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path: root/drivers/net/wireless/iwlwifi/iwl-dev.h
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-dev.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h288
1 files changed, 159 insertions, 129 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index ef1720a852e9..f3f3473c5c7e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -43,6 +43,7 @@
#include "iwl-debug.h"
#include "iwl-4965-hw.h"
#include "iwl-3945-hw.h"
+#include "iwl-agn-hw.h"
#include "iwl-led.h"
#include "iwl-power.h"
#include "iwl-agn-rs.h"
@@ -56,6 +57,7 @@ extern struct iwl_cfg iwl5100_bgn_cfg;
extern struct iwl_cfg iwl5100_abg_cfg;
extern struct iwl_cfg iwl5150_agn_cfg;
extern struct iwl_cfg iwl5150_abg_cfg;
+extern struct iwl_cfg iwl6000g2a_2agn_cfg;
extern struct iwl_cfg iwl6000i_2agn_cfg;
extern struct iwl_cfg iwl6000i_2abg_cfg;
extern struct iwl_cfg iwl6000i_2bg_cfg;
@@ -67,45 +69,6 @@ extern struct iwl_cfg iwl1000_bg_cfg;
struct iwl_tx_queue;
-/* shared structures from iwl-5000.c */
-extern struct iwl_mod_params iwl50_mod_params;
-extern struct iwl_ucode_ops iwl5000_ucode;
-extern struct iwl_lib_ops iwl5000_lib;
-extern struct iwl_hcmd_ops iwl5000_hcmd;
-extern struct iwl_hcmd_utils_ops iwl5000_hcmd_utils;
-
-/* shared functions from iwl-5000.c */
-extern u16 iwl5000_get_hcmd_size(u8 cmd_id, u16 len);
-extern u16 iwl5000_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd,
- u8 *data);
-extern void iwl5000_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
- __le32 *tx_flags);
-extern int iwl5000_calc_rssi(struct iwl_priv *priv,
- struct iwl_rx_phy_res *rx_resp);
-extern void iwl5000_nic_config(struct iwl_priv *priv);
-extern u16 iwl5000_eeprom_calib_version(struct iwl_priv *priv);
-extern const u8 *iwl5000_eeprom_query_addr(const struct iwl_priv *priv,
- size_t offset);
-extern void iwl5000_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
- struct iwl_tx_queue *txq,
- u16 byte_cnt);
-extern void iwl5000_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
- struct iwl_tx_queue *txq);
-extern int iwl5000_load_ucode(struct iwl_priv *priv);
-extern void iwl5000_init_alive_start(struct iwl_priv *priv);
-extern int iwl5000_alive_notify(struct iwl_priv *priv);
-extern int iwl5000_hw_set_hw_params(struct iwl_priv *priv);
-extern int iwl5000_txq_agg_enable(struct iwl_priv *priv, int txq_id,
- int tx_fifo, int sta_id, int tid, u16 ssn_idx);
-extern int iwl5000_txq_agg_disable(struct iwl_priv *priv, u16 txq_id,
- u16 ssn_idx, u8 tx_fifo);
-extern void iwl5000_txq_set_sched(struct iwl_priv *priv, u32 mask);
-extern void iwl5000_setup_deferred_work(struct iwl_priv *priv);
-extern void iwl5000_rx_handler_setup(struct iwl_priv *priv);
-extern int iwl5000_hw_valid_rtc_data_addr(u32 addr);
-extern int iwl5000_send_tx_power(struct iwl_priv *priv);
-extern void iwl5000_temperature(struct iwl_priv *priv);
-
/* CT-KILL constants */
#define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */
#define CT_KILL_THRESHOLD 114 /* in Celsius */
@@ -183,6 +146,10 @@ struct iwl_queue {
int n_bd; /* number of BDs in this queue */
int write_ptr; /* 1-st empty entry (index) host_w*/
int read_ptr; /* last used entry (index) host_r*/
+ /* use for monitoring and recovering the stuck queue */
+ int last_read_ptr; /* storing the last read_ptr */
+ /* number of time read_ptr and last_read_ptr are the same */
+ u8 repeat_same_read_ptr;
dma_addr_t dma_addr; /* physical addr for BD's */
int n_window; /* safe queue window */
u32 id;
@@ -304,13 +271,11 @@ struct iwl_channel_info {
struct iwl3945_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES];
};
-#define IWL_TX_FIFO_AC0 0
-#define IWL_TX_FIFO_AC1 1
-#define IWL_TX_FIFO_AC2 2
-#define IWL_TX_FIFO_AC3 3
-#define IWL_TX_FIFO_HCCA_1 5
-#define IWL_TX_FIFO_HCCA_2 6
-#define IWL_TX_FIFO_NONE 7
+#define IWL_TX_FIFO_BK 0
+#define IWL_TX_FIFO_BE 1
+#define IWL_TX_FIFO_VI 2
+#define IWL_TX_FIFO_VO 3
+#define IWL_TX_FIFO_UNUSED -1
/* Minimum number of queues. MAX_NUM is defined in hw specific files.
* Set the minimum to accommodate the 4 standard TX queues, 1 command
@@ -361,13 +326,6 @@ enum {
#define DEF_CMD_PAYLOAD_SIZE 320
-/*
- * IWL_LINK_HDR_MAX should include ieee80211_hdr, radiotap header,
- * SNAP header and alignment. It should also be big enough for 802.11
- * control frames.
- */
-#define IWL_LINK_HDR_MAX 64
-
/**
* struct iwl_device_cmd
*
@@ -519,38 +477,28 @@ struct iwl_ht_config {
u8 non_GF_STA_present;
};
-union iwl_qos_capabity {
- struct {
- u8 edca_count:4; /* bit 0-3 */
- u8 q_ack:1; /* bit 4 */
- u8 queue_request:1; /* bit 5 */
- u8 txop_request:1; /* bit 6 */
- u8 reserved:1; /* bit 7 */
- } q_AP;
- struct {
- u8 acvo_APSD:1; /* bit 0 */
- u8 acvi_APSD:1; /* bit 1 */
- u8 ac_bk_APSD:1; /* bit 2 */
- u8 ac_be_APSD:1; /* bit 3 */
- u8 q_ack:1; /* bit 4 */
- u8 max_len:2; /* bit 5-6 */
- u8 more_data_ack:1; /* bit 7 */
- } q_STA;
- u8 val;
-};
-
/* QoS structures */
struct iwl_qos_info {
int qos_active;
- union iwl_qos_capabity qos_cap;
struct iwl_qosparam_cmd def_qos_parm;
};
+/*
+ * Structure should be accessed with sta_lock held. When station addition
+ * is in progress (IWL_STA_UCODE_INPROGRESS) it is possible to access only
+ * the commands (iwl_addsta_cmd and iwl_link_quality_cmd) without sta_lock
+ * held.
+ */
struct iwl_station_entry {
struct iwl_addsta_cmd sta;
struct iwl_tid_data tid[MAX_TID_COUNT];
u8 used;
struct iwl_hw_key keyinfo;
+ struct iwl_link_quality_cmd *lq;
+};
+
+struct iwl_station_priv_common {
+ u8 sta_id;
};
/*
@@ -559,14 +507,28 @@ struct iwl_station_entry {
* When mac80211 creates a station it reserves some space (hw->sta_data_size)
* in the structure for use by driver. This structure is places in that
* space.
+ *
+ * The common struct MUST be first because it is shared between
+ * 3945 and agn!
*/
struct iwl_station_priv {
+ struct iwl_station_priv_common common;
struct iwl_lq_sta lq_sta;
atomic_t pending_frames;
bool client;
bool asleep;
};
+/**
+ * struct iwl_vif_priv - driver's private per-interface information
+ *
+ * When mac80211 allocates a virtual interface, it can allocate
+ * space for us to put data into.
+ */
+struct iwl_vif_priv {
+ u8 ibss_bssid_sta_id;
+};
+
/* one for each uCode image (inst/data, boot/init/runtime) */
struct fw_desc {
void *v_addr; /* access by driver */
@@ -574,7 +536,7 @@ struct fw_desc {
u32 len; /* bytes */
};
-/* uCode file layout */
+/* v1/v2 uCode file layout */
struct iwl_ucode_header {
__le32 ver; /* major/minor/API/serial */
union {
@@ -597,7 +559,62 @@ struct iwl_ucode_header {
} v2;
} u;
};
-#define UCODE_HEADER_SIZE(ver) ((ver) == 1 ? 24 : 28)
+
+/*
+ * new TLV uCode file layout
+ *
+ * The new TLV file format contains TLVs, that each specify
+ * some piece of data. To facilitate "groups", for example
+ * different instruction image with different capabilities,
+ * bundled with the same init image, an alternative mechanism
+ * is provided:
+ * When the alternative field is 0, that means that the item
+ * is always valid. When it is non-zero, then it is only
+ * valid in conjunction with items of the same alternative,
+ * in which case the driver (user) selects one alternative
+ * to use.
+ */
+
+enum iwl_ucode_tlv_type {
+ IWL_UCODE_TLV_INVALID = 0, /* unused */
+ IWL_UCODE_TLV_INST = 1,
+ IWL_UCODE_TLV_DATA = 2,
+ IWL_UCODE_TLV_INIT = 3,
+ IWL_UCODE_TLV_INIT_DATA = 4,
+ IWL_UCODE_TLV_BOOT = 5,
+ IWL_UCODE_TLV_PROBE_MAX_LEN = 6, /* a u32 value */
+};
+
+struct iwl_ucode_tlv {
+ __le16 type; /* see above */
+ __le16 alternative; /* see comment */
+ __le32 length; /* not including type/length fields */
+ u8 data[0];
+} __attribute__ ((packed));
+
+#define IWL_TLV_UCODE_MAGIC 0x0a4c5749
+
+struct iwl_tlv_ucode_header {
+ /*
+ * The TLV style ucode header is distinguished from
+ * the v1/v2 style header by first four bytes being
+ * zero, as such is an invalid combination of
+ * major/minor/API/serial versions.
+ */
+ __le32 zero;
+ __le32 magic;
+ u8 human_readable[64];
+ __le32 ver; /* major/minor/API/serial */
+ __le32 build;
+ __le64 alternatives; /* bitmask of valid alternatives */
+ /*
+ * The data contained herein has a TLV layout,
+ * see above for the TLV header and types.
+ * Note that each TLV is padded to a length
+ * that is a multiple of 4 for alignment.
+ */
+ u8 data[0];
+};
struct iwl4965_ibss_seq {
u8 mac[ETH_ALEN];
@@ -1039,6 +1056,11 @@ struct iwl_event_log {
#define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3)
#define IWL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5)
+/* timer constants use to monitor and recover stuck tx queues in mSecs */
+#define IWL_MONITORING_PERIOD (1000)
+#define IWL_ONE_HUNDRED_MSECS (100)
+#define IWL_SIXTY_SECS (60000)
+
enum iwl_reset {
IWL_RF_RESET = 0,
IWL_FW_RESET,
@@ -1092,10 +1114,6 @@ struct iwl_priv {
struct iwl_channel_info *channel_info; /* channel info array */
u8 channel_count; /* # of channels */
- /* each calibration channel group in the EEPROM has a derived
- * clip setting for each rate. 3945 only.*/
- const struct iwl3945_clip_group clip39_groups[5];
-
/* thermal calibration */
s32 temperature; /* degrees Kelvin */
s32 last_temperature;
@@ -1104,12 +1122,10 @@ struct iwl_priv {
struct iwl_calib_result calib_results[IWL_CALIB_MAX];
/* Scan related variables */
- unsigned long next_scan_jiffies;
unsigned long scan_start;
- unsigned long scan_pass_start;
unsigned long scan_start_tsf;
- void *scan;
- int scan_bands;
+ void *scan_cmd;
+ enum ieee80211_band scan_band;
struct cfg80211_scan_request *scan_request;
bool is_internal_short_scan;
u8 scan_tx_ant[IEEE80211_NUM_BANDS];
@@ -1168,16 +1184,13 @@ struct iwl_priv {
u64 led_tpt;
u16 active_rate;
- u16 active_rate_basic;
- u8 assoc_station_added;
u8 start_calib;
struct iwl_sensitivity_data sensitivity_data;
struct iwl_chain_noise_data chain_noise_data;
__le16 sensitivity_tbl[HD_TABLE_SIZE];
struct iwl_ht_config current_ht_config;
- u8 last_phy_res[100];
/* Rate scaling data */
u8 retry_rate;
@@ -1197,9 +1210,6 @@ struct iwl_priv {
unsigned long status;
- int last_rx_rssi; /* From Rx packet statistics */
- int last_rx_noise; /* From beacon statistics */
-
/* counts mgmt, ctl, and data packets */
struct traffic_stats tx_stats;
struct traffic_stats rx_stats;
@@ -1218,18 +1228,14 @@ struct iwl_priv {
#endif
/* context information */
- u16 rates_mask;
-
- u8 bssid[ETH_ALEN];
- u16 rts_threshold;
+ u8 bssid[ETH_ALEN]; /* used only on 3945 but filled by core */
u8 mac_addr[ETH_ALEN];
/*station table variables */
spinlock_t sta_lock;
int num_stations;
struct iwl_station_entry stations[IWL_STATION_COUNT];
- struct iwl_wep_key wep_keys[WEP_KEYS_MAX];
- u8 default_wep_key;
+ struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; /* protected by mutex */
u8 key_mapping_key;
unsigned long ucode_key_table;
@@ -1244,10 +1250,6 @@ struct iwl_priv {
u8 mac80211_registered;
- /* Rx'd packet timing information */
- u32 last_beacon_time;
- u64 last_tsf;
-
/* eeprom -- this is in the card's little endian byte order */
u8 *eeprom;
int nvm_device_type;
@@ -1259,29 +1261,67 @@ struct iwl_priv {
/* Last Rx'd beacon timestamp */
u64 timestamp;
- u16 beacon_int;
struct ieee80211_vif *vif;
- /*Added for 3945 */
- void *shared_virt;
- dma_addr_t shared_phys;
- /*End*/
- struct iwl_hw_params hw_params;
+ union {
+#if defined(CONFIG_IWL3945) || defined(CONFIG_IWL3945_MODULE)
+ struct {
+ void *shared_virt;
+ dma_addr_t shared_phys;
- /* INT ICT Table */
- __le32 *ict_tbl;
- dma_addr_t ict_tbl_dma;
- dma_addr_t aligned_ict_tbl_dma;
- int ict_index;
- void *ict_tbl_vir;
- u32 inta;
- bool use_ict;
+ struct delayed_work thermal_periodic;
+ struct delayed_work rfkill_poll;
+
+ struct iwl3945_notif_statistics statistics;
+#ifdef CONFIG_IWLWIFI_DEBUG
+ struct iwl3945_notif_statistics accum_statistics;
+ struct iwl3945_notif_statistics delta_statistics;
+ struct iwl3945_notif_statistics max_delta;
+#endif
+
+ u32 sta_supp_rates;
+ int last_rx_rssi; /* From Rx packet statistics */
+
+ /* Rx'd packet timing information */
+ u32 last_beacon_time;
+ u64 last_tsf;
+
+ /*
+ * each calibration channel group in the
+ * EEPROM has a derived clip setting for
+ * each rate.
+ */
+ const struct iwl3945_clip_group clip_groups[5];
+
+ } _3945;
+#endif
+#if defined(CONFIG_IWLAGN) || defined(CONFIG_IWLAGN_MODULE)
+ struct {
+ /* INT ICT Table */
+ __le32 *ict_tbl;
+ void *ict_tbl_vir;
+ dma_addr_t ict_tbl_dma;
+ dma_addr_t aligned_ict_tbl_dma;
+ int ict_index;
+ u32 inta;
+ bool use_ict;
+ /*
+ * reporting the number of tids has AGG on. 0 means
+ * no AGGREGATION
+ */
+ u8 agg_tids_count;
+
+ struct iwl_rx_phy_res last_phy_res;
+ bool last_phy_res_valid;
+
+ struct completion firmware_loading_complete;
+ } _agn;
+#endif
+ };
+
+ struct iwl_hw_params hw_params;
u32 inta_mask;
- /* Current association information needed to configure the
- * hardware */
- u16 assoc_id;
- u16 assoc_capability;
struct iwl_qos_info qos_data;
@@ -1291,7 +1331,6 @@ struct iwl_priv {
struct work_struct scan_completed;
struct work_struct rx_replenish;
struct work_struct abort_scan;
- struct work_struct request_scan;
struct work_struct beacon_update;
struct work_struct tt_work;
struct work_struct ct_enter;
@@ -1304,10 +1343,6 @@ struct iwl_priv {
struct delayed_work alive_start;
struct delayed_work scan_check;
- /*For 3945 only*/
- struct delayed_work thermal_periodic;
- struct delayed_work rfkill_poll;
-
/* TX Power */
s8 tx_power_user_lmt;
s8 tx_power_device_lmt;
@@ -1339,13 +1374,8 @@ struct iwl_priv {
struct work_struct run_time_calib_work;
struct timer_list statistics_periodic;
struct timer_list ucode_trace;
+ struct timer_list monitor_recover;
bool hw_ready;
- /*For 3945*/
-#define IWL_DEFAULT_TX_POWER 0x0F
-
- struct iwl3945_notif_statistics statistics_39;
-
- u32 sta_supp_rates;
struct iwl_event_log event_log;
}; /*iwl_priv */
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-11 20:43:07 +0000