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authorHeiko Carstens <heiko.carstens@de.ibm.com>2008-12-25 13:39:01 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-12-25 13:39:05 +0100
commit191fd44c11e10daf9d2cabd16935952e9c735949 (patch)
tree320f6344ccc07e265d5b902ed2a2cffa1838bca6 /drivers/s390/cio/cio.c
parent547e3cec4f7a4846707db19cba43aa58eb07f48f (diff)
[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: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/cio.c')
-rw-r--r--drivers/s390/cio/cio.c75
1 files changed, 37 insertions, 38 deletions
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 3db2c386546..8047800e9a0 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -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;