diff mbox

[v3,4/4] irqchip/gic-v3-its: Add handling of PCI requester id.

Message ID 1443653222-24924-5-git-send-email-ddaney.cavm@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

David Daney Sept. 30, 2015, 10:47 p.m. UTC 
From: David Daney <david.daney@cavium.com>

Replace open coded generation PCI/MSI requester id with call to the
new function pci_msi_domain_get_msi_rid() which applies the "msi-map"
to the id value.

Signed-off-by: David Daney <david.daney@cavium.com>
---
 drivers/irqchip/irq-gic-v3-its-pci-msi.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/irqchip/irq-gic-v3-its-pci-msi.c b/drivers/irqchip/irq-gic-v3-its-pci-msi.c
index cf351c6..7bbf64a 100644
--- a/drivers/irqchip/irq-gic-v3-its-pci-msi.c
+++ b/drivers/irqchip/irq-gic-v3-its-pci-msi.c
@@ -42,7 +42,6 @@  static struct irq_chip its_msi_irq_chip = {
 
 struct its_pci_alias {
 	struct pci_dev	*pdev;
-	u32		dev_id;
 	u32		count;
 };
 
@@ -60,7 +59,6 @@  static int its_get_pci_alias(struct pci_dev *pdev, u16 alias, void *data)
 {
 	struct its_pci_alias *dev_alias = data;
 
-	dev_alias->dev_id = alias;
 	if (pdev != dev_alias->pdev)
 		dev_alias->count += its_pci_msi_vec_count(dev_alias->pdev);
 
@@ -86,7 +84,7 @@  static int its_pci_msi_prepare(struct irq_domain *domain, struct device *dev,
 	pci_for_each_dma_alias(pdev, its_get_pci_alias, &dev_alias);
 
 	/* ITS specific DeviceID, as the core ITS ignores dev. */
-	info->scratchpad[0].ul = dev_alias.dev_id;
+	info->scratchpad[0].ul = pci_msi_domain_get_msi_rid(domain, pdev);
 
 	return msi_info->ops->msi_prepare(domain->parent,
 					  dev, dev_alias.count, info);