https://github.com/torvalds/linux
Tip revision: 8a5776a5f49812d29fe4b2d0a2d71675c3facf3f authored by Linus Torvalds on 09 October 2017, 03:53:29 UTC
Linux 4.14-rc4
Linux 4.14-rc4
Tip revision: 8a5776a
os_intfs.c
/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License 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.
*
******************************************************************************/
#define _OS_INTFS_C_
#include <osdep_service.h>
#include <osdep_intf.h>
#include <drv_types.h>
#include <xmit_osdep.h>
#include <recv_osdep.h>
#include <hal_intf.h>
#include <rtw_ioctl.h>
#include <rtl8188e_hal.h>
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
MODULE_AUTHOR("Realtek Semiconductor Corp.");
MODULE_VERSION(DRIVERVERSION);
#define RTW_NOTCH_FILTER 0 /* 0:Disable, 1:Enable, */
/* module param defaults */
/* Ndis802_11Infrastructure; infra, ad-hoc, auto */
static int rtw_channel = 1;/* ad-hoc support requirement */
static int rtw_wireless_mode = WIRELESS_11BG_24N;
static int rtw_vrtl_carrier_sense = AUTO_VCS;
static int rtw_vcs_type = RTS_CTS;/* */
static int rtw_rts_thresh = 2347;/* */
static int rtw_frag_thresh = 2346;/* */
static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
static int rtw_power_mgnt = 1;
static int rtw_ips_mode = IPS_NORMAL;
static int rtw_smart_ps = 2;
module_param(rtw_ips_mode, int, 0644);
MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode");
static int rtw_debug = 1;
static int rtw_acm_method;/* 0:By SW 1:By HW. */
static int rtw_wmm_enable = 1;/* default is set to enable the wmm. */
static int rtw_uapsd_enable;
static int rtw_ht_enable = 1;
/* 0 :disable, bit(0): enable 2.4g, bit(1): enable 5g */
static int rtw_cbw40_enable = 3;
static int rtw_ampdu_enable = 1;/* for enable tx_ampdu */
/* 0: disable
* bit(0):enable 2.4g
* bit(1):enable 5g
* default is set to enable 2.4GHZ for IOT issue with bufflao's AP at 5GHZ
*/
static int rtw_rx_stbc = 1;
static int rtw_ampdu_amsdu;/* 0: disabled, 1:enabled, 2:auto */
static int rtw_wifi_spec;
static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
static int rtw_antdiv_cfg = 2; /* 0:OFF , 1:ON, 2:decide by Efuse config */
/* 0: decide by efuse
* 1: for 88EE, 1Tx and 1RxCG are diversity (2 Ant with SPDT)
* 2: for 88EE, 1Tx and 2Rx are diversity (2 Ant, Tx and RxCG are both on aux
* port, RxCS is on main port)
* 3: for 88EE, 1Tx and 1RxCG are fixed (1Ant, Tx and RxCG are both on aux port)
*/
static int rtw_antdiv_type;
static int rtw_enusbss;/* 0:disable, 1:enable */
static int rtw_hwpdn_mode = 2;/* 0:disable, 1:enable, 2: by EFUSE config */
int rtw_mc2u_disable;
static int rtw_80211d;
static char *ifname = "wlan%d";
module_param(ifname, charp, 0644);
MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
static char *if2name = "wlan%d";
module_param(if2name, charp, 0644);
MODULE_PARM_DESC(if2name, "The default name to allocate for second interface");
/* temp mac address if users want to use instead of the mac address in Efuse */
char *rtw_initmac;
module_param(rtw_initmac, charp, 0644);
module_param(rtw_channel_plan, int, 0644);
module_param(rtw_channel, int, 0644);
module_param(rtw_wmm_enable, int, 0644);
module_param(rtw_vrtl_carrier_sense, int, 0644);
module_param(rtw_vcs_type, int, 0644);
module_param(rtw_ht_enable, int, 0644);
module_param(rtw_cbw40_enable, int, 0644);
module_param(rtw_ampdu_enable, int, 0644);
module_param(rtw_rx_stbc, int, 0644);
module_param(rtw_ampdu_amsdu, int, 0644);
module_param(rtw_power_mgnt, int, 0644);
module_param(rtw_smart_ps, int, 0644);
module_param(rtw_wifi_spec, int, 0644);
module_param(rtw_antdiv_cfg, int, 0644);
module_param(rtw_antdiv_type, int, 0644);
module_param(rtw_enusbss, int, 0644);
module_param(rtw_hwpdn_mode, int, 0644);
static uint rtw_max_roaming_times = 2;
module_param(rtw_max_roaming_times, uint, 0644);
MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
static int rtw_fw_iol = 1;/* 0:Disable, 1:enable, 2:by usb speed */
module_param(rtw_fw_iol, int, 0644);
MODULE_PARM_DESC(rtw_fw_iol, "FW IOL");
module_param(rtw_mc2u_disable, int, 0644);
module_param(rtw_80211d, int, 0644);
MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
static uint rtw_notch_filter = RTW_NOTCH_FILTER;
module_param(rtw_notch_filter, uint, 0644);
MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
module_param_named(debug, rtw_debug, int, 0444);
MODULE_PARM_DESC(debug, "Set debug level (1-9) (default 1)");
static bool rtw_monitor_enable;
module_param_named(monitor_enable, rtw_monitor_enable, bool, 0444);
MODULE_PARM_DESC(monitor_enable, "Enable monitor inferface (default: false)");
static int netdev_close(struct net_device *pnetdev);
static void loadparam(struct adapter *padapter, struct net_device *pnetdev)
{
struct registry_priv *registry_par = &padapter->registrypriv;
GlobalDebugLevel = rtw_debug;
memcpy(registry_par->ssid.Ssid, "ANY", 3);
registry_par->ssid.SsidLength = 3;
registry_par->channel = (u8)rtw_channel;
registry_par->wireless_mode = (u8)rtw_wireless_mode;
registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
registry_par->vcs_type = (u8)rtw_vcs_type;
registry_par->rts_thresh = (u16)rtw_rts_thresh;
registry_par->frag_thresh = (u16)rtw_frag_thresh;
registry_par->preamble = (u8)rtw_preamble;
registry_par->smart_ps = (u8)rtw_smart_ps;
registry_par->power_mgnt = (u8)rtw_power_mgnt;
registry_par->ips_mode = (u8)rtw_ips_mode;
registry_par->mp_mode = 0;
registry_par->acm_method = (u8)rtw_acm_method;
/* UAPSD */
registry_par->wmm_enable = (u8)rtw_wmm_enable;
registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
registry_par->ht_enable = (u8)rtw_ht_enable;
registry_par->cbw40_enable = (u8)rtw_cbw40_enable;
registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
registry_par->rx_stbc = (u8)rtw_rx_stbc;
registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
registry_par->wifi_spec = (u8)rtw_wifi_spec;
registry_par->channel_plan = (u8)rtw_channel_plan;
registry_par->accept_addba_req = true;
registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
registry_par->antdiv_type = (u8)rtw_antdiv_type;
registry_par->hwpdn_mode = (u8)rtw_hwpdn_mode;
registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
registry_par->fw_iol = rtw_fw_iol;
registry_par->enable80211d = (u8)rtw_80211d;
snprintf(registry_par->ifname, 16, "%s", ifname);
snprintf(registry_par->if2name, 16, "%s", if2name);
registry_par->notch_filter = (u8)rtw_notch_filter;
registry_par->monitor_enable = rtw_monitor_enable;
}
static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
{
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
struct sockaddr *addr = p;
if (!padapter->bup)
memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
return 0;
}
static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
{
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct recv_priv *precvpriv = &(padapter->recvpriv);
padapter->stats.tx_packets = pxmitpriv->tx_pkts;
padapter->stats.rx_packets = precvpriv->rx_pkts;
padapter->stats.tx_dropped = pxmitpriv->tx_drop;
padapter->stats.rx_dropped = precvpriv->rx_drop;
padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
padapter->stats.rx_bytes = precvpriv->rx_bytes;
return &padapter->stats;
}
/*
* AC to queue mapping
*
* AC_VO -> queue 0
* AC_VI -> queue 1
* AC_BE -> queue 2
* AC_BK -> queue 3
*/
static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
/* Given a data frame determine the 802.1p/1d tag to use. */
static unsigned int rtw_classify8021d(struct sk_buff *skb)
{
unsigned int dscp;
/* skb->priority values from 256->263 are magic values to
* directly indicate a specific 802.1d priority. This is used
* to allow 802.1d priority to be passed directly in from VLAN
* tags, etc.
*/
if (skb->priority >= 256 && skb->priority <= 263)
return skb->priority - 256;
switch (skb->protocol) {
case htons(ETH_P_IP):
dscp = ip_hdr(skb)->tos & 0xfc;
break;
default:
return 0;
}
return dscp >> 5;
}
static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
{
struct adapter *padapter = rtw_netdev_priv(dev);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
skb->priority = rtw_classify8021d(skb);
if (pmlmepriv->acm_mask != 0)
skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
return rtw_1d_to_queue[skb->priority];
}
u16 rtw_recv_select_queue(struct sk_buff *skb)
{
struct iphdr *piphdr;
unsigned int dscp;
__be16 eth_type;
u32 priority;
u8 *pdata = skb->data;
memcpy(ð_type, pdata+(ETH_ALEN<<1), 2);
switch (eth_type) {
case htons(ETH_P_IP):
piphdr = (struct iphdr *)(pdata+ETH_HLEN);
dscp = piphdr->tos & 0xfc;
priority = dscp >> 5;
break;
default:
priority = 0;
}
return rtw_1d_to_queue[priority];
}
static const struct net_device_ops rtw_netdev_ops = {
.ndo_open = netdev_open,
.ndo_stop = netdev_close,
.ndo_start_xmit = rtw_xmit_entry,
.ndo_select_queue = rtw_select_queue,
.ndo_set_mac_address = rtw_net_set_mac_address,
.ndo_get_stats = rtw_net_get_stats,
.ndo_do_ioctl = rtw_ioctl,
};
int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
{
if (dev_alloc_name(pnetdev, ifname) < 0)
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("dev_alloc_name, fail!\n"));
netif_carrier_off(pnetdev);
return 0;
}
static const struct device_type wlan_type = {
.name = "wlan",
};
struct net_device *rtw_init_netdev(struct adapter *old_padapter)
{
struct adapter *padapter;
struct net_device *pnetdev = NULL;
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
if (old_padapter != NULL)
pnetdev = rtw_alloc_etherdev_with_old_priv((void *)old_padapter);
if (!pnetdev)
return NULL;
pnetdev->dev.type = &wlan_type;
padapter = rtw_netdev_priv(pnetdev);
padapter->pnetdev = pnetdev;
DBG_88E("register rtw_netdev_ops to netdev_ops\n");
pnetdev->netdev_ops = &rtw_netdev_ops;
pnetdev->watchdog_timeo = HZ*3; /* 3 second timeout */
pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
loadparam(padapter, pnetdev);
return pnetdev;
}
static int rtw_start_drv_threads(struct adapter *padapter)
{
int err = 0;
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_start_drv_threads\n"));
padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter,
"RTW_CMD_THREAD");
if (IS_ERR(padapter->cmdThread))
err = PTR_ERR(padapter->cmdThread);
else
/* wait for cmd_thread to run */
wait_for_completion_interruptible(&padapter->cmdpriv.terminate_cmdthread_comp);
return err;
}
void rtw_stop_drv_threads(struct adapter *padapter)
{
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_stop_drv_threads\n"));
/* Below is to terminate rtw_cmd_thread & event_thread... */
complete(&padapter->cmdpriv.cmd_queue_comp);
if (padapter->cmdThread)
wait_for_completion_interruptible(&padapter->cmdpriv.terminate_cmdthread_comp);
}
static u8 rtw_init_default_value(struct adapter *padapter)
{
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
/* xmit_priv */
pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
pxmitpriv->vcs = pregistrypriv->vcs_type;
pxmitpriv->vcs_type = pregistrypriv->vcs_type;
pxmitpriv->frag_len = pregistrypriv->frag_thresh;
/* mlme_priv */
pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
pmlmepriv->scan_mode = SCAN_ACTIVE;
/* ht_priv */
pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
/* security_priv */
psecuritypriv->binstallGrpkey = _FAIL;
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
psecuritypriv->dot11PrivacyKeyIndex = 0;
psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
psecuritypriv->dot118021XGrpKeyid = 1;
psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
/* registry_priv */
rtw_init_registrypriv_dev_network(padapter);
rtw_update_registrypriv_dev_network(padapter);
/* hal_priv */
rtw_hal_def_value_init(padapter);
/* misc. */
padapter->bReadPortCancel = false;
padapter->bWritePortCancel = false;
return _SUCCESS;
}
u8 rtw_reset_drv_sw(struct adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
/* hal_priv */
rtw_hal_def_value_init(padapter);
padapter->bReadPortCancel = false;
padapter->bWritePortCancel = false;
pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
padapter->xmitpriv.tx_pkts = 0;
padapter->recvpriv.rx_pkts = 0;
pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
rtw_hal_sreset_init(padapter);
pwrctrlpriv->pwr_state_check_cnts = 0;
/* mlmeextpriv */
padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
rtw_set_signal_stat_timer(&padapter->recvpriv);
return _SUCCESS;
}
u8 rtw_init_drv_sw(struct adapter *padapter)
{
u8 ret8 = _SUCCESS;
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_init_drv_sw\n"));
if ((rtw_init_cmd_priv(&padapter->cmdpriv)) == _FAIL) {
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init cmd_priv\n"));
ret8 = _FAIL;
goto exit;
}
padapter->cmdpriv.padapter = padapter;
if (rtw_init_mlme_priv(padapter) == _FAIL) {
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_priv\n"));
ret8 = _FAIL;
goto exit;
}
if (init_mlme_ext_priv(padapter) == _FAIL) {
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_ext_priv\n"));
ret8 = _FAIL;
goto exit;
}
if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) {
DBG_88E("Can't _rtw_init_xmit_priv\n");
ret8 = _FAIL;
goto exit;
}
if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) {
DBG_88E("Can't _rtw_init_recv_priv\n");
ret8 = _FAIL;
goto exit;
}
if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) {
DBG_88E("Can't _rtw_init_sta_priv\n");
ret8 = _FAIL;
goto exit;
}
padapter->stapriv.padapter = padapter;
rtw_init_bcmc_stainfo(padapter);
rtw_init_pwrctrl_priv(padapter);
ret8 = rtw_init_default_value(padapter);
rtw_hal_dm_init(padapter);
rtw_hal_sw_led_init(padapter);
rtw_hal_sreset_init(padapter);
exit:
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_init_drv_sw\n"));
return ret8;
}
void rtw_cancel_all_timer(struct adapter *padapter)
{
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_cancel_all_timer\n"));
del_timer_sync(&padapter->mlmepriv.assoc_timer);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel association timer complete!\n"));
del_timer_sync(&padapter->mlmepriv.scan_to_timer);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel scan_to_timer!\n"));
del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel dynamic_chk_timer!\n"));
/* cancel sw led timer */
rtw_hal_sw_led_deinit(padapter);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel DeInitSwLeds!\n"));
del_timer_sync(&padapter->pwrctrlpriv.pwr_state_check_timer);
del_timer_sync(&padapter->recvpriv.signal_stat_timer);
}
u8 rtw_free_drv_sw(struct adapter *padapter)
{
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>rtw_free_drv_sw"));
free_mlme_ext_priv(&padapter->mlmeextpriv);
rtw_free_mlme_priv(&padapter->mlmepriv);
_rtw_free_xmit_priv(&padapter->xmitpriv);
/* will free bcmc_stainfo here */
_rtw_free_sta_priv(&padapter->stapriv);
_rtw_free_recv_priv(&padapter->recvpriv);
rtw_hal_free_data(padapter);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<== rtw_free_drv_sw\n"));
mutex_destroy(&padapter->hw_init_mutex);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_free_drv_sw\n"));
return _SUCCESS;
}
static int _netdev_open(struct net_device *pnetdev)
{
uint status;
int err;
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+88eu_drv - dev_open\n"));
DBG_88E("+88eu_drv - drv_open, bup =%d\n", padapter->bup);
if (pwrctrlpriv->ps_flag) {
padapter->net_closed = false;
goto netdev_open_normal_process;
}
if (!padapter->bup) {
padapter->bDriverStopped = false;
padapter->bSurpriseRemoved = false;
status = rtw_hal_init(padapter);
if (status == _FAIL) {
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("rtl88eu_hal_init(): Can't init h/w!\n"));
goto netdev_open_error;
}
pr_info("MAC Address = %pM\n", pnetdev->dev_addr);
err = rtw_start_drv_threads(padapter);
if (err) {
pr_info("Initialize driver software resource Failed!\n");
goto netdev_open_error;
}
if (init_hw_mlme_ext(padapter) == _FAIL) {
pr_info("can't init mlme_ext_priv\n");
goto netdev_open_error;
}
rtw_hal_inirp_init(padapter);
LedControl8188eu(padapter, LED_CTL_NO_LINK);
padapter->bup = true;
}
padapter->net_closed = false;
mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
jiffies + msecs_to_jiffies(2000));
padapter->pwrctrlpriv.bips_processing = false;
rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
if (!rtw_netif_queue_stopped(pnetdev))
netif_tx_start_all_queues(pnetdev);
else
netif_tx_wake_all_queues(pnetdev);
netdev_open_normal_process:
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-88eu_drv - dev_open\n"));
DBG_88E("-88eu_drv - drv_open, bup =%d\n", padapter->bup);
return 0;
netdev_open_error:
padapter->bup = false;
netif_carrier_off(pnetdev);
netif_tx_stop_all_queues(pnetdev);
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("-88eu_drv - dev_open, fail!\n"));
DBG_88E("-88eu_drv - drv_open fail, bup =%d\n", padapter->bup);
return -1;
}
int netdev_open(struct net_device *pnetdev)
{
int ret;
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
if (mutex_lock_interruptible(&padapter->hw_init_mutex))
return -ERESTARTSYS;
ret = _netdev_open(pnetdev);
mutex_unlock(&padapter->hw_init_mutex);
return ret;
}
int ips_netdrv_open(struct adapter *padapter)
{
int status = _SUCCESS;
padapter->net_closed = false;
DBG_88E("===> %s.........\n", __func__);
padapter->bDriverStopped = false;
padapter->bSurpriseRemoved = false;
status = rtw_hal_init(padapter);
if (status == _FAIL) {
RT_TRACE(_module_os_intfs_c_, _drv_err_, ("ips_netdrv_open(): Can't init h/w!\n"));
goto netdev_open_error;
}
rtw_hal_inirp_init(padapter);
rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
jiffies + msecs_to_jiffies(5000));
return _SUCCESS;
netdev_open_error:
DBG_88E("-ips_netdrv_open - drv_open failure, bup =%d\n", padapter->bup);
return _FAIL;
}
int rtw_ips_pwr_up(struct adapter *padapter)
{
int result;
unsigned long start_time = jiffies;
DBG_88E("===> rtw_ips_pwr_up..............\n");
rtw_reset_drv_sw(padapter);
result = ips_netdrv_open(padapter);
LedControl8188eu(padapter, LED_CTL_NO_LINK);
DBG_88E("<=== rtw_ips_pwr_up.............. in %dms\n",
jiffies_to_msecs(jiffies - start_time));
return result;
}
void rtw_ips_pwr_down(struct adapter *padapter)
{
unsigned long start_time = jiffies;
DBG_88E("===> rtw_ips_pwr_down...................\n");
padapter->net_closed = true;
LedControl8188eu(padapter, LED_CTL_POWER_OFF);
rtw_ips_dev_unload(padapter);
DBG_88E("<=== rtw_ips_pwr_down..................... in %dms\n",
jiffies_to_msecs(jiffies - start_time));
}
void rtw_ips_dev_unload(struct adapter *padapter)
{
DBG_88E("====> %s...\n", __func__);
rtw_hal_set_hwreg(padapter, HW_VAR_FIFO_CLEARN_UP, NULL);
usb_intf_stop(padapter);
/* s5. */
if (!padapter->bSurpriseRemoved)
rtw_hal_deinit(padapter);
}
static int netdev_close(struct net_device *pnetdev)
{
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+88eu_drv - drv_close\n"));
if (padapter->pwrctrlpriv.bInternalAutoSuspend) {
if (padapter->pwrctrlpriv.rf_pwrstate == rf_off)
padapter->pwrctrlpriv.ps_flag = true;
}
padapter->net_closed = true;
if (padapter->pwrctrlpriv.rf_pwrstate == rf_on) {
DBG_88E("(2)88eu_drv - drv_close, bup =%d, hw_init_completed =%d\n",
padapter->bup, padapter->hw_init_completed);
/* s1. */
if (pnetdev) {
if (!rtw_netif_queue_stopped(pnetdev))
netif_tx_stop_all_queues(pnetdev);
}
/* s2. */
LeaveAllPowerSaveMode(padapter);
rtw_disassoc_cmd(padapter, 500, false);
/* s2-2. indicate disconnect to os */
rtw_indicate_disconnect(padapter);
/* s2-3. */
rtw_free_assoc_resources(padapter);
/* s2-4. */
rtw_free_network_queue(padapter, true);
/* Close LED */
LedControl8188eu(padapter, LED_CTL_POWER_OFF);
}
RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-88eu_drv - drv_close\n"));
DBG_88E("-88eu_drv - drv_close, bup =%d\n", padapter->bup);
return 0;
}