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authorStanislaw Gruszka <stf_xl@wp.pl>2009-03-05 16:10:57 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-05 16:10:57 +0100
commit849d7130001ab740a5a4778a561049841fdd77c9 (patch)
treec7031ed3d3aa24270d0f001d3616698aeb3fe39a
parenta509538d4fb4f99cdf0a095213d57cc3b2347615 (diff)
ide: allow to wrap interrupt handler
Signed-off-by: Stanislaw Gruszka <stf_xl@wp.pl> Cc: Andrew Victor <linux@maxim.org.za> [bart: minor checkpatch.pl / CodingStyle fixups] Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-io.c1
-rw-r--r--drivers/ide/ide-probe.c7
-rw-r--r--include/linux/ide.h1
3 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 9ff90cb1dbf..a9a6c208288 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -1162,6 +1162,7 @@ out_early:
return irq_ret;
}
+EXPORT_SYMBOL_GPL(ide_intr);
/**
* ide_do_drive_cmd - issue IDE special command
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index ce0818a993f..ee8e3e7cad5 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -950,6 +950,7 @@ static int ide_port_setup_devices(ide_hwif_t *hwif)
static int init_irq (ide_hwif_t *hwif)
{
struct ide_io_ports *io_ports = &hwif->io_ports;
+ irq_handler_t irq_handler;
int sa = 0;
mutex_lock(&ide_cfg_mtx);
@@ -959,6 +960,10 @@ static int init_irq (ide_hwif_t *hwif)
hwif->timer.function = &ide_timer_expiry;
hwif->timer.data = (unsigned long)hwif;
+ irq_handler = hwif->host->irq_handler;
+ if (irq_handler == NULL)
+ irq_handler = ide_intr;
+
#if defined(__mc68000__)
sa = IRQF_SHARED;
#endif /* __mc68000__ */
@@ -969,7 +974,7 @@ static int init_irq (ide_hwif_t *hwif)
if (io_ports->ctl_addr)
hwif->tp_ops->set_irq(hwif, 1);
- if (request_irq(hwif->irq, &ide_intr, sa, hwif->name, hwif))
+ if (request_irq(hwif->irq, irq_handler, sa, hwif->name, hwif))
goto out_up;
if (!hwif->rqsize) {
diff --git a/include/linux/ide.h b/include/linux/ide.h
index fe235b65207..e0cedfe9fad 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -866,6 +866,7 @@ struct ide_host {
unsigned int n_ports;
struct device *dev[2];
unsigned int (*init_chipset)(struct pci_dev *);
+ irq_handler_t irq_handler;
unsigned long host_flags;
void *host_priv;
ide_hwif_t *cur_port; /* for hosts requiring serialization */