/**
* @brief This function initializes firmware
*
* @param priv A pointer to wlan_private structure
* @return WLAN_STATUS_SUCCESS or WLAN_STATUS_FAILURE
*/
int
wlan_init_fw(wlan_private * priv)
{
int ret = WLAN_STATUS_SUCCESS;
wlan_adapter *Adapter = priv->adapter;
ENTER();
sbi_disable_host_int(priv);
/* Check if firmware is already running */
if (sbi_check_fw_status(priv, 1) == WLAN_STATUS_SUCCESS) {
PRINTM(MSG, "WLAN FW already running! Skip FW download\n");
} else {
if ((ret =
request_firmware(&priv->fw_helper, helper_name,
priv->hotplug_device)) < 0) {
PRINTM(FATAL,
"request_firmware() failed (helper), error code = %#x\n",
ret);
goto done;
}
/* Download the helper */
ret = sbi_prog_helper(priv);
if (ret) {
PRINTM(INFO,
"Bootloader in invalid state! Helper download failed!\n");
ret = WLAN_STATUS_FAILURE;
goto done;
}
if ((ret =
request_firmware(&priv->firmware, fw_name,
priv->hotplug_device)) < 0) {
PRINTM(FATAL, "request_firmware() failed, error code = %#x\n", ret);
goto done;
}
/* Download the main firmware via the helper firmware */
if (sbi_prog_fw_w_helper(priv)) {
PRINTM(INFO, "Wlan FW download failed!\n");
ret = WLAN_STATUS_FAILURE;
goto done;
}
/* Check if the firmware is downloaded successfully or not */
if (sbi_check_fw_status(priv, MAX_FIRMWARE_POLL_TRIES) ==
WLAN_STATUS_FAILURE) {
PRINTM(FATAL, "FW failed to be active in time!\n");
ret = WLAN_STATUS_FAILURE;
goto done;
}
PRINTM(MSG, "WLAN FW is active\n");
}
#define RF_REG_OFFSET 0x07
#define RF_REG_VALUE 0xc8
sbi_enable_host_int(priv);
#ifdef MFG_CMD_SUPPORT
if (mfgmode == 0) {
#endif
ret = wlan_prepare_cmd(priv, HostCmd_CMD_FUNC_INIT,
0,
HostCmd_OPTION_WAITFORRSP |
HostCmd_OPTION_TIMEOUT, 0, NULL);
/*
* Read MAC address from HW
*/
memset(Adapter->CurrentAddr, 0xff, ETH_ALEN);
ret = wlan_prepare_cmd(priv, HostCmd_CMD_GET_HW_SPEC,
0,
HostCmd_OPTION_WAITFORRSP |
HostCmd_OPTION_TIMEOUT, 0, NULL);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_MAC_CONTROL,
0,
HostCmd_OPTION_WAITFORRSP |
HostCmd_OPTION_TIMEOUT, 0,
&Adapter->CurrentPacketFilter);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_RATE_ADAPT_RATESET,
HostCmd_ACT_GEN_GET,
HostCmd_OPTION_WAITFORRSP |
HostCmd_OPTION_TIMEOUT, 0, NULL);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
priv->adapter->DataRate = 0;
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_RF_TX_POWER,
HostCmd_ACT_GEN_GET,
HostCmd_OPTION_WAITFORRSP |
HostCmd_OPTION_TIMEOUT, 0, NULL);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
#ifdef MFG_CMD_SUPPORT
}
#endif
Adapter->HardwareStatus = WlanHardwareStatusReady;
ret = WLAN_STATUS_SUCCESS;
done:
if (priv->fw_helper)
release_firmware(priv->fw_helper);
if (priv->firmware)
release_firmware(priv->firmware);
if (ret != WLAN_STATUS_SUCCESS) {
Adapter->HardwareStatus = WlanHardwareStatusNotReady;
ret = WLAN_STATUS_FAILURE;
}
LEAVE();
return ret;
}
/**
* @brief This function downloads firmware image, gets
* HW spec from firmware and set basic parameters to
* firmware.
*
* @param priv A pointer to wlan_private structure
* @return WLAN_STATUS_SUCCESS or WLAN_STATUS_FAILURE
*/
int
wlan_setup_station_hw(wlan_private * priv)
{
int ret = WLAN_STATUS_SUCCESS;
wlan_adapter *adapter = priv->adapter;
struct net_device *dev = priv->wlan_dev.netdev;
ENTER();
if (netif_running(dev))
netif_device_detach(dev);
sbi_disable_host_int(priv);
/* Download the helper */
ret = sbi_prog_helper(priv);
if (ret) {
PRINTM(INFO, "Bootloader in invalid state!\n");
ret = WLAN_STATUS_FAILURE;
goto done;
}
/* Download the main firmware via the helper firmware */
if (sbi_prog_firmware_w_helper(priv)) {
PRINTM(INFO, "Wlan FW download failed!\n");
ret = WLAN_STATUS_FAILURE;
goto done;
}
/* check if the fimware is downloaded successfully or not */
if (sbi_verify_fw_download(priv)) {
PRINTM(INFO, "FW failed to be active in time!\n");
ret = WLAN_STATUS_FAILURE;
goto done;
}
priv->adapter->fwstate = FW_STATE_READY;
if (netif_running(dev))
netif_device_attach(dev);
#define RF_REG_OFFSET 0x07
#define RF_REG_VALUE 0xc8
sbi_enable_host_int(priv);
#ifdef MFG_CMD_SUPPORT
if (mfgmode == 0) {
#endif
/*
* Read MAC address from HW
*/
memset(adapter->CurrentAddr, 0xff, MRVDRV_ETH_ADDR_LEN);
ret = PrepareAndSendCommand(priv, HostCmd_CMD_GET_HW_SPEC,
0, HostCmd_OPTION_WAITFORRSP, 0, NULL);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
SetMacPacketFilter(priv);
ret = PrepareAndSendCommand(priv,
HostCmd_CMD_802_11_FW_WAKEUP_METHOD,
HostCmd_ACT_GET,
HostCmd_OPTION_WAITFORRSP, 0,
&priv->adapter->fwWakeupMethod);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
#ifdef MFG_CMD_SUPPORT
}
#endif
#ifdef MFG_CMD_SUPPORT
if (mfgmode == 0) {
#endif
ret = PrepareAndSendCommand(priv,
HostCmd_CMD_802_11_RATE_ADAPT_RATESET,
HostCmd_ACT_GEN_GET,
HostCmd_OPTION_WAITFORRSP, 0, NULL);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
priv->adapter->DataRate = 0;
ret = PrepareAndSendCommand(priv,
HostCmd_CMD_802_11_RF_TX_POWER,
HostCmd_ACT_GEN_GET,
HostCmd_OPTION_WAITFORRSP, 0, NULL);
if (ret) {
ret = WLAN_STATUS_FAILURE;
goto done;
}
#ifdef MFG_CMD_SUPPORT
}
#endif
ret = WLAN_STATUS_SUCCESS;
done:
LEAVE();
return (ret);
}
