1 files changed, 163 insertions, 193 deletions

diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index e812db8b695c..4da19ed0f078 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -49,7 +49,7 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv,
 	unsigned long flags;
 
 	dev_err(adapter->dev, "CMD_RESP: cmd %#x error, result=%#x\n",
-			resp->command, resp->result);
+		resp->command, resp->result);
 
 	if (adapter->curr_cmd->wait_q_enabled)
 		adapter->cmd_wait_q.status = -1;
@@ -57,13 +57,13 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv,
 	switch (le16_to_cpu(resp->command)) {
 	case HostCmd_CMD_802_11_PS_MODE_ENH:
 		pm = &resp->params.psmode_enh;
-		dev_err(adapter->dev, "PS_MODE_ENH cmd failed: "
-					"result=0x%x action=0x%X\n",
-				resp->result, le16_to_cpu(pm->action));
+		dev_err(adapter->dev,
+			"PS_MODE_ENH cmd failed: result=0x%x action=0x%X\n",
+			resp->result, le16_to_cpu(pm->action));
 		/* We do not re-try enter-ps command in ad-hoc mode. */
 		if (le16_to_cpu(pm->action) == EN_AUTO_PS &&
-			(le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) &&
-				priv->bss_mode == NL80211_IFTYPE_ADHOC)
+		    (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) &&
+		    priv->bss_mode == NL80211_IFTYPE_ADHOC)
 			adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
 
 		break;
@@ -123,7 +123,7 @@ static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv,
 					struct mwifiex_ds_get_signal *signal)
 {
 	struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp =
-		&resp->params.rssi_info_rsp;
+						&resp->params.rssi_info_rsp;
 
 	priv->data_rssi_last = le16_to_cpu(rssi_info_rsp->data_rssi_last);
 	priv->data_nf_last = le16_to_cpu(rssi_info_rsp->data_nf_last);
@@ -191,8 +191,8 @@ static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv,
 	u32 ul_temp;
 
 	dev_dbg(priv->adapter->dev, "info: SNMP_RESP: oid value = %#x,"
-			" query_type = %#x, buf size = %#x\n",
-			oid, query_type, le16_to_cpu(smib->buf_size));
+		" query_type = %#x, buf size = %#x\n",
+		oid, query_type, le16_to_cpu(smib->buf_size));
 	if (query_type == HostCmd_ACT_GEN_GET) {
 		ul_temp = le16_to_cpu(*((__le16 *) (smib->value)));
 		if (data_buf)
@@ -210,6 +210,9 @@ static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv,
 			dev_dbg(priv->adapter->dev,
 				"info: SNMP_RESP: TxRetryCount=%u\n", ul_temp);
 			break;
+		case DTIM_PERIOD_I:
+			dev_dbg(priv->adapter->dev,
+				"info: SNMP_RESP: DTIM period=%u\n", ul_temp);
 		default:
 			break;
 		}
@@ -324,31 +327,26 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
 					  HostCmd_CMD_802_11_TX_RATE_QUERY,
 					  HostCmd_ACT_GEN_GET, 0, NULL);
 
-	if (ds_rate) {
-		if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) {
-			if (priv->is_data_rate_auto) {
-				ds_rate->is_rate_auto = 1;
-			} else {
-				ds_rate->rate = mwifiex_get_rate_index(priv->
-							       bitmap_rates,
-							       sizeof(priv->
-							       bitmap_rates));
-				if (ds_rate->rate >=
-				    MWIFIEX_RATE_BITMAP_OFDM0
-				    && ds_rate->rate <=
-				    MWIFIEX_RATE_BITMAP_OFDM7)
-					ds_rate->rate -=
-						(MWIFIEX_RATE_BITMAP_OFDM0 -
-						 MWIFIEX_RATE_INDEX_OFDM0);
-				if (ds_rate->rate >=
-				    MWIFIEX_RATE_BITMAP_MCS0
-				    && ds_rate->rate <=
-				    MWIFIEX_RATE_BITMAP_MCS127)
-					ds_rate->rate -=
-						(MWIFIEX_RATE_BITMAP_MCS0 -
-						 MWIFIEX_RATE_INDEX_MCS0);
-			}
-		}
+	if (!ds_rate)
+		return ret;
+
+	if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) {
+		if (priv->is_data_rate_auto) {
+			ds_rate->is_rate_auto = 1;
+		return ret;
+	}
+	ds_rate->rate = mwifiex_get_rate_index(priv->bitmap_rates,
+					       sizeof(priv->bitmap_rates));
+
+	if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_OFDM0 &&
+	    ds_rate->rate <= MWIFIEX_RATE_BITMAP_OFDM7)
+		ds_rate->rate -= (MWIFIEX_RATE_BITMAP_OFDM0 -
+				  MWIFIEX_RATE_INDEX_OFDM0);
+
+	if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_MCS0 &&
+	    ds_rate->rate <= MWIFIEX_RATE_BITMAP_MCS127)
+		ds_rate->rate -= (MWIFIEX_RATE_BITMAP_MCS0 -
+				  MWIFIEX_RATE_INDEX_MCS0);
 	}
 
 	return ret;
@@ -366,34 +364,32 @@ static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf)
 	struct mwifiex_types_power_group *pg_tlv_hdr;
 	struct mwifiex_power_group *pg;
 
-	if (data_buf) {
-		pg_tlv_hdr =
-			(struct mwifiex_types_power_group *) ((u8 *) data_buf
-					+ sizeof(struct host_cmd_ds_txpwr_cfg));
-		pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr +
-				sizeof(struct mwifiex_types_power_group));
-		length = pg_tlv_hdr->length;
-		if (length > 0) {
+	if (!data_buf)
+		return -1;
+
+	pg_tlv_hdr = (struct mwifiex_types_power_group *)
+		((u8 *) data_buf + sizeof(struct host_cmd_ds_txpwr_cfg));
+	pg = (struct mwifiex_power_group *)
+		((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group));
+	length = pg_tlv_hdr->length;
+	if (length > 0) {
+		max_power = pg->power_max;
+		min_power = pg->power_min;
+		length -= sizeof(struct mwifiex_power_group);
+	}
+	while (length) {
+		pg++;
+		if (max_power < pg->power_max)
 			max_power = pg->power_max;
-			min_power = pg->power_min;
-			length -= sizeof(struct mwifiex_power_group);
-		}
-		while (length) {
-			pg++;
-			if (max_power < pg->power_max)
-				max_power = pg->power_max;
 
-			if (min_power > pg->power_min)
-				min_power = pg->power_min;
+		if (min_power > pg->power_min)
+			min_power = pg->power_min;
 
-			length -= sizeof(struct mwifiex_power_group);
-		}
-		if (pg_tlv_hdr->length > 0) {
-			priv->min_tx_power_level = (u8) min_power;
-			priv->max_tx_power_level = (u8) max_power;
-		}
-	} else {
-		return -1;
+		length -= sizeof(struct mwifiex_power_group);
+	}
+	if (pg_tlv_hdr->length > 0) {
+		priv->min_tx_power_level = (u8) min_power;
+		priv->max_tx_power_level = (u8) max_power;
 	}
 
 	return 0;
@@ -417,42 +413,38 @@ static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv,
 
 	switch (action) {
 	case HostCmd_ACT_GEN_GET:
-		{
-			pg_tlv_hdr =
-				(struct mwifiex_types_power_group *) ((u8 *)
-						txp_cfg +
-						sizeof
-						(struct
-						 host_cmd_ds_txpwr_cfg));
-			pg = (struct mwifiex_power_group *) ((u8 *)
-						pg_tlv_hdr +
-						sizeof(struct
-						mwifiex_types_power_group));
-			if (adapter->hw_status ==
-			    MWIFIEX_HW_STATUS_INITIALIZING)
-				mwifiex_get_power_level(priv, txp_cfg);
-			priv->tx_power_level = (u16) pg->power_min;
-			break;
-		}
+		pg_tlv_hdr = (struct mwifiex_types_power_group *)
+			((u8 *) txp_cfg +
+			 sizeof(struct host_cmd_ds_txpwr_cfg));
+
+		pg = (struct mwifiex_power_group *)
+			((u8 *) pg_tlv_hdr +
+			 sizeof(struct mwifiex_types_power_group));
+
+		if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING)
+			mwifiex_get_power_level(priv, txp_cfg);
+
+		priv->tx_power_level = (u16) pg->power_min;
+		break;
+
 	case HostCmd_ACT_GEN_SET:
-		if (le32_to_cpu(txp_cfg->mode)) {
-			pg_tlv_hdr =
-				(struct mwifiex_types_power_group *) ((u8 *)
-						txp_cfg +
-						sizeof
-						(struct
-						 host_cmd_ds_txpwr_cfg));
-			pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr
-						+
-						sizeof(struct
-						mwifiex_types_power_group));
-			if (pg->power_max == pg->power_min)
-				priv->tx_power_level = (u16) pg->power_min;
-		}
+		if (!le32_to_cpu(txp_cfg->mode))
+			break;
+
+		pg_tlv_hdr = (struct mwifiex_types_power_group *)
+			((u8 *) txp_cfg +
+			 sizeof(struct host_cmd_ds_txpwr_cfg));
+
+		pg = (struct mwifiex_power_group *)
+			((u8 *) pg_tlv_hdr +
+			 sizeof(struct mwifiex_types_power_group));
+
+		if (pg->power_max == pg->power_min)
+			priv->tx_power_level = (u16) pg->power_min;
 		break;
 	default:
 		dev_err(adapter->dev, "CMD_RESP: unknown cmd action %d\n",
-				action);
+			action);
 		return 0;
 	}
 	dev_dbg(adapter->dev,
@@ -472,7 +464,7 @@ static int mwifiex_ret_802_11_mac_address(struct mwifiex_private *priv,
 					  struct host_cmd_ds_command *resp)
 {
 	struct host_cmd_ds_802_11_mac_address *cmd_mac_addr =
-		&resp->params.mac_addr;
+							&resp->params.mac_addr;
 
 	memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN);
 
@@ -557,7 +549,7 @@ static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv,
 					   struct host_cmd_ds_command *resp)
 {
 	struct host_cmd_ds_802_11_key_material *key =
-		&resp->params.key_material;
+						&resp->params.key_material;
 
 	if (le16_to_cpu(key->action) == HostCmd_ACT_GEN_SET) {
 		if ((le16_to_cpu(key->key_param_set.key_info) & KEY_MCAST)) {
@@ -588,17 +580,18 @@ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv,
 	u16 action = le16_to_cpu(domain_info->action);
 	u8 no_of_triplet;
 
-	no_of_triplet = (u8) ((le16_to_cpu(domain->header.len) -
-					IEEE80211_COUNTRY_STRING_LEN) /
-				sizeof(struct ieee80211_country_ie_triplet));
+	no_of_triplet = (u8) ((le16_to_cpu(domain->header.len)
+				- IEEE80211_COUNTRY_STRING_LEN)
+			      / sizeof(struct ieee80211_country_ie_triplet));
 
-	dev_dbg(priv->adapter->dev, "info: 11D Domain Info Resp:"
-			" no_of_triplet=%d\n", no_of_triplet);
+	dev_dbg(priv->adapter->dev,
+		"info: 11D Domain Info Resp: no_of_triplet=%d\n",
+		no_of_triplet);
 
 	if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) {
 		dev_warn(priv->adapter->dev,
-			"11D: invalid number of triplets %d "
-			"returned!!\n", no_of_triplet);
+			 "11D: invalid number of triplets %d returned\n",
+			 no_of_triplet);
 		return -1;
 	}
 
@@ -632,8 +625,8 @@ static int mwifiex_ret_802_11_rf_channel(struct mwifiex_private *priv,
 
 	if (priv->curr_bss_params.bss_descriptor.channel != new_channel) {
 		dev_dbg(priv->adapter->dev, "cmd: Channel Switch: %d to %d\n",
-		       priv->curr_bss_params.bss_descriptor.channel,
-		       new_channel);
+			priv->curr_bss_params.bss_descriptor.channel,
+			new_channel);
 		/* Update the channel again */
 		priv->curr_bss_params.bss_descriptor.channel = new_channel;
 	}
@@ -676,90 +669,70 @@ static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp,
 {
 	struct mwifiex_ds_reg_rw *reg_rw;
 	struct mwifiex_ds_read_eeprom *eeprom;
+	union reg {
+		struct host_cmd_ds_mac_reg_access *mac;
+		struct host_cmd_ds_bbp_reg_access *bbp;
+		struct host_cmd_ds_rf_reg_access *rf;
+		struct host_cmd_ds_pmic_reg_access *pmic;
+		struct host_cmd_ds_802_11_eeprom_access *eeprom;
+	} r;
+
+	if (!data_buf)
+		return 0;
 
-	if (data_buf) {
-		reg_rw = data_buf;
-		eeprom = data_buf;
-		switch (type) {
-		case HostCmd_CMD_MAC_REG_ACCESS:
-			{
-				struct host_cmd_ds_mac_reg_access *reg;
-				reg = (struct host_cmd_ds_mac_reg_access *)
-					&resp->params.mac_reg;
-				reg_rw->offset = cpu_to_le32(
-					(u32) le16_to_cpu(reg->offset));
-				reg_rw->value = reg->value;
-				break;
-			}
-		case HostCmd_CMD_BBP_REG_ACCESS:
-			{
-				struct host_cmd_ds_bbp_reg_access *reg;
-				reg = (struct host_cmd_ds_bbp_reg_access *)
-					&resp->params.bbp_reg;
-				reg_rw->offset = cpu_to_le32(
-					(u32) le16_to_cpu(reg->offset));
-				reg_rw->value = cpu_to_le32((u32) reg->value);
-				break;
-			}
-
-		case HostCmd_CMD_RF_REG_ACCESS:
-			{
-				struct host_cmd_ds_rf_reg_access *reg;
-				reg = (struct host_cmd_ds_rf_reg_access *)
-					&resp->params.rf_reg;
-				reg_rw->offset = cpu_to_le32(
-					(u32) le16_to_cpu(reg->offset));
-				reg_rw->value = cpu_to_le32((u32) reg->value);
-				break;
-			}
-		case HostCmd_CMD_PMIC_REG_ACCESS:
-			{
-				struct host_cmd_ds_pmic_reg_access *reg;
-				reg = (struct host_cmd_ds_pmic_reg_access *)
-					&resp->params.pmic_reg;
-				reg_rw->offset = cpu_to_le32(
-					(u32) le16_to_cpu(reg->offset));
-				reg_rw->value = cpu_to_le32((u32) reg->value);
-				break;
-			}
-		case HostCmd_CMD_CAU_REG_ACCESS:
-			{
-				struct host_cmd_ds_rf_reg_access *reg;
-				reg = (struct host_cmd_ds_rf_reg_access *)
-					&resp->params.rf_reg;
-				reg_rw->offset = cpu_to_le32(
-					(u32) le16_to_cpu(reg->offset));
-				reg_rw->value = cpu_to_le32((u32) reg->value);
-				break;
-			}
-		case HostCmd_CMD_802_11_EEPROM_ACCESS:
-			{
-				struct host_cmd_ds_802_11_eeprom_access
-					*cmd_eeprom =
-					(struct host_cmd_ds_802_11_eeprom_access
-					 *) &resp->params.eeprom;
-				pr_debug("info: EEPROM read len=%x\n",
-				       cmd_eeprom->byte_count);
-				if (le16_to_cpu(eeprom->byte_count) <
-						le16_to_cpu(
-						cmd_eeprom->byte_count)) {
-					eeprom->byte_count = cpu_to_le16(0);
-					pr_debug("info: EEPROM read "
-							"length is too big\n");
-					return -1;
-				}
-				eeprom->offset = cmd_eeprom->offset;
-				eeprom->byte_count = cmd_eeprom->byte_count;
-				if (le16_to_cpu(eeprom->byte_count) > 0)
-					memcpy(&eeprom->value,
-					       &cmd_eeprom->value,
-					       le16_to_cpu(eeprom->byte_count));
-
-				break;
-			}
-		default:
+	reg_rw = data_buf;
+	eeprom = data_buf;
+	switch (type) {
+	case HostCmd_CMD_MAC_REG_ACCESS:
+		r.mac = (struct host_cmd_ds_mac_reg_access *)
+			&resp->params.mac_reg;
+		reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.mac->offset));
+		reg_rw->value = r.mac->value;
+		break;
+	case HostCmd_CMD_BBP_REG_ACCESS:
+		r.bbp = (struct host_cmd_ds_bbp_reg_access *)
+			&resp->params.bbp_reg;
+		reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.bbp->offset));
+		reg_rw->value = cpu_to_le32((u32) r.bbp->value);
+		break;
+
+	case HostCmd_CMD_RF_REG_ACCESS:
+		r.rf = (struct host_cmd_ds_rf_reg_access *)
+		       &resp->params.rf_reg;
+		reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.rf->offset));
+		reg_rw->value = cpu_to_le32((u32) r.bbp->value);
+		break;
+	case HostCmd_CMD_PMIC_REG_ACCESS:
+		r.pmic = (struct host_cmd_ds_pmic_reg_access *)
+			 &resp->params.pmic_reg;
+		reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.pmic->offset));
+		reg_rw->value = cpu_to_le32((u32) r.pmic->value);
+		break;
+	case HostCmd_CMD_CAU_REG_ACCESS:
+		r.rf = (struct host_cmd_ds_rf_reg_access *)
+		       &resp->params.rf_reg;
+		reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.rf->offset));
+		reg_rw->value = cpu_to_le32((u32) r.rf->value);
+		break;
+	case HostCmd_CMD_802_11_EEPROM_ACCESS:
+		r.eeprom = (struct host_cmd_ds_802_11_eeprom_access *)
+			   &resp->params.eeprom;
+		pr_debug("info: EEPROM read len=%x\n", r.eeprom->byte_count);
+		if (le16_to_cpu(eeprom->byte_count) <
+		    le16_to_cpu(r.eeprom->byte_count)) {
+			eeprom->byte_count = cpu_to_le16(0);
+			pr_debug("info: EEPROM read length is too big\n");
 			return -1;
 		}
+		eeprom->offset = r.eeprom->offset;
+		eeprom->byte_count = r.eeprom->byte_count;
+		if (le16_to_cpu(eeprom->byte_count) > 0)
+			memcpy(&eeprom->value, &r.eeprom->value,
+			       le16_to_cpu(r.eeprom->byte_count));
+
+		break;
+	default:
+		return -1;
 	}
 	return 0;
 }
@@ -775,7 +748,7 @@ static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv,
 					      struct host_cmd_ds_command *resp)
 {
 	struct host_cmd_ds_802_11_ibss_status *ibss_coal_resp =
-		&(resp->params.ibss_coalescing);
+					&(resp->params.ibss_coalescing);
 	u8 zero_mac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 };
 
 	if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET)
@@ -915,20 +888,17 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
 	case HostCmd_CMD_RECONFIGURE_TX_BUFF:
 		adapter->tx_buf_size = (u16) le16_to_cpu(resp->params.
 							     tx_buf.buff_size);
-		adapter->tx_buf_size = (adapter->tx_buf_size /
-						MWIFIEX_SDIO_BLOCK_SIZE) *
-						MWIFIEX_SDIO_BLOCK_SIZE;
+		adapter->tx_buf_size = (adapter->tx_buf_size
+					/ MWIFIEX_SDIO_BLOCK_SIZE)
+				       * MWIFIEX_SDIO_BLOCK_SIZE;
 		adapter->curr_tx_buf_size = adapter->tx_buf_size;
 		dev_dbg(adapter->dev,
 			"cmd: max_tx_buf_size=%d, tx_buf_size=%d\n",
-		       adapter->max_tx_buf_size, adapter->tx_buf_size);
+			adapter->max_tx_buf_size, adapter->tx_buf_size);
 
 		if (adapter->if_ops.update_mp_end_port)
 			adapter->if_ops.update_mp_end_port(adapter,
-					le16_to_cpu(resp->
-						params.
-						tx_buf.
-						mp_end_port));
+				le16_to_cpu(resp->params.tx_buf.mp_end_port));
 		break;
 	case HostCmd_CMD_AMSDU_AGGR_CTRL:
 		ret = mwifiex_ret_amsdu_aggr_ctrl(resp, data_buf);
@@ -956,7 +926,7 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
 		break;
 	default:
 		dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n",
-		       resp->command);
+			resp->command);
 		break;
 	}