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path: root/drivers/macintosh/via-pmu.c
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Diffstat (limited to 'drivers/macintosh/via-pmu.c')
-rw-r--r--drivers/macintosh/via-pmu.c56
1 files changed, 26 insertions, 30 deletions
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 73e6ae88fafd..5fe47e784d43 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -18,7 +18,7 @@
* a sleep or a freq. switch
*
*/
-#include <stdarg.h>
+#include <linux/stdarg.h>
#include <linux/mutex.h>
#include <linux/types.h>
#include <linux/errno.h>
@@ -59,7 +59,6 @@
#include <asm/pmac_feature.h>
#include <asm/pmac_pfunc.h>
#include <asm/pmac_low_i2c.h>
-#include <asm/prom.h>
#include <asm/mmu_context.h>
#include <asm/cputable.h>
#include <asm/time.h>
@@ -161,7 +160,7 @@ static unsigned char __iomem *gpio_reg;
static int gpio_irq = 0;
static int gpio_irq_enabled = -1;
static volatile int pmu_suspended;
-static spinlock_t pmu_lock;
+static DEFINE_SPINLOCK(pmu_lock);
static u8 pmu_intr_mask;
static int pmu_version;
static int drop_interrupts;
@@ -180,14 +179,13 @@ static struct proc_dir_entry *proc_pmu_options;
static int option_server_mode;
int pmu_battery_count;
-int pmu_cur_battery;
+static int pmu_cur_battery;
unsigned int pmu_power_flags = PMU_PWR_AC_PRESENT;
struct pmu_battery_info pmu_batteries[PMU_MAX_BATTERIES];
static int query_batt_timer = BATTERY_POLLING_COUNT;
static struct adb_request batt_req;
static struct proc_dir_entry *proc_pmu_batt[PMU_MAX_BATTERIES];
-int __fake_sleep;
int asleep;
#ifdef CONFIG_ADB
@@ -205,9 +203,11 @@ static int init_pmu(void);
static void pmu_start(void);
static irqreturn_t via_pmu_interrupt(int irq, void *arg);
static irqreturn_t gpio1_interrupt(int irq, void *arg);
+#ifdef CONFIG_PROC_FS
static int pmu_info_proc_show(struct seq_file *m, void *v);
static int pmu_irqstats_proc_show(struct seq_file *m, void *v);
static int pmu_battery_proc_show(struct seq_file *m, void *v);
+#endif
static void pmu_pass_intr(unsigned char *data, int len);
static const struct proc_ops pmu_options_proc_ops;
@@ -286,8 +286,9 @@ static char *pbook_type[] = {
int __init find_via_pmu(void)
{
#ifdef CONFIG_PPC_PMAC
+ int err;
u64 taddr;
- const u32 *reg;
+ struct resource res;
if (pmu_state != uninitialized)
return 1;
@@ -295,18 +296,12 @@ int __init find_via_pmu(void)
if (vias == NULL)
return 0;
- reg = of_get_property(vias, "reg", NULL);
- if (reg == NULL) {
- printk(KERN_ERR "via-pmu: No \"reg\" property !\n");
- goto fail;
- }
- taddr = of_translate_address(vias, reg);
- if (taddr == OF_BAD_ADDR) {
- printk(KERN_ERR "via-pmu: Can't translate address !\n");
+ err = of_address_to_resource(vias, 0, &res);
+ if (err) {
+ printk(KERN_ERR "via-pmu: Error getting \"reg\" property !\n");
goto fail;
}
-
- spin_lock_init(&pmu_lock);
+ taddr = res.start;
pmu_has_adb = 1;
@@ -326,7 +321,6 @@ int __init find_via_pmu(void)
|| of_device_is_compatible(vias->parent, "K2-Keylargo")) {
struct device_node *gpiop;
struct device_node *adbp;
- u64 gaddr = OF_BAD_ADDR;
pmu_kind = PMU_KEYLARGO_BASED;
adbp = of_find_node_by_type(NULL, "adb");
@@ -340,11 +334,8 @@ int __init find_via_pmu(void)
gpiop = of_find_node_by_name(NULL, "gpio");
if (gpiop) {
- reg = of_get_property(gpiop, "reg", NULL);
- if (reg)
- gaddr = of_translate_address(gpiop, reg);
- if (gaddr != OF_BAD_ADDR)
- gpio_reg = ioremap(gaddr, 0x10);
+ if (!of_address_to_resource(gpiop, 0, &res))
+ gpio_reg = ioremap(res.start, 0x10);
of_node_put(gpiop);
}
if (gpio_reg == NULL) {
@@ -389,8 +380,6 @@ int __init find_via_pmu(void)
pmu_kind = PMU_UNKNOWN;
- spin_lock_init(&pmu_lock);
-
pmu_has_adb = 1;
pmu_intr_mask = PMU_INT_PCEJECT |
@@ -858,6 +847,7 @@ query_battery_state(void)
2, PMU_SMART_BATTERY_STATE, pmu_cur_battery+1);
}
+#ifdef CONFIG_PROC_FS
static int pmu_info_proc_show(struct seq_file *m, void *v)
{
seq_printf(m, "PMU driver version : %d\n", PMU_DRIVER_VERSION);
@@ -978,6 +968,7 @@ static const struct proc_ops pmu_options_proc_ops = {
.proc_release = single_release,
.proc_write = pmu_options_proc_write,
};
+#endif
#ifdef CONFIG_ADB
/* Send an ADB command */
@@ -1460,7 +1451,7 @@ next:
pmu_pass_intr(data, len);
/* len == 6 is probably a bad check. But how do I
* know what PMU versions send what events here? */
- if (len == 6) {
+ if (IS_ENABLED(CONFIG_ADB_PMU_EVENT) && len == 6) {
via_pmu_event(PMU_EVT_POWER, !!(data[1]&8));
via_pmu_event(PMU_EVT_LID, data[1]&1);
}
@@ -1833,6 +1824,7 @@ pmu_present(void)
*/
static u32 save_via[8];
+static int __fake_sleep;
static void
save_via_state(void)
@@ -2342,7 +2334,7 @@ static const struct platform_suspend_ops pmu_pm_ops = {
.valid = pmu_sleep_valid,
};
-static int register_pmu_pm_ops(void)
+static int __init register_pmu_pm_ops(void)
{
if (pmu_kind == PMU_OHARE_BASED)
powerbook_sleep_init_3400();
@@ -2608,7 +2600,7 @@ void pmu_blink(int n)
#if defined(CONFIG_SUSPEND) && defined(CONFIG_PPC32)
int pmu_sys_suspended;
-static int pmu_syscore_suspend(void)
+static int pmu_syscore_suspend(void *data)
{
/* Suspend PMU event interrupts */
pmu_suspend();
@@ -2622,7 +2614,7 @@ static int pmu_syscore_suspend(void)
return 0;
}
-static void pmu_syscore_resume(void)
+static void pmu_syscore_resume(void *data)
{
struct adb_request req;
@@ -2642,14 +2634,18 @@ static void pmu_syscore_resume(void)
pmu_sys_suspended = 0;
}
-static struct syscore_ops pmu_syscore_ops = {
+static const struct syscore_ops pmu_syscore_ops = {
.suspend = pmu_syscore_suspend,
.resume = pmu_syscore_resume,
};
+static struct syscore pmu_syscore = {
+ .ops = &pmu_syscore_ops,
+};
+
static int pmu_syscore_register(void)
{
- register_syscore_ops(&pmu_syscore_ops);
+ register_syscore(&pmu_syscore);
return 0;
}