Commit 191fd44c authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

[S390] cio: get rid of compile warning



Move cio_tpi() to the rest of the CONFIG_CCW_CONSOLE functions to
get rid of this one:

drivers/s390/cio/cio.c:115: warning: 'cio_tpi' defined but not used
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 547e3cec
......@@ -104,44 +104,6 @@ cio_get_options (struct subchannel *sch)
return flags;
}
/*
* Use tpi to get a pending interrupt, call the interrupt handler and
* return a pointer to the subchannel structure.
*/
static int
cio_tpi(void)
{
struct tpi_info *tpi_info;
struct subchannel *sch;
struct irb *irb;
int irq_context;
tpi_info = (struct tpi_info *) __LC_SUBCHANNEL_ID;
if (tpi (NULL) != 1)
return 0;
irb = (struct irb *) __LC_IRB;
/* Store interrupt response block to lowcore. */
if (tsch (tpi_info->schid, irb) != 0)
/* Not status pending or not operational. */
return 1;
sch = (struct subchannel *)(unsigned long)tpi_info->intparm;
if (!sch)
return 1;
irq_context = in_interrupt();
if (!irq_context)
local_bh_disable();
irq_enter ();
spin_lock(sch->lock);
memcpy(&sch->schib.scsw, &irb->scsw, sizeof(union scsw));
if (sch->driver && sch->driver->irq)
sch->driver->irq(sch);
spin_unlock(sch->lock);
irq_exit ();
if (!irq_context)
_local_bh_enable();
return 1;
}
static int
cio_start_handle_notoper(struct subchannel *sch, __u8 lpm)
{
......@@ -687,6 +649,43 @@ static char console_sch_name[10] = "0.x.xxxx";
static struct io_subchannel_private console_priv;
static int console_subchannel_in_use;
/*
* Use tpi to get a pending interrupt, call the interrupt handler and
* return a pointer to the subchannel structure.
*/
static int cio_tpi(void)
{
struct tpi_info *tpi_info;
struct subchannel *sch;
struct irb *irb;
int irq_context;
tpi_info = (struct tpi_info *) __LC_SUBCHANNEL_ID;
if (tpi(NULL) != 1)
return 0;
irb = (struct irb *) __LC_IRB;
/* Store interrupt response block to lowcore. */
if (tsch(tpi_info->schid, irb) != 0)
/* Not status pending or not operational. */
return 1;
sch = (struct subchannel *)(unsigned long)tpi_info->intparm;
if (!sch)
return 1;
irq_context = in_interrupt();
if (!irq_context)
local_bh_disable();
irq_enter();
spin_lock(sch->lock);
memcpy(&sch->schib.scsw, &irb->scsw, sizeof(union scsw));
if (sch->driver && sch->driver->irq)
sch->driver->irq(sch);
spin_unlock(sch->lock);
irq_exit();
if (!irq_context)
_local_bh_enable();
return 1;
}
void *cio_get_console_priv(void)
{
return &console_priv;
......
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