diff options
Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/smd.c')
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/smd.c | 126 |
1 files changed, 124 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index 9c6590d5348a..2a4871ca9c72 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -73,6 +73,8 @@ static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = { WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), + WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), + WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), }; @@ -613,6 +615,85 @@ out: return ret; } +int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct cfg80211_scan_request *req) +{ + struct wcn36xx_hal_start_scan_offload_req_msg msg_body; + int ret, i; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_OFFLOAD_REQ); + + msg_body.scan_type = WCN36XX_HAL_SCAN_TYPE_ACTIVE; + msg_body.min_ch_time = 30; + msg_body.max_ch_time = 100; + msg_body.scan_hidden = 1; + memcpy(msg_body.mac, vif->addr, ETH_ALEN); + msg_body.p2p_search = vif->p2p; + + msg_body.num_ssid = min_t(u8, req->n_ssids, ARRAY_SIZE(msg_body.ssids)); + for (i = 0; i < msg_body.num_ssid; i++) { + msg_body.ssids[i].length = min_t(u8, req->ssids[i].ssid_len, + sizeof(msg_body.ssids[i].ssid)); + memcpy(msg_body.ssids[i].ssid, req->ssids[i].ssid, + msg_body.ssids[i].length); + } + + msg_body.num_channel = min_t(u8, req->n_channels, + sizeof(msg_body.channels)); + for (i = 0; i < msg_body.num_channel; i++) + msg_body.channels[i] = req->channels[i]->hw_value; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal start hw-scan (channels: %u; ssids: %u; p2p: %s)\n", + msg_body.num_channel, msg_body.num_ssid, + msg_body.p2p_search ? "yes" : "no"); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_start_scan_offload failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_start_scan_offload response failed err=%d\n", + ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_stop_scan_offload_req_msg msg_body; + int ret; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ); + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal stop hw-scan\n"); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_stop_scan_offload failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_stop_scan_offload response failed err=%d\n", + ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) { struct wcn36xx_hal_switch_channel_rsp_msg *rsp; @@ -2039,6 +2120,40 @@ static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) return 0; } +static int wcn36xx_smd_hw_scan_ind(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_scan_offload_ind *rsp = buf; + struct cfg80211_scan_info scan_info = {}; + + if (len != sizeof(*rsp)) { + wcn36xx_warn("Corrupted delete scan indication\n"); + return -EIO; + } + + wcn36xx_dbg(WCN36XX_DBG_HAL, "scan indication (type %x)", rsp->type); + + switch (rsp->type) { + case WCN36XX_HAL_SCAN_IND_FAILED: + scan_info.aborted = true; + case WCN36XX_HAL_SCAN_IND_COMPLETED: + mutex_lock(&wcn->scan_lock); + wcn->scan_req = NULL; + mutex_unlock(&wcn->scan_lock); + ieee80211_scan_completed(wcn->hw, &scan_info); + break; + case WCN36XX_HAL_SCAN_IND_STARTED: + case WCN36XX_HAL_SCAN_IND_FOREIGN_CHANNEL: + case WCN36XX_HAL_SCAN_IND_DEQUEUED: + case WCN36XX_HAL_SCAN_IND_PREEMPTED: + case WCN36XX_HAL_SCAN_IND_RESTARTED: + break; + default: + wcn36xx_warn("Unknown scan indication type %x\n", rsp->type); + } + + return 0; +} + static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, void *buf, size_t len) @@ -2250,6 +2365,8 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, case WCN36XX_HAL_CH_SWITCH_RSP: case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: case WCN36XX_HAL_8023_MULTICAST_LIST_RSP: + case WCN36XX_HAL_START_SCAN_OFFLOAD_RSP: + case WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP: memcpy(wcn->hal_buf, buf, len); wcn->hal_rsp_len = len; complete(&wcn->hal_rsp_compl); @@ -2262,6 +2379,7 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, case WCN36XX_HAL_MISSED_BEACON_IND: case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: case WCN36XX_HAL_PRINT_REG_INFO_IND: + case WCN36XX_HAL_SCAN_OFFLOAD_IND: msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC); if (!msg_ind) { wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", @@ -2298,6 +2416,8 @@ static void wcn36xx_ind_smd_work(struct work_struct *work) hal_ind_msg = list_first_entry(&wcn->hal_ind_queue, struct wcn36xx_hal_ind_msg, list); + list_del(wcn->hal_ind_queue.next); + spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg; @@ -2326,12 +2446,14 @@ static void wcn36xx_ind_smd_work(struct work_struct *work) hal_ind_msg->msg, hal_ind_msg->msg_len); break; + case WCN36XX_HAL_SCAN_OFFLOAD_IND: + wcn36xx_smd_hw_scan_ind(wcn, hal_ind_msg->msg, + hal_ind_msg->msg_len); + break; default: wcn36xx_err("SMD_EVENT (%d) not supported\n", msg_header->msg_type); } - list_del(wcn->hal_ind_queue.next); - spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); kfree(hal_ind_msg); } int wcn36xx_smd_open(struct wcn36xx *wcn) |