cam.h

/******************************************************************************
 *
 * Copyright(c) 2009-2010  Realtek Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
 *
 * The full GNU General Public License is included in this distribution in the
 * file called LICENSE.
 *
 * Contact Information:
 * wlanfae <wlanfae@realtek.com>
 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
 * Hsinchu 300, Taiwan.
 *
 * Larry Finger <Larry.Finger@lwfinger.net>
 *
 *****************************************************************************/

#ifndef __RTL_CAM_H_
#define __RTL_CAM_H_

#define CAM_CONTENT_COUNT				8

#define CFG_DEFAULT_KEY					BIT(5)
#define CFG_VALID					BIT(15)


#define CAM_PAIRWISE_KEY_OFFSET			4
#define TOTAL_CAM_ENTRY			32

#define	CAM_CONFIG_USEDK				1
#define	CAM_CONFIG_NO_USEDK				0

enum rtl_cam_key_type {
	wep_only = 0,
	group_key,
	pairwise_key,
	invalid_key
};
extern void rtl_cam_reset_all_entry(struct ieee80211_hw *hw);
u8 rtl_cam_add_one_entry(struct ieee80211_hw *hw, u8 *mac_addr,
			 u32 ul_key_id, u32 ul_entry_idx, u32 ul_enc_alg,
			 u8 *key_content);
int rtl_cam_delete_one_entry(struct ieee80211_hw *hw, u8 *mac_addr,
			     u32 ul_key_id);
void rtl_cam_mark_invalid(struct ieee80211_hw *hw, u8 uc_index);
void rtl_cam_empty_entry(struct ieee80211_hw *hw, u8 uc_index);
void rtl_cam_reset_sec_info(struct ieee80211_hw *hw);
u8 rtl_cam_get_free_entry(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u8 key_index);
void rtl_cam_del_entry(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u8 key_index);
s8 rtl_cam_set_key(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct ieee80211_key_conf *key,
						enum rtl_cam_key_type cam_key_type);
void rtl_cam_clear_one_entry(struct ieee80211_hw *hw,u32 entry_idx);

#endif