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authorFelipe Contreras <felipe.contreras@gmail.com>2010-06-11 15:51:41 +0000
committerHiroshi DOYU <Hiroshi.DOYU@nokia.com>2010-08-04 15:50:18 +0300
commit5f1af5c7013b8fde5b92cb4d356dfafa78284951 (patch)
treef3f46311dda282596d7be2c66320652f3aaa73c8 /arch/arm/mach-omap1/mailbox.c
parente37a769caa6bd4348986d863a99736b61adc5b4c (diff)
downloadlinux-5f1af5c7013b8fde5b92cb4d356dfafa78284951.tar.bz2
omap: mailbox: update omap1 probing
Based on omap2 code. Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com> Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
Diffstat (limited to 'arch/arm/mach-omap1/mailbox.c')
-rw-r--r--arch/arm/mach-omap1/mailbox.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/arch/arm/mach-omap1/mailbox.c b/arch/arm/mach-omap1/mailbox.c
index 15bf2a29bbcd..211b9fcbe7c8 100644
--- a/arch/arm/mach-omap1/mailbox.c
+++ b/arch/arm/mach-omap1/mailbox.c
@@ -146,12 +146,7 @@ EXPORT_SYMBOL(mbox_dsp_info);
static int __devinit omap1_mbox_probe(struct platform_device *pdev)
{
struct resource *res;
-
- if (pdev->num_resources != 2) {
- dev_err(&pdev->dev, "invalid number of resources: %d\n",
- pdev->num_resources);
- return -ENODEV;
- }
+ int ret;
/* MBOX base */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -161,27 +156,32 @@ static int __devinit omap1_mbox_probe(struct platform_device *pdev)
}
mbox_base = ioremap(res->start, resource_size(res));
- if (!mbox_base) {
- dev_err(&pdev->dev, "ioremap failed\n");
- return -ENODEV;
- }
+ if (!mbox_base)
+ return -ENOMEM;
/* DSP IRQ */
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (unlikely(!res)) {
dev_err(&pdev->dev, "invalid irq resource\n");
- iounmap(mbox_base);
- return -ENODEV;
+ ret = -ENODEV;
+ goto err_out;
}
mbox_dsp_info.irq = res->start;
- return omap_mbox_register(&pdev->dev, &mbox_dsp_info);
+ ret = omap_mbox_register(&pdev->dev, &mbox_dsp_info);
+ if (ret)
+ goto err_out;
+ return 0;
+
+err_out:
+ iounmap(mbox_base);
+ return ret;
}
static int __devexit omap1_mbox_remove(struct platform_device *pdev)
{
omap_mbox_unregister(&mbox_dsp_info);
-
+ iounmap(mbox_base);
return 0;
}