Staging: hv: stor: Move the contents of vstorage.h to hyperv_storage.h

Move the contents of vstorage.h to hyperv_storage.h.
Signed-off-by: NK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: NHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: NAbhishek Kane <v-abkane@microsoft.com>
Signed-off-by: NHank Janssen <hjanssen@microsoft.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/hyperv_storage.h

@@ -26,4 +26,175 @@
 #define _HYPERV_STORAGE_H
 
 
+/* vstorage.w revision number.  This is used in the case of a version match, */
+/* to alert the user that structure sizes may be mismatched even though the */
+/* protocol versions match. */
+
+
+#define REVISION_STRING(REVISION_) #REVISION_
+#define FILL_VMSTOR_REVISION(RESULT_LVALUE_)				\
+	do {								\
+		char *revision_string					\
+			= REVISION_STRING($Rev : 6 $) + 6;		\
+		RESULT_LVALUE_ = 0;					\
+		while (*revision_string >= '0'				\
+			&& *revision_string <= '9') {			\
+			RESULT_LVALUE_ *= 10;				\
+			RESULT_LVALUE_ += *revision_string - '0';	\
+			revision_string++;				\
+		}							\
+	} while (0)
+
+/* Major/minor macros.  Minor version is in LSB, meaning that earlier flat */
+/* version numbers will be interpreted as "0.x" (i.e., 1 becomes 0.1). */
+#define VMSTOR_PROTOCOL_MAJOR(VERSION_)		(((VERSION_) >> 8) & 0xff)
+#define VMSTOR_PROTOCOL_MINOR(VERSION_)		(((VERSION_))      & 0xff)
+#define VMSTOR_PROTOCOL_VERSION(MAJOR_, MINOR_)	((((MAJOR_) & 0xff) << 8) | \
+						 (((MINOR_) & 0xff)))
+#define VMSTOR_INVALID_PROTOCOL_VERSION		(-1)
+
+/* Version history: */
+/* V1 Beta                    0.1 */
+/* V1 RC < 2008/1/31          1.0 */
+/* V1 RC > 2008/1/31          2.0 */
+#define VMSTOR_PROTOCOL_VERSION_CURRENT VMSTOR_PROTOCOL_VERSION(2, 0)
+
+
+
+
+/*  This will get replaced with the max transfer length that is possible on */
+/*  the host adapter. */
+/*  The max transfer length will be published when we offer a vmbus channel. */
+#define MAX_TRANSFER_LENGTH	0x40000
+#define DEFAULT_PACKET_SIZE (sizeof(struct vmdata_gpa_direct) +	\
+			sizeof(struct vstor_packet) +		\
+			sizesizeof(u64) * (MAX_TRANSFER_LENGTH / PAGE_SIZE)))
+
+
+/*  Packet structure describing virtual storage requests. */
+enum vstor_packet_operation {
+	VSTOR_OPERATION_COMPLETE_IO		= 1,
+	VSTOR_OPERATION_REMOVE_DEVICE		= 2,
+	VSTOR_OPERATION_EXECUTE_SRB		= 3,
+	VSTOR_OPERATION_RESET_LUN		= 4,
+	VSTOR_OPERATION_RESET_ADAPTER		= 5,
+	VSTOR_OPERATION_RESET_BUS		= 6,
+	VSTOR_OPERATION_BEGIN_INITIALIZATION	= 7,
+	VSTOR_OPERATION_END_INITIALIZATION	= 8,
+	VSTOR_OPERATION_QUERY_PROTOCOL_VERSION	= 9,
+	VSTOR_OPERATION_QUERY_PROPERTIES	= 10,
+	VSTOR_OPERATION_MAXIMUM			= 10
+};
+
+/*
+ * Platform neutral description of a scsi request -
+ * this remains the same across the write regardless of 32/64 bit
+ * note: it's patterned off the SCSI_PASS_THROUGH structure
+ */
+#define CDB16GENERIC_LENGTH			0x10
+
+#ifndef SENSE_BUFFER_SIZE
+#define SENSE_BUFFER_SIZE			0x12
+#endif
+
+#define MAX_DATA_BUF_LEN_WITH_PADDING		0x14
+
+struct vmscsi_request {
+	unsigned short length;
+	unsigned char srb_status;
+	unsigned char scsi_status;
+
+	unsigned char port_number;
+	unsigned char path_id;
+	unsigned char target_id;
+	unsigned char lun;
+
+	unsigned char cdb_length;
+	unsigned char sense_info_length;
+	unsigned char data_in;
+	unsigned char reserved;
+
+	unsigned int data_transfer_length;
+
+	union {
+		unsigned char cdb[CDB16GENERIC_LENGTH];
+		unsigned char sense_data[SENSE_BUFFER_SIZE];
+		unsigned char reserved_array[MAX_DATA_BUF_LEN_WITH_PADDING];
+	};
+} __attribute((packed));
+
+
+/*
+ * This structure is sent during the intialization phase to get the different
+ * properties of the channel.
+ */
+struct vmstorage_channel_properties {
+	unsigned short protocol_version;
+	unsigned char path_id;
+	unsigned char target_id;
+
+	/* Note: port number is only really known on the client side */
+	unsigned int port_number;
+	unsigned int flags;
+	unsigned int max_transfer_bytes;
+
+	/*  This id is unique for each channel and will correspond with */
+	/*  vendor specific data in the inquirydata */
+	unsigned long long unique_id;
+} __packed;
+
+/*  This structure is sent during the storage protocol negotiations. */
+struct vmstorage_protocol_version {
+	/* Major (MSW) and minor (LSW) version numbers. */
+	unsigned short major_minor;
+
+	/*
+	 * Revision number is auto-incremented whenever this file is changed
+	 * (See FILL_VMSTOR_REVISION macro above).  Mismatch does not
+	 * definitely indicate incompatibility--but it does indicate mismatched
+	 * builds.
+	 */
+	unsigned short revision;
+} __packed;
+
+/* Channel Property Flags */
+#define STORAGE_CHANNEL_REMOVABLE_FLAG		0x1
+#define STORAGE_CHANNEL_EMULATED_IDE_FLAG	0x2
+
+struct vstor_packet {
+	/* Requested operation type */
+	enum vstor_packet_operation operation;
+
+	/*  Flags - see below for values */
+	unsigned int flags;
+
+	/* Status of the request returned from the server side. */
+	unsigned int status;
+
+	/* Data payload area */
+	union {
+		/*
+		 * Structure used to forward SCSI commands from the
+		 * client to the server.
+		 */
+		struct vmscsi_request vm_srb;
+
+		/* Structure used to query channel properties. */
+		struct vmstorage_channel_properties storage_channel_properties;
+
+		/* Used during version negotiations. */
+		struct vmstorage_protocol_version version;
+	};
+} __packed;
+
+/* Packet flags */
+/*
+ * This flag indicates that the server should send back a completion for this
+ * packet.
+ */
+#define REQUEST_COMPLETION_FLAG	0x1
+
+/*  This is the set of flags that the vsc can set in any packets it sends */
+#define VSC_LEGAL_FLAGS		(REQUEST_COMPLETION_FLAG)
+
 #endif /* _HYPERV_STORAGE_H */

drivers/staging/hv/storvsc.c

@@ -31,7 +31,6 @@
 #include "hyperv.h"
 #include "hyperv_storage.h"
 #include "storvsc_api.h"
-#include "vstorage.h"
 
 
 static inline struct storvsc_device *alloc_stor_device(struct hv_device *device)

drivers/staging/hv/storvsc_api.h

@@ -27,7 +27,7 @@
 
 #include <linux/kernel.h>
 #include <linux/wait.h>
-#include "vstorage.h"
+#include "hyperv_storage.h"
 #include "hyperv.h"
 
 /* Defines */

drivers/staging/hv/storvsc_drv.c

@@ -36,7 +36,6 @@
 #include "hyperv.h"
 #include "hyperv_storage.h"
 #include "storvsc_api.h"
-#include "vstorage.h"
 
 static int storvsc_ringbuffer_size = STORVSC_RING_BUFFER_SIZE;
 

drivers/staging/hv/vstorage.h

-/*
- *
- * Copyright (c) 2009, Microsoft Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA 02111-1307 USA.
- *
- * Authors:
- *   Haiyang Zhang <haiyangz@microsoft.com>
- *   Hank Janssen  <hjanssen@microsoft.com>
- *
- */
-
-/* vstorage.w revision number.  This is used in the case of a version match, */
-/* to alert the user that structure sizes may be mismatched even though the */
-/* protocol versions match. */
-
-#ifndef _VSTORAGE_H_
-#define _VSTORAGE_H_
-
-#define REVISION_STRING(REVISION_) #REVISION_
-#define FILL_VMSTOR_REVISION(RESULT_LVALUE_)				\
-	do {								\
-		char *revision_string					\
-			= REVISION_STRING($Rev : 6 $) + 6;		\
-		RESULT_LVALUE_ = 0;					\
-		while (*revision_string >= '0'				\
-			&& *revision_string <= '9') {			\
-			RESULT_LVALUE_ *= 10;				\
-			RESULT_LVALUE_ += *revision_string - '0';	\
-			revision_string++;				\
-		}							\
-	} while (0)
-
-/* Major/minor macros.  Minor version is in LSB, meaning that earlier flat */
-/* version numbers will be interpreted as "0.x" (i.e., 1 becomes 0.1). */
-#define VMSTOR_PROTOCOL_MAJOR(VERSION_)		(((VERSION_) >> 8) & 0xff)
-#define VMSTOR_PROTOCOL_MINOR(VERSION_)		(((VERSION_))      & 0xff)
-#define VMSTOR_PROTOCOL_VERSION(MAJOR_, MINOR_)	((((MAJOR_) & 0xff) << 8) | \
-						 (((MINOR_) & 0xff)))
-#define VMSTOR_INVALID_PROTOCOL_VERSION		(-1)
-
-/* Version history: */
-/* V1 Beta                    0.1 */
-/* V1 RC < 2008/1/31          1.0 */
-/* V1 RC > 2008/1/31          2.0 */
-#define VMSTOR_PROTOCOL_VERSION_CURRENT VMSTOR_PROTOCOL_VERSION(2, 0)
-
-
-
-
-/*  This will get replaced with the max transfer length that is possible on */
-/*  the host adapter. */
-/*  The max transfer length will be published when we offer a vmbus channel. */
-#define MAX_TRANSFER_LENGTH	0x40000
-#define DEFAULT_PACKET_SIZE (sizeof(struct vmdata_gpa_direct) +	\
-			sizeof(struct vstor_packet) +		\
-			sizesizeof(u64) * (MAX_TRANSFER_LENGTH / PAGE_SIZE)))
-
-
-/*  Packet structure describing virtual storage requests. */
-enum vstor_packet_operation {
-	VSTOR_OPERATION_COMPLETE_IO		= 1,
-	VSTOR_OPERATION_REMOVE_DEVICE		= 2,
-	VSTOR_OPERATION_EXECUTE_SRB		= 3,
-	VSTOR_OPERATION_RESET_LUN		= 4,
-	VSTOR_OPERATION_RESET_ADAPTER		= 5,
-	VSTOR_OPERATION_RESET_BUS		= 6,
-	VSTOR_OPERATION_BEGIN_INITIALIZATION	= 7,
-	VSTOR_OPERATION_END_INITIALIZATION	= 8,
-	VSTOR_OPERATION_QUERY_PROTOCOL_VERSION	= 9,
-	VSTOR_OPERATION_QUERY_PROPERTIES	= 10,
-	VSTOR_OPERATION_MAXIMUM			= 10
-};
-
-/*
- * Platform neutral description of a scsi request -
- * this remains the same across the write regardless of 32/64 bit
- * note: it's patterned off the SCSI_PASS_THROUGH structure
- */
-#define CDB16GENERIC_LENGTH			0x10
-
-#ifndef SENSE_BUFFER_SIZE
-#define SENSE_BUFFER_SIZE			0x12
-#endif
-
-#define MAX_DATA_BUF_LEN_WITH_PADDING		0x14
-
-struct vmscsi_request {
-	unsigned short length;
-	unsigned char srb_status;
-	unsigned char scsi_status;
-
-	unsigned char port_number;
-	unsigned char path_id;
-	unsigned char target_id;
-	unsigned char lun;
-
-	unsigned char cdb_length;
-	unsigned char sense_info_length;
-	unsigned char data_in;
-	unsigned char reserved;
-
-	unsigned int data_transfer_length;
-
-	union {
-		unsigned char cdb[CDB16GENERIC_LENGTH];
-		unsigned char sense_data[SENSE_BUFFER_SIZE];
-		unsigned char reserved_array[MAX_DATA_BUF_LEN_WITH_PADDING];
-	};
-} __attribute((packed));
-
-
-/*
- * This structure is sent during the intialization phase to get the different
- * properties of the channel.
- */
-struct vmstorage_channel_properties {
-	unsigned short protocol_version;
-	unsigned char path_id;
-	unsigned char target_id;
-
-	/* Note: port number is only really known on the client side */
-	unsigned int port_number;
-	unsigned int flags;
-	unsigned int max_transfer_bytes;
-
-	/*  This id is unique for each channel and will correspond with */
-	/*  vendor specific data in the inquirydata */
-	unsigned long long unique_id;
-} __packed;
-
-/*  This structure is sent during the storage protocol negotiations. */
-struct vmstorage_protocol_version {
-	/* Major (MSW) and minor (LSW) version numbers. */
-	unsigned short major_minor;
-
-	/*
-	 * Revision number is auto-incremented whenever this file is changed
-	 * (See FILL_VMSTOR_REVISION macro above).  Mismatch does not
-	 * definitely indicate incompatibility--but it does indicate mismatched
-	 * builds.
-	 */
-	unsigned short revision;
-} __packed;
-
-/* Channel Property Flags */
-#define STORAGE_CHANNEL_REMOVABLE_FLAG		0x1
-#define STORAGE_CHANNEL_EMULATED_IDE_FLAG	0x2
-
-struct vstor_packet {
-	/* Requested operation type */
-	enum vstor_packet_operation operation;
-
-	/*  Flags - see below for values */
-	unsigned int flags;
-
-	/* Status of the request returned from the server side. */
-	unsigned int status;
-
-	/* Data payload area */
-	union {
-		/*
-		 * Structure used to forward SCSI commands from the
-		 * client to the server.
-		 */
-		struct vmscsi_request vm_srb;
-
-		/* Structure used to query channel properties. */
-		struct vmstorage_channel_properties storage_channel_properties;
-
-		/* Used during version negotiations. */
-		struct vmstorage_protocol_version version;
-	};
-} __packed;
-
-/* Packet flags */
-/*
- * This flag indicates that the server should send back a completion for this
- * packet.
- */
-#define REQUEST_COMPLETION_FLAG	0x1
-
-/*  This is the set of flags that the vsc can set in any packets it sends */
-#define VSC_LEGAL_FLAGS		(REQUEST_COMPLETION_FLAG)
-
-#endif /* _VSTORAGE_H_ */