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genirq/msi: Remove msi_domain_ops:: Msi_check() 

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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20221111122015.807616900@linutronix.de
This commit is contained in:
Thomas Gleixner 2022-11-11 14:55:15 +01:00
parent 9c03b2589d
commit 2569f62ca4
2 changed files with 1 additions and 20 deletions
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4
include/linux/msi.h
View File

@ -292,7 +292,6 @@ struct msi_domain_info;
* @get_hwirq: Retrieve the resulting hw irq number
* @msi_init: Domain specific init function for MSI interrupts
* @msi_free: Domain specific function to free a MSI interrupts
* @msi_check: Callback for verification of the domain/info/dev data
* @msi_prepare: Prepare the allocation of the interrupts in the domain
* @set_desc: Set the msi descriptor for an interrupt
* @domain_alloc_irqs: Optional function to override the default allocation
@ -330,9 +329,6 @@ struct msi_domain_ops {
void (*msi_free)(struct irq_domain *domain,
struct msi_domain_info *info,
unsigned int virq);
int (*msi_check)(struct irq_domain *domain,
struct msi_domain_info *info,
struct device *dev);
int (*msi_prepare)(struct irq_domain *domain,
struct device *dev, int nvec,
msi_alloc_info_t *arg);

17
kernel/irq/msi.c
View File

@ -617,17 +617,9 @@ static int msi_domain_ops_init(struct irq_domain *domain,
return 0;
}
static int msi_domain_ops_check(struct irq_domain *domain,
struct msi_domain_info *info,
struct device *dev)
{
return 0;
}
static struct msi_domain_ops msi_domain_ops_default = {
.get_hwirq = msi_domain_ops_get_hwirq,
.msi_init = msi_domain_ops_init,
.msi_check = msi_domain_ops_check,
.msi_prepare = msi_domain_ops_prepare,
.set_desc = msi_domain_ops_set_desc,
.domain_alloc_irqs = __msi_domain_alloc_irqs,
@ -655,8 +647,6 @@ static void msi_domain_update_dom_ops(struct msi_domain_info *info)
ops->get_hwirq = msi_domain_ops_default.get_hwirq;
if (ops->msi_init == NULL)
ops->msi_init = msi_domain_ops_default.msi_init;
if (ops->msi_check == NULL)
ops->msi_check = msi_domain_ops_default.msi_check;
if (ops->msi_prepare == NULL)
ops->msi_prepare = msi_domain_ops_default.msi_prepare;
if (ops->set_desc == NULL)
@ -707,13 +697,8 @@ int msi_domain_prepare_irqs(struct irq_domain *domain, struct device *dev,
{
struct msi_domain_info *info = domain->host_data;
struct msi_domain_ops *ops = info->ops;
int ret;
ret = ops->msi_check(domain, info, dev);
if (ret == 0)
ret = ops->msi_prepare(domain, dev, nvec, arg);
return ret;
return ops->msi_prepare(domain, dev, nvec, arg);
}
int msi_domain_populate_irqs(struct irq_domain *domain, struct device *dev,