Commit fadfa070 authored by Manu Abraham's avatar Manu Abraham Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB (13735): [Mantis] Implement the Event Manager tasklet 



Signed-off-by: default avatarManu Abraham <manu@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent d575571e

drivers/media/dvb/mantis/mantis_evm.c

+65 −0
Original line number Diff line number Diff line
@@ -20,12 +20,76 @@ 


#include "mantis_common.h"

#include "mantis_link.h"

#include "mantis_hif.h"



void mantis_hifevm_tasklet(unsigned long data)

{

	struct mantis_ca *ca = (struct mantis_ca *) data;

	struct mantis_pci *mantis = ca->ca_priv;



	u32 gpif_stat;



	gpif_stat = mmread(MANTIS_GPIF_STATUS);



	if (gpif_stat & MANTIS_GPIF_DETSTAT) {

		if (gpif_stat & MANTIS_CARD_PLUGIN) {

			dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis->num);

			mmwrite(0xdada0000, MANTIS_CARD_RESET);

			// Plugin call here

			gpif_stat = 0; // crude !

		}

	} else {

		if (gpif_stat & MANTIS_CARD_PLUGOUT) {

			dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis->num);

			mmwrite(0xdada0000, MANTIS_CARD_RESET);

			// Unplug call here

			gpif_stat = 0; // crude !

		}

	}



	if (gpif_stat & MANTIS_GPIF_EXTIRQ)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis->num);



	if (gpif_stat & MANTIS_SBUF_WSTO)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis->num);



	if (gpif_stat & MANTIS_GPIF_OTHERR)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis->num);



	if (gpif_stat & MANTIS_SBUF_OVFLW)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis->num);



	if (gpif_stat & MANTIS_GPIF_BRRDY) {

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis->num);

		ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL;

		if (ca->hif_job_queue & MANTIS_HIF_MEMRD)

			wake_up(&ca->hif_brrdyw_wq);

	}

	if (gpif_stat & MANTIS_GPIF_WRACK)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Slave Write ACK", mantis->num);



	if (gpif_stat & MANTIS_GPIF_INTSTAT)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis->num);



	if (gpif_stat & MANTIS_SBUF_EMPTY)

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis->num);



	if (gpif_stat & MANTIS_SBUF_OPDONE) {

		dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num);

		if (ca->hif_job_queue) {

			wake_up(&ca->hif_opdone_wq);

			ca->hif_event = MANTIS_SBUF_OPDONE;

		}

	}

}



int mantis_evmgr_init(struct mantis_ca *ca)

{

	struct mantis_pci *mantis = ca->ca_priv;



	dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Initializing Mantis Host I/F Event manager");

	tasklet_init(&ca->hif_evm_tasklet, mantis_hifevm_tasklet, (unsigned long) ca);



	return 0;

}
@@ -34,4 +98,5 @@ void mantis_evmgr_exit(struct mantis_ca *ca) 
	struct mantis_pci *mantis = ca->ca_priv;



	dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting");

	tasklet_kill(&ca->hif_evm_tasklet);

}

drivers/media/dvb/mantis/mantis_reg.h

+57 −1
Original line number Diff line number Diff line
@@ -73,6 +73,40 @@ 
#define MANTIS_I2C_STOP			(0x01 <<  5)

#define MANTIS_I2C_PGMODE		(0x01 <<  3)



#define MANTIS_GPIF_CFGSLA		0x84

#define MANTIS_GPIF_WAITSMPL		(0x07 << 28)

#define MANTIS_GPIF_BYTEADDRSUB		(0x01 << 25)

#define MANTIS_GPIF_WAITPOL		(0x01 << 24)

#define MANTIS_GPIF_NCDELAY		(0x07 << 20)

#define MANTIS_GPIF_RW2CSDELAY		(0x07 << 16)

#define MANTIS_GPIF_SLFTIMEDMODE	(0x01 << 15)

#define MANTIS_GPIF_SLFTIMEDDELY	(0x7f <<  8)

#define MANTIS_GPIF_DEVTYPE		(0x07 <<  4)

#define MANTIS_GPIF_BIGENDIAN		(0x01 <<  3)

#define MANTIS_GPIF_FETCHCMD		(0x03 <<  1)

#define MANTIS_GPIF_HWORDDEV		(0x01 <<  0)



#define MANTIS_GPIF_WSTOPER		0x90

#define MANTIS_GPIF_WSTOPERWREN3	(0x01 << 31)

#define MANTIS_GPIF_PARBOOTN		(0x01 << 29)

#define MANTIS_GPIF_WSTOPERSLID3	(0x1f << 24)

#define MANTIS_GPIF_WSTOPERWREN2	(0x01 << 23)

#define MANTIS_GPIF_WSTOPERSLID2	(0x1f << 16)

#define MANTIS_GPIF_WSTOPERWREN1	(0x01 << 15)

#define MANTIS_GPIF_WSTOPERSLID1	(0x1f <<  8)

#define MANTIS_GPIF_WSTOPERWREN0	(0x01 <<  7)

#define MANTIS_GPIF_WSTOPERSLID0	(0x1f <<  0)



#define MANTIS_GPIF_CS2RW		0x94

#define MANTIS_GPIF_CS2RWWREN3		(0x01 << 31)

#define MANTIS_GPIF_CS2RWDELY3		(0x3f << 24)

#define MANTIS_GPIF_CS2RWWREN2		(0x01 << 23)

#define MANTIS_GPIF_CS2RWDELY2		(0x3f << 16)

#define MANTIS_GPIF_CS2RWWREN1		(0x01 << 15)

#define MANTIS_GPIF_CS2RWDELY1		(0x3f <<  8)

#define MANTIS_GPIF_CS2RWWREN0		(0x01 <<  7)

#define MANTIS_GPIF_CS2RWDELY0		(0x3f <<  0)



#define MANTIS_GPIF_IRQCFG		0x98

#define MANTIS_GPIF_IRQPOL		(0x01 <<  8)

#define MANTIS_MASK_WRACK		(0x01 <<  7)
@@ -99,11 +133,33 @@ 
#define MANTIS_CARD_PLUGIN		(0x01 <<  1)

#define MANTIS_CARD_PLUGOUT		(0x01 <<  0)



#define MANTIS_GPIF_BRADDR		0xa0

#define MANTIS_GPIF_PCMCIAREG		(0x01 		<< 27)

#define MANTIS_GPIF_PCMCIAIOM		(0x01 		<< 26)

#define MANTIS_GPIF_BR_ADDR		(0xfffffff	<<  0)



#define MANTIS_GPIF_BRBYTES		0xa4

#define MANTIS_GPIF_BRCNT		(0xfff 		<<  0)



#define MANTIS_PCMCIA_RESET		0xa8

#define MANTIS_PCMCIA_RSTVAL		(0xff << 0)



#define MANTIS_CARD_RESET		0xac



#define MANTIS_GPIF_ADDR		0xb0

#define MANTIS_GPIF_RDWRN		(0x01		<< 31)

#define MANTIS_GPIF_PCMCIAREG		(0x01		<< 27)

#define MANTIS_GPIF_PCMCIAIOM		(0x01		<< 26)

#define MANTIS_GPIF_HIF_ADDR		(0xfffffff	<<  0)



#define MANTIS_GPIF_DOUT		0xb4

#define MANTIS_GPIF_HIF_DOUT		(0xfffffff	<<  0)



#define MANTIS_GPIF_DIN			0xb8

#define MANTIS_GPIF_HIF_DIN		(0xfffffff	<<  0)



#define MANTIS_GPIF_SPARE		0xbc

#define MANTIS_GPIF_LOGICRD		(0xffff		<< 16)

#define MANTIS_GPIF_LOGICRW		(0xffff		<<  0)



#endif //__MANTIS_REG_H