summaryrefslogtreecommitdiffstats
path: root/drivers/net
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/8139too.c2
-rw-r--r--drivers/net/wan/hdlc_ppp.c6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-6000.c3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-calib.c12
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom.h4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c31
10 files changed, 48 insertions, 15 deletions
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index d149624b4a44..d0cb372a0f0d 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -1944,7 +1944,7 @@ static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
netif_dbg(tp, rx_status, dev, "%s() status %04x, size %04x, cur %04x\n",
__func__, rx_status, rx_size, cur_rx);
#if RTL8139_DEBUG > 2
- print_dump_hex(KERN_DEBUG, "Frame contents: ",
+ print_hex_dump(KERN_DEBUG, "Frame contents: ",
DUMP_PREFIX_OFFSET, 16, 1,
&rx_ring[ring_offset], 70, true);
#endif
diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c
index b9b9d6b01c0b..941f053e650e 100644
--- a/drivers/net/wan/hdlc_ppp.c
+++ b/drivers/net/wan/hdlc_ppp.c
@@ -628,9 +628,15 @@ static void ppp_stop(struct net_device *dev)
ppp_cp_event(dev, PID_LCP, STOP, 0, 0, 0, NULL);
}
+static void ppp_close(struct net_device *dev)
+{
+ ppp_tx_flush();
+}
+
static struct hdlc_proto proto = {
.start = ppp_start,
.stop = ppp_stop,
+ .close = ppp_close,
.type_trans = ppp_type_trans,
.ioctl = ppp_ioctl,
.netif_rx = ppp_rx,
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index dd03384432f4..3e32693d1c2f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -262,6 +262,7 @@ static struct iwl_lib_ops iwl6000_lib = {
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_REG_BAND_24_HT40_CHANNELS,
+ EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.verify_signature = iwlcore_eeprom_verify_signature,
@@ -328,7 +329,7 @@ static struct iwl_lib_ops iwl6050_lib = {
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
- EEPROM_REG_BAND_24_HT40_CHANNELS,
+ EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.verify_signature = iwlcore_eeprom_verify_signature,
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 0b497d4bc659..310bc6aeb99b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3305,6 +3305,7 @@ static void iwl_cancel_deferred_work(struct iwl_priv *priv)
cancel_delayed_work_sync(&priv->init_alive_start);
cancel_delayed_work(&priv->scan_check);
+ cancel_work_sync(&priv->start_internal_scan);
cancel_delayed_work(&priv->alive_start);
cancel_work_sync(&priv->beacon_update);
del_timer_sync(&priv->statistics_periodic);
diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-calib.c
index 0471c3f8713e..f1fd00b1a65d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-calib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-calib.c
@@ -808,6 +808,18 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
}
}
+ /*
+ * The above algorithm sometimes fails when the ucode
+ * reports 0 for all chains. It's not clear why that
+ * happens to start with, but it is then causing trouble
+ * because this can make us enable more chains than the
+ * hardware really has.
+ *
+ * To be safe, simply mask out any chains that we know
+ * are not on the device.
+ */
+ active_chains &= priv->hw_params.valid_rx_ant;
+
num_tx_chains = 0;
for (i = 0; i < NUM_RX_CHAINS; i++) {
/* loops on all the bits of
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 2a89747d3473..b75808aad1ef 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -2802,7 +2802,6 @@ static void iwl_force_rf_reset(struct iwl_priv *priv)
*/
IWL_DEBUG_INFO(priv, "perform radio reset.\n");
iwl_internal_short_hw_scan(priv);
- return;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index d89755f5031a..6c3f0127f743 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -502,7 +502,7 @@ void iwl_init_scan_params(struct iwl_priv *priv);
int iwl_scan_cancel(struct iwl_priv *priv);
int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
int iwl_mac_hw_scan(struct ieee80211_hw *hw, struct cfg80211_scan_request *req);
-int iwl_internal_short_hw_scan(struct iwl_priv *priv);
+void iwl_internal_short_hw_scan(struct iwl_priv *priv);
int iwl_force_reset(struct iwl_priv *priv, int mode);
u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
const u8 *ie, int ie_len, int left);
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 9466e909f553..b2d94c7c6457 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1264,6 +1264,7 @@ struct iwl_priv {
struct work_struct tt_work;
struct work_struct ct_enter;
struct work_struct ct_exit;
+ struct work_struct start_internal_scan;
struct tasklet_struct irq_tasklet;
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
index cb6d50b78140..ef0e3256eec2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
@@ -203,6 +203,10 @@ struct iwl_eeprom_enhanced_txpwr {
#define EEPROM_REG_BAND_52_HT40_CHANNELS ((0x92)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 22 bytes */
+/* 6000 regulatory - indirect access */
+#define EEPROM_6000_REG_BAND_24_HT40_CHANNELS ((0x80)\
+ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 14 bytes */
+
/* 6000 and up regulatory tx power - indirect access */
/* max. elements per section */
#define EEPROM_MAX_TXPOWER_SECTION_ELEMENTS (8)
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index ae981932ce61..de0446d4bfe9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -470,6 +470,8 @@ EXPORT_SYMBOL(iwl_init_scan_params);
static int iwl_scan_initiate(struct iwl_priv *priv)
{
+ WARN_ON(!mutex_is_locked(&priv->mutex));
+
IWL_DEBUG_INFO(priv, "Starting scan...\n");
set_bit(STATUS_SCANNING, &priv->status);
priv->is_internal_short_scan = false;
@@ -547,24 +549,31 @@ EXPORT_SYMBOL(iwl_mac_hw_scan);
* internal short scan, this function should only been called while associated.
* It will reset and tune the radio to prevent possible RF related problem
*/
-int iwl_internal_short_hw_scan(struct iwl_priv *priv)
+void iwl_internal_short_hw_scan(struct iwl_priv *priv)
{
- int ret = 0;
+ queue_work(priv->workqueue, &priv->start_internal_scan);
+}
+
+static void iwl_bg_start_internal_scan(struct work_struct *work)
+{
+ struct iwl_priv *priv =
+ container_of(work, struct iwl_priv, start_internal_scan);
+
+ mutex_lock(&priv->mutex);
if (!iwl_is_ready_rf(priv)) {
- ret = -EIO;
IWL_DEBUG_SCAN(priv, "not ready or exit pending\n");
- goto out;
+ goto unlock;
}
+
if (test_bit(STATUS_SCANNING, &priv->status)) {
IWL_DEBUG_SCAN(priv, "Scan already in progress.\n");
- ret = -EAGAIN;
- goto out;
+ goto unlock;
}
+
if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) {
IWL_DEBUG_SCAN(priv, "Scan request while abort pending\n");
- ret = -EAGAIN;
- goto out;
+ goto unlock;
}
priv->scan_bands = 0;
@@ -577,9 +586,8 @@ int iwl_internal_short_hw_scan(struct iwl_priv *priv)
set_bit(STATUS_SCANNING, &priv->status);
priv->is_internal_short_scan = true;
queue_work(priv->workqueue, &priv->request_scan);
-
-out:
- return ret;
+ unlock:
+ mutex_unlock(&priv->mutex);
}
#define IWL_SCAN_CHECK_WATCHDOG (7 * HZ)
@@ -963,6 +971,7 @@ void iwl_setup_scan_deferred_work(struct iwl_priv *priv)
INIT_WORK(&priv->scan_completed, iwl_bg_scan_completed);
INIT_WORK(&priv->request_scan, iwl_bg_request_scan);
INIT_WORK(&priv->abort_scan, iwl_bg_abort_scan);
+ INIT_WORK(&priv->start_internal_scan, iwl_bg_start_internal_scan);
INIT_DELAYED_WORK(&priv->scan_check, iwl_bg_scan_check);
}
EXPORT_SYMBOL(iwl_setup_scan_deferred_work);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 05:52:05 +0100