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authorZhang Rui <rui.zhang@intel.com>2010-07-15 10:46:41 +0800
committerLen Brown <len.brown@intel.com>2010-08-15 00:31:45 -0400
commitd09fe55510257f1acd21ea80a9bdd7c72b5895b3 (patch)
tree8de6e26f254167fabbc66b4de6f03a44bb57acde /drivers/acpi/processor_driver.c
parent06af7eb043c02822072cea862fce1b7c74115e8f (diff)
ACPI processor: remove deprecated ACPI procfs I/F
Remove deprecated ACPI processor procfs I/F, including: /proc/acpi/processor/CPUX/power /proc/acpi/processor/CPUX/limit /proc/acpi/processor/CPUX/info /proc/acpi/processor/CPUX/throttling still exists, as we don't have sysfs I/F available for now. Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/processor_driver.c')
-rw-r--r--drivers/acpi/processor_driver.c85
1 files changed, 0 insertions, 85 deletions
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 38ea0cc6dc4..15602189238 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -83,9 +83,6 @@ MODULE_LICENSE("GPL");
static int acpi_processor_add(struct acpi_device *device);
static int acpi_processor_remove(struct acpi_device *device, int type);
-#ifdef CONFIG_ACPI_PROCFS
-static int acpi_processor_info_open_fs(struct inode *inode, struct file *file);
-#endif
static void acpi_processor_notify(struct acpi_device *device, u32 event);
static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu);
static int acpi_processor_handle_eject(struct acpi_processor *pr);
@@ -113,15 +110,6 @@ static struct acpi_driver acpi_processor_driver = {
#define INSTALL_NOTIFY_HANDLER 1
#define UNINSTALL_NOTIFY_HANDLER 2
-#ifdef CONFIG_ACPI_PROCFS
-static const struct file_operations acpi_processor_info_fops = {
- .owner = THIS_MODULE,
- .open = acpi_processor_info_open_fs,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-#endif
DEFINE_PER_CPU(struct acpi_processor *, processors);
EXPORT_PER_CPU_SYMBOL(processors);
@@ -256,44 +244,8 @@ static int acpi_processor_errata(struct acpi_processor *pr)
return result;
}
-/* --------------------------------------------------------------------------
- FS Interface (/proc)
- -------------------------------------------------------------------------- */
-
-#ifdef CONFIG_ACPI_PROCFS
static struct proc_dir_entry *acpi_processor_dir = NULL;
-static int acpi_processor_info_seq_show(struct seq_file *seq, void *offset)
-{
- struct acpi_processor *pr = seq->private;
-
-
- if (!pr)
- goto end;
-
- seq_printf(seq, "processor id: %d\n"
- "acpi id: %d\n"
- "bus mastering control: %s\n"
- "power management: %s\n"
- "throttling control: %s\n"
- "limit interface: %s\n",
- pr->id,
- pr->acpi_id,
- pr->flags.bm_control ? "yes" : "no",
- pr->flags.power ? "yes" : "no",
- pr->flags.throttling ? "yes" : "no",
- pr->flags.limit ? "yes" : "no");
-
- end:
- return 0;
-}
-
-static int acpi_processor_info_open_fs(struct inode *inode, struct file *file)
-{
- return single_open(file, acpi_processor_info_seq_show,
- PDE(inode)->data);
-}
-
static int __cpuinit acpi_processor_add_fs(struct acpi_device *device)
{
struct proc_dir_entry *entry = NULL;
@@ -306,14 +258,6 @@ static int __cpuinit acpi_processor_add_fs(struct acpi_device *device)
return -ENODEV;
}
- /* 'info' [R] */
- entry = proc_create_data(ACPI_PROCESSOR_FILE_INFO,
- S_IRUGO, acpi_device_dir(device),
- &acpi_processor_info_fops,
- acpi_driver_data(device));
- if (!entry)
- return -EIO;
-
/* 'throttling' [R/W] */
entry = proc_create_data(ACPI_PROCESSOR_FILE_THROTTLING,
S_IFREG | S_IRUGO | S_IWUSR,
@@ -322,43 +266,20 @@ static int __cpuinit acpi_processor_add_fs(struct acpi_device *device)
acpi_driver_data(device));
if (!entry)
return -EIO;
-
- /* 'limit' [R/W] */
- entry = proc_create_data(ACPI_PROCESSOR_FILE_LIMIT,
- S_IFREG | S_IRUGO | S_IWUSR,
- acpi_device_dir(device),
- &acpi_processor_limit_fops,
- acpi_driver_data(device));
- if (!entry)
- return -EIO;
return 0;
}
static int acpi_processor_remove_fs(struct acpi_device *device)
{
if (acpi_device_dir(device)) {
- remove_proc_entry(ACPI_PROCESSOR_FILE_INFO,
- acpi_device_dir(device));
remove_proc_entry(ACPI_PROCESSOR_FILE_THROTTLING,
acpi_device_dir(device));
- remove_proc_entry(ACPI_PROCESSOR_FILE_LIMIT,
- acpi_device_dir(device));
remove_proc_entry(acpi_device_bid(device), acpi_processor_dir);
acpi_device_dir(device) = NULL;
}
return 0;
}
-#else
-static inline int acpi_processor_add_fs(struct acpi_device *device)
-{
- return 0;
-}
-static inline int acpi_processor_remove_fs(struct acpi_device *device)
-{
- return 0;
-}
-#endif
/* --------------------------------------------------------------------------
Driver Interface
@@ -921,11 +842,9 @@ static int __init acpi_processor_init(void)
memset(&errata, 0, sizeof(errata));
-#ifdef CONFIG_ACPI_PROCFS
acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
if (!acpi_processor_dir)
return -ENOMEM;
-#endif
if (!cpuidle_register_driver(&acpi_idle_driver)) {
printk(KERN_DEBUG "ACPI: %s registered with cpuidle\n",
@@ -952,9 +871,7 @@ static int __init acpi_processor_init(void)
out_cpuidle:
cpuidle_unregister_driver(&acpi_idle_driver);
-#ifdef CONFIG_ACPI_PROCFS
remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
-#endif
return result;
}
@@ -974,9 +891,7 @@ static void __exit acpi_processor_exit(void)
cpuidle_unregister_driver(&acpi_idle_driver);
-#ifdef CONFIG_ACPI_PROCFS
remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
-#endif
return;
}