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linux/drivers/net/wireless/mwifiex/sta_cmdresp.c

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/*
* Marvell Wireless LAN device driver: station command response handling
*
* Copyright (C) 2011-2014, Marvell International Ltd.
*
* This software file (the "File") is distributed by Marvell International
* Ltd. under the terms of the GNU General Public License Version 2, June 1991
* (the "License"). You may use, redistribute and/or modify this File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*/
#include "decl.h"
#include "ioctl.h"
#include "util.h"
#include "fw.h"
#include "main.h"
#include "wmm.h"
#include "11n.h"
#include "11ac.h"
/*
* This function handles the command response error case.
*
* For scan response error, the function cancels all the pending
* scan commands and generates an event to inform the applications
* of the scan completion.
*
* For Power Save command failure, we do not retry enter PS
* command in case of Ad-hoc mode.
*
* For all other response errors, the current command buffer is freed
* and returned to the free command queue.
*/
static void
mwifiex_process_cmdresp_error(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct cmd_ctrl_node *cmd_node = NULL, *tmp_node;
struct mwifiex_adapter *adapter = priv->adapter;
struct host_cmd_ds_802_11_ps_mode_enh *pm;
unsigned long flags;
mwifiex_dbg(adapter, ERROR,
"CMD_RESP: cmd %#x error, result=%#x\n",
resp->command, resp->result);
if (adapter->curr_cmd->wait_q_enabled)
adapter->cmd_wait_q.status = -1;
switch (le16_to_cpu(resp->command)) {
case HostCmd_CMD_802_11_PS_MODE_ENH:
pm = &resp->params.psmode_enh;
mwifiex_dbg(adapter, ERROR,
"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)
adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
break;
case HostCmd_CMD_802_11_SCAN:
case HostCmd_CMD_802_11_SCAN_EXT:
/* Cancel all pending scan command */
spin_lock_irqsave(&adapter->scan_pending_q_lock, flags);
list_for_each_entry_safe(cmd_node, tmp_node,
&adapter->scan_pending_q, list) {
list_del(&cmd_node->list);
spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
flags);
mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
spin_lock_irqsave(&adapter->scan_pending_q_lock, flags);
}
spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags);
spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
adapter->scan_processing = false;
spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
break;
case HostCmd_CMD_MAC_CONTROL:
break;
case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
mwifiex_dbg(adapter, MSG,
"SDIO RX single-port aggregation Not support\n");
break;
default:
break;
}
/* Handling errors here */
mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd);
spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
adapter->curr_cmd = NULL;
spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
}
/*
* This function handles the command response of get RSSI info.
*
* Handling includes changing the header fields into CPU format
* and saving the following parameters in driver -
* - Last data and beacon RSSI value
* - Average data and beacon RSSI value
* - Last data and beacon NF value
* - Average data and beacon NF value
*
* The parameters are send to the application as well, along with
* calculated SNR values.
*/
static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp =
&resp->params.rssi_info_rsp;
struct mwifiex_ds_misc_subsc_evt *subsc_evt =
&priv->async_subsc_evt_storage;
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);
priv->data_rssi_avg = le16_to_cpu(rssi_info_rsp->data_rssi_avg);
priv->data_nf_avg = le16_to_cpu(rssi_info_rsp->data_nf_avg);
priv->bcn_rssi_last = le16_to_cpu(rssi_info_rsp->bcn_rssi_last);
priv->bcn_nf_last = le16_to_cpu(rssi_info_rsp->bcn_nf_last);
priv->bcn_rssi_avg = le16_to_cpu(rssi_info_rsp->bcn_rssi_avg);
priv->bcn_nf_avg = le16_to_cpu(rssi_info_rsp->bcn_nf_avg);
if (priv->subsc_evt_rssi_state == EVENT_HANDLED)
return 0;
memset(subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
/* Resubscribe low and high rssi events with new thresholds */
subsc_evt->events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
subsc_evt->action = HostCmd_ACT_BITWISE_SET;
if (priv->subsc_evt_rssi_state == RSSI_LOW_RECVD) {
subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg -
priv->cqm_rssi_hyst);
subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold);
} else if (priv->subsc_evt_rssi_state == RSSI_HIGH_RECVD) {
subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold);
subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg +
priv->cqm_rssi_hyst);
}
subsc_evt->bcn_l_rssi_cfg.evt_freq = 1;
subsc_evt->bcn_h_rssi_cfg.evt_freq = 1;
priv->subsc_evt_rssi_state = EVENT_HANDLED;
mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
0, 0, subsc_evt, false);
return 0;
}
/*
* This function handles the command response of set/get SNMP
* MIB parameters.
*
* Handling includes changing the header fields into CPU format
* and saving the parameter in driver.
*
* The following parameters are supported -
* - Fragmentation threshold
* - RTS threshold
* - Short retry limit
*/
static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp,
u32 *data_buf)
{
struct host_cmd_ds_802_11_snmp_mib *smib = &resp->params.smib;
u16 oid = le16_to_cpu(smib->oid);
u16 query_type = le16_to_cpu(smib->query_type);
u32 ul_temp;
mwifiex_dbg(priv->adapter, INFO,
"info: SNMP_RESP: oid value = %#x,\t"
"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)
*data_buf = ul_temp;
switch (oid) {
case FRAG_THRESH_I:
mwifiex_dbg(priv->adapter, INFO,
"info: SNMP_RESP: FragThsd =%u\n",
ul_temp);
break;
case RTS_THRESH_I:
mwifiex_dbg(priv->adapter, INFO,
"info: SNMP_RESP: RTSThsd =%u\n",
ul_temp);
break;
case SHORT_RETRY_LIM_I:
mwifiex_dbg(priv->adapter, INFO,
"info: SNMP_RESP: TxRetryCount=%u\n",
ul_temp);
break;
case DTIM_PERIOD_I:
mwifiex_dbg(priv->adapter, INFO,
"info: SNMP_RESP: DTIM period=%u\n",
ul_temp);
default:
break;
}
}
return 0;
}
/*
* This function handles the command response of get log request
*
* Handling includes changing the header fields into CPU format
* and sending the received parameters to application.
*/
static int mwifiex_ret_get_log(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp,
struct mwifiex_ds_get_stats *stats)
{
struct host_cmd_ds_802_11_get_log *get_log =
&resp->params.get_log;
if (stats) {
stats->mcast_tx_frame = le32_to_cpu(get_log->mcast_tx_frame);
stats->failed = le32_to_cpu(get_log->failed);
stats->retry = le32_to_cpu(get_log->retry);
stats->multi_retry = le32_to_cpu(get_log->multi_retry);
stats->frame_dup = le32_to_cpu(get_log->frame_dup);
stats->rts_success = le32_to_cpu(get_log->rts_success);
stats->rts_failure = le32_to_cpu(get_log->rts_failure);
stats->ack_failure = le32_to_cpu(get_log->ack_failure);
stats->rx_frag = le32_to_cpu(get_log->rx_frag);
stats->mcast_rx_frame = le32_to_cpu(get_log->mcast_rx_frame);
stats->fcs_error = le32_to_cpu(get_log->fcs_error);
stats->tx_frame = le32_to_cpu(get_log->tx_frame);
stats->wep_icv_error[0] =
le32_to_cpu(get_log->wep_icv_err_cnt[0]);
stats->wep_icv_error[1] =
le32_to_cpu(get_log->wep_icv_err_cnt[1]);
stats->wep_icv_error[2] =
le32_to_cpu(get_log->wep_icv_err_cnt[2]);
stats->wep_icv_error[3] =
le32_to_cpu(get_log->wep_icv_err_cnt[3]);
stats->bcn_rcv_cnt = le32_to_cpu(get_log->bcn_rcv_cnt);
stats->bcn_miss_cnt = le32_to_cpu(get_log->bcn_miss_cnt);
}
return 0;
}
/*
* This function handles the command response of set/get Tx rate
* configurations.
*
* Handling includes changing the header fields into CPU format
* and saving the following parameters in driver -
* - DSSS rate bitmap
* - OFDM rate bitmap
* - HT MCS rate bitmaps
*
* Based on the new rate bitmaps, the function re-evaluates if
* auto data rate has been activated. If not, it sends another
* query to the firmware to get the current Tx data rate.
*/
static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg;
struct mwifiex_rate_scope *rate_scope;
struct mwifiex_ie_types_header *head;
u16 tlv, tlv_buf_len, tlv_buf_left;
u8 *tlv_buf;
u32 i;
tlv_buf = ((u8 *)rate_cfg) + sizeof(struct host_cmd_ds_tx_rate_cfg);
tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*rate_cfg);
while (tlv_buf_left >= sizeof(*head)) {
head = (struct mwifiex_ie_types_header *)tlv_buf;
tlv = le16_to_cpu(head->type);
tlv_buf_len = le16_to_cpu(head->len);
if (tlv_buf_left < (sizeof(*head) + tlv_buf_len))
break;
switch (tlv) {
case TLV_TYPE_RATE_SCOPE:
rate_scope = (struct mwifiex_rate_scope *) tlv_buf;
priv->bitmap_rates[0] =
le16_to_cpu(rate_scope->hr_dsss_rate_bitmap);
priv->bitmap_rates[1] =
le16_to_cpu(rate_scope->ofdm_rate_bitmap);
for (i = 0;
i <
sizeof(rate_scope->ht_mcs_rate_bitmap) /
sizeof(u16); i++)
priv->bitmap_rates[2 + i] =
le16_to_cpu(rate_scope->
ht_mcs_rate_bitmap[i]);
if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
for (i = 0; i < ARRAY_SIZE(rate_scope->
vht_mcs_rate_bitmap);
i++)
priv->bitmap_rates[10 + i] =
le16_to_cpu(rate_scope->
vht_mcs_rate_bitmap[i]);
}
break;
/* Add RATE_DROP tlv here */
}
tlv_buf += (sizeof(*head) + tlv_buf_len);
tlv_buf_left -= (sizeof(*head) + tlv_buf_len);
}
priv->is_data_rate_auto = mwifiex_is_rate_auto(priv);
if (priv->is_data_rate_auto)
priv->data_rate = 0;
else
return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
HostCmd_ACT_GEN_GET, 0, NULL, false);
return 0;
}
/*
* This function handles the command response of get Tx power level.
*
* Handling includes saving the maximum and minimum Tx power levels
* in driver, as well as sending the values to user.
*/
static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf)
{
int length, max_power = -1, min_power = -1;
struct mwifiex_types_power_group *pg_tlv_hdr;
struct mwifiex_power_group *pg;
if (!data_buf)
return -1;
pg_tlv_hdr = (struct mwifiex_types_power_group *)((u8 *)data_buf);
pg = (struct mwifiex_power_group *)
((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group));
length = le16_to_cpu(pg_tlv_hdr->length);
/* At least one structure required to update power */
if (length < sizeof(struct mwifiex_power_group))
return 0;
max_power = pg->power_max;
min_power = pg->power_min;
length -= sizeof(struct mwifiex_power_group);
while (length >= sizeof(struct mwifiex_power_group)) {
pg++;
if (max_power < pg->power_max)
max_power = pg->power_max;
if (min_power > pg->power_min)
min_power = pg->power_min;
length -= sizeof(struct mwifiex_power_group);
}
priv->min_tx_power_level = (u8) min_power;
priv->max_tx_power_level = (u8) max_power;
return 0;
}
/*
* This function handles the command response of set/get Tx power
* configurations.
*
* Handling includes changing the header fields into CPU format
* and saving the current Tx power level in driver.
*/
static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct mwifiex_adapter *adapter = priv->adapter;
struct host_cmd_ds_txpwr_cfg *txp_cfg = &resp->params.txp_cfg;
struct mwifiex_types_power_group *pg_tlv_hdr;
struct mwifiex_power_group *pg;
u16 action = le16_to_cpu(txp_cfg->action);
u16 tlv_buf_left;
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));
tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*txp_cfg);
if (tlv_buf_left <
le16_to_cpu(pg_tlv_hdr->length) + sizeof(*pg_tlv_hdr))
return 0;
switch (action) {
case HostCmd_ACT_GEN_GET:
if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING)
mwifiex_get_power_level(priv, pg_tlv_hdr);
priv->tx_power_level = (u16) pg->power_min;
break;
case HostCmd_ACT_GEN_SET:
if (!le32_to_cpu(txp_cfg->mode))
break;
if (pg->power_max == pg->power_min)
priv->tx_power_level = (u16) pg->power_min;
break;
default:
mwifiex_dbg(adapter, ERROR,
"CMD_RESP: unknown cmd action %d\n",
action);
return 0;
}
mwifiex_dbg(adapter, INFO,
"info: Current TxPower Level = %d, Max Power=%d, Min Power=%d\n",
priv->tx_power_level, priv->max_tx_power_level,
priv->min_tx_power_level);
return 0;
}
/*
* This function handles the command response of get RF Tx power.
*/
static int mwifiex_ret_rf_tx_power(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_rf_tx_pwr *txp = &resp->params.txp;
u16 action = le16_to_cpu(txp->action);
priv->tx_power_level = le16_to_cpu(txp->cur_level);
if (action == HostCmd_ACT_GEN_GET) {
priv->max_tx_power_level = txp->max_power;
priv->min_tx_power_level = txp->min_power;
}
mwifiex_dbg(priv->adapter, INFO,
"Current TxPower Level=%d, Max Power=%d, Min Power=%d\n",
priv->tx_power_level, priv->max_tx_power_level,
priv->min_tx_power_level);
return 0;
}
/*
* This function handles the command response of set rf antenna
*/
static int mwifiex_ret_rf_antenna(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_rf_ant_mimo *ant_mimo = &resp->params.ant_mimo;
struct host_cmd_ds_rf_ant_siso *ant_siso = &resp->params.ant_siso;
struct mwifiex_adapter *adapter = priv->adapter;
if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
mwifiex_dbg(adapter, INFO,
"RF_ANT_RESP: Tx action = 0x%x, Tx Mode = 0x%04x\t"
"Rx action = 0x%x, Rx Mode = 0x%04x\n",
le16_to_cpu(ant_mimo->action_tx),
le16_to_cpu(ant_mimo->tx_ant_mode),
le16_to_cpu(ant_mimo->action_rx),
le16_to_cpu(ant_mimo->rx_ant_mode));
else
mwifiex_dbg(adapter, INFO,
"RF_ANT_RESP: action = 0x%x, Mode = 0x%04x\n",
le16_to_cpu(ant_siso->action),
le16_to_cpu(ant_siso->ant_mode));
return 0;
}
/*
* This function handles the command response of set/get MAC address.
*
* Handling includes saving the MAC address in driver.
*/
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;
memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN);
mwifiex_dbg(priv->adapter, INFO,
"info: set mac address: %pM\n", priv->curr_addr);
return 0;
}
/*
* This function handles the command response of set/get MAC multicast
* address.
*/
static int mwifiex_ret_mac_multicast_adr(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
return 0;
}
/*
* This function handles the command response of get Tx rate query.
*
* Handling includes changing the header fields into CPU format
* and saving the Tx rate and HT information parameters in driver.
*
* Both rate configuration and current data rate can be retrieved
* with this request.
*/
static int mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
priv->tx_rate = resp->params.tx_rate.tx_rate;
priv->tx_htinfo = resp->params.tx_rate.ht_info;
if (!priv->is_data_rate_auto)
priv->data_rate =
mwifiex_index_to_data_rate(priv, priv->tx_rate,
priv->tx_htinfo);
return 0;
}
/*
* This function handles the command response of a deauthenticate
* command.
*
* If the deauthenticated MAC matches the current BSS MAC, the connection
* state is reset.
*/
static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct mwifiex_adapter *adapter = priv->adapter;
adapter->dbg.num_cmd_deauth++;
if (!memcmp(resp->params.deauth.mac_addr,
&priv->curr_bss_params.bss_descriptor.mac_address,
sizeof(resp->params.deauth.mac_addr)))
mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING);
return 0;
}
/*
* This function handles the command response of ad-hoc stop.
*
* The function resets the connection state in driver.
*/
static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING);
return 0;
}
/*
* This function handles the command response of set/get v1 key material.
*
* Handling includes updating the driver parameters to reflect the
* changes.
*/
static int mwifiex_ret_802_11_key_material_v1(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_802_11_key_material *key =
&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)) {
mwifiex_dbg(priv->adapter, INFO,
"info: key: GTK is set\n");
priv->wpa_is_gtk_set = true;
priv->scan_block = false;
priv->port_open = true;
}
}
memset(priv->aes_key.key_param_set.key, 0,
sizeof(key->key_param_set.key));
priv->aes_key.key_param_set.key_len = key->key_param_set.key_len;
memcpy(priv->aes_key.key_param_set.key, key->key_param_set.key,
le16_to_cpu(priv->aes_key.key_param_set.key_len));
return 0;
}
/*
* This function handles the command response of set/get v2 key material.
*
* Handling includes updating the driver parameters to reflect the
* changes.
*/
static int mwifiex_ret_802_11_key_material_v2(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_802_11_key_material_v2 *key_v2;
__le16 len;
key_v2 = &resp->params.key_material_v2;
if (le16_to_cpu(key_v2->action) == HostCmd_ACT_GEN_SET) {
if ((le16_to_cpu(key_v2->key_param_set.key_info) & KEY_MCAST)) {
mwifiex_dbg(priv->adapter, INFO, "info: key: GTK is set\n");
priv->wpa_is_gtk_set = true;
priv->scan_block = false;
priv->port_open = true;
}
}
if (key_v2->key_param_set.key_type != KEY_TYPE_ID_AES)
return 0;
memset(priv->aes_key_v2.key_param_set.key_params.aes.key, 0,
WLAN_KEY_LEN_CCMP);
priv->aes_key_v2.key_param_set.key_params.aes.key_len =
key_v2->key_param_set.key_params.aes.key_len;
len = priv->aes_key_v2.key_param_set.key_params.aes.key_len;
memcpy(priv->aes_key_v2.key_param_set.key_params.aes.key,
key_v2->key_param_set.key_params.aes.key, le16_to_cpu(len));
return 0;
}
/* Wrapper function for processing response of key material command */
static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)
return mwifiex_ret_802_11_key_material_v2(priv, resp);
else
return mwifiex_ret_802_11_key_material_v1(priv, resp);
}
/*
* This function handles the command response of get 11d domain information.
*/
static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_802_11d_domain_info_rsp *domain_info =
&resp->params.domain_info_resp;
struct mwifiex_ietypes_domain_param_set *domain = &domain_info->domain;
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));
mwifiex_dbg(priv->adapter, INFO,
"info: 11D Domain Info Resp: no_of_triplet=%d\n",
no_of_triplet);
if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) {
mwifiex_dbg(priv->adapter, FATAL,
"11D: invalid number of triplets %d returned\n",
no_of_triplet);
return -1;
}
switch (action) {
case HostCmd_ACT_GEN_SET: /* Proc Set Action */
break;
case HostCmd_ACT_GEN_GET:
break;
default:
mwifiex_dbg(priv->adapter, ERROR,
"11D: invalid action:%d\n", domain_info->action);
return -1;
}
return 0;
}
/*
* This function handles the command response of get extended version.
*
* Handling includes forming the extended version string and sending it
* to application.
*/
static int mwifiex_ret_ver_ext(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp,
struct host_cmd_ds_version_ext *version_ext)
{
struct host_cmd_ds_version_ext *ver_ext = &resp->params.verext;
if (version_ext) {
version_ext->version_str_sel = ver_ext->version_str_sel;
memcpy(version_ext->version_str, ver_ext->version_str,
sizeof(char) * 128);
memcpy(priv->version_str, ver_ext->version_str, 128);
}
return 0;
}
/*
* This function handles the command response of remain on channel.
*/
static int
mwifiex_ret_remain_on_chan(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp,
struct host_cmd_ds_remain_on_chan *roc_cfg)
{
struct host_cmd_ds_remain_on_chan *resp_cfg = &resp->params.roc_cfg;
if (roc_cfg)
memcpy(roc_cfg, resp_cfg, sizeof(*roc_cfg));
return 0;
}
/*
* This function handles the command response of P2P mode cfg.
*/
static int
mwifiex_ret_p2p_mode_cfg(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp,
void *data_buf)
{
struct host_cmd_ds_p2p_mode_cfg *mode_cfg = &resp->params.mode_cfg;
if (data_buf)
*((u16 *)data_buf) = le16_to_cpu(mode_cfg->mode);
return 0;
}
/* This function handles the command response of mem_access command
*/
static int
mwifiex_ret_mem_access(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp, void *pioctl_buf)
{
struct host_cmd_ds_mem_access *mem = (void *)&resp->params.mem;
priv->mem_rw.addr = le32_to_cpu(mem->addr);
priv->mem_rw.value = le32_to_cpu(mem->value);
return 0;
}
/*
* This function handles the command response of register access.
*
* The register value and offset are returned to the user. For EEPROM
* access, the byte count is also returned.
*/
static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp,
void *data_buf)
{
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;
reg_rw = data_buf;
eeprom = data_buf;
switch (type) {
case HostCmd_CMD_MAC_REG_ACCESS:
r.mac = &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 = &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 = &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 = &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 = &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 = &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;
}
/*
* This function handles the command response of get IBSS coalescing status.
*
* If the received BSSID is different than the current one, the current BSSID,
* beacon interval, ATIM window and ERP information are updated, along with
* changing the ad-hoc state accordingly.
*/
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);
if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET)
return 0;
mwifiex_dbg(priv->adapter, INFO,
"info: new BSSID %pM\n", ibss_coal_resp->bssid);
/* If rsp has NULL BSSID, Just return..... No Action */
if (is_zero_ether_addr(ibss_coal_resp->bssid)) {
mwifiex_dbg(priv->adapter, FATAL, "new BSSID is NULL\n");
return 0;
}
/* If BSSID is diff, modify current BSS parameters */
if (!ether_addr_equal(priv->curr_bss_params.bss_descriptor.mac_address, ibss_coal_resp->bssid)) {
/* BSSID */
memcpy(priv->curr_bss_params.bss_descriptor.mac_address,
ibss_coal_resp->bssid, ETH_ALEN);
/* Beacon Interval */
priv->curr_bss_params.bss_descriptor.beacon_period
= le16_to_cpu(ibss_coal_resp->beacon_interval);
/* ERP Information */
priv->curr_bss_params.bss_descriptor.erp_flags =
(u8) le16_to_cpu(ibss_coal_resp->use_g_rate_protect);
priv->adhoc_state = ADHOC_COALESCED;
}
return 0;
}
static int mwifiex_ret_tdls_oper(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_tdls_oper *cmd_tdls_oper = &resp->params.tdls_oper;
u16 reason = le16_to_cpu(cmd_tdls_oper->reason);
u16 action = le16_to_cpu(cmd_tdls_oper->tdls_action);
struct mwifiex_sta_node *node =
mwifiex_get_sta_entry(priv, cmd_tdls_oper->peer_mac);
switch (action) {
case ACT_TDLS_DELETE:
if (reason) {
if (!node || reason == TDLS_ERR_LINK_NONEXISTENT)
mwifiex_dbg(priv->adapter, MSG,
"TDLS link delete for %pM failed: reason %d\n",
cmd_tdls_oper->peer_mac, reason);
else
mwifiex_dbg(priv->adapter, ERROR,
"TDLS link delete for %pM failed: reason %d\n",
cmd_tdls_oper->peer_mac, reason);
} else {
mwifiex_dbg(priv->adapter, MSG,
"TDLS link delete for %pM successful\n",
cmd_tdls_oper->peer_mac);
}
break;
case ACT_TDLS_CREATE:
if (reason) {
mwifiex_dbg(priv->adapter, ERROR,
"TDLS link creation for %pM failed: reason %d",
cmd_tdls_oper->peer_mac, reason);
if (node && reason != TDLS_ERR_LINK_EXISTS)
node->tdls_status = TDLS_SETUP_FAILURE;
} else {
mwifiex_dbg(priv->adapter, MSG,
"TDLS link creation for %pM successful",
cmd_tdls_oper->peer_mac);
}
break;
case ACT_TDLS_CONFIG:
if (reason) {
mwifiex_dbg(priv->adapter, ERROR,
"TDLS link config for %pM failed, reason %d\n",
cmd_tdls_oper->peer_mac, reason);
if (node)
node->tdls_status = TDLS_SETUP_FAILURE;
} else {
mwifiex_dbg(priv->adapter, MSG,
"TDLS link config for %pM successful\n",
cmd_tdls_oper->peer_mac);
}
break;
default:
mwifiex_dbg(priv->adapter, ERROR,
"Unknown TDLS command action response %d", action);
return -1;
}
return 0;
}
/*
* This function handles the command response for subscribe event command.
*/
static int mwifiex_ret_subsc_evt(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_802_11_subsc_evt *cmd_sub_event =
&resp->params.subsc_evt;
/* For every subscribe event command (Get/Set/Clear), FW reports the
* current set of subscribed events*/
mwifiex_dbg(priv->adapter, EVENT,
"Bitmap of currently subscribed events: %16x\n",
le16_to_cpu(cmd_sub_event->events));
return 0;
}
static int mwifiex_ret_uap_sta_list(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct host_cmd_ds_sta_list *sta_list =
&resp->params.sta_list;
struct mwifiex_ie_types_sta_info *sta_info = (void *)&sta_list->tlv;
int i;
struct mwifiex_sta_node *sta_node;
for (i = 0; i < sta_list->sta_count; i++) {
sta_node = mwifiex_get_sta_entry(priv, sta_info->mac);
if (unlikely(!sta_node))
continue;
sta_node->stats.rssi = sta_info->rssi;
sta_info++;
}
return 0;
}
/* This function handles the command response of set_cfg_data */
static int mwifiex_ret_cfg_data(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
if (resp->result != HostCmd_RESULT_OK) {
mwifiex_dbg(priv->adapter, ERROR, "Cal data cmd resp failed\n");
return -1;
}
return 0;
}
/** This Function handles the command response of sdio rx aggr */
static int mwifiex_ret_sdio_rx_aggr_cfg(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp)
{
struct mwifiex_adapter *adapter = priv->adapter;
struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =
&resp->params.sdio_rx_aggr_cfg;
adapter->sdio_rx_aggr_enable = cfg->enable;
adapter->sdio_rx_block_size = le16_to_cpu(cfg->block_size);
return 0;
}
static int mwifiex_ret_robust_coex(struct mwifiex_private *priv,
struct host_cmd_ds_command *resp,
bool *is_timeshare)
{
struct host_cmd_ds_robust_coex *coex = &resp->params.coex;
struct mwifiex_ie_types_robust_coex *coex_tlv;
u16 action = le16_to_cpu(coex->action);
u32 mode;
coex_tlv = (struct mwifiex_ie_types_robust_coex
*)((u8 *)coex + sizeof(struct host_cmd_ds_robust_coex));
if (action == HostCmd_ACT_GEN_GET) {
mode = le32_to_cpu(coex_tlv->mode);
if (mode == MWIFIEX_COEX_MODE_TIMESHARE)
*is_timeshare = true;
else
*is_timeshare = false;
}
return 0;
}
/*
* This function handles the command responses.
*
* This is a generic function, which calls command specific
* response handlers based on the command ID.
*/
int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
struct host_cmd_ds_command *resp)
{
int ret = 0;
struct mwifiex_adapter *adapter = priv->adapter;
void *data_buf = adapter->curr_cmd->data_buf;
/* If the command is not successful, cleanup and return failure */
if (resp->result != HostCmd_RESULT_OK) {
mwifiex_process_cmdresp_error(priv, resp);
return -1;
}
/* Command successful, handle response */
switch (cmdresp_no) {
case HostCmd_CMD_GET_HW_SPEC:
ret = mwifiex_ret_get_hw_spec(priv, resp);
break;
case HostCmd_CMD_CFG_DATA:
ret = mwifiex_ret_cfg_data(priv, resp);
break;
case HostCmd_CMD_MAC_CONTROL:
break;
case HostCmd_CMD_802_11_MAC_ADDRESS:
ret = mwifiex_ret_802_11_mac_address(priv, resp);
break;
case HostCmd_CMD_MAC_MULTICAST_ADR:
ret = mwifiex_ret_mac_multicast_adr(priv, resp);
break;
case HostCmd_CMD_TX_RATE_CFG:
ret = mwifiex_ret_tx_rate_cfg(priv, resp);
break;
case HostCmd_CMD_802_11_SCAN:
ret = mwifiex_ret_802_11_scan(priv, resp);
adapter->curr_cmd->wait_q_enabled = false;
break;
case HostCmd_CMD_802_11_SCAN_EXT:
ret = mwifiex_ret_802_11_scan_ext(priv, resp);
adapter->curr_cmd->wait_q_enabled = false;
break;
case HostCmd_CMD_802_11_BG_SCAN_QUERY:
ret = mwifiex_ret_802_11_scan(priv, resp);
mwifiex_dbg(adapter, CMD,
"info: CMD_RESP: BG_SCAN result is ready!\n");
break;
case HostCmd_CMD_TXPWR_CFG:
ret = mwifiex_ret_tx_power_cfg(priv, resp);
break;
case HostCmd_CMD_RF_TX_PWR:
ret = mwifiex_ret_rf_tx_power(priv, resp);
break;
case HostCmd_CMD_RF_ANTENNA:
ret = mwifiex_ret_rf_antenna(priv, resp);
break;
case HostCmd_CMD_802_11_PS_MODE_ENH:
ret = mwifiex_ret_enh_power_mode(priv, resp, data_buf);
break;
case HostCmd_CMD_802_11_HS_CFG_ENH:
ret = mwifiex_ret_802_11_hs_cfg(priv, resp);
break;
case HostCmd_CMD_802_11_ASSOCIATE:
ret = mwifiex_ret_802_11_associate(priv, resp);
break;
case HostCmd_CMD_802_11_DEAUTHENTICATE:
ret = mwifiex_ret_802_11_deauthenticate(priv, resp);
break;
case HostCmd_CMD_802_11_AD_HOC_START:
case HostCmd_CMD_802_11_AD_HOC_JOIN:
ret = mwifiex_ret_802_11_ad_hoc(priv, resp);
break;
case HostCmd_CMD_802_11_AD_HOC_STOP:
ret = mwifiex_ret_802_11_ad_hoc_stop(priv, resp);
break;
case HostCmd_CMD_802_11_GET_LOG:
ret = mwifiex_ret_get_log(priv, resp, data_buf);
break;
case HostCmd_CMD_RSSI_INFO:
ret = mwifiex_ret_802_11_rssi_info(priv, resp);
break;
case HostCmd_CMD_802_11_SNMP_MIB:
ret = mwifiex_ret_802_11_snmp_mib(priv, resp, data_buf);
break;
case HostCmd_CMD_802_11_TX_RATE_QUERY:
ret = mwifiex_ret_802_11_tx_rate_query(priv, resp);
break;
case HostCmd_CMD_VERSION_EXT:
ret = mwifiex_ret_ver_ext(priv, resp, data_buf);
break;
case HostCmd_CMD_REMAIN_ON_CHAN:
ret = mwifiex_ret_remain_on_chan(priv, resp, data_buf);
break;
case HostCmd_CMD_11AC_CFG:
break;
case HostCmd_CMD_P2P_MODE_CFG:
ret = mwifiex_ret_p2p_mode_cfg(priv, resp, data_buf);
break;
case HostCmd_CMD_MGMT_FRAME_REG:
case HostCmd_CMD_FUNC_INIT:
case HostCmd_CMD_FUNC_SHUTDOWN:
break;
case HostCmd_CMD_802_11_KEY_MATERIAL:
ret = mwifiex_ret_802_11_key_material(priv, resp);
break;
case HostCmd_CMD_802_11D_DOMAIN_INFO:
ret = mwifiex_ret_802_11d_domain_info(priv, resp);
break;
case HostCmd_CMD_11N_ADDBA_REQ:
ret = mwifiex_ret_11n_addba_req(priv, resp);
break;
case HostCmd_CMD_11N_DELBA:
ret = mwifiex_ret_11n_delba(priv, resp);
break;
case HostCmd_CMD_11N_ADDBA_RSP:
ret = mwifiex_ret_11n_addba_resp(priv, resp);
break;
case HostCmd_CMD_RECONFIGURE_TX_BUFF:
if (0xffff == (u16)le16_to_cpu(resp->params.tx_buf.buff_size)) {
if (adapter->iface_type == MWIFIEX_USB &&
adapter->usb_mc_setup) {
if (adapter->if_ops.multi_port_resync)
adapter->if_ops.
multi_port_resync(adapter);
adapter->usb_mc_setup = false;
adapter->tx_lock_flag = false;
}
break;
}
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->curr_tx_buf_size = adapter->tx_buf_size;
mwifiex_dbg(adapter, CMD, "cmd: curr_tx_buf_size=%d\n",
adapter->curr_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));
break;
case HostCmd_CMD_AMSDU_AGGR_CTRL:
break;
case HostCmd_CMD_WMM_GET_STATUS:
ret = mwifiex_ret_wmm_get_status(priv, resp);
break;
case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
ret = mwifiex_ret_ibss_coalescing_status(priv, resp);
break;
case HostCmd_CMD_MEM_ACCESS:
ret = mwifiex_ret_mem_access(priv, resp, data_buf);
break;
case HostCmd_CMD_MAC_REG_ACCESS:
case HostCmd_CMD_BBP_REG_ACCESS:
case HostCmd_CMD_RF_REG_ACCESS:
case HostCmd_CMD_PMIC_REG_ACCESS:
case HostCmd_CMD_CAU_REG_ACCESS:
case HostCmd_CMD_802_11_EEPROM_ACCESS:
ret = mwifiex_ret_reg_access(cmdresp_no, resp, data_buf);
break;
case HostCmd_CMD_SET_BSS_MODE:
break;
case HostCmd_CMD_11N_CFG:
break;
case HostCmd_CMD_PCIE_DESC_DETAILS:
break;
case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
ret = mwifiex_ret_subsc_evt(priv, resp);
break;
case HostCmd_CMD_UAP_SYS_CONFIG:
break;
case HOST_CMD_APCMD_STA_LIST:
ret = mwifiex_ret_uap_sta_list(priv, resp);
break;
case HostCmd_CMD_UAP_BSS_START:
adapter->tx_lock_flag = false;
adapter->pps_uapsd_mode = false;
adapter->delay_null_pkt = false;
priv->bss_started = 1;
break;
case HostCmd_CMD_UAP_BSS_STOP:
priv->bss_started = 0;
break;
case HostCmd_CMD_UAP_STA_DEAUTH:
break;
case HOST_CMD_APCMD_SYS_RESET:
break;
case HostCmd_CMD_MEF_CFG:
break;
case HostCmd_CMD_COALESCE_CFG:
break;
case HostCmd_CMD_TDLS_OPER:
ret = mwifiex_ret_tdls_oper(priv, resp);
case HostCmd_CMD_MC_POLICY:
break;
case HostCmd_CMD_CHAN_REPORT_REQUEST:
break;
case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
ret = mwifiex_ret_sdio_rx_aggr_cfg(priv, resp);
break;
case HostCmd_CMD_TDLS_CONFIG:
break;
case HostCmd_CMD_ROBUST_COEX:
ret = mwifiex_ret_robust_coex(priv, resp, data_buf);
break;
default:
mwifiex_dbg(adapter, ERROR,
"CMD_RESP: unknown cmd response %#x\n",
resp->command);
break;
}
return ret;
}
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