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irqchip/mbigen: Remove platform_msi_create_device_domain() fallback

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Now that ITS provides the MSI parent domain, remove the unused fallback
code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
Signed-off-by: Shivamurthy Shastri <shivamurthy.shastri@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240623142235.333333826@linutronix.de
This commit is contained in:
Thomas Gleixner 2024-06-23 17:18:48 +02:00
parent 7f2baef05d
commit 752e021f5b
1 changed files with 4 additions and 70 deletions
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74
drivers/irqchip/irq-mbigen.c
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@ -180,64 +180,6 @@ static int mbigen_domain_translate(struct irq_domain *d, struct irq_fwspec *fwsp
return -EINVAL;
}
/* The following section will go away once ITS provides a MSI parent */
static struct irq_chip mbigen_irq_chip = {
.name = "mbigen-v2",
.irq_mask = irq_chip_mask_parent,
.irq_unmask = irq_chip_unmask_parent,
.irq_eoi = mbigen_eoi_irq,
.irq_set_type = mbigen_set_type,
.irq_set_affinity = irq_chip_set_affinity_parent,
};
static int mbigen_irq_domain_alloc(struct irq_domain *domain,
unsigned int virq,
unsigned int nr_irqs,
void *args)
{
struct irq_fwspec *fwspec = args;
irq_hw_number_t hwirq;
unsigned int type;
struct mbigen_device *mgn_chip;
int i, err;
err = mbigen_domain_translate(domain, fwspec, &hwirq, &type);
if (err)
return err;
err = platform_msi_device_domain_alloc(domain, virq, nr_irqs);
if (err)
return err;
mgn_chip = platform_msi_get_host_data(domain);
for (i = 0; i < nr_irqs; i++)
irq_domain_set_hwirq_and_chip(domain, virq + i, hwirq + i,
&mbigen_irq_chip, mgn_chip->base);
return 0;
}
static void mbigen_irq_domain_free(struct irq_domain *domain, unsigned int virq,
unsigned int nr_irqs)
{
platform_msi_device_domain_free(domain, virq, nr_irqs);
}
static const struct irq_domain_ops mbigen_domain_ops = {
.translate = mbigen_domain_translate,
.alloc = mbigen_irq_domain_alloc,
.free = mbigen_irq_domain_free,
};
static void mbigen_write_msg(struct msi_desc *desc, struct msi_msg *msg)
{
mbigen_write_msi_msg(irq_get_irq_data(desc->irq), msg);
}
/* End of to be removed section */
static void mbigen_domain_set_desc(msi_alloc_info_t *arg, struct msi_desc *desc)
{
arg->desc = desc;
@ -268,20 +210,12 @@ static const struct msi_domain_template mbigen_msi_template = {
static bool mbigen_create_device_domain(struct device *dev, unsigned int size,
struct mbigen_device *mgn_chip)
{
struct irq_domain *domain = dev->msi.domain;
if (WARN_ON_ONCE(!domain))
if (WARN_ON_ONCE(!dev->msi.domain))
return false;
if (irq_domain_is_msi_parent(domain)) {
return msi_create_device_irq_domain(dev, MSI_DEFAULT_DOMAIN,
&mbigen_msi_template, size,
NULL, mgn_chip->base);
}
/* Remove once ITS provides MSI parent */
return !!platform_msi_create_device_domain(dev, size, mbigen_write_msg,
&mbigen_domain_ops, mgn_chip);
return msi_create_device_irq_domain(dev, MSI_DEFAULT_DOMAIN,
&mbigen_msi_template, size,
NULL, mgn_chip->base);
}
static int mbigen_of_create_domain(struct platform_device *pdev,