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path: root/drivers/net/wireless/iwlwifi/iwl-mac80211.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-mac80211.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-mac80211.c121
1 files changed, 65 insertions, 56 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/iwl-mac80211.c
index f980e574e1f9..03f770543d8e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c
+++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c
@@ -1,6 +1,6 @@
/******************************************************************************
*
- * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved.
*
* Portions of this file are derived from the ipw3945 project, as well
* as portions of the ieee80211 subsystem header files.
@@ -35,7 +35,6 @@
#include <linux/sched.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
-#include <linux/firmware.h>
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
@@ -43,6 +42,7 @@
#include <asm/div64.h>
+#include "iwl-ucode.h"
#include "iwl-eeprom.h"
#include "iwl-wifi.h"
#include "iwl-dev.h"
@@ -51,8 +51,8 @@
#include "iwl-agn-calib.h"
#include "iwl-agn.h"
#include "iwl-shared.h"
-#include "iwl-bus.h"
#include "iwl-trans.h"
+#include "iwl-op-mode.h"
/*****************************************************************************
*
@@ -136,7 +136,7 @@ iwlagn_iface_combinations_p2p[] = {
* other mac80211 functions grouped here.
*/
int iwlagn_mac_setup_register(struct iwl_priv *priv,
- struct iwlagn_ucode_capabilities *capa)
+ struct iwl_ucode_capabilities *capa)
{
int ret;
struct ieee80211_hw *hw = priv->hw;
@@ -195,8 +195,8 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
WIPHY_FLAG_DISABLE_BEACON_HINTS |
WIPHY_FLAG_IBSS_RSN;
- if (trans(priv)->ucode_wowlan.code.len &&
- device_can_wakeup(bus(priv)->dev)) {
+ if (nic(priv)->fw.ucode_wowlan.code.len &&
+ device_can_wakeup(trans(priv)->dev)) {
hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
@@ -234,7 +234,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
&priv->bands[IEEE80211_BAND_5GHZ];
- hw->wiphy->hw_version = bus_get_hw_id(bus(priv));
+ hw->wiphy->hw_version = trans(priv)->hw_id;
iwl_leds_init(priv);
@@ -296,7 +296,7 @@ static int __iwl_up(struct iwl_priv *priv)
error:
set_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
- __iwl_down(priv);
+ iwl_down(priv);
clear_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
IWL_ERR(priv, "Unable to initialize device.\n");
@@ -305,7 +305,7 @@ static int __iwl_up(struct iwl_priv *priv)
static int iwlagn_mac_start(struct ieee80211_hw *hw)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
int ret;
IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -332,7 +332,7 @@ static int iwlagn_mac_start(struct ieee80211_hw *hw)
static void iwlagn_mac_stop(struct ieee80211_hw *hw)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -341,14 +341,19 @@ static void iwlagn_mac_stop(struct ieee80211_hw *hw)
priv->is_open = 0;
+ mutex_lock(&priv->shrd->mutex);
iwl_down(priv);
+ mutex_unlock(&priv->shrd->mutex);
- flush_workqueue(priv->shrd->workqueue);
+ iwl_cancel_deferred_work(priv);
+
+ flush_workqueue(priv->workqueue);
/* User space software may expect getting rfkill changes
- * even if interface is down */
- iwl_write32(bus(priv), CSR_INT, 0xFFFFFFFF);
- iwl_enable_rfkill_int(priv);
+ * even if interface is down, trans->down will leave the RF
+ * kill interrupt enabled
+ */
+ iwl_trans_stop_hw(trans(priv));
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@@ -357,7 +362,7 @@ static void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_gtk_rekey_data *data)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
if (iwlagn_mod_params.sw_crypto)
return;
@@ -384,7 +389,7 @@ static void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
struct cfg80211_wowlan *wowlan)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
int ret;
@@ -405,10 +410,10 @@ static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
if (ret)
goto error;
- device_set_wakeup_enable(bus(priv)->dev, true);
+ device_set_wakeup_enable(trans(priv)->dev, true);
/* Now let the ucode operate on its own */
- iwl_write32(bus(priv), CSR_UCODE_DRV_GP1_SET,
+ iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_SET,
CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
goto out;
@@ -426,7 +431,7 @@ static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
static int iwlagn_mac_resume(struct ieee80211_hw *hw)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct ieee80211_vif *vif;
unsigned long flags;
@@ -436,32 +441,33 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
- iwl_write32(bus(priv), CSR_UCODE_DRV_GP1_CLR,
+ iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
base = priv->shrd->device_pointers.error_event_table;
if (iwlagn_hw_valid_rtc_data_addr(base)) {
- spin_lock_irqsave(&bus(priv)->reg_lock, flags);
- ret = iwl_grab_nic_access_silent(bus(priv));
+ spin_lock_irqsave(&trans(priv)->reg_lock, flags);
+ ret = iwl_grab_nic_access_silent(trans(priv));
if (ret == 0) {
- iwl_write32(bus(priv), HBUS_TARG_MEM_RADDR, base);
- status = iwl_read32(bus(priv), HBUS_TARG_MEM_RDAT);
- iwl_release_nic_access(bus(priv));
+ iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, base);
+ status = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
+ iwl_release_nic_access(trans(priv));
}
- spin_unlock_irqrestore(&bus(priv)->reg_lock, flags);
+ spin_unlock_irqrestore(&trans(priv)->reg_lock, flags);
#ifdef CONFIG_IWLWIFI_DEBUGFS
if (ret == 0) {
- struct iwl_trans *trans = trans(priv);
+ struct iwl_nic *nic = nic(priv);
if (!priv->wowlan_sram)
priv->wowlan_sram =
- kzalloc(trans->ucode_wowlan.data.len,
+ kzalloc(nic->fw.ucode_wowlan.data.len,
GFP_KERNEL);
if (priv->wowlan_sram)
_iwl_read_targ_mem_words(
- bus(priv), 0x800000, priv->wowlan_sram,
- trans->ucode_wowlan.data.len / 4);
+ trans(priv), 0x800000,
+ priv->wowlan_sram,
+ nic->fw.ucode_wowlan.data.len / 4);
}
#endif
}
@@ -471,7 +477,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
priv->shrd->wowlan = false;
- device_set_wakeup_enable(bus(priv)->dev, false);
+ device_set_wakeup_enable(trans(priv)->dev, false);
iwlagn_prepare_restart(priv);
@@ -491,7 +497,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
static void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
IWL_DEBUG_TX(priv, "dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,
ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate);
@@ -506,7 +512,7 @@ static void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
struct ieee80211_sta *sta,
u32 iv32, u16 *phase1key)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
iwl_update_tkip_key(priv, vif, keyconf, sta, iv32, phase1key);
}
@@ -516,7 +522,7 @@ static int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
int ret;
@@ -620,7 +626,7 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
struct ieee80211_sta *sta, u16 tid, u16 *ssn,
u8 buf_size)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
int ret = -EINVAL;
struct iwl_station_priv *sta_priv = (void *) sta->drv_priv;
@@ -686,7 +692,7 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
bool is_ap = vif->type == NL80211_IFTYPE_STATION;
@@ -729,7 +735,7 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
struct ieee80211_channel_switch *ch_switch)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
const struct iwl_channel_info *ch_info;
struct ieee80211_conf *conf = &hw->conf;
struct ieee80211_channel *channel = ch_switch->channel;
@@ -816,7 +822,7 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw,
unsigned int *total_flags,
u64 multicast)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
__le32 filter_or = 0, filter_nand = 0;
struct iwl_rxon_context *ctx;
@@ -863,7 +869,7 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw,
static void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
mutex_lock(&priv->shrd->mutex);
IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -900,7 +906,7 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
enum nl80211_channel_type channel_type,
int duration)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_PAN];
int err = 0;
@@ -990,7 +996,7 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
static int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
if (!(priv->shrd->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
return -EOPNOTSUPP;
@@ -1010,7 +1016,7 @@ static int iwlagn_mac_tx_sync(struct ieee80211_hw *hw,
const u8 *bssid,
enum ieee80211_tx_sync_type type)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
int ret;
@@ -1064,7 +1070,7 @@ static void iwlagn_mac_finish_tx_sync(struct ieee80211_hw *hw,
const u8 *bssid,
enum ieee80211_tx_sync_type type)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
@@ -1088,7 +1094,7 @@ static void iwlagn_mac_finish_tx_sync(struct ieee80211_hw *hw,
static void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
enum ieee80211_rssi_event rssi_event)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
@@ -1113,9 +1119,9 @@ static void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
static int iwlagn_mac_set_tim(struct ieee80211_hw *hw,
struct ieee80211_sta *sta, bool set)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
- queue_work(priv->shrd->workqueue, &priv->beacon_update);
+ queue_work(priv->workqueue, &priv->beacon_update);
return 0;
}
@@ -1124,7 +1130,7 @@ static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
unsigned long flags;
@@ -1167,7 +1173,7 @@ static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
static int iwlagn_mac_tx_last_beacon(struct ieee80211_hw *hw)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
return priv->ibss_manager == IWL_IBSS_MANAGER;
}
@@ -1221,7 +1227,7 @@ static int iwl_setup_interface(struct iwl_priv *priv,
static int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *tmp, *ctx = NULL;
int err;
@@ -1318,7 +1324,7 @@ static void iwl_teardown_interface(struct iwl_priv *priv,
static void iwlagn_mac_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -1346,7 +1352,7 @@ static int iwlagn_mac_change_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum nl80211_iftype newtype, bool newp2p)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
struct iwl_rxon_context *bss_ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl_rxon_context *tmp;
@@ -1432,7 +1438,7 @@ static int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_scan_request *req)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
int ret;
IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -1478,7 +1484,7 @@ static int iwlagn_mac_sta_remove(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
int ret;
@@ -1517,7 +1523,7 @@ static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
enum sta_notify_cmd cmd,
struct ieee80211_sta *sta)
{
- struct iwl_priv *priv = hw->priv;
+ struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
int sta_id;
@@ -1585,15 +1591,18 @@ struct ieee80211_ops iwlagn_hw_ops = {
struct ieee80211_hw *iwl_alloc_all(void)
{
struct iwl_priv *priv;
+ struct iwl_op_mode *op_mode;
/* mac80211 allocates memory for this device instance, including
* space for this driver's private structure */
struct ieee80211_hw *hw;
- hw = ieee80211_alloc_hw(sizeof(struct iwl_priv), &iwlagn_hw_ops);
+ hw = ieee80211_alloc_hw(sizeof(struct iwl_priv) +
+ sizeof(struct iwl_op_mode), &iwlagn_hw_ops);
if (!hw)
goto out;
- priv = hw->priv;
+ op_mode = hw->priv;
+ priv = IWL_OP_MODE_GET_DVM(op_mode);
priv->hw = hw;
out: