/**
* @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 psmode Power Saving mode
* @return n/a
*/
void libertas_ps_confirm_sleep(wlan_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");
}
spin_lock_irqsave(&adapter->driver_lock, flags);
if (adapter->cur_cmd) {
allowed = 0;
lbs_deb_host("cur_cmd was set");
}
if (adapter->intcounter > 0) {
allowed = 0;
lbs_deb_host("intcounter %d", adapter->intcounter);
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);
if (allowed) {
lbs_deb_host("sending libertas_ps_confirm_sleep\n");
sendconfirmsleep(priv, (u8 *) & adapter->libertas_ps_confirm_sleep,
sizeof(struct PS_CMD_ConfirmSleep));
} else {
lbs_deb_host("sleep confirm has been delayed\n");
}
lbs_deb_leave(LBS_DEB_HOST);
}
/**
* @brief This function gets a free command node if available in
* command free queue.
*
* @param priv A pointer to wlan_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)
{
struct cmd_ctrl_node *tempnode;
wlan_adapter *adapter = priv->adapter;
unsigned long flags;
lbs_deb_enter(LBS_DEB_HOST);
if (!adapter)
return NULL;
spin_lock_irqsave(&adapter->driver_lock, flags);
if (!list_empty(&adapter->cmdfreeq)) {
tempnode = (struct cmd_ctrl_node *)adapter->cmdfreeq.next;
list_del((struct list_head *)tempnode);
} 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);
lbs_deb_leave(LBS_DEB_HOST);
return tempnode;
}
/**
* @brief This function allocates the command buffer and link
* it to command free queue.
*
* @param priv A pointer to wlan_private structure
* @return 0 or -1
*/
int libertas_allocate_cmd_buffer(wlan_private * priv)
{
int ret = 0;
u32 ulbufsize;
u32 i;
struct cmd_ctrl_node *tempcmd_array;
u8 *ptempvirtualaddr;
wlan_adapter *adapter = priv->adapter;
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))) {
lbs_deb_host("ALLOC_CMD_BUF: tempcmd_array is NULL\n");
ret = -1;
goto done;
}
adapter->cmd_array = tempcmd_array;
/* 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))) {
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]);
}
ret = 0;
done:
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
/*
* 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)
{
unsigned long flags;
struct cmd_ds_command *cmdptr;
lbs_deb_enter(LBS_DEB_HOST);
if (!cmdnode) {
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");
goto done;
}
/* 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 (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
if (adapter->psstate != PS_STATE_FULL_POWER)
addtail = 0;
}
}
spin_lock_irqsave(&adapter->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);
spin_unlock_irqrestore(&adapter->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));
done:
lbs_deb_leave(LBS_DEB_HOST);
}
static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size)
{
unsigned long flags;
wlan_adapter *adapter = priv->adapter;
int ret = 0;
lbs_deb_enter(LBS_DEB_HOST);
lbs_deb_host("SEND_SLEEPC_CMD: before download, cmd size %d\n",
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)
lbs_deb_host("SEND_SLEEPC_CMD: intcounter %d, currenttxskb %p\n",
adapter->intcounter, adapter->currenttxskb);
spin_unlock_irqrestore(&adapter->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;
} else {
lbs_deb_host("SEND_SLEEPC_CMD: after sent, intcounter %d\n",
adapter->intcounter);
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);
lbs_deb_host("SEND_SLEEPC_CMD: sent confirm sleep\n");
}
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
/**
* @brief This function frees the command buffer.
*
* @param priv A pointer to wlan_private structure
* @return 0 or -1
*/
int libertas_free_cmd_buffer(wlan_private * priv)
{
u32 ulbufsize; /* Someone needs to die for this. Slowly and painfully */
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) {
lbs_deb_host("FREE_CMD_BUF: cmd_array is NULL\n");
goto done;
}
tempcmd_array = adapter->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;
}
}
/* Release cmd_ctrl_node */
if (adapter->cmd_array) {
kfree(adapter->cmd_array);
adapter->cmd_array = NULL;
}
done:
lbs_deb_leave(LBS_DEB_HOST);
return 0;
}
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) {
lbs_pr_info("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) {
lbs_pr_info("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 */
lbs_pr_info("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_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)) {
/*
*/
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;
}
/* */
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);
/*
*/
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) {
/*
*/
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 ((result != 0 || !(respcmd & 0x8000))) {
lbs_deb_host("CMD_RESP: error 0x%04x in command reply 0x%04x\n",
result, respcmd);
/*
*/
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) {
/* */
__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;
}
/*
* 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)
{
unsigned long flags;
struct cmd_ds_command *cmdptr;
wlan_adapter *adapter = priv->adapter;
int ret = -1;
u16 cmdsize;
u16 command;
lbs_deb_enter(LBS_DEB_HOST);
if (!adapter || !cmdnode) {
lbs_deb_host("DNLD_CMD: adapter or cmdmode is NULL\n");
goto done;
}
cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
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;
}
adapter->cur_cmd = cmdnode;
adapter->cur_cmd_retcode = 0;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
cmdsize = cmdptr->size;
command = cpu_to_le16(cmdptr->command);
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);
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);
/* 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;
done:
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
/**
* @brief This function executes next command in command
* pending queue. It will put fimware back to PS mode
* if applicable.
*
* @param priv A pointer to wlan_private structure
* @return 0 or -1
*/
int libertas_execute_next_command(wlan_private * priv)
{
wlan_adapter *adapter = priv->adapter;
struct cmd_ctrl_node *cmdnode = NULL;
struct cmd_ds_command *cmdptr;
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
// data packet is received
lbs_deb_enter(LBS_DEB_THREAD);
spin_lock_irqsave(&adapter->driver_lock, flags);
if (adapter->cur_cmd) {
lbs_pr_alert( "EXEC_NEXT_CMD: already processing command!\n");
spin_unlock_irqrestore(&adapter->driver_lock, flags);
ret = -1;
goto done;
}
if (!list_empty(&adapter->cmdpendingq)) {
cmdnode = (struct cmd_ctrl_node *)
adapter->cmdpendingq.next;
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);
if (cmdnode) {
cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
if (is_command_allowed_in_ps(cmdptr->command)) {
if ((adapter->psstate == PS_STATE_SLEEP) ||
(adapter->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);
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) {
/*
* 1. Non-PS command:
* Queue it. set needtowakeup to TRUE if current state
* is SLEEP, otherwise call libertas_ps_wakeup to send Exit_PS.
* 2. PS command but not Exit_PS:
* Ignore it.
* 3. PS command Exit_PS:
* Set needtowakeup to TRUE if current state is SLEEP,
* otherwise send this command down to firmware
* immediately.
*/
if (cmdptr->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)
) {
/* w/ new scheme, it will not reach here.
since it is blocked in main_thread. */
adapter->needtowakeup = 1;
} else
libertas_ps_wakeup(priv, 0);
ret = 0;
goto done;
} else {
/*
* 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;
lbs_deb_host(
"EXEC_NEXT_CMD: PS cmd, action 0x%02x\n",
psm->action);
if (psm->action !=
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);
ret = 0;
goto done;
}
if ((adapter->psstate == PS_STATE_SLEEP) ||
(adapter->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;
ret = 0;
goto done;
}
lbs_deb_host(
"EXEC_NEXT_CMD: sending EXIT_PS\n");
}
}
list_del((struct list_head *)cmdnode);
lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n",
le16_to_cpu(cmdptr->command));
DownloadcommandToStation(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) {
/* check for valid WPA group keys */
if (adapter->wpa_mcast_key.len ||
adapter->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);
}
} else {
lbs_deb_host(
"EXEC_NEXT_CMD: cmdpendingq empty, "
"go back to PS_SLEEP");
libertas_ps_sleep(priv, 0);
}
}
}
ret = 0;
done:
lbs_deb_leave(LBS_DEB_THREAD);
return ret;
}
/**
* @brief This function prepare the command before send to firmware.
*
* @param priv A pointer to wlan_private structure
* @param cmd_no command number
* @param cmd_action command action: GET or SET
* @param wait_option wait option: wait response or not
* @param cmd_oid cmd oid: treated as sub command
* @param pdata_buf A pointer to informaion buffer
* @return 0 or -1
*/
int libertas_prepare_and_send_command(wlan_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");
ret = -1;
goto done;
}
if (adapter->surpriseremoved) {
lbs_deb_host("PREP_CMD: card removed\n");
ret = -1;
goto done;
}
cmdnode = libertas_get_free_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);
ret = -1;
goto done;
}
libertas_set_cmd_ctrl_node(priv, cmdnode, cmd_oid, wait_option, pdata_buf);
cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
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);
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);
break;
case CMD_802_11_SCAN:
ret = libertas_cmd_80211_scan(priv, cmdptr, pdata_buf);
break;
case CMD_MAC_CONTROL:
ret = wlan_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);
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);
break;
case CMD_802_11_AD_HOC_START:
ret = libertas_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);
break;
case CMD_802_11_GET_LOG:
ret = wlan_cmd_802_11_get_log(priv, cmdptr);
break;
case CMD_802_11_AUTHENTICATE:
ret = libertas_cmd_80211_authenticate(priv, cmdptr, pdata_buf);
break;
case CMD_802_11_GET_STAT:
ret = wlan_cmd_802_11_get_stat(priv, cmdptr);
break;
case CMD_802_11_SNMP_MIB:
ret = wlan_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);
break;
case CMD_802_11_RF_TX_POWER:
ret = wlan_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,
cmdptr, cmd_action);
break;
case CMD_MAC_MULTICAST_ADR:
ret = wlan_cmd_mac_multicast_adr(priv, cmdptr, cmd_action);
break;
case CMD_802_11_MONITOR_MODE:
ret = wlan_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);
break;
case CMD_802_11_RSSI:
ret = wlan_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);
break;
case CMD_802_11_KEY_MATERIAL:
ret = wlan_cmd_802_11_key_material(priv, cmdptr, cmd_action,
cmd_oid, pdata_buf);
break;
case CMD_802_11_PAIRWISE_TSC:
break;
case CMD_802_11_GROUP_TSC:
break;
case CMD_802_11_MAC_ADDRESS:
ret = wlan_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,
cmd_action, pdata_buf);
break;
case CMD_802_11_SET_AFC:
case CMD_802_11_GET_AFC:
cmdptr->command = cpu_to_le16(cmd_no);
cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) +
S_DS_GEN);
memmove(&cmdptr->params.afc,
pdata_buf, sizeof(struct cmd_ds_802_11_afc));
ret = 0;
goto done;
case CMD_802_11D_DOMAIN_INFO:
ret = libertas_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 =
cpu_to_le16(sizeof(struct cmd_ds_802_11_tpc_cfg) +
S_DS_GEN);
memmove(&cmdptr->params.tpccfg,
pdata_buf, sizeof(struct cmd_ds_802_11_tpc_cfg));
ret = 0;
break;
case CMD_802_11_LED_GPIO_CTRL:
{
struct mrvlietypes_ledgpio *gpio =
(struct mrvlietypes_ledgpio*)
cmdptr->params.ledgpio.data;
memmove(&cmdptr->params.ledgpio,
pdata_buf,
sizeof(struct cmd_ds_802_11_led_ctrl));
cmdptr->command =
cpu_to_le16(CMD_802_11_LED_GPIO_CTRL);
#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);
ret = 0;
break;
}
case CMD_802_11_PWR_CFG:
cmdptr->command = cpu_to_le16(CMD_802_11_PWR_CFG);
cmdptr->size =
cpu_to_le16(sizeof(struct cmd_ds_802_11_pwr_cfg) +
S_DS_GEN);
memmove(&cmdptr->params.pwrcfg, pdata_buf,
sizeof(struct cmd_ds_802_11_pwr_cfg));
ret = 0;
break;
case CMD_BT_ACCESS:
ret = wlan_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);
break;
case CMD_GET_TSF:
cmdptr->command = cpu_to_le16(CMD_GET_TSF);
cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_get_tsf) +
S_DS_GEN);
ret = 0;
break;
default:
lbs_deb_host("PREP_CMD: unknown command 0x%04x\n", cmd_no);
ret = -1;
break;
}
/* 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);
ret = -1;
goto done;
}
cmdnode->cmdwaitqwoken = 0;
libertas_queue_cmd(adapter, cmdnode, 1);
wake_up_interruptible(&priv->waitq);
if (wait_option & CMD_OPTION_WAITFORRSP) {
lbs_deb_host("PREP_CMD: wait for response\n");
might_sleep();
wait_event_interruptible(cmdnode->cmdwait_q,
cmdnode->cmdwaitqwoken);
}
spin_lock_irqsave(&adapter->driver_lock, flags);
if (adapter->cur_cmd_retcode) {
lbs_deb_host("PREP_CMD: command failed with return code %d\n",
adapter->cur_cmd_retcode);
adapter->cur_cmd_retcode = 0;
ret = -1;
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);
done:
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
int libertas_process_rx_command(wlan_private * priv)
{
u16 respcmd;
struct cmd_ds_command *resp;
wlan_adapter *adapter = priv->adapter;
int ret = 0;
ulong flags;
u16 result;
lbs_deb_enter(LBS_DEB_HOST);
/* Now we got response from FW, cancel the command timer */
del_timer(&adapter->command_timer);
mutex_lock(&adapter->lock);
spin_lock_irqsave(&adapter->driver_lock, flags);
if (!adapter->cur_cmd) {
lbs_deb_host("CMD_RESP: cur_cmd is NULL\n");
ret = -1;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
goto done;
}
resp = (struct cmd_ds_command *)(adapter->cur_cmd->bufvirtualaddr);
respcmd = le16_to_cpu(resp->command);
result = le16_to_cpu(resp->result);
lbs_deb_host("CMD_RESP: response 0x%04x, size %d, jiffies %lu\n",
respcmd, priv->upld_len, jiffies);
lbs_deb_hex(LBS_DEB_HOST, "CMD_RESP", adapter->cur_cmd->bufvirtualaddr,
priv->upld_len);
if (!(respcmd & 0x8000)) {
lbs_deb_host("invalid response!\n");
adapter->cur_cmd_retcode = -1;
__libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
ret = -1;
goto done;
}
/* Store the response code to cur_cmd_retcode. */
adapter->cur_cmd_retcode = result;;
if (respcmd == CMD_RET(CMD_802_11_PS_MODE)) {
struct cmd_ds_802_11_ps_mode *psmode = &resp->params.psmode;
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
* libertas_execute_next_command().
*/
if (adapter->mode == IW_MODE_ADHOC &&
action == CMD_SUBCMD_ENTER_PS)
adapter->psmode = WLAN802_11POWERMODECAM;
} else if (action == CMD_SUBCMD_ENTER_PS) {
adapter->needtowakeup = 0;
adapter->psstate = PS_STATE_AWAKE;
lbs_deb_host("CMD_RESP: ENTER_PS command response\n");
if (adapter->connect_status != LIBERTAS_CONNECTED) {
/*
* When Deauth Event received before Enter_PS command
* response, We need to wake up the firmware.
*/
lbs_deb_host(
"disconnected, invoking libertas_ps_wakeup\n");
spin_unlock_irqrestore(&adapter->driver_lock, flags);
mutex_unlock(&adapter->lock);
libertas_ps_wakeup(priv, 0);
mutex_lock(&adapter->lock);
spin_lock_irqsave(&adapter->driver_lock, flags);
}
} else if (action == CMD_SUBCMD_EXIT_PS) {
adapter->needtowakeup = 0;
adapter->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);
}
__libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
ret = 0;
goto done;
}
if (adapter->cur_cmd->cmdflags & CMD_F_HOSTCMD) {
/* Copy the response back to response buffer */
memcpy(adapter->cur_cmd->pdata_buf, resp,
le16_to_cpu(resp->size));
adapter->cur_cmd->cmdflags &= ~CMD_F_HOSTCMD;
}
/* 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;
}
__libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
ret = -1;
goto done;
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);
ret = handle_cmd_response(respcmd, resp, priv);
spin_lock_irqsave(&adapter->driver_lock, flags);
if (adapter->cur_cmd) {
/* Clean up and Put current command back to cmdfreeq */
__libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
WARN_ON(adapter->nr_cmd_pending > 128);
adapter->cur_cmd = NULL;
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);
done:
mutex_unlock(&adapter->lock);
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
static inline int handle_cmd_response(u16 respcmd,
struct cmd_ds_command *resp,
wlan_private *priv)
{
int ret = 0;
unsigned long flags;
wlan_adapter *adapter = priv->adapter;
lbs_deb_enter(LBS_DEB_HOST);
switch (respcmd) {
case CMD_RET(CMD_MAC_REG_ACCESS):
case CMD_RET(CMD_BBP_REG_ACCESS):
case CMD_RET(CMD_RF_REG_ACCESS):
ret = wlan_ret_reg_access(priv, respcmd, resp);
break;
case CMD_RET(CMD_GET_HW_SPEC):
ret = wlan_ret_get_hw_spec(priv, resp);
break;
case CMD_RET(CMD_802_11_SCAN):
ret = libertas_ret_80211_scan(priv, resp);
break;
case CMD_RET(CMD_802_11_GET_LOG):
ret = wlan_ret_get_log(priv, resp);
break;
case CMD_RET_802_11_ASSOCIATE:
case CMD_RET(CMD_802_11_ASSOCIATE):
case CMD_RET(CMD_802_11_REASSOCIATE):
ret = libertas_ret_80211_associate(priv, resp);
break;
case CMD_RET(CMD_802_11_DISASSOCIATE):
case CMD_RET(CMD_802_11_DEAUTHENTICATE):
ret = libertas_ret_80211_disassociate(priv, resp);
break;
case CMD_RET(CMD_802_11_AD_HOC_START):
case CMD_RET(CMD_802_11_AD_HOC_JOIN):
ret = libertas_ret_80211_ad_hoc_start(priv, resp);
break;
case CMD_RET(CMD_802_11_GET_STAT):
ret = wlan_ret_802_11_stat(priv, resp);
break;
case CMD_RET(CMD_802_11_SNMP_MIB):
ret = wlan_ret_802_11_snmp_mib(priv, resp);
break;
case CMD_RET(CMD_802_11_RF_TX_POWER):
ret = wlan_ret_802_11_rf_tx_power(priv, resp);
break;
case CMD_RET(CMD_802_11_SET_AFC):
case CMD_RET(CMD_802_11_GET_AFC):
spin_lock_irqsave(&adapter->driver_lock, flags);
memmove(adapter->cur_cmd->pdata_buf, &resp->params.afc,
sizeof(struct cmd_ds_802_11_afc));
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_MAC_MULTICAST_ADR):
case CMD_RET(CMD_MAC_CONTROL):
case CMD_RET(CMD_802_11_SET_WEP):
case CMD_RET(CMD_802_11_RESET):
case CMD_RET(CMD_802_11_AUTHENTICATE):
case CMD_RET(CMD_802_11_RADIO_CONTROL):
case CMD_RET(CMD_802_11_BEACON_STOP):
break;
case CMD_RET(CMD_802_11_ENABLE_RSN):
ret = libertas_ret_802_11_enable_rsn(priv, resp);
break;
case CMD_RET(CMD_802_11_DATA_RATE):
ret = wlan_ret_802_11_data_rate(priv, resp);
break;
case CMD_RET(CMD_802_11_RATE_ADAPT_RATESET):
ret = wlan_ret_802_11_rate_adapt_rateset(priv, resp);
break;
case CMD_RET(CMD_802_11_RF_CHANNEL):
ret = wlan_ret_802_11_rf_channel(priv, resp);
break;
case CMD_RET(CMD_802_11_RSSI):
ret = wlan_ret_802_11_rssi(priv, resp);
break;
case CMD_RET(CMD_802_11_MAC_ADDRESS):
ret = wlan_ret_802_11_mac_address(priv, resp);
break;
case CMD_RET(CMD_802_11_AD_HOC_STOP):
ret = libertas_ret_80211_ad_hoc_stop(priv, resp);
break;
case CMD_RET(CMD_802_11_KEY_MATERIAL):
ret = wlan_ret_802_11_key_material(priv, resp);
break;
case CMD_RET(CMD_802_11_EEPROM_ACCESS):
ret = wlan_ret_802_11_eeprom_access(priv, resp);
break;
case CMD_RET(CMD_802_11D_DOMAIN_INFO):
ret = libertas_ret_802_11d_domain_info(priv, resp);
break;
case CMD_RET(CMD_802_11_SLEEP_PARAMS):
ret = wlan_ret_802_11_sleep_params(priv, resp);
break;
case CMD_RET(CMD_802_11_INACTIVITY_TIMEOUT):
spin_lock_irqsave(&adapter->driver_lock, flags);
*((u16 *) adapter->cur_cmd->pdata_buf) =
le16_to_cpu(resp->params.inactivity_timeout.timeout);
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_802_11_TPC_CFG):
spin_lock_irqsave(&adapter->driver_lock, flags);
memmove(adapter->cur_cmd->pdata_buf, &resp->params.tpccfg,
sizeof(struct cmd_ds_802_11_tpc_cfg));
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_802_11_LED_GPIO_CTRL):
spin_lock_irqsave(&adapter->driver_lock, flags);
memmove(adapter->cur_cmd->pdata_buf, &resp->params.ledgpio,
sizeof(struct cmd_ds_802_11_led_ctrl));
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_802_11_PWR_CFG):
spin_lock_irqsave(&adapter->driver_lock, flags);
memmove(adapter->cur_cmd->pdata_buf, &resp->params.pwrcfg,
sizeof(struct cmd_ds_802_11_pwr_cfg));
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_GET_TSF):
spin_lock_irqsave(&adapter->driver_lock, flags);
memcpy(priv->adapter->cur_cmd->pdata_buf,
&resp->params.gettsf.tsfvalue, sizeof(u64));
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_BT_ACCESS):
spin_lock_irqsave(&adapter->driver_lock, flags);
if (adapter->cur_cmd->pdata_buf)
memcpy(adapter->cur_cmd->pdata_buf,
&resp->params.bt.addr1, 2 * ETH_ALEN);
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_FWT_ACCESS):
spin_lock_irqsave(&adapter->driver_lock, flags);
if (adapter->cur_cmd->pdata_buf)
memcpy(adapter->cur_cmd->pdata_buf, &resp->params.fwt,
sizeof(resp->params.fwt));
spin_unlock_irqrestore(&adapter->driver_lock, flags);
break;
case CMD_RET(CMD_MESH_ACCESS):
if (adapter->cur_cmd->pdata_buf)
memcpy(adapter->cur_cmd->pdata_buf, &resp->params.mesh,
sizeof(resp->params.mesh));
break;
default:
lbs_deb_host("CMD_RESP: unknown cmd response 0x%04x\n",
resp->command);
break;
}
lbs_deb_leave(LBS_DEB_HOST);
return ret;
}
