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path: root/drivers/net/wireless/libertas/cmd.c
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Diffstat (limited to 'drivers/net/wireless/libertas/cmd.c')
-rw-r--r--drivers/net/wireless/libertas/cmd.c1958
1 files changed, 1958 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
new file mode 100644
index 00000000000..bfdac58b5c0
--- /dev/null
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -0,0 +1,1958 @@
+/**
+ * This file contains the handling of command.
+ * It prepares command and sends it to firmware when it is ready.
+ */
+
+#include <net/iw_handler.h>
+#include "host.h"
+#include "hostcmd.h"
+#include "sbi.h"
+#include "decl.h"
+#include "defs.h"
+#include "dev.h"
+#include "join.h"
+#include "wext.h"
+
+static void cleanup_cmdnode(struct cmd_ctrl_node *ptempnode);
+
+static u16 commands_allowed_in_ps[] = {
+ cmd_802_11_rssi,
+};
+
+/**
+ * @brief This function checks if the commans is allowed
+ * in PS mode not.
+ *
+ * @param command the command ID
+ * @return TRUE or FALSE
+ */
+static u8 is_command_allowed_in_ps(u16 command)
+{
+ int count = sizeof(commands_allowed_in_ps)
+ / sizeof(commands_allowed_in_ps[0]);
+ int i;
+
+ for (i = 0; i < count; i++) {
+ if (command == cpu_to_le16(commands_allowed_in_ps[i]))
+ return 1;
+ }
+
+ return 0;
+}
+
+static int wlan_cmd_hw_spec(wlan_private * priv, struct cmd_ds_command *cmd)
+{
+ struct cmd_ds_get_hw_spec *hwspec = &cmd->params.hwspec;
+
+ ENTER();
+
+ cmd->command = cpu_to_le16(cmd_get_hw_spec);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_get_hw_spec) + S_DS_GEN);
+ memcpy(hwspec->permanentaddr, priv->adapter->current_addr, ETH_ALEN);
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_ps_mode(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode;
+ u16 action = cmd_action;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ cmd->command = cpu_to_le16(cmd_802_11_ps_mode);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) +
+ S_DS_GEN);
+ psm->action = cpu_to_le16(cmd_action);
+ psm->multipledtim = 0;
+ switch (action) {
+ case cmd_subcmd_enter_ps:
+ lbs_pr_debug(1, "PS command:" "SubCode- Enter PS\n");
+ lbs_pr_debug(1, "locallisteninterval = %d\n",
+ adapter->locallisteninterval);
+
+ psm->locallisteninterval =
+ cpu_to_le16(adapter->locallisteninterval);
+ psm->nullpktinterval =
+ cpu_to_le16(adapter->nullpktinterval);
+ psm->multipledtim =
+ cpu_to_le16(priv->adapter->multipledtim);
+ break;
+
+ case cmd_subcmd_exit_ps:
+ lbs_pr_debug(1, "PS command:" "SubCode- Exit PS\n");
+ break;
+
+ case cmd_subcmd_sleep_confirmed:
+ lbs_pr_debug(1, "PS command: SubCode- sleep confirm\n");
+ break;
+
+ default:
+ break;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_inactivity_timeout(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+ u16 *timeout = pdata_buf;
+
+ cmd->command = cpu_to_le16(cmd_802_11_inactivity_timeout);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_inactivity_timeout)
+ + S_DS_GEN);
+
+ cmd->params.inactivity_timeout.action = cpu_to_le16(cmd_action);
+
+ if (cmd_action)
+ cmd->params.inactivity_timeout.timeout =
+ cpu_to_le16(*timeout);
+ else
+ cmd->params.inactivity_timeout.timeout = 0;
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_sleep_params(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ wlan_adapter *adapter = priv->adapter;
+ struct cmd_ds_802_11_sleep_params *sp = &cmd->params.sleep_params;
+
+ ENTER();
+
+ cmd->size =
+ cpu_to_le16((sizeof(struct cmd_ds_802_11_sleep_params)) +
+ S_DS_GEN);
+ cmd->command = cpu_to_le16(cmd_802_11_sleep_params);
+
+ if (cmd_action == cmd_act_get) {
+ memset(&adapter->sp, 0, sizeof(struct sleep_params));
+ memset(sp, 0, sizeof(struct cmd_ds_802_11_sleep_params));
+ sp->action = cpu_to_le16(cmd_action);
+ } else if (cmd_action == cmd_act_set) {
+ sp->action = cpu_to_le16(cmd_action);
+ sp->error = cpu_to_le16(adapter->sp.sp_error);
+ sp->offset = cpu_to_le16(adapter->sp.sp_offset);
+ sp->stabletime = cpu_to_le16(adapter->sp.sp_stabletime);
+ sp->calcontrol = (u8) adapter->sp.sp_calcontrol;
+ sp->externalsleepclk = (u8) adapter->sp.sp_extsleepclk;
+ sp->reserved = cpu_to_le16(adapter->sp.sp_reserved);
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_set_wep(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u32 cmd_act,
+ void * pdata_buf)
+{
+ struct cmd_ds_802_11_set_wep *wep = &cmd->params.wep;
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+ struct assoc_request * assoc_req = pdata_buf;
+
+ ENTER();
+
+ cmd->command = cpu_to_le16(cmd_802_11_set_wep);
+ cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_set_wep))
+ + S_DS_GEN);
+
+ if (cmd_act == cmd_act_add) {
+ int i;
+
+ if (!assoc_req) {
+ lbs_pr_debug(1, "Invalid association request!");
+ ret = -1;
+ goto done;
+ }
+
+ wep->action = cpu_to_le16(cmd_act_add);
+
+ /* default tx key index */
+ wep->keyindex = cpu_to_le16((u16)
+ (assoc_req->wep_tx_keyidx &
+ (u32)cmd_WEP_KEY_INDEX_MASK));
+
+ lbs_pr_debug(1, "Tx key Index: %u\n", wep->keyindex);
+
+ /* Copy key types and material to host command structure */
+ for (i = 0; i < 4; i++) {
+ struct WLAN_802_11_KEY * pkey = &assoc_req->wep_keys[i];
+
+ switch (pkey->len) {
+ case KEY_LEN_WEP_40:
+ wep->keytype[i] = cmd_type_wep_40_bit;
+ memmove(&wep->keymaterial[i], pkey->key,
+ pkey->len);
+ break;
+ case KEY_LEN_WEP_104:
+ wep->keytype[i] = cmd_type_wep_104_bit;
+ memmove(&wep->keymaterial[i], pkey->key,
+ pkey->len);
+ break;
+ case 0:
+ break;
+ default:
+ lbs_pr_debug(1, "Invalid WEP key %d length of %d\n",
+ i, pkey->len);
+ ret = -1;
+ goto done;
+ break;
+ }
+ }
+ } else if (cmd_act == cmd_act_remove) {
+ /* ACT_REMOVE clears _all_ WEP keys */
+ wep->action = cpu_to_le16(cmd_act_remove);
+
+ /* default tx key index */
+ wep->keyindex = cpu_to_le16((u16)
+ (adapter->wep_tx_keyidx &
+ (u32)cmd_WEP_KEY_INDEX_MASK));
+ }
+
+ ret = 0;
+
+done:
+ LEAVE();
+ return ret;
+}
+
+static int wlan_cmd_802_11_enable_rsn(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ struct cmd_ds_802_11_enable_rsn *penableRSN = &cmd->params.enbrsn;
+ wlan_adapter *adapter = priv->adapter;
+
+ cmd->command = cpu_to_le16(cmd_802_11_enable_rsn);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_enable_rsn) +
+ S_DS_GEN);
+ penableRSN->action = cpu_to_le16(cmd_action);
+ if (adapter->secinfo.WPAenabled || adapter->secinfo.WPA2enabled) {
+ penableRSN->enable = cpu_to_le16(cmd_enable_rsn);
+ } else {
+ penableRSN->enable = cpu_to_le16(cmd_disable_rsn);
+ }
+
+ return 0;
+}
+
+
+static void set_one_wpa_key(struct MrvlIEtype_keyParamSet * pkeyparamset,
+ struct WLAN_802_11_KEY * pkey)
+{
+ pkeyparamset->keytypeid = cpu_to_le16(pkey->type);
+
+ if (pkey->flags & KEY_INFO_WPA_ENABLED) {
+ pkeyparamset->keyinfo = cpu_to_le16(KEY_INFO_WPA_ENABLED);
+ } else {
+ pkeyparamset->keyinfo = cpu_to_le16(!KEY_INFO_WPA_ENABLED);
+ }
+
+ if (pkey->flags & KEY_INFO_WPA_UNICAST) {
+ pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST);
+ } else if (pkey->flags & KEY_INFO_WPA_MCAST) {
+ pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST);
+ }
+
+ pkeyparamset->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
+ pkeyparamset->keylen = cpu_to_le16(pkey->len);
+ memcpy(pkeyparamset->key, pkey->key, pkey->len);
+ pkeyparamset->length = cpu_to_le16( sizeof(pkeyparamset->keytypeid)
+ + sizeof(pkeyparamset->keyinfo)
+ + sizeof(pkeyparamset->keylen)
+ + sizeof(pkeyparamset->key));
+}
+
+static int wlan_cmd_802_11_key_material(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action,
+ u32 cmd_oid, void *pdata_buf)
+{
+ wlan_adapter *adapter = priv->adapter;
+ struct cmd_ds_802_11_key_material *pkeymaterial =
+ &cmd->params.keymaterial;
+ int ret = 0;
+ int index = 0;
+
+ ENTER();
+
+ cmd->command = cpu_to_le16(cmd_802_11_key_material);
+ pkeymaterial->action = cpu_to_le16(cmd_action);
+
+ if (cmd_action == cmd_act_get) {
+ cmd->size = cpu_to_le16( S_DS_GEN
+ + sizeof (pkeymaterial->action));
+ ret = 0;
+ goto done;
+ }
+
+ memset(&pkeymaterial->keyParamSet, 0, sizeof(pkeymaterial->keyParamSet));
+
+ if (adapter->wpa_unicast_key.len) {
+ set_one_wpa_key(&pkeymaterial->keyParamSet[index],
+ &adapter->wpa_unicast_key);
+ index++;
+ }
+
+ if (adapter->wpa_mcast_key.len) {
+ set_one_wpa_key(&pkeymaterial->keyParamSet[index],
+ &adapter->wpa_mcast_key);
+ index++;
+ }
+
+ cmd->size = cpu_to_le16( S_DS_GEN
+ + sizeof (pkeymaterial->action)
+ + index * sizeof(struct MrvlIEtype_keyParamSet));
+
+ ret = 0;
+
+done:
+ LEAVE();
+ return ret;
+}
+
+static int wlan_cmd_802_11_reset(wlan_private * priv,
+ struct cmd_ds_command *cmd, int cmd_action)
+{
+ struct cmd_ds_802_11_reset *reset = &cmd->params.reset;
+
+ cmd->command = cpu_to_le16(cmd_802_11_reset);
+ cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_reset) + S_DS_GEN);
+ reset->action = cpu_to_le16(cmd_action);
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_get_log(wlan_private * priv,
+ struct cmd_ds_command *cmd)
+{
+ cmd->command = cpu_to_le16(cmd_802_11_get_log);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_get_log) + S_DS_GEN);
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_get_stat(wlan_private * priv,
+ struct cmd_ds_command *cmd)
+{
+ cmd->command = cpu_to_le16(cmd_802_11_get_stat);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_get_stat) +
+ S_DS_GEN);
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_snmp_mib(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ int cmd_action,
+ int cmd_oid, void *pdata_buf)
+{
+ struct cmd_ds_802_11_snmp_mib *pSNMPMIB = &cmd->params.smib;
+ wlan_adapter *adapter = priv->adapter;
+ u8 ucTemp;
+
+ ENTER();
+
+ lbs_pr_debug(1, "SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
+
+ cmd->command = cpu_to_le16(cmd_802_11_snmp_mib);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_snmp_mib) +
+ S_DS_GEN);
+
+ switch (cmd_oid) {
+ case OID_802_11_INFRASTRUCTURE_MODE:
+ {
+ enum WLAN_802_11_NETWORK_INFRASTRUCTURE mode =
+ (enum WLAN_802_11_NETWORK_INFRASTRUCTURE) pdata_buf;
+ pSNMPMIB->querytype = cpu_to_le16(cmd_act_set);
+ pSNMPMIB->oid = cpu_to_le16((u16) desired_bsstype_i);
+ pSNMPMIB->bufsize = sizeof(u8);
+ if (mode == wlan802_11infrastructure)
+ ucTemp = SNMP_MIB_VALUE_INFRA;
+ else
+ ucTemp = SNMP_MIB_VALUE_ADHOC;
+
+ memmove(pSNMPMIB->value, &ucTemp, sizeof(u8));
+
+ break;
+ }
+
+ case OID_802_11D_ENABLE:
+ {
+ u32 ulTemp;
+
+ pSNMPMIB->oid = cpu_to_le16((u16) dot11d_i);
+
+ if (cmd_action == cmd_act_set) {
+ pSNMPMIB->querytype = cmd_act_set;
+ pSNMPMIB->bufsize = sizeof(u16);
+ ulTemp = *(u32 *)pdata_buf;
+ *((unsigned short *)(pSNMPMIB->value)) =
+ cpu_to_le16((u16) ulTemp);
+ }
+ break;
+ }
+
+ case OID_802_11_FRAGMENTATION_THRESHOLD:
+ {
+ u32 ulTemp;
+
+ pSNMPMIB->oid = cpu_to_le16((u16) fragthresh_i);
+
+ if (cmd_action == cmd_act_get) {
+ pSNMPMIB->querytype =
+ cpu_to_le16(cmd_act_get);
+ } else if (cmd_action == cmd_act_set) {
+ pSNMPMIB->querytype =
+ cpu_to_le16(cmd_act_set);
+ pSNMPMIB->bufsize =
+ cpu_to_le16(sizeof(u16));
+ ulTemp = *((u32 *) pdata_buf);
+ *((unsigned short *)(pSNMPMIB->value)) =
+ cpu_to_le16((u16) ulTemp);
+
+ }
+
+ break;
+ }
+
+ case OID_802_11_RTS_THRESHOLD:
+ {
+
+ u32 ulTemp;
+ pSNMPMIB->oid = le16_to_cpu((u16) rtsthresh_i);
+
+ if (cmd_action == cmd_act_get) {
+ pSNMPMIB->querytype =
+ cpu_to_le16(cmd_act_get);
+ } else if (cmd_action == cmd_act_set) {
+ pSNMPMIB->querytype =
+ cpu_to_le16(cmd_act_set);
+ pSNMPMIB->bufsize =
+ cpu_to_le16(sizeof(u16));
+ ulTemp = *((u32 *)
+ pdata_buf);
+ *(unsigned short *)(pSNMPMIB->value) =
+ cpu_to_le16((u16) ulTemp);
+
+ }
+ break;
+ }
+ case OID_802_11_TX_RETRYCOUNT:
+ pSNMPMIB->oid = cpu_to_le16((u16) short_retrylim_i);
+
+ if (cmd_action == cmd_act_get) {
+ pSNMPMIB->querytype =
+ cpu_to_le16(cmd_act_get);
+ } else if (cmd_action == cmd_act_set) {
+ pSNMPMIB->querytype =
+ cpu_to_le16(cmd_act_set);
+ pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
+ *((unsigned short *)(pSNMPMIB->value)) =
+ cpu_to_le16((u16) adapter->txretrycount);
+ }
+
+ break;
+ default:
+ break;
+ }
+
+ lbs_pr_debug(1,
+ "SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n",
+ cmd->command, cmd->size, cmd->seqnum, cmd->result);
+
+ lbs_pr_debug(1,
+ "SNMP_CMD: action=0x%x, oid=0x%x, oidsize=0x%x, value=0x%x\n",
+ pSNMPMIB->querytype, pSNMPMIB->oid, pSNMPMIB->bufsize,
+ *(u16 *) pSNMPMIB->value);
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_radio_control(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ int cmd_action)
+{
+ wlan_adapter *adapter = priv->adapter;
+ struct cmd_ds_802_11_radio_control *pradiocontrol =
+ &cmd->params.radio;
+
+ ENTER();
+
+ cmd->size =
+ cpu_to_le16((sizeof(struct cmd_ds_802_11_radio_control)) +
+ S_DS_GEN);
+ cmd->command = cpu_to_le16(cmd_802_11_radio_control);
+
+ pradiocontrol->action = cpu_to_le16(cmd_action);
+
+ switch (adapter->preamble) {
+ case cmd_type_short_preamble:
+ pradiocontrol->control = cpu_to_le16(SET_SHORT_PREAMBLE);
+ break;
+
+ case cmd_type_long_preamble:
+ pradiocontrol->control = cpu_to_le16(SET_LONG_PREAMBLE);
+ break;
+
+ case cmd_type_auto_preamble:
+ default:
+ pradiocontrol->control = cpu_to_le16(SET_AUTO_PREAMBLE);
+ break;
+ }
+
+ if (adapter->radioon)
+ pradiocontrol->control |= cpu_to_le16(TURN_ON_RF);
+ else
+ pradiocontrol->control &= cpu_to_le16(~TURN_ON_RF);
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+
+ struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp;
+
+ ENTER();
+
+ cmd->size =
+ cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) +
+ S_DS_GEN);
+ cmd->command = cpu_to_le16(cmd_802_11_rf_tx_power);
+ prtp->action = cmd_action;
+
+ lbs_pr_debug(1, "RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n", cmd->size,
+ cmd->command, prtp->action);
+
+ switch (cmd_action) {
+ case cmd_act_tx_power_opt_get:
+ prtp->action = cpu_to_le16(cmd_act_get);
+ prtp->currentlevel = 0;
+ break;
+
+ case cmd_act_tx_power_opt_set_high:
+ prtp->action = cpu_to_le16(cmd_act_set);
+ prtp->currentlevel =
+ cpu_to_le16(cmd_act_tx_power_index_high);
+ break;
+
+ case cmd_act_tx_power_opt_set_mid:
+ prtp->action = cpu_to_le16(cmd_act_set);
+ prtp->currentlevel =
+ cpu_to_le16(cmd_act_tx_power_index_mid);
+ break;
+
+ case cmd_act_tx_power_opt_set_low:
+ prtp->action = cpu_to_le16(cmd_act_set);
+ prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf));
+ break;
+ }
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_rf_antenna(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+ struct cmd_ds_802_11_rf_antenna *rant = &cmd->params.rant;
+
+ cmd->command = cpu_to_le16(cmd_802_11_rf_antenna);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_antenna) +
+ S_DS_GEN);
+
+ rant->action = cpu_to_le16(cmd_action);
+ if ((cmd_action == cmd_act_set_rx) ||
+ (cmd_action == cmd_act_set_tx)) {
+ rant->antennamode =
+ cpu_to_le16((u16) (*(u32 *) pdata_buf));
+ }
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_rate_adapt_rateset(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ struct cmd_ds_802_11_rate_adapt_rateset
+ *rateadapt = &cmd->params.rateset;
+ wlan_adapter *adapter = priv->adapter;
+
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_rate_adapt_rateset)
+ + S_DS_GEN);
+ cmd->command = cpu_to_le16(cmd_802_11_rate_adapt_rateset);
+
+ ENTER();
+
+ rateadapt->action = cmd_action;
+ rateadapt->enablehwauto = adapter->enablehwauto;
+ rateadapt->bitmap = adapter->ratebitmap;
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_data_rate(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ struct cmd_ds_802_11_data_rate *pdatarate = &cmd->params.drate;
+ wlan_adapter *adapter = priv->adapter;
+ u16 action = cmd_action;
+
+ ENTER();
+
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_data_rate) +
+ S_DS_GEN);
+
+ cmd->command = cpu_to_le16(cmd_802_11_data_rate);
+
+ memset(pdatarate, 0, sizeof(struct cmd_ds_802_11_data_rate));
+
+ pdatarate->action = cpu_to_le16(cmd_action);
+
+ if (action == cmd_act_set_tx_fix_rate) {
+ pdatarate->datarate[0] = libertas_data_rate_to_index(adapter->datarate);
+ lbs_pr_debug(1, "Setting FW for fixed rate 0x%02X\n",
+ adapter->datarate);
+ } else if (action == cmd_act_set_tx_auto) {
+ lbs_pr_debug(1, "Setting FW for AUTO rate\n");
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_mac_multicast_adr(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ struct cmd_ds_mac_multicast_adr *pMCastAdr = &cmd->params.madr;
+ wlan_adapter *adapter = priv->adapter;
+
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) +
+ S_DS_GEN);
+ cmd->command = cpu_to_le16(cmd_mac_multicast_adr);
+
+ pMCastAdr->action = cpu_to_le16(cmd_action);
+ pMCastAdr->nr_of_adrs =
+ cpu_to_le16((u16) adapter->nr_of_multicastmacaddr);
+ memcpy(pMCastAdr->maclist, adapter->multicastlist,
+ adapter->nr_of_multicastmacaddr * ETH_ALEN);
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_rf_channel(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ int option, void *pdata_buf)
+{
+ struct cmd_ds_802_11_rf_channel *rfchan = &cmd->params.rfchannel;
+
+ cmd->command = cpu_to_le16(cmd_802_11_rf_channel);
+ cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_channel)
+ + S_DS_GEN);
+
+ if (option == cmd_opt_802_11_rf_channel_set) {
+ rfchan->currentchannel = cpu_to_le16(*((u16 *) pdata_buf));
+ }
+
+ rfchan->action = cpu_to_le16(option);
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_rssi(wlan_private * priv,
+ struct cmd_ds_command *cmd)
+{
+ wlan_adapter *adapter = priv->adapter;
+
+ cmd->command = cpu_to_le16(cmd_802_11_rssi);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN);
+ cmd->params.rssi.N = priv->adapter->bcn_avg_factor;
+
+ /* reset Beacon SNR/NF/RSSI values */
+ adapter->SNR[TYPE_BEACON][TYPE_NOAVG] = 0;
+ adapter->SNR[TYPE_BEACON][TYPE_AVG] = 0;
+ adapter->NF[TYPE_BEACON][TYPE_NOAVG] = 0;
+ adapter->NF[TYPE_BEACON][TYPE_AVG] = 0;
+ adapter->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0;
+ adapter->RSSI[TYPE_BEACON][TYPE_AVG] = 0;
+
+ return 0;
+}
+
+static int wlan_cmd_reg_access(wlan_private * priv,
+ struct cmd_ds_command *cmdptr,
+ u8 cmd_action, void *pdata_buf)
+{
+ struct wlan_offset_value *offval;
+
+ ENTER();
+
+ offval = (struct wlan_offset_value *)pdata_buf;
+
+ switch (cmdptr->command) {
+ case cmd_mac_reg_access:
+ {
+ struct cmd_ds_mac_reg_access *macreg;
+
+ cmdptr->size =
+ cpu_to_le16(sizeof
+ (struct cmd_ds_mac_reg_access)
+ + S_DS_GEN);
+ macreg =
+ (struct cmd_ds_mac_reg_access *)&cmdptr->params.
+ macreg;
+
+ macreg->action = cpu_to_le16(cmd_action);
+ macreg->offset = cpu_to_le16((u16) offval->offset);
+ macreg->value = cpu_to_le32(offval->value);
+
+ break;
+ }
+
+ case cmd_bbp_reg_access:
+ {
+ struct cmd_ds_bbp_reg_access *bbpreg;
+
+ cmdptr->size =
+ cpu_to_le16(sizeof
+ (struct cmd_ds_bbp_reg_access)
+ + S_DS_GEN);
+ bbpreg =
+ (struct cmd_ds_bbp_reg_access *)&cmdptr->params.
+ bbpreg;
+
+ bbpreg->action = cpu_to_le16(cmd_action);
+ bbpreg->offset = cpu_to_le16((u16) offval->offset);
+ bbpreg->value = (u8) offval->value;
+
+ break;
+ }
+
+ case cmd_rf_reg_access:
+ {
+ struct cmd_ds_rf_reg_access *rfreg;
+
+ cmdptr->size =
+ cpu_to_le16(sizeof
+ (struct cmd_ds_rf_reg_access) +
+ S_DS_GEN);
+ rfreg =
+ (struct cmd_ds_rf_reg_access *)&cmdptr->params.
+ rfreg;
+
+ rfreg->action = cpu_to_le16(cmd_action);
+ rfreg->offset = cpu_to_le16((u16) offval->offset);
+ rfreg->value = (u8) offval->value;
+
+ break;
+ }
+
+ default:
+ break;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_cmd_802_11_mac_address(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action)
+{
+ wlan_adapter *adapter = priv->adapter;
+
+ cmd->command = cpu_to_le16(cmd_802_11_mac_address);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) +
+ S_DS_GEN);
+ cmd->result = 0;
+
+ cmd->params.macadd.action = cpu_to_le16(cmd_action);
+
+ if (cmd_action == cmd_act_set) {
+ memcpy(cmd->params.macadd.macadd,
+ adapter->current_addr, ETH_ALEN);
+ lbs_dbg_hex("SET_CMD: MAC ADDRESS-", adapter->current_addr, 6);
+ }
+
+ return 0;
+}
+
+static int wlan_cmd_802_11_eeprom_access(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ int cmd_action, void *pdata_buf)
+{
+ struct wlan_ioctl_regrdwr *ea = pdata_buf;
+
+ ENTER();
+
+ cmd->command = cpu_to_le16(cmd_802_11_eeprom_access);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) +
+ S_DS_GEN);
+ cmd->result = 0;
+
+ cmd->params.rdeeprom.action = cpu_to_le16(ea->action);
+ cmd->params.rdeeprom.offset = cpu_to_le16(ea->offset);
+ cmd->params.rdeeprom.bytecount = cpu_to_le16(ea->NOB);
+ cmd->params.rdeeprom.value = 0;
+
+ return 0;
+}
+
+static int wlan_cmd_bt_access(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+ struct cmd_ds_bt_access *bt_access = &cmd->params.bt;
+ lbs_pr_debug(1, "BT CMD(%d)\n", cmd_action);
+
+ cmd->command = cpu_to_le16(cmd_bt_access);
+ cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access)
+ + S_DS_GEN);
+ cmd->result = 0;
+ bt_access->action = cpu_to_le16(cmd_action);
+
+ switch (cmd_action) {
+ case cmd_act_bt_access_add:
+ memcpy(bt_access->addr1, pdata_buf, 2 * ETH_ALEN);
+ lbs_dbg_hex("BT_ADD: blinded mac address-", bt_access->addr1, 6);
+ break;
+ case cmd_act_bt_access_del:
+ memcpy(bt_access->addr1, pdata_buf, 1 * ETH_ALEN);
+ lbs_dbg_hex("BT_DEL: blinded mac address-", bt_access->addr1, 6);
+ break;
+ case cmd_act_bt_access_list:
+ bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
+ break;
+ case cmd_act_bt_access_reset:
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
+static int wlan_cmd_fwt_access(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+ struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt;
+ lbs_pr_debug(1, "FWT CMD(%d)\n", cmd_action);
+
+ cmd->command = cpu_to_le16(cmd_fwt_access);
+ cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access)
+ + S_DS_GEN);
+ cmd->result = 0;
+
+ if (pdata_buf)
+ memcpy(fwt_access, pdata_buf, sizeof(*fwt_access));
+ else
+ memset(fwt_access, 0, sizeof(*fwt_access));
+
+ fwt_access->action = cpu_to_le16(cmd_action);
+
+ return 0;
+}
+
+static int wlan_cmd_mesh_access(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+ struct cmd_ds_mesh_access *mesh_access = &cmd->params.mesh;
+ lbs_pr_debug(1, "FWT CMD(%d)\n", cmd_action);
+
+ cmd->command = cpu_to_le16(cmd_mesh_access);
+ cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mesh_access)
+ + S_DS_GEN);
+ cmd->result = 0;
+
+ if (pdata_buf)
+ memcpy(mesh_access, pdata_buf, sizeof(*mesh_access));
+ else
+ memset(mesh_access, 0, sizeof(*mesh_access));
+
+ mesh_access->action = cpu_to_le16(cmd_action);
+
+ return 0;
+}
+
+void libertas_queue_cmd(wlan_adapter * adapter, struct cmd_ctrl_node *cmdnode, u8 addtail)
+{
+ unsigned long flags;
+ struct cmd_ds_command *cmdptr;
+
+ ENTER();
+
+ if (!cmdnode) {
+ lbs_pr_debug(1, "QUEUE_CMD: cmdnode is NULL\n");
+ goto done;
+ }
+
+ cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
+ if (!cmdptr) {
+ lbs_pr_debug(1, "QUEUE_CMD: cmdptr is NULL\n");
+ goto done;
+ }
+
+ /* Exit_PS command needs to be queued in the header always. */
+ if (cmdptr->command == cmd_802_11_ps_mode) {
+ struct cmd_ds_802_11_ps_mode *psm = &cmdptr->params.psmode;
+ if (psm->action == cmd_subcmd_exit_ps) {
+ if (adapter->psstate != PS_STATE_FULL_POWER)
+ addtail = 0;
+ }
+ }
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+
+ if (addtail)
+ list_add_tail((struct list_head *)cmdnode,
+ &adapter->cmdpendingq);
+ else
+ list_add((struct list_head *)cmdnode, &adapter->cmdpendingq);
+
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+ lbs_pr_debug(1, "QUEUE_CMD: Inserted node=0x%x, cmd=0x%x in cmdpendingq\n",
+ (u32) cmdnode,
+ ((struct cmd_ds_gen*)cmdnode->bufvirtualaddr)->command);
+
+done:
+ LEAVE();
+ return;
+}
+
+/*
+ * TODO: Fix the issue when DownloadcommandToStation is being called the
+ * second time when the command timesout. All the cmdptr->xxx are in little
+ * endian and therefore all the comparissions will fail.
+ * For now - we are not performing the endian conversion the second time - but
+ * for PS and DEEP_SLEEP we need to worry
+ */
+static int DownloadcommandToStation(wlan_private * priv,
+ struct cmd_ctrl_node *cmdnode)
+{
+ unsigned long flags;
+ struct cmd_ds_command *cmdptr;
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+ u16 cmdsize;
+ u16 command;
+
+ ENTER();
+
+ if (!adapter || !cmdnode) {
+ lbs_pr_debug(1, "DNLD_CMD: adapter = %#x, cmdnode = %#x\n",
+ (int)adapter, (int)cmdnode);
+ if (cmdnode) {
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ __libertas_cleanup_and_insert_cmd(priv, cmdnode);
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+ }
+ ret = -1;
+ goto done;
+ }
+
+ cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
+
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ if (!cmdptr || !cmdptr->size) {
+ lbs_pr_debug(1, "DNLD_CMD: cmdptr is Null or cmd size is Zero, "
+ "Not sending\n");
+ __libertas_cleanup_and_insert_cmd(priv, cmdnode);
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+ ret = -1;
+ goto done;
+ }
+
+ adapter->cur_cmd = cmdnode;
+ adapter->cur_cmd_retcode = 0;
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+ lbs_pr_debug(1, "DNLD_CMD:: Before download, size of cmd = %d\n",
+ cmdptr->size);
+
+ cmdsize = cmdptr->size;
+
+ command = cpu_to_le16(cmdptr->command);
+
+ cmdnode->cmdwaitqwoken = 0;
+ cmdsize = cpu_to_le16(cmdsize);
+
+ ret = libertas_sbi_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize);
+
+ if (ret != 0) {
+ lbs_pr_debug(1, "DNLD_CMD: Host to Card failed\n");
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ __libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
+ adapter->cur_cmd = NULL;
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+ ret = -1;
+ goto done;
+ }
+
+ lbs_pr_debug(1, "DNLD_CMD: Sent command 0x%x @ %lu\n", command, jiffies);
+ lbs_dbg_hex("DNLD_CMD: command", cmdnode->bufvirtualaddr, cmdsize);
+
+ /* Setup the timer after transmit command */
+ if (command == cmd_802_11_scan
+ || command == cmd_802_11_authenticate
+ || command == cmd_802_11_associate)
+ mod_timer(&adapter->command_timer, jiffies + (10*HZ));
+ else
+ mod_timer(&adapter->command_timer, jiffies + (5*HZ));
+
+ ret = 0;
+
+ done:
+ LEAVE();
+ return ret;
+}
+
+static int wlan_cmd_mac_control(wlan_private * priv,
+ struct cmd_ds_command *cmd)
+{
+ struct cmd_ds_mac_control *mac = &cmd->params.macctrl;
+
+ ENTER();
+
+ cmd->command = cpu_to_le16(cmd_mac_control);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_mac_control) + S_DS_GEN);
+ mac->action = cpu_to_le16(priv->adapter->currentpacketfilter);
+
+ lbs_pr_debug(1, "wlan_cmd_mac_control(): action=0x%X size=%d\n",
+ mac->action, cmd->size);
+
+ LEAVE();
+ return 0;
+}
+
+/**
+ * This function inserts command node to cmdfreeq
+ * after cleans it. Requires adapter->driver_lock held.
+ */
+void __libertas_cleanup_and_insert_cmd(wlan_private * priv, struct cmd_ctrl_node *ptempcmd)
+{
+ wlan_adapter *adapter = priv->adapter;
+
+ if (!ptempcmd)
+ goto done;
+
+ cleanup_cmdnode(ptempcmd);
+ list_add_tail((struct list_head *)ptempcmd, &adapter->cmdfreeq);
+done:
+ return;
+}
+
+void libertas_cleanup_and_insert_cmd(wlan_private * priv, struct cmd_ctrl_node *ptempcmd)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->adapter->driver_lock, flags);
+ __libertas_cleanup_and_insert_cmd(priv, ptempcmd);
+ spin_unlock_irqrestore(&priv->adapter->driver_lock, flags);
+}
+
+int libertas_set_radio_control(wlan_private * priv)
+{
+ int ret = 0;
+
+ ENTER();
+
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_radio_control,
+ cmd_act_set,
+ cmd_option_waitforrsp, 0, NULL);
+
+ lbs_pr_debug(1, "RADIO_SET: on or off: 0x%X, preamble = 0x%X\n",
+ priv->adapter->radioon, priv->adapter->preamble);
+
+ LEAVE();
+ return ret;
+}
+
+int libertas_set_mac_packet_filter(wlan_private * priv)
+{
+ int ret = 0;
+
+ ENTER();
+
+ lbs_pr_debug(1, "libertas_set_mac_packet_filter value = %x\n",
+ priv->adapter->currentpacketfilter);
+
+ /* Send MAC control command to station */
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_mac_control, 0, 0, 0, NULL);
+
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief This function prepare the command before send to firmware.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @param cmd_no command number
+ * @param cmd_action command action: GET or SET
+ * @param wait_option wait option: wait response or not
+ * @param cmd_oid cmd oid: treated as sub command
+ * @param pdata_buf A pointer to informaion buffer
+ * @return 0 or -1
+ */
+int libertas_prepare_and_send_command(wlan_private * priv,
+ u16 cmd_no,
+ u16 cmd_action,
+ u16 wait_option, u32 cmd_oid, void *pdata_buf)
+{
+ int ret = 0;
+ wlan_adapter *adapter = priv->adapter;
+ struct cmd_ctrl_node *cmdnode;
+ struct cmd_ds_command *cmdptr;
+ unsigned long flags;
+
+ ENTER();
+
+ if (!adapter) {
+ lbs_pr_debug(1, "PREP_CMD: adapter is Null\n");
+ ret = -1;
+ goto done;
+ }
+
+ if (adapter->surpriseremoved) {
+ lbs_pr_debug(1, "PREP_CMD: Card is Removed\n");
+ ret = -1;
+ goto done;
+ }
+
+ cmdnode = libertas_get_free_cmd_ctrl_node(priv);
+
+ if (cmdnode == NULL) {
+ lbs_pr_debug(1, "PREP_CMD: No free cmdnode\n");
+
+ /* Wake up main thread to execute next command */
+ wake_up_interruptible(&priv->mainthread.waitq);
+ ret = -1;
+ goto done;
+ }
+
+ libertas_set_cmd_ctrl_node(priv, cmdnode, cmd_oid, wait_option, pdata_buf);
+
+ cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
+
+ lbs_pr_debug(1, "PREP_CMD: Val of cmd ptr =0x%x, command=0x%X\n",
+ (u32) cmdptr, cmd_no);
+
+ if (!cmdptr) {
+ lbs_pr_debug(1, "PREP_CMD: bufvirtualaddr of cmdnode is NULL\n");
+ libertas_cleanup_and_insert_cmd(priv, cmdnode);
+ ret = -1;
+ goto done;
+ }
+
+ /* Set sequence number, command and INT option */
+ adapter->seqnum++;
+ cmdptr->seqnum = cpu_to_le16(adapter->seqnum);
+
+ cmdptr->command = cmd_no;
+ cmdptr->result = 0;
+
+ switch (cmd_no) {
+ case cmd_get_hw_spec:
+ ret = wlan_cmd_hw_spec(priv, cmdptr);
+ break;
+ case cmd_802_11_ps_mode:
+ ret = wlan_cmd_802_11_ps_mode(priv, cmdptr, cmd_action);
+ break;
+
+ case cmd_802_11_scan:
+ ret = libertas_cmd_80211_scan(priv, cmdptr, pdata_buf);
+ break;
+
+ case cmd_mac_control:
+ ret = wlan_cmd_mac_control(priv, cmdptr);
+ break;
+
+ case cmd_802_11_associate:
+ case cmd_802_11_reassociate:
+ ret = libertas_cmd_80211_associate(priv, cmdptr, pdata_buf);
+ break;
+
+ case cmd_802_11_deauthenticate:
+ ret = libertas_cmd_80211_deauthenticate(priv, cmdptr);
+ break;
+
+ case cmd_802_11_set_wep:
+ ret = wlan_cmd_802_11_set_wep(priv, cmdptr, cmd_action, pdata_buf);
+ break;
+
+ case cmd_802_11_ad_hoc_start:
+ ret = libertas_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
+ break;
+ case cmd_code_dnld:
+ break;
+
+ case cmd_802_11_reset:
+ ret = wlan_cmd_802_11_reset(priv, cmdptr, cmd_action);
+ break;
+
+ case cmd_802_11_get_log:
+ ret = wlan_cmd_802_11_get_log(priv, cmdptr);
+ break;
+
+ case cmd_802_11_authenticate:
+ ret = libertas_cmd_80211_authenticate(priv, cmdptr, pdata_buf);
+ break;
+
+ case cmd_802_11_get_stat:
+ ret = wlan_cmd_802_11_get_stat(priv, cmdptr);
+ break;
+
+ case cmd_802_11_snmp_mib:
+ ret = wlan_cmd_802_11_snmp_mib(priv, cmdptr,
+ cmd_action, cmd_oid, pdata_buf);
+ break;
+
+ case cmd_mac_reg_access:
+ case cmd_bbp_reg_access:
+ case cmd_rf_reg_access:
+ ret = wlan_cmd_reg_access(priv, cmdptr, cmd_action, pdata_buf);
+ break;
+
+ case cmd_802_11_rf_channel:
+ ret = wlan_cmd_802_11_rf_channel(priv, cmdptr,
+ cmd_action, pdata_buf);
+ break;
+
+ case cmd_802_11_rf_tx_power:
+ ret = wlan_cmd_802_11_rf_tx_power(priv, cmdptr,
+ cmd_action, pdata_buf);
+ break;
+
+ case cmd_802_11_radio_control:
+ ret = wlan_cmd_802_11_radio_control(priv, cmdptr, cmd_action);
+ break;
+
+ case cmd_802_11_rf_antenna:
+ ret = wlan_cmd_802_11_rf_antenna(priv, cmdptr,
+ cmd_action, pdata_buf);
+ break;
+
+ case cmd_802_11_data_rate:
+ ret = wlan_cmd_802_11_data_rate(priv, cmdptr, cmd_action);
+ break;
+ case cmd_802_11_rate_adapt_rateset:
+ ret = wlan_cmd_802_11_rate_adapt_rateset(priv,
+ cmdptr, cmd_action);
+ break;
+
+ case cmd_mac_multicast_adr:
+ ret = wlan_cmd_mac_multicast_adr(priv, cmdptr, cmd_action);
+ break;
+
+ case cmd_802_11_ad_hoc_join:
+ ret = libertas_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf);
+ break;
+
+ case cmd_802_11_rssi:
+ ret = wlan_cmd_802_11_rssi(priv, cmdptr);
+ break;
+
+ case cmd_802_11_ad_hoc_stop:
+ ret = libertas_cmd_80211_ad_hoc_stop(priv, cmdptr);
+ break;
+
+ case cmd_802_11_enable_rsn:
+ ret = wlan_cmd_802_11_enable_rsn(priv, cmdptr, cmd_action);
+ break;
+
+ case cmd_802_11_key_material:
+ ret = wlan_cmd_802_11_key_material(priv, cmdptr,
+ cmd_action, cmd_oid,
+ pdata_buf);
+ break;
+
+ case cmd_802_11_pairwise_tsc:
+ break;
+ case cmd_802_11_group_tsc:
+ break;
+
+ case cmd_802_11_mac_address:
+ ret = wlan_cmd_802_11_mac_address(priv, cmdptr, cmd_action);
+ break;
+
+ case cmd_802_11_eeprom_access:
+ ret = wlan_cmd_802_11_eeprom_access(priv, cmdptr,
+ cmd_action, pdata_buf);
+ break;
+
+ case cmd_802_11_set_afc:
+ case cmd_802_11_get_afc:
+
+ cmdptr->command = cpu_to_le16(cmd_no);
+ cmdptr->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) +
+ S_DS_GEN);
+
+ memmove(&cmdptr->params.afc,
+ pdata_buf, sizeof(struct cmd_ds_802_11_afc));
+
+ ret = 0;
+ goto done;
+
+ case cmd_802_11d_domain_info:
+ ret = libertas_cmd_802_11d_domain_info(priv, cmdptr,
+ cmd_no, cmd_action);
+ break;
+
+ case cmd_802_11_sleep_params:
+ ret = wlan_cmd_802_11_sleep_params(priv, cmdptr, cmd_action);
+ break;
+ case cmd_802_11_inactivity_timeout:
+ ret = wlan_cmd_802_11_inactivity_timeout(priv, cmdptr,
+ cmd_action, pdata_buf);
+ libertas_set_cmd_ctrl_node(priv, cmdnode, 0, 0, pdata_buf);
+ break;
+
+ case cmd_802_11_tpc_cfg:
+ cmdptr->command = cpu_to_le16(cmd_802_11_tpc_cfg);
+ cmdptr->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_tpc_cfg) +
+ S_DS_GEN);
+
+ memmove(&cmdptr->params.tpccfg,
+ pdata_buf, sizeof(struct cmd_ds_802_11_tpc_cfg));
+
+ ret = 0;
+ break;
+ case cmd_802_11_led_gpio_ctrl:
+ {
+ struct mrvlietypes_ledgpio *gpio =
+ (struct mrvlietypes_ledgpio*)
+ cmdptr->params.ledgpio.data;
+
+ memmove(&cmdptr->params.ledgpio,
+ pdata_buf,
+ sizeof(struct cmd_ds_802_11_led_ctrl));
+
+ cmdptr->command =
+ cpu_to_le16(cmd_802_11_led_gpio_ctrl);
+
+#define ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN 8
+ cmdptr->size =
+ cpu_to_le16(gpio->header.len + S_DS_GEN +
+ ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN);
+ gpio->header.len = cpu_to_le16(gpio->header.len);
+
+ ret = 0;
+ break;
+ }
+ case cmd_802_11_pwr_cfg:
+ cmdptr->command = cpu_to_le16(cmd_802_11_pwr_cfg);
+ cmdptr->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_pwr_cfg) +
+ S_DS_GEN);
+ memmove(&cmdptr->params.pwrcfg, pdata_buf,
+ sizeof(struct cmd_ds_802_11_pwr_cfg));
+
+ ret = 0;
+ break;
+ case cmd_bt_access:
+ ret = wlan_cmd_bt_access(priv, cmdptr, cmd_action, pdata_buf);
+ break;
+
+ case cmd_fwt_access:
+ ret = wlan_cmd_fwt_access(priv, cmdptr, cmd_action, pdata_buf);
+ break;
+
+ case cmd_mesh_access:
+ ret = wlan_cmd_mesh_access(priv, cmdptr, cmd_action, pdata_buf);
+ break;
+
+ case cmd_get_tsf:
+ cmdptr->command = cpu_to_le16(cmd_get_tsf);
+ cmdptr->size =
+ cpu_to_le16(sizeof(struct cmd_ds_get_tsf)
+ + S_DS_GEN);
+ ret = 0;
+ break;
+ case cmd_802_11_tx_rate_query:
+ cmdptr->command =
+ cpu_to_le16(cmd_802_11_tx_rate_query);
+ cmdptr->size =
+ cpu_to_le16(sizeof(struct cmd_tx_rate_query) +
+ S_DS_GEN);
+ adapter->txrate = 0;
+ ret = 0;
+ break;
+ default:
+ lbs_pr_debug(1, "PREP_CMD: unknown command- %#x\n", cmd_no);
+ ret = -1;
+ break;
+ }
+
+ /* return error, since the command preparation failed */
+ if (ret != 0) {
+ lbs_pr_debug(1, "PREP_CMD: command preparation failed\n");
+ libertas_cleanup_and_insert_cmd(priv, cmdnode);
+ ret = -1;
+ goto done;
+ }
+
+ cmdnode->cmdwaitqwoken = 0;
+
+ libertas_queue_cmd(adapter, cmdnode, 1);
+ adapter->nr_cmd_pending++;
+ wake_up_interruptible(&priv->mainthread.waitq);
+
+ if (wait_option & cmd_option_waitforrsp) {
+ lbs_pr_debug(1, "PREP_CMD: Wait for CMD response\n");
+ might_sleep();
+ wait_event_interruptible(cmdnode->cmdwait_q,
+ cmdnode->cmdwaitqwoken);
+ }
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ if (adapter->cur_cmd_retcode) {
+ lbs_pr_debug(1, "PREP_CMD: command failed with return code=%d\n",
+ adapter->cur_cmd_retcode);
+ adapter->cur_cmd_retcode = 0;
+ ret = -1;
+ }
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+done:
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief This function allocates the command buffer and link
+ * it to command free queue.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @return 0 or -1
+ */
+int libertas_allocate_cmd_buffer(wlan_private * priv)
+{
+ int ret = 0;
+ u32 ulbufsize;
+ u32 i;
+ struct cmd_ctrl_node *tempcmd_array;
+ u8 *ptempvirtualaddr;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ /* Allocate and initialize cmdCtrlNode */
+ ulbufsize = sizeof(struct cmd_ctrl_node) * MRVDRV_NUM_OF_CMD_BUFFER;
+
+ if (!(tempcmd_array = kmalloc(ulbufsize, GFP_KERNEL))) {
+ lbs_pr_debug(1,
+ "ALLOC_CMD_BUF: failed to allocate tempcmd_array\n");
+ ret = -1;
+ goto done;
+ }
+
+ adapter->cmd_array = tempcmd_array;
+ memset(adapter->cmd_array, 0, ulbufsize);
+
+ /* Allocate and initialize command buffers */
+ ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER;
+ for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) {
+ if (!(ptempvirtualaddr = kmalloc(ulbufsize, GFP_KERNEL))) {
+ lbs_pr_debug(1,
+ "ALLOC_CMD_BUF: ptempvirtualaddr: out of memory\n");
+ ret = -1;
+ goto done;
+ }
+
+ memset(ptempvirtualaddr, 0, ulbufsize);
+
+ /* Update command buffer virtual */
+ tempcmd_array[i].bufvirtualaddr = ptempvirtualaddr;
+ }
+
+ for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) {
+ init_waitqueue_head(&tempcmd_array[i].cmdwait_q);
+ libertas_cleanup_and_insert_cmd(priv, &tempcmd_array[i]);
+ }
+
+ ret = 0;
+ done:
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief This function frees the command buffer.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @return 0 or -1
+ */
+int libertas_free_cmd_buffer(wlan_private * priv)
+{
+ u32 ulbufsize;
+ unsigned int i;
+ struct cmd_ctrl_node *tempcmd_array;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ /* need to check if cmd array is allocated or not */
+ if (adapter->cmd_array == NULL) {
+ lbs_pr_debug(1, "FREE_CMD_BUF: cmd_array is Null\n");
+ goto done;
+ }
+
+ tempcmd_array = adapter->cmd_array;
+
+ /* Release shared memory buffers */
+ ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER;
+ for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) {
+ if (tempcmd_array[i].bufvirtualaddr) {
+ lbs_pr_debug(1, "Free all the array\n");
+ kfree(tempcmd_array[i].bufvirtualaddr);
+ tempcmd_array[i].bufvirtualaddr = NULL;
+ }
+ }
+
+ /* Release cmd_ctrl_node */
+ if (adapter->cmd_array) {
+ lbs_pr_debug(1, "Free cmd_array\n");
+ kfree(adapter->cmd_array);
+ adapter->cmd_array = NULL;
+ }
+
+done:
+ LEAVE();
+ return 0;
+}
+
+/**
+ * @brief This function gets a free command node if available in
+ * command free queue.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @return cmd_ctrl_node A pointer to cmd_ctrl_node structure or NULL
+ */
+struct cmd_ctrl_node *libertas_get_free_cmd_ctrl_node(wlan_private * priv)
+{
+ struct cmd_ctrl_node *tempnode;
+ wlan_adapter *adapter = priv->adapter;
+ unsigned long flags;
+
+ if (!adapter)
+ return NULL;
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+
+ if (!list_empty(&adapter->cmdfreeq)) {
+ tempnode = (struct cmd_ctrl_node *)adapter->cmdfreeq.next;
+ list_del((struct list_head *)tempnode);
+ } else {
+ lbs_pr_debug(1, "GET_CMD_NODE: cmd_ctrl_node is not available\n");
+ tempnode = NULL;
+ }
+
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+ if (tempnode) {
+ lbs_pr_debug(3, "GET_CMD_NODE: cmdCtrlNode available\n");
+ lbs_pr_debug(3, "GET_CMD_NODE: cmdCtrlNode Address = %p\n",
+ tempnode);
+ cleanup_cmdnode(tempnode);
+ }
+
+ return tempnode;
+}
+
+/**
+ * @brief This function cleans command node.
+ *
+ * @param ptempnode A pointer to cmdCtrlNode structure
+ * @return n/a
+ */
+static void cleanup_cmdnode(struct cmd_ctrl_node *ptempnode)
+{
+ if (!ptempnode)
+ return;
+ ptempnode->cmdwaitqwoken = 1;
+ wake_up_interruptible(&ptempnode->cmdwait_q);
+ ptempnode->status = 0;
+ ptempnode->cmd_oid = (u32) 0;
+ ptempnode->wait_option = 0;
+ ptempnode->pdata_buf = NULL;
+
+ if (ptempnode->bufvirtualaddr != NULL)
+ memset(ptempnode->bufvirtualaddr, 0, MRVDRV_SIZE_OF_CMD_BUFFER);
+ return;
+}
+
+/**
+ * @brief This function initializes the command node.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @param ptempnode A pointer to cmd_ctrl_node structure
+ * @param cmd_oid cmd oid: treated as sub command
+ * @param wait_option wait option: wait response or not
+ * @param pdata_buf A pointer to informaion buffer
+ * @return 0 or -1
+ */
+void libertas_set_cmd_ctrl_node(wlan_private * priv,
+ struct cmd_ctrl_node *ptempnode,
+ u32 cmd_oid, u16 wait_option, void *pdata_buf)
+{
+ ENTER();
+
+ if (!ptempnode)
+ return;
+
+ ptempnode->cmd_oid = cmd_oid;
+ ptempnode->wait_option = wait_option;
+ ptempnode->pdata_buf = pdata_buf;
+
+ LEAVE();
+}
+
+/**
+ * @brief This function executes next command in command
+ * pending queue. It will put fimware back to PS mode
+ * if applicable.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @return 0 or -1
+ */
+int libertas_execute_next_command(wlan_private * priv)
+{
+ wlan_adapter *adapter = priv->adapter;
+ struct cmd_ctrl_node *cmdnode = NULL;
+ struct cmd_ds_command *cmdptr;
+ unsigned long flags;
+ int ret = 0;
+
+ lbs_pr_debug(1, "libertas_execute_next_command\n");
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+
+ if (adapter->cur_cmd) {
+ lbs_pr_alert( "EXEC_NEXT_CMD: there is command in processing!\n");
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+ ret = -1;
+ goto done;
+ }
+
+ if (!list_empty(&adapter->cmdpendingq)) {
+ cmdnode = (struct cmd_ctrl_node *)
+ adapter->cmdpendingq.next;
+ }
+
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+ if (cmdnode) {
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: Got next command from cmdpendingq\n");
+ cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
+
+ if (is_command_allowed_in_ps(cmdptr->command)) {
+ if ((adapter->psstate == PS_STATE_SLEEP)
+ || (adapter->psstate == PS_STATE_PRE_SLEEP)
+ ) {
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: Cannot send cmd 0x%x in psstate %d\n",
+ cmdptr->command, adapter->psstate);
+ ret = -1;
+ goto done;
+ }
+ lbs_pr_debug(1, "EXEC_NEXT_CMD: OK to send command "
+ "0x%x in psstate %d\n",
+ cmdptr->command, adapter->psstate);
+ } else if (adapter->psstate != PS_STATE_FULL_POWER) {
+ /*
+ * 1. Non-PS command:
+ * Queue it. set needtowakeup to TRUE if current state
+ * is SLEEP, otherwise call libertas_ps_wakeup to send Exit_PS.
+ * 2. PS command but not Exit_PS:
+ * Ignore it.
+ * 3. PS command Exit_PS:
+ * Set needtowakeup to TRUE if current state is SLEEP,
+ * otherwise send this command down to firmware
+ * immediately.
+ */
+ if (cmdptr->command !=
+ cpu_to_le16(cmd_802_11_ps_mode)) {
+ /* Prepare to send Exit PS,
+ * this non PS command will be sent later */
+ if ((adapter->psstate == PS_STATE_SLEEP)
+ || (adapter->psstate == PS_STATE_PRE_SLEEP)
+ ) {
+ /* w/ new scheme, it will not reach here.
+ since it is blocked in main_thread. */
+ adapter->needtowakeup = 1;
+ } else
+ libertas_ps_wakeup(priv, 0);
+
+ ret = 0;
+ goto done;
+ } else {
+ /*
+ * PS command. Ignore it if it is not Exit_PS.
+ * otherwise send it down immediately.
+ */
+ struct cmd_ds_802_11_ps_mode *psm =
+ &cmdptr->params.psmode;
+
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: PS cmd- action=0x%x\n",
+ psm->action);
+ if (psm->action !=
+ cpu_to_le16(cmd_subcmd_exit_ps)) {
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: Ignore Enter PS cmd\n");
+ list_del((struct list_head *)cmdnode);
+ libertas_cleanup_and_insert_cmd(priv, cmdnode);
+
+ ret = 0;
+ goto done;
+ }
+
+ if ((adapter->psstate == PS_STATE_SLEEP)
+ || (adapter->psstate == PS_STATE_PRE_SLEEP)
+ ) {
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: Ignore ExitPS cmd in sleep\n");
+ list_del((struct list_head *)cmdnode);
+ libertas_cleanup_and_insert_cmd(priv, cmdnode);
+ adapter->needtowakeup = 1;
+
+ ret = 0;
+ goto done;
+ }
+
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: Sending Exit_PS down...\n");
+ }
+ }
+ list_del((struct list_head *)cmdnode);
+ lbs_pr_debug(1, "EXEC_NEXT_CMD: Sending 0x%04X command\n",
+ cmdptr->command);
+ DownloadcommandToStation(priv, cmdnode);
+ } else {
+ /*
+ * check if in power save mode, if yes, put the device back
+ * to PS mode
+ */
+ if ((adapter->psmode != wlan802_11powermodecam) &&
+ (adapter->psstate == PS_STATE_FULL_POWER) &&
+ (adapter->connect_status == libertas_connected)) {
+ if (adapter->secinfo.WPAenabled
+ || adapter->secinfo.WPA2enabled) {
+ /* check for valid WPA group keys */
+ if (adapter->wpa_mcast_key.len
+ || adapter->wpa_unicast_key.len) {
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: WPA enabled and GTK_SET"
+ " go back to PS_SLEEP");
+ libertas_ps_sleep(priv, 0);
+ }
+ } else {
+ lbs_pr_debug(1,
+ "EXEC_NEXT_CMD: command PendQ is empty,"
+ " go back to PS_SLEEP");
+ libertas_ps_sleep(priv, 0);
+ }
+ }
+ }
+
+ ret = 0;
+done:
+ return ret;
+}
+
+void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str)
+{
+ union iwreq_data iwrq;
+ u8 buf[50];
+
+ ENTER();
+
+ memset(&iwrq, 0, sizeof(union iwreq_data));
+ memset(buf, 0, sizeof(buf));
+
+ snprintf(buf, sizeof(buf) - 1, "%s", str);
+
+ iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN;
+
+ /* Send Event to upper layer */
+ lbs_pr_debug(1, "Event Indication string = %s\n",
+ (char *)buf);
+ lbs_pr_debug(1, "Event Indication String length = %d\n", iwrq.data.length);
+
+ lbs_pr_debug(1, "Sending wireless event IWEVCUSTOM for %s\n", str);
+ wireless_send_event(priv->wlan_dev.netdev, IWEVCUSTOM, &iwrq, buf);
+
+ LEAVE();
+ return;
+}
+
+static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size)
+{
+ unsigned long flags;
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+
+ ENTER();
+
+ lbs_pr_debug(1, "SEND_SLEEPC_CMD: Before download, size of cmd = %d\n",
+ size);
+
+ lbs_dbg_hex("SEND_SLEEPC_CMD: Sleep confirm command", cmdptr, size);
+
+ ret = libertas_sbi_host_to_card(priv, MVMS_CMD, cmdptr, size);
+ priv->wlan_dev.dnld_sent = DNLD_RES_RECEIVED;
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ if (adapter->intcounter || adapter->currenttxskb)
+ lbs_pr_debug(1, "SEND_SLEEPC_CMD: intcounter=%d currenttxskb=%p\n",
+ adapter->intcounter, adapter->currenttxskb);
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+ if (ret) {
+ lbs_pr_alert(
+ "SEND_SLEEPC_CMD: Host to Card failed for Confirm Sleep\n");
+ } else {
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ if (!adapter->intcounter) {
+ adapter->psstate = PS_STATE_SLEEP;
+ } else {
+ lbs_pr_debug(1, "SEND_SLEEPC_CMD: After sent,IntC=%d\n",
+ adapter->intcounter);
+ }
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+ lbs_pr_debug(1, "SEND_SLEEPC_CMD: Sent Confirm Sleep command\n");
+ lbs_pr_debug(1, "+");
+ }
+
+ LEAVE();
+ return ret;
+}
+
+void libertas_ps_sleep(wlan_private * priv, int wait_option)
+{
+
+ ENTER();
+
+ /*
+ * PS is currently supported only in Infrastructure mode
+ * Remove this check if it is to be supported in IBSS mode also
+ */
+
+ libertas_prepare_and_send_command(priv, cmd_802_11_ps_mode,
+ cmd_subcmd_enter_ps, wait_option, 0, NULL);
+
+ LEAVE();
+ return;
+}
+
+/**
+ * @brief This function sends Eixt_PS command to firmware.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @param wait_option wait response or not
+ * @return n/a
+ */
+void libertas_ps_wakeup(wlan_private * priv, int wait_option)
+{
+ enum WLAN_802_11_POWER_MODE Localpsmode;
+
+ ENTER();
+
+ Localpsmode = wlan802_11powermodecam;
+
+ lbs_pr_debug(1, "Exit_PS: Localpsmode = %d\n", Localpsmode);
+
+ libertas_prepare_and_send_command(priv, cmd_802_11_ps_mode,
+ cmd_subcmd_exit_ps,
+ wait_option, 0, &Localpsmode);
+
+ LEAVE();
+ return;
+}
+
+/**
+ * @brief This function checks condition and prepares to
+ * send sleep confirm command to firmware if ok.
+ *
+ * @param priv A pointer to wlan_private structure
+ * @param psmode Power Saving mode
+ * @return n/a
+ */
+void libertas_ps_confirm_sleep(wlan_private * priv, u16 psmode)
+{
+ unsigned long flags =0;
+ wlan_adapter *adapter = priv->adapter;
+ u8 allowed = 1;
+
+ ENTER();
+
+ if (priv->wlan_dev.dnld_sent) {
+ allowed = 0;
+ lbs_pr_debug(1, "D");
+ }
+
+ spin_lock_irqsave(&adapter->driver_lock, flags);
+ if (adapter->cur_cmd) {
+ allowed = 0;
+ lbs_pr_debug(1, "C");
+ }
+ if (adapter->intcounter > 0) {
+ allowed = 0;
+ lbs_pr_debug(1, "I%d", adapter->intcounter);
+ }
+ spin_unlock_irqrestore(&adapter->driver_lock, flags);
+
+ if (allowed) {
+ lbs_pr_debug(1, "Sending libertas_ps_confirm_sleep\n");
+ sendconfirmsleep(priv, (u8 *) & adapter->libertas_ps_confirm_sleep,
+ sizeof(struct PS_CMD_ConfirmSleep));
+ } else {
+ lbs_pr_debug(1, "Sleep Confirm has been delayed\n");
+ }
+
+ LEAVE();
+}