diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/debugfs.c | 32 | ||||
| -rw-r--r-- | drivers/acpi/internal.h | 3 | ||||
| -rw-r--r-- | drivers/acpi/sysfs.c | 8 |
3 files changed, 23 insertions, 20 deletions
diff --git a/drivers/acpi/debugfs.c b/drivers/acpi/debugfs.c index 384f7abcff7..e7abc6e3bba 100644 --- a/drivers/acpi/debugfs.c +++ b/drivers/acpi/debugfs.c @@ -12,13 +12,8 @@ #define _COMPONENT ACPI_SYSTEM_COMPONENT ACPI_MODULE_NAME("debugfs"); - -/* /sys/modules/acpi/parameters/aml_debug_output */ - -module_param_named(aml_debug_output, acpi_gbl_enable_aml_debug_object, - bool, 0644); -MODULE_PARM_DESC(aml_debug_output, - "To enable/disable the ACPI Debug Object output."); +struct dentry *acpi_debugfs_dir; +static struct dentry *cm_dentry; /* /sys/kernel/debug/acpi/custom_method */ @@ -80,23 +75,22 @@ static const struct file_operations cm_fops = { .llseek = default_llseek, }; -int __init acpi_debugfs_init(void) +static int __init acpi_custom_method_init(void) { - struct dentry *acpi_dir, *cm_dentry; - - acpi_dir = debugfs_create_dir("acpi", NULL); - if (!acpi_dir) - goto err; + if (!acpi_debugfs_dir) + return -ENOENT; cm_dentry = debugfs_create_file("custom_method", S_IWUSR, - acpi_dir, NULL, &cm_fops); + acpi_debugfs_dir, NULL, &cm_fops); if (!cm_dentry) - goto err; + return -ENODEV; return 0; +} + +void __init acpi_debugfs_init(void) +{ + acpi_debugfs_dir = debugfs_create_dir("acpi", NULL); -err: - if (acpi_dir) - debugfs_remove(acpi_dir); - return -EINVAL; + acpi_custom_method_init(); } diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 4bfb759deb1..ca75b9ce048 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -28,9 +28,10 @@ int acpi_scan_init(void); int acpi_sysfs_init(void); #ifdef CONFIG_DEBUG_FS +extern struct dentry *acpi_debugfs_dir; int acpi_debugfs_init(void); #else -static inline int acpi_debugfs_init(void) { return 0; } +static inline void acpi_debugfs_init(void) { return; } #endif /* -------------------------------------------------------------------------- diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 61891e75583..77255f250db 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -220,6 +220,14 @@ module_param_call(trace_state, param_set_trace_state, param_get_trace_state, NULL, 0644); #endif /* CONFIG_ACPI_DEBUG */ + +/* /sys/modules/acpi/parameters/aml_debug_output */ + +module_param_named(aml_debug_output, acpi_gbl_enable_aml_debug_object, + bool, 0644); +MODULE_PARM_DESC(aml_debug_output, + "To enable/disable the ACPI Debug Object output."); + /* /sys/module/acpi/parameters/acpica_version */ static int param_get_acpica_version(char *buffer, struct kernel_param *kp) { |