linux-kernel - [PATCH v2 10/36] platform/x86: intel_scu_ipc: Drop intel_scu_ipc

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Date:   Wed,  8 Jan 2020 14:41:35 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Darren Hart <dvhart@...radead.org>,
        Lee Jones <lee.jones@...aro.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        Zha Qipeng <qipeng.zha@...el.com>,
        Rajneesh Bhardwaj <rajneesh.bhardwaj@...ux.intel.com>,
        "David E . Box" <david.e.box@...ux.intel.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 10/36] platform/x86: intel_scu_ipc: Drop intel_scu_ipc_io[read|write][8|16]()

There are no users for these so we can remove them.

Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
---
 arch/x86/include/asm/intel_scu_ipc.h | 12 -----
 drivers/platform/x86/intel_scu_ipc.c | 68 ----------------------------
 2 files changed, 80 deletions(-)

diff --git a/arch/x86/include/asm/intel_scu_ipc.h b/arch/x86/include/asm/intel_scu_ipc.h
index b2dde96e0611..b59afa59a4cb 100644
--- a/arch/x86/include/asm/intel_scu_ipc.h
+++ b/arch/x86/include/asm/intel_scu_ipc.h
@@ -22,24 +22,12 @@
 /* Read single register */
 int intel_scu_ipc_ioread8(u16 addr, u8 *data);
 
-/* Read two sequential registers */
-int intel_scu_ipc_ioread16(u16 addr, u16 *data);
-
-/* Read four sequential registers */
-int intel_scu_ipc_ioread32(u16 addr, u32 *data);
-
 /* Read a vector */
 int intel_scu_ipc_readv(u16 *addr, u8 *data, int len);
 
 /* Write single register */
 int intel_scu_ipc_iowrite8(u16 addr, u8 data);
 
-/* Write two sequential registers */
-int intel_scu_ipc_iowrite16(u16 addr, u16 data);
-
-/* Write four sequential registers */
-int intel_scu_ipc_iowrite32(u16 addr, u32 data);
-
 /* Write a vector */
 int intel_scu_ipc_writev(u16 *addr, u8 *data, int len);
 
diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c
index 997fdac920c6..ba857e54800b 100644
--- a/drivers/platform/x86/intel_scu_ipc.c
+++ b/drivers/platform/x86/intel_scu_ipc.c
@@ -237,40 +237,6 @@ int intel_scu_ipc_ioread8(u16 addr, u8 *data)
 }
 EXPORT_SYMBOL(intel_scu_ipc_ioread8);
 
-/**
- *	intel_scu_ipc_ioread16		-	read a word via the SCU
- *	@addr: register on SCU
- *	@data: return pointer for read word
- *
- *	Read a register pair. Returns 0 on success or an error code. All
- *	locking between SCU accesses is handled for the caller.
- *
- *	This function may sleep.
- */
-int intel_scu_ipc_ioread16(u16 addr, u16 *data)
-{
-	u16 x[2] = {addr, addr + 1};
-	return pwr_reg_rdwr(x, (u8 *)data, 2, IPCMSG_PCNTRL, IPC_CMD_PCNTRL_R);
-}
-EXPORT_SYMBOL(intel_scu_ipc_ioread16);
-
-/**
- *	intel_scu_ipc_ioread32		-	read a dword via the SCU
- *	@addr: register on SCU
- *	@data: return pointer for read dword
- *
- *	Read four registers. Returns 0 on success or an error code. All
- *	locking between SCU accesses is handled for the caller.
- *
- *	This function may sleep.
- */
-int intel_scu_ipc_ioread32(u16 addr, u32 *data)
-{
-	u16 x[4] = {addr, addr + 1, addr + 2, addr + 3};
-	return pwr_reg_rdwr(x, (u8 *)data, 4, IPCMSG_PCNTRL, IPC_CMD_PCNTRL_R);
-}
-EXPORT_SYMBOL(intel_scu_ipc_ioread32);
-
 /**
  *	intel_scu_ipc_iowrite8		-	write a byte via the SCU
  *	@addr: register on SCU
@@ -287,40 +253,6 @@ int intel_scu_ipc_iowrite8(u16 addr, u8 data)
 }
 EXPORT_SYMBOL(intel_scu_ipc_iowrite8);
 
-/**
- *	intel_scu_ipc_iowrite16		-	write a word via the SCU
- *	@addr: register on SCU
- *	@data: word to write
- *
- *	Write two registers. Returns 0 on success or an error code. All
- *	locking between SCU accesses is handled for the caller.
- *
- *	This function may sleep.
- */
-int intel_scu_ipc_iowrite16(u16 addr, u16 data)
-{
-	u16 x[2] = {addr, addr + 1};
-	return pwr_reg_rdwr(x, (u8 *)&data, 2, IPCMSG_PCNTRL, IPC_CMD_PCNTRL_W);
-}
-EXPORT_SYMBOL(intel_scu_ipc_iowrite16);
-
-/**
- *	intel_scu_ipc_iowrite32		-	write a dword via the SCU
- *	@addr: register on SCU
- *	@data: dword to write
- *
- *	Write four registers. Returns 0 on success or an error code. All
- *	locking between SCU accesses is handled for the caller.
- *
- *	This function may sleep.
- */
-int intel_scu_ipc_iowrite32(u16 addr, u32 data)
-{
-	u16 x[4] = {addr, addr + 1, addr + 2, addr + 3};
-	return pwr_reg_rdwr(x, (u8 *)&data, 4, IPCMSG_PCNTRL, IPC_CMD_PCNTRL_W);
-}
-EXPORT_SYMBOL(intel_scu_ipc_iowrite32);
-
 /**
  *	intel_scu_ipc_readvv		-	read a set of registers
  *	@addr: register list
-- 
2.24.1