diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/core.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/core.c | 188 |
1 files changed, 41 insertions, 147 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/core.c b/drivers/net/wireless/realtek/rtl8xxxu/core.c index 3ded5952729f..c06ad064f37c 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/core.c @@ -20,7 +20,6 @@ #define DRIVER_NAME "rtl8xxxu" int rtl8xxxu_debug; -static bool rtl8xxxu_ht40_2g; static bool rtl8xxxu_dma_aggregation; static int rtl8xxxu_dma_agg_timeout = -1; static int rtl8xxxu_dma_agg_pages = -1; @@ -45,8 +44,6 @@ MODULE_FIRMWARE("rtlwifi/rtl8192fufw.bin"); module_param_named(debug, rtl8xxxu_debug, int, 0600); MODULE_PARM_DESC(debug, "Set debug mask"); -module_param_named(ht40_2g, rtl8xxxu_ht40_2g, bool, 0600); -MODULE_PARM_DESC(ht40_2g, "Enable HT40 support on the 2.4GHz band"); module_param_named(dma_aggregation, rtl8xxxu_dma_aggregation, bool, 0600); MODULE_PARM_DESC(dma_aggregation, "Enable DMA packet aggregation"); module_param_named(dma_agg_timeout, rtl8xxxu_dma_agg_timeout, int, 0600); @@ -1252,7 +1249,7 @@ void rtl8xxxu_gen1_config_channel(struct ieee80211_hw *hw) opmode &= ~BW_OPMODE_20MHZ; rtl8xxxu_write8(priv, REG_BW_OPMODE, opmode); rsr &= ~RSR_RSC_BANDWIDTH_40M; - if (sec_ch_above) + if (!sec_ch_above) rsr |= RSR_RSC_UPPER_SUB_CHANNEL; else rsr |= RSR_RSC_LOWER_SUB_CHANNEL; @@ -1321,9 +1318,8 @@ void rtl8xxxu_gen1_config_channel(struct ieee80211_hw *hw) for (i = RF_A; i < priv->rf_paths; i++) { val32 = rtl8xxxu_read_rfreg(priv, i, RF6052_REG_MODE_AG); - if (hw->conf.chandef.width == NL80211_CHAN_WIDTH_40) - val32 &= ~MODE_AG_CHANNEL_20MHZ; - else + val32 &= ~MODE_AG_BW_MASK; + if (hw->conf.chandef.width != NL80211_CHAN_WIDTH_40) val32 |= MODE_AG_CHANNEL_20MHZ; rtl8xxxu_write_rfreg(priv, i, RF6052_REG_MODE_AG, val32); } @@ -1374,9 +1370,11 @@ void rtl8xxxu_gen2_config_channel(struct ieee80211_hw *hw) hw->conf.chandef.chan->center_freq) { sec_ch_above = 1; channel += 2; + subchannel = 2; } else { sec_ch_above = 0; channel -= 2; + subchannel = 1; } val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE); @@ -3637,54 +3635,6 @@ static void rtl8xxxu_set_ampdu_min_space(struct rtl8xxxu_priv *priv, u8 density) rtl8xxxu_write8(priv, REG_AMPDU_MIN_SPACE, val8); } -static int rtl8xxxu_active_to_emu(struct rtl8xxxu_priv *priv) -{ - u8 val8; - int count, ret = 0; - - /* Start of rtl8723AU_card_enable_flow */ - /* Act to Cardemu sequence*/ - /* Turn off RF */ - rtl8xxxu_write8(priv, REG_RF_CTRL, 0); - - /* 0x004E[7] = 0, switch DPDT_SEL_P output from register 0x0065[2] */ - val8 = rtl8xxxu_read8(priv, REG_LEDCFG2); - val8 &= ~LEDCFG2_DPDT_SELECT; - rtl8xxxu_write8(priv, REG_LEDCFG2, val8); - - /* 0x0005[1] = 1 turn off MAC by HW state machine*/ - val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); - val8 |= BIT(1); - rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); - - for (count = RTL8XXXU_MAX_REG_POLL; count; count--) { - val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); - if ((val8 & BIT(1)) == 0) - break; - udelay(10); - } - - if (!count) { - dev_warn(&priv->udev->dev, "%s: Disabling MAC timed out\n", - __func__); - ret = -EBUSY; - goto exit; - } - - /* 0x0000[5] = 1 analog Ips to digital, 1:isolation */ - val8 = rtl8xxxu_read8(priv, REG_SYS_ISO_CTRL); - val8 |= SYS_ISO_ANALOG_IPS; - rtl8xxxu_write8(priv, REG_SYS_ISO_CTRL, val8); - - /* 0x0020[0] = 0 disable LDOA12 MACRO block*/ - val8 = rtl8xxxu_read8(priv, REG_LDOA15_CTRL); - val8 &= ~LDOA15_ENABLE; - rtl8xxxu_write8(priv, REG_LDOA15_CTRL, val8); - -exit: - return ret; -} - int rtl8xxxu_active_to_lps(struct rtl8xxxu_priv *priv) { u8 val8; @@ -3761,31 +3711,6 @@ void rtl8xxxu_disabled_to_emu(struct rtl8xxxu_priv *priv) rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); } -static int rtl8xxxu_emu_to_disabled(struct rtl8xxxu_priv *priv) -{ - u8 val8; - - /* 0x0007[7:0] = 0x20 SOP option to disable BG/MB */ - rtl8xxxu_write8(priv, REG_APS_FSMCO + 3, 0x20); - - /* 0x04[12:11] = 01 enable WL suspend */ - val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); - val8 &= ~BIT(4); - val8 |= BIT(3); - rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); - - val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); - val8 |= BIT(7); - rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); - - /* 0x48[16] = 1 to enable GPIO9 as EXT wakeup */ - val8 = rtl8xxxu_read8(priv, REG_GPIO_INTM + 2); - val8 |= BIT(0); - rtl8xxxu_write8(priv, REG_GPIO_INTM + 2, val8); - - return 0; -} - int rtl8xxxu_flush_fifo(struct rtl8xxxu_priv *priv) { struct device *dev = &priv->udev->dev; @@ -3863,56 +3788,6 @@ void rtl8xxxu_gen2_usb_quirks(struct rtl8xxxu_priv *priv) rtl8xxxu_write32(priv, REG_TXDMA_OFFSET_CHK, val32); } -void rtl8xxxu_power_off(struct rtl8xxxu_priv *priv) -{ - u8 val8; - u16 val16; - u32 val32; - - /* - * Workaround for 8188RU LNA power leakage problem. - */ - if (priv->rtl_chip == RTL8188R) { - val32 = rtl8xxxu_read32(priv, REG_FPGA0_XCD_RF_PARM); - val32 |= BIT(1); - rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_PARM, val32); - } - - rtl8xxxu_flush_fifo(priv); - - rtl8xxxu_active_to_lps(priv); - - /* Turn off RF */ - rtl8xxxu_write8(priv, REG_RF_CTRL, 0x00); - - /* Reset Firmware if running in RAM */ - if (rtl8xxxu_read8(priv, REG_MCU_FW_DL) & MCU_FW_RAM_SEL) - rtl8xxxu_firmware_self_reset(priv); - - /* Reset MCU */ - val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); - val16 &= ~SYS_FUNC_CPU_ENABLE; - rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); - - /* Reset MCU ready status */ - rtl8xxxu_write8(priv, REG_MCU_FW_DL, 0x00); - - rtl8xxxu_active_to_emu(priv); - rtl8xxxu_emu_to_disabled(priv); - - /* Reset MCU IO Wrapper */ - val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1); - val8 &= ~BIT(0); - rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8); - - val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1); - val8 |= BIT(0); - rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8); - - /* RSV_CTRL 0x1C[7:0] = 0x0e lock ISO/CLK/Power control register */ - rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0e); -} - void rtl8723bu_set_ps_tdma(struct rtl8xxxu_priv *priv, u8 arg1, u8 arg2, u8 arg3, u8 arg4, u8 arg5) { @@ -5018,8 +4893,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, sgi = 1; highest_rate = fls(ramask) - 1; - if (rtl8xxxu_ht40_2g && - (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) + if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) bw = RATE_INFO_BW_40; else bw = RATE_INFO_BW_20; @@ -5345,9 +5219,19 @@ rtl8xxxu_fill_txdesc_v1(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr, tx_desc->txdw5 |= cpu_to_le32(TXDESC32_RETRY_LIMIT_ENABLE); } - if (ieee80211_is_data_qos(hdr->frame_control)) + if (ieee80211_is_data_qos(hdr->frame_control)) { tx_desc->txdw4 |= cpu_to_le32(TXDESC32_QOS); + if (conf_is_ht40(&hw->conf)) { + tx_desc->txdw4 |= cpu_to_le32(TXDESC_DATA_BW); + + if (conf_is_ht40_minus(&hw->conf)) + tx_desc->txdw4 |= cpu_to_le32(TXDESC_PRIME_CH_OFF_UPPER); + else + tx_desc->txdw4 |= cpu_to_le32(TXDESC_PRIME_CH_OFF_LOWER); + } + } + if (short_preamble) tx_desc->txdw4 |= cpu_to_le32(TXDESC32_SHORT_PREAMBLE); @@ -5813,7 +5697,7 @@ static void jaguar2_rx_parse_phystats_type1(struct rtl8xxxu_priv *priv, !rtl8xxxu_is_sta_sta(priv) && (rtl8xxxu_is_packet_match_bssid(priv, hdr, 0) || rtl8xxxu_is_packet_match_bssid(priv, hdr, 1)); - u8 pwdb_max = 0; + u8 pwdb_max = 0, rxsc; int rx_path; if (parse_cfo) { @@ -5828,6 +5712,16 @@ static void jaguar2_rx_parse_phystats_type1(struct rtl8xxxu_priv *priv, pwdb_max = max(pwdb_max, phy_stats1->pwdb[rx_path]); rx_status->signal = pwdb_max - 110; + + if (rxmcs >= DESC_RATE_6M && rxmcs <= DESC_RATE_54M) + rxsc = phy_stats1->l_rxsc; + else + rxsc = phy_stats1->ht_rxsc; + + if (phy_stats1->rf_mode == 0 || rxsc == 1 || rxsc == 2) + rx_status->bw = RATE_INFO_BW_20; + else + rx_status->bw = RATE_INFO_BW_40; } static void jaguar2_rx_parse_phystats_type2(struct rtl8xxxu_priv *priv, @@ -6454,6 +6348,8 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) rtl8xxxu_rx_update_rssi(priv, rx_status, hdr); + } else { + rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; } rx_status->mactime = rx_desc->tsfl; @@ -6560,6 +6456,8 @@ int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb) rtl8xxxu_rx_update_rssi(priv, rx_status, hdr); + } else { + rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; } rx_status->mactime = rx_desc->tsfl; @@ -7906,15 +7804,15 @@ static int rtl8xxxu_probe(struct usb_interface *interface, goto err_set_intfdata; } + if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) + rtl8xxxu_dump_efuse(priv); + ret = priv->fops->parse_efuse(priv); if (ret) { dev_err(&udev->dev, "Fatal - failed to parse EFuse\n"); goto err_set_intfdata; } - if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) - rtl8xxxu_dump_efuse(priv); - rtl8xxxu_print_chipinfo(priv); ret = priv->fops->load_firmware(priv); @@ -7949,7 +7847,8 @@ static int rtl8xxxu_probe(struct usb_interface *interface, sband->ht_cap.ht_supported = true; sband->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; sband->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; - sband->ht_cap.cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40; + sband->ht_cap.cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_SUP_WIDTH_20_40; memset(&sband->ht_cap.mcs, 0, sizeof(sband->ht_cap.mcs)); sband->ht_cap.mcs.rx_mask[0] = 0xff; sband->ht_cap.mcs.rx_mask[4] = 0x01; @@ -7958,15 +7857,7 @@ static int rtl8xxxu_probe(struct usb_interface *interface, sband->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; } sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; - /* - * Some APs will negotiate HT20_40 in a noisy environment leading - * to miserable performance. Rather than defaulting to this, only - * enable it if explicitly requested at module load time. - */ - if (rtl8xxxu_ht40_2g) { - dev_info(&udev->dev, "Enabling HT_20_40 on the 2.4GHz band\n"); - sband->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; - } + hw->wiphy->bands[NL80211_BAND_2GHZ] = sband; hw->wiphy->rts_threshold = 2347; @@ -8136,6 +8027,9 @@ static const struct usb_device_id dev_table[] = { /* TP-Link TL-WN823N V2 */ {USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0135, 0xff, 0xff, 0xff), .driver_info = (unsigned long)&rtl8192fu_fops}, +/* D-Link AN3U rev. A1 */ +{USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x3328, 0xff, 0xff, 0xff), + .driver_info = (unsigned long)&rtl8192fu_fops}, #ifdef CONFIG_RTL8XXXU_UNTESTED /* Still supported by rtlwifi */ {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8176, 0xff, 0xff, 0xff), |