@@ -34,6 +34,8 @@
#include <asm/smp_plat.h>
#include <asm/suspend.h>
+#include "psci.h"
+
/*
* While a 64-bit OS can make calls with SMC32 calling conventions, for some
* calls it is necessary to use SMC64 to pass or return 64-bit values.
@@ -90,12 +92,12 @@ static u32 psci_function_id[PSCI_FN_MAX];
static DEFINE_PER_CPU(u32, domain_state);
static u32 psci_cpu_suspend_feature;
-static inline u32 psci_get_domain_state(void)
+u32 psci_get_domain_state(void)
{
return this_cpu_read(domain_state);
}
-static inline void psci_set_domain_state(u32 state)
+void psci_set_domain_state(u32 state)
{
this_cpu_write(domain_state, state);
}
@@ -285,10 +287,7 @@ static int __init psci_features(u32 psci_func_id)
psci_func_id, 0, 0);
}
-#ifdef CONFIG_CPU_IDLE
-static DEFINE_PER_CPU_READ_MOSTLY(u32 *, psci_power_state);
-
-static int psci_dt_parse_state_node(struct device_node *np, u32 *state)
+int psci_dt_parse_state_node(struct device_node *np, u32 *state)
{
int err = of_property_read_u32(np, "arm,psci-suspend-param", state);
@@ -305,6 +304,9 @@ static int psci_dt_parse_state_node(struct device_node *np, u32 *state)
return 0;
}
+#ifdef CONFIG_CPU_IDLE
+static DEFINE_PER_CPU_READ_MOSTLY(u32 *, psci_power_state);
+
static int psci_dt_cpu_init_idle(struct device_node *cpu_node, int cpu)
{
int i, ret = 0, count = 0;
new file mode 100644
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#ifndef __PSCI_H
+#define __PSCI_H
+
+struct device_node;
+
+u32 psci_get_domain_state(void);
+void psci_set_domain_state(u32 state);
+
+int psci_dt_parse_state_node(struct device_node *np, u32 *state);
+
+#endif /* __PSCI_H */
Following changes needs to be able to call psci_get|set_domain_state() and psci_dt_parse_state_node(), but from a separate file. Let's make that possible by sharing them via a new internal PSCI header file. Cc: Lina Iyer <ilina@codeaurora.org> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> --- drivers/firmware/psci/psci.c | 14 ++++++++------ drivers/firmware/psci/psci.h | 13 +++++++++++++ 2 files changed, 21 insertions(+), 6 deletions(-) create mode 100644 drivers/firmware/psci/psci.h -- 2.7.4