[patch 34/37] mailbox: bcm-flexrm-mailbox: Rework MSI interrupt handling

Thomas Gleixner
2021-11-27T01:52:57Z

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

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
drivers/mailbox/bcm-flexrm-mailbox.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

--- a/drivers/mailbox/bcm-flexrm-mailbox.c
+++ b/drivers/mailbox/bcm-flexrm-mailbox.c
@@ -1497,7 +1497,6 @@ static int flexrm_mbox_probe(struct plat
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 plat
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())