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authorRob Herring <rob.herring@calxeda.com>2011-12-22 15:07:00 -0500
committerJeff Garzik <jgarzik@redhat.com>2012-01-08 19:14:58 -0500
commitd0643aa16688131b4dfbd03797ad73bab4ff29bf (patch)
treedb9e5b3d84358171bc550fe84f71a92f6de2b254 /drivers
parent99c8ea3e57e7b5551ffd9cd401c4bf302b5664e3 (diff)
downloadlinux-bcache-d0643aa16688131b4dfbd03797ad73bab4ff29bf.tar.zst
pata_of_platform: remove direct dependency on OF_IRQ
CONFIG_OF_IRQ is not available on some platforms and using of_irq_* breaks the build. Since resources are already populated in the platform device, get the irq from there instead. Reported-by: David S. Miller <davem@davemloft.net> Signed-off-by: Rob Herring <rob.herring@calxeda.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/ata/Kconfig2
-rw-r--r--drivers/ata/pata_of_platform.c15
2 files changed, 7 insertions, 10 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index cf047c406d92..6bdedd7cca2c 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -820,7 +820,7 @@ config PATA_PLATFORM
config PATA_OF_PLATFORM
tristate "OpenFirmware platform device PATA support"
- depends on PATA_PLATFORM && OF && OF_IRQ
+ depends on PATA_PLATFORM && OF
help
This option enables support for generic directly connected ATA
devices commonly found on embedded systems with OpenFirmware
diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c
index 9f11c35418c4..1654dc27e7f8 100644
--- a/drivers/ata/pata_of_platform.c
+++ b/drivers/ata/pata_of_platform.c
@@ -12,8 +12,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of_address.h>
-#include <linux/of_irq.h>
-#include <linux/of_platform.h>
+#include <linux/platform_device.h>
#include <linux/ata_platform.h>
static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
@@ -22,7 +21,7 @@ static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
struct device_node *dn = ofdev->dev.of_node;
struct resource io_res;
struct resource ctl_res;
- struct resource irq_res;
+ struct resource *irq_res;
unsigned int reg_shift = 0;
int pio_mode = 0;
int pio_mask;
@@ -51,11 +50,9 @@ static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
}
}
- ret = of_irq_to_resource(dn, 0, &irq_res);
- if (!ret)
- irq_res.start = irq_res.end = 0;
- else
- irq_res.flags = 0;
+ irq_res = platform_get_resource(ofdev, IORESOURCE_IRQ, 0);
+ if (irq_res)
+ irq_res->flags = 0;
prop = of_get_property(dn, "reg-shift", NULL);
if (prop)
@@ -75,7 +72,7 @@ static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
pio_mask = 1 << pio_mode;
pio_mask |= (1 << pio_mode) - 1;
- return __pata_platform_probe(&ofdev->dev, &io_res, &ctl_res, &irq_res,
+ return __pata_platform_probe(&ofdev->dev, &io_res, &ctl_res, irq_res,
reg_shift, pio_mask);
}