Return-path: Received: from mx1.redhat.com ([209.132.183.28]:59785 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751500AbcDNUhX (ORCPT ); Thu, 14 Apr 2016 16:37:23 -0400 From: Jes.Sorensen@redhat.com To: linux-wireless@vger.kernel.org Cc: kvalo@codeaurora.org, Larry.Finger@lwfinger.net, Jes Sorensen Subject: [PATCH 12/16] rtl8xxxu: Fix 8188RU support Date: Thu, 14 Apr 2016 16:37:17 -0400 Message-Id: <1460666241-5365-13-git-send-email-Jes.Sorensen@redhat.com> (sfid-20160414_225529_211074_F4990191) In-Reply-To: <1460666241-5365-1-git-send-email-Jes.Sorensen@redhat.com> References: <1460666241-5365-1-git-send-email-Jes.Sorensen@redhat.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Jes Sorensen The 8188RU does not like PAPE to be enabled, while all the other gen1 parts seem to require it. This makes the RTL8188RU able to associate for me. Signed-off-by: Jes Sorensen --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 21 ++++++++++++++------- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 1 + 2 files changed, 15 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index 422e7fa..cf7832b 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -3145,6 +3145,7 @@ static int rtl8192cu_parse_efuse(struct rtl8xxxu_priv *priv) sprintf(priv->chip_name, "8188RU"); priv->rtl_chip = RTL8188R; priv->hi_pa = 1; + priv->no_pape = 1; priv->power_base = &rtl8188r_power_base; } @@ -5555,9 +5556,12 @@ static void rtl8xxxu_phy_iqcalibrate(struct rtl8xxxu_priv *priv, rtl8xxxu_write32(priv, REG_OFDM0_TR_MUX_PAR, 0x000800e4); rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_SW_CTRL, 0x22204000); - 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); + 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); @@ -7804,11 +7808,14 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) rtl8xxxu_write32(priv, REG_FPGA0_TX_INFO, 0x00000003); val32 = FPGA0_RF_TRSW | FPGA0_RF_TRSWB | FPGA0_RF_ANTSW | - FPGA0_RF_ANTSWB | FPGA0_RF_PAPE | - ((FPGA0_RF_ANTSW | FPGA0_RF_ANTSWB | FPGA0_RF_PAPE) << - FPGA0_RF_BD_CTRL_SHIFT); - + FPGA0_RF_ANTSWB | + ((FPGA0_RF_ANTSW | FPGA0_RF_ANTSWB) << FPGA0_RF_BD_CTRL_SHIFT); + if (!priv->no_pape) { + val32 |= (FPGA0_RF_PAPE | + (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT)); + } rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32); + /* 0x860[6:5]= 00 - why? - this sets antenna B */ if (priv->rtl_chip != RTL8192E) rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, 0x66f60210); diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index ebd1a6e..3e2643c 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -1287,6 +1287,7 @@ struct rtl8xxxu_priv { u32 bb_recovery_backup[RTL8XXXU_BB_REGS]; enum rtl8xxxu_rtl_chip rtl_chip; u8 pi_enabled:1; + u8 no_pape:1; u8 int_buf[USB_INTR_CONTENT_LENGTH]; }; -- 2.5.5