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-rw-r--r--arch/powerpc/platforms/pseries/cmm.c67
-rw-r--r--arch/powerpc/platforms/pseries/pseries_energy.c71
-rw-r--r--arch/powerpc/platforms/pseries/smp.c2
-rw-r--r--arch/powerpc/platforms/pseries/suspend.c33
4 files changed, 86 insertions, 87 deletions
diff --git a/arch/powerpc/platforms/pseries/cmm.c b/arch/powerpc/platforms/pseries/cmm.c
index 3cafc306b97..c638535753d 100644
--- a/arch/powerpc/platforms/pseries/cmm.c
+++ b/arch/powerpc/platforms/pseries/cmm.c
@@ -33,7 +33,7 @@
#include <linux/sched.h>
#include <linux/stringify.h>
#include <linux/swap.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
#include <asm/firmware.h>
#include <asm/hvcall.h>
#include <asm/mmu.h>
@@ -65,7 +65,7 @@ static unsigned int oom_kb = CMM_OOM_KB;
static unsigned int cmm_debug = CMM_DEBUG;
static unsigned int cmm_disabled = CMM_DISABLE;
static unsigned long min_mem_mb = CMM_MIN_MEM_MB;
-static struct sys_device cmm_sysdev;
+static struct device cmm_dev;
MODULE_AUTHOR("Brian King <brking@linux.vnet.ibm.com>");
MODULE_DESCRIPTION("IBM System p Collaborative Memory Manager");
@@ -347,25 +347,25 @@ static int cmm_thread(void *dummy)
}
#define CMM_SHOW(name, format, args...) \
- static ssize_t show_##name(struct sys_device *dev, \
- struct sysdev_attribute *attr, \
+ static ssize_t show_##name(struct device *dev, \
+ struct device_attribute *attr, \
char *buf) \
{ \
return sprintf(buf, format, ##args); \
} \
- static SYSDEV_ATTR(name, S_IRUGO, show_##name, NULL)
+ static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL)
CMM_SHOW(loaned_kb, "%lu\n", PAGES2KB(loaned_pages));
CMM_SHOW(loaned_target_kb, "%lu\n", PAGES2KB(loaned_pages_target));
-static ssize_t show_oom_pages(struct sys_device *dev,
- struct sysdev_attribute *attr, char *buf)
+static ssize_t show_oom_pages(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%lu\n", PAGES2KB(oom_freed_pages));
}
-static ssize_t store_oom_pages(struct sys_device *dev,
- struct sysdev_attribute *attr,
+static ssize_t store_oom_pages(struct device *dev,
+ struct device_attribute *attr,
const char *buf, size_t count)
{
unsigned long val = simple_strtoul (buf, NULL, 10);
@@ -379,17 +379,18 @@ static ssize_t store_oom_pages(struct sys_device *dev,
return count;
}
-static SYSDEV_ATTR(oom_freed_kb, S_IWUSR| S_IRUGO,
+static DEVICE_ATTR(oom_freed_kb, S_IWUSR | S_IRUGO,
show_oom_pages, store_oom_pages);
-static struct sysdev_attribute *cmm_attrs[] = {
- &attr_loaned_kb,
- &attr_loaned_target_kb,
- &attr_oom_freed_kb,
+static struct device_attribute *cmm_attrs[] = {
+ &dev_attr_loaned_kb,
+ &dev_attr_loaned_target_kb,
+ &dev_attr_oom_freed_kb,
};
-static struct sysdev_class cmm_sysdev_class = {
+static struct bus_type cmm_subsys = {
.name = "cmm",
+ .dev_name = "cmm",
};
/**
@@ -398,21 +399,21 @@ static struct sysdev_class cmm_sysdev_class = {
* Return value:
* 0 on success / other on failure
**/
-static int cmm_sysfs_register(struct sys_device *sysdev)
+static int cmm_sysfs_register(struct device *dev)
{
int i, rc;
- if ((rc = sysdev_class_register(&cmm_sysdev_class)))
+ if ((rc = subsys_system_register(&cmm_subsys, NULL)))
return rc;
- sysdev->id = 0;
- sysdev->cls = &cmm_sysdev_class;
+ dev->id = 0;
+ dev->bus = &cmm_subsys;
- if ((rc = sysdev_register(sysdev)))
- goto class_unregister;
+ if ((rc = device_register(dev)))
+ goto subsys_unregister;
for (i = 0; i < ARRAY_SIZE(cmm_attrs); i++) {
- if ((rc = sysdev_create_file(sysdev, cmm_attrs[i])))
+ if ((rc = device_create_file(dev, cmm_attrs[i])))
goto fail;
}
@@ -420,10 +421,10 @@ static int cmm_sysfs_register(struct sys_device *sysdev)
fail:
while (--i >= 0)
- sysdev_remove_file(sysdev, cmm_attrs[i]);
- sysdev_unregister(sysdev);
-class_unregister:
- sysdev_class_unregister(&cmm_sysdev_class);
+ device_remove_file(dev, cmm_attrs[i]);
+ device_unregister(dev);
+subsys_unregister:
+ bus_unregister(&cmm_subsys);
return rc;
}
@@ -431,14 +432,14 @@ class_unregister:
* cmm_unregister_sysfs - Unregister from sysfs
*
**/
-static void cmm_unregister_sysfs(struct sys_device *sysdev)
+static void cmm_unregister_sysfs(struct device *dev)
{
int i;
for (i = 0; i < ARRAY_SIZE(cmm_attrs); i++)
- sysdev_remove_file(sysdev, cmm_attrs[i]);
- sysdev_unregister(sysdev);
- sysdev_class_unregister(&cmm_sysdev_class);
+ device_remove_file(dev, cmm_attrs[i]);
+ device_unregister(dev);
+ bus_unregister(&cmm_subsys);
}
/**
@@ -657,7 +658,7 @@ static int cmm_init(void)
if ((rc = register_reboot_notifier(&cmm_reboot_nb)))
goto out_oom_notifier;
- if ((rc = cmm_sysfs_register(&cmm_sysdev)))
+ if ((rc = cmm_sysfs_register(&cmm_dev)))
goto out_reboot_notifier;
if (register_memory_notifier(&cmm_mem_nb) ||
@@ -678,7 +679,7 @@ static int cmm_init(void)
out_unregister_notifier:
unregister_memory_notifier(&cmm_mem_nb);
unregister_memory_isolate_notifier(&cmm_mem_isolate_nb);
- cmm_unregister_sysfs(&cmm_sysdev);
+ cmm_unregister_sysfs(&cmm_dev);
out_reboot_notifier:
unregister_reboot_notifier(&cmm_reboot_nb);
out_oom_notifier:
@@ -701,7 +702,7 @@ static void cmm_exit(void)
unregister_memory_notifier(&cmm_mem_nb);
unregister_memory_isolate_notifier(&cmm_mem_isolate_nb);
cmm_free_pages(loaned_pages);
- cmm_unregister_sysfs(&cmm_sysdev);
+ cmm_unregister_sysfs(&cmm_dev);
}
/**
diff --git a/arch/powerpc/platforms/pseries/pseries_energy.c b/arch/powerpc/platforms/pseries/pseries_energy.c
index c8b3c69fe89..af281dce510 100644
--- a/arch/powerpc/platforms/pseries/pseries_energy.c
+++ b/arch/powerpc/platforms/pseries/pseries_energy.c
@@ -15,7 +15,7 @@
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/seq_file.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
#include <linux/cpu.h>
#include <linux/of.h>
#include <asm/cputhreads.h>
@@ -184,7 +184,7 @@ static ssize_t get_best_energy_list(char *page, int activate)
return s-page;
}
-static ssize_t get_best_energy_data(struct sys_device *dev,
+static ssize_t get_best_energy_data(struct device *dev,
char *page, int activate)
{
int rc;
@@ -207,26 +207,26 @@ static ssize_t get_best_energy_data(struct sys_device *dev,
/* Wrapper functions */
-static ssize_t cpu_activate_hint_list_show(struct sysdev_class *class,
- struct sysdev_class_attribute *attr, char *page)
+static ssize_t cpu_activate_hint_list_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_list(page, 1);
}
-static ssize_t cpu_deactivate_hint_list_show(struct sysdev_class *class,
- struct sysdev_class_attribute *attr, char *page)
+static ssize_t cpu_deactivate_hint_list_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_list(page, 0);
}
-static ssize_t percpu_activate_hint_show(struct sys_device *dev,
- struct sysdev_attribute *attr, char *page)
+static ssize_t percpu_activate_hint_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_data(dev, page, 1);
}
-static ssize_t percpu_deactivate_hint_show(struct sys_device *dev,
- struct sysdev_attribute *attr, char *page)
+static ssize_t percpu_deactivate_hint_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_data(dev, page, 0);
}
@@ -241,48 +241,48 @@ static ssize_t percpu_deactivate_hint_show(struct sys_device *dev,
* Per-cpu value of the hint
*/
-struct sysdev_class_attribute attr_cpu_activate_hint_list =
- _SYSDEV_CLASS_ATTR(pseries_activate_hint_list, 0444,
+struct device_attribute attr_cpu_activate_hint_list =
+ __ATTR(pseries_activate_hint_list, 0444,
cpu_activate_hint_list_show, NULL);
-struct sysdev_class_attribute attr_cpu_deactivate_hint_list =
- _SYSDEV_CLASS_ATTR(pseries_deactivate_hint_list, 0444,
+struct device_attribute attr_cpu_deactivate_hint_list =
+ __ATTR(pseries_deactivate_hint_list, 0444,
cpu_deactivate_hint_list_show, NULL);
-struct sysdev_attribute attr_percpu_activate_hint =
- _SYSDEV_ATTR(pseries_activate_hint, 0444,
+struct device_attribute attr_percpu_activate_hint =
+ __ATTR(pseries_activate_hint, 0444,
percpu_activate_hint_show, NULL);
-struct sysdev_attribute attr_percpu_deactivate_hint =
- _SYSDEV_ATTR(pseries_deactivate_hint, 0444,
+struct device_attribute attr_percpu_deactivate_hint =
+ __ATTR(pseries_deactivate_hint, 0444,
percpu_deactivate_hint_show, NULL);
static int __init pseries_energy_init(void)
{
int cpu, err;
- struct sys_device *cpu_sys_dev;
+ struct device *cpu_dev;
if (!check_for_h_best_energy()) {
printk(KERN_INFO "Hypercall H_BEST_ENERGY not supported\n");
return 0;
}
/* Create the sysfs files */
- err = sysfs_create_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_activate_hint_list.attr);
+ err = device_create_file(cpu_subsys.dev_root,
+ &attr_cpu_activate_hint_list);
if (!err)
- err = sysfs_create_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_deactivate_hint_list.attr);
+ err = device_create_file(cpu_subsys.dev_root,
+ &attr_cpu_deactivate_hint_list);
if (err)
return err;
for_each_possible_cpu(cpu) {
- cpu_sys_dev = get_cpu_sysdev(cpu);
- err = sysfs_create_file(&cpu_sys_dev->kobj,
- &attr_percpu_activate_hint.attr);
+ cpu_dev = get_cpu_device(cpu);
+ err = device_create_file(cpu_dev,
+ &attr_percpu_activate_hint);
if (err)
break;
- err = sysfs_create_file(&cpu_sys_dev->kobj,
- &attr_percpu_deactivate_hint.attr);
+ err = device_create_file(cpu_dev,
+ &attr_percpu_deactivate_hint);
if (err)
break;
}
@@ -298,23 +298,20 @@ static int __init pseries_energy_init(void)
static void __exit pseries_energy_cleanup(void)
{
int cpu;
- struct sys_device *cpu_sys_dev;
+ struct device *cpu_dev;
if (!sysfs_entries)
return;
/* Remove the sysfs files */
- sysfs_remove_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_activate_hint_list.attr);
-
- sysfs_remove_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_deactivate_hint_list.attr);
+ device_remove_file(cpu_subsys.dev_root, &attr_cpu_activate_hint_list);
+ device_remove_file(cpu_subsys.dev_root, &attr_cpu_deactivate_hint_list);
for_each_possible_cpu(cpu) {
- cpu_sys_dev = get_cpu_sysdev(cpu);
- sysfs_remove_file(&cpu_sys_dev->kobj,
+ cpu_dev = get_cpu_device(cpu);
+ sysfs_remove_file(&cpu_dev->kobj,
&attr_percpu_activate_hint.attr);
- sysfs_remove_file(&cpu_sys_dev->kobj,
+ sysfs_remove_file(&cpu_dev->kobj,
&attr_percpu_deactivate_hint.attr);
}
}
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index 26e93fd4c62..6212ff4693e 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -22,7 +22,7 @@
#include <linux/spinlock.h>
#include <linux/cache.h>
#include <linux/err.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
#include <linux/cpu.h>
#include <asm/ptrace.h>
diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
index d3de0849f29..b84a8b2238d 100644
--- a/arch/powerpc/platforms/pseries/suspend.c
+++ b/arch/powerpc/platforms/pseries/suspend.c
@@ -26,7 +26,7 @@
#include <asm/rtas.h>
static u64 stream_id;
-static struct sys_device suspend_sysdev;
+static struct device suspend_dev;
static DECLARE_COMPLETION(suspend_work);
static struct rtas_suspend_me_data suspend_data;
static atomic_t suspending;
@@ -110,8 +110,8 @@ static int pseries_prepare_late(void)
/**
* store_hibernate - Initiate partition hibernation
- * @classdev: sysdev class struct
- * @attr: class device attribute struct
+ * @dev: subsys root device
+ * @attr: device attribute struct
* @buf: buffer
* @count: buffer size
*
@@ -121,8 +121,8 @@ static int pseries_prepare_late(void)
* Return value:
* number of bytes printed to buffer / other on failure
**/
-static ssize_t store_hibernate(struct sysdev_class *classdev,
- struct sysdev_class_attribute *attr,
+static ssize_t store_hibernate(struct device *dev,
+ struct device_attribute *attr,
const char *buf, size_t count)
{
int rc;
@@ -148,10 +148,11 @@ static ssize_t store_hibernate(struct sysdev_class *classdev,
return rc;
}
-static SYSDEV_CLASS_ATTR(hibernate, S_IWUSR, NULL, store_hibernate);
+static DEVICE_ATTR(hibernate, S_IWUSR, NULL, store_hibernate);
-static struct sysdev_class suspend_sysdev_class = {
+static struct bus_type suspend_subsys = {
.name = "power",
+ .dev_name = "power",
};
static const struct platform_suspend_ops pseries_suspend_ops = {
@@ -167,23 +168,23 @@ static const struct platform_suspend_ops pseries_suspend_ops = {
* Return value:
* 0 on success / other on failure
**/
-static int pseries_suspend_sysfs_register(struct sys_device *sysdev)
+static int pseries_suspend_sysfs_register(struct device *dev)
{
int rc;
- if ((rc = sysdev_class_register(&suspend_sysdev_class)))
+ if ((rc = subsys_system_register(&suspend_subsys, NULL)))
return rc;
- sysdev->id = 0;
- sysdev->cls = &suspend_sysdev_class;
+ dev->id = 0;
+ dev->bus = &suspend_subsys;
- if ((rc = sysdev_class_create_file(&suspend_sysdev_class, &attr_hibernate)))
- goto class_unregister;
+ if ((rc = device_create_file(suspend_subsys.dev_root, &dev_attr_hibernate)))
+ goto subsys_unregister;
return 0;
-class_unregister:
- sysdev_class_unregister(&suspend_sysdev_class);
+subsys_unregister:
+ bus_unregister(&suspend_subsys);
return rc;
}
@@ -204,7 +205,7 @@ static int __init pseries_suspend_init(void)
if (suspend_data.token == RTAS_UNKNOWN_SERVICE)
return 0;
- if ((rc = pseries_suspend_sysfs_register(&suspend_sysdev)))
+ if ((rc = pseries_suspend_sysfs_register(&suspend_dev)))
return rc;
ppc_md.suspend_disable_cpu = pseries_suspend_cpu;