forked from Minki/linux
65b53e4cc9
Conflicts: drivers/net/tg3.c drivers/net/wireless/rt2x00/rt2x00dev.c net/mac80211/ieee80211_i.h
2051 lines
52 KiB
C
2051 lines
52 KiB
C
/**
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* This file contains the handling of command.
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* It prepares command and sends it to firmware when it is ready.
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*/
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#include <net/iw_handler.h>
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#include <net/ieee80211.h>
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#include <linux/kfifo.h>
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#include "host.h"
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#include "hostcmd.h"
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#include "decl.h"
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#include "defs.h"
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#include "dev.h"
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#include "assoc.h"
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#include "wext.h"
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#include "cmd.h"
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static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv);
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/**
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* @brief Simple callback that copies response back into command
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*
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* @param priv A pointer to struct lbs_private structure
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* @param extra A pointer to the original command structure for which
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* 'resp' is a response
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* @param resp A pointer to the command response
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*
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* @return 0 on success, error on failure
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*/
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int lbs_cmd_copyback(struct lbs_private *priv, unsigned long extra,
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struct cmd_header *resp)
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{
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struct cmd_header *buf = (void *)extra;
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uint16_t copy_len;
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copy_len = min(le16_to_cpu(buf->size), le16_to_cpu(resp->size));
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memcpy(buf, resp, copy_len);
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return 0;
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}
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EXPORT_SYMBOL_GPL(lbs_cmd_copyback);
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/**
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* @brief Simple callback that ignores the result. Use this if
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* you just want to send a command to the hardware, but don't
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* care for the result.
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*
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* @param priv ignored
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* @param extra ignored
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* @param resp ignored
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*
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* @return 0 for success
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*/
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static int lbs_cmd_async_callback(struct lbs_private *priv, unsigned long extra,
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struct cmd_header *resp)
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{
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return 0;
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}
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/**
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* @brief Checks whether a command is allowed in Power Save mode
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*
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* @param command the command ID
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* @return 1 if allowed, 0 if not allowed
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*/
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static u8 is_command_allowed_in_ps(u16 cmd)
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{
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switch (cmd) {
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case CMD_802_11_RSSI:
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return 1;
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default:
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break;
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}
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return 0;
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}
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/**
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* @brief Updates the hardware details like MAC address and regulatory region
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*
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* @param priv A pointer to struct lbs_private structure
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*
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* @return 0 on success, error on failure
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*/
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int lbs_update_hw_spec(struct lbs_private *priv)
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{
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struct cmd_ds_get_hw_spec cmd;
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int ret = -1;
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u32 i;
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DECLARE_MAC_BUF(mac);
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lbs_deb_enter(LBS_DEB_CMD);
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memset(&cmd, 0, sizeof(cmd));
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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memcpy(cmd.permanentaddr, priv->current_addr, ETH_ALEN);
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ret = lbs_cmd_with_response(priv, CMD_GET_HW_SPEC, &cmd);
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if (ret)
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goto out;
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priv->fwcapinfo = le32_to_cpu(cmd.fwcapinfo);
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/* The firmware release is in an interesting format: the patch
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* level is in the most significant nibble ... so fix that: */
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priv->fwrelease = le32_to_cpu(cmd.fwrelease);
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priv->fwrelease = (priv->fwrelease << 8) |
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(priv->fwrelease >> 24 & 0xff);
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/* Some firmware capabilities:
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* CF card firmware 5.0.16p0: cap 0x00000303
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* USB dongle firmware 5.110.17p2: cap 0x00000303
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*/
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lbs_pr_info("%s, fw %u.%u.%up%u, cap 0x%08x\n",
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print_mac(mac, cmd.permanentaddr),
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priv->fwrelease >> 24 & 0xff,
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priv->fwrelease >> 16 & 0xff,
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priv->fwrelease >> 8 & 0xff,
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priv->fwrelease & 0xff,
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priv->fwcapinfo);
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lbs_deb_cmd("GET_HW_SPEC: hardware interface 0x%x, hardware spec 0x%04x\n",
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cmd.hwifversion, cmd.version);
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/* Clamp region code to 8-bit since FW spec indicates that it should
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* only ever be 8-bit, even though the field size is 16-bit. Some firmware
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* returns non-zero high 8 bits here.
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*/
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priv->regioncode = le16_to_cpu(cmd.regioncode) & 0xFF;
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for (i = 0; i < MRVDRV_MAX_REGION_CODE; i++) {
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/* use the region code to search for the index */
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if (priv->regioncode == lbs_region_code_to_index[i])
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break;
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}
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/* if it's unidentified region code, use the default (USA) */
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if (i >= MRVDRV_MAX_REGION_CODE) {
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priv->regioncode = 0x10;
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lbs_pr_info("unidentified region code; using the default (USA)\n");
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}
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if (priv->current_addr[0] == 0xff)
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memmove(priv->current_addr, cmd.permanentaddr, ETH_ALEN);
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memcpy(priv->dev->dev_addr, priv->current_addr, ETH_ALEN);
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if (priv->mesh_dev)
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memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
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if (lbs_set_regiontable(priv, priv->regioncode, 0)) {
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ret = -1;
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goto out;
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}
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if (lbs_set_universaltable(priv, 0)) {
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ret = -1;
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goto out;
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}
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out:
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lbs_deb_leave(LBS_DEB_CMD);
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return ret;
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}
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int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria)
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{
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struct cmd_ds_host_sleep cmd_config;
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int ret;
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cmd_config.hdr.size = cpu_to_le16(sizeof(cmd_config));
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cmd_config.criteria = cpu_to_le32(criteria);
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cmd_config.gpio = priv->wol_gpio;
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cmd_config.gap = priv->wol_gap;
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ret = lbs_cmd_with_response(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config);
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if (!ret) {
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lbs_deb_cmd("Set WOL criteria to %x\n", criteria);
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priv->wol_criteria = criteria;
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} else {
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lbs_pr_info("HOST_SLEEP_CFG failed %d\n", ret);
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}
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return ret;
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}
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EXPORT_SYMBOL_GPL(lbs_host_sleep_cfg);
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static int lbs_cmd_802_11_ps_mode(struct cmd_ds_command *cmd,
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u16 cmd_action)
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{
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struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode;
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lbs_deb_enter(LBS_DEB_CMD);
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cmd->command = cpu_to_le16(CMD_802_11_PS_MODE);
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cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) +
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S_DS_GEN);
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psm->action = cpu_to_le16(cmd_action);
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psm->multipledtim = 0;
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switch (cmd_action) {
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case CMD_SUBCMD_ENTER_PS:
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lbs_deb_cmd("PS command:" "SubCode- Enter PS\n");
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psm->locallisteninterval = 0;
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psm->nullpktinterval = 0;
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psm->multipledtim =
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cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM);
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break;
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case CMD_SUBCMD_EXIT_PS:
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lbs_deb_cmd("PS command:" "SubCode- Exit PS\n");
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break;
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case CMD_SUBCMD_SLEEP_CONFIRMED:
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lbs_deb_cmd("PS command: SubCode- sleep confirm\n");
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break;
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default:
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break;
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}
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lbs_deb_leave(LBS_DEB_CMD);
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return 0;
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}
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int lbs_cmd_802_11_inactivity_timeout(struct lbs_private *priv,
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uint16_t cmd_action, uint16_t *timeout)
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{
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struct cmd_ds_802_11_inactivity_timeout cmd;
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int ret;
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lbs_deb_enter(LBS_DEB_CMD);
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cmd.hdr.command = cpu_to_le16(CMD_802_11_INACTIVITY_TIMEOUT);
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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cmd.action = cpu_to_le16(cmd_action);
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if (cmd_action == CMD_ACT_SET)
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cmd.timeout = cpu_to_le16(*timeout);
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else
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cmd.timeout = 0;
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ret = lbs_cmd_with_response(priv, CMD_802_11_INACTIVITY_TIMEOUT, &cmd);
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if (!ret)
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*timeout = le16_to_cpu(cmd.timeout);
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return 0;
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}
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int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action,
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struct sleep_params *sp)
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{
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struct cmd_ds_802_11_sleep_params cmd;
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int ret;
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lbs_deb_enter(LBS_DEB_CMD);
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if (cmd_action == CMD_ACT_GET) {
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memset(&cmd, 0, sizeof(cmd));
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} else {
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cmd.error = cpu_to_le16(sp->sp_error);
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cmd.offset = cpu_to_le16(sp->sp_offset);
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cmd.stabletime = cpu_to_le16(sp->sp_stabletime);
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cmd.calcontrol = sp->sp_calcontrol;
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cmd.externalsleepclk = sp->sp_extsleepclk;
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cmd.reserved = cpu_to_le16(sp->sp_reserved);
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}
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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cmd.action = cpu_to_le16(cmd_action);
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ret = lbs_cmd_with_response(priv, CMD_802_11_SLEEP_PARAMS, &cmd);
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if (!ret) {
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lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, "
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"calcontrol 0x%x extsleepclk 0x%x\n",
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le16_to_cpu(cmd.error), le16_to_cpu(cmd.offset),
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le16_to_cpu(cmd.stabletime), cmd.calcontrol,
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cmd.externalsleepclk);
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sp->sp_error = le16_to_cpu(cmd.error);
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sp->sp_offset = le16_to_cpu(cmd.offset);
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sp->sp_stabletime = le16_to_cpu(cmd.stabletime);
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sp->sp_calcontrol = cmd.calcontrol;
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sp->sp_extsleepclk = cmd.externalsleepclk;
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sp->sp_reserved = le16_to_cpu(cmd.reserved);
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}
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return 0;
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}
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int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action,
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struct assoc_request *assoc)
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{
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struct cmd_ds_802_11_set_wep cmd;
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int ret = 0;
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lbs_deb_enter(LBS_DEB_CMD);
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memset(&cmd, 0, sizeof(cmd));
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cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP);
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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cmd.action = cpu_to_le16(cmd_action);
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if (cmd_action == CMD_ACT_ADD) {
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int i;
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/* default tx key index */
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cmd.keyindex = cpu_to_le16(assoc->wep_tx_keyidx &
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CMD_WEP_KEY_INDEX_MASK);
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/* Copy key types and material to host command structure */
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for (i = 0; i < 4; i++) {
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struct enc_key *pkey = &assoc->wep_keys[i];
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switch (pkey->len) {
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case KEY_LEN_WEP_40:
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cmd.keytype[i] = CMD_TYPE_WEP_40_BIT;
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memmove(cmd.keymaterial[i], pkey->key, pkey->len);
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lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i);
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break;
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case KEY_LEN_WEP_104:
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cmd.keytype[i] = CMD_TYPE_WEP_104_BIT;
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memmove(cmd.keymaterial[i], pkey->key, pkey->len);
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lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i);
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break;
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case 0:
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break;
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default:
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lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n",
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i, pkey->len);
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ret = -1;
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goto done;
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break;
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}
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}
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} else if (cmd_action == CMD_ACT_REMOVE) {
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/* ACT_REMOVE clears _all_ WEP keys */
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/* default tx key index */
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cmd.keyindex = cpu_to_le16(priv->wep_tx_keyidx &
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CMD_WEP_KEY_INDEX_MASK);
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lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx);
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}
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ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd);
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done:
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return ret;
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}
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int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action,
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uint16_t *enable)
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{
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struct cmd_ds_802_11_enable_rsn cmd;
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int ret;
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lbs_deb_enter(LBS_DEB_CMD);
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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cmd.action = cpu_to_le16(cmd_action);
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if (cmd_action == CMD_ACT_GET)
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cmd.enable = 0;
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else {
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if (*enable)
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cmd.enable = cpu_to_le16(CMD_ENABLE_RSN);
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else
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cmd.enable = cpu_to_le16(CMD_DISABLE_RSN);
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lbs_deb_cmd("ENABLE_RSN: %d\n", *enable);
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}
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ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd);
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if (!ret && cmd_action == CMD_ACT_GET)
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*enable = le16_to_cpu(cmd.enable);
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return ret;
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}
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static void set_one_wpa_key(struct MrvlIEtype_keyParamSet *keyparam,
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struct enc_key *key)
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{
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lbs_deb_enter(LBS_DEB_CMD);
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if (key->flags & KEY_INFO_WPA_ENABLED)
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keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED);
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if (key->flags & KEY_INFO_WPA_UNICAST)
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keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST);
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if (key->flags & KEY_INFO_WPA_MCAST)
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keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST);
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keyparam->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
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keyparam->keytypeid = cpu_to_le16(key->type);
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keyparam->keylen = cpu_to_le16(key->len);
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memcpy(keyparam->key, key->key, key->len);
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/* Length field doesn't include the {type,length} header */
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keyparam->length = cpu_to_le16(sizeof(*keyparam) - 4);
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lbs_deb_leave(LBS_DEB_CMD);
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}
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int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action,
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struct assoc_request *assoc)
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{
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struct cmd_ds_802_11_key_material cmd;
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int ret = 0;
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int index = 0;
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lbs_deb_enter(LBS_DEB_CMD);
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cmd.action = cpu_to_le16(cmd_action);
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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if (cmd_action == CMD_ACT_GET) {
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cmd.hdr.size = cpu_to_le16(S_DS_GEN + 2);
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} else {
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memset(cmd.keyParamSet, 0, sizeof(cmd.keyParamSet));
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if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc->flags)) {
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set_one_wpa_key(&cmd.keyParamSet[index],
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&assoc->wpa_unicast_key);
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index++;
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}
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if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc->flags)) {
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set_one_wpa_key(&cmd.keyParamSet[index],
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&assoc->wpa_mcast_key);
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index++;
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}
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/* The common header and as many keys as we included */
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cmd.hdr.size = cpu_to_le16(offsetof(typeof(cmd),
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keyParamSet[index]));
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}
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ret = lbs_cmd_with_response(priv, CMD_802_11_KEY_MATERIAL, &cmd);
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/* Copy the returned key to driver private data */
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if (!ret && cmd_action == CMD_ACT_GET) {
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void *buf_ptr = cmd.keyParamSet;
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void *resp_end = &(&cmd)[1];
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while (buf_ptr < resp_end) {
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struct MrvlIEtype_keyParamSet *keyparam = buf_ptr;
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struct enc_key *key;
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uint16_t param_set_len = le16_to_cpu(keyparam->length);
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uint16_t key_len = le16_to_cpu(keyparam->keylen);
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uint16_t key_flags = le16_to_cpu(keyparam->keyinfo);
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uint16_t key_type = le16_to_cpu(keyparam->keytypeid);
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void *end;
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end = (void *)keyparam + sizeof(keyparam->type)
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+ sizeof(keyparam->length) + param_set_len;
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/* Make sure we don't access past the end of the IEs */
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if (end > resp_end)
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break;
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|
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if (key_flags & KEY_INFO_WPA_UNICAST)
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key = &priv->wpa_unicast_key;
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else if (key_flags & KEY_INFO_WPA_MCAST)
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key = &priv->wpa_mcast_key;
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else
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break;
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|
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/* Copy returned key into driver */
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memset(key, 0, sizeof(struct enc_key));
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if (key_len > sizeof(key->key))
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break;
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key->type = key_type;
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key->flags = key_flags;
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key->len = key_len;
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memcpy(key->key, keyparam->key, key->len);
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|
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buf_ptr = end + 1;
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}
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}
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|
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return ret;
|
|
}
|
|
|
|
static int lbs_cmd_802_11_reset(struct cmd_ds_command *cmd, int cmd_action)
|
|
{
|
|
struct cmd_ds_802_11_reset *reset = &cmd->params.reset;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
cmd->command = cpu_to_le16(CMD_802_11_RESET);
|
|
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_reset) + S_DS_GEN);
|
|
reset->action = cpu_to_le16(cmd_action);
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static int lbs_cmd_802_11_snmp_mib(struct lbs_private *priv,
|
|
struct cmd_ds_command *cmd,
|
|
int cmd_action,
|
|
int cmd_oid, void *pdata_buf)
|
|
{
|
|
struct cmd_ds_802_11_snmp_mib *pSNMPMIB = &cmd->params.smib;
|
|
u8 ucTemp;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
lbs_deb_cmd("SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
|
|
|
|
cmd->command = cpu_to_le16(CMD_802_11_SNMP_MIB);
|
|
cmd->size = cpu_to_le16(sizeof(*pSNMPMIB) + S_DS_GEN);
|
|
|
|
switch (cmd_oid) {
|
|
case OID_802_11_INFRASTRUCTURE_MODE:
|
|
{
|
|
u8 mode = (u8) (size_t) pdata_buf;
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
|
|
pSNMPMIB->oid = cpu_to_le16((u16) DESIRED_BSSTYPE_I);
|
|
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u8));
|
|
if (mode == IW_MODE_ADHOC) {
|
|
ucTemp = SNMP_MIB_VALUE_ADHOC;
|
|
} else {
|
|
/* Infra and Auto modes */
|
|
ucTemp = SNMP_MIB_VALUE_INFRA;
|
|
}
|
|
|
|
memmove(pSNMPMIB->value, &ucTemp, sizeof(u8));
|
|
|
|
break;
|
|
}
|
|
|
|
case OID_802_11D_ENABLE:
|
|
{
|
|
u32 ulTemp;
|
|
|
|
pSNMPMIB->oid = cpu_to_le16((u16) DOT11D_I);
|
|
|
|
if (cmd_action == CMD_ACT_SET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
|
|
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
|
|
ulTemp = *(u32 *)pdata_buf;
|
|
*((__le16 *)(pSNMPMIB->value)) =
|
|
cpu_to_le16((u16) ulTemp);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case OID_802_11_FRAGMENTATION_THRESHOLD:
|
|
{
|
|
u32 ulTemp;
|
|
|
|
pSNMPMIB->oid = cpu_to_le16((u16) FRAGTHRESH_I);
|
|
|
|
if (cmd_action == CMD_ACT_GET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
|
|
} else if (cmd_action == CMD_ACT_SET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
|
|
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
|
|
ulTemp = *((u32 *) pdata_buf);
|
|
*((__le16 *)(pSNMPMIB->value)) =
|
|
cpu_to_le16((u16) ulTemp);
|
|
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case OID_802_11_RTS_THRESHOLD:
|
|
{
|
|
|
|
u32 ulTemp;
|
|
pSNMPMIB->oid = cpu_to_le16(RTSTHRESH_I);
|
|
|
|
if (cmd_action == CMD_ACT_GET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
|
|
} else if (cmd_action == CMD_ACT_SET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
|
|
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
|
|
ulTemp = *((u32 *)pdata_buf);
|
|
*(__le16 *)(pSNMPMIB->value) =
|
|
cpu_to_le16((u16) ulTemp);
|
|
|
|
}
|
|
break;
|
|
}
|
|
case OID_802_11_TX_RETRYCOUNT:
|
|
pSNMPMIB->oid = cpu_to_le16((u16) SHORT_RETRYLIM_I);
|
|
|
|
if (cmd_action == CMD_ACT_GET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
|
|
} else if (cmd_action == CMD_ACT_SET) {
|
|
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
|
|
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
|
|
*((__le16 *)(pSNMPMIB->value)) =
|
|
cpu_to_le16((u16) priv->txretrycount);
|
|
}
|
|
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
lbs_deb_cmd(
|
|
"SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n",
|
|
le16_to_cpu(cmd->command), le16_to_cpu(cmd->size),
|
|
le16_to_cpu(cmd->seqnum), le16_to_cpu(cmd->result));
|
|
|
|
lbs_deb_cmd(
|
|
"SNMP_CMD: action 0x%x, oid 0x%x, oidsize 0x%x, value 0x%x\n",
|
|
le16_to_cpu(pSNMPMIB->querytype), le16_to_cpu(pSNMPMIB->oid),
|
|
le16_to_cpu(pSNMPMIB->bufsize),
|
|
le16_to_cpu(*(__le16 *) pSNMPMIB->value));
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static int lbs_cmd_802_11_rf_tx_power(struct cmd_ds_command *cmd,
|
|
u16 cmd_action, void *pdata_buf)
|
|
{
|
|
|
|
struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
cmd->size =
|
|
cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + S_DS_GEN);
|
|
cmd->command = cpu_to_le16(CMD_802_11_RF_TX_POWER);
|
|
prtp->action = cpu_to_le16(cmd_action);
|
|
|
|
lbs_deb_cmd("RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n",
|
|
le16_to_cpu(cmd->size), le16_to_cpu(cmd->command),
|
|
le16_to_cpu(prtp->action));
|
|
|
|
switch (cmd_action) {
|
|
case CMD_ACT_TX_POWER_OPT_GET:
|
|
prtp->action = cpu_to_le16(CMD_ACT_GET);
|
|
prtp->currentlevel = 0;
|
|
break;
|
|
|
|
case CMD_ACT_TX_POWER_OPT_SET_HIGH:
|
|
prtp->action = cpu_to_le16(CMD_ACT_SET);
|
|
prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_HIGH);
|
|
break;
|
|
|
|
case CMD_ACT_TX_POWER_OPT_SET_MID:
|
|
prtp->action = cpu_to_le16(CMD_ACT_SET);
|
|
prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_MID);
|
|
break;
|
|
|
|
case CMD_ACT_TX_POWER_OPT_SET_LOW:
|
|
prtp->action = cpu_to_le16(CMD_ACT_SET);
|
|
prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf));
|
|
break;
|
|
}
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static int lbs_cmd_802_11_monitor_mode(struct cmd_ds_command *cmd,
|
|
u16 cmd_action, void *pdata_buf)
|
|
{
|
|
struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor;
|
|
|
|
cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE);
|
|
cmd->size =
|
|
cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) +
|
|
S_DS_GEN);
|
|
|
|
monitor->action = cpu_to_le16(cmd_action);
|
|
if (cmd_action == CMD_ACT_SET) {
|
|
monitor->mode =
|
|
cpu_to_le16((u16) (*(u32 *) pdata_buf));
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static __le16 lbs_rate_to_fw_bitmap(int rate, int lower_rates_ok)
|
|
{
|
|
/* Bit Rate
|
|
* 15:13 Reserved
|
|
* 12 54 Mbps
|
|
* 11 48 Mbps
|
|
* 10 36 Mbps
|
|
* 9 24 Mbps
|
|
* 8 18 Mbps
|
|
* 7 12 Mbps
|
|
* 6 9 Mbps
|
|
* 5 6 Mbps
|
|
* 4 Reserved
|
|
* 3 11 Mbps
|
|
* 2 5.5 Mbps
|
|
* 1 2 Mbps
|
|
* 0 1 Mbps
|
|
**/
|
|
|
|
uint16_t ratemask;
|
|
int i = lbs_data_rate_to_fw_index(rate);
|
|
if (lower_rates_ok)
|
|
ratemask = (0x1fef >> (12 - i));
|
|
else
|
|
ratemask = (1 << i);
|
|
return cpu_to_le16(ratemask);
|
|
}
|
|
|
|
int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv,
|
|
uint16_t cmd_action)
|
|
{
|
|
struct cmd_ds_802_11_rate_adapt_rateset cmd;
|
|
int ret;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
if (!priv->cur_rate && !priv->enablehwauto)
|
|
return -EINVAL;
|
|
|
|
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
|
|
|
|
cmd.action = cpu_to_le16(cmd_action);
|
|
cmd.enablehwauto = cpu_to_le16(priv->enablehwauto);
|
|
cmd.bitmap = lbs_rate_to_fw_bitmap(priv->cur_rate, priv->enablehwauto);
|
|
ret = lbs_cmd_with_response(priv, CMD_802_11_RATE_ADAPT_RATESET, &cmd);
|
|
if (!ret && cmd_action == CMD_ACT_GET) {
|
|
priv->ratebitmap = le16_to_cpu(cmd.bitmap);
|
|
priv->enablehwauto = le16_to_cpu(cmd.enablehwauto);
|
|
}
|
|
|
|
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(lbs_cmd_802_11_rate_adapt_rateset);
|
|
|
|
/**
|
|
* @brief Set the data rate
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @param rate The desired data rate, or 0 to clear a locked rate
|
|
*
|
|
* @return 0 on success, error on failure
|
|
*/
|
|
int lbs_set_data_rate(struct lbs_private *priv, u8 rate)
|
|
{
|
|
struct cmd_ds_802_11_data_rate cmd;
|
|
int ret = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
memset(&cmd, 0, sizeof(cmd));
|
|
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
|
|
|
|
if (rate > 0) {
|
|
cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE);
|
|
cmd.rates[0] = lbs_data_rate_to_fw_index(rate);
|
|
if (cmd.rates[0] == 0) {
|
|
lbs_deb_cmd("DATA_RATE: invalid requested rate of"
|
|
" 0x%02X\n", rate);
|
|
ret = 0;
|
|
goto out;
|
|
}
|
|
lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]);
|
|
} else {
|
|
cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO);
|
|
lbs_deb_cmd("DATA_RATE: setting auto\n");
|
|
}
|
|
|
|
ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd);
|
|
if (ret)
|
|
goto out;
|
|
|
|
lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
|
|
|
|
/* FIXME: get actual rates FW can do if this command actually returns
|
|
* all data rates supported.
|
|
*/
|
|
priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]);
|
|
lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate);
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Get the radio channel
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
*
|
|
* @return The channel on success, error on failure
|
|
*/
|
|
int lbs_get_channel(struct lbs_private *priv)
|
|
{
|
|
struct cmd_ds_802_11_rf_channel cmd;
|
|
int ret = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
memset(&cmd, 0, sizeof(cmd));
|
|
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
|
|
cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_GET);
|
|
|
|
ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd);
|
|
if (ret)
|
|
goto out;
|
|
|
|
ret = le16_to_cpu(cmd.channel);
|
|
lbs_deb_cmd("current radio channel is %d\n", ret);
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
int lbs_update_channel(struct lbs_private *priv)
|
|
{
|
|
int ret;
|
|
|
|
/* the channel in f/w could be out of sync; get the current channel */
|
|
lbs_deb_enter(LBS_DEB_ASSOC);
|
|
|
|
ret = lbs_get_channel(priv);
|
|
if (ret > 0) {
|
|
priv->curbssparams.channel = ret;
|
|
ret = 0;
|
|
}
|
|
lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Set the radio channel
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @param channel The desired channel, or 0 to clear a locked channel
|
|
*
|
|
* @return 0 on success, error on failure
|
|
*/
|
|
int lbs_set_channel(struct lbs_private *priv, u8 channel)
|
|
{
|
|
struct cmd_ds_802_11_rf_channel cmd;
|
|
u8 old_channel = priv->curbssparams.channel;
|
|
int ret = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
memset(&cmd, 0, sizeof(cmd));
|
|
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
|
|
cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_SET);
|
|
cmd.channel = cpu_to_le16(channel);
|
|
|
|
ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd);
|
|
if (ret)
|
|
goto out;
|
|
|
|
priv->curbssparams.channel = (uint8_t) le16_to_cpu(cmd.channel);
|
|
lbs_deb_cmd("channel switch from %d to %d\n", old_channel,
|
|
priv->curbssparams.channel);
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int lbs_cmd_802_11_rssi(struct lbs_private *priv,
|
|
struct cmd_ds_command *cmd)
|
|
{
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
cmd->command = cpu_to_le16(CMD_802_11_RSSI);
|
|
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN);
|
|
cmd->params.rssi.N = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR);
|
|
|
|
/* reset Beacon SNR/NF/RSSI values */
|
|
priv->SNR[TYPE_BEACON][TYPE_NOAVG] = 0;
|
|
priv->SNR[TYPE_BEACON][TYPE_AVG] = 0;
|
|
priv->NF[TYPE_BEACON][TYPE_NOAVG] = 0;
|
|
priv->NF[TYPE_BEACON][TYPE_AVG] = 0;
|
|
priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0;
|
|
priv->RSSI[TYPE_BEACON][TYPE_AVG] = 0;
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static int lbs_cmd_reg_access(struct cmd_ds_command *cmdptr,
|
|
u8 cmd_action, void *pdata_buf)
|
|
{
|
|
struct lbs_offset_value *offval;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
offval = (struct lbs_offset_value *)pdata_buf;
|
|
|
|
switch (le16_to_cpu(cmdptr->command)) {
|
|
case CMD_MAC_REG_ACCESS:
|
|
{
|
|
struct cmd_ds_mac_reg_access *macreg;
|
|
|
|
cmdptr->size =
|
|
cpu_to_le16(sizeof (struct cmd_ds_mac_reg_access)
|
|
+ S_DS_GEN);
|
|
macreg =
|
|
(struct cmd_ds_mac_reg_access *)&cmdptr->params.
|
|
macreg;
|
|
|
|
macreg->action = cpu_to_le16(cmd_action);
|
|
macreg->offset = cpu_to_le16((u16) offval->offset);
|
|
macreg->value = cpu_to_le32(offval->value);
|
|
|
|
break;
|
|
}
|
|
|
|
case CMD_BBP_REG_ACCESS:
|
|
{
|
|
struct cmd_ds_bbp_reg_access *bbpreg;
|
|
|
|
cmdptr->size =
|
|
cpu_to_le16(sizeof
|
|
(struct cmd_ds_bbp_reg_access)
|
|
+ S_DS_GEN);
|
|
bbpreg =
|
|
(struct cmd_ds_bbp_reg_access *)&cmdptr->params.
|
|
bbpreg;
|
|
|
|
bbpreg->action = cpu_to_le16(cmd_action);
|
|
bbpreg->offset = cpu_to_le16((u16) offval->offset);
|
|
bbpreg->value = (u8) offval->value;
|
|
|
|
break;
|
|
}
|
|
|
|
case CMD_RF_REG_ACCESS:
|
|
{
|
|
struct cmd_ds_rf_reg_access *rfreg;
|
|
|
|
cmdptr->size =
|
|
cpu_to_le16(sizeof
|
|
(struct cmd_ds_rf_reg_access) +
|
|
S_DS_GEN);
|
|
rfreg =
|
|
(struct cmd_ds_rf_reg_access *)&cmdptr->params.
|
|
rfreg;
|
|
|
|
rfreg->action = cpu_to_le16(cmd_action);
|
|
rfreg->offset = cpu_to_le16((u16) offval->offset);
|
|
rfreg->value = (u8) offval->value;
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static int lbs_cmd_bt_access(struct cmd_ds_command *cmd,
|
|
u16 cmd_action, void *pdata_buf)
|
|
{
|
|
struct cmd_ds_bt_access *bt_access = &cmd->params.bt;
|
|
lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
|
|
|
|
cmd->command = cpu_to_le16(CMD_BT_ACCESS);
|
|
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) + S_DS_GEN);
|
|
cmd->result = 0;
|
|
bt_access->action = cpu_to_le16(cmd_action);
|
|
|
|
switch (cmd_action) {
|
|
case CMD_ACT_BT_ACCESS_ADD:
|
|
memcpy(bt_access->addr1, pdata_buf, 2 * ETH_ALEN);
|
|
lbs_deb_hex(LBS_DEB_MESH, "BT_ADD: blinded MAC addr", bt_access->addr1, 6);
|
|
break;
|
|
case CMD_ACT_BT_ACCESS_DEL:
|
|
memcpy(bt_access->addr1, pdata_buf, 1 * ETH_ALEN);
|
|
lbs_deb_hex(LBS_DEB_MESH, "BT_DEL: blinded MAC addr", bt_access->addr1, 6);
|
|
break;
|
|
case CMD_ACT_BT_ACCESS_LIST:
|
|
bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
|
|
break;
|
|
case CMD_ACT_BT_ACCESS_RESET:
|
|
break;
|
|
case CMD_ACT_BT_ACCESS_SET_INVERT:
|
|
bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
|
|
break;
|
|
case CMD_ACT_BT_ACCESS_GET_INVERT:
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static int lbs_cmd_fwt_access(struct cmd_ds_command *cmd,
|
|
u16 cmd_action, void *pdata_buf)
|
|
{
|
|
struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt;
|
|
lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
|
|
|
|
cmd->command = cpu_to_le16(CMD_FWT_ACCESS);
|
|
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) + S_DS_GEN);
|
|
cmd->result = 0;
|
|
|
|
if (pdata_buf)
|
|
memcpy(fwt_access, pdata_buf, sizeof(*fwt_access));
|
|
else
|
|
memset(fwt_access, 0, sizeof(*fwt_access));
|
|
|
|
fwt_access->action = cpu_to_le16(cmd_action);
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action,
|
|
struct cmd_ds_mesh_access *cmd)
|
|
{
|
|
int ret;
|
|
|
|
lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
|
|
|
|
cmd->hdr.command = cpu_to_le16(CMD_MESH_ACCESS);
|
|
cmd->hdr.size = cpu_to_le16(sizeof(*cmd));
|
|
cmd->hdr.result = 0;
|
|
|
|
cmd->action = cpu_to_le16(cmd_action);
|
|
|
|
ret = lbs_cmd_with_response(priv, CMD_MESH_ACCESS, cmd);
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return ret;
|
|
}
|
|
|
|
int lbs_mesh_config_send(struct lbs_private *priv,
|
|
struct cmd_ds_mesh_config *cmd,
|
|
uint16_t action, uint16_t type)
|
|
{
|
|
int ret;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
cmd->hdr.command = cpu_to_le16(CMD_MESH_CONFIG);
|
|
cmd->hdr.size = cpu_to_le16(sizeof(struct cmd_ds_mesh_config));
|
|
cmd->hdr.result = 0;
|
|
|
|
cmd->type = cpu_to_le16(type);
|
|
cmd->action = cpu_to_le16(action);
|
|
|
|
ret = lbs_cmd_with_response(priv, CMD_MESH_CONFIG, cmd);
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return ret;
|
|
}
|
|
|
|
/* This function is the CMD_MESH_CONFIG legacy function. It only handles the
|
|
* START and STOP actions. The extended actions supported by CMD_MESH_CONFIG
|
|
* are all handled by preparing a struct cmd_ds_mesh_config and passing it to
|
|
* lbs_mesh_config_send.
|
|
*/
|
|
int lbs_mesh_config(struct lbs_private *priv, uint16_t action, uint16_t chan)
|
|
{
|
|
struct cmd_ds_mesh_config cmd;
|
|
struct mrvl_meshie *ie;
|
|
|
|
memset(&cmd, 0, sizeof(cmd));
|
|
cmd.channel = cpu_to_le16(chan);
|
|
ie = (struct mrvl_meshie *)cmd.data;
|
|
|
|
switch (action) {
|
|
case CMD_ACT_MESH_CONFIG_START:
|
|
ie->hdr.id = MFIE_TYPE_GENERIC;
|
|
ie->val.oui[0] = 0x00;
|
|
ie->val.oui[1] = 0x50;
|
|
ie->val.oui[2] = 0x43;
|
|
ie->val.type = MARVELL_MESH_IE_TYPE;
|
|
ie->val.subtype = MARVELL_MESH_IE_SUBTYPE;
|
|
ie->val.version = MARVELL_MESH_IE_VERSION;
|
|
ie->val.active_protocol_id = MARVELL_MESH_PROTO_ID_HWMP;
|
|
ie->val.active_metric_id = MARVELL_MESH_METRIC_ID;
|
|
ie->val.mesh_capability = MARVELL_MESH_CAPABILITY;
|
|
ie->val.mesh_id_len = priv->mesh_ssid_len;
|
|
memcpy(ie->val.mesh_id, priv->mesh_ssid, priv->mesh_ssid_len);
|
|
ie->hdr.len = sizeof(struct mrvl_meshie_val) -
|
|
IW_ESSID_MAX_SIZE + priv->mesh_ssid_len;
|
|
cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie_val));
|
|
break;
|
|
case CMD_ACT_MESH_CONFIG_STOP:
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
lbs_deb_cmd("mesh config action %d type %x channel %d SSID %s\n",
|
|
action, priv->mesh_tlv, chan,
|
|
escape_essid(priv->mesh_ssid, priv->mesh_ssid_len));
|
|
|
|
return lbs_mesh_config_send(priv, &cmd, action, priv->mesh_tlv);
|
|
}
|
|
|
|
static int lbs_cmd_bcn_ctrl(struct lbs_private * priv,
|
|
struct cmd_ds_command *cmd,
|
|
u16 cmd_action)
|
|
{
|
|
struct cmd_ds_802_11_beacon_control
|
|
*bcn_ctrl = &cmd->params.bcn_ctrl;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
cmd->size =
|
|
cpu_to_le16(sizeof(struct cmd_ds_802_11_beacon_control)
|
|
+ S_DS_GEN);
|
|
cmd->command = cpu_to_le16(CMD_802_11_BEACON_CTRL);
|
|
|
|
bcn_ctrl->action = cpu_to_le16(cmd_action);
|
|
bcn_ctrl->beacon_enable = cpu_to_le16(priv->beacon_enable);
|
|
bcn_ctrl->beacon_period = cpu_to_le16(priv->beacon_period);
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
return 0;
|
|
}
|
|
|
|
static void lbs_queue_cmd(struct lbs_private *priv,
|
|
struct cmd_ctrl_node *cmdnode)
|
|
{
|
|
unsigned long flags;
|
|
int addtail = 1;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
if (!cmdnode) {
|
|
lbs_deb_host("QUEUE_CMD: cmdnode is NULL\n");
|
|
goto done;
|
|
}
|
|
if (!cmdnode->cmdbuf->size) {
|
|
lbs_deb_host("DNLD_CMD: cmd size is zero\n");
|
|
goto done;
|
|
}
|
|
cmdnode->result = 0;
|
|
|
|
/* Exit_PS command needs to be queued in the header always. */
|
|
if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_PS_MODE) {
|
|
struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf[1];
|
|
|
|
if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
|
|
if (priv->psstate != PS_STATE_FULL_POWER)
|
|
addtail = 0;
|
|
}
|
|
}
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
|
|
if (addtail)
|
|
list_add_tail(&cmdnode->list, &priv->cmdpendingq);
|
|
else
|
|
list_add(&cmdnode->list, &priv->cmdpendingq);
|
|
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
lbs_deb_host("QUEUE_CMD: inserted command 0x%04x into cmdpendingq\n",
|
|
le16_to_cpu(cmdnode->cmdbuf->command));
|
|
|
|
done:
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
static void lbs_submit_command(struct lbs_private *priv,
|
|
struct cmd_ctrl_node *cmdnode)
|
|
{
|
|
unsigned long flags;
|
|
struct cmd_header *cmd;
|
|
uint16_t cmdsize;
|
|
uint16_t command;
|
|
int timeo = 3 * HZ;
|
|
int ret;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
cmd = cmdnode->cmdbuf;
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
priv->cur_cmd = cmdnode;
|
|
priv->cur_cmd_retcode = 0;
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
cmdsize = le16_to_cpu(cmd->size);
|
|
command = le16_to_cpu(cmd->command);
|
|
|
|
/* These commands take longer */
|
|
if (command == CMD_802_11_SCAN || command == CMD_802_11_ASSOCIATE ||
|
|
command == CMD_802_11_AUTHENTICATE)
|
|
timeo = 5 * HZ;
|
|
|
|
lbs_deb_cmd("DNLD_CMD: command 0x%04x, seq %d, size %d\n",
|
|
command, le16_to_cpu(cmd->seqnum), cmdsize);
|
|
lbs_deb_hex(LBS_DEB_CMD, "DNLD_CMD", (void *) cmdnode->cmdbuf, cmdsize);
|
|
|
|
ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmd, cmdsize);
|
|
|
|
if (ret) {
|
|
lbs_pr_info("DNLD_CMD: hw_host_to_card failed: %d\n", ret);
|
|
/* Let the timer kick in and retry, and potentially reset
|
|
the whole thing if the condition persists */
|
|
timeo = HZ/4;
|
|
}
|
|
|
|
/* Setup the timer after transmit command */
|
|
mod_timer(&priv->command_timer, jiffies + timeo);
|
|
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
/**
|
|
* This function inserts command node to cmdfreeq
|
|
* after cleans it. Requires priv->driver_lock held.
|
|
*/
|
|
static void __lbs_cleanup_and_insert_cmd(struct lbs_private *priv,
|
|
struct cmd_ctrl_node *cmdnode)
|
|
{
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
if (!cmdnode)
|
|
goto out;
|
|
|
|
cmdnode->callback = NULL;
|
|
cmdnode->callback_arg = 0;
|
|
|
|
memset(cmdnode->cmdbuf, 0, LBS_CMD_BUFFER_SIZE);
|
|
|
|
list_add_tail(&cmdnode->list, &priv->cmdfreeq);
|
|
out:
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
static void lbs_cleanup_and_insert_cmd(struct lbs_private *priv,
|
|
struct cmd_ctrl_node *ptempcmd)
|
|
{
|
|
unsigned long flags;
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
__lbs_cleanup_and_insert_cmd(priv, ptempcmd);
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
}
|
|
|
|
void lbs_complete_command(struct lbs_private *priv, struct cmd_ctrl_node *cmd,
|
|
int result)
|
|
{
|
|
if (cmd == priv->cur_cmd)
|
|
priv->cur_cmd_retcode = result;
|
|
|
|
cmd->result = result;
|
|
cmd->cmdwaitqwoken = 1;
|
|
wake_up_interruptible(&cmd->cmdwait_q);
|
|
|
|
if (!cmd->callback || cmd->callback == lbs_cmd_async_callback)
|
|
__lbs_cleanup_and_insert_cmd(priv, cmd);
|
|
priv->cur_cmd = NULL;
|
|
}
|
|
|
|
int lbs_set_radio_control(struct lbs_private *priv)
|
|
{
|
|
int ret = 0;
|
|
struct cmd_ds_802_11_radio_control cmd;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
|
|
cmd.action = cpu_to_le16(CMD_ACT_SET);
|
|
|
|
switch (priv->preamble) {
|
|
case CMD_TYPE_SHORT_PREAMBLE:
|
|
cmd.control = cpu_to_le16(SET_SHORT_PREAMBLE);
|
|
break;
|
|
|
|
case CMD_TYPE_LONG_PREAMBLE:
|
|
cmd.control = cpu_to_le16(SET_LONG_PREAMBLE);
|
|
break;
|
|
|
|
case CMD_TYPE_AUTO_PREAMBLE:
|
|
default:
|
|
cmd.control = cpu_to_le16(SET_AUTO_PREAMBLE);
|
|
break;
|
|
}
|
|
|
|
if (priv->radioon)
|
|
cmd.control |= cpu_to_le16(TURN_ON_RF);
|
|
else
|
|
cmd.control &= cpu_to_le16(~TURN_ON_RF);
|
|
|
|
lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n", priv->radioon,
|
|
priv->preamble);
|
|
|
|
ret = lbs_cmd_with_response(priv, CMD_802_11_RADIO_CONTROL, &cmd);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
void lbs_set_mac_control(struct lbs_private *priv)
|
|
{
|
|
struct cmd_ds_mac_control cmd;
|
|
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
|
|
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
|
|
cmd.action = cpu_to_le16(priv->mac_control);
|
|
cmd.reserved = 0;
|
|
|
|
lbs_cmd_async(priv, CMD_MAC_CONTROL, &cmd.hdr, sizeof(cmd));
|
|
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
}
|
|
|
|
/**
|
|
* @brief This function prepare the command before send to firmware.
|
|
*
|
|
* @param priv A pointer to struct lbs_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 lbs_prepare_and_send_command(struct lbs_private *priv,
|
|
u16 cmd_no,
|
|
u16 cmd_action,
|
|
u16 wait_option, u32 cmd_oid, void *pdata_buf)
|
|
{
|
|
int ret = 0;
|
|
struct cmd_ctrl_node *cmdnode;
|
|
struct cmd_ds_command *cmdptr;
|
|
unsigned long flags;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
if (!priv) {
|
|
lbs_deb_host("PREP_CMD: priv is NULL\n");
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
|
|
if (priv->surpriseremoved) {
|
|
lbs_deb_host("PREP_CMD: card removed\n");
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
|
|
cmdnode = lbs_get_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;
|
|
}
|
|
|
|
cmdnode->callback = NULL;
|
|
cmdnode->callback_arg = (unsigned long)pdata_buf;
|
|
|
|
cmdptr = (struct cmd_ds_command *)cmdnode->cmdbuf;
|
|
|
|
lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no);
|
|
|
|
/* Set sequence number, command and INT option */
|
|
priv->seqnum++;
|
|
cmdptr->seqnum = cpu_to_le16(priv->seqnum);
|
|
|
|
cmdptr->command = cpu_to_le16(cmd_no);
|
|
cmdptr->result = 0;
|
|
|
|
switch (cmd_no) {
|
|
case CMD_802_11_PS_MODE:
|
|
ret = lbs_cmd_802_11_ps_mode(cmdptr, cmd_action);
|
|
break;
|
|
|
|
case CMD_802_11_ASSOCIATE:
|
|
case CMD_802_11_REASSOCIATE:
|
|
ret = lbs_cmd_80211_associate(priv, cmdptr, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_DEAUTHENTICATE:
|
|
ret = lbs_cmd_80211_deauthenticate(priv, cmdptr);
|
|
break;
|
|
|
|
case CMD_802_11_AD_HOC_START:
|
|
ret = lbs_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_RESET:
|
|
ret = lbs_cmd_802_11_reset(cmdptr, cmd_action);
|
|
break;
|
|
|
|
case CMD_802_11_AUTHENTICATE:
|
|
ret = lbs_cmd_80211_authenticate(priv, cmdptr, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_SNMP_MIB:
|
|
ret = lbs_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 = lbs_cmd_reg_access(cmdptr, cmd_action, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_RF_TX_POWER:
|
|
ret = lbs_cmd_802_11_rf_tx_power(cmdptr,
|
|
cmd_action, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_MONITOR_MODE:
|
|
ret = lbs_cmd_802_11_monitor_mode(cmdptr,
|
|
cmd_action, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_AD_HOC_JOIN:
|
|
ret = lbs_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf);
|
|
break;
|
|
|
|
case CMD_802_11_RSSI:
|
|
ret = lbs_cmd_802_11_rssi(priv, cmdptr);
|
|
break;
|
|
|
|
case CMD_802_11_AD_HOC_STOP:
|
|
ret = lbs_cmd_80211_ad_hoc_stop(cmdptr);
|
|
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 = lbs_cmd_802_11d_domain_info(priv, cmdptr,
|
|
cmd_no, cmd_action);
|
|
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(le16_to_cpu(gpio->header.len)
|
|
+ S_DS_GEN
|
|
+ ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN);
|
|
gpio->header.len = gpio->header.len;
|
|
|
|
ret = 0;
|
|
break;
|
|
}
|
|
|
|
case CMD_BT_ACCESS:
|
|
ret = lbs_cmd_bt_access(cmdptr, cmd_action, pdata_buf);
|
|
break;
|
|
|
|
case CMD_FWT_ACCESS:
|
|
ret = lbs_cmd_fwt_access(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;
|
|
case CMD_802_11_BEACON_CTRL:
|
|
ret = lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action);
|
|
break;
|
|
default:
|
|
lbs_pr_err("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");
|
|
lbs_cleanup_and_insert_cmd(priv, cmdnode);
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
|
|
cmdnode->cmdwaitqwoken = 0;
|
|
|
|
lbs_queue_cmd(priv, cmdnode);
|
|
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(&priv->driver_lock, flags);
|
|
if (priv->cur_cmd_retcode) {
|
|
lbs_deb_host("PREP_CMD: command failed with return code %d\n",
|
|
priv->cur_cmd_retcode);
|
|
priv->cur_cmd_retcode = 0;
|
|
ret = -1;
|
|
}
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
done:
|
|
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief This function allocates the command buffer and link
|
|
* it to command free queue.
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @return 0 or -1
|
|
*/
|
|
int lbs_allocate_cmd_buffer(struct lbs_private *priv)
|
|
{
|
|
int ret = 0;
|
|
u32 bufsize;
|
|
u32 i;
|
|
struct cmd_ctrl_node *cmdarray;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
/* Allocate and initialize the command array */
|
|
bufsize = sizeof(struct cmd_ctrl_node) * LBS_NUM_CMD_BUFFERS;
|
|
if (!(cmdarray = kzalloc(bufsize, GFP_KERNEL))) {
|
|
lbs_deb_host("ALLOC_CMD_BUF: tempcmd_array is NULL\n");
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
priv->cmd_array = cmdarray;
|
|
|
|
/* Allocate and initialize each command buffer in the command array */
|
|
for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
|
|
cmdarray[i].cmdbuf = kzalloc(LBS_CMD_BUFFER_SIZE, GFP_KERNEL);
|
|
if (!cmdarray[i].cmdbuf) {
|
|
lbs_deb_host("ALLOC_CMD_BUF: ptempvirtualaddr is NULL\n");
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
|
|
init_waitqueue_head(&cmdarray[i].cmdwait_q);
|
|
lbs_cleanup_and_insert_cmd(priv, &cmdarray[i]);
|
|
}
|
|
ret = 0;
|
|
|
|
done:
|
|
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief This function frees the command buffer.
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @return 0 or -1
|
|
*/
|
|
int lbs_free_cmd_buffer(struct lbs_private *priv)
|
|
{
|
|
struct cmd_ctrl_node *cmdarray;
|
|
unsigned int i;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
/* need to check if cmd array is allocated or not */
|
|
if (priv->cmd_array == NULL) {
|
|
lbs_deb_host("FREE_CMD_BUF: cmd_array is NULL\n");
|
|
goto done;
|
|
}
|
|
|
|
cmdarray = priv->cmd_array;
|
|
|
|
/* Release shared memory buffers */
|
|
for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
|
|
if (cmdarray[i].cmdbuf) {
|
|
kfree(cmdarray[i].cmdbuf);
|
|
cmdarray[i].cmdbuf = NULL;
|
|
}
|
|
}
|
|
|
|
/* Release cmd_ctrl_node */
|
|
if (priv->cmd_array) {
|
|
kfree(priv->cmd_array);
|
|
priv->cmd_array = NULL;
|
|
}
|
|
|
|
done:
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* @brief This function gets a free command node if available in
|
|
* command free queue.
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @return cmd_ctrl_node A pointer to cmd_ctrl_node structure or NULL
|
|
*/
|
|
static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv)
|
|
{
|
|
struct cmd_ctrl_node *tempnode;
|
|
unsigned long flags;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
if (!priv)
|
|
return NULL;
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
|
|
if (!list_empty(&priv->cmdfreeq)) {
|
|
tempnode = list_first_entry(&priv->cmdfreeq,
|
|
struct cmd_ctrl_node, list);
|
|
list_del(&tempnode->list);
|
|
} else {
|
|
lbs_deb_host("GET_CMD_NODE: cmd_ctrl_node is not available\n");
|
|
tempnode = NULL;
|
|
}
|
|
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
return tempnode;
|
|
}
|
|
|
|
/**
|
|
* @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 struct lbs_private structure
|
|
* @return 0 or -1
|
|
*/
|
|
int lbs_execute_next_command(struct lbs_private *priv)
|
|
{
|
|
struct cmd_ctrl_node *cmdnode = NULL;
|
|
struct cmd_header *cmd;
|
|
unsigned long flags;
|
|
int ret = 0;
|
|
|
|
/* Debug group is LBS_DEB_THREAD and not LBS_DEB_HOST, because the
|
|
* only caller to us is lbs_thread() and we get even when a
|
|
* data packet is received */
|
|
lbs_deb_enter(LBS_DEB_THREAD);
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
|
|
if (priv->cur_cmd) {
|
|
lbs_pr_alert( "EXEC_NEXT_CMD: already processing command!\n");
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
|
|
if (!list_empty(&priv->cmdpendingq)) {
|
|
cmdnode = list_first_entry(&priv->cmdpendingq,
|
|
struct cmd_ctrl_node, list);
|
|
}
|
|
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
if (cmdnode) {
|
|
cmd = cmdnode->cmdbuf;
|
|
|
|
if (is_command_allowed_in_ps(le16_to_cpu(cmd->command))) {
|
|
if ((priv->psstate == PS_STATE_SLEEP) ||
|
|
(priv->psstate == PS_STATE_PRE_SLEEP)) {
|
|
lbs_deb_host(
|
|
"EXEC_NEXT_CMD: cannot send cmd 0x%04x in psstate %d\n",
|
|
le16_to_cpu(cmd->command),
|
|
priv->psstate);
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
lbs_deb_host("EXEC_NEXT_CMD: OK to send command "
|
|
"0x%04x in psstate %d\n",
|
|
le16_to_cpu(cmd->command), priv->psstate);
|
|
} else if (priv->psstate != PS_STATE_FULL_POWER) {
|
|
/*
|
|
* 1. Non-PS command:
|
|
* Queue it. set needtowakeup to TRUE if current state
|
|
* is SLEEP, otherwise call lbs_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 (cmd->command != cpu_to_le16(CMD_802_11_PS_MODE)) {
|
|
/* Prepare to send Exit PS,
|
|
* this non PS command will be sent later */
|
|
if ((priv->psstate == PS_STATE_SLEEP)
|
|
|| (priv->psstate == PS_STATE_PRE_SLEEP)
|
|
) {
|
|
/* w/ new scheme, it will not reach here.
|
|
since it is blocked in main_thread. */
|
|
priv->needtowakeup = 1;
|
|
} else
|
|
lbs_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 = (void *)&cmd[1];
|
|
|
|
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(&cmdnode->list);
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
lbs_complete_command(priv, cmdnode, 0);
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
ret = 0;
|
|
goto done;
|
|
}
|
|
|
|
if ((priv->psstate == PS_STATE_SLEEP) ||
|
|
(priv->psstate == PS_STATE_PRE_SLEEP)) {
|
|
lbs_deb_host(
|
|
"EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n");
|
|
list_del(&cmdnode->list);
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
lbs_complete_command(priv, cmdnode, 0);
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
priv->needtowakeup = 1;
|
|
|
|
ret = 0;
|
|
goto done;
|
|
}
|
|
|
|
lbs_deb_host(
|
|
"EXEC_NEXT_CMD: sending EXIT_PS\n");
|
|
}
|
|
}
|
|
list_del(&cmdnode->list);
|
|
lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n",
|
|
le16_to_cpu(cmd->command));
|
|
lbs_submit_command(priv, cmdnode);
|
|
} else {
|
|
/*
|
|
* check if in power save mode, if yes, put the device back
|
|
* to PS mode
|
|
*/
|
|
if ((priv->psmode != LBS802_11POWERMODECAM) &&
|
|
(priv->psstate == PS_STATE_FULL_POWER) &&
|
|
((priv->connect_status == LBS_CONNECTED) ||
|
|
(priv->mesh_connect_status == LBS_CONNECTED))) {
|
|
if (priv->secinfo.WPAenabled ||
|
|
priv->secinfo.WPA2enabled) {
|
|
/* check for valid WPA group keys */
|
|
if (priv->wpa_mcast_key.len ||
|
|
priv->wpa_unicast_key.len) {
|
|
lbs_deb_host(
|
|
"EXEC_NEXT_CMD: WPA enabled and GTK_SET"
|
|
" go back to PS_SLEEP");
|
|
lbs_ps_sleep(priv, 0);
|
|
}
|
|
} else {
|
|
lbs_deb_host(
|
|
"EXEC_NEXT_CMD: cmdpendingq empty, "
|
|
"go back to PS_SLEEP");
|
|
lbs_ps_sleep(priv, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
ret = 0;
|
|
done:
|
|
lbs_deb_leave(LBS_DEB_THREAD);
|
|
return ret;
|
|
}
|
|
|
|
void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str)
|
|
{
|
|
union iwreq_data iwrq;
|
|
u8 buf[50];
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
memset(&iwrq, 0, sizeof(union iwreq_data));
|
|
memset(buf, 0, sizeof(buf));
|
|
|
|
snprintf(buf, sizeof(buf) - 1, "%s", str);
|
|
|
|
iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN;
|
|
|
|
/* Send Event to upper layer */
|
|
lbs_deb_wext("event indication string %s\n", (char *)buf);
|
|
lbs_deb_wext("event indication length %d\n", iwrq.data.length);
|
|
lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str);
|
|
|
|
wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf);
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
}
|
|
|
|
static void lbs_send_confirmsleep(struct lbs_private *priv)
|
|
{
|
|
unsigned long flags;
|
|
int ret;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
lbs_deb_hex(LBS_DEB_HOST, "sleep confirm", (u8 *) &confirm_sleep,
|
|
sizeof(confirm_sleep));
|
|
|
|
ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) &confirm_sleep,
|
|
sizeof(confirm_sleep));
|
|
if (ret) {
|
|
lbs_pr_alert("confirm_sleep failed\n");
|
|
goto out;
|
|
}
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
|
|
/* We don't get a response on the sleep-confirmation */
|
|
priv->dnld_sent = DNLD_RES_RECEIVED;
|
|
|
|
/* If nothing to do, go back to sleep (?) */
|
|
if (!__kfifo_len(priv->event_fifo) && !priv->resp_len[priv->resp_idx])
|
|
priv->psstate = PS_STATE_SLEEP;
|
|
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
out:
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
void lbs_ps_sleep(struct lbs_private *priv, int wait_option)
|
|
{
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
/*
|
|
* PS is currently supported only in Infrastructure mode
|
|
* Remove this check if it is to be supported in IBSS mode also
|
|
*/
|
|
|
|
lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
|
|
CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL);
|
|
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
/**
|
|
* @brief This function sends Exit_PS command to firmware.
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @param wait_option wait response or not
|
|
* @return n/a
|
|
*/
|
|
void lbs_ps_wakeup(struct lbs_private *priv, int wait_option)
|
|
{
|
|
__le32 Localpsmode;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM);
|
|
|
|
lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
|
|
CMD_SUBCMD_EXIT_PS,
|
|
wait_option, 0, &Localpsmode);
|
|
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
/**
|
|
* @brief This function checks condition and prepares to
|
|
* send sleep confirm command to firmware if ok.
|
|
*
|
|
* @param priv A pointer to struct lbs_private structure
|
|
* @param psmode Power Saving mode
|
|
* @return n/a
|
|
*/
|
|
void lbs_ps_confirm_sleep(struct lbs_private *priv)
|
|
{
|
|
unsigned long flags =0;
|
|
int allowed = 1;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
if (priv->dnld_sent) {
|
|
allowed = 0;
|
|
lbs_deb_host("dnld_sent was set\n");
|
|
}
|
|
|
|
/* In-progress command? */
|
|
if (priv->cur_cmd) {
|
|
allowed = 0;
|
|
lbs_deb_host("cur_cmd was set\n");
|
|
}
|
|
|
|
/* Pending events or command responses? */
|
|
if (__kfifo_len(priv->event_fifo) || priv->resp_len[priv->resp_idx]) {
|
|
allowed = 0;
|
|
lbs_deb_host("pending events or command responses\n");
|
|
}
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
if (allowed) {
|
|
lbs_deb_host("sending lbs_ps_confirm_sleep\n");
|
|
lbs_send_confirmsleep(priv);
|
|
} else {
|
|
lbs_deb_host("sleep confirm has been delayed\n");
|
|
}
|
|
|
|
lbs_deb_leave(LBS_DEB_HOST);
|
|
}
|
|
|
|
|
|
static struct cmd_ctrl_node *__lbs_cmd_async(struct lbs_private *priv,
|
|
uint16_t command, struct cmd_header *in_cmd, int in_cmd_size,
|
|
int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *),
|
|
unsigned long callback_arg)
|
|
{
|
|
struct cmd_ctrl_node *cmdnode;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
if (priv->surpriseremoved) {
|
|
lbs_deb_host("PREP_CMD: card removed\n");
|
|
cmdnode = ERR_PTR(-ENOENT);
|
|
goto done;
|
|
}
|
|
|
|
cmdnode = lbs_get_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);
|
|
cmdnode = ERR_PTR(-ENOBUFS);
|
|
goto done;
|
|
}
|
|
|
|
cmdnode->callback = callback;
|
|
cmdnode->callback_arg = callback_arg;
|
|
|
|
/* Copy the incoming command to the buffer */
|
|
memcpy(cmdnode->cmdbuf, in_cmd, in_cmd_size);
|
|
|
|
/* Set sequence number, clean result, move to buffer */
|
|
priv->seqnum++;
|
|
cmdnode->cmdbuf->command = cpu_to_le16(command);
|
|
cmdnode->cmdbuf->size = cpu_to_le16(in_cmd_size);
|
|
cmdnode->cmdbuf->seqnum = cpu_to_le16(priv->seqnum);
|
|
cmdnode->cmdbuf->result = 0;
|
|
|
|
lbs_deb_host("PREP_CMD: command 0x%04x\n", command);
|
|
|
|
cmdnode->cmdwaitqwoken = 0;
|
|
lbs_queue_cmd(priv, cmdnode);
|
|
wake_up_interruptible(&priv->waitq);
|
|
|
|
done:
|
|
lbs_deb_leave_args(LBS_DEB_HOST, "ret %p", cmdnode);
|
|
return cmdnode;
|
|
}
|
|
|
|
void lbs_cmd_async(struct lbs_private *priv, uint16_t command,
|
|
struct cmd_header *in_cmd, int in_cmd_size)
|
|
{
|
|
lbs_deb_enter(LBS_DEB_CMD);
|
|
__lbs_cmd_async(priv, command, in_cmd, in_cmd_size,
|
|
lbs_cmd_async_callback, 0);
|
|
lbs_deb_leave(LBS_DEB_CMD);
|
|
}
|
|
|
|
int __lbs_cmd(struct lbs_private *priv, uint16_t command,
|
|
struct cmd_header *in_cmd, int in_cmd_size,
|
|
int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *),
|
|
unsigned long callback_arg)
|
|
{
|
|
struct cmd_ctrl_node *cmdnode;
|
|
unsigned long flags;
|
|
int ret = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_HOST);
|
|
|
|
cmdnode = __lbs_cmd_async(priv, command, in_cmd, in_cmd_size,
|
|
callback, callback_arg);
|
|
if (IS_ERR(cmdnode)) {
|
|
ret = PTR_ERR(cmdnode);
|
|
goto done;
|
|
}
|
|
|
|
might_sleep();
|
|
wait_event_interruptible(cmdnode->cmdwait_q, cmdnode->cmdwaitqwoken);
|
|
|
|
spin_lock_irqsave(&priv->driver_lock, flags);
|
|
ret = cmdnode->result;
|
|
if (ret)
|
|
lbs_pr_info("PREP_CMD: command 0x%04x failed: %d\n",
|
|
command, ret);
|
|
|
|
__lbs_cleanup_and_insert_cmd(priv, cmdnode);
|
|
spin_unlock_irqrestore(&priv->driver_lock, flags);
|
|
|
|
done:
|
|
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(__lbs_cmd);
|
|
|
|
|