linux/drivers/net/wireless/iwlwifi/iwl-shared.h
Emmanuel Grumbach 57210f7c9f iwlagn: move iwl_suspend / iwl_resume to the transport layer
These flows needs to access the APM and a few other registers that can differ
between different transports.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2011-08-29 15:25:33 -04:00

227 lines
7.7 KiB
C

/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
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#ifndef __iwl_shared_h__
#define __iwl_shared_h__
/*This files includes all the types / functions that are exported by the
* upper layer to the bus and transport layer */
struct iwl_cfg;
struct iwl_bus;
struct iwl_priv;
struct iwl_sensitivity_ranges;
struct iwl_trans_ops;
extern struct iwl_mod_params iwlagn_mod_params;
struct iwl_mod_params {
int sw_crypto; /* def: 0 = using hardware encryption */
int num_of_queues; /* def: HW dependent */
int disable_11n; /* def: 0 = 11n capabilities enabled */
int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
int antenna; /* def: 0 = both antennas (use diversity) */
int restart_fw; /* def: 1 = restart firmware */
bool plcp_check; /* def: true = enable plcp health check */
bool ack_check; /* def: false = disable ack health check */
bool wd_disable; /* def: false = enable stuck queue check */
bool bt_coex_active; /* def: true = enable bt coex */
int led_mode; /* def: 0 = system default */
bool no_sleep_autoadjust; /* def: true = disable autoadjust */
bool power_save; /* def: false = disable power save */
int power_level; /* def: 1 = power level */
u32 debug_level; /* levels are IWL_DL_* */
int ant_coupling;
bool bt_ch_announce;
int wanted_ucode_alternative;
};
/**
* 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;
};
/**
* struct iwl_shared - shared fields for all the layers of the driver
*
* @dbg_level_dev: dbg level set per device. Prevails on
* iwlagn_mod_params.debug_level if set (!= 0)
* @cmd_queue: command queue number
* @status: STATUS_*
* @bus: pointer to the bus layer data
* @priv: pointer to the upper layer data
* @hw_params: see struct iwl_hw_params
* @workqueue: the workqueue used by all the layers of the driver
* @lock: protect general shared data
* @sta_lock: protects the station table.
* If lock and sta_lock are needed, lock must be acquired first.
* @mutex:
*/
struct iwl_shared {
#ifdef CONFIG_IWLWIFI_DEBUG
u32 dbg_level_dev;
#endif /* CONFIG_IWLWIFI_DEBUG */
u8 cmd_queue;
unsigned long status;
bool wowlan;
struct iwl_bus *bus;
struct iwl_priv *priv;
struct iwl_trans *trans;
struct iwl_hw_params hw_params;
struct workqueue_struct *workqueue;
spinlock_t lock;
spinlock_t sta_lock;
struct mutex mutex;
};
/*Whatever _m is (iwl_trans, iwl_priv, iwl_bus, these macros will work */
#define priv(_m) ((_m)->shrd->priv)
#define bus(_m) ((_m)->shrd->bus)
#define trans(_m) ((_m)->shrd->trans)
#define hw_params(_m) ((_m)->shrd->hw_params)
#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_shared *shrd)
{
if (shrd->dbg_level_dev)
return shrd->dbg_level_dev;
else
return iwlagn_mod_params.debug_level;
}
#else
static inline u32 iwl_get_debug_level(struct iwl_shared *shrd)
{
return iwlagn_mod_params.debug_level;
}
#endif
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)
#ifdef CONFIG_PM
int iwl_suspend(struct iwl_priv *priv);
int iwl_resume(struct iwl_priv *priv);
#endif /* !CONFIG_PM */
int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops,
struct iwl_cfg *cfg);
void __devexit iwl_remove(struct iwl_priv * priv);
#endif /* #__iwl_shared_h__ */