diff options
Diffstat (limited to 'drivers/macintosh/rack-meter.c')
| -rw-r--r-- | drivers/macintosh/rack-meter.c | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c index 2c21d4f25cc..4192901cab4 100644 --- a/drivers/macintosh/rack-meter.c +++ b/drivers/macintosh/rack-meter.c @@ -18,12 +18,15 @@ #include <linux/types.h> #include <linux/kernel.h> +#include <linux/slab.h> #include <linux/device.h> #include <linux/interrupt.h> #include <linux/module.h> #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/kernel_stat.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <asm/io.h> #include <asm/prom.h> @@ -80,13 +83,13 @@ static int rackmeter_ignore_nice; */ static inline cputime64_t get_cpu_idle_time(unsigned int cpu) { - cputime64_t retval; + u64 retval; - retval = cputime64_add(kstat_cpu(cpu).cpustat.idle, - kstat_cpu(cpu).cpustat.iowait); + retval = kcpustat_cpu(cpu).cpustat[CPUTIME_IDLE] + + kcpustat_cpu(cpu).cpustat[CPUTIME_IOWAIT]; if (rackmeter_ignore_nice) - retval = cputime64_add(retval, kstat_cpu(cpu).cpustat.nice); + retval += kcpustat_cpu(cpu).cpustat[CPUTIME_NICE]; return retval; } @@ -219,13 +222,11 @@ static void rackmeter_do_timer(struct work_struct *work) int i, offset, load, cumm, pause; cur_jiffies = jiffies64_to_cputime64(get_jiffies_64()); - total_ticks = (unsigned int)cputime64_sub(cur_jiffies, - rcpu->prev_wall); + total_ticks = (unsigned int) (cur_jiffies - rcpu->prev_wall); rcpu->prev_wall = cur_jiffies; total_idle_ticks = get_cpu_idle_time(cpu); - idle_ticks = (unsigned int) cputime64_sub(total_idle_ticks, - rcpu->prev_idle); + idle_ticks = (unsigned int) (total_idle_ticks - rcpu->prev_idle); rcpu->prev_idle = total_idle_ticks; /* We do a very dumb calculation to update the LEDs for now, @@ -254,7 +255,7 @@ static void rackmeter_do_timer(struct work_struct *work) msecs_to_jiffies(CPU_SAMPLING_RATE)); } -static void __devinit rackmeter_init_cpu_sniffer(struct rackmeter *rm) +static void rackmeter_init_cpu_sniffer(struct rackmeter *rm) { unsigned int cpu; @@ -274,7 +275,7 @@ static void __devinit rackmeter_init_cpu_sniffer(struct rackmeter *rm) if (cpu > 1) continue; - rcpu = &rm->cpu[cpu];; + rcpu = &rm->cpu[cpu]; rcpu->prev_idle = get_cpu_idle_time(cpu); rcpu->prev_wall = jiffies64_to_cputime64(get_jiffies_64()); schedule_delayed_work_on(cpu, &rm->cpu[cpu].sniffer, @@ -282,10 +283,10 @@ static void __devinit rackmeter_init_cpu_sniffer(struct rackmeter *rm) } } -static void __devexit rackmeter_stop_cpu_sniffer(struct rackmeter *rm) +static void rackmeter_stop_cpu_sniffer(struct rackmeter *rm) { - cancel_rearming_delayed_work(&rm->cpu[0].sniffer); - cancel_rearming_delayed_work(&rm->cpu[1].sniffer); + cancel_delayed_work_sync(&rm->cpu[0].sniffer); + cancel_delayed_work_sync(&rm->cpu[1].sniffer); } static int rackmeter_setup(struct rackmeter *rm) @@ -363,8 +364,8 @@ static irqreturn_t rackmeter_irq(int irq, void *arg) return IRQ_HANDLED; } -static int __devinit rackmeter_probe(struct macio_dev* mdev, - const struct of_device_id *match) +static int rackmeter_probe(struct macio_dev* mdev, + const struct of_device_id *match) { struct device_node *i2s = NULL, *np = NULL; struct rackmeter *rm = NULL; @@ -374,7 +375,7 @@ static int __devinit rackmeter_probe(struct macio_dev* mdev, pr_debug("rackmeter_probe()\n"); /* Get i2s-a node */ - while ((i2s = of_get_next_child(mdev->ofdev.node, i2s)) != NULL) + while ((i2s = of_get_next_child(mdev->ofdev.dev.of_node, i2s)) != NULL) if (strcmp(i2s->name, "i2s-a") == 0) break; if (i2s == NULL) { @@ -430,7 +431,7 @@ static int __devinit rackmeter_probe(struct macio_dev* mdev, of_address_to_resource(i2s, 1, &rdma)) { printk(KERN_ERR "rackmeter: found match but lacks resources: %s", - mdev->ofdev.node->full_name); + mdev->ofdev.dev.of_node->full_name); rc = -ENXIO; goto bail_free; } @@ -522,7 +523,7 @@ static int __devinit rackmeter_probe(struct macio_dev* mdev, return rc; } -static int __devexit rackmeter_remove(struct macio_dev* mdev) +static int rackmeter_remove(struct macio_dev* mdev) { struct rackmeter *rm = dev_get_drvdata(&mdev->ofdev.dev); @@ -582,10 +583,12 @@ static struct of_device_id rackmeter_match[] = { { } }; -static struct macio_driver rackmeter_drv = { - .name = "rackmeter", - .owner = THIS_MODULE, - .match_table = rackmeter_match, +static struct macio_driver rackmeter_driver = { + .driver = { + .name = "rackmeter", + .owner = THIS_MODULE, + .of_match_table = rackmeter_match, + }, .probe = rackmeter_probe, .remove = rackmeter_remove, .shutdown = rackmeter_shutdown, @@ -596,14 +599,14 @@ static int __init rackmeter_init(void) { pr_debug("rackmeter_init()\n"); - return macio_register_driver(&rackmeter_drv); + return macio_register_driver(&rackmeter_driver); } static void __exit rackmeter_exit(void) { pr_debug("rackmeter_exit()\n"); - macio_unregister_driver(&rackmeter_drv); + macio_unregister_driver(&rackmeter_driver); } module_init(rackmeter_init); |