201 lines
4.7 KiB
C
201 lines
4.7 KiB
C
/*
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* This file is part of wl18xx
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*
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* Copyright (C) 2011 Texas Instruments Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __WL18XX_PRIV_H__
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#define __WL18XX_PRIV_H__
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#include "conf.h"
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/* minimum FW required for driver */
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#define WL18XX_CHIP_VER 8
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#define WL18XX_IFTYPE_VER 9
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#define WL18XX_MAJOR_VER WLCORE_FW_VER_IGNORE
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#define WL18XX_SUBTYPE_VER WLCORE_FW_VER_IGNORE
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#define WL18XX_MINOR_VER 58
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#define WL18XX_CMD_MAX_SIZE 740
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#define WL18XX_AGGR_BUFFER_SIZE (13 * PAGE_SIZE)
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#define WL18XX_NUM_TX_DESCRIPTORS 32
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#define WL18XX_NUM_RX_DESCRIPTORS 32
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#define WL18XX_NUM_MAC_ADDRESSES 2
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#define WL18XX_RX_BA_MAX_SESSIONS 13
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#define WL18XX_MAX_AP_STATIONS 10
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#define WL18XX_MAX_LINKS 16
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struct wl18xx_priv {
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/* buffer for sending commands to FW */
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u8 cmd_buf[WL18XX_CMD_MAX_SIZE];
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struct wl18xx_priv_conf conf;
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/* Index of last released Tx desc in FW */
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u8 last_fw_rls_idx;
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/* number of keys requiring extra spare mem-blocks */
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int extra_spare_key_count;
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};
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#define WL18XX_FW_MAX_TX_STATUS_DESC 33
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struct wl18xx_fw_status_priv {
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/*
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* Index in released_tx_desc for first byte that holds
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* released tx host desc
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*/
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u8 fw_release_idx;
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/*
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* Array of host Tx descriptors, where fw_release_idx
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* indicated the first released idx.
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*/
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u8 released_tx_desc[WL18XX_FW_MAX_TX_STATUS_DESC];
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/* A bitmap representing the currently suspended links. The suspend
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* is short lived, for multi-channel Tx requirements.
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*/
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__le32 link_suspend_bitmap;
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/* packet threshold for an "almost empty" AC,
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* for Tx schedulng purposes
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*/
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u8 tx_ac_threshold;
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/* number of packets to queue up for a link in PS */
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u8 tx_ps_threshold;
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/* number of packet to queue up for a suspended link */
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u8 tx_suspend_threshold;
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/* Should have less than this number of packets in queue of a slow
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* link to qualify as high priority link
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*/
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u8 tx_slow_link_prio_threshold;
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/* Should have less than this number of packets in queue of a fast
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* link to qualify as high priority link
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*/
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u8 tx_fast_link_prio_threshold;
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/* Should have less than this number of packets in queue of a slow
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* link before we stop queuing up packets for it.
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*/
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u8 tx_slow_stop_threshold;
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/* Should have less than this number of packets in queue of a fast
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* link before we stop queuing up packets for it.
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*/
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u8 tx_fast_stop_threshold;
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u8 padding[3];
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};
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struct wl18xx_fw_packet_counters {
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/* Cumulative counter of released packets per AC */
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u8 tx_released_pkts[NUM_TX_QUEUES];
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/* Cumulative counter of freed packets per HLID */
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u8 tx_lnk_free_pkts[WL18XX_MAX_LINKS];
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/* Cumulative counter of released Voice memory blocks */
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u8 tx_voice_released_blks;
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/* Tx rate of the last transmitted packet */
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u8 tx_last_rate;
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/* Tx rate or Tx rate estimate pre-calculated by fw in mbps units */
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u8 tx_last_rate_mbps;
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/* hlid for which the rates were reported */
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u8 hlid;
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} __packed;
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/* FW status registers */
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struct wl18xx_fw_status {
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__le32 intr;
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u8 fw_rx_counter;
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u8 drv_rx_counter;
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u8 reserved;
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u8 tx_results_counter;
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__le32 rx_pkt_descs[WL18XX_NUM_RX_DESCRIPTORS];
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__le32 fw_localtime;
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/*
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* A bitmap (where each bit represents a single HLID)
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* to indicate if the station is in PS mode.
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*/
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__le32 link_ps_bitmap;
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/*
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* A bitmap (where each bit represents a single HLID) to indicate
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* if the station is in Fast mode
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*/
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__le32 link_fast_bitmap;
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/* Cumulative counter of total released mem blocks since FW-reset */
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__le32 total_released_blks;
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/* Size (in Memory Blocks) of TX pool */
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__le32 tx_total;
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struct wl18xx_fw_packet_counters counters;
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__le32 log_start_addr;
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/* Private status to be used by the lower drivers */
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struct wl18xx_fw_status_priv priv;
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} __packed;
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#define WL18XX_PHY_VERSION_MAX_LEN 20
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struct wl18xx_static_data_priv {
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char phy_version[WL18XX_PHY_VERSION_MAX_LEN];
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};
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struct wl18xx_clk_cfg {
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u32 n;
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u32 m;
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u32 p;
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u32 q;
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bool swallow;
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};
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enum {
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CLOCK_CONFIG_16_2_M = 1,
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CLOCK_CONFIG_16_368_M,
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CLOCK_CONFIG_16_8_M,
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CLOCK_CONFIG_19_2_M,
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CLOCK_CONFIG_26_M,
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CLOCK_CONFIG_32_736_M,
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CLOCK_CONFIG_33_6_M,
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CLOCK_CONFIG_38_468_M,
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CLOCK_CONFIG_52_M,
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NUM_CLOCK_CONFIGS,
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};
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#endif /* __WL18XX_PRIV_H__ */
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