Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem

9 files changed, 24 insertions, 34 deletions

diff --git a/drivers/net/wireless/iwlwifi/dvm/agn.h b/drivers/net/wireless/iwlwifi/dvm/agn.h
index e575b9b0cda..48545ab0031 100644
--- a/drivers/net/wireless/iwlwifi/dvm/agn.h
+++ b/drivers/net/wireless/iwlwifi/dvm/agn.h
@@ -172,7 +172,7 @@ int iwl_calib_set(struct iwl_priv *priv,
 		  const struct iwl_calib_hdr *cmd, int len);
 void iwl_calib_free_results(struct iwl_priv *priv);
 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
-			    char **buf, bool display);
+			    char **buf);
 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 
 /* lib */
diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c
index 7b8178be119..d5329489245 100644
--- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c
@@ -2237,15 +2237,13 @@ static ssize_t iwl_dbgfs_log_event_read(struct file *file,
 					 size_t count, loff_t *ppos)
 {
 	struct iwl_priv *priv = file->private_data;
-	char *buf;
-	int pos = 0;
-	ssize_t ret = -ENOMEM;
+	char *buf = NULL;
+	ssize_t ret;
 
-	ret = pos = iwl_dump_nic_event_log(priv, true, &buf, true);
-	if (buf) {
-		ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
-		kfree(buf);
-	}
+	ret = iwl_dump_nic_event_log(priv, true, &buf);
+	if (ret > 0)
+		ret = simple_read_from_buffer(user_buf, count, ppos, buf, ret);
+	kfree(buf);
 	return ret;
 }
 
@@ -2269,7 +2267,7 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file,
 	if (sscanf(buf, "%d", &event_log_flag) != 1)
 		return -EFAULT;
 	if (event_log_flag == 1)
-		iwl_dump_nic_event_log(priv, true, NULL, false);
+		iwl_dump_nic_event_log(priv, true, NULL);
 
 	return count;
 }
diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c
index b9e3517652d..74d7572e709 100644
--- a/drivers/net/wireless/iwlwifi/dvm/main.c
+++ b/drivers/net/wireless/iwlwifi/dvm/main.c
@@ -1795,7 +1795,7 @@ static int iwl_print_last_event_logs(struct iwl_priv *priv, u32 capacity,
 #define DEFAULT_DUMP_EVENT_LOG_ENTRIES (20)
 
 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
-			    char **buf, bool display)
+			    char **buf)
 {
 	u32 base;       /* SRAM byte address of event log header */
 	u32 capacity;   /* event log capacity in # entries */
@@ -1866,7 +1866,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 		size);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (display) {
+	if (buf) {
 		if (full_log)
 			bufsz = capacity * 48;
 		else
@@ -1962,7 +1962,7 @@ static void iwl_nic_error(struct iwl_op_mode *op_mode)
 		priv->fw->fw_version);
 
 	iwl_dump_nic_error_log(priv);
-	iwl_dump_nic_event_log(priv, false, NULL, false);
+	iwl_dump_nic_event_log(priv, false, NULL);
 
 	iwlagn_fw_error(priv, false);
 }
diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c
index b775769f832..db183b44e03 100644
--- a/drivers/net/wireless/iwlwifi/dvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/dvm/sta.c
@@ -695,6 +695,7 @@ void iwl_clear_ucode_stations(struct iwl_priv *priv,
 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 {
 	struct iwl_addsta_cmd sta_cmd;
+	static const struct iwl_link_quality_cmd zero_lq = {};
 	struct iwl_link_quality_cmd lq;
 	int i;
 	bool found = false;
@@ -733,7 +734,9 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 				else
 					memcpy(&lq, priv->stations[i].lq,
 					       sizeof(struct iwl_link_quality_cmd));
-				send_lq = true;
+
+				if (!memcmp(&lq, &zero_lq, sizeof(lq)))
+					send_lq = true;
 			}
 			spin_unlock_bh(&priv->sta_lock);
 			ret = iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index fe031608fd9..dd158ec571f 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -207,7 +207,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 
 	hw->wiphy->hw_version = mvm->trans->hw_id;
 
-	if (iwlwifi_mod_params.power_save)
+	if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM)
 		hw->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
 	else
 		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
diff --git a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
index 0f0b44eabd9..a28a1d1f23e 100644
--- a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
@@ -153,11 +153,6 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
 	cmd->ci.ctrl_pos = iwl_mvm_get_ctrl_pos(chandef);
 
 	/* Set rx the chains */
-
-	/* TODO:
-	 * Need to add on chain noise calibration limitations, and
-	 * BT coex considerations.
-	 */
 	idle_cnt = chains_static;
 	active_cnt = chains_dynamic;
 
diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c
index 9395ab2a1af..ed77e437aac 100644
--- a/drivers/net/wireless/iwlwifi/mvm/power.c
+++ b/drivers/net/wireless/iwlwifi/mvm/power.c
@@ -111,8 +111,7 @@ void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 	 */
 	cmd->keep_alive_seconds = POWER_KEEP_ALIVE_PERIOD_SEC;
 
-	if ((iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) ||
-	    !iwlwifi_mod_params.power_save)
+	if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM)
 		return;
 
 	cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK);
@@ -146,14 +145,8 @@ void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 	keep_alive = DIV_ROUND_UP(keep_alive, MSEC_PER_SEC);
 	cmd->keep_alive_seconds = keep_alive;
 
-	if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_LP) {
-		/* TODO: Also for D3 (device sleep / WoWLAN) */
-		cmd->rx_data_timeout = cpu_to_le32(10 * USEC_PER_MSEC);
-		cmd->tx_data_timeout = cpu_to_le32(10 * USEC_PER_MSEC);
-	} else {
-		cmd->rx_data_timeout = cpu_to_le32(100 * USEC_PER_MSEC);
-		cmd->tx_data_timeout = cpu_to_le32(100 * USEC_PER_MSEC);
-	}
+	cmd->rx_data_timeout = cpu_to_le32(100 * USEC_PER_MSEC);
+	cmd->tx_data_timeout = cpu_to_le32(100 * USEC_PER_MSEC);
 }
 
 int iwl_mvm_power_update_mode(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
@@ -177,8 +170,7 @@ int iwl_mvm_power_disable(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 	if (vif->type != NL80211_IFTYPE_STATION || vif->p2p)
 		return 0;
 
-	if ((iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM) &&
-	    iwlwifi_mod_params.power_save)
+	if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM)
 		cmd.flags |= cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK);
 
 	iwl_mvm_power_log(mvm, &cmd);
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index 0cc8d8c0d39..687b34e387a 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -253,8 +253,9 @@ int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 u8 first_antenna(u8 mask)
 {
 	BUILD_BUG_ON(ANT_A != BIT(0)); /* using ffs is wrong if not */
-	WARN_ON_ONCE(!mask); /* ffs will return 0 if mask is zeroed */
-	return (u8)(BIT(ffs(mask)));
+	if (WARN_ON_ONCE(!mask)) /* ffs will return 0 if mask is zeroed */
+		return BIT(0);
+	return BIT(ffs(mask) - 1);
 }
 
 /*
diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
index 0016bb24b3d..8cb53ec2b77 100644
--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
@@ -256,6 +256,7 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
 
 /* 7000 Series */
 	{IWL_PCI_DEVICE(0x08B1, 0x4070, iwl7260_2ac_cfg)},
+	{IWL_PCI_DEVICE(0x08B1, 0x4062, iwl7260_2ac_cfg)},
 	{IWL_PCI_DEVICE(0x08B1, 0xC070, iwl7260_2ac_cfg)},
 	{IWL_PCI_DEVICE(0x08B3, 0x0070, iwl3160_ac_cfg)},
 	{IWL_PCI_DEVICE(0x08B3, 0x8070, iwl3160_ac_cfg)},