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make firmware buffer persistent to not request firmware on every access

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Stas Sergeev 2014-02-14 20:17:29 +04:00 • committed by Larry Finger
parent c2741d0bec
commit 499e15d791
4 changed files with 48 additions and 38 deletions
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58
hal/rtl8188e_hal_init.c
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@ -583,29 +583,11 @@ static s32 _FWFreeToGo(struct adapter *padapter)
#define IS_FW_81xxC(padapter) (((GET_HAL_DATA(padapter))->FirmwareSignature & 0xFFF0) == 0x88C0)
s32 rtl8188e_FirmwareDownload(struct adapter *padapter)
static int load_firmware(struct rt_firmware *pFirmware, struct device *device)
{
s32 rtStatus = _SUCCESS;
u8 writeFW_retry = 0;
u32 fwdl_start_time;
struct hal_data_8188e *pHalData = GET_HAL_DATA(padapter);
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct device *device = dvobj_to_dev(dvobj);
struct rt_firmware *pFirmware = NULL;
const struct firmware *fw;
struct rt_firmware_hdr *pFwHdr = NULL;
u8 *pFirmwareBuf;
u32 FirmwareLen;
char fw_name[] = "rtlwifi/rtl8188eufw.bin";
static int log_version;
RT_TRACE(_module_hal_init_c_, _drv_info_, ("+%s\n", __func__));
pFirmware = (struct rt_firmware *)rtw_zmalloc(sizeof(struct rt_firmware));
if (!pFirmware) {
rtStatus = _FAIL;
goto Exit;
}
const char *fw_name = "rtlwifi/rtl8188eufw.bin";
if (request_firmware(&fw, fw_name, device)) {
rtStatus = _FAIL;
goto Exit;
@ -628,14 +610,38 @@ s32 rtl8188e_FirmwareDownload(struct adapter *padapter)
}
memcpy(pFirmware->szFwBuffer, fw->data, fw->size);
pFirmware->ulFwLength = fw->size;
pFirmwareBuf = pFirmware->szFwBuffer;
FirmwareLen = pFirmware->ulFwLength;
release_firmware(fw);
DBG_88E_LEVEL(_drv_info_, "+%s: !bUsedWoWLANFw, FmrmwareLen:%d+\n", __func__, pFirmware->ulFwLength);
DBG_88E_LEVEL(_drv_info_, "+%s: !bUsedWoWLANFw, FmrmwareLen:%d+\n", __func__, FirmwareLen);
Exit:
return rtStatus;
}
s32 rtl8188e_FirmwareDownload(struct adapter *padapter)
{
s32 rtStatus = _SUCCESS;
u8 writeFW_retry = 0;
u32 fwdl_start_time;
struct hal_data_8188e *pHalData = GET_HAL_DATA(padapter);
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct device *device = dvobj_to_dev(dvobj);
struct rt_firmware_hdr *pFwHdr = NULL;
u8 *pFirmwareBuf;
u32 FirmwareLen;
static int log_version;
RT_TRACE(_module_hal_init_c_, _drv_info_, ("+%s\n", __func__));
if (!dvobj->firmware.szFwBuffer)
rtStatus = load_firmware(&dvobj->firmware, device);
if (rtStatus == _FAIL) {
dvobj->firmware.szFwBuffer = NULL;
goto Exit;
}
pFirmwareBuf = dvobj->firmware.szFwBuffer;
FirmwareLen = dvobj->firmware.ulFwLength;
/* To Check Fw header. Added by tynli. 2009.12.04. */
pFwHdr = (struct rt_firmware_hdr *)pFirmware->szFwBuffer;
pFwHdr = (struct rt_firmware_hdr *)dvobj->firmware.szFwBuffer;
pHalData->FirmwareVersion = le16_to_cpu(pFwHdr->Version);
pHalData->FirmwareSubVersion = pFwHdr->Subversion;
@ -687,10 +693,8 @@ s32 rtl8188e_FirmwareDownload(struct adapter *padapter)
goto Exit;
}
RT_TRACE(_module_hal_init_c_, _drv_info_, ("Firmware is ready to run!\n"));
kfree(pFirmware->szFwBuffer);
Exit:
kfree(pFirmware);
Exit:
return rtStatus;
}