diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index e27b3168862cdf72075b3125c3f93175692ecd25..7276a3449e17fa8d2fce7c8ef922dbe0386c729a 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -349,7 +349,6 @@ mwifiex_set_rf_channel(struct mwifiex_private *priv, struct ieee80211_channel *chan, enum nl80211_channel_type channel_type) { - struct mwifiex_chan_freq_power cfp; u32 config_bands = 0; struct wiphy *wiphy = priv->wdev->wiphy; struct mwifiex_adapter *adapter = priv->adapter; @@ -389,24 +388,14 @@ mwifiex_set_rf_channel(struct mwifiex_private *priv, mwifiex_cfg80211_channel_type_to_sec_chan_offset (channel_type); adapter->channel_type = channel_type; + priv->adhoc_channel = + ieee80211_frequency_to_channel(chan->center_freq); mwifiex_send_domain_info_cmd_fw(wiphy); } wiphy_dbg(wiphy, "info: setting band %d, chan offset %d, mode %d\n", config_bands, adapter->sec_chan_offset, priv->bss_mode); - if (!chan) - return 0; - - memset(&cfp, 0, sizeof(cfp)); - cfp.freq = chan->center_freq; - cfp.channel = ieee80211_frequency_to_channel(chan->center_freq); - - if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) { - if (mwifiex_bss_set_channel(priv, &cfp)) - return -EFAULT; - return mwifiex_drv_change_adhoc_chan(priv, cfp.channel); - } return 0; } diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 14e985d01dee73b3ed1f6e02b6ef74764ced919a..e831b440a24a3f2c654e8ad04e17701fb0e1b85f 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -225,7 +225,6 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define HostCmd_CMD_BBP_REG_ACCESS 0x001a #define HostCmd_CMD_RF_REG_ACCESS 0x001b #define HostCmd_CMD_PMIC_REG_ACCESS 0x00ad -#define HostCmd_CMD_802_11_RF_CHANNEL 0x001d #define HostCmd_CMD_RF_TX_PWR 0x001e #define HostCmd_CMD_RF_ANTENNA 0x0020 #define HostCmd_CMD_802_11_DEAUTHENTICATE 0x0024 @@ -1292,14 +1291,6 @@ struct host_cmd_tlv_channel_band { u8 channel; } __packed; -struct host_cmd_ds_802_11_rf_channel { - __le16 action; - __le16 current_channel; - __le16 rf_type; - __le16 reserved; - u8 reserved_1[32]; -} __packed; - struct host_cmd_ds_version_ext { u8 version_str_sel; char version_str[128]; @@ -1384,7 +1375,6 @@ struct host_cmd_ds_command { struct host_cmd_ds_802_11_rssi_info rssi_info; struct host_cmd_ds_802_11_rssi_info_rsp rssi_info_rsp; struct host_cmd_ds_802_11_snmp_mib smib; - struct host_cmd_ds_802_11_rf_channel rf_channel; struct host_cmd_ds_tx_rate_query tx_rate; struct host_cmd_ds_tx_rate_cfg tx_rate_cfg; struct host_cmd_ds_txpwr_cfg txp_cfg; diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 774880d5cb5687194f09ca96a39b0d9b62b104e7..b710649ccf15e169978610ad9178e61f00723e35 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -953,8 +953,6 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, const struct mwifiex_user_scan_cfg *user_scan_in); int mwifiex_set_radio(struct mwifiex_private *priv, u8 option); -int mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, u16 channel); - int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key, int key_len, u8 key_index, const u8 *mac_addr, int disable); @@ -993,8 +991,6 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, int mwifiex_main_process(struct mwifiex_adapter *); -int mwifiex_bss_set_channel(struct mwifiex_private *, - struct mwifiex_chan_freq_power *cfp); int mwifiex_get_bss_info(struct mwifiex_private *, struct mwifiex_bss_info *); int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c index 75eaa6f877fa5b0bf2e3a902b35158d7aac987ae..93b06cd4e1762d3c7b384fca1ed2e24b7f504ca1 100644 --- a/drivers/net/wireless/mwifiex/sta_cmd.c +++ b/drivers/net/wireless/mwifiex/sta_cmd.c @@ -744,40 +744,6 @@ static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv, return 0; } -/* - * This function prepares command to set/get RF channel. - * - * Preparation includes - - * - Setting command ID, action and proper size - * - Setting RF type and current RF channel (for SET only) - * - Ensuring correct endian-ness - */ -static int mwifiex_cmd_802_11_rf_channel(struct mwifiex_private *priv, - struct host_cmd_ds_command *cmd, - u16 cmd_action, u16 *channel) -{ - struct host_cmd_ds_802_11_rf_channel *rf_chan = - &cmd->params.rf_channel; - uint16_t rf_type = le16_to_cpu(rf_chan->rf_type); - - cmd->command = cpu_to_le16(HostCmd_CMD_802_11_RF_CHANNEL); - cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rf_channel) - + S_DS_GEN); - - if (cmd_action == HostCmd_ACT_GEN_SET) { - if ((priv->adapter->adhoc_start_band & BAND_A) || - (priv->adapter->adhoc_start_band & BAND_AN)) - rf_chan->rf_type = - cpu_to_le16(HostCmd_SCAN_RADIO_TYPE_A); - - rf_type = le16_to_cpu(rf_chan->rf_type); - SET_SECONDARYCHAN(rf_type, priv->adapter->sec_chan_offset); - rf_chan->current_channel = cpu_to_le16(*channel); - } - rf_chan->action = cpu_to_le16(cmd_action); - return 0; -} - /* * This function prepares command to set/get IBSS coalescing status. * @@ -1175,10 +1141,6 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, S_DS_GEN); ret = 0; break; - case HostCmd_CMD_802_11_RF_CHANNEL: - ret = mwifiex_cmd_802_11_rf_channel(priv, cmd_ptr, cmd_action, - data_buf); - break; case HostCmd_CMD_FUNC_INIT: if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET) priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY; diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c index 71c9b5b92e6dc2e6384013400d1ac72f11bc065b..43ede5e5885109eff5aa44b893e4d46a7ae1df6d 100644 --- a/drivers/net/wireless/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c @@ -655,34 +655,6 @@ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv, return 0; } -/* - * This function handles the command response of get RF channel. - * - * Handling includes changing the header fields into CPU format - * and saving the new channel in driver. - */ -static int mwifiex_ret_802_11_rf_channel(struct mwifiex_private *priv, - struct host_cmd_ds_command *resp, - u16 *data_buf) -{ - struct host_cmd_ds_802_11_rf_channel *rf_channel = - &resp->params.rf_channel; - u16 new_channel = le16_to_cpu(rf_channel->current_channel); - - if (priv->curr_bss_params.bss_descriptor.channel != new_channel) { - dev_dbg(priv->adapter->dev, "cmd: Channel Switch: %d to %d\n", - priv->curr_bss_params.bss_descriptor.channel, - new_channel); - /* Update the channel again */ - priv->curr_bss_params.bss_descriptor.channel = new_channel; - } - - if (data_buf) - *data_buf = new_channel; - - return 0; -} - /* * This function handles the command response of get extended version. * @@ -935,9 +907,6 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, case HostCmd_CMD_802_11_TX_RATE_QUERY: ret = mwifiex_ret_802_11_tx_rate_query(priv, resp); break; - case HostCmd_CMD_802_11_RF_CHANNEL: - ret = mwifiex_ret_802_11_rf_channel(priv, resp, data_buf); - break; case HostCmd_CMD_VERSION_EXT: ret = mwifiex_ret_ver_ext(priv, resp, data_buf); break; diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index f2fd2423214f1375da61e0449a3fcd94e5cfaeef..6dff01650242ca64ac240a0686c8e2964077ecc9 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -496,169 +496,6 @@ int mwifiex_disable_auto_ds(struct mwifiex_private *priv) } EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); -/* - * IOCTL request handler to set/get active channel. - * - * This function performs validity checking on channel/frequency - * compatibility and returns failure if not valid. - */ -int mwifiex_bss_set_channel(struct mwifiex_private *priv, - struct mwifiex_chan_freq_power *chan) -{ - struct mwifiex_adapter *adapter = priv->adapter; - struct mwifiex_chan_freq_power *cfp = NULL; - - if (!chan) - return -1; - - if (!chan->channel && !chan->freq) - return -1; - if (adapter->adhoc_start_band & BAND_AN) - adapter->adhoc_start_band = BAND_G | BAND_B | BAND_GN; - else if (adapter->adhoc_start_band & BAND_A) - adapter->adhoc_start_band = BAND_G | BAND_B; - if (chan->channel) { - if (chan->channel <= MAX_CHANNEL_BAND_BG) - cfp = mwifiex_get_cfp(priv, 0, (u16) chan->channel, 0); - if (!cfp) { - cfp = mwifiex_get_cfp(priv, BAND_A, - (u16) chan->channel, 0); - if (cfp) { - if (adapter->adhoc_11n_enabled) - adapter->adhoc_start_band = BAND_A - | BAND_AN; - else - adapter->adhoc_start_band = BAND_A; - } - } - } else { - if (chan->freq <= MAX_FREQUENCY_BAND_BG) - cfp = mwifiex_get_cfp(priv, 0, 0, chan->freq); - if (!cfp) { - cfp = mwifiex_get_cfp(priv, BAND_A, 0, chan->freq); - if (cfp) { - if (adapter->adhoc_11n_enabled) - adapter->adhoc_start_band = BAND_A - | BAND_AN; - else - adapter->adhoc_start_band = BAND_A; - } - } - } - if (!cfp || !cfp->channel) { - dev_err(adapter->dev, "invalid channel/freq\n"); - return -1; - } - priv->adhoc_channel = (u8) cfp->channel; - chan->channel = cfp->channel; - chan->freq = cfp->freq; - - return 0; -} - -/* - * IOCTL request handler to set/get Ad-Hoc channel. - * - * This function prepares the correct firmware command and - * issues it to set or get the ad-hoc channel. - */ -static int mwifiex_bss_ioctl_ibss_channel(struct mwifiex_private *priv, - u16 action, u16 *channel) -{ - if (action == HostCmd_ACT_GEN_GET) { - if (!priv->media_connected) { - *channel = priv->adhoc_channel; - return 0; - } - } else { - priv->adhoc_channel = (u8) *channel; - } - - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_RF_CHANNEL, - action, 0, channel); -} - -/* - * IOCTL request handler to change Ad-Hoc channel. - * - * This function allocates the IOCTL request buffer, fills it - * with requisite parameters and calls the IOCTL handler. - * - * The function follows the following steps to perform the change - - * - Get current IBSS information - * - Get current channel - * - If no change is required, return - * - If not connected, change channel and return - * - If connected, - * - Disconnect - * - Change channel - * - Perform specific SSID scan with same SSID - * - Start/Join the IBSS - */ -int -mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, u16 channel) -{ - int ret; - struct mwifiex_bss_info bss_info; - struct mwifiex_ssid_bssid ssid_bssid; - u16 curr_chan = 0; - struct cfg80211_bss *bss = NULL; - struct ieee80211_channel *chan; - enum ieee80211_band band; - - memset(&bss_info, 0, sizeof(bss_info)); - - /* Get BSS information */ - if (mwifiex_get_bss_info(priv, &bss_info)) - return -1; - - /* Get current channel */ - ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_GET, - &curr_chan); - - if (curr_chan == channel) { - ret = 0; - goto done; - } - dev_dbg(priv->adapter->dev, "cmd: updating channel from %d to %d\n", - curr_chan, channel); - - if (!bss_info.media_connected) { - ret = 0; - goto done; - } - - /* Do disonnect */ - memset(&ssid_bssid, 0, ETH_ALEN); - ret = mwifiex_deauthenticate(priv, ssid_bssid.bssid); - - ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_SET, - &channel); - - /* Do specific SSID scanning */ - if (mwifiex_request_scan(priv, &bss_info.ssid)) { - ret = -1; - goto done; - } - - band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); - chan = __ieee80211_get_channel(priv->wdev->wiphy, - ieee80211_channel_to_frequency(channel, - band)); - - /* Find the BSS we want using available scan results */ - bss = cfg80211_get_bss(priv->wdev->wiphy, chan, bss_info.bssid, - bss_info.ssid.ssid, bss_info.ssid.ssid_len, - WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); - if (!bss) - wiphy_warn(priv->wdev->wiphy, "assoc: bss %pM not in scan results\n", - bss_info.bssid); - - ret = mwifiex_bss_start(priv, bss, &bss_info.ssid); -done: - return ret; -} - /* * IOCTL request handler to get rate. *