Return-path: Received: from mail-la0-f49.google.com ([209.85.215.49]:43191 "EHLO mail-la0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755044Ab3HWI7h (ORCPT ); Fri, 23 Aug 2013 04:59:37 -0400 Received: by mail-la0-f49.google.com with SMTP id ev20so275906lab.22 for ; Fri, 23 Aug 2013 01:59:35 -0700 (PDT) From: Eugene Krasnikov To: linux-wireless@vger.kernel.org Cc: wcn36xx@lists.infradead.org, Eugene Krasnikov Subject: [PATCH v2 09/16] wcn36xx: add smd.c Date: Fri, 23 Aug 2013 10:58:12 +0200 Message-Id: <1377248299-21007-10-git-send-email-k.eugene.e@gmail.com> (sfid-20130823_110006_431392_6FFA0B58) In-Reply-To: <1377248299-21007-1-git-send-email-k.eugene.e@gmail.com> References: <1377248299-21007-1-git-send-email-k.eugene.e@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Adding smd.c Signed-off-by: Eugene Krasnikov --- drivers/net/wireless/ath/wcn36xx/smd.c | 1530 ++++++++++++++++++++++++++++++++ 1 file changed, 1530 insertions(+) create mode 100644 drivers/net/wireless/ath/wcn36xx/smd.c diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c new file mode 100644 index 0000000..def40cd --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -0,0 +1,1530 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include "smd.h" + +static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value) +{ + struct wcn36xx_hal_cfg *entry; + u32 *val; + + if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_SMD_BUF_SIZE) { + wcn36xx_err("Not enough room for TLV entry\n"); + return -ENOMEM; + } + + entry = (struct wcn36xx_hal_cfg *) (wcn->smd_buf + *len); + entry->id = id; + entry->len = sizeof(u32); + entry->pad_bytes = 0; + entry->reserve = 0; + + val = (u32 *) (entry + 1); + *val = value; + + *len += sizeof(*entry) + sizeof(u32); + + return 0; +} + +static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, + struct ieee80211_sta *sta, + struct wcn36xx_hal_config_bss_params *bss_params) +{ + if (IEEE80211_BAND_5GHZ == WCN36XX_BAND(wcn)) + bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; + else if (sta && sta->ht_cap.ht_supported) + bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; + else if (sta && (sta->supp_rates[IEEE80211_BAND_2GHZ] & 0x7f)) + bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE; + else + bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE; +} + +static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct wcn36xx_hal_config_bss_params *bss_params) +{ + if (sta && sta->ht_cap.ht_supported) { + unsigned long caps = sta->ht_cap.cap; + bss_params->ht = sta->ht_cap.ht_supported; + bss_params->tx_channel_width_set = + test_bit(IEEE80211_HT_CAP_SUP_WIDTH_20_40, &caps); + bss_params->lsig_tx_op_protection_full_support = + test_bit(IEEE80211_HT_CAP_LSIG_TXOP_PROT, &caps); + + bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode; + bss_params->lln_non_gf_coexist = + !!(vif->bss_conf.ht_operation_mode & + IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); + /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */ + bss_params->dual_cts_protection = 0; + /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */ + bss_params->ht20_coexist = 0; + } +} + +static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta, + struct wcn36xx_hal_config_sta_params *sta_params) +{ + if (sta->ht_cap.ht_supported) { + unsigned long caps = sta->ht_cap.cap; + sta_params->ht_capable = sta->ht_cap.ht_supported; + sta_params->tx_channel_width_set = + test_bit(IEEE80211_HT_CAP_SUP_WIDTH_20_40, &caps); + sta_params->lsig_txop_protection = + test_bit(IEEE80211_HT_CAP_LSIG_TXOP_PROT, &caps); + + sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor; + sta_params->max_ampdu_density = sta->ht_cap.ampdu_density; + sta_params->max_amsdu_size = + test_bit(IEEE80211_HT_CAP_MAX_AMSDU, &caps); + sta_params->sgi_20Mhz = + test_bit(IEEE80211_HT_CAP_SGI_20, &caps); + sta_params->sgi_40mhz = + test_bit(IEEE80211_HT_CAP_SGI_40, &caps); + sta_params->green_field_capable = + test_bit(IEEE80211_HT_CAP_GRN_FLD, &caps); + sta_params->delayed_ba_support = + test_bit(IEEE80211_HT_CAP_DELAY_BA, &caps); + sta_params->dsss_cck_mode_40mhz = + test_bit(IEEE80211_HT_CAP_DSSSCCK40, &caps); + } +} + +static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct wcn36xx_hal_config_sta_params *sta_params) +{ + if (vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) { + sta_params->type = 1; + sta_params->sta_index = 0xFF; + } else { + sta_params->type = 0; + sta_params->sta_index = 1; + } + + sta_params->aid = wcn->aid; + sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); + + /* + * In STA mode ieee80211_sta contains bssid and ieee80211_vif + * contains our mac address. In AP mode we are bssid so vif + * contains bssid and ieee80211_sta contains mac. + */ + if (NL80211_IFTYPE_STATION == vif->type) + memcpy(&sta_params->mac, vif->addr, ETH_ALEN); + else + memcpy(&sta_params->bssid, vif->addr, ETH_ALEN); + + sta_params->encrypt_type = wcn->encrypt_type; + sta_params->short_preamble_supported = + !(WCN36XX_FLAGS(wcn) & + IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE); + + sta_params->rifs_mode = 0; + sta_params->rmf = 0; + sta_params->action = 0; + sta_params->uapsd = 0; + sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC; + sta_params->max_ampdu_duration = 0; + sta_params->bssid_index = wcn->current_vif->bss_index; + sta_params->p2p = 0; + + memcpy(&sta_params->supported_rates, &wcn->supported_rates, + sizeof(wcn->supported_rates)); + + if (sta) { + if (NL80211_IFTYPE_STATION == vif->type) + memcpy(&sta_params->bssid, sta->addr, ETH_ALEN); + else + memcpy(&sta_params->mac, sta->addr, ETH_ALEN); + sta_params->wmm_enabled = sta->wme; + sta_params->max_sp_len = sta->max_sp; + wcn36xx_smd_set_sta_ht_params(sta, sta_params); + } +} + +static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) +{ + int ret; + wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD >>> ", wcn->smd_buf, len); + + ret = wcn->ctrl_ops->tx(wcn->smd_buf, len); + mutex_unlock(&wcn->smd_mutex); + return ret; +} + +#define INIT_HAL_MSG(msg_body, type) \ + do { \ + memset(&msg_body, 0, sizeof(msg_body)); \ + msg_body.header.msg_type = type; \ + msg_body.header.msg_version = WCN36XX_HAL_MSG_VERSION0; \ + msg_body.header.len = sizeof(msg_body); \ + } while (0) \ + +#define PREPARE_HAL_BUF(send_buf, msg_body) \ + do { \ + struct wcn36xx *__wcn = \ + container_of(&send_buf, \ + struct wcn36xx, smd_buf); \ + mutex_lock(&__wcn->smd_mutex); \ + memset(send_buf, 0, msg_body.header.len); \ + memcpy(send_buf, &msg_body, sizeof(msg_body)); \ + } while (0) \ + +static int wcn36xx_smd_rsp_status_check(void *buf, size_t len) +{ + struct wcn36xx_fw_msg_status_rsp *rsp; + + if (len < sizeof(struct wcn36xx_hal_msg_header) + + sizeof(struct wcn36xx_fw_msg_status_rsp)) + return -EIO; + + rsp = (struct wcn36xx_fw_msg_status_rsp *) + (buf + sizeof(struct wcn36xx_hal_msg_header)); + + if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) + return -EIO; + + return 0; +} + +int wcn36xx_smd_load_nv(struct wcn36xx *wcn) +{ + const struct firmware *nv; + struct nv_data *nv_d; + struct wcn36xx_hal_nv_img_download_req_msg msg_body; + int fw_bytes_left; + int ret; + u16 fm_offset = 0; + + ret = request_firmware(&nv, WLAN_NV_FILE, wcn->dev); + if (ret) { + wcn36xx_err("Failed to load nv file %s: %d\n", + WLAN_NV_FILE, ret); + goto out_free_nv; + } + + nv_d = (struct nv_data *)nv->data; + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ); + + msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE; + + msg_body.frag_number = 0; + + do { + fw_bytes_left = nv->size - fm_offset - 4; + if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) { + msg_body.last_fragment = 0; + msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE; + } else { + msg_body.last_fragment = 1; + msg_body.nv_img_buffer_size = fw_bytes_left; + + /* Do not forget update general message len */ + msg_body.header.len = sizeof(msg_body) + fw_bytes_left; + + } + /* smd_buf must be protected with mutex */ + mutex_lock(&wcn->smd_mutex); + + /* Add load NV request message header */ + memcpy(wcn->smd_buf, &msg_body, sizeof(msg_body)); + + /* Add NV body itself */ + memcpy(wcn->smd_buf + sizeof(msg_body), + &nv_d->table + fm_offset, + msg_body.nv_img_buffer_size); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) + return ret; + + msg_body.frag_number++; + fm_offset += WCN36XX_NV_FRAGMENT_SIZE; + + } while (msg_body.last_fragment != 1); + +out_free_nv: + release_firmware(nv); + + return ret; +} + +int wcn36xx_smd_start(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_mac_start_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ); + + msg_body.params.type = DRIVER_TYPE_PRODUCTION; + msg_body.params.len = 0; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n", + msg_body.params.type); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_mac_start_rsp_msg *rsp; + + if (len < sizeof(*rsp)) + return -EIO; + + rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf; + + if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status) + return -EIO; + + memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version, + WCN36XX_HAL_VERSION_LENGTH); + memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version, + WCN36XX_HAL_VERSION_LENGTH); + + /* null terminate the strings, just in case */ + wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; + wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; + + wcn->fw_revision = rsp->start_rsp_params.version.revision; + wcn->fw_version = rsp->start_rsp_params.version.version; + wcn->fw_minor = rsp->start_rsp_params.version.minor; + wcn->fw_major = rsp->start_rsp_params.version.major; + + wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n", + wcn->wlan_version, wcn->crm_version); + + wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n", + wcn->fw_major, wcn->fw_minor, + wcn->fw_version, wcn->fw_revision, + rsp->start_rsp_params.stations, + rsp->start_rsp_params.bssids); + + return 0; +} + +int wcn36xx_smd_stop(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_mac_stop_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ); + + msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_init_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_init_scan_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ); + + msg_body.mode = HAL_SYS_MODE_SCAN; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_start_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_start_scan_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ); + + msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n", + msg_body.scan_channel); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_end_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_end_scan_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ); + + msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n", + msg_body.scan_channel); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_finish_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_finish_scan_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ); + + msg_body.mode = HAL_SYS_MODE_SCAN; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n", + msg_body.mode); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, int ch) +{ + struct wcn36xx_hal_switch_channel_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ); + + msg_body.channel_number = (u8)ch; + msg_body.tx_mgmt_power = 0xbf; + msg_body.max_tx_power = 0xbf; + memcpy(msg_body.self_sta_mac_addr, wcn->addresses.addr, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static void wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) +{ + struct wcn36xx_hal_switch_channel_rsp_msg *rsp; + rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf; + wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n", + rsp->channel_number, rsp->status); +} + +int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_update_scan_params_req msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ); + + msg_body.dot11d_enabled = 0; + msg_body.dot11d_resolved = 0; + msg_body.channel_count = 26; + msg_body.active_min_ch_time = 60; + msg_body.active_max_ch_time = 120; + msg_body.passive_min_ch_time = 60; + msg_body.passive_max_ch_time = 110; + msg_body.state = 0; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal update scan params channel_count %d\n", + msg_body.channel_count); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len) +{ + struct wcn36xx_hal_update_scan_params_resp *rsp; + + rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf; + + /* Remove the PNO version bit */ + rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK)); + + if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) { + wcn36xx_warn("error response from update scan\n"); + return -EIO; + } + + return 0; +} + +int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, u8 *addr, u32 status) +{ + struct wcn36xx_hal_add_sta_self_req msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ); + + memcpy(&msg_body.self_addr, addr, ETH_ALEN); + msg_body.status = status; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal add sta self self_addr %pM status %d\n", + msg_body.self_addr, msg_body.status); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn, + void *buf, + size_t len) +{ + struct wcn36xx_hal_add_sta_self_rsp_msg *rsp; + + if (len < sizeof(*rsp)) + return -EINVAL; + + rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf; + + if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { + wcn36xx_warn("hal add sta self failure: %d\n", + rsp->status); + return -EIO; + } + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal add sta self status %d self_sta_index %d dpu_index %d\n", + rsp->status, rsp->self_sta_index, rsp->dpu_index); + + wcn->current_vif->self_sta_index = rsp->self_sta_index; + wcn->current_vif->self_dpu_desc_index = rsp->dpu_index; + + return 0; +} + +int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr) +{ + struct wcn36xx_hal_del_sta_self_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ); + + memcpy(&msg_body.self_addr, addr, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index) +{ + struct wcn36xx_hal_delete_sta_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ); + + msg_body.sta_index = sta_index; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal delete sta sta_index %d\n", + msg_body.sta_index); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + +} + +int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch) +{ + struct wcn36xx_hal_join_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ); + + memcpy(&msg_body.bssid, bssid, ETH_ALEN); + memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN); + msg_body.channel = ch; + + if (conf_is_ht40_minus(&wcn->hw->conf)) + msg_body.secondary_channel_offset = + PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; + else if (conf_is_ht40_plus(&wcn->hw->conf)) + msg_body.secondary_channel_offset = + PHY_DOUBLE_CHANNEL_LOW_PRIMARY; + else + msg_body.secondary_channel_offset = + PHY_SINGLE_CHANNEL_CENTERED; + + msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE; + + msg_body.max_tx_power = 0xbf; + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n", + msg_body.bssid, msg_body.self_sta_mac_addr, + msg_body.channel, msg_body.link_state); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, + const u8 *sta_mac, + enum wcn36xx_hal_link_state state) +{ + struct wcn36xx_hal_set_link_state_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ); + + memcpy(&msg_body.bssid, bssid, ETH_ALEN); + memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN); + msg_body.state = state; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal set link state bssid %pM self_mac_addr %pM state %d\n", + msg_body.bssid, msg_body.self_mac_addr, msg_body.state); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn, + const struct wcn36xx_hal_config_sta_params *orig, + struct wcn36xx_hal_config_sta_params_v1 *v1) +{ + /* convert orig to v1 format */ + memcpy(&v1->bssid, orig->bssid, ETH_ALEN); + memcpy(&v1->mac, orig->mac, ETH_ALEN); + v1->aid = orig->aid; + v1->type = orig->type; + v1->listen_interval = orig->listen_interval; + v1->ht_capable = orig->ht_capable; + + v1->max_ampdu_size = orig->max_ampdu_size; + v1->max_ampdu_density = orig->max_ampdu_density; + v1->sgi_40mhz = orig->sgi_40mhz; + v1->sgi_20Mhz = orig->sgi_20Mhz; + + memcpy(&v1->supported_rates, &orig->supported_rates, + sizeof(orig->supported_rates)); + v1->sta_index = orig->sta_index; +} + +static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn, + const struct wcn36xx_hal_config_sta_req_msg *orig) +{ + struct wcn36xx_hal_config_sta_req_msg_v1 msg_body; + struct wcn36xx_hal_config_sta_params_v1 *sta = &msg_body.sta_params; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); + + wcn36xx_smd_convert_sta_to_v1(wcn, &orig->sta_params, + &msg_body.sta_params); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", + sta->action, sta->sta_index, sta->bssid_index, + sta->bssid, sta->type, sta->mac, sta->aid); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct wcn36xx_hal_config_sta_req_msg msg; + struct wcn36xx_hal_config_sta_params *sta_params; + + INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ); + + sta_params = &msg.sta_params; + + wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); + + if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) + return wcn36xx_smd_config_sta_v1(wcn, &msg); + + PREPARE_HAL_BUF(wcn->smd_buf, msg); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", + sta_params->action, sta_params->sta_index, + sta_params->bssid_index, sta_params->bssid, + sta_params->type, sta_params->mac, sta_params->aid); + + return wcn36xx_smd_send_and_wait(wcn, msg.header.len); +} + +static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn, void *buf, + size_t len) +{ + struct wcn36xx_hal_config_sta_rsp_msg *rsp; + struct config_sta_rsp_params *params; + + if (len < sizeof(*rsp)) + return -EINVAL; + + rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf; + params = &rsp->params; + + if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { + wcn36xx_warn("hal config sta response failure: %d\n", + params->status); + return -EIO; + } + + if (wcn->sta) { + wcn->sta->sta_index = params->sta_index; + wcn->sta->dpu_desc_index = params->dpu_index; + wcn->sta = NULL; + } + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config sta rsp status %d sta_index %d bssid_index %d p2p %d\n", + params->status, params->sta_index, params->bssid_index, + params->p2p); + + return 0; +} + +static int wcn36xx_smd_join_rsp(void *buf, size_t len) +{ + struct wcn36xx_hal_join_rsp_msg *rsp; + + if (wcn36xx_smd_rsp_status_check(buf, len)) + return -EIO; + + rsp = (struct wcn36xx_hal_join_rsp_msg *)buf; + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal rsp join status %d tx_mgmt_power %d\n", + rsp->status, rsp->tx_mgmt_power); + + return 0; +} + +static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, + const struct wcn36xx_hal_config_bss_req_msg *orig) +{ + struct wcn36xx_hal_config_bss_req_msg_v1 msg_body; + struct wcn36xx_hal_config_bss_params_v1 *bss = &msg_body.bss_params; + struct wcn36xx_hal_config_sta_params_v1 *sta = &bss->sta; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_BSS_REQ); + + /* convert orig to v1 */ + memcpy(&msg_body.bss_params.bssid, + &orig->bss_params.bssid, ETH_ALEN); + memcpy(&msg_body.bss_params.self_mac_addr, + &orig->bss_params.self_mac_addr, ETH_ALEN); + + msg_body.bss_params.bss_type = orig->bss_params.bss_type; + msg_body.bss_params.oper_mode = orig->bss_params.oper_mode; + msg_body.bss_params.nw_type = orig->bss_params.nw_type; + + msg_body.bss_params.short_slot_time_supported = + orig->bss_params.short_slot_time_supported; + msg_body.bss_params.lla_coexist = orig->bss_params.lla_coexist; + msg_body.bss_params.llb_coexist = orig->bss_params.llb_coexist; + msg_body.bss_params.llg_coexist = orig->bss_params.llg_coexist; + msg_body.bss_params.ht20_coexist = orig->bss_params.ht20_coexist; + msg_body.bss_params.lln_non_gf_coexist = + orig->bss_params.lln_non_gf_coexist; + + msg_body.bss_params.lsig_tx_op_protection_full_support = + orig->bss_params.lsig_tx_op_protection_full_support; + msg_body.bss_params.rifs_mode = orig->bss_params.rifs_mode; + msg_body.bss_params.beacon_interval = orig->bss_params.beacon_interval; + msg_body.bss_params.dtim_period = orig->bss_params.dtim_period; + msg_body.bss_params.tx_channel_width_set = + orig->bss_params.tx_channel_width_set; + msg_body.bss_params.oper_channel = orig->bss_params.oper_channel; + msg_body.bss_params.ext_channel = orig->bss_params.ext_channel; + + msg_body.bss_params.reserved = orig->bss_params.reserved; + + memcpy(&msg_body.bss_params.ssid, + &orig->bss_params.ssid, + sizeof(orig->bss_params.ssid)); + + msg_body.bss_params.action = orig->bss_params.action; + msg_body.bss_params.rateset = orig->bss_params.rateset; + msg_body.bss_params.ht = orig->bss_params.ht; + msg_body.bss_params.obss_prot_enabled = + orig->bss_params.obss_prot_enabled; + msg_body.bss_params.rmf = orig->bss_params.rmf; + msg_body.bss_params.ht_oper_mode = orig->bss_params.ht_oper_mode; + msg_body.bss_params.dual_cts_protection = + orig->bss_params.dual_cts_protection; + + msg_body.bss_params.max_probe_resp_retry_limit = + orig->bss_params.max_probe_resp_retry_limit; + msg_body.bss_params.hidden_ssid = orig->bss_params.hidden_ssid; + msg_body.bss_params.proxy_probe_resp = + orig->bss_params.proxy_probe_resp; + msg_body.bss_params.edca_params_valid = + orig->bss_params.edca_params_valid; + + memcpy(&msg_body.bss_params.acbe, + &orig->bss_params.acbe, + sizeof(orig->bss_params.acbe)); + memcpy(&msg_body.bss_params.acbk, + &orig->bss_params.acbk, + sizeof(orig->bss_params.acbk)); + memcpy(&msg_body.bss_params.acvi, + &orig->bss_params.acvi, + sizeof(orig->bss_params.acvi)); + memcpy(&msg_body.bss_params.acvo, + &orig->bss_params.acvo, + sizeof(orig->bss_params.acvo)); + + msg_body.bss_params.ext_set_sta_key_param_valid = + orig->bss_params.ext_set_sta_key_param_valid; + + memcpy(&msg_body.bss_params.ext_set_sta_key_param, + &orig->bss_params.ext_set_sta_key_param, + sizeof(orig->bss_params.acvo)); + + msg_body.bss_params.wcn36xx_hal_persona = + orig->bss_params.wcn36xx_hal_persona; + msg_body.bss_params.spectrum_mgt_enable = + orig->bss_params.spectrum_mgt_enable; + msg_body.bss_params.tx_mgmt_power = orig->bss_params.tx_mgmt_power; + msg_body.bss_params.max_tx_power = orig->bss_params.max_tx_power; + + wcn36xx_smd_convert_sta_to_v1(wcn, &orig->bss_params.sta, + &msg_body.bss_params.sta); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", + bss->bssid, bss->self_mac_addr, bss->bss_type, + bss->oper_mode, bss->nw_type); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", + sta->bssid, sta->action, sta->sta_index, + sta->bssid_index, sta->aid, sta->type, sta->mac); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, const u8 *bssid, + bool update) +{ + struct wcn36xx_hal_config_bss_req_msg msg; + struct wcn36xx_hal_config_bss_params *bss; + struct wcn36xx_hal_config_sta_params *sta_params; + + INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_BSS_REQ); + + bss = &msg.bss_params; + sta_params = &bss->sta; + + WARN_ON(is_zero_ether_addr(bssid)); + + memcpy(&bss->bssid, bssid, ETH_ALEN); + + memcpy(&bss->self_mac_addr, &wcn->addresses, ETH_ALEN); + + if (vif->type == NL80211_IFTYPE_STATION) { + bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE; + + /* STA */ + bss->oper_mode = 1; + bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE; + } else if (vif->type == NL80211_IFTYPE_AP) { + bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE; + + /* AP */ + bss->oper_mode = 0; + bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE; + } else if (vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) { + bss->bss_type = WCN36XX_HAL_IBSS_MODE; + + /* STA */ + bss->oper_mode = 1; + } else { + wcn36xx_warn("Unknown type for bss config: %d\n", vif->type); + } + + if (vif->type == NL80211_IFTYPE_STATION) + wcn36xx_smd_set_bss_nw_type(wcn, sta, bss); + else + bss->nw_type = WCN36XX_HAL_11N_NW_TYPE; + + bss->short_slot_time_supported = vif->bss_conf.use_short_slot; + bss->lla_coexist = 0; + bss->llb_coexist = 0; + bss->llg_coexist = 0; + bss->rifs_mode = 0; + bss->beacon_interval = vif->bss_conf.beacon_int; + bss->dtim_period = wcn->dtim_period; + + wcn36xx_smd_set_bss_ht_params(vif, sta, bss); + + bss->oper_channel = WCN36XX_HW_CHANNEL(wcn); + + if (conf_is_ht40_minus(&wcn->hw->conf)) + bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW; + else if (conf_is_ht40_plus(&wcn->hw->conf)) + bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; + else + bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE; + + bss->reserved = 0; + wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); + + /* wcn->ssid is only valid in AP and IBSS mode */ + bss->ssid.length = wcn->ssid.length; + memcpy(bss->ssid.ssid, wcn->ssid.ssid, wcn->ssid.length); + + bss->obss_prot_enabled = 0; + bss->rmf = 0; + bss->max_probe_resp_retry_limit = 0; + bss->hidden_ssid = vif->bss_conf.hidden_ssid; + bss->proxy_probe_resp = 0; + bss->edca_params_valid = 0; + + /* FIXME: set acbe, acbk, acvi and acvo */ + + bss->ext_set_sta_key_param_valid = 0; + + /* FIXME: set ext_set_sta_key_param */ + + bss->spectrum_mgt_enable = 0; + bss->tx_mgmt_power = 0; + bss->max_tx_power = WCN36XX_MAX_POWER(wcn); + + bss->action = update; + + if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) + return wcn36xx_smd_config_bss_v1(wcn, &msg); + + PREPARE_HAL_BUF(wcn->smd_buf, msg); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", + bss->bssid, bss->self_mac_addr, bss->bss_type, + bss->oper_mode, bss->nw_type); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", + sta_params->bssid, sta_params->action, + sta_params->sta_index, sta_params->bssid_index, + sta_params->aid, sta_params->type, + sta_params->mac); + + return wcn36xx_smd_send_and_wait(wcn, msg.header.len); +} + +static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn, + void *buf, + size_t len) +{ + struct wcn36xx_hal_config_bss_rsp_msg *rsp; + struct wcn36xx_hal_config_bss_rsp_params *params; + + if (len < sizeof(*rsp)) + return -EINVAL; + + rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf; + params = &rsp->bss_rsp_params; + + if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { + wcn36xx_warn("hal config bss response failure: %d\n", + params->status); + return -EIO; + } + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config bss rsp status %d bss_idx %d dpu_desc_index %d" + " sta_idx %d self_idx %d bcast_idx %d mac %pM" + " power %d ucast_dpu_signature %d\n", + params->status, params->bss_index, params->dpu_desc_index, + params->bss_sta_index, params->bss_self_sta_index, + params->bss_bcast_sta_idx, params->mac, + params->tx_mgmt_power, params->ucast_dpu_signature); + + wcn->current_vif->bss_index = params->bss_index; + + if (wcn->sta) { + wcn->sta->bss_sta_index = params->bss_sta_index; + wcn->sta->bss_dpu_desc_index = params->dpu_desc_index; + } + + wcn->current_vif->ucast_dpu_signature = params->ucast_dpu_signature; + + return 0; +} + +int wcn36xx_smd_delete_bss(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_delete_bss_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ); + + msg_body.bss_index = wcn->current_vif->bss_index; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct sk_buff *skb_beacon, + u16 tim_off, u16 p2p_off) +{ + struct wcn36xx_hal_send_beacon_req_msg msg_body; + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ); + + /* TODO need to find out why this is needed? */ + msg_body.beacon_length = skb_beacon->len + 6; + + if (BEACON_TEMPLATE_SIZE > msg_body.beacon_length) { + memcpy(&msg_body.beacon, &skb_beacon->len, sizeof(u32)); + memcpy(&(msg_body.beacon[4]), skb_beacon->data, + skb_beacon->len); + } else { + wcn36xx_err("Beacon is to big: beacon size=%d\n", + msg_body.beacon_length); + return -ENOMEM; + } + memcpy(&msg_body.bssid, &wcn->addresses, ETH_ALEN); + + /* TODO need to find out why this is needed? */ + msg_body.tim_ie_offset = tim_off+4; + msg_body.p2p_ie_offset = p2p_off; + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal send beacon beacon_length %d\n", + msg_body.beacon_length); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, struct sk_buff *skb) +{ + struct wcn36xx_hal_send_probe_resp_req_msg msg; + + INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ); + + if (skb->len > BEACON_TEMPLATE_SIZE) { + wcn36xx_warn("probe response template is too big: %d\n", + skb->len); + return -E2BIG; + } + + msg.probe_resp_template_len = skb->len; + memcpy(&msg.probe_resp_template, skb->data, skb->len); + + memcpy(&msg.bssid, &wcn->addresses, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->smd_buf, msg); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal update probe rsp len %d bssid %pM\n", + msg.probe_resp_template_len, msg.bssid); + + return wcn36xx_smd_send_and_wait(wcn, msg.header.len); +} + +int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 keylen, + u8 *key, + u8 sta_index) +{ + struct wcn36xx_hal_set_sta_key_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ); + + msg_body.set_sta_key_params.sta_index = sta_index; + msg_body.set_sta_key_params.enc_type = enc_type; + + msg_body.set_sta_key_params.key[0].id = keyidx; + msg_body.set_sta_key_params.key[0].unicast = 1; + msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX; + msg_body.set_sta_key_params.key[0].pae_role = 0; + msg_body.set_sta_key_params.key[0].length = keylen; + memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen); + msg_body.set_sta_key_params.single_tid_rc = 1; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 keylen, + u8 *key) +{ + struct wcn36xx_hal_set_bss_key_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ); + msg_body.bss_idx = 0; + msg_body.enc_type = enc_type; + msg_body.num_keys = 1; + msg_body.keys[0].id = keyidx; + msg_body.keys[0].unicast = 0; + msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY; + msg_body.keys[0].pae_role = 0; + msg_body.keys[0].length = keylen; + memcpy(msg_body.keys[0].key, key, keylen); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 sta_index) +{ + struct wcn36xx_hal_remove_sta_key_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ); + + msg_body.sta_idx = sta_index; + msg_body.enc_type = enc_type; + msg_body.key_id = keyidx; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx) +{ + struct wcn36xx_hal_remove_bss_key_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ); + msg_body.bss_idx = 0; + msg_body.enc_type = enc_type; + msg_body.key_id = keyidx; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, u64 tbtt) +{ + struct wcn36xx_hal_enter_bmps_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ); + + msg_body.bss_index = wcn->current_vif->bss_index; + msg_body.tbtt = tbtt; + msg_body.dtim_period = wcn->dtim_period; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_enter_bmps_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ); + + msg_body.bss_index = wcn->current_vif->bss_index; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +/* Notice: This function should be called after associated, or else it + * will be invalid + */ +int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, int packet_type) +{ + struct wcn36xx_hal_keep_alive_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ); + + if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) { + msg_body.bss_index = wcn->current_vif->bss_index; + msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT; + msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD; + } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) { + /* TODO: it also support ARP response type */ + } else { + wcn36xx_warn("unknow keep alive packet type %d\n", packet_type); + return -EINVAL; + } + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, + u32 arg3, u32 arg4, u32 arg5) +{ + struct wcn36xx_hal_dump_cmd_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ); + + msg_body.arg1 = arg1; + msg_body.arg2 = arg2; + msg_body.arg3 = arg3; + msg_body.arg4 = arg4; + msg_body.arg5 = arg5; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static inline void set_feat_caps(u32 *bitmap, + enum place_holder_in_cap_bitmap cap) +{ + int arr_idx, bit_idx; + + if (cap < 0 || cap > 127) { + wcn36xx_warn("error cap idx %d\n", cap); + return; + } + + arr_idx = cap / 32; + bit_idx = cap % 32; + bitmap[arr_idx] |= (1 << bit_idx); +} + +static inline int get_feat_caps(u32 *bitmap, + enum place_holder_in_cap_bitmap cap) +{ + int arr_idx, bit_idx; + int ret = 0; + + if (cap < 0 || cap > 127) { + wcn36xx_warn("error cap idx %d\n", cap); + return -EINVAL; + } + + arr_idx = cap / 32; + bit_idx = cap % 32; + ret = (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0; + return ret; +} + +static inline void clear_feat_caps(u32 *bitmap, + enum place_holder_in_cap_bitmap cap) +{ + int arr_idx, bit_idx; + + if (cap < 0 || cap > 127) { + wcn36xx_warn("error cap idx %d\n", cap); + return; + } + + arr_idx = cap / 32; + bit_idx = cap % 32; + bitmap[arr_idx] &= ~(1 << bit_idx); +} + +int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_feat_caps_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); + + set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +/* FW sends its capability bitmap as a response */ +int wcn36xx_smd_feature_caps_exchange_rsp(void *buf, size_t len) +{ + /* TODO: print the caps of rsp for comapre */ + if (wcn36xx_smd_rsp_status_check(buf, len)) { + wcn36xx_warn("error response for caps exchange\n"); + return -EIO; + } + + return 0; +} + +int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, + struct ieee80211_sta *sta, + u16 tid, + u16 *ssn, + u8 direction, + u8 sta_index) +{ + struct wcn36xx_hal_add_ba_session_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ); + + msg_body.sta_index = sta_index; + memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN); + msg_body.dialog_token = 0x10; + msg_body.tid = tid; + + /* Immediate BA because Delayed BA is not supported */ + msg_body.policy = 1; + msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE; + msg_body.timeout = 0; + if (ssn) + msg_body.ssn = *ssn; + msg_body.direction = direction; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_add_ba(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_add_ba_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ); + + msg_body.session_id = 0; + msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE; + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index) +{ + struct wcn36xx_hal_del_ba_req_msg msg_body; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ); + + msg_body.sta_index = sta_index; + msg_body.tid = tid; + msg_body.direction = 0; + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index) +{ + struct wcn36xx_hal_trigger_ba_req_msg msg_body; + struct wcn36xx_hal_trigget_ba_req_candidate *candidate; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); + + msg_body.session_id = 0; + msg_body.candidate_cnt = 1; + msg_body.header.len += sizeof(*candidate); + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + candidate = (struct wcn36xx_hal_trigget_ba_req_candidate *) + (wcn->smd_buf + sizeof(msg_body)); + candidate->sta_index = sta_index; + candidate->tid_bitmap = 1; + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf; + + if (len != sizeof(*rsp)) { + wcn36xx_warn("Bad TX complete indication\n"); + return -EIO; + } + + wcn36xx_dxe_tx_ack_ind(wcn, rsp->status); + + return 0; +} + +static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, + void *buf, + size_t len) +{ + struct ieee80211_vif *vif = container_of((void *)wcn->current_vif, + struct ieee80211_vif, + drv_priv); + + mutex_lock(&wcn->pm_mutex); + + /* + * In suspended state mac80211 is still sleeping and that means we + * cannot notify it about connection lost. Wait until resume and + * then notify mac80211 about it. + */ + if (wcn->is_suspended) { + wcn36xx_dbg(WCN36XX_DBG_HAL, + "postpone connection lost notification\n"); + wcn->is_con_lost_pending = true; + } else { + wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed\n"); + ieee80211_connection_loss(vif); + } + + mutex_unlock(&wcn->pm_mutex); + + return 0; +} + +static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, + void *buf, + size_t len) +{ + struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; + struct ieee80211_vif *vif = container_of((void *)wcn->current_vif, + struct ieee80211_vif, + drv_priv); + struct ieee80211_sta *sta; + + if (len != sizeof(*rsp)) { + wcn36xx_warn("Bad delete sta indication\n"); + return -EIO; + } + + + rcu_read_lock(); + + sta = ieee80211_find_sta(vif, rsp->addr2); + if (sta) { + wcn36xx_dbg(WCN36XX_DBG_HAL, + "delete station indication %pM\n", rsp->addr2); + ieee80211_report_low_ack(sta, 0); + } + + rcu_read_unlock(); + + return 0; +} + +int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value) +{ + struct wcn36xx_hal_update_cfg_req_msg msg_body, *body; + size_t len; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ); + + PREPARE_HAL_BUF(wcn->smd_buf, msg_body); + + body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->smd_buf; + len = msg_body.header.len; + + put_cfg_tlv_u32(wcn, &len, cfg_id, value); + body->header.len = len; + body->len = len - sizeof(*body); + + return wcn36xx_smd_send_and_wait(wcn, len); +} +static void wcn36xx_smd_rsp_process(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_msg_header *msg_header = buf; + + wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); + + switch (msg_header->msg_type) { + case WCN36XX_HAL_START_RSP: + wcn36xx_smd_start_rsp(wcn, buf, len); + break; + case WCN36XX_HAL_CONFIG_STA_RSP: + wcn36xx_smd_config_sta_rsp(wcn, buf, len); + break; + case WCN36XX_HAL_CONFIG_BSS_RSP: + wcn36xx_smd_config_bss_rsp(wcn, buf, len); + break; + case WCN36XX_HAL_ADD_STA_SELF_RSP: + wcn36xx_smd_add_sta_self_rsp(wcn, buf, len); + break; + case WCN36XX_HAL_STOP_RSP: + case WCN36XX_HAL_DEL_STA_SELF_RSP: + case WCN36XX_HAL_DELETE_STA_RSP: + case WCN36XX_HAL_INIT_SCAN_RSP: + case WCN36XX_HAL_START_SCAN_RSP: + case WCN36XX_HAL_END_SCAN_RSP: + case WCN36XX_HAL_FINISH_SCAN_RSP: + case WCN36XX_HAL_DOWNLOAD_NV_RSP: + case WCN36XX_HAL_DELETE_BSS_RSP: + case WCN36XX_HAL_SEND_BEACON_RSP: + case WCN36XX_HAL_SET_LINK_ST_RSP: + case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP: + case WCN36XX_HAL_SET_BSSKEY_RSP: + case WCN36XX_HAL_SET_STAKEY_RSP: + case WCN36XX_HAL_RMV_STAKEY_RSP: + case WCN36XX_HAL_RMV_BSSKEY_RSP: + case WCN36XX_HAL_ENTER_BMPS_RSP: + case WCN36XX_HAL_EXIT_BMPS_RSP: + case WCN36XX_HAL_KEEP_ALIVE_RSP: + case WCN36XX_HAL_DUMP_COMMAND_RSP: + case WCN36XX_HAL_ADD_BA_SESSION_RSP: + case WCN36XX_HAL_ADD_BA_RSP: + case WCN36XX_HAL_DEL_BA_RSP: + case WCN36XX_HAL_TRIGGER_BA_RSP: + case WCN36XX_HAL_UPDATE_CFG_RSP: + if (wcn36xx_smd_rsp_status_check(buf, len)) { + wcn36xx_warn("error response from hal request %d\n", + msg_header->msg_type); + } + break; + case WCN36XX_HAL_JOIN_RSP: + wcn36xx_smd_join_rsp(buf, len); + break; + case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP: + wcn36xx_smd_update_scan_params_rsp(buf, len); + break; + case WCN36XX_HAL_CH_SWITCH_RSP: + wcn36xx_smd_switch_channel_rsp(buf, len); + break; + case WCN36XX_HAL_OTA_TX_COMPL_IND: + wcn36xx_smd_tx_compl_ind(wcn, buf, len); + break; + case WCN36XX_HAL_MISSED_BEACON_IND: + wcn36xx_smd_missed_beacon_ind(wcn, buf, len); + break; + case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: + wcn36xx_smd_feature_caps_exchange_rsp(buf, len); + break; + case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: + wcn36xx_smd_delete_sta_context_ind(wcn, buf, len); + break; + default: + wcn36xx_err("SMD_EVENT (%d) not supported\n", + msg_header->msg_type); + } +} + +int wcn36xx_smd_open(struct wcn36xx *wcn) +{ + return wcn->ctrl_ops->open(wcn, wcn36xx_smd_rsp_process); +} + +void wcn36xx_smd_close(struct wcn36xx *wcn) +{ + wcn->ctrl_ops->close(); +} -- 1.8.2.2