From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750809AbWFZQsw (ORCPT ); Mon, 26 Jun 2006 12:48:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750793AbWFZQsN (ORCPT ); Mon, 26 Jun 2006 12:48:13 -0400 Received: from cust9421.vic01.dataco.com.au ([203.171.70.205]:36837 "EHLO nigel.suspend2.net") by vger.kernel.org with ESMTP id S1750809AbWFZQru (ORCPT ); Mon, 26 Jun 2006 12:47:50 -0400 From: Nigel Cunningham Subject: [Suspend2][ 7/7] [Suspend2] Suspend2 proc.h Date: Tue, 27 Jun 2006 02:47:54 +1000 To: linux-kernel@vger.kernel.org Message-Id: <20060626164752.10724.22617.stgit@nigel.suspend2.net> In-Reply-To: <20060626164729.10724.37131.stgit@nigel.suspend2.net> References: <20060626164729.10724.37131.stgit@nigel.suspend2.net> Content-Type: text/plain; charset=utf-8; format=fixed Content-Transfer-Encoding: 8bit User-Agent: StGIT/0.9 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Header file for Suspend2 proc entries - define the data structure used to define our proc entries, flags and the register/unregister routines. Signed-off-by: Nigel Cunningham kernel/power/proc.h | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 76 insertions(+), 0 deletions(-) diff --git a/kernel/power/proc.h b/kernel/power/proc.h new file mode 100644 index 0000000..688f8d2 --- /dev/null +++ b/kernel/power/proc.h @@ -0,0 +1,76 @@ +/* + * kernel/power/proc.h + * + * Copyright (C) 2004-2006 Nigel Cunningham + * + * This file is released under the GPLv2. + * + * It provides declarations for suspend to use in managing + * /proc/suspend2. When we switch to kobjects, + * this will become redundant. + * + */ + +#include + +struct suspend_proc_data { + char *filename; + int permissions; + int type; + int needs_storage_manager; + union { + struct { + unsigned long *bit_vector; + int bit; + } bit; + struct { + int *variable; + int minimum; + int maximum; + } integer; + struct { + long *variable; + long minimum; + long maximum; + } a_long; + struct { + unsigned long *variable; + unsigned long minimum; + unsigned long maximum; + } ul; + struct { + char *variable; + int max_length; + } string; + struct { + read_proc_t *read_proc; + write_proc_t *write_proc; + void *data; + } special; + } data; + + /* Side effects routines. Used, eg, for reparsing the + * resume2 entry when it changes */ + void (*read_proc) (void); + void (*write_proc) (void); + struct list_head proc_data_list; +}; + +enum { + SUSPEND_PROC_DATA_NONE, + SUSPEND_PROC_DATA_CUSTOM, + SUSPEND_PROC_DATA_BIT, + SUSPEND_PROC_DATA_INTEGER, + SUSPEND_PROC_DATA_UL, + SUSPEND_PROC_DATA_LONG, + SUSPEND_PROC_DATA_STRING +}; + +#define PROC_WRITEONLY 0200 +#define PROC_READONLY 0400 +#define PROC_RW 0600 + +struct proc_dir_entry *suspend_register_procfile( + struct suspend_proc_data *suspend_proc_data); +void suspend_unregister_procfile(struct suspend_proc_data *suspend_proc_data); + -- Nigel Cunningham nigel at suspend2 dot net