Ejemplo n.º 1
0
/*
 * resume suspended I/O operation
 */
int
cio_resume (struct subchannel *sch)
{
	char dbf_txt[15];
	int ccode;

	CIO_TRACE_EVENT (4, "resIO");
	CIO_TRACE_EVENT (4, sch->dev.bus_id);

	ccode = rsch (sch->irq);

	sprintf (dbf_txt, "ccode:%d", ccode);
	CIO_TRACE_EVENT (4, dbf_txt);

	switch (ccode) {
	case 0:
		sch->schib.scsw.actl |= SCSW_ACTL_RESUME_PEND;
		return 0;
	case 1:
		return -EBUSY;
	case 2:
		return -EINVAL;
	default:
		/*
		 * useless to wait for request completion
		 *  as device is no longer operational !
		 */
		return -ENODEV;
	}
}
Ejemplo n.º 2
0
/*
 * resume suspended I/O operation
 */
int
cio_resume (struct subchannel *sch)
{
	int ccode;

	CIO_TRACE_EVENT(4, "resIO");
	CIO_TRACE_EVENT(4, dev_name(&sch->dev));

	ccode = rsch (sch->schid);

	CIO_HEX_EVENT(4, &ccode, sizeof(ccode));

	switch (ccode) {
	case 0:
		sch->schib.scsw.cmd.actl |= SCSW_ACTL_RESUME_PEND;
		return 0;
	case 1:
		return -EBUSY;
	case 2:
		return -EINVAL;
	default:
		/*
		 * useless to wait for request completion
		 *  as device is no longer operational !
		 */
		return -ENODEV;
	}
}
Ejemplo n.º 3
0
int
cio_resume (struct subchannel *sch)
{
	int ccode;

	CIO_TRACE_EVENT(4, "resIO");
	CIO_TRACE_EVENT(4, dev_name(&sch->dev));

	ccode = rsch (sch->schid);

	CIO_HEX_EVENT(4, &ccode, sizeof(ccode));

	switch (ccode) {
	case 0:
		sch->schib.scsw.cmd.actl |= SCSW_ACTL_RESUME_PEND;
		return 0;
	case 1:
		return -EBUSY;
	case 2:
		return -EINVAL;
	default:
		return -ENODEV;
	}
}