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-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h142
1 files changed, 108 insertions, 34 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 77245dff5993..399f7c1283cd 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -158,6 +158,9 @@
#define ATH9K_HW_RX_HP_QDEPTH 16
#define ATH9K_HW_RX_LP_QDEPTH 128
+#define PAPRD_GAIN_TABLE_ENTRIES 32
+#define PAPRD_TABLE_SZ 24
+
enum ath_ini_subsys {
ATH_INI_PRE = 0,
ATH_INI_CORE,
@@ -199,15 +202,8 @@ enum ath9k_hw_caps {
ATH9K_HW_CAP_RAC_SUPPORTED = BIT(18),
ATH9K_HW_CAP_LDPC = BIT(19),
ATH9K_HW_CAP_FASTCLOCK = BIT(20),
-};
-
-enum ath9k_capability_type {
- ATH9K_CAP_CIPHER = 0,
- ATH9K_CAP_TKIP_MIC,
- ATH9K_CAP_TKIP_SPLIT,
- ATH9K_CAP_TXPOW,
- ATH9K_CAP_MCAST_KEYSRCH,
- ATH9K_CAP_DS
+ ATH9K_HW_CAP_SGI_20 = BIT(21),
+ ATH9K_HW_CAP_PAPRD = BIT(22),
};
struct ath9k_hw_capabilities {
@@ -237,8 +233,9 @@ struct ath9k_ops_config {
int sw_beacon_response_time;
int additional_swba_backoff;
int ack_6mb;
- int cwm_ignore_extcca;
+ u32 cwm_ignore_extcca;
u8 pcie_powersave_enable;
+ bool pcieSerDesWrite;
u8 pcie_clock_req;
u32 pcie_waen;
u8 analog_shiftreg;
@@ -262,10 +259,10 @@ struct ath9k_ops_config {
#define AR_BASE_FREQ_5GHZ 4900
#define AR_SPUR_FEEQ_BOUND_HT40 19
#define AR_SPUR_FEEQ_BOUND_HT20 10
- bool tx_iq_calibration; /* Only available for >= AR9003 */
int spurmode;
u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
u8 max_txtrig_level;
+ u16 ani_poll_interval; /* ANI poll interval in ms */
};
enum ath9k_int {
@@ -279,6 +276,7 @@ enum ath9k_int {
ATH9K_INT_TX = 0x00000040,
ATH9K_INT_TXDESC = 0x00000080,
ATH9K_INT_TIM_TIMER = 0x00000100,
+ ATH9K_INT_BB_WATCHDOG = 0x00000400,
ATH9K_INT_TXURN = 0x00000800,
ATH9K_INT_MIB = 0x00001000,
ATH9K_INT_RXPHY = 0x00004000,
@@ -348,16 +346,25 @@ enum ath9k_int {
CHANNEL_HT40PLUS | \
CHANNEL_HT40MINUS)
-struct ath9k_channel {
- struct ieee80211_channel *chan;
+struct ath9k_hw_cal_data {
u16 channel;
u32 channelFlags;
- u32 chanmode;
int32_t CalValid;
- bool oneTimeCalsDone;
int8_t iCoff;
int8_t qCoff;
int16_t rawNoiseFloor;
+ bool paprd_done;
+ bool nfcal_pending;
+ u16 small_signal_gain[AR9300_MAX_CHAINS];
+ u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
+ struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
+};
+
+struct ath9k_channel {
+ struct ieee80211_channel *chan;
+ u16 channel;
+ u32 channelFlags;
+ u32 chanmode;
};
#define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
@@ -459,7 +466,7 @@ struct ath9k_hw_version {
#define AR_GENTMR_BIT(_index) (1 << (_index))
/*
- * Using de Bruijin sequence to to look up 1's index in a 32 bit number
+ * Using de Bruijin sequence to look up 1's index in a 32 bit number
* debruijn32 = 0000 0111 0111 1100 1011 0101 0011 0001
*/
#define debruijn32 0x077CB531U
@@ -509,7 +516,17 @@ struct ath_gen_timer_table {
* AR_RTC_PLL_CONTROL for a given channel
* @setup_calibration: set up calibration
* @iscal_supported: used to query if a type of calibration is supported
- * @loadnf: load noise floor read from each chain on the CCA registers
+ *
+ * @ani_reset: reset ANI parameters to default values
+ * @ani_lower_immunity: lower the noise immunity level. The level controls
+ * the power-based packet detection on hardware. If a power jump is
+ * detected the adapter takes it as an indication that a packet has
+ * arrived. The level ranges from 0-5. Each level corresponds to a
+ * few dB more of noise immunity. If you have a strong time-varying
+ * interference that is causing false detections (OFDM timing errors or
+ * CCK timing errors) the level can be increased.
+ * @ani_cache_ini_regs: cache the values for ANI from the initial
+ * register settings through the register initialization.
*/
struct ath_hw_private_ops {
/* Calibration ops */
@@ -552,7 +569,11 @@ struct ath_hw_private_ops {
bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd,
int param);
void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]);
- void (*loadnf)(struct ath_hw *ah, struct ath9k_channel *chan);
+
+ /* ANI */
+ void (*ani_reset)(struct ath_hw *ah, bool is_scanning);
+ void (*ani_lower_immunity)(struct ath_hw *ah);
+ void (*ani_cache_ini_regs)(struct ath_hw *ah);
};
/**
@@ -563,6 +584,11 @@ struct ath_hw_private_ops {
*
* @config_pci_powersave:
* @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
+ *
+ * @ani_proc_mib_event: process MIB events, this would happen upon specific ANI
+ * thresholds being reached or having overflowed.
+ * @ani_monitor: called periodically by the core driver to collect
+ * MIB stats and adjust ANI if specific thresholds have been reached.
*/
struct ath_hw_ops {
void (*config_pci_powersave)(struct ath_hw *ah,
@@ -603,6 +629,15 @@ struct ath_hw_ops {
u32 burstDuration);
void (*set11n_virtualmorefrag)(struct ath_hw *ah, void *ds,
u32 vmf);
+
+ void (*ani_proc_mib_event)(struct ath_hw *ah);
+ void (*ani_monitor)(struct ath_hw *ah, struct ath9k_channel *chan);
+};
+
+struct ath_nf_limits {
+ s16 max;
+ s16 min;
+ s16 nominal;
};
struct ath_hw {
@@ -626,10 +661,10 @@ struct ath_hw {
bool is_pciexpress;
bool need_an_top2_fixup;
u16 tx_trig_level;
- s16 nf_2g_max;
- s16 nf_2g_min;
- s16 nf_5g_max;
- s16 nf_5g_min;
+
+ u32 nf_regs[6];
+ struct ath_nf_limits nf_2g;
+ struct ath_nf_limits nf_5g;
u16 rfsilent;
u32 rfkill_gpio;
u32 rfkill_polarity;
@@ -640,7 +675,7 @@ struct ath_hw {
enum nl80211_iftype opmode;
enum ath9k_power_mode power_mode;
- struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
+ struct ath9k_hw_cal_data *caldata;
struct ath9k_pacal_info pacal_info;
struct ar5416Stats stats;
struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
@@ -789,6 +824,18 @@ struct ath_hw {
u32 ts_paddr_end;
u16 ts_tail;
u8 ts_size;
+
+ u32 bb_watchdog_last_status;
+ u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
+
+ u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
+ u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];
+ /*
+ * Store the permanent value of Reg 0x4004in WARegVal
+ * so we dont have to R/M/W. We should not be reading
+ * this register when in sleep states.
+ */
+ u32 WARegVal;
};
static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
@@ -811,26 +858,26 @@ static inline struct ath_hw_ops *ath9k_hw_ops(struct ath_hw *ah)
return &ah->ops;
}
+static inline int sign_extend(int val, const int nbits)
+{
+ int order = BIT(nbits-1);
+ return (val ^ order) - order;
+}
+
/* Initialization, Detach, Reset */
const char *ath9k_hw_probe(u16 vendorid, u16 devid);
void ath9k_hw_deinit(struct ath_hw *ah);
int ath9k_hw_init(struct ath_hw *ah);
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
- bool bChannelChange);
+ struct ath9k_hw_cal_data *caldata, bool bChannelChange);
int ath9k_hw_fill_cap_info(struct ath_hw *ah);
-bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type,
- u32 capability, u32 *result);
-bool ath9k_hw_setcapability(struct ath_hw *ah, enum ath9k_capability_type type,
- u32 capability, u32 setting, int *status);
u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
/* Key Cache Management */
bool ath9k_hw_keyreset(struct ath_hw *ah, u16 entry);
-bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac);
bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry,
const struct ath9k_keyval *k,
const u8 *mac);
-bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry);
/* GPIO / RFKILL / Antennae */
void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);
@@ -856,7 +903,6 @@ void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits);
bool ath9k_hw_phy_disable(struct ath_hw *ah);
bool ath9k_hw_disable(struct ath_hw *ah);
void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit);
-void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac);
void ath9k_hw_setopmode(struct ath_hw *ah);
void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1);
void ath9k_hw_setbssidmask(struct ath_hw *ah);
@@ -865,7 +911,6 @@ u64 ath9k_hw_gettsf64(struct ath_hw *ah);
void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
void ath9k_hw_reset_tsf(struct ath_hw *ah);
void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting);
-u64 ath9k_hw_extend_tsf(struct ath_hw *ah, u32 rstamp);
void ath9k_hw_init_global_settings(struct ath_hw *ah);
void ath9k_hw_set11nmac2040(struct ath_hw *ah);
void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
@@ -907,13 +952,26 @@ void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
void ar9002_hw_cck_chan14_spread(struct ath_hw *ah);
int ar9002_hw_rf_claim(struct ath_hw *ah);
void ar9002_hw_enable_async_fifo(struct ath_hw *ah);
+void ar9002_hw_update_async_fifo(struct ath_hw *ah);
void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah);
/*
- * Code specifric to AR9003, we stuff these here to avoid callbacks
+ * Code specific to AR9003, we stuff these here to avoid callbacks
* for older families
*/
-void ar9003_hw_set_nf_limits(struct ath_hw *ah);
+void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);
+void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);
+void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
+void ar9003_paprd_enable(struct ath_hw *ah, bool val);
+void ar9003_paprd_populate_single_table(struct ath_hw *ah,
+ struct ath9k_hw_cal_data *caldata,
+ int chain);
+int ar9003_paprd_create_curve(struct ath_hw *ah,
+ struct ath9k_hw_cal_data *caldata, int chain);
+int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
+int ar9003_paprd_init_table(struct ath_hw *ah);
+bool ar9003_paprd_is_done(struct ath_hw *ah);
+void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains);
/* Hardware family op attach helpers */
void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
@@ -926,8 +984,24 @@ void ar9003_hw_attach_calib_ops(struct ath_hw *ah);
void ar9002_hw_attach_ops(struct ath_hw *ah);
void ar9003_hw_attach_ops(struct ath_hw *ah);
+/*
+ * ANI work can be shared between all families but a next
+ * generation implementation of ANI will be used only for AR9003 only
+ * for now as the other families still need to be tested with the same
+ * next generation ANI. Feel free to start testing it though for the
+ * older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani.
+ */
+extern int modparam_force_new_ani;
+void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah);
+void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah);
+
#define ATH_PCIE_CAP_LINK_CTRL 0x70
#define ATH_PCIE_CAP_LINK_L0S 1
#define ATH_PCIE_CAP_LINK_L1 2
+#define ATH9K_CLOCK_RATE_CCK 22
+#define ATH9K_CLOCK_RATE_5GHZ_OFDM 40
+#define ATH9K_CLOCK_RATE_2GHZ_OFDM 44
+#define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44
+
#endif