int rtl88eu_download_fw(struct adapter *adapt)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapt);
struct device *device = dvobj_to_dev(dvobj);
const struct firmware *fw;
const char fw_name[] = "rtlwifi/rtl8188eufw.bin";
struct rtl92c_firmware_header *pfwheader = NULL;
u8 *download_data, *fw_data;
size_t download_size;
unsigned int trailing_zeros_length;
if (request_firmware(&fw, fw_name, device)) {
dev_err(device, "Firmware %s not available\n", fw_name);
return -ENOENT;
}
if (fw->size > FW_8188E_SIZE) {
dev_err(device, "Firmware size exceed 0x%X. Check it.\n",
FW_8188E_SIZE);
release_firmware(fw);
return -1;
}
trailing_zeros_length = (4 - fw->size % 4) % 4;
fw_data = kmalloc(fw->size + trailing_zeros_length, GFP_KERNEL);
if (!fw_data) {
release_firmware(fw);
return -ENOMEM;
}
memcpy(fw_data, fw->data, fw->size);
memset(fw_data + fw->size, 0, trailing_zeros_length);
pfwheader = (struct rtl92c_firmware_header *)fw_data;
if (IS_FW_HEADER_EXIST(pfwheader)) {
download_data = fw_data + 32;
download_size = fw->size + trailing_zeros_length - 32;
} else {
download_data = fw_data;
download_size = fw->size + trailing_zeros_length;
}
release_firmware(fw);
if (usb_read8(adapt, REG_MCUFWDL) & RAM_DL_SEL) {
usb_write8(adapt, REG_MCUFWDL, 0);
rtl88e_firmware_selfreset(adapt);
}
_rtl88e_enable_fw_download(adapt, true);
usb_write8(adapt, REG_MCUFWDL, usb_read8(adapt, REG_MCUFWDL) | FWDL_ChkSum_rpt);
_rtl88e_write_fw(adapt, download_data, download_size);
_rtl88e_enable_fw_download(adapt, false);
kfree(fw_data);
return _rtl88e_fw_free_to_go(adapt);
}
//
// Description:
// Download 8192C firmware code.
//
//
int FirmwareDownload92C(
IN PADAPTER Adapter
)
{
int rtStatus = _SUCCESS;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
char R92CFwImageFileName_TSMC[] ={RTL8192C_FW_TSMC_IMG};
char R92CFwImageFileName_UMC[] ={RTL8192C_FW_UMC_IMG};
char R8723FwImageFileName_UMC[] ={RTL8723_FW_UMC_IMG};
char * FwImage;
u32 FwImageLen;
char* pFwImageFileName;
//vivi, merge 92c and 92s into one driver, 20090817
//vivi modify this temply, consider it later!!!!!!!!
//PRT_FIRMWARE pFirmware = GET_FIRMWARE_819X(Adapter);
//PRT_FIRMWARE_92C pFirmware = GET_FIRMWARE_8192C(Adapter);
PRT_FIRMWARE_92C pFirmware = NULL;
PRT_8192C_FIRMWARE_HDR pFwHdr = NULL;
u8 *pFirmwareBuf;
u32 FirmwareLen;
pFirmware = (PRT_FIRMWARE_92C)_rtw_malloc(sizeof(RT_FIRMWARE_92C));
if(!pFirmware)
{
rtStatus = _FAIL;
goto Exit;
}
//RT_TRACE(COMP_INIT, DBG_LOUD, (" ===> FirmwareDownload91C() fw:%s\n", pFwImageFileName));
#ifdef CONFIG_EMBEDDED_FWIMG
pFirmware->eFWSource = FW_SOURCE_HEADER_FILE;
#else
pFirmware->eFWSource = FW_SOURCE_IMG_FILE;
#endif
if(IS_NORMAL_CHIP(pHalData->VersionID))
{
if(IS_VENDOR_UMC_A_CUT(pHalData->VersionID) && !IS_92C_SERIAL(pHalData->VersionID))// UMC , 8188
{
pFwImageFileName = R92CFwImageFileName_UMC;
FwImage = Rtl819XFwUMCImageArray;
FwImageLen = UMCImgArrayLength;
DBG_871X(" ===> FirmwareDownload91C() fw:Rtl819XFwImageArray_UMC\n");
}
else
{
pFwImageFileName = R92CFwImageFileName_TSMC;
FwImage = Rtl819XFwTSMCImageArray;
FwImageLen = TSMCImgArrayLength;
DBG_871X(" ===> FirmwareDownload91C() fw:Rtl819XFwImageArray_TSMC\n");
}
}
else
{
#if 0
pFwImageFileName = TestChipFwFile;
FwImage = Rtl8192CTestFwImg;
FwImageLen = Rtl8192CTestFwImgLen;
RT_TRACE(COMP_INIT, DBG_LOUD, (" ===> FirmwareDownload91C() fw:Rtl8192CTestFwImg\n"));
#endif
}
switch(pFirmware->eFWSource)
{
case FW_SOURCE_IMG_FILE:
//TODO:load fw bin file
break;
case FW_SOURCE_HEADER_FILE:
if(TSMCImgArrayLength > FW_8192C_SIZE){
rtStatus = _FAIL;
//RT_TRACE(COMP_INIT, DBG_SERIOUS, ("Firmware size exceed 0x%X. Check it.\n", FW_8192C_SIZE) );
DBG_871X("Firmware size exceed 0x%X. Check it.\n", FW_8192C_SIZE);
goto Exit;
}
_rtw_memcpy(pFirmware->szFwBuffer, FwImage, FwImageLen);
pFirmware->ulFwLength = FwImageLen;
break;
}
pFirmwareBuf = pFirmware->szFwBuffer;
FirmwareLen = pFirmware->ulFwLength;
// To Check Fw header.
pFwHdr = (PRT_8192C_FIRMWARE_HDR)pFirmware->szFwBuffer;
pHalData->FirmwareVersion = le16_to_cpu(pFwHdr->Version);
pHalData->FirmwareSubVersion = le16_to_cpu(pFwHdr->Subversion);
//RT_TRACE(COMP_INIT, DBG_LOUD, (" FirmwareVersion(%#x), Signature(%#x)\n",
// Adapter->MgntInfo.FirmwareVersion, pFwHdr->Signature));
DBG_8192C("fw_ver=v%d, fw_subver=%d, sig=0x%x\n",
pHalData->FirmwareVersion, pHalData->FirmwareSubVersion, le16_to_cpu(pFwHdr->Signature)&0xFFF0);
if(IS_FW_HEADER_EXIST(pFwHdr))
{
//RT_TRACE(COMP_INIT, DBG_LOUD,("Shift 32 bytes for FW header!!\n"));
pFirmwareBuf = pFirmwareBuf + 32;
FirmwareLen = FirmwareLen -32;
}
// Suggested by Filen. If 8051 is running in RAM code, driver should inform Fw to reset by itself,
// or it will cause download Fw fail. 2010.02.01. by tynli.
if(rtw_read8(Adapter, REG_MCUFWDL)&BIT7) //8051 RAM code
{
DBG_8192C("8051 in Ram......prepare to reset by itself\n");
_FirmwareSelfReset(Adapter);
rtw_write8(Adapter, REG_MCUFWDL, 0x00);
}
_FWDownloadEnable(Adapter, _TRUE);
_WriteFW(Adapter, pFirmwareBuf, FirmwareLen);
_FWDownloadEnable(Adapter, _FALSE);
rtStatus = _FWFreeToGo(Adapter);
if(_SUCCESS != rtStatus){
//RT_TRACE(COMP_INIT, DBG_SERIOUS, ("DL Firmware failed!\n") );
goto Exit;
}
//RT_TRACE(COMP_INIT, DBG_LOUD, (" Firmware is ready to run!\n"));
Exit:
if(pFirmware)
_rtw_mfree((u8*)pFirmware, sizeof(RT_FIRMWARE_92C));
//RT_TRACE(COMP_INIT, DBG_LOUD, (" <=== FirmwareDownload91C()\n"));
return rtStatus;
}
