#include <linux/sysdev.h>
#include <linux/freezer.h>
#include <linux/syscalls.h>
+#include <linux/suspend.h>
#include <linux/cpu.h>
#include <asm/prom.h>
#include <asm/machdep.h>
static volatile int disable_poll;
static struct device_node *vias;
static int pmu_kind = PMU_UNKNOWN;
-static int pmu_fully_inited = 0;
+static int pmu_fully_inited;
static int pmu_has_adb;
static struct device_node *gpio_node;
-static unsigned char __iomem *gpio_reg = NULL;
+static unsigned char __iomem *gpio_reg;
static int gpio_irq = NO_IRQ;
static int gpio_irq_enabled = -1;
-static volatile int pmu_suspended = 0;
+static volatile int pmu_suspended;
static spinlock_t pmu_lock;
static u8 pmu_intr_mask;
static int pmu_version;
int pmu_battery_count;
int pmu_cur_battery;
-unsigned int pmu_power_flags;
+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;
BLOCKING_NOTIFIER_HEAD(sleep_notifier_list);
#ifdef CONFIG_ADB
-static int adb_dev_map = 0;
+static int adb_dev_map;
static int pmu_adb_flags;
static int pmu_probe(void);
if (vias == NULL)
return 0;
- reg = get_property(vias, "reg", NULL);
+ reg = of_get_property(vias, "reg", NULL);
if (reg == NULL) {
printk(KERN_ERR "via-pmu: No \"reg\" property !\n");
goto fail;
PMU_INT_TICK;
if (vias->parent->name && ((strcmp(vias->parent->name, "ohare") == 0)
- || device_is_compatible(vias->parent, "ohare")))
+ || of_device_is_compatible(vias->parent, "ohare")))
pmu_kind = PMU_OHARE_BASED;
- else if (device_is_compatible(vias->parent, "paddington"))
+ else if (of_device_is_compatible(vias->parent, "paddington"))
pmu_kind = PMU_PADDINGTON_BASED;
- else if (device_is_compatible(vias->parent, "heathrow"))
+ else if (of_device_is_compatible(vias->parent, "heathrow"))
pmu_kind = PMU_HEATHROW_BASED;
- else if (device_is_compatible(vias->parent, "Keylargo")
- || device_is_compatible(vias->parent, "K2-Keylargo")) {
+ else if (of_device_is_compatible(vias->parent, "Keylargo")
+ || 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;
- pmu_has_adb = (find_type_devices("adb") != NULL);
+ adbp = of_find_node_by_type(NULL, "adb");
+ pmu_has_adb = (adbp != NULL);
+ of_node_put(adbp);
pmu_intr_mask = PMU_INT_PCEJECT |
PMU_INT_SNDBRT |
PMU_INT_ADB |
gpiop = of_find_node_by_name(NULL, "gpio");
if (gpiop) {
- reg = get_property(gpiop, "reg", NULL);
+ reg = of_get_property(gpiop, "reg", NULL);
if (reg)
gaddr = of_translate_address(gpiop, reg);
if (gaddr != OF_BAD_ADDR)
pmu_batteries[0].flags |= PMU_BATT_TYPE_SMART;
pmu_batteries[1].flags |= PMU_BATT_TYPE_SMART;
} else {
- struct device_node* prim = find_devices("power-mgt");
+ struct device_node* prim =
+ of_find_node_by_name(NULL, "power-mgt");
const u32 *prim_info = NULL;
if (prim)
- prim_info = get_property(prim, "prim-info", NULL);
+ prim_info = of_get_property(prim, "prim-info", NULL);
if (prim_info) {
/* Other stuffs here yet unknown */
pmu_battery_count = (prim_info[6] >> 16) & 0xff;
if (pmu_battery_count > 1)
pmu_batteries[1].flags |= PMU_BATT_TYPE_SMART;
}
+ of_node_put(prim);
}
#endif /* CONFIG_PPC32 */
proc_get_irqstats, NULL);
proc_pmu_options = create_proc_entry("options", 0600, proc_pmu_root);
if (proc_pmu_options) {
- proc_pmu_options->nlink = 1;
proc_pmu_options->read_proc = proc_read_options;
proc_pmu_options->write_proc = proc_write_options;
}
#if defined(CONFIG_PM) && defined(CONFIG_PPC32)
/* Sleep is broadcast last-to-first */
-static int
-broadcast_sleep(int when, int fallback)
+static void broadcast_sleep(int when)
{
- int ret = PBOOK_SLEEP_OK;
struct list_head *list;
struct pmu_sleep_notifier *notifier;
for (list = sleep_notifiers.prev; list != &sleep_notifiers;
list = list->prev) {
notifier = list_entry(list, struct pmu_sleep_notifier, list);
- ret = notifier->notifier_call(notifier, when);
- if (ret != PBOOK_SLEEP_OK) {
- printk(KERN_DEBUG "sleep %d rejected by %p (%p)\n",
- when, notifier, notifier->notifier_call);
- for (; list != &sleep_notifiers; list = list->next) {
- notifier = list_entry(list, struct pmu_sleep_notifier, list);
- notifier->notifier_call(notifier, fallback);
- }
- return ret;
- }
+ notifier->notifier_call(notifier, when);
}
- return ret;
}
/* Wake is broadcast first-to-last */
-static int
-broadcast_wake(void)
+static void broadcast_wake(void)
{
- int ret = PBOOK_SLEEP_OK;
struct list_head *list;
struct pmu_sleep_notifier *notifier;
notifier = list_entry(list, struct pmu_sleep_notifier, list);
notifier->notifier_call(notifier, PBOOK_WAKE);
}
- return ret;
}
/*
pm_prepare_console();
- /* Notify old-style device drivers & userland */
- ret = broadcast_sleep(PBOOK_SLEEP_REQUEST, PBOOK_SLEEP_REJECT);
- if (ret != PBOOK_SLEEP_OK) {
- printk(KERN_ERR "Sleep rejected by drivers\n");
- return -EBUSY;
- }
+ /* Notify old-style device drivers */
+ broadcast_sleep(PBOOK_SLEEP_REQUEST);
/* Sync the disks. */
/* XXX It would be nice to have some way to ensure that
*/
sys_sync();
- /* Sleep can fail now. May not be very robust but useful for debugging */
- ret = broadcast_sleep(PBOOK_SLEEP_NOW, PBOOK_WAKE);
- if (ret != PBOOK_SLEEP_OK) {
- printk(KERN_ERR "Driver sleep failed\n");
- return -EBUSY;
- }
+ broadcast_sleep(PBOOK_SLEEP_NOW);
/* Send suspend call to devices, hold the device core's dpm_sem */
ret = device_suspend(PMSG_SUSPEND);
int ret;
struct pci_dev *grackle;
- grackle = pci_find_slot(0, 0);
+ grackle = pci_get_bus_and_slot(0, 0);
if (!grackle)
return -ENODEV;
pmcr1 &= ~(GRACKLE_PM|GRACKLE_DOZE|GRACKLE_SLEEP|GRACKLE_NAP);
pci_write_config_word(grackle, 0x70, pmcr1);
+ pci_dev_put(grackle);
+
/* Make sure the PMU is idle */
pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,0);
restore_via_state();
return error;
}
-static struct file_operations pmu_device_fops = {
+static const struct file_operations pmu_device_fops = {
.read = pmu_read,
.write = pmu_write,
.poll = pmu_fpoll,
#if defined(CONFIG_PM) && defined(CONFIG_PPC32)
-static int pmu_sys_suspended = 0;
+static int pmu_sys_suspended;
static int pmu_sys_suspend(struct sys_device *sysdev, pm_message_t state)
{
};
static struct sys_device device_pmu = {
- .id = 0,
.cls = &pmu_sysclass,
};
projects / karo-tx-linux.git / blobdiff