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iwl3945: Use iwl-rfkill

Browse Source 
Here again, the rfkill routines are duplicated between agn and 3945. Let's
move the agn one to iwlcore, and so we can get rid of the 3945 ones.

Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Samuel Ortiz 2009-01-21 18:27:54 +01:00 committed by John W. Linville
parent 7d049e5abe
commit c0af96a6e6
6 changed files with 43 additions and 199 deletions
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6
drivers/net/wireless/iwlwifi/Kconfig
View File

@ -110,7 +110,7 @@ config IWL3945
select LIB80211
select MAC80211_LEDS if IWL3945_LEDS
select LEDS_CLASS if IWL3945_LEDS
select RFKILL if IWL3945_RFKILL
select RFKILL if IWLWIFI_RFKILL
---help---
Select to build the driver supporting the:
@ -133,10 +133,6 @@ config IWL3945
say M here and read <file:Documentation/kbuild/modules.txt>. The
module will be called iwl3945.ko.
config IWL3945_RFKILL
bool "Enable RF kill support in iwl3945 drivers"
depends on IWL3945
config IWL3945_SPECTRUM_MEASUREMENT
bool "Enable Spectrum Measurement in iwl3945 drivers"
depends on IWL3945

12
drivers/net/wireless/iwlwifi/iwl-3945.h
View File

@ -304,18 +304,6 @@ extern int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv);
extern u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id,
u16 tx_rate, u8 flags);
#ifdef CONFIG_IWL3945_RFKILL
struct iwl_priv;
void iwl3945_rfkill_set_hw_state(struct iwl_priv *priv);
void iwl3945_rfkill_unregister(struct iwl_priv *priv);
int iwl3945_rfkill_init(struct iwl_priv *priv);
#else
static inline void iwl3945_rfkill_set_hw_state(struct iwl_priv *priv) {}
static inline void iwl3945_rfkill_unregister(struct iwl_priv *priv) {}
static inline int iwl3945_rfkill_init(struct iwl_priv *priv) { return 0; }
#endif
static inline int iwl3945_is_associated(struct iwl_priv *priv)
{
return (priv->active39_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;

35
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -2266,41 +2266,6 @@ static void iwl_bg_alive_start(struct work_struct *data)
mutex_unlock(&priv->mutex);
}
static void iwl_bg_rf_kill(struct work_struct *work)
{
struct iwl_priv *priv = container_of(work, struct iwl_priv, rf_kill);
wake_up_interruptible(&priv->wait_command_queue);
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
mutex_lock(&priv->mutex);
if (!iwl_is_rfkill(priv)) {
IWL_DEBUG(IWL_DL_RF_KILL,
"HW and/or SW RF Kill no longer active, restarting "
"device\n");
if (!test_bit(STATUS_EXIT_PENDING, &priv->status) &&
test_bit(STATUS_ALIVE, &priv->status))
queue_work(priv->workqueue, &priv->restart);
} else {
/* make sure mac80211 stop sending Tx frame */
if (priv->mac80211_registered)
ieee80211_stop_queues(priv->hw);
if (!test_bit(STATUS_RF_KILL_HW, &priv->status))
IWL_DEBUG_RF_KILL("Can not turn radio back on - "
"disabled by SW switch\n");
else
IWL_WARN(priv, "Radio Frequency Kill Switch is On:\n"
"Kill switch must be turned off for "
"wireless networking to work.\n");
}
mutex_unlock(&priv->mutex);
iwl_rfkill_set_hw_state(priv);
}
static void iwl_bg_run_time_calib_work(struct work_struct *work)
{
struct iwl_priv *priv = container_of(work, struct iwl_priv,

36
drivers/net/wireless/iwlwifi/iwl-core.c
View File

@ -1465,3 +1465,39 @@ int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv)
return 1;
}
EXPORT_SYMBOL(iwl_radio_kill_sw_enable_radio);
void iwl_bg_rf_kill(struct work_struct *work)
{
struct iwl_priv *priv = container_of(work, struct iwl_priv, rf_kill);
wake_up_interruptible(&priv->wait_command_queue);
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
mutex_lock(&priv->mutex);
if (!iwl_is_rfkill(priv)) {
IWL_DEBUG(IWL_DL_RF_KILL,
"HW and/or SW RF Kill no longer active, restarting "
"device\n");
if (!test_bit(STATUS_EXIT_PENDING, &priv->status) &&
test_bit(STATUS_ALIVE, &priv->status))
queue_work(priv->workqueue, &priv->restart);
} else {
/* make sure mac80211 stop sending Tx frame */
if (priv->mac80211_registered)
ieee80211_stop_queues(priv->hw);
if (!test_bit(STATUS_RF_KILL_HW, &priv->status))
IWL_DEBUG_RF_KILL("Can not turn radio back on - "
"disabled by SW switch\n");
else
IWL_WARN(priv, "Radio Frequency Kill Switch is On:\n"
"Kill switch must be turned off for "
"wireless networking to work.\n");
}
mutex_unlock(&priv->mutex);
iwl_rfkill_set_hw_state(priv);
}
EXPORT_SYMBOL(iwl_bg_rf_kill);

2
drivers/net/wireless/iwlwifi/iwl-core.h
View File

@ -277,7 +277,7 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
* RF -Kill - here and not in iwl-rfkill.h to be available when
* RF-kill subsystem is not compiled.
****************************************************/
void iwl_rf_kill(struct iwl_priv *priv);
void iwl_bg_rf_kill(struct work_struct *work);
void iwl_radio_kill_sw_disable_radio(struct iwl_priv *priv);
int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv);

151
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -5110,39 +5110,6 @@ static void iwl3945_bg_alive_start(struct work_struct *data)
mutex_unlock(&priv->mutex);
}
static void iwl3945_bg_rf_kill(struct work_struct *work)
{
struct iwl_priv *priv = container_of(work, struct iwl_priv, rf_kill);
wake_up_interruptible(&priv->wait_command_queue);
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
mutex_lock(&priv->mutex);
if (!iwl_is_rfkill(priv)) {
IWL_DEBUG(IWL_DL_INFO | IWL_DL_RF_KILL,
"HW and/or SW RF Kill no longer active, restarting "
"device\n");
if (!test_bit(STATUS_EXIT_PENDING, &priv->status) &&
test_bit(STATUS_ALIVE, &priv->status))
queue_work(priv->workqueue, &priv->restart);
} else {
if (!test_bit(STATUS_RF_KILL_HW, &priv->status))
IWL_DEBUG_RF_KILL("Can not turn radio back on - "
"disabled by SW switch\n");
else
IWL_WARN(priv, "Radio Frequency Kill Switch is On:\n"
"Kill switch must be turned off for "
"wireless networking to work.\n");
}
mutex_unlock(&priv->mutex);
iwl3945_rfkill_set_hw_state(priv);
}
static void iwl3945_rfkill_poll(struct work_struct *data)
{
struct iwl_priv *priv =
@ -5391,7 +5358,7 @@ static void iwl3945_bg_up(struct work_struct *data)
mutex_lock(&priv->mutex);
__iwl3945_up(priv);
mutex_unlock(&priv->mutex);
iwl3945_rfkill_set_hw_state(priv);
iwl_rfkill_set_hw_state(priv);
}
static void iwl3945_bg_restart(struct work_struct *data)
@ -5584,7 +5551,7 @@ static int iwl3945_mac_start(struct ieee80211_hw *hw)
mutex_unlock(&priv->mutex);
iwl3945_rfkill_set_hw_state(priv);
iwl_rfkill_set_hw_state(priv);
if (ret)
goto out_release_irq;
@ -6852,7 +6819,7 @@ static void iwl3945_setup_deferred_work(struct iwl_priv *priv)
INIT_WORK(&priv->scan_completed, iwl3945_bg_scan_completed);
INIT_WORK(&priv->request_scan, iwl3945_bg_request_scan);
INIT_WORK(&priv->abort_scan, iwl3945_bg_abort_scan);
INIT_WORK(&priv->rf_kill, iwl3945_bg_rf_kill);
INIT_WORK(&priv->rf_kill, iwl_bg_rf_kill);
INIT_WORK(&priv->beacon_update, iwl3945_bg_beacon_update);
INIT_DELAYED_WORK(&priv->init_alive_start, iwl3945_bg_init_alive_start);
INIT_DELAYED_WORK(&priv->alive_start, iwl3945_bg_alive_start);
@ -7180,7 +7147,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
priv->hw->conf.beacon_int = 100;
priv->mac80211_registered = 1;
err = iwl3945_rfkill_init(priv);
err = iwl_rfkill_init(priv);
if (err)
IWL_ERR(priv, "Unable to initialize RFKILL system. "
"Ignoring error: %d\n", err);
@ -7246,7 +7213,7 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
sysfs_remove_group(&pdev->dev.kobj, &iwl3945_attribute_group);
iwl3945_rfkill_unregister(priv);
iwl_rfkill_unregister(priv);
cancel_delayed_work(&priv->rfkill_poll);
iwl3945_dealloc_ucode_pci(priv);
@ -7319,114 +7286,6 @@ static int iwl3945_pci_resume(struct pci_dev *pdev)
#endif /* CONFIG_PM */
/*************** RFKILL FUNCTIONS **********/
#ifdef CONFIG_IWL3945_RFKILL
/* software rf-kill from user */
static int iwl3945_rfkill_soft_rf_kill(void *data, enum rfkill_state state)
{
struct iwl_priv *priv = data;
int err = 0;
if (!priv->rfkill)
return 0;
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return 0;
IWL_DEBUG_RF_KILL("we received soft RFKILL set to state %d\n", state);
mutex_lock(&priv->mutex);
switch (state) {
case RFKILL_STATE_UNBLOCKED:
if (iwl_is_rfkill_hw(priv)) {
err = -EBUSY;
goto out_unlock;
}
iwl3945_radio_kill_sw(priv, 0);
break;
case RFKILL_STATE_SOFT_BLOCKED:
iwl3945_radio_kill_sw(priv, 1);
break;
default:
IWL_WARN(priv, "received unexpected RFKILL state %d\n", state);
break;
}
out_unlock:
mutex_unlock(&priv->mutex);
return err;
}
int iwl3945_rfkill_init(struct iwl_priv *priv)
{
struct device *device = wiphy_dev(priv->hw->wiphy);
int ret = 0;
BUG_ON(device == NULL);
IWL_DEBUG_RF_KILL("Initializing RFKILL.\n");
priv->rfkill = rfkill_allocate(device, RFKILL_TYPE_WLAN);
if (!priv->rfkill) {
IWL_ERR(priv, "Unable to allocate rfkill device.\n");
ret = -ENOMEM;
goto error;
}
priv->rfkill->name = priv->cfg->name;
priv->rfkill->data = priv;
priv->rfkill->state = RFKILL_STATE_UNBLOCKED;
priv->rfkill->toggle_radio = iwl3945_rfkill_soft_rf_kill;
priv->rfkill->user_claim_unsupported = 1;
priv->rfkill->dev.class->suspend = NULL;
priv->rfkill->dev.class->resume = NULL;
ret = rfkill_register(priv->rfkill);
if (ret) {
IWL_ERR(priv, "Unable to register rfkill: %d\n", ret);
goto freed_rfkill;
}
IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
return ret;
freed_rfkill:
if (priv->rfkill != NULL)
rfkill_free(priv->rfkill);
priv->rfkill = NULL;
error:
IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
return ret;
}
void iwl3945_rfkill_unregister(struct iwl_priv *priv)
{
if (priv->rfkill)
rfkill_unregister(priv->rfkill);
priv->rfkill = NULL;
}
/* set rf-kill to the right state. */
void iwl3945_rfkill_set_hw_state(struct iwl_priv *priv)
{
if (!priv->rfkill)
return;
if (iwl_is_rfkill_hw(priv)) {
rfkill_force_state(priv->rfkill, RFKILL_STATE_HARD_BLOCKED);
return;
}
if (!iwl_is_rfkill_sw(priv))
rfkill_force_state(priv->rfkill, RFKILL_STATE_UNBLOCKED);
else
rfkill_force_state(priv->rfkill, RFKILL_STATE_SOFT_BLOCKED);
}
#endif
/*****************************************************************************
*
* driver and module entry point