diff options
Diffstat (limited to 'drivers')
53 files changed, 1966 insertions, 1434 deletions
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c index 8663660ea4c6..abd083a357f5 100644 --- a/drivers/net/wireless/ath/ar9170/usb.c +++ b/drivers/net/wireless/ath/ar9170/usb.c @@ -110,6 +110,8 @@ static struct usb_device_id ar9170_usb_ids[] = { { USB_DEVICE(0x0409, 0x0249) }, /* AVM FRITZ!WLAN USB Stick N 2.4 */ { USB_DEVICE(0x057C, 0x8402), .driver_info = AR9170_REQ_FW1_ONLY }, + /* Qwest/Actiontec 802AIN Wireless N USB Network Adapter */ + { USB_DEVICE(0x1668, 0x1200) }, /* terminate */ {} diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 7f5953fac434..5f04cf38a5bc 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -1932,12 +1932,6 @@ ath5k_tasklet_rx(unsigned long data) sc->stats.rx_all_count++; - if (unlikely(rs.rs_more)) { - ATH5K_WARN(sc, "unsupported jumbo\n"); - sc->stats.rxerr_jumbo++; - goto next; - } - if (unlikely(rs.rs_status)) { if (rs.rs_status & AR5K_RXERR_CRC) sc->stats.rxerr_crc++; @@ -1977,6 +1971,12 @@ ath5k_tasklet_rx(unsigned long data) sc->opmode != NL80211_IFTYPE_MONITOR) goto next; } + + if (unlikely(rs.rs_more)) { + sc->stats.rxerr_jumbo++; + goto next; + + } accept: next_skb = ath5k_rx_skb_alloc(sc, &next_skb_addr); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 8a79550dff71..23eb60ea5455 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -38,6 +38,9 @@ #define AR_SWITCH_TABLE_ALL (0xfff) #define AR_SWITCH_TABLE_ALL_S (0) +#define LE16(x) __constant_cpu_to_le16(x) +#define LE32(x) __constant_cpu_to_le32(x) + static const struct ar9300_eeprom ar9300_default = { .eepromVersion = 2, .templateVersion = 2, @@ -45,7 +48,7 @@ static const struct ar9300_eeprom ar9300_default = { .custData = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, .baseEepHeader = { - .regDmn = {0, 0x1f}, + .regDmn = { LE16(0), LE16(0x1f) }, .txrxMask = 0x77, /* 4 bits tx and 4 bits rx */ .opCapFlags = { .opFlags = AR9300_OPFLAGS_11G | AR9300_OPFLAGS_11A, @@ -76,15 +79,15 @@ static const struct ar9300_eeprom ar9300_default = { .modalHeader2G = { /* ar9300_modal_eep_header 2g */ /* 4 idle,t1,t2,b(4 bits per setting) */ - .antCtrlCommon = 0x110, + .antCtrlCommon = LE32(0x110), /* 4 ra1l1, ra2l1, ra1l2, ra2l2, ra12 */ - .antCtrlCommon2 = 0x22222, + .antCtrlCommon2 = LE32(0x22222), /* * antCtrlChain[AR9300_MAX_CHAINS]; 6 idle, t, r, * rx1, rx12, b (2 bits each) */ - .antCtrlChain = {0x150, 0x150, 0x150}, + .antCtrlChain = { LE16(0x150), LE16(0x150), LE16(0x150) }, /* * xatten1DB[AR9300_MAX_CHAINS]; 3 xatten1_db @@ -287,12 +290,12 @@ static const struct ar9300_eeprom ar9300_default = { }, .modalHeader5G = { /* 4 idle,t1,t2,b (4 bits per setting) */ - .antCtrlCommon = 0x110, + .antCtrlCommon = LE32(0x110), /* 4 ra1l1, ra2l1, ra1l2,ra2l2,ra12 */ - .antCtrlCommon2 = 0x22222, + .antCtrlCommon2 = LE32(0x22222), /* antCtrlChain 6 idle, t,r,rx1,rx12,b (2 bits each) */ .antCtrlChain = { - 0x000, 0x000, 0x000, + LE16(0x000), LE16(0x000), LE16(0x000), }, /* xatten1DB 3 xatten1_db for AR9280 (0xa20c/b20c 5:0) */ .xatten1DB = {0, 0, 0}, @@ -620,9 +623,9 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, case EEP_MAC_MSW: return eep->macAddr[4] << 8 | eep->macAddr[5]; case EEP_REG_0: - return pBase->regDmn[0]; + return le16_to_cpu(pBase->regDmn[0]); case EEP_REG_1: - return pBase->regDmn[1]; + return le16_to_cpu(pBase->regDmn[1]); case EEP_OP_CAP: return pBase->deviceCap; case EEP_OP_MODE: @@ -640,93 +643,80 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, /* Bit 4 is internal regulator flag */ return (pBase->featureEnable & 0x10) >> 4; case EEP_SWREG: - return pBase->swreg; + return le32_to_cpu(pBase->swreg); default: return 0; } } -#ifdef __BIG_ENDIAN -static void ar9300_swap_eeprom(struct ar9300_eeprom *eep) +static bool ar9300_eeprom_read_byte(struct ath_common *common, int address, + u8 *buffer) { - u32 dword; - u16 word; - int i; - - word = swab16(eep->baseEepHeader.regDmn[0]); - eep->baseEepHeader.regDmn[0] = word; - - word = swab16(eep->baseEepHeader.regDmn[1]); - eep->baseEepHeader.regDmn[1] = word; - - dword = swab32(eep->baseEepHeader.swreg); - eep->baseEepHeader.swreg = dword; + u16 val; - dword = swab32(eep->modalHeader2G.antCtrlCommon); - eep->modalHeader2G.antCtrlCommon = dword; + if (unlikely(!ath9k_hw_nvram_read(common, address / 2, &val))) + return false; - dword = swab32(eep->modalHeader2G.antCtrlCommon2); - eep->modalHeader2G.antCtrlCommon2 = dword; + *buffer = (val >> (8 * (address % 2))) & 0xff; + return true; +} - dword = swab32(eep->modalHeader5G.antCtrlCommon); - eep->modalHeader5G.antCtrlCommon = dword; +static bool ar9300_eeprom_read_word(struct ath_common *common, int address, + u8 *buffer) +{ + u16 val; - dword = swab32(eep->modalHeader5G.antCtrlCommon2); - eep->modalHeader5G.antCtrlCommon2 = dword; + if (unlikely(!ath9k_hw_nvram_read(common, address / 2, &val))) + return false; - for (i = 0; i < AR9300_MAX_CHAINS; i++) { - word = swab16(eep->modalHeader2G.antCtrlChain[i]); - eep->modalHeader2G.antCtrlChain[i] = word; + buffer[0] = val >> 8; + buffer[1] = val & 0xff; - word = swab16(eep->modalHeader5G.antCtrlChain[i]); - eep->modalHeader5G.antCtrlChain[i] = word; - } + return true; } -#endif -static bool ar9300_hw_read_eeprom(struct ath_hw *ah, - long address, u8 *buffer, int many) +static bool ar9300_read_eeprom(struct ath_hw *ah, int address, u8 *buffer, + int count) { - int i; - u8 value[2]; - unsigned long eepAddr; - unsigned long byteAddr; - u16 *svalue; struct ath_common *common = ath9k_hw_common(ah); + int i; - if ((address < 0) || ((address + many) > AR9300_EEPROM_SIZE - 1)) { + if ((address < 0) || ((address + count) / 2 > AR9300_EEPROM_SIZE - 1)) { ath_print(common, ATH_DBG_EEPROM, "eeprom address not in range\n"); return false; } - for (i = 0; i < many; i++) { - eepAddr = (u16) (address + i) / 2; - byteAddr = (u16) (address + i) % 2; - svalue = (u16 *) value; - if (!ath9k_hw_nvram_read(common, eepAddr, svalue)) { - ath_print(common, ATH_DBG_EEPROM, - "unable to read eeprom region\n"); - return false; - } - *svalue = le16_to_cpu(*svalue); - buffer[i] = value[byteAddr]; + /* + * Since we're reading the bytes in reverse order from a little-endian + * word stream, an even address means we only use the lower half of + * the 16-bit word at that address + */ + if (address % 2 == 0) { + if (!ar9300_eeprom_read_byte(common, address--, buffer++)) + goto error; + + count--; } - return true; -} + for (i = 0; i < count / 2; i++) { + if (!ar9300_eeprom_read_word(common, address, buffer)) + goto error; -static bool ar9300_read_eeprom(struct ath_hw *ah, - int address, u8 *buffer, int many) -{ - int it; + address -= 2; + buffer += 2; + } + + if (count % 2) + if (!ar9300_eeprom_read_byte(common, address, buffer)) + goto error; - for (it = 0; it < many; it++) - if (!ar9300_hw_read_eeprom(ah, - (address - it), - (buffer + it), 1)) - return false; return true; + +error: + ath_print(common, ATH_DBG_EEPROM, + "unable to read eeprom region at offset %d\n", address); + return false; } static void ar9300_comp_hdr_unpack(u8 *best, int *code, int *reference, @@ -927,30 +917,13 @@ fail: */ static bool ath9k_hw_ar9300_fill_eeprom(struct ath_hw *ah) { - u8 *mptr = NULL; - int mdata_size; + u8 *mptr = (u8 *) &ah->eeprom.ar9300_eep; - mptr = (u8 *) &ah->eeprom.ar9300_eep; - mdata_size = sizeof(struct ar9300_eeprom); + if (ar9300_eeprom_restore_internal(ah, mptr, + sizeof(struct ar9300_eeprom)) < 0) + return false; - if (mptr && mdata_size > 0) { - /* At this point, mptr points to the eeprom data structure - * in it's "default" state. If this is big endian, swap the - * data structures back to "little endian" - */ - /* First swap, default to Little Endian */ -#ifdef __BIG_ENDIAN - ar9300_swap_eeprom((struct ar9300_eeprom *)mptr); -#endif - if (ar9300_eeprom_restore_internal(ah, mptr, mdata_size) >= 0) - return true; - - /* Second Swap, back to Big Endian */ -#ifdef __BIG_ENDIAN - ar9300_swap_eeprom((struct ar9300_eeprom *)mptr); -#endif - } - return false; + return true; } /* XXX: review hardware docs */ @@ -998,21 +971,25 @@ static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz) static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz) { struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + __le32 val; if (is2ghz) - return eep->modalHeader2G.antCtrlCommon; + val = eep->modalHeader2G.antCtrlCommon; else - return eep->modalHeader5G.antCtrlCommon; + val = eep->modalHeader5G.antCtrlCommon; + return le32_to_cpu(val); } static u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz) { struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + __le32 val; if (is2ghz) - return eep->modalHeader2G.antCtrlCommon2; + val = eep->modalHeader2G.antCtrlCommon2; else - return eep->modalHeader5G.antCtrlCommon2; + val = eep->modalHeader5G.antCtrlCommon2; + return le32_to_cpu(val); } static u16 ar9003_hw_ant_ctrl_chain_get(struct ath_hw *ah, @@ -1020,15 +997,16 @@ static u16 ar9003_hw_ant_ctrl_chain_get(struct ath_hw *ah, bool is2ghz) { struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + __le16 val = 0; if (chain >= 0 && chain < AR9300_MAX_CHAINS) { if (is2ghz) - return eep->modalHeader2G.antCtrlChain[chain]; + val = eep->modalHeader2G.antCtrlChain[chain]; else - return eep->modalHeader5G.antCtrlChain[chain]; + val = eep->modalHeader5G.antCtrlChain[chain]; } - return 0; + return le16_to_cpu(val); } static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h index d8c0318f416f..23fb353c3bba 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h @@ -169,7 +169,7 @@ enum CompressAlgorithm { }; struct ar9300_base_eep_hdr { - u16 regDmn[2]; + __le16 regDmn[2]; /* 4 bits tx and 4 bits rx */ u8 txrxMask; struct eepFlags opCapFlags; @@ -199,16 +199,16 @@ struct ar9300_base_eep_hdr { u8 rxBandSelectGpio; u8 txrxgain; /* SW controlled internal regulator fields */ - u32 swreg; + __le32 swreg; } __packed; struct ar9300_modal_eep_header { /* 4 idle, t1, t2, b (4 bits per setting) */ - u32 antCtrlCommon; + __le32 antCtrlCommon; /* 4 ra1l1, ra2l1, ra1l2, ra2l2, ra12 */ - u32 antCtrlCommon2; + __le32 antCtrlCommon2; /* 6 idle, t, r, rx1, rx12, b (2 bits each) */ - u16 antCtrlChain[AR9300_MAX_CHAINS]; + __le16 antCtrlChain[AR9300_MAX_CHAINS]; /* 3 xatten1_db for AR9280 (0xa20c/b20c 5:0) */ u8 xatten1DB[AR9300_MAX_CHAINS]; /* 3 xatten1_margin for merlin (0xa20c/b20c 16:12 */ diff --git a/drivers/net/wireless/ath/ath9k/ar9003_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_initvals.h index ef6116e13033..db019dd220b7 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_initvals.h @@ -25,8 +25,11 @@ static const u32 ar9300_2p0_radio_postamble[][5] = { {0x000160ac, 0xa4653c00, 0xa4653c00, 0x24652800, 0x24652800}, {0x000160b0, 0x03284f3e, 0x03284f3e, 0x05d08f20, 0x05d08f20}, {0x0001610c, 0x08000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00016140, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, {0x0001650c, 0x08000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00016540, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, {0x0001690c, 0x08000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00016940, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, }; static const u32 ar9300Modes_lowest_ob_db_tx_gain_table_2p0[][5] = { @@ -97,13 +100,13 @@ static const u32 ar9300Modes_lowest_ob_db_tx_gain_table_2p0[][5] = { {0x0000a5f8, 0x778a308c, 0x778a308c, 0x5d801eec, 0x5d801eec}, {0x0000a5fc, 0x778a308c, 0x778a308c, 0x5d801eec, 0x5d801eec}, {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016048, 0x60001a61, 0x60001a61, 0x60001a61, 0x60001a61}, + {0x00016048, 0x62480001, 0x62480001, 0x62480001, 0x62480001}, {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016448, 0x60001a61, 0x60001a61, 0x60001a61, 0x60001a61}, + {0x00016448, 0x62480001, 0x62480001, 0x62480001, 0x62480001}, {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016848, 0x60001a61, 0x60001a61, 0x60001a61, 0x60001a61}, + {0x00016848, 0x62480001, 0x62480001, 0x62480001, 0x62480001}, {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; @@ -129,7 +132,7 @@ static const u32 ar9300_2p0_radio_core[][2] = { {0x00016040, 0x7f80fff8}, {0x0001604c, 0x76d005b5}, {0x00016050, 0x556cf031}, - {0x00016054, 0x43449440}, + {0x00016054, 0x13449440}, {0x00016058, 0x0c51c92c}, {0x0001605c, 0x3db7fffc}, {0x00016060, 0xfffffffc}, @@ -152,12 +155,11 @@ static const u32 ar9300_2p0_radio_core[][2] = { {0x00016100, 0x3fffbe01}, {0x00016104, 0xfff80000}, {0x00016108, 0x00080010}, - {0x00016140, 0x10804008}, {0x00016144, 0x02084080}, {0x00016148, 0x00000000}, {0x00016280, 0x058a0001}, {0x00016284, 0x3d840208}, - {0x00016288, 0x01a20408}, + {0x00016288, 0x05a20408}, {0x0001628c, 0x00038c07}, {0x00016290, 0x40000004}, {0x00016294, 0x458aa14f}, @@ -190,7 +192,7 @@ static const u32 ar9300_2p0_radio_core[][2] = { {0x00016440, 0x7f80fff8}, {0x0001644c, 0x76d005b5}, {0x00016450, 0x556cf031}, - {0x00016454, 0x43449440}, + {0x00016454, 0x13449440}, {0x00016458, 0x0c51c92c}, {0x0001645c, 0x3db7fffc}, {0x00016460, 0xfffffffc}, @@ -199,7 +201,6 @@ static const u32 ar9300_2p0_radio_core[][2] = { {0x00016500, 0x3fffbe01}, {0x00016504, 0xfff80000}, {0x00016508, 0x00080010}, - {0x00016540, 0x10804008}, {0x00016544, 0x02084080}, {0x00016548, 0x00000000}, {0x00016780, 0x00000000}, @@ -231,7 +232,7 @@ static const u32 ar9300_2p0_radio_core[][2] = { {0x00016840, 0x7f80fff8}, {0x0001684c, 0x76d005b5}, {0x00016850, 0x556cf031}, - {0x00016854, 0x43449440}, + {0x00016854, 0x13449440}, {0x00016858, 0x0c51c92c}, {0x0001685c, 0x3db7fffc}, {0x00016860, 0xfffffffc}, @@ -240,7 +241,6 @@ static const u32 ar9300_2p0_radio_core[][2] = { {0x00016900, 0x3fffbe01}, {0x00016904, 0xfff80000}, {0x00016908, 0x00080010}, - {0x00016940, 0x10804008}, {0x00016944, 0x02084080}, {0x00016948, 0x00000000}, {0x00016b80, 0x00000000}, @@ -588,12 +588,12 @@ static const u32 ar9200_merlin_2p0_radio_core[][2] = { static const u32 ar9300_2p0_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8005, 0xd00a800b}, + {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a8011}, {0x00009820, 0x206a022e, 0x206a022e, 0x206a012e, 0x206a012e}, {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0}, {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x06903881}, {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, - {0x00009830, 0x0000059c, 0x0000059c, 0x0000059c, 0x00000b9c}, + {0x00009830, 0x0000059c, 0x0000059c, 0x0000119c, 0x0000119c}, {0x00009c00, 0x00000044, 0x000000c4, 0x000000c4, 0x00000044}, {0x00009e00, 0x0372161e, 0x0372161e, 0x037216a0, 0x037216a0}, {0x00009e04, 0x00802020, 0x00802020, 0x00802020, 0x00802020}, @@ -604,8 +604,8 @@ static const u32 ar9300_2p0_baseband_postamble[][5] = { {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, {0x00009e2c, 0x0000001c, 0x0000001c, 0x00000021, 0x00000021}, - {0x00009e44, 0x02321e27, 0x02321e27, 0x02282324, 0x02282324}, - {0x00009e48, 0x5030201a, 0x5030201a, 0x50302010, 0x50302010}, + {0x00009e44, 0x02321e27, 0x02321e27, 0x02291e27, 0x02291e27}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, {0x0000a204, 0x000037c0, 0x000037c4, 0x000037c4, 0x000037c0}, {0x0000a208, 0x00000104, 0x00000104, 0x00000004, 0x00000004}, @@ -674,7 +674,7 @@ static const u32 ar9300_2p0_baseband_core[][2] = { {0x00009d10, 0x01834061}, {0x00009d14, 0x00c0040b}, {0x00009d18, 0x00000000}, - {0x00009e08, 0x0038233c}, + {0x00009e08, 0x0038230c}, {0x00009e24, 0x990bb515}, {0x00009e28, 0x0c6f0000}, {0x00009e30, 0x06336f77}, @@ -901,13 +901,13 @@ static const u32 ar9300Modes_high_power_tx_gain_table_2p0[][5] = { {0x0000a5f8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec}, {0x0000a5fc, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec}, {0x00016044, 0x056db2e6, 0x056db2e6, 0x056db2e6, 0x056db2e6}, - {0x00016048, 0xae481a61, 0xae481a61, 0xae481a61, 0xae481a61}, + {0x00016048, 0xae480001, 0xae480001, 0xae480001, 0xae480001}, {0x00016068, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c}, {0x00016444, 0x056db2e6, 0x056db2e6, 0x056db2e6, 0x056db2e6}, - {0x00016448, 0xae481a61, 0xae481a61, 0xae481a61, 0xae481a61}, + {0x00016448, 0xae480001, 0xae480001, 0xae480001, 0xae480001}, {0x00016468, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c}, {0x00016844, 0x056db2e6, 0x056db2e6, 0x056db2e6, 0x056db2e6}, - {0x00016848, 0xae481a61, 0xae481a61, 0xae481a61, 0xae481a61}, + {0x00016848, 0xae480001, 0xae480001, 0xae480001, 0xae480001}, {0x00016868, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c}, }; @@ -979,13 +979,13 @@ static const u32 ar9300Modes_high_ob_db_tx_gain_table_2p0[][5] = { {0x0000a5f8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec}, {0x0000a5fc, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec}, {0x00016044, 0x056db2e4, 0x056db2e4, 0x056db2e4, 0x056db2e4}, - {0x00016048, 0x8e481a61, 0x8e481a61, 0x8e481a61, 0x8e481a61}, + {0x00016048, 0x8e480001, 0x8e480001, 0x8e480001, 0x8e480001}, {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016444, 0x056db2e4, 0x056db2e4, 0x056db2e4, 0x056db2e4}, - {0x00016448, 0x8e481a61, 0x8e481a61, 0x8e481a61, 0x8e481a61}, + {0x00016448, 0x8e480001, 0x8e480001, 0x8e480001, 0x8e480001}, {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016844, 0x056db2e4, 0x056db2e4, 0x056db2e4, 0x056db2e4}, - {0x00016848, 0x8e481a61, 0x8e481a61, 0x8e481a61, 0x8e481a61}, + {0x00016848, 0x8e480001, 0x8e480001, 0x8e480001, 0x8e480001}, {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; @@ -995,22 +995,22 @@ static const u32 ar9300Common_rx_gain_table_2p0[][2] = { {0x0000a004, 0x00030002}, {0x0000a008, 0x00050004}, {0x0000a00c, 0x00810080}, - {0x0000a010, 0x01800082}, - {0x0000a014, 0x01820181}, - {0x0000a018, 0x01840183}, - {0x0000a01c, 0x01880185}, - {0x0000a020, 0x018a0189}, - {0x0000a024, 0x02850284}, - {0x0000a028, 0x02890288}, - {0x0000a02c, 0x028b028a}, - {0x0000a030, 0x028d028c}, - {0x0000a034, 0x02910290}, - {0x0000a038, 0x02930292}, - {0x0000a03c, 0x03910390}, - {0x0000a040, 0x03930392}, - {0x0000a044, 0x03950394}, - {0x0000a048, 0x00000396}, - {0x0000a04c, 0x00000000}, + {0x0000a010, 0x00830082}, + {0x0000a014, 0x01810180}, + {0x0000a018, 0x01830182}, + {0x0000a01c, 0x01850184}, + {0x0000a020, 0x01890188}, + {0x0000a024, 0x018b018a}, + {0x0000a028, 0x018d018c}, + {0x0000a02c, 0x01910190}, + {0x0000a030, 0x01930192}, + {0x0000a034, 0x01950194}, + {0x0000a038, 0x038a0196}, + {0x0000a03c, 0x038c038b}, + {0x0000a040, 0x0390038d}, + {0x0000a044, 0x03920391}, + {0x0000a048, 0x03940393}, + {0x0000a04c, 0x03960395}, {0x0000a050, 0x00000000}, {0x0000a054, 0x00000000}, {0x0000a058, 0x00000000}, @@ -1023,14 +1023,14 @@ static const u32 ar9300Common_rx_gain_table_2p0[][2] = { {0x0000a074, 0x00000000}, {0x0000a078, 0x00000000}, {0x0000a07c, 0x00000000}, - {0x0000a080, 0x28282828}, - {0x0000a084, 0x21212128}, - {0x0000a088, 0x21212121}, - {0x0000a08c, 0x1c1c1c21}, - {0x0000a090, 0x1c1c1c1c}, - {0x0000a094, 0x17171c1c}, - {0x0000a098, 0x02020212}, - {0x0000a09c, 0x02020202}, + {0x0000a080, 0x22222229}, + {0x0000a084, 0x1d1d1d1d}, + {0x0000a088, 0x1d1d1d1d}, + {0x0000a08c, 0x1d1d1d1d}, + {0x0000a090, 0x171d1d1d}, + {0x0000a094, 0x11111717}, + {0x0000a098, 0x00030311}, + {0x0000a09c, 0x00000000}, {0x0000a0a0, 0x00000000}, {0x0000a0a4, 0x00000000}, {0x0000a0a8, 0x00000000}, @@ -1040,26 +1040,26 @@ static const u32 ar9300Common_rx_gain_table_2p0[][2] = { {0x0000a0b8, 0x00000000}, {0x0000a0bc, 0x00000000}, {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x011f0100}, - {0x0000a0c8, 0x011d011e}, - {0x0000a0cc, 0x011b011c}, + {0x0000a0c4, 0x01000101}, + {0x0000a0c8, 0x011e011f}, + {0x0000a0cc, 0x011c011d}, {0x0000a0d0, 0x02030204}, {0x0000a0d4, 0x02010202}, {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x021d021e}, - {0x0000a0e0, 0x03010302}, - {0x0000a0e4, 0x031f0300}, - {0x0000a0e8, 0x0402031e}, + {0x0000a0dc, 0x0302021e}, + {0x0000a0e0, 0x03000301}, + {0x0000a0e4, 0x031e031f}, + {0x0000a0e8, 0x0402031d}, {0x0000a0ec, 0x04000401}, {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x05010502}, - {0x0000a0f8, 0x051f0500}, - {0x0000a0fc, 0x0602051e}, - {0x0000a100, 0x06000601}, - {0x0000a104, 0x061e061f}, - {0x0000a108, 0x0703061d}, - {0x0000a10c, 0x07010702}, - {0x0000a110, 0x00000700}, + {0x0000a0f4, 0x0502041d}, + {0x0000a0f8, 0x05000501}, + {0x0000a0fc, 0x051e051f}, + {0x0000a100, 0x06010602}, + {0x0000a104, 0x061f0600}, + {0x0000a108, 0x061d061e}, + {0x0000a10c, 0x07020703}, + {0x0000a110, 0x07000701}, {0x0000a114, 0x00000000}, {0x0000a118, 0x00000000}, {0x0000a11c, 0x00000000}, @@ -1072,26 +1072,26 @@ static const u32 ar9300Common_rx_gain_table_2p0[][2] = { {0x0000a138, 0x00000000}, {0x0000a13c, 0x00000000}, {0x0000a140, 0x001f0000}, - {0x0000a144, 0x011f0100}, - {0x0000a148, 0x011d011e}, - {0x0000a14c, 0x011b011c}, + {0x0000a144, 0x01000101}, + {0x0000a148, 0x011e011f}, + {0x0000a14c, 0x011c011d}, {0x0000a150, 0x02030204}, {0x0000a154, 0x02010202}, {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x021d021e}, - {0x0000a160, 0x03010302}, - {0x0000a164, 0x031f0300}, - {0x0000a168, 0x0402031e}, + {0x0000a15c, 0x0302021e}, + {0x0000a160, 0x03000301}, + {0x0000a164, 0x031e031f}, + {0x0000a168, 0x0402031d}, {0x0000a16c, 0x04000401}, {0x0000a170, 0x041e041f}, - {0x0000a174, 0x05010502}, - {0x0000a178, 0x051f0500}, - {0x0000a17c, 0x0602051e}, - {0x0000a180, 0x06000601}, - {0x0000a184, 0x061e061f}, - {0x0000a188, 0x0703061d}, - {0x0000a18c, 0x07010702}, - {0x0000a190, 0x00000700}, + {0x0000a174, 0x0502041d}, + {0x0000a178, 0x05000501}, + {0x0000a17c, 0x051e051f}, + {0x0000a180, 0x06010602}, + {0x0000a184, 0x061f0600}, + {0x0000a188, 0x061d061e}, + {0x0000a18c, 0x07020703}, + {0x0000a190, 0x07000701}, {0x0000a194, 0x00000000}, {0x0000a198, 0x00000000}, {0x0000a19c, 0x00000000}, @@ -1317,13 +1317,13 @@ static const u32 ar9300Modes_low_ob_db_tx_gain_table_2p0[][5] = { {0x0000a5f8, 0x778a308c, 0x778a308c, 0x5d801eec, 0x5d801eec}, {0x0000a5fc, 0x778a308c, 0x778a308c, 0x5d801eec, 0x5d801eec}, {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016048, 0x64001a61, 0x64001a61, 0x64001a61, 0x64001a61}, + {0x00016048, 0x64000001, 0x64000001, 0x64000001, 0x64000001}, {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016448, 0x64001a61, 0x64001a61, 0x64001a61, 0x64001a61}, + {0x00016448, 0x64000001, 0x64000001, 0x64000001, 0x64000001}, {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016848, 0x64001a61, 0x64001a61, 0x64001a61, 0x64001a61}, + {0x00016848, 0x64000001, 0x64000001, 0x64000001, 0x64000001}, {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; @@ -1497,22 +1497,22 @@ static const u32 ar9300Common_wo_xlna_rx_gain_table_2p0[][2] = { {0x0000a004, 0x00030002}, {0x0000a008, 0x00050004}, {0x0000a00c, 0x00810080}, - {0x0000a010, 0x01800082}, - {0x0000a014, 0x01820181}, - {0x0000a018, 0x01840183}, - {0x0000a01c, 0x01880185}, - {0x0000a020, 0x018a0189}, - {0x0000a024, 0x02850284}, - {0x0000a028, 0x02890288}, - {0x0000a02c, 0x03850384}, - {0x0000a030, 0x03890388}, - {0x0000a034, 0x038b038a}, - {0x0000a038, 0x038d038c}, - {0x0000a03c, 0x03910390}, - {0x0000a040, 0x03930392}, - {0x0000a044, 0x03950394}, - {0x0000a048, 0x00000396}, - {0x0000a04c, 0x00000000}, + {0x0000a010, 0x00830082}, + {0x0000a014, 0x01810180}, + {0x0000a018, 0x01830182}, + {0x0000a01c, 0x01850184}, + {0x0000a020, 0x01890188}, + {0x0000a024, 0x018b018a}, + {0x0000a028, 0x018d018c}, + {0x0000a02c, 0x03820190}, + {0x0000a030, 0x03840383}, + {0x0000a034, 0x03880385}, + {0x0000a038, 0x038a0389}, + {0x0000a03c, 0x038c038b}, + {0x0000a040, 0x0390038d}, + {0x0000a044, 0x03920391}, + {0x0000a048, 0x03940393}, + {0x0000a04c, 0x03960395}, {0x0000a050, 0x00000000}, {0x0000a054, 0x00000000}, {0x0000a058, 0x00000000}, @@ -1525,15 +1525,15 @@ static const u32 ar9300Common_wo_xlna_rx_gain_table_2p0[][2] = { {0x0000a074, 0x00000000}, {0x0000a078, 0x00000000}, {0x0000a07c, 0x00000000}, - {0x0000a080, 0x28282828}, - {0x0000a084, 0x28282828}, - {0x0000a088, 0x28282828}, - {0x0000a08c, 0x28282828}, - {0x0000a090, 0x28282828}, - {0x0000a094, 0x21212128}, - {0x0000a098, 0x171c1c1c}, - {0x0000a09c, 0x02020212}, - {0x0000a0a0, 0x00000202}, + {0x0000a080, 0x29292929}, + {0x0000a084, 0x29292929}, + {0x0000a088, 0x29292929}, + {0x0000a08c, 0x29292929}, + {0x0000a090, 0x22292929}, + {0x0000a094, 0x1d1d2222}, + {0x0000a098, 0x0c111117}, + {0x0000a09c, 0x00030303}, + {0x0000a0a0, 0x00000000}, {0x0000a0a4, 0x00000000}, {0x0000a0a8, 0x00000000}, {0x0000a0ac, 0x00000000}, @@ -1542,26 +1542,26 @@ static const u32 ar9300Common_wo_xlna_rx_gain_table_2p0[][2] = { {0x0000a0b8, 0x00000000}, {0x0000a0bc, 0x00000000}, {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x011f0100}, - {0x0000a0c8, 0x011d011e}, - {0x0000a0cc, 0x011b011c}, + {0x0000a0c4, 0x01000101}, + {0x0000a0c8, 0x011e011f}, + {0x0000a0cc, 0x011c011d}, {0x0000a0d0, 0x02030204}, {0x0000a0d4, 0x02010202}, {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x021d021e}, - {0x0000a0e0, 0x03010302}, - {0x0000a0e4, 0x031f0300}, - {0x0000a0e8, 0x0402031e}, + {0x0000a0dc, 0x0302021e}, + {0x0000a0e0, 0x03000301}, + {0x0000a0e4, 0x031e031f}, + {0x0000a0e8, 0x0402031d}, {0x0000a0ec, 0x04000401}, {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x05010502}, - {0x0000a0f8, 0x051f0500}, - {0x0000a0fc, 0x0602051e}, - {0x0000a100, 0x06000601}, - {0x0000a104, 0x061e061f}, - {0x0000a108, 0x0703061d}, - {0x0000a10c, 0x07010702}, - {0x0000a110, 0x00000700}, + {0x0000a0f4, 0x0502041d}, + {0x0000a0f8, 0x05000501}, + {0x0000a0fc, 0x051e051f}, + {0x0000a100, 0x06010602}, + {0x0000a104, 0x061f0600}, + {0x0000a108, 0x061d061e}, + {0x0000a10c, 0x07020703}, + {0x0000a110, 0x07000701}, {0x0000a114, 0x00000000}, {0x0000a118, 0x00000000}, {0x0000a11c, 0x00000000}, @@ -1574,26 +1574,26 @@ static const u32 ar9300Common_wo_xlna_rx_gain_table_2p0[][2] = { {0x0000a138, 0x00000000}, {0x0000a13c, 0x00000000}, {0x0000a140, 0x001f0000}, - {0x0000a144, 0x011f0100}, - {0x0000a148, 0x011d011e}, - {0x0000a14c, 0x011b011c}, + {0x0000a144, 0x01000101}, + {0x0000a148, 0x011e011f}, + {0x0000a14c, 0x011c011d}, {0x0000a150, 0x02030204}, {0x0000a154, 0x02010202}, {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x021d021e}, - {0x0000a160, 0x03010302}, - {0x0000a164, 0x031f0300}, - {0x0000a168, 0x0402031e}, + {0x0000a15c, 0x0302021e}, + {0x0000a160, 0x03000301}, + {0x0000a164, 0x031e031f}, + {0x0000a168, 0x0402031d}, {0x0000a16c, 0x04000401}, {0x0000a170, 0x041e041f}, - {0x0000a174, 0x05010502}, - {0x0000a178, 0x051f0500}, - {0x0000a17c, 0x0602051e}, - {0x0000a180, 0x06000601}, - {0x0000a184, 0x061e061f}, - {0x0000a188, 0x0703061d}, - {0x0000a18c, 0x07010702}, - {0x0000a190, 0x00000700}, + {0x0000a174, 0x0502041d}, + {0x0000a178, 0x05000501}, + {0x0000a17c, 0x051e051f}, + {0x0000a180, 0x06010602}, + {0x0000a184, 0x061f0600}, + {0x0000a188, 0x061d061e}, + {0x0000a18c, 0x07020703}, + {0x0000a190, 0x07000701}, {0x0000a194, 0x00000000}, {0x0000a198, 0x00000000}, {0x0000a19c, 0x00000000}, @@ -1620,7 +1620,7 @@ static const u32 ar9300Common_wo_xlna_rx_gain_table_2p0[][2] = { {0x0000a1f0, 0x00000396}, {0x0000a1f4, 0x00000396}, {0x0000a1f8, 0x00000396}, - {0x0000a1fc, 0x00000296}, + {0x0000a1fc, 0x00000196}, {0x0000b000, 0x00010000}, {0x0000b004, 0x00030002}, {0x0000b008, 0x00050004}, diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 64e30cd45d05..29898f8d1893 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -78,6 +78,90 @@ static const struct file_operations fops_debug = { #define DMA_BUF_LEN 1024 +static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + char buf[32]; + unsigned int len; + + len = snprintf(buf, sizeof(buf), "0x%08x\n", common->tx_chainmask); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + unsigned long mask; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EINVAL; + + buf[len] = '\0'; + if (strict_strtoul(buf, 0, &mask)) + return -EINVAL; + + common->tx_chainmask = mask; + sc->sc_ah->caps.tx_chainmask = mask; + return count; +} + +static const struct file_operations fops_tx_chainmask = { + .read = read_file_tx_chainmask, + .write = write_file_tx_chainmask, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; + + +static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + char buf[32]; + unsigned int len; + + len = snprintf(buf, sizeof(buf), "0x%08x\n", common->rx_chainmask); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + unsigned long mask; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EINVAL; + + buf[len] = '\0'; + if (strict_strtoul(buf, 0, &mask)) + return -EINVAL; + + common->rx_chainmask = mask; + sc->sc_ah->caps.rx_chainmask = mask; + return count; +} + +static const struct file_operations fops_rx_chainmask = { + .read = read_file_rx_chainmask, + .write = write_file_rx_chainmask, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; + + static ssize_t read_file_dma(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { @@ -711,6 +795,86 @@ static const struct file_operations fops_recv = { .owner = THIS_MODULE }; +static ssize_t read_file_regidx(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[32]; + unsigned int len; + + len = snprintf(buf, sizeof(buf), "0x%08x\n", sc->debug.regidx); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + unsigned long regidx; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EINVAL; + + buf[len] = '\0'; + if (strict_strtoul(buf, 0, ®idx)) + return -EINVAL; + + sc->debug.regidx = regidx; + return count; +} + +static const struct file_operations fops_regidx = { + .read = read_file_regidx, + .write = write_file_regidx, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; + +static ssize_t read_file_regval(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_hw *ah = sc->sc_ah; + char buf[32]; + unsigned int len; + u32 regval; + + regval = REG_READ_D(ah, sc->debug.regidx); + len = snprintf(buf, sizeof(buf), "0x%08x\n", regval); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_regval(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_hw *ah = sc->sc_ah; + unsigned long regval; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EINVAL; + + buf[len] = '\0'; + if (strict_strtoul(buf, 0, ®val)) + return -EINVAL; + + REG_WRITE_D(ah, sc->debug.regidx, regval); + return count; +} + +static const struct file_operations fops_regval = { + .read = read_file_regval, + .write = write_file_regval, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; + int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); @@ -722,54 +886,55 @@ int ath9k_init_debug(struct ath_hw *ah) sc->debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy), ath9k_debugfs_root); if (!sc->debug.debugfs_phy) - goto err; + return -ENOMEM; #ifdef CONFIG_ATH_DEBUG - sc->debug.debugfs_debug = debugfs_create_file("debug", - S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_debug); - if (!sc->debug.debugfs_debug) + if (!debugfs_create_file("debug", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_debug)) goto err; #endif - sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUSR, - sc->debug.debugfs_phy, sc, &fops_dma); - if (!sc->debug.debugfs_dma) + if (!debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, + sc, &fops_dma)) + goto err; + + if (!debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, + sc, &fops_interrupt)) + goto err; + + if (!debugfs_create_file("rcstat", S_IRUSR, sc->debug.debugfs_phy, + sc, &fops_rcstat)) + goto err; + + if (!debugfs_create_file("wiphy", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_wiphy)) + goto err; + + if (!debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, + sc, &fops_xmit)) goto err; - sc->debug.debugfs_interrupt = debugfs_create_file("interrupt", - S_IRUSR, - sc->debug.debugfs_phy, - sc, &fops_interrupt); - if (!sc->debug.debugfs_interrupt) + if (!debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, + sc, &fops_recv)) goto err; - sc->debug.debugfs_rcstat = debugfs_create_file("rcstat", - S_IRUSR, - sc->debug.debugfs_phy, - sc, &fops_rcstat); - if (!sc->debug.debugfs_rcstat) + if (!debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_rx_chainmask)) goto err; - sc->debug.debugfs_wiphy = debugfs_create_file( - "wiphy", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, - &fops_wiphy); - if (!sc->debug.debugfs_wiphy) + if (!debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_tx_chainmask)) goto err; - sc->debug.debugfs_xmit = debugfs_create_file("xmit", - S_IRUSR, - sc->debug.debugfs_phy, - sc, &fops_xmit); - if (!sc->debug.debugfs_xmit) + if (!debugfs_create_file("regidx", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_regidx)) goto err; - sc->debug.debugfs_recv = debugfs_create_file("recv", - S_IRUSR, - sc->debug.debugfs_phy, - sc, &fops_recv); - if (!sc->debug.debugfs_recv) + if (!debugfs_create_file("regval", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_regval)) goto err; + sc->debug.regidx = 0; return 0; err: ath9k_exit_debug(ah); @@ -781,14 +946,7 @@ void ath9k_exit_debug(struct ath_hw *ah) struct ath_common *common = ath9k_hw_common(ah); struct ath_softc *sc = (struct ath_softc *) common->priv; - debugfs_remove(sc->debug.debugfs_recv); - debugfs_remove(sc->debug.debugfs_xmit); - debugfs_remove(sc->debug.debugfs_wiphy); - debugfs_remove(sc->debug.debugfs_rcstat); - debugfs_remove(sc->debug.debugfs_interrupt); - debugfs_remove(sc->debug.debugfs_dma); - debugfs_remove(sc->debug.debugfs_debug); - debugfs_remove(sc->debug.debugfs_phy); + debugfs_remove_recursive(sc->debug.debugfs_phy); } int ath9k_debug_create_root(void) diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h index c545960e7ec5..5147b8709e10 100644 --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -153,13 +153,7 @@ struct ath_stats { struct ath9k_debug { struct dentry *debugfs_phy; - struct dentry *debugfs_debug; - struct dentry *debugfs_dma; - struct dentry *debugfs_interrupt; - struct dentry *debugfs_rcstat; - struct dentry *debugfs_wiphy; - struct dentry *debugfs_xmit; - struct dentry *debugfs_recv; + u32 regidx; struct ath_stats stats; }; diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 74872ca76f9a..46dc41a16faa 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -735,6 +735,14 @@ err: return -ENOMEM; } +static void ath9k_hif_usb_dealloc_urbs(struct hif_device_usb *hif_dev) +{ + usb_kill_anchored_urbs(&hif_dev->regout_submitted); + ath9k_hif_usb_dealloc_reg_in_urb(hif_dev); + ath9k_hif_usb_dealloc_tx_urbs(hif_dev); + ath9k_hif_usb_dealloc_rx_urbs(hif_dev); +} + static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev) { int transfer, err; @@ -794,14 +802,6 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev, goto err_fw_req; } - /* Download firmware */ - ret = ath9k_hif_usb_download_fw(hif_dev); - if (ret) { - dev_err(&hif_dev->udev->dev, - "ath9k_htc: Firmware - %s download failed\n", fw_name); - goto err_fw_download; - } - /* Alloc URBs */ ret = ath9k_hif_usb_alloc_urbs(hif_dev); if (ret) { @@ -810,25 +810,25 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev, goto err_urb; } + /* Download firmware */ + ret = ath9k_hif_usb_download_fw(hif_dev); + if (ret) { + dev_err(&hif_dev->udev->dev, + "ath9k_htc: Firmware - %s download failed\n", fw_name); + goto err_fw_download; + } + return 0; -err_urb: - /* Nothing */ err_fw_download: + ath9k_hif_usb_dealloc_urbs(hif_dev); +err_urb: release_firmware(hif_dev->firmware); err_fw_req: hif_dev->firmware = NULL; return ret; } -static void ath9k_hif_usb_dealloc_urbs(struct hif_device_usb *hif_dev) -{ - usb_kill_anchored_urbs(&hif_dev->regout_submitted); - ath9k_hif_usb_dealloc_reg_in_urb(hif_dev); - ath9k_hif_usb_dealloc_tx_urbs(hif_dev); - ath9k_hif_usb_dealloc_rx_urbs(hif_dev); -} - static void ath9k_hif_usb_dev_deinit(struct hif_device_usb *hif_dev) { ath9k_hif_usb_dealloc_urbs(hif_dev); @@ -859,21 +859,21 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface, #endif usb_set_intfdata(interface, hif_dev); + hif_dev->htc_handle = ath9k_htc_hw_alloc(hif_dev, &hif_usb, + &hif_dev->udev->dev); + if (hif_dev->htc_handle == NULL) { + ret = -ENOMEM; + goto err_htc_hw_alloc; + } + ret = ath9k_hif_usb_dev_init(hif_dev, fw_name); if (ret) { ret = -EINVAL; goto err_hif_init_usb; } - hif_dev->htc_handle = ath9k_htc_hw_alloc(hif_dev); - if (hif_dev->htc_handle == NULL) { - ret = -ENOMEM; - goto err_htc_hw_alloc; - } - - ret = ath9k_htc_hw_init(&hif_usb, hif_dev->htc_handle, hif_dev, - &hif_dev->udev->dev, hif_dev->device_id, - ATH9K_HIF_USB); + ret = ath9k_htc_hw_init(hif_dev->htc_handle, + &hif_dev->udev->dev, hif_dev->device_id); if (ret) { ret = -EINVAL; goto err_htc_hw_init; @@ -884,10 +884,10 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface, return 0; err_htc_hw_init: - ath9k_htc_hw_free(hif_dev->htc_handle); -err_htc_hw_alloc: ath9k_hif_usb_dev_deinit(hif_dev); err_hif_init_usb: + ath9k_htc_hw_free(hif_dev->htc_handle); +err_htc_hw_alloc: usb_set_intfdata(interface, NULL); kfree(hif_dev); usb_put_dev(udev); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index 17111fc1d2cc..dc015077a8d9 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -81,6 +81,11 @@ static int ath9k_htc_wait_for_target(struct ath9k_htc_priv *priv) { int time_left; + if (atomic_read(&priv->htc->tgt_ready) > 0) { + atomic_dec(&priv->htc->tgt_ready); + return 0; + } + /* Firmware can take up to 50ms to get ready, to be safe use 1 second */ time_left = wait_for_completion_timeout(&priv->htc->target_wait, HZ); if (!time_left) { @@ -88,6 +93,8 @@ static int ath9k_htc_wait_for_target(struct ath9k_htc_priv *priv) return -ETIMEDOUT; } + atomic_dec(&priv->htc->tgt_ready); + return 0; } diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 6c386dad1d40..9d371c18eb41 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1452,6 +1452,8 @@ static void ath9k_htc_sta_notify(struct ieee80211_hw *hw, struct ath9k_htc_priv *priv = hw->priv; int ret; + mutex_lock(&priv->mutex); + switch (cmd) { case STA_NOTIFY_ADD: ret = ath9k_htc_add_station(priv, vif, sta); @@ -1464,6 +1466,8 @@ static void ath9k_htc_sta_notify(struct ieee80211_hw *hw, default: break; } + + mutex_unlock(&priv->mutex); } static int ath9k_htc_conf_tx(struct ieee80211_hw *hw, u16 queue, diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index 7bf6ce1e7e2e..064397fd738e 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -39,7 +39,7 @@ static struct htc_endpoint *get_next_avail_ep(struct htc_endpoint *endpoint) { enum htc_endpoint_id avail_epid; - for (avail_epid = ENDPOINT_MAX; avail_epid > ENDPOINT0; avail_epid--) + for (avail_epid = (ENDPOINT_MAX - 1); avail_epid > ENDPOINT0; avail_epid--) if (endpoint[avail_epid].service_id == 0) return &endpoint[avail_epid]; return NULL; @@ -95,6 +95,7 @@ static void htc_process_target_rdy(struct htc_target *target, endpoint = &target->endpoint[ENDPOINT0]; endpoint->service_id = HTC_CTRL_RSVD_SVC; endpoint->max_msglen = HTC_MAX_CONTROL_MESSAGE_LENGTH; + atomic_inc(&target->tgt_ready); complete(&target->target_wait); } @@ -116,7 +117,7 @@ static void htc_process_conn_rsp(struct htc_target *target, max_msglen = be16_to_cpu(svc_rspmsg->max_msg_len); endpoint = &target->endpoint[epid]; - for (tepid = ENDPOINT_MAX; tepid > ENDPOINT0; tepid--) { + for (tepid = (ENDPOINT_MAX - 1); tepid > ENDPOINT0; tepid--) { tmp_endpoint = &target->endpoint[tepid]; if (tmp_endpoint->service_id == service_id) { tmp_endpoint->service_id = 0; @@ -124,7 +125,7 @@ static void htc_process_conn_rsp(struct htc_target *target, } } - if (!tmp_endpoint) + if (tepid == ENDPOINT0) return; endpoint->service_id = service_id; @@ -297,7 +298,7 @@ void htc_stop(struct htc_target *target) enum htc_endpoint_id epid; struct htc_endpoint *endpoint; - for (epid = ENDPOINT0; epid <= ENDPOINT_MAX; epid++) { + for (epid = ENDPOINT0; epid < ENDPOINT_MAX; epid++) { endpoint = &target->endpoint[epid]; if (endpoint->service_id != 0) target->hif->stop(target->hif_dev, endpoint->ul_pipeid); @@ -309,7 +310,7 @@ void htc_start(struct htc_target *target) enum htc_endpoint_id epid; struct htc_endpoint *endpoint; - for (epid = ENDPOINT0; epid <= ENDPOINT_MAX; epid++) { + for (epid = ENDPOINT0; epid < ENDPOINT_MAX; epid++) { endpoint = &target->endpoint[epid]; if (endpoint->service_id != 0) target->hif->start(target->hif_dev, @@ -425,29 +426,19 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, } } -struct htc_target *ath9k_htc_hw_alloc(void *hif_handle) +struct htc_target *ath9k_htc_hw_alloc(void *hif_handle, + struct ath9k_htc_hif *hif, + struct device *dev) { + struct htc_endpoint *endpoint; struct htc_target *target; target = kzalloc(sizeof(struct htc_target), GFP_KERNEL); - if (!target) + if (!target) { printk(KERN_ERR "Unable to allocate memory for" "target device\n"); - - return target; -} - -void ath9k_htc_hw_free(struct htc_target *htc) -{ - kfree(htc); -} - -int ath9k_htc_hw_init(struct ath9k_htc_hif *hif, struct htc_target *target, - void *hif_handle, struct device *dev, u16 devid, - enum ath9k_hif_transports transport) -{ - struct htc_endpoint *endpoint; - int err = 0; + return NULL; + } init_completion(&target->target_wait); init_completion(&target->cmd_wait); @@ -461,8 +452,20 @@ int ath9k_htc_hw_init(struct ath9k_htc_hif *hif, struct htc_target *target, endpoint->ul_pipeid = hif->control_ul_pipe; endpoint->dl_pipeid = hif->control_dl_pipe; - err = ath9k_htc_probe_device(target, dev, devid); - if (err) { + atomic_set(&target->tgt_ready, 0); + + return target; +} + +void ath9k_htc_hw_free(struct htc_target *htc) +{ + kfree(htc); +} + +int ath9k_htc_hw_init(struct htc_target *target, + struct device *dev, u16 devid) +{ + if (ath9k_htc_probe_device(target, dev, devid)) { printk(KERN_ERR "Failed to initialize the device\n"); return -ENODEV; } diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.h b/drivers/net/wireless/ath/ath9k/htc_hst.h index ea50ab032d20..faba6790328b 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.h +++ b/drivers/net/wireless/ath/ath9k/htc_hst.h @@ -123,9 +123,6 @@ struct htc_endpoint { #define HTC_CONTROL_BUFFER_SIZE \ (HTC_MAX_CONTROL_MESSAGE_LENGTH + sizeof(struct htc_frame_hdr)) -#define NUM_CONTROL_BUFFERS 8 -#define HST_ENDPOINT_MAX 8 - struct htc_control_buf { struct htc_packet htc_pkt; u8 buf[HTC_CONTROL_BUFFER_SIZE]; @@ -139,7 +136,7 @@ struct htc_target { struct ath9k_htc_priv *drv_priv; struct device *dev; struct ath9k_htc_hif *hif; - struct htc_endpoint endpoint[HST_ENDPOINT_MAX]; + struct htc_endpoint endpoint[ENDPOINT_MAX]; struct completion target_wait; struct completion cmd_wait; struct list_head list; @@ -147,6 +144,7 @@ struct htc_target { u16 credits; u16 credit_size; u8 htc_flags; + atomic_t tgt_ready; }; enum htc_msg_id { @@ -236,11 +234,12 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle, struct sk_buff *skb, bool txok); -struct htc_target *ath9k_htc_hw_alloc(void *hif_handle); +struct htc_target *ath9k_htc_hw_alloc(void *hif_handle, + struct ath9k_htc_hif *hif, + struct device *dev); void ath9k_htc_hw_free(struct htc_target *htc); -int ath9k_htc_hw_init(struct ath9k_htc_hif *hif, struct htc_target *target, - void *hif_handle, struct device *dev, u16 devid, - enum ath9k_hif_transports transport); +int ath9k_htc_hw_init(struct htc_target *target, + struct device *dev, u16 devid); void ath9k_htc_hw_deinit(struct htc_target *target, bool hot_unplug); #endif /* HTC_HST_H */ diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index ac60c4ee62d3..ba139132c85f 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -150,11 +150,9 @@ static bool ath_rx_edma_buf_link(struct ath_softc *sc, static void ath_rx_addbuffer_edma(struct ath_softc *sc, enum ath9k_rx_qtype qtype, int size) { - struct ath_rx_edma *rx_edma; struct ath_common *common = ath9k_hw_common(sc->sc_ah); u32 nbuf = 0; - rx_edma = &sc->rx.rx_edma[qtype]; if (list_empty(&sc->rx.rxbuf)) { ath_print(common, ATH_DBG_QUEUE, "No free rx buf available\n"); return; @@ -718,6 +716,7 @@ static bool ath_edma_get_buffers(struct ath_softc *sc, __skb_unlink(skb, &rx_edma->rx_fifo); list_add_tail(&bf->list, &sc->rx.rxbuf); ath_rx_edma_buf_link(sc, qtype); + return true; } skb_queue_tail(&rx_edma->rx_buffers, skb); diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c index f4c56121d387..e0b3e8d406b3 100644 --- a/drivers/net/wireless/hostap/hostap_80211_rx.c +++ b/drivers/net/wireless/hostap/hostap_80211_rx.c @@ -355,8 +355,7 @@ static struct hostap_bss_info *__hostap_add_bss(local_info_t *local, u8 *bssid, list_del(&bss->list); local->num_bss_info--; } else { - bss = (struct hostap_bss_info *) - kmalloc(sizeof(*bss), GFP_ATOMIC); + bss = kmalloc(sizeof(*bss), GFP_ATOMIC); if (bss == NULL) return NULL; } diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c index 9a082308a9d4..a85e43a8d758 100644 --- a/drivers/net/wireless/hostap/hostap_ioctl.c +++ b/drivers/net/wireless/hostap/hostap_ioctl.c @@ -3039,8 +3039,7 @@ static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p) p->length > 1024 || !p->pointer) return -EINVAL; - param = (struct prism2_download_param *) - kmalloc(p->length, GFP_KERNEL); + param = kmalloc(p->length, GFP_KERNEL); if (param == NULL) return -ENOMEM; diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index fb59af2d41c6..6be2992f8f21 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -212,7 +212,7 @@ static struct iwl_lib_ops iwl1000_lib = { .temperature = iwlagn_temperature, .set_ct_kill = iwl1000_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -224,7 +224,6 @@ static struct iwl_lib_ops iwl1000_lib = { }; static const struct iwl_ops iwl1000_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl1000_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -260,6 +259,9 @@ struct iwl_cfg iwl1000_bgn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 128, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl1000_bg_cfg = { @@ -289,6 +291,9 @@ struct iwl_cfg iwl1000_bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 128, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 99b876a2feb9..068f7f8435c5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -391,6 +391,67 @@ static void iwl3945_accumulative_statistics(struct iwl_priv *priv, } #endif +/** + * iwl3945_good_plcp_health - checks for plcp error. + * + * When the plcp error is exceeding the thresholds, reset the radio + * to improve the throughput. + */ +static bool iwl3945_good_plcp_health(struct iwl_priv *priv, + struct iwl_rx_packet *pkt) +{ + bool rc = true; + struct iwl3945_notif_statistics current_stat; + int combined_plcp_delta; + unsigned int plcp_msec; + unsigned long plcp_received_jiffies; + + memcpy(¤t_stat, pkt->u.raw, sizeof(struct + iwl3945_notif_statistics)); + /* + * check for plcp_err and trigger radio reset if it exceeds + * the plcp error threshold plcp_delta. + */ + plcp_received_jiffies = jiffies; + plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - + (long) priv->plcp_jiffies); + priv->plcp_jiffies = plcp_received_jiffies; + /* + * check to make sure plcp_msec is not 0 to prevent division + * by zero. + */ + if (plcp_msec) { + combined_plcp_delta = + (le32_to_cpu(current_stat.rx.ofdm.plcp_err) - + le32_to_cpu(priv->_3945.statistics.rx.ofdm.plcp_err)); + + if ((combined_plcp_delta > 0) && + ((combined_plcp_delta * 100) / plcp_msec) > + priv->cfg->plcp_delta_threshold) { + /* + * if plcp_err exceed the threshold, the following + * data is printed in csv format: + * Text: plcp_err exceeded %d, + * Received ofdm.plcp_err, + * Current ofdm.plcp_err, + * combined_plcp_delta, + * plcp_msec + */ + IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, " + "%u, %d, %u mSecs\n", + priv->cfg->plcp_delta_threshold, + le32_to_cpu(current_stat.rx.ofdm.plcp_err), + combined_plcp_delta, plcp_msec); + /* + * Reset the RF radio due to the high plcp + * error rate + */ + rc = false; + } + } + return rc; +} + void iwl3945_hw_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { @@ -402,6 +463,7 @@ void iwl3945_hw_rx_statistics(struct iwl_priv *priv, #ifdef CONFIG_IWLWIFI_DEBUG iwl3945_accumulative_statistics(priv, (__le32 *)&pkt->u.raw); #endif + iwl_recover_from_statistics(priv, pkt); memcpy(&priv->_3945.statistics, pkt->u.raw, sizeof(priv->_3945.statistics)); } @@ -885,7 +947,8 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv, tx_cmd->supp_rates[1], tx_cmd->supp_rates[0]); } -u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, u16 tx_rate, u8 flags) +static u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, + u16 tx_rate, u8 flags) { unsigned long flags_spin; struct iwl_station_entry *station; @@ -1715,6 +1778,11 @@ static int iwl3945_hw_reg_comp_txpower_temp(struct iwl_priv *priv) int ref_temp; int temperature = priv->temperature; + if (priv->disable_tx_power_cal || + test_bit(STATUS_SCANNING, &priv->status)) { + /* do not perform tx power calibration */ + return 0; + } /* set up new Tx power info for each and every channel, 2.4 and 5.x */ for (i = 0; i < priv->channel_count; i++) { ch_info = &priv->channel_info[i]; @@ -1925,7 +1993,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv) "configuration (%d).\n", rc); return rc; } - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); } @@ -1958,7 +2026,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv) memcpy(active_rxon, staging_rxon, sizeof(*active_rxon)); if (!new_assoc) { - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); } @@ -2391,6 +2459,30 @@ static u16 iwl3945_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data) return (u16)sizeof(struct iwl3945_addsta_cmd); } +static int iwl3945_manage_ibss_station(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add) +{ + struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; + int ret; + + if (add) { + ret = iwl_add_bssid_station(priv, vif->bss_conf.bssid, false, + &vif_priv->ibss_bssid_sta_id); + if (ret) + return ret; + + iwl3945_sync_sta(priv, vif_priv->ibss_bssid_sta_id, + (priv->band == IEEE80211_BAND_5GHZ) ? + IWL_RATE_6M_PLCP : IWL_RATE_1M_PLCP, + CMD_ASYNC); + iwl3945_rate_scale_init(priv->hw, vif_priv->ibss_bssid_sta_id); + + return 0; + } + + return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id, + vif->bss_conf.bssid); +} /** * iwl3945_init_hw_rate_table - Initialize the hardware rate fallback table @@ -2720,51 +2812,12 @@ static int iwl3945_load_bsm(struct iwl_priv *priv) return 0; } -#define IWL3945_UCODE_GET(item) \ -static u32 iwl3945_ucode_get_##item(const struct iwl_ucode_header *ucode,\ - u32 api_ver) \ -{ \ - return le32_to_cpu(ucode->u.v1.item); \ -} - -static u32 iwl3945_ucode_get_header_size(u32 api_ver) -{ - return UCODE_HEADER_SIZE(1); -} -static u32 iwl3945_ucode_get_build(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return 0; -} -static u8 *iwl3945_ucode_get_data(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return (u8 *) ucode->u.v1.data; -} - -IWL3945_UCODE_GET(inst_size); -IWL3945_UCODE_GET(data_size); -IWL3945_UCODE_GET(init_size); -IWL3945_UCODE_GET(init_data_size); -IWL3945_UCODE_GET(boot_size); - static struct iwl_hcmd_ops iwl3945_hcmd = { .rxon_assoc = iwl3945_send_rxon_assoc, .commit_rxon = iwl3945_commit_rxon, .send_bt_config = iwl_send_bt_config, }; -static struct iwl_ucode_ops iwl3945_ucode = { - .get_header_size = iwl3945_ucode_get_header_size, - .get_build = iwl3945_ucode_get_build, - .get_inst_size = iwl3945_ucode_get_inst_size, - .get_data_size = iwl3945_ucode_get_data_size, - .get_init_size = iwl3945_ucode_get_init_size, - .get_init_data_size = iwl3945_ucode_get_init_data_size, - .get_boot_size = iwl3945_ucode_get_boot_size, - .get_data = iwl3945_ucode_get_data, -}; - static struct iwl_lib_ops iwl3945_lib = { .txq_attach_buf_to_tfd = iwl3945_hw_txq_attach_buf_to_tfd, .txq_free_tfd = iwl3945_hw_txq_free_tfd, @@ -2798,7 +2851,8 @@ static struct iwl_lib_ops iwl3945_lib = { .post_associate = iwl3945_post_associate, .isr = iwl_isr_legacy, .config_ap = iwl3945_config_ap, - .add_bcast_station = iwl3945_add_bcast_station, + .manage_ibss_station = iwl3945_manage_ibss_station, + .check_plcp_health = iwl3945_good_plcp_health, .debugfs_ops = { .rx_stats_read = iwl3945_ucode_rx_stats_read, @@ -2815,7 +2869,6 @@ static struct iwl_hcmd_utils_ops iwl3945_hcmd_utils = { }; static const struct iwl_ops iwl3945_ops = { - .ucode = &iwl3945_ucode, .lib = &iwl3945_lib, .hcmd = &iwl3945_hcmd, .utils = &iwl3945_hcmd_utils, @@ -2840,9 +2893,10 @@ static struct iwl_cfg iwl3945_bg_cfg = { .ht_greenfield_support = false, .led_compensation = 64, .broken_powersave = true, - .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, + .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .tx_power_by_driver = true, }; static struct iwl_cfg iwl3945_abg_cfg = { @@ -2860,9 +2914,10 @@ static struct iwl_cfg iwl3945_abg_cfg = { .ht_greenfield_support = false, .led_compensation = 64, .broken_powersave = true, - .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, + .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .tx_power_by_driver = true, }; DEFINE_PCI_DEVICE_TABLE(iwl3945_hw_card_ids) = { diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index 643adb644bb8..bb2aeebf3652 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -106,7 +106,12 @@ struct iwl3945_rs_sta { }; +/* + * The common struct MUST be first because it is shared between + * 3945 and agn! + */ struct iwl3945_sta_priv { + struct iwl_station_priv_common common; struct iwl3945_rs_sta rs_sta; }; @@ -211,13 +216,6 @@ extern int iwl3945_dump_nic_event_log(struct iwl_priv *priv, bool full_log, char **buf, bool display); extern void iwl3945_dump_nic_error_log(struct iwl_priv *priv); -/* - * Currently used by iwl-3945-rs... look at restructuring so that it doesn't - * call this... todo... fix that. -*/ -extern u8 iwl3945_sync_station(struct iwl_priv *priv, int sta_id, - u16 tx_rate, u8 flags); - /****************************************************************************** * * Functions implemented in iwl-[34]*.c which are forward declared here @@ -268,8 +266,10 @@ void iwl3945_reply_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); extern void iwl3945_disable_events(struct iwl_priv *priv); extern int iwl4965_get_temperature(const struct iwl_priv *priv); -extern void iwl3945_post_associate(struct iwl_priv *priv); -extern void iwl3945_config_ap(struct iwl_priv *priv); +extern void iwl3945_post_associate(struct iwl_priv *priv, + struct ieee80211_vif *vif); +extern void iwl3945_config_ap(struct iwl_priv *priv, + struct ieee80211_vif *vif); /** * iwl3945_hw_find_station - Find station id for a given BSSID @@ -288,8 +288,6 @@ extern __le32 iwl3945_get_antenna_flags(const struct iwl_priv *priv); extern int iwl3945_init_hw_rate_table(struct iwl_priv *priv); extern void iwl3945_reg_txpower_periodic(struct iwl_priv *priv); extern int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv); -extern u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, - u16 tx_rate, u8 flags); extern const struct iwl_channel_info *iwl3945_get_channel_info( const struct iwl_priv *priv, enum ieee80211_band band, u16 channel); @@ -297,7 +295,7 @@ extern const struct iwl_channel_info *iwl3945_get_channel_info( extern int iwl3945_rs_next_rate(struct iwl_priv *priv, int rate); /* scanning */ -void iwl3945_request_scan(struct iwl_priv *priv); +void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif); /* Requires full declaration of iwl_priv before including */ #include "iwl-io.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 136c29067489..d3afddae8d9f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -1953,6 +1953,60 @@ static int iwl4965_tx_status_reply_tx(struct iwl_priv *priv, return 0; } +static u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr) +{ + int i; + int start = 0; + int ret = IWL_INVALID_STATION; + unsigned long flags; + + if ((priv->iw_mode == NL80211_IFTYPE_ADHOC) || + (priv->iw_mode == NL80211_IFTYPE_AP)) + start = IWL_STA_ID; + + if (is_broadcast_ether_addr(addr)) + return priv->hw_params.bcast_sta_id; + + spin_lock_irqsave(&priv->sta_lock, flags); + for (i = start; i < priv->hw_params.max_stations; i++) + if (priv->stations[i].used && + (!compare_ether_addr(priv->stations[i].sta.sta.addr, + addr))) { + ret = i; + goto out; + } + + IWL_DEBUG_ASSOC_LIMIT(priv, "can not find STA %pM total %d\n", + addr, priv->num_stations); + + out: + /* + * It may be possible that more commands interacting with stations + * arrive before we completed processing the adding of + * station + */ + if (ret != IWL_INVALID_STATION && + (!(priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) || + ((priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) && + (priv->stations[ret].used & IWL_STA_UCODE_INPROGRESS)))) { + IWL_ERR(priv, "Requested station info for sta %d before ready.\n", + ret); + ret = IWL_INVALID_STATION; + } + spin_unlock_irqrestore(&priv->sta_lock, flags); + return ret; +} + +static int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) +{ + if (priv->iw_mode == NL80211_IFTYPE_STATION) { + return IWL_AP_ID; + } else { + u8 *da = ieee80211_get_DA(hdr); + return iwl_find_station(priv, da); + } +} + /** * iwl4965_rx_reply_tx - Handle standard (non-aggregation) Tx response */ @@ -2112,34 +2166,6 @@ static void iwl4965_cancel_deferred_work(struct iwl_priv *priv) cancel_work_sync(&priv->txpower_work); } -#define IWL4965_UCODE_GET(item) \ -static u32 iwl4965_ucode_get_##item(const struct iwl_ucode_header *ucode,\ - u32 api_ver) \ -{ \ - return le32_to_cpu(ucode->u.v1.item); \ -} - -static u32 iwl4965_ucode_get_header_size(u32 api_ver) -{ - return UCODE_HEADER_SIZE(1); -} -static u32 iwl4965_ucode_get_build(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return 0; -} -static u8 *iwl4965_ucode_get_data(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return (u8 *) ucode->u.v1.data; -} - -IWL4965_UCODE_GET(inst_size); -IWL4965_UCODE_GET(data_size); -IWL4965_UCODE_GET(init_size); -IWL4965_UCODE_GET(init_data_size); -IWL4965_UCODE_GET(boot_size); - static struct iwl_hcmd_ops iwl4965_hcmd = { .rxon_assoc = iwl4965_send_rxon_assoc, .commit_rxon = iwl_commit_rxon, @@ -2147,16 +2173,6 @@ static struct iwl_hcmd_ops iwl4965_hcmd = { .send_bt_config = iwl_send_bt_config, }; -static struct iwl_ucode_ops iwl4965_ucode = { - .get_header_size = iwl4965_ucode_get_header_size, - .get_build = iwl4965_ucode_get_build, - .get_inst_size = iwl4965_ucode_get_inst_size, - .get_data_size = iwl4965_ucode_get_data_size, - .get_init_size = iwl4965_ucode_get_init_size, - .get_init_data_size = iwl4965_ucode_get_init_data_size, - .get_boot_size = iwl4965_ucode_get_boot_size, - .get_data = iwl4965_ucode_get_data, -}; static struct iwl_hcmd_utils_ops iwl4965_hcmd_utils = { .get_hcmd_size = iwl4965_get_hcmd_size, .build_addsta_hcmd = iwl4965_build_addsta_hcmd, @@ -2218,7 +2234,7 @@ static struct iwl_lib_ops iwl4965_lib = { .temperature = iwl4965_temperature_calib, .set_ct_kill = iwl4965_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -2228,7 +2244,6 @@ static struct iwl_lib_ops iwl4965_lib = { }; static const struct iwl_ops iwl4965_ops = { - .ucode = &iwl4965_ucode, .lib = &iwl4965_lib, .hcmd = &iwl4965_hcmd, .utils = &iwl4965_hcmd_utils, @@ -2262,7 +2277,10 @@ struct iwl_cfg iwl4965_agn_cfg = { .monitor_recover_period = IWL_MONITORING_PERIOD, .temperature_kelvin = true, .max_event_log_size = 512, - + .tx_power_by_driver = true, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, /* * Force use of chains B and C for scan RX on 5 GHz band * because the device has off-channel reception on chain A. diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 115d3ea1142f..a28af7eb67eb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -351,7 +351,7 @@ static struct iwl_lib_ops iwl5000_lib = { .temperature = iwlagn_temperature, .set_ct_kill = iwl5000_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -413,7 +413,7 @@ static struct iwl_lib_ops iwl5150_lib = { .temperature = iwl5150_temperature, .set_ct_kill = iwl5150_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -425,7 +425,6 @@ static struct iwl_lib_ops iwl5150_lib = { }; static const struct iwl_ops iwl5000_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl5000_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -433,7 +432,6 @@ static const struct iwl_ops iwl5000_ops = { }; static const struct iwl_ops iwl5150_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl5150_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -466,6 +464,9 @@ struct iwl_cfg iwl5300_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5100_bgn_cfg = { @@ -494,6 +495,9 @@ struct iwl_cfg iwl5100_bgn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5100_abg_cfg = { @@ -520,6 +524,9 @@ struct iwl_cfg iwl5100_abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5100_agn_cfg = { @@ -548,6 +555,9 @@ struct iwl_cfg iwl5100_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5350_agn_cfg = { @@ -576,6 +586,9 @@ struct iwl_cfg iwl5350_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5150_agn_cfg = { @@ -604,6 +617,9 @@ struct iwl_cfg iwl5150_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5150_abg_cfg = { @@ -630,6 +646,9 @@ struct iwl_cfg iwl5150_abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 7acef703253a..9fbf54cd3e1a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -67,9 +67,10 @@ #define _IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE #api ".ucode" #define IWL6050_MODULE_FIRMWARE(api) _IWL6050_MODULE_FIRMWARE(api) -#define IWL6000G2_FW_PRE "iwlwifi-6005-" -#define _IWL6000G2_MODULE_FIRMWARE(api) IWL6000G2_FW_PRE #api ".ucode" -#define IWL6000G2_MODULE_FIRMWARE(api) _IWL6000G2_MODULE_FIRMWARE(api) +#define IWL6000G2A_FW_PRE "iwlwifi-6000g2a-" +#define _IWL6000G2A_MODULE_FIRMWARE(api) IWL6000G2A_FW_PRE #api ".ucode" +#define IWL6000G2A_MODULE_FIRMWARE(api) _IWL6000G2A_MODULE_FIRMWARE(api) + static void iwl6000_set_ct_threshold(struct iwl_priv *priv) { @@ -316,7 +317,7 @@ static struct iwl_lib_ops iwl6000_lib = { .temperature = iwlagn_temperature, .set_ct_kill = iwl6000_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -328,7 +329,6 @@ static struct iwl_lib_ops iwl6000_lib = { }; static const struct iwl_ops iwl6000_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl6000_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -389,7 +389,7 @@ static struct iwl_lib_ops iwl6050_lib = { .set_ct_kill = iwl6000_set_ct_threshold, .set_calib_version = iwl6050_set_calib_version, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -401,19 +401,16 @@ static struct iwl_lib_ops iwl6050_lib = { }; static const struct iwl_ops iwl6050_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl6050_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, .led = &iwlagn_led_ops, }; -/* - * "i": Internal configuration, use internal Power Amplifier - */ -struct iwl_cfg iwl6000g2_2agn_cfg = { - .name = "6000 Series 2x2 AGN Gen2", - .fw_name_pre = IWL6000G2_FW_PRE, + +struct iwl_cfg iwl6000g2a_2agn_cfg = { + .name = "6000 Series 2x2 AGN Gen2a", + .fw_name_pre = IWL6000G2A_FW_PRE, .ucode_api_max = IWL6000G2_UCODE_API_MAX, .ucode_api_min = IWL6000G2_UCODE_API_MIN, .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, @@ -442,9 +439,15 @@ struct iwl_cfg iwl6000g2_2agn_cfg = { .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, - .max_event_log_size = 1024, + .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; +/* + * "i": Internal configuration, use internal Power Amplifier + */ struct iwl_cfg iwl6000i_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6200 AGN", .fw_name_pre = IWL6000_FW_PRE, @@ -477,6 +480,9 @@ struct iwl_cfg iwl6000i_2agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6000i_2abg_cfg = { @@ -509,6 +515,9 @@ struct iwl_cfg iwl6000i_2abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6000i_2bg_cfg = { @@ -541,6 +550,9 @@ struct iwl_cfg iwl6000i_2bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6050_2agn_cfg = { @@ -575,6 +587,9 @@ struct iwl_cfg iwl6050_2agn_cfg = { .chain_noise_scale = 1500, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6050_2abg_cfg = { @@ -607,6 +622,9 @@ struct iwl_cfg iwl6050_2abg_cfg = { .chain_noise_scale = 1500, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6000_3agn_cfg = { @@ -641,8 +659,11 @@ struct iwl_cfg iwl6000_3agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL6000G2_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL6000G2A_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c index f249b706bf17..48c023b4ca36 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c @@ -709,6 +709,22 @@ ssize_t iwl_ucode_tx_stats_read(struct file *file, delta_tx->agg.rx_ba_rsp_cnt, max_tx->agg.rx_ba_rsp_cnt); + if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) { + pos += scnprintf(buf + pos, bufsz - pos, + "tx power: (1/2 dB step)\n"); + if ((priv->cfg->valid_tx_ant & ANT_A) && tx->tx_power.ant_a) + pos += scnprintf(buf + pos, bufsz - pos, + "\tantenna A: 0x%X\n", + tx->tx_power.ant_a); + if ((priv->cfg->valid_tx_ant & ANT_B) && tx->tx_power.ant_b) + pos += scnprintf(buf + pos, bufsz - pos, + "\tantenna B: 0x%X\n", + tx->tx_power.ant_b); + if ((priv->cfg->valid_tx_ant & ANT_C) && tx->tx_power.ant_c) + pos += scnprintf(buf + pos, bufsz - pos, + "\tantenna C: 0x%X\n", + tx->tx_power.ant_c); + } ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); kfree(buf); return ret; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c index a27347425968..637d7b62fb56 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c @@ -38,6 +38,7 @@ #include "iwl-helpers.h" #include "iwl-agn-hw.h" #include "iwl-agn.h" +#include "iwl-sta.h" static inline u32 iwlagn_get_scd_ssn(struct iwl5000_tx_resp *tx_resp) { @@ -1113,8 +1114,9 @@ void iwlagn_rx_reply_rx_phy(struct iwl_priv *priv, } static int iwl_get_single_channel_for_scan(struct iwl_priv *priv, - enum ieee80211_band band, - struct iwl_scan_channel *scan_ch) + struct ieee80211_vif *vif, + enum ieee80211_band band, + struct iwl_scan_channel *scan_ch) { const struct ieee80211_supported_band *sband; const struct iwl_channel_info *ch_info; @@ -1130,7 +1132,7 @@ static int iwl_get_single_channel_for_scan(struct iwl_priv *priv, } active_dwell = iwl_get_active_dwell_time(priv, band, 0); - passive_dwell = iwl_get_passive_dwell_time(priv, band); + passive_dwell = iwl_get_passive_dwell_time(priv, band, vif); if (passive_dwell <= active_dwell) passive_dwell = active_dwell + 1; @@ -1179,6 +1181,7 @@ static int iwl_get_single_channel_for_scan(struct iwl_priv *priv, } static int iwl_get_channels_for_scan(struct iwl_priv *priv, + struct ieee80211_vif *vif, enum ieee80211_band band, u8 is_active, u8 n_probes, struct iwl_scan_channel *scan_ch) @@ -1196,7 +1199,7 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv, return 0; active_dwell = iwl_get_active_dwell_time(priv, band, n_probes); - passive_dwell = iwl_get_passive_dwell_time(priv, band); + passive_dwell = iwl_get_passive_dwell_time(priv, band, vif); if (passive_dwell <= active_dwell) passive_dwell = active_dwell + 1; @@ -1256,7 +1259,7 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv, return added; } -void iwlagn_request_scan(struct iwl_priv *priv) +void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) { struct iwl_host_cmd cmd = { .id = REPLY_SCAN_CMD, @@ -1342,7 +1345,7 @@ void iwlagn_request_scan(struct iwl_priv *priv) IWL_DEBUG_INFO(priv, "Scanning while associated...\n"); spin_lock_irqsave(&priv->lock, flags); - interval = priv->beacon_int; + interval = vif ? vif->bss_conf.beacon_int : 0; spin_unlock_irqrestore(&priv->lock, flags); scan->suspend_time = 0; @@ -1473,12 +1476,12 @@ void iwlagn_request_scan(struct iwl_priv *priv) if (priv->is_internal_short_scan) { scan->channel_count = - iwl_get_single_channel_for_scan(priv, band, + iwl_get_single_channel_for_scan(priv, vif, band, (void *)&scan->data[le16_to_cpu( scan->tx_cmd.len)]); } else { scan->channel_count = - iwl_get_channels_for_scan(priv, band, + iwl_get_channels_for_scan(priv, vif, band, is_active, n_probes, (void *)&scan->data[le16_to_cpu( scan->tx_cmd.len)]); @@ -1513,3 +1516,15 @@ void iwlagn_request_scan(struct iwl_priv *priv) /* inform mac80211 scan aborted */ queue_work(priv->workqueue, &priv->scan_completed); } + +int iwlagn_manage_ibss_station(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add) +{ + struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; + + if (add) + return iwl_add_bssid_station(priv, vif->bss_conf.bssid, true, + &vif_priv->ibss_bssid_sta_id); + return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id, + vif->bss_conf.bssid); +} diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index c2a5c85542bf..c402bfc83f36 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -566,11 +566,11 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) hdr_len = ieee80211_hdrlen(fc); - /* Find (or create) index into station table for destination station */ - if (info->flags & IEEE80211_TX_CTL_INJECTED) + /* Find index into station table for destination station */ + if (!info->control.sta) sta_id = priv->hw_params.bcast_sta_id; else - sta_id = iwl_get_sta_id(priv, hdr); + sta_id = iwl_sta_id(info->control.sta); if (sta_id == IWL_INVALID_STATION) { IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", hdr->addr1); @@ -961,7 +961,8 @@ static int iwlagn_txq_ctx_activate_free(struct iwl_priv *priv) return -1; } -int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) +int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid, u16 *ssn) { int sta_id; int tx_fifo; @@ -975,9 +976,9 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) return tx_fifo; IWL_WARN(priv, "%s on ra = %pM tid = %d\n", - __func__, ra, tid); + __func__, sta->addr, tid); - sta_id = iwl_find_station(priv, ra); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Start AGG on invalid station\n"); return -ENXIO; @@ -1011,7 +1012,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) if (tid_data->tfds_in_queue == 0) { IWL_DEBUG_HT(priv, "HW queue is empty\n"); tid_data->agg.state = IWL_AGG_ON; - ieee80211_start_tx_ba_cb_irqsafe(priv->vif, ra, tid); + ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); } else { IWL_DEBUG_HT(priv, "HW queue is NOT empty: %d packets in HW queue\n", tid_data->tfds_in_queue); @@ -1020,23 +1021,19 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) return ret; } -int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid) +int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid) { int tx_fifo_id, txq_id, sta_id, ssn = -1; struct iwl_tid_data *tid_data; int write_ptr, read_ptr; unsigned long flags; - if (!ra) { - IWL_ERR(priv, "ra = NULL\n"); - return -EINVAL; - } - tx_fifo_id = get_fifo_from_tid(tid); if (unlikely(tx_fifo_id < 0)) return tx_fifo_id; - sta_id = iwl_find_station(priv, ra); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Invalid station for AGG tid %d\n", tid); @@ -1046,7 +1043,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid) if (priv->stations[sta_id].tid[tid].agg.state == IWL_EMPTYING_HW_QUEUE_ADDBA) { IWL_DEBUG_HT(priv, "AGG stop before setup done\n"); - ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, ra, tid); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); priv->stations[sta_id].tid[tid].agg.state = IWL_AGG_OFF; return 0; } @@ -1083,7 +1080,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid) tx_fifo_id); spin_unlock_irqrestore(&priv->lock, flags); - ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, ra, tid); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); return 0; } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c index ae476c234a7c..637286c396fe 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c @@ -52,6 +52,37 @@ static const s8 iwlagn_default_queue_to_tx_fifo[] = { IWL_TX_FIFO_UNUSED, }; +static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = { + {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP, + 0, COEX_UNASSOC_IDLE_FLAGS}, + {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP, + 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS}, + {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP, + 0, COEX_UNASSOC_AUTO_SCAN_FLAGS}, + {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP, + 0, COEX_CALIBRATION_FLAGS}, + {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP, + 0, COEX_PERIODIC_CALIBRATION_FLAGS}, + {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP, + 0, COEX_CONNECTION_ESTAB_FLAGS}, + {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP, + 0, COEX_ASSOCIATED_IDLE_FLAGS}, + {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP, + 0, COEX_ASSOC_MANUAL_SCAN_FLAGS}, + {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP, + 0, COEX_ASSOC_AUTO_SCAN_FLAGS}, + {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP, + 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS}, + {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS}, + {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS}, + {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP, + 0, COEX_STAND_ALONE_DEBUG_FLAGS}, + {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP, + 0, COEX_IPAN_ASSOC_LEVEL_FLAGS}, + {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS}, + {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS} +}; + /* * ucode */ @@ -151,55 +182,6 @@ int iwlagn_load_ucode(struct iwl_priv *priv) return ret; } -#define IWL_UCODE_GET(item) \ -static u32 iwlagn_ucode_get_##item(const struct iwl_ucode_header *ucode,\ - u32 api_ver) \ -{ \ - if (api_ver <= 2) \ - return le32_to_cpu(ucode->u.v1.item); \ - return le32_to_cpu(ucode->u.v2.item); \ -} - -static u32 iwlagn_ucode_get_header_size(u32 api_ver) -{ - if (api_ver <= 2) - return UCODE_HEADER_SIZE(1); - return UCODE_HEADER_SIZE(2); -} - -static u32 iwlagn_ucode_get_build(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - if (api_ver <= 2) - return 0; - return le32_to_cpu(ucode->u.v2.build); -} - -static u8 *iwlagn_ucode_get_data(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - if (api_ver <= 2) - return (u8 *) ucode->u.v1.data; - return (u8 *) ucode->u.v2.data; -} - -IWL_UCODE_GET(inst_size); -IWL_UCODE_GET(data_size); -IWL_UCODE_GET(init_size); -IWL_UCODE_GET(init_data_size); -IWL_UCODE_GET(boot_size); - -struct iwl_ucode_ops iwlagn_ucode = { - .get_header_size = iwlagn_ucode_get_header_size, - .get_build = iwlagn_ucode_get_build, - .get_inst_size = iwlagn_ucode_get_inst_size, - .get_data_size = iwlagn_ucode_get_data_size, - .get_init_size = iwlagn_ucode_get_init_size, - .get_init_data_size = iwlagn_ucode_get_init_data_size, - .get_boot_size = iwlagn_ucode_get_boot_size, - .get_data = iwlagn_ucode_get_data, -}; - /* * Calibration */ @@ -320,6 +302,33 @@ restart: queue_work(priv->workqueue, &priv->restart); } +static int iwlagn_send_wimax_coex(struct iwl_priv *priv) +{ + struct iwl_wimax_coex_cmd coex_cmd; + + if (priv->cfg->support_wimax_coexist) { + /* UnMask wake up src at associated sleep */ + coex_cmd.flags = COEX_FLAGS_ASSOC_WA_UNMASK_MSK; + + /* UnMask wake up src at unassociated sleep */ + coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK; + memcpy(coex_cmd.sta_prio, cu_priorities, + sizeof(struct iwl_wimax_coex_event_entry) * + COEX_NUM_OF_EVENTS); + + /* enabling the coexistence feature */ + coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK; + + /* enabling the priorities tables */ + coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK; + } else { + /* coexistence is disabled */ + memset(&coex_cmd, 0, sizeof(coex_cmd)); + } + return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD, + sizeof(coex_cmd), &coex_cmd); +} + int iwlagn_alive_notify(struct iwl_priv *priv) { u32 a; @@ -407,7 +416,7 @@ int iwlagn_alive_notify(struct iwl_priv *priv) spin_unlock_irqrestore(&priv->lock, flags); - iwl_send_wimax_coex(priv); + iwlagn_send_wimax_coex(priv); iwlagn_set_Xtal_calib(priv); iwl_send_calib_results(priv); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index cc15e929a987..aef4f71f1981 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -157,7 +157,7 @@ int iwl_commit_rxon(struct iwl_priv *priv) IWL_ERR(priv, "Error clearing ASSOC_MSK (%d)\n", ret); return ret; } - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); ret = iwl_restore_default_wep_keys(priv); if (ret) { @@ -189,7 +189,7 @@ int iwl_commit_rxon(struct iwl_priv *priv) } IWL_DEBUG_INFO(priv, "Return from !new_assoc RXON.\n"); memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon)); - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); ret = iwl_restore_default_wep_keys(priv); if (ret) { @@ -1506,9 +1506,13 @@ static void iwl_nic_start(struct iwl_priv *priv) iwl_write32(priv, CSR_RESET, 0); } +struct iwlagn_ucode_capabilities { + u32 max_probe_length; +}; static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context); -static int iwl_mac_setup_register(struct iwl_priv *priv); +static int iwl_mac_setup_register(struct iwl_priv *priv, + struct iwlagn_ucode_capabilities *capa); static int __must_check iwl_request_firmware(struct iwl_priv *priv, bool first) { @@ -1535,6 +1539,199 @@ static int __must_check iwl_request_firmware(struct iwl_priv *priv, bool first) iwl_ucode_callback); } +struct iwlagn_firmware_pieces { + const void *inst, *data, *init, *init_data, *boot; + size_t inst_size, data_size, init_size, init_data_size, boot_size; + + u32 build; +}; + +static int iwlagn_load_legacy_firmware(struct iwl_priv *priv, + const struct firmware *ucode_raw, + struct iwlagn_firmware_pieces *pieces) +{ + struct iwl_ucode_header *ucode = (void *)ucode_raw->data; + u32 api_ver, hdr_size; + const u8 *src; + + priv->ucode_ver = le32_to_cpu(ucode->ver); + api_ver = IWL_UCODE_API(priv->ucode_ver); + + switch (api_ver) { + default: + /* + * 4965 doesn't revision the firmware file format + * along with the API version, it always uses v1 + * file format. + */ + if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != + CSR_HW_REV_TYPE_4965) { + hdr_size = 28; + if (ucode_raw->size < hdr_size) { + IWL_ERR(priv, "File size too small!\n"); + return -EINVAL; + } + pieces->build = le32_to_cpu(ucode->u.v2.build); + pieces->inst_size = le32_to_cpu(ucode->u.v2.inst_size); + pieces->data_size = le32_to_cpu(ucode->u.v2.data_size); + pieces->init_size = le32_to_cpu(ucode->u.v2.init_size); + pieces->init_data_size = le32_to_cpu(ucode->u.v2.init_data_size); + pieces->boot_size = le32_to_cpu(ucode->u.v2.boot_size); + src = ucode->u.v2.data; + break; + } + /* fall through for 4965 */ + case 0: + case 1: + case 2: + hdr_size = 24; + if (ucode_raw->size < hdr_size) { + IWL_ERR(priv, "File size too small!\n"); + return -EINVAL; + } + pieces->build = 0; + pieces->inst_size = le32_to_cpu(ucode->u.v1.inst_size); + pieces->data_size = le32_to_cpu(ucode->u.v1.data_size); + pieces->init_size = le32_to_cpu(ucode->u.v1.init_size); + pieces->init_data_size = le32_to_cpu(ucode->u.v1.init_data_size); + pieces->boot_size = le32_to_cpu(ucode->u.v1.boot_size); + src = ucode->u.v1.data; + break; + } + + /* Verify size of file vs. image size info in file's header */ + if (ucode_raw->size != hdr_size + pieces->inst_size + + pieces->data_size + pieces->init_size + + pieces->init_data_size + pieces->boot_size) { + + IWL_ERR(priv, + "uCode file size %d does not match expected size\n", + (int)ucode_raw->size); + return -EINVAL; + } + + pieces->inst = src; + src += pieces->inst_size; + pieces->data = src; + src += pieces->data_size; + pieces->init = src; + src += pieces->init_size; + pieces->init_data = src; + src += pieces->init_data_size; + pieces->boot = src; + src += pieces->boot_size; + + return 0; +} + +static int iwlagn_wanted_ucode_alternative = 1; + +static int iwlagn_load_firmware(struct iwl_priv *priv, + const struct firmware *ucode_raw, + struct iwlagn_firmware_pieces *pieces, + struct iwlagn_ucode_capabilities *capa) +{ + struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; + struct iwl_ucode_tlv *tlv; + size_t len = ucode_raw->size; + const u8 *data; + int wanted_alternative = iwlagn_wanted_ucode_alternative, tmp; + u64 alternatives; + + if (len < sizeof(*ucode)) + return -EINVAL; + + if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) + return -EINVAL; + + /* + * Check which alternatives are present, and "downgrade" + * when the chosen alternative is not present, warning + * the user when that happens. Some files may not have + * any alternatives, so don't warn in that case. + */ + alternatives = le64_to_cpu(ucode->alternatives); + tmp = wanted_alternative; + if (wanted_alternative > 63) + wanted_alternative = 63; + while (wanted_alternative && !(alternatives & BIT(wanted_alternative))) + wanted_alternative--; + if (wanted_alternative && wanted_alternative != tmp) + IWL_WARN(priv, + "uCode alternative %d not available, choosing %d\n", + tmp, wanted_alternative); + + priv->ucode_ver = le32_to_cpu(ucode->ver); + pieces->build = le32_to_cpu(ucode->build); + data = ucode->data; + + len -= sizeof(*ucode); + + while (len >= sizeof(*tlv)) { + u32 tlv_len; + enum iwl_ucode_tlv_type tlv_type; + u16 tlv_alt; + const u8 *tlv_data; + + len -= sizeof(*tlv); + tlv = (void *)data; + + tlv_len = le32_to_cpu(tlv->length); + tlv_type = le16_to_cpu(tlv->type); + tlv_alt = le16_to_cpu(tlv->alternative); + tlv_data = tlv->data; + + if (len < tlv_len) + return -EINVAL; + len -= ALIGN(tlv_len, 4); + data += sizeof(*tlv) + ALIGN(tlv_len, 4); + + /* + * Alternative 0 is always valid. + * + * Skip alternative TLVs that are not selected. + */ + if (tlv_alt != 0 && tlv_alt != wanted_alternative) + continue; + + switch (tlv_type) { + case IWL_UCODE_TLV_INST: + pieces->inst = tlv_data; + pieces->inst_size = tlv_len; + break; + case IWL_UCODE_TLV_DATA: + pieces->data = tlv_data; + pieces->data_size = tlv_len; + break; + case IWL_UCODE_TLV_INIT: + pieces->init = tlv_data; + pieces->init_size = tlv_len; + break; + case IWL_UCODE_TLV_INIT_DATA: + pieces->init_data = tlv_data; + pieces->init_data_size = tlv_len; + break; + case IWL_UCODE_TLV_BOOT: + pieces->boot = tlv_data; + pieces->boot_size = tlv_len; + break; + case IWL_UCODE_TLV_PROBE_MAX_LEN: + if (tlv_len != 4) + return -EINVAL; + capa->max_probe_length = + le32_to_cpup((__le32 *)tlv_data); + break; + default: + break; + } + } + + if (len) + return -EINVAL; + + return 0; +} + /** * iwl_ucode_callback - callback when firmware was loaded * @@ -1545,14 +1742,18 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) { struct iwl_priv *priv = context; struct iwl_ucode_header *ucode; + int err; + struct iwlagn_firmware_pieces pieces; const unsigned int api_max = priv->cfg->ucode_api_max; const unsigned int api_min = priv->cfg->ucode_api_min; - u8 *src; - size_t len; - u32 api_ver, build; - u32 inst_size, data_size, init_size, init_data_size, boot_size; - int err; - u16 eeprom_ver; + u32 api_ver; + char buildstr[25]; + u32 build; + struct iwlagn_ucode_capabilities ucode_capa = { + .max_probe_length = 200, + }; + + memset(&pieces, 0, sizeof(pieces)); if (!ucode_raw) { IWL_ERR(priv, "request for firmware file '%s' failed.\n", @@ -1563,8 +1764,8 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) IWL_DEBUG_INFO(priv, "Loaded firmware file '%s' (%zd bytes).\n", priv->firmware_name, ucode_raw->size); - /* Make sure that we got at least the v1 header! */ - if (ucode_raw->size < priv->cfg->ops->ucode->get_header_size(1)) { + /* Make sure that we got at least the API version number */ + if (ucode_raw->size < 4) { IWL_ERR(priv, "File size way too small!\n"); goto try_again; } @@ -1572,21 +1773,23 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* Data from ucode file: header followed by uCode images */ ucode = (struct iwl_ucode_header *)ucode_raw->data; - priv->ucode_ver = le32_to_cpu(ucode->ver); + if (ucode->ver) + err = iwlagn_load_legacy_firmware(priv, ucode_raw, &pieces); + else + err = iwlagn_load_firmware(priv, ucode_raw, &pieces, + &ucode_capa); + + if (err) + goto try_again; + api_ver = IWL_UCODE_API(priv->ucode_ver); - build = priv->cfg->ops->ucode->get_build(ucode, api_ver); - inst_size = priv->cfg->ops->ucode->get_inst_size(ucode, api_ver); - data_size = priv->cfg->ops->ucode->get_data_size(ucode, api_ver); - init_size = priv->cfg->ops->ucode->get_init_size(ucode, api_ver); - init_data_size = - priv->cfg->ops->ucode->get_init_data_size(ucode, api_ver); - boot_size = priv->cfg->ops->ucode->get_boot_size(ucode, api_ver); - src = priv->cfg->ops->ucode->get_data(ucode, api_ver); - - /* api_ver should match the api version forming part of the - * firmware filename ... but we don't check for that and only rely - * on the API version read from firmware header from here on forward */ + build = pieces.build; + /* + * api_ver should match the api version forming part of the + * firmware filename ... but we don't check for that and only rely + * on the API version read from firmware header from here on forward + */ if (api_ver < api_min || api_ver > api_max) { IWL_ERR(priv, "Driver unable to support your firmware API. " "Driver supports v%u, firmware is v%u.\n", @@ -1600,40 +1803,26 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) "from http://www.intellinuxwireless.org.\n", api_max, api_ver); - IWL_INFO(priv, "loaded firmware version %u.%u.%u.%u\n", - IWL_UCODE_MAJOR(priv->ucode_ver), - IWL_UCODE_MINOR(priv->ucode_ver), - IWL_UCODE_API(priv->ucode_ver), - IWL_UCODE_SERIAL(priv->ucode_ver)); + if (build) + sprintf(buildstr, " build %u", build); + else + buildstr[0] = '\0'; + + IWL_INFO(priv, "loaded firmware version %u.%u.%u.%u%s\n", + IWL_UCODE_MAJOR(priv->ucode_ver), + IWL_UCODE_MINOR(priv->ucode_ver), + IWL_UCODE_API(priv->ucode_ver), + IWL_UCODE_SERIAL(priv->ucode_ver), + buildstr); snprintf(priv->hw->wiphy->fw_version, sizeof(priv->hw->wiphy->fw_version), - "%u.%u.%u.%u", + "%u.%u.%u.%u%s", IWL_UCODE_MAJOR(priv->ucode_ver), IWL_UCODE_MINOR(priv->ucode_ver), IWL_UCODE_API(priv->ucode_ver), - IWL_UCODE_SERIAL(priv->ucode_ver)); - - if (build) - IWL_DEBUG_INFO(priv, "Build %u\n", build); - - eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); - IWL_DEBUG_INFO(priv, "NVM Type: %s, version: 0x%x\n", - (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) - ? "OTP" : "EEPROM", eeprom_ver); - - IWL_DEBUG_INFO(priv, "f/w package hdr ucode version raw = 0x%x\n", - priv->ucode_ver); - IWL_DEBUG_INFO(priv, "f/w package hdr runtime inst size = %u\n", - inst_size); - IWL_DEBUG_INFO(priv, "f/w package hdr runtime data size = %u\n", - data_size); - IWL_DEBUG_INFO(priv, "f/w package hdr init inst size = %u\n", - init_size); - IWL_DEBUG_INFO(priv, "f/w package hdr init data size = %u\n", - init_data_size); - IWL_DEBUG_INFO(priv, "f/w package hdr boot inst size = %u\n", - boot_size); + IWL_UCODE_SERIAL(priv->ucode_ver), + buildstr); /* * For any of the failures below (before allocating pci memory) @@ -1641,43 +1830,47 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) * user just got a corrupted version of the latest API. */ - /* Verify size of file vs. image size info in file's header */ - if (ucode_raw->size != - priv->cfg->ops->ucode->get_header_size(api_ver) + - inst_size + data_size + init_size + - init_data_size + boot_size) { - - IWL_DEBUG_INFO(priv, - "uCode file size %d does not match expected size\n", - (int)ucode_raw->size); - goto try_again; - } + IWL_DEBUG_INFO(priv, "f/w package hdr ucode version raw = 0x%x\n", + priv->ucode_ver); + IWL_DEBUG_INFO(priv, "f/w package hdr runtime inst size = %Zd\n", + pieces.inst_size); + IWL_DEBUG_INFO(priv, "f/w package hdr runtime data size = %Zd\n", + pieces.data_size); + IWL_DEBUG_INFO(priv, "f/w package hdr init inst size = %Zd\n", + pieces.init_size); + IWL_DEBUG_INFO(priv, "f/w package hdr init data size = %Zd\n", + pieces.init_data_size); + IWL_DEBUG_INFO(priv, "f/w package hdr boot inst size = %Zd\n", + pieces.boot_size); /* Verify that uCode images will fit in card's SRAM */ - if (inst_size > priv->hw_params.max_inst_size) { - IWL_DEBUG_INFO(priv, "uCode instr len %d too large to fit in\n", - inst_size); + if (pieces.inst_size > priv->hw_params.max_inst_size) { + IWL_ERR(priv, "uCode instr len %Zd too large to fit in\n", + pieces.inst_size); goto try_again; } - if (data_size > priv->hw_params.max_data_size) { - IWL_DEBUG_INFO(priv, "uCode data len %d too large to fit in\n", - data_size); + if (pieces.data_size > priv->hw_params.max_data_size) { + IWL_ERR(priv, "uCode data len %Zd too large to fit in\n", + pieces.data_size); goto try_again; } - if (init_size > priv->hw_params.max_inst_size) { - IWL_INFO(priv, "uCode init instr len %d too large to fit in\n", - init_size); + + if (pieces.init_size > priv->hw_params.max_inst_size) { + IWL_ERR(priv, "uCode init instr len %Zd too large to fit in\n", + pieces.init_size); goto try_again; } - if (init_data_size > priv->hw_params.max_data_size) { - IWL_INFO(priv, "uCode init data len %d too large to fit in\n", - init_data_size); + + if (pieces.init_data_size > priv->hw_params.max_data_size) { + IWL_ERR(priv, "uCode init data len %Zd too large to fit in\n", + pieces.init_data_size); goto try_again; } - if (boot_size > priv->hw_params.max_bsm_size) { - IWL_INFO(priv, "uCode boot instr len %d too large to fit in\n", - boot_size); + + if (pieces.boot_size > priv->hw_params.max_bsm_size) { + IWL_ERR(priv, "uCode boot instr len %Zd too large to fit in\n", + pieces.boot_size); goto try_again; } @@ -1686,13 +1879,13 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* Runtime instructions and 2 copies of data: * 1) unmodified from disk * 2) backup cache for save/restore during power-downs */ - priv->ucode_code.len = inst_size; + priv->ucode_code.len = pieces.inst_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_code); - priv->ucode_data.len = data_size; + priv->ucode_data.len = pieces.data_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_data); - priv->ucode_data_backup.len = data_size; + priv->ucode_data_backup.len = pieces.data_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_data_backup); if (!priv->ucode_code.v_addr || !priv->ucode_data.v_addr || @@ -1700,11 +1893,11 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) goto err_pci_alloc; /* Initialization instructions and data */ - if (init_size && init_data_size) { - priv->ucode_init.len = init_size; + if (pieces.init_size && pieces.init_data_size) { + priv->ucode_init.len = pieces.init_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_init); - priv->ucode_init_data.len = init_data_size; + priv->ucode_init_data.len = pieces.init_data_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_init_data); if (!priv->ucode_init.v_addr || !priv->ucode_init_data.v_addr) @@ -1712,8 +1905,8 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) } /* Bootstrap (instructions only, no data) */ - if (boot_size) { - priv->ucode_boot.len = boot_size; + if (pieces.boot_size) { + priv->ucode_boot.len = pieces.boot_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_boot); if (!priv->ucode_boot.v_addr) @@ -1723,51 +1916,48 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* Copy images into buffers for card's bus-master reads ... */ /* Runtime instructions (first block of data in file) */ - len = inst_size; - IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode instr len %Zd\n", len); - memcpy(priv->ucode_code.v_addr, src, len); - src += len; + IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode instr len %Zd\n", + pieces.inst_size); + memcpy(priv->ucode_code.v_addr, pieces.inst, pieces.inst_size); IWL_DEBUG_INFO(priv, "uCode instr buf vaddr = 0x%p, paddr = 0x%08x\n", priv->ucode_code.v_addr, (u32)priv->ucode_code.p_addr); - /* Runtime data (2nd block) - * NOTE: Copy into backup buffer will be done in iwl_up() */ - len = data_size; - IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode data len %Zd\n", len); - memcpy(priv->ucode_data.v_addr, src, len); - memcpy(priv->ucode_data_backup.v_addr, src, len); - src += len; - - /* Initialization instructions (3rd block) */ - if (init_size) { - len = init_size; + /* + * Runtime data + * NOTE: Copy into backup buffer will be done in iwl_up() + */ + IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode data len %Zd\n", + pieces.data_size); + memcpy(priv->ucode_data.v_addr, pieces.data, pieces.data_size); + memcpy(priv->ucode_data_backup.v_addr, pieces.data, pieces.data_size); + + /* Initialization instructions */ + if (pieces.init_size) { IWL_DEBUG_INFO(priv, "Copying (but not loading) init instr len %Zd\n", - len); - memcpy(priv->ucode_init.v_addr, src, len); - src += len; + pieces.init_size); + memcpy(priv->ucode_init.v_addr, pieces.init, pieces.init_size); } - /* Initialization data (4th block) */ - if (init_data_size) { - len = init_data_size; + /* Initialization data */ + if (pieces.init_data_size) { IWL_DEBUG_INFO(priv, "Copying (but not loading) init data len %Zd\n", - len); - memcpy(priv->ucode_init_data.v_addr, src, len); - src += len; + pieces.init_data_size); + memcpy(priv->ucode_init_data.v_addr, pieces.init_data, + pieces.init_data_size); } - /* Bootstrap instructions (5th block) */ - len = boot_size; - IWL_DEBUG_INFO(priv, "Copying (but not loading) boot instr len %Zd\n", len); - memcpy(priv->ucode_boot.v_addr, src, len); + /* Bootstrap instructions */ + IWL_DEBUG_INFO(priv, "Copying (but not loading) boot instr len %Zd\n", + pieces.boot_size); + memcpy(priv->ucode_boot.v_addr, pieces.boot, pieces.boot_size); /************************************************** * This is still part of probe() in a sense... * * 9. Setup and register with mac80211 and debugfs **************************************************/ - err = iwl_mac_setup_register(priv); + err = iwl_mac_setup_register(priv, &ucode_capa); if (err) goto out_unbind; @@ -1777,6 +1967,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* We have our copies now, allow OS release its copies */ release_firmware(ucode_raw); + complete(&priv->_agn.firmware_loading_complete); return; try_again: @@ -1790,6 +1981,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) IWL_ERR(priv, "failed to allocate pci memory\n"); iwl_dealloc_ucode_pci(priv); out_unbind: + complete(&priv->_agn.firmware_loading_complete); device_release_driver(&priv->pci_dev->dev); release_firmware(ucode_raw); } @@ -2165,7 +2357,7 @@ static void iwl_alive_start(struct iwl_priv *priv) active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK; } else { /* Initialize our rx_config data */ - iwl_connection_init_rx_config(priv, priv->iw_mode); + iwl_connection_init_rx_config(priv, NULL); if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); @@ -2212,7 +2404,9 @@ static void __iwl_down(struct iwl_priv *priv) if (!exit_pending) set_bit(STATUS_EXIT_PENDING, &priv->status); - iwl_clear_ucode_stations(priv, true); + iwl_clear_ucode_stations(priv); + iwl_dealloc_bcast_station(priv); + iwl_clear_driver_stations(priv); /* Unblock any waiting calls */ wake_up_interruptible_all(&priv->wait_command_queue); @@ -2359,6 +2553,10 @@ static int __iwl_up(struct iwl_priv *priv) return -EIO; } + ret = iwl_alloc_bcast_station(priv, true); + if (ret) + return ret; + iwl_prepare_card_hw(priv); if (!priv->hw_ready) { @@ -2537,12 +2735,15 @@ static void iwl_bg_rx_replenish(struct work_struct *data) #define IWL_DELAY_NEXT_SCAN (HZ*2) -void iwl_post_associate(struct iwl_priv *priv) +void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif) { struct ieee80211_conf *conf = NULL; int ret = 0; - if (priv->iw_mode == NL80211_IFTYPE_AP) { + if (!vif || !priv->is_open) + return; + + if (vif->type == NL80211_IFTYPE_AP) { IWL_ERR(priv, "%s Should not be called in AP mode\n", __func__); return; } @@ -2550,10 +2751,6 @@ void iwl_post_associate(struct iwl_priv *priv) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - - if (!priv->vif || !priv->is_open) - return; - iwl_scan_cancel_timeout(priv, 200); conf = ieee80211_get_hw_conf(priv->hw); @@ -2561,7 +2758,7 @@ void iwl_post_associate(struct iwl_priv *priv) priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; iwlcore_commit_rxon(priv); - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); ret = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); if (ret) @@ -2575,49 +2772,41 @@ void iwl_post_associate(struct iwl_priv *priv) if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); + priv->staging_rxon.assoc_id = cpu_to_le16(vif->bss_conf.aid); IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n", - priv->assoc_id, priv->beacon_int); + vif->bss_conf.aid, vif->bss_conf.beacon_int); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + if (vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - } iwlcore_commit_rxon(priv); IWL_DEBUG_ASSOC(priv, "Associated as %d to: %pM\n", - priv->assoc_id, priv->active_rxon.bssid_addr); + vif->bss_conf.aid, priv->active_rxon.bssid_addr); - switch (priv->iw_mode) { + switch (vif->type) { case NL80211_IFTYPE_STATION: break; - case NL80211_IFTYPE_ADHOC: - - /* assume default assoc id */ - priv->assoc_id = 1; - - iwl_add_local_station(priv, priv->bssid, true); iwl_send_beacon_cmd(priv); - break; - default: IWL_ERR(priv, "%s Should not be called in %d mode\n", - __func__, priv->iw_mode); + __func__, vif->type); break; } @@ -2645,7 +2834,8 @@ void iwl_post_associate(struct iwl_priv *priv) * Not a mac80211 entry point function, but it fits in with all the * other mac80211 functions grouped here. */ -static int iwl_mac_setup_register(struct iwl_priv *priv) +static int iwl_mac_setup_register(struct iwl_priv *priv, + struct iwlagn_ucode_capabilities *capa) { int ret; struct ieee80211_hw *hw = priv->hw; @@ -2665,6 +2855,8 @@ static int iwl_mac_setup_register(struct iwl_priv *priv) IEEE80211_HW_SUPPORTS_STATIC_SMPS; hw->sta_data_size = sizeof(struct iwl_station_priv); + hw->vif_data_size = sizeof(struct iwl_vif_priv); + hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); @@ -2680,7 +2872,7 @@ static int iwl_mac_setup_register(struct iwl_priv *priv) hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX; /* we create the 802.11 header and a zero-length SSID element */ - hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2; + hw->wiphy->max_scan_ie_len = capa->max_probe_length - 24 - 2; /* Default value; 4 EDCA QOS priorities */ hw->queues = 4; @@ -2793,7 +2985,7 @@ static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) return NETDEV_TX_OK; } -void iwl_config_ap(struct iwl_priv *priv) +void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif) { int ret = 0; @@ -2808,7 +3000,7 @@ void iwl_config_ap(struct iwl_priv *priv) iwlcore_commit_rxon(priv); /* RXON Timing */ - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); ret = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); if (ret) @@ -2822,9 +3014,10 @@ void iwl_config_ap(struct iwl_priv *priv) if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); - /* FIXME: what should be the assoc_id for AP? */ - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + priv->staging_rxon.assoc_id = 0; + + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else @@ -2832,22 +3025,21 @@ void iwl_config_ap(struct iwl_priv *priv) ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & - WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; } /* restore RXON assoc */ priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; iwlcore_commit_rxon(priv); - iwl_add_bcast_station(priv); } iwl_send_beacon_cmd(priv); @@ -2866,8 +3058,7 @@ static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw, struct iwl_priv *priv = hw->priv; IWL_DEBUG_MAC80211(priv, "enter\n"); - iwl_update_tkip_key(priv, keyconf, - sta ? sta->addr : iwl_bcast_addr, + iwl_update_tkip_key(priv, keyconf, sta, iv32, phase1key); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -2879,7 +3070,6 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_key_conf *key) { struct iwl_priv *priv = hw->priv; - const u8 *addr; int ret; u8 sta_id; bool is_default_wep_key = false; @@ -2890,13 +3080,17 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, IWL_DEBUG_MAC80211(priv, "leave - hwcrypto disabled\n"); return -EOPNOTSUPP; } - addr = sta ? sta->addr : iwl_bcast_addr; - sta_id = iwl_find_station(priv, addr); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", - addr); - return -EINVAL; + if (sta) { + sta_id = iwl_sta_id(sta); + + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", + sta->addr); + return -EINVAL; + } + } else { + sta_id = priv->hw_params.bcast_sta_id; } mutex_lock(&priv->mutex); @@ -2945,8 +3139,8 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn) + enum ieee80211_ampdu_mlme_action action, + struct ieee80211_sta *sta, u16 tid, u16 *ssn) { struct iwl_priv *priv = hw->priv; int ret; @@ -2960,17 +3154,17 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, switch (action) { case IEEE80211_AMPDU_RX_START: IWL_DEBUG_HT(priv, "start Rx\n"); - return iwl_sta_rx_agg_start(priv, sta->addr, tid, *ssn); + return iwl_sta_rx_agg_start(priv, sta, tid, *ssn); case IEEE80211_AMPDU_RX_STOP: IWL_DEBUG_HT(priv, "stop Rx\n"); - ret = iwl_sta_rx_agg_stop(priv, sta->addr, tid); + ret = iwl_sta_rx_agg_stop(priv, sta, tid); if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return 0; else return ret; case IEEE80211_AMPDU_TX_START: IWL_DEBUG_HT(priv, "start Tx\n"); - ret = iwlagn_tx_agg_start(priv, sta->addr, tid, ssn); + ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn); if (ret == 0) { priv->_agn.agg_tids_count++; IWL_DEBUG_HT(priv, "priv->_agn.agg_tids_count = %u\n", @@ -2979,7 +3173,7 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, return ret; case IEEE80211_AMPDU_TX_STOP: IWL_DEBUG_HT(priv, "stop Tx\n"); - ret = iwlagn_tx_agg_stop(priv, sta->addr, tid); + ret = iwlagn_tx_agg_stop(priv, vif, sta, tid); if ((ret == 0) && (priv->_agn.agg_tids_count > 0)) { priv->_agn.agg_tids_count--; IWL_DEBUG_HT(priv, "priv->_agn.agg_tids_count = %u\n", @@ -3021,7 +3215,7 @@ static void iwl_mac_sta_notify(struct ieee80211_hw *hw, if (!sta_priv->asleep) break; sta_priv->asleep = false; - sta_id = iwl_find_station(priv, sta->addr); + sta_id = iwl_sta_id(sta); if (sta_id != IWL_INVALID_STATION) iwl_sta_modify_ps_wake(priv, sta_id); break; @@ -3036,10 +3230,12 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw, { struct iwl_priv *priv = hw->priv; struct iwl_station_priv *sta_priv = (void *)sta->drv_priv; - bool is_ap = priv->iw_mode == NL80211_IFTYPE_STATION; + bool is_ap = vif->type == NL80211_IFTYPE_STATION; int ret; u8 sta_id; + sta_priv->common.sta_id = IWL_INVALID_STATION; + IWL_DEBUG_INFO(priv, "received request to add station %pM\n", sta->addr); @@ -3056,12 +3252,14 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw, return ret; } + sta_priv->common.sta_id = sta_id; + /* Initialize rate scaling */ IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n", sta->addr); iwl_rs_rate_init(priv, sta, sta_id); - return ret; + return 0; } /***************************************************************************** @@ -3586,6 +3784,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) iwl_power_initialize(priv); iwl_tt_initialize(priv); + init_completion(&priv->_agn.firmware_loading_complete); + err = iwl_request_firmware(priv, true); if (err) goto out_remove_sysfs; @@ -3626,6 +3826,8 @@ static void __devexit iwl_pci_remove(struct pci_dev *pdev) if (!priv) return; + wait_for_completion(&priv->_agn.firmware_loading_complete); + IWL_DEBUG_INFO(priv, "*** UNLOAD DRIVER ***\n"); iwl_dbgfs_unregister(priv); @@ -3783,11 +3985,10 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = { {IWL_PCI_DEVICE(0x4239, 0x1311, iwl6000i_2agn_cfg)}, {IWL_PCI_DEVICE(0x4239, 0x1316, iwl6000i_2abg_cfg)}, -/* 6x00 Series Gen2 */ - {IWL_PCI_DEVICE(0x0082, 0x1201, iwl6000g2_2agn_cfg)}, - {IWL_PCI_DEVICE(0x0082, 0x1301, iwl6000g2_2agn_cfg)}, - {IWL_PCI_DEVICE(0x0082, 0x1321, iwl6000g2_2agn_cfg)}, - {IWL_PCI_DEVICE(0x0085, 0x1311, iwl6000g2_2agn_cfg)}, +/* 6x00 Series Gen2a */ + {IWL_PCI_DEVICE(0x0082, 0x1201, iwl6000g2a_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0085, 0x1211, iwl6000g2a_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1221, iwl6000g2a_2agn_cfg)}, /* 6x50 WiFi/WiMax Series */ {IWL_PCI_DEVICE(0x0087, 0x1301, iwl6050_2agn_cfg)}, @@ -3900,3 +4101,8 @@ MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); module_param_named( disable_hw_scan, iwlagn_mod_params.disable_hw_scan, int, S_IRUGO); MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)"); + +module_param_named(ucode_alternative, iwlagn_wanted_ucode_alternative, int, + S_IRUGO); +MODULE_PARM_DESC(ucode_alternative, + "specify ucode alternative to use from ucode file"); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index cfee9994383e..2d748053358e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -66,7 +66,6 @@ #include "iwl-dev.h" extern struct iwl_mod_params iwlagn_mod_params; -extern struct iwl_ucode_ops iwlagn_ucode; extern struct iwl_hcmd_ops iwlagn_hcmd; extern struct iwl_hcmd_utils_ops iwlagn_hcmd_utils; @@ -136,9 +135,10 @@ void iwlagn_rx_reply_rx_phy(struct iwl_priv *priv, void iwlagn_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags, struct ieee80211_tx_info *info); int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb); -int iwlagn_tx_agg_start(struct iwl_priv *priv, - const u8 *ra, u16 tid, u16 *ssn); -int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid); +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_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid); int iwlagn_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id); void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, @@ -172,6 +172,10 @@ static inline bool iwl_is_tx_success(u32 status) } /* scan */ -void iwlagn_request_scan(struct iwl_priv *priv); +void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif); + +/* station mgmt */ +int iwlagn_manage_ibss_station(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add); #endif /* __iwl_agn_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index 0086019b7a15..9aab020c474b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -2668,7 +2668,6 @@ struct iwl_ssid_ie { #define IWL_GOOD_CRC_TH_NEVER cpu_to_le16(0xffff) #define IWL_MAX_SCAN_SIZE 1024 #define IWL_MAX_CMD_SIZE 4096 -#define IWL_MAX_PROBE_REQUEST 200 /* * REPLY_SCAN_CMD = 0x80 (command) @@ -3128,6 +3127,11 @@ struct statistics_tx { __le32 cts_timeout_collision; __le32 ack_or_ba_timeout_collision; struct statistics_tx_non_phy_agg agg; + /* + * "tx_power" are optional parameters provided by uCode, + * 6000 series is the only device provide the information, + * Those are reserved fields for all the other devices + */ struct statistics_tx_power tx_power; __le32 reserved1; } __attribute__ ((packed)); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 87eb89f000f5..5a7eca8fb789 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -68,37 +68,6 @@ static bool bt_coex_active = true; module_param(bt_coex_active, bool, S_IRUGO); MODULE_PARM_DESC(bt_coex_active, "enable wifi/bluetooth co-exist"); -static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = { - {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP, - 0, COEX_UNASSOC_IDLE_FLAGS}, - {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP, - 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS}, - {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP, - 0, COEX_UNASSOC_AUTO_SCAN_FLAGS}, - {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP, - 0, COEX_CALIBRATION_FLAGS}, - {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP, - 0, COEX_PERIODIC_CALIBRATION_FLAGS}, - {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP, - 0, COEX_CONNECTION_ESTAB_FLAGS}, - {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP, - 0, COEX_ASSOCIATED_IDLE_FLAGS}, - {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP, - 0, COEX_ASSOC_MANUAL_SCAN_FLAGS}, - {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP, - 0, COEX_ASSOC_AUTO_SCAN_FLAGS}, - {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP, - 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS}, - {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS}, - {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS}, - {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP, - 0, COEX_STAND_ALONE_DEBUG_FLAGS}, - {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP, - 0, COEX_IPAN_ASSOC_LEVEL_FLAGS}, - {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS}, - {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS} -}; - #define IWL_DECLARE_RATE_INFO(r, s, ip, in, rp, rn, pp, np) \ [IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \ IWL_RATE_SISO_##s##M_PLCP, \ @@ -512,7 +481,7 @@ static u16 iwl_adjust_beacon_interval(u16 beacon_val, u16 max_beacon_val) return new_val; } -void iwl_setup_rxon_timing(struct iwl_priv *priv) +void iwl_setup_rxon_timing(struct iwl_priv *priv, struct ieee80211_vif *vif) { u64 tsf; s32 interval_tm, rem; @@ -526,15 +495,14 @@ void iwl_setup_rxon_timing(struct iwl_priv *priv) priv->rxon_timing.timestamp = cpu_to_le64(priv->timestamp); priv->rxon_timing.listen_interval = cpu_to_le16(conf->listen_interval); - if (priv->iw_mode == NL80211_IFTYPE_STATION) { - beacon_int = priv->beacon_int; - priv->rxon_timing.atim_window = 0; - } else { - beacon_int = priv->vif->bss_conf.beacon_int; + beacon_int = vif->bss_conf.beacon_int; + if (vif->type == NL80211_IFTYPE_ADHOC) { /* TODO: we need to get atim_window from upper stack * for now we set to 0 */ priv->rxon_timing.atim_window = 0; + } else { + priv->rxon_timing.atim_window = 0; } beacon_int = iwl_adjust_beacon_interval(beacon_int, @@ -925,8 +893,9 @@ int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch) } EXPORT_SYMBOL(iwl_set_rxon_channel); -void iwl_set_flags_for_band(struct iwl_priv *priv, - enum ieee80211_band band) +static void iwl_set_flags_for_band(struct iwl_priv *priv, + enum ieee80211_band band, + struct ieee80211_vif *vif) { if (band == IEEE80211_BAND_5GHZ) { priv->staging_rxon.flags &= @@ -935,12 +904,12 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; } else { /* Copied from iwl_post_associate() */ - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif && vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif && vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; priv->staging_rxon.flags |= RXON_FLG_BAND_24G_MSK; @@ -952,13 +921,18 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, /* * initialize rxon structure with default values from eeprom */ -void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) +void iwl_connection_init_rx_config(struct iwl_priv *priv, + struct ieee80211_vif *vif) { const struct iwl_channel_info *ch_info; + enum nl80211_iftype type = NL80211_IFTYPE_STATION; + + if (vif) + type = vif->type; memset(&priv->staging_rxon, 0, sizeof(priv->staging_rxon)); - switch (mode) { + switch (type) { case NL80211_IFTYPE_AP: priv->staging_rxon.dev_type = RXON_DEV_TYPE_AP; break; @@ -976,7 +950,7 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) break; default: - IWL_ERR(priv, "Unsupported interface type %d\n", mode); + IWL_ERR(priv, "Unsupported interface type %d\n", type); break; } @@ -998,7 +972,7 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) priv->staging_rxon.channel = cpu_to_le16(ch_info->channel); priv->band = ch_info->band; - iwl_set_flags_for_band(priv, priv->band); + iwl_set_flags_for_band(priv, priv->band, vif); priv->staging_rxon.ofdm_basic_rates = (IWL_OFDM_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF; @@ -1099,6 +1073,9 @@ void iwl_irq_handle_error(struct iwl_priv *priv) /* Cancel currently queued command. */ clear_bit(STATUS_HCMD_ACTIVE, &priv->status); + IWL_ERR(priv, "Loaded firmware version: %s\n", + priv->hw->wiphy->fw_version); + priv->cfg->ops->lib->dump_nic_error_log(priv); if (priv->cfg->ops->lib->dump_csr) priv->cfg->ops->lib->dump_csr(priv); @@ -1285,41 +1262,33 @@ void iwl_configure_filter(struct ieee80211_hw *hw, u64 multicast) { struct iwl_priv *priv = hw->priv; - __le32 *filter_flags = &priv->staging_rxon.filter_flags; + __le32 filter_or = 0, filter_nand = 0; + +#define CHK(test, flag) do { \ + if (*total_flags & (test)) \ + filter_or |= (flag); \ + else \ + filter_nand |= (flag); \ + } while (0) IWL_DEBUG_MAC80211(priv, "Enter: changed: 0x%x, total: 0x%x\n", changed_flags, *total_flags); - if (changed_flags & (FIF_OTHER_BSS | FIF_PROMISC_IN_BSS)) { - if (*total_flags & (FIF_OTHER_BSS | FIF_PROMISC_IN_BSS)) - *filter_flags |= RXON_FILTER_PROMISC_MSK; - else - *filter_flags &= ~RXON_FILTER_PROMISC_MSK; - } - if (changed_flags & FIF_ALLMULTI) { - if (*total_flags & FIF_ALLMULTI) - *filter_flags |= RXON_FILTER_ACCEPT_GRP_MSK; - else - *filter_flags &= ~RXON_FILTER_ACCEPT_GRP_MSK; - } - if (changed_flags & FIF_CONTROL) { - if (*total_flags & FIF_CONTROL) - *filter_flags |= RXON_FILTER_CTL2HOST_MSK; - else - *filter_flags &= ~RXON_FILTER_CTL2HOST_MSK; - } - if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { - if (*total_flags & FIF_BCN_PRBRESP_PROMISC) - *filter_flags |= RXON_FILTER_BCON_AWARE_MSK; - else - *filter_flags &= ~RXON_FILTER_BCON_AWARE_MSK; - } + CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK); + CHK(FIF_ALLMULTI, RXON_FILTER_ACCEPT_GRP_MSK); + CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK); + CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK); - /* We avoid iwl_commit_rxon here to commit the new filter flags - * since mac80211 will call ieee80211_hw_config immediately. - * (mc_list is not supported at this time). Otherwise, we need to - * queue a background iwl_commit_rxon work. - */ +#undef CHK + + mutex_lock(&priv->mutex); + + priv->staging_rxon.filter_flags &= ~filter_nand; + priv->staging_rxon.filter_flags |= filter_or; + + iwlcore_commit_rxon(priv); + + mutex_unlock(&priv->mutex); *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS | FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL; @@ -1771,10 +1740,11 @@ int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue, EXPORT_SYMBOL(iwl_mac_conf_tx); static void iwl_ht_conf(struct iwl_priv *priv, - struct ieee80211_bss_conf *bss_conf) + struct ieee80211_vif *vif) { struct iwl_ht_config *ht_conf = &priv->current_ht_config; struct ieee80211_sta *sta; + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; IWL_DEBUG_MAC80211(priv, "enter:\n"); @@ -1788,10 +1758,10 @@ static void iwl_ht_conf(struct iwl_priv *priv, ht_conf->single_chain_sufficient = false; - switch (priv->iw_mode) { + switch (vif->type) { case NL80211_IFTYPE_STATION: rcu_read_lock(); - sta = ieee80211_find_sta(priv->vif, priv->bssid); + sta = ieee80211_find_sta(vif, bss_conf->bssid); if (sta) { struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; int maxstreams; @@ -1829,7 +1799,6 @@ static void iwl_ht_conf(struct iwl_priv *priv, static inline void iwl_set_no_assoc(struct iwl_priv *priv) { - priv->assoc_id = 0; iwl_led_disassociate(priv); /* * inform the ucode that there is no longer an @@ -1857,14 +1826,12 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (changes & BSS_CHANGED_BEACON && - priv->iw_mode == NL80211_IFTYPE_AP) { + if (changes & BSS_CHANGED_BEACON && vif->type == NL80211_IFTYPE_AP) { dev_kfree_skb(priv->ibss_beacon); priv->ibss_beacon = ieee80211_beacon_get(hw, vif); } if (changes & BSS_CHANGED_BEACON_INT) { - priv->beacon_int = bss_conf->beacon_int; /* TODO: in AP mode, do something to make this take effect */ } @@ -1884,8 +1851,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, } /* mac80211 only sets assoc when in STATION mode */ - if (priv->iw_mode == NL80211_IFTYPE_ADHOC || - bss_conf->assoc) { + if (vif->type == NL80211_IFTYPE_ADHOC || bss_conf->assoc) { memcpy(priv->staging_rxon.bssid_addr, bss_conf->bssid, ETH_ALEN); @@ -1903,7 +1869,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, * mac80211 decides to do both changes at once because * it will invoke post_associate. */ - if (priv->iw_mode == NL80211_IFTYPE_ADHOC && + if (vif->type == NL80211_IFTYPE_ADHOC && changes & BSS_CHANGED_BEACON) { struct sk_buff *beacon = ieee80211_beacon_get(hw, vif); @@ -1946,7 +1912,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, } if (changes & BSS_CHANGED_HT) { - iwl_ht_conf(priv, bss_conf); + iwl_ht_conf(priv, vif); if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); @@ -1955,20 +1921,17 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, if (changes & BSS_CHANGED_ASSOC) { IWL_DEBUG_MAC80211(priv, "ASSOC %d\n", bss_conf->assoc); if (bss_conf->assoc) { - priv->assoc_id = bss_conf->aid; - priv->beacon_int = bss_conf->beacon_int; priv->timestamp = bss_conf->timestamp; - priv->assoc_capability = bss_conf->assoc_capability; iwl_led_associate(priv); if (!iwl_is_rfkill(priv)) - priv->cfg->ops->lib->post_associate(priv); + priv->cfg->ops->lib->post_associate(priv, vif); } else iwl_set_no_assoc(priv); } - if (changes && iwl_is_associated(priv) && priv->assoc_id) { + if (changes && iwl_is_associated(priv) && bss_conf->aid) { IWL_DEBUG_MAC80211(priv, "Changes (%#x) while associated\n", changes); ret = iwl_send_rxon_assoc(priv); @@ -1985,11 +1948,20 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, memcpy(priv->staging_rxon.bssid_addr, bss_conf->bssid, ETH_ALEN); memcpy(priv->bssid, bss_conf->bssid, ETH_ALEN); - iwlcore_config_ap(priv); + iwlcore_config_ap(priv, vif); } else iwl_set_no_assoc(priv); } + if (changes & BSS_CHANGED_IBSS) { + ret = priv->cfg->ops->lib->manage_ibss_station(priv, vif, + bss_conf->ibss_joined); + if (ret) + IWL_ERR(priv, "failed to %s IBSS station %pM\n", + bss_conf->ibss_joined ? "add" : "remove", + bss_conf->bssid); + } + mutex_unlock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -2016,14 +1988,13 @@ int iwl_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb) priv->ibss_beacon = skb; - priv->assoc_id = 0; timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp; priv->timestamp = le64_to_cpu(timestamp); IWL_DEBUG_MAC80211(priv, "leave\n"); spin_unlock_irqrestore(&priv->lock, flags); - priv->cfg->ops->lib->post_associate(priv); + priv->cfg->ops->lib->post_associate(priv, priv->vif); return 0; } @@ -2031,7 +2002,7 @@ EXPORT_SYMBOL(iwl_mac_beacon_update); static int iwl_set_mode(struct iwl_priv *priv, struct ieee80211_vif *vif) { - iwl_connection_init_rx_config(priv, vif->type); + iwl_connection_init_rx_config(priv, vif); if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); @@ -2071,9 +2042,6 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) if (err) goto out_err; - /* Add the broadcast address so we can send broadcast frames */ - priv->cfg->ops->lib->add_bcast_station(priv); - goto out; out_err: @@ -2096,8 +2064,6 @@ void iwl_mac_remove_interface(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - iwl_clear_ucode_stations(priv, true); - if (iwl_is_ready_rf(priv)) { iwl_scan_cancel_timeout(priv, 100); priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; @@ -2203,7 +2169,7 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed) iwl_set_rxon_channel(priv, conf->channel); iwl_set_rxon_ht(priv, ht_conf); - iwl_set_flags_for_band(priv, conf->channel->band); + iwl_set_flags_for_band(priv, conf->channel->band, priv->vif); spin_unlock_irqrestore(&priv->lock, flags); if (iwl_is_associated(priv) && (le16_to_cpu(priv->active_rxon.channel) != ch) && @@ -2286,8 +2252,6 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw) spin_unlock_irqrestore(&priv->lock, flags); spin_lock_irqsave(&priv->lock, flags); - priv->assoc_id = 0; - priv->assoc_capability = 0; /* new association get rid of ibss beacon skb */ if (priv->ibss_beacon) @@ -2295,7 +2259,6 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw) priv->ibss_beacon = NULL; - priv->beacon_int = priv->vif->bss_conf.beacon_int; priv->timestamp = 0; spin_unlock_irqrestore(&priv->lock, flags); @@ -2342,34 +2305,6 @@ void iwl_free_txq_mem(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_free_txq_mem); -int iwl_send_wimax_coex(struct iwl_priv *priv) -{ - struct iwl_wimax_coex_cmd coex_cmd; - - if (priv->cfg->support_wimax_coexist) { - /* UnMask wake up src at associated sleep */ - coex_cmd.flags = COEX_FLAGS_ASSOC_WA_UNMASK_MSK; - - /* UnMask wake up src at unassociated sleep */ - coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK; - memcpy(coex_cmd.sta_prio, cu_priorities, - sizeof(struct iwl_wimax_coex_event_entry) * - COEX_NUM_OF_EVENTS); - - /* enabling the coexistence feature */ - coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK; - - /* enabling the priorities tables */ - coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK; - } else { - /* coexistence is disabled */ - memset(&coex_cmd, 0, sizeof(coex_cmd)); - } - return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD, - sizeof(coex_cmd), &coex_cmd); -} -EXPORT_SYMBOL(iwl_send_wimax_coex); - #ifdef CONFIG_IWLWIFI_DEBUGFS #define IWL_TRAFFIC_DUMP_SIZE (IWL_TRAFFIC_ENTRY_SIZE * IWL_TRAFFIC_ENTRIES) diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 727360944859..7e5a5ba41fd2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -106,7 +106,7 @@ struct iwl_hcmd_utils_ops { __le32 *tx_flags); int (*calc_rssi)(struct iwl_priv *priv, struct iwl_rx_phy_res *rx_resp); - void (*request_scan)(struct iwl_priv *priv); + void (*request_scan)(struct iwl_priv *priv, struct ieee80211_vif *vif); }; struct iwl_apm_ops { @@ -131,17 +131,6 @@ struct iwl_temp_ops { void (*set_calib_version)(struct iwl_priv *priv); }; -struct iwl_ucode_ops { - u32 (*get_header_size)(u32); - u32 (*get_build)(const struct iwl_ucode_header *, u32); - u32 (*get_inst_size)(const struct iwl_ucode_header *, u32); - u32 (*get_data_size)(const struct iwl_ucode_header *, u32); - u32 (*get_init_size)(const struct iwl_ucode_header *, u32); - u32 (*get_init_data_size)(const struct iwl_ucode_header *, u32); - u32 (*get_boot_size)(const struct iwl_ucode_header *, u32); - u8 * (*get_data)(const struct iwl_ucode_header *, u32); -}; - struct iwl_lib_ops { /* set hw dependent parameters */ int (*set_hw_params)(struct iwl_priv *priv); @@ -191,8 +180,9 @@ struct iwl_lib_ops { /* power */ int (*send_tx_power) (struct iwl_priv *priv); void (*update_chain_flags)(struct iwl_priv *priv); - void (*post_associate) (struct iwl_priv *priv); - void (*config_ap) (struct iwl_priv *priv); + void (*post_associate)(struct iwl_priv *priv, + struct ieee80211_vif *vif); + void (*config_ap)(struct iwl_priv *priv, struct ieee80211_vif *vif); irqreturn_t (*isr) (int irq, void *data); /* eeprom operations (as defined in iwl-eeprom.h) */ @@ -201,7 +191,8 @@ struct iwl_lib_ops { /* temperature */ struct iwl_temp_ops temp_ops; /* station management */ - void (*add_bcast_station)(struct iwl_priv *priv); + int (*manage_ibss_station)(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add); /* recover from tx queue stall */ void (*recover_from_tx_stall)(unsigned long data); /* check for plcp health */ @@ -220,7 +211,6 @@ struct iwl_led_ops { }; struct iwl_ops { - const struct iwl_ucode_ops *ucode; const struct iwl_lib_ops *lib; const struct iwl_hcmd_ops *hcmd; const struct iwl_hcmd_utils_ops *utils; @@ -257,6 +247,18 @@ struct iwl_mod_params { * @support_wimax_coexist: support wimax/wifi co-exist * @plcp_delta_threshold: plcp error rate threshold used to trigger * radio tuning when there is a high receiving plcp error rate + * @chain_noise_scale: default chain noise scale used for gain computation + * @monitor_recover_period: default timer used to check stuck queues + * @temperature_kelvin: temperature report by uCode in kelvin + * @max_event_log_size: size of event log buffer size for ucode event logging + * @tx_power_by_driver: tx power calibration performed by driver + * instead of uCode + * @ucode_tracing: support ucode continuous tracing + * @sensitivity_calib_by_driver: driver has the capability to perform + * sensitivity calibration operation + * @chain_noise_calib_by_driver: driver has the capability to perform + * chain noise calibration operation + * @scan_antennas: available antenna for scan operation * * We enable the driver to be backward compatible wrt API version. The * driver specifies which APIs it supports (with @ucode_api_max being the @@ -319,6 +321,10 @@ struct iwl_cfg { u32 monitor_recover_period; bool temperature_kelvin; u32 max_event_log_size; + const bool tx_power_by_driver; + const bool ucode_tracing; + const bool sensitivity_calib_by_driver; + const bool chain_noise_calib_by_driver; u8 scan_antennas[IEEE80211_NUM_BANDS]; }; @@ -340,8 +346,8 @@ int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch); void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf); u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv, struct ieee80211_sta_ht_cap *sta_ht_inf); -void iwl_set_flags_for_band(struct iwl_priv *priv, enum ieee80211_band band); -void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode); +void iwl_connection_init_rx_config(struct iwl_priv *priv, + struct ieee80211_vif *vif); int iwl_set_decrypted_flag(struct iwl_priv *priv, struct ieee80211_hdr *hdr, u32 decrypt_res, @@ -351,7 +357,7 @@ void iwl_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, unsigned int *total_flags, u64 multicast); int iwl_set_hw_params(struct iwl_priv *priv); -void iwl_post_associate(struct iwl_priv *priv); +void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif); void iwl_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, @@ -363,13 +369,12 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, void iwl_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif); int iwl_mac_config(struct ieee80211_hw *hw, u32 changed); -void iwl_config_ap(struct iwl_priv *priv); +void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif); void iwl_mac_reset_tsf(struct ieee80211_hw *hw); int iwl_alloc_txq_mem(struct iwl_priv *priv); void iwl_free_txq_mem(struct iwl_priv *priv); void iwlcore_rts_tx_cmd_flag(struct ieee80211_tx_info *info, __le32 *tx_flags); -int iwl_send_wimax_coex(struct iwl_priv *priv); #ifdef CONFIG_IWLWIFI_DEBUGFS int iwl_alloc_traffic_mem(struct iwl_priv *priv); void iwl_free_traffic_mem(struct iwl_priv *priv); @@ -448,6 +453,8 @@ bool iwl_good_plcp_health(struct iwl_priv *priv, struct iwl_rx_packet *pkt); bool iwl_good_ack_health(struct iwl_priv *priv, struct iwl_rx_packet *pkt); +void iwl_recover_from_statistics(struct iwl_priv *priv, + struct iwl_rx_packet *pkt); void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); void iwl_reply_statistics(struct iwl_priv *priv, @@ -515,6 +522,7 @@ int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms); int iwl_mac_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_scan_request *req); +void iwl_bg_start_internal_scan(struct work_struct *work); void iwl_internal_short_hw_scan(struct iwl_priv *priv); int iwl_force_reset(struct iwl_priv *priv, int mode); u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame, @@ -524,7 +532,8 @@ u16 iwl_get_active_dwell_time(struct iwl_priv *priv, enum ieee80211_band band, u8 n_probes); u16 iwl_get_passive_dwell_time(struct iwl_priv *priv, - enum ieee80211_band band); + enum ieee80211_band band, + struct ieee80211_vif *vif); void iwl_bg_scan_check(struct work_struct *data); void iwl_bg_abort_scan(struct work_struct *work); void iwl_bg_scan_completed(struct work_struct *work); @@ -688,7 +697,7 @@ extern int iwl_send_lq_cmd(struct iwl_priv *priv, void iwl_apm_stop(struct iwl_priv *priv); int iwl_apm_init(struct iwl_priv *priv); -void iwl_setup_rxon_timing(struct iwl_priv *priv); +void iwl_setup_rxon_timing(struct iwl_priv *priv, struct ieee80211_vif *vif); static inline int iwl_send_rxon_assoc(struct iwl_priv *priv) { return priv->cfg->ops->hcmd->rxon_assoc(priv); @@ -697,9 +706,10 @@ static inline int iwlcore_commit_rxon(struct iwl_priv *priv) { return priv->cfg->ops->hcmd->commit_rxon(priv); } -static inline void iwlcore_config_ap(struct iwl_priv *priv) +static inline void iwlcore_config_ap(struct iwl_priv *priv, + struct ieee80211_vif *vif) { - priv->cfg->ops->lib->config_ap(priv); + priv->cfg->ops->lib->config_ap(priv, vif); } static inline const struct ieee80211_supported_band *iwl_get_hw_mode( struct iwl_priv *priv, enum ieee80211_band band) diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 4aabb542fcbe..9659c5d01df9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -1220,46 +1220,6 @@ static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, return ret; } -static ssize_t iwl_dbgfs_tx_power_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct iwl_priv *priv = file->private_data; - char buf[128]; - int pos = 0; - const size_t bufsz = sizeof(buf); - struct statistics_tx *tx; - - if (!iwl_is_alive(priv)) - pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); - else { - tx = &priv->statistics.tx; - if (tx->tx_power.ant_a || - tx->tx_power.ant_b || - tx->tx_power.ant_c) { - pos += scnprintf(buf + pos, bufsz - pos, - "tx power: (1/2 dB step)\n"); - if ((priv->cfg->valid_tx_ant & ANT_A) && - tx->tx_power.ant_a) - pos += scnprintf(buf + pos, bufsz - pos, - "\tantenna A: 0x%X\n", - tx->tx_power.ant_a); - if ((priv->cfg->valid_tx_ant & ANT_B) && - tx->tx_power.ant_b) - pos += scnprintf(buf + pos, bufsz - pos, - "\tantenna B: 0x%X\n", - tx->tx_power.ant_b); - if ((priv->cfg->valid_tx_ant & ANT_C) && - tx->tx_power.ant_c) - pos += scnprintf(buf + pos, bufsz - pos, - "\tantenna C: 0x%X\n", - tx->tx_power.ant_c); - } else - pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); - } - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -1571,7 +1531,6 @@ DEBUGFS_READ_FILE_OPS(ucode_tx_stats); DEBUGFS_READ_FILE_OPS(ucode_general_stats); DEBUGFS_READ_FILE_OPS(sensitivity); DEBUGFS_READ_FILE_OPS(chain_noise); -DEBUGFS_READ_FILE_OPS(tx_power); DEBUGFS_READ_FILE_OPS(power_save_status); DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); @@ -1618,8 +1577,11 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR); - DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR); - DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); + if (!priv->cfg->broken_powersave) { + DEBUGFS_ADD_FILE(sleep_level_override, dir_data, + S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); + } DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); @@ -1627,7 +1589,6 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR); - DEBUGFS_ADD_FILE(tx_power, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR); @@ -1640,18 +1601,21 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); - if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) { + if (priv->cfg->sensitivity_calib_by_driver) DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); + if (priv->cfg->chain_noise_calib_by_driver) DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); + if (priv->cfg->ucode_tracing) DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); - } DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); - DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, &priv->disable_sens_cal); - DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, - &priv->disable_chain_noise_cal); - if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) || - ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945)) + if (priv->cfg->sensitivity_calib_by_driver) + DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, + &priv->disable_sens_cal); + if (priv->cfg->chain_noise_calib_by_driver) + DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, + &priv->disable_chain_noise_cal); + if (priv->cfg->tx_power_by_driver) DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, &priv->disable_tx_power_cal); return 0; diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 58c69a5798d4..f3f3473c5c7e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -57,8 +57,8 @@ 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 iwl6000g2_2agn_cfg; extern struct iwl_cfg iwl6000i_2abg_cfg; extern struct iwl_cfg iwl6000i_2bg_cfg; extern struct iwl_cfg iwl6000_3agn_cfg; @@ -497,20 +497,38 @@ struct iwl_station_entry { struct iwl_link_quality_cmd *lq; }; +struct iwl_station_priv_common { + u8 sta_id; +}; + /* * iwl_station_priv: Driver's private station information * * 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 */ @@ -518,7 +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 { @@ -541,7 +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]; @@ -1155,8 +1228,7 @@ struct iwl_priv { #endif /* context information */ - 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 */ @@ -1189,7 +1261,6 @@ struct iwl_priv { /* Last Rx'd beacon timestamp */ u64 timestamp; - u16 beacon_int; struct ieee80211_vif *vif; union { @@ -1242,6 +1313,8 @@ struct iwl_priv { struct iwl_rx_phy_res last_phy_res; bool last_phy_res_valid; + + struct completion firmware_loading_complete; } _agn; #endif }; @@ -1249,10 +1322,6 @@ struct iwl_priv { 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; diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index fb5bb487f3bc..ee11452519e6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -590,9 +590,16 @@ int iwl_eeprom_init(struct iwl_priv *priv) e[addr / 2] = cpu_to_le16(r >> 16); } } + + IWL_DEBUG_INFO(priv, "NVM Type: %s, version: 0x%x\n", + (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) + ? "OTP" : "EEPROM", + iwl_eeprom_query16(priv, EEPROM_VERSION)); + ret = 0; done: priv->cfg->ops->lib->eeprom_ops.release_semaphore(priv); + err: if (ret) iwl_eeprom_free(priv); diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 581c683a8507..cda6a94d6cc9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -318,10 +318,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) update_chains = priv->chain_noise_data.state == IWL_CHAIN_NOISE_DONE || priv->chain_noise_data.state == IWL_CHAIN_NOISE_ALIVE; - if (priv->vif) - dtimper = priv->hw->conf.ps_dtim_period; - else - dtimper = 1; + dtimper = priv->hw->conf.ps_dtim_period ?: 1; if (priv->cfg->broken_powersave) iwl_power_sleep_cam_cmd(priv, &cmd); diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 267eb8935902..0a5d7cf25196 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -398,7 +398,7 @@ bool iwl_good_plcp_health(struct iwl_priv *priv, } EXPORT_SYMBOL(iwl_good_plcp_health); -static void iwl_recover_from_statistics(struct iwl_priv *priv, +void iwl_recover_from_statistics(struct iwl_priv *priv, struct iwl_rx_packet *pkt) { if (test_bit(STATUS_EXIT_PENDING, &priv->status)) @@ -413,9 +413,11 @@ static void iwl_recover_from_statistics(struct iwl_priv *priv, */ IWL_ERR(priv, "low ack count detected, " "restart firmware\n"); - iwl_force_reset(priv, IWL_FW_RESET); + if (!iwl_force_reset(priv, IWL_FW_RESET)) + return; } - } else if (priv->cfg->ops->lib->check_plcp_health) { + } + if (priv->cfg->ops->lib->check_plcp_health) { if (!priv->cfg->ops->lib->check_plcp_health( priv, pkt)) { /* @@ -427,6 +429,7 @@ static void iwl_recover_from_statistics(struct iwl_priv *priv, } } } +EXPORT_SYMBOL(iwl_recover_from_statistics); void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index d12fd5553846..107e173112f6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -265,7 +265,8 @@ inline u16 iwl_get_active_dwell_time(struct iwl_priv *priv, EXPORT_SYMBOL(iwl_get_active_dwell_time); u16 iwl_get_passive_dwell_time(struct iwl_priv *priv, - enum ieee80211_band band) + enum ieee80211_band band, + struct ieee80211_vif *vif) { u16 passive = (band == IEEE80211_BAND_2GHZ) ? IWL_PASSIVE_DWELL_BASE + IWL_PASSIVE_DWELL_TIME_24 : @@ -275,7 +276,7 @@ u16 iwl_get_passive_dwell_time(struct iwl_priv *priv, /* If we're associated, we clamp the maximum passive * dwell time to be 98% of the beacon interval (minus * 2 * channel tune time) */ - passive = priv->beacon_int; + passive = vif ? vif->bss_conf.beacon_int : 0; if ((passive > IWL_PASSIVE_DWELL_BASE) || !passive) passive = IWL_PASSIVE_DWELL_BASE; passive = (passive * 98) / 100 - IWL_CHANNEL_TUNE_TIME * 2; @@ -295,7 +296,7 @@ void iwl_init_scan_params(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_init_scan_params); -static int iwl_scan_initiate(struct iwl_priv *priv) +static int iwl_scan_initiate(struct iwl_priv *priv, struct ieee80211_vif *vif) { WARN_ON(!mutex_is_locked(&priv->mutex)); @@ -307,7 +308,7 @@ static int iwl_scan_initiate(struct iwl_priv *priv) if (WARN_ON(!priv->cfg->ops->utils->request_scan)) return -EOPNOTSUPP; - priv->cfg->ops->utils->request_scan(priv); + priv->cfg->ops->utils->request_scan(priv, vif); return 0; } @@ -348,7 +349,7 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw, priv->scan_band = req->channels[0]->band; priv->scan_request = req; - ret = iwl_scan_initiate(priv); + ret = iwl_scan_initiate(priv, vif); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -368,7 +369,7 @@ void iwl_internal_short_hw_scan(struct iwl_priv *priv) queue_work(priv->workqueue, &priv->start_internal_scan); } -static void iwl_bg_start_internal_scan(struct work_struct *work) +void iwl_bg_start_internal_scan(struct work_struct *work) { struct iwl_priv *priv = container_of(work, struct iwl_priv, start_internal_scan); @@ -399,10 +400,11 @@ static void iwl_bg_start_internal_scan(struct work_struct *work) if (WARN_ON(!priv->cfg->ops->utils->request_scan)) goto unlock; - priv->cfg->ops->utils->request_scan(priv); + priv->cfg->ops->utils->request_scan(priv, NULL); unlock: mutex_unlock(&priv->mutex); } +EXPORT_SYMBOL(iwl_bg_start_internal_scan); void iwl_bg_scan_check(struct work_struct *data) { diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index db934476b5e9..85ed235ac901 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -35,62 +35,6 @@ #include "iwl-core.h" #include "iwl-sta.h" -u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr) -{ - int i; - int start = 0; - int ret = IWL_INVALID_STATION; - unsigned long flags; - - if ((priv->iw_mode == NL80211_IFTYPE_ADHOC) || - (priv->iw_mode == NL80211_IFTYPE_AP)) - start = IWL_STA_ID; - - if (is_broadcast_ether_addr(addr)) - return priv->hw_params.bcast_sta_id; - - spin_lock_irqsave(&priv->sta_lock, flags); - for (i = start; i < priv->hw_params.max_stations; i++) - if (priv->stations[i].used && - (!compare_ether_addr(priv->stations[i].sta.sta.addr, - addr))) { - ret = i; - goto out; - } - - IWL_DEBUG_ASSOC_LIMIT(priv, "can not find STA %pM total %d\n", - addr, priv->num_stations); - - out: - /* - * It may be possible that more commands interacting with stations - * arrive before we completed processing the adding of - * station - */ - if (ret != IWL_INVALID_STATION && - (!(priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) || - ((priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) && - (priv->stations[ret].used & IWL_STA_UCODE_INPROGRESS)))) { - IWL_ERR(priv, "Requested station info for sta %d before ready.\n", - ret); - ret = IWL_INVALID_STATION; - } - spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; -} -EXPORT_SYMBOL(iwl_find_station); - -int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) -{ - if (priv->iw_mode == NL80211_IFTYPE_STATION) { - return IWL_AP_ID; - } else { - u8 *da = ieee80211_get_DA(hdr); - return iwl_find_station(priv, da); - } -} -EXPORT_SYMBOL(iwl_get_ra_sta_id); - /* priv->sta_lock must be held */ static void iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id) { @@ -340,10 +284,12 @@ static u8 iwl_prep_station(struct iwl_priv *priv, const u8 *addr, station->sta.sta.sta_id = sta_id; station->sta.station_flags = 0; - /* BCAST station and IBSS stations do not work in HT mode */ - if (sta_id != priv->hw_params.bcast_sta_id && - priv->iw_mode != NL80211_IFTYPE_ADHOC) - iwl_set_ht_add_station(priv, sta_id, ht_info); + /* + * OK to call unconditionally, since local stations (IBSS BSSID + * STA and broadcast STA) pass in a NULL ht_info, and mac80211 + * doesn't allow HT IBSS. + */ + iwl_set_ht_add_station(priv, sta_id, ht_info); /* 3945 only */ rate = (priv->band == IEEE80211_BAND_5GHZ) ? @@ -418,20 +364,21 @@ int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr, } EXPORT_SYMBOL(iwl_add_station_common); -static void iwl_sta_init_lq(struct iwl_priv *priv, const u8 *addr, bool is_ap) +static struct iwl_link_quality_cmd *iwl_sta_alloc_lq(struct iwl_priv *priv, + u8 sta_id) { int i, r; - struct iwl_link_quality_cmd link_cmd = { - .reserved1 = 0, - }; + struct iwl_link_quality_cmd *link_cmd; u32 rate_flags; - int ret = 0; + link_cmd = kzalloc(sizeof(struct iwl_link_quality_cmd), GFP_KERNEL); + if (!link_cmd) { + IWL_ERR(priv, "Unable to allocate memory for LQ cmd.\n"); + return NULL; + } /* Set up the rate scaling to start at selected rate, fall back * all the way down to 1M in IEEE order, and then spin on 1M */ - if (is_ap) - r = IWL_RATE_54M_INDEX; - else if (priv->band == IEEE80211_BAND_5GHZ) + if (priv->band == IEEE80211_BAND_5GHZ) r = IWL_RATE_6M_INDEX; else r = IWL_RATE_1M_INDEX; @@ -444,49 +391,48 @@ static void iwl_sta_init_lq(struct iwl_priv *priv, const u8 *addr, bool is_ap) rate_flags |= first_antenna(priv->hw_params.valid_tx_ant) << RATE_MCS_ANT_POS; - link_cmd.rs_table[i].rate_n_flags = + link_cmd->rs_table[i].rate_n_flags = iwl_hw_set_rate_n_flags(iwl_rates[r].plcp, rate_flags); r = iwl_get_prev_ieee_rate(r); } - link_cmd.general_params.single_stream_ant_msk = + link_cmd->general_params.single_stream_ant_msk = first_antenna(priv->hw_params.valid_tx_ant); - link_cmd.general_params.dual_stream_ant_msk = + link_cmd->general_params.dual_stream_ant_msk = priv->hw_params.valid_tx_ant & ~first_antenna(priv->hw_params.valid_tx_ant); - if (!link_cmd.general_params.dual_stream_ant_msk) { - link_cmd.general_params.dual_stream_ant_msk = ANT_AB; + if (!link_cmd->general_params.dual_stream_ant_msk) { + link_cmd->general_params.dual_stream_ant_msk = ANT_AB; } else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) { - link_cmd.general_params.dual_stream_ant_msk = + link_cmd->general_params.dual_stream_ant_msk = priv->hw_params.valid_tx_ant; } - link_cmd.agg_params.agg_dis_start_th = LINK_QUAL_AGG_DISABLE_START_DEF; - link_cmd.agg_params.agg_time_limit = + link_cmd->agg_params.agg_dis_start_th = LINK_QUAL_AGG_DISABLE_START_DEF; + link_cmd->agg_params.agg_time_limit = cpu_to_le16(LINK_QUAL_AGG_TIME_LIMIT_DEF); - /* Update the rate scaling for control frame Tx to AP */ - link_cmd.sta_id = is_ap ? IWL_AP_ID : priv->hw_params.bcast_sta_id; + link_cmd->sta_id = sta_id; - ret = iwl_send_cmd_pdu(priv, REPLY_TX_LINK_QUALITY_CMD, - sizeof(link_cmd), &link_cmd); - if (ret) - IWL_ERR(priv, "REPLY_TX_LINK_QUALITY_CMD failed (%d)\n", ret); + return link_cmd; } /* - * iwl_add_local_stations - Add stations not requested by mac80211 - * - * This will be either the broadcast station or the bssid station needed by - * ad-hoc. + * iwl_add_bssid_station - Add the special IBSS BSSID station * * Function sleeps. */ -int iwl_add_local_station(struct iwl_priv *priv, const u8 *addr, bool init_rs) +int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs, + u8 *sta_id_r) { int ret; u8 sta_id; + struct iwl_link_quality_cmd *link_cmd; + unsigned long flags; + + if (*sta_id_r) + *sta_id_r = IWL_INVALID_STATION; ret = iwl_add_station_common(priv, addr, 0, NULL, &sta_id); if (ret) { @@ -494,12 +440,34 @@ int iwl_add_local_station(struct iwl_priv *priv, const u8 *addr, bool init_rs) return ret; } - if (init_rs) + if (sta_id_r) + *sta_id_r = sta_id; + + spin_lock_irqsave(&priv->sta_lock, flags); + priv->stations[sta_id].used |= IWL_STA_LOCAL; + spin_unlock_irqrestore(&priv->sta_lock, flags); + + if (init_rs) { /* Set up default rate scaling table in device's station table */ - iwl_sta_init_lq(priv, addr, false); + link_cmd = iwl_sta_alloc_lq(priv, sta_id); + if (!link_cmd) { + IWL_ERR(priv, "Unable to initialize rate scaling for station %pM.\n", + addr); + return -ENOMEM; + } + + ret = iwl_send_lq_cmd(priv, link_cmd, CMD_SYNC, true); + if (ret) + IWL_ERR(priv, "Link quality command failed (%d)\n", ret); + + spin_lock_irqsave(&priv->sta_lock, flags); + priv->stations[sta_id].lq = link_cmd; + spin_unlock_irqrestore(&priv->sta_lock, flags); + } + return 0; } -EXPORT_SYMBOL(iwl_add_local_station); +EXPORT_SYMBOL(iwl_add_bssid_station); /** * iwl_sta_ucode_deactivate - deactivate ucode status for a station @@ -509,7 +477,8 @@ EXPORT_SYMBOL(iwl_add_local_station); static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, u8 sta_id) { /* Ucode must be active and driver must be non active */ - if (priv->stations[sta_id].used != IWL_STA_UCODE_ACTIVE) + if ((priv->stations[sta_id].used & + (IWL_STA_UCODE_ACTIVE | IWL_STA_DRIVER_ACTIVE)) != IWL_STA_UCODE_ACTIVE) IWL_ERR(priv, "removed non active STA %u\n", sta_id); priv->stations[sta_id].used &= ~IWL_STA_UCODE_ACTIVE; @@ -574,18 +543,16 @@ static int iwl_send_remove_station(struct iwl_priv *priv, /** * iwl_remove_station - Remove driver's knowledge of station. */ -static int iwl_remove_station(struct iwl_priv *priv, struct ieee80211_sta *sta) +int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, + const u8 *addr) { - int sta_id = IWL_INVALID_STATION; - int i, ret = -EINVAL; - unsigned long flags; - bool is_ap = priv->iw_mode == NL80211_IFTYPE_STATION; struct iwl_station_entry *station; + unsigned long flags; if (!iwl_is_ready(priv)) { IWL_DEBUG_INFO(priv, "Unable to remove station %pM, device not ready.\n", - sta->addr); + addr); /* * It is typical for stations to be removed when we are * going down. Return success since device will be down @@ -594,37 +561,30 @@ static int iwl_remove_station(struct iwl_priv *priv, struct ieee80211_sta *sta) return 0; } - spin_lock_irqsave(&priv->sta_lock, flags); - - if (is_ap) - sta_id = IWL_AP_ID; - else - for (i = IWL_STA_ID; i < priv->hw_params.max_stations; i++) - if (priv->stations[i].used && - !compare_ether_addr(priv->stations[i].sta.sta.addr, - sta->addr)) { - sta_id = i; - break; - } + IWL_DEBUG_ASSOC(priv, "Removing STA from driver:%d %pM\n", + sta_id, addr); - if (unlikely(sta_id == IWL_INVALID_STATION)) - goto out; + if (WARN_ON(sta_id == IWL_INVALID_STATION)) + return -EINVAL; - IWL_DEBUG_ASSOC(priv, "Removing STA from driver:%d %pM\n", - sta_id, sta->addr); + spin_lock_irqsave(&priv->sta_lock, flags); if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) { IWL_DEBUG_INFO(priv, "Removing %pM but non DRIVER active\n", - sta->addr); - goto out; + addr); + goto out_err; } if (!(priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE)) { IWL_DEBUG_INFO(priv, "Removing %pM but non UCODE active\n", - sta->addr); - goto out; + addr); + goto out_err; } + if (priv->stations[sta_id].used & IWL_STA_LOCAL) { + kfree(priv->stations[sta_id].lq); + priv->stations[sta_id].lq = NULL; + } priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE; @@ -635,56 +595,35 @@ static int iwl_remove_station(struct iwl_priv *priv, struct ieee80211_sta *sta) station = &priv->stations[sta_id]; spin_unlock_irqrestore(&priv->sta_lock, flags); - ret = iwl_send_remove_station(priv, station); - return ret; -out: + return iwl_send_remove_station(priv, station); +out_err: spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; + return -EINVAL; } +EXPORT_SYMBOL_GPL(iwl_remove_station); /** - * iwl_clear_ucode_stations() - clear entire station table driver and/or ucode - * @priv: - * @force: If set then the uCode station table needs to be cleared here. If - * not set then the uCode station table has already been cleared, - * for example after sending it a RXON command without ASSOC bit - * set, and we just need to change driver state here. + * iwl_clear_ucode_stations - clear ucode station table bits + * + * This function clears all the bits in the driver indicating + * which stations are active in the ucode. Call when something + * other than explicit station management would cause this in + * the ucode, e.g. unassociated RXON. */ -void iwl_clear_ucode_stations(struct iwl_priv *priv, bool force) +void iwl_clear_ucode_stations(struct iwl_priv *priv) { int i; unsigned long flags_spin; bool cleared = false; - IWL_DEBUG_INFO(priv, "Clearing ucode stations in driver%s\n", - force ? " and ucode" : ""); - - if (force) { - if (!iwl_is_ready(priv)) { - /* - * If device is not ready at this point the station - * table is likely already empty (uCode not ready - * to receive station requests) or will soon be - * due to interface going down. - */ - IWL_DEBUG_INFO(priv, "Unable to remove stations from device - device not ready\n"); - } else { - iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL); - } - } + IWL_DEBUG_INFO(priv, "Clearing ucode stations in driver\n"); spin_lock_irqsave(&priv->sta_lock, flags_spin); - if (force) { - IWL_DEBUG_INFO(priv, "Clearing all station information in driver\n"); - priv->num_stations = 0; - memset(priv->stations, 0, sizeof(priv->stations)); - } else { - for (i = 0; i < priv->hw_params.max_stations; i++) { - if (priv->stations[i].used & IWL_STA_UCODE_ACTIVE) { - IWL_DEBUG_INFO(priv, "Clearing ucode active for station %d\n", i); - priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE; - cleared = true; - } + for (i = 0; i < priv->hw_params.max_stations; i++) { + if (priv->stations[i].used & IWL_STA_UCODE_ACTIVE) { + IWL_DEBUG_INFO(priv, "Clearing ucode active for station %d\n", i); + priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE; + cleared = true; } } spin_unlock_irqrestore(&priv->sta_lock, flags_spin); @@ -1027,18 +966,23 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv, void iwl_update_tkip_key(struct iwl_priv *priv, struct ieee80211_key_conf *keyconf, - const u8 *addr, u32 iv32, u16 *phase1key) + struct ieee80211_sta *sta, u32 iv32, u16 *phase1key) { - u8 sta_id = IWL_INVALID_STATION; + u8 sta_id; unsigned long flags; int i; - sta_id = iwl_find_station(priv, addr); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", - addr); - return; - } + if (sta) { + sta_id = iwl_sta_id(sta); + + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_MAC80211(priv, "leave - %pM not initialised.\n", + sta->addr); + return; + } + } else + sta_id = priv->hw_params.bcast_sta_id; + if (iwl_scan_cancel(priv)) { /* cancel scan failed, just live w/ bad key and rely @@ -1178,6 +1122,39 @@ static inline void iwl_dump_lq_cmd(struct iwl_priv *priv, #endif /** + * is_lq_table_valid() - Test one aspect of LQ cmd for validity + * + * It sometimes happens when a HT rate has been in use and we + * loose connectivity with AP then mac80211 will first tell us that the + * current channel is not HT anymore before removing the station. In such a + * scenario the RXON flags will be updated to indicate we are not + * communicating HT anymore, but the LQ command may still contain HT rates. + * Test for this to prevent driver from sending LQ command between the time + * RXON flags are updated and when LQ command is updated. + */ +static bool is_lq_table_valid(struct iwl_priv *priv, + struct iwl_link_quality_cmd *lq) +{ + int i; + struct iwl_ht_config *ht_conf = &priv->current_ht_config; + + if (ht_conf->is_ht) + return true; + + IWL_DEBUG_INFO(priv, "Channel %u is not an HT channel\n", + priv->active_rxon.channel); + for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++) { + if (le32_to_cpu(lq->rs_table[i].rate_n_flags) & RATE_MCS_HT_MSK) { + IWL_DEBUG_INFO(priv, + "index %d of LQ expects HT channel\n", + i); + return false; + } + } + return true; +} + +/** * iwl_send_lq_cmd() - Send link quality command * @init: This command is sent as part of station initialization right * after station has been added. @@ -1206,8 +1183,12 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, iwl_dump_lq_cmd(priv, lq); BUG_ON(init && (cmd.flags & CMD_ASYNC)); - ret = iwl_send_cmd(priv, &cmd); - if (ret || (cmd.flags & CMD_ASYNC)) + if (is_lq_table_valid(priv, lq)) + ret = iwl_send_cmd(priv, &cmd); + else + ret = -EINVAL; + + if (cmd.flags & CMD_ASYNC) return ret; if (init) { @@ -1217,92 +1198,72 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, priv->stations[lq->sta_id].used &= ~IWL_STA_UCODE_INPROGRESS; spin_unlock_irqrestore(&priv->sta_lock, flags_spin); } - return 0; + return ret; } EXPORT_SYMBOL(iwl_send_lq_cmd); /** - * iwl_add_bcast_station - add broadcast station into station table. + * iwl_alloc_bcast_station - add broadcast station into driver's station table. + * + * This adds the broadcast station into the driver's station table + * and marks it driver active, so that it will be restored to the + * device at the next best time. */ -void iwl_add_bcast_station(struct iwl_priv *priv) +int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq) { - IWL_DEBUG_INFO(priv, "Adding broadcast station to station table\n"); - iwl_add_local_station(priv, iwl_bcast_addr, true); -} -EXPORT_SYMBOL(iwl_add_bcast_station); + struct iwl_link_quality_cmd *link_cmd; + unsigned long flags; + u8 sta_id; -/** - * iwl3945_add_bcast_station - add broadcast station into station table. - */ -void iwl3945_add_bcast_station(struct iwl_priv *priv) -{ - IWL_DEBUG_INFO(priv, "Adding broadcast station to station table\n"); - iwl_add_local_station(priv, iwl_bcast_addr, false); - /* - * It is assumed that when station is added more initialization - * needs to be done, but for 3945 it is not the case and we can - * just release station table access right here. - */ - priv->stations[priv->hw_params.bcast_sta_id].used &= ~IWL_STA_UCODE_INPROGRESS; + spin_lock_irqsave(&priv->sta_lock, flags); + sta_id = iwl_prep_station(priv, iwl_bcast_addr, false, NULL); + if (sta_id == IWL_INVALID_STATION) { + IWL_ERR(priv, "Unable to prepare broadcast station\n"); + spin_unlock_irqrestore(&priv->sta_lock, flags); -} -EXPORT_SYMBOL(iwl3945_add_bcast_station); + return -EINVAL; + } -/** - * iwl_get_sta_id - Find station's index within station table - * - * If new IBSS station, create new entry in station table - */ -int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) -{ - int sta_id; - __le16 fc = hdr->frame_control; + priv->stations[sta_id].used |= IWL_STA_DRIVER_ACTIVE; + priv->stations[sta_id].used |= IWL_STA_BCAST; + spin_unlock_irqrestore(&priv->sta_lock, flags); - /* If this frame is broadcast or management, use broadcast station id */ - if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1)) - return priv->hw_params.bcast_sta_id; + if (init_lq) { + link_cmd = iwl_sta_alloc_lq(priv, sta_id); + if (!link_cmd) { + IWL_ERR(priv, + "Unable to initialize rate scaling for bcast station.\n"); + return -ENOMEM; + } - switch (priv->iw_mode) { + spin_lock_irqsave(&priv->sta_lock, flags); + priv->stations[sta_id].lq = link_cmd; + spin_unlock_irqrestore(&priv->sta_lock, flags); + } - /* If we are a client station in a BSS network, use the special - * AP station entry (that's the only station we communicate with) */ - case NL80211_IFTYPE_STATION: - /* - * If addition of station not complete yet, which means - * that rate scaling has not been initialized, then return - * the broadcast station. - */ - if (!(priv->stations[IWL_AP_ID].used & IWL_STA_UCODE_ACTIVE)) - return priv->hw_params.bcast_sta_id; - return IWL_AP_ID; - - /* If we are an AP, then find the station, or use BCAST */ - case NL80211_IFTYPE_AP: - sta_id = iwl_find_station(priv, hdr->addr1); - if (sta_id != IWL_INVALID_STATION) - return sta_id; - return priv->hw_params.bcast_sta_id; - - /* If this frame is going out to an IBSS network, find the station, - * or create a new station table entry */ - case NL80211_IFTYPE_ADHOC: - sta_id = iwl_find_station(priv, hdr->addr1); - if (sta_id != IWL_INVALID_STATION) - return sta_id; - - IWL_DEBUG_DROP(priv, "Station %pM not in station map. " - "Defaulting to broadcast...\n", - hdr->addr1); - iwl_print_hex_dump(priv, IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr)); - return priv->hw_params.bcast_sta_id; + return 0; +} +EXPORT_SYMBOL_GPL(iwl_alloc_bcast_station); - default: - IWL_WARN(priv, "Unknown mode of operation: %d\n", - priv->iw_mode); - return priv->hw_params.bcast_sta_id; +void iwl_dealloc_bcast_station(struct iwl_priv *priv) +{ + unsigned long flags; + int i; + + spin_lock_irqsave(&priv->sta_lock, flags); + for (i = 0; i < priv->hw_params.max_stations; i++) { + if (!(priv->stations[i].used & IWL_STA_BCAST)) + continue; + + priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE; + priv->num_stations--; + BUG_ON(priv->num_stations < 0); + kfree(priv->stations[i].lq); + priv->stations[i].lq = NULL; } + spin_unlock_irqrestore(&priv->sta_lock, flags); } -EXPORT_SYMBOL(iwl_get_sta_id); +EXPORT_SYMBOL_GPL(iwl_dealloc_bcast_station); /** * iwl_sta_tx_modify_enable_tid - Enable Tx for this TID in station table @@ -1322,13 +1283,13 @@ void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid) } EXPORT_SYMBOL(iwl_sta_tx_modify_enable_tid); -int iwl_sta_rx_agg_start(struct iwl_priv *priv, - const u8 *addr, int tid, u16 ssn) +int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, + int tid, u16 ssn) { unsigned long flags; int sta_id; - sta_id = iwl_find_station(priv, addr); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) return -ENXIO; @@ -1341,16 +1302,17 @@ int iwl_sta_rx_agg_start(struct iwl_priv *priv, spin_unlock_irqrestore(&priv->sta_lock, flags); return iwl_send_add_sta(priv, &priv->stations[sta_id].sta, - CMD_ASYNC); + CMD_ASYNC); } EXPORT_SYMBOL(iwl_sta_rx_agg_start); -int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid) +int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, + int tid) { unsigned long flags; int sta_id; - sta_id = iwl_find_station(priv, addr); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Invalid station for AGG tid %d\n", tid); return -ENXIO; @@ -1402,14 +1364,16 @@ void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt) EXPORT_SYMBOL(iwl_sta_modify_sleep_tx_count); int iwl_mac_sta_remove(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta) + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) { - int ret; struct iwl_priv *priv = hw->priv; + struct iwl_station_priv_common *sta_common = (void *)sta->drv_priv; + int ret; + IWL_DEBUG_INFO(priv, "received request to remove station %pM\n", sta->addr); - ret = iwl_remove_station(priv, sta); + ret = iwl_remove_station(priv, sta_common->sta_id, sta->addr); if (ret) IWL_ERR(priv, "Error removing station %pM\n", sta->addr); diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.h b/drivers/net/wireless/iwlwifi/iwl-sta.h index 42cd2f4a01cd..c2a453a1a991 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.h +++ b/drivers/net/wireless/iwlwifi/iwl-sta.h @@ -29,6 +29,8 @@ #ifndef __iwl_sta_h__ #define __iwl_sta_h__ +#include "iwl-dev.h" + #define HW_KEY_DYNAMIC 0 #define HW_KEY_DEFAULT 1 @@ -36,14 +38,11 @@ #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 */ -/** - * iwl_find_station - Find station id for a given BSSID - * @bssid: MAC address of station ID to find - */ -u8 iwl_find_station(struct iwl_priv *priv, const u8 *bssid); - int iwl_remove_default_wep_key(struct iwl_priv *priv, struct ieee80211_key_conf *key); int iwl_set_default_wep_key(struct iwl_priv *priv, @@ -55,28 +54,57 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv, struct ieee80211_key_conf *key, u8 sta_id); void iwl_update_tkip_key(struct iwl_priv *priv, struct ieee80211_key_conf *keyconf, - const u8 *addr, u32 iv32, u16 *phase1key); + struct ieee80211_sta *sta, u32 iv32, u16 *phase1key); -void iwl_add_bcast_station(struct iwl_priv *priv); -void iwl3945_add_bcast_station(struct iwl_priv *priv); void iwl_restore_stations(struct iwl_priv *priv); -void iwl_clear_ucode_stations(struct iwl_priv *priv, bool force); +void iwl_clear_ucode_stations(struct iwl_priv *priv); +int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq); +void iwl_dealloc_bcast_station(struct iwl_priv *priv); int iwl_get_free_ucode_key_index(struct iwl_priv *priv); -int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr); -int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr); int iwl_send_add_sta(struct iwl_priv *priv, struct iwl_addsta_cmd *sta, u8 flags); -int iwl_add_local_station(struct iwl_priv *priv, const u8 *addr, bool init_rs); +int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs, + u8 *sta_id_r); int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr, bool is_ap, struct ieee80211_sta_ht_cap *ht_info, u8 *sta_id_r); +int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, + const u8 *addr); int iwl_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); void 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, - const u8 *addr, int tid, u16 ssn); -int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, 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_ps_wake(struct iwl_priv *priv, int sta_id); void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt); + +/** + * iwl_clear_driver_stations - clear knowledge of all stations from driver + * @priv: iwl priv struct + * + * This is called during iwl_down() to make sure that in the case + * we're coming there from a hardware restart mac80211 will be + * able to reconfigure stations -- if we're getting there in the + * normal down flow then the stations will already be cleared. + */ +static inline void iwl_clear_driver_stations(struct iwl_priv *priv) +{ + unsigned long flags; + + spin_lock_irqsave(&priv->sta_lock, flags); + memset(priv->stations, 0, sizeof(priv->stations)); + priv->num_stations = 0; + spin_unlock_irqrestore(&priv->sta_lock, flags); +} + +static inline int iwl_sta_id(struct ieee80211_sta *sta) +{ + if (WARN_ON(!sta)) + return IWL_INVALID_STATION; + + return ((struct iwl_station_priv_common *)sta->drv_priv)->sta_id; +} #endif /* __iwl_sta_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 1beb81c0be68..3e5bffb6034f 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -509,11 +509,11 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) hdr_len = ieee80211_hdrlen(fc); - /* Find (or create) index into station table for destination station */ - if (info->flags & IEEE80211_TX_CTL_INJECTED) + /* Find index into station table for destination station */ + if (!info->control.sta) sta_id = priv->hw_params.bcast_sta_id; else - sta_id = iwl_get_sta_id(priv, hdr); + sta_id = iwl_sta_id(info->control.sta); if (sta_id == IWL_INVALID_STATION) { IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", hdr->addr1); @@ -1847,7 +1847,8 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv) static int iwl3945_get_channels_for_scan(struct iwl_priv *priv, enum ieee80211_band band, u8 is_active, u8 n_probes, - struct iwl3945_scan_channel *scan_ch) + struct iwl3945_scan_channel *scan_ch, + struct ieee80211_vif *vif) { struct ieee80211_channel *chan; const struct ieee80211_supported_band *sband; @@ -1861,7 +1862,7 @@ static int iwl3945_get_channels_for_scan(struct iwl_priv *priv, return 0; active_dwell = iwl_get_active_dwell_time(priv, band, n_probes); - passive_dwell = iwl_get_passive_dwell_time(priv, band); + passive_dwell = iwl_get_passive_dwell_time(priv, band, vif); if (passive_dwell <= active_dwell) passive_dwell = active_dwell + 1; @@ -2109,6 +2110,28 @@ static void iwl3945_nic_start(struct iwl_priv *priv) iwl_write32(priv, CSR_RESET, 0); } +#define IWL3945_UCODE_GET(item) \ +static u32 iwl3945_ucode_get_##item(const struct iwl_ucode_header *ucode)\ +{ \ + return le32_to_cpu(ucode->u.v1.item); \ +} + +static u32 iwl3945_ucode_get_header_size(u32 api_ver) +{ + return 24; +} + +static u8 *iwl3945_ucode_get_data(const struct iwl_ucode_header *ucode) +{ + return (u8 *) ucode->u.v1.data; +} + +IWL3945_UCODE_GET(inst_size); +IWL3945_UCODE_GET(data_size); +IWL3945_UCODE_GET(init_size); +IWL3945_UCODE_GET(init_data_size); +IWL3945_UCODE_GET(boot_size); + /** * iwl3945_read_ucode - Read uCode images from disk file. * @@ -2157,7 +2180,7 @@ static int iwl3945_read_ucode(struct iwl_priv *priv) goto error; /* Make sure that we got at least our header! */ - if (ucode_raw->size < priv->cfg->ops->ucode->get_header_size(1)) { + if (ucode_raw->size < iwl3945_ucode_get_header_size(1)) { IWL_ERR(priv, "File size way too small!\n"); ret = -EINVAL; goto err_release; @@ -2168,13 +2191,12 @@ static int iwl3945_read_ucode(struct iwl_priv *priv) priv->ucode_ver = le32_to_cpu(ucode->ver); api_ver = IWL_UCODE_API(priv->ucode_ver); - inst_size = priv->cfg->ops->ucode->get_inst_size(ucode, api_ver); - data_size = priv->cfg->ops->ucode->get_data_size(ucode, api_ver); - init_size = priv->cfg->ops->ucode->get_init_size(ucode, api_ver); - init_data_size = - priv->cfg->ops->ucode->get_init_data_size(ucode, api_ver); - boot_size = priv->cfg->ops->ucode->get_boot_size(ucode, api_ver); - src = priv->cfg->ops->ucode->get_data(ucode, api_ver); + inst_size = iwl3945_ucode_get_inst_size(ucode); + data_size = iwl3945_ucode_get_data_size(ucode); + init_size = iwl3945_ucode_get_init_size(ucode); + init_data_size = iwl3945_ucode_get_init_data_size(ucode); + boot_size = iwl3945_ucode_get_boot_size(ucode); + src = iwl3945_ucode_get_data(ucode); /* api_ver should match the api version forming part of the * firmware filename ... but we don't check for that and only rely @@ -2223,7 +2245,7 @@ static int iwl3945_read_ucode(struct iwl_priv *priv) /* Verify size of file vs. image size info in file's header */ - if (ucode_raw->size != priv->cfg->ops->ucode->get_header_size(api_ver) + + if (ucode_raw->size != iwl3945_ucode_get_header_size(api_ver) + inst_size + data_size + init_size + init_data_size + boot_size) { @@ -2522,7 +2544,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv) active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK; } else { /* Initialize our rx_config data */ - iwl_connection_init_rx_config(priv, priv->iw_mode); + iwl_connection_init_rx_config(priv, NULL); } /* Configure Bluetooth device coexistence support */ @@ -2561,7 +2583,9 @@ static void __iwl3945_down(struct iwl_priv *priv) set_bit(STATUS_EXIT_PENDING, &priv->status); /* Station information will now be cleared in device */ - iwl_clear_ucode_stations(priv, true); + iwl_clear_ucode_stations(priv); + iwl_dealloc_bcast_station(priv); + iwl_clear_driver_stations(priv); /* Unblock any waiting calls */ wake_up_interruptible_all(&priv->wait_command_queue); @@ -2642,6 +2666,10 @@ static int __iwl3945_up(struct iwl_priv *priv) { int rc, i; + rc = iwl_alloc_bcast_station(priv, false); + if (rc) + return rc; + if (test_bit(STATUS_EXIT_PENDING, &priv->status)) { IWL_WARN(priv, "Exit pending; will not bring the NIC up\n"); return -EIO; @@ -2790,7 +2818,7 @@ static void iwl3945_rfkill_poll(struct work_struct *data) } -void iwl3945_request_scan(struct iwl_priv *priv) +void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) { struct iwl_host_cmd cmd = { .id = REPLY_SCAN_CMD, @@ -2871,7 +2899,7 @@ void iwl3945_request_scan(struct iwl_priv *priv) IWL_DEBUG_INFO(priv, "Scanning while associated...\n"); spin_lock_irqsave(&priv->lock, flags); - interval = priv->beacon_int; + interval = vif ? vif->bss_conf.beacon_int : 0; spin_unlock_irqrestore(&priv->lock, flags); scan->suspend_time = 0; @@ -2966,7 +2994,7 @@ void iwl3945_request_scan(struct iwl_priv *priv) scan->channel_count = iwl3945_get_channels_for_scan(priv, band, is_active, n_probes, - (void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)]); + (void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif); if (scan->channel_count == 0) { IWL_DEBUG_SCAN(priv, "channel count %d\n", scan->channel_count); @@ -3039,26 +3067,25 @@ static void iwl3945_bg_rx_replenish(struct work_struct *data) mutex_unlock(&priv->mutex); } -void iwl3945_post_associate(struct iwl_priv *priv) +void iwl3945_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif) { int rc = 0; struct ieee80211_conf *conf = NULL; - if (priv->iw_mode == NL80211_IFTYPE_AP) { + if (!vif || !priv->is_open) + return; + + if (vif->type == NL80211_IFTYPE_AP) { IWL_ERR(priv, "%s Should not be called in AP mode\n", __func__); return; } - IWL_DEBUG_ASSOC(priv, "Associated as %d to: %pM\n", - priv->assoc_id, priv->active_rxon.bssid_addr); + vif->bss_conf.aid, priv->active_rxon.bssid_addr); if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - if (!priv->vif || !priv->is_open) - return; - iwl_scan_cancel_timeout(priv, 200); conf = ieee80211_get_hw_conf(priv->hw); @@ -3067,7 +3094,7 @@ void iwl3945_post_associate(struct iwl_priv *priv) iwlcore_commit_rxon(priv); memset(&priv->rxon_timing, 0, sizeof(struct iwl_rxon_time_cmd)); - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); rc = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); if (rc) @@ -3076,51 +3103,38 @@ void iwl3945_post_associate(struct iwl_priv *priv) priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); + priv->staging_rxon.assoc_id = cpu_to_le16(vif->bss_conf.aid); IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n", - priv->assoc_id, priv->beacon_int); + vif->bss_conf.aid, vif->bss_conf.beacon_int); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + if (vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - } iwlcore_commit_rxon(priv); - switch (priv->iw_mode) { + switch (vif->type) { case NL80211_IFTYPE_STATION: iwl3945_rate_scale_init(priv->hw, IWL_AP_ID); break; - case NL80211_IFTYPE_ADHOC: - - priv->assoc_id = 1; - iwl_add_local_station(priv, priv->bssid, false); - iwl3945_sync_sta(priv, IWL_STA_ID, - (priv->band == IEEE80211_BAND_5GHZ) ? - IWL_RATE_6M_PLCP : IWL_RATE_1M_PLCP, - CMD_ASYNC); - iwl3945_rate_scale_init(priv->hw, IWL_STA_ID); - iwl3945_send_beacon_cmd(priv); - break; - default: - IWL_ERR(priv, "%s Should not be called in %d mode\n", - __func__, priv->iw_mode); + IWL_ERR(priv, "%s Should not be called in %d mode\n", + __func__, vif->type); break; } } @@ -3244,7 +3258,7 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) return NETDEV_TX_OK; } -void iwl3945_config_ap(struct iwl_priv *priv) +void iwl3945_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif) { int rc = 0; @@ -3260,7 +3274,7 @@ void iwl3945_config_ap(struct iwl_priv *priv) /* RXON Timing */ memset(&priv->rxon_timing, 0, sizeof(struct iwl_rxon_time_cmd)); - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); rc = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); @@ -3268,9 +3282,10 @@ void iwl3945_config_ap(struct iwl_priv *priv) IWL_WARN(priv, "REPLY_RXON_TIMING failed - " "Attempting to continue.\n"); - /* FIXME: what should be the assoc_id for AP? */ - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + priv->staging_rxon.assoc_id = 0; + + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else @@ -3278,22 +3293,21 @@ void iwl3945_config_ap(struct iwl_priv *priv) ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & - WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; } /* restore RXON assoc */ priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; iwlcore_commit_rxon(priv); - iwl_add_local_station(priv, iwl_bcast_addr, false); } iwl3945_send_beacon_cmd(priv); @@ -3308,7 +3322,6 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_key_conf *key) { struct iwl_priv *priv = hw->priv; - const u8 *addr; int ret = 0; u8 sta_id = IWL_INVALID_STATION; u8 static_key; @@ -3320,15 +3333,19 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, return -EOPNOTSUPP; } - addr = sta ? sta->addr : iwl_bcast_addr; static_key = !iwl_is_associated(priv); if (!static_key) { - sta_id = iwl_find_station(priv, addr); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", - addr); - return -EINVAL; + if (!sta) { + sta_id = priv->hw_params.bcast_sta_id; + } else { + sta_id = iwl_sta_id(sta); + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_MAC80211(priv, + "leave - %pM not in station map.\n", + sta->addr); + return -EINVAL; + } } } @@ -3365,10 +3382,13 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { struct iwl_priv *priv = hw->priv; + struct iwl3945_sta_priv *sta_priv = (void *)sta->drv_priv; int ret; - bool is_ap = priv->iw_mode == NL80211_IFTYPE_STATION; + bool is_ap = vif->type == NL80211_IFTYPE_STATION; u8 sta_id; + sta_priv->common.sta_id = IWL_INVALID_STATION; + IWL_DEBUG_INFO(priv, "received request to add station %pM\n", sta->addr); @@ -3381,16 +3401,14 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw, return ret; } + sta_priv->common.sta_id = sta_id; + /* Initialize rate scaling */ IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n", sta->addr); iwl3945_rs_rate_init(priv, sta, sta_id); return 0; - - - - return ret; } /***************************************************************************** * @@ -3739,6 +3757,7 @@ static void iwl3945_setup_deferred_work(struct iwl_priv *priv) INIT_DELAYED_WORK(&priv->_3945.rfkill_poll, iwl3945_rfkill_poll); INIT_WORK(&priv->scan_completed, iwl_bg_scan_completed); INIT_WORK(&priv->abort_scan, iwl_bg_abort_scan); + INIT_WORK(&priv->start_internal_scan, iwl_bg_start_internal_scan); INIT_DELAYED_WORK(&priv->scan_check, iwl_bg_scan_check); iwl3945_hw_setup_deferred_work(priv); @@ -3761,6 +3780,7 @@ static void iwl3945_cancel_deferred_work(struct iwl_priv *priv) cancel_delayed_work_sync(&priv->init_alive_start); cancel_delayed_work(&priv->scan_check); cancel_delayed_work(&priv->alive_start); + cancel_work_sync(&priv->start_internal_scan); cancel_work_sync(&priv->beacon_update); if (priv->cfg->ops->lib->recover_from_tx_stall) del_timer_sync(&priv->monitor_recover); @@ -3863,6 +3883,8 @@ err: return ret; } +#define IWL3945_MAX_PROBE_REQUEST 200 + static int iwl3945_setup_mac(struct iwl_priv *priv) { int ret; @@ -3870,6 +3892,7 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) hw->rate_control_algorithm = "iwl-3945-rs"; hw->sta_data_size = sizeof(struct iwl3945_sta_priv); + hw->vif_data_size = sizeof(struct iwl_vif_priv); /* Tell mac80211 our characteristics */ hw->flags = IEEE80211_HW_SIGNAL_DBM | @@ -3888,7 +3911,7 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX_3945; /* we create the 802.11 header and a zero-length SSID element */ - hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2; + hw->wiphy->max_scan_ie_len = IWL3945_MAX_PROBE_REQUEST - 24 - 2; /* Default value; 4 EDCA QOS priorities */ hw->queues = 4; diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 6126c0ab5880..4ba7b038928f 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1007,15 +1007,15 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); struct queue_entry_priv_pci *entry_priv = skbdesc->entry->priv_data; - __le32 *txd = skbdesc->desc; + __le32 *txd = entry_priv->desc; u32 word; /* * Start writing the descriptor words. */ - rt2x00_desc_read(entry_priv->desc, 1, &word); + rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma); - rt2x00_desc_write(entry_priv->desc, 1, word); + rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); rt2x00_set_field32(&word, TXD_W2_BUFFER_LENGTH, txdesc->length); @@ -1040,6 +1040,11 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_BUSY, 1); rt2x00_desc_write(txd, 4, word); + /* + * Writing TXD word 0 must the last to prevent a race condition with + * the device, whereby the device may take hold of the TXD before we + * finished updating it. + */ rt2x00_desc_read(txd, 0, &word); rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 1); rt2x00_set_field32(&word, TXD_W0_VALID, 1); @@ -1055,6 +1060,12 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); rt2x00_desc_write(txd, 0, word); + + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txd; + skbdesc->desc_len = TXD_DESC_SIZE; } /* @@ -1077,15 +1088,6 @@ static void rt2400pci_write_beacon(struct queue_entry *entry, rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); rt2x00pci_register_write(rt2x00dev, CSR14, reg); - /* - * Replace rt2x00lib allocated descriptor with the - * pointer to the _real_ hardware descriptor. - * After that, map the beacon to DMA and update the - * descriptor. - */ - memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len); - skbdesc->desc = entry_priv->desc; - rt2x00queue_map_txskb(rt2x00dev, entry->skb); rt2x00_desc_read(entry_priv->desc, 1, &word); diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 2e4f461406ae..89d132d4af12 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1165,15 +1165,15 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); struct queue_entry_priv_pci *entry_priv = skbdesc->entry->priv_data; - __le32 *txd = skbdesc->desc; + __le32 *txd = entry_priv->desc; u32 word; /* * Start writing the descriptor words. */ - rt2x00_desc_read(entry_priv->desc, 1, &word); + rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma); - rt2x00_desc_write(entry_priv->desc, 1, word); + rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); rt2x00_set_field32(&word, TXD_W2_IV_OFFSET, IEEE80211_HEADER); @@ -1194,6 +1194,11 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags)); rt2x00_desc_write(txd, 10, word); + /* + * Writing TXD word 0 must the last to prevent a race condition with + * the device, whereby the device may take hold of the TXD before we + * finished updating it. + */ rt2x00_desc_read(txd, 0, &word); rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 1); rt2x00_set_field32(&word, TXD_W0_VALID, 1); @@ -1212,6 +1217,12 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE); rt2x00_desc_write(txd, 0, word); + + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txd; + skbdesc->desc_len = TXD_DESC_SIZE; } /* @@ -1234,15 +1245,6 @@ static void rt2500pci_write_beacon(struct queue_entry *entry, rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); rt2x00pci_register_write(rt2x00dev, CSR14, reg); - /* - * Replace rt2x00lib allocated descriptor with the - * pointer to the _real_ hardware descriptor. - * After that, map the beacon to DMA and update the - * descriptor. - */ - memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len); - skbdesc->desc = entry_priv->desc; - rt2x00queue_map_txskb(rt2x00dev, entry->skb); rt2x00_desc_read(entry_priv->desc, 1, &word); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index e88d7033fbc9..9ae96a626e6d 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1034,12 +1034,30 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct txentry_desc *txdesc) { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); - __le32 *txd = skbdesc->desc; + __le32 *txd = (__le32 *)(skb->data - TXD_DESC_SIZE); u32 word; /* * Start writing the descriptor words. */ + rt2x00_desc_read(txd, 0, &word); + rt2x00_set_field32(&word, TXD_W0_RETRY_LIMIT, txdesc->retry_limit); + rt2x00_set_field32(&word, TXD_W0_MORE_FRAG, + test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_ACK, + test_bit(ENTRY_TXD_ACK, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_TIMESTAMP, + test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_OFDM, + (txdesc->rate_mode == RATE_MODE_OFDM)); + rt2x00_set_field32(&word, TXD_W0_NEW_SEQ, + test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); + rt2x00_set_field32(&word, TXD_W0_CIPHER, !!txdesc->cipher); + rt2x00_set_field32(&word, TXD_W0_KEY_ID, txdesc->key_idx); + rt2x00_desc_write(txd, 0, word); + rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset); rt2x00_set_field32(&word, TXD_W1_AIFS, txdesc->aifs); @@ -1059,23 +1077,11 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, _rt2x00_desc_write(txd, 4, skbdesc->iv[1]); } - rt2x00_desc_read(txd, 0, &word); - rt2x00_set_field32(&word, TXD_W0_RETRY_LIMIT, txdesc->retry_limit); - rt2x00_set_field32(&word, TXD_W0_MORE_FRAG, - test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_ACK, - test_bit(ENTRY_TXD_ACK, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_TIMESTAMP, - test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_OFDM, - (txdesc->rate_mode == RATE_MODE_OFDM)); - rt2x00_set_field32(&word, TXD_W0_NEW_SEQ, - test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); - rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); - rt2x00_set_field32(&word, TXD_W0_CIPHER, !!txdesc->cipher); - rt2x00_set_field32(&word, TXD_W0_KEY_ID, txdesc->key_idx); - rt2x00_desc_write(txd, 0, word); + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txd; + skbdesc->desc_len = TXD_DESC_SIZE; } /* @@ -1089,19 +1095,11 @@ static void rt2500usb_write_beacon(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev); struct queue_entry_priv_usb_bcn *bcn_priv = entry->priv_data; - struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); int pipe = usb_sndbulkpipe(usb_dev, entry->queue->usb_endpoint); int length; u16 reg, reg0; /* - * Add the descriptor in front of the skb. - */ - skb_push(entry->skb, entry->queue->desc_size); - memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len); - skbdesc->desc = entry->skb->data; - - /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ @@ -1110,6 +1108,11 @@ static void rt2500usb_write_beacon(struct queue_entry *entry, rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); /* + * Take the descriptor in front of the skb into account. + */ + skb_push(entry->skb, TXD_DESC_SIZE); + + /* * USB devices cannot blindly pass the skb->len as the * length of the data to usb_fill_bulk_urb. Pass the skb * to the driver to determine what the length should be. diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 7d4778d66e77..b2f23272c3aa 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -633,7 +633,8 @@ static void rt2800pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct txentry_desc *txdesc) { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); - __le32 *txd = skbdesc->desc; + struct queue_entry_priv_pci *entry_priv = skbdesc->entry->priv_data; + __le32 *txd = entry_priv->desc; u32 word; /* @@ -657,15 +658,14 @@ static void rt2800pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, !test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W1_BURST, test_bit(ENTRY_TXD_BURST, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W1_SD_LEN0, - rt2x00dev->ops->extra_tx_headroom); + rt2x00_set_field32(&word, TXD_W1_SD_LEN0, TXWI_DESC_SIZE); rt2x00_set_field32(&word, TXD_W1_LAST_SEC0, 0); rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 0); rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); rt2x00_set_field32(&word, TXD_W2_SD_PTR1, - skbdesc->skb_dma + rt2x00dev->ops->extra_tx_headroom); + skbdesc->skb_dma + TXWI_DESC_SIZE); rt2x00_desc_write(txd, 2, word); rt2x00_desc_read(txd, 3, &word); @@ -673,6 +673,12 @@ static void rt2800pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W3_QSEL, 2); rt2x00_desc_write(txd, 3, word); + + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txd; + skbdesc->desc_len = TXD_DESC_SIZE; } /* diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 8ad0669a1b99..0f8b84b7224c 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -400,7 +400,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct txentry_desc *txdesc) { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); - __le32 *txi = skbdesc->desc; + __le32 *txi = (__le32 *)(skb->data - TXWI_DESC_SIZE - TXINFO_DESC_SIZE); u32 word; /* @@ -422,6 +422,12 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST, test_bit(ENTRY_TXD_BURST, &txdesc->flags)); rt2x00_desc_write(txi, 0, word); + + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txi; + skbdesc->desc_len = TXINFO_DESC_SIZE + TXWI_DESC_SIZE; } /* diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c index e2497f820d75..e9fe93fd8042 100644 --- a/drivers/net/wireless/rt2x00/rt2x00debug.c +++ b/drivers/net/wireless/rt2x00/rt2x00debug.c @@ -156,10 +156,11 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, enum rt2x00_dump_type type, struct sk_buff *skb) { struct rt2x00debug_intf *intf = rt2x00dev->debugfs_intf; - struct skb_frame_desc *desc = get_skb_frame_desc(skb); + struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); struct sk_buff *skbcopy; struct rt2x00dump_hdr *dump_hdr; struct timeval timestamp; + u32 data_len; do_gettimeofday(×tamp); @@ -171,7 +172,11 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, return; } - skbcopy = alloc_skb(sizeof(*dump_hdr) + desc->desc_len + skb->len, + data_len = skb->len; + if (skbdesc->flags & SKBDESC_DESC_IN_SKB) + data_len -= skbdesc->desc_len; + + skbcopy = alloc_skb(sizeof(*dump_hdr) + skbdesc->desc_len + data_len, GFP_ATOMIC); if (!skbcopy) { DEBUG(rt2x00dev, "Failed to copy skb for dump.\n"); @@ -181,18 +186,20 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, dump_hdr = (struct rt2x00dump_hdr *)skb_put(skbcopy, sizeof(*dump_hdr)); dump_hdr->version = cpu_to_le32(DUMP_HEADER_VERSION); dump_hdr->header_length = cpu_to_le32(sizeof(*dump_hdr)); - dump_hdr->desc_length = cpu_to_le32(desc->desc_len); - dump_hdr->data_length = cpu_to_le32(skb->len); + dump_hdr->desc_length = cpu_to_le32(skbdesc->desc_len); + dump_hdr->data_length = cpu_to_le32(data_len); dump_hdr->chip_rt = cpu_to_le16(rt2x00dev->chip.rt); dump_hdr->chip_rf = cpu_to_le16(rt2x00dev->chip.rf); dump_hdr->chip_rev = cpu_to_le16(rt2x00dev->chip.rev); dump_hdr->type = cpu_to_le16(type); - dump_hdr->queue_index = desc->entry->queue->qid; - dump_hdr->entry_index = desc->entry->entry_idx; + dump_hdr->queue_index = skbdesc->entry->queue->qid; + dump_hdr->entry_index = skbdesc->entry->entry_idx; dump_hdr->timestamp_sec = cpu_to_le32(timestamp.tv_sec); dump_hdr->timestamp_usec = cpu_to_le32(timestamp.tv_usec); - memcpy(skb_put(skbcopy, desc->desc_len), desc->desc, desc->desc_len); + if (!(skbdesc->flags & SKBDESC_DESC_IN_SKB)) + memcpy(skb_put(skbcopy, skbdesc->desc_len), skbdesc->desc, + skbdesc->desc_len); memcpy(skb_put(skbcopy, skb->len), skb->data, skb->len); skb_queue_tail(&intf->frame_dump_skbqueue, skbcopy); diff --git a/drivers/net/wireless/rt2x00/rt2x00dump.h b/drivers/net/wireless/rt2x00/rt2x00dump.h index 727019a748e7..ed303b423e41 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dump.h +++ b/drivers/net/wireless/rt2x00/rt2x00dump.h @@ -62,11 +62,14 @@ * the tx event which has either succeeded or failed. A frame * with this type should also have been reported with as a * %DUMP_FRAME_TX frame. + * @DUMP_FRAME_BEACON: This beacon frame is queued for transmission to the + * hardware. */ enum rt2x00_dump_type { DUMP_FRAME_RXDONE = 1, DUMP_FRAME_TX = 2, DUMP_FRAME_TXDONE = 3, + DUMP_FRAME_BEACON = 4, }; /** diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 4b941e9c794e..a016f7ccde29 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -67,8 +67,6 @@ int rt2x00pci_write_tx_data(struct queue_entry *entry, struct txentry_desc *txdesc) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - struct queue_entry_priv_pci *entry_priv = entry->priv_data; - struct skb_frame_desc *skbdesc; /* * This should not happen, we already checked the entry @@ -83,13 +81,6 @@ int rt2x00pci_write_tx_data(struct queue_entry *entry, return -EINVAL; } - /* - * Fill in skb descriptor - */ - skbdesc = get_skb_frame_desc(entry->skb); - skbdesc->desc = entry_priv->desc; - skbdesc->desc_len = entry->queue->desc_size; - return 0; } EXPORT_SYMBOL_GPL(rt2x00pci_write_tx_data); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 089a12c7b90f..20dbdd6fb904 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -421,6 +421,7 @@ static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry, { struct data_queue *queue = entry->queue; struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + enum rt2x00_dump_type dump_type; rt2x00dev->ops->lib->write_tx_desc(rt2x00dev, entry->skb, txdesc); @@ -428,7 +429,9 @@ static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry, * All processing on the frame has been completed, this means * it is now ready to be dumped to userspace through debugfs. */ - rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TX, entry->skb); + dump_type = (txdesc->queue == QID_BEACON) ? + DUMP_FRAME_BEACON : DUMP_FRAME_TX; + rt2x00debug_dump_frame(rt2x00dev, dump_type, entry->skb); } static void rt2x00queue_kick_tx_queue(struct queue_entry *entry, @@ -553,7 +556,6 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf = vif_to_intf(vif); struct skb_frame_desc *skbdesc; struct txentry_desc txdesc; - __le32 desc[16]; if (unlikely(!intf->beacon)) return -ENOBUFS; @@ -586,19 +588,10 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc); /* - * For the descriptor we use a local array from where the - * driver can move it to the correct location required for - * the hardware. - */ - memset(desc, 0, sizeof(desc)); - - /* * Fill in skb descriptor */ skbdesc = get_skb_frame_desc(intf->beacon->skb); memset(skbdesc, 0, sizeof(*skbdesc)); - skbdesc->desc = desc; - skbdesc->desc_len = intf->beacon->queue->desc_size; skbdesc->entry = intf->beacon; /* diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index 36a957adc1f9..f79170849add 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -94,12 +94,15 @@ enum data_queue_qid { * mac80211 but was stripped for processing by the driver. * @SKBDESC_NOT_MAC80211: Frame didn't originate from mac80211, * don't try to pass it back. + * @SKBDESC_DESC_IN_SKB: The descriptor is at the start of the + * skb, instead of in the desc field. */ enum skb_frame_desc_flags { SKBDESC_DMA_MAPPED_RX = 1 << 0, SKBDESC_DMA_MAPPED_TX = 1 << 1, SKBDESC_IV_STRIPPED = 1 << 2, SKBDESC_NOT_MAC80211 = 1 << 3, + SKBDESC_DESC_IN_SKB = 1 << 4, }; /** diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index da111c0c2928..bd1546ba7ad2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -222,7 +222,6 @@ int rt2x00usb_write_tx_data(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev); struct queue_entry_priv_usb *entry_priv = entry->priv_data; - struct skb_frame_desc *skbdesc; u32 length; /* @@ -232,13 +231,6 @@ int rt2x00usb_write_tx_data(struct queue_entry *entry, memset(entry->skb->data, 0, entry->queue->desc_size); /* - * Fill in skb descriptor - */ - skbdesc = get_skb_frame_desc(entry->skb); - skbdesc->desc = entry->skb->data; - skbdesc->desc_len = entry->queue->desc_size; - - /* * USB devices cannot blindly pass the skb->len as the * length of the data to usb_fill_bulk_urb. Pass the skb * to the driver to determine what the length should be. diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 86c75b9c3f25..2e3076f67535 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1764,7 +1764,8 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct txentry_desc *txdesc) { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); - __le32 *txd = skbdesc->desc; + struct queue_entry_priv_pci *entry_priv = skbdesc->entry->priv_data; + __le32 *txd = entry_priv->desc; u32 word; /* @@ -1802,18 +1803,23 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXD_W5_WAITING_DMA_DONE_INT, 1); rt2x00_desc_write(txd, 5, word); - rt2x00_desc_read(txd, 6, &word); - rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS, - skbdesc->skb_dma); - rt2x00_desc_write(txd, 6, word); + if (txdesc->queue != QID_BEACON) { + rt2x00_desc_read(txd, 6, &word); + rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS, + skbdesc->skb_dma); + rt2x00_desc_write(txd, 6, word); - if (skbdesc->desc_len > TXINFO_SIZE) { rt2x00_desc_read(txd, 11, &word); rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, txdesc->length); rt2x00_desc_write(txd, 11, word); } + /* + * Writing TXD word 0 must the last to prevent a race condition with + * the device, whereby the device may take hold of the TXD before we + * finished updating it. + */ rt2x00_desc_read(txd, 0, &word); rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 1); rt2x00_set_field32(&word, TXD_W0_VALID, 1); @@ -1838,6 +1844,13 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, test_bit(ENTRY_TXD_BURST, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher); rt2x00_desc_write(txd, 0, word); + + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txd; + skbdesc->desc_len = + (txdesc->queue == QID_BEACON) ? TXINFO_SIZE : TXD_DESC_SIZE; } /* @@ -1847,7 +1860,7 @@ static void rt61pci_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); + struct queue_entry_priv_pci *entry_priv = entry->priv_data; unsigned int beacon_base; u32 reg; @@ -1863,11 +1876,9 @@ static void rt61pci_write_beacon(struct queue_entry *entry, * Write entire beacon with descriptor to register. */ beacon_base = HW_BEACON_OFFSET(entry->entry_idx); - rt2x00pci_register_multiwrite(rt2x00dev, - beacon_base, - skbdesc->desc, skbdesc->desc_len); - rt2x00pci_register_multiwrite(rt2x00dev, - beacon_base + skbdesc->desc_len, + rt2x00pci_register_multiwrite(rt2x00dev, beacon_base, + entry_priv->desc, TXINFO_SIZE); + rt2x00pci_register_multiwrite(rt2x00dev, beacon_base + TXINFO_SIZE, entry->skb->data, entry->skb->len); /* diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 11c130748206..e35bd19c3c5a 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1441,12 +1441,38 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct txentry_desc *txdesc) { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); - __le32 *txd = skbdesc->desc; + __le32 *txd = (__le32 *)(skb->data - TXD_DESC_SIZE); u32 word; /* * Start writing the descriptor words. */ + rt2x00_desc_read(txd, 0, &word); + rt2x00_set_field32(&word, TXD_W0_BURST, + test_bit(ENTRY_TXD_BURST, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_VALID, 1); + rt2x00_set_field32(&word, TXD_W0_MORE_FRAG, + test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_ACK, + test_bit(ENTRY_TXD_ACK, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_TIMESTAMP, + test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_OFDM, + (txdesc->rate_mode == RATE_MODE_OFDM)); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, + test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, + test_bit(ENTRY_TXD_ENCRYPT_MMIC, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_KEY_TABLE, + test_bit(ENTRY_TXD_ENCRYPT_PAIRWISE, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_KEY_INDEX, txdesc->key_idx); + rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); + rt2x00_set_field32(&word, TXD_W0_BURST2, + test_bit(ENTRY_TXD_BURST, &txdesc->flags)); + rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher); + rt2x00_desc_write(txd, 0, word); + rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, txdesc->queue); rt2x00_set_field32(&word, TXD_W1_AIFSN, txdesc->aifs); @@ -1475,31 +1501,11 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXD_W5_WAITING_DMA_DONE_INT, 1); rt2x00_desc_write(txd, 5, word); - rt2x00_desc_read(txd, 0, &word); - rt2x00_set_field32(&word, TXD_W0_BURST, - test_bit(ENTRY_TXD_BURST, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_VALID, 1); - rt2x00_set_field32(&word, TXD_W0_MORE_FRAG, - test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_ACK, - test_bit(ENTRY_TXD_ACK, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_TIMESTAMP, - test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_OFDM, - (txdesc->rate_mode == RATE_MODE_OFDM)); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); - rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, - test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, - test_bit(ENTRY_TXD_ENCRYPT_MMIC, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_KEY_TABLE, - test_bit(ENTRY_TXD_ENCRYPT_PAIRWISE, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_KEY_INDEX, txdesc->key_idx); - rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); - rt2x00_set_field32(&word, TXD_W0_BURST2, - test_bit(ENTRY_TXD_BURST, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher); - rt2x00_desc_write(txd, 0, word); + /* + * Register descriptor details in skb frame descriptor. + */ + skbdesc->desc = txd; + skbdesc->desc_len = TXD_DESC_SIZE; } /* @@ -1509,18 +1515,10 @@ static void rt73usb_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); unsigned int beacon_base; u32 reg; /* - * Add the descriptor in front of the skb. - */ - skb_push(entry->skb, entry->queue->desc_size); - memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len); - skbdesc->desc = entry->skb->data; - - /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ @@ -1529,6 +1527,11 @@ static void rt73usb_write_beacon(struct queue_entry *entry, rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); /* + * Take the descriptor in front of the skb into account. + */ + skb_push(entry->skb, TXD_DESC_SIZE); + + /* * Write entire beacon with descriptor to register. */ beacon_base = HW_BEACON_OFFSET(entry->entry_idx); diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c index 5bb9e3fff961..b7d9137851ac 100644 --- a/drivers/net/wireless/wl12xx/wl1271_main.c +++ b/drivers/net/wireless/wl12xx/wl1271_main.c @@ -467,6 +467,7 @@ static void wl1271_irq_work(struct work_struct *work) intr = le32_to_cpu(wl->fw_status->intr); if (!intr) { wl1271_debug(DEBUG_IRQ, "Zero interrupt received."); + spin_lock_irqsave(&wl->wl_lock, flags); continue; } @@ -852,7 +853,7 @@ static int wl1271_dev_notify(struct notifier_block *me, unsigned long what, if (wl == wl_temp) break; } - if (wl == NULL) + if (wl != wl_temp) return NOTIFY_DONE; /* Get the interface IP address for the device. "ifa" will become @@ -1558,8 +1559,6 @@ static int wl1271_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, default: wl1271_error("Unsupported key cmd 0x%x", cmd); ret = -EOPNOTSUPP; - goto out_sleep; - break; } |