[PATCH 07/37] staging:r8188eu: remove is2t argument if the phy_iq_calibrate function

From: Ivan Safonov
Date: Wed Oct 19 2016 - 11:17:16 EST


is2t argument of this function is constant.

Signed-off-by: Ivan Safonov <insafonov@xxxxxxxxx>
---
drivers/staging/rtl8188eu/hal/phy.c | 101 +++---------------------------------
1 file changed, 6 insertions(+), 95 deletions(-)

diff --git a/drivers/staging/rtl8188eu/hal/phy.c b/drivers/staging/rtl8188eu/hal/phy.c
index c344882..6c6becf 100644
--- a/drivers/staging/rtl8188eu/hal/phy.c
+++ b/drivers/staging/rtl8188eu/hal/phy.c
@@ -687,41 +687,6 @@ static u8 phy_path_a_rx_iqk(struct adapter *adapt, bool configPathB)
return result;
}

-static u8 phy_path_b_iqk(struct adapter *adapt)
-{
- u32 regeac, regeb4, regebc, regec4, regecc;
- u8 result = 0x00;
- struct odm_dm_struct *dm_odm = &adapt->HalData->odmpriv;
-
- /* One shot, path B LOK & IQK */
- phy_set_bb_reg(adapt, rIQK_AGC_Cont, bMaskDWord, 0x00000002);
- phy_set_bb_reg(adapt, rIQK_AGC_Cont, bMaskDWord, 0x00000000);
-
- mdelay(IQK_DELAY_TIME_88E);
-
- regeac = phy_query_bb_reg(adapt, rRx_Power_After_IQK_A_2, bMaskDWord);
- regeb4 = phy_query_bb_reg(adapt, rTx_Power_Before_IQK_B, bMaskDWord);
- regebc = phy_query_bb_reg(adapt, rTx_Power_After_IQK_B, bMaskDWord);
- regec4 = phy_query_bb_reg(adapt, rRx_Power_Before_IQK_B_2, bMaskDWord);
- regecc = phy_query_bb_reg(adapt, rRx_Power_After_IQK_B_2, bMaskDWord);
-
- if (!(regeac & BIT(31)) &&
- (((regeb4 & 0x03FF0000)>>16) != 0x142) &&
- (((regebc & 0x03FF0000)>>16) != 0x42))
- result |= 0x01;
- else
- return result;
-
- if (!(regeac & BIT(30)) &&
- (((regec4 & 0x03FF0000)>>16) != 0x132) &&
- (((regecc & 0x03FF0000)>>16) != 0x36))
- result |= 0x02;
- else
- ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION,
- ODM_DBG_LOUD, ("Path B Rx IQK fail!!\n"));
- return result;
-}
-
static void patha_fill_iqk(struct adapter *adapt, bool iqkok, s32 result[][8],
u8 final_candidate, bool txonly)
{
@@ -839,14 +804,6 @@ static void mac_setting_calibration(struct adapter *adapt, u32 *mac_reg, u32 *ba
usb_write8(adapt, mac_reg[i], (u8)(backup[i]&(~BIT(5))));
}

-static void path_a_standby(struct adapter *adapt)
-{
-
- phy_set_bb_reg(adapt, rFPGA0_IQK, bMaskDWord, 0x0);
- phy_set_bb_reg(adapt, 0x840, bMaskDWord, 0x00010000);
- phy_set_bb_reg(adapt, rFPGA0_IQK, bMaskDWord, 0x80800000);
-}
-
static void pi_mode_switch(struct adapter *adapt, bool pi_mode)
{
u32 mode;
@@ -930,12 +887,11 @@ static bool simularity_compare(struct adapter *adapt, s32 resulta[][8],
}
}

-static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
- u8 t, bool is2t)
+static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8], u8 t)
{
struct odm_dm_struct *dm_odm = &adapt->HalData->odmpriv;
u32 i, retry_count = 2;
- u8 path_a_ok, path_b_ok;
+ u8 path_a_ok;
u32 adda_reg[IQK_ADDA_REG_NUM] = {
rFPGA0_XCD_SwitchControl, rBlue_Tooth,
rRx_Wait_CCA, rTx_CCK_RFON,
@@ -968,7 +924,7 @@ static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
dm_odm->RFCalibrateInfo.IQK_BB_backup, IQK_BB_REG_NUM);
}

- path_adda_on(adapt, adda_reg, true, is2t);
+ path_adda_on(adapt, adda_reg, true, 0);
if (t == 0)
dm_odm->RFCalibrateInfo.bRfPiEnable = (u8)phy_query_bb_reg(adapt, rFPGA0_XA_HSSIParameter1,
BIT(8));
@@ -989,13 +945,6 @@ static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
phy_set_bb_reg(adapt, rFPGA0_XA_RFInterfaceOE, BIT(10), 0x00);
phy_set_bb_reg(adapt, rFPGA0_XB_RFInterfaceOE, BIT(10), 0x00);

- if (is2t) {
- phy_set_bb_reg(adapt, rFPGA0_XA_LSSIParameter, bMaskDWord,
- 0x00010000);
- phy_set_bb_reg(adapt, rFPGA0_XB_LSSIParameter, bMaskDWord,
- 0x00010000);
- }
-
/* MAC settings */
mac_setting_calibration(adapt, iqk_mac_reg,
dm_odm->RFCalibrateInfo.IQK_MAC_backup);
@@ -1004,16 +953,13 @@ static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
/* AP or IQK */
phy_set_bb_reg(adapt, rConfig_AntA, bMaskDWord, 0x0f600000);

- if (is2t)
- phy_set_bb_reg(adapt, rConfig_AntB, bMaskDWord, 0x0f600000);
-
/* IQ calibration setting */
phy_set_bb_reg(adapt, rFPGA0_IQK, bMaskDWord, 0x80800000);
phy_set_bb_reg(adapt, rTx_IQK, bMaskDWord, 0x01007c00);
phy_set_bb_reg(adapt, rRx_IQK, bMaskDWord, 0x81004800);

for (i = 0; i < retry_count; i++) {
- path_a_ok = phy_path_a_iqk(adapt, is2t);
+ path_a_ok = phy_path_a_iqk(adapt, 0);
if (path_a_ok == 0x01) {
result[t][0] = (phy_query_bb_reg(adapt, rTx_Power_Before_IQK_A,
bMaskDWord)&0x3FF0000)>>16;
@@ -1024,7 +970,7 @@ static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
}

for (i = 0; i < retry_count; i++) {
- path_a_ok = phy_path_a_rx_iqk(adapt, is2t);
+ path_a_ok = phy_path_a_rx_iqk(adapt, 0);
if (path_a_ok == 0x03) {
result[t][2] = (phy_query_bb_reg(adapt, rRx_Power_Before_IQK_A_2,
bMaskDWord)&0x3FF0000)>>16;
@@ -1042,38 +988,6 @@ static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
("Path A IQK failed!!\n"));
}

- if (is2t) {
- path_a_standby(adapt);
-
- /* Turn Path B ADDA on */
- path_adda_on(adapt, adda_reg, false, is2t);
-
- for (i = 0; i < retry_count; i++) {
- path_b_ok = phy_path_b_iqk(adapt);
- if (path_b_ok == 0x03) {
- result[t][4] = (phy_query_bb_reg(adapt, rTx_Power_Before_IQK_B,
- bMaskDWord)&0x3FF0000)>>16;
- result[t][5] = (phy_query_bb_reg(adapt, rTx_Power_After_IQK_B,
- bMaskDWord)&0x3FF0000)>>16;
- result[t][6] = (phy_query_bb_reg(adapt, rRx_Power_Before_IQK_B_2,
- bMaskDWord)&0x3FF0000)>>16;
- result[t][7] = (phy_query_bb_reg(adapt, rRx_Power_After_IQK_B_2,
- bMaskDWord)&0x3FF0000)>>16;
- break;
- } else if (i == (retry_count - 1) && path_b_ok == 0x01) { /* Tx IQK OK */
- result[t][4] = (phy_query_bb_reg(adapt, rTx_Power_Before_IQK_B,
- bMaskDWord)&0x3FF0000)>>16;
- result[t][5] = (phy_query_bb_reg(adapt, rTx_Power_After_IQK_B,
- bMaskDWord)&0x3FF0000)>>16;
- }
- }
-
- if (0x00 == path_b_ok) {
- ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD,
- ("Path B IQK failed!!\n"));
- }
- }
-
/* Back to BB mode, load original value */
phy_set_bb_reg(adapt, rFPGA0_IQK, bMaskDWord, 0);

@@ -1099,9 +1013,6 @@ static void phy_iq_calibrate(struct adapter *adapt, s32 result[][8],
/* Restore RX initial gain */
phy_set_bb_reg(adapt, rFPGA0_XA_LSSIParameter,
bMaskDWord, 0x00032ed3);
- if (is2t)
- phy_set_bb_reg(adapt, rFPGA0_XB_LSSIParameter,
- bMaskDWord, 0x00032ed3);

/* load 0xe30 IQC default value */
phy_set_bb_reg(adapt, rTx_IQK_Tone_A, bMaskDWord, 0x01008c00);
@@ -1217,7 +1128,7 @@ void rtl88eu_phy_iq_calibrate(struct adapter *adapt, bool recovery)
is13simular = false;

for (i = 0; i < 3; i++) {
- phy_iq_calibrate(adapt, result, i, 0);
+ phy_iq_calibrate(adapt, result, i);

if (i == 1) {
is12simular = simularity_compare(adapt, result, 0, 1);
--
2.7.3