void LPS_Leave(PADAPTER padapter, const char *msg)
{
#define LPS_LEAVE_TIMEOUT_MS 100
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
char buf[32] = {0};
/* DBG_871X("+LeisurePSLeave\n"); */
if (rtw_btcoex_IsBtControlLps(padapter) == true)
return;
if (pwrpriv->bLeisurePs)
{
if (pwrpriv->pwr_mode != PS_MODE_ACTIVE)
{
sprintf(buf, "WIFI-%s", msg);
rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, buf);
if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
LPS_RF_ON_check(padapter, LPS_LEAVE_TIMEOUT_MS);
}
}
pwrpriv->bpower_saving = false;
/* DBG_871X("-LeisurePSLeave\n"); */
}
static int rtw_gspi_resume(struct spi_device *spi)
{
struct dvobj_priv *dvobj = spi_get_drvdata(spi);
PADAPTER padapter = dvobj->if1;
struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
int ret = 0;
DBG_871X("==> %s (%s:%d)\n",__FUNCTION__, current->comm, current->pid);
if(pwrpriv->bInternalAutoSuspend ){
ret = rtw_resume_process(padapter);
} else {
#ifdef CONFIG_RESUME_IN_WORKQUEUE
rtw_resume_in_workqueue(pwrpriv);
#else
if(rtw_is_earlysuspend_registered(pwrpriv)) {
/* jeff: bypass resume here, do in late_resume */
rtw_set_do_late_resume(pwrpriv, _TRUE);
} else {
ret = rtw_resume_process(padapter);
}
#endif /* CONFIG_RESUME_IN_WORKQUEUE */
}
DBG_871X("<======== %s return %d\n", __FUNCTION__, ret);
return ret;
}
static u32 usb_bulkout_zero(struct intf_hdl *pintfhdl, u32 addr)
{
int pipe, status, len;
u32 ret;
unsigned char *pbuf;
struct zero_bulkout_context *pcontext;
PURB purb = NULL;
_adapter *padapter = (_adapter *)pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj);
struct usb_device *pusbd = pdvobj->pusbdev;
/* RTW_INFO("%s\n", __func__); */
if (RTW_CANNOT_TX(padapter))
return _FAIL;
pcontext = (struct zero_bulkout_context *)rtw_zmalloc(sizeof(struct zero_bulkout_context));
if (pcontext == NULL)
return _FAIL;
pbuf = (unsigned char *)rtw_zmalloc(sizeof(int));
purb = usb_alloc_urb(0, GFP_ATOMIC);
/* translate DMA FIFO addr to pipehandle */
pipe = ffaddr2pipehdl(pdvobj, addr);
len = 0;
pcontext->pbuf = pbuf;
pcontext->purb = purb;
pcontext->pirp = NULL;
pcontext->padapter = padapter;
/* translate DMA FIFO addr to pipehandle */
/* pipe = ffaddr2pipehdl(pdvobj, addr); */
usb_fill_bulk_urb(purb, pusbd, pipe,
pbuf,
len,
usb_bulkout_zero_complete,
pcontext);/* context is pcontext */
status = usb_submit_urb(purb, GFP_ATOMIC);
if (!status)
ret = _SUCCESS;
else
ret = _FAIL;
return _SUCCESS;
}
static u32 usb_bulkout_zero(struct intf_hdl *pintfhdl, u32 addr)
{
int pipe, status, len;
u32 ret;
unsigned char *pbuf;
struct zero_bulkout_context *pcontext;
PURB purb = NULL;
_adapter *padapter = (_adapter *)pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
struct usb_device *pusbd = pdvobj->pusbdev;
//DBG_871X("%s\n", __func__);
if((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||(dvobj_to_pwrctl(pdvobj)->pnp_bstop_trx))
{
return _FAIL;
}
pcontext = (struct zero_bulkout_context *)rtw_zmalloc(sizeof(struct zero_bulkout_context));
pbuf = (unsigned char *)rtw_zmalloc(sizeof(int));
purb = usb_alloc_urb(0, GFP_ATOMIC);
len = 0;
pcontext->pbuf = pbuf;
pcontext->purb = purb;
pcontext->pirp = NULL;
pcontext->padapter = padapter;
//translate DMA FIFO addr to pipehandle
//pipe = ffaddr2pipehdl(pdvobj, addr);
usb_fill_bulk_urb(purb, pusbd, pipe,
pbuf,
len,
usb_bulkout_zero_complete,
pcontext);//context is pcontext
status = usb_submit_urb(purb, GFP_ATOMIC);
if (!status)
{
ret= _SUCCESS;
}
else
{
ret= _FAIL;
}
return _SUCCESS;
}
u32 usb_read_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *rmem)
{
int err;
unsigned int pipe;
u32 ret = _SUCCESS;
PURB purb = NULL;
struct recv_buf *precvbuf = (struct recv_buf *)rmem;
_adapter *adapter = pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter);
struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj);
struct recv_priv *precvpriv = &adapter->recvpriv;
struct usb_device *pusbd = pdvobj->pusbdev;
_func_enter_;
if (RTW_CANNOT_RX(adapter) || (precvbuf == NULL))
{
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port:( RTW_CANNOT_RX ) || precvbuf == NULL!!!\n"));
return _FAIL;
}
usb_init_recvbuf(adapter, precvbuf);
if(precvbuf->pbuf)
{
ATOMIC_INC(&(precvpriv->rx_pending_cnt));
purb = precvbuf->purb;
//translate DMA FIFO addr to pipehandle
pipe = ffaddr2pipehdl(pdvobj, addr);
usb_fill_bulk_urb(purb, pusbd, pipe,
precvbuf->pbuf,
MAX_RECVBUF_SZ,
usb_read_port_complete,
precvbuf);//context is precvbuf
purb->transfer_dma = precvbuf->dma_transfer_addr;
purb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
err = usb_submit_urb(purb, GFP_ATOMIC);
if((err) && (err != (-EPERM)))
{
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", err, purb->status));
DBG_8192C("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n",err,purb->status);
ret = _FAIL;
}
}
_func_exit_;
return ret;
}
void LPS_Enter(PADAPTER padapter, const char *msg)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
int n_assoc_iface = 0;
int i;
char buf[32] = {0};
/* DBG_871X("+LeisurePSEnter\n"); */
if (rtw_btcoex_IsBtControlLps(padapter) == true)
return;
/* Skip lps enter request if number of assocated adapters is not 1 */
for (i = 0; i < dvobj->iface_nums; i++) {
if (check_fwstate(&(dvobj->padapters[i]->mlmepriv), WIFI_ASOC_STATE))
n_assoc_iface++;
}
if (n_assoc_iface != 1)
return;
/* Skip lps enter request for adapter not port0 */
if (get_iface_type(padapter) != IFACE_PORT0)
return;
for (i = 0; i < dvobj->iface_nums; i++) {
if (PS_RDY_CHECK(dvobj->padapters[i]) == false)
return;
}
if (pwrpriv->bLeisurePs)
{
/* Idle for a while if we connect to AP a while ago. */
if (pwrpriv->LpsIdleCount >= 2) /* 4 Sec */
{
if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
{
sprintf(buf, "WIFI-%s", msg);
pwrpriv->bpower_saving = true;
rtw_set_ps_mode(padapter, pwrpriv->power_mgnt, padapter->registrypriv.smart_ps, 0, buf);
}
}
else
pwrpriv->LpsIdleCount++;
}
/* DBG_871X("-LeisurePSEnter\n"); */
}
static int /*__devexit*/ rtw_dev_remove(struct spi_device *spi)
{
struct dvobj_priv *dvobj = spi_get_drvdata(spi);
PADAPTER padapter = dvobj->if1;
_func_enter_;
RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("+rtw_dev_remove\n"));
dvobj->processing_dev_remove = _TRUE;
rtw_unregister_netdevs(dvobj);
#if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
rtw_unregister_early_suspend(dvobj_to_pwrctl(dvobj));
#endif
rtw_pm_set_ips(padapter, IPS_NONE);
rtw_pm_set_lps(padapter, PS_MODE_ACTIVE);
LeaveAllPowerSaveMode(padapter);
#ifdef CONFIG_CONCURRENT_MODE
rtw_drv_if2_stop(dvobj->if2);
#endif
rtw_gspi_if1_deinit(padapter);
#ifdef CONFIG_CONCURRENT_MODE
rtw_drv_if2_free(dvobj->if2);
#endif
gspi_dvobj_deinit(spi);
RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("-rtw_dev_remove\n"));
_func_exit_;
return 0;
}
void sd_int_dpc(struct adapter *adapter)
{
struct hal_com_data *hal;
struct dvobj_priv *dvobj;
struct intf_hdl *intfhdl = &adapter->iopriv.intf;
struct pwrctrl_priv *pwrctl;
hal = GET_HAL_DATA(adapter);
dvobj = adapter_to_dvobj(adapter);
pwrctl = dvobj_to_pwrctl(dvobj);
if (hal->sdio_hisr & SDIO_HISR_AVAL) {
u8 freepage[4];
_sdio_local_read(adapter, SDIO_REG_FREE_TXPG, 4, freepage);
up(&(adapter->xmitpriv.xmit_sema));
}
if (hal->sdio_hisr & SDIO_HISR_CPWM1) {
struct reportpwrstate_parm report;
u8 bcancelled;
_cancel_timer(&(pwrctl->pwr_rpwm_timer), &bcancelled);
report.state = SdioLocalCmd52Read1Byte(adapter, SDIO_REG_HCPWM1_8723B);
/* cpwm_int_hdl(adapter, &report); */
_set_workitem(&(pwrctl->cpwm_event));
}
if (hal->sdio_hisr & SDIO_HISR_TXERR) {
u8 *status;
u32 addr;
status = rtw_malloc(4);
if (status) {
addr = REG_TXDMA_STATUS;
HalSdioGetCmdAddr8723BSdio(adapter, WLAN_IOREG_DEVICE_ID, addr, &addr);
_sd_read(intfhdl, addr, 4, status);
_sd_write(intfhdl, addr, 4, status);
DBG_8192C("%s: SDIO_HISR_TXERR (0x%08x)\n", __func__, le32_to_cpu(*(u32 *)status));
kfree(status);
} else {
DBG_8192C("%s: SDIO_HISR_TXERR, but can't allocate memory to read status!\n", __func__);
}
}
if (hal->sdio_hisr & SDIO_HISR_TXBCNOK) {
DBG_8192C("%s: SDIO_HISR_TXBCNOK\n", __func__);
}
if (hal->sdio_hisr & SDIO_HISR_TXBCNERR) {
DBG_8192C("%s: SDIO_HISR_TXBCNERR\n", __func__);
}
#ifndef CONFIG_C2H_PACKET_EN
if (hal->sdio_hisr & SDIO_HISR_C2HCMD) {
struct c2h_evt_hdr_88xx *c2h_evt;
DBG_8192C("%s: C2H Command\n", __func__);
c2h_evt = rtw_zmalloc(16);
if (c2h_evt != NULL) {
if (rtw_hal_c2h_evt_read(adapter, (u8 *)c2h_evt) == _SUCCESS) {
if (c2h_id_filter_ccx_8723b((u8 *)c2h_evt)) {
/* Handle CCX report here */
rtw_hal_c2h_handler(adapter, (u8 *)c2h_evt);
kfree((u8 *)c2h_evt);
} else {
rtw_c2h_wk_cmd(adapter, (u8 *)c2h_evt);
}
}
} else {
/* Error handling for malloc fail */
if (rtw_cbuf_push(adapter->evtpriv.c2h_queue, NULL) != _SUCCESS)
DBG_871X("%s rtw_cbuf_push fail\n", __func__);
_set_workitem(&adapter->evtpriv.c2h_wk);
}
}
#endif
if (hal->sdio_hisr & SDIO_HISR_RXFOVW) {
DBG_8192C("%s: Rx Overflow\n", __func__);
}
if (hal->sdio_hisr & SDIO_HISR_RXERR) {
DBG_8192C("%s: Rx Error\n", __func__);
}
if (hal->sdio_hisr & SDIO_HISR_RX_REQUEST) {
struct recv_buf *recvbuf;
int alloc_fail_time = 0;
u32 hisr;
/* DBG_8192C("%s: RX Request, size =%d\n", __func__, hal->SdioRxFIFOSize); */
hal->sdio_hisr ^= SDIO_HISR_RX_REQUEST;
do {
hal->SdioRxFIFOSize = SdioLocalCmd52Read2Byte(adapter, SDIO_REG_RX0_REQ_LEN);
if (hal->SdioRxFIFOSize != 0) {
recvbuf = sd_recv_rxfifo(adapter, hal->SdioRxFIFOSize);
if (recvbuf)
sd_rxhandler(adapter, recvbuf);
else {
alloc_fail_time++;
DBG_871X("recvbuf is Null for %d times because alloc memory failed\n", alloc_fail_time);
if (alloc_fail_time >= 10)
break;
}
hal->SdioRxFIFOSize = 0;
} else
break;
hisr = 0;
ReadInterrupt8723BSdio(adapter, &hisr);
hisr &= SDIO_HISR_RX_REQUEST;
if (!hisr)
break;
} while (1);
if (alloc_fail_time == 10)
DBG_871X("exit because alloc memory failed more than 10 times\n");
}
}
static int rtw_gspi_suspend(struct spi_device *spi, pm_message_t mesg)
{
struct dvobj_priv *dvobj = spi_get_drvdata(spi);
PADAPTER padapter = dvobj->if1;
struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct net_device *pnetdev = padapter->pnetdev;
int ret = 0;
u32 start_time = rtw_get_current_time();
_func_enter_;
DBG_871X("==> %s (%s:%d)\n",__FUNCTION__, current->comm, current->pid);
pwrpriv->bInSuspend = _TRUE;
while (pwrpriv->bips_processing == _TRUE)
rtw_msleep_os(1);
if((!padapter->bup) || (padapter->bDriverStopped)||(padapter->bSurpriseRemoved))
{
DBG_871X("%s bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n", __FUNCTION__
,padapter->bup, padapter->bDriverStopped,padapter->bSurpriseRemoved);
goto exit;
}
rtw_cancel_all_timer(padapter);
LeaveAllPowerSaveMode(padapter);
//padapter->net_closed = _TRUE;
//s1.
if(pnetdev)
{
netif_carrier_off(pnetdev);
rtw_netif_stop_queue(pnetdev);
}
#ifdef CONFIG_WOWLAN
pwrpriv->bSupportRemoteWakeup=_TRUE;
#else
//s2.
rtw_disassoc_cmd(padapter, 0, _FALSE);
#endif
#ifdef CONFIG_LAYER2_ROAMING_RESUME
if(check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED) )
{
DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n",__FUNCTION__,
pmlmepriv->cur_network.network.Ssid.Ssid,
MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
pmlmepriv->cur_network.network.Ssid.SsidLength,
pmlmepriv->assoc_ssid.SsidLength);
rtw_set_roaming(padapter, 1);
}
#endif
//s2-2. indicate disconnect to os
rtw_indicate_disconnect(padapter);
//s2-3.
rtw_free_assoc_resources(padapter, 1);
//s2-4.
rtw_free_network_queue(padapter, _TRUE);
rtw_led_control(padapter, LED_CTL_POWER_OFF);
rtw_dev_unload(padapter);
if(check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
rtw_indicate_scan_done(padapter, 1);
if(check_fwstate(pmlmepriv, _FW_UNDER_LINKING))
rtw_indicate_disconnect(padapter);
// interface deinit
gspi_deinit(dvobj);
RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("%s: deinit GSPI complete!\n", __FUNCTION__));
rtw_wifi_gpio_wlan_ctrl(WLAN_PWDN_OFF);
rtw_mdelay_os(1);
exit:
DBG_871X("<=== %s return %d.............. in %dms\n", __FUNCTION__
, ret, rtw_get_passing_time_ms(start_time));
_func_exit_;
return ret;
}
void sd_int_dpc(PADAPTER padapter)
{
PHAL_DATA_TYPE phal;
struct dvobj_priv *dvobj;
struct intf_hdl * pintfhdl=&padapter->iopriv.intf;
struct pwrctrl_priv *pwrctl;
phal = GET_HAL_DATA(padapter);
dvobj = adapter_to_dvobj(padapter);
pwrctl = dvobj_to_pwrctl(dvobj);
#ifdef CONFIG_SDIO_TX_ENABLE_AVAL_INT
if (phal->sdio_hisr & SDIO_HISR_AVAL)
{
//_irqL irql;
u8 freepage[4];
_sdio_local_read(padapter, SDIO_REG_FREE_TXPG, 4, freepage);
//_enter_critical_bh(&phal->SdioTxFIFOFreePageLock, &irql);
//_rtw_memcpy(phal->SdioTxFIFOFreePage, freepage, 4);
//_exit_critical_bh(&phal->SdioTxFIFOFreePageLock, &irql);
//DBG_871X("SDIO_HISR_AVAL, Tx Free Page = 0x%x%x%x%x\n",
// freepage[0],
// freepage[1],
// freepage[2],
// freepage[3]);
_rtw_up_sema(&(padapter->xmitpriv.xmit_sema));
}
#endif
if (phal->sdio_hisr & SDIO_HISR_CPWM1)
{
struct reportpwrstate_parm report;
#ifdef CONFIG_LPS_RPWM_TIMER
u8 bcancelled;
_cancel_timer(&(pwrctl->pwr_rpwm_timer), &bcancelled);
#endif // CONFIG_LPS_RPWM_TIMER
report.state = SdioLocalCmd52Read1Byte(padapter, SDIO_REG_HCPWM1_8723B);
#ifdef CONFIG_LPS_LCLK
//cpwm_int_hdl(padapter, &report);
_set_workitem(&(pwrctl->cpwm_event));
#endif
}
if (phal->sdio_hisr & SDIO_HISR_TXERR)
{
u8 *status;
u32 addr;
status = rtw_malloc(4);
if (status)
{
addr = REG_TXDMA_STATUS;
HalSdioGetCmdAddr8723BSdio(padapter, WLAN_IOREG_DEVICE_ID, addr, &addr);
_sd_read(pintfhdl, addr, 4, status);
_sd_write(pintfhdl, addr, 4, status);
DBG_8192C("%s: SDIO_HISR_TXERR (0x%08x)\n", __func__, le32_to_cpu(*(u32*)status));
rtw_mfree(status, 4);
} else {
DBG_8192C("%s: SDIO_HISR_TXERR, but can't allocate memory to read status!\n", __func__);
}
}
if (phal->sdio_hisr & SDIO_HISR_TXBCNOK)
{
DBG_8192C("%s: SDIO_HISR_TXBCNOK\n", __func__);
}
if (phal->sdio_hisr & SDIO_HISR_TXBCNERR)
{
DBG_8192C("%s: SDIO_HISR_TXBCNERR\n", __func__);
}
#ifndef CONFIG_C2H_PACKET_EN
if (phal->sdio_hisr & SDIO_HISR_C2HCMD)
{
struct c2h_evt_hdr_88xx *c2h_evt;
DBG_8192C("%s: C2H Command\n", __func__);
if ((c2h_evt = (struct c2h_evt_hdr_88xx*)rtw_zmalloc(16)) != NULL) {
if (rtw_hal_c2h_evt_read(padapter, (u8 *)c2h_evt) == _SUCCESS) {
if (c2h_id_filter_ccx_8723b((u8 *)c2h_evt)) {
/* Handle CCX report here */
rtw_hal_c2h_handler(padapter, (u8 *)c2h_evt);
rtw_mfree((u8*)c2h_evt, 16);
} else {
rtw_c2h_wk_cmd(padapter, (u8 *)c2h_evt);
}
}
} else {
/* Error handling for malloc fail */
if (rtw_cbuf_push(padapter->evtpriv.c2h_queue, (void*)NULL) != _SUCCESS)
DBG_871X("%s rtw_cbuf_push fail\n", __func__);
_set_workitem(&padapter->evtpriv.c2h_wk);
}
}
#endif
if (phal->sdio_hisr & SDIO_HISR_RXFOVW)
{
DBG_8192C("%s: Rx Overflow\n", __func__);
}
if (phal->sdio_hisr & SDIO_HISR_RXERR)
{
DBG_8192C("%s: Rx Error\n", __func__);
}
if (phal->sdio_hisr & SDIO_HISR_RX_REQUEST)
{
struct recv_buf *precvbuf;
int alloc_fail_time=0;
u32 hisr;
// DBG_8192C("%s: RX Request, size=%d\n", __func__, phal->SdioRxFIFOSize);
phal->sdio_hisr ^= SDIO_HISR_RX_REQUEST;
do {
phal->SdioRxFIFOSize = SdioLocalCmd52Read2Byte(padapter, SDIO_REG_RX0_REQ_LEN);
if (phal->SdioRxFIFOSize != 0)
{
#ifdef CONFIG_MAC_LOOPBACK_DRIVER
sd_recv_loopback(padapter, phal->SdioRxFIFOSize);
#else
precvbuf = sd_recv_rxfifo(padapter, phal->SdioRxFIFOSize);
if (precvbuf)
sd_rxhandler(padapter, precvbuf);
else
{
alloc_fail_time++;
DBG_871X("precvbuf is Null for %d times because alloc memory failed\n", alloc_fail_time);
if (alloc_fail_time >= 10)
break;
}
phal->SdioRxFIFOSize = 0;
#endif
}
else
break;
hisr = 0;
ReadInterrupt8723BSdio(padapter, &hisr);
hisr &= SDIO_HISR_RX_REQUEST;
if (!hisr)
break;
} while (1);
if(alloc_fail_time==10)
DBG_871X("exit because alloc memory failed more than 10 times \n");
}
}
u32 usb_read_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *rmem)
{
int err;
unsigned int pipe;
u32 ret = _FAIL;
PURB purb = NULL;
struct recv_buf *precvbuf = (struct recv_buf *)rmem;
_adapter *adapter = pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter);
struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj);
struct recv_priv *precvpriv = &adapter->recvpriv;
struct usb_device *pusbd = pdvobj->pusbdev;
if (RTW_CANNOT_RX(adapter) || (precvbuf == NULL)) {
goto exit;
}
usb_init_recvbuf(adapter, precvbuf);
if (precvbuf->pskb == NULL) {
SIZE_PTR tmpaddr = 0;
SIZE_PTR alignment = 0;
precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue);
if (NULL != precvbuf->pskb)
goto recv_buf_hook;
#ifndef CONFIG_FIX_NR_BULKIN_BUFFER
precvbuf->pskb = rtw_skb_alloc(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
#endif
if (precvbuf->pskb == NULL) {
if (0)
RTW_INFO("usb_read_port() enqueue precvbuf=%p\n", precvbuf);
/* enqueue precvbuf and wait for free skb */
rtw_enqueue_recvbuf(precvbuf, &precvpriv->recv_buf_pending_queue);
goto exit;
}
tmpaddr = (SIZE_PTR)precvbuf->pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ - 1);
skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
}
recv_buf_hook:
precvbuf->phead = precvbuf->pskb->head;
precvbuf->pdata = precvbuf->pskb->data;
precvbuf->ptail = skb_tail_pointer(precvbuf->pskb);
precvbuf->pend = skb_end_pointer(precvbuf->pskb);
precvbuf->pbuf = precvbuf->pskb->data;
purb = precvbuf->purb;
/* translate DMA FIFO addr to pipehandle */
pipe = ffaddr2pipehdl(pdvobj, addr);
usb_fill_bulk_urb(purb, pusbd, pipe,
precvbuf->pbuf,
MAX_RECVBUF_SZ,
usb_read_port_complete,
precvbuf);
err = usb_submit_urb(purb, GFP_ATOMIC);
if (err && err != (-EPERM)) {
RTW_INFO("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n"
, err, purb->status);
goto exit;
}
ATOMIC_INC(&(precvpriv->rx_pending_cnt));
ret = _SUCCESS;
exit:
return ret;
}
u32 usb_write_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *wmem)
{
_irqL irqL;
unsigned int pipe;
int status;
u32 ret = _FAIL, bwritezero = _FALSE;
PURB purb = NULL;
_adapter *padapter = (_adapter *)pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj);
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct xmit_buf *pxmitbuf = (struct xmit_buf *)wmem;
struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data;
struct usb_device *pusbd = pdvobj->pusbdev;
struct pkt_attrib *pattrib = &pxmitframe->attrib;
if (RTW_CANNOT_TX(padapter)) {
#ifdef DBG_TX
RTW_INFO(" DBG_TX %s:%d bDriverStopped%s, bSurpriseRemoved:%s\n", __func__, __LINE__
, rtw_is_drv_stopped(padapter) ? "True" : "False"
, rtw_is_surprise_removed(padapter) ? "True" : "False");
#endif
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
goto exit;
}
_enter_critical(&pxmitpriv->lock, &irqL);
switch (addr) {
case VO_QUEUE_INX:
pxmitpriv->voq_cnt++;
pxmitbuf->flags = VO_QUEUE_INX;
break;
case VI_QUEUE_INX:
pxmitpriv->viq_cnt++;
pxmitbuf->flags = VI_QUEUE_INX;
break;
case BE_QUEUE_INX:
pxmitpriv->beq_cnt++;
pxmitbuf->flags = BE_QUEUE_INX;
break;
case BK_QUEUE_INX:
pxmitpriv->bkq_cnt++;
pxmitbuf->flags = BK_QUEUE_INX;
break;
case HIGH_QUEUE_INX:
pxmitbuf->flags = HIGH_QUEUE_INX;
break;
default:
pxmitbuf->flags = MGT_QUEUE_INX;
break;
}
_exit_critical(&pxmitpriv->lock, &irqL);
purb = pxmitbuf->pxmit_urb[0];
/* translate DMA FIFO addr to pipehandle */
#ifdef RTW_HALMAC
pipe = ffaddr2pipehdl(pdvobj, pxmitbuf->bulkout_id);
#else
pipe = ffaddr2pipehdl(pdvobj, addr);
#endif
#ifdef CONFIG_REDUCE_USB_TX_INT
if ((pxmitpriv->free_xmitbuf_cnt % NR_XMITBUFF == 0)
|| (pxmitbuf->buf_tag > XMITBUF_DATA))
purb->transfer_flags &= (~URB_NO_INTERRUPT);
else {
purb->transfer_flags |= URB_NO_INTERRUPT;
/* RTW_INFO("URB_NO_INTERRUPT "); */
}
#endif
usb_fill_bulk_urb(purb, pusbd, pipe,
pxmitframe->buf_addr, /* = pxmitbuf->pbuf */
cnt,
usb_write_port_complete,
pxmitbuf);/* context is pxmitbuf */
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_TX
purb->transfer_dma = pxmitbuf->dma_transfer_addr;
purb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
purb->transfer_flags |= URB_ZERO_PACKET;
#endif /* CONFIG_USE_USB_BUFFER_ALLOC_TX */
#ifdef USB_PACKET_OFFSET_SZ
#if (USB_PACKET_OFFSET_SZ == 0)
purb->transfer_flags |= URB_ZERO_PACKET;
#endif
#endif
#if 0
if (bwritezero)
purb->transfer_flags |= URB_ZERO_PACKET;
#endif
status = usb_submit_urb(purb, GFP_ATOMIC);
if (!status) {
#ifdef DBG_CONFIG_ERROR_DETECT
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
pHalData->srestpriv.last_tx_time = rtw_get_current_time();
}
#endif
} else {
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
RTW_INFO("usb_write_port, status=%d\n", status);
switch (status) {
case -ENODEV:
rtw_set_drv_stopped(padapter);
break;
default:
break;
}
goto exit;
}
ret = _SUCCESS;
/* Commented by Albert 2009/10/13
* We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically. */
/*
if(bwritezero == _TRUE)
{
usb_bulkout_zero(pintfhdl, addr);
}
*/
exit:
if (ret != _SUCCESS)
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
return ret;
}
int usbctrl_vendorreq(struct intf_hdl *pintfhdl, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
{
_adapter *padapter = pintfhdl->padapter;
struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobjpriv);
struct usb_device *udev = pdvobjpriv->pusbdev;
unsigned int pipe;
int status = 0;
u32 tmp_buflen = 0;
u8 reqtype;
u8 *pIo_buf;
int vendorreq_times = 0;
#ifdef CONFIG_USB_VENDOR_REQ_BUFFER_DYNAMIC_ALLOCATE
u8 *tmp_buf;
#else /* use stack memory */
u8 tmp_buf[MAX_USB_IO_CTL_SIZE];
#endif
/* RTW_INFO("%s %s:%d\n",__FUNCTION__, current->comm, current->pid); */
if (RTW_CANNOT_IO(padapter)) {
status = -EPERM;
goto exit;
}
if (len > MAX_VENDOR_REQ_CMD_SIZE) {
RTW_INFO("[%s] Buffer len error ,vendor request failed\n", __FUNCTION__);
status = -EINVAL;
goto exit;
}
#ifdef CONFIG_USB_VENDOR_REQ_MUTEX
_enter_critical_mutex(&pdvobjpriv->usb_vendor_req_mutex, NULL);
#endif
/* Acquire IO memory for vendorreq */
#ifdef CONFIG_USB_VENDOR_REQ_BUFFER_PREALLOC
pIo_buf = pdvobjpriv->usb_vendor_req_buf;
#else
#ifdef CONFIG_USB_VENDOR_REQ_BUFFER_DYNAMIC_ALLOCATE
tmp_buf = rtw_malloc((u32) len + ALIGNMENT_UNIT);
tmp_buflen = (u32)len + ALIGNMENT_UNIT;
#else /* use stack memory */
tmp_buflen = MAX_USB_IO_CTL_SIZE;
#endif
/* Added by Albert 2010/02/09 */
/* For mstar platform, mstar suggests the address for USB IO should be 16 bytes alignment. */
/* Trying to fix it here. */
pIo_buf = (tmp_buf == NULL) ? NULL : tmp_buf + ALIGNMENT_UNIT - ((SIZE_PTR)(tmp_buf) & 0x0f);
#endif
if (pIo_buf == NULL) {
RTW_INFO("[%s] pIo_buf == NULL\n", __FUNCTION__);
status = -ENOMEM;
goto release_mutex;
}
while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) {
_rtw_memset(pIo_buf, 0, len);
if (requesttype == 0x01) {
pipe = usb_rcvctrlpipe(udev, 0);/* read_in */
reqtype = REALTEK_USB_VENQT_READ;
} else {
pipe = usb_sndctrlpipe(udev, 0);/* write_out */
reqtype = REALTEK_USB_VENQT_WRITE;
_rtw_memcpy(pIo_buf, pdata, len);
}
status = rtw_usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
if (status == len) { /* Success this control transfer. */
rtw_reset_continual_io_error(pdvobjpriv);
if (requesttype == 0x01) {
/* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */
_rtw_memcpy(pdata, pIo_buf, len);
}
} else { /* error cases */
RTW_INFO("reg 0x%x, usb %s %u fail, status:%d value=0x%x, vendorreq_times:%d\n"
, value, (requesttype == 0x01) ? "read" : "write" , len, status, *(u32 *)pdata, vendorreq_times);
if (status < 0) {
if (status == (-ESHUTDOWN) || status == -ENODEV)
rtw_set_surprise_removed(padapter);
else {
#ifdef DBG_CONFIG_ERROR_DETECT
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
pHalData->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL;
}
#endif
}
} else { /* status != len && status >= 0 */
if (status > 0) {
if (requesttype == 0x01) {
/* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */
_rtw_memcpy(pdata, pIo_buf, len);
}
}
}
if (rtw_inc_and_chk_continual_io_error(pdvobjpriv) == _TRUE) {
rtw_set_surprise_removed(padapter);
break;
}
}
/* firmware download is checksumed, don't retry */
if ((value >= FW_START_ADDRESS) || status == len)
break;
}
/* release IO memory used by vendorreq */
#ifdef CONFIG_USB_VENDOR_REQ_BUFFER_DYNAMIC_ALLOCATE
rtw_mfree(tmp_buf, tmp_buflen);
#endif
release_mutex:
#ifdef CONFIG_USB_VENDOR_REQ_MUTEX
_exit_critical_mutex(&pdvobjpriv->usb_vendor_req_mutex, NULL);
#endif
exit:
return status;
}
int _rtw_pwr_wakeup(_adapter *padapter, u32 ips_deffer_ms, const char *caller)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
struct mlme_priv *pmlmepriv;
int ret = _SUCCESS;
unsigned long start = jiffies;
unsigned long deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms);
/* for LPS */
LeaveAllPowerSaveMode(padapter);
/* IPS still bound with primary adapter */
padapter = GET_PRIMARY_ADAPTER(padapter);
pmlmepriv = &padapter->mlmepriv;
if (time_before(pwrpriv->ips_deny_time, deny_time))
pwrpriv->ips_deny_time = deny_time;
if (pwrpriv->ps_processing) {
DBG_871X("%s wait ps_processing...\n", __func__);
while (pwrpriv->ps_processing && jiffies_to_msecs(jiffies - start) <= 3000)
msleep(10);
if (pwrpriv->ps_processing)
DBG_871X("%s wait ps_processing timeout\n", __func__);
else
DBG_871X("%s wait ps_processing done\n", __func__);
}
if (pwrpriv->bInternalAutoSuspend == false && pwrpriv->bInSuspend) {
DBG_871X("%s wait bInSuspend...\n", __func__);
while (pwrpriv->bInSuspend
&& jiffies_to_msecs(jiffies - start) <= 3000
) {
msleep(10);
}
if (pwrpriv->bInSuspend)
DBG_871X("%s wait bInSuspend timeout\n", __func__);
else
DBG_871X("%s wait bInSuspend done\n", __func__);
}
/* System suspend is not allowed to wakeup */
if ((pwrpriv->bInternalAutoSuspend == false) && (true == pwrpriv->bInSuspend)){
ret = _FAIL;
goto exit;
}
/* block??? */
if ((pwrpriv->bInternalAutoSuspend == true) && (padapter->net_closed == true)) {
ret = _FAIL;
goto exit;
}
/* I think this should be check in IPS, LPS, autosuspend functions... */
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
{
ret = _SUCCESS;
goto exit;
}
if (rf_off == pwrpriv->rf_pwrstate)
{
{
DBG_8192C("%s call ips_leave....\n", __FUNCTION__);
if (_FAIL == ips_leave(padapter))
{
DBG_8192C("======> ips_leave fail.............\n");
ret = _FAIL;
goto exit;
}
}
}
/* TODO: the following checking need to be merged... */
if (padapter->bDriverStopped
|| !padapter->bup
|| !padapter->hw_init_completed
){
DBG_8192C("%s: bDriverStopped =%d, bup =%d, hw_init_completed =%u\n"
, caller
, padapter->bDriverStopped
, padapter->bup
, padapter->hw_init_completed);
ret = false;
goto exit;
}
exit:
deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms);
if (time_before(pwrpriv->ips_deny_time, deny_time))
pwrpriv->ips_deny_time = deny_time;
return ret;
}
u32 usb_write_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *wmem)
{
_irqL irqL;
unsigned int pipe;
int status;
u32 ret = _FAIL, bwritezero = _FALSE;
PURB purb = NULL;
_adapter *padapter = (_adapter *)pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct xmit_buf *pxmitbuf = (struct xmit_buf *)wmem;
struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data;
struct usb_device *pusbd = pdvobj->pusbdev;
struct pkt_attrib *pattrib = &pxmitframe->attrib;
_func_enter_;
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("+usb_write_port\n"));
if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||(dvobj_to_pwrctl(pdvobj)->pnp_bstop_trx)) {
#ifdef DBG_TX
DBG_871X(" DBG_TX %s:%d bDriverStopped%d, bSurpriseRemoved:%d, pnp_bstop_trx:%d\n",__FUNCTION__, __LINE__
,padapter->bDriverStopped, padapter->bSurpriseRemoved, dvobj_to_pwrctl(pdvobj)->pnp_bstop_trx );
#endif
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port:( padapter->bDriverStopped ||padapter->bSurpriseRemoved ||pwrctl->pnp_bstop_trx)!!!\n"));
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
goto exit;
}
_enter_critical(&pxmitpriv->lock, &irqL);
switch(addr)
{
case VO_QUEUE_INX:
pxmitpriv->voq_cnt++;
pxmitbuf->flags = VO_QUEUE_INX;
break;
case VI_QUEUE_INX:
pxmitpriv->viq_cnt++;
pxmitbuf->flags = VI_QUEUE_INX;
break;
case BE_QUEUE_INX:
pxmitpriv->beq_cnt++;
pxmitbuf->flags = BE_QUEUE_INX;
break;
case BK_QUEUE_INX:
pxmitpriv->bkq_cnt++;
pxmitbuf->flags = BK_QUEUE_INX;
break;
case HIGH_QUEUE_INX:
pxmitbuf->flags = HIGH_QUEUE_INX;
break;
default:
pxmitbuf->flags = MGT_QUEUE_INX;
break;
}
_exit_critical(&pxmitpriv->lock, &irqL);
#ifdef DBG_TRX_STA_PKTS
{
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
int bmcast = IS_MCAST(pattrib->dst);
u8 agg_num = 1;
#ifdef CONFIG_USB_HCI
#ifdef CONFIG_USB_TX_AGGREGATION
if(pxmitframe->agg_num>1)
agg_num = pxmitframe->agg_num;
#endif
#endif
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
if(pxmitframe->agg_num>1)
agg_num = pxmitframe->agg_num;
#endif
if(bmcast)
{
psta = rtw_get_bcmc_stainfo(padapter);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if(psta)
{
switch(pattrib->priority)
{
case 1:
case 2:
psta->tx_bk_cnt += agg_num;
break;
case 4:
case 5:
psta->tx_vi_cnt += agg_num;
break;
case 6:
case 7:
psta->tx_vo_cnt += agg_num;
break;
case 0:
case 3:
default:
psta->tx_be_cnt += agg_num;
break;
}
}
}
#endif
purb = pxmitbuf->pxmit_urb[0];
#if 0
if(pdvobj->ishighspeed)
{
if(cnt> 0 && cnt%512 == 0)
{
//DBG_8192C("ishighspeed, cnt=%d\n", cnt);
bwritezero = _TRUE;
}
}
else
{
if(cnt > 0 && cnt%64 == 0)
{
//DBG_8192C("cnt=%d\n", cnt);
bwritezero = _TRUE;
}
}
#endif
//translate DMA FIFO addr to pipehandle
pipe = ffaddr2pipehdl(pdvobj, addr);
#ifdef CONFIG_REDUCE_USB_TX_INT
if ( (pxmitpriv->free_xmitbuf_cnt%NR_XMITBUFF == 0)
|| (pxmitbuf->ext_tag == _TRUE) )
{
purb->transfer_flags &= (~URB_NO_INTERRUPT);
} else {
purb->transfer_flags |= URB_NO_INTERRUPT;
//DBG_8192C("URB_NO_INTERRUPT ");
}
#endif
usb_fill_bulk_urb(purb, pusbd, pipe,
pxmitframe->buf_addr, //= pxmitbuf->pbuf
cnt,
usb_write_port_complete,
pxmitbuf);//context is pxmitbuf
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_TX
purb->transfer_dma = pxmitbuf->dma_transfer_addr;
purb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
purb->transfer_flags |= URB_ZERO_PACKET;
#endif // CONFIG_USE_USB_BUFFER_ALLOC_TX
#ifdef USB_PACKET_OFFSET_SZ
#if (USB_PACKET_OFFSET_SZ == 0)
purb->transfer_flags |= URB_ZERO_PACKET;
#endif
#endif
#if 0
if (bwritezero)
{
purb->transfer_flags |= URB_ZERO_PACKET;
}
#endif
status = usb_submit_urb(purb, GFP_ATOMIC);
if (!status) {
#ifdef DBG_CONFIG_ERROR_DETECT
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
pHalData->srestpriv.last_tx_time = rtw_get_current_time();
}
#endif
} else {
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
DBG_871X("usb_write_port, status=%d\n", status);
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port(): usb_submit_urb, status=%x\n", status));
switch (status) {
case -ENODEV:
padapter->bDriverStopped=_TRUE;
break;
default:
break;
}
goto exit;
}
ret= _SUCCESS;
// Commented by Albert 2009/10/13
// We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically.
/*
if(bwritezero == _TRUE)
{
usb_bulkout_zero(pintfhdl, addr);
}
*/
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("-usb_write_port\n"));
exit:
if (ret != _SUCCESS)
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
_func_exit_;
return ret;
}
u32 usb_write_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *wmem)
{
_irqL irqL;
unsigned int pipe;
int status;
u32 ret = _FAIL, bwritezero = _FALSE;
PURB purb = NULL;
_adapter *padapter = (_adapter *)pintfhdl->padapter;
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj);
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct xmit_buf *pxmitbuf = (struct xmit_buf *)wmem;
struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data;
struct usb_device *pusbd = pdvobj->pusbdev;
struct pkt_attrib *pattrib = &pxmitframe->attrib;
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("+usb_write_port\n"));
if (RTW_CANNOT_TX(padapter)) {
#ifdef DBG_TX
DBG_871X(" DBG_TX %s:%d bDriverStopped%d, bSurpriseRemoved:%d\n",__FUNCTION__, __LINE__
,padapter->bDriverStopped, padapter->bSurpriseRemoved);
#endif
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port:( padapter->bDriverStopped ||padapter->bSurpriseRemoved )!!!\n"));
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
goto exit;
}
SPIN_LOCK_IRQ(pxmitpriv->lock, &irqL);
switch(addr) {
case VO_QUEUE_INX:
pxmitpriv->voq_cnt++;
pxmitbuf->flags = VO_QUEUE_INX;
break;
case VI_QUEUE_INX:
pxmitpriv->viq_cnt++;
pxmitbuf->flags = VI_QUEUE_INX;
break;
case BE_QUEUE_INX:
pxmitpriv->beq_cnt++;
pxmitbuf->flags = BE_QUEUE_INX;
break;
case BK_QUEUE_INX:
pxmitpriv->bkq_cnt++;
pxmitbuf->flags = BK_QUEUE_INX;
break;
case HIGH_QUEUE_INX:
pxmitbuf->flags = HIGH_QUEUE_INX;
break;
default:
pxmitbuf->flags = MGT_QUEUE_INX;
break;
}
SPIN_UNLOCK_IRQ(pxmitpriv->lock, &irqL);
purb = pxmitbuf->pxmit_urb[0];
//translate DMA FIFO addr to pipehandle
pipe = ffaddr2pipehdl(pdvobj, addr);
#ifdef CONFIG_REDUCE_USB_TX_INT
if ( (pxmitpriv->free_xmitbuf_cnt%NR_XMITBUFF == 0)
|| (pxmitbuf->buf_tag > XMITBUF_DATA) )
{
purb->transfer_flags &= (~URB_NO_INTERRUPT);
} else {
purb->transfer_flags |= URB_NO_INTERRUPT;
//DBG_8192C("URB_NO_INTERRUPT ");
}
#endif
usb_fill_bulk_urb(purb, pusbd, pipe,
pxmitframe->buf_addr, //= pxmitbuf->pbuf
cnt,
usb_write_port_complete,
pxmitbuf);//context is pxmitbuf
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_TX
purb->transfer_dma = pxmitbuf->dma_transfer_addr;
purb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
purb->transfer_flags |= URB_ZERO_PACKET;
#endif // CONFIG_USE_USB_BUFFER_ALLOC_TX
#ifdef USB_PACKET_OFFSET_SZ
#if (USB_PACKET_OFFSET_SZ == 0)
purb->transfer_flags |= URB_ZERO_PACKET;
#endif
#endif
status = usb_submit_urb(purb, GFP_ATOMIC);
if (!status) {
#ifdef DBG_CONFIG_ERROR_DETECT
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
pHalData->srestpriv.last_tx_time = rtw_get_current_time();
}
#endif
} else {
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
DBG_871X("usb_write_port, status=%d\n", status);
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port(): usb_submit_urb, status=%x\n", status));
switch (status) {
case -ENODEV:
padapter->bDriverStopped=_TRUE;
break;
default:
break;
}
goto exit;
}
ret= _SUCCESS;
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("-usb_write_port\n"));
exit:
if (ret != _SUCCESS)
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
return ret;
}
