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mailbox: bcm-flexrm-mailbox: Rework MSI interrupt handling 

No point in retrieving the MSI descriptors. Just query the Linux interrupt
number.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211210221815.148331680@linutronix.de
This commit is contained in:
Thomas Gleixner 2021-12-10 23:19:32 +01:00
parent 065afdc9c5
commit d722e9a511
1 changed files with 2 additions and 5 deletions
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7
drivers/mailbox/bcm-flexrm-mailbox.c
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@ -1497,7 +1497,6 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
int index, ret = 0;
void __iomem *regs;
void __iomem *regs_end;
struct msi_desc *desc;
struct resource *iomem;
struct flexrm_ring *ring;
struct flexrm_mbox *mbox;
@ -1608,10 +1607,8 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
goto fail_destroy_cmpl_pool;
/* Save alloced IRQ numbers for each ring */
for_each_msi_entry(desc, dev) {
ring = &mbox->rings[desc->msi_index];
ring->irq = desc->irq;
}
for (index = 0; index < mbox->num_rings; index++)
mbox->rings[index].irq = msi_get_virq(dev, index);
/* Check availability of debugfs */
if (!debugfs_initialized())