diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt61pci.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt61pci.c | 495 |
1 files changed, 230 insertions, 265 deletions
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index ecae968ce091..ab52f221cd71 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -24,11 +24,6 @@ Supported chipsets: RT2561, RT2561s, RT2661. */ -/* - * Set enviroment defines for rt2x00.h - */ -#define DRV_NAME "rt61pci" - #include <linux/delay.h> #include <linux/etherdevice.h> #include <linux/init.h> @@ -52,7 +47,7 @@ * the access attempt is considered to have failed, * and we will print an error. */ -static u32 rt61pci_bbp_check(const struct rt2x00_dev *rt2x00dev) +static u32 rt61pci_bbp_check(struct rt2x00_dev *rt2x00dev) { u32 reg; unsigned int i; @@ -67,7 +62,7 @@ static u32 rt61pci_bbp_check(const struct rt2x00_dev *rt2x00dev) return reg; } -static void rt61pci_bbp_write(const struct rt2x00_dev *rt2x00dev, +static void rt61pci_bbp_write(struct rt2x00_dev *rt2x00dev, const unsigned int word, const u8 value) { u32 reg; @@ -93,7 +88,7 @@ static void rt61pci_bbp_write(const struct rt2x00_dev *rt2x00dev, rt2x00pci_register_write(rt2x00dev, PHY_CSR3, reg); } -static void rt61pci_bbp_read(const struct rt2x00_dev *rt2x00dev, +static void rt61pci_bbp_read(struct rt2x00_dev *rt2x00dev, const unsigned int word, u8 *value) { u32 reg; @@ -130,7 +125,7 @@ static void rt61pci_bbp_read(const struct rt2x00_dev *rt2x00dev, *value = rt2x00_get_field32(reg, PHY_CSR3_VALUE); } -static void rt61pci_rf_write(const struct rt2x00_dev *rt2x00dev, +static void rt61pci_rf_write(struct rt2x00_dev *rt2x00dev, const unsigned int word, const u32 value) { u32 reg; @@ -160,7 +155,7 @@ rf_write: rt2x00_rf_write(rt2x00dev, word, value); } -static void rt61pci_mcu_request(const struct rt2x00_dev *rt2x00dev, +static void rt61pci_mcu_request(struct rt2x00_dev *rt2x00dev, const u8 command, const u8 token, const u8 arg0, const u8 arg1) { @@ -220,13 +215,13 @@ static void rt61pci_eepromregister_write(struct eeprom_93cx6 *eeprom) #ifdef CONFIG_RT2X00_LIB_DEBUGFS #define CSR_OFFSET(__word) ( CSR_REG_BASE + ((__word) * sizeof(u32)) ) -static void rt61pci_read_csr(const struct rt2x00_dev *rt2x00dev, +static void rt61pci_read_csr(struct rt2x00_dev *rt2x00dev, const unsigned int word, u32 *data) { rt2x00pci_register_read(rt2x00dev, CSR_OFFSET(word), data); } -static void rt61pci_write_csr(const struct rt2x00_dev *rt2x00dev, +static void rt61pci_write_csr(struct rt2x00_dev *rt2x00dev, const unsigned int word, u32 data) { rt2x00pci_register_write(rt2x00dev, CSR_OFFSET(word), data); @@ -322,7 +317,8 @@ static void rt61pci_config_type(struct rt2x00_dev *rt2x00dev, const int type, */ rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, + (tsf_sync == TSF_SYNC_BEACON)); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, tsf_sync); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -411,8 +407,7 @@ static void rt61pci_config_txpower(struct rt2x00_dev *rt2x00dev, } static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev, - const int antenna_tx, - const int antenna_rx) + struct antenna_setup *ant) { u8 r3; u8 r4; @@ -423,32 +418,39 @@ static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev, rt61pci_bbp_read(rt2x00dev, 77, &r77); rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, - !rt2x00_rf(&rt2x00dev->chip, RF5225)); + rt2x00_rf(&rt2x00dev->chip, RF5325)); - switch (antenna_rx) { - case ANTENNA_SW_DIVERSITY: + /* + * Configure the RX antenna. + */ + switch (ant->rx) { case ANTENNA_HW_DIVERSITY: - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2); + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 2); rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, - !!(rt2x00dev->curr_hwmode != HWMODE_A)); + (rt2x00dev->curr_hwmode != HWMODE_A)); break; case ANTENNA_A: - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1); + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1); rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0); - if (rt2x00dev->curr_hwmode == HWMODE_A) - rt2x00_set_field8(&r77, BBP_R77_PAIR, 0); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0); else - rt2x00_set_field8(&r77, BBP_R77_PAIR, 3); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3); break; + case ANTENNA_SW_DIVERSITY: + /* + * NOTE: We should never come here because rt2x00lib is + * supposed to catch this and send us the correct antenna + * explicitely. However we are nog going to bug about this. + * Instead, just default to antenna B. + */ case ANTENNA_B: - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1); + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1); rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0); - if (rt2x00dev->curr_hwmode == HWMODE_A) - rt2x00_set_field8(&r77, BBP_R77_PAIR, 3); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3); else - rt2x00_set_field8(&r77, BBP_R77_PAIR, 0); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0); break; } @@ -458,8 +460,7 @@ static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev, } static void rt61pci_config_antenna_2x(struct rt2x00_dev *rt2x00dev, - const int antenna_tx, - const int antenna_rx) + struct antenna_setup *ant) { u8 r3; u8 r4; @@ -470,22 +471,31 @@ static void rt61pci_config_antenna_2x(struct rt2x00_dev *rt2x00dev, rt61pci_bbp_read(rt2x00dev, 77, &r77); rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, - !rt2x00_rf(&rt2x00dev->chip, RF2527)); + rt2x00_rf(&rt2x00dev->chip, RF2529)); rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, !test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags)); - switch (antenna_rx) { - case ANTENNA_SW_DIVERSITY: + /* + * Configure the RX antenna. + */ + switch (ant->rx) { case ANTENNA_HW_DIVERSITY: - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2); + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 2); break; case ANTENNA_A: - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1); - rt2x00_set_field8(&r77, BBP_R77_PAIR, 3); + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3); break; + case ANTENNA_SW_DIVERSITY: + /* + * NOTE: We should never come here because rt2x00lib is + * supposed to catch this and send us the correct antenna + * explicitely. However we are nog going to bug about this. + * Instead, just default to antenna B. + */ case ANTENNA_B: - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1); - rt2x00_set_field8(&r77, BBP_R77_PAIR, 0); + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0); break; } @@ -501,23 +511,18 @@ static void rt61pci_config_antenna_2529_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, MAC_CSR13, ®); - if (p1 != 0xff) { - rt2x00_set_field32(®, MAC_CSR13_BIT4, !!p1); - rt2x00_set_field32(®, MAC_CSR13_BIT12, 0); - rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg); - } - if (p2 != 0xff) { - rt2x00_set_field32(®, MAC_CSR13_BIT3, !p2); - rt2x00_set_field32(®, MAC_CSR13_BIT11, 0); - rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg); - } + rt2x00_set_field32(®, MAC_CSR13_BIT4, p1); + rt2x00_set_field32(®, MAC_CSR13_BIT12, 0); + + rt2x00_set_field32(®, MAC_CSR13_BIT3, !p2); + rt2x00_set_field32(®, MAC_CSR13_BIT11, 0); + + rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg); } static void rt61pci_config_antenna_2529(struct rt2x00_dev *rt2x00dev, - const int antenna_tx, - const int antenna_rx) + struct antenna_setup *ant) { - u16 eeprom; u8 r3; u8 r4; u8 r77; @@ -525,70 +530,36 @@ static void rt61pci_config_antenna_2529(struct rt2x00_dev *rt2x00dev, rt61pci_bbp_read(rt2x00dev, 3, &r3); rt61pci_bbp_read(rt2x00dev, 4, &r4); rt61pci_bbp_read(rt2x00dev, 77, &r77); - rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); - rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0); - - if (rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY) && - rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) { - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2); - rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 1); - rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 1); - } else if (rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY)) { - if (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED) >= 2) { - rt2x00_set_field8(&r77, BBP_R77_PAIR, 3); - rt61pci_bbp_write(rt2x00dev, 77, r77); - } - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1); - rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1); - } else if (!rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY) && - rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) { - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2); - rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0); - - switch (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED)) { - case 0: - rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 1); - break; - case 1: - rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 0); - break; - case 2: - rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 0); - break; - case 3: - rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1); - break; - } - } else if (!rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY) && - !rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) { - rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1); - rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0); + /* FIXME: Antenna selection for the rf 2529 is very confusing in the + * legacy driver. The code below should be ok for non-diversity setups. + */ - switch (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED)) { - case 0: - rt2x00_set_field8(&r77, BBP_R77_PAIR, 0); - rt61pci_bbp_write(rt2x00dev, 77, r77); - rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 1); - break; - case 1: - rt2x00_set_field8(&r77, BBP_R77_PAIR, 0); - rt61pci_bbp_write(rt2x00dev, 77, r77); - rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 0); - break; - case 2: - rt2x00_set_field8(&r77, BBP_R77_PAIR, 3); - rt61pci_bbp_write(rt2x00dev, 77, r77); - rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 0); - break; - case 3: - rt2x00_set_field8(&r77, BBP_R77_PAIR, 3); - rt61pci_bbp_write(rt2x00dev, 77, r77); - rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1); - break; - } + /* + * Configure the RX antenna. + */ + switch (ant->rx) { + case ANTENNA_A: + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0); + rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 0); + break; + case ANTENNA_SW_DIVERSITY: + case ANTENNA_HW_DIVERSITY: + /* + * NOTE: We should never come here because rt2x00lib is + * supposed to catch this and send us the correct antenna + * explicitely. However we are nog going to bug about this. + * Instead, just default to antenna B. + */ + case ANTENNA_B: + rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1); + rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3); + rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1); + break; } + rt61pci_bbp_write(rt2x00dev, 77, r77); rt61pci_bbp_write(rt2x00dev, 3, r3); rt61pci_bbp_write(rt2x00dev, 4, r4); } @@ -625,46 +596,44 @@ static const struct antenna_sel antenna_sel_bg[] = { }; static void rt61pci_config_antenna(struct rt2x00_dev *rt2x00dev, - const int antenna_tx, const int antenna_rx) + struct antenna_setup *ant) { const struct antenna_sel *sel; unsigned int lna; unsigned int i; u32 reg; - rt2x00pci_register_read(rt2x00dev, PHY_CSR0, ®); - if (rt2x00dev->curr_hwmode == HWMODE_A) { sel = antenna_sel_a; lna = test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags); - - rt2x00_set_field32(®, PHY_CSR0_PA_PE_BG, 0); - rt2x00_set_field32(®, PHY_CSR0_PA_PE_A, 1); } else { sel = antenna_sel_bg; lna = test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags); - - rt2x00_set_field32(®, PHY_CSR0_PA_PE_BG, 1); - rt2x00_set_field32(®, PHY_CSR0_PA_PE_A, 0); } for (i = 0; i < ARRAY_SIZE(antenna_sel_a); i++) rt61pci_bbp_write(rt2x00dev, sel[i].word, sel[i].value[lna]); + rt2x00pci_register_read(rt2x00dev, PHY_CSR0, ®); + + rt2x00_set_field32(®, PHY_CSR0_PA_PE_BG, + (rt2x00dev->curr_hwmode == HWMODE_B || + rt2x00dev->curr_hwmode == HWMODE_G)); + rt2x00_set_field32(®, PHY_CSR0_PA_PE_A, + (rt2x00dev->curr_hwmode == HWMODE_A)); + rt2x00pci_register_write(rt2x00dev, PHY_CSR0, reg); if (rt2x00_rf(&rt2x00dev->chip, RF5225) || rt2x00_rf(&rt2x00dev->chip, RF5325)) - rt61pci_config_antenna_5x(rt2x00dev, antenna_tx, antenna_rx); + rt61pci_config_antenna_5x(rt2x00dev, ant); else if (rt2x00_rf(&rt2x00dev->chip, RF2527)) - rt61pci_config_antenna_2x(rt2x00dev, antenna_tx, antenna_rx); + rt61pci_config_antenna_2x(rt2x00dev, ant); else if (rt2x00_rf(&rt2x00dev->chip, RF2529)) { if (test_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags)) - rt61pci_config_antenna_2x(rt2x00dev, antenna_tx, - antenna_rx); + rt61pci_config_antenna_2x(rt2x00dev, ant); else - rt61pci_config_antenna_2529(rt2x00dev, antenna_tx, - antenna_rx); + rt61pci_config_antenna_2529(rt2x00dev, ant); } } @@ -709,8 +678,7 @@ static void rt61pci_config(struct rt2x00_dev *rt2x00dev, if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL)) rt61pci_config_txpower(rt2x00dev, libconf->conf->power_level); if (flags & CONFIG_UPDATE_ANTENNA) - rt61pci_config_antenna(rt2x00dev, libconf->conf->antenna_sel_tx, - libconf->conf->antenna_sel_rx); + rt61pci_config_antenna(rt2x00dev, &libconf->ant); if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT)) rt61pci_config_duration(rt2x00dev, libconf); } @@ -721,7 +689,6 @@ static void rt61pci_config(struct rt2x00_dev *rt2x00dev, static void rt61pci_enable_led(struct rt2x00_dev *rt2x00dev) { u32 reg; - u16 led_reg; u8 arg0; u8 arg1; @@ -730,15 +697,14 @@ static void rt61pci_enable_led(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, MAC_CSR14_OFF_PERIOD, 30); rt2x00pci_register_write(rt2x00dev, MAC_CSR14, reg); - led_reg = rt2x00dev->led_reg; - rt2x00_set_field16(&led_reg, MCU_LEDCS_RADIO_STATUS, 1); - if (rt2x00dev->rx_status.phymode == MODE_IEEE80211A) - rt2x00_set_field16(&led_reg, MCU_LEDCS_LINK_A_STATUS, 1); - else - rt2x00_set_field16(&led_reg, MCU_LEDCS_LINK_BG_STATUS, 1); + rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_RADIO_STATUS, 1); + rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LINK_A_STATUS, + (rt2x00dev->rx_status.phymode == MODE_IEEE80211A)); + rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LINK_BG_STATUS, + (rt2x00dev->rx_status.phymode != MODE_IEEE80211A)); - arg0 = led_reg & 0xff; - arg1 = (led_reg >> 8) & 0xff; + arg0 = rt2x00dev->led_reg & 0xff; + arg1 = (rt2x00dev->led_reg >> 8) & 0xff; rt61pci_mcu_request(rt2x00dev, MCU_LED, 0xff, arg0, arg1); } @@ -792,7 +758,8 @@ static void rt61pci_activity_led(struct rt2x00_dev *rt2x00dev, int rssi) /* * Link tuning */ -static void rt61pci_link_stats(struct rt2x00_dev *rt2x00dev) +static void rt61pci_link_stats(struct rt2x00_dev *rt2x00dev, + struct link_qual *qual) { u32 reg; @@ -800,14 +767,13 @@ static void rt61pci_link_stats(struct rt2x00_dev *rt2x00dev) * Update FCS error count from register. */ rt2x00pci_register_read(rt2x00dev, STA_CSR0, ®); - rt2x00dev->link.rx_failed = rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR); + qual->rx_failed = rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR); /* * Update False CCA count from register. */ rt2x00pci_register_read(rt2x00dev, STA_CSR1, ®); - rt2x00dev->link.false_cca = - rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR); + qual->false_cca = rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR); } static void rt61pci_reset_tuner(struct rt2x00_dev *rt2x00dev) @@ -904,11 +870,11 @@ static void rt61pci_link_tuner(struct rt2x00_dev *rt2x00dev) * r17 does not yet exceed upper limit, continue and base * the r17 tuning on the false CCA count. */ - if (rt2x00dev->link.false_cca > 512 && r17 < up_bound) { + if (rt2x00dev->link.qual.false_cca > 512 && r17 < up_bound) { if (++r17 > up_bound) r17 = up_bound; rt61pci_bbp_write(rt2x00dev, 17, r17); - } else if (rt2x00dev->link.false_cca < 100 && r17 > low_bound) { + } else if (rt2x00dev->link.qual.false_cca < 100 && r17 > low_bound) { if (--r17 < low_bound) r17 = low_bound; rt61pci_bbp_write(rt2x00dev, 17, r17); @@ -1023,64 +989,46 @@ static int rt61pci_load_firmware(struct rt2x00_dev *rt2x00dev, void *data, return 0; } -static void rt61pci_init_rxring(struct rt2x00_dev *rt2x00dev) +static void rt61pci_init_rxentry(struct rt2x00_dev *rt2x00dev, + struct data_entry *entry) { - struct data_ring *ring = rt2x00dev->rx; - struct data_desc *rxd; - unsigned int i; + __le32 *rxd = entry->priv; u32 word; - memset(ring->data_addr, 0x00, rt2x00_get_ring_size(ring)); - - for (i = 0; i < ring->stats.limit; i++) { - rxd = ring->entry[i].priv; - - rt2x00_desc_read(rxd, 5, &word); - rt2x00_set_field32(&word, RXD_W5_BUFFER_PHYSICAL_ADDRESS, - ring->entry[i].data_dma); - rt2x00_desc_write(rxd, 5, word); + rt2x00_desc_read(rxd, 5, &word); + rt2x00_set_field32(&word, RXD_W5_BUFFER_PHYSICAL_ADDRESS, + entry->data_dma); + rt2x00_desc_write(rxd, 5, word); - rt2x00_desc_read(rxd, 0, &word); - rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1); - rt2x00_desc_write(rxd, 0, word); - } - - rt2x00_ring_index_clear(rt2x00dev->rx); + rt2x00_desc_read(rxd, 0, &word); + rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1); + rt2x00_desc_write(rxd, 0, word); } -static void rt61pci_init_txring(struct rt2x00_dev *rt2x00dev, const int queue) +static void rt61pci_init_txentry(struct rt2x00_dev *rt2x00dev, + struct data_entry *entry) { - struct data_ring *ring = rt2x00lib_get_ring(rt2x00dev, queue); - struct data_desc *txd; - unsigned int i; + __le32 *txd = entry->priv; u32 word; - memset(ring->data_addr, 0x00, rt2x00_get_ring_size(ring)); - - for (i = 0; i < ring->stats.limit; i++) { - txd = ring->entry[i].priv; - - rt2x00_desc_read(txd, 1, &word); - rt2x00_set_field32(&word, TXD_W1_BUFFER_COUNT, 1); - rt2x00_desc_write(txd, 1, word); - - rt2x00_desc_read(txd, 5, &word); - rt2x00_set_field32(&word, TXD_W5_PID_TYPE, queue); - rt2x00_set_field32(&word, TXD_W5_PID_SUBTYPE, i); - rt2x00_desc_write(txd, 5, word); + rt2x00_desc_read(txd, 1, &word); + rt2x00_set_field32(&word, TXD_W1_BUFFER_COUNT, 1); + rt2x00_desc_write(txd, 1, word); - rt2x00_desc_read(txd, 6, &word); - rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS, - ring->entry[i].data_dma); - rt2x00_desc_write(txd, 6, word); + rt2x00_desc_read(txd, 5, &word); + rt2x00_set_field32(&word, TXD_W5_PID_TYPE, entry->ring->queue_idx); + rt2x00_set_field32(&word, TXD_W5_PID_SUBTYPE, entry->entry_idx); + rt2x00_desc_write(txd, 5, word); - rt2x00_desc_read(txd, 0, &word); - rt2x00_set_field32(&word, TXD_W0_VALID, 0); - rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0); - rt2x00_desc_write(txd, 0, word); - } + rt2x00_desc_read(txd, 6, &word); + rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS, + entry->data_dma); + rt2x00_desc_write(txd, 6, word); - rt2x00_ring_index_clear(ring); + rt2x00_desc_read(txd, 0, &word); + rt2x00_set_field32(&word, TXD_W0_VALID, 0); + rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0); + rt2x00_desc_write(txd, 0, word); } static int rt61pci_init_rings(struct rt2x00_dev *rt2x00dev) @@ -1088,16 +1036,6 @@ static int rt61pci_init_rings(struct rt2x00_dev *rt2x00dev) u32 reg; /* - * Initialize rings. - */ - rt61pci_init_rxring(rt2x00dev); - rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA0); - rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA1); - rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA2); - rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA3); - rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA4); - - /* * Initialize registers. */ rt2x00pci_register_read(rt2x00dev, TX_RING_CSR0, ®); @@ -1565,12 +1503,12 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, * TX descriptor initialization */ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, - struct data_desc *txd, - struct txdata_entry_desc *desc, - struct ieee80211_hdr *ieee80211hdr, - unsigned int length, - struct ieee80211_tx_control *control) + struct sk_buff *skb, + struct txdata_entry_desc *desc, + struct ieee80211_tx_control *control) { + struct skb_desc *skbdesc = get_skb_desc(skb); + __le32 *txd = skbdesc->desc; u32 word; /* @@ -1599,7 +1537,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_desc_write(txd, 5, word); rt2x00_desc_read(txd, 11, &word); - rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, length); + rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, skbdesc->data_len); rt2x00_desc_write(txd, 11, word); rt2x00_desc_read(txd, 0, &word); @@ -1608,7 +1546,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXD_W0_MORE_FRAG, test_bit(ENTRY_TXD_MORE_FRAG, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_ACK, - !(control->flags & IEEE80211_TXCTL_NO_ACK)); + test_bit(ENTRY_TXD_ACK, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_TIMESTAMP, test_bit(ENTRY_TXD_REQ_TIMESTAMP, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_OFDM, @@ -1618,7 +1556,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, !!(control->flags & IEEE80211_TXCTL_LONG_RETRY_LIMIT)); rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, 0); - rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, length); + rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skbdesc->data_len); rt2x00_set_field32(&word, TXD_W0_BURST, test_bit(ENTRY_TXD_BURST, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE); @@ -1649,16 +1587,16 @@ static void rt61pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev, } rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); - if (queue == IEEE80211_TX_QUEUE_DATA0) - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, 1); - else if (queue == IEEE80211_TX_QUEUE_DATA1) - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, 1); - else if (queue == IEEE80211_TX_QUEUE_DATA2) - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, 1); - else if (queue == IEEE80211_TX_QUEUE_DATA3) - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, 1); - else if (queue == IEEE80211_TX_QUEUE_DATA4) - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_MGMT, 1); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, + (queue == IEEE80211_TX_QUEUE_DATA0)); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, + (queue == IEEE80211_TX_QUEUE_DATA1)); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, + (queue == IEEE80211_TX_QUEUE_DATA2)); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, + (queue == IEEE80211_TX_QUEUE_DATA3)); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_MGMT, + (queue == IEEE80211_TX_QUEUE_DATA4)); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); } @@ -1709,7 +1647,7 @@ static int rt61pci_agc_to_rssi(struct rt2x00_dev *rt2x00dev, int rxd_w1) static void rt61pci_fill_rxdone(struct data_entry *entry, struct rxdata_entry_desc *desc) { - struct data_desc *rxd = entry->priv; + __le32 *rxd = entry->priv; u32 word0; u32 word1; @@ -1727,8 +1665,7 @@ static void rt61pci_fill_rxdone(struct data_entry *entry, desc->rssi = rt61pci_agc_to_rssi(entry->ring->rt2x00dev, word1); desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); - - return; + desc->my_bss = !!rt2x00_get_field32(word0, RXD_W0_MY_BSS); } /* @@ -1739,7 +1676,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) struct data_ring *ring; struct data_entry *entry; struct data_entry *entry_done; - struct data_desc *txd; + __le32 *txd; u32 word; u32 reg; u32 old_reg; @@ -1809,24 +1746,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) tx_status = rt2x00_get_field32(reg, STA_CSR4_TX_RESULT); retry = rt2x00_get_field32(reg, STA_CSR4_RETRY_COUNT); - rt2x00lib_txdone(entry, tx_status, retry); - - /* - * Make this entry available for reuse. - */ - entry->flags = 0; - rt2x00_set_field32(&word, TXD_W0_VALID, 0); - rt2x00_desc_write(txd, 0, word); - rt2x00_ring_index_done_inc(entry->ring); - - /* - * If the data ring was full before the txdone handler - * we must make sure the packet queue in the mac80211 stack - * is reenabled when the txdone handler has finished. - */ - if (!rt2x00_ring_full(ring)) - ieee80211_wake_queue(rt2x00dev->hw, - entry->tx_status.control.queue); + rt2x00pci_txdone(rt2x00dev, entry, tx_status, retry); } } @@ -1920,8 +1840,10 @@ static int rt61pci_validate_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word); if (word == 0xffff) { rt2x00_set_field16(&word, EEPROM_ANTENNA_NUM, 2); - rt2x00_set_field16(&word, EEPROM_ANTENNA_TX_DEFAULT, 2); - rt2x00_set_field16(&word, EEPROM_ANTENNA_RX_DEFAULT, 2); + rt2x00_set_field16(&word, EEPROM_ANTENNA_TX_DEFAULT, + ANTENNA_B); + rt2x00_set_field16(&word, EEPROM_ANTENNA_RX_DEFAULT, + ANTENNA_B); rt2x00_set_field16(&word, EEPROM_ANTENNA_FRAME_TYPE, 0); rt2x00_set_field16(&word, EEPROM_ANTENNA_DYN_TXAGC, 0); rt2x00_set_field16(&word, EEPROM_ANTENNA_HARDWARE_RADIO, 0); @@ -2025,11 +1947,17 @@ static int rt61pci_init_eeprom(struct rt2x00_dev *rt2x00dev) } /* + * Determine number of antenna's. + */ + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_NUM) == 2) + __set_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags); + + /* * Identify default antenna configuration. */ - rt2x00dev->hw->conf.antenna_sel_tx = + rt2x00dev->default_ant.tx = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TX_DEFAULT); - rt2x00dev->hw->conf.antenna_sel_rx = + rt2x00dev->default_ant.rx = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_DEFAULT); /* @@ -2039,12 +1967,6 @@ static int rt61pci_init_eeprom(struct rt2x00_dev *rt2x00dev) __set_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags); /* - * Determine number of antenna's. - */ - if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_NUM) == 2) - __set_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags); - - /* * Detect if this device has an hardware controlled radio. */ #ifdef CONFIG_RT61PCI_RFKILL @@ -2072,6 +1994,38 @@ static int rt61pci_init_eeprom(struct rt2x00_dev *rt2x00dev) __set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags); /* + * When working with a RF2529 chip without double antenna + * the antenna settings should be gathered from the NIC + * eeprom word. + */ + if (rt2x00_rf(&rt2x00dev->chip, RF2529) && + !test_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags)) { + switch (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED)) { + case 0: + rt2x00dev->default_ant.tx = ANTENNA_B; + rt2x00dev->default_ant.rx = ANTENNA_A; + break; + case 1: + rt2x00dev->default_ant.tx = ANTENNA_B; + rt2x00dev->default_ant.rx = ANTENNA_B; + break; + case 2: + rt2x00dev->default_ant.tx = ANTENNA_A; + rt2x00dev->default_ant.rx = ANTENNA_A; + break; + case 3: + rt2x00dev->default_ant.tx = ANTENNA_A; + rt2x00dev->default_ant.rx = ANTENNA_B; + break; + } + + if (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) + rt2x00dev->default_ant.tx = ANTENNA_SW_DIVERSITY; + if (rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY)) + rt2x00dev->default_ant.rx = ANTENNA_SW_DIVERSITY; + } + + /* * Store led settings, for correct led behaviour. * If the eeprom value is invalid, * switch to default led mode. @@ -2325,7 +2279,6 @@ static void rt61pci_configure_filter(struct ieee80211_hw *hw, struct dev_addr_list *mc_list) { struct rt2x00_dev *rt2x00dev = hw->priv; - struct interface *intf = &rt2x00dev->interface; u32 reg; /* @@ -2344,22 +2297,19 @@ static void rt61pci_configure_filter(struct ieee80211_hw *hw, * Apply some rules to the filters: * - Some filters imply different filters to be set. * - Some things we can't filter out at all. - * - Some filters are set based on interface type. */ if (mc_count) *total_flags |= FIF_ALLMULTI; if (*total_flags & FIF_OTHER_BSS || *total_flags & FIF_PROMISC_IN_BSS) *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; - if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) - *total_flags |= FIF_PROMISC_IN_BSS; /* * Check if there is any work left for us. */ - if (intf->filter == *total_flags) + if (rt2x00dev->packet_filter == *total_flags) return; - intf->filter = *total_flags; + rt2x00dev->packet_filter = *total_flags; /* * Start configuration steps. @@ -2426,6 +2376,9 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, struct ieee80211_tx_control *control) { struct rt2x00_dev *rt2x00dev = hw->priv; + struct skb_desc *desc; + struct data_ring *ring; + struct data_entry *entry; /* * Just in case the ieee80211 doesn't set this, @@ -2433,6 +2386,8 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, * initialization. */ control->queue = IEEE80211_TX_QUEUE_BEACON; + ring = rt2x00lib_get_ring(rt2x00dev, control->queue); + entry = rt2x00_get_data_entry(ring); /* * We need to append the descriptor in front of the @@ -2446,15 +2401,23 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, } /* - * First we create the beacon. + * Add the descriptor in front of the skb. + */ + skb_push(skb, ring->desc_size); + memset(skb->data, 0, ring->desc_size); + + /* + * Fill in skb descriptor */ - skb_push(skb, TXD_DESC_SIZE); - memset(skb->data, 0, TXD_DESC_SIZE); + desc = get_skb_desc(skb); + desc->desc_len = ring->desc_size; + desc->data_len = skb->len - ring->desc_size; + desc->desc = skb->data; + desc->data = skb->data + ring->desc_size; + desc->ring = ring; + desc->entry = entry; - rt2x00lib_write_tx_desc(rt2x00dev, (struct data_desc *)skb->data, - (struct ieee80211_hdr *)(skb->data + - TXD_DESC_SIZE), - skb->len - TXD_DESC_SIZE, control); + rt2x00lib_write_tx_desc(rt2x00dev, skb, control); /* * Write entire beacon with descriptor to register, @@ -2478,7 +2441,7 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = { .configure_filter = rt61pci_configure_filter, .get_stats = rt2x00mac_get_stats, .set_retry_limit = rt61pci_set_retry_limit, - .erp_ie_changed = rt2x00mac_erp_ie_changed, + .bss_info_changed = rt2x00mac_bss_info_changed, .conf_tx = rt2x00mac_conf_tx, .get_tx_stats = rt2x00mac_get_tx_stats, .get_tsf = rt61pci_get_tsf, @@ -2493,6 +2456,8 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .load_firmware = rt61pci_load_firmware, .initialize = rt2x00pci_initialize, .uninitialize = rt2x00pci_uninitialize, + .init_rxentry = rt61pci_init_rxentry, + .init_txentry = rt61pci_init_txentry, .set_device_state = rt61pci_set_device_state, .rfkill_poll = rt61pci_rfkill_poll, .link_stats = rt61pci_link_stats, @@ -2510,7 +2475,7 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { }; static const struct rt2x00_ops rt61pci_ops = { - .name = DRV_NAME, + .name = KBUILD_MODNAME, .rxd_size = RXD_DESC_SIZE, .txd_size = TXD_DESC_SIZE, .eeprom_size = EEPROM_SIZE, @@ -2547,7 +2512,7 @@ MODULE_FIRMWARE(FIRMWARE_RT2661); MODULE_LICENSE("GPL"); static struct pci_driver rt61pci_driver = { - .name = DRV_NAME, + .name = KBUILD_MODNAME, .id_table = rt61pci_device_table, .probe = rt2x00pci_probe, .remove = __devexit_p(rt2x00pci_remove), |