21 	/* set port mux.*/  in smi_hw_init()
32 	/* Port A */  in smi_hw_init()
40 	/* Port B */  in smi_hw_init()
257 /* ts port interrupt operations */
258 static void smi_port_disableInterrupt(struct smi_port *port)  in smi_port_disableInterrupt()  argument
260 	struct smi_dev *dev = port->dev;  in smi_port_disableInterrupt()
263 		(port->_dmaInterruptCH0 | port->_dmaInterruptCH1));  in smi_port_disableInterrupt()
266 static void smi_port_enableInterrupt(struct smi_port *port)  in smi_port_enableInterrupt()  argument
268 	struct smi_dev *dev = port->dev;  in smi_port_enableInterrupt()
271 		(port->_dmaInterruptCH0 | port->_dmaInterruptCH1));  in smi_port_enableInterrupt()
274 static void smi_port_clearInterrupt(struct smi_port *port)  in smi_port_clearInterrupt()  argument
276 	struct smi_dev *dev = port->dev;  in smi_port_clearInterrupt()
279 		(port->_dmaInterruptCH0 | port->_dmaInterruptCH1));  in smi_port_clearInterrupt()
285 	struct smi_port *port = from_work(port, t, bh_work);  in smi_dma_xfer()  local
286 	struct smi_dev *dev = port->dev;  in smi_dma_xfer()
290 	intr_status = port->_int_status;  in smi_dma_xfer()
291 	dmaManagement = smi_read(port->DMA_MANAGEMENT);  in smi_dma_xfer()
296 	if ((intr_status & port->_dmaInterruptCH0) && (dmaChan0State == 0x01)) {  in smi_dma_xfer()
298 			"Port[%d]-DMA CH0 engine complete successful !\n",  in smi_dma_xfer()
299 			port->idx);  in smi_dma_xfer()
300 		finishedData = smi_read(port->DMA_CHAN0_TRANS_STATE);  in smi_dma_xfer()
313 		dvb_dmx_swfilter_packets(&port->demux,  in smi_dma_xfer()
314 			port->cpu_addr[0], (finishedData / 188));  in smi_dma_xfer()
315 		/*dvb_dmx_swfilter(&port->demux,  in smi_dma_xfer()
316 			port->cpu_addr[0], finishedData);*/  in smi_dma_xfer()
319 	if ((intr_status & port->_dmaInterruptCH1) && (dmaChan1State == 0x01)) {  in smi_dma_xfer()
321 			"Port[%d]-DMA CH1 engine complete successful !\n",  in smi_dma_xfer()
322 			port->idx);  in smi_dma_xfer()
323 		finishedData = smi_read(port->DMA_CHAN1_TRANS_STATE);  in smi_dma_xfer()
336 		dvb_dmx_swfilter_packets(&port->demux,  in smi_dma_xfer()
337 			port->cpu_addr[1], (finishedData / 188));  in smi_dma_xfer()
338 		/*dvb_dmx_swfilter(&port->demux,  in smi_dma_xfer()
339 			port->cpu_addr[1], finishedData);*/  in smi_dma_xfer()
342 	if (intr_status & port->_dmaInterruptCH0)  in smi_dma_xfer()
344 	if (intr_status & port->_dmaInterruptCH1)  in smi_dma_xfer()
346 	smi_write(port->DMA_MANAGEMENT, dmaManagement);  in smi_dma_xfer()
348 	smi_port_enableInterrupt(port);  in smi_dma_xfer()
351 static void smi_port_dma_free(struct smi_port *port)  in smi_port_dma_free()  argument
353 	if (port->cpu_addr[0]) {  in smi_port_dma_free()
354 		dma_free_coherent(&port->dev->pci_dev->dev,  in smi_port_dma_free()
355 				  SMI_TS_DMA_BUF_SIZE, port->cpu_addr[0],  in smi_port_dma_free()
356 				  port->dma_addr[0]);  in smi_port_dma_free()
357 		port->cpu_addr[0] = NULL;  in smi_port_dma_free()
359 	if (port->cpu_addr[1]) {  in smi_port_dma_free()
360 		dma_free_coherent(&port->dev->pci_dev->dev,  in smi_port_dma_free()
361 				  SMI_TS_DMA_BUF_SIZE, port->cpu_addr[1],  in smi_port_dma_free()
362 				  port->dma_addr[1]);  in smi_port_dma_free()
363 		port->cpu_addr[1] = NULL;  in smi_port_dma_free()
367 static int smi_port_init(struct smi_port *port, int dmaChanUsed)  in smi_port_init()  argument
369 	dev_dbg(&port->dev->pci_dev->dev,  in smi_port_init()
370 		"%s, port %d, dmaused %d\n", __func__, port->idx, dmaChanUsed);  in smi_port_init()
371 	port->enable = 0;  in smi_port_init()
372 	if (port->idx == 0) {  in smi_port_init()
373 		/* Port A */  in smi_port_init()
374 		port->_dmaInterruptCH0 = dmaChanUsed & 0x01;  in smi_port_init()
375 		port->_dmaInterruptCH1 = dmaChanUsed & 0x02;  in smi_port_init()
377 		port->DMA_CHAN0_ADDR_LOW	= DMA_PORTA_CHAN0_ADDR_LOW;  in smi_port_init()
378 		port->DMA_CHAN0_ADDR_HI		= DMA_PORTA_CHAN0_ADDR_HI;  in smi_port_init()
379 		port->DMA_CHAN0_TRANS_STATE	= DMA_PORTA_CHAN0_TRANS_STATE;  in smi_port_init()
380 		port->DMA_CHAN0_CONTROL		= DMA_PORTA_CHAN0_CONTROL;  in smi_port_init()
381 		port->DMA_CHAN1_ADDR_LOW	= DMA_PORTA_CHAN1_ADDR_LOW;  in smi_port_init()
382 		port->DMA_CHAN1_ADDR_HI		= DMA_PORTA_CHAN1_ADDR_HI;  in smi_port_init()
383 		port->DMA_CHAN1_TRANS_STATE	= DMA_PORTA_CHAN1_TRANS_STATE;  in smi_port_init()
384 		port->DMA_CHAN1_CONTROL		= DMA_PORTA_CHAN1_CONTROL;  in smi_port_init()
385 		port->DMA_MANAGEMENT		= DMA_PORTA_MANAGEMENT;  in smi_port_init()
387 		/* Port B */  in smi_port_init()
388 		port->_dmaInterruptCH0 = (dmaChanUsed << 2) & 0x04;  in smi_port_init()
389 		port->_dmaInterruptCH1 = (dmaChanUsed << 2) & 0x08;  in smi_port_init()
391 		port->DMA_CHAN0_ADDR_LOW	= DMA_PORTB_CHAN0_ADDR_LOW;  in smi_port_init()
392 		port->DMA_CHAN0_ADDR_HI		= DMA_PORTB_CHAN0_ADDR_HI;  in smi_port_init()
393 		port->DMA_CHAN0_TRANS_STATE	= DMA_PORTB_CHAN0_TRANS_STATE;  in smi_port_init()
394 		port->DMA_CHAN0_CONTROL		= DMA_PORTB_CHAN0_CONTROL;  in smi_port_init()
395 		port->DMA_CHAN1_ADDR_LOW	= DMA_PORTB_CHAN1_ADDR_LOW;  in smi_port_init()
396 		port->DMA_CHAN1_ADDR_HI		= DMA_PORTB_CHAN1_ADDR_HI;  in smi_port_init()
397 		port->DMA_CHAN1_TRANS_STATE	= DMA_PORTB_CHAN1_TRANS_STATE;  in smi_port_init()
398 		port->DMA_CHAN1_CONTROL		= DMA_PORTB_CHAN1_CONTROL;  in smi_port_init()
399 		port->DMA_MANAGEMENT		= DMA_PORTB_MANAGEMENT;  in smi_port_init()
402 	if (port->_dmaInterruptCH0) {  in smi_port_init()
403 		port->cpu_addr[0] = dma_alloc_coherent(&port->dev->pci_dev->dev,  in smi_port_init()
405 						       &port->dma_addr[0],  in smi_port_init()
407 		if (!port->cpu_addr[0]) {  in smi_port_init()
408 			dev_err(&port->dev->pci_dev->dev,  in smi_port_init()
409 				"Port[%d] DMA CH0 memory allocation failed!\n",  in smi_port_init()
410 				port->idx);  in smi_port_init()
415 	if (port->_dmaInterruptCH1) {  in smi_port_init()
416 		port->cpu_addr[1] = dma_alloc_coherent(&port->dev->pci_dev->dev,  in smi_port_init()
418 						       &port->dma_addr[1],  in smi_port_init()
420 		if (!port->cpu_addr[1]) {  in smi_port_init()
421 			dev_err(&port->dev->pci_dev->dev,  in smi_port_init()
422 				"Port[%d] DMA CH1 memory allocation failed!\n",  in smi_port_init()
423 				port->idx);  in smi_port_init()
428 	smi_port_disableInterrupt(port);  in smi_port_init()
429 	INIT_WORK(&port->bh_work, smi_dma_xfer);  in smi_port_init()
430 	disable_work_sync(&port->bh_work);  in smi_port_init()
431 	port->enable = 1;  in smi_port_init()
434 	smi_port_dma_free(port);  in smi_port_init()
438 static void smi_port_exit(struct smi_port *port)  in smi_port_exit()  argument
440 	smi_port_disableInterrupt(port);  in smi_port_exit()
441 	cancel_work_sync(&port->bh_work);  in smi_port_exit()
442 	smi_port_dma_free(port);  in smi_port_exit()
443 	port->enable = 0;  in smi_port_exit()
446 static int smi_port_irq(struct smi_port *port, u32 int_status)  in smi_port_irq()  argument
448 	u32 port_req_irq = port->_dmaInterruptCH0 | port->_dmaInterruptCH1;  in smi_port_irq()
452 		smi_port_disableInterrupt(port);  in smi_port_irq()
453 		port->_int_status = int_status;  in smi_port_irq()
454 		smi_port_clearInterrupt(port);  in smi_port_irq()
455 		queue_work(system_bh_wq, &port->bh_work);  in smi_port_irq()
525 static int smi_dvbsky_m88ds3103_fe_attach(struct smi_port *port)  in smi_dvbsky_m88ds3103_fe_attach()  argument
528 	struct smi_dev *dev = port->dev;  in smi_dvbsky_m88ds3103_fe_attach()
536 	i2c = (port->idx == 0) ? &dev->i2c_bus[0] : &dev->i2c_bus[1];  in smi_dvbsky_m88ds3103_fe_attach()
539 	port->fe = dvb_attach(m88ds3103_attach,  in smi_dvbsky_m88ds3103_fe_attach()
541 	if (!port->fe) {  in smi_dvbsky_m88ds3103_fe_attach()
546 	ts2020_config.fe = port->fe;  in smi_dvbsky_m88ds3103_fe_attach()
557 	port->fe->ops.read_signal_strength =  in smi_dvbsky_m88ds3103_fe_attach()
558 			port->fe->ops.tuner_ops.get_rf_strength;  in smi_dvbsky_m88ds3103_fe_attach()
560 	port->i2c_client_tuner = tuner_client;  in smi_dvbsky_m88ds3103_fe_attach()
564 	dvb_frontend_detach(port->fe);  in smi_dvbsky_m88ds3103_fe_attach()
580 static int smi_dvbsky_m88rs6000_fe_attach(struct smi_port *port)  in smi_dvbsky_m88rs6000_fe_attach()  argument
583 	struct smi_dev *dev = port->dev;  in smi_dvbsky_m88rs6000_fe_attach()
592 	i2c = (port->idx == 0) ? &dev->i2c_bus[0] : &dev->i2c_bus[1];  in smi_dvbsky_m88rs6000_fe_attach()
595 	port->fe = dvb_attach(m88ds3103_attach,  in smi_dvbsky_m88rs6000_fe_attach()
597 	if (!port->fe) {  in smi_dvbsky_m88rs6000_fe_attach()
602 	m88rs6000t_config.fe = port->fe;  in smi_dvbsky_m88rs6000_fe_attach()
613 	port->fe->ops.read_signal_strength =  in smi_dvbsky_m88rs6000_fe_attach()
614 			port->fe->ops.tuner_ops.get_rf_strength;  in smi_dvbsky_m88rs6000_fe_attach()
616 	port->i2c_client_tuner = tuner_client;  in smi_dvbsky_m88rs6000_fe_attach()
620 	dvb_frontend_detach(port->fe);  in smi_dvbsky_m88rs6000_fe_attach()
624 static int smi_dvbsky_sit2_fe_attach(struct smi_port *port)  in smi_dvbsky_sit2_fe_attach()  argument
627 	struct smi_dev *dev = port->dev;  in smi_dvbsky_sit2_fe_attach()
636 	i2c = (port->idx == 0) ? &dev->i2c_bus[0] : &dev->i2c_bus[1];  in smi_dvbsky_sit2_fe_attach()
641 	si2168_config.fe = &port->fe;  in smi_dvbsky_sit2_fe_attach()
654 	port->i2c_client_demod = client_demod;  in smi_dvbsky_sit2_fe_attach()
658 	si2157_config.fe = port->fe;  in smi_dvbsky_sit2_fe_attach()
668 		smi_del_i2c_client(port->i2c_client_demod);  in smi_dvbsky_sit2_fe_attach()
669 		port->i2c_client_demod = NULL;  in smi_dvbsky_sit2_fe_attach()
673 	port->i2c_client_tuner = client_tuner;  in smi_dvbsky_sit2_fe_attach()
677 static int smi_fe_init(struct smi_port *port)  in smi_fe_init()  argument
680 	struct smi_dev *dev = port->dev;  in smi_fe_init()
681 	struct dvb_adapter *adap = &port->dvb_adapter;  in smi_fe_init()
684 	dev_dbg(&port->dev->pci_dev->dev,  in smi_fe_init()
685 		"%s: port %d, fe_type = %d\n",  in smi_fe_init()
686 		__func__, port->idx, port->fe_type);  in smi_fe_init()
687 	switch (port->fe_type) {  in smi_fe_init()
689 		ret = smi_dvbsky_m88ds3103_fe_attach(port);  in smi_fe_init()
692 		ret = smi_dvbsky_m88rs6000_fe_attach(port);  in smi_fe_init()
695 		ret = smi_dvbsky_sit2_fe_attach(port);  in smi_fe_init()
702 	ret = dvb_register_frontend(adap, port->fe);  in smi_fe_init()
704 		if (port->i2c_client_tuner)  in smi_fe_init()
705 			smi_del_i2c_client(port->i2c_client_tuner);  in smi_fe_init()
706 		if (port->i2c_client_demod)  in smi_fe_init()
707 			smi_del_i2c_client(port->i2c_client_demod);  in smi_fe_init()
708 		dvb_frontend_detach(port->fe);  in smi_fe_init()
713 	dev_info(&port->dev->pci_dev->dev,  in smi_fe_init()
714 		"%s port %d MAC: %pM\n", dev->info->name,  in smi_fe_init()
715 		port->idx, mac_ee + (port->idx)*8);  in smi_fe_init()
716 	memcpy(adap->proposed_mac, mac_ee + (port->idx)*8, 6);  in smi_fe_init()
720 static void smi_fe_exit(struct smi_port *port)  in smi_fe_exit()  argument
722 	dvb_unregister_frontend(port->fe);  in smi_fe_exit()
724 	if (port->i2c_client_tuner)  in smi_fe_exit()
725 		smi_del_i2c_client(port->i2c_client_tuner);  in smi_fe_exit()
726 	if (port->i2c_client_demod)  in smi_fe_exit()
727 		smi_del_i2c_client(port->i2c_client_demod);  in smi_fe_exit()
728 	dvb_frontend_detach(port->fe);  in smi_fe_exit()
771 static u32 smi_config_DMA(struct smi_port *port)  in smi_config_DMA()  argument
773 	struct smi_dev *dev = port->dev;  in smi_config_DMA()
780 	dmaManagement = smi_read(port->DMA_MANAGEMENT);  in smi_config_DMA()
782 	if (port->_dmaInterruptCH0) {  in smi_config_DMA()
784 		mem = port->dma_addr[0];  in smi_config_DMA()
792 		smi_write(port->DMA_CHAN0_ADDR_LOW, dmaMemPtrLow);  in smi_config_DMA()
793 		smi_write(port->DMA_CHAN0_ADDR_HI, dmaMemPtrHi);  in smi_config_DMA()
794 		smi_write(port->DMA_CHAN0_CONTROL, dmaCtlReg);  in smi_config_DMA()
797 	if (port->_dmaInterruptCH1) {  in smi_config_DMA()
799 		mem = port->dma_addr[1];  in smi_config_DMA()
807 		smi_write(port->DMA_CHAN1_ADDR_LOW, dmaMemPtrLow);  in smi_config_DMA()
808 		smi_write(port->DMA_CHAN1_ADDR_HI, dmaMemPtrHi);  in smi_config_DMA()
809 		smi_write(port->DMA_CHAN1_CONTROL, dmaCtlReg);  in smi_config_DMA()
817 	struct smi_port *port = dvbdmx->priv;  in smi_start_feed()  local
818 	struct smi_dev *dev = port->dev;  in smi_start_feed()
821 	if (port->users++ == 0) {  in smi_start_feed()
822 		dmaManagement = smi_config_DMA(port);  in smi_start_feed()
823 		smi_port_clearInterrupt(port);  in smi_start_feed()
824 		smi_port_enableInterrupt(port);  in smi_start_feed()
825 		smi_write(port->DMA_MANAGEMENT, dmaManagement);  in smi_start_feed()
826 		enable_and_queue_work(system_bh_wq, &port->bh_work);  in smi_start_feed()
828 	return port->users;  in smi_start_feed()
834 	struct smi_port *port = dvbdmx->priv;  in smi_stop_feed()  local
835 	struct smi_dev *dev = port->dev;  in smi_stop_feed()
837 	if (--port->users)  in smi_stop_feed()
838 		return port->users;  in smi_stop_feed()
840 	disable_work_sync(&port->bh_work);  in smi_stop_feed()
841 	smi_port_disableInterrupt(port);  in smi_stop_feed()
842 	smi_clear(port->DMA_MANAGEMENT, 0x30003);  in smi_stop_feed()
846 static int smi_dvb_init(struct smi_port *port)  in smi_dvb_init()  argument
849 	struct dvb_adapter *adap = &port->dvb_adapter;  in smi_dvb_init()
850 	struct dvb_demux *dvbdemux = &port->demux;  in smi_dvb_init()
852 	dev_dbg(&port->dev->pci_dev->dev,  in smi_dvb_init()
853 		"%s, port %d\n", __func__, port->idx);  in smi_dvb_init()
856 				   &port->dev->pci_dev->dev,  in smi_dvb_init()
859 		dev_err(&port->dev->pci_dev->dev, "Fail to register DVB adapter.\n");  in smi_dvb_init()
864 				      smi_stop_feed, port);  in smi_dvb_init()
868 	ret = my_dvb_dmxdev_ts_card_init(&port->dmxdev, &port->demux,  in smi_dvb_init()
869 					 &port->hw_frontend,  in smi_dvb_init()
870 					 &port->mem_frontend, adap);  in smi_dvb_init()
874 	ret = dvb_net_init(adap, &port->dvbnet, port->dmxdev.demux);  in smi_dvb_init()
880 	dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &port->hw_frontend);  in smi_dvb_init()
881 	dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &port->mem_frontend);  in smi_dvb_init()
882 	dvb_dmxdev_release(&port->dmxdev);  in smi_dvb_init()
884 	dvb_dmx_release(&port->demux);  in smi_dvb_init()
886 	dvb_unregister_adapter(&port->dvb_adapter);  in smi_dvb_init()
890 static void smi_dvb_exit(struct smi_port *port)  in smi_dvb_exit()  argument
892 	struct dvb_demux *dvbdemux = &port->demux;  in smi_dvb_exit()
894 	dvb_net_release(&port->dvbnet);  in smi_dvb_exit()
897 	dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &port->hw_frontend);  in smi_dvb_exit()
898 	dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &port->mem_frontend);  in smi_dvb_exit()
899 	dvb_dmxdev_release(&port->dmxdev);  in smi_dvb_exit()
900 	dvb_dmx_release(&port->demux);  in smi_dvb_exit()
902 	dvb_unregister_adapter(&port->dvb_adapter);  in smi_dvb_exit()
906 		struct smi_port *port, int index)  in smi_port_attach()  argument
910 	port->dev = dev;  in smi_port_attach()
911 	port->idx = index;  in smi_port_attach()
912 	port->fe_type = (index == 0) ? dev->info->fe_0 : dev->info->fe_1;  in smi_port_attach()
914 	/* port init.*/  in smi_port_attach()
915 	ret = smi_port_init(port, dmachs);  in smi_port_attach()
919 	ret = smi_dvb_init(port);  in smi_port_attach()
923 	ret = smi_fe_init(port);  in smi_port_attach()
928 	smi_dvb_exit(port);  in smi_port_attach()
930 	smi_port_exit(port);  in smi_port_attach()
934 static void smi_port_detach(struct smi_port *port)  in smi_port_detach()  argument
936 	smi_fe_exit(port);  in smi_port_detach()
937 	smi_dvb_exit(port);  in smi_port_detach()
938 	smi_port_exit(port);  in smi_port_detach()