[DM/FIXUP] Fixup MSI first IRQ read offset

GuEe-GUI · GuEe-GUI · commit c72fcf5b8794 · 2024-11-18T19:42:14.000+08:00
Signed-off-by: GuEe-GUI &lt;2991707448@qq.com&gt;
diff --git a/components/drivers/pci/msi/irq.c b/components/drivers/pci/msi/irq.c
@@ -71,7 +71,7 @@ rt_err_t rt_pci_msi_setup_irqs(struct rt_pci_device *pdev, int nvec, int type)
         if (!err)
         {
             /* Get the first irq */
-            desc->irq = irq - irq_nr;
+            desc->irq = irq - (irq_nr - 1);
         }
 
         rt_bitmap_for_each_set_bit(msi_irq_map, irq_idx, MAX_HANDLERS)

Original file line number	Diff line number	Diff line change
`@@ -71,7 +71,7 @@ rt_err_t rt_pci_msi_setup_irqs(struct rt_pci_device *pdev, int nvec, int type)`
`71`	`71`	`if (!err)`
`72`	`72`	`{`
`73`	`73`	`/* Get the first irq */`
`74`		`- desc->irq = irq - irq_nr;`
	`74`	`+ desc->irq = irq - (irq_nr - 1);`
`75`	`75`	`}`
`76`	`76`
`77`	`77`	`rt_bitmap_for_each_set_bit(msi_irq_map, irq_idx, MAX_HANDLERS)`