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Date: Mon, 18 Nov 2013 13:06:55 -0600
From: Larry Finger <Larry.Finger@...inger.net>
To: linville@...driver.com
Cc: linux-wireless@...r.kernel.org,
Mark Cave-Ayland <mark.cave-ayland@...nde.co.uk>,
netdev@...r.kernel.org, Larry Finger <Larry.Finger@...inger.net>
Subject: [PATCH 1/3] Bring _rtl92c_phy_iq_calibrate() in line with the vendor driver function _PHY_IQCalibrate().
From: Mark Cave-Ayland <mark.cave-ayland@...nde.co.uk>
Also fix incorrect initialisation for rtl8192cu.
Signed-of-by: Mark Cave-Ayland <mark.cave-ayland@...nde.co.uk>
Signed-off-by: Larry Finger <Larry.Finger@...inger.net>
---
drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c | 39 ++++++++++++++++------
drivers/net/wireless/rtlwifi/rtl8192cu/hw.c | 2 +-
2 files changed, 29 insertions(+), 12 deletions(-)
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
index 0c0e782..9e32ac8 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
@@ -1147,6 +1147,12 @@ static void _rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw,
0x522, 0x550, 0x551, 0x040
};
+ u32 iqk_bb_reg_92C[9] = {
+ 0xc04, 0xc08, 0x874, 0xb68,
+ 0xb6c, 0x870, 0x860, 0x864,
+ 0x800
+ };
+
const u32 retrycount = 2;
if (t == 0) {
@@ -1157,6 +1163,8 @@ static void _rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw,
rtlphy->adda_backup, 16);
_rtl92c_phy_save_mac_registers(hw, iqk_mac_reg,
rtlphy->iqk_mac_backup);
+ _rtl92c_phy_save_adda_registers(hw, iqk_bb_reg_92C,
+ rtlphy->iqk_bb_backup, 9);
}
_rtl92c_phy_path_adda_on(hw, adda_reg, true, is2t);
if (t == 0) {
@@ -1167,14 +1175,18 @@ static void _rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw,
if (!rtlphy->rfpi_enable)
_rtl92c_phy_pi_mode_switch(hw, true);
- if (t == 0) {
- rtlphy->reg_c04 = rtl_get_bbreg(hw, 0xc04, MASKDWORD);
- rtlphy->reg_c08 = rtl_get_bbreg(hw, 0xc08, MASKDWORD);
- rtlphy->reg_874 = rtl_get_bbreg(hw, 0x874, MASKDWORD);
- }
+
+ rtl_set_bbreg(hw, 0x800, BIT(24), 0x0);
+
rtl_set_bbreg(hw, 0xc04, MASKDWORD, 0x03a05600);
rtl_set_bbreg(hw, 0xc08, MASKDWORD, 0x000800e4);
rtl_set_bbreg(hw, 0x874, MASKDWORD, 0x22204000);
+
+ rtl_set_bbreg(hw, 0x870, BIT(10), 0x1);
+ rtl_set_bbreg(hw, 0x870, BIT(26), 0x1);
+ rtl_set_bbreg(hw, 0x860, BIT(10), 0x0);
+ rtl_set_bbreg(hw, 0x864, BIT(10), 0x0);
+
if (is2t) {
rtl_set_bbreg(hw, 0x840, MASKDWORD, 0x00010000);
rtl_set_bbreg(hw, 0x844, MASKDWORD, 0x00010000);
@@ -1239,13 +1251,9 @@ static void _rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw,
0x3FF0000) >> 16;
}
}
- rtl_set_bbreg(hw, 0xc04, MASKDWORD, rtlphy->reg_c04);
- rtl_set_bbreg(hw, 0x874, MASKDWORD, rtlphy->reg_874);
- rtl_set_bbreg(hw, 0xc08, MASKDWORD, rtlphy->reg_c08);
+
rtl_set_bbreg(hw, 0xe28, MASKDWORD, 0);
- rtl_set_bbreg(hw, 0x840, MASKDWORD, 0x00032ed3);
- if (is2t)
- rtl_set_bbreg(hw, 0x844, MASKDWORD, 0x00032ed3);
+
if (t != 0) {
if (!rtlphy->rfpi_enable)
_rtl92c_phy_pi_mode_switch(hw, false);
@@ -1253,6 +1261,15 @@ static void _rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw,
rtlphy->adda_backup, 16);
_rtl92c_phy_reload_mac_registers(hw, iqk_mac_reg,
rtlphy->iqk_mac_backup);
+ _rtl92c_phy_reload_adda_registers(hw, iqk_bb_reg_92C,
+ rtlphy->iqk_bb_backup, 9);
+
+ rtl_set_bbreg(hw, 0x840, MASKDWORD, 0x00032ed3);
+ if (is2t)
+ rtl_set_bbreg(hw, 0x844, MASKDWORD, 0x00032ed3);
+
+ rtl_set_bbreg(hw, 0xe30, MASKDWORD, 0x01008c00);
+ rtl_set_bbreg(hw, 0xe34, MASKDWORD, 0x01008c00);
}
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c
index 189ba12..468bf73 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c
@@ -1022,7 +1022,7 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw)
if (ppsc->rfpwr_state == ERFON) {
rtl92c_phy_set_rfpath_switch(hw, 1);
if (iqk_initialized) {
- rtl92c_phy_iq_calibrate(hw, false);
+ rtl92c_phy_iq_calibrate(hw, true);
} else {
rtl92c_phy_iq_calibrate(hw, false);
iqk_initialized = true;
--
1.8.4
--
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