irqdomain: Use irq_domain_get_of_node() instead of direct field access
The struct irq_domain contains a "struct device_node *" field
(of_node) that is almost the only link between the irqdomain
and the device tree infrastructure.
In order to prepare for the removal of that field, convert all
users to use irq_domain_get_of_node() instead.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-and-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/1444737105-31573-2-git-send-email-marc.zyngier@arm.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/powerpc/sysdev/ehv_pic.c b/arch/powerpc/sysdev/ehv_pic.c
index eca0b00..bffcc7a 100644
--- a/arch/powerpc/sysdev/ehv_pic.c
+++ b/arch/powerpc/sysdev/ehv_pic.c
@@ -181,7 +181,8 @@
enum irq_domain_bus_token bus_token)
{
/* Exact match, unless ehv_pic node is NULL */
- return h->of_node == NULL || h->of_node == node;
+ struct device_node *of_node = irq_domain_get_of_node(h);
+ return of_node == NULL || of_node == node;
}
static int ehv_pic_host_map(struct irq_domain *h, unsigned int virq,
diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index 48a576a..3a2be36 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -110,7 +110,7 @@
int rc, hwirq;
rc = msi_bitmap_alloc(&msi_data->bitmap, NR_MSI_IRQS_MAX,
- msi_data->irqhost->of_node);
+ irq_domain_get_of_node(msi_data->irqhost));
if (rc)
return rc;
diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c
index e1a9c2c..6f99ed3 100644
--- a/arch/powerpc/sysdev/i8259.c
+++ b/arch/powerpc/sysdev/i8259.c
@@ -165,7 +165,8 @@
static int i8259_host_match(struct irq_domain *h, struct device_node *node,
enum irq_domain_bus_token bus_token)
{
- return h->of_node == NULL || h->of_node == node;
+ struct device_node *of_node = irq_domain_get_of_node(h);
+ return of_node == NULL || of_node == node;
}
static int i8259_host_map(struct irq_domain *h, unsigned int virq,
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index b1297ab..f76ee39 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -675,7 +675,8 @@
enum irq_domain_bus_token bus_token)
{
/* Exact match, unless ipic node is NULL */
- return h->of_node == NULL || h->of_node == node;
+ struct device_node *of_node = irq_domain_get_of_node(h);
+ return of_node == NULL || of_node == node;
}
static int ipic_host_map(struct irq_domain *h, unsigned int virq,
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 537e5db..cecd115 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1011,7 +1011,8 @@
enum irq_domain_bus_token bus_token)
{
/* Exact match, unless mpic node is NULL */
- return h->of_node == NULL || h->of_node == node;
+ struct device_node *of_node = irq_domain_get_of_node(h);
+ return of_node == NULL || of_node == node;
}
static int mpic_host_map(struct irq_domain *h, unsigned int virq,
diff --git a/arch/powerpc/sysdev/mpic_msi.c b/arch/powerpc/sysdev/mpic_msi.c
index 7dc39f3..1d48a53 100644
--- a/arch/powerpc/sysdev/mpic_msi.c
+++ b/arch/powerpc/sysdev/mpic_msi.c
@@ -84,7 +84,7 @@
int rc;
rc = msi_bitmap_alloc(&mpic->msi_bitmap, mpic->num_sources,
- mpic->irqhost->of_node);
+ irq_domain_get_of_node(mpic->irqhost));
if (rc)
return rc;
diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index fbcc1f8..ef36f16 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -248,7 +248,8 @@
enum irq_domain_bus_token bus_token)
{
/* Exact match, unless qe_ic node is NULL */
- return h->of_node == NULL || h->of_node == node;
+ struct device_node *of_node = irq_domain_get_of_node(h);
+ return of_node == NULL || of_node == node;
}
static int qe_ic_host_map(struct irq_domain *h, unsigned int virq,