linux_dsm_epyc7002/drivers/net/wireless/iwlwifi/dvm/agn.h
Johannes Berg e5209263df iwlwifi: make various things const
There are a number of things in the .data section that should
really be in .rodata, for example all ops structs and strings.
Mark everything const that can be, leaving the .data section
pretty much empty.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2014-02-13 10:18:43 +02:00

493 lines
17 KiB
C

/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
*
* 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 COPYING.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_agn_h__
#define __iwl_agn_h__
#include "iwl-config.h"
#include "dev.h"
/* The first 11 queues (0-10) are used otherwise */
#define IWLAGN_FIRST_AMPDU_QUEUE 11
/* AUX (TX during scan dwell) queue */
#define IWL_AUX_QUEUE 10
#define IWL_INVALID_STATION 255
/* device operations */
extern const struct iwl_dvm_cfg iwl_dvm_1000_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_2000_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_105_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_2030_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_5000_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_5150_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_6000_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_6005_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_6050_cfg;
extern const struct iwl_dvm_cfg iwl_dvm_6030_cfg;
#define TIME_UNIT 1024
/*****************************************************
* DRIVER STATUS FUNCTIONS
******************************************************/
#define STATUS_RF_KILL_HW 0
#define STATUS_CT_KILL 1
#define STATUS_ALIVE 2
#define STATUS_READY 3
#define STATUS_EXIT_PENDING 5
#define STATUS_STATISTICS 6
#define STATUS_SCANNING 7
#define STATUS_SCAN_ABORTING 8
#define STATUS_SCAN_HW 9
#define STATUS_FW_ERROR 10
#define STATUS_CHANNEL_SWITCH_PENDING 11
#define STATUS_SCAN_COMPLETE 12
#define STATUS_POWER_PMI 13
struct iwl_ucode_capabilities;
extern const struct ieee80211_ops iwlagn_hw_ops;
static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
{
hdr->op_code = cmd;
hdr->first_group = 0;
hdr->groups_num = 1;
hdr->data_valid = 1;
}
void iwl_down(struct iwl_priv *priv);
void iwl_cancel_deferred_work(struct iwl_priv *priv);
void iwlagn_prepare_restart(struct iwl_priv *priv);
int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
bool iwl_check_for_ct_kill(struct iwl_priv *priv);
void iwlagn_lift_passive_no_rx(struct iwl_priv *priv);
/* MAC80211 */
struct ieee80211_hw *iwl_alloc_all(void);
int iwlagn_mac_setup_register(struct iwl_priv *priv,
const struct iwl_ucode_capabilities *capa);
void iwlagn_mac_unregister(struct iwl_priv *priv);
/* commands */
int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
u32 flags, u16 len, const void *data);
/* RXON */
void iwl_connection_init_rx_config(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwlagn_set_pan_params(struct iwl_priv *priv);
int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
u32 changes);
void iwlagn_config_ht40(struct ieee80211_conf *conf,
struct iwl_rxon_context *ctx);
void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
struct iwl_rxon_context *ctx);
void iwl_set_flags_for_band(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
enum ieee80211_band band,
struct ieee80211_vif *vif);
/* uCode */
int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
void iwl_send_prio_tbl(struct iwl_priv *priv);
int iwl_init_alive_start(struct iwl_priv *priv);
int iwl_run_init_ucode(struct iwl_priv *priv);
int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
enum iwl_ucode_type ucode_type);
int iwl_send_calib_results(struct iwl_priv *priv);
int iwl_calib_set(struct iwl_priv *priv,
const struct iwl_calib_hdr *cmd, int len);
void iwl_calib_free_results(struct iwl_priv *priv);
int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
char **buf);
int iwlagn_hw_valid_rtc_data_addr(u32 addr);
/* lib */
int iwlagn_send_tx_power(struct iwl_priv *priv);
void iwlagn_temperature(struct iwl_priv *priv);
int iwlagn_txfifo_flush(struct iwl_priv *priv, u32 scd_q_msk);
void iwlagn_dev_txfifo_flush(struct iwl_priv *priv);
int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
int iwl_send_statistics_request(struct iwl_priv *priv,
u8 flags, bool clear);
static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
struct iwl_priv *priv, enum ieee80211_band band)
{
return priv->hw->wiphy->bands[band];
}
#ifdef CONFIG_PM_SLEEP
int iwlagn_send_patterns(struct iwl_priv *priv,
struct cfg80211_wowlan *wowlan);
int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan);
#endif
/* rx */
int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
void iwl_setup_rx_handlers(struct iwl_priv *priv);
void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
/* tx */
int iwlagn_tx_skb(struct iwl_priv *priv,
struct ieee80211_sta *sta,
struct sk_buff *skb);
int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid, u16 *ssn);
int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid, u8 buf_size);
int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid);
int iwlagn_tx_agg_flush(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid);
int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
static inline u32 iwl_tx_status_to_mac80211(u32 status)
{
status &= TX_STATUS_MSK;
switch (status) {
case TX_STATUS_SUCCESS:
case TX_STATUS_DIRECT_DONE:
return IEEE80211_TX_STAT_ACK;
case TX_STATUS_FAIL_DEST_PS:
case TX_STATUS_FAIL_PASSIVE_NO_RX:
return IEEE80211_TX_STAT_TX_FILTERED;
default:
return 0;
}
}
static inline bool iwl_is_tx_success(u32 status)
{
status &= TX_STATUS_MSK;
return (status == TX_STATUS_SUCCESS) ||
(status == TX_STATUS_DIRECT_DONE);
}
u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
/* scan */
void iwlagn_post_scan(struct iwl_priv *priv);
int iwl_force_rf_reset(struct iwl_priv *priv, bool external);
void iwl_init_scan_params(struct iwl_priv *priv);
int iwl_scan_cancel(struct iwl_priv *priv);
void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
void iwl_force_scan_end(struct iwl_priv *priv);
void iwl_internal_short_hw_scan(struct iwl_priv *priv);
void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
int __must_check iwl_scan_initiate(struct iwl_priv *priv,
struct ieee80211_vif *vif,
enum iwl_scan_type scan_type,
enum ieee80211_band band);
/* For faster active scanning, scan will move to the next channel if fewer than
* PLCP_QUIET_THRESH packets are heard on this channel within
* ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
* time if it's a quiet channel (nothing responded to our probe, and there's
* no other traffic).
* Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
#define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
#define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
#define IWL_SCAN_CHECK_WATCHDOG (HZ * 15)
/* bt coex */
void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
{
return priv->lib->bt_params &&
priv->lib->bt_params->advanced_bt_coexist;
}
#ifdef CONFIG_IWLWIFI_DEBUG
const char *iwl_get_tx_fail_reason(u32 status);
const char *iwl_get_agg_tx_fail_reason(u16 status);
#else
static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
#endif
/* station management */
int iwlagn_manage_ibss_station(struct iwl_priv *priv,
struct ieee80211_vif *vif, bool add);
#define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
#define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
#define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
being activated */
#define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
(this is for the IBSS BSSID stations) */
#define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
void iwl_clear_ucode_stations(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
int iwl_send_add_sta(struct iwl_priv *priv,
struct iwl_addsta_cmd *sta, u8 flags);
int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
const u8 *addr, bool is_ap,
struct ieee80211_sta *sta, u8 *sta_id_r);
int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr);
void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr);
u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct iwl_link_quality_cmd *lq, u8 flags, bool init);
int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct ieee80211_sta *sta);
bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_sta *sta);
static inline int iwl_sta_id(struct ieee80211_sta *sta)
{
if (WARN_ON(!sta))
return IWL_INVALID_STATION;
return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
}
int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
const u8 *addr, u8 *sta_id_r);
int iwl_remove_default_wep_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key);
int iwl_set_default_wep_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key);
int iwl_restore_default_wep_keys(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key,
struct ieee80211_sta *sta);
int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key,
struct ieee80211_sta *sta);
void iwl_update_tkip_key(struct iwl_priv *priv,
struct ieee80211_vif *vif,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
int tid, u16 ssn);
int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
int tid);
void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
int iwl_update_bcast_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwl_update_bcast_stations(struct iwl_priv *priv);
/* rate */
static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
{
return BIT(ant_idx) << RATE_MCS_ANT_POS;
}
static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
{
return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
}
static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
{
return cpu_to_le32(flags|(u32)rate);
}
int iwl_alive_start(struct iwl_priv *priv);
#ifdef CONFIG_IWLWIFI_DEBUG
void iwl_print_rx_config_cmd(struct iwl_priv *priv,
enum iwl_rxon_context_id ctxid);
#else
static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
enum iwl_rxon_context_id ctxid)
{
}
#endif
/* status checks */
static inline int iwl_is_ready(struct iwl_priv *priv)
{
/* The adapter is 'ready' if READY EXIT_PENDING is not set */
return test_bit(STATUS_READY, &priv->status) &&
!test_bit(STATUS_EXIT_PENDING, &priv->status);
}
static inline int iwl_is_alive(struct iwl_priv *priv)
{
return test_bit(STATUS_ALIVE, &priv->status);
}
static inline int iwl_is_rfkill(struct iwl_priv *priv)
{
return test_bit(STATUS_RF_KILL_HW, &priv->status);
}
static inline int iwl_is_ctkill(struct iwl_priv *priv)
{
return test_bit(STATUS_CT_KILL, &priv->status);
}
static inline int iwl_is_ready_rf(struct iwl_priv *priv)
{
if (iwl_is_rfkill(priv))
return 0;
return iwl_is_ready(priv);
}
static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state)
{
if (state)
set_bit(STATUS_POWER_PMI, &priv->status);
else
clear_bit(STATUS_POWER_PMI, &priv->status);
iwl_trans_set_pmi(priv->trans, state);
}
#ifdef CONFIG_IWLWIFI_DEBUGFS
int iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir);
#else
static inline int iwl_dbgfs_register(struct iwl_priv *priv,
struct dentry *dbgfs_dir)
{
return 0;
}
#endif /* CONFIG_IWLWIFI_DEBUGFS */
#ifdef CONFIG_IWLWIFI_DEBUG
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
if (!iwl_is_rfkill((m))) \
IWL_ERR(m, fmt, ##args); \
else \
__iwl_err((m)->dev, true, \
!iwl_have_debug_level(IWL_DL_RADIO), \
fmt, ##args); \
} while (0)
#else
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
if (!iwl_is_rfkill((m))) \
IWL_ERR(m, fmt, ##args); \
else \
__iwl_err((m)->dev, true, true, fmt, ##args); \
} while (0)
#endif /* CONFIG_IWLWIFI_DEBUG */
extern const char *const iwl_dvm_cmd_strings[REPLY_MAX];
static inline const char *iwl_dvm_get_cmd_string(u8 cmd)
{
const char *s = iwl_dvm_cmd_strings[cmd];
if (s)
return s;
return "UNKNOWN";
}
#endif /* __iwl_agn_h__ */