From: K. Y. Srinivasan Date: Fri, 13 May 2011 02:34:20 +0000 (-0700) Subject: Staging: hv: Move the contents of vmbus_packet_format.h to hyperv.h X-Git-Tag: firefly_0821_release~7613^2~1326^2~256 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=50ed40e0d06df29a5cecda92254b080ad4ebcd10;p=firefly-linux-kernel-4.4.55.git Staging: hv: Move the contents of vmbus_packet_format.h to hyperv.h Move the contents of vmbus_packet_format.h to hyperv.h Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang Signed-off-by: Abhishek Kane Signed-off-by: Hank Janssen Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/hv/channel_mgmt.h b/drivers/staging/hv/channel_mgmt.h index 4025a5959797..6405bfc8f5ed 100644 --- a/drivers/staging/hv/channel_mgmt.h +++ b/drivers/staging/hv/channel_mgmt.h @@ -30,7 +30,6 @@ #include #include #include "hyperv.h" -#include "vmbus_packet_format.h" /* Version 1 messages */ enum vmbus_channel_message_type { diff --git a/drivers/staging/hv/hv_kvp.c b/drivers/staging/hv/hv_kvp.c index f9e371694768..42cf83339836 100644 --- a/drivers/staging/hv/hv_kvp.c +++ b/drivers/staging/hv/hv_kvp.c @@ -31,7 +31,6 @@ #include "logging.h" #include "hv_api.h" #include "vmbus.h" -#include "vmbus_packet_format.h" #include "channel.h" #include "vmbus_private.h" #include "vmbus_api.h" diff --git a/drivers/staging/hv/hv_mouse.c b/drivers/staging/hv/hv_mouse.c index d8f82d531e17..960f11a7f9ad 100644 --- a/drivers/staging/hv/hv_mouse.c +++ b/drivers/staging/hv/hv_mouse.c @@ -32,7 +32,6 @@ #include "vmbus.h" #include "vmbus_api.h" #include "channel.h" -#include "vmbus_packet_format.h" /* diff --git a/drivers/staging/hv/hv_util.c b/drivers/staging/hv/hv_util.c index 45d4a07958b0..7196908f3768 100644 --- a/drivers/staging/hv/hv_util.c +++ b/drivers/staging/hv/hv_util.c @@ -33,7 +33,6 @@ #include "logging.h" #include "hv_api.h" #include "vmbus.h" -#include "vmbus_packet_format.h" #include "channel.h" #include "vmbus_private.h" #include "vmbus_api.h" diff --git a/drivers/staging/hv/hyperv.h b/drivers/staging/hv/hyperv.h index 5810f816e319..4ca22c60767f 100644 --- a/drivers/staging/hv/hyperv.h +++ b/drivers/staging/hv/hyperv.h @@ -184,5 +184,138 @@ struct vmbus_channel_offer { #define VMBUS_CHANNEL_PARENT_OFFER 0x200 #define VMBUS_CHANNEL_REQUEST_MONITORED_NOTIFICATION 0x400 +struct vmpacket_descriptor { + u16 type; + u16 offset8; + u16 len8; + u16 flags; + u64 trans_id; +} __packed; + +struct vmpacket_header { + u32 prev_pkt_start_offset; + struct vmpacket_descriptor descriptor; +} __packed; + +struct vmtransfer_page_range { + u32 byte_count; + u32 byte_offset; +} __packed; + +struct vmtransfer_page_packet_header { + struct vmpacket_descriptor d; + u16 xfer_pageset_id; + bool sender_owns_set; + u8 reserved; + u32 range_cnt; + struct vmtransfer_page_range ranges[1]; +} __packed; + +struct vmgpadl_packet_header { + struct vmpacket_descriptor d; + u32 gpadl; + u32 reserved; +} __packed; + +struct vmadd_remove_transfer_page_set { + struct vmpacket_descriptor d; + u32 gpadl; + u16 xfer_pageset_id; + u16 reserved; +} __packed; + +/* + * This structure defines a range in guest physical space that can be made to + * look virtually contiguous. + */ +struct gpa_range { + u32 byte_count; + u32 byte_offset; + u64 pfn_array[0]; +}; + +/* + * This is the format for an Establish Gpadl packet, which contains a handle by + * which this GPADL will be known and a set of GPA ranges associated with it. + * This can be converted to a MDL by the guest OS. If there are multiple GPA + * ranges, then the resulting MDL will be "chained," representing multiple VA + * ranges. + */ +struct vmestablish_gpadl { + struct vmpacket_descriptor d; + u32 gpadl; + u32 range_cnt; + struct gpa_range range[1]; +} __packed; + +/* + * This is the format for a Teardown Gpadl packet, which indicates that the + * GPADL handle in the Establish Gpadl packet will never be referenced again. + */ +struct vmteardown_gpadl { + struct vmpacket_descriptor d; + u32 gpadl; + u32 reserved; /* for alignment to a 8-byte boundary */ +} __packed; + +/* + * This is the format for a GPA-Direct packet, which contains a set of GPA + * ranges, in addition to commands and/or data. + */ +struct vmdata_gpa_direct { + struct vmpacket_descriptor d; + u32 reserved; + u32 range_cnt; + struct gpa_range range[1]; +} __packed; + +/* This is the format for a Additional Data Packet. */ +struct vmadditional_data { + struct vmpacket_descriptor d; + u64 total_bytes; + u32 offset; + u32 byte_cnt; + unsigned char data[1]; +} __packed; + +union vmpacket_largest_possible_header { + struct vmpacket_descriptor simple_hdr; + struct vmtransfer_page_packet_header xfer_page_hdr; + struct vmgpadl_packet_header gpadl_hdr; + struct vmadd_remove_transfer_page_set add_rm_xfer_page_hdr; + struct vmestablish_gpadl establish_gpadl_hdr; + struct vmteardown_gpadl teardown_gpadl_hdr; + struct vmdata_gpa_direct data_gpa_direct_hdr; +}; + +#define VMPACKET_DATA_START_ADDRESS(__packet) \ + (void *)(((unsigned char *)__packet) + \ + ((struct vmpacket_descriptor)__packet)->offset8 * 8) + +#define VMPACKET_DATA_LENGTH(__packet) \ + ((((struct vmpacket_descriptor)__packet)->len8 - \ + ((struct vmpacket_descriptor)__packet)->offset8) * 8) + +#define VMPACKET_TRANSFER_MODE(__packet) \ + (((struct IMPACT)__packet)->type) + +enum vmbus_packet_type { + VM_PKT_INVALID = 0x0, + VM_PKT_SYNCH = 0x1, + VM_PKT_ADD_XFER_PAGESET = 0x2, + VM_PKT_RM_XFER_PAGESET = 0x3, + VM_PKT_ESTABLISH_GPADL = 0x4, + VM_PKT_TEARDOWN_GPADL = 0x5, + VM_PKT_DATA_INBAND = 0x6, + VM_PKT_DATA_USING_XFER_PAGES = 0x7, + VM_PKT_DATA_USING_GPADL = 0x8, + VM_PKT_DATA_USING_GPA_DIRECT = 0x9, + VM_PKT_CANCEL_REQUEST = 0xa, + VM_PKT_COMP = 0xb, + VM_PKT_DATA_USING_ADDITIONAL_PKT = 0xc, + VM_PKT_ADDITIONAL_DATA = 0xd +}; + +#define VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED 1 #endif /* _HYPERV_H */ diff --git a/drivers/staging/hv/netvsc.h b/drivers/staging/hv/netvsc.h index 75516cb3169b..76fce46c7936 100644 --- a/drivers/staging/hv/netvsc.h +++ b/drivers/staging/hv/netvsc.h @@ -26,7 +26,6 @@ #define _NETVSC_H_ #include -#include "vmbus_packet_format.h" #include "hyperv.h" #include "netvsc_api.h" diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c index 4ffcf5f3bcf2..10a0859d2cac 100644 --- a/drivers/staging/hv/storvsc.c +++ b/drivers/staging/hv/storvsc.c @@ -32,7 +32,6 @@ #include "hv_api.h" #include "logging.h" #include "storvsc_api.h" -#include "vmbus_packet_format.h" #include "vstorage.h" #include "channel.h" diff --git a/drivers/staging/hv/vmbus_packet_format.h b/drivers/staging/hv/vmbus_packet_format.h deleted file mode 100644 index c0b2c2b11646..000000000000 --- a/drivers/staging/hv/vmbus_packet_format.h +++ /dev/null @@ -1,161 +0,0 @@ -/* - * - * 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 - * Hank Janssen - * - */ - -#ifndef _VMBUSPACKETFORMAT_H_ -#define _VMBUSPACKETFORMAT_H_ - -struct vmpacket_descriptor { - u16 type; - u16 offset8; - u16 len8; - u16 flags; - u64 trans_id; -} __packed; - -struct vmpacket_header { - u32 prev_pkt_start_offset; - struct vmpacket_descriptor descriptor; -} __packed; - -struct vmtransfer_page_range { - u32 byte_count; - u32 byte_offset; -} __packed; - -struct vmtransfer_page_packet_header { - struct vmpacket_descriptor d; - u16 xfer_pageset_id; - bool sender_owns_set; - u8 reserved; - u32 range_cnt; - struct vmtransfer_page_range ranges[1]; -} __packed; - -struct vmgpadl_packet_header { - struct vmpacket_descriptor d; - u32 gpadl; - u32 reserved; -} __packed; - -struct vmadd_remove_transfer_page_set { - struct vmpacket_descriptor d; - u32 gpadl; - u16 xfer_pageset_id; - u16 reserved; -} __packed; - -/* - * This structure defines a range in guest physical space that can be made to - * look virtually contiguous. - */ -struct gpa_range { - u32 byte_count; - u32 byte_offset; - u64 pfn_array[0]; -}; - -/* - * This is the format for an Establish Gpadl packet, which contains a handle by - * which this GPADL will be known and a set of GPA ranges associated with it. - * This can be converted to a MDL by the guest OS. If there are multiple GPA - * ranges, then the resulting MDL will be "chained," representing multiple VA - * ranges. - */ -struct vmestablish_gpadl { - struct vmpacket_descriptor d; - u32 gpadl; - u32 range_cnt; - struct gpa_range range[1]; -} __packed; - -/* - * This is the format for a Teardown Gpadl packet, which indicates that the - * GPADL handle in the Establish Gpadl packet will never be referenced again. - */ -struct vmteardown_gpadl { - struct vmpacket_descriptor d; - u32 gpadl; - u32 reserved; /* for alignment to a 8-byte boundary */ -} __packed; - -/* - * This is the format for a GPA-Direct packet, which contains a set of GPA - * ranges, in addition to commands and/or data. - */ -struct vmdata_gpa_direct { - struct vmpacket_descriptor d; - u32 reserved; - u32 range_cnt; - struct gpa_range range[1]; -} __packed; - -/* This is the format for a Additional Data Packet. */ -struct vmadditional_data { - struct vmpacket_descriptor d; - u64 total_bytes; - u32 offset; - u32 byte_cnt; - unsigned char data[1]; -} __packed; - -union vmpacket_largest_possible_header { - struct vmpacket_descriptor simple_hdr; - struct vmtransfer_page_packet_header xfer_page_hdr; - struct vmgpadl_packet_header gpadl_hdr; - struct vmadd_remove_transfer_page_set add_rm_xfer_page_hdr; - struct vmestablish_gpadl establish_gpadl_hdr; - struct vmteardown_gpadl teardown_gpadl_hdr; - struct vmdata_gpa_direct data_gpa_direct_hdr; -}; - -#define VMPACKET_DATA_START_ADDRESS(__packet) \ - (void *)(((unsigned char *)__packet) + \ - ((struct vmpacket_descriptor)__packet)->offset8 * 8) - -#define VMPACKET_DATA_LENGTH(__packet) \ - ((((struct vmpacket_descriptor)__packet)->len8 - \ - ((struct vmpacket_descriptor)__packet)->offset8) * 8) - -#define VMPACKET_TRANSFER_MODE(__packet) \ - (((struct IMPACT)__packet)->type) - -enum vmbus_packet_type { - VM_PKT_INVALID = 0x0, - VM_PKT_SYNCH = 0x1, - VM_PKT_ADD_XFER_PAGESET = 0x2, - VM_PKT_RM_XFER_PAGESET = 0x3, - VM_PKT_ESTABLISH_GPADL = 0x4, - VM_PKT_TEARDOWN_GPADL = 0x5, - VM_PKT_DATA_INBAND = 0x6, - VM_PKT_DATA_USING_XFER_PAGES = 0x7, - VM_PKT_DATA_USING_GPADL = 0x8, - VM_PKT_DATA_USING_GPA_DIRECT = 0x9, - VM_PKT_CANCEL_REQUEST = 0xa, - VM_PKT_COMP = 0xb, - VM_PKT_DATA_USING_ADDITIONAL_PKT = 0xc, - VM_PKT_ADDITIONAL_DATA = 0xd -}; - -#define VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED 1 - -#endif