Now, get rid of channel_mgmt.h Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx> Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx> Signed-off-by: Abhishek Kane <v-abkane@xxxxxxxxxxxxx> Signed-off-by: Hank Janssen <hjanssen@xxxxxxxxxxxxx> --- drivers/staging/hv/channel_mgmt.h | 318 ------------------------------------- 1 files changed, 0 insertions(+), 318 deletions(-) delete mode 100644 drivers/staging/hv/channel_mgmt.h diff --git a/drivers/staging/hv/channel_mgmt.h b/drivers/staging/hv/channel_mgmt.h deleted file mode 100644 index f895d0a..0000000 --- a/drivers/staging/hv/channel_mgmt.h +++ /dev/null @@ -1,318 +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 <haiyangz@xxxxxxxxxxxxx> - * Hank Janssen <hjanssen@xxxxxxxxxxxxx> - * - */ - - -#ifndef _CHANNEL_MGMT_H_ -#define _CHANNEL_MGMT_H_ - -#include <linux/list.h> -#include <linux/timer.h> -#include <linux/workqueue.h> -#include <linux/completion.h> -#include "ring_buffer.h" -#include "vmbus_channel_interface.h" -#include "vmbus_packet_format.h" - -/* Version 1 messages */ -enum vmbus_channel_message_type { - CHANNELMSG_INVALID = 0, - CHANNELMSG_OFFERCHANNEL = 1, - CHANNELMSG_RESCIND_CHANNELOFFER = 2, - CHANNELMSG_REQUESTOFFERS = 3, - CHANNELMSG_ALLOFFERS_DELIVERED = 4, - CHANNELMSG_OPENCHANNEL = 5, - CHANNELMSG_OPENCHANNEL_RESULT = 6, - CHANNELMSG_CLOSECHANNEL = 7, - CHANNELMSG_GPADL_HEADER = 8, - CHANNELMSG_GPADL_BODY = 9, - CHANNELMSG_GPADL_CREATED = 10, - CHANNELMSG_GPADL_TEARDOWN = 11, - CHANNELMSG_GPADL_TORNDOWN = 12, - CHANNELMSG_RELID_RELEASED = 13, - CHANNELMSG_INITIATE_CONTACT = 14, - CHANNELMSG_VERSION_RESPONSE = 15, - CHANNELMSG_UNLOAD = 16, -#ifdef VMBUS_FEATURE_PARENT_OR_PEER_MEMORY_MAPPED_INTO_A_CHILD - CHANNELMSG_VIEWRANGE_ADD = 17, - CHANNELMSG_VIEWRANGE_REMOVE = 18, -#endif - CHANNELMSG_COUNT -}; - -struct vmbus_channel_message_header { - enum vmbus_channel_message_type msgtype; - u32 padding; -} __packed; - -/* Query VMBus Version parameters */ -struct vmbus_channel_query_vmbus_version { - struct vmbus_channel_message_header header; - u32 version; -} __packed; - -/* VMBus Version Supported parameters */ -struct vmbus_channel_version_supported { - struct vmbus_channel_message_header header; - bool version_supported; -} __packed; - -/* Offer Channel parameters */ -struct vmbus_channel_offer_channel { - struct vmbus_channel_message_header header; - struct vmbus_channel_offer offer; - u32 child_relid; - u8 monitorid; - bool monitor_allocated; -} __packed; - -/* Rescind Offer parameters */ -struct vmbus_channel_rescind_offer { - struct vmbus_channel_message_header header; - u32 child_relid; -} __packed; - -/* - * Request Offer -- no parameters, SynIC message contains the partition ID - * Set Snoop -- no parameters, SynIC message contains the partition ID - * Clear Snoop -- no parameters, SynIC message contains the partition ID - * All Offers Delivered -- no parameters, SynIC message contains the partition - * ID - * Flush Client -- no parameters, SynIC message contains the partition ID - */ - -/* Open Channel parameters */ -struct vmbus_channel_open_channel { - struct vmbus_channel_message_header header; - - /* Identifies the specific VMBus channel that is being opened. */ - u32 child_relid; - - /* ID making a particular open request at a channel offer unique. */ - u32 openid; - - /* GPADL for the channel's ring buffer. */ - u32 ringbuffer_gpadlhandle; - - /* GPADL for the channel's server context save area. */ - u32 server_contextarea_gpadlhandle; - - /* - * The upstream ring buffer begins at offset zero in the memory - * described by RingBufferGpadlHandle. The downstream ring buffer - * follows it at this offset (in pages). - */ - u32 downstream_ringbuffer_pageoffset; - - /* User-specific data to be passed along to the server endpoint. */ - unsigned char userdata[MAX_USER_DEFINED_BYTES]; -} __packed; - -/* Open Channel Result parameters */ -struct vmbus_channel_open_result { - struct vmbus_channel_message_header header; - u32 child_relid; - u32 openid; - u32 status; -} __packed; - -/* Close channel parameters; */ -struct vmbus_channel_close_channel { - struct vmbus_channel_message_header header; - u32 child_relid; -} __packed; - -/* Channel Message GPADL */ -#define GPADL_TYPE_RING_BUFFER 1 -#define GPADL_TYPE_SERVER_SAVE_AREA 2 -#define GPADL_TYPE_TRANSACTION 8 - -/* - * The number of PFNs in a GPADL message is defined by the number of - * pages that would be spanned by ByteCount and ByteOffset. If the - * implied number of PFNs won't fit in this packet, there will be a - * follow-up packet that contains more. - */ -struct vmbus_channel_gpadl_header { - struct vmbus_channel_message_header header; - u32 child_relid; - u32 gpadl; - u16 range_buflen; - u16 rangecount; - struct gpa_range range[0]; -} __packed; - -/* This is the followup packet that contains more PFNs. */ -struct vmbus_channel_gpadl_body { - struct vmbus_channel_message_header header; - u32 msgnumber; - u32 gpadl; - u64 pfn[0]; -} __packed; - -struct vmbus_channel_gpadl_created { - struct vmbus_channel_message_header header; - u32 child_relid; - u32 gpadl; - u32 creation_status; -} __packed; - -struct vmbus_channel_gpadl_teardown { - struct vmbus_channel_message_header header; - u32 child_relid; - u32 gpadl; -} __packed; - -struct vmbus_channel_gpadl_torndown { - struct vmbus_channel_message_header header; - u32 gpadl; -} __packed; - -#ifdef VMBUS_FEATURE_PARENT_OR_PEER_MEMORY_MAPPED_INTO_A_CHILD -struct vmbus_channel_view_range_add { - struct vmbus_channel_message_header header; - PHYSICAL_ADDRESS viewrange_base; - u64 viewrange_length; - u32 child_relid; -} __packed; - -struct vmbus_channel_view_range_remove { - struct vmbus_channel_message_header header; - PHYSICAL_ADDRESS viewrange_base; - u32 child_relid; -} __packed; -#endif - -struct vmbus_channel_relid_released { - struct vmbus_channel_message_header header; - u32 child_relid; -} __packed; - -struct vmbus_channel_initiate_contact { - struct vmbus_channel_message_header header; - u32 vmbus_version_requested; - u32 padding2; - u64 interrupt_page; - u64 monitor_page1; - u64 monitor_page2; -} __packed; - -struct vmbus_channel_version_response { - struct vmbus_channel_message_header header; - bool version_supported; -} __packed; - -enum vmbus_channel_state { - CHANNEL_OFFER_STATE, - CHANNEL_OPENING_STATE, - CHANNEL_OPEN_STATE, -}; - -struct vmbus_channel { - struct list_head listentry; - - struct hv_device *device_obj; - - struct timer_list poll_timer; /* SA-111 workaround */ - struct work_struct work; - - enum vmbus_channel_state state; - - struct vmbus_channel_offer_channel offermsg; - /* - * These are based on the OfferMsg.MonitorId. - * Save it here for easy access. - */ - u8 monitor_grp; - u8 monitor_bit; - - u32 ringbuffer_gpadlhandle; - - /* Allocated memory for ring buffer */ - void *ringbuffer_pages; - u32 ringbuffer_pagecount; - struct hv_ring_buffer_info outbound; /* send to parent */ - struct hv_ring_buffer_info inbound; /* receive from parent */ - spinlock_t inbound_lock; - struct workqueue_struct *controlwq; - - /* Channel callback are invoked in this workqueue context */ - /* HANDLE dataWorkQueue; */ - - void (*onchannel_callback)(void *context); - void *channel_callback_context; -}; - -struct vmbus_channel_debug_info { - u32 relid; - enum vmbus_channel_state state; - struct hv_guid interfacetype; - struct hv_guid interface_instance; - u32 monitorid; - u32 servermonitor_pending; - u32 servermonitor_latency; - u32 servermonitor_connectionid; - u32 clientmonitor_pending; - u32 clientmonitor_latency; - u32 clientmonitor_connectionid; - - struct hv_ring_buffer_debug_info inbound; - struct hv_ring_buffer_debug_info outbound; -}; - -/* - * Represents each channel msg on the vmbus connection This is a - * variable-size data structure depending on the msg type itself - */ -struct vmbus_channel_msginfo { - /* Bookkeeping stuff */ - struct list_head msglistentry; - - /* So far, this is only used to handle gpadl body message */ - struct list_head submsglist; - - /* Synchronize the request/response if needed */ - struct completion waitevent; - union { - struct vmbus_channel_version_supported version_supported; - struct vmbus_channel_open_result open_result; - struct vmbus_channel_gpadl_torndown gpadl_torndown; - struct vmbus_channel_gpadl_created gpadl_created; - struct vmbus_channel_version_response version_response; - } response; - - u32 msgsize; - /* - * The channel message that goes out on the "wire". - * It will contain at minimum the VMBUS_CHANNEL_MESSAGE_HEADER header - */ - unsigned char msg[0]; -}; - - -void free_channel(struct vmbus_channel *channel); - -void vmbus_onmessage(void *context); - -int vmbus_request_offers(void); - -#endif /* _CHANNEL_MGMT_H_ */ -- 1.7.4.1 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel