@@ -90,8 +90,8 @@ int gic_configure_irq(unsigned int irq, unsigned int type,
return ret;
}
-void __init gic_dist_config(void __iomem *base, int gic_irqs,
- void (*sync_access)(void))
+void gic_dist_config(void __iomem *base, int gic_irqs,
+ void (*sync_access)(void))
{
unsigned int i;
@@ -449,7 +449,7 @@ static void gic_cpu_if_up(struct gic_chip_data *gic)
}
-static void __init gic_dist_init(struct gic_chip_data *gic)
+static void gic_dist_init(struct gic_chip_data *gic)
{
unsigned int i;
u32 cpumask;
@@ -535,7 +535,7 @@ int gic_cpu_if_down(unsigned int gic_nr)
* this function, no interrupts will be delivered by the GIC, and another
* platform-specific wakeup source must be enabled.
*/
-static void gic_dist_save(struct gic_chip_data *gic)
+void gic_dist_save(struct gic_chip_data *gic)
{
unsigned int gic_irqs;
void __iomem *dist_base;
@@ -574,7 +574,7 @@ static void gic_dist_save(struct gic_chip_data *gic)
* handled normally, but any edge interrupts that occured will not be seen by
* the GIC and need to be handled by the platform-specific wakeup source.
*/
-static void gic_dist_restore(struct gic_chip_data *gic)
+void gic_dist_restore(struct gic_chip_data *gic)
{
unsigned int gic_irqs;
unsigned int i;
@@ -620,7 +620,7 @@ static void gic_dist_restore(struct gic_chip_data *gic)
writel_relaxed(GICD_ENABLE, dist_base + GIC_DIST_CTRL);
}
-static void gic_cpu_save(struct gic_chip_data *gic)
+void gic_cpu_save(struct gic_chip_data *gic)
{
int i;
u32 *ptr;
@@ -650,7 +650,7 @@ static void gic_cpu_save(struct gic_chip_data *gic)
}
-static void gic_cpu_restore(struct gic_chip_data *gic)
+void gic_cpu_restore(struct gic_chip_data *gic)
{
int i;
u32 *ptr;
@@ -727,7 +727,7 @@ static struct notifier_block gic_notifier_block = {
.notifier_call = gic_notifier,
};
-static int __init gic_pm_init(struct gic_chip_data *gic)
+static int gic_pm_init(struct gic_chip_data *gic)
{
gic->saved_ppi_enable = __alloc_percpu(DIV_ROUND_UP(32, 32) * 4,
sizeof(u32));
@@ -757,7 +757,7 @@ free_ppi_enable:
return -ENOMEM;
}
#else
-static int __init gic_pm_init(struct gic_chip_data *gic)
+static int gic_pm_init(struct gic_chip_data *gic)
{
return 0;
}
@@ -101,9 +101,14 @@
#include <linux/irqdomain.h>
struct device_node;
+struct gic_chip_data;
void gic_cascade_irq(unsigned int gic_nr, unsigned int irq);
int gic_cpu_if_down(unsigned int gic_nr);
+void gic_cpu_save(struct gic_chip_data *gic);
+void gic_cpu_restore(struct gic_chip_data *gic);
+void gic_dist_save(struct gic_chip_data *gic);
+void gic_dist_restore(struct gic_chip_data *gic);
/*
* Subdrivers that need some preparatory work can initialize their
To support GICs that require runtime power management, it is necessary to add a platform driver, so that the probing of the chip can be deferred if resources, such as a power-domain, is not yet available. To prepare for adding a platform driver: 1. Drop the __init section from the gic_dist_config() so this can be re-used by the platform driver. 2. Add prototypes for functions required by the platform driver to the GIC header file so they can be re-used. Signed-off-by: Jon Hunter <jonathanh@nvidia.com> --- drivers/irqchip/irq-gic-common.c | 4 ++-- drivers/irqchip/irq-gic.c | 14 +++++++------- include/linux/irqchip/arm-gic.h | 5 +++++ 3 files changed, 14 insertions(+), 9 deletions(-)