wl18xx.h

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/*
 * This file is part of wl18xx
 *
 * Copyright (C) 2011 Texas Instruments Inc.
 *
 * 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 __WL18XX_PRIV_H__
#define __WL18XX_PRIV_H__

#include "conf.h"

/* minimum FW required for driver */
#define WL18XX_CHIP_VER     8
#define WL18XX_IFTYPE_VER   2
#define WL18XX_MAJOR_VER    0
#define WL18XX_SUBTYPE_VER  0
#define WL18XX_MINOR_VER    100

#define WL18XX_CMD_MAX_SIZE          740

#define WL18XX_AGGR_BUFFER_SIZE     (13 * PAGE_SIZE)

#define WL18XX_NUM_TX_DESCRIPTORS 32
#define WL18XX_NUM_RX_DESCRIPTORS 32

#define WL18XX_NUM_MAC_ADDRESSES 3

struct wl18xx_priv {
    /* buffer for sending commands to FW */
    u8 cmd_buf[WL18XX_CMD_MAX_SIZE];

    struct wl18xx_priv_conf conf;

    /* Index of last released Tx desc in FW */
    u8 last_fw_rls_idx;

    /* number of VIFs requiring extra spare mem-blocks */
    int extra_spare_vif_count;
};

#define WL18XX_FW_MAX_TX_STATUS_DESC 33

struct wl18xx_fw_status_priv {
    /*
     * Index in released_tx_desc for first byte that holds
     * released tx host desc
     */
    u8 fw_release_idx;

    /*
     * Array of host Tx descriptors, where fw_release_idx
     * indicated the first released idx.
     */
    u8 released_tx_desc[WL18XX_FW_MAX_TX_STATUS_DESC];

    u8 padding[2];
};

#define WL18XX_PHY_VERSION_MAX_LEN 20

struct wl18xx_static_data_priv {
    char phy_version[WL18XX_PHY_VERSION_MAX_LEN];
};

struct wl18xx_clk_cfg {
    u32 n;
    u32 m;
    u32 p;
    u32 q;
    bool swallow;
};

enum {
    CLOCK_CONFIG_16_2_M = 1,
    CLOCK_CONFIG_16_368_M,
    CLOCK_CONFIG_16_8_M,
    CLOCK_CONFIG_19_2_M,
    CLOCK_CONFIG_26_M,
    CLOCK_CONFIG_32_736_M,
    CLOCK_CONFIG_33_6_M,
    CLOCK_CONFIG_38_468_M,
    CLOCK_CONFIG_52_M,

    NUM_CLOCK_CONFIGS,
};

#endif /* __WL18XX_PRIV_H__ */