コード例 #1
0
ファイル: sdio_ops.c プロジェクト: Lyude/linux
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");

	}
}
コード例 #2
0
ファイル: sdio_ops.c プロジェクト: STPJ/linux-3.4-sunxi
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");

	}
}