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omap: mailbox: reorganize registering 

It's more extensible this way.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
This commit is contained in:
Felipe Contreras 2010-06-11 15:51:45 +00:00 committed by Hiroshi DOYU
parent 1f2c4dfd30
commit 898ee75623
2 changed files with 67 additions and 84 deletions
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42
arch/arm/mach-omap1/mailbox.c
View File

@ -29,6 +29,8 @@
static void __iomem *mbox_base;
static struct omap_mbox **list;
struct omap_mbox1_fifo {
unsigned long cmd;
unsigned long data;
@ -142,44 +144,44 @@ struct omap_mbox mbox_dsp_info = {
.priv = &omap1_mbox_dsp_priv,
};
struct omap_mbox *omap1_mboxes[] = { &mbox_dsp_info, NULL };
static int __devinit omap1_mbox_probe(struct platform_device *pdev)
{
struct resource *res;
struct resource *mem;
int ret;
int i;
/* MBOX base */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (unlikely(!res)) {
dev_err(&pdev->dev, "invalid mem resource\n");
return -ENODEV;
}
list = omap1_mboxes;
mbox_base = ioremap(res->start, resource_size(res));
list[0]->irq = platform_get_irq_byname(pdev, "dsp");
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mbox_base = ioremap(mem->start, resource_size(mem));
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");
ret = -ENODEV;
goto err_out;
for (i = 0; list[i]; i++) {
ret = omap_mbox_register(&pdev->dev, list[i]);
if (ret)
goto err_out;
}
mbox_dsp_info.irq = res->start;
ret = omap_mbox_register(&pdev->dev, &mbox_dsp_info);
if (ret)
goto err_out;
return 0;
err_out:
while (i--)
omap_mbox_unregister(list[i]);
iounmap(mbox_base);
return ret;
}
static int __devexit omap1_mbox_remove(struct platform_device *pdev)
{
omap_mbox_unregister(&mbox_dsp_info);
int i;
for (i = 0; list[i]; i++)
omap_mbox_unregister(list[i]);
iounmap(mbox_base);
return 0;
}

109
arch/arm/mach-omap2/mailbox.c
View File

@ -56,6 +56,8 @@
static void __iomem *mbox_base;
static struct omap_mbox **list;
struct omap_mbox2_fifo {
unsigned long msg;
unsigned long fifo_stat;
@ -307,6 +309,8 @@ struct omap_mbox mbox_dsp_info = {
.priv = &omap2_mbox_dsp_priv,
};
struct omap_mbox *omap3_mboxes[] = { &mbox_dsp_info, NULL };
#if defined(CONFIG_ARCH_OMAP2420)
/* IVA */
@ -331,6 +335,8 @@ static struct omap_mbox mbox_iva_info = {
.ops = &omap2_mbox_ops,
.priv = &omap2_mbox_iva_priv,
};
struct omap_mbox *omap2_mboxes[] = { &mbox_iva_info, &mbox_dsp_info, NULL };
#endif
/* OMAP4 */
@ -378,89 +384,64 @@ struct omap_mbox mbox_2_info = {
.priv = &omap2_mbox_2_priv,
};
struct omap_mbox *omap4_mboxes[] = { &mbox_1_info, &mbox_2_info, NULL };
static int __devinit omap2_mbox_probe(struct platform_device *pdev)
{
struct resource *res;
struct resource *mem;
int ret;
int i;
/* MBOX base */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (unlikely(!res)) {
dev_err(&pdev->dev, "invalid mem resource\n");
if (cpu_is_omap3430()) {
list = omap3_mboxes;
list[0]->irq = platform_get_irq_byname(pdev, "dsp");
}
#if defined(CONFIG_ARCH_OMAP2420)
else if (cpu_is_omap2420()) {
list = omap2_mboxes;
list[0]->irq = platform_get_irq_byname(pdev, "dsp");
list[1]->irq = platform_get_irq_byname(pdev, "iva");
}
#endif
else if (cpu_is_omap44xx()) {
list = omap4_mboxes;
list[0]->irq = list[1]->irq =
platform_get_irq_byname(pdev, "mbox");
}
else {
pr_err("%s: platform not supported\n", __func__);
return -ENODEV;
}
mbox_base = ioremap(res->start, resource_size(res));
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mbox_base = ioremap(mem->start, resource_size(mem));
if (!mbox_base)
return -ENOMEM;
/* DSP or IVA2 IRQ */
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (unlikely(!res)) {
dev_err(&pdev->dev, "invalid irq resource\n");
ret = -ENODEV;
goto err_dsp;
for (i = 0; list[i]; i++) {
ret = omap_mbox_register(&pdev->dev, list[i]);
if (ret)
goto err_out;
}
if (cpu_is_omap44xx()) {
mbox_1_info.irq = res->start;
ret = omap_mbox_register(&pdev->dev, &mbox_1_info);
} else {
mbox_dsp_info.irq = res->start;
ret = omap_mbox_register(&pdev->dev, &mbox_dsp_info);
}
if (ret)
goto err_dsp;
if (cpu_is_omap44xx()) {
mbox_2_info.irq = res->start;
ret = omap_mbox_register(&pdev->dev, &mbox_2_info);
if (ret) {
omap_mbox_unregister(&mbox_1_info);
goto err_dsp;
}
}
#if defined(CONFIG_ARCH_OMAP2420) /* IVA */
if (cpu_is_omap2420()) {
/* IVA IRQ */
res = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
if (unlikely(!res)) {
dev_err(&pdev->dev, "invalid irq resource\n");
ret = -ENODEV;
omap_mbox_unregister(&mbox_dsp_info);
goto err_dsp;
}
mbox_iva_info.irq = res->start;
ret = omap_mbox_register(&pdev->dev, &mbox_iva_info);
if (ret) {
omap_mbox_unregister(&mbox_dsp_info);
goto err_dsp;
}
}
#endif
return 0;
#if defined(CONFIG_ARCH_OMAP2420) /* IVA */
err_iva1:
omap_mbox_unregister(&mbox_dsp_info);
#endif
err_dsp:
err_out:
while (i--)
omap_mbox_unregister(list[i]);
iounmap(mbox_base);
return ret;
}
static int __devexit omap2_mbox_remove(struct platform_device *pdev)
{
#if defined(CONFIG_ARCH_OMAP2420)
if (cpu_is_omap2420())
omap_mbox_unregister(&mbox_iva_info);
#endif
int i;
for (i = 0; list[i]; i++)
omap_mbox_unregister(list[i]);
if (cpu_is_omap44xx()) {
omap_mbox_unregister(&mbox_2_info);
omap_mbox_unregister(&mbox_1_info);
} else
omap_mbox_unregister(&mbox_dsp_info);
iounmap(mbox_base);
return 0;
}