path: root/drivers/net/wireless/wl12xx/wl1251_acx.h

/*
 * This file is part of wl1251
 *
 * Copyright (c) 1998-2007 Texas Instruments Incorporated
 * Copyright (C) 2008 Nokia Corporation
 *
 * Contact: Kalle Valo <kalle.valo@nokia.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 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 St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#ifndef __WL1251_ACX_H__
#define __WL1251_ACX_H__

#include "wl1251.h"
#include "wl1251_cmd.h"

/* Target's information element */
struct acx_header {
	struct wl1251_cmd_header cmd;

	/* acx (or information element) header */
	u16 id;

	/* payload length (not including headers */
	u16 len;
};

struct acx_error_counter {
	struct acx_header header;

	/* The number of PLCP errors since the last time this */
	/* information element was interrogated. This field is */
	/* automatically cleared when it is interrogated.*/
	u32 PLCP_error;

	/* The number of FCS errors since the last time this */
	/* information element was interrogated. This field is */
	/* automatically cleared when it is interrogated.*/
	u32 FCS_error;

	/* The number of MPDUs without PLCP header errors received*/
	/* since the last time this information element was interrogated. */
	/* This field is automatically cleared when it is interrogated.*/
	u32 valid_frame;

	/* the number of missed sequence numbers in the squentially */
	/* values of frames seq numbers */
	u32 seq_num_miss;
} __attribute__ ((packed));

struct acx_revision {
	struct acx_header header;

	/*
	 * The WiLink firmware version, an ASCII string x.x.x.x,
	 * that uniquely identifies the current firmware.
	 * The left most digit is incremented each time a
	 * significant change is made to the firmware, such as
	 * code redesign or new platform support.
	 * The second digit is incremented when major enhancements
	 * are added or major fixes are made.
	 * The third digit is incremented for each GA release.
	 * The fourth digit is incremented for each build.
	 * The first two digits identify a firmware release version,
	 * in other words, a unique set of features.
	 * The first three digits identify a GA release.
	 */
	char fw_version[20];

	/*
	 * This 4 byte field specifies the WiLink hardware version.
	 * bits 0  - 15: Reserved.
	 * bits 16 - 23: Version ID - The WiLink version ID
	 *              (1 = first spin, 2 = second spin, and so on).
	 * bits 24 - 31: Chip ID - The WiLink chip ID.
	 */
	u32 hw_version;
} __attribute__ ((packed));

enum wl1251_psm_mode {
	/* Active mode */
	WL1251_PSM_CAM = 0,

	/* Power save mode */
	WL1251_PSM_PS = 1,

	/* Extreme low power */
	WL1251_PSM_ELP = 2,
};

struct acx_sleep_auth {
	struct acx_header header;

	/* The sleep level authorization of the device. */
	/* 0 - Always active*/
	/* 1 - Power down mode: light / fast sleep*/
	/* 2 - ELP mode: Deep / Max sleep*/
	u8  sleep_auth;
	u8  padding[3];
} __attribute__ ((packed));

enum {
	HOSTIF_PCI_MASTER_HOST_INDIRECT,
	HOSTIF_PCI_MASTER_HOST_DIRECT,
	HOSTIF_SLAVE,
	HOSTIF_PKT_RING,
	HOSTIF_DONTCARE = 0xFF
};

#define DEFAULT_UCAST_PRIORITY          0
#define DEFAULT_RX_Q_PRIORITY           0
#define DEFAULT_NUM_STATIONS            1
#define DEFAULT_RXQ_PRIORITY            0 /* low 0 .. 15 high  */
#define DEFAULT_RXQ_TYPE                0x07    /* All frames, Data/Ctrl/Mgmt */
#define TRACE_BUFFER_MAX_SIZE           256

#define  DP_RX_PACKET_RING_CHUNK_SIZE 1600
#define  DP_TX_PACKET_RING_CHUNK_SIZE 1600
#define  DP_RX_PACKET_RING_CHUNK_NUM 2
#define  DP_TX_PACKET_RING_CHUNK_NUM 2
#define  DP_TX_COMPLETE_TIME_OUT 20
#define  FW_TX_CMPLT_BLOCK_SIZE 16

struct acx_data_path_params {
	struct acx_header header;

	u16 rx_packet_ring_chunk_size;
	u16 tx_packet_ring_chunk_size;

	u8 rx_packet_ring_chunk_num;
	u8 tx_packet_ring_chunk_num;

	/*
	 * Maximum number of packets that can be gathered
	 * in the TX complete ring before an interrupt
	 * is generated.
	 */
	u8 tx_complete_threshold;