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path: root/drivers/net/wireless/wl12xx/wl1271_cmd.c
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Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1271_cmd.c')
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_cmd.c813
1 files changed, 813 insertions, 0 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271_cmd.c b/drivers/net/wireless/wl12xx/wl1271_cmd.c
new file mode 100644
index 00000000000..2a4351ff54d
--- /dev/null
+++ b/drivers/net/wireless/wl12xx/wl1271_cmd.c
@@ -0,0 +1,813 @@
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/crc7.h>
+#include <linux/spi/spi.h>
+#include <linux/etherdevice.h>
+
+#include "wl1271.h"
+#include "wl1271_reg.h"
+#include "wl1271_spi.h"
+#include "wl1271_acx.h"
+#include "wl12xx_80211.h"
+#include "wl1271_cmd.h"
+
+/*
+ * send command to firmware
+ *
+ * @wl: wl struct
+ * @id: command id
+ * @buf: buffer containing the command, must work with dma
+ * @len: length of the buffer
+ */
+int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len)
+{
+ struct wl1271_cmd_header *cmd;
+ unsigned long timeout;
+ u32 intr;
+ int ret = 0;
+
+ cmd = buf;
+ cmd->id = id;
+ cmd->status = 0;
+
+ WARN_ON(len % 4 != 0);
+
+ wl1271_spi_mem_write(wl, wl->cmd_box_addr, buf, len);
+
+ wl1271_reg_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_CMD);
+
+ timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT);
+
+ intr = wl1271_reg_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+ while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) {
+ if (time_after(jiffies, timeout)) {
+ wl1271_error("command complete timeout");
+ ret = -ETIMEDOUT;
+ goto out;
+ }
+
+ msleep(1);
+
+ intr = wl1271_reg_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+ }
+
+ wl1271_reg_write32(wl, ACX_REG_INTERRUPT_ACK,
+ WL1271_ACX_INTR_CMD_COMPLETE);
+
+out:
+ return ret;
+}
+
+int wl1271_cmd_cal_channel_tune(struct wl1271 *wl)
+{
+ struct wl1271_cmd_cal_channel_tune *cmd;
+ int ret = 0;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ cmd->test.id = TEST_CMD_CHANNEL_TUNE;
+
+ cmd->band = WL1271_CHANNEL_TUNE_BAND_2_4;
+ /* set up any channel, 7 is in the middle of the range */
+ cmd->channel = 7;
+
+ ret = wl1271_cmd_test(wl, cmd, sizeof(*cmd), 0);
+ if (ret < 0)
+ wl1271_warning("TEST_CMD_CHANNEL_TUNE failed");
+
+ kfree(cmd);
+ return ret;
+}
+
+int wl1271_cmd_cal_update_ref_point(struct wl1271 *wl)
+{
+ struct wl1271_cmd_cal_update_ref_point *cmd;
+ int ret = 0;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ cmd->test.id = TEST_CMD_UPDATE_PD_REFERENCE_POINT;
+
+ /* FIXME: still waiting for the correct values */
+ cmd->ref_power = 0;
+ cmd->ref_detector = 0;
+
+ cmd->sub_band = WL1271_PD_REFERENCE_POINT_BAND_B_G;
+
+ ret = wl1271_cmd_test(wl, cmd, sizeof(*cmd), 0);
+ if (ret < 0)
+ wl1271_warning("TEST_CMD_UPDATE_PD_REFERENCE_POINT failed");
+
+ kfree(cmd);
+ return ret;
+}
+
+int wl1271_cmd_cal_p2g(struct wl1271 *wl)
+{
+ struct wl1271_cmd_cal_p2g *cmd;
+ int ret = 0;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ cmd->test.id = TEST_CMD_P2G_CAL;
+
+ cmd->sub_band_mask = WL1271_CAL_P2G_BAND_B_G;
+
+ ret = wl1271_cmd_test(wl, cmd, sizeof(*cmd), 0);
+ if (ret < 0)
+ wl1271_warning("TEST_CMD_P2G_CAL failed");
+
+ kfree(cmd);
+ return ret;
+}
+
+int wl1271_cmd_cal(struct wl1271 *wl)
+{
+ /*
+ * FIXME: we must make sure that we're not sleeping when calibration
+ * is done
+ */
+ int ret;
+
+ wl1271_notice("performing tx calibration");
+
+ ret = wl1271_cmd_cal_channel_tune(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_cal_update_ref_point(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_cal_p2g(wl);
+ if (ret < 0)
+ return ret;
+
+ return ret;
+}
+
+int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type, u8 dtim_interval,
+ u16 beacon_interval, u8 wait)
+{
+ static bool do_cal = true;
+ unsigned long timeout;
+ struct wl1271_cmd_join *join;
+ int ret, i;
+ u8 *bssid;
+
+ /* FIXME: remove when we get calibration from the factory */
+ if (do_cal) {
+ ret = wl1271_cmd_cal(wl);
+ if (ret < 0)
+ wl1271_warning("couldn't calibrate");
+ else
+ do_cal = false;
+ }
+
+
+ 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 = wl->rx_config;
+ join->rx_filter_options = wl->rx_filter;
+
+ join->basic_rate_set = RATE_MASK_1MBPS | RATE_MASK_2MBPS |
+ RATE_MASK_5_5MBPS | RATE_MASK_11MBPS;
+
+ join->beacon_interval = beacon_interval;
+ join->dtim_interval = dtim_interval;
+ join->bss_type = bss_type;
+ join->channel = wl->channel;
+ join->ssid_len = wl->ssid_len;
+ memcpy(join->ssid, wl->ssid, wl->ssid_len);
+ join->ctrl = WL1271_JOIN_CMD_CTRL_TX_FLUSH;
+
+ /* increment the session counter */
+ wl->session_counter++;
+ if (wl->session_counter >= SESSION_COUNTER_MAX)
+ wl->session_counter = 0;
+
+ join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET;
+
+
+ ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join));
+ if (ret < 0) {
+ wl1271_error("failed to initiate cmd join");
+ goto out_free;
+ }
+
+ timeout = msecs_to_jiffies(JOIN_TIMEOUT);
+
+ /*
+ * ugly hack: we should wait for JOIN_EVENT_COMPLETE_ID but to
+ * simplify locking we just sleep instead, for now
+ */
+ if (wait)
+ msleep(10);
+
+out_free:
+ kfree(join);
+
+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;
+
+ 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;
+}
+
+/**
+ * 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 = id;
+
+ /* payload length, does not include any headers */
+ 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;
+ }
+
+ /* the interrogate command got in, we can read the answer */
+ 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;
+}
+
+/**
+ * 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 = id;
+
+ /* payload length, does not include any headers */
+ acx->len = len - sizeof(*acx);
+
+ ret = wl1271_cmd_send(wl, CMD_CONFIGURE, acx, len);
+ if (ret < 0) {
+ wl1271_warning("CONFIGURE command NOK");
+ return ret;
+ }
+
+ return 0;
+}
+
+int wl1271_cmd_data_path(struct wl1271 *wl, u8 channel, 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;
+ }
+
+ cmd->channel = channel;
+
+ 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));
+ if (ret < 0) {
+ wl1271_error("rx %s cmd for channel %d failed",
+ enable ? "start" : "stop", channel);
+ goto out;
+ }
+
+ wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d",
+ enable ? "start" : "stop", channel);
+
+ ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd));
+ if (ret < 0) {
+ wl1271_error("tx %s cmd for channel %d failed",
+ enable ? "start" : "stop", channel);
+ return ret;
+ }
+
+ wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d",
+ enable ? "start" : "stop", channel);
+
+out:
+ kfree(cmd);
+ return ret;
+}
+
+int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode)
+{
+ struct wl1271_cmd_ps_params *ps_params = NULL;
+ int ret = 0;
+
+ /* FIXME: this should be in ps.c */
+ ret = wl1271_acx_wake_up_conditions(wl, WAKE_UP_EVENT_DTIM_BITMAP,
+ wl->listen_int);
+ if (ret < 0) {
+ wl1271_error("couldn't set wake up conditions");
+ goto out;
+ }
+
+ 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 = 1;
+ ps_params->retries = 5;
+ ps_params->hang_over_period = 128;
+ ps_params->null_data_rate = 1; /* 1 Mbps */
+
+ ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params,
+ sizeof(*ps_params));
+ if (ret < 0) {
+ wl1271_error("cmd set_ps_mode failed");
+ goto out;
+ }
+
+out:
+ kfree(ps_params);
+ return ret;
+}
+
+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 = addr;
+ cmd->size = len;
+
+ ret = wl1271_cmd_send(wl, CMD_READ_MEMORY, cmd, sizeof(*cmd));
+ if (ret < 0) {
+ wl1271_error("read memory command failed: %d", ret);
+ goto out;
+ }
+
+ /* the read command got in, we can now read the answer */
+ wl1271_spi_mem_read(wl, wl->cmd_box_addr, cmd, sizeof(*cmd));
+
+ if (cmd->header.status != CMD_STATUS_SUCCESS)
+ wl1271_error("error in read command result: %d",
+ cmd->header.status);
+
+ memcpy(answer, cmd->value, len);
+
+out:
+ kfree(cmd);
+ return ret;
+}
+
+int wl1271_cmd_scan(struct wl1271 *wl, u8 *ssid, size_t len,
+ u8 active_scan, u8 high_prio, u8 num_channels,
+ u8 probe_requests)
+{
+
+ struct wl1271_cmd_trigger_scan_to *trigger = NULL;
+ struct wl1271_cmd_scan *params = NULL;
+ int i, ret;
+ u16 scan_options = 0;
+
+ if (wl->scanning)
+ return -EINVAL;
+
+ params = kzalloc(sizeof(*params), GFP_KERNEL);
+ if (!params)
+ return -ENOMEM;
+
+ params->params.rx_config_options = cpu_to_le32(CFG_RX_ALL_GOOD);
+ params->params.rx_filter_options =
+ cpu_to_le32(CFG_RX_PRSP_EN | CFG_RX_MGMT_EN | CFG_RX_BCN_EN);
+
+ if (!active_scan)
+ scan_options |= WL1271_SCAN_OPT_PASSIVE;
+ if (high_prio)
+ scan_options |= WL1271_SCAN_OPT_PRIORITY_HIGH;
+ params->params.scan_options = scan_options;
+
+ params->params.num_channels = num_channels;
+ params->params.num_probe_requests = probe_requests;
+ params->params.tx_rate = cpu_to_le32(RATE_MASK_2MBPS);
+ params->params.tid_trigger = 0;
+ params->params.scan_tag = WL1271_SCAN_DEFAULT_TAG;
+
+ for (i = 0; i < num_channels; i++) {
+ params->channels[i].min_duration =
+ cpu_to_le32(WL1271_SCAN_CHAN_MIN_DURATION);
+ params->channels[i].max_duration =
+ cpu_to_le32(WL1271_SCAN_CHAN_MAX_DURATION);
+ memset(&params->channels[i].bssid_lsb, 0xff, 4);
+ memset(&params->channels[i].bssid_msb, 0xff, 2);
+ params->channels[i].early_termination = 0;
+ params->channels[i].tx_power_att = WL1271_SCAN_CURRENT_TX_PWR;
+ params->channels[i].channel = i + 1;
+ }
+
+ if (len && ssid) {
+ params->params.ssid_len = len;
+ memcpy(params->params.ssid, ssid, len);
+ }
+
+ ret = wl1271_cmd_build_probe_req(wl, ssid, len);
+ if (ret < 0) {
+ wl1271_error("PROBE request template failed");
+ goto out;
+ }
+
+ trigger = kzalloc(sizeof(*trigger), GFP_KERNEL);
+ if (!trigger) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* disable the timeout */
+ trigger->timeout = 0;
+
+ ret = wl1271_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
+ sizeof(*trigger));
+ if (ret < 0) {
+ wl1271_error("trigger scan to failed for hw scan");
+ goto out;
+ }
+
+ wl1271_dump(DEBUG_SCAN, "SCAN: ", params, sizeof(*params));
+
+ wl->scanning = true;
+
+ ret = wl1271_cmd_send(wl, CMD_SCAN, params, sizeof(*params));
+ if (ret < 0) {
+ wl1271_error("SCAN failed");
+ goto out;
+ }
+
+ wl1271_spi_mem_read(wl, wl->cmd_box_addr, params, sizeof(*params));
+
+ if (params->header.status != CMD_STATUS_SUCCESS) {
+ wl1271_error("Scan command error: %d",
+ params->header.status);
+ wl->scanning = false;
+ ret = -EIO;
+ goto out;
+ }
+
+out:
+ kfree(params);
+ return ret;
+}
+
+int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
+ void *buf, size_t buf_len)
+{
+ struct wl1271_cmd_template_set *cmd;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd template_set %d", template_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;
+ }
+
+ cmd->len = cpu_to_le16(buf_len);
+ cmd->template_type = template_id;
+ cmd->enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
+ cmd->short_retry_limit = ACX_RATE_RETRY_LIMIT;
+ cmd->long_retry_limit = ACX_RATE_RETRY_LIMIT;
+
+ if (buf)
+ memcpy(cmd->template_data, buf, buf_len);
+
+ ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd));
+ if (ret < 0) {
+ wl1271_warning("cmd set_template failed: %d", ret);
+ goto out_free;
+ }
+
+out_free:
+ kfree(cmd);
+
+out:
+ return ret;
+}
+
+static int wl1271_build_basic_rates(char *rates)
+{
+ u8 index = 0;
+
+ rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_1MB;
+ rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_2MB;
+ rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_5MB;
+ rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_11MB;
+
+ return index;
+}
+
+static int wl1271_build_extended_rates(char *rates)
+{
+ u8 index = 0;
+
+ rates[index++] = IEEE80211_OFDM_RATE_6MB;
+ rates[index++] = IEEE80211_OFDM_RATE_9MB;
+ rates[index++] = IEEE80211_OFDM_RATE_12MB;
+ rates[index++] = IEEE80211_OFDM_RATE_18MB;
+ rates[index++] = IEEE80211_OFDM_RATE_24MB;
+ rates[index++] = IEEE80211_OFDM_RATE_36MB;
+ rates[index++] = IEEE80211_OFDM_RATE_48MB;
+ rates[index++] = IEEE80211_OFDM_RATE_54MB;
+
+ return index;
+}
+
+int wl1271_cmd_build_null_data(struct wl1271 *wl)
+{
+ struct wl12xx_null_data_template template;
+
+ if (!is_zero_ether_addr(wl->bssid)) {
+ memcpy(template.header.da, wl->bssid, ETH_ALEN);
+ memcpy(template.header.bssid, wl->bssid, ETH_ALEN);
+ } else {
+ memset(template.header.da, 0xff, ETH_ALEN);
+ memset(template.header.bssid, 0xff, ETH_ALEN);
+ }
+
+ memcpy(template.header.sa, wl->mac_addr, ETH_ALEN);
+ template.header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_DATA |
+ IEEE80211_STYPE_NULLFUNC);
+
+ return wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, &template,
+ sizeof(template));
+
+}
+
+int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid)
+{
+ struct wl12xx_ps_poll_template template;
+
+ memcpy(template.bssid, wl->bssid, ETH_ALEN);
+ memcpy(template.ta, wl->mac_addr, ETH_ALEN);
+ template.aid = aid;
+ template.fc = cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
+
+ return wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, &template,
+ sizeof(template));
+
+}
+
+int wl1271_cmd_build_probe_req(struct wl1271 *wl, u8 *ssid, size_t ssid_len)
+{
+ struct wl12xx_probe_req_template template;
+ struct wl12xx_ie_rates *rates;
+ char *ptr;
+ u16 size;
+
+ ptr = (char *)&template;
+ size = sizeof(struct ieee80211_header);
+
+ memset(template.header.da, 0xff, ETH_ALEN);
+ memset(template.header.bssid, 0xff, ETH_ALEN);
+ memcpy(template.header.sa, wl->mac_addr, ETH_ALEN);
+ template.header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_PROBE_REQ);
+
+ /* IEs */
+ /* SSID */
+ template.ssid.header.id = WLAN_EID_SSID;
+ template.ssid.header.len = ssid_len;
+ if (ssid_len && ssid)
+ memcpy(template.ssid.ssid, ssid, ssid_len);
+ size += sizeof(struct wl12xx_ie_header) + ssid_len;
+ ptr += size;
+
+ /* Basic Rates */
+ rates = (struct wl12xx_ie_rates *)ptr;
+ rates->header.id = WLAN_EID_SUPP_RATES;
+ rates->header.len = wl1271_build_basic_rates(rates->rates);
+ size += sizeof(struct wl12xx_ie_header) + rates->header.len;
+ ptr += sizeof(struct wl12xx_ie_header) + rates->header.len;
+
+ /* Extended rates */
+ rates = (struct wl12xx_ie_rates *)ptr;
+ rates->header.id = WLAN_EID_EXT_SUPP_RATES;
+ rates->header.len = wl1271_build_extended_rates(rates->rates);
+ size += sizeof(struct wl12xx_ie_header) + rates->header.len;
+
+ wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", &template, size);
+
+ return wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4,
+ &template, size);
+}
+
+int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id)
+{
+ struct wl1271_cmd_set_keys *cmd;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id);
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ cmd->id = id;
+ cmd->key_action = KEY_SET_ID;
+ cmd->key_type = KEY_WEP;
+
+ ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd));
+ if (ret < 0) {
+ wl1271_warning("cmd set_default_wep_key failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(cmd);
+
+ return ret;
+}
+
+int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type,
+ u8 key_size, const u8 *key, const u8 *addr)
+{
+ struct wl1271_cmd_set_keys *cmd;
+ int ret = 0;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (key_type != KEY_WEP)
+ memcpy(cmd->addr, addr, ETH_ALEN);
+
+ cmd->key_action = action;
+ cmd->key_size = key_size;
+ cmd->key_type = key_type;
+
+ /* we have only one SSID profile */
+ cmd->ssid_profile = 0;
+
+ cmd->id = id;
+
+ /* FIXME: this is from wl1251, needs to be checked */
+ if (key_type == KEY_TKIP) {
+ /*
+ * We get the key in the following form:
+ * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes)
+ * but the target is expecting:
+ * TKIP - RX MIC - TX MIC
+ */
+ memcpy(cmd->key, key, 16);
+ memcpy(cmd->key + 16, key + 24, 8);
+ memcpy(cmd->key + 24, key + 16, 8);
+
+ } else {
+ memcpy(cmd->key, key, key_size);
+ }
+
+ wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd));
+
+ ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd));
+ if (ret < 0) {
+ wl1271_warning("could not set keys");
+ goto out;
+ }
+
+out:
+ kfree(cmd);
+
+ return ret;
+}