From c795794eef8737f6272b2acce9025807af52da81 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Thu, 29 Sep 2016 09:48:09 +0200 Subject: mac80211: use upstream patches for rtl8xxxu MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Also improves rtl8188eu support. Signed-off-by: Álvaro Fernández Rojas --- ...xu-Add-PHY-IQ-calibration-code-for-8188eu.patch | 521 +++++++++++++++++++++ 1 file changed, 521 insertions(+) create mode 100644 package/kernel/mac80211/patches/657-0025-rtl8xxxu-Add-PHY-IQ-calibration-code-for-8188eu.patch (limited to 'package/kernel/mac80211/patches/657-0025-rtl8xxxu-Add-PHY-IQ-calibration-code-for-8188eu.patch') diff --git a/package/kernel/mac80211/patches/657-0025-rtl8xxxu-Add-PHY-IQ-calibration-code-for-8188eu.patch b/package/kernel/mac80211/patches/657-0025-rtl8xxxu-Add-PHY-IQ-calibration-code-for-8188eu.patch new file mode 100644 index 0000000000..a6a193f31f --- /dev/null +++ b/package/kernel/mac80211/patches/657-0025-rtl8xxxu-Add-PHY-IQ-calibration-code-for-8188eu.patch @@ -0,0 +1,521 @@ +From 3ee0271b64db3cc81a089ec726b600c40ee03f45 Mon Sep 17 00:00:00 2001 +From: Jes Sorensen +Date: Thu, 21 Jul 2016 17:25:56 -0400 +Subject: [PATCH] rtl8xxxu: Add PHY IQ calibration code for 8188eu + +The vendor driver for 8188eu is a bizarre modern style code for path A +and old-style code for path B. Most likely because the 8188eu is a +1T1R part which never gets to the path B code. + +Eventually we should look into unifying all the IQ calibration code. + +Signed-off-by: Jes Sorensen +--- + .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 489 +++++++++++++++++++++ + 1 file changed, 489 insertions(+) + +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c +@@ -384,6 +384,494 @@ static int rtl8188eu_init_phy_rf(struct + return ret; + } + ++static int rtl8188eu_iqk_path_a(struct rtl8xxxu_priv *priv) ++{ ++ u32 reg_eac, reg_e94, reg_e9c; ++ int result = 0; ++ ++ /* Path A IQK setting */ ++ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x10008c1c); ++ rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x30008c1c); ++ ++ rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x8214032a); ++ rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160000); ++ ++ /* LO calibration setting */ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00462911); ++ ++ /* One shot, path A LOK & IQK */ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); ++ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); ++ ++ mdelay(10); ++ ++ /* Check failed */ ++ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); ++ reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); ++ reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); ++ ++ if (!(reg_eac & BIT(28)) && ++ ((reg_e94 & 0x03ff0000) != 0x01420000) && ++ ((reg_e9c & 0x03ff0000) != 0x00420000)) ++ result |= 0x01; ++ ++ return result; ++} ++ ++static int rtl8188eu_rx_iqk_path_a(struct rtl8xxxu_priv *priv) ++{ ++ u32 reg_ea4, reg_eac, reg_e94, reg_e9c, val32; ++ int result = 0; ++ ++ /* Leave IQK mode */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00); ++ ++ /* Enable path A PA in TX IQK mode */ ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf117b); ++ ++ /* PA/PAD control by 0x56, and set = 0x0 */ ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00980); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_56, 0x51000); ++ ++ /* Enter IQK mode */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); ++ ++ /* TX IQK setting */ ++ rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); ++ rtl8xxxu_write32(priv, REG_RX_IQK, 0x81004800); ++ ++ /* path-A IQK setting */ ++ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x10008c1c); ++ rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x30008c1c); ++ ++ rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82160c1f); ++ rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160000); ++ ++ /* LO calibration setting */ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911); ++ ++ /* One shot, path A LOK & IQK */ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); ++ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); ++ ++ mdelay(10); ++ ++ /* Check failed */ ++ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); ++ reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); ++ reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); ++ ++ if (!(reg_eac & BIT(28)) && ++ ((reg_e94 & 0x03ff0000) != 0x01420000) && ++ ((reg_e9c & 0x03ff0000) != 0x00420000)) { ++ result |= 0x01; ++ } else { ++ /* PA/PAD controlled by 0x0 */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x180); ++ goto out; ++ } ++ ++ val32 = 0x80007c00 | ++ (reg_e94 & 0x03ff0000) | ((reg_e9c >> 16) & 0x03ff); ++ rtl8xxxu_write32(priv, REG_TX_IQK, val32); ++ ++ /* Modify RX IQK mode table */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); ++ ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf7ffa); ++ ++ /* Enter IQK mode */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); ++ ++ /* IQK setting */ ++ rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); ++ ++ /* Path A IQK setting */ ++ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); ++ rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x18008c1c); ++ ++ rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82160c05); ++ rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160c1f); ++ ++ /* LO calibration setting */ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911); ++ ++ /* One shot, path A LOK & IQK */ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); ++ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); ++ ++ mdelay(10); ++ ++ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); ++ reg_ea4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_A_2); ++ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); ++ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x180); ++ ++ if (!(reg_eac & BIT(27)) && ++ ((reg_ea4 & 0x03ff0000) != 0x01320000) && ++ ((reg_eac & 0x03ff0000) != 0x00360000)) ++ result |= 0x02; ++ else ++ dev_warn(&priv->udev->dev, "%s: Path A RX IQK failed!\n", ++ __func__); ++ ++out: ++ return result; ++} ++ ++static int rtl8188eu_iqk_path_b(struct rtl8xxxu_priv *priv) ++{ ++ u32 reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc; ++ int result = 0; ++ ++ rtl8xxxu_write32(priv, REG_IQK_AGC_CONT, 0x00000002); ++ rtl8xxxu_write32(priv, REG_IQK_AGC_CONT, 0x00000000); ++ ++ mdelay(1); ++ ++ /* Check failed */ ++ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); ++ reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); ++ reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); ++ reg_ec4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2); ++ reg_ecc = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2); ++ ++ if (!(reg_eac & BIT(31)) && ++ ((reg_eb4 & 0x03ff0000) != 0x01420000) && ++ ((reg_ebc & 0x03ff0000) != 0x00420000)) ++ result |= 0x01; ++ else ++ dev_warn(&priv->udev->dev, "%s: Path B IQK failed!\n", ++ __func__); ++ ++ if (!(reg_eac & BIT(30)) && ++ ((reg_ec4 & 0x03ff0000) != 0x01320000) && ++ ((reg_ecc & 0x03ff0000) != 0x00360000)) ++ result |= 0x01; ++ else ++ dev_warn(&priv->udev->dev, "%s: Path B RX IQK failed!\n", ++ __func__); ++ ++ return result; ++} ++ ++static void rtl8188eu_phy_iqcalibrate(struct rtl8xxxu_priv *priv, ++ int result[][8], int t) ++{ ++ struct device *dev = &priv->udev->dev; ++ u32 i, val32; ++ int path_a_ok, path_b_ok; ++ int retry = 2; ++ const u32 adda_regs[RTL8XXXU_ADDA_REGS] = { ++ REG_FPGA0_XCD_SWITCH_CTRL, REG_BLUETOOTH, ++ REG_RX_WAIT_CCA, REG_TX_CCK_RFON, ++ REG_TX_CCK_BBON, REG_TX_OFDM_RFON, ++ REG_TX_OFDM_BBON, REG_TX_TO_RX, ++ REG_TX_TO_TX, REG_RX_CCK, ++ REG_RX_OFDM, REG_RX_WAIT_RIFS, ++ REG_RX_TO_RX, REG_STANDBY, ++ REG_SLEEP, REG_PMPD_ANAEN ++ }; ++ const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = { ++ REG_TXPAUSE, REG_BEACON_CTRL, ++ REG_BEACON_CTRL_1, REG_GPIO_MUXCFG ++ }; ++ const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = { ++ REG_OFDM0_TRX_PATH_ENABLE, REG_OFDM0_TR_MUX_PAR, ++ REG_FPGA0_XCD_RF_SW_CTRL, REG_CONFIG_ANT_A, REG_CONFIG_ANT_B, ++ REG_FPGA0_XAB_RF_SW_CTRL, REG_FPGA0_XA_RF_INT_OE, ++ REG_FPGA0_XB_RF_INT_OE, REG_FPGA0_RF_MODE ++ }; ++ ++ /* ++ * Note: IQ calibration must be performed after loading ++ * PHY_REG.txt , and radio_a, radio_b.txt ++ */ ++ ++ if (t == 0) { ++ /* Save ADDA parameters, turn Path A ADDA on */ ++ rtl8xxxu_save_regs(priv, adda_regs, priv->adda_backup, ++ RTL8XXXU_ADDA_REGS); ++ rtl8xxxu_save_mac_regs(priv, iqk_mac_regs, priv->mac_backup); ++ rtl8xxxu_save_regs(priv, iqk_bb_regs, ++ priv->bb_backup, RTL8XXXU_BB_REGS); ++ } ++ ++ rtl8xxxu_path_adda_on(priv, adda_regs, true); ++ ++ if (t == 0) { ++ val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_HSSI_PARM1); ++ if (val32 & FPGA0_HSSI_PARM1_PI) ++ priv->pi_enabled = 1; ++ } ++ ++ if (!priv->pi_enabled) { ++ /* Switch BB to PI mode to do IQ Calibration. */ ++ rtl8xxxu_write32(priv, REG_FPGA0_XA_HSSI_PARM1, 0x01000100); ++ rtl8xxxu_write32(priv, REG_FPGA0_XB_HSSI_PARM1, 0x01000100); ++ } ++ ++ val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE); ++ val32 &= ~FPGA_RF_MODE_CCK; ++ rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32); ++ ++ rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, 0x03a05600); ++ rtl8xxxu_write32(priv, REG_OFDM0_TR_MUX_PAR, 0x000800e4); ++ rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_SW_CTRL, 0x22204000); ++ ++ if (!priv->no_pape) { ++ val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_SW_CTRL); ++ val32 |= (FPGA0_RF_PAPE | ++ (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT)); ++ rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32); ++ } ++ ++ val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_RF_INT_OE); ++ val32 &= ~BIT(10); ++ rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, val32); ++ val32 = rtl8xxxu_read32(priv, REG_FPGA0_XB_RF_INT_OE); ++ val32 &= ~BIT(10); ++ rtl8xxxu_write32(priv, REG_FPGA0_XB_RF_INT_OE, val32); ++ ++ if (priv->tx_paths > 1) { ++ rtl8xxxu_write32(priv, REG_FPGA0_XA_LSSI_PARM, 0x00010000); ++ rtl8xxxu_write32(priv, REG_FPGA0_XB_LSSI_PARM, 0x00010000); ++ } ++ ++ /* MAC settings */ ++ rtl8xxxu_mac_calibration(priv, iqk_mac_regs, priv->mac_backup); ++ ++ /* Page B init */ ++ rtl8xxxu_write32(priv, REG_CONFIG_ANT_A, 0x0f600000); ++ ++ if (priv->tx_paths > 1) ++ rtl8xxxu_write32(priv, REG_CONFIG_ANT_B, 0x0f600000); ++ ++ /* IQ calibration setting */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); ++ rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); ++ rtl8xxxu_write32(priv, REG_RX_IQK, 0x81004800); ++ ++ for (i = 0; i < retry; i++) { ++ path_a_ok = rtl8188eu_iqk_path_a(priv); ++ if (path_a_ok == 0x01) { ++ val32 = rtl8xxxu_read32(priv, ++ REG_TX_POWER_BEFORE_IQK_A); ++ result[t][0] = (val32 >> 16) & 0x3ff; ++ val32 = rtl8xxxu_read32(priv, ++ REG_TX_POWER_AFTER_IQK_A); ++ result[t][1] = (val32 >> 16) & 0x3ff; ++ break; ++ } ++ } ++ ++ if (!path_a_ok) ++ dev_dbg(dev, "%s: Path A TX IQK failed!\n", __func__); ++ ++ for (i = 0; i < retry; i++) { ++ path_a_ok = rtl8188eu_rx_iqk_path_a(priv); ++ if (path_a_ok == 0x03) { ++ val32 = rtl8xxxu_read32(priv, ++ REG_RX_POWER_BEFORE_IQK_A_2); ++ result[t][2] = (val32 >> 16) & 0x3ff; ++ val32 = rtl8xxxu_read32(priv, ++ REG_RX_POWER_AFTER_IQK_A_2); ++ result[t][3] = (val32 >> 16) & 0x3ff; ++ ++ break; ++ } ++ } ++ ++ if (!path_a_ok) ++ dev_dbg(dev, "%s: Path A RX IQK failed!\n", __func__); ++ ++ /* ++ * Path B calibration code in the vendor driver seems to be ++ * old style and not updated for the 8188eu since it's a 1T1R ++ * part. Keeping the code here in sync with the vendor code ++ * to not divert unncessarily, but probably would be good to ++ * look into modernizing all the code including that for the ++ * old gen1 devices ++ */ ++ if (priv->tx_paths > 1) { ++ /* ++ * Path A into standby ++ */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x0); ++ rtl8xxxu_write32(priv, REG_FPGA0_XA_LSSI_PARM, 0x00010000); ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); ++ ++ /* Turn Path B ADDA on */ ++ rtl8xxxu_path_adda_on(priv, adda_regs, false); ++ ++ for (i = 0; i < retry; i++) { ++ path_b_ok = rtl8188eu_iqk_path_b(priv); ++ if (path_b_ok == 0x03) { ++ val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); ++ result[t][4] = (val32 >> 16) & 0x3ff; ++ val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); ++ result[t][5] = (val32 >> 16) & 0x3ff; ++ val32 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2); ++ result[t][6] = (val32 >> 16) & 0x3ff; ++ val32 = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2); ++ result[t][7] = (val32 >> 16) & 0x3ff; ++ break; ++ } else if (i == (retry - 1) && path_b_ok == 0x01) { ++ /* TX IQK OK */ ++ val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); ++ result[t][4] = (val32 >> 16) & 0x3ff; ++ val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); ++ result[t][5] = (val32 >> 16) & 0x3ff; ++ } ++ } ++ ++ if (!path_b_ok) ++ dev_dbg(dev, "%s: Path B IQK failed!\n", __func__); ++ } ++ ++ /* Back to BB mode, load original value */ ++ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0); ++ ++ if (t) { ++ if (!priv->pi_enabled) { ++ /* ++ * Switch back BB to SI mode after finishing ++ * IQ Calibration ++ */ ++ val32 = 0x01000000; ++ rtl8xxxu_write32(priv, REG_FPGA0_XA_HSSI_PARM1, val32); ++ rtl8xxxu_write32(priv, REG_FPGA0_XB_HSSI_PARM1, val32); ++ } ++ ++ /* Reload ADDA power saving parameters */ ++ rtl8xxxu_restore_regs(priv, adda_regs, priv->adda_backup, ++ RTL8XXXU_ADDA_REGS); ++ ++ /* Reload MAC parameters */ ++ rtl8xxxu_restore_mac_regs(priv, iqk_mac_regs, priv->mac_backup); ++ ++ /* Reload BB parameters */ ++ rtl8xxxu_restore_regs(priv, iqk_bb_regs, ++ priv->bb_backup, RTL8XXXU_BB_REGS); ++ ++ /* Restore RX initial gain */ ++ rtl8xxxu_write32(priv, REG_FPGA0_XA_LSSI_PARM, 0x00032ed3); ++ ++ if (priv->tx_paths > 1) { ++ rtl8xxxu_write32(priv, REG_FPGA0_XB_LSSI_PARM, ++ 0x00032ed3); ++ } ++ ++ /* Load 0xe30 IQC default value */ ++ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x01008c00); ++ rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x01008c00); ++ } ++} ++ ++static void rtl8188eu_phy_iq_calibrate(struct rtl8xxxu_priv *priv) ++{ ++ struct device *dev = &priv->udev->dev; ++ int result[4][8]; /* last is final result */ ++ int i, candidate; ++ bool path_a_ok, path_b_ok; ++ u32 reg_e94, reg_e9c, reg_ea4, reg_eac; ++ u32 reg_eb4, reg_ebc, reg_ec4, reg_ecc; ++ bool simu; ++ ++ memset(result, 0, sizeof(result)); ++ result[3][0] = 0x100; ++ result[3][2] = 0x100; ++ result[3][4] = 0x100; ++ result[3][6] = 0x100; ++ ++ candidate = -1; ++ ++ path_a_ok = false; ++ path_b_ok = false; ++ ++ for (i = 0; i < 3; i++) { ++ rtl8188eu_phy_iqcalibrate(priv, result, i); ++ ++ if (i == 1) { ++ simu = rtl8xxxu_gen2_simularity_compare(priv, ++ result, 0, 1); ++ if (simu) { ++ candidate = 0; ++ break; ++ } ++ } ++ ++ if (i == 2) { ++ simu = rtl8xxxu_gen2_simularity_compare(priv, ++ result, 0, 2); ++ if (simu) { ++ candidate = 0; ++ break; ++ } ++ ++ simu = rtl8xxxu_gen2_simularity_compare(priv, ++ result, 1, 2); ++ if (simu) ++ candidate = 1; ++ else ++ candidate = 3; ++ } ++ } ++ ++ for (i = 0; i < 4; i++) { ++ reg_e94 = result[i][0]; ++ reg_e9c = result[i][1]; ++ reg_ea4 = result[i][2]; ++ reg_eb4 = result[i][4]; ++ reg_ebc = result[i][5]; ++ reg_ec4 = result[i][6]; ++ } ++ ++ if (candidate >= 0) { ++ reg_e94 = result[candidate][0]; ++ priv->rege94 = reg_e94; ++ reg_e9c = result[candidate][1]; ++ priv->rege9c = reg_e9c; ++ reg_ea4 = result[candidate][2]; ++ reg_eac = result[candidate][3]; ++ reg_eb4 = result[candidate][4]; ++ priv->regeb4 = reg_eb4; ++ reg_ebc = result[candidate][5]; ++ priv->regebc = reg_ebc; ++ reg_ec4 = result[candidate][6]; ++ reg_ecc = result[candidate][7]; ++ dev_dbg(dev, "%s: candidate is %x\n", __func__, candidate); ++ dev_dbg(dev, ++ "%s: e94 =%x e9c=%x ea4=%x eac=%x eb4=%x ebc=%x ec4=%x " ++ "ecc=%x\n ", __func__, reg_e94, reg_e9c, ++ reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc); ++ path_a_ok = true; ++ path_b_ok = true; ++ } else { ++ reg_e94 = reg_eb4 = priv->rege94 = priv->regeb4 = 0x100; ++ reg_e9c = reg_ebc = priv->rege9c = priv->regebc = 0x0; ++ } ++ ++ if (reg_e94 && candidate >= 0) ++ rtl8xxxu_fill_iqk_matrix_a(priv, path_a_ok, result, ++ candidate, (reg_ea4 == 0)); ++ ++ if (priv->rf_paths > 1 && reg_eb4) ++ rtl8xxxu_fill_iqk_matrix_b(priv, path_b_ok, result, ++ candidate, (reg_ec4 == 0)); ++ ++ rtl8xxxu_save_regs(priv, rtl8xxxu_iqk_phy_iq_bb_reg, ++ priv->bb_recovery_backup, RTL8XXXU_BB_REGS); ++} ++ + static void rtl8188e_disabled_to_emu(struct rtl8xxxu_priv *priv) + { + u16 val16; +@@ -520,6 +1008,7 @@ struct rtl8xxxu_fileops rtl8188eu_fops = + .llt_init = rtl8xxxu_auto_llt_table, + .init_phy_bb = rtl8188eu_init_phy_bb, + .init_phy_rf = rtl8188eu_init_phy_rf, ++ .phy_iq_calibrate = rtl8188eu_phy_iq_calibrate, + .parse_rx_desc = rtl8xxxu_parse_rxdesc16, + .usb_quirks = rtl8188e_usb_quirks, + .writeN_block_size = 128, -- cgit v1.2.3