diff options
Diffstat (limited to 'drivers/net/wireless/libertas/cmd.c')
| -rw-r--r-- | drivers/net/wireless/libertas/cmd.c | 1407 |
1 files changed, 814 insertions, 593 deletions
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index be5cfd8402c7..eab020338fde 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -11,47 +11,139 @@ #include "dev.h" #include "join.h" #include "wext.h" +#include "cmd.h" -static void cleanup_cmdnode(struct cmd_ctrl_node *ptempnode); +static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv); +static void lbs_set_cmd_ctrl_node(struct lbs_private *priv, + struct cmd_ctrl_node *ptempnode, + void *pdata_buf); -static u16 commands_allowed_in_ps[] = { - CMD_802_11_RSSI, -}; /** - * @brief This function checks if the commans is allowed - * in PS mode not. + * @brief Checks whether a command is allowed in Power Save mode * * @param command the command ID - * @return TRUE or FALSE + * @return 1 if allowed, 0 if not allowed */ -static u8 is_command_allowed_in_ps(__le16 command) +static u8 is_command_allowed_in_ps(u16 cmd) { - int i; - - for (i = 0; i < ARRAY_SIZE(commands_allowed_in_ps); i++) { - if (command == cpu_to_le16(commands_allowed_in_ps[i])) - return 1; + switch (cmd) { + case CMD_802_11_RSSI: + return 1; + default: + break; } - return 0; } -static int wlan_cmd_hw_spec(wlan_private * priv, struct cmd_ds_command *cmd) +/** + * @brief Updates the hardware details like MAC address and regulatory region + * + * @param priv A pointer to struct lbs_private structure + * + * @return 0 on success, error on failure + */ +int lbs_update_hw_spec(struct lbs_private *priv) { - struct cmd_ds_get_hw_spec *hwspec = &cmd->params.hwspec; + struct cmd_ds_get_hw_spec cmd; + int ret = -1; + u32 i; + DECLARE_MAC_BUF(mac); lbs_deb_enter(LBS_DEB_CMD); - 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); + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + memcpy(cmd.permanentaddr, priv->current_addr, ETH_ALEN); + ret = lbs_cmd_with_response(priv, CMD_GET_HW_SPEC, &cmd); + if (ret) + goto out; + + priv->fwcapinfo = le32_to_cpu(cmd.fwcapinfo); + + /* The firmware release is in an interesting format: the patch + * level is in the most significant nibble ... so fix that: */ + priv->fwrelease = le32_to_cpu(cmd.fwrelease); + priv->fwrelease = (priv->fwrelease << 8) | + (priv->fwrelease >> 24 & 0xff); + + /* Some firmware capabilities: + * CF card firmware 5.0.16p0: cap 0x00000303 + * USB dongle firmware 5.110.17p2: cap 0x00000303 + */ + printk("libertas: %s, fw %u.%u.%up%u, cap 0x%08x\n", + print_mac(mac, cmd.permanentaddr), + priv->fwrelease >> 24 & 0xff, + priv->fwrelease >> 16 & 0xff, + priv->fwrelease >> 8 & 0xff, + priv->fwrelease & 0xff, + priv->fwcapinfo); + lbs_deb_cmd("GET_HW_SPEC: hardware interface 0x%x, hardware spec 0x%04x\n", + cmd.hwifversion, cmd.version); + + /* Clamp region code to 8-bit since FW spec indicates that it should + * only ever be 8-bit, even though the field size is 16-bit. Some firmware + * returns non-zero high 8 bits here. + */ + priv->regioncode = le16_to_cpu(cmd.regioncode) & 0xFF; + + for (i = 0; i < MRVDRV_MAX_REGION_CODE; i++) { + /* use the region code to search for the index */ + if (priv->regioncode == lbs_region_code_to_index[i]) + break; + } + + /* if it's unidentified region code, use the default (USA) */ + if (i >= MRVDRV_MAX_REGION_CODE) { + priv->regioncode = 0x10; + lbs_pr_info("unidentified region code; using the default (USA)\n"); + } + + if (priv->current_addr[0] == 0xff) + memmove(priv->current_addr, cmd.permanentaddr, ETH_ALEN); + + memcpy(priv->dev->dev_addr, priv->current_addr, ETH_ALEN); + if (priv->mesh_dev) + memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN); + + if (lbs_set_regiontable(priv, priv->regioncode, 0)) { + ret = -1; + goto out; + } + if (lbs_set_universaltable(priv, 0)) { + ret = -1; + goto out; + } + +out: lbs_deb_leave(LBS_DEB_CMD); - return 0; + return ret; } -static int wlan_cmd_802_11_ps_mode(wlan_private * priv, +int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria) +{ + struct cmd_ds_host_sleep cmd_config; + int ret; + + cmd_config.hdr.size = cpu_to_le16(sizeof(cmd_config)); + cmd_config.criteria = cpu_to_le32(criteria); + cmd_config.gpio = priv->wol_gpio; + cmd_config.gap = priv->wol_gap; + + ret = lbs_cmd_with_response(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config); + if (!ret) { + lbs_deb_cmd("Set WOL criteria to %x\n", criteria); + priv->wol_criteria = criteria; + } else { + lbs_pr_info("HOST_SLEEP_CFG failed %d\n", ret); + } + + return ret; +} +EXPORT_SYMBOL_GPL(lbs_host_sleep_cfg); + +static int lbs_cmd_802_11_ps_mode(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action) { @@ -90,161 +182,161 @@ static int wlan_cmd_802_11_ps_mode(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_inactivity_timeout(wlan_private * priv, - struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf) +int lbs_cmd_802_11_inactivity_timeout(struct lbs_private *priv, + uint16_t cmd_action, uint16_t *timeout) { - u16 *timeout = pdata_buf; + struct cmd_ds_802_11_inactivity_timeout cmd; + int ret; lbs_deb_enter(LBS_DEB_CMD); - 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.hdr.command = cpu_to_le16(CMD_802_11_INACTIVITY_TIMEOUT); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - cmd->params.inactivity_timeout.action = cpu_to_le16(cmd_action); + cmd.action = cpu_to_le16(cmd_action); - if (cmd_action) - cmd->params.inactivity_timeout.timeout = cpu_to_le16(*timeout); + if (cmd_action == CMD_ACT_SET) + cmd.timeout = cpu_to_le16(*timeout); else - cmd->params.inactivity_timeout.timeout = 0; + cmd.timeout = 0; - lbs_deb_leave(LBS_DEB_CMD); + ret = lbs_cmd_with_response(priv, CMD_802_11_INACTIVITY_TIMEOUT, &cmd); + + if (!ret) + *timeout = le16_to_cpu(cmd.timeout); + + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return 0; } -static int wlan_cmd_802_11_sleep_params(wlan_private * priv, - struct cmd_ds_command *cmd, - u16 cmd_action) +int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action, + struct sleep_params *sp) { - wlan_adapter *adapter = priv->adapter; - struct cmd_ds_802_11_sleep_params *sp = &cmd->params.sleep_params; + struct cmd_ds_802_11_sleep_params cmd; + int ret; lbs_deb_enter(LBS_DEB_CMD); - 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); + memset(&cmd, 0, sizeof(cmd)); + } else { + cmd.error = cpu_to_le16(sp->sp_error); + cmd.offset = cpu_to_le16(sp->sp_offset); + cmd.stabletime = cpu_to_le16(sp->sp_stabletime); + cmd.calcontrol = sp->sp_calcontrol; + cmd.externalsleepclk = sp->sp_extsleepclk; + cmd.reserved = cpu_to_le16(sp->sp_reserved); + } + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(cmd_action); + + ret = lbs_cmd_with_response(priv, CMD_802_11_SLEEP_PARAMS, &cmd); + + if (!ret) { + lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, " + "calcontrol 0x%x extsleepclk 0x%x\n", + le16_to_cpu(cmd.error), le16_to_cpu(cmd.offset), + le16_to_cpu(cmd.stabletime), cmd.calcontrol, + cmd.externalsleepclk); + + sp->sp_error = le16_to_cpu(cmd.error); + sp->sp_offset = le16_to_cpu(cmd.offset); + sp->sp_stabletime = le16_to_cpu(cmd.stabletime); + sp->sp_calcontrol = cmd.calcontrol; + sp->sp_extsleepclk = cmd.externalsleepclk; + sp->sp_reserved = le16_to_cpu(cmd.reserved); } - lbs_deb_leave(LBS_DEB_CMD); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return 0; } -static int wlan_cmd_802_11_set_wep(wlan_private * priv, - struct cmd_ds_command *cmd, - u32 cmd_act, - void * pdata_buf) +int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action, + struct assoc_request *assoc) { - struct cmd_ds_802_11_set_wep *wep = &cmd->params.wep; - wlan_adapter *adapter = priv->adapter; + struct cmd_ds_802_11_set_wep cmd; int ret = 0; - struct assoc_request * assoc_req = pdata_buf; lbs_deb_enter(LBS_DEB_CMD); - cmd->command = cpu_to_le16(CMD_802_11_SET_WEP); - cmd->size = cpu_to_le16(sizeof(*wep) + S_DS_GEN); - - if (cmd_act == CMD_ACT_ADD) { - int i; + cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - if (!assoc_req) { - lbs_deb_cmd("Invalid association request!"); - ret = -1; - goto done; - } + cmd.action = cpu_to_le16(cmd_action); - wep->action = cpu_to_le16(CMD_ACT_ADD); + if (cmd_action == CMD_ACT_ADD) { + int i; /* default tx key index */ - wep->keyindex = cpu_to_le16((u16)(assoc_req->wep_tx_keyidx & - (u32)CMD_WEP_KEY_INDEX_MASK)); + cmd.keyindex = cpu_to_le16(assoc->wep_tx_keyidx & + CMD_WEP_KEY_INDEX_MASK); /* Copy key types and material to host command structure */ for (i = 0; i < 4; i++) { - struct enc_key * pkey = &assoc_req->wep_keys[i]; + struct enc_key *pkey = &assoc->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); + cmd.keytype[i] = CMD_TYPE_WEP_40_BIT; + memmove(cmd.keymaterial[i], pkey->key, pkey->len); lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i); break; case KEY_LEN_WEP_104: - wep->keytype[i] = CMD_TYPE_WEP_104_BIT; - memmove(&wep->keymaterial[i], pkey->key, - pkey->len); + cmd.keytype[i] = CMD_TYPE_WEP_104_BIT; + memmove(cmd.keymaterial[i], pkey->key, pkey->len); lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i); break; case 0: break; default: lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n", - i, pkey->len); + i, pkey->len); ret = -1; goto done; break; } } - } else if (cmd_act == CMD_ACT_REMOVE) { + } else if (cmd_action == 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)); - lbs_deb_cmd("SET_WEP: remove key %d\n", adapter->wep_tx_keyidx); + cmd.keyindex = cpu_to_le16(priv->wep_tx_keyidx & + CMD_WEP_KEY_INDEX_MASK); + lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx); } - ret = 0; - + ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); done: lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } -static int wlan_cmd_802_11_enable_rsn(wlan_private * priv, - struct cmd_ds_command *cmd, - u16 cmd_action, - void * pdata_buf) +int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action, + uint16_t *enable) { - struct cmd_ds_802_11_enable_rsn *penableRSN = &cmd->params.enbrsn; - u32 * enable = pdata_buf; + struct cmd_ds_802_11_enable_rsn cmd; + int ret; lbs_deb_enter(LBS_DEB_CMD); - cmd->command = cpu_to_le16(CMD_802_11_ENABLE_RSN); - cmd->size = cpu_to_le16(sizeof(*penableRSN) + S_DS_GEN); - penableRSN->action = cpu_to_le16(cmd_action); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(cmd_action); if (cmd_action == CMD_ACT_SET) { if (*enable) - penableRSN->enable = cpu_to_le16(CMD_ENABLE_RSN); + cmd.enable = cpu_to_le16(CMD_ENABLE_RSN); else - penableRSN->enable = cpu_to_le16(CMD_DISABLE_RSN); + cmd.enable = cpu_to_le16(CMD_DISABLE_RSN); lbs_deb_cmd("ENABLE_RSN: %d\n", *enable); } - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} + ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd); + if (!ret && cmd_action == CMD_ACT_GET) + *enable = le16_to_cpu(cmd.enable); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} static void set_one_wpa_key(struct MrvlIEtype_keyParamSet * pkeyparamset, struct enc_key * pkey) @@ -272,7 +364,7 @@ static void set_one_wpa_key(struct MrvlIEtype_keyParamSet * pkeyparamset, lbs_deb_leave(LBS_DEB_CMD); } -static int wlan_cmd_802_11_key_material(wlan_private * priv, +static int lbs_cmd_802_11_key_material(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action, u32 cmd_oid, void *pdata_buf) @@ -319,7 +411,7 @@ done: return ret; } -static int wlan_cmd_802_11_reset(wlan_private * priv, +static int lbs_cmd_802_11_reset(struct lbs_private *priv, struct cmd_ds_command *cmd, int cmd_action) { struct cmd_ds_802_11_reset *reset = &cmd->params.reset; @@ -334,7 +426,7 @@ static int wlan_cmd_802_11_reset(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_get_log(wlan_private * priv, +static int lbs_cmd_802_11_get_log(struct lbs_private *priv, struct cmd_ds_command *cmd) { lbs_deb_enter(LBS_DEB_CMD); @@ -346,7 +438,7 @@ static int wlan_cmd_802_11_get_log(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_get_stat(wlan_private * priv, +static int lbs_cmd_802_11_get_stat(struct lbs_private *priv, struct cmd_ds_command *cmd) { lbs_deb_enter(LBS_DEB_CMD); @@ -358,13 +450,12 @@ static int wlan_cmd_802_11_get_stat(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, +static int lbs_cmd_802_11_snmp_mib(struct lbs_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; lbs_deb_enter(LBS_DEB_CMD); @@ -380,7 +471,7 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, u8 mode = (u8) (size_t) pdata_buf; pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET); pSNMPMIB->oid = cpu_to_le16((u16) DESIRED_BSSTYPE_I); - pSNMPMIB->bufsize = sizeof(u8); + pSNMPMIB->bufsize = cpu_to_le16(sizeof(u8)); if (mode == IW_MODE_ADHOC) { ucTemp = SNMP_MIB_VALUE_ADHOC; } else { @@ -400,8 +491,8 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, pSNMPMIB->oid = cpu_to_le16((u16) DOT11D_I); if (cmd_action == CMD_ACT_SET) { - pSNMPMIB->querytype = CMD_ACT_SET; - pSNMPMIB->bufsize = sizeof(u16); + pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET); + pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16)); ulTemp = *(u32 *)pdata_buf; *((__le16 *)(pSNMPMIB->value)) = cpu_to_le16((u16) ulTemp); @@ -433,7 +524,7 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, { u32 ulTemp; - pSNMPMIB->oid = le16_to_cpu((u16) RTSTHRESH_I); + pSNMPMIB->oid = cpu_to_le16(RTSTHRESH_I); if (cmd_action == CMD_ACT_GET) { pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET); @@ -456,7 +547,7 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET); pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16)); *((__le16 *)(pSNMPMIB->value)) = - cpu_to_le16((u16) adapter->txretrycount); + cpu_to_le16((u16) priv->txretrycount); } break; @@ -479,47 +570,7 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, 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; - - lbs_deb_enter(LBS_DEB_CMD); - - 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); - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - -static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv, +static int lbs_cmd_802_11_rf_tx_power(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action, void *pdata_buf) { @@ -563,7 +614,7 @@ static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_monitor_mode(wlan_private * priv, +static int lbs_cmd_802_11_monitor_mode(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action, void *pdata_buf) { @@ -583,13 +634,12 @@ static int wlan_cmd_802_11_monitor_mode(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_rate_adapt_rateset(wlan_private * priv, +static int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_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; lbs_deb_enter(LBS_DEB_CMD); cmd->size = @@ -598,46 +648,100 @@ static int wlan_cmd_802_11_rate_adapt_rateset(wlan_private * priv, cmd->command = cpu_to_le16(CMD_802_11_RATE_ADAPT_RATESET); rateadapt->action = cpu_to_le16(cmd_action); - rateadapt->enablehwauto = cpu_to_le16(adapter->enablehwauto); - rateadapt->bitmap = cpu_to_le16(adapter->ratebitmap); + rateadapt->enablehwauto = cpu_to_le16(priv->enablehwauto); + rateadapt->bitmap = cpu_to_le16(priv->ratebitmap); lbs_deb_leave(LBS_DEB_CMD); return 0; } -static int wlan_cmd_802_11_data_rate(wlan_private * priv, - struct cmd_ds_command *cmd, - u16 cmd_action) +/** + * @brief Get the current data rate + * + * @param priv A pointer to struct lbs_private structure + * + * @return The data rate on success, error on failure + */ +int lbs_get_data_rate(struct lbs_private *priv) { - struct cmd_ds_802_11_data_rate *pdatarate = &cmd->params.drate; - wlan_adapter *adapter = priv->adapter; + struct cmd_ds_802_11_data_rate cmd; + int ret = -1; lbs_deb_enter(LBS_DEB_CMD); - 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 (cmd_action == CMD_ACT_SET_TX_FIX_RATE) { - pdatarate->rates[0] = libertas_data_rate_to_fw_index(adapter->cur_rate); - lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", - adapter->cur_rate); - } else if (cmd_action == CMD_ACT_SET_TX_AUTO) { + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_GET_TX_RATE); + + ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd); + if (ret) + goto out; + + lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd)); + + ret = (int) lbs_fw_index_to_data_rate(cmd.rates[0]); + lbs_deb_cmd("DATA_RATE: current rate 0x%02x\n", ret); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief Set the data rate + * + * @param priv A pointer to struct lbs_private structure + * @param rate The desired data rate, or 0 to clear a locked rate + * + * @return 0 on success, error on failure + */ +int lbs_set_data_rate(struct lbs_private *priv, u8 rate) +{ + struct cmd_ds_802_11_data_rate cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + + if (rate > 0) { + cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE); + cmd.rates[0] = lbs_data_rate_to_fw_index(rate); + if (cmd.rates[0] == 0) { + lbs_deb_cmd("DATA_RATE: invalid requested rate of" + " 0x%02X\n", rate); + ret = 0; + goto out; + } + lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]); + } else { + cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO); lbs_deb_cmd("DATA_RATE: setting auto\n"); } - lbs_deb_leave(LBS_DEB_CMD); - return 0; + ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd); + if (ret) + goto out; + + lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd)); + + /* FIXME: get actual rates FW can do if this command actually returns + * all data rates supported. + */ + priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]); + lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } -static int wlan_cmd_mac_multicast_adr(wlan_private * priv, +static int lbs_cmd_mac_multicast_adr(struct lbs_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; lbs_deb_enter(LBS_DEB_CMD); cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) + @@ -647,39 +751,79 @@ static int wlan_cmd_mac_multicast_adr(wlan_private * priv, lbs_deb_cmd("MULTICAST_ADR: setting %d addresses\n", pMCastAdr->nr_of_adrs); 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); + cpu_to_le16((u16) priv->nr_of_multicastmacaddr); + memcpy(pMCastAdr->maclist, priv->multicastlist, + priv->nr_of_multicastmacaddr * ETH_ALEN); lbs_deb_leave(LBS_DEB_CMD); return 0; } -static int wlan_cmd_802_11_rf_channel(wlan_private * priv, - struct cmd_ds_command *cmd, - int option, void *pdata_buf) +/** + * @brief Get the radio channel + * + * @param priv A pointer to struct lbs_private structure + * + * @return The channel on success, error on failure + */ +int lbs_get_channel(struct lbs_private *priv) { - struct cmd_ds_802_11_rf_channel *rfchan = &cmd->params.rfchannel; + struct cmd_ds_802_11_rf_channel cmd; + int ret = 0; lbs_deb_enter(LBS_DEB_CMD); - 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)); - } + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_GET); - rfchan->action = cpu_to_le16(option); + ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd); + if (ret) + goto out; - lbs_deb_leave(LBS_DEB_CMD); - return 0; + ret = le16_to_cpu(cmd.channel); + lbs_deb_cmd("current radio channel is %d\n", ret); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief Set the radio channel + * + * @param priv A pointer to struct lbs_private structure + * @param channel The desired channel, or 0 to clear a locked channel + * + * @return 0 on success, error on failure + */ +int lbs_set_channel(struct lbs_private *priv, u8 channel) +{ + struct cmd_ds_802_11_rf_channel cmd; + u8 old_channel = priv->curbssparams.channel; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_SET); + cmd.channel = cpu_to_le16(channel); + + ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd); + if (ret) + goto out; + + priv->curbssparams.channel = (uint8_t) le16_to_cpu(cmd.channel); + lbs_deb_cmd("channel switch from %d to %d\n", old_channel, + priv->curbssparams.channel); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } -static int wlan_cmd_802_11_rssi(wlan_private * priv, +static int lbs_cmd_802_11_rssi(struct lbs_private *priv, struct cmd_ds_command *cmd) { - wlan_adapter *adapter = priv->adapter; lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(CMD_802_11_RSSI); @@ -687,28 +831,28 @@ static int wlan_cmd_802_11_rssi(wlan_private * priv, cmd->params.rssi.N = cpu_to_le16(DEFAULT_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; + priv->SNR[TYPE_BEACON][TYPE_NOAVG] = 0; + priv->SNR[TYPE_BEACON][TYPE_AVG] = 0; + priv->NF[TYPE_BEACON][TYPE_NOAVG] = 0; + priv->NF[TYPE_BEACON][TYPE_AVG] = 0; + priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0; + priv->RSSI[TYPE_BEACON][TYPE_AVG] = 0; lbs_deb_leave(LBS_DEB_CMD); return 0; } -static int wlan_cmd_reg_access(wlan_private * priv, +static int lbs_cmd_reg_access(struct lbs_private *priv, struct cmd_ds_command *cmdptr, u8 cmd_action, void *pdata_buf) { - struct wlan_offset_value *offval; + struct lbs_offset_value *offval; lbs_deb_enter(LBS_DEB_CMD); - offval = (struct wlan_offset_value *)pdata_buf; + offval = (struct lbs_offset_value *)pdata_buf; - switch (cmdptr->command) { + switch (le16_to_cpu(cmdptr->command)) { case CMD_MAC_REG_ACCESS: { struct cmd_ds_mac_reg_access *macreg; @@ -773,11 +917,10 @@ static int wlan_cmd_reg_access(wlan_private * priv, return 0; } -static int wlan_cmd_802_11_mac_address(wlan_private * priv, +static int lbs_cmd_802_11_mac_address(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action) { - wlan_adapter *adapter = priv->adapter; lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(CMD_802_11_MAC_ADDRESS); @@ -789,19 +932,19 @@ static int wlan_cmd_802_11_mac_address(wlan_private * priv, if (cmd_action == CMD_ACT_SET) { memcpy(cmd->params.macadd.macadd, - adapter->current_addr, ETH_ALEN); - lbs_deb_hex(LBS_DEB_CMD, "SET_CMD: MAC addr", adapter->current_addr, 6); + priv->current_addr, ETH_ALEN); + lbs_deb_hex(LBS_DEB_CMD, "SET_CMD: MAC addr", priv->current_addr, 6); } lbs_deb_leave(LBS_DEB_CMD); return 0; } -static int wlan_cmd_802_11_eeprom_access(wlan_private * priv, +static int lbs_cmd_802_11_eeprom_access(struct lbs_private *priv, struct cmd_ds_command *cmd, int cmd_action, void *pdata_buf) { - struct wlan_ioctl_regrdwr *ea = pdata_buf; + struct lbs_ioctl_regrdwr *ea = pdata_buf; lbs_deb_enter(LBS_DEB_CMD); @@ -819,7 +962,7 @@ static int wlan_cmd_802_11_eeprom_access(wlan_private * priv, return 0; } -static int wlan_cmd_bt_access(wlan_private * priv, +static int lbs_cmd_bt_access(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action, void *pdata_buf) { @@ -857,7 +1000,7 @@ static int wlan_cmd_bt_access(wlan_private * priv, return 0; } -static int wlan_cmd_fwt_access(wlan_private * priv, +static int lbs_cmd_fwt_access(struct lbs_private *priv, struct cmd_ds_command *cmd, u16 cmd_action, void *pdata_buf) { @@ -879,47 +1022,72 @@ static int wlan_cmd_fwt_access(wlan_private * priv, return 0; } -static int wlan_cmd_mesh_access(wlan_private * priv, - struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf) +int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action, + struct cmd_ds_mesh_access *cmd) { - struct cmd_ds_mesh_access *mesh_access = &cmd->params.mesh; + int ret; + lbs_deb_enter_args(LBS_DEB_CMD, "action %d", 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; + cmd->hdr.command = cpu_to_le16(CMD_MESH_ACCESS); + cmd->hdr.size = cpu_to_le16(sizeof(*cmd)); + cmd->hdr.result = 0; - if (pdata_buf) - memcpy(mesh_access, pdata_buf, sizeof(*mesh_access)); - else - memset(mesh_access, 0, sizeof(*mesh_access)); + cmd->action = cpu_to_le16(cmd_action); - mesh_access->action = cpu_to_le16(cmd_action); + ret = lbs_cmd_with_response(priv, CMD_MESH_ACCESS, cmd); lbs_deb_leave(LBS_DEB_CMD); - return 0; + return ret; } +EXPORT_SYMBOL_GPL(lbs_mesh_access); -static int wlan_cmd_set_boot2_ver(wlan_private * priv, +int lbs_mesh_config(struct lbs_private *priv, uint16_t enable, uint16_t chan) +{ + struct cmd_ds_mesh_config cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.action = cpu_to_le16(enable); + cmd.channel = cpu_to_le16(chan); + cmd.type = cpu_to_le16(priv->mesh_tlv); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + + if (enable) { + cmd.length = cpu_to_le16(priv->mesh_ssid_len); + memcpy(cmd.data, priv->mesh_ssid, priv->mesh_ssid_len); + } + lbs_deb_cmd("mesh config enable %d TLV %x channel %d SSID %s\n", + enable, priv->mesh_tlv, chan, + escape_essid(priv->mesh_ssid, priv->mesh_ssid_len)); + return lbs_cmd_with_response(priv, CMD_MESH_CONFIG, &cmd); +} + +static int lbs_cmd_bcn_ctrl(struct lbs_private * priv, struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf) + u16 cmd_action) { - struct cmd_ds_set_boot2_ver *boot2_ver = &cmd->params.boot2_ver; - cmd->command = cpu_to_le16(CMD_SET_BOOT2_VER); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_set_boot2_ver) + S_DS_GEN); - boot2_ver->version = priv->boot2_version; + struct cmd_ds_802_11_beacon_control + *bcn_ctrl = &cmd->params.bcn_ctrl; + + lbs_deb_enter(LBS_DEB_CMD); + cmd->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_beacon_control) + + S_DS_GEN); + cmd->command = cpu_to_le16(CMD_802_11_BEACON_CTRL); + + bcn_ctrl->action = cpu_to_le16(cmd_action); + bcn_ctrl->beacon_enable = cpu_to_le16(priv->beacon_enable); + bcn_ctrl->beacon_period = cpu_to_le16(priv->beacon_period); + + lbs_deb_leave(LBS_DEB_CMD); return 0; } -/* - * Note: NEVER use libertas_queue_cmd() with addtail==0 other than for - * the command timer, because it does not account for queued commands. - */ -void libertas_queue_cmd(wlan_adapter * adapter, struct cmd_ctrl_node *cmdnode, u8 addtail) +static void lbs_queue_cmd(struct lbs_private *priv, + struct cmd_ctrl_node *cmdnode) { unsigned long flags; - struct cmd_ds_command *cmdptr; + int addtail = 1; lbs_deb_enter(LBS_DEB_HOST); @@ -927,118 +1095,87 @@ void libertas_queue_cmd(wlan_adapter * adapter, struct cmd_ctrl_node *cmdnode, u lbs_deb_host("QUEUE_CMD: cmdnode is NULL\n"); goto done; } - - cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; - if (!cmdptr) { - lbs_deb_host("QUEUE_CMD: cmdptr is NULL\n"); + if (!cmdnode->cmdbuf->size) { + lbs_deb_host("DNLD_CMD: cmd size is zero\n"); goto done; } + cmdnode->result = 0; /* 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 (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_PS_MODE) { + struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf[1]; + if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) { - if (adapter->psstate != PS_STATE_FULL_POWER) + if (priv->psstate != PS_STATE_FULL_POWER) addtail = 0; } } - spin_lock_irqsave(&adapter->driver_lock, flags); + spin_lock_irqsave(&priv->driver_lock, flags); - if (addtail) { - list_add_tail((struct list_head *)cmdnode, - &adapter->cmdpendingq); - adapter->nr_cmd_pending++; - } else - list_add((struct list_head *)cmdnode, &adapter->cmdpendingq); + if (addtail) + list_add_tail(&cmdnode->list, &priv->cmdpendingq); + else + list_add(&cmdnode->list, &priv->cmdpendingq); - spin_unlock_irqrestore(&adapter->driver_lock, flags); + spin_unlock_irqrestore(&priv->driver_lock, flags); lbs_deb_host("QUEUE_CMD: inserted command 0x%04x into cmdpendingq\n", - le16_to_cpu(((struct cmd_ds_gen*)cmdnode->bufvirtualaddr)->command)); + le16_to_cpu(cmdnode->cmdbuf->command)); done: lbs_deb_leave(LBS_DEB_HOST); } -/* - * TODO: Fix the issue when DownloadcommandToStation is being called the - * second time when the command times out. 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) +static void lbs_submit_command(struct lbs_private *priv, + struct cmd_ctrl_node *cmdnode) { unsigned long flags; - struct cmd_ds_command *cmdptr; - wlan_adapter *adapter = priv->adapter; - int ret = -1; - u16 cmdsize; - u16 command; + struct cmd_header *cmd; + uint16_t cmdsize; + uint16_t command; + int timeo = 5 * HZ; + int ret; lbs_deb_enter(LBS_DEB_HOST); - if (!adapter || !cmdnode) { - lbs_deb_host("DNLD_CMD: adapter or cmdmode is NULL\n"); - goto done; - } + cmd = cmdnode->cmdbuf; - cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; + spin_lock_irqsave(&priv->driver_lock, flags); + priv->cur_cmd = cmdnode; + priv->cur_cmd_retcode = 0; + spin_unlock_irqrestore(&priv->driver_lock, flags); - spin_lock_irqsave(&adapter->driver_lock, flags); - if (!cmdptr || !cmdptr->size) { - lbs_deb_host("DNLD_CMD: cmdptr is NULL or zero\n"); - __libertas_cleanup_and_insert_cmd(priv, cmdnode); - spin_unlock_irqrestore(&adapter->driver_lock, flags); - goto done; - } + cmdsize = le16_to_cpu(cmd->size); + command = le16_to_cpu(cmd->command); - adapter->cur_cmd = cmdnode; - adapter->cur_cmd_retcode = 0; - spin_unlock_irqrestore(&adapter->driver_lock, flags); + /* These commands take longer */ + if (command == CMD_802_11_SCAN || command == CMD_802_11_ASSOCIATE || + command == CMD_802_11_AUTHENTICATE) + timeo = 10 * HZ; - cmdsize = cmdptr->size; - command = cpu_to_le16(cmdptr->command); + lbs_deb_host("DNLD_CMD: command 0x%04x, seq %d, size %d, jiffies %lu\n", + command, le16_to_cpu(cmd->seqnum), cmdsize, jiffies); + lbs_deb_hex(LBS_DEB_HOST, "DNLD_CMD", (void *) cmdnode->cmdbuf, cmdsize); - lbs_deb_host("DNLD_CMD: command 0x%04x, size %d, jiffies %lu\n", - command, le16_to_cpu(cmdptr->size), jiffies); - lbs_deb_hex(LBS_DEB_HOST, "DNLD_CMD", cmdnode->bufvirtualaddr, cmdsize); + ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmd, cmdsize); - cmdnode->cmdwaitqwoken = 0; - cmdsize = cpu_to_le16(cmdsize); - - ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize); - - if (ret != 0) { - lbs_deb_host("DNLD_CMD: hw_host_to_card failed\n"); - spin_lock_irqsave(&adapter->driver_lock, flags); - adapter->cur_cmd_retcode = ret; - __libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd); - adapter->nr_cmd_pending--; - adapter->cur_cmd = NULL; - spin_unlock_irqrestore(&adapter->driver_lock, flags); - goto done; - } - - lbs_deb_cmd("DNLD_CMD: sent command 0x%04x, jiffies %lu\n", command, jiffies); + if (ret) { + lbs_pr_info("DNLD_CMD: hw_host_to_card failed: %d\n", ret); + /* Let the timer kick in and retry, and potentially reset + the whole thing if the condition persists */ + timeo = HZ; + } else + lbs_deb_cmd("DNLD_CMD: sent command 0x%04x, jiffies %lu\n", + command, jiffies); /* 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; + mod_timer(&priv->command_timer, jiffies + timeo); -done: - lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret); - return ret; + lbs_deb_leave(LBS_DEB_HOST); } -static int wlan_cmd_mac_control(wlan_private * priv, +static int lbs_cmd_mac_control(struct lbs_private *priv, struct cmd_ds_command *cmd) { struct cmd_ds_mac_control *mac = &cmd->params.macctrl; @@ -1047,7 +1184,7 @@ static int wlan_cmd_mac_control(wlan_private * priv, 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); + mac->action = cpu_to_le16(priv->currentpacketfilter); lbs_deb_cmd("MAC_CONTROL: action 0x%x, size %d\n", le16_to_cpu(mac->action), le16_to_cpu(cmd->size)); @@ -1058,54 +1195,98 @@ static int wlan_cmd_mac_control(wlan_private * priv, /** * This function inserts command node to cmdfreeq - * after cleans it. Requires adapter->driver_lock held. + * after cleans it. Requires priv->driver_lock held. */ -void __libertas_cleanup_and_insert_cmd(wlan_private * priv, struct cmd_ctrl_node *ptempcmd) +static void __lbs_cleanup_and_insert_cmd(struct lbs_private *priv, + struct cmd_ctrl_node *cmdnode) { - wlan_adapter *adapter = priv->adapter; + lbs_deb_enter(LBS_DEB_HOST); - if (!ptempcmd) - return; + if (!cmdnode) + goto out; + + cmdnode->callback = NULL; + cmdnode->callback_arg = 0; - cleanup_cmdnode(ptempcmd); - list_add_tail((struct list_head *)ptempcmd, &adapter->cmdfreeq); + memset(cmdnode->cmdbuf, 0, LBS_CMD_BUFFER_SIZE); + + list_add_tail(&cmdnode->list, &priv->cmdfreeq); + out: + lbs_deb_leave(LBS_DEB_HOST); } -static void libertas_cleanup_and_insert_cmd(wlan_private * priv, struct cmd_ctrl_node *ptempcmd) +static void lbs_cleanup_and_insert_cmd(struct lbs_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); + spin_lock_irqsave(&priv->driver_lock, flags); + __lbs_cleanup_and_insert_cmd(priv, ptempcmd); + spin_unlock_irqrestore(&priv->driver_lock, flags); } -int libertas_set_radio_control(wlan_private * priv) +void lbs_complete_command(struct lbs_private *priv, struct cmd_ctrl_node *cmd, + int result) +{ + if (cmd == priv->cur_cmd) + priv->cur_cmd_retcode = result; + + cmd->result = result; + cmd->cmdwaitqwoken = 1; + wake_up_interruptible(&cmd->cmdwait_q); + + if (!cmd->callback) + __lbs_cleanup_and_insert_cmd(priv, cmd); + priv->cur_cmd = NULL; +} + +int lbs_set_radio_control(struct lbs_private *priv) { int ret = 0; + struct cmd_ds_802_11_radio_control cmd; lbs_deb_enter(LBS_DEB_CMD); - ret = libertas_prepare_and_send_command(priv, - CMD_802_11_RADIO_CONTROL, - CMD_ACT_SET, - CMD_OPTION_WAITFORRSP, 0, NULL); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + + switch (priv->preamble) { + case CMD_TYPE_SHORT_PREAMBLE: + cmd.control = cpu_to_le16(SET_SHORT_PREAMBLE); + break; + + case CMD_TYPE_LONG_PREAMBLE: + cmd.control = cpu_to_le16(SET_LONG_PREAMBLE); + break; + + case CMD_TYPE_AUTO_PREAMBLE: + default: + cmd.control = cpu_to_le16(SET_AUTO_PREAMBLE); + break; + } + + if (priv->radioon) + cmd.control |= cpu_to_le16(TURN_ON_RF); + else + cmd.control &= cpu_to_le16(~TURN_ON_RF); + + lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n", priv->radioon, + priv->preamble); - lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n", - priv->adapter->radioon, priv->adapter->preamble); + ret = lbs_cmd_with_response(priv, CMD_802_11_RADIO_CONTROL, &cmd); lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } -int libertas_set_mac_packet_filter(wlan_private * priv) +int lbs_set_mac_packet_filter(struct lbs_private *priv) { int ret = 0; lbs_deb_enter(LBS_DEB_CMD); /* Send MAC control command to station */ - ret = libertas_prepare_and_send_command(priv, + ret = lbs_prepare_and_send_command(priv, CMD_MAC_CONTROL, 0, 0, 0, NULL); lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); @@ -1115,7 +1296,7 @@ int libertas_set_mac_packet_filter(wlan_private * priv) /** * @brief This function prepare the command before send to firmware. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_private structure * @param cmd_no command number * @param cmd_action command action: GET or SET * @param wait_option wait option: wait response or not @@ -1123,32 +1304,31 @@ int libertas_set_mac_packet_filter(wlan_private * priv) * @param pdata_buf A pointer to informaion buffer * @return 0 or -1 */ -int libertas_prepare_and_send_command(wlan_private * priv, +int lbs_prepare_and_send_command(struct lbs_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; lbs_deb_enter(LBS_DEB_HOST); - if (!adapter) { - lbs_deb_host("PREP_CMD: adapter is NULL\n"); + if (!priv) { + lbs_deb_host("PREP_CMD: priv is NULL\n"); ret = -1; goto done; } - if (adapter->surpriseremoved) { + if (priv->surpriseremoved) { lbs_deb_host("PREP_CMD: card removed\n"); ret = -1; goto done; } - cmdnode = libertas_get_free_cmd_ctrl_node(priv); + cmdnode = lbs_get_cmd_ctrl_node(priv); if (cmdnode == NULL) { lbs_deb_host("PREP_CMD: cmdnode is NULL\n"); @@ -1159,138 +1339,107 @@ int libertas_prepare_and_send_command(wlan_private * priv, goto done; } - libertas_set_cmd_ctrl_node(priv, cmdnode, cmd_oid, wait_option, pdata_buf); + lbs_set_cmd_ctrl_node(priv, cmdnode, pdata_buf); - cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; + cmdptr = (struct cmd_ds_command *)cmdnode->cmdbuf; lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no); - if (!cmdptr) { - lbs_deb_host("PREP_CMD: cmdptr 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); + priv->seqnum++; + cmdptr->seqnum = cpu_to_le16(priv->seqnum); cmdptr->command = cpu_to_le16(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); + ret = lbs_cmd_802_11_ps_mode(priv, cmdptr, cmd_action); break; case CMD_802_11_SCAN: - ret = libertas_cmd_80211_scan(priv, cmdptr, pdata_buf); + ret = lbs_cmd_80211_scan(priv, cmdptr, pdata_buf); break; case CMD_MAC_CONTROL: - ret = wlan_cmd_mac_control(priv, cmdptr); + ret = lbs_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); + ret = lbs_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); + ret = lbs_cmd_80211_deauthenticate(priv, cmdptr); break; case CMD_802_11_AD_HOC_START: - ret = libertas_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf); + ret = lbs_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); + ret = lbs_cmd_802_11_reset(priv, cmdptr, cmd_action); break; case CMD_802_11_GET_LOG: - ret = wlan_cmd_802_11_get_log(priv, cmdptr); + ret = lbs_cmd_802_11_get_log(priv, cmdptr); break; case CMD_802_11_AUTHENTICATE: - ret = libertas_cmd_80211_authenticate(priv, cmdptr, pdata_buf); + ret = lbs_cmd_80211_authenticate(priv, cmdptr, pdata_buf); break; case CMD_802_11_GET_STAT: - ret = wlan_cmd_802_11_get_stat(priv, cmdptr); + ret = lbs_cmd_802_11_get_stat(priv, cmdptr); break; case CMD_802_11_SNMP_MIB: - ret = wlan_cmd_802_11_snmp_mib(priv, cmdptr, + ret = lbs_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); + ret = lbs_cmd_reg_access(priv, cmdptr, cmd_action, pdata_buf); break; case CMD_802_11_RF_TX_POWER: - ret = wlan_cmd_802_11_rf_tx_power(priv, cmdptr, + ret = lbs_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_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, + ret = lbs_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); + ret = lbs_cmd_mac_multicast_adr(priv, cmdptr, cmd_action); break; case CMD_802_11_MONITOR_MODE: - ret = wlan_cmd_802_11_monitor_mode(priv, cmdptr, + ret = lbs_cmd_802_11_monitor_mode(priv, cmdptr, cmd_action, pdata_buf); break; case CMD_802_11_AD_HOC_JOIN: - ret = libertas_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf); + ret = lbs_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf); break; case CMD_802_11_RSSI: - ret = wlan_cmd_802_11_rssi(priv, cmdptr); + ret = lbs_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, - pdata_buf); + ret = lbs_cmd_80211_ad_hoc_stop(priv, cmdptr); break; case CMD_802_11_KEY_MATERIAL: - ret = wlan_cmd_802_11_key_material(priv, cmdptr, cmd_action, + ret = lbs_cmd_802_11_key_material(priv, cmdptr, cmd_action, cmd_oid, pdata_buf); break; @@ -1300,11 +1449,11 @@ int libertas_prepare_and_send_command(wlan_private * priv, break; case CMD_802_11_MAC_ADDRESS: - ret = wlan_cmd_802_11_mac_address(priv, cmdptr, cmd_action); + ret = lbs_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, + ret = lbs_cmd_802_11_eeprom_access(priv, cmdptr, cmd_action, pdata_buf); break; @@ -1322,19 +1471,10 @@ int libertas_prepare_and_send_command(wlan_private * priv, goto done; case CMD_802_11D_DOMAIN_INFO: - ret = libertas_cmd_802_11d_domain_info(priv, cmdptr, + ret = lbs_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 = @@ -1361,13 +1501,15 @@ int libertas_prepare_and_send_command(wlan_private * priv, #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); + cpu_to_le16(le16_to_cpu(gpio->header.len) + + S_DS_GEN + + ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN); + gpio->header.len = gpio->header.len; ret = 0; break; } + case CMD_802_11_PWR_CFG: cmdptr->command = cpu_to_le16(CMD_802_11_PWR_CFG); cmdptr->size = @@ -1379,19 +1521,11 @@ int libertas_prepare_and_send_command(wlan_private * priv, ret = 0; break; case CMD_BT_ACCESS: - ret = wlan_cmd_bt_access(priv, cmdptr, cmd_action, pdata_buf); + ret = lbs_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_SET_BOOT2_VER: - ret = wlan_cmd_set_boot2_ver(priv, cmdptr, cmd_action, pdata_buf); + ret = lbs_cmd_fwt_access(priv, cmdptr, cmd_action, pdata_buf); break; case CMD_GET_TSF: @@ -1400,6 +1534,9 @@ int libertas_prepare_and_send_command(wlan_private * priv, S_DS_GEN); ret = 0; break; + case CMD_802_11_BEACON_CTRL: + ret = lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action); + break; default: lbs_deb_host("PREP_CMD: unknown command 0x%04x\n", cmd_no); ret = -1; @@ -1409,14 +1546,14 @@ int libertas_prepare_and_send_command(wlan_private * priv, /* return error, since the command preparation failed */ if (ret != 0) { lbs_deb_host("PREP_CMD: command preparation failed\n"); - libertas_cleanup_and_insert_cmd(priv, cmdnode); + lbs_cleanup_and_insert_cmd(priv, cmdnode); ret = -1; goto done; } cmdnode->cmdwaitqwoken = 0; - libertas_queue_cmd(adapter, cmdnode, 1); + lbs_queue_cmd(priv, cmdnode); wake_up_interruptible(&priv->waitq); if (wait_option & CMD_OPTION_WAITFORRSP) { @@ -1426,67 +1563,60 @@ int libertas_prepare_and_send_command(wlan_private * priv, cmdnode->cmdwaitqwoken); } - spin_lock_irqsave(&adapter->driver_lock, flags); - if (adapter->cur_cmd_retcode) { + spin_lock_irqsave(&priv->driver_lock, flags); + if (priv->cur_cmd_retcode) { lbs_deb_host("PREP_CMD: command failed with return code %d\n", - adapter->cur_cmd_retcode); - adapter->cur_cmd_retcode = 0; + priv->cur_cmd_retcode); + priv->cur_cmd_retcode = 0; ret = -1; } - spin_unlock_irqrestore(&adapter->driver_lock, flags); + spin_unlock_irqrestore(&priv->driver_lock, flags); done: lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret); return ret; } -EXPORT_SYMBOL_GPL(libertas_prepare_and_send_command); +EXPORT_SYMBOL_GPL(lbs_prepare_and_send_command); /** * @brief This function allocates the command buffer and link * it to command free queue. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_private structure * @return 0 or -1 */ -int libertas_allocate_cmd_buffer(wlan_private * priv) +int lbs_allocate_cmd_buffer(struct lbs_private *priv) { int ret = 0; - u32 ulbufsize; + u32 bufsize; u32 i; - struct cmd_ctrl_node *tempcmd_array; - u8 *ptempvirtualaddr; - wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *cmdarray; lbs_deb_enter(LBS_DEB_HOST); - /* Allocate and initialize cmdCtrlNode */ - ulbufsize = sizeof(struct cmd_ctrl_node) * MRVDRV_NUM_OF_CMD_BUFFER; - - if (!(tempcmd_array = kzalloc(ulbufsize, GFP_KERNEL))) { + /* Allocate and initialize the command array */ + bufsize = sizeof(struct cmd_ctrl_node) * LBS_NUM_CMD_BUFFERS; + if (!(cmdarray = kzalloc(bufsize, GFP_KERNEL))) { lbs_deb_host("ALLOC_CMD_BUF: tempcmd_array is NULL\n"); ret = -1; goto done; } - adapter->cmd_array = tempcmd_array; + priv->cmd_array = cmdarray; - /* Allocate and initialize command buffers */ - ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER; - for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) { - if (!(ptempvirtualaddr = kzalloc(ulbufsize, GFP_KERNEL))) { + /* Allocate and initialize each command buffer in the command array */ + for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) { + cmdarray[i].cmdbuf = kzalloc(LBS_CMD_BUFFER_SIZE, GFP_KERNEL); + if (!cmdarray[i].cmdbuf) { lbs_deb_host("ALLOC_CMD_BUF: ptempvirtualaddr is NULL\n"); ret = -1; goto done; } - - /* 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]); + for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) { + init_waitqueue_head(&cmdarray[i].cmdwait_q); + lbs_cleanup_and_insert_cmd(priv, &cmdarray[i]); } - ret = 0; done: @@ -1497,39 +1627,36 @@ done: /** * @brief This function frees the command buffer. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_private structure * @return 0 or -1 */ -int libertas_free_cmd_buffer(wlan_private * priv) +int lbs_free_cmd_buffer(struct lbs_private *priv) { - u32 ulbufsize; /* Someone needs to die for this. Slowly and painfully */ + struct cmd_ctrl_node *cmdarray; unsigned int i; - struct cmd_ctrl_node *tempcmd_array; - wlan_adapter *adapter = priv->adapter; lbs_deb_enter(LBS_DEB_HOST); /* need to check if cmd array is allocated or not */ - if (adapter->cmd_array == NULL) { + if (priv->cmd_array == NULL) { lbs_deb_host("FREE_CMD_BUF: cmd_array is NULL\n"); goto done; } - tempcmd_array = adapter->cmd_array; + cmdarray = priv->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) { - kfree(tempcmd_array[i].bufvirtualaddr); - tempcmd_array[i].bufvirtualaddr = NULL; + for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) { + if (cmdarray[i].cmdbuf) { + kfree(cmdarray[i].cmdbuf); + cmdarray[i].cmdbuf = NULL; } } /* Release cmd_ctrl_node */ - if (adapter->cmd_array) { - kfree(adapter->cmd_array); - adapter->cmd_array = NULL; + if (priv->cmd_array) { + kfree(priv->cmd_array); + priv->cmd_array = NULL; } done: @@ -1541,34 +1668,31 @@ done: * @brief This function gets a free command node if available in * command free queue. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_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) +static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv) { struct cmd_ctrl_node *tempnode; - wlan_adapter *adapter = priv->adapter; unsigned long flags; lbs_deb_enter(LBS_DEB_HOST); - if (!adapter) + if (!priv) return NULL; - spin_lock_irqsave(&adapter->driver_lock, flags); + spin_lock_irqsave(&priv->driver_lock, flags); - if (!list_empty(&adapter->cmdfreeq)) { - tempnode = (struct cmd_ctrl_node *)adapter->cmdfreeq.next; - list_del((struct list_head *)tempnode); + if (!list_empty(&priv->cmdfreeq)) { + tempnode = list_first_entry(&priv->cmdfreeq, + struct cmd_ctrl_node, list); + list_del(&tempnode->list); } else { lbs_deb_host("GET_CMD_NODE: cmd_ctrl_node is not available\n"); tempnode = NULL; } - spin_unlock_irqrestore(&adapter->driver_lock, flags); - - if (tempnode) - cleanup_cmdnode(tempnode); + spin_unlock_irqrestore(&priv->driver_lock, flags); lbs_deb_leave(LBS_DEB_HOST); return tempnode; @@ -1580,47 +1704,26 @@ struct cmd_ctrl_node *libertas_get_free_cmd_ctrl_node(wlan_private * priv) * @param ptempnode A pointer to cmdCtrlNode structure * @return n/a */ -static void cleanup_cmdnode(struct cmd_ctrl_node *ptempnode) -{ - lbs_deb_enter(LBS_DEB_HOST); - - 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); - - lbs_deb_leave(LBS_DEB_HOST); -} /** * @brief This function initializes the command node. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_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) +static void lbs_set_cmd_ctrl_node(struct lbs_private *priv, + struct cmd_ctrl_node *ptempnode, + void *pdata_buf) { lbs_deb_enter(LBS_DEB_HOST); if (!ptempnode) return; - ptempnode->cmd_oid = cmd_oid; - ptempnode->wait_option = wait_option; - ptempnode->pdata_buf = pdata_buf; + ptempnode->callback = NULL; + ptempnode->callback_arg = (unsigned long)pdata_buf; lbs_deb_leave(LBS_DEB_HOST); } @@ -1630,60 +1733,58 @@ void libertas_set_cmd_ctrl_node(wlan_private * priv, * pending queue. It will put fimware back to PS mode * if applicable. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_private structure * @return 0 or -1 */ -int libertas_execute_next_command(wlan_private * priv) +int lbs_execute_next_command(struct lbs_private *priv) { - wlan_adapter *adapter = priv->adapter; struct cmd_ctrl_node *cmdnode = NULL; - struct cmd_ds_command *cmdptr; + struct cmd_header *cmd; unsigned long flags; int ret = 0; // Debug group is LBS_DEB_THREAD and not LBS_DEB_HOST, because the - // only caller to us is libertas_thread() and we get even when a + // only caller to us is lbs_thread() and we get even when a // data packet is received lbs_deb_enter(LBS_DEB_THREAD); - spin_lock_irqsave(&adapter->driver_lock, flags); + spin_lock_irqsave(&priv->driver_lock, flags); - if (adapter->cur_cmd) { + if (priv->cur_cmd) { lbs_pr_alert( "EXEC_NEXT_CMD: already processing command!\n"); - spin_unlock_irqrestore(&adapter->driver_lock, flags); + spin_unlock_irqrestore(&priv->driver_lock, flags); ret = -1; goto done; } - if (!list_empty(&adapter->cmdpendingq)) { - cmdnode = (struct cmd_ctrl_node *) - adapter->cmdpendingq.next; + if (!list_empty(&priv->cmdpendingq)) { + cmdnode = list_first_entry(&priv->cmdpendingq, + struct cmd_ctrl_node, list); } - spin_unlock_irqrestore(&adapter->driver_lock, flags); + spin_unlock_irqrestore(&priv->driver_lock, flags); if (cmdnode) { - cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; + cmd = cmdnode->cmdbuf; - if (is_command_allowed_in_ps(cmdptr->command)) { - if ((adapter->psstate == PS_STATE_SLEEP) || - (adapter->psstate == PS_STATE_PRE_SLEEP)) { + if (is_command_allowed_in_ps(le16_to_cpu(cmd->command))) { + if ((priv->psstate == PS_STATE_SLEEP) || + (priv->psstate == PS_STATE_PRE_SLEEP)) { lbs_deb_host( "EXEC_NEXT_CMD: cannot send cmd 0x%04x in psstate %d\n", - le16_to_cpu(cmdptr->command), - adapter->psstate); + le16_to_cpu(cmd->command), + priv->psstate); ret = -1; goto done; } lbs_deb_host("EXEC_NEXT_CMD: OK to send command " - "0x%04x in psstate %d\n", - le16_to_cpu(cmdptr->command), - adapter->psstate); - } else if (adapter->psstate != PS_STATE_FULL_POWER) { + "0x%04x in psstate %d\n", + le16_to_cpu(cmd->command), priv->psstate); + } else if (priv->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. + * is SLEEP, otherwise call lbs_ps_wakeup to send Exit_PS. * 2. PS command but not Exit_PS: * Ignore it. * 3. PS command Exit_PS: @@ -1691,18 +1792,17 @@ int libertas_execute_next_command(wlan_private * priv) * otherwise send this command down to firmware * immediately. */ - if (cmdptr->command != - cpu_to_le16(CMD_802_11_PS_MODE)) { + if (cmd->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) + if ((priv->psstate == PS_STATE_SLEEP) + || (priv->psstate == PS_STATE_PRE_SLEEP) ) { /* w/ new scheme, it will not reach here. since it is blocked in main_thread. */ - adapter->needtowakeup = 1; + priv->needtowakeup = 1; } else - libertas_ps_wakeup(priv, 0); + lbs_ps_wakeup(priv, 0); ret = 0; goto done; @@ -1711,8 +1811,7 @@ int libertas_execute_next_command(wlan_private * priv) * 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; + struct cmd_ds_802_11_ps_mode *psm = (void *)&cmd[1]; lbs_deb_host( "EXEC_NEXT_CMD: PS cmd, action 0x%02x\n", @@ -1721,20 +1820,24 @@ int libertas_execute_next_command(wlan_private * priv) cpu_to_le16(CMD_SUBCMD_EXIT_PS)) { lbs_deb_host( "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n"); - list_del((struct list_head *)cmdnode); - libertas_cleanup_and_insert_cmd(priv, cmdnode); + list_del(&cmdnode->list); + spin_lock_irqsave(&priv->driver_lock, flags); + lbs_complete_command(priv, cmdnode, 0); + spin_unlock_irqrestore(&priv->driver_lock, flags); ret = 0; goto done; } - if ((adapter->psstate == PS_STATE_SLEEP) || - (adapter->psstate == PS_STATE_PRE_SLEEP)) { + if ((priv->psstate == PS_STATE_SLEEP) || + (priv->psstate == PS_STATE_PRE_SLEEP)) { lbs_deb_host( "EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n"); - list_del((struct list_head *)cmdnode); - libertas_cleanup_and_insert_cmd(priv, cmdnode); - adapter->needtowakeup = 1; + list_del(&cmdnode->list); + spin_lock_irqsave(&priv->driver_lock, flags); + lbs_complete_command(priv, cmdnode, 0); + spin_unlock_irqrestore(&priv->driver_lock, flags); + priv->needtowakeup = 1; ret = 0; goto done; @@ -1744,33 +1847,34 @@ int libertas_execute_next_command(wlan_private * priv) "EXEC_NEXT_CMD: sending EXIT_PS\n"); } } - list_del((struct list_head *)cmdnode); + list_del(&cmdnode->list); lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n", - le16_to_cpu(cmdptr->command)); - DownloadcommandToStation(priv, cmdnode); + le16_to_cpu(cmd->command)); + lbs_submit_command(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) { + if ((priv->psmode != LBS802_11POWERMODECAM) && + (priv->psstate == PS_STATE_FULL_POWER) && + ((priv->connect_status == LBS_CONNECTED) || + (priv->mesh_connect_status == LBS_CONNECTED))) { + if (priv->secinfo.WPAenabled || + priv->secinfo.WPA2enabled) { /* check for valid WPA group keys */ - if (adapter->wpa_mcast_key.len || - adapter->wpa_unicast_key.len) { + if (priv->wpa_mcast_key.len || + priv->wpa_unicast_key.len) { lbs_deb_host( "EXEC_NEXT_CMD: WPA enabled and GTK_SET" " go back to PS_SLEEP"); - libertas_ps_sleep(priv, 0); + lbs_ps_sleep(priv, 0); } } else { lbs_deb_host( "EXEC_NEXT_CMD: cmdpendingq empty, " "go back to PS_SLEEP"); - libertas_ps_sleep(priv, 0); + lbs_ps_sleep(priv, 0); } } } @@ -1781,7 +1885,7 @@ done: return ret; } -void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str) +void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str) { union iwreq_data iwrq; u8 buf[50]; @@ -1805,10 +1909,9 @@ void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str) lbs_deb_leave(LBS_DEB_WEXT); } -static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) +static int sendconfirmsleep(struct lbs_private *priv, u8 *cmdptr, u16 size) { unsigned long flags; - wlan_adapter *adapter = priv->adapter; int ret = 0; lbs_deb_enter(LBS_DEB_HOST); @@ -1819,26 +1922,25 @@ static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) lbs_deb_hex(LBS_DEB_HOST, "sleep confirm command", cmdptr, size); ret = priv->hw_host_to_card(priv, MVMS_CMD, cmdptr, size); - priv->dnld_sent = DNLD_RES_RECEIVED; - spin_lock_irqsave(&adapter->driver_lock, flags); - if (adapter->intcounter || adapter->currenttxskb) + spin_lock_irqsave(&priv->driver_lock, flags); + if (priv->intcounter || priv->currenttxskb) lbs_deb_host("SEND_SLEEPC_CMD: intcounter %d, currenttxskb %p\n", - adapter->intcounter, adapter->currenttxskb); - spin_unlock_irqrestore(&adapter->driver_lock, flags); + priv->intcounter, priv->currenttxskb); + spin_unlock_irqrestore(&priv->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; + spin_lock_irqsave(&priv->driver_lock, flags); + if (!priv->intcounter) { + priv->psstate = PS_STATE_SLEEP; } else { lbs_deb_host("SEND_SLEEPC_CMD: after sent, intcounter %d\n", - adapter->intcounter); + priv->intcounter); } - spin_unlock_irqrestore(&adapter->driver_lock, flags); + spin_unlock_irqrestore(&priv->driver_lock, flags); lbs_deb_host("SEND_SLEEPC_CMD: sent confirm sleep\n"); } @@ -1847,7 +1949,7 @@ static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) return ret; } -void libertas_ps_sleep(wlan_private * priv, int wait_option) +void lbs_ps_sleep(struct lbs_private *priv, int wait_option) { lbs_deb_enter(LBS_DEB_HOST); @@ -1856,7 +1958,7 @@ void libertas_ps_sleep(wlan_private * priv, int wait_option) * Remove this check if it is to be supported in IBSS mode also */ - libertas_prepare_and_send_command(priv, CMD_802_11_PS_MODE, + lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL); lbs_deb_leave(LBS_DEB_HOST); @@ -1865,19 +1967,19 @@ void libertas_ps_sleep(wlan_private * priv, int wait_option) /** * @brief This function sends Exit_PS command to firmware. * - * @param priv A pointer to wlan_private structure + * @param priv A pointer to struct lbs_private structure * @param wait_option wait response or not * @return n/a */ -void libertas_ps_wakeup(wlan_private * priv, int wait_option) +void lbs_ps_wakeup(struct lbs_private *priv, int wait_option) { __le32 Localpsmode; lbs_deb_enter(LBS_DEB_HOST); - Localpsmode = cpu_to_le32(WLAN802_11POWERMODECAM); + Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM); - libertas_prepare_and_send_command(priv, CMD_802_11_PS_MODE, + lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, CMD_SUBCMD_EXIT_PS, wait_option, 0, &Localpsmode); @@ -1888,37 +1990,36 @@ void libertas_ps_wakeup(wlan_private * priv, int wait_option) * @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 priv A pointer to struct lbs_private structure * @param psmode Power Saving mode * @return n/a */ -void libertas_ps_confirm_sleep(wlan_private * priv, u16 psmode) +void lbs_ps_confirm_sleep(struct lbs_private *priv, u16 psmode) { unsigned long flags =0; - wlan_adapter *adapter = priv->adapter; u8 allowed = 1; lbs_deb_enter(LBS_DEB_HOST); if (priv->dnld_sent) { allowed = 0; - lbs_deb_host("dnld_sent was set"); + lbs_deb_host("dnld_sent was set\n"); } - spin_lock_irqsave(&adapter->driver_lock, flags); - if (adapter->cur_cmd) { + spin_lock_irqsave(&priv->driver_lock, flags); + if (priv->cur_cmd) { allowed = 0; - lbs_deb_host("cur_cmd was set"); + lbs_deb_host("cur_cmd was set\n"); } - if (adapter->intcounter > 0) { + if (priv->intcounter > 0) { allowed = 0; - lbs_deb_host("intcounter %d", adapter->intcounter); + lbs_deb_host("intcounter %d\n", priv->intcounter); } - spin_unlock_irqrestore(&adapter->driver_lock, flags); + spin_unlock_irqrestore(&priv->driver_lock, flags); if (allowed) { - lbs_deb_host("sending libertas_ps_confirm_sleep\n"); - sendconfirmsleep(priv, (u8 *) & adapter->libertas_ps_confirm_sleep, + lbs_deb_host("sending lbs_ps_confirm_sleep\n"); + sendconfirmsleep(priv, (u8 *) & priv->lbs_ps_confirm_sleep, sizeof(struct PS_CMD_ConfirmSleep)); } else { lbs_deb_host("sleep confirm has been delayed\n"); @@ -1926,3 +2027,123 @@ void libertas_ps_confirm_sleep(wlan_private * priv, u16 psmode) lbs_deb_leave(LBS_DEB_HOST); } + + +/** + * @brief Simple callback that copies response back into command + * + * @param priv A pointer to struct lbs_private structure + * @param extra A pointer to the original command structure for which + * 'resp' is a response + * @param resp A pointer to the command response + * + * @return 0 on success, error on failure + */ +int lbs_cmd_copyback(struct lbs_private *priv, unsigned long extra, + struct cmd_header *resp) +{ + struct cmd_header *buf = (void *)extra; + uint16_t copy_len; + + lbs_deb_enter(LBS_DEB_CMD); + + copy_len = min(le16_to_cpu(buf->size), le16_to_cpu(resp->size)); + lbs_deb_cmd("Copying back %u bytes; command response was %u bytes, " + "copy back buffer was %u bytes\n", copy_len, + le16_to_cpu(resp->size), le16_to_cpu(buf->size)); + memcpy(buf, resp, copy_len); + + lbs_deb_leave(LBS_DEB_CMD); + return 0; +} +EXPORT_SYMBOL_GPL(lbs_cmd_copyback); + +struct cmd_ctrl_node *__lbs_cmd_async(struct lbs_private *priv, uint16_t command, + struct cmd_header *in_cmd, int in_cmd_size, + int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *), + unsigned long callback_arg) +{ + struct cmd_ctrl_node *cmdnode; + + lbs_deb_enter(LBS_DEB_HOST); + + if (priv->surpriseremoved) { + lbs_deb_host("PREP_CMD: card removed\n"); + cmdnode = ERR_PTR(-ENOENT); + goto done; + } + + cmdnode = lbs_get_cmd_ctrl_node(priv); + if (cmdnode == NULL) { + lbs_deb_host("PREP_CMD: cmdnode is NULL\n"); + + /* Wake up main thread to execute next command */ + wake_up_interruptible(&priv->waitq); + cmdnode = ERR_PTR(-ENOBUFS); + goto done; + } + + cmdnode->callback = callback; + cmdnode->callback_arg = callback_arg; + + /* Copy the incoming command to the buffer */ + memcpy(cmdnode->cmdbuf, in_cmd, in_cmd_size); + + /* Set sequence number, clean result, move to buffer */ + priv->seqnum++; + cmdnode->cmdbuf->command = cpu_to_le16(command); + cmdnode->cmdbuf->size = cpu_to_le16(in_cmd_size); + cmdnode->cmdbuf->seqnum = cpu_to_le16(priv->seqnum); + cmdnode->cmdbuf->result = 0; + + lbs_deb_host("PREP_CMD: command 0x%04x\n", command); + + /* here was the big old switch() statement, which is now obsolete, + * because the caller of lbs_cmd() sets up all of *cmd for us. */ + + cmdnode->cmdwaitqwoken = 0; + lbs_queue_cmd(priv, cmdnode); + wake_up_interruptible(&priv->waitq); + + done: + lbs_deb_leave_args(LBS_DEB_HOST, "ret %p", cmdnode); + return cmdnode; +} + +int __lbs_cmd(struct lbs_private *priv, uint16_t command, + struct cmd_header *in_cmd, int in_cmd_size, + int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *), + unsigned long callback_arg) +{ + struct cmd_ctrl_node *cmdnode; + unsigned long flags; + int ret = 0; + + lbs_deb_enter(LBS_DEB_HOST); + + cmdnode = __lbs_cmd_async(priv, command, in_cmd, in_cmd_size, + callback, callback_arg); + if (IS_ERR(cmdnode)) { + ret = PTR_ERR(cmdnode); + goto done; + } + + might_sleep(); + wait_event_interruptible(cmdnode->cmdwait_q, cmdnode->cmdwaitqwoken); + + spin_lock_irqsave(&priv->driver_lock, flags); + ret = cmdnode->result; + if (ret) + lbs_pr_info("PREP_CMD: command 0x%04x failed: %d\n", + command, ret); + + __lbs_cleanup_and_insert_cmd(priv, cmdnode); + spin_unlock_irqrestore(&priv->driver_lock, flags); + +done: + lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret); + return ret; +} +EXPORT_SYMBOL_GPL(__lbs_cmd); + + |