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[DM/FIXUP] Fixup PCI MSI global irq map 

Don't use `irq` as a var when clear MSI global
irq map, the irq which alloc before will rewrite.

Signed-off-by: GuEe-GUI <2991707448@qq.com>
This commit is contained in:
GuEe-GUI 2024-11-18 17:46:18 +08:00 committed by Rbb666
parent 5dda65c21b
commit 34cf382c8b
1 changed files with 4 additions and 4 deletions
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8
components/drivers/pci/msi/irq.c
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@ -34,7 +34,7 @@ rt_err_t rt_pci_msi_setup_irqs(struct rt_pci_device *pdev, int nvec, int type)
if (type == PCIY_MSI) if (type == PCIY_MSI)
{ {
int last_irq = -1; int last_irq = -1, irq_idx;
rt_size_t irq_nr; rt_size_t irq_nr;
desc = rt_pci_msi_first_desc(pdev); desc = rt_pci_msi_first_desc(pdev);
@ -74,12 +74,12 @@ rt_err_t rt_pci_msi_setup_irqs(struct rt_pci_device *pdev, int nvec, int type)
desc->irq = irq - irq_nr; desc->irq = irq - irq_nr;
} }
rt_bitmap_for_each_set_bit(msi_irq_map, irq, MAX_HANDLERS) rt_bitmap_for_each_set_bit(msi_irq_map, irq_idx, MAX_HANDLERS)
{ {
msi_pic->ops->irq_free_msi(msi_pic, irq); msi_pic->ops->irq_free_msi(msi_pic, irq_idx);
/* Free bit so the next user doesn't need to bzero */ /* Free bit so the next user doesn't need to bzero */
rt_bitmap_clear_bit(msi_irq_map, irq); rt_bitmap_clear_bit(msi_irq_map, irq_idx);
} }
rt_hw_spin_unlock(&msi_irq_map_lock.lock); rt_hw_spin_unlock(&msi_irq_map_lock.lock);