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authorMarc Zyngier <marc.zyngier@arm.com>2015-10-13 12:51:29 +0100
committerThomas Gleixner <tglx@linutronix.de>2015-10-13 19:01:23 +0200
commit5d4c9bc7767bc86eb9a0e66df783e3fbada7dc97 (patch)
tree0651374fe7c186cbf7825705b3d7f7dd1059f69e /drivers/irqchip
parente50226b4b86755e65aef2129e94d952fee3df722 (diff)
downloadlinux-5d4c9bc7767bc86eb9a0e66df783e3fbada7dc97.tar.bz2
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>
Diffstat (limited to 'drivers/irqchip')
-rw-r--r--drivers/irqchip/exynos-combiner.c2
-rw-r--r--drivers/irqchip/irq-atmel-aic-common.c2
-rw-r--r--drivers/irqchip/irq-crossbar.c4
-rw-r--r--drivers/irqchip/irq-gic-v2m.c2
-rw-r--r--drivers/irqchip/irq-gic-v3-its.c2
-rw-r--r--drivers/irqchip/irq-gic-v3.c2
-rw-r--r--drivers/irqchip/irq-gic.c2
-rw-r--r--drivers/irqchip/irq-hip04.c2
-rw-r--r--drivers/irqchip/irq-imx-gpcv2.c4
-rw-r--r--drivers/irqchip/irq-mtk-sysirq.c2
-rw-r--r--drivers/irqchip/irq-s3c24xx.c4
-rw-r--r--drivers/irqchip/irq-tegra.c4
-rw-r--r--drivers/irqchip/irq-vf610-mscm-ir.c5
13 files changed, 19 insertions, 18 deletions
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c
index cd7d3bc78e34..ead15be2d20a 100644
--- a/drivers/irqchip/exynos-combiner.c
+++ b/drivers/irqchip/exynos-combiner.c
@@ -144,7 +144,7 @@ static int combiner_irq_domain_xlate(struct irq_domain *d,
unsigned long *out_hwirq,
unsigned int *out_type)
{
- if (d->of_node != controller)
+ if (irq_domain_get_of_node(d) != controller)
return -EINVAL;
if (intsize < 2)
diff --git a/drivers/irqchip/irq-atmel-aic-common.c b/drivers/irqchip/irq-atmel-aic-common.c
index 63cd031b2c28..b12a5d58546f 100644
--- a/drivers/irqchip/irq-atmel-aic-common.c
+++ b/drivers/irqchip/irq-atmel-aic-common.c
@@ -114,7 +114,7 @@ int aic_common_irq_domain_xlate(struct irq_domain *d,
static void __init aic_common_ext_irq_of_init(struct irq_domain *domain)
{
- struct device_node *node = domain->of_node;
+ struct device_node *node = irq_domain_get_of_node(domain);
struct irq_chip_generic *gc;
struct aic_chip_data *aic;
struct property *prop;
diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c
index a7f5626930f5..f1d666a835a8 100644
--- a/drivers/irqchip/irq-crossbar.c
+++ b/drivers/irqchip/irq-crossbar.c
@@ -94,7 +94,7 @@ static int allocate_gic_irq(struct irq_domain *domain, unsigned virq,
if (i < 0)
return -ENODEV;
- args.np = domain->parent->of_node;
+ args.np = irq_domain_get_of_node(domain->parent);
args.args_count = 3;
args.args[0] = 0; /* SPI */
args.args[1] = i;
@@ -172,7 +172,7 @@ static int crossbar_domain_xlate(struct irq_domain *d,
unsigned long *out_hwirq,
unsigned int *out_type)
{
- if (d->of_node != controller)
+ if (irq_domain_get_of_node(d) != controller)
return -EINVAL; /* Shouldn't happen, really... */
if (intsize != 3)
return -EINVAL; /* Not GIC compliant */
diff --git a/drivers/irqchip/irq-gic-v2m.c b/drivers/irqchip/irq-gic-v2m.c
index 9a36ab0b544c..7c268eed402a 100644
--- a/drivers/irqchip/irq-gic-v2m.c
+++ b/drivers/irqchip/irq-gic-v2m.c
@@ -128,7 +128,7 @@ static int gicv2m_irq_gic_domain_alloc(struct irq_domain *domain,
struct irq_data *d;
int err;
- args.np = domain->parent->of_node;
+ args.np = irq_domain_get_of_node(domain->parent);
args.args_count = 3;
args.args[0] = 0;
args.args[1] = hwirq - 32;
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 5f11898b8e39..3cfafaba5300 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -1267,7 +1267,7 @@ static int its_irq_gic_domain_alloc(struct irq_domain *domain,
{
struct of_phandle_args args;
- args.np = domain->parent->of_node;
+ args.np = irq_domain_get_of_node(domain->parent);
args.args_count = 3;
args.args[0] = GIC_IRQ_TYPE_LPI;
args.args[1] = hwirq;
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index 222f9cc0deae..5793880c91c6 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -742,7 +742,7 @@ static int gic_irq_domain_xlate(struct irq_domain *d,
const u32 *intspec, unsigned int intsize,
unsigned long *out_hwirq, unsigned int *out_type)
{
- if (d->of_node != controller)
+ if (irq_domain_get_of_node(d) != controller)
return -EINVAL;
if (intsize < 3)
return -EINVAL;
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index a9f23cfa9c96..abdccfb9ad22 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -923,7 +923,7 @@ static int gic_irq_domain_xlate(struct irq_domain *d,
{
unsigned long ret = 0;
- if (d->of_node != controller)
+ if (irq_domain_get_of_node(d) != controller)
return -EINVAL;
if (intsize < 3)
return -EINVAL;
diff --git a/drivers/irqchip/irq-hip04.c b/drivers/irqchip/irq-hip04.c
index 8f3ca8f3a62b..9688d2e2a636 100644
--- a/drivers/irqchip/irq-hip04.c
+++ b/drivers/irqchip/irq-hip04.c
@@ -325,7 +325,7 @@ static int hip04_irq_domain_xlate(struct irq_domain *d,
{
unsigned long ret = 0;
- if (d->of_node != controller)
+ if (irq_domain_get_of_node(d) != controller)
return -EINVAL;
if (intsize < 3)
return -EINVAL;
diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c
index e48d3305456f..05302cef76dd 100644
--- a/drivers/irqchip/irq-imx-gpcv2.c
+++ b/drivers/irqchip/irq-imx-gpcv2.c
@@ -158,7 +158,7 @@ static int imx_gpcv2_domain_xlate(struct irq_domain *domain,
unsigned int *out_type)
{
/* Shouldn't happen, really... */
- if (domain->of_node != controller)
+ if (irq_domain_get_of_node(domain) != controller)
return -EINVAL;
/* Not GIC compliant */
@@ -202,7 +202,7 @@ static int imx_gpcv2_domain_alloc(struct irq_domain *domain,
}
parent_args = *args;
- parent_args.np = domain->parent->of_node;
+ parent_args.np = irq_domain_get_of_node(domain->parent);
return irq_domain_alloc_irqs_parent(domain, irq, nr_irqs, &parent_args);
}
diff --git a/drivers/irqchip/irq-mtk-sysirq.c b/drivers/irqchip/irq-mtk-sysirq.c
index c8753da4c156..b07216688cd9 100644
--- a/drivers/irqchip/irq-mtk-sysirq.c
+++ b/drivers/irqchip/irq-mtk-sysirq.c
@@ -106,7 +106,7 @@ static int mtk_sysirq_domain_alloc(struct irq_domain *domain, unsigned int virq,
&mtk_sysirq_chip,
domain->host_data);
- gic_data.np = domain->parent->of_node;
+ gic_data.np = irq_domain_get_of_node(domain->parent);
return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, &gic_data);
}
diff --git a/drivers/irqchip/irq-s3c24xx.c b/drivers/irqchip/irq-s3c24xx.c
index 7154b011ddd2..c71914e8f596 100644
--- a/drivers/irqchip/irq-s3c24xx.c
+++ b/drivers/irqchip/irq-s3c24xx.c
@@ -311,7 +311,7 @@ static void s3c_irq_demux(struct irq_desc *desc)
* and one big domain for the dt case where the subintc
* starts at hwirq number 32.
*/
- offset = (intc->domain->of_node) ? 32 : 0;
+ offset = irq_domain_get_of_node(intc->domain) ? 32 : 0;
chained_irq_enter(chip, desc);
@@ -342,7 +342,7 @@ static inline int s3c24xx_handle_intc(struct s3c_irq_intc *intc,
return false;
/* non-dt machines use individual domains */
- if (!intc->domain->of_node)
+ if (!irq_domain_get_of_node(intc->domain))
intc_offset = 0;
/* We have a problem that the INTOFFSET register does not always
diff --git a/drivers/irqchip/irq-tegra.c b/drivers/irqchip/irq-tegra.c
index 2fd89eb88f3a..7bbf22658c31 100644
--- a/drivers/irqchip/irq-tegra.c
+++ b/drivers/irqchip/irq-tegra.c
@@ -227,7 +227,7 @@ static int tegra_ictlr_domain_xlate(struct irq_domain *domain,
unsigned long *out_hwirq,
unsigned int *out_type)
{
- if (domain->of_node != controller)
+ if (irq_domain_get_of_node(domain) != controller)
return -EINVAL; /* Shouldn't happen, really... */
if (intsize != 3)
return -EINVAL; /* Not GIC compliant */
@@ -267,7 +267,7 @@ static int tegra_ictlr_domain_alloc(struct irq_domain *domain,
}
parent_args = *args;
- parent_args.np = domain->parent->of_node;
+ parent_args.np = irq_domain_get_of_node(domain->parent);
return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, &parent_args);
}
diff --git a/drivers/irqchip/irq-vf610-mscm-ir.c b/drivers/irqchip/irq-vf610-mscm-ir.c
index 2c2255886401..ae82d7e15c63 100644
--- a/drivers/irqchip/irq-vf610-mscm-ir.c
+++ b/drivers/irqchip/irq-vf610-mscm-ir.c
@@ -142,7 +142,7 @@ static int vf610_mscm_ir_domain_alloc(struct irq_domain *domain, unsigned int vi
&vf610_mscm_ir_irq_chip,
domain->host_data);
- gic_data.np = domain->parent->of_node;
+ gic_data.np = irq_domain_get_of_node(domain->parent);
if (mscm_ir_data->is_nvic) {
gic_data.args_count = 1;
@@ -205,7 +205,8 @@ static int __init vf610_mscm_ir_of_init(struct device_node *node,
goto out_unmap;
}
- if (of_device_is_compatible(domain->parent->of_node, "arm,armv7m-nvic"))
+ if (of_device_is_compatible(irq_domain_get_of_node(domain->parent),
+ "arm,armv7m-nvic"))
mscm_ir_data->is_nvic = true;
cpu_pm_register_notifier(&mscm_ir_notifier_block);