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ACPI thermal: remove deprecated procfs I/F
Remove the deprecated ACPI thermal driver procfs I/F, as stated in the changelog of commit 43d9f87b79804f2d75d9d8a81c862b179f055a15 sysfs I/F is available at /sys/class/thermal/thermal_zoneX/ Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang Rui
Len Brown
parent
b2a44989c1
commit
c57b62f5b1
@ -37,12 +37,6 @@
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/types.h>
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#ifdef CONFIG_ACPI_PROCFS
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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#endif
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#include <linux/jiffies.h>
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#include <linux/kmod.h>
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#include <linux/reboot.h>
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@ -195,61 +189,6 @@ struct acpi_thermal {
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struct mutex lock;
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};
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#ifdef CONFIG_ACPI_PROCFS
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static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file);
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static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file);
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static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file);
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static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file);
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static ssize_t acpi_thermal_write_cooling_mode(struct file *,
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const char __user *, size_t,
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loff_t *);
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static int acpi_thermal_polling_open_fs(struct inode *inode, struct file *file);
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static ssize_t acpi_thermal_write_polling(struct file *, const char __user *,
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size_t, loff_t *);
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static const struct file_operations acpi_thermal_state_fops = {
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.owner = THIS_MODULE,
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.open = acpi_thermal_state_open_fs,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static const struct file_operations acpi_thermal_temp_fops = {
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.owner = THIS_MODULE,
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.open = acpi_thermal_temp_open_fs,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static const struct file_operations acpi_thermal_trip_fops = {
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.owner = THIS_MODULE,
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.open = acpi_thermal_trip_open_fs,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static const struct file_operations acpi_thermal_cooling_fops = {
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.owner = THIS_MODULE,
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.open = acpi_thermal_cooling_open_fs,
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.read = seq_read,
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.write = acpi_thermal_write_cooling_mode,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static const struct file_operations acpi_thermal_polling_fops = {
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.owner = THIS_MODULE,
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.open = acpi_thermal_polling_open_fs,
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.read = seq_read,
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.write = acpi_thermal_write_polling,
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.llseek = seq_lseek,
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.release = single_release,
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};
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#endif /* CONFIG_ACPI_PROCFS*/
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/* --------------------------------------------------------------------------
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Thermal Zone Management
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-------------------------------------------------------------------------- */
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@ -957,358 +896,6 @@ static void acpi_thermal_unregister_thermal_zone(struct acpi_thermal *tz)
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}
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/* --------------------------------------------------------------------------
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FS Interface (/proc)
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-------------------------------------------------------------------------- */
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#ifdef CONFIG_ACPI_PROCFS
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static struct proc_dir_entry *acpi_thermal_dir;
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static int acpi_thermal_state_seq_show(struct seq_file *seq, void *offset)
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{
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struct acpi_thermal *tz = seq->private;
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if (!tz)
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goto end;
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seq_puts(seq, "state: ");
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if (!tz->state.critical && !tz->state.hot && !tz->state.passive
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&& !tz->state.active)
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seq_puts(seq, "ok\n");
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else {
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if (tz->state.critical)
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seq_puts(seq, "critical ");
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if (tz->state.hot)
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seq_puts(seq, "hot ");
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if (tz->state.passive)
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seq_puts(seq, "passive ");
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if (tz->state.active)
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seq_printf(seq, "active[%d]", tz->state.active_index);
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seq_puts(seq, "\n");
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}
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end:
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return 0;
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}
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static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file)
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{
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return single_open(file, acpi_thermal_state_seq_show, PDE(inode)->data);
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}
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static int acpi_thermal_temp_seq_show(struct seq_file *seq, void *offset)
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{
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int result = 0;
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struct acpi_thermal *tz = seq->private;
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if (!tz)
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goto end;
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result = acpi_thermal_get_temperature(tz);
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if (result)
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goto end;
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seq_printf(seq, "temperature: %ld C\n",
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KELVIN_TO_CELSIUS(tz->temperature));
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end:
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return 0;
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}
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static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file)
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{
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return single_open(file, acpi_thermal_temp_seq_show, PDE(inode)->data);
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}
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static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset)
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{
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struct acpi_thermal *tz = seq->private;
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struct acpi_device *device;
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acpi_status status;
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int i = 0;
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int j = 0;
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if (!tz)
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goto end;
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if (tz->trips.critical.flags.valid)
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seq_printf(seq, "critical (S5): %ld C%s",
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KELVIN_TO_CELSIUS(tz->trips.critical.temperature),
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nocrt ? " <disabled>\n" : "\n");
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if (tz->trips.hot.flags.valid)
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seq_printf(seq, "hot (S4): %ld C%s",
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KELVIN_TO_CELSIUS(tz->trips.hot.temperature),
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nocrt ? " <disabled>\n" : "\n");
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if (tz->trips.passive.flags.valid) {
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seq_printf(seq,
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"passive: %ld C: tc1=%lu tc2=%lu tsp=%lu devices=",
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KELVIN_TO_CELSIUS(tz->trips.passive.temperature),
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tz->trips.passive.tc1, tz->trips.passive.tc2,
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tz->trips.passive.tsp);
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for (j = 0; j < tz->trips.passive.devices.count; j++) {
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status = acpi_bus_get_device(tz->trips.passive.devices.
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handles[j], &device);
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seq_printf(seq, "%4.4s ", status ? "" :
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acpi_device_bid(device));
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}
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seq_puts(seq, "\n");
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} else {
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seq_printf(seq, "passive (forced):");
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if (tz->thermal_zone->forced_passive)
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seq_printf(seq, " %i C\n",
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tz->thermal_zone->forced_passive / 1000);
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else
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seq_printf(seq, "<not set>\n");
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}
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for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) {
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if (!(tz->trips.active[i].flags.valid))
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break;
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seq_printf(seq, "active[%d]: %ld C: devices=",
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i,
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KELVIN_TO_CELSIUS(tz->trips.active[i].temperature));
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for (j = 0; j < tz->trips.active[i].devices.count; j++){
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status = acpi_bus_get_device(tz->trips.active[i].
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devices.handles[j],
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&device);
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seq_printf(seq, "%4.4s ", status ? "" :
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acpi_device_bid(device));
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}
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seq_puts(seq, "\n");
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}
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end:
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return 0;
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}
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static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file)
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{
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return single_open(file, acpi_thermal_trip_seq_show, PDE(inode)->data);
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}
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static int acpi_thermal_cooling_seq_show(struct seq_file *seq, void *offset)
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{
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struct acpi_thermal *tz = seq->private;
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if (!tz)
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goto end;
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if (!tz->flags.cooling_mode)
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seq_puts(seq, "<setting not supported>\n");
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else
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seq_puts(seq, "0 - Active; 1 - Passive\n");
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end:
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return 0;
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}
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static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file)
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{
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return single_open(file, acpi_thermal_cooling_seq_show,
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PDE(inode)->data);
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}
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static ssize_t
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acpi_thermal_write_cooling_mode(struct file *file,
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const char __user * buffer,
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size_t count, loff_t * ppos)
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{
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struct seq_file *m = file->private_data;
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struct acpi_thermal *tz = m->private;
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int result = 0;
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char mode_string[12] = { '\0' };
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if (!tz || (count > sizeof(mode_string) - 1))
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return -EINVAL;
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if (!tz->flags.cooling_mode)
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return -ENODEV;
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if (copy_from_user(mode_string, buffer, count))
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return -EFAULT;
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mode_string[count] = '\0';
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result = acpi_thermal_set_cooling_mode(tz,
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simple_strtoul(mode_string, NULL,
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0));
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if (result)
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return result;
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acpi_thermal_check(tz);
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return count;
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}
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static int acpi_thermal_polling_seq_show(struct seq_file *seq, void *offset)
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{
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struct acpi_thermal *tz = seq->private;
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if (!tz)
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goto end;
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if (!tz->thermal_zone->polling_delay) {
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seq_puts(seq, "<polling disabled>\n");
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goto end;
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}
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seq_printf(seq, "polling frequency: %d seconds\n",
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(tz->thermal_zone->polling_delay / 1000));
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end:
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return 0;
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}
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static int acpi_thermal_polling_open_fs(struct inode *inode, struct file *file)
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{
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return single_open(file, acpi_thermal_polling_seq_show,
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PDE(inode)->data);
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}
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static int acpi_thermal_set_polling(struct acpi_thermal *tz, int seconds)
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{
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if (!tz)
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return -EINVAL;
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/* Convert value to deci-seconds */
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tz->polling_frequency = seconds * 10;
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tz->thermal_zone->polling_delay = seconds * 1000;
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if (tz->tz_enabled)
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thermal_zone_device_update(tz->thermal_zone);
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ACPI_DEBUG_PRINT((ACPI_DB_INFO,
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"Polling frequency set to %lu seconds\n",
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tz->polling_frequency/10));
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return 0;
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}
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static ssize_t
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acpi_thermal_write_polling(struct file *file,
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const char __user * buffer,
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size_t count, loff_t * ppos)
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{
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struct seq_file *m = file->private_data;
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struct acpi_thermal *tz = m->private;
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int result = 0;
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char polling_string[12] = { '\0' };
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int seconds = 0;
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if (!tz || (count > sizeof(polling_string) - 1))
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return -EINVAL;
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if (copy_from_user(polling_string, buffer, count))
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return -EFAULT;
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polling_string[count] = '\0';
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seconds = simple_strtoul(polling_string, NULL, 0);
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result = acpi_thermal_set_polling(tz, seconds);
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if (result)
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return result;
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acpi_thermal_check(tz);
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return count;
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}
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static int acpi_thermal_add_fs(struct acpi_device *device)
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{
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struct proc_dir_entry *entry = NULL;
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if (!acpi_device_dir(device)) {
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acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device),
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acpi_thermal_dir);
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if (!acpi_device_dir(device))
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return -ENODEV;
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}
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/* 'state' [R] */
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entry = proc_create_data(ACPI_THERMAL_FILE_STATE,
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S_IRUGO, acpi_device_dir(device),
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&acpi_thermal_state_fops,
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acpi_driver_data(device));
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if (!entry)
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return -ENODEV;
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/* 'temperature' [R] */
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entry = proc_create_data(ACPI_THERMAL_FILE_TEMPERATURE,
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S_IRUGO, acpi_device_dir(device),
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&acpi_thermal_temp_fops,
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acpi_driver_data(device));
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if (!entry)
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return -ENODEV;
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/* 'trip_points' [R] */
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entry = proc_create_data(ACPI_THERMAL_FILE_TRIP_POINTS,
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S_IRUGO,
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acpi_device_dir(device),
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&acpi_thermal_trip_fops,
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acpi_driver_data(device));
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if (!entry)
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return -ENODEV;
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/* 'cooling_mode' [R/W] */
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entry = proc_create_data(ACPI_THERMAL_FILE_COOLING_MODE,
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S_IFREG | S_IRUGO | S_IWUSR,
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acpi_device_dir(device),
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&acpi_thermal_cooling_fops,
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acpi_driver_data(device));
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if (!entry)
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return -ENODEV;
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/* 'polling_frequency' [R/W] */
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entry = proc_create_data(ACPI_THERMAL_FILE_POLLING_FREQ,
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S_IFREG | S_IRUGO | S_IWUSR,
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acpi_device_dir(device),
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&acpi_thermal_polling_fops,
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acpi_driver_data(device));
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if (!entry)
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return -ENODEV;
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return 0;
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}
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static int acpi_thermal_remove_fs(struct acpi_device *device)
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{
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if (acpi_device_dir(device)) {
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remove_proc_entry(ACPI_THERMAL_FILE_POLLING_FREQ,
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acpi_device_dir(device));
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remove_proc_entry(ACPI_THERMAL_FILE_COOLING_MODE,
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acpi_device_dir(device));
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remove_proc_entry(ACPI_THERMAL_FILE_TRIP_POINTS,
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acpi_device_dir(device));
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remove_proc_entry(ACPI_THERMAL_FILE_TEMPERATURE,
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acpi_device_dir(device));
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remove_proc_entry(ACPI_THERMAL_FILE_STATE,
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acpi_device_dir(device));
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remove_proc_entry(acpi_device_bid(device), acpi_thermal_dir);
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acpi_device_dir(device) = NULL;
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}
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return 0;
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}
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#else
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static inline int acpi_thermal_add_fs(struct acpi_device *device) { return 0; }
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static inline int acpi_thermal_remove_fs(struct acpi_device *device)
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{
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return 0;
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}
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#endif /* CONFIG_ACPI_PROCFS */
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/* --------------------------------------------------------------------------
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Driver Interface
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-------------------------------------------------------------------------- */
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@ -1428,17 +1015,11 @@ static int acpi_thermal_add(struct acpi_device *device)
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if (result)
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goto free_memory;
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result = acpi_thermal_add_fs(device);
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if (result)
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goto unregister_thermal_zone;
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printk(KERN_INFO PREFIX "%s [%s] (%ld C)\n",
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acpi_device_name(device), acpi_device_bid(device),
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KELVIN_TO_CELSIUS(tz->temperature));
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goto end;
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unregister_thermal_zone:
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thermal_zone_device_unregister(tz->thermal_zone);
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free_memory:
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kfree(tz);
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end:
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@ -1454,7 +1035,6 @@ static int acpi_thermal_remove(struct acpi_device *device, int type)
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tz = acpi_driver_data(device);
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acpi_thermal_remove_fs(device);
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acpi_thermal_unregister_thermal_zone(tz);
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mutex_destroy(&tz->lock);
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kfree(tz);
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@ -1580,19 +1160,9 @@ static int __init acpi_thermal_init(void)
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return -ENODEV;
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}
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#ifdef CONFIG_ACPI_PROCFS
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acpi_thermal_dir = proc_mkdir(ACPI_THERMAL_CLASS, acpi_root_dir);
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if (!acpi_thermal_dir)
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return -ENODEV;
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#endif
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result = acpi_bus_register_driver(&acpi_thermal_driver);
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if (result < 0) {
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#ifdef CONFIG_ACPI_PROCFS
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remove_proc_entry(ACPI_THERMAL_CLASS, acpi_root_dir);
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#endif
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if (result < 0)
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return -ENODEV;
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}
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -1602,10 +1172,6 @@ static void __exit acpi_thermal_exit(void)
|
||||
|
||||
acpi_bus_unregister_driver(&acpi_thermal_driver);
|
||||
|
||||
#ifdef CONFIG_ACPI_PROCFS
|
||||
remove_proc_entry(ACPI_THERMAL_CLASS, acpi_root_dir);
|
||||
#endif
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
Loading…
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Reference in New Issue
Block a user