diff options
Diffstat (limited to 'drivers/staging/rtl8192su/r819xU_firmware.c')
| -rw-r--r-- | drivers/staging/rtl8192su/r819xU_firmware.c | 707 |
1 files changed, 0 insertions, 707 deletions
diff --git a/drivers/staging/rtl8192su/r819xU_firmware.c b/drivers/staging/rtl8192su/r819xU_firmware.c deleted file mode 100644 index 219f71e8cda7..000000000000 --- a/drivers/staging/rtl8192su/r819xU_firmware.c +++ /dev/null @@ -1,707 +0,0 @@ -/************************************************************************************************** - * Procedure: Init boot code/firmware code/data session - * - * Description: This routine will intialize firmware. If any error occurs during the initialization - * process, the routine shall terminate immediately and return fail. - * NIC driver should call NdisOpenFile only from MiniportInitialize. - * - * Arguments: The pointer of the adapter - - * Returns: - * NDIS_STATUS_FAILURE - the following initialization process should be terminated - * NDIS_STATUS_SUCCESS - if firmware initialization process success -**************************************************************************************************/ -//#include "ieee80211.h" -#include "r8192U.h" -#include "r8192U_hw.h" -#include "r819xU_firmware_img.h" -#include "r819xU_firmware.h" -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) -#include <linux/firmware.h> -#endif -void firmware_init_param(struct net_device *dev) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - rt_firmware *pfirmware = priv->pFirmware; - - pfirmware->cmdpacket_frag_thresold = GET_COMMAND_PACKET_FRAG_THRESHOLD(MAX_TRANSMIT_BUFFER_SIZE); -} - -/* - * segment the img and use the ptr and length to remember info on each segment - * - */ -bool fw_download_code(struct net_device *dev, u8 *code_virtual_address, u32 buffer_len) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - bool rt_status = true; - u16 frag_threshold; - u16 frag_length, frag_offset = 0; - //u16 total_size; - int i; - - rt_firmware *pfirmware = priv->pFirmware; - struct sk_buff *skb; - unsigned char *seg_ptr; - cb_desc *tcb_desc; - u8 bLastIniPkt; - - firmware_init_param(dev); - //Fragmentation might be required - frag_threshold = pfirmware->cmdpacket_frag_thresold; - do { - if((buffer_len - frag_offset) > frag_threshold) { - frag_length = frag_threshold ; - bLastIniPkt = 0; - - } else { - frag_length = buffer_len - frag_offset; - bLastIniPkt = 1; - - } - - /* Allocate skb buffer to contain firmware info and tx descriptor info - * add 4 to avoid packet appending overflow. - * */ - #ifdef RTL8192U - skb = dev_alloc_skb(USB_HWDESC_HEADER_LEN + frag_length + 4); - #else - skb = dev_alloc_skb(frag_length + 4); - #endif - memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); - tcb_desc = (cb_desc*)(skb->cb + MAX_DEV_ADDR_SIZE); - tcb_desc->queue_index = TXCMD_QUEUE; - tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_INIT; - tcb_desc->bLastIniPkt = bLastIniPkt; - - #ifdef RTL8192U - skb_reserve(skb, USB_HWDESC_HEADER_LEN); - #endif - seg_ptr = skb->data; - /* - * Transform from little endian to big endian - * and pending zero - */ - for(i=0 ; i < frag_length; i+=4) { - *seg_ptr++ = ((i+0)<frag_length)?code_virtual_address[i+3]:0; - *seg_ptr++ = ((i+1)<frag_length)?code_virtual_address[i+2]:0; - *seg_ptr++ = ((i+2)<frag_length)?code_virtual_address[i+1]:0; - *seg_ptr++ = ((i+3)<frag_length)?code_virtual_address[i+0]:0; - } - tcb_desc->txbuf_size= (u16)i; - skb_put(skb, i); - - if(!priv->ieee80211->check_nic_enough_desc(dev,tcb_desc->queue_index)|| - (!skb_queue_empty(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index]))||\ - (priv->ieee80211->queue_stop) ) { - RT_TRACE(COMP_FIRMWARE,"=====================================================> tx full!\n"); - skb_queue_tail(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index], skb); - } else { - priv->ieee80211->softmac_hard_start_xmit(skb,dev); - } - - code_virtual_address += frag_length; - frag_offset += frag_length; - - }while(frag_offset < buffer_len); - - return rt_status; - -#if 0 -cmdsend_downloadcode_fail: - rt_status = false; - RT_TRACE(COMP_ERR, "CmdSendDownloadCode fail !!\n"); - return rt_status; -#endif -} - -bool -fwSendNullPacket( - struct net_device *dev, - u32 Length -) -{ - bool rtStatus = true; - struct r8192_priv *priv = ieee80211_priv(dev); - struct sk_buff *skb; - cb_desc *tcb_desc; - unsigned char *ptr_buf; - bool bLastInitPacket = false; - - //PlatformAcquireSpinLock(Adapter, RT_TX_SPINLOCK); - - //Get TCB and local buffer from common pool. (It is shared by CmdQ, MgntQ, and USB coalesce DataQ) - skb = dev_alloc_skb(Length+ 4); - memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); - tcb_desc = (cb_desc*)(skb->cb + MAX_DEV_ADDR_SIZE); - tcb_desc->queue_index = TXCMD_QUEUE; - tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_INIT; - tcb_desc->bLastIniPkt = bLastInitPacket; - ptr_buf = skb_put(skb, Length); - memset(ptr_buf,0,Length); - tcb_desc->txbuf_size= (u16)Length; - - if(!priv->ieee80211->check_nic_enough_desc(dev,tcb_desc->queue_index)|| - (!skb_queue_empty(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index]))||\ - (priv->ieee80211->queue_stop) ) { - RT_TRACE(COMP_FIRMWARE,"===================NULL packet==================================> tx full!\n"); - skb_queue_tail(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index], skb); - } else { - priv->ieee80211->softmac_hard_start_xmit(skb,dev); - } - - //PlatformReleaseSpinLock(Adapter, RT_TX_SPINLOCK); - return rtStatus; -} - -#if 0 -/* - * Procedure : Download code into IMEM or DMEM - * Description: This routine will intialize firmware. If any error occurs during the initialization - * process, the routine shall terminate immediately and return fail. - * The routine copy virtual address get from opening of file into shared memory - * allocated during initialization. If code size larger than a conitneous shared - * memory may contain, the code should be divided into several section. - * !!!NOTES This finction should only be called during MPInitialization because - * A NIC driver should call NdisOpenFile only from MiniportInitialize. - * Arguments : The pointer of the adapter - * Code address (Virtual address, should fill descriptor with physical address) - * Code size - * Returns : - * RT_STATUS_FAILURE - the following initialization process should be terminated - * RT_STATUS_SUCCESS - if firmware initialization process success - */ -bool fwsend_download_code(struct net_device *dev) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - rt_firmware *pfirmware = (rt_firmware*)(&priv->firmware); - - bool rt_status = true; - u16 length = 0; - u16 offset = 0; - u16 frag_threhold; - bool last_init_packet = false; - u32 check_txcmdwait_queueemptytime = 100000; - u16 cmd_buf_len; - u8 *ptr_cmd_buf; - - /* reset to 0 for first segment of img download */ - pfirmware->firmware_seg_index = 1; - - if(pfirmware->firmware_seg_index == pfirmware->firmware_seg_maxnum) { - last_init_packet = 1; - } - - cmd_buf_len = pfirmware->firmware_seg_container[pfirmware->firmware_seg_index-1].seg_size; - ptr_cmd_buf = pfirmware->firmware_seg_container[pfirmware->firmware_seg_index-1].seg_ptr; - rtl819xU_tx_cmd(dev, ptr_cmd_buf, cmd_buf_len, last_init_packet, DESC_PACKET_TYPE_INIT); - - rt_status = true; - return rt_status; -} -#endif - -//----------------------------------------------------------------------------- -// Procedure: Check whether main code is download OK. If OK, turn on CPU -// -// Description: CPU register locates in different page against general register. -// Switch to CPU register in the begin and switch back before return -// -// -// Arguments: The pointer of the adapter -// -// Returns: -// NDIS_STATUS_FAILURE - the following initialization process should be terminated -// NDIS_STATUS_SUCCESS - if firmware initialization process success -//----------------------------------------------------------------------------- -bool CPUcheck_maincodeok_turnonCPU(struct net_device *dev) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - bool rt_status = true; - int check_putcodeOK_time = 200000, check_bootOk_time = 200000; - u32 CPU_status = 0; - - /* Check whether put code OK */ - do { - CPU_status = read_nic_dword(dev, CPU_GEN); - - if((CPU_status&CPU_GEN_PUT_CODE_OK) || (priv->usb_error==true)) - break; - - }while(check_putcodeOK_time--); - - if(!(CPU_status&CPU_GEN_PUT_CODE_OK)) { - RT_TRACE(COMP_ERR, "Download Firmware: Put code fail!\n"); - goto CPUCheckMainCodeOKAndTurnOnCPU_Fail; - } else { - RT_TRACE(COMP_FIRMWARE, "Download Firmware: Put code ok!\n"); - } - - /* Turn On CPU */ - CPU_status = read_nic_dword(dev, CPU_GEN); - write_nic_byte(dev, CPU_GEN, (u8)((CPU_status|CPU_GEN_PWR_STB_CPU)&0xff)); - mdelay(1000); - - /* Check whether CPU boot OK */ - do { - CPU_status = read_nic_dword(dev, CPU_GEN); - - if((CPU_status&CPU_GEN_BOOT_RDY)||(priv->usb_error == true)) - break; - }while(check_bootOk_time--); - - if(!(CPU_status&CPU_GEN_BOOT_RDY)) { - goto CPUCheckMainCodeOKAndTurnOnCPU_Fail; - } else { - RT_TRACE(COMP_FIRMWARE, "Download Firmware: Boot ready!\n"); - } - - return rt_status; - -CPUCheckMainCodeOKAndTurnOnCPU_Fail: - RT_TRACE(COMP_ERR, "ERR in %s()\n", __FUNCTION__); - rt_status = FALSE; - return rt_status; -} - -bool CPUcheck_firmware_ready(struct net_device *dev) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - bool rt_status = true; - int check_time = 200000; - u32 CPU_status = 0; - - /* Check Firmware Ready */ - do { - CPU_status = read_nic_dword(dev, CPU_GEN); - - if((CPU_status&CPU_GEN_FIRM_RDY)||(priv->usb_error == true)) - break; - - }while(check_time--); - - if(!(CPU_status&CPU_GEN_FIRM_RDY)) - goto CPUCheckFirmwareReady_Fail; - else - RT_TRACE(COMP_FIRMWARE, "Download Firmware: Firmware ready!\n"); - - return rt_status; - -CPUCheckFirmwareReady_Fail: - RT_TRACE(COMP_ERR, "ERR in %s()\n", __FUNCTION__); - rt_status = false; - return rt_status; - -} - -bool init_firmware(struct net_device *dev) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - bool rt_status = TRUE; - - u8 *firmware_img_buf[3] = { &rtl8190_fwboot_array[0], - &rtl8190_fwmain_array[0], - &rtl8190_fwdata_array[0]}; - - u32 firmware_img_len[3] = { sizeof(rtl8190_fwboot_array), - sizeof(rtl8190_fwmain_array), - sizeof(rtl8190_fwdata_array)}; - u32 file_length = 0; - u8 *mapped_file = NULL; - u32 init_step = 0; - opt_rst_type_e rst_opt = OPT_SYSTEM_RESET; - firmware_init_step_e starting_state = FW_INIT_STEP0_BOOT; - - rt_firmware *pfirmware = priv->pFirmware; - const struct firmware *fw_entry; - const char *fw_name[3] = { "RTL8192U/boot.img", - "RTL8192U/main.img", - "RTL8192U/data.img"}; - int rc; - - RT_TRACE(COMP_FIRMWARE, " PlatformInitFirmware()==>\n"); - - if (pfirmware->firmware_status == FW_STATUS_0_INIT ) { - /* it is called by reset */ - rst_opt = OPT_SYSTEM_RESET; - starting_state = FW_INIT_STEP0_BOOT; - // TODO: system reset - - }else if(pfirmware->firmware_status == FW_STATUS_5_READY) { - /* it is called by Initialize */ - rst_opt = OPT_FIRMWARE_RESET; - starting_state = FW_INIT_STEP2_DATA; - }else { - RT_TRACE(COMP_FIRMWARE, "PlatformInitFirmware: undefined firmware state\n"); - } - - /* - * Download boot, main, and data image for System reset. - * Download data image for firmware reseta - */ -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) - priv->firmware_source = FW_SOURCE_HEADER_FILE; -#else - priv->firmware_source = FW_SOURCE_IMG_FILE; -#endif - for(init_step = starting_state; init_step <= FW_INIT_STEP2_DATA; init_step++) { - /* - * Open Image file, and map file to contineous memory if open file success. - * or read image file from array. Default load from IMG file - */ - if(rst_opt == OPT_SYSTEM_RESET) { - switch(priv->firmware_source) { - case FW_SOURCE_IMG_FILE: -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) - if(pfirmware->firmware_buf_size[init_step] == 0) { - rc = request_firmware(&fw_entry, fw_name[init_step],&priv->udev->dev); - if(rc < 0 ) { - RT_TRACE(COMP_ERR, "request firmware fail!\n"); - goto download_firmware_fail; - } - - if(fw_entry->size > sizeof(pfirmware->firmware_buf[init_step])) { - //RT_TRACE(COMP_ERR, "img file size exceed the container buffer fail!\n"); - RT_TRACE(COMP_FIRMWARE, "img file size exceed the container buffer fail!, entry_size = %d, buf_size = %d\n",fw_entry->size,sizeof(pfirmware->firmware_buf[init_step])); - - goto download_firmware_fail; - } - - if(init_step != FW_INIT_STEP1_MAIN) { - memcpy(pfirmware->firmware_buf[init_step],fw_entry->data,fw_entry->size); - pfirmware->firmware_buf_size[init_step] = fw_entry->size; - } else { -#ifdef RTL8190P - memcpy(pfirmware->firmware_buf[init_step],fw_entry->data,fw_entry->size); - pfirmware->firmware_buf_size[init_step] = fw_entry->size; -#else - memset(pfirmware->firmware_buf[init_step],0,128); - memcpy(&pfirmware->firmware_buf[init_step][128],fw_entry->data,fw_entry->size); - mapped_file = pfirmware->firmware_buf[init_step]; - pfirmware->firmware_buf_size[init_step] = fw_entry->size+128; -#endif - } - //pfirmware->firmware_buf_size = file_length; - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) - if(rst_opt == OPT_SYSTEM_RESET) { - release_firmware(fw_entry); - } -#endif - } - mapped_file = pfirmware->firmware_buf[init_step]; - file_length = pfirmware->firmware_buf_size[init_step]; -#endif - - break; - - case FW_SOURCE_HEADER_FILE: - mapped_file = firmware_img_buf[init_step]; - file_length = firmware_img_len[init_step]; - if(init_step == FW_INIT_STEP2_DATA) { - memcpy(pfirmware->firmware_buf[init_step], mapped_file, file_length); - pfirmware->firmware_buf_size[init_step] = file_length; - } - break; - - default: - break; - } - - - }else if(rst_opt == OPT_FIRMWARE_RESET ) { - /* we only need to download data.img here */ - mapped_file = pfirmware->firmware_buf[init_step]; - file_length = pfirmware->firmware_buf_size[init_step]; - } - - /* Download image file */ - /* The firmware download process is just as following, - * 1. that is each packet will be segmented and inserted to the wait queue. - * 2. each packet segment will be put in the skb_buff packet. - * 3. each skb_buff packet data content will already include the firmware info - * and Tx descriptor info - * */ - rt_status = fw_download_code(dev,mapped_file,file_length); - - if(rt_status != TRUE) { - goto download_firmware_fail; - } - - switch(init_step) { - case FW_INIT_STEP0_BOOT: - /* Download boot - * initialize command descriptor. - * will set polling bit when firmware code is also configured - */ - pfirmware->firmware_status = FW_STATUS_1_MOVE_BOOT_CODE; -#ifdef RTL8190P - // To initialize IMEM, CPU move code from 0x80000080, hence, we send 0x80 byte packet - rt_status = fwSendNullPacket(dev, RTL8190_CPU_START_OFFSET); - if(rt_status != true) - { - RT_TRACE(COMP_INIT, "fwSendNullPacket() fail ! \n"); - goto download_firmware_fail; - } -#endif - //mdelay(1000); - /* - * To initialize IMEM, CPU move code from 0x80000080, - * hence, we send 0x80 byte packet - */ - break; - - case FW_INIT_STEP1_MAIN: - /* Download firmware code. Wait until Boot Ready and Turn on CPU */ - pfirmware->firmware_status = FW_STATUS_2_MOVE_MAIN_CODE; - - /* Check Put Code OK and Turn On CPU */ - rt_status = CPUcheck_maincodeok_turnonCPU(dev); - if(rt_status != TRUE) { - RT_TRACE(COMP_ERR, "CPUcheck_maincodeok_turnonCPU fail!\n"); - goto download_firmware_fail; - } - - pfirmware->firmware_status = FW_STATUS_3_TURNON_CPU; - break; - - case FW_INIT_STEP2_DATA: - /* download initial data code */ - pfirmware->firmware_status = FW_STATUS_4_MOVE_DATA_CODE; - mdelay(1); - - rt_status = CPUcheck_firmware_ready(dev); - if(rt_status != TRUE) { - RT_TRACE(COMP_ERR, "CPUcheck_firmware_ready fail(%d)!\n",rt_status); - goto download_firmware_fail; - } - - /* wait until data code is initialized ready.*/ - pfirmware->firmware_status = FW_STATUS_5_READY; - break; - } - } - - RT_TRACE(COMP_FIRMWARE, "Firmware Download Success\n"); - //assert(pfirmware->firmware_status == FW_STATUS_5_READY, ("Firmware Download Fail\n")); - - return rt_status; - -download_firmware_fail: - RT_TRACE(COMP_ERR, "ERR in %s()\n", __FUNCTION__); - rt_status = FALSE; - return rt_status; - -} - -#if 0 -/* - * Procedure: (1) Transform firmware code from little endian to big endian if required. - * (2) Number of bytes in Firmware downloading should be multiple - * of 4 bytes. If length is not multiple of 4 bytes, appending of zeros is required - * - */ -void CmdAppendZeroAndEndianTransform( - u1Byte *pDst, - u1Byte *pSrc, - u2Byte *pLength) -{ - - u2Byte ulAppendBytes = 0, i; - u2Byte ulLength = *pLength; - -//test only - //memset(pDst, 0xcc, 12); - - - /* Transform from little endian to big endian */ -//#if DEV_BUS_TYPE==PCI_INTERFACE -#if 0 - for( i=0 ; i<(*pLength) ; i+=4) - { - if((i+3) < (*pLength)) pDst[i+0] = pSrc[i+3]; - if((i+2) < (*pLength)) pDst[i+1] = pSrc[i+2]; - if((i+1) < (*pLength)) pDst[i+2] = pSrc[i+1]; - if((i+0) < (*pLength)) pDst[i+3] = pSrc[i+0]; - } -#else - pDst += USB_HWDESC_HEADER_LEN; - ulLength -= USB_HWDESC_HEADER_LEN; - - for( i=0 ; i<ulLength ; i+=4) { - if((i+3) < ulLength) pDst[i+0] = pSrc[i+3]; - if((i+2) < ulLength) pDst[i+1] = pSrc[i+2]; - if((i+1) < ulLength) pDst[i+2] = pSrc[i+1]; - if((i+0) < ulLength) pDst[i+3] = pSrc[i+0]; - - } -#endif - - //1(2) Append Zero - if( ((*pLength) % 4) >0) - { - ulAppendBytes = 4-((*pLength) % 4); - - for(i=0 ; i<ulAppendBytes; i++) - pDst[ 4*((*pLength)/4) + i ] = 0x0; - - *pLength += ulAppendBytes; - } -} -#endif - -#if 0 -RT_STATUS -CmdSendPacket( - PADAPTER Adapter, - PRT_TCB pTcb, - PRT_TX_LOCAL_BUFFER pBuf, - u4Byte BufferLen, - u4Byte PacketType, - BOOLEAN bLastInitPacket - ) -{ - s2Byte i; - u1Byte QueueID; - u2Byte firstDesc,curDesc = 0; - u2Byte FragIndex=0, FragBufferIndex=0; - - RT_STATUS rtStatus = RT_STATUS_SUCCESS; - - CmdInitTCB(Adapter, pTcb, pBuf, BufferLen); - - - if(CmdCheckFragment(Adapter, pTcb, pBuf)) - CmdFragmentTCB(Adapter, pTcb); - else - pTcb->FragLength[0] = (u2Byte)pTcb->BufferList[0].Length; - - QueueID=pTcb->SpecifiedQueueID; -#if DEV_BUS_TYPE!=USB_INTERFACE - firstDesc=curDesc=Adapter->NextTxDescToFill[QueueID]; -#endif - -#if DEV_BUS_TYPE!=USB_INTERFACE - if(VacancyTxDescNum(Adapter, QueueID) > pTcb->BufferCount) -#else - if(PlatformIsTxQueueAvailable(Adapter, QueueID, pTcb->BufferCount) && - RTIsListEmpty(&Adapter->TcbWaitQueue[QueueID])) -#endif - { - pTcb->nDescUsed=0; - - for(i=0 ; i<pTcb->BufferCount ; i++) - { - Adapter->HalFunc.TxFillCmdDescHandler( - Adapter, - pTcb, - QueueID, //QueueIndex - curDesc, //index - FragBufferIndex==0, //bFirstSeg - FragBufferIndex==(pTcb->FragBufCount[FragIndex]-1), //bLastSeg - pTcb->BufferList[i].VirtualAddress, //VirtualAddress - pTcb->BufferList[i].PhysicalAddressLow, //PhyAddressLow - pTcb->BufferList[i].Length, //BufferLen - i!=0, //bSetOwnBit - (i==(pTcb->BufferCount-1)) && bLastInitPacket, //bLastInitPacket - PacketType, //DescPacketType - pTcb->FragLength[FragIndex] //PktLen - ); - - if(FragBufferIndex==(pTcb->FragBufCount[FragIndex]-1)) - { // Last segment of the fragment. - pTcb->nFragSent++; - } - - FragBufferIndex++; - if(FragBufferIndex==pTcb->FragBufCount[FragIndex]) - { - FragIndex++; - FragBufferIndex=0; - } - -#if DEV_BUS_TYPE!=USB_INTERFACE - curDesc=(curDesc+1)%Adapter->NumTxDesc[QueueID]; -#endif - pTcb->nDescUsed++; - } - -#if DEV_BUS_TYPE!=USB_INTERFACE - RTInsertTailList(&Adapter->TcbBusyQueue[QueueID], &pTcb->List); - IncrementTxDescToFill(Adapter, QueueID, pTcb->nDescUsed); - Adapter->HalFunc.SetTxDescOWNHandler(Adapter, QueueID, firstDesc); - // TODO: should call poll use QueueID - Adapter->HalFunc.TxPollingHandler(Adapter, TXCMD_QUEUE); -#endif - } - else -#if DEV_BUS_TYPE!=USB_INTERFACE - goto CmdSendPacket_Fail; -#else - { - pTcb->bLastInitPacket = bLastInitPacket; - RTInsertTailList(&Adapter->TcbWaitQueue[pTcb->SpecifiedQueueID], &pTcb->List); - } -#endif - - return rtStatus; - -#if DEV_BUS_TYPE!=USB_INTERFACE -CmdSendPacket_Fail: - rtStatus = RT_STATUS_FAILURE; - return rtStatus; -#endif - -} -#endif - - - - -#if 0 -RT_STATUS -FWSendNullPacket( - IN PADAPTER Adapter, - IN u4Byte Length -) -{ - RT_STATUS rtStatus = RT_STATUS_SUCCESS; - - - PRT_TCB pTcb; - PRT_TX_LOCAL_BUFFER pBuf; - BOOLEAN bLastInitPacket = FALSE; - - PlatformAcquireSpinLock(Adapter, RT_TX_SPINLOCK); - -#if DEV_BUS_TYPE==USB_INTERFACE - Length += USB_HWDESC_HEADER_LEN; -#endif - - //Get TCB and local buffer from common pool. (It is shared by CmdQ, MgntQ, and USB coalesce DataQ) - if(MgntGetBuffer(Adapter, &pTcb, &pBuf)) - { - PlatformZeroMemory(pBuf->Buffer.VirtualAddress, Length); - rtStatus = CmdSendPacket(Adapter, pTcb, pBuf, Length, DESC_PACKET_TYPE_INIT, bLastInitPacket); //0 : always set LastInitPacket to zero -//#if HAL_CODE_BASE != RTL8190HW -// // TODO: for test only -// ReturnTCB(Adapter, pTcb, RT_STATUS_SUCCESS); -//#endif - if(rtStatus == RT_STATUS_FAILURE) - goto CmdSendNullPacket_Fail; - }else - goto CmdSendNullPacket_Fail; - - PlatformReleaseSpinLock(Adapter, RT_TX_SPINLOCK); - return rtStatus; - - -CmdSendNullPacket_Fail: - PlatformReleaseSpinLock(Adapter, RT_TX_SPINLOCK); - rtStatus = RT_STATUS_FAILURE; - RT_ASSERT(rtStatus == RT_STATUS_SUCCESS, ("CmdSendDownloadCode fail !!\n")); - return rtStatus; -} -#endif - - |