->chip.fw_ver);
- ret = wl->chip.op_plt_init(wl);
+ ret = wl1251_cmd_join(wl, bss_type, channel, beacon_interval,
+ dtim_period);
if (ret < 0)
- return ret;
+ goto out;
- return 0;
+ /*
+ * FIXME: we should wait for JOIN_EVENT_COMPLETE_ID but to simplify
+ * locking we just sleep instead, for now
+ */
+ msleep(10);
+
+out:
+ return ret;
}
-int wl12xx_plt_stop(struct wl12xx *wl)
+static void wl1251_filter_work(struct work_struct *work)
{
- wl12xx_notice("power down");
+ struct wl1251 *wl =
+ container_of(work, struct wl1251, filter_work);
+ int ret;
- if (wl->state != WL12XX_STATE_PLT) {
- wl12xx_error("cannot power down because not in PLT "
- "state: %d", wl->state);
- return -EBUSY;
- }
+ mutex_lock(&wl->mutex);
+
+ if (wl->state == WL1251_STATE_OFF)
+ goto out;
- wl12xx_disable_interrupts(wl);
- wl12xx_power_off(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out;
- wl->state = WL12XX_STATE_OFF;
+ ret = wl1251_join(wl, wl->bss_type, wl->channel, wl->beacon_int,
+ wl->dtim_period);
+ if (ret < 0)
+ goto out_sleep;
- return 0;
-}
+out_sleep:
+ wl1251_ps_elp_sleep(wl);
+out:
+ mutex_unlock(&wl->mutex);
+}
-static int wl12xx_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+static int wl1251_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
skb_queue_tail(&wl->tx_queue, skb);
* before that, the tx_work will not be initialized!
*/
- schedule_work(&wl->tx_work);
+ ieee80211_queue_work(wl->hw, &wl->tx_work);
/*
* The workqueue is slow to process the tx_queue and we need stop
* the queue here, otherwise the queue will get too long.
*/
- if (skb_queue_len(&wl->tx_queue) >= WL12XX_TX_QUEUE_MAX_LENGTH) {
+ if (skb_queue_len(&wl->tx_queue) >= WL1251_TX_QUEUE_MAX_LENGTH) {
ieee80211_stop_queues(wl->hw);
/*
return NETDEV_TX_OK;
}
-static int wl12xx_op_start(struct ieee80211_hw *hw)
+static int wl1251_op_start(struct ieee80211_hw *hw)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
int ret = 0;
- wl12xx_debug(DEBUG_MAC80211, "mac80211 start");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 start");
mutex_lock(&wl->mutex);
- if (wl->state != WL12XX_STATE_OFF) {
- wl12xx_error("cannot start because not in off state: %d",
+ if (wl->state != WL1251_STATE_OFF) {
+ wl1251_error("cannot start because not in off state: %d",
wl->state);
ret = -EBUSY;
goto out;
}
- ret = wl12xx_chip_wakeup(wl);
+ ret = wl1251_chip_wakeup(wl);
if (ret < 0)
- return ret;
+ goto out;
- ret = wl->chip.op_boot(wl);
+ ret = wl1251_boot(wl);
if (ret < 0)
goto out;
- ret = wl->chip.op_hw_init(wl);
+ ret = wl1251_hw_init(wl);
if (ret < 0)
goto out;
- ret = wl12xx_acx_station_id(wl);
+ ret = wl1251_acx_station_id(wl);
if (ret < 0)
goto out;
- wl->state = WL12XX_STATE_ON;
+ wl->state = WL1251_STATE_ON;
- wl12xx_info("firmware booted (%s)", wl->chip.fw_ver);
+ wl1251_info("firmware booted (%s)", wl->fw_ver);
out:
if (ret < 0)
- wl12xx_power_off(wl);
+ wl1251_power_off(wl);
mutex_unlock(&wl->mutex);
return ret;
}
-static void wl12xx_op_stop(struct ieee80211_hw *hw)
+static void wl1251_op_stop(struct ieee80211_hw *hw)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
- wl12xx_info("down");
+ wl1251_info("down");
- wl12xx_debug(DEBUG_MAC80211, "mac80211 stop");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 stop");
mutex_lock(&wl->mutex);
- WARN_ON(wl->state != WL12XX_STATE_ON);
+ WARN_ON(wl->state != WL1251_STATE_ON);
if (wl->scanning) {
mutex_unlock(&wl->mutex);
wl->scanning = false;
}
- wl->state = WL12XX_STATE_OFF;
+ wl->state = WL1251_STATE_OFF;
- wl12xx_disable_interrupts(wl);
+ wl1251_disable_interrupts(wl);
mutex_unlock(&wl->mutex);
mutex_lock(&wl->mutex);
/* let's notify MAC80211 about the remaining pending TX frames */
- wl->chip.op_tx_flush(wl);
- wl12xx_power_off(wl);
+ wl1251_tx_flush(wl);
+ wl1251_power_off(wl);
memset(wl->bssid, 0, ETH_ALEN);
wl->listen_int = 1;
wl->elp = false;
wl->psm = 0;
wl->tx_queue_stopped = false;
- wl->power_level = WL12XX_DEFAULT_POWER_LEVEL;
+ wl->power_level = WL1251_DEFAULT_POWER_LEVEL;
+ wl->channel = WL1251_DEFAULT_CHANNEL;
- wl12xx_debugfs_reset(wl);
+ wl1251_debugfs_reset(wl);
mutex_unlock(&wl->mutex);
}
-static int wl12xx_op_add_interface(struct ieee80211_hw *hw,
+static int wl1251_op_add_interface(struct ieee80211_hw *hw,
struct ieee80211_if_init_conf *conf)
{
- struct wl12xx *wl = hw->priv;
- DECLARE_MAC_BUF(mac);
+ struct wl1251 *wl = hw->priv;
int ret = 0;
- wl12xx_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %s",
- conf->type, print_mac(mac, conf->mac_addr));
+ wl1251_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %pM",
+ conf->type, conf->mac_addr);
mutex_lock(&wl->mutex);
if (memcmp(wl->mac_addr, conf->mac_addr, ETH_ALEN)) {
memcpy(wl->mac_addr, conf->mac_addr, ETH_ALEN);
SET_IEEE80211_PERM_ADDR(wl->hw, wl->mac_addr);
- ret = wl12xx_acx_station_id(wl);
+ ret = wl1251_acx_station_id(wl);
if (ret < 0)
goto out;
}
return ret;
}
-static void wl12xx_op_remove_interface(struct ieee80211_hw *hw,
+static void wl1251_op_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_if_init_conf *conf)
{
- wl12xx_debug(DEBUG_MAC80211, "mac80211 remove interface");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 remove interface");
}
-static int wl12xx_build_null_data(struct wl12xx *wl)
+static int wl1251_build_null_data(struct wl1251 *wl)
{
struct wl12xx_null_data_template template;
template.header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC);
- return wl12xx_cmd_template_set(wl, CMD_NULL_DATA, &template,
+ return wl1251_cmd_template_set(wl, CMD_NULL_DATA, &template,
sizeof(template));
}
-static int wl12xx_build_ps_poll(struct wl12xx *wl, u16 aid)
+static int wl1251_build_ps_poll(struct wl1251 *wl, u16 aid)
{
struct wl12xx_ps_poll_template template;
template.aid = aid;
template.fc = cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
- return wl12xx_cmd_template_set(wl, CMD_PS_POLL, &template,
+ return wl1251_cmd_template_set(wl, CMD_PS_POLL, &template,
sizeof(template));
}
-static int wl12xx_op_config(struct ieee80211_hw *hw, u32 changed)
+static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
struct ieee80211_conf *conf = &hw->conf;
int channel, ret = 0;
channel = ieee80211_frequency_to_channel(conf->channel->center_freq);
- wl12xx_debug(DEBUG_MAC80211, "mac80211 config ch %d psm %s power %d",
+ wl1251_debug(DEBUG_MAC80211, "mac80211 config ch %d psm %s power %d",
channel,
conf->flags & IEEE80211_CONF_PS ? "on" : "off",
conf->power_level);
mutex_lock(&wl->mutex);
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
if (channel != wl->channel) {
- /* FIXME: use beacon interval provided by mac80211 */
- ret = wl->chip.op_cmd_join(wl, wl->bss_type, 1, 100, 0);
+ wl->channel = channel;
+
+ ret = wl1251_join(wl, wl->bss_type, wl->channel,
+ wl->beacon_int, wl->dtim_period);
if (ret < 0)
goto out_sleep;
-
- wl->channel = channel;
}
- ret = wl12xx_build_null_data(wl);
+ ret = wl1251_build_null_data(wl);
if (ret < 0)
goto out_sleep;
if (conf->flags & IEEE80211_CONF_PS && !wl->psm_requested) {
- wl12xx_info("psm enabled");
+ wl1251_debug(DEBUG_PSM, "psm enabled");
wl->psm_requested = true;
* If we're not, we'll enter it when joining an SSID,
* through the bss_info_changed() hook.
*/
- ret = wl12xx_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
+ ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
} else if (!(conf->flags & IEEE80211_CONF_PS) &&
wl->psm_requested) {
- wl12xx_info("psm disabled");
+ wl1251_debug(DEBUG_PSM, "psm disabled");
wl->psm_requested = false;
if (wl->psm)
- ret = wl12xx_ps_set_mode(wl, STATION_ACTIVE_MODE);
+ ret = wl1251_ps_set_mode(wl, STATION_ACTIVE_MODE);
}
if (conf->power_level != wl->power_level) {
- ret = wl12xx_acx_tx_power(wl, conf->power_level);
+ ret = wl1251_acx_tx_power(wl, conf->power_level);
if (ret < 0)
goto out;
}
out_sleep:
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
return ret;
}
-#define WL12XX_SUPPORTED_FILTERS (FIF_PROMISC_IN_BSS | \
+#define WL1251_SUPPORTED_FILTERS (FIF_PROMISC_IN_BSS | \
FIF_ALLMULTI | \
FIF_FCSFAIL | \
FIF_BCN_PRBRESP_PROMISC | \
FIF_CONTROL | \
FIF_OTHER_BSS)
-static void wl12xx_op_configure_filter(struct ieee80211_hw *hw,
+static void wl1251_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed,
unsigned int *total,
int mc_count,
struct dev_addr_list *mc_list)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
- wl12xx_debug(DEBUG_MAC80211, "mac80211 configure filter");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 configure filter");
- *total &= WL12XX_SUPPORTED_FILTERS;
- changed &= WL12XX_SUPPORTED_FILTERS;
+ *total &= WL1251_SUPPORTED_FILTERS;
+ changed &= WL1251_SUPPORTED_FILTERS;
if (changed == 0)
/* no filters which we support changed */
/* FIXME: wl->rx_config and wl->rx_filter are not protected */
- wl->rx_config = WL12XX_DEFAULT_RX_CONFIG;
- wl->rx_filter = WL12XX_DEFAULT_RX_FILTER;
+ wl->rx_config = WL1251_DEFAULT_RX_CONFIG;
+ wl->rx_filter = WL1251_DEFAULT_RX_FILTER;
if (*total & FIF_PROMISC_IN_BSS) {
wl->rx_config |= CFG_BSSID_FILTER_EN;
}
/* HW encryption */
-static int wl12xx_set_key_type(struct wl12xx *wl,
- struct wl12xx_cmd_set_keys *key,
+static int wl1251_set_key_type(struct wl1251 *wl,
+ struct wl1251_cmd_set_keys *key,
enum set_key_cmd cmd,
struct ieee80211_key_conf *mac80211_key,
const u8 *addr)
mac80211_key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
break;
default:
- wl12xx_error("Unknown key algo 0x%x", mac80211_key->alg);
+ wl1251_error("Unknown key algo 0x%x", mac80211_key->alg);
return -EOPNOTSUPP;
}
return 0;
}
-static int wl12xx_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
+static int wl1251_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key)
{
- struct wl12xx *wl = hw->priv;
- struct wl12xx_cmd_set_keys *wl_cmd;
+ struct wl1251 *wl = hw->priv;
+ struct wl1251_cmd_set_keys *wl_cmd;
const u8 *addr;
int ret;
static const u8 bcast_addr[ETH_ALEN] =
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
- wl12xx_debug(DEBUG_MAC80211, "mac80211 set key");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 set key");
wl_cmd = kzalloc(sizeof(*wl_cmd), GFP_KERNEL);
if (!wl_cmd) {
addr = sta ? sta->addr : bcast_addr;
- wl12xx_debug(DEBUG_CRYPT, "CMD: 0x%x", cmd);
- wl12xx_dump(DEBUG_CRYPT, "ADDR: ", addr, ETH_ALEN);
- wl12xx_debug(DEBUG_CRYPT, "Key: algo:0x%x, id:%d, len:%d flags 0x%x",
+ wl1251_debug(DEBUG_CRYPT, "CMD: 0x%x", cmd);
+ wl1251_dump(DEBUG_CRYPT, "ADDR: ", addr, ETH_ALEN);
+ wl1251_debug(DEBUG_CRYPT, "Key: algo:0x%x, id:%d, len:%d flags 0x%x",
key->alg, key->keyidx, key->keylen, key->flags);
- wl12xx_dump(DEBUG_CRYPT, "KEY: ", key->key, key->keylen);
+ wl1251_dump(DEBUG_CRYPT, "KEY: ", key->key, key->keylen);
if (is_zero_ether_addr(addr)) {
/* We dont support TX only encryption */
mutex_lock(&wl->mutex);
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out_unlock;
wl_cmd->key_action = KEY_REMOVE;
break;
default:
- wl12xx_error("Unsupported key cmd 0x%x", cmd);
+ wl1251_error("Unsupported key cmd 0x%x", cmd);
break;
}
- ret = wl12xx_set_key_type(wl, wl_cmd, cmd, key, addr);
+ ret = wl1251_set_key_type(wl, wl_cmd, cmd, key, addr);
if (ret < 0) {
- wl12xx_error("Set KEY type failed");
+ wl1251_error("Set KEY type failed");
goto out_sleep;
}
wl_cmd->id = key->keyidx;
wl_cmd->ssid_profile = 0;
- wl12xx_dump(DEBUG_CRYPT, "TARGET KEY: ", wl_cmd, sizeof(*wl_cmd));
+ wl1251_dump(DEBUG_CRYPT, "TARGET KEY: ", wl_cmd, sizeof(*wl_cmd));
- ret = wl12xx_cmd_send(wl, CMD_SET_KEYS, wl_cmd, sizeof(*wl_cmd));
+ ret = wl1251_cmd_send(wl, CMD_SET_KEYS, wl_cmd, sizeof(*wl_cmd));
if (ret < 0) {
- wl12xx_warning("could not set keys");
+ wl1251_warning("could not set keys");
goto out_sleep;
}
out_sleep:
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
out_unlock:
mutex_unlock(&wl->mutex);
return ret;
}
-static int wl12xx_build_basic_rates(char *rates)
+static int wl1251_build_basic_rates(char *rates)
{
u8 index = 0;
return index;
}
-static int wl12xx_build_extended_rates(char *rates)
+static int wl1251_build_extended_rates(char *rates)
{
u8 index = 0;
}
-static int wl12xx_build_probe_req(struct wl12xx *wl, u8 *ssid, size_t ssid_len)
+static int wl1251_build_probe_req(struct wl1251 *wl, u8 *ssid, size_t ssid_len)
{
struct wl12xx_probe_req_template template;
struct wl12xx_ie_rates *rates;
/* Basic Rates */
rates = (struct wl12xx_ie_rates *)ptr;
rates->header.id = WLAN_EID_SUPP_RATES;
- rates->header.len = wl12xx_build_basic_rates(rates->rates);
+ rates->header.len = wl1251_build_basic_rates(rates->rates);
size += sizeof(struct wl12xx_ie_header) + rates->header.len;
ptr += sizeof(struct wl12xx_ie_header) + rates->header.len;
/* Extended rates */
rates = (struct wl12xx_ie_rates *)ptr;
rates->header.id = WLAN_EID_EXT_SUPP_RATES;
- rates->header.len = wl12xx_build_extended_rates(rates->rates);
+ rates->header.len = wl1251_build_extended_rates(rates->rates);
size += sizeof(struct wl12xx_ie_header) + rates->header.len;
- wl12xx_dump(DEBUG_SCAN, "PROBE REQ: ", &template, size);
+ wl1251_dump(DEBUG_SCAN, "PROBE REQ: ", &template, size);
- return wl12xx_cmd_template_set(wl, CMD_PROBE_REQ, &template,
+ return wl1251_cmd_template_set(wl, CMD_PROBE_REQ, &template,
size);
}
-static int wl12xx_hw_scan(struct wl12xx *wl, u8 *ssid, size_t len,
+static int wl1251_hw_scan(struct wl1251 *wl, u8 *ssid, size_t len,
u8 active_scan, u8 high_prio, u8 num_channels,
u8 probe_requests)
{
- struct wl12xx_cmd_trigger_scan_to *trigger = NULL;
+ struct wl1251_cmd_trigger_scan_to *trigger = NULL;
struct cmd_scan *params = NULL;
int i, ret;
u16 scan_options = 0;
memset(params->params.ssid, 0, 32);
}
- ret = wl12xx_build_probe_req(wl, ssid, len);
+ ret = wl1251_build_probe_req(wl, ssid, len);
if (ret < 0) {
- wl12xx_error("PROBE request template failed");
+ wl1251_error("PROBE request template failed");
goto out;
}
trigger->timeout = 0;
- ret = wl12xx_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
+ ret = wl1251_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
sizeof(*trigger));
if (ret < 0) {
- wl12xx_error("trigger scan to failed for hw scan");
+ wl1251_error("trigger scan to failed for hw scan");
goto out;
}
- wl12xx_dump(DEBUG_SCAN, "SCAN: ", params, sizeof(*params));
+ wl1251_dump(DEBUG_SCAN, "SCAN: ", params, sizeof(*params));
wl->scanning = true;
- ret = wl12xx_cmd_send(wl, CMD_SCAN, params, sizeof(*params));
+ ret = wl1251_cmd_send(wl, CMD_SCAN, params, sizeof(*params));
if (ret < 0)
- wl12xx_error("SCAN failed");
+ wl1251_error("SCAN failed");
- wl12xx_spi_mem_read(wl, wl->cmd_box_addr, params, sizeof(*params));
+ wl1251_mem_read(wl, wl->cmd_box_addr, params, sizeof(*params));
if (params->header.status != CMD_STATUS_SUCCESS) {
- wl12xx_error("TEST command answer error: %d",
+ wl1251_error("TEST command answer error: %d",
params->header.status);
wl->scanning = false;
ret = -EIO;
}
-static int wl12xx_op_hw_scan(struct ieee80211_hw *hw,
+static int wl1251_op_hw_scan(struct ieee80211_hw *hw,
struct cfg80211_scan_request *req)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
int ret;
u8 *ssid = NULL;
size_t ssid_len = 0;
- wl12xx_debug(DEBUG_MAC80211, "mac80211 hw scan");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 hw scan");
if (req->n_ssids) {
ssid = req->ssids[0].ssid;
mutex_lock(&wl->mutex);
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
- ret = wl12xx_hw_scan(hw->priv, ssid, ssid_len, 1, 0, 13, 3);
+ ret = wl1251_hw_scan(hw->priv, ssid, ssid_len, 1, 0, 13, 3);
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
return ret;
}
-static int wl12xx_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
+static int wl1251_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
{
- struct wl12xx *wl = hw->priv;
+ struct wl1251 *wl = hw->priv;
int ret;
mutex_lock(&wl->mutex);
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
- ret = wl12xx_acx_rts_threshold(wl, (u16) value);
+ ret = wl1251_acx_rts_threshold(wl, (u16) value);
if (ret < 0)
- wl12xx_warning("wl12xx_op_set_rts_threshold failed: %d", ret);
+ wl1251_warning("wl1251_op_set_rts_threshold failed: %d", ret);
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
return ret;
}
-static void wl12xx_op_bss_info_changed(struct ieee80211_hw *hw,
+static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
u32 changed)
{
- enum wl12xx_cmd_ps_mode mode;
- struct wl12xx *wl = hw->priv;
+ enum wl1251_cmd_ps_mode mode;
+ struct wl1251 *wl = hw->priv;
struct sk_buff *beacon;
int ret;
- wl12xx_debug(DEBUG_MAC80211, "mac80211 bss info changed");
+ wl1251_debug(DEBUG_MAC80211, "mac80211 bss info changed");
mutex_lock(&wl->mutex);
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
if (changed & BSS_CHANGED_ASSOC) {
if (bss_conf->assoc) {
+ wl->beacon_int = bss_conf->beacon_int;
+ wl->dtim_period = bss_conf->dtim_period;
+
+ /* FIXME: call join */
+
wl->aid = bss_conf->aid;
- ret = wl12xx_build_ps_poll(wl, wl->aid);
+ ret = wl1251_build_ps_poll(wl, wl->aid);
if (ret < 0)
goto out_sleep;
- ret = wl12xx_acx_aid(wl, wl->aid);
+ ret = wl1251_acx_aid(wl, wl->aid);
if (ret < 0)
goto out_sleep;
/* If we want to go in PSM but we're not there yet */
if (wl->psm_requested && !wl->psm) {
mode = STATION_POWER_SAVE_MODE;
- ret = wl12xx_ps_set_mode(wl, mode);
+ ret = wl1251_ps_set_mode(wl, mode);
if (ret < 0)
goto out_sleep;
}
+ } else {
+ /* use defaults when not associated */
+ wl->beacon_int = WL1251_DEFAULT_BEACON_INT;
+ wl->dtim_period = WL1251_DEFAULT_DTIM_PERIOD;
}
}
if (changed & BSS_CHANGED_ERP_SLOT) {
if (bss_conf->use_short_slot)
- ret = wl12xx_acx_slot(wl, SLOT_TIME_SHORT);
+ ret = wl1251_acx_slot(wl, SLOT_TIME_SHORT);
else
- ret = wl12xx_acx_slot(wl, SLOT_TIME_LONG);
+ ret = wl1251_acx_slot(wl, SLOT_TIME_LONG);
if (ret < 0) {
- wl12xx_warning("Set slot time failed %d", ret);
+ wl1251_warning("Set slot time failed %d", ret);
goto out_sleep;
}
}
if (changed & BSS_CHANGED_ERP_PREAMBLE) {
if (bss_conf->use_short_preamble)
- wl12xx_acx_set_preamble(wl, ACX_PREAMBLE_SHORT);
+ wl1251_acx_set_preamble(wl, ACX_PREAMBLE_SHORT);
else
- wl12xx_acx_set_preamble(wl, ACX_PREAMBLE_LONG);
+ wl1251_acx_set_preamble(wl, ACX_PREAMBLE_LONG);
}
if (changed & BSS_CHANGED_ERP_CTS_PROT) {
if (bss_conf->use_cts_prot)
- ret = wl12xx_acx_cts_protect(wl, CTSPROTECT_ENABLE);
+ ret = wl1251_acx_cts_protect(wl, CTSPROTECT_ENABLE);
else
- ret = wl12xx_acx_cts_protect(wl, CTSPROTECT_DISABLE);
+ ret = wl1251_acx_cts_protect(wl, CTSPROTECT_DISABLE);
if (ret < 0) {
- wl12xx_warning("Set ctsprotect failed %d", ret);
- goto out_sleep;
+ wl1251_warning("Set ctsprotect failed %d", ret);
+ goto out;
}
}
if (changed & BSS_CHANGED_BSSID) {
memcpy(wl->bssid, bss_conf->bssid, ETH_ALEN);
- ret = wl12xx_build_null_data(wl);
+ ret = wl1251_build_null_data(wl);
if (ret < 0)
goto out;
if (wl->bss_type != BSS_TYPE_IBSS) {
- ret = wl->chip.op_cmd_join(wl, wl->bss_type, 5, 100, 1);
+ ret = wl1251_join(wl, wl->bss_type, wl->channel,
+ wl->beacon_int, wl->dtim_period);
if (ret < 0)
- goto out;
+ goto out_sleep;
+ wl1251_warning("Set ctsprotect failed %d", ret);
+ goto out_sleep;
}
}
if (changed & BSS_CHANGED_BEACON) {
beacon = ieee80211_beacon_get(hw, vif);
- ret = wl12xx_cmd_template_set(wl, CMD_BEACON, beacon->data,
+ ret = wl1251_cmd_template_set(wl, CMD_BEACON, beacon->data,
beacon->len);
if (ret < 0) {
goto out;
}
- ret = wl12xx_cmd_template_set(wl, CMD_PROBE_RESP, beacon->data,
+ ret = wl1251_cmd_template_set(wl, CMD_PROBE_RESP, beacon->data,
beacon->len);
dev_kfree_skb(beacon);
if (ret < 0)
goto out;
- ret = wl->chip.op_cmd_join(wl, wl->bss_type, 1, 100, 0);
+ ret = wl1251_join(wl, wl->bss_type, wl->beacon_int,
+ wl->channel, wl->dtim_period);
if (ret < 0)
goto out;
}
out_sleep:
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
/* can't be const, mac80211 writes to this */
-static struct ieee80211_rate wl12xx_rates[] = {
+static struct ieee80211_rate wl1251_rates[] = {
{ .bitrate = 10,
.hw_value = 0x1,
.hw_value_short = 0x1, },
};
/* can't be const, mac80211 writes to this */
-static struct ieee80211_channel wl12xx_channels[] = {
+static struct ieee80211_channel wl1251_channels[] = {
{ .hw_value = 1, .center_freq = 2412},
{ .hw_value = 2, .center_freq = 2417},
{ .hw_value = 3, .center_freq = 2422},
};
/* can't be const, mac80211 writes to this */
-static struct ieee80211_supported_band wl12xx_band_2ghz = {
- .channels = wl12xx_channels,
- .n_channels = ARRAY_SIZE(wl12xx_channels),
- .bitrates = wl12xx_rates,
- .n_bitrates = ARRAY_SIZE(wl12xx_rates),
+static struct ieee80211_supported_band wl1251_band_2ghz = {
+ .channels = wl1251_channels,
+ .n_channels = ARRAY_SIZE(wl1251_channels),
+ .bitrates = wl1251_rates,
+ .n_bitrates = ARRAY_SIZE(wl1251_rates),
};
-static const struct ieee80211_ops wl12xx_ops = {
- .start = wl12xx_op_start,
- .stop = wl12xx_op_stop,
- .add_interface = wl12xx_op_add_interface,
- .remove_interface = wl12xx_op_remove_interface,
- .config = wl12xx_op_config,
- .configure_filter = wl12xx_op_configure_filter,
- .tx = wl12xx_op_tx,
- .set_key = wl12xx_op_set_key,
- .hw_scan = wl12xx_op_hw_scan,
- .bss_info_changed = wl12xx_op_bss_info_changed,
- .set_rts_threshold = wl12xx_op_set_rts_threshold,
+static const struct ieee80211_ops wl1251_ops = {
+ .start = wl1251_op_start,
+ .stop = wl1251_op_stop,
+ .add_interface = wl1251_op_add_interface,
+ .remove_interface = wl1251_op_remove_interface,
+ .config = wl1251_op_config,
+ .configure_filter = wl1251_op_configure_filter,
+ .tx = wl1251_op_tx,
+ .set_key = wl1251_op_set_key,
+ .hw_scan = wl1251_op_hw_scan,
+ .bss_info_changed = wl1251_op_bss_info_changed,
+ .set_rts_threshold = wl1251_op_set_rts_threshold,
};
-static int wl12xx_register_hw(struct wl12xx *wl)
+static int wl1251_register_hw(struct wl1251 *wl)
{
int ret;
ret = ieee80211_register_hw(wl->hw);
if (ret < 0) {
- wl12xx_error("unable to register mac80211 hw: %d", ret);
+ wl1251_error("unable to register mac80211 hw: %d", ret);
return ret;
}
wl->mac80211_registered = true;
- wl12xx_notice("loaded");
+ wl1251_notice("loaded");
return 0;
}
-static int wl12xx_init_ieee80211(struct wl12xx *wl)
+int wl1251_init_ieee80211(struct wl1251 *wl)
{
+ int ret;
+
/* The tx descriptor buffer and the TKIP space */
wl->hw->extra_tx_headroom = sizeof(struct tx_double_buffer_desc)
+ WL1251_TKIP_IV_SPACE;
wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
wl->hw->wiphy->max_scan_ssids = 1;
- wl->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl12xx_band_2ghz;
+ wl->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl1251_band_2ghz;
+
+ ret = wl1251_register_hw(wl);
+ if (ret)
+ goto out;
- SET_IEEE80211_DEV(wl->hw, &wl->spi->dev);
+ wl1251_debugfs_init(wl);
+ wl1251_notice("initialized");
- return 0;
+ ret = 0;
+
+out:
+ return ret;
}
+EXPORT_SYMBOL_GPL(wl1251_init_ieee80211);
-#define WL12XX_DEFAULT_CHANNEL 1
-static int __devinit wl12xx_probe(struct spi_device *spi)
+struct ieee80211_hw *wl1251_alloc_hw(void)
{
- struct wl12xx_platform_data *pdata;
struct ieee80211_hw *hw;
- struct wl12xx *wl;
- int ret, i;
+ struct wl1251 *wl;
+ int i;
static const u8 nokia_oui[3] = {0x00, 0x1f, 0xdf};
- pdata = spi->dev.platform_data;
- if (!pdata) {
- wl12xx_error("no platform data");
- return -ENODEV;
- }
-
- hw = ieee80211_alloc_hw(sizeof(*wl), &wl12xx_ops);
+ hw = ieee80211_alloc_hw(sizeof(*wl), &wl1251_ops);
if (!hw) {
- wl12xx_error("could not alloc ieee80211_hw");
- return -ENOMEM;
+ wl1251_error("could not alloc ieee80211_hw");
+ return ERR_PTR(-ENOMEM);
}
wl = hw->priv;
memset(wl, 0, sizeof(*wl));
wl->hw = hw;
- dev_set_drvdata(&spi->dev, wl);
- wl->spi = spi;
wl->data_in_count = 0;
skb_queue_head_init(&wl->tx_queue);
- INIT_WORK(&wl->filter_work, wl12xx_filter_work);
- wl->channel = WL12XX_DEFAULT_CHANNEL;
+ INIT_WORK(&wl->filter_work, wl1251_filter_work);
+ wl->channel = WL1251_DEFAULT_CHANNEL;
wl->scanning = false;
wl->default_key = 0;
wl->listen_int = 1;
wl->rx_handled = 0;
wl->rx_current_buffer = 0;
wl->rx_last_id = 0;
- wl->rx_config = WL12XX_DEFAULT_RX_CONFIG;
- wl->rx_filter = WL12XX_DEFAULT_RX_FILTER;
+ wl->rx_config = WL1251_DEFAULT_RX_CONFIG;
+ wl->rx_filter = WL1251_DEFAULT_RX_FILTER;
wl->elp = false;
wl->psm = 0;
wl->psm_requested = false;
wl->tx_queue_stopped = false;
- wl->power_level = WL12XX_DEFAULT_POWER_LEVEL;
-
- /* We use the default power on sleep time until we know which chip
- * we're using */
- wl->chip.power_on_sleep = WL12XX_DEFAULT_POWER_ON_SLEEP;
+ wl->power_level = WL1251_DEFAULT_POWER_LEVEL;
+ wl->beacon_int = WL1251_DEFAULT_BEACON_INT;
+ wl->dtim_period = WL1251_DEFAULT_DTIM_PERIOD;
for (i = 0; i < FW_TX_CMPLT_BLOCK_SIZE; i++)
wl->tx_frames[i] = NULL;
wl->next_tx_complete = 0;
+ INIT_WORK(&wl->irq_work, wl1251_irq_work);
+ INIT_WORK(&wl->tx_work, wl1251_tx_work);
+
/*
* In case our MAC address is not correctly set,
* we use a random but Nokia MAC.
memcpy(wl->mac_addr, nokia_oui, 3);
get_random_bytes(wl->mac_addr + 3, 3);
- wl->state = WL12XX_STATE_OFF;
+ wl->state = WL1251_STATE_OFF;
mutex_init(&wl->mutex);
wl->tx_mgmt_frm_rate = DEFAULT_HW_GEN_TX_RATE;
wl->rx_descriptor = kmalloc(sizeof(*wl->rx_descriptor), GFP_KERNEL);
if (!wl->rx_descriptor) {
- wl12xx_error("could not allocate memory for rx descriptor");
- ret = -ENOMEM;
- goto out_free;
- }
-
- /* This is the only SPI value that we need to set here, the rest
- * comes from the board-peripherals file */
- spi->bits_per_word = 32;
-
- ret = spi_setup(spi);
- if (ret < 0) {
- wl12xx_error("spi_setup failed");
- goto out_free;
- }
-
- wl->set_power = pdata->set_power;
- if (!wl->set_power) {
- wl12xx_error("set power function missing in platform data");
- ret = -ENODEV;
- goto out_free;
+ wl1251_error("could not allocate memory for rx descriptor");
+ ieee80211_free_hw(hw);
+ return ERR_PTR(-ENOMEM);
}
- wl->irq = spi->irq;
- if (wl->irq < 0) {
- wl12xx_error("irq missing in platform data");
- ret = -ENODEV;
- goto out_free;
- }
-
- ret = request_irq(wl->irq, wl12xx_irq, 0, DRIVER_NAME, wl);
- if (ret < 0) {
- wl12xx_error("request_irq() failed: %d", ret);
- goto out_free;
- }
-
- set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING);
-
- disable_irq(wl->irq);
-
- ret = wl12xx_init_ieee80211(wl);
- if (ret)
- goto out_irq;
-
- ret = wl12xx_register_hw(wl);
- if (ret)
- goto out_irq;
-
- wl12xx_debugfs_init(wl);
-
- wl12xx_notice("initialized");
-
- return 0;
-
- out_irq:
- free_irq(wl->irq, wl);
-
- out_free:
- kfree(wl->rx_descriptor);
- wl->rx_descriptor = NULL;
-
- ieee80211_free_hw(hw);
-
- return ret;
+ return hw;
}
+EXPORT_SYMBOL_GPL(wl1251_alloc_hw);
-static int __devexit wl12xx_remove(struct spi_device *spi)
+int wl1251_free_hw(struct wl1251 *wl)
{
- struct wl12xx *wl = dev_get_drvdata(&spi->dev);
-
ieee80211_unregister_hw(wl->hw);
- wl12xx_debugfs_exit(wl);
+ wl1251_debugfs_exit(wl);
- free_irq(wl->irq, wl);
kfree(wl->target_mem_map);
kfree(wl->data_path);
kfree(wl->fw);
return 0;
}
+EXPORT_SYMBOL_GPL(wl1251_free_hw);
-
-static struct spi_driver wl12xx_spi_driver = {
- .driver = {
- .name = "wl12xx",
- .bus = &spi_bus_type,
- .owner = THIS_MODULE,
- },
-
- .probe = wl12xx_probe,
- .remove = __devexit_p(wl12xx_remove),
-};
-
-static int __init wl12xx_init(void)
-{
- int ret;
-
- ret = spi_register_driver(&wl12xx_spi_driver);
- if (ret < 0) {
- wl12xx_error("failed to register spi driver: %d", ret);
- goto out;
- }
-
-out:
- return ret;
-}
-
-static void __exit wl12xx_exit(void)
-{
- spi_unregister_driver(&wl12xx_spi_driver);
-
- wl12xx_notice("unloaded");
-}
-
-module_init(wl12xx_init);
-module_exit(wl12xx_exit);
-
+MODULE_DESCRIPTION("TI wl1251 Wireles LAN Driver Core");
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Kalle Valo <Kalle.Valo@nokia.com>, "
- "Luciano Coelho <luciano.coelho@nokia.com>");
+MODULE_AUTHOR("Kalle Valo <Kalle.Valo@nokia.com>");
+MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff