int wl1271_cmd_data_path(struct wl1271 *wl, bool enable)
{
struct cmd_enabledisable_path *cmd;
int ret;
u16 cmd_rx, cmd_tx;
wl1271_debug(DEBUG_CMD, "cmd data path");
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
/* the channel here is only used for calibration, so hardcoded to 1 */
cmd->channel = 1;
if (enable) {
cmd_rx = CMD_ENABLE_RX;
cmd_tx = CMD_ENABLE_TX;
} else {
cmd_rx = CMD_DISABLE_RX;
cmd_tx = CMD_DISABLE_TX;
}
ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("rx %s cmd for channel %d failed",
enable ? "start" : "stop", cmd->channel);
goto out;
}
wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d",
enable ? "start" : "stop", cmd->channel);
ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("tx %s cmd for channel %d failed",
enable ? "start" : "stop", cmd->channel);
goto out;
}
wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d",
enable ? "start" : "stop", cmd->channel);
out:
kfree(cmd);
return ret;
}
int wl18xx_cmd_smart_config_start(struct wl1271 *wl, u32 group_bitmap)
{
struct wl18xx_cmd_smart_config_start *cmd;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd smart config start group_bitmap=0x%x",
group_bitmap);
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
cmd->group_id_bitmask = cpu_to_le32(group_bitmap);
ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_START, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to send smart config start command");
goto out_free;
}
out_free:
kfree(cmd);
out:
return ret;
}
int wl18xx_cmd_smart_config_set_group_key(struct wl1271 *wl, u16 group_id,
u8 key_len, u8 *key)
{
struct wl18xx_cmd_smart_config_set_group_key *cmd;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd smart config set group key id=0x%x",
group_id);
if (key_len != sizeof(cmd->key)) {
wl1271_error("invalid group key size: %d", key_len);
return -E2BIG;
}
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
cmd->group_id = cpu_to_le32(group_id);
memcpy(cmd->key, key, key_len);
ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_SET_GROUP_KEY, cmd,
sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to send smart config set group key cmd");
goto out_free;
}
out_free:
kfree(cmd);
out:
return ret;
}
int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len)
{
struct acx_header *acx = buf;
int ret;
wl1271_debug(DEBUG_CMD, "cmd interrogate");
acx->id = id;
acx->len = len - sizeof(*acx);
ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx));
if (ret < 0) {
wl1271_error("INTERROGATE command failed");
goto out;
}
wl1271_spi_mem_read(wl, wl->cmd_box_addr, buf, len);
acx = buf;
if (acx->cmd.status != CMD_STATUS_SUCCESS)
wl1271_error("INTERROGATE command error: %d",
acx->cmd.status);
out:
return ret;
}
int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer)
{
int ret;
wl1271_debug(DEBUG_CMD, "cmd test");
ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len);
if (ret < 0) {
wl1271_warning("TEST command failed");
return ret;
}
if (answer) {
struct wl1271_command *cmd_answer;
wl1271_spi_mem_read(wl, wl->cmd_box_addr, buf, buf_len);
cmd_answer = buf;
if (cmd_answer->header.status != CMD_STATUS_SUCCESS)
wl1271_error("TEST command answer error: %d",
cmd_answer->header.status);
}
return 0;
}
void wl1271_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct wl1271_cmd_sched_scan_stop *stop;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd periodic scan stop");
/* FIXME: what to do if alloc'ing to stop fails? */
stop = kzalloc(sizeof(*stop), GFP_KERNEL);
if (!stop) {
wl1271_error("failed to alloc memory to send sched scan stop");
return;
}
stop->role_id = wlvif->dev_role_id;
stop->tag = WL1271_SCAN_DEFAULT_TAG;
ret = wl1271_cmd_send(wl, CMD_STOP_PERIODIC_SCAN, stop,
sizeof(*stop), 0);
if (ret < 0) {
wl1271_error("failed to send sched scan stop command");
/*
* sched scan is expected to be stopped even if cmd execution
* failed. clear the state correctly.
*/
wl->sched_vif = NULL;
ieee80211_sched_scan_stopped(wl->hw);
goto out_free;
}
out_free:
kfree(stop);
}
int wl12xx_cmd_role_start_ibss(struct wl1271 *wl)
{
struct wl12xx_cmd_role_start *cmd;
struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf;
int ret;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wl->role_id);
cmd->role_id = wl->role_id;
if (wl->band == IEEE80211_BAND_5GHZ)
cmd->band = WL12XX_BAND_5GHZ;
cmd->channel = wl->channel;
cmd->ibss.basic_rate_set = cpu_to_le32(wl->basic_rate_set);
cmd->ibss.beacon_interval = cpu_to_le16(wl->beacon_int);
cmd->ibss.dtim_interval = bss_conf->dtim_period;
cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY;
cmd->ibss.ssid_len = wl->ssid_len;
memcpy(cmd->ibss.ssid, wl->ssid, wl->ssid_len);
memcpy(cmd->ibss.bssid, wl->bssid, ETH_ALEN);
cmd->sta.local_rates = cpu_to_le32(wl->rate_set);
if (wl->sta_hlid == WL12XX_INVALID_LINK_ID) {
ret = wl12xx_allocate_link(wl, &wl->sta_hlid);
if (ret)
goto out_free;
}
cmd->ibss.hlid = wl->sta_hlid;
cmd->ibss.remote_rates = cpu_to_le32(wl->rate_set);
wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d "
"basic_rate_set: 0x%x, remote_rates: 0x%x",
wl->role_id, cmd->sta.hlid, cmd->sta.session,
wl->basic_rate_set, wl->rate_set);
wl1271_debug(DEBUG_CMD, "wl->bssid = %pM", wl->bssid);
ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role enable");
goto err_hlid;
}
goto out_free;
err_hlid:
/* clear links on error. */
wl12xx_free_link(wl, &wl->sta_hlid);
out_free:
kfree(cmd);
out:
return ret;
}
static int __wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif,
u8 scan_type)
{
struct wl18xx_cmd_scan_stop *stop;
int ret;
wl1271_debug(DEBUG_CMD, "cmd periodic scan stop");
stop = kzalloc(sizeof(*stop), GFP_KERNEL);
if (!stop) {
wl1271_error("failed to alloc memory to send sched scan stop");
return -ENOMEM;
}
stop->role_id = wlvif->role_id;
stop->scan_type = scan_type;
ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, stop, sizeof(*stop), 0);
if (ret < 0) {
wl1271_error("failed to send sched scan stop command");
goto out_free;
}
out_free:
kfree(stop);
return ret;
}
/**
* send test command to firmware
*
* @wl: wl struct
* @buf: buffer containing the command, with all headers, must work with dma
* @len: length of the buffer
* @answer: is answer needed
*/
int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer)
{
int ret;
wl1271_debug(DEBUG_CMD, "cmd test");
ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len);
if (ret < 0) {
wl1271_warning("TEST command failed");
return ret;
}
if (answer) {
struct wl1271_command *cmd_answer;
/*
* The test command got in, we can read the answer.
* The answer would be a wl1271_command, where the
* parameter array contains the actual answer.
*/
wl1271_spi_mem_read(wl, wl->cmd_box_addr, buf, buf_len);
cmd_answer = buf;
if (cmd_answer->header.status != CMD_STATUS_SUCCESS)
wl1271_error("TEST command answer error: %d",
cmd_answer->header.status);
}
return 0;
}
int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id)
{
struct wl12xx_cmd_role_disable *cmd;
int ret;
wl1271_debug(DEBUG_CMD, "cmd role disable");
if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID))
return -ENOENT;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
cmd->role_id = *role_id;
ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role disable");
goto out_free;
}
__clear_bit(*role_id, wl->roles_map);
*role_id = WL12XX_INVALID_ROLE_ID;
out_free:
kfree(cmd);
out:
return ret;
}
void wl1271_scan_sched_scan_stop(struct wl1271 *wl)
{
struct wl1271_cmd_sched_scan_stop *stop;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd periodic scan stop");
/* FIXME: what to do if alloc'ing to stop fails? */
stop = kzalloc(sizeof(*stop), GFP_KERNEL);
if (!stop) {
wl1271_error("failed to alloc memory to send sched scan stop");
return;
}
stop->tag = WL1271_SCAN_DEFAULT_TAG;
ret = wl1271_cmd_send(wl, CMD_STOP_PERIODIC_SCAN, stop,
sizeof(*stop), 0);
if (ret < 0) {
wl1271_error("failed to send sched scan stop command");
goto out_free;
}
wl->sched_scanning = false;
out_free:
kfree(stop);
}
/* TODO: unify stop functions */
void wl1271_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct wl12xx_cmd_scan_stop *stop;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd periodic scan stop");
/* FIXME: what to do if alloc'ing to stop fails? */
stop = kzalloc(sizeof(*stop), GFP_KERNEL);
if (!stop) {
wl1271_error("failed to alloc memory to send sched scan stop");
return;
}
stop->role_id = wlvif->role_id;
stop->scan_type = SCAN_TYPE_PERIODIC;
ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, stop, sizeof(*stop), 0);
if (ret < 0) {
wl1271_error("failed to send sched scan stop command");
goto out_free;
}
out_free:
kfree(stop);
}
int wl1271_cmd_read_memory(struct wl1271 *wl, u32 addr, void *answer,
size_t len)
{
struct cmd_read_write_memory *cmd;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd read memory");
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
WARN_ON(len > MAX_READ_SIZE);
len = min_t(size_t, len, MAX_READ_SIZE);
cmd->addr = cpu_to_le32(addr);
cmd->size = cpu_to_le32(len);
ret = wl1271_cmd_send(wl, CMD_READ_MEMORY, cmd, sizeof(*cmd),
sizeof(*cmd));
if (ret < 0) {
wl1271_error("read memory command failed: %d", ret);
goto out;
}
/* the read command got in */
memcpy(answer, cmd->value, len);
out:
kfree(cmd);
return ret;
}
int wl12xx_cmd_role_stop_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct wl12xx_cmd_role_stop *cmd;
int ret;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wlvif->role_id);
cmd->role_id = wlvif->role_id;
ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role stop ap");
goto out_free;
}
wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid);
wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid);
out_free:
kfree(cmd);
out:
return ret;
}
int wl1271_cmd_ps_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif,
u8 ps_mode, u16 auto_ps_timeout)
{
struct wl1271_cmd_ps_params *ps_params = NULL;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd set ps mode");
ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL);
if (!ps_params) {
ret = -ENOMEM;
goto out;
}
ps_params->role_id = wlvif->role_id;
ps_params->ps_mode = ps_mode;
ps_params->auto_ps_timeout = auto_ps_timeout;
ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params,
sizeof(*ps_params), 0);
if (ret < 0) {
wl1271_error("cmd set_ps_mode failed");
goto out;
}
out:
kfree(ps_params);
return ret;
}
int wl1271_scan_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct wl1271_cmd_sched_scan_start *start;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd periodic scan start");
if (wlvif->bss_type != BSS_TYPE_STA_BSS)
return -EOPNOTSUPP;
if ((wl->quirks & WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN) &&
test_bit(WLVIF_FLAG_IN_USE, &wlvif->flags))
return -EBUSY;
start = kzalloc(sizeof(*start), GFP_KERNEL);
if (!start)
return -ENOMEM;
start->role_id = wlvif->role_id;
start->tag = WL1271_SCAN_DEFAULT_TAG;
ret = wl1271_cmd_send(wl, CMD_START_PERIODIC_SCAN, start,
sizeof(*start), 0);
if (ret < 0) {
wl1271_error("failed to send scan start command");
goto out_free;
}
out_free:
kfree(start);
return ret;
}
/* use this function to stop ibss as well */
int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct wl12xx_cmd_role_stop *cmd;
int ret;
if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID))
return -EINVAL;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id);
cmd->role_id = wlvif->role_id;
cmd->disc_type = DISCONNECT_IMMEDIATE;
cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED);
ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role stop sta");
goto out_free;
}
wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid);
out_free:
kfree(cmd);
out:
return ret;
}
int wl1271_scan_stop(struct wl1271 *wl)
{
struct wl1271_cmd_header *cmd = NULL;
int ret = 0;
if (WARN_ON(wl->scan.state == WL1271_SCAN_STATE_IDLE))
return -EINVAL;
wl1271_debug(DEBUG_CMD, "cmd scan stop");
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, cmd,
sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("cmd stop_scan failed");
goto out;
}
out:
kfree(cmd);
return ret;
}
int wl1271_scan_sched_scan_start(struct wl1271 *wl)
{
struct wl1271_cmd_sched_scan_start *start;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd periodic scan start");
if (wl->bss_type != BSS_TYPE_STA_BSS)
return -EOPNOTSUPP;
if (!test_bit(WL1271_FLAG_IDLE, &wl->flags))
return -EBUSY;
start = kzalloc(sizeof(*start), GFP_KERNEL);
if (!start)
return -ENOMEM;
start->tag = WL1271_SCAN_DEFAULT_TAG;
ret = wl1271_cmd_send(wl, CMD_START_PERIODIC_SCAN, start,
sizeof(*start), 0);
if (ret < 0) {
wl1271_error("failed to send scan start command");
goto out_free;
}
out_free:
kfree(start);
return ret;
}
int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, u32 rates, bool send)
{
struct wl1271_cmd_ps_params *ps_params = NULL;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd set ps mode");
ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL);
if (!ps_params) {
ret = -ENOMEM;
goto out;
}
ps_params->ps_mode = ps_mode;
ps_params->send_null_data = send;
ps_params->retries = wl->conf.conn.psm_entry_nullfunc_retries;
ps_params->hang_over_period = wl->conf.conn.psm_entry_hangover_period;
ps_params->null_data_rate = cpu_to_le32(rates);
ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params,
sizeof(*ps_params), 0);
if (ret < 0) {
wl1271_error("cmd set_ps_mode failed");
goto out;
}
out:
kfree(ps_params);
return ret;
}
int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
struct wl12xx_cmd_role_start *cmd;
int ret;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wlvif->role_id);
cmd->role_id = wlvif->role_id;
if (wlvif->band == IEEE80211_BAND_5GHZ)
cmd->band = WLCORE_BAND_5GHZ;
cmd->channel = wlvif->channel;
cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set);
cmd->sta.beacon_interval = cpu_to_le16(wlvif->beacon_int);
cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY;
cmd->sta.ssid_len = wlvif->ssid_len;
memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len);
memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN);
cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set);
cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type);
if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) {
ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid);
if (ret)
goto out_free;
}
cmd->sta.hlid = wlvif->sta.hlid;
cmd->sta.session = wl12xx_get_new_session_id(wl, wlvif);
cmd->sta.remote_rates = cpu_to_le32(wlvif->rate_set);
wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d "
"basic_rate_set: 0x%x, remote_rates: 0x%x",
wlvif->role_id, cmd->sta.hlid, cmd->sta.session,
wlvif->basic_rate_set, wlvif->rate_set);
ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role start sta");
goto err_hlid;
}
goto out_free;
err_hlid:
/* clear links on error. */
wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid);
out_free:
kfree(cmd);
out:
return ret;
}
int wl18xx_cmd_channel_switch(struct wl1271 *wl,
struct wl12xx_vif *wlvif,
struct ieee80211_channel_switch *ch_switch)
{
struct wl18xx_cmd_channel_switch *cmd;
u32 supported_rates;
int ret;
wl1271_debug(DEBUG_ACX, "cmd channel switch");
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
cmd->role_id = wlvif->role_id;
cmd->channel = ch_switch->chandef.chan->hw_value;
cmd->switch_time = ch_switch->count;
cmd->stop_tx = ch_switch->block_tx;
switch (ch_switch->chandef.chan->band) {
case IEEE80211_BAND_2GHZ:
cmd->band = WLCORE_BAND_2_4GHZ;
break;
case IEEE80211_BAND_5GHZ:
cmd->band = WLCORE_BAND_5GHZ;
break;
default:
wl1271_error("invalid channel switch band: %d",
ch_switch->chandef.chan->band);
ret = -EINVAL;
goto out_free;
}
supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES;
if (wlvif->bss_type == BSS_TYPE_STA_BSS)
supported_rates |= wlcore_hw_sta_get_ap_rate_mask(wl, wlvif);
else
supported_rates |=
wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
if (wlvif->p2p)
supported_rates &= ~CONF_TX_CCK_RATES;
cmd->local_supported_rates = cpu_to_le32(supported_rates);
cmd->channel_type = wlvif->channel_type;
ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to send channel switch command");
goto out_free;
}
out_free:
kfree(cmd);
out:
return ret;
}
int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type)
{
struct wl1271_cmd_join *join;
int ret, i;
u8 *bssid;
join = kzalloc(sizeof(*join), GFP_KERNEL);
if (!join) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd join");
/* Reverse order BSSID */
bssid = (u8 *) &join->bssid_lsb;
for (i = 0; i < ETH_ALEN; i++)
bssid[i] = wl->bssid[ETH_ALEN - i - 1];
join->rx_config_options = cpu_to_le32(wl->rx_config);
join->rx_filter_options = cpu_to_le32(wl->rx_filter);
join->bss_type = bss_type;
join->basic_rate_set = cpu_to_le32(wl->basic_rate_set);
if (wl->band == IEEE80211_BAND_5GHZ)
join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ;
join->beacon_interval = cpu_to_le16(wl->beacon_int);
join->dtim_interval = WL1271_DEFAULT_DTIM_PERIOD;
join->channel = wl->channel;
join->ssid_len = wl->ssid_len;
memcpy(join->ssid, wl->ssid, wl->ssid_len);
join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET;
/* reset TX security counters */
wl->tx_security_last_seq = 0;
wl->tx_security_seq = 0;
ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd join");
goto out_free;
}
ret = wl1271_cmd_wait_for_event(wl, JOIN_EVENT_COMPLETE_ID);
if (ret < 0)
wl1271_error("cmd join event completion error");
out_free:
kfree(join);
out:
return ret;
}
static int wl12xx_cmd_role_start_dev(struct wl1271 *wl,
struct wl12xx_vif *wlvif,
enum ieee80211_band band,
int channel)
{
struct wl12xx_cmd_role_start *cmd;
int ret;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wlvif->dev_role_id);
cmd->role_id = wlvif->dev_role_id;
if (band == IEEE80211_BAND_5GHZ)
cmd->band = WLCORE_BAND_5GHZ;
cmd->channel = channel;
if (wlvif->dev_hlid == WL12XX_INVALID_LINK_ID) {
ret = wl12xx_allocate_link(wl, wlvif, &wlvif->dev_hlid);
if (ret)
goto out_free;
}
cmd->device.hlid = wlvif->dev_hlid;
cmd->device.session = wl->session_ids[wlvif->dev_hlid];
wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d",
cmd->role_id, cmd->device.hlid, cmd->device.session);
ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role enable");
goto err_hlid;
}
goto out_free;
err_hlid:
/* clear links on error */
wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid);
out_free:
kfree(cmd);
out:
return ret;
}
/* use this function to stop ibss as well */
int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
struct wl12xx_cmd_role_stop *cmd;
int ret;
bool timeout = false;
if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID))
return -EINVAL;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id);
cmd->role_id = wlvif->role_id;
cmd->disc_type = DISCONNECT_IMMEDIATE;
cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED);
ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role stop sta");
goto out_free;
}
/*
* Sometimes the firmware doesn't send this event, so we just
* time out without failing. Queue recovery for other
* failures.
*/
ret = wl1271_cmd_wait_for_event_or_timeout(wl,
ROLE_STOP_COMPLETE_EVENT_ID,
&timeout);
if (ret)
wl12xx_queue_recovery_work(wl);
wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid);
out_free:
kfree(cmd);
out:
return ret;
}
/**
* read acx from firmware
*
* @wl: wl struct
* @id: acx id
* @buf: buffer for the response, including all headers, must work with dma
* @len: lenght of buf
*/
int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len)
{
struct acx_header *acx = buf;
int ret;
wl1271_debug(DEBUG_CMD, "cmd interrogate");
acx->id = cpu_to_le16(id);
/* payload length, does not include any headers */
acx->len = cpu_to_le16(len - sizeof(*acx));
ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx), len);
if (ret < 0)
wl1271_error("INTERROGATE command failed");
return ret;
}
int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type,
u8 *role_id)
{
struct wl12xx_cmd_role_enable *cmd;
int ret;
wl1271_debug(DEBUG_CMD, "cmd role enable");
wl12xx_change_fw_if_needed(wl);
if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID))
return -EBUSY;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
/* get role id */
cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES);
if (cmd->role_id >= WL12XX_MAX_ROLES) {
ret = -EBUSY;
goto out_free;
}
memcpy(cmd->mac_address, addr, ETH_ALEN);
cmd->role_type = role_type;
ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_error("failed to initiate cmd role enable");
goto out_free;
}
__set_bit(cmd->role_id, wl->roles_map);
*role_id = cmd->role_id;
out_free:
kfree(cmd);
out:
return ret;
}
int wl1271_cmd_template_set(struct wl1271 *wl, u8 role_id,
u16 template_id, void *buf, size_t buf_len,
int index, u32 rates)
{
struct wl1271_cmd_template_set *cmd;
int ret = 0;
wl1271_debug(DEBUG_CMD, "cmd template_set %d (role %d)",
template_id, role_id);
WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE);
buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE);
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd) {
ret = -ENOMEM;
goto out;
}
/* during initialization wlvif is NULL */
cmd->role_id = role_id;
cmd->len = cpu_to_le16(buf_len);
cmd->template_type = template_id;
cmd->enabled_rates = cpu_to_le32(rates);
cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit;
cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit;
cmd->index = index;
if (buf)
memcpy(cmd->template_data, buf, buf_len);
ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0);
if (ret < 0) {
wl1271_warning("cmd set_template failed: %d", ret);
goto out_free;
}
out_free:
kfree(cmd);
out:
return ret;
}
/**
* send test command to firmware
*
* @wl: wl struct
* @buf: buffer containing the command, with all headers, must work with dma
* @len: length of the buffer
* @answer: is answer needed
*/
int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer)
{
int ret;
size_t res_len = 0;
wl1271_debug(DEBUG_CMD, "cmd test");
if (answer)
res_len = buf_len;
ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len);
if (ret < 0) {
wl1271_warning("TEST command failed");
return ret;
}
return ret;
}
/**
* write acx value to firmware
*
* @wl: wl struct
* @id: acx id
* @buf: buffer containing acx, including all headers, must work with dma
* @len: length of buf
*/
int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len)
{
struct acx_header *acx = buf;
int ret;
wl1271_debug(DEBUG_CMD, "cmd configure");
acx->id = cpu_to_le16(id);
/* payload length, does not include any headers */
acx->len = cpu_to_le16(len - sizeof(*acx));
ret = wl1271_cmd_send(wl, CMD_CONFIGURE, acx, len, 0);
if (ret < 0) {
wl1271_warning("CONFIGURE command NOK");
return ret;
}
return 0;
}