irqdomain/msi: Use fwnode instead of of_node

As we continue to push of_node towards the outskirts of irq domains,
let's start tackling the case of msi_create_irq_domain and its little
friends.

This has limited impact in both PCI/MSI, platform MSI, and a few
drivers.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Tested-by: Hanjun Guo <hanjun.guo@linaro.org>
Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: <linux-arm-kernel@lists.infradead.org>
Cc: Tomasz Nowicki <tomasz.nowicki@linaro.org>
Cc: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Cc: Graeme Gregory <graeme@xora.org.uk>
Cc: Jake Oshins <jakeo@microsoft.com>
Cc: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Link: http://lkml.kernel.org/r/1444737105-31573-17-git-send-email-marc.zyngier@arm.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

2 files changed, 8 insertions, 8 deletions

diff --git a/drivers/pci/host/pci-xgene-msi.c b/drivers/pci/host/pci-xgene-msi.c
index e491681daf22..a6456b578269 100644
--- a/drivers/pci/host/pci-xgene-msi.c
+++ b/drivers/pci/host/pci-xgene-msi.c
@@ -256,7 +256,7 @@ static int xgene_allocate_domains(struct xgene_msi *msi)
 	if (!msi->inner_domain)
 		return -ENOMEM;
 
-	msi->msi_domain = pci_msi_create_irq_domain(msi->node,
+	msi->msi_domain = pci_msi_create_irq_domain(of_node_to_fwnode(msi->node),
 						    &xgene_msi_domain_info,
 						    msi->inner_domain);
 
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index d4497141d083..ddd59fe786f8 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -1246,8 +1246,8 @@ static void pci_msi_domain_update_chip_ops(struct msi_domain_info *info)
 }
 
 /**
- * pci_msi_create_irq_domain - Creat a MSI interrupt domain
- * @node:	Optional device-tree node of the interrupt controller
+ * pci_msi_create_irq_domain - Create a MSI interrupt domain
+ * @fwnode:	Optional fwnode of the interrupt controller
  * @info:	MSI domain info
  * @parent:	Parent irq domain
  *
@@ -1256,7 +1256,7 @@ static void pci_msi_domain_update_chip_ops(struct msi_domain_info *info)
  * Returns:
  * A domain pointer or NULL in case of failure.
  */
-struct irq_domain *pci_msi_create_irq_domain(struct device_node *node,
+struct irq_domain *pci_msi_create_irq_domain(struct fwnode_handle *fwnode,
 					     struct msi_domain_info *info,
 					     struct irq_domain *parent)
 {
@@ -1267,7 +1267,7 @@ struct irq_domain *pci_msi_create_irq_domain(struct device_node *node,
 	if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS)
 		pci_msi_domain_update_chip_ops(info);
 
-	domain = msi_create_irq_domain(node, info, parent);
+	domain = msi_create_irq_domain(fwnode, info, parent);
 	if (!domain)
 		return NULL;
 
@@ -1303,14 +1303,14 @@ void pci_msi_domain_free_irqs(struct irq_domain *domain, struct pci_dev *dev)
 
 /**
  * pci_msi_create_default_irq_domain - Create a default MSI interrupt domain
- * @node:	Optional device-tree node of the interrupt controller
+ * @fwnode:	Optional fwnode of the interrupt controller
  * @info:	MSI domain info
  * @parent:	Parent irq domain
  *
  * Returns: A domain pointer or NULL in case of failure. If successful
  * the default PCI/MSI irqdomain pointer is updated.
  */
-struct irq_domain *pci_msi_create_default_irq_domain(struct device_node *node,
+struct irq_domain *pci_msi_create_default_irq_domain(struct fwnode_handle *fwnode,
 		struct msi_domain_info *info, struct irq_domain *parent)
 {
 	struct irq_domain *domain;
@@ -1320,7 +1320,7 @@ struct irq_domain *pci_msi_create_default_irq_domain(struct device_node *node,
 		pr_err("PCI: default irq domain for PCI MSI has already been created.\n");
 		domain = NULL;
 	} else {
-		domain = pci_msi_create_irq_domain(node, info, parent);
+		domain = pci_msi_create_irq_domain(fwnode, info, parent);
 		pci_msi_default_domain = domain;
 	}
 	mutex_unlock(&pci_msi_domain_lock);