linux-kernel - [PATCH 10/17] staging: rtl8723bs: Remove unused function Hal_BT

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Message-ID: <2768736f969eaf935df1492ffd5afd98b05db11e.1726339782.git.philipp.g.hortmann@gmail.com>
Date: Sun, 15 Sep 2024 08:38:24 +0200
From: Philipp Hortmann <philipp.g.hortmann@...il.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Cc: Philipp Hortmann <philipp.g.hortmann@...il.com>
Subject: [PATCH 10/17] staging: rtl8723bs: Remove unused function Hal_BT_EfusePowerSwitch

Remove unused function Hal_BT_EfusePowerSwitch and belonging unused
function pointer in struct hal_ops BTEfusePowerSwitch.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@...il.com>
---
 .../staging/rtl8723bs/hal/rtl8723b_hal_init.c | 40 -------------------
 drivers/staging/rtl8723bs/include/hal_intf.h  |  1 -
 2 files changed, 41 deletions(-)

diff --git a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
index ea0a9849d28b..4c6d9f1fa895 100644
--- a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
+++ b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
@@ -604,45 +604,6 @@ static void Hal_GetEfuseDefinition(
 #define EFUSE_ACCESS_ON_8723			0x69	/*  For RTL8723 only. */
 #define REG_EFUSE_ACCESS_8723			0x00CF	/*  Efuse access protection for RTL8723 */
 
-/*  */
-static void Hal_BT_EfusePowerSwitch(
-	struct adapter *padapter, u8 bWrite, u8 PwrState
-)
-{
-	u8 tempval;
-	if (PwrState) {
-		/*  enable BT power cut */
-		/*  0x6A[14] = 1 */
-		tempval = rtw_read8(padapter, 0x6B);
-		tempval |= BIT(6);
-		rtw_write8(padapter, 0x6B, tempval);
-
-		/*  Attention!! Between 0x6A[14] and 0x6A[15] setting need 100us delay */
-		/*  So don't write 0x6A[14]= 1 and 0x6A[15]= 0 together! */
-		msleep(1);
-		/*  disable BT output isolation */
-		/*  0x6A[15] = 0 */
-		tempval = rtw_read8(padapter, 0x6B);
-		tempval &= ~BIT(7);
-		rtw_write8(padapter, 0x6B, tempval);
-	} else {
-		/*  enable BT output isolation */
-		/*  0x6A[15] = 1 */
-		tempval = rtw_read8(padapter, 0x6B);
-		tempval |= BIT(7);
-		rtw_write8(padapter, 0x6B, tempval);
-
-		/*  Attention!! Between 0x6A[14] and 0x6A[15] setting need 100us delay */
-		/*  So don't write 0x6A[14]= 1 and 0x6A[15]= 0 together! */
-
-		/*  disable BT power cut */
-		/*  0x6A[14] = 1 */
-		tempval = rtw_read8(padapter, 0x6B);
-		tempval &= ~BIT(6);
-		rtw_write8(padapter, 0x6B, tempval);
-	}
-
-}
 static void Hal_EfusePowerSwitch(
 	struct adapter *padapter, u8 bWrite, u8 PwrState
 )
@@ -1906,7 +1867,6 @@ void rtl8723b_set_hal_ops(struct hal_ops *pHalFunc)
 	pHalFunc->write_rfreg = &PHY_SetRFReg_8723B;
 
 	/*  Efuse related function */
-	pHalFunc->BTEfusePowerSwitch = &Hal_BT_EfusePowerSwitch;
 	pHalFunc->EfusePowerSwitch = &Hal_EfusePowerSwitch;
 	pHalFunc->ReadEFuse = &Hal_ReadEFuse;
 	pHalFunc->EFUSEGetEfuseDefinition = &Hal_GetEfuseDefinition;
diff --git a/drivers/staging/rtl8723bs/include/hal_intf.h b/drivers/staging/rtl8723bs/include/hal_intf.h
index be52288a2f1a..d41f458d117e 100644
--- a/drivers/staging/rtl8723bs/include/hal_intf.h
+++ b/drivers/staging/rtl8723bs/include/hal_intf.h
@@ -230,7 +230,6 @@ struct hal_ops {
 	void (*write_rfreg)(struct adapter *padapter, u8 eRFPath, u32 RegAddr, u32 BitMask, u32 Data);
 
 	void (*EfusePowerSwitch)(struct adapter *padapter, u8 bWrite, u8 PwrState);
-	void (*BTEfusePowerSwitch)(struct adapter *padapter, u8 bWrite, u8 PwrState);
 	void (*ReadEFuse)(struct adapter *padapter, u8 efuseType, u16 _offset, u16 _size_byte, u8 *pbuf, bool bPseudoTest);
 	void (*EFUSEGetEfuseDefinition)(struct adapter *padapter, u8 efuseType, u8 type, void *pOut, bool bPseudoTest);
 	u16 (*EfuseGetCurrentSize)(struct adapter *padapter, u8 efuseType, bool bPseudoTest);
-- 
2.43.0