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path: root/drivers/net/wireless/iwlwifi
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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945-led.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.c7
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-5000.c15
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c36
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c78
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom.c7
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-fh.h1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-hcmd.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-led.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-power.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-rfkill.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-rx.c5
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-sta.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-tx.c33
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c7
19 files changed, 114 insertions, 91 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-led.c b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
index d3336966b6b5..705c65bed9fd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
@@ -27,7 +27,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index b3931f6135a4..3f51f3635344 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -26,7 +26,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 22bb26985c2e..23fed3298962 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -26,7 +26,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
@@ -475,8 +474,8 @@ static void iwl4965_apm_stop(struct iwl_priv *priv)
iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET);
udelay(10);
-
- iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
+ /* clear "init complete" move adapter D0A* --> D0U state */
+ iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
spin_unlock_irqrestore(&priv->lock, flags);
}
@@ -967,7 +966,7 @@ static int iwl4965_interpolate_chan(struct iwl_priv *priv, u32 channel,
s = iwl4965_get_sub_band(priv, channel);
if (s >= EEPROM_TX_POWER_BANDS) {
- IWL_ERROR("Tx Power can not find channel %d ", channel);
+ IWL_ERROR("Tx Power can not find channel %d\n", channel);
return -1;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index f3d139b663e6..b08036a9d894 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -25,7 +25,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
@@ -146,7 +145,8 @@ static void iwl5000_apm_stop(struct iwl_priv *priv)
udelay(10);
- iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
+ /* clear "init complete" move adapter D0A* --> D0U state */
+ iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
spin_unlock_irqrestore(&priv->lock, flags);
}
@@ -578,14 +578,11 @@ static int iwl5000_load_section(struct iwl_priv *priv,
FH_TFDIB_CTRL0_REG(FH_SRVC_CHNL),
phy_addr & FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK);
- /* FIME: write the MSB of the phy_addr in CTRL1
- * iwl_write_direct32(priv,
- IWL_FH_TFDIB_CTRL1_REG(IWL_FH_SRVC_CHNL),
- ((phy_addr & MSB_MSK)
- << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_count);
- */
iwl_write_direct32(priv,
- FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL), byte_cnt);
+ FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL),
+ (iwl_get_dma_hi_address(phy_addr)
+ << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_cnt);
+
iwl_write_direct32(priv,
FH_TCSR_CHNL_TX_BUF_STS_REG(FH_SRVC_CHNL),
1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM |
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 754fef5b592f..90a2b6dee7c0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -1153,7 +1153,8 @@ static int rs_switch_to_mimo2(struct iwl_priv *priv,
!sta->ht_info.ht_supported)
return -1;
- if (priv->current_ht_config.tx_mimo_ps_mode == IWL_MIMO_PS_STATIC)
+ if (((sta->ht_info.cap & IEEE80211_HT_CAP_MIMO_PS) >> 2)
+ == IWL_MIMO_PS_STATIC)
return -1;
/* Need both Tx chains/antennas to support MIMO */
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index ed09e48b1b61..e01f048a02dd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -29,7 +29,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
@@ -182,14 +181,14 @@ static int iwl4965_check_rxon_cmd(struct iwl_rxon_cmd *rxon)
}
/**
- * iwl4965_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed
+ * iwl_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed
* @priv: staging_rxon is compared to active_rxon
*
* If the RXON structure is changing enough to require a new tune,
* or is clearing the RXON_FILTER_ASSOC_MSK, then return 1 to indicate that
* a new tune (full RXON command, rather than RXON_ASSOC cmd) is required.
*/
-static int iwl4965_full_rxon_required(struct iwl_priv *priv)
+static int iwl_full_rxon_required(struct iwl_priv *priv)
{
/* These items are only settable from the full RXON command */
@@ -208,7 +207,6 @@ static int iwl4965_full_rxon_required(struct iwl_priv *priv)
priv->active_rxon.ofdm_ht_single_stream_basic_rates) ||
(priv->staging_rxon.ofdm_ht_dual_stream_basic_rates !=
priv->active_rxon.ofdm_ht_dual_stream_basic_rates) ||
- (priv->staging_rxon.rx_chain != priv->active_rxon.rx_chain) ||
(priv->staging_rxon.assoc_id != priv->active_rxon.assoc_id))
return 1;
@@ -264,7 +262,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
/* If we don't need to send a full RXON, we can use
* iwl4965_rxon_assoc_cmd which is used to reconfigure filter
* and other flags for the current radio configuration. */
- if (!iwl4965_full_rxon_required(priv)) {
+ if (!iwl_full_rxon_required(priv)) {
ret = iwl_send_rxon_assoc(priv);
if (ret) {
IWL_ERROR("Error setting RXON_ASSOC (%d)\n", ret);
@@ -588,8 +586,6 @@ static void iwl4965_ht_conf(struct iwl_priv *priv,
iwl_conf->supported_chan_width = 0;
}
- iwl_conf->tx_mimo_ps_mode =
- (u8)((ht_conf->cap & IEEE80211_HT_CAP_MIMO_PS) >> 2);
memcpy(iwl_conf->supp_mcs_set, ht_conf->supp_mcs_set, 16);
iwl_conf->control_channel = ht_bss_conf->primary_channel;
@@ -2191,7 +2187,10 @@ static void __iwl4965_down(struct iwl_priv *priv)
udelay(5);
/* FIXME: apm_ops.suspend(priv) */
- priv->cfg->ops->lib->apm_ops.reset(priv);
+ if (exit_pending || test_bit(STATUS_IN_SUSPEND, &priv->status))
+ priv->cfg->ops->lib->apm_ops.stop(priv);
+ else
+ priv->cfg->ops->lib->apm_ops.reset(priv);
priv->cfg->ops->lib->free_shared_mem(priv);
exit:
@@ -2603,6 +2602,7 @@ static int iwl4965_mac_start(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = hw->priv;
int ret;
+ u16 pci_cmd;
IWL_DEBUG_MAC80211("enter\n");
@@ -2613,6 +2613,13 @@ static int iwl4965_mac_start(struct ieee80211_hw *hw)
pci_restore_state(priv->pci_dev);
pci_enable_msi(priv->pci_dev);
+ /* enable interrupts if needed: hw bug w/a */
+ pci_read_config_word(priv->pci_dev, PCI_COMMAND, &pci_cmd);
+ if (pci_cmd & PCI_COMMAND_INTX_DISABLE) {
+ pci_cmd &= ~PCI_COMMAND_INTX_DISABLE;
+ pci_write_config_word(priv->pci_dev, PCI_COMMAND, pci_cmd);
+ }
+
ret = request_irq(priv->pci_dev->irq, iwl4965_isr, IRQF_SHARED,
DRV_NAME, priv);
if (ret) {
@@ -3581,7 +3588,7 @@ static int iwl4965_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk
priv->assoc_id = 0;
timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp;
- priv->timestamp = le64_to_cpu(timestamp) + (priv->beacon_int * 1000);
+ priv->timestamp = le64_to_cpu(timestamp);
IWL_DEBUG_MAC80211("leave\n");
spin_unlock_irqrestore(&priv->lock, flags);
@@ -4365,15 +4372,18 @@ static void __devexit iwl4965_pci_remove(struct pci_dev *pdev)
iwl_dbgfs_unregister(priv);
sysfs_remove_group(&pdev->dev.kobj, &iwl4965_attribute_group);
+ /* ieee80211_unregister_hw call wil cause iwl4965_mac_stop to
+ * to be called and iwl4965_down since we are removing the device
+ * we need to set STATUS_EXIT_PENDING bit.
+ */
+ set_bit(STATUS_EXIT_PENDING, &priv->status);
if (priv->mac80211_registered) {
ieee80211_unregister_hw(priv->hw);
priv->mac80211_registered = 0;
+ } else {
+ iwl4965_down(priv);
}
- set_bit(STATUS_EXIT_PENDING, &priv->status);
-
- iwl4965_down(priv);
-
/* make sure we flush any pending irq or
* tasklet for the driver
*/
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 9bd61809129f..80f2f84defa8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -28,7 +28,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <net/mac80211.h>
struct iwl_priv; /* FIXME: remove */
@@ -593,12 +592,11 @@ static void iwlcore_free_geos(struct iwl_priv *priv)
clear_bit(STATUS_GEO_CONFIGURED, &priv->status);
}
-static u8 is_single_rx_stream(struct iwl_priv *priv)
+static bool is_single_rx_stream(struct iwl_priv *priv)
{
return !priv->current_ht_config.is_ht ||
((priv->current_ht_config.supp_mcs_set[1] == 0) &&
- (priv->current_ht_config.supp_mcs_set[2] == 0)) ||
- priv->ps_mode == IWL_MIMO_PS_STATIC;
+ (priv->current_ht_config.supp_mcs_set[2] == 0));
}
static u8 iwl_is_channel_extension(struct iwl_priv *priv,
@@ -705,33 +703,39 @@ EXPORT_SYMBOL(iwl_set_rxon_ht);
* MIMO (dual stream) requires at least 2, but works better with 3.
* This does not determine *which* chains to use, just how many.
*/
-static int iwlcore_get_rx_chain_counter(struct iwl_priv *priv,
- u8 *idle_state, u8 *rx_state)
+static int iwl_get_active_rx_chain_count(struct iwl_priv *priv)
{
- u8 is_single = is_single_rx_stream(priv);
- u8 is_cam = test_bit(STATUS_POWER_PMI, &priv->status) ? 0 : 1;
+ bool is_single = is_single_rx_stream(priv);
+ bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
/* # of Rx chains to use when expecting MIMO. */
if (is_single || (!is_cam && (priv->ps_mode == IWL_MIMO_PS_STATIC)))
- *rx_state = 2;
+ return 2;
else
- *rx_state = 3;
+ return 3;
+}
+static int iwl_get_idle_rx_chain_count(struct iwl_priv *priv, int active_cnt)
+{
+ int idle_cnt;
+ bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
/* # Rx chains when idling and maybe trying to save power */
switch (priv->ps_mode) {
case IWL_MIMO_PS_STATIC:
case IWL_MIMO_PS_DYNAMIC:
- *idle_state = (is_cam) ? 2 : 1;
+ idle_cnt = (is_cam) ? 2 : 1;
break;
case IWL_MIMO_PS_NONE:
- *idle_state = (is_cam) ? *rx_state : 1;
+ idle_cnt = (is_cam) ? active_cnt : 1;
break;
+ case IWL_MIMO_PS_INVALID:
default:
- *idle_state = 1;
+ IWL_ERROR("invalide mimo ps mode %d\n", priv->ps_mode);
+ WARN_ON(1);
+ idle_cnt = -1;
break;
}
-
- return 0;
+ return idle_cnt;
}
/**
@@ -742,34 +746,44 @@ static int iwlcore_get_rx_chain_counter(struct iwl_priv *priv,
*/
void iwl_set_rxon_chain(struct iwl_priv *priv)
{
- u8 is_single = is_single_rx_stream(priv);
- u8 idle_state, rx_state;
-
- priv->staging_rxon.rx_chain = 0;
- rx_state = idle_state = 3;
+ bool is_single = is_single_rx_stream(priv);
+ bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
+ u8 idle_rx_cnt, active_rx_cnt;
+ u16 rx_chain;
/* Tell uCode which antennas are actually connected.
* Before first association, we assume all antennas are connected.
* Just after first association, iwl_chain_noise_calibration()
* checks which antennas actually *are* connected. */
- priv->staging_rxon.rx_chain |=
- cpu_to_le16(priv->hw_params.valid_rx_ant <<
- RXON_RX_CHAIN_VALID_POS);
+ rx_chain = priv->hw_params.valid_rx_ant << RXON_RX_CHAIN_VALID_POS;
/* How many receivers should we use? */
- iwlcore_get_rx_chain_counter(priv, &idle_state, &rx_state);
- priv->staging_rxon.rx_chain |=
- cpu_to_le16(rx_state << RXON_RX_CHAIN_MIMO_CNT_POS);
- priv->staging_rxon.rx_chain |=
- cpu_to_le16(idle_state << RXON_RX_CHAIN_CNT_POS);
-
- if (!is_single && (rx_state >= 2) &&
- !test_bit(STATUS_POWER_PMI, &priv->status))
+ active_rx_cnt = iwl_get_active_rx_chain_count(priv);
+ idle_rx_cnt = iwl_get_idle_rx_chain_count(priv, active_rx_cnt);
+
+ /* correct rx chain count accoridng hw settings */
+ if (priv->hw_params.rx_chains_num < active_rx_cnt)
+ active_rx_cnt = priv->hw_params.rx_chains_num;
+
+ if (priv->hw_params.rx_chains_num < idle_rx_cnt)
+ idle_rx_cnt = priv->hw_params.rx_chains_num;
+
+ rx_chain |= active_rx_cnt << RXON_RX_CHAIN_MIMO_CNT_POS;
+ rx_chain |= idle_rx_cnt << RXON_RX_CHAIN_CNT_POS;
+
+ priv->staging_rxon.rx_chain = cpu_to_le16(rx_chain);
+
+ if (!is_single && (active_rx_cnt >= 2) && is_cam)
priv->staging_rxon.rx_chain |= RXON_RX_CHAIN_MIMO_FORCE_MSK;
else
priv->staging_rxon.rx_chain &= ~RXON_RX_CHAIN_MIMO_FORCE_MSK;
- IWL_DEBUG_ASSOC("rx chain %X\n", priv->staging_rxon.rx_chain);
+ IWL_DEBUG_ASSOC("rx_chain=0x%Xi active=%d idle=%d\n",
+ priv->staging_rxon.rx_chain,
+ active_rx_cnt, idle_rx_cnt);
+
+ WARN_ON(active_rx_cnt == 0 || idle_rx_cnt == 0 ||
+ active_rx_cnt < idle_rx_cnt);
}
EXPORT_SYMBOL(iwl_set_rxon_chain);
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index c19db438306c..cdfb343c7ec6 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -412,7 +412,6 @@ struct iwl_ht_info {
/* self configuration data */
u8 is_ht;
u8 supported_chan_width;
- u16 tx_mimo_ps_mode;
u8 is_green_field;
u8 sgf; /* HT_SHORT_GI_* short guard interval */
u8 max_amsdu_size;
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
index bce53830b301..37155755efc5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
@@ -63,7 +63,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <net/mac80211.h>
@@ -146,7 +145,7 @@ int iwlcore_eeprom_verify_signature(struct iwl_priv *priv)
{
u32 gp = iwl_read32(priv, CSR_EEPROM_GP);
if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
+ IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp);
return -ENOENT;
}
return 0;
@@ -227,7 +226,7 @@ int iwl_eeprom_init(struct iwl_priv *priv)
ret = priv->cfg->ops->lib->eeprom_ops.verify_signature(priv);
if (ret < 0) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
+ IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp);
ret = -ENOENT;
goto err;
}
@@ -254,7 +253,7 @@ int iwl_eeprom_init(struct iwl_priv *priv)
}
if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) {
- IWL_ERROR("Time out reading EEPROM[%d]", addr);
+ IWL_ERROR("Time out reading EEPROM[%d]\n", addr);
ret = -ETIMEDOUT;
goto done;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-fh.h b/drivers/net/wireless/iwlwifi/iwl-fh.h
index 944642450d3d..cd11c0ca2991 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fh.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fh.h
@@ -287,6 +287,7 @@
#define FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE (0x01000000)
+#define FH_MEM_TFDIB_REG1_ADDR_BITSHIFT 28
/**
* Transmit DMA Channel Control/Status Registers (TCSR)
diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
index 6512834bb916..2eb03eea1908 100644
--- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c
+++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
@@ -28,7 +28,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <net/mac80211.h>
#include "iwl-dev.h" /* FIXME: remove */
diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c
index cb11c4a4d691..4eee1b163cd2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-led.c
@@ -27,7 +27,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 028e3053c0ca..a099c9e30e55 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -29,7 +29,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <net/mac80211.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-rfkill.c b/drivers/net/wireless/iwlwifi/iwl-rfkill.c
index e5e5846e9f25..5d642298f04c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rfkill.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rfkill.c
@@ -27,7 +27,6 @@
*****************************************************************************/
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <net/mac80211.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index f3f6ea49fdd2..e81bfc42a7cb 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -1173,7 +1173,10 @@ void iwl_rx_reply_rx(struct iwl_priv *priv,
rx_status.antenna = 0;
rx_status.flag = 0;
- rx_status.flag |= RX_FLAG_TSFT;
+
+ /* TSF isn't reliable. In order to allow smooth user experience,
+ * this W/A doesn't propagate it to the mac80211 */
+ /*rx_status.flag |= RX_FLAG_TSFT;*/
if ((unlikely(rx_start->cfg_phy_cnt > 20))) {
IWL_DEBUG_DROP("dsp size out of range [0,20]: %d/n",
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 9bb6adb28b73..6c8ac3a87d54 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -421,7 +421,7 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv,
else
scan_ch->type = SCAN_CHANNEL_TYPE_ACTIVE;
- if ((scan_ch->type & SCAN_CHANNEL_TYPE_ACTIVE) && n_probes)
+ if (n_probes)
scan_ch->type |= IWL_SCAN_PROBE_MASK(n_probes);
scan_ch->active_dwell = cpu_to_le16(active_dwell);
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index 60a6e0106036..6283a3a707f5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -207,7 +207,7 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
case WLAN_HT_CAP_MIMO_PS_DISABLED:
break;
default:
- IWL_WARNING("Invalid MIMO PS mode %d", mimo_ps_mode);
+ IWL_WARNING("Invalid MIMO PS mode %d\n", mimo_ps_mode);
break;
}
@@ -969,7 +969,7 @@ int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
return priv->hw_params.bcast_sta_id;
default:
- IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
+ IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode);
return priv->hw_params.bcast_sta_id;
}
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 4108c7c8f00f..78b1a7a4ca40 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -402,12 +402,11 @@ static int iwl_hw_tx_queue_init(struct iwl_priv *priv,
/**
* iwl_tx_queue_init - Allocate and initialize one tx/cmd queue
*/
-static int iwl_tx_queue_init(struct iwl_priv *priv,
- struct iwl_tx_queue *txq,
+static int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
int slots_num, u32 txq_id)
{
int i, len;
- int rc = 0;
+ int ret;
/*
* Alloc buffer array for commands (Tx or other types of commands).
@@ -426,19 +425,16 @@ static int iwl_tx_queue_init(struct iwl_priv *priv,
continue;
}
- txq->cmd[i] = kmalloc(len, GFP_KERNEL | GFP_DMA);
+ txq->cmd[i] = kmalloc(len, GFP_KERNEL);
if (!txq->cmd[i])
- return -ENOMEM;
+ goto err;
}
/* Alloc driver data array and TFD circular buffer */
- rc = iwl_tx_queue_alloc(priv, txq, txq_id);
- if (rc) {
- for (i = 0; i < slots_num; i++)
- kfree(txq->cmd[i]);
+ ret = iwl_tx_queue_alloc(priv, txq, txq_id);
+ if (ret)
+ goto err;
- return -ENOMEM;
- }
txq->need_update = 0;
/* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise
@@ -452,6 +448,17 @@ static int iwl_tx_queue_init(struct iwl_priv *priv,
iwl_hw_tx_queue_init(priv, txq);
return 0;
+err:
+ for (i = 0; i < slots_num; i++) {
+ kfree(txq->cmd[i]);
+ txq->cmd[i] = NULL;
+ }
+
+ if (txq_id == IWL_CMD_QUEUE_NUM) {
+ kfree(txq->cmd[slots_num]);
+ txq->cmd[slots_num] = NULL;
+ }
+ return -ENOMEM;
}
/**
* iwl_hw_txq_ctx_free - Free TXQ Context
@@ -493,7 +500,7 @@ int iwl_txq_ctx_reset(struct iwl_priv *priv)
/* Alloc keep-warm buffer */
ret = iwl_kw_alloc(priv);
if (ret) {
- IWL_ERROR("Keep Warm allocation failed");
+ IWL_ERROR("Keep Warm allocation failed\n");
goto error_kw;
}
spin_lock_irqsave(&priv->lock, flags);
@@ -1463,7 +1470,7 @@ void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn);
if (scd_flow >= priv->hw_params.max_txq_num) {
- IWL_ERROR("BUG_ON scd_flow is bigger than number of queues");
+ IWL_ERROR("BUG_ON scd_flow is bigger than number of queues\n");
return;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 444847ab1b5a..b775d5bab668 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -29,7 +29,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
@@ -1558,7 +1557,7 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv)
BUILD_BUG_ON(sizeof(priv->eeprom) != IWL_EEPROM_IMAGE_SIZE);
if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
+ IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp);
return -ENOENT;
}
@@ -1583,7 +1582,7 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv)
}
if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) {
- IWL_ERROR("Time out reading EEPROM[%d]", addr);
+ IWL_ERROR("Time out reading EEPROM[%d]\n", addr);
return -ETIMEDOUT;
}
e[addr / 2] = le16_to_cpu((__force __le16)(r >> 16));
@@ -2507,7 +2506,7 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h
return priv->hw_setting.bcast_sta_id;
default:
- IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
+ IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode);
return priv->hw_setting.bcast_sta_id;
}
}