From f988d64010ec058a206dce083b5c791ce09caa48 Mon Sep 17 00:00:00 2001 From: Kalle Valo Date: Tue, 17 Nov 2015 21:07:19 +0200 Subject: libertas: move under marvell vendor directory Part of reorganising wireless drivers directory and Kconfig. Signed-off-by: Kalle Valo --- drivers/net/wireless/libertas/cmdresp.c | 353 -------------------------------- 1 file changed, 353 deletions(-) delete mode 100644 drivers/net/wireless/libertas/cmdresp.c (limited to 'drivers/net/wireless/libertas/cmdresp.c') diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c deleted file mode 100644 index e5442e8956f7..000000000000 --- a/drivers/net/wireless/libertas/cmdresp.c +++ /dev/null @@ -1,353 +0,0 @@ -/* - * This file contains the handling of command - * responses as well as events generated by firmware. - */ - -#include -#include -#include -#include -#include -#include - -#include "cfg.h" -#include "cmd.h" - -/** - * lbs_mac_event_disconnected - handles disconnect event. It - * reports disconnect to upper layer, clean tx/rx packets, - * reset link state etc. - * - * @priv: A pointer to struct lbs_private structure - * @locally_generated: indicates disconnect was requested locally - * (usually by userspace) - * - * returns: n/a - */ -void lbs_mac_event_disconnected(struct lbs_private *priv, - bool locally_generated) -{ - if (priv->connect_status != LBS_CONNECTED) - return; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* - * Cisco AP sends EAP failure and de-auth in less than 0.5 ms. - * It causes problem in the Supplicant - */ - msleep_interruptible(1000); - - if (priv->wdev->iftype == NL80211_IFTYPE_STATION) - lbs_send_disconnect_notification(priv, locally_generated); - - /* report disconnect to upper layer */ - netif_stop_queue(priv->dev); - netif_carrier_off(priv->dev); - - /* Free Tx and Rx packets */ - kfree_skb(priv->currenttxskb); - priv->currenttxskb = NULL; - priv->tx_pending_len = 0; - - priv->connect_status = LBS_DISCONNECTED; - - if (priv->psstate != PS_STATE_FULL_POWER) { - /* make firmware to exit PS mode */ - lbs_deb_cmd("disconnected, so exit PS mode\n"); - lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false); - } - lbs_deb_leave(LBS_DEB_ASSOC); -} - -int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) -{ - uint16_t respcmd, curcmd; - struct cmd_header *resp; - int ret = 0; - unsigned long flags; - uint16_t result; - - lbs_deb_enter(LBS_DEB_HOST); - - mutex_lock(&priv->lock); - spin_lock_irqsave(&priv->driver_lock, flags); - - if (!priv->cur_cmd) { - lbs_deb_host("CMD_RESP: cur_cmd is NULL\n"); - ret = -1; - spin_unlock_irqrestore(&priv->driver_lock, flags); - goto done; - } - - resp = (void *)data; - curcmd = le16_to_cpu(priv->cur_cmd->cmdbuf->command); - respcmd = le16_to_cpu(resp->command); - result = le16_to_cpu(resp->result); - - lbs_deb_cmd("CMD_RESP: response 0x%04x, seq %d, size %d\n", - respcmd, le16_to_cpu(resp->seqnum), len); - lbs_deb_hex(LBS_DEB_CMD, "CMD_RESP", (void *) resp, len); - - if (resp->seqnum != priv->cur_cmd->cmdbuf->seqnum) { - netdev_info(priv->dev, - "Received CMD_RESP with invalid sequence %d (expected %d)\n", - le16_to_cpu(resp->seqnum), - le16_to_cpu(priv->cur_cmd->cmdbuf->seqnum)); - spin_unlock_irqrestore(&priv->driver_lock, flags); - ret = -1; - goto done; - } - if (respcmd != CMD_RET(curcmd) && - respcmd != CMD_RET_802_11_ASSOCIATE && curcmd != CMD_802_11_ASSOCIATE) { - netdev_info(priv->dev, "Invalid CMD_RESP %x to command %x!\n", - respcmd, curcmd); - spin_unlock_irqrestore(&priv->driver_lock, flags); - ret = -1; - goto done; - } - - if (resp->result == cpu_to_le16(0x0004)) { - /* 0x0004 means -EAGAIN. Drop the response, let it time out - and be resubmitted */ - netdev_info(priv->dev, - "Firmware returns DEFER to command %x. Will let it time out...\n", - le16_to_cpu(resp->command)); - spin_unlock_irqrestore(&priv->driver_lock, flags); - ret = -1; - goto done; - } - - /* Now we got response from FW, cancel the command timer */ - del_timer(&priv->command_timer); - priv->cmd_timed_out = 0; - - if (respcmd == CMD_RET(CMD_802_11_PS_MODE)) { - struct cmd_ds_802_11_ps_mode *psmode = (void *) &resp[1]; - u16 action = le16_to_cpu(psmode->action); - - lbs_deb_host( - "CMD_RESP: PS_MODE cmd reply result 0x%x, action 0x%x\n", - result, action); - - if (result) { - lbs_deb_host("CMD_RESP: PS command failed with 0x%x\n", - result); - /* - * We should not re-try enter-ps command in - * ad-hoc mode. It takes place in - * lbs_execute_next_command(). - */ - if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR && - action == PS_MODE_ACTION_ENTER_PS) - priv->psmode = LBS802_11POWERMODECAM; - } else if (action == PS_MODE_ACTION_ENTER_PS) { - priv->needtowakeup = 0; - priv->psstate = PS_STATE_AWAKE; - - lbs_deb_host("CMD_RESP: ENTER_PS command response\n"); - if (priv->connect_status != LBS_CONNECTED) { - /* - * When Deauth Event received before Enter_PS command - * response, We need to wake up the firmware. - */ - lbs_deb_host( - "disconnected, invoking lbs_ps_wakeup\n"); - - spin_unlock_irqrestore(&priv->driver_lock, flags); - mutex_unlock(&priv->lock); - lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, - false); - mutex_lock(&priv->lock); - spin_lock_irqsave(&priv->driver_lock, flags); - } - } else if (action == PS_MODE_ACTION_EXIT_PS) { - priv->needtowakeup = 0; - priv->psstate = PS_STATE_FULL_POWER; - lbs_deb_host("CMD_RESP: EXIT_PS command response\n"); - } else { - lbs_deb_host("CMD_RESP: PS action 0x%X\n", action); - } - - __lbs_complete_command(priv, priv->cur_cmd, result); - spin_unlock_irqrestore(&priv->driver_lock, flags); - - ret = 0; - goto done; - } - - /* If the command is not successful, cleanup and return failure */ - if ((result != 0 || !(respcmd & 0x8000))) { - lbs_deb_host("CMD_RESP: error 0x%04x in command reply 0x%04x\n", - result, respcmd); - /* - * Handling errors here - */ - switch (respcmd) { - case CMD_RET(CMD_GET_HW_SPEC): - case CMD_RET(CMD_802_11_RESET): - lbs_deb_host("CMD_RESP: reset failed\n"); - break; - - } - __lbs_complete_command(priv, priv->cur_cmd, result); - spin_unlock_irqrestore(&priv->driver_lock, flags); - - ret = -1; - goto done; - } - - spin_unlock_irqrestore(&priv->driver_lock, flags); - - if (priv->cur_cmd && priv->cur_cmd->callback) { - ret = priv->cur_cmd->callback(priv, priv->cur_cmd->callback_arg, - resp); - } - - spin_lock_irqsave(&priv->driver_lock, flags); - - if (priv->cur_cmd) { - /* Clean up and Put current command back to cmdfreeq */ - __lbs_complete_command(priv, priv->cur_cmd, result); - } - spin_unlock_irqrestore(&priv->driver_lock, flags); - -done: - mutex_unlock(&priv->lock); - lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret); - return ret; -} - -int lbs_process_event(struct lbs_private *priv, u32 event) -{ - int ret = 0; - struct cmd_header cmd; - - lbs_deb_enter(LBS_DEB_CMD); - - switch (event) { - case MACREG_INT_CODE_LINK_SENSED: - lbs_deb_cmd("EVENT: link sensed\n"); - break; - - case MACREG_INT_CODE_DEAUTHENTICATED: - lbs_deb_cmd("EVENT: deauthenticated\n"); - lbs_mac_event_disconnected(priv, false); - break; - - case MACREG_INT_CODE_DISASSOCIATED: - lbs_deb_cmd("EVENT: disassociated\n"); - lbs_mac_event_disconnected(priv, false); - break; - - case MACREG_INT_CODE_LINK_LOST_NO_SCAN: - lbs_deb_cmd("EVENT: link lost\n"); - lbs_mac_event_disconnected(priv, true); - break; - - case MACREG_INT_CODE_PS_SLEEP: - lbs_deb_cmd("EVENT: ps sleep\n"); - - /* handle unexpected PS SLEEP event */ - if (priv->psstate == PS_STATE_FULL_POWER) { - lbs_deb_cmd( - "EVENT: in FULL POWER mode, ignoring PS_SLEEP\n"); - break; - } - priv->psstate = PS_STATE_PRE_SLEEP; - - lbs_ps_confirm_sleep(priv); - - break; - - case MACREG_INT_CODE_HOST_AWAKE: - lbs_deb_cmd("EVENT: host awake\n"); - if (priv->reset_deep_sleep_wakeup) - priv->reset_deep_sleep_wakeup(priv); - priv->is_deep_sleep = 0; - lbs_cmd_async(priv, CMD_802_11_WAKEUP_CONFIRM, &cmd, - sizeof(cmd)); - priv->is_host_sleep_activated = 0; - wake_up_interruptible(&priv->host_sleep_q); - break; - - case MACREG_INT_CODE_DEEP_SLEEP_AWAKE: - if (priv->reset_deep_sleep_wakeup) - priv->reset_deep_sleep_wakeup(priv); - lbs_deb_cmd("EVENT: ds awake\n"); - priv->is_deep_sleep = 0; - priv->wakeup_dev_required = 0; - wake_up_interruptible(&priv->ds_awake_q); - break; - - case MACREG_INT_CODE_PS_AWAKE: - lbs_deb_cmd("EVENT: ps awake\n"); - /* handle unexpected PS AWAKE event */ - if (priv->psstate == PS_STATE_FULL_POWER) { - lbs_deb_cmd( - "EVENT: In FULL POWER mode - ignore PS AWAKE\n"); - break; - } - - priv->psstate = PS_STATE_AWAKE; - - if (priv->needtowakeup) { - /* - * wait for the command processing to finish - * before resuming sending - * priv->needtowakeup will be set to FALSE - * in lbs_ps_wakeup() - */ - lbs_deb_cmd("waking up ...\n"); - lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false); - } - break; - - case MACREG_INT_CODE_MIC_ERR_UNICAST: - lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n"); - lbs_send_mic_failureevent(priv, event); - break; - - case MACREG_INT_CODE_MIC_ERR_MULTICAST: - lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n"); - lbs_send_mic_failureevent(priv, event); - break; - - case MACREG_INT_CODE_MIB_CHANGED: - lbs_deb_cmd("EVENT: MIB CHANGED\n"); - break; - case MACREG_INT_CODE_INIT_DONE: - lbs_deb_cmd("EVENT: INIT DONE\n"); - break; - case MACREG_INT_CODE_ADHOC_BCN_LOST: - lbs_deb_cmd("EVENT: ADHOC beacon lost\n"); - break; - case MACREG_INT_CODE_RSSI_LOW: - netdev_alert(priv->dev, "EVENT: rssi low\n"); - break; - case MACREG_INT_CODE_SNR_LOW: - netdev_alert(priv->dev, "EVENT: snr low\n"); - break; - case MACREG_INT_CODE_MAX_FAIL: - netdev_alert(priv->dev, "EVENT: max fail\n"); - break; - case MACREG_INT_CODE_RSSI_HIGH: - netdev_alert(priv->dev, "EVENT: rssi high\n"); - break; - case MACREG_INT_CODE_SNR_HIGH: - netdev_alert(priv->dev, "EVENT: snr high\n"); - break; - - case MACREG_INT_CODE_MESH_AUTO_STARTED: - /* Ignore spurious autostart events */ - netdev_info(priv->dev, "EVENT: MESH_AUTO_STARTED (ignoring)\n"); - break; - - default: - netdev_alert(priv->dev, "EVENT: unknown event id %d\n", event); - break; - } - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} -- cgit v1.2.3-59-g8ed1b