staging: hv: Corrected all header comment formats kernel-doc format
Removed kerneldoc /** from functions that should not have them. Added proper kerneldoc headers to functions that should have them. This includes fixes as pointed out by Randy Dunlap and Joe Perches. Cc: Joe Perches <joe@perches.com> Acked-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Hank Janssen <hjanssen@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Hank Janssen
Greg Kroah-Hartman
Родитель
173f346380
Коммит
3e18951955
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@ -65,8 +65,9 @@ static void DumpMonitorPage(struct hv_monitor_page *MonitorPage)
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}
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#endif
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/**
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* VmbusChannelSetEvent - Trigger an event notification on the specified channel.
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/*
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* VmbusChannelSetEvent - Trigger an event notification on the specified
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* channel.
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*/
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static void VmbusChannelSetEvent(struct vmbus_channel *Channel)
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{
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@ -120,7 +121,7 @@ static void VmbusChannelClearEvent(struct vmbus_channel *channel)
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}
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#endif
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/**
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/*
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* VmbusChannelGetDebugInfo -Retrieve various channel debug info
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*/
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void VmbusChannelGetDebugInfo(struct vmbus_channel *Channel,
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@ -165,7 +166,7 @@ void VmbusChannelGetDebugInfo(struct vmbus_channel *Channel,
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RingBufferGetDebugInfo(&Channel->Outbound, &DebugInfo->Outbound);
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}
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/**
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/*
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* VmbusChannelOpen - Open the specified channel.
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*/
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int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
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@ -283,8 +284,9 @@ Cleanup:
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return 0;
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}
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/**
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* DumpGpadlBody - Dump the gpadl body message to the console for debugging purposes.
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/*
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* DumpGpadlBody - Dump the gpadl body message to the console for
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* debugging purposes.
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*/
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static void DumpGpadlBody(struct vmbus_channel_gpadl_body *Gpadl, u32 Len)
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{
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@ -300,8 +302,9 @@ static void DumpGpadlBody(struct vmbus_channel_gpadl_body *Gpadl, u32 Len)
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i, Gpadl->Pfn[i]);
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}
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/**
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* DumpGpadlHeader - Dump the gpadl header message to the console for debugging purposes.
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/*
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* DumpGpadlHeader - Dump the gpadl header message to the console for
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* debugging purposes.
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*/
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static void DumpGpadlHeader(struct vmbus_channel_gpadl_header *Gpadl)
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{
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@ -325,7 +328,7 @@ static void DumpGpadlHeader(struct vmbus_channel_gpadl_header *Gpadl)
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}
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}
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/**
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/*
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* VmbusChannelCreateGpadlHeader - Creates a gpadl for the specified buffer
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*/
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static int VmbusChannelCreateGpadlHeader(void *Kbuffer, u32 Size,
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@ -441,7 +444,7 @@ static int VmbusChannelCreateGpadlHeader(void *Kbuffer, u32 Size,
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return 0;
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}
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/**
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/*
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* VmbusChannelEstablishGpadl - Estabish a GPADL for the specified buffer
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*
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* @Channel: a channel
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@ -545,7 +548,7 @@ Cleanup:
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return ret;
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}
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/**
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/*
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* VmbusChannelTeardownGpadl -Teardown the specified GPADL handle
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*/
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int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
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@ -598,7 +601,7 @@ int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
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return ret;
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}
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/**
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/*
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* VmbusChannelClose - Close the specified channel
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*/
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void VmbusChannelClose(struct vmbus_channel *Channel)
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@ -663,7 +666,7 @@ void VmbusChannelClose(struct vmbus_channel *Channel)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelSendPacket - Send the specified buffer on the given channel
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*/
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int VmbusChannelSendPacket(struct vmbus_channel *Channel, const void *Buffer,
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@ -709,8 +712,9 @@ int VmbusChannelSendPacket(struct vmbus_channel *Channel, const void *Buffer,
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return ret;
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}
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/**
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* VmbusChannelSendPacketPageBuffer - Send a range of single-page buffer packets using a GPADL Direct packet type.
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/*
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* VmbusChannelSendPacketPageBuffer - Send a range of single-page buffer
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* packets using a GPADL Direct packet type.
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*/
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int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *Channel,
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struct hv_page_buffer PageBuffers[],
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@ -774,8 +778,9 @@ int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *Channel,
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return ret;
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}
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/**
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* VmbusChannelSendPacketMultiPageBuffer - Send a multi-page buffer packet using a GPADL Direct packet type.
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/*
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* VmbusChannelSendPacketMultiPageBuffer - Send a multi-page buffer packet
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* using a GPADL Direct packet type.
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*/
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int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *Channel,
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struct hv_multipage_buffer *MultiPageBuffer,
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@ -843,7 +848,7 @@ int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *Channel,
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return ret;
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}
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/**
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/*
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* VmbusChannelRecvPacket - Retrieve the user packet on the specified channel
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*/
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/* TODO: Do we ever receive a gpa direct packet other than the ones we send ? */
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@ -909,7 +914,7 @@ int VmbusChannelRecvPacket(struct vmbus_channel *Channel, void *Buffer,
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return 0;
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}
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/**
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/*
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* VmbusChannelRecvPacketRaw - Retrieve the raw packet on the specified channel
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*/
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int VmbusChannelRecvPacketRaw(struct vmbus_channel *Channel, void *Buffer,
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@ -972,7 +977,7 @@ int VmbusChannelRecvPacketRaw(struct vmbus_channel *Channel, void *Buffer,
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return 0;
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}
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/**
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/*
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* VmbusChannelOnChannelEvent - Channel event callback
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*/
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void VmbusChannelOnChannelEvent(struct vmbus_channel *Channel)
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@ -985,7 +990,7 @@ void VmbusChannelOnChannelEvent(struct vmbus_channel *Channel)
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mod_timer(&Channel->poll_timer, jiffies + usecs_to_jiffies(100));
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}
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/**
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/*
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* VmbusChannelOnTimer - Timer event callback
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*/
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void VmbusChannelOnTimer(unsigned long data)
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@ -996,7 +1001,7 @@ void VmbusChannelOnTimer(unsigned long data)
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channel->OnChannelCallback(channel->ChannelCallbackContext);
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}
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/**
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/*
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* DumpVmbusChannel - Dump vmbus channel info to the console
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*/
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static void DumpVmbusChannel(struct vmbus_channel *Channel)
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@ -71,7 +71,7 @@ static const struct hv_guid
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},
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};
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/**
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/*
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* AllocVmbusChannel - Allocate and initialize a vmbus channel object
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*/
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struct vmbus_channel *AllocVmbusChannel(void)
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@ -97,7 +97,7 @@ struct vmbus_channel *AllocVmbusChannel(void)
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return channel;
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}
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/**
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/*
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* ReleaseVmbusChannel - Release the vmbus channel object itself
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*/
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static inline void ReleaseVmbusChannel(void *context)
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@ -115,7 +115,7 @@ static inline void ReleaseVmbusChannel(void *context)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* FreeVmbusChannel - Release the resources used by the vmbus channel object
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*/
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void FreeVmbusChannel(struct vmbus_channel *Channel)
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@ -131,7 +131,7 @@ void FreeVmbusChannel(struct vmbus_channel *Channel)
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Channel);
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}
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/**
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/*
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* VmbusChannelProcessOffer - Process the offer by creating a channel/device associated with this offer
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*/
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static void VmbusChannelProcessOffer(void *context)
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@ -213,7 +213,7 @@ static void VmbusChannelProcessOffer(void *context)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelProcessRescindOffer - Rescind the offer by initiating a device removal
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*/
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static void VmbusChannelProcessRescindOffer(void *context)
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@ -225,7 +225,7 @@ static void VmbusChannelProcessRescindOffer(void *context)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnOffer - Handler for channel offers from vmbus in parent partition.
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*
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* We ignore all offers except network and storage offers. For each network and
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@ -308,7 +308,7 @@ static void VmbusChannelOnOffer(struct vmbus_channel_message_header *hdr)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnOfferRescind - Rescind offer handler.
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*
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* We queue a work item to process this offer synchronously
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@ -335,7 +335,7 @@ static void VmbusChannelOnOfferRescind(struct vmbus_channel_message_header *hdr)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnOffersDelivered - This is invoked when all offers have been delivered.
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*
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* Nothing to do here.
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@ -347,7 +347,7 @@ static void VmbusChannelOnOffersDelivered(
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnOpenResult - Open result handler.
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*
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* This is invoked when we received a response to our channel open request.
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@ -395,7 +395,7 @@ static void VmbusChannelOnOpenResult(struct vmbus_channel_message_header *hdr)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnGpadlCreated - GPADL created handler.
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*
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* This is invoked when we received a response to our gpadl create request.
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@ -447,7 +447,7 @@ static void VmbusChannelOnGpadlCreated(struct vmbus_channel_message_header *hdr)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnGpadlTorndown - GPADL torndown handler.
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*
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* This is invoked when we received a response to our gpadl teardown request.
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@ -495,7 +495,7 @@ static void VmbusChannelOnGpadlTorndown(
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelOnVersionResponse - Version response handler
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*
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* This is invoked when we received a response to our initiate contact request.
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@ -558,7 +558,7 @@ static struct vmbus_channel_message_table_entry
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{ChannelMessageUnload, NULL},
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};
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/**
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/*
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* VmbusOnChannelMessage - Handler for channel protocol messages.
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*
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* This is invoked in the vmbus worker thread context.
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@ -597,7 +597,7 @@ void VmbusOnChannelMessage(void *Context)
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DPRINT_EXIT(VMBUS);
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}
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/**
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/*
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* VmbusChannelRequestOffers - Send a request to get all our pending offers.
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*/
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int VmbusChannelRequestOffers(void)
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@ -651,8 +651,9 @@ Cleanup:
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return ret;
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}
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/**
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* VmbusChannelReleaseUnattachedChannels - Release channels that are unattached/unconnected ie (no drivers associated)
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/*
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* VmbusChannelReleaseUnattachedChannels - Release channels that are
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* unattached/unconnected ie (no drivers associated)
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*/
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void VmbusChannelReleaseUnattachedChannels(void)
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{
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|
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@ -34,7 +34,7 @@ struct VMBUS_CONNECTION gVmbusConnection = {
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.NextGpadlHandle = ATOMIC_INIT(0xE1E10),
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};
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/**
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/*
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* VmbusConnect - Sends a connect request on the partition service connection
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*/
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int VmbusConnect(void)
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@ -180,7 +180,7 @@ Cleanup:
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return ret;
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}
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/**
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/*
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* VmbusDisconnect - Sends a disconnect request on the partition service connection
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*/
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int VmbusDisconnect(void)
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@ -218,7 +218,7 @@ Cleanup:
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return ret;
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}
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/**
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/*
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* GetChannelFromRelId - Get the channel object given its child relative id (ie channel id)
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*/
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struct vmbus_channel *GetChannelFromRelId(u32 relId)
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@ -239,7 +239,7 @@ struct vmbus_channel *GetChannelFromRelId(u32 relId)
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return foundChannel;
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}
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/**
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/*
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* VmbusProcessChannelEvent - Process a channel event notification
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*/
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static void VmbusProcessChannelEvent(void *context)
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@ -267,7 +267,7 @@ static void VmbusProcessChannelEvent(void *context)
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}
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}
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/**
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/*
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* VmbusOnEvents - Handler for events
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*/
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void VmbusOnEvents(void)
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@ -308,7 +308,7 @@ void VmbusOnEvents(void)
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return;
|
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}
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|
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/**
|
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/*
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* VmbusPostMessage - Send a msg on the vmbus's message connection
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*/
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int VmbusPostMessage(void *buffer, size_t bufferLen)
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|
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@ -320,7 +320,7 @@ int VmbusPostMessage(void *buffer, size_t bufferLen)
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return HvPostMessage(connId, 1, buffer, bufferLen);
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}
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/**
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/*
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* VmbusSetEvent - Send an event notification to the parent
|
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*/
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int VmbusSetEvent(u32 childRelId)
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|
|
|
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|
|
@ -35,7 +35,7 @@ struct hv_context gHvContext = {
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.SignalEventBuffer = NULL,
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};
|
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|
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/**
|
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/*
|
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* HvQueryHypervisorPresence - Query the cpuid for presense of windows hypervisor
|
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*/
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static int HvQueryHypervisorPresence(void)
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|
|
@ -56,7 +56,7 @@ static int HvQueryHypervisorPresence(void)
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return ecx & HV_PRESENT_BIT;
|
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}
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||||
|
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/**
|
||||
/*
|
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* HvQueryHypervisorInfo - Get version info of the windows hypervisor
|
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*/
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static int HvQueryHypervisorInfo(void)
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|
@ -125,7 +125,7 @@ static int HvQueryHypervisorInfo(void)
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return maxLeaf;
|
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}
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/**
|
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/*
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* HvDoHypercall - Invoke the specified hypercall
|
||||
*/
|
||||
static u64 HvDoHypercall(u64 Control, void *Input, void *Output)
|
||||
|
|
@ -180,7 +180,7 @@ static u64 HvDoHypercall(u64 Control, void *Input, void *Output)
|
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#endif /* !x86_64 */
|
||||
}
|
||||
|
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/**
|
||||
/*
|
||||
* HvInit - Main initialization routine.
|
||||
*
|
||||
* This routine must be called before any other routines in here are called
|
||||
|
|
@ -294,7 +294,7 @@ Cleanup:
|
|||
return ret;
|
||||
}
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||||
|
||||
/**
|
||||
/*
|
||||
* HvCleanup - Cleanup routine.
|
||||
*
|
||||
* This routine is called normally during driver unloading or exiting.
|
||||
|
|
@ -321,7 +321,7 @@ void HvCleanup(void)
|
|||
DPRINT_EXIT(VMBUS);
|
||||
}
|
||||
|
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/**
|
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/*
|
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* HvPostMessage - Post a message using the hypervisor message IPC.
|
||||
*
|
||||
* This involves a hypercall.
|
||||
|
|
@ -362,7 +362,7 @@ u16 HvPostMessage(union hv_connection_id connectionId,
|
|||
}
|
||||
|
||||
|
||||
/**
|
||||
/*
|
||||
* HvSignalEvent - Signal an event on the specified connection using the hypervisor event IPC.
|
||||
*
|
||||
* This involves a hypercall.
|
||||
|
|
@ -376,7 +376,7 @@ u16 HvSignalEvent(void)
|
|||
return status;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* HvSynicInit - Initialize the Synthethic Interrupt Controller.
|
||||
*
|
||||
* If it is already initialized by another entity (ie x2v shim), we need to
|
||||
|
|
@ -482,7 +482,7 @@ Cleanup:
|
|||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* HvSynicCleanup - Cleanup routine for HvSynicInit().
|
||||
*/
|
||||
void HvSynicCleanup(void *arg)
|
||||
|
|
|
|||
|
|
@ -167,7 +167,7 @@ static struct netvsc_device *ReleaseInboundNetDevice(struct hv_device *Device)
|
|||
return netDevice;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* NetVscInitialize - Main entry point
|
||||
*/
|
||||
int NetVscInitialize(struct hv_driver *drv)
|
||||
|
|
@ -705,7 +705,7 @@ static void NetVscDisconnectFromVsp(struct netvsc_device *NetDevice)
|
|||
DPRINT_EXIT(NETVSC);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* NetVscOnDeviceAdd - Callback when the device belonging to this driver is added
|
||||
*/
|
||||
static int NetVscOnDeviceAdd(struct hv_device *Device, void *AdditionalInfo)
|
||||
|
|
@ -807,7 +807,7 @@ Cleanup:
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* NetVscOnDeviceRemove - Callback when the root bus device is removed
|
||||
*/
|
||||
static int NetVscOnDeviceRemove(struct hv_device *Device)
|
||||
|
|
@ -864,7 +864,7 @@ static int NetVscOnDeviceRemove(struct hv_device *Device)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* NetVscOnCleanup - Perform any cleanup when the driver is removed
|
||||
*/
|
||||
static void NetVscOnCleanup(struct hv_driver *drv)
|
||||
|
|
|
|||
|
|
@ -533,7 +533,7 @@ static int StorVscConnectToVsp(struct hv_device *Device)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* StorVscOnDeviceAdd - Callback when the device belonging to this driver is added
|
||||
*/
|
||||
static int StorVscOnDeviceAdd(struct hv_device *Device, void *AdditionalInfo)
|
||||
|
|
@ -585,7 +585,7 @@ Cleanup:
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* StorVscOnDeviceRemove - Callback when the our device is being removed
|
||||
*/
|
||||
static int StorVscOnDeviceRemove(struct hv_device *Device)
|
||||
|
|
@ -683,7 +683,7 @@ Cleanup:
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* StorVscOnIORequest - Callback to initiate an I/O request
|
||||
*/
|
||||
static int StorVscOnIORequest(struct hv_device *Device,
|
||||
|
|
@ -783,7 +783,7 @@ static int StorVscOnIORequest(struct hv_device *Device,
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* StorVscOnCleanup - Perform any cleanup when the driver is removed
|
||||
*/
|
||||
static void StorVscOnCleanup(struct hv_driver *Driver)
|
||||
|
|
@ -792,7 +792,7 @@ static void StorVscOnCleanup(struct hv_driver *Driver)
|
|||
DPRINT_EXIT(STORVSC);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* StorVscInitialize - Main entry point
|
||||
*/
|
||||
int StorVscInitialize(struct hv_driver *Driver)
|
||||
|
|
|
|||
|
|
@ -1,6 +1,5 @@
|
|||
TODO:
|
||||
- fix remaining checkpatch warnings and errors
|
||||
- use of /** when it is not a kerneldoc header
|
||||
- audit the vmbus to verify it is working properly with the
|
||||
driver model
|
||||
- convert vmbus driver interface function pointer tables
|
||||
|
|
|
|||
|
|
@ -52,7 +52,7 @@ static const struct hv_guid gVmbusDeviceId = {
|
|||
static struct hv_driver *gDriver; /* vmbus driver object */
|
||||
static struct hv_device *gDevice; /* vmbus root device */
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusGetChannelOffers - Retrieve the channel offers from the parent partition
|
||||
*/
|
||||
static void VmbusGetChannelOffers(void)
|
||||
|
|
@ -62,7 +62,7 @@ static void VmbusGetChannelOffers(void)
|
|||
DPRINT_EXIT(VMBUS);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusGetChannelInterface - Get the channel interface
|
||||
*/
|
||||
static void VmbusGetChannelInterface(struct vmbus_channel_interface *Interface)
|
||||
|
|
@ -70,7 +70,7 @@ static void VmbusGetChannelInterface(struct vmbus_channel_interface *Interface)
|
|||
GetChannelInterface(Interface);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusGetChannelInfo - Get the device info for the specified device object
|
||||
*/
|
||||
static void VmbusGetChannelInfo(struct hv_device *DeviceObject,
|
||||
|
|
@ -79,7 +79,7 @@ static void VmbusGetChannelInfo(struct hv_device *DeviceObject,
|
|||
GetChannelInfo(DeviceObject, DeviceInfo);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusCreateChildDevice - Creates the child device on the bus that represents the channel offer
|
||||
*/
|
||||
struct hv_device *VmbusChildDeviceCreate(struct hv_guid *DeviceType,
|
||||
|
|
@ -92,7 +92,7 @@ struct hv_device *VmbusChildDeviceCreate(struct hv_guid *DeviceType,
|
|||
Context);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusChildDeviceAdd - Registers the child device with the vmbus
|
||||
*/
|
||||
int VmbusChildDeviceAdd(struct hv_device *ChildDevice)
|
||||
|
|
@ -102,7 +102,7 @@ int VmbusChildDeviceAdd(struct hv_device *ChildDevice)
|
|||
return vmbusDriver->OnChildDeviceAdd(gDevice, ChildDevice);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusChildDeviceRemove Unregisters the child device from the vmbus
|
||||
*/
|
||||
void VmbusChildDeviceRemove(struct hv_device *ChildDevice)
|
||||
|
|
@ -112,7 +112,7 @@ void VmbusChildDeviceRemove(struct hv_device *ChildDevice)
|
|||
vmbusDriver->OnChildDeviceRemove(ChildDevice);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusOnDeviceAdd - Callback when the root bus device is added
|
||||
*/
|
||||
static int VmbusOnDeviceAdd(struct hv_device *dev, void *AdditionalInfo)
|
||||
|
|
@ -141,7 +141,7 @@ static int VmbusOnDeviceAdd(struct hv_device *dev, void *AdditionalInfo)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusOnDeviceRemove - Callback when the root bus device is removed
|
||||
*/
|
||||
static int VmbusOnDeviceRemove(struct hv_device *dev)
|
||||
|
|
@ -157,7 +157,7 @@ static int VmbusOnDeviceRemove(struct hv_device *dev)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusOnCleanup - Perform any cleanup when the driver is removed
|
||||
*/
|
||||
static void VmbusOnCleanup(struct hv_driver *drv)
|
||||
|
|
@ -169,7 +169,7 @@ static void VmbusOnCleanup(struct hv_driver *drv)
|
|||
DPRINT_EXIT(VMBUS);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusOnMsgDPC - DPC routine to handle messages from the hypervisior
|
||||
*/
|
||||
static void VmbusOnMsgDPC(struct hv_driver *drv)
|
||||
|
|
@ -217,7 +217,7 @@ static void VmbusOnMsgDPC(struct hv_driver *drv)
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusOnEventDPC - DPC routine to handle events from the hypervisior
|
||||
*/
|
||||
static void VmbusOnEventDPC(struct hv_driver *drv)
|
||||
|
|
@ -226,7 +226,7 @@ static void VmbusOnEventDPC(struct hv_driver *drv)
|
|||
VmbusOnEvents();
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusOnISR - ISR routine
|
||||
*/
|
||||
static int VmbusOnISR(struct hv_driver *drv)
|
||||
|
|
@ -264,7 +264,7 @@ static int VmbusOnISR(struct hv_driver *drv)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* VmbusInitialize - Main entry point
|
||||
*/
|
||||
int VmbusInitialize(struct hv_driver *drv)
|
||||
|
|
|
|||
|
|
@ -84,6 +84,24 @@ struct hv_device_info {
|
|||
struct hv_dev_port_info Outbound;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct vmbus_channel_interface - Contains member functions for vmbus channel
|
||||
* @Open: Open the channel
|
||||
* @Close: Close the channel
|
||||
* @SendPacket: Send a packet over the channel
|
||||
* @SendPacketPageBuffer: Send a single page buffer over the channel
|
||||
* @SendPacketMultiPageBuffer: Send a multiple page buffers
|
||||
* @RecvPacket: Receive packet
|
||||
* @RecvPacketRaw: Receive Raw packet
|
||||
* @EstablishGpadl: Set up GPADL for ringbuffer
|
||||
* @TeardownGpadl: Teardown GPADL for ringbuffer
|
||||
* @GetInfo: Get info about the channel
|
||||
*
|
||||
* This structure contains function pointer to control vmbus channel
|
||||
* behavior. None of these functions is externally callable, but they
|
||||
* are used for normal vmbus channel internal behavior.
|
||||
* Only used by Hyper-V drivers.
|
||||
*/
|
||||
struct vmbus_channel_interface {
|
||||
int (*Open)(struct hv_device *Device, u32 SendBufferSize,
|
||||
u32 RecvRingBufferSize, void *UserData, u32 UserDataLen,
|
||||
|
|
|
|||
|
|
@ -165,7 +165,7 @@ static struct block_device_operations block_ops = {
|
|||
.ioctl = blkvsc_ioctl,
|
||||
};
|
||||
|
||||
/**
|
||||
/*
|
||||
* blkvsc_drv_init - BlkVsc driver initialization.
|
||||
*/
|
||||
static int blkvsc_drv_init(int (*drv_init)(struct hv_driver *drv))
|
||||
|
|
@ -245,7 +245,7 @@ static void blkvsc_drv_exit(void)
|
|||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* blkvsc_probe - Add a new device for this driver
|
||||
*/
|
||||
static int blkvsc_probe(struct device *device)
|
||||
|
|
@ -733,7 +733,7 @@ static int blkvsc_do_read_capacity16(struct block_device_context *blkdev)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* blkvsc_remove() - Callback when our device is removed
|
||||
*/
|
||||
static int blkvsc_remove(struct device *device)
|
||||
|
|
|
|||
|
|
@ -266,7 +266,7 @@ retry_send:
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* netvsc_linkstatus_callback - Link up/down notification
|
||||
*/
|
||||
static void netvsc_linkstatus_callback(struct hv_device *device_obj,
|
||||
|
|
@ -293,8 +293,9 @@ static void netvsc_linkstatus_callback(struct hv_device *device_obj,
|
|||
DPRINT_EXIT(NETVSC_DRV);
|
||||
}
|
||||
|
||||
/**
|
||||
* netvsc_recv_callback - Callback when we receive a packet from the "wire" on the specified device.
|
||||
/*
|
||||
* netvsc_recv_callback - Callback when we receive a packet from the
|
||||
* "wire" on the specified device.
|
||||
*/
|
||||
static int netvsc_recv_callback(struct hv_device *device_obj,
|
||||
struct hv_netvsc_packet *packet)
|
||||
|
|
|
|||
|
|
@ -59,6 +59,15 @@ void *osd_VirtualAllocExec(unsigned int size)
|
|||
#endif
|
||||
}
|
||||
|
||||
/**
|
||||
* osd_PageAlloc() - Allocate pages
|
||||
* @count: Total number of Kernel pages you want to allocate
|
||||
*
|
||||
* Tries to allocate @count number of consecutive free kernel pages.
|
||||
* And if successful, it will set the pages to 0 before returning.
|
||||
* If successfull it will return pointer to the @count pages.
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
void *osd_PageAlloc(unsigned int count)
|
||||
{
|
||||
void *p;
|
||||
|
|
@ -78,6 +87,14 @@ void *osd_PageAlloc(unsigned int count)
|
|||
}
|
||||
EXPORT_SYMBOL_GPL(osd_PageAlloc);
|
||||
|
||||
/**
|
||||
* osd_PageFree() - Free pages
|
||||
* @page: Pointer to the first page to be freed
|
||||
* @count: Total number of Kernel pages you free
|
||||
*
|
||||
* Frees the pages allocated by osd_PageAlloc()
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
void osd_PageFree(void *page, unsigned int count)
|
||||
{
|
||||
free_pages((unsigned long)page, get_order(count * PAGE_SIZE));
|
||||
|
|
@ -86,6 +103,17 @@ void osd_PageFree(void *page, unsigned int count)
|
|||
}
|
||||
EXPORT_SYMBOL_GPL(osd_PageFree);
|
||||
|
||||
/**
|
||||
* osd_WaitEventCreate() - Create the event queue
|
||||
*
|
||||
* Allocates memory for a &struct osd_waitevent. And then calls
|
||||
* init_waitqueue_head to set up the wait queue for the event.
|
||||
* This structure is usually part of a another structure that contains
|
||||
* the actual Hyper-V device driver structure.
|
||||
*
|
||||
* Returns pointer to &struct osd_waitevent
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
struct osd_waitevent *osd_WaitEventCreate(void)
|
||||
{
|
||||
struct osd_waitevent *wait = kmalloc(sizeof(struct osd_waitevent),
|
||||
|
|
@ -99,6 +127,19 @@ struct osd_waitevent *osd_WaitEventCreate(void)
|
|||
}
|
||||
EXPORT_SYMBOL_GPL(osd_WaitEventCreate);
|
||||
|
||||
|
||||
/**
|
||||
* osd_WaitEventSet() - Wake up the process
|
||||
* @waitEvent: Structure to event to be woken up
|
||||
*
|
||||
* @waitevent is of type &struct osd_waitevent
|
||||
*
|
||||
* Wake up the sleeping process so it can do some work.
|
||||
* And set condition indicator in &struct osd_waitevent to indicate
|
||||
* the process is in a woken state.
|
||||
*
|
||||
* Only used by Network and Storage Hyper-V drivers.
|
||||
*/
|
||||
void osd_WaitEventSet(struct osd_waitevent *waitEvent)
|
||||
{
|
||||
waitEvent->condition = 1;
|
||||
|
|
@ -106,6 +147,20 @@ void osd_WaitEventSet(struct osd_waitevent *waitEvent)
|
|||
}
|
||||
EXPORT_SYMBOL_GPL(osd_WaitEventSet);
|
||||
|
||||
/**
|
||||
* osd_WaitEventWait() - Wait for event till condition is true
|
||||
* @waitEvent: Structure to event to be put to sleep
|
||||
*
|
||||
* @waitevent is of type &struct osd_waitevent
|
||||
*
|
||||
* Set up the process to sleep until waitEvent->condition get true.
|
||||
* And set condition indicator in &struct osd_waitevent to indicate
|
||||
* the process is in a sleeping state.
|
||||
*
|
||||
* Returns the status of 'wait_event_interruptible()' system call
|
||||
*
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
int osd_WaitEventWait(struct osd_waitevent *waitEvent)
|
||||
{
|
||||
int ret = 0;
|
||||
|
|
@ -117,6 +172,21 @@ int osd_WaitEventWait(struct osd_waitevent *waitEvent)
|
|||
}
|
||||
EXPORT_SYMBOL_GPL(osd_WaitEventWait);
|
||||
|
||||
/**
|
||||
* osd_WaitEventWaitEx() - Wait for event or timeout for process wakeup
|
||||
* @waitEvent: Structure to event to be put to sleep
|
||||
* @TimeoutInMs: Total number of Milliseconds to wait before waking up
|
||||
*
|
||||
* @waitevent is of type &struct osd_waitevent
|
||||
* Set up the process to sleep until @waitEvent->condition get true or
|
||||
* @TimeoutInMs (Time out in Milliseconds) has been reached.
|
||||
* And set condition indicator in &struct osd_waitevent to indicate
|
||||
* the process is in a sleeping state.
|
||||
*
|
||||
* Returns the status of 'wait_event_interruptible_timeout()' system call
|
||||
*
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
int osd_WaitEventWaitEx(struct osd_waitevent *waitEvent, u32 TimeoutInMs)
|
||||
{
|
||||
int ret = 0;
|
||||
|
|
|
|||
|
|
@ -130,7 +130,7 @@ static struct scsi_host_template scsi_driver = {
|
|||
};
|
||||
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_drv_init - StorVsc driver initialization.
|
||||
*/
|
||||
static int storvsc_drv_init(int (*drv_init)(struct hv_driver *drv))
|
||||
|
|
@ -223,7 +223,7 @@ static void storvsc_drv_exit(void)
|
|||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_probe - Add a new device for this driver
|
||||
*/
|
||||
static int storvsc_probe(struct device *device)
|
||||
|
|
@ -319,7 +319,7 @@ static int storvsc_probe(struct device *device)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_remove - Callback when our device is removed
|
||||
*/
|
||||
static int storvsc_remove(struct device *device)
|
||||
|
|
@ -372,7 +372,7 @@ static int storvsc_remove(struct device *device)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_commmand_completion - Command completion processing
|
||||
*/
|
||||
static void storvsc_commmand_completion(struct hv_storvsc_request *request)
|
||||
|
|
@ -623,7 +623,7 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl,
|
|||
return total_copied;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_queuecommand - Initiate command processing
|
||||
*/
|
||||
static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
|
||||
|
|
@ -824,7 +824,7 @@ static int storvsc_merge_bvec(struct request_queue *q,
|
|||
return bvec->bv_len;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_device_configure - Configure the specified scsi device
|
||||
*/
|
||||
static int storvsc_device_alloc(struct scsi_device *sdevice)
|
||||
|
|
@ -863,7 +863,7 @@ static int storvsc_device_configure(struct scsi_device *sdevice)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* storvsc_host_reset_handler - Reset the scsi HBA
|
||||
*/
|
||||
static int storvsc_host_reset_handler(struct scsi_cmnd *scmnd)
|
||||
|
|
|
|||
|
|
@ -129,7 +129,7 @@ static struct vmbus_driver_context g_vmbus_drv = {
|
|||
.bus.dev_attrs = vmbus_device_attrs,
|
||||
};
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_show_device_attr - Show the device attribute in sysfs.
|
||||
*
|
||||
* This is invoked when user does a
|
||||
|
|
@ -233,7 +233,7 @@ static ssize_t vmbus_show_device_attr(struct device *dev,
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_bus_init -Main vmbus driver initialization routine.
|
||||
*
|
||||
* Here, we
|
||||
|
|
@ -362,7 +362,7 @@ cleanup:
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_bus_exit - Terminate the vmbus driver.
|
||||
*
|
||||
* This routine is opposite of vmbus_bus_init()
|
||||
|
|
@ -398,8 +398,18 @@ static void vmbus_bus_exit(void)
|
|||
return;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* vmbus_child_driver_register - Register a vmbus's child driver
|
||||
* vmbus_child_driver_register() - Register a vmbus's child driver
|
||||
* @driver_ctx: Pointer to driver structure you want to register
|
||||
*
|
||||
* @driver_ctx is of type &struct driver_context
|
||||
*
|
||||
* Registers the given driver with Linux through the 'driver_register()' call
|
||||
* And sets up the hyper-v vmbus handling for this driver.
|
||||
* It will return the state of the 'driver_register()' call.
|
||||
*
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
int vmbus_child_driver_register(struct driver_context *driver_ctx)
|
||||
{
|
||||
|
|
@ -425,7 +435,15 @@ int vmbus_child_driver_register(struct driver_context *driver_ctx)
|
|||
EXPORT_SYMBOL(vmbus_child_driver_register);
|
||||
|
||||
/**
|
||||
* vmbus_child_driver_unregister Unregister a vmbus's child driver
|
||||
* vmbus_child_driver_unregister() - Unregister a vmbus's child driver
|
||||
* @driver_ctx: Pointer to driver structure you want to un-register
|
||||
*
|
||||
* @driver_ctx is of type &struct driver_context
|
||||
*
|
||||
* Un-register the given driver with Linux through the 'driver_unregister()'
|
||||
* call. And ungegisters the driver from the Hyper-V vmbus handler.
|
||||
*
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
void vmbus_child_driver_unregister(struct driver_context *driver_ctx)
|
||||
{
|
||||
|
|
@ -443,9 +461,15 @@ void vmbus_child_driver_unregister(struct driver_context *driver_ctx)
|
|||
EXPORT_SYMBOL(vmbus_child_driver_unregister);
|
||||
|
||||
/**
|
||||
* vmbus_get_interface - Get the vmbus channel interface.
|
||||
* vmbus_get_interface() - Get the vmbus channel interface.
|
||||
* @interface: Pointer to channel interface structure
|
||||
*
|
||||
* This is invoked by child/client driver that sits above vmbus
|
||||
* Get the Hyper-V channel used for the driver.
|
||||
*
|
||||
* @interface is of type &struct vmbus_channel_interface
|
||||
* This is invoked by child/client driver that sits above vmbus.
|
||||
*
|
||||
* Mainly used by Hyper-V drivers.
|
||||
*/
|
||||
void vmbus_get_interface(struct vmbus_channel_interface *interface)
|
||||
{
|
||||
|
|
@ -455,7 +479,7 @@ void vmbus_get_interface(struct vmbus_channel_interface *interface)
|
|||
}
|
||||
EXPORT_SYMBOL(vmbus_get_interface);
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_child_device_get_info - Get the vmbus child device info.
|
||||
*
|
||||
* This is invoked to display various device attributes in sysfs.
|
||||
|
|
@ -468,8 +492,9 @@ static void vmbus_child_device_get_info(struct hv_device *device_obj,
|
|||
vmbus_drv_obj->GetChannelInfo(device_obj, device_info);
|
||||
}
|
||||
|
||||
/**
|
||||
* vmbus_child_device_create - Creates and registers a new child device on the vmbus.
|
||||
/*
|
||||
* vmbus_child_device_create - Creates and registers a new child device
|
||||
* on the vmbus.
|
||||
*/
|
||||
static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
|
||||
struct hv_guid *instance,
|
||||
|
|
@ -523,7 +548,7 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
|
|||
return child_device_obj;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_child_device_register - Register the child device on the specified bus
|
||||
*/
|
||||
static int vmbus_child_device_register(struct hv_device *root_device_obj,
|
||||
|
|
@ -571,8 +596,9 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj,
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
* vmbus_child_device_unregister - Remove the specified child device from the vmbus.
|
||||
/*
|
||||
* vmbus_child_device_unregister - Remove the specified child device
|
||||
* from the vmbus.
|
||||
*/
|
||||
static void vmbus_child_device_unregister(struct hv_device *device_obj)
|
||||
{
|
||||
|
|
@ -595,7 +621,7 @@ static void vmbus_child_device_unregister(struct hv_device *device_obj)
|
|||
DPRINT_EXIT(VMBUS_DRV);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_child_device_destroy - Destroy the specified child device on the vmbus.
|
||||
*/
|
||||
static void vmbus_child_device_destroy(struct hv_device *device_obj)
|
||||
|
|
@ -605,7 +631,7 @@ static void vmbus_child_device_destroy(struct hv_device *device_obj)
|
|||
DPRINT_EXIT(VMBUS_DRV);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_uevent - add uevent for our device
|
||||
*
|
||||
* This routine is invoked when a device is added or removed on the vmbus to
|
||||
|
|
@ -684,7 +710,7 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_match - Attempt to match the specified device to the specified driver
|
||||
*/
|
||||
static int vmbus_match(struct device *device, struct device_driver *driver)
|
||||
|
|
@ -719,7 +745,7 @@ static int vmbus_match(struct device *device, struct device_driver *driver)
|
|||
return match;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_probe_failed_cb - Callback when a driver probe failed in vmbus_probe()
|
||||
*
|
||||
* We need a callback because we cannot invoked device_unregister() inside
|
||||
|
|
@ -742,7 +768,7 @@ static void vmbus_probe_failed_cb(struct work_struct *context)
|
|||
DPRINT_EXIT(VMBUS_DRV);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_probe - Add the new vmbus's child device
|
||||
*/
|
||||
static int vmbus_probe(struct device *child_device)
|
||||
|
|
@ -778,7 +804,7 @@ static int vmbus_probe(struct device *child_device)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_remove - Remove a vmbus device
|
||||
*/
|
||||
static int vmbus_remove(struct device *child_device)
|
||||
|
|
@ -820,7 +846,7 @@ static int vmbus_remove(struct device *child_device)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_shutdown - Shutdown a vmbus device
|
||||
*/
|
||||
static void vmbus_shutdown(struct device *child_device)
|
||||
|
|
@ -856,7 +882,7 @@ static void vmbus_shutdown(struct device *child_device)
|
|||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_bus_release - Final callback release of the vmbus root device
|
||||
*/
|
||||
static void vmbus_bus_release(struct device *device)
|
||||
|
|
@ -870,7 +896,7 @@ static void vmbus_bus_release(struct device *device)
|
|||
DPRINT_EXIT(VMBUS_DRV);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_device_release - Final callback release of the vmbus child device
|
||||
*/
|
||||
static void vmbus_device_release(struct device *device)
|
||||
|
|
@ -888,7 +914,7 @@ static void vmbus_device_release(struct device *device)
|
|||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_msg_dpc - Tasklet routine to handle hypervisor messages
|
||||
*/
|
||||
static void vmbus_msg_dpc(unsigned long data)
|
||||
|
|
@ -905,7 +931,7 @@ static void vmbus_msg_dpc(unsigned long data)
|
|||
DPRINT_EXIT(VMBUS_DRV);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* vmbus_msg_dpc - Tasklet routine to handle hypervisor events
|
||||
*/
|
||||
static void vmbus_event_dpc(unsigned long data)
|
||||
|
|
|
|||
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