#include "iwl-agn-tt.h"
#include "iwl-bus.h"
#include "iwl-trans.h"
+#include "iwl-shared.h"
#define DRV_NAME "iwlagn"
#define DEFAULT_SHORT_RETRY_LIMIT 7U
#define DEFAULT_LONG_RETRY_LIMIT 4U
-struct iwl_rx_mem_buffer {
- dma_addr_t page_dma;
- struct page *page;
- struct list_head list;
-};
-
-#define rxb_addr(r) page_address(r->page)
-
/* defined below */
struct iwl_device_cmd;
* @time_stamp: time (in jiffies) of last read_ptr change
* @need_update: indicates need to update read/write index
* @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled
+ * @sta_id: valid if sched_retry is set
+ * @tid: valid if sched_retry is set
*
* A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame
* descriptors) and required locking structures.
u8 sched_retry;
u8 active;
u8 swq_id;
+
+ u16 sta_id;
+ u16 tid;
};
#define IWL_NUM_SCAN_RATES (2)
#define IWL_TX_FIFO_BE_IPAN 4
#define IWL_TX_FIFO_VI_IPAN IWL_TX_FIFO_VI
#define IWL_TX_FIFO_VO_IPAN 5
+/* re-uses the VO FIFO, uCode will properly flush/schedule */
+#define IWL_TX_FIFO_AUX 5
#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
- * queue, 2 (unused) HCCA queues, and 4 HT queues (one for each AC) */
-#define IWL_MIN_NUM_QUEUES 10
+/* AUX (TX during scan dwell) queue */
+#define IWL_AUX_QUEUE 10
+
+/*
+ * Minimum number of queues. MAX_NUM is defined in hw specific files.
+ * Set the minimum to accommodate
+ * - 4 standard TX queues
+ * - the command queue
+ * - 4 PAN TX queues
+ * - the PAN multicast queue, and
+ * - the AUX (TX during scan dwell) queue.
+ */
+#define IWL_MIN_NUM_QUEUES 11
/*
* Command queue depends on iPAN support.
#define SUP_RATE_11B_MAX_NUM_CHANNELS 4
#define SUP_RATE_11G_MAX_NUM_CHANNELS 12
-/**
- * struct iwl_rx_queue - Rx queue
- * @bd: driver's pointer to buffer of receive buffer descriptors (rbd)
- * @bd_dma: bus address of buffer of receive buffer descriptors (rbd)
- * @read: Shared index to newest available Rx buffer
- * @write: Shared index to oldest written Rx packet
- * @free_count: Number of pre-allocated buffers in rx_free
- * @rx_free: list of free SKBs for use
- * @rx_used: List of Rx buffers with no SKB
- * @need_update: flag to indicate we need to update read/write index
- * @rb_stts: driver's pointer to receive buffer status
- * @rb_stts_dma: bus address of receive buffer status
- *
- * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers
- */
-struct iwl_rx_queue {
- __le32 *bd;
- dma_addr_t bd_dma;
- struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS];
- struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE];
- u32 read;
- u32 write;
- u32 free_count;
- u32 write_actual;
- struct list_head rx_free;
- struct list_head rx_used;
- int need_update;
- struct iwl_rb_status *rb_stts;
- dma_addr_t rb_stts_dma;
- spinlock_t lock;
-};
-
#define IWL_SUPPORTED_RATES_IE_LEN 8
#define MAX_TID_COUNT 9
* @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID,
* treats good CRC threshold as a boolean
* @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w).
+ * @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
*/
enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_PAN = BIT(0),
IWL_UCODE_TLV_FLAGS_NEWSCAN = BIT(1),
IWL_UCODE_TLV_FLAGS_MFP = BIT(2),
+ IWL_UCODE_TLV_FLAGS_P2P = BIT(3),
};
struct iwl_ucode_tlv {
#define CELSIUS_TO_KELVIN(x) ((x)+273)
-/**
- * struct iwl_hw_params
- * @max_txq_num: Max # Tx queues supported
- * @scd_bc_tbls_size: size of scheduler byte count tables
- * @tfd_size: TFD size
- * @tx/rx_chains_num: Number of TX/RX chains
- * @valid_tx/rx_ant: usable antennas
- * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2)
- * @max_rxq_log: Log-base-2 of max_rxq_size
- * @rx_page_order: Rx buffer page order
- * @rx_wrt_ptr_reg: FH{39}_RSCSR_CHNL0_WPTR
- * @max_stations:
- * @ht40_channel: is 40MHz width possible in band 2.4
- * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ)
- * @sw_crypto: 0 for hw, 1 for sw
- * @max_xxx_size: for ucode uses
- * @ct_kill_threshold: temperature threshold
- * @beacon_time_tsf_bits: number of valid tsf bits for beacon time
- * @calib_init_cfg: setup initial calibrations for the hw
- * @calib_rt_cfg: setup runtime calibrations for the hw
- * @struct iwl_sensitivity_ranges: range of sensitivity values
- */
-struct iwl_hw_params {
- u8 max_txq_num;
- u16 scd_bc_tbls_size;
- u32 tfd_size;
- u8 tx_chains_num;
- u8 rx_chains_num;
- u8 valid_tx_ant;
- u8 valid_rx_ant;
- u16 max_rxq_size;
- u16 max_rxq_log;
- u32 rx_page_order;
- u8 max_stations;
- u8 ht40_channel;
- u8 max_beacon_itrvl; /* in 1024 ms */
- u32 max_inst_size;
- u32 max_data_size;
- u32 ct_kill_threshold; /* value in hw-dependent units */
- u32 ct_kill_exit_threshold; /* value in hw-dependent units */
- /* for 1000, 6000 series and up */
- u16 beacon_time_tsf_bits;
- u32 calib_init_cfg;
- u32 calib_rt_cfg;
- const struct iwl_sensitivity_ranges *sens;
-};
-
-
/******************************************************************************
*
* Functions implemented in core module which are forward declared here
IWL_PA_INTERNAL = 1,
};
-/* interrupt statistics */
-struct isr_statistics {
- u32 hw;
- u32 sw;
- u32 err_code;
- u32 sch;
- u32 alive;
- u32 rfkill;
- u32 ctkill;
- u32 wakeup;
- u32 rx;
- u32 rx_handlers[REPLY_MAX];
- u32 tx;
- u32 unhandled;
-};
-
/* reply_tx_statistics (for _agn devices) */
struct reply_tx_error_statistics {
u32 pp_delay;
enum iwl_scan_type {
IWL_SCAN_NORMAL,
IWL_SCAN_RADIO_RESET,
- IWL_SCAN_OFFCH_TX,
+ IWL_SCAN_ROC,
};
enum iwlagn_ucode_type {
struct iwl_priv {
+ /*data shared among all the driver's layers */
+ struct iwl_shared _shrd;
+ struct iwl_shared *shrd;
+
/* ieee device used by generic ieee processing code */
struct ieee80211_hw *hw;
struct ieee80211_channel *ieee_channels;
/* jiffies when last recovery from statistics was performed */
unsigned long rx_statistics_jiffies;
+ /*counters */
+ u32 rx_handlers_stats[REPLY_MAX];
+
/* force reset */
struct iwl_force_reset force_reset[IWL_MAX_FORCE_RESET];
u8 mgmt_tx_ant;
/* spinlock */
- spinlock_t lock; /* protect general shared data */
spinlock_t hcmd_lock; /* protect hcmd */
spinlock_t reg_lock; /* protect hw register access */
- struct mutex mutex;
+ /*TODO: remove these pointers - use bus(priv) instead */
struct iwl_bus *bus; /* bus specific data */
- struct iwl_trans trans;
/* microcode/device supports multiple contexts */
u8 valid_contexts;
- /* command queue number */
- u8 cmd_queue;
-
/* max number of station keys */
u8 sta_key_max_num;
int activity_timer_active;
- /* Rx and Tx DMA processing queues */
- struct iwl_rx_queue rxq;
+ /* Tx DMA processing queues */
struct iwl_tx_queue *txq;
unsigned long txq_ctx_active_msk;
struct iwl_dma_ptr kw; /* keep warm address */
u32 scd_base_addr; /* scheduler sram base address */
- unsigned long status;
-
/* counts mgmt, ctl, and data packets */
struct traffic_stats tx_stats;
struct traffic_stats rx_stats;
- /* counts interrupts */
- struct isr_statistics isr_stats;
-
struct iwl_power_mgr power_data;
struct iwl_tt_mgmt thermal_throttle;
/* station table variables */
-
- /* Note: if lock and sta_lock are needed, lock must be acquired first */
- spinlock_t sta_lock;
int num_stations;
struct iwl_station_entry stations[IWLAGN_STATION_COUNT];
unsigned long ucode_key_table;
u8 mac80211_registered;
- bool wowlan;
-
/* eeprom -- this is in the card's little endian byte order */
u8 *eeprom;
int nvm_device_type;
} accum_stats, delta_stats, max_delta_stats;
#endif
- /* 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
/* remain-on-channel offload support */
struct ieee80211_channel *hw_roc_channel;
- struct delayed_work hw_roc_work;
+ struct delayed_work hw_roc_disable_work;
enum nl80211_channel_type hw_roc_chantype;
int hw_roc_duration;
bool hw_roc_setup;
- struct sk_buff *offchan_tx_skb;
- int offchan_tx_timeout;
- struct ieee80211_channel *offchan_tx_chan;
-
/* bt coex */
u8 bt_enable_flag;
u8 bt_status;
struct iwl_rxon_context *cur_rssi_ctx;
bool bt_is_sco;
- struct iwl_hw_params hw_params;
-
- u32 inta_mask;
-
- struct workqueue_struct *workqueue;
-
struct work_struct restart;
struct work_struct scan_completed;
- struct work_struct rx_replenish;
struct work_struct abort_scan;
struct work_struct beacon_update;
struct work_struct bt_full_concurrency;
struct work_struct bt_runtime_config;
- struct tasklet_struct irq_tasklet;
-
struct delayed_work scan_check;
/* TX Power */
s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */
s8 tx_power_next;
-
-#ifdef CONFIG_IWLWIFI_DEBUG
- /* debugging info */
- u32 debug_level; /* per device debugging will override global
- iwl_debug_level if set */
-#endif /* CONFIG_IWLWIFI_DEBUG */
#ifdef CONFIG_IWLWIFI_DEBUGFS
/* debugfs */
u16 tx_traffic_idx;
clear_bit(txq_id, &priv->txq_ctx_active_msk);
}
-#ifdef CONFIG_IWLWIFI_DEBUG
-/*
- * iwl_get_debug_level: Return active debug level for device
- *
- * Using sysfs it is possible to set per device debug level. This debug
- * level will be used if set, otherwise the global debug level which can be
- * set via module parameter is used.
- */
-static inline u32 iwl_get_debug_level(struct iwl_priv *priv)
-{
- if (priv->debug_level)
- return priv->debug_level;
- else
- return iwl_debug_level;
-}
-#else
-static inline u32 iwl_get_debug_level(struct iwl_priv *priv)
-{
- return iwl_debug_level;
-}
-#endif
-
+extern struct iwl_mod_params iwlagn_mod_params;
static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv,
int txq_id, int idx)
static inline void __iwl_free_pages(struct iwl_priv *priv, struct page *page)
{
- __free_pages(page, priv->hw_params.rx_page_order);
+ __free_pages(page, hw_params(priv).rx_page_order);
}
static inline void iwl_free_pages(struct iwl_priv *priv, unsigned long page)
{
- free_pages(page, priv->hw_params.rx_page_order);
+ free_pages(page, hw_params(priv).rx_page_order);
}
#endif /* __iwl_dev_h__ */