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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_thermal.c
parent06af7eb043c02822072cea862fce1b7c74115e8f (diff)
downloadop-kernel-dev-d09fe55510257f1acd21ea80a9bdd7c72b5895b3.zip
op-kernel-dev-d09fe55510257f1acd21ea80a9bdd7c72b5895b3.tar.gz
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_thermal.c')
-rw-r--r--drivers/acpi/processor_thermal.c83
1 files changed, 0 insertions, 83 deletions
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index 6deafb4..953b25f 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -30,8 +30,6 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/cpufreq.h>
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
#include <linux/sysdev.h>
#include <asm/uaccess.h>
@@ -438,84 +436,3 @@ struct thermal_cooling_device_ops processor_cooling_ops = {
.get_cur_state = processor_get_cur_state,
.set_cur_state = processor_set_cur_state,
};
-
-/* /proc interface */
-#ifdef CONFIG_ACPI_PROCFS
-static int acpi_processor_limit_seq_show(struct seq_file *seq, void *offset)
-{
- struct acpi_processor *pr = seq->private;
-
- if (!pr)
- goto end;
-
- if (!pr->flags.limit) {
- seq_puts(seq, "<not supported>\n");
- goto end;
- }
-
- seq_printf(seq, "active limit: P%d:T%d\n"
- "user limit: P%d:T%d\n"
- "thermal limit: P%d:T%d\n",
- pr->limit.state.px, pr->limit.state.tx,
- pr->limit.user.px, pr->limit.user.tx,
- pr->limit.thermal.px, pr->limit.thermal.tx);
-
- end:
- return 0;
-}
-
-static int acpi_processor_limit_open_fs(struct inode *inode, struct file *file)
-{
- return single_open(file, acpi_processor_limit_seq_show,
- PDE(inode)->data);
-}
-
-static ssize_t acpi_processor_write_limit(struct file * file,
- const char __user * buffer,
- size_t count, loff_t * data)
-{
- int result = 0;
- struct seq_file *m = file->private_data;
- struct acpi_processor *pr = m->private;
- char limit_string[25] = { '\0' };
- int px = 0;
- int tx = 0;
-
-
- if (!pr || (count > sizeof(limit_string) - 1)) {
- return -EINVAL;
- }
-
- if (copy_from_user(limit_string, buffer, count)) {
- return -EFAULT;
- }
-
- limit_string[count] = '\0';
-
- if (sscanf(limit_string, "%d:%d", &px, &tx) != 2) {
- printk(KERN_ERR PREFIX "Invalid data format\n");
- return -EINVAL;
- }
-
- if (pr->flags.throttling) {
- if ((tx < 0) || (tx > (pr->throttling.state_count - 1))) {
- printk(KERN_ERR PREFIX "Invalid tx\n");
- return -EINVAL;
- }
- pr->limit.user.tx = tx;
- }
-
- result = acpi_processor_apply_limit(pr);
-
- return count;
-}
-
-const struct file_operations acpi_processor_limit_fops = {
- .owner = THIS_MODULE,
- .open = acpi_processor_limit_open_fs,
- .read = seq_read,
- .write = acpi_processor_write_limit,
- .llseek = seq_lseek,
- .release = single_release,
-};
-#endif
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