[tip: irq/core] genirq/msi: Remove msi_domain_ops:: Msi_check()

tip-bot2 for Thomas Gleixner
2022-11-17T15:08:01Z

The following commit has been merged into the irq/core branch of tip:

Commit-ID: 2569f62ca473584a8ba389f455fc00805389f7da
Gitweb: https://git.kernel.org/tip/2569f62ca473584a8ba389f455fc00805389f7da
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Fri, 11 Nov 2022 14:55:15 +01:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Thu, 17 Nov 2022 15:15:22 +01:00

genirq/msi: Remove msi_domain_ops:: Msi_check()

No more users.

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

---
include/linux/msi.h | 4 ----
kernel/irq/msi.c | 17 +----------------
2 files changed, 1 insertion(+), 20 deletions(-)

diff --git a/include/linux/msi.h b/include/linux/msi.h
index 8b28714..1ce9d5e 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -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);
diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index 4fde917..4b99f37 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -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,