On Thursday, March 31, 2011, Thomas Renninger wrote:
> - Move param aml_debug_output to other params into sysfs.c
> - Split acpi_debugfs_init to prepare custom_method to be
> an own .config option and driver.
>
> Signed-off-by: Thomas Renninger <trenn@xxxxxxx>
Acked-by: Rafael J. Wysocki <rjw@xxxxxxx>
> CC: lenb@xxxxxxxxxx
> CC: rui.zhang@xxxxxxxxx
> CC: linux-acpi@xxxxxxxxxxxxxxx
> ---
> drivers/acpi/debugfs.c | 32 +++++++++++++-------------------
> drivers/acpi/internal.h | 3 ++-
> 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 384f7ab..e7abc6e 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 b1cc81a..afc1a1c 100644
> --- a/drivers/acpi/internal.h
> +++ b/drivers/acpi/internal.h
> @@ -30,9 +30,10 @@ 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 61891e7..77255f2 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)
> {
>
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