mirror of https://gitee.com/openkylin/linux.git
428 lines
10 KiB
C
428 lines
10 KiB
C
/*
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* This file is part of wl1251
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*
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* Copyright (c) 1998-2007 Texas Instruments Incorporated
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* Copyright (C) 2008-2009 Nokia Corporation
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*
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* Contact: Kalle Valo <kalle.valo@nokia.com>
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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 __WL1251_H__
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#define __WL1251_H__
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#include <linux/mutex.h>
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#include <linux/list.h>
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#include <linux/bitops.h>
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#include <net/mac80211.h>
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#define DRIVER_NAME "wl1251"
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#define DRIVER_PREFIX DRIVER_NAME ": "
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enum {
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DEBUG_NONE = 0,
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DEBUG_IRQ = BIT(0),
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DEBUG_SPI = BIT(1),
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DEBUG_BOOT = BIT(2),
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DEBUG_MAILBOX = BIT(3),
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DEBUG_NETLINK = BIT(4),
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DEBUG_EVENT = BIT(5),
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DEBUG_TX = BIT(6),
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DEBUG_RX = BIT(7),
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DEBUG_SCAN = BIT(8),
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DEBUG_CRYPT = BIT(9),
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DEBUG_PSM = BIT(10),
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DEBUG_MAC80211 = BIT(11),
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DEBUG_CMD = BIT(12),
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DEBUG_ACX = BIT(13),
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DEBUG_ALL = ~0,
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};
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#define DEBUG_LEVEL (DEBUG_NONE)
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#define DEBUG_DUMP_LIMIT 1024
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#define wl1251_error(fmt, arg...) \
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printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg)
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#define wl1251_warning(fmt, arg...) \
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printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg)
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#define wl1251_notice(fmt, arg...) \
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printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg)
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#define wl1251_info(fmt, arg...) \
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printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg)
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#define wl1251_debug(level, fmt, arg...) \
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do { \
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if (level & DEBUG_LEVEL) \
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printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \
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} while (0)
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#define wl1251_dump(level, prefix, buf, len) \
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do { \
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if (level & DEBUG_LEVEL) \
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print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
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DUMP_PREFIX_OFFSET, 16, 1, \
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buf, \
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min_t(size_t, len, DEBUG_DUMP_LIMIT), \
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0); \
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} while (0)
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#define wl1251_dump_ascii(level, prefix, buf, len) \
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do { \
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if (level & DEBUG_LEVEL) \
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print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
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DUMP_PREFIX_OFFSET, 16, 1, \
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buf, \
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min_t(size_t, len, DEBUG_DUMP_LIMIT), \
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true); \
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} while (0)
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#define WL1251_DEFAULT_RX_CONFIG (CFG_UNI_FILTER_EN | \
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CFG_BSSID_FILTER_EN)
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#define WL1251_DEFAULT_RX_FILTER (CFG_RX_PRSP_EN | \
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CFG_RX_MGMT_EN | \
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CFG_RX_DATA_EN | \
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CFG_RX_CTL_EN | \
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CFG_RX_BCN_EN | \
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CFG_RX_AUTH_EN | \
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CFG_RX_ASSOC_EN)
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#define WL1251_BUSY_WORD_LEN 8
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struct boot_attr {
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u32 radio_type;
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u8 mac_clock;
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u8 arm_clock;
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int firmware_debug;
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u32 minor;
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u32 major;
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u32 bugfix;
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};
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enum wl1251_state {
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WL1251_STATE_OFF,
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WL1251_STATE_ON,
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WL1251_STATE_PLT,
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};
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enum wl1251_partition_type {
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PART_DOWN,
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PART_WORK,
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PART_DRPW,
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PART_TABLE_LEN
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};
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struct wl1251_partition {
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u32 size;
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u32 start;
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};
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struct wl1251_partition_set {
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struct wl1251_partition mem;
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struct wl1251_partition reg;
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};
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struct wl1251;
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struct wl1251_stats {
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struct acx_statistics *fw_stats;
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unsigned long fw_stats_update;
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unsigned int retry_count;
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unsigned int excessive_retries;
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};
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struct wl1251_debugfs {
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struct dentry *rootdir;
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struct dentry *fw_statistics;
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struct dentry *tx_internal_desc_overflow;
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struct dentry *rx_out_of_mem;
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struct dentry *rx_hdr_overflow;
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struct dentry *rx_hw_stuck;
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struct dentry *rx_dropped;
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struct dentry *rx_fcs_err;
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struct dentry *rx_xfr_hint_trig;
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struct dentry *rx_path_reset;
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struct dentry *rx_reset_counter;
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struct dentry *dma_rx_requested;
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struct dentry *dma_rx_errors;
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struct dentry *dma_tx_requested;
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struct dentry *dma_tx_errors;
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struct dentry *isr_cmd_cmplt;
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struct dentry *isr_fiqs;
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struct dentry *isr_rx_headers;
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struct dentry *isr_rx_mem_overflow;
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struct dentry *isr_rx_rdys;
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struct dentry *isr_irqs;
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struct dentry *isr_tx_procs;
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struct dentry *isr_decrypt_done;
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struct dentry *isr_dma0_done;
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struct dentry *isr_dma1_done;
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struct dentry *isr_tx_exch_complete;
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struct dentry *isr_commands;
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struct dentry *isr_rx_procs;
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struct dentry *isr_hw_pm_mode_changes;
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struct dentry *isr_host_acknowledges;
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struct dentry *isr_pci_pm;
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struct dentry *isr_wakeups;
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struct dentry *isr_low_rssi;
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struct dentry *wep_addr_key_count;
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struct dentry *wep_default_key_count;
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/* skipping wep.reserved */
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struct dentry *wep_key_not_found;
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struct dentry *wep_decrypt_fail;
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struct dentry *wep_packets;
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struct dentry *wep_interrupt;
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struct dentry *pwr_ps_enter;
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struct dentry *pwr_elp_enter;
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struct dentry *pwr_missing_bcns;
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struct dentry *pwr_wake_on_host;
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struct dentry *pwr_wake_on_timer_exp;
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struct dentry *pwr_tx_with_ps;
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struct dentry *pwr_tx_without_ps;
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struct dentry *pwr_rcvd_beacons;
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struct dentry *pwr_power_save_off;
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struct dentry *pwr_enable_ps;
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struct dentry *pwr_disable_ps;
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struct dentry *pwr_fix_tsf_ps;
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/* skipping cont_miss_bcns_spread for now */
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struct dentry *pwr_rcvd_awake_beacons;
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struct dentry *mic_rx_pkts;
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struct dentry *mic_calc_failure;
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struct dentry *aes_encrypt_fail;
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struct dentry *aes_decrypt_fail;
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struct dentry *aes_encrypt_packets;
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struct dentry *aes_decrypt_packets;
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struct dentry *aes_encrypt_interrupt;
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struct dentry *aes_decrypt_interrupt;
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struct dentry *event_heart_beat;
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struct dentry *event_calibration;
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struct dentry *event_rx_mismatch;
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struct dentry *event_rx_mem_empty;
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struct dentry *event_rx_pool;
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struct dentry *event_oom_late;
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struct dentry *event_phy_transmit_error;
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struct dentry *event_tx_stuck;
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struct dentry *ps_pspoll_timeouts;
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struct dentry *ps_upsd_timeouts;
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struct dentry *ps_upsd_max_sptime;
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struct dentry *ps_upsd_max_apturn;
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struct dentry *ps_pspoll_max_apturn;
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struct dentry *ps_pspoll_utilization;
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struct dentry *ps_upsd_utilization;
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struct dentry *rxpipe_rx_prep_beacon_drop;
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struct dentry *rxpipe_descr_host_int_trig_rx_data;
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struct dentry *rxpipe_beacon_buffer_thres_host_int_trig_rx_data;
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struct dentry *rxpipe_missed_beacon_host_int_trig_rx_data;
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struct dentry *rxpipe_tx_xfr_host_int_trig_rx_data;
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struct dentry *tx_queue_len;
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struct dentry *tx_queue_status;
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struct dentry *retry_count;
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struct dentry *excessive_retries;
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};
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struct wl1251_if_operations {
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void (*read)(struct wl1251 *wl, int addr, void *buf, size_t len);
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void (*write)(struct wl1251 *wl, int addr, void *buf, size_t len);
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void (*reset)(struct wl1251 *wl);
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void (*enable_irq)(struct wl1251 *wl);
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void (*disable_irq)(struct wl1251 *wl);
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};
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struct wl1251 {
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struct ieee80211_hw *hw;
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bool mac80211_registered;
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void *if_priv;
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const struct wl1251_if_operations *if_ops;
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void (*set_power)(bool enable);
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int irq;
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bool use_eeprom;
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enum wl1251_state state;
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struct mutex mutex;
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int physical_mem_addr;
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int physical_reg_addr;
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int virtual_mem_addr;
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int virtual_reg_addr;
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int cmd_box_addr;
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int event_box_addr;
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struct boot_attr boot_attr;
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u8 *fw;
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size_t fw_len;
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u8 *nvs;
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size_t nvs_len;
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u8 bssid[ETH_ALEN];
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u8 mac_addr[ETH_ALEN];
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u8 bss_type;
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u8 listen_int;
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int channel;
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void *target_mem_map;
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struct acx_data_path_params_resp *data_path;
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/* Number of TX packets transferred to the FW, modulo 16 */
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u32 data_in_count;
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/* Frames scheduled for transmission, not handled yet */
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struct sk_buff_head tx_queue;
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bool tx_queue_stopped;
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struct work_struct tx_work;
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struct work_struct filter_work;
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/* Pending TX frames */
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struct sk_buff *tx_frames[16];
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/*
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* Index pointing to the next TX complete entry
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* in the cyclic XT complete array we get from
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* the FW.
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*/
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u32 next_tx_complete;
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/* FW Rx counter */
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u32 rx_counter;
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/* Rx frames handled */
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u32 rx_handled;
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/* Current double buffer */
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u32 rx_current_buffer;
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u32 rx_last_id;
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/* The target interrupt mask */
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u32 intr_mask;
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struct work_struct irq_work;
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/* The mbox event mask */
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u32 event_mask;
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/* Mailbox pointers */
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u32 mbox_ptr[2];
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/* Are we currently scanning */
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bool scanning;
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/* Default key (for WEP) */
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u32 default_key;
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unsigned int tx_mgmt_frm_rate;
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unsigned int tx_mgmt_frm_mod;
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unsigned int rx_config;
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unsigned int rx_filter;
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/* is firmware in elp mode */
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bool elp;
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struct delayed_work elp_work;
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/* we can be in psm, but not in elp, we have to differentiate */
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bool psm;
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/* PSM mode requested */
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bool psm_requested;
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u16 beacon_int;
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u8 dtim_period;
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/* in dBm */
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int power_level;
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struct wl1251_stats stats;
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struct wl1251_debugfs debugfs;
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u32 buffer_32;
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u32 buffer_cmd;
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u8 buffer_busyword[WL1251_BUSY_WORD_LEN];
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struct wl1251_rx_descriptor *rx_descriptor;
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struct ieee80211_vif *vif;
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u32 chip_id;
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char fw_ver[21];
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};
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int wl1251_plt_start(struct wl1251 *wl);
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int wl1251_plt_stop(struct wl1251 *wl);
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struct ieee80211_hw *wl1251_alloc_hw(void);
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int wl1251_free_hw(struct wl1251 *wl);
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int wl1251_init_ieee80211(struct wl1251 *wl);
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void wl1251_enable_interrupts(struct wl1251 *wl);
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void wl1251_disable_interrupts(struct wl1251 *wl);
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#define DEFAULT_HW_GEN_MODULATION_TYPE CCK_LONG /* Long Preamble */
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#define DEFAULT_HW_GEN_TX_RATE RATE_2MBPS
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#define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */
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#define WL1251_DEFAULT_POWER_LEVEL 20
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#define WL1251_TX_QUEUE_MAX_LENGTH 20
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#define WL1251_DEFAULT_BEACON_INT 100
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#define WL1251_DEFAULT_DTIM_PERIOD 1
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#define WL1251_DEFAULT_CHANNEL 0
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#define CHIP_ID_1251_PG10 (0x7010101)
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#define CHIP_ID_1251_PG11 (0x7020101)
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#define CHIP_ID_1251_PG12 (0x7030101)
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#define CHIP_ID_1271_PG10 (0x4030101)
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#define CHIP_ID_1271_PG20 (0x4030111)
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#define WL1251_FW_NAME "wl1251-fw.bin"
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#define WL1251_NVS_NAME "wl1251-nvs.bin"
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#define WL1251_POWER_ON_SLEEP 10 /* in miliseconds */
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#define WL1251_PART_DOWN_MEM_START 0x0
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#define WL1251_PART_DOWN_MEM_SIZE 0x16800
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#define WL1251_PART_DOWN_REG_START REGISTERS_BASE
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#define WL1251_PART_DOWN_REG_SIZE REGISTERS_DOWN_SIZE
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#define WL1251_PART_WORK_MEM_START 0x28000
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#define WL1251_PART_WORK_MEM_SIZE 0x14000
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#define WL1251_PART_WORK_REG_START REGISTERS_BASE
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#define WL1251_PART_WORK_REG_SIZE REGISTERS_WORK_SIZE
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#endif
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