linux-kernel - [PATCH 3/6] Input: Update vmmouse.c to use the common VMW

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Message-Id: <1449008332-9394-3-git-send-email-syeh@vmware.com>
Date:	Tue,  1 Dec 2015 14:18:49 -0800
From:	"Sinclair Yeh" <syeh@...are.com>
To:	x86@...nel.org
Cc:	Sinclair Yeh <syeh@...are.com>, pv-drivers@...are.com,
	linux-graphics-maintainer@...are.com,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org,
	linux-input@...r.kernel.org
Subject: [PATCH 3/6] Input: Update vmmouse.c to use the common VMW_PORT macros

v2:
Instead of replacing existing VMMOUSE defines, only modify enough
to use the new VMW_PORT define.

v3:
Use updated VMWARE_PORT() which requires hypervisor magic as an added
parameter

Signed-off-by: Sinclair Yeh <syeh@...are.com>
Reviewed-by: Thomas Hellstrom <thellstrom@...are.com>
Reviewed-by: Alok N Kataria <akataria@...are.com>
Cc: pv-drivers@...are.com
Cc: linux-graphics-maintainer@...are.com
Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-kernel@...r.kernel.org
Cc: virtualization@...ts.linux-foundation.org
Cc: linux-input@...r.kernel.org
---
 drivers/input/mouse/vmmouse.c | 22 +++++++---------------
 1 file changed, 7 insertions(+), 15 deletions(-)

diff --git a/drivers/input/mouse/vmmouse.c b/drivers/input/mouse/vmmouse.c
index e272f06..d34e3e4 100644
--- a/drivers/input/mouse/vmmouse.c
+++ b/drivers/input/mouse/vmmouse.c
@@ -19,6 +19,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <asm/hypervisor.h>
+#include <asm/vmware.h>
 
 #include "psmouse.h"
 #include "vmmouse.h"
@@ -84,21 +85,12 @@ struct vmmouse_data {
  * implementing the vmmouse protocol. Should never execute on
  * bare metal hardware.
  */
-#define VMMOUSE_CMD(cmd, in1, out1, out2, out3, out4)	\
-({							\
-	unsigned long __dummy1, __dummy2;		\
-	__asm__ __volatile__ ("inl %%dx" :		\
-		"=a"(out1),				\
-		"=b"(out2),				\
-		"=c"(out3),				\
-		"=d"(out4),				\
-		"=S"(__dummy1),				\
-		"=D"(__dummy2) :			\
-		"a"(VMMOUSE_PROTO_MAGIC),		\
-		"b"(in1),				\
-		"c"(VMMOUSE_PROTO_CMD_##cmd),		\
-		"d"(VMMOUSE_PROTO_PORT) :		\
-		"memory");		                \
+#define VMMOUSE_CMD(cmd, in1, out1, out2, out3, out4)		   \
+({								   \
+	unsigned long __dummy1 = 0, __dummy2 = 0;		   \
+	VMW_PORT(in1, VMMOUSE_PROTO_CMD_##cmd, VMMOUSE_PROTO_PORT, \
+		 VMMOUSE_PROTO_MAGIC,				   \
+		 out1, out2, out3, out4, __dummy1, __dummy2);      \
 })
 
 /**
-- 
1.9.1

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