From: ext Felipe Contreras <felipe.contre...@gmail.com>
Subject: [PATCH v3 13/14] omap: mailbox: simplify omap_mbox_register()
Date: Sat, 22 May 2010 19:14:24 +0200
> No need to dynamically register mailboxes one by one.
>
> Signed-off-by: Felipe Contreras <felipe.contre...@gmail.com>
> ---
> arch/arm/mach-omap1/mailbox.c | 25 ++------
> arch/arm/mach-omap2/mailbox.c | 22 ++-----
> arch/arm/plat-omap/include/plat/mailbox.h | 5 +-
> arch/arm/plat-omap/mailbox.c | 95
> +++++++++++------------------
> 4 files changed, 50 insertions(+), 97 deletions(-)
>
> diff --git a/arch/arm/mach-omap1/mailbox.c b/arch/arm/mach-omap1/mailbox.c
> index 4210896..e50b3c2 100644
> --- a/arch/arm/mach-omap1/mailbox.c
> +++ b/arch/arm/mach-omap1/mailbox.c
> @@ -29,8 +29,6 @@
>
> static void __iomem *mbox_base;
>
> -static struct omap_mbox **list;
> -
> struct omap_mbox1_fifo {
> unsigned long cmd;
> unsigned long data;
> @@ -151,38 +149,29 @@ static int __devinit omap1_mbox_probe(struct
> platform_device *pdev)
> struct resource *res;
> int ret;
> int i;
> + struct omap_mbox **list;
>
> res = pdev->resource;
>
> list = omap1_mboxes;
> -
> list[0]->irq = platform_get_irq_byname(pdev, "dsp");
>
> mbox_base = ioremap(res[0].start, resource_size(&res[0]));
> if (!mbox_base)
> return -ENOMEM;
>
> - for (i = 0; list[i]; i++) {
> - ret = omap_mbox_register(&pdev->dev, list[i]);
> - if (ret)
> - goto err_out;
> + ret = omap_mbox_register(&pdev->dev, list);
> + if (ret) {
> + iounmap(mbox_base);
> + return ret;
> }
> - return 0;
>
> -err_out:
> - while (i--)
> - omap_mbox_unregister(list[i]);
> - iounmap(mbox_base);
> - return ret;
> + return 0;
> }
>
> static int __devexit omap1_mbox_remove(struct platform_device *pdev)
> {
> - int i;
> -
> - for (i = 0; list[i]; i++)
> - omap_mbox_unregister(list[i]);
> -
> + omap_mbox_unregister();
> iounmap(mbox_base);
> return 0;
> }
> diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
> index a433ca7..66d366d 100644
> --- a/arch/arm/mach-omap2/mailbox.c
> +++ b/arch/arm/mach-omap2/mailbox.c
> @@ -54,8 +54,6 @@
>
> static void __iomem *mbox_base;
>
> -static struct omap_mbox **list;
> -
> struct omap_mbox2_fifo {
> unsigned long msg;
> unsigned long fifo_stat;
> @@ -393,7 +391,7 @@ static int __devinit omap2_mbox_probe(struct
> platform_device *pdev)
> {
> struct resource *res;
> int ret;
> - int i;
> + struct omap_mbox **list;
>
> res = pdev->resource;
>
> @@ -430,27 +428,19 @@ static int __devinit omap2_mbox_probe(struct
> platform_device *pdev)
> if (!mbox_base)
> return -ENOMEM;
>
> - for (i = 0; list[i]; i++) {
> - ret = omap_mbox_register(&pdev->dev, list[i]);
> - if (ret)
> - goto err_out;
> + ret = omap_mbox_register(&pdev->dev, list);
> + if (ret) {
> + iounmap(mbox_base);
> + return ret;
> }
> return 0;
>
> -err_out:
> - while (i--)
> - omap_mbox_unregister(list[i]);
> - iounmap(mbox_base);
> return ret;
> }
The above result in:
....
ret = omap_mbox_register(&pdev->dev, list);
if (ret) {
iounmap(mbox_base);
return ret;
}
return 0;
return ret;
}
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