|
@@ -28,10 +28,10 @@
|
|
|
|
|
|
/* Internal routines */
|
|
|
static int VmbusChannelCreateGpadlHeader(
|
|
|
- void *Kbuffer, /* must be phys and virt contiguous */
|
|
|
- u32 Size, /* page-size multiple */
|
|
|
- struct vmbus_channel_msginfo **msgInfo,
|
|
|
- u32 *MessageCount);
|
|
|
+ void *kbuffer, /* must be phys and virt contiguous */
|
|
|
+ u32 size, /* page-size multiple */
|
|
|
+ struct vmbus_channel_msginfo **msginfo,
|
|
|
+ u32 *messagecount);
|
|
|
static void DumpVmbusChannel(struct vmbus_channel *channel);
|
|
|
static void VmbusChannelSetEvent(struct vmbus_channel *channel);
|
|
|
|
|
@@ -70,25 +70,25 @@ static void DumpMonitorPage(struct hv_monitor_page *MonitorPage)
|
|
|
* VmbusChannelSetEvent - Trigger an event notification on the specified
|
|
|
* channel.
|
|
|
*/
|
|
|
-static void VmbusChannelSetEvent(struct vmbus_channel *Channel)
|
|
|
+static void VmbusChannelSetEvent(struct vmbus_channel *channel)
|
|
|
{
|
|
|
- struct hv_monitor_page *monitorPage;
|
|
|
+ struct hv_monitor_page *monitorpage;
|
|
|
|
|
|
- if (Channel->OfferMsg.MonitorAllocated) {
|
|
|
+ if (channel->OfferMsg.MonitorAllocated) {
|
|
|
/* Each u32 represents 32 channels */
|
|
|
- set_bit(Channel->OfferMsg.ChildRelId & 31,
|
|
|
+ set_bit(channel->OfferMsg.ChildRelId & 31,
|
|
|
(unsigned long *) gVmbusConnection.SendInterruptPage +
|
|
|
- (Channel->OfferMsg.ChildRelId >> 5));
|
|
|
+ (channel->OfferMsg.ChildRelId >> 5));
|
|
|
|
|
|
- monitorPage = gVmbusConnection.MonitorPages;
|
|
|
- monitorPage++; /* Get the child to parent monitor page */
|
|
|
+ monitorpage = gVmbusConnection.MonitorPages;
|
|
|
+ monitorpage++; /* Get the child to parent monitor page */
|
|
|
|
|
|
- set_bit(Channel->MonitorBit,
|
|
|
- (unsigned long *)&monitorPage->TriggerGroup
|
|
|
- [Channel->MonitorGroup].Pending);
|
|
|
+ set_bit(channel->MonitorBit,
|
|
|
+ (unsigned long *)&monitorpage->TriggerGroup
|
|
|
+ [channel->MonitorGroup].Pending);
|
|
|
|
|
|
} else {
|
|
|
- VmbusSetEvent(Channel->OfferMsg.ChildRelId);
|
|
|
+ VmbusSetEvent(channel->OfferMsg.ChildRelId);
|
|
|
}
|
|
|
}
|
|
|
|
|
@@ -117,54 +117,54 @@ static void VmbusChannelClearEvent(struct vmbus_channel *channel)
|
|
|
/*
|
|
|
* VmbusChannelGetDebugInfo -Retrieve various channel debug info
|
|
|
*/
|
|
|
-void VmbusChannelGetDebugInfo(struct vmbus_channel *Channel,
|
|
|
- struct vmbus_channel_debug_info *DebugInfo)
|
|
|
+void VmbusChannelGetDebugInfo(struct vmbus_channel *channel,
|
|
|
+ struct vmbus_channel_debug_info *debuginfo)
|
|
|
{
|
|
|
- struct hv_monitor_page *monitorPage;
|
|
|
- u8 monitorGroup = (u8)Channel->OfferMsg.MonitorId / 32;
|
|
|
- u8 monitorOffset = (u8)Channel->OfferMsg.MonitorId % 32;
|
|
|
+ struct hv_monitor_page *monitorpage;
|
|
|
+ u8 monitor_group = (u8)channel->OfferMsg.MonitorId / 32;
|
|
|
+ u8 monitor_offset = (u8)channel->OfferMsg.MonitorId % 32;
|
|
|
/* u32 monitorBit = 1 << monitorOffset; */
|
|
|
|
|
|
- DebugInfo->RelId = Channel->OfferMsg.ChildRelId;
|
|
|
- DebugInfo->State = Channel->State;
|
|
|
- memcpy(&DebugInfo->InterfaceType,
|
|
|
- &Channel->OfferMsg.Offer.InterfaceType, sizeof(struct hv_guid));
|
|
|
- memcpy(&DebugInfo->InterfaceInstance,
|
|
|
- &Channel->OfferMsg.Offer.InterfaceInstance,
|
|
|
+ debuginfo->RelId = channel->OfferMsg.ChildRelId;
|
|
|
+ debuginfo->State = channel->State;
|
|
|
+ memcpy(&debuginfo->InterfaceType,
|
|
|
+ &channel->OfferMsg.Offer.InterfaceType, sizeof(struct hv_guid));
|
|
|
+ memcpy(&debuginfo->InterfaceInstance,
|
|
|
+ &channel->OfferMsg.Offer.InterfaceInstance,
|
|
|
sizeof(struct hv_guid));
|
|
|
|
|
|
- monitorPage = (struct hv_monitor_page *)gVmbusConnection.MonitorPages;
|
|
|
+ monitorpage = (struct hv_monitor_page *)gVmbusConnection.MonitorPages;
|
|
|
|
|
|
- DebugInfo->MonitorId = Channel->OfferMsg.MonitorId;
|
|
|
+ debuginfo->MonitorId = channel->OfferMsg.MonitorId;
|
|
|
|
|
|
- DebugInfo->ServerMonitorPending =
|
|
|
- monitorPage->TriggerGroup[monitorGroup].Pending;
|
|
|
- DebugInfo->ServerMonitorLatency =
|
|
|
- monitorPage->Latency[monitorGroup][monitorOffset];
|
|
|
- DebugInfo->ServerMonitorConnectionId =
|
|
|
- monitorPage->Parameter[monitorGroup]
|
|
|
- [monitorOffset].ConnectionId.u.Id;
|
|
|
+ debuginfo->ServerMonitorPending =
|
|
|
+ monitorpage->TriggerGroup[monitor_group].Pending;
|
|
|
+ debuginfo->ServerMonitorLatency =
|
|
|
+ monitorpage->Latency[monitor_group][monitor_offset];
|
|
|
+ debuginfo->ServerMonitorConnectionId =
|
|
|
+ monitorpage->Parameter[monitor_group]
|
|
|
+ [monitor_offset].ConnectionId.u.Id;
|
|
|
|
|
|
- monitorPage++;
|
|
|
+ monitorpage++;
|
|
|
|
|
|
- DebugInfo->ClientMonitorPending =
|
|
|
- monitorPage->TriggerGroup[monitorGroup].Pending;
|
|
|
- DebugInfo->ClientMonitorLatency =
|
|
|
- monitorPage->Latency[monitorGroup][monitorOffset];
|
|
|
- DebugInfo->ClientMonitorConnectionId =
|
|
|
- monitorPage->Parameter[monitorGroup]
|
|
|
- [monitorOffset].ConnectionId.u.Id;
|
|
|
+ debuginfo->ClientMonitorPending =
|
|
|
+ monitorpage->TriggerGroup[monitor_group].Pending;
|
|
|
+ debuginfo->ClientMonitorLatency =
|
|
|
+ monitorpage->Latency[monitor_group][monitor_offset];
|
|
|
+ debuginfo->ClientMonitorConnectionId =
|
|
|
+ monitorpage->Parameter[monitor_group]
|
|
|
+ [monitor_offset].ConnectionId.u.Id;
|
|
|
|
|
|
- RingBufferGetDebugInfo(&Channel->Inbound, &DebugInfo->Inbound);
|
|
|
- RingBufferGetDebugInfo(&Channel->Outbound, &DebugInfo->Outbound);
|
|
|
+ RingBufferGetDebugInfo(&channel->Inbound, &debuginfo->Inbound);
|
|
|
+ RingBufferGetDebugInfo(&channel->Outbound, &debuginfo->Outbound);
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
* VmbusChannelOpen - Open the specified channel.
|
|
|
*/
|
|
|
-int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
|
|
|
- u32 RecvRingBufferSize, void *UserData, u32 UserDataLen,
|
|
|
- void (*OnChannelCallback)(void *context), void *Context)
|
|
|
+int VmbusChannelOpen(struct vmbus_channel *newchannel, u32 send_ringbuffer_size,
|
|
|
+ u32 recv_ringbuffer_size, void *userdata, u32 userdatalen,
|
|
|
+ void (*onchannelcallback)(void *context), void *context)
|
|
|
{
|
|
|
struct vmbus_channel_open_channel *openMsg;
|
|
|
struct vmbus_channel_msginfo *openInfo = NULL;
|
|
@@ -176,30 +176,30 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
|
|
|
/* ASSERT(!(SendRingBufferSize & (PAGE_SIZE - 1))); */
|
|
|
/* ASSERT(!(RecvRingBufferSize & (PAGE_SIZE - 1))); */
|
|
|
|
|
|
- NewChannel->OnChannelCallback = OnChannelCallback;
|
|
|
- NewChannel->ChannelCallbackContext = Context;
|
|
|
+ newchannel->OnChannelCallback = onchannelcallback;
|
|
|
+ newchannel->ChannelCallbackContext = context;
|
|
|
|
|
|
/* Allocate the ring buffer */
|
|
|
- out = osd_PageAlloc((SendRingBufferSize + RecvRingBufferSize)
|
|
|
+ out = osd_PageAlloc((send_ringbuffer_size + recv_ringbuffer_size)
|
|
|
>> PAGE_SHIFT);
|
|
|
if (!out)
|
|
|
return -ENOMEM;
|
|
|
|
|
|
/* ASSERT(((unsigned long)out & (PAGE_SIZE-1)) == 0); */
|
|
|
|
|
|
- in = (void *)((unsigned long)out + SendRingBufferSize);
|
|
|
+ in = (void *)((unsigned long)out + send_ringbuffer_size);
|
|
|
|
|
|
- NewChannel->RingBufferPages = out;
|
|
|
- NewChannel->RingBufferPageCount = (SendRingBufferSize +
|
|
|
- RecvRingBufferSize) >> PAGE_SHIFT;
|
|
|
+ newchannel->RingBufferPages = out;
|
|
|
+ newchannel->RingBufferPageCount = (send_ringbuffer_size +
|
|
|
+ recv_ringbuffer_size) >> PAGE_SHIFT;
|
|
|
|
|
|
- ret = RingBufferInit(&NewChannel->Outbound, out, SendRingBufferSize);
|
|
|
+ ret = RingBufferInit(&newchannel->Outbound, out, send_ringbuffer_size);
|
|
|
if (ret != 0) {
|
|
|
err = ret;
|
|
|
goto errorout;
|
|
|
}
|
|
|
|
|
|
- ret = RingBufferInit(&NewChannel->Inbound, in, RecvRingBufferSize);
|
|
|
+ ret = RingBufferInit(&newchannel->Inbound, in, recv_ringbuffer_size);
|
|
|
if (ret != 0) {
|
|
|
err = ret;
|
|
|
goto errorout;
|
|
@@ -208,15 +208,15 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
|
|
|
|
|
|
/* Establish the gpadl for the ring buffer */
|
|
|
DPRINT_DBG(VMBUS, "Establishing ring buffer's gpadl for channel %p...",
|
|
|
- NewChannel);
|
|
|
+ newchannel);
|
|
|
|
|
|
- NewChannel->RingBufferGpadlHandle = 0;
|
|
|
+ newchannel->RingBufferGpadlHandle = 0;
|
|
|
|
|
|
- ret = VmbusChannelEstablishGpadl(NewChannel,
|
|
|
- NewChannel->Outbound.RingBuffer,
|
|
|
- SendRingBufferSize +
|
|
|
- RecvRingBufferSize,
|
|
|
- &NewChannel->RingBufferGpadlHandle);
|
|
|
+ ret = VmbusChannelEstablishGpadl(newchannel,
|
|
|
+ newchannel->Outbound.RingBuffer,
|
|
|
+ send_ringbuffer_size +
|
|
|
+ recv_ringbuffer_size,
|
|
|
+ &newchannel->RingBufferGpadlHandle);
|
|
|
|
|
|
if (ret != 0) {
|
|
|
err = ret;
|
|
@@ -225,13 +225,13 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "channel %p <relid %d gpadl 0x%x send ring %p "
|
|
|
"size %d recv ring %p size %d, downstreamoffset %d>",
|
|
|
- NewChannel, NewChannel->OfferMsg.ChildRelId,
|
|
|
- NewChannel->RingBufferGpadlHandle,
|
|
|
- NewChannel->Outbound.RingBuffer,
|
|
|
- NewChannel->Outbound.RingSize,
|
|
|
- NewChannel->Inbound.RingBuffer,
|
|
|
- NewChannel->Inbound.RingSize,
|
|
|
- SendRingBufferSize);
|
|
|
+ newchannel, newchannel->OfferMsg.ChildRelId,
|
|
|
+ newchannel->RingBufferGpadlHandle,
|
|
|
+ newchannel->Outbound.RingBuffer,
|
|
|
+ newchannel->Outbound.RingSize,
|
|
|
+ newchannel->Inbound.RingBuffer,
|
|
|
+ newchannel->Inbound.RingSize,
|
|
|
+ send_ringbuffer_size);
|
|
|
|
|
|
/* Create and init the channel open message */
|
|
|
openInfo = kmalloc(sizeof(*openInfo) +
|
|
@@ -250,20 +250,20 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
|
|
|
|
|
|
openMsg = (struct vmbus_channel_open_channel *)openInfo->Msg;
|
|
|
openMsg->Header.MessageType = ChannelMessageOpenChannel;
|
|
|
- openMsg->OpenId = NewChannel->OfferMsg.ChildRelId; /* FIXME */
|
|
|
- openMsg->ChildRelId = NewChannel->OfferMsg.ChildRelId;
|
|
|
- openMsg->RingBufferGpadlHandle = NewChannel->RingBufferGpadlHandle;
|
|
|
- openMsg->DownstreamRingBufferPageOffset = SendRingBufferSize >>
|
|
|
+ openMsg->OpenId = newchannel->OfferMsg.ChildRelId; /* FIXME */
|
|
|
+ openMsg->ChildRelId = newchannel->OfferMsg.ChildRelId;
|
|
|
+ openMsg->RingBufferGpadlHandle = newchannel->RingBufferGpadlHandle;
|
|
|
+ openMsg->DownstreamRingBufferPageOffset = send_ringbuffer_size >>
|
|
|
PAGE_SHIFT;
|
|
|
openMsg->ServerContextAreaGpadlHandle = 0; /* TODO */
|
|
|
|
|
|
- if (UserDataLen > MAX_USER_DEFINED_BYTES) {
|
|
|
+ if (userdatalen > MAX_USER_DEFINED_BYTES) {
|
|
|
err = -EINVAL;
|
|
|
goto errorout;
|
|
|
}
|
|
|
|
|
|
- if (UserDataLen)
|
|
|
- memcpy(openMsg->UserData, UserData, UserDataLen);
|
|
|
+ if (userdatalen)
|
|
|
+ memcpy(openMsg->UserData, userdata, userdatalen);
|
|
|
|
|
|
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
|
|
|
list_add_tail(&openInfo->MsgListEntry,
|
|
@@ -283,10 +283,10 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
|
|
|
osd_WaitEventWait(openInfo->WaitEvent);
|
|
|
|
|
|
if (openInfo->Response.OpenResult.Status == 0)
|
|
|
- DPRINT_INFO(VMBUS, "channel <%p> open success!!", NewChannel);
|
|
|
+ DPRINT_INFO(VMBUS, "channel <%p> open success!!", newchannel);
|
|
|
else
|
|
|
DPRINT_INFO(VMBUS, "channel <%p> open failed - %d!!",
|
|
|
- NewChannel, openInfo->Response.OpenResult.Status);
|
|
|
+ newchannel, openInfo->Response.OpenResult.Status);
|
|
|
|
|
|
Cleanup:
|
|
|
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
|
|
@@ -298,9 +298,9 @@ Cleanup:
|
|
|
return 0;
|
|
|
|
|
|
errorout:
|
|
|
- RingBufferCleanup(&NewChannel->Outbound);
|
|
|
- RingBufferCleanup(&NewChannel->Inbound);
|
|
|
- osd_PageFree(out, (SendRingBufferSize + RecvRingBufferSize)
|
|
|
+ RingBufferCleanup(&newchannel->Outbound);
|
|
|
+ RingBufferCleanup(&newchannel->Inbound);
|
|
|
+ osd_PageFree(out, (send_ringbuffer_size + recv_ringbuffer_size)
|
|
|
>> PAGE_SHIFT);
|
|
|
kfree(openInfo);
|
|
|
return err;
|
|
@@ -310,289 +310,292 @@ errorout:
|
|
|
* DumpGpadlBody - Dump the gpadl body message to the console for
|
|
|
* debugging purposes.
|
|
|
*/
|
|
|
-static void DumpGpadlBody(struct vmbus_channel_gpadl_body *Gpadl, u32 Len)
|
|
|
+static void DumpGpadlBody(struct vmbus_channel_gpadl_body *gpadl, u32 len)
|
|
|
{
|
|
|
int i;
|
|
|
- int pfnCount;
|
|
|
+ int pfncount;
|
|
|
|
|
|
- pfnCount = (Len - sizeof(struct vmbus_channel_gpadl_body)) /
|
|
|
+ pfncount = (len - sizeof(struct vmbus_channel_gpadl_body)) /
|
|
|
sizeof(u64);
|
|
|
- DPRINT_DBG(VMBUS, "gpadl body - len %d pfn count %d", Len, pfnCount);
|
|
|
+ DPRINT_DBG(VMBUS, "gpadl body - len %d pfn count %d", len, pfncount);
|
|
|
|
|
|
- for (i = 0; i < pfnCount; i++)
|
|
|
+ for (i = 0; i < pfncount; i++)
|
|
|
DPRINT_DBG(VMBUS, "gpadl body - %d) pfn %llu",
|
|
|
- i, Gpadl->Pfn[i]);
|
|
|
+ i, gpadl->Pfn[i]);
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
* DumpGpadlHeader - Dump the gpadl header message to the console for
|
|
|
* debugging purposes.
|
|
|
*/
|
|
|
-static void DumpGpadlHeader(struct vmbus_channel_gpadl_header *Gpadl)
|
|
|
+static void DumpGpadlHeader(struct vmbus_channel_gpadl_header *gpadl)
|
|
|
{
|
|
|
int i, j;
|
|
|
- int pageCount;
|
|
|
+ int pagecount;
|
|
|
|
|
|
DPRINT_DBG(VMBUS,
|
|
|
"gpadl header - relid %d, range count %d, range buflen %d",
|
|
|
- Gpadl->ChildRelId, Gpadl->RangeCount, Gpadl->RangeBufLen);
|
|
|
- for (i = 0; i < Gpadl->RangeCount; i++) {
|
|
|
- pageCount = Gpadl->Range[i].ByteCount >> PAGE_SHIFT;
|
|
|
- pageCount = (pageCount > 26) ? 26 : pageCount;
|
|
|
+ gpadl->ChildRelId, gpadl->RangeCount, gpadl->RangeBufLen);
|
|
|
+ for (i = 0; i < gpadl->RangeCount; i++) {
|
|
|
+ pagecount = gpadl->Range[i].ByteCount >> PAGE_SHIFT;
|
|
|
+ pagecount = (pagecount > 26) ? 26 : pagecount;
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "gpadl range %d - len %d offset %d "
|
|
|
- "page count %d", i, Gpadl->Range[i].ByteCount,
|
|
|
- Gpadl->Range[i].ByteOffset, pageCount);
|
|
|
+ "page count %d", i, gpadl->Range[i].ByteCount,
|
|
|
+ gpadl->Range[i].ByteOffset, pagecount);
|
|
|
|
|
|
- for (j = 0; j < pageCount; j++)
|
|
|
+ for (j = 0; j < pagecount; j++)
|
|
|
DPRINT_DBG(VMBUS, "%d) pfn %llu", j,
|
|
|
- Gpadl->Range[i].PfnArray[j]);
|
|
|
+ gpadl->Range[i].PfnArray[j]);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
* VmbusChannelCreateGpadlHeader - Creates a gpadl for the specified buffer
|
|
|
*/
|
|
|
-static int VmbusChannelCreateGpadlHeader(void *Kbuffer, u32 Size,
|
|
|
- struct vmbus_channel_msginfo **MsgInfo,
|
|
|
- u32 *MessageCount)
|
|
|
+static int VmbusChannelCreateGpadlHeader(void *kbuffer, u32 size,
|
|
|
+ struct vmbus_channel_msginfo **msginfo,
|
|
|
+ u32 *messagecount)
|
|
|
{
|
|
|
int i;
|
|
|
- int pageCount;
|
|
|
+ int pagecount;
|
|
|
unsigned long long pfn;
|
|
|
- struct vmbus_channel_gpadl_header *gpaHeader;
|
|
|
- struct vmbus_channel_gpadl_body *gpadlBody;
|
|
|
- struct vmbus_channel_msginfo *msgHeader;
|
|
|
- struct vmbus_channel_msginfo *msgBody = NULL;
|
|
|
- u32 msgSize;
|
|
|
+ struct vmbus_channel_gpadl_header *gpadl_header;
|
|
|
+ struct vmbus_channel_gpadl_body *gpadl_body;
|
|
|
+ struct vmbus_channel_msginfo *msgheader;
|
|
|
+ struct vmbus_channel_msginfo *msgbody = NULL;
|
|
|
+ u32 msgsize;
|
|
|
|
|
|
- int pfnSum, pfnCount, pfnLeft, pfnCurr, pfnSize;
|
|
|
+ int pfnsum, pfncount, pfnleft, pfncurr, pfnsize;
|
|
|
|
|
|
/* ASSERT((kbuffer & (PAGE_SIZE-1)) == 0); */
|
|
|
/* ASSERT((Size & (PAGE_SIZE-1)) == 0); */
|
|
|
|
|
|
- pageCount = Size >> PAGE_SHIFT;
|
|
|
- pfn = virt_to_phys(Kbuffer) >> PAGE_SHIFT;
|
|
|
+ pagecount = size >> PAGE_SHIFT;
|
|
|
+ pfn = virt_to_phys(kbuffer) >> PAGE_SHIFT;
|
|
|
|
|
|
/* do we need a gpadl body msg */
|
|
|
- pfnSize = MAX_SIZE_CHANNEL_MESSAGE -
|
|
|
+ pfnsize = MAX_SIZE_CHANNEL_MESSAGE -
|
|
|
sizeof(struct vmbus_channel_gpadl_header) -
|
|
|
sizeof(struct gpa_range);
|
|
|
- pfnCount = pfnSize / sizeof(u64);
|
|
|
+ pfncount = pfnsize / sizeof(u64);
|
|
|
|
|
|
- if (pageCount > pfnCount) {
|
|
|
+ if (pagecount > pfncount) {
|
|
|
/* we need a gpadl body */
|
|
|
/* fill in the header */
|
|
|
- msgSize = sizeof(struct vmbus_channel_msginfo) +
|
|
|
+ msgsize = sizeof(struct vmbus_channel_msginfo) +
|
|
|
sizeof(struct vmbus_channel_gpadl_header) +
|
|
|
- sizeof(struct gpa_range) + pfnCount * sizeof(u64);
|
|
|
- msgHeader = kzalloc(msgSize, GFP_KERNEL);
|
|
|
- if (!msgHeader)
|
|
|
+ sizeof(struct gpa_range) + pfncount * sizeof(u64);
|
|
|
+ msgheader = kzalloc(msgsize, GFP_KERNEL);
|
|
|
+ if (!msgheader)
|
|
|
goto nomem;
|
|
|
|
|
|
- INIT_LIST_HEAD(&msgHeader->SubMsgList);
|
|
|
- msgHeader->MessageSize = msgSize;
|
|
|
+ INIT_LIST_HEAD(&msgheader->SubMsgList);
|
|
|
+ msgheader->MessageSize = msgsize;
|
|
|
|
|
|
- gpaHeader = (struct vmbus_channel_gpadl_header *)msgHeader->Msg;
|
|
|
- gpaHeader->RangeCount = 1;
|
|
|
- gpaHeader->RangeBufLen = sizeof(struct gpa_range) +
|
|
|
- pageCount * sizeof(u64);
|
|
|
- gpaHeader->Range[0].ByteOffset = 0;
|
|
|
- gpaHeader->Range[0].ByteCount = Size;
|
|
|
- for (i = 0; i < pfnCount; i++)
|
|
|
- gpaHeader->Range[0].PfnArray[i] = pfn+i;
|
|
|
- *MsgInfo = msgHeader;
|
|
|
- *MessageCount = 1;
|
|
|
+ gpadl_header = (struct vmbus_channel_gpadl_header *)
|
|
|
+ msgheader->Msg;
|
|
|
+ gpadl_header->RangeCount = 1;
|
|
|
+ gpadl_header->RangeBufLen = sizeof(struct gpa_range) +
|
|
|
+ pagecount * sizeof(u64);
|
|
|
+ gpadl_header->Range[0].ByteOffset = 0;
|
|
|
+ gpadl_header->Range[0].ByteCount = size;
|
|
|
+ for (i = 0; i < pfncount; i++)
|
|
|
+ gpadl_header->Range[0].PfnArray[i] = pfn+i;
|
|
|
+ *msginfo = msgheader;
|
|
|
+ *messagecount = 1;
|
|
|
|
|
|
- pfnSum = pfnCount;
|
|
|
- pfnLeft = pageCount - pfnCount;
|
|
|
+ pfnsum = pfncount;
|
|
|
+ pfnleft = pagecount - pfncount;
|
|
|
|
|
|
/* how many pfns can we fit */
|
|
|
- pfnSize = MAX_SIZE_CHANNEL_MESSAGE -
|
|
|
+ pfnsize = MAX_SIZE_CHANNEL_MESSAGE -
|
|
|
sizeof(struct vmbus_channel_gpadl_body);
|
|
|
- pfnCount = pfnSize / sizeof(u64);
|
|
|
+ pfncount = pfnsize / sizeof(u64);
|
|
|
|
|
|
/* fill in the body */
|
|
|
- while (pfnLeft) {
|
|
|
- if (pfnLeft > pfnCount)
|
|
|
- pfnCurr = pfnCount;
|
|
|
+ while (pfnleft) {
|
|
|
+ if (pfnleft > pfncount)
|
|
|
+ pfncurr = pfncount;
|
|
|
else
|
|
|
- pfnCurr = pfnLeft;
|
|
|
+ pfncurr = pfnleft;
|
|
|
|
|
|
- msgSize = sizeof(struct vmbus_channel_msginfo) +
|
|
|
+ msgsize = sizeof(struct vmbus_channel_msginfo) +
|
|
|
sizeof(struct vmbus_channel_gpadl_body) +
|
|
|
- pfnCurr * sizeof(u64);
|
|
|
- msgBody = kzalloc(msgSize, GFP_KERNEL);
|
|
|
+ pfncurr * sizeof(u64);
|
|
|
+ msgbody = kzalloc(msgsize, GFP_KERNEL);
|
|
|
/* FIXME: we probably need to more if this fails */
|
|
|
- if (!msgBody)
|
|
|
+ if (!msgbody)
|
|
|
goto nomem;
|
|
|
- msgBody->MessageSize = msgSize;
|
|
|
- (*MessageCount)++;
|
|
|
- gpadlBody =
|
|
|
- (struct vmbus_channel_gpadl_body *)msgBody->Msg;
|
|
|
+ msgbody->MessageSize = msgsize;
|
|
|
+ (*messagecount)++;
|
|
|
+ gpadl_body =
|
|
|
+ (struct vmbus_channel_gpadl_body *)msgbody->Msg;
|
|
|
|
|
|
/*
|
|
|
* FIXME:
|
|
|
* Gpadl is u32 and we are using a pointer which could
|
|
|
* be 64-bit
|
|
|
*/
|
|
|
- /* gpadlBody->Gpadl = kbuffer; */
|
|
|
- for (i = 0; i < pfnCurr; i++)
|
|
|
- gpadlBody->Pfn[i] = pfn + pfnSum + i;
|
|
|
+ /* gpadl_body->Gpadl = kbuffer; */
|
|
|
+ for (i = 0; i < pfncurr; i++)
|
|
|
+ gpadl_body->Pfn[i] = pfn + pfnsum + i;
|
|
|
|
|
|
/* add to msg header */
|
|
|
- list_add_tail(&msgBody->MsgListEntry,
|
|
|
- &msgHeader->SubMsgList);
|
|
|
- pfnSum += pfnCurr;
|
|
|
- pfnLeft -= pfnCurr;
|
|
|
+ list_add_tail(&msgbody->MsgListEntry,
|
|
|
+ &msgheader->SubMsgList);
|
|
|
+ pfnsum += pfncurr;
|
|
|
+ pfnleft -= pfncurr;
|
|
|
}
|
|
|
} else {
|
|
|
/* everything fits in a header */
|
|
|
- msgSize = sizeof(struct vmbus_channel_msginfo) +
|
|
|
+ msgsize = sizeof(struct vmbus_channel_msginfo) +
|
|
|
sizeof(struct vmbus_channel_gpadl_header) +
|
|
|
- sizeof(struct gpa_range) + pageCount * sizeof(u64);
|
|
|
- msgHeader = kzalloc(msgSize, GFP_KERNEL);
|
|
|
- if (msgHeader == NULL)
|
|
|
+ sizeof(struct gpa_range) + pagecount * sizeof(u64);
|
|
|
+ msgheader = kzalloc(msgsize, GFP_KERNEL);
|
|
|
+ if (msgheader == NULL)
|
|
|
goto nomem;
|
|
|
- msgHeader->MessageSize = msgSize;
|
|
|
-
|
|
|
- gpaHeader = (struct vmbus_channel_gpadl_header *)msgHeader->Msg;
|
|
|
- gpaHeader->RangeCount = 1;
|
|
|
- gpaHeader->RangeBufLen = sizeof(struct gpa_range) +
|
|
|
- pageCount * sizeof(u64);
|
|
|
- gpaHeader->Range[0].ByteOffset = 0;
|
|
|
- gpaHeader->Range[0].ByteCount = Size;
|
|
|
- for (i = 0; i < pageCount; i++)
|
|
|
- gpaHeader->Range[0].PfnArray[i] = pfn+i;
|
|
|
-
|
|
|
- *MsgInfo = msgHeader;
|
|
|
- *MessageCount = 1;
|
|
|
+ msgheader->MessageSize = msgsize;
|
|
|
+
|
|
|
+ gpadl_header = (struct vmbus_channel_gpadl_header *)
|
|
|
+ msgheader->Msg;
|
|
|
+ gpadl_header->RangeCount = 1;
|
|
|
+ gpadl_header->RangeBufLen = sizeof(struct gpa_range) +
|
|
|
+ pagecount * sizeof(u64);
|
|
|
+ gpadl_header->Range[0].ByteOffset = 0;
|
|
|
+ gpadl_header->Range[0].ByteCount = size;
|
|
|
+ for (i = 0; i < pagecount; i++)
|
|
|
+ gpadl_header->Range[0].PfnArray[i] = pfn+i;
|
|
|
+
|
|
|
+ *msginfo = msgheader;
|
|
|
+ *messagecount = 1;
|
|
|
}
|
|
|
|
|
|
return 0;
|
|
|
nomem:
|
|
|
- kfree(msgHeader);
|
|
|
- kfree(msgBody);
|
|
|
+ kfree(msgheader);
|
|
|
+ kfree(msgbody);
|
|
|
return -ENOMEM;
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
* VmbusChannelEstablishGpadl - Estabish a GPADL for the specified buffer
|
|
|
*
|
|
|
- * @Channel: a channel
|
|
|
- * @Kbuffer: from kmalloc
|
|
|
- * @Size: page-size multiple
|
|
|
- * @GpadlHandle: some funky thing
|
|
|
+ * @channel: a channel
|
|
|
+ * @kbuffer: from kmalloc
|
|
|
+ * @size: page-size multiple
|
|
|
+ * @gpadl_handle: some funky thing
|
|
|
*/
|
|
|
-int VmbusChannelEstablishGpadl(struct vmbus_channel *Channel, void *Kbuffer,
|
|
|
- u32 Size, u32 *GpadlHandle)
|
|
|
+int VmbusChannelEstablishGpadl(struct vmbus_channel *channel, void *kbuffer,
|
|
|
+ u32 size, u32 *gpadl_handle)
|
|
|
{
|
|
|
- struct vmbus_channel_gpadl_header *gpadlMsg;
|
|
|
- struct vmbus_channel_gpadl_body *gpadlBody;
|
|
|
+ struct vmbus_channel_gpadl_header *gpadlmsg;
|
|
|
+ struct vmbus_channel_gpadl_body *gpadl_body;
|
|
|
/* struct vmbus_channel_gpadl_created *gpadlCreated; */
|
|
|
- struct vmbus_channel_msginfo *msgInfo = NULL;
|
|
|
- struct vmbus_channel_msginfo *subMsgInfo;
|
|
|
- u32 msgCount;
|
|
|
+ struct vmbus_channel_msginfo *msginfo = NULL;
|
|
|
+ struct vmbus_channel_msginfo *submsginfo;
|
|
|
+ u32 msgcount;
|
|
|
struct list_head *curr;
|
|
|
- u32 nextGpadlHandle;
|
|
|
+ u32 next_gpadl_handle;
|
|
|
unsigned long flags;
|
|
|
int ret = 0;
|
|
|
|
|
|
- nextGpadlHandle = atomic_read(&gVmbusConnection.NextGpadlHandle);
|
|
|
+ next_gpadl_handle = atomic_read(&gVmbusConnection.NextGpadlHandle);
|
|
|
atomic_inc(&gVmbusConnection.NextGpadlHandle);
|
|
|
|
|
|
- ret = VmbusChannelCreateGpadlHeader(Kbuffer, Size, &msgInfo, &msgCount);
|
|
|
+ ret = VmbusChannelCreateGpadlHeader(kbuffer, size, &msginfo, &msgcount);
|
|
|
if (ret)
|
|
|
return ret;
|
|
|
|
|
|
- msgInfo->WaitEvent = osd_WaitEventCreate();
|
|
|
- if (!msgInfo->WaitEvent) {
|
|
|
+ msginfo->WaitEvent = osd_WaitEventCreate();
|
|
|
+ if (!msginfo->WaitEvent) {
|
|
|
ret = -ENOMEM;
|
|
|
goto Cleanup;
|
|
|
}
|
|
|
|
|
|
- gpadlMsg = (struct vmbus_channel_gpadl_header *)msgInfo->Msg;
|
|
|
- gpadlMsg->Header.MessageType = ChannelMessageGpadlHeader;
|
|
|
- gpadlMsg->ChildRelId = Channel->OfferMsg.ChildRelId;
|
|
|
- gpadlMsg->Gpadl = nextGpadlHandle;
|
|
|
+ gpadlmsg = (struct vmbus_channel_gpadl_header *)msginfo->Msg;
|
|
|
+ gpadlmsg->Header.MessageType = ChannelMessageGpadlHeader;
|
|
|
+ gpadlmsg->ChildRelId = channel->OfferMsg.ChildRelId;
|
|
|
+ gpadlmsg->Gpadl = next_gpadl_handle;
|
|
|
|
|
|
- DumpGpadlHeader(gpadlMsg);
|
|
|
+ DumpGpadlHeader(gpadlmsg);
|
|
|
|
|
|
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
|
|
|
- list_add_tail(&msgInfo->MsgListEntry,
|
|
|
+ list_add_tail(&msginfo->MsgListEntry,
|
|
|
&gVmbusConnection.ChannelMsgList);
|
|
|
|
|
|
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
|
|
|
DPRINT_DBG(VMBUS, "buffer %p, size %d msg cnt %d",
|
|
|
- Kbuffer, Size, msgCount);
|
|
|
+ kbuffer, size, msgcount);
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "Sending GPADL Header - len %zd",
|
|
|
- msgInfo->MessageSize - sizeof(*msgInfo));
|
|
|
+ msginfo->MessageSize - sizeof(*msginfo));
|
|
|
|
|
|
- ret = VmbusPostMessage(gpadlMsg, msgInfo->MessageSize -
|
|
|
- sizeof(*msgInfo));
|
|
|
+ ret = VmbusPostMessage(gpadlmsg, msginfo->MessageSize -
|
|
|
+ sizeof(*msginfo));
|
|
|
if (ret != 0) {
|
|
|
DPRINT_ERR(VMBUS, "Unable to open channel - %d", ret);
|
|
|
goto Cleanup;
|
|
|
}
|
|
|
|
|
|
- if (msgCount > 1) {
|
|
|
- list_for_each(curr, &msgInfo->SubMsgList) {
|
|
|
+ if (msgcount > 1) {
|
|
|
+ list_for_each(curr, &msginfo->SubMsgList) {
|
|
|
|
|
|
/* FIXME: should this use list_entry() instead ? */
|
|
|
- subMsgInfo = (struct vmbus_channel_msginfo *)curr;
|
|
|
- gpadlBody =
|
|
|
- (struct vmbus_channel_gpadl_body *)subMsgInfo->Msg;
|
|
|
+ submsginfo = (struct vmbus_channel_msginfo *)curr;
|
|
|
+ gpadl_body =
|
|
|
+ (struct vmbus_channel_gpadl_body *)submsginfo->Msg;
|
|
|
|
|
|
- gpadlBody->Header.MessageType = ChannelMessageGpadlBody;
|
|
|
- gpadlBody->Gpadl = nextGpadlHandle;
|
|
|
+ gpadl_body->Header.MessageType =
|
|
|
+ ChannelMessageGpadlBody;
|
|
|
+ gpadl_body->Gpadl = next_gpadl_handle;
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "Sending GPADL Body - len %zd",
|
|
|
- subMsgInfo->MessageSize -
|
|
|
- sizeof(*subMsgInfo));
|
|
|
-
|
|
|
- DumpGpadlBody(gpadlBody, subMsgInfo->MessageSize -
|
|
|
- sizeof(*subMsgInfo));
|
|
|
- ret = VmbusPostMessage(gpadlBody,
|
|
|
- subMsgInfo->MessageSize -
|
|
|
- sizeof(*subMsgInfo));
|
|
|
+ submsginfo->MessageSize -
|
|
|
+ sizeof(*submsginfo));
|
|
|
+
|
|
|
+ DumpGpadlBody(gpadl_body, submsginfo->MessageSize -
|
|
|
+ sizeof(*submsginfo));
|
|
|
+ ret = VmbusPostMessage(gpadl_body,
|
|
|
+ submsginfo->MessageSize -
|
|
|
+ sizeof(*submsginfo));
|
|
|
if (ret != 0)
|
|
|
goto Cleanup;
|
|
|
|
|
|
}
|
|
|
}
|
|
|
- osd_WaitEventWait(msgInfo->WaitEvent);
|
|
|
+ osd_WaitEventWait(msginfo->WaitEvent);
|
|
|
|
|
|
/* At this point, we received the gpadl created msg */
|
|
|
DPRINT_DBG(VMBUS, "Received GPADL created "
|
|
|
"(relid %d, status %d handle %x)",
|
|
|
- Channel->OfferMsg.ChildRelId,
|
|
|
- msgInfo->Response.GpadlCreated.CreationStatus,
|
|
|
- gpadlMsg->Gpadl);
|
|
|
+ channel->OfferMsg.ChildRelId,
|
|
|
+ msginfo->Response.GpadlCreated.CreationStatus,
|
|
|
+ gpadlmsg->Gpadl);
|
|
|
|
|
|
- *GpadlHandle = gpadlMsg->Gpadl;
|
|
|
+ *gpadl_handle = gpadlmsg->Gpadl;
|
|
|
|
|
|
Cleanup:
|
|
|
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
|
|
|
- list_del(&msgInfo->MsgListEntry);
|
|
|
+ list_del(&msginfo->MsgListEntry);
|
|
|
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
|
|
|
|
|
|
- kfree(msgInfo->WaitEvent);
|
|
|
- kfree(msgInfo);
|
|
|
+ kfree(msginfo->WaitEvent);
|
|
|
+ kfree(msginfo);
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
* VmbusChannelTeardownGpadl -Teardown the specified GPADL handle
|
|
|
*/
|
|
|
-int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
|
|
|
+int VmbusChannelTeardownGpadl(struct vmbus_channel *channel, u32 gpadl_handle)
|
|
|
{
|
|
|
struct vmbus_channel_gpadl_teardown *msg;
|
|
|
struct vmbus_channel_msginfo *info;
|
|
|
unsigned long flags;
|
|
|
int ret;
|
|
|
|
|
|
- /* ASSERT(GpadlHandle != 0); */
|
|
|
+ /* ASSERT(gpadl_handle != 0); */
|
|
|
|
|
|
info = kmalloc(sizeof(*info) +
|
|
|
sizeof(struct vmbus_channel_gpadl_teardown), GFP_KERNEL);
|
|
@@ -608,8 +611,8 @@ int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
|
|
|
msg = (struct vmbus_channel_gpadl_teardown *)info->Msg;
|
|
|
|
|
|
msg->Header.MessageType = ChannelMessageGpadlTeardown;
|
|
|
- msg->ChildRelId = Channel->OfferMsg.ChildRelId;
|
|
|
- msg->Gpadl = GpadlHandle;
|
|
|
+ msg->ChildRelId = channel->OfferMsg.ChildRelId;
|
|
|
+ msg->Gpadl = gpadl_handle;
|
|
|
|
|
|
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
|
|
|
list_add_tail(&info->MsgListEntry,
|
|
@@ -638,7 +641,7 @@ int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
|
|
|
/*
|
|
|
* VmbusChannelClose - Close the specified channel
|
|
|
*/
|
|
|
-void VmbusChannelClose(struct vmbus_channel *Channel)
|
|
|
+void VmbusChannelClose(struct vmbus_channel *channel)
|
|
|
{
|
|
|
struct vmbus_channel_close_channel *msg;
|
|
|
struct vmbus_channel_msginfo *info;
|
|
@@ -646,8 +649,8 @@ void VmbusChannelClose(struct vmbus_channel *Channel)
|
|
|
int ret;
|
|
|
|
|
|
/* Stop callback and cancel the timer asap */
|
|
|
- Channel->OnChannelCallback = NULL;
|
|
|
- del_timer_sync(&Channel->poll_timer);
|
|
|
+ channel->OnChannelCallback = NULL;
|
|
|
+ del_timer_sync(&channel->poll_timer);
|
|
|
|
|
|
/* Send a closing message */
|
|
|
info = kmalloc(sizeof(*info) +
|
|
@@ -661,7 +664,7 @@ void VmbusChannelClose(struct vmbus_channel *Channel)
|
|
|
|
|
|
msg = (struct vmbus_channel_close_channel *)info->Msg;
|
|
|
msg->Header.MessageType = ChannelMessageCloseChannel;
|
|
|
- msg->ChildRelId = Channel->OfferMsg.ChildRelId;
|
|
|
+ msg->ChildRelId = channel->OfferMsg.ChildRelId;
|
|
|
|
|
|
ret = VmbusPostMessage(msg, sizeof(struct vmbus_channel_close_channel));
|
|
|
if (ret != 0) {
|
|
@@ -670,17 +673,17 @@ void VmbusChannelClose(struct vmbus_channel *Channel)
|
|
|
}
|
|
|
|
|
|
/* Tear down the gpadl for the channel's ring buffer */
|
|
|
- if (Channel->RingBufferGpadlHandle)
|
|
|
- VmbusChannelTeardownGpadl(Channel,
|
|
|
- Channel->RingBufferGpadlHandle);
|
|
|
+ if (channel->RingBufferGpadlHandle)
|
|
|
+ VmbusChannelTeardownGpadl(channel,
|
|
|
+ channel->RingBufferGpadlHandle);
|
|
|
|
|
|
/* TODO: Send a msg to release the childRelId */
|
|
|
|
|
|
/* Cleanup the ring buffers for this channel */
|
|
|
- RingBufferCleanup(&Channel->Outbound);
|
|
|
- RingBufferCleanup(&Channel->Inbound);
|
|
|
+ RingBufferCleanup(&channel->Outbound);
|
|
|
+ RingBufferCleanup(&channel->Inbound);
|
|
|
|
|
|
- osd_PageFree(Channel->RingBufferPages, Channel->RingBufferPageCount);
|
|
|
+ osd_PageFree(channel->RingBufferPages, channel->RingBufferPageCount);
|
|
|
|
|
|
kfree(info);
|
|
|
|
|
@@ -690,65 +693,66 @@ void VmbusChannelClose(struct vmbus_channel *Channel)
|
|
|
* caller will free the channel
|
|
|
*/
|
|
|
|
|
|
- if (Channel->State == CHANNEL_OPEN_STATE) {
|
|
|
+ if (channel->State == CHANNEL_OPEN_STATE) {
|
|
|
spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
|
|
|
- list_del(&Channel->ListEntry);
|
|
|
+ list_del(&channel->ListEntry);
|
|
|
spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
|
|
|
|
|
|
- FreeVmbusChannel(Channel);
|
|
|
+ FreeVmbusChannel(channel);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* VmbusChannelSendPacket() - Send the specified buffer on the given channel
|
|
|
- * @Channel: Pointer to vmbus_channel structure.
|
|
|
- * @Buffer: Pointer to the buffer you want to receive the data into.
|
|
|
- * @BufferLen: Maximum size of what the the buffer will hold
|
|
|
- * @RequestId: Identifier of the request
|
|
|
- * @vmbus_packet_type: Type of packet that is being send e.g. negotiate, time
|
|
|
+ * @channel: Pointer to vmbus_channel structure.
|
|
|
+ * @buffer: Pointer to the buffer you want to receive the data into.
|
|
|
+ * @bufferlen: Maximum size of what the the buffer will hold
|
|
|
+ * @requestid: Identifier of the request
|
|
|
+ * @type: Type of packet that is being send e.g. negotiate, time
|
|
|
* packet etc.
|
|
|
*
|
|
|
- * Sends data in @Buffer directly to hyper-v via the vmbus
|
|
|
+ * Sends data in @buffer directly to hyper-v via the vmbus
|
|
|
* This will send the data unparsed to hyper-v.
|
|
|
*
|
|
|
* Mainly used by Hyper-V drivers.
|
|
|
*/
|
|
|
-int VmbusChannelSendPacket(struct vmbus_channel *Channel, const void *Buffer,
|
|
|
- u32 BufferLen, u64 RequestId,
|
|
|
- enum vmbus_packet_type Type, u32 Flags)
|
|
|
+int VmbusChannelSendPacket(struct vmbus_channel *channel, const void *buffer,
|
|
|
+ u32 bufferlen, u64 requestid,
|
|
|
+ enum vmbus_packet_type type, u32 flags)
|
|
|
{
|
|
|
struct vmpacket_descriptor desc;
|
|
|
- u32 packetLen = sizeof(struct vmpacket_descriptor) + BufferLen;
|
|
|
- u32 packetLenAligned = ALIGN_UP(packetLen, sizeof(u64));
|
|
|
- struct scatterlist bufferList[3];
|
|
|
- u64 alignedData = 0;
|
|
|
+ u32 packetlen = sizeof(struct vmpacket_descriptor) + bufferlen;
|
|
|
+ u32 packetlen_aligned = ALIGN_UP(packetlen, sizeof(u64));
|
|
|
+ struct scatterlist bufferlist[3];
|
|
|
+ u64 aligned_data = 0;
|
|
|
int ret;
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "channel %p buffer %p len %d",
|
|
|
- Channel, Buffer, BufferLen);
|
|
|
+ channel, buffer, bufferlen);
|
|
|
|
|
|
- DumpVmbusChannel(Channel);
|
|
|
+ DumpVmbusChannel(channel);
|
|
|
|
|
|
/* ASSERT((packetLenAligned - packetLen) < sizeof(u64)); */
|
|
|
|
|
|
/* Setup the descriptor */
|
|
|
- desc.Type = Type; /* VmbusPacketTypeDataInBand; */
|
|
|
- desc.Flags = Flags; /* VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED; */
|
|
|
+ desc.Type = type; /* VmbusPacketTypeDataInBand; */
|
|
|
+ desc.Flags = flags; /* VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED; */
|
|
|
/* in 8-bytes granularity */
|
|
|
desc.DataOffset8 = sizeof(struct vmpacket_descriptor) >> 3;
|
|
|
- desc.Length8 = (u16)(packetLenAligned >> 3);
|
|
|
- desc.TransactionId = RequestId;
|
|
|
+ desc.Length8 = (u16)(packetlen_aligned >> 3);
|
|
|
+ desc.TransactionId = requestid;
|
|
|
|
|
|
- sg_init_table(bufferList, 3);
|
|
|
- sg_set_buf(&bufferList[0], &desc, sizeof(struct vmpacket_descriptor));
|
|
|
- sg_set_buf(&bufferList[1], Buffer, BufferLen);
|
|
|
- sg_set_buf(&bufferList[2], &alignedData, packetLenAligned - packetLen);
|
|
|
+ sg_init_table(bufferlist, 3);
|
|
|
+ sg_set_buf(&bufferlist[0], &desc, sizeof(struct vmpacket_descriptor));
|
|
|
+ sg_set_buf(&bufferlist[1], buffer, bufferlen);
|
|
|
+ sg_set_buf(&bufferlist[2], &aligned_data,
|
|
|
+ packetlen_aligned - packetlen);
|
|
|
|
|
|
- ret = RingBufferWrite(&Channel->Outbound, bufferList, 3);
|
|
|
+ ret = RingBufferWrite(&channel->Outbound, bufferlist, 3);
|
|
|
|
|
|
/* TODO: We should determine if this is optional */
|
|
|
- if (ret == 0 && !GetRingBufferInterruptMask(&Channel->Outbound))
|
|
|
- VmbusChannelSetEvent(Channel);
|
|
|
+ if (ret == 0 && !GetRingBufferInterruptMask(&channel->Outbound))
|
|
|
+ VmbusChannelSetEvent(channel);
|
|
|
|
|
|
return ret;
|
|
|
}
|
|
@@ -758,61 +762,62 @@ EXPORT_SYMBOL(VmbusChannelSendPacket);
|
|
|
* VmbusChannelSendPacketPageBuffer - Send a range of single-page buffer
|
|
|
* packets using a GPADL Direct packet type.
|
|
|
*/
|
|
|
-int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *Channel,
|
|
|
- struct hv_page_buffer PageBuffers[],
|
|
|
- u32 PageCount, void *Buffer, u32 BufferLen,
|
|
|
- u64 RequestId)
|
|
|
+int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *channel,
|
|
|
+ struct hv_page_buffer pagebuffers[],
|
|
|
+ u32 pagecount, void *buffer, u32 bufferlen,
|
|
|
+ u64 requestid)
|
|
|
{
|
|
|
int ret;
|
|
|
int i;
|
|
|
struct vmbus_channel_packet_page_buffer desc;
|
|
|
- u32 descSize;
|
|
|
- u32 packetLen;
|
|
|
- u32 packetLenAligned;
|
|
|
- struct scatterlist bufferList[3];
|
|
|
- u64 alignedData = 0;
|
|
|
+ u32 descsize;
|
|
|
+ u32 packetlen;
|
|
|
+ u32 packetlen_aligned;
|
|
|
+ struct scatterlist bufferlist[3];
|
|
|
+ u64 aligned_data = 0;
|
|
|
|
|
|
- if (PageCount > MAX_PAGE_BUFFER_COUNT)
|
|
|
+ if (pagecount > MAX_PAGE_BUFFER_COUNT)
|
|
|
return -EINVAL;
|
|
|
|
|
|
- DumpVmbusChannel(Channel);
|
|
|
+ DumpVmbusChannel(channel);
|
|
|
|
|
|
/*
|
|
|
* Adjust the size down since vmbus_channel_packet_page_buffer is the
|
|
|
* largest size we support
|
|
|
*/
|
|
|
- descSize = sizeof(struct vmbus_channel_packet_page_buffer) -
|
|
|
- ((MAX_PAGE_BUFFER_COUNT - PageCount) *
|
|
|
+ descsize = sizeof(struct vmbus_channel_packet_page_buffer) -
|
|
|
+ ((MAX_PAGE_BUFFER_COUNT - pagecount) *
|
|
|
sizeof(struct hv_page_buffer));
|
|
|
- packetLen = descSize + BufferLen;
|
|
|
- packetLenAligned = ALIGN_UP(packetLen, sizeof(u64));
|
|
|
+ packetlen = descsize + bufferlen;
|
|
|
+ packetlen_aligned = ALIGN_UP(packetlen, sizeof(u64));
|
|
|
|
|
|
/* ASSERT((packetLenAligned - packetLen) < sizeof(u64)); */
|
|
|
|
|
|
/* Setup the descriptor */
|
|
|
desc.type = VmbusPacketTypeDataUsingGpaDirect;
|
|
|
desc.flags = VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED;
|
|
|
- desc.dataoffset8 = descSize >> 3; /* in 8-bytes grandularity */
|
|
|
- desc.length8 = (u16)(packetLenAligned >> 3);
|
|
|
- desc.transactionid = RequestId;
|
|
|
- desc.rangecount = PageCount;
|
|
|
-
|
|
|
- for (i = 0; i < PageCount; i++) {
|
|
|
- desc.range[i].Length = PageBuffers[i].Length;
|
|
|
- desc.range[i].Offset = PageBuffers[i].Offset;
|
|
|
- desc.range[i].Pfn = PageBuffers[i].Pfn;
|
|
|
+ desc.dataoffset8 = descsize >> 3; /* in 8-bytes grandularity */
|
|
|
+ desc.length8 = (u16)(packetlen_aligned >> 3);
|
|
|
+ desc.transactionid = requestid;
|
|
|
+ desc.rangecount = pagecount;
|
|
|
+
|
|
|
+ for (i = 0; i < pagecount; i++) {
|
|
|
+ desc.range[i].Length = pagebuffers[i].Length;
|
|
|
+ desc.range[i].Offset = pagebuffers[i].Offset;
|
|
|
+ desc.range[i].Pfn = pagebuffers[i].Pfn;
|
|
|
}
|
|
|
|
|
|
- sg_init_table(bufferList, 3);
|
|
|
- sg_set_buf(&bufferList[0], &desc, descSize);
|
|
|
- sg_set_buf(&bufferList[1], Buffer, BufferLen);
|
|
|
- sg_set_buf(&bufferList[2], &alignedData, packetLenAligned - packetLen);
|
|
|
+ sg_init_table(bufferlist, 3);
|
|
|
+ sg_set_buf(&bufferlist[0], &desc, descsize);
|
|
|
+ sg_set_buf(&bufferlist[1], buffer, bufferlen);
|
|
|
+ sg_set_buf(&bufferlist[2], &aligned_data,
|
|
|
+ packetlen_aligned - packetlen);
|
|
|
|
|
|
- ret = RingBufferWrite(&Channel->Outbound, bufferList, 3);
|
|
|
+ ret = RingBufferWrite(&channel->Outbound, bufferlist, 3);
|
|
|
|
|
|
/* TODO: We should determine if this is optional */
|
|
|
- if (ret == 0 && !GetRingBufferInterruptMask(&Channel->Outbound))
|
|
|
- VmbusChannelSetEvent(Channel);
|
|
|
+ if (ret == 0 && !GetRingBufferInterruptMask(&channel->Outbound))
|
|
|
+ VmbusChannelSetEvent(channel);
|
|
|
|
|
|
return ret;
|
|
|
}
|
|
@@ -821,64 +826,66 @@ int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *Channel,
|
|
|
* VmbusChannelSendPacketMultiPageBuffer - Send a multi-page buffer packet
|
|
|
* using a GPADL Direct packet type.
|
|
|
*/
|
|
|
-int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *Channel,
|
|
|
- struct hv_multipage_buffer *MultiPageBuffer,
|
|
|
- void *Buffer, u32 BufferLen, u64 RequestId)
|
|
|
+int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *channel,
|
|
|
+ struct hv_multipage_buffer *multi_pagebuffer,
|
|
|
+ void *buffer, u32 bufferlen, u64 requestid)
|
|
|
{
|
|
|
int ret;
|
|
|
struct vmbus_channel_packet_multipage_buffer desc;
|
|
|
- u32 descSize;
|
|
|
- u32 packetLen;
|
|
|
- u32 packetLenAligned;
|
|
|
- struct scatterlist bufferList[3];
|
|
|
- u64 alignedData = 0;
|
|
|
- u32 PfnCount = NUM_PAGES_SPANNED(MultiPageBuffer->Offset,
|
|
|
- MultiPageBuffer->Length);
|
|
|
+ u32 descsize;
|
|
|
+ u32 packetlen;
|
|
|
+ u32 packetlen_aligned;
|
|
|
+ struct scatterlist bufferlist[3];
|
|
|
+ u64 aligned_data = 0;
|
|
|
+ u32 pfncount = NUM_PAGES_SPANNED(multi_pagebuffer->Offset,
|
|
|
+ multi_pagebuffer->Length);
|
|
|
|
|
|
- DumpVmbusChannel(Channel);
|
|
|
+ DumpVmbusChannel(channel);
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "data buffer - offset %u len %u pfn count %u",
|
|
|
- MultiPageBuffer->Offset, MultiPageBuffer->Length, PfnCount);
|
|
|
+ multi_pagebuffer->Offset,
|
|
|
+ multi_pagebuffer->Length, pfncount);
|
|
|
|
|
|
- if ((PfnCount < 0) || (PfnCount > MAX_MULTIPAGE_BUFFER_COUNT))
|
|
|
+ if ((pfncount < 0) || (pfncount > MAX_MULTIPAGE_BUFFER_COUNT))
|
|
|
return -EINVAL;
|
|
|
|
|
|
/*
|
|
|
* Adjust the size down since vmbus_channel_packet_multipage_buffer is
|
|
|
* the largest size we support
|
|
|
*/
|
|
|
- descSize = sizeof(struct vmbus_channel_packet_multipage_buffer) -
|
|
|
- ((MAX_MULTIPAGE_BUFFER_COUNT - PfnCount) *
|
|
|
+ descsize = sizeof(struct vmbus_channel_packet_multipage_buffer) -
|
|
|
+ ((MAX_MULTIPAGE_BUFFER_COUNT - pfncount) *
|
|
|
sizeof(u64));
|
|
|
- packetLen = descSize + BufferLen;
|
|
|
- packetLenAligned = ALIGN_UP(packetLen, sizeof(u64));
|
|
|
+ packetlen = descsize + bufferlen;
|
|
|
+ packetlen_aligned = ALIGN_UP(packetlen, sizeof(u64));
|
|
|
|
|
|
/* ASSERT((packetLenAligned - packetLen) < sizeof(u64)); */
|
|
|
|
|
|
/* Setup the descriptor */
|
|
|
desc.type = VmbusPacketTypeDataUsingGpaDirect;
|
|
|
desc.flags = VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED;
|
|
|
- desc.dataoffset8 = descSize >> 3; /* in 8-bytes grandularity */
|
|
|
- desc.length8 = (u16)(packetLenAligned >> 3);
|
|
|
- desc.transactionid = RequestId;
|
|
|
+ desc.dataoffset8 = descsize >> 3; /* in 8-bytes grandularity */
|
|
|
+ desc.length8 = (u16)(packetlen_aligned >> 3);
|
|
|
+ desc.transactionid = requestid;
|
|
|
desc.rangecount = 1;
|
|
|
|
|
|
- desc.range.Length = MultiPageBuffer->Length;
|
|
|
- desc.range.Offset = MultiPageBuffer->Offset;
|
|
|
+ desc.range.Length = multi_pagebuffer->Length;
|
|
|
+ desc.range.Offset = multi_pagebuffer->Offset;
|
|
|
|
|
|
- memcpy(desc.range.PfnArray, MultiPageBuffer->PfnArray,
|
|
|
- PfnCount * sizeof(u64));
|
|
|
+ memcpy(desc.range.PfnArray, multi_pagebuffer->PfnArray,
|
|
|
+ pfncount * sizeof(u64));
|
|
|
|
|
|
- sg_init_table(bufferList, 3);
|
|
|
- sg_set_buf(&bufferList[0], &desc, descSize);
|
|
|
- sg_set_buf(&bufferList[1], Buffer, BufferLen);
|
|
|
- sg_set_buf(&bufferList[2], &alignedData, packetLenAligned - packetLen);
|
|
|
+ sg_init_table(bufferlist, 3);
|
|
|
+ sg_set_buf(&bufferlist[0], &desc, descsize);
|
|
|
+ sg_set_buf(&bufferlist[1], buffer, bufferlen);
|
|
|
+ sg_set_buf(&bufferlist[2], &aligned_data,
|
|
|
+ packetlen_aligned - packetlen);
|
|
|
|
|
|
- ret = RingBufferWrite(&Channel->Outbound, bufferList, 3);
|
|
|
+ ret = RingBufferWrite(&channel->Outbound, bufferlist, 3);
|
|
|
|
|
|
/* TODO: We should determine if this is optional */
|
|
|
- if (ret == 0 && !GetRingBufferInterruptMask(&Channel->Outbound))
|
|
|
- VmbusChannelSetEvent(Channel);
|
|
|
+ if (ret == 0 && !GetRingBufferInterruptMask(&channel->Outbound))
|
|
|
+ VmbusChannelSetEvent(channel);
|
|
|
|
|
|
return ret;
|
|
|
}
|
|
@@ -886,35 +893,35 @@ int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *Channel,
|
|
|
|
|
|
/**
|
|
|
* VmbusChannelRecvPacket() - Retrieve the user packet on the specified channel
|
|
|
- * @Channel: Pointer to vmbus_channel structure.
|
|
|
- * @Buffer: Pointer to the buffer you want to receive the data into.
|
|
|
- * @BufferLen: Maximum size of what the the buffer will hold
|
|
|
- * @BufferActualLen: The actual size of the data after it was received
|
|
|
- * @RequestId: Identifier of the request
|
|
|
+ * @channel: Pointer to vmbus_channel structure.
|
|
|
+ * @buffer: Pointer to the buffer you want to receive the data into.
|
|
|
+ * @bufferlen: Maximum size of what the the buffer will hold
|
|
|
+ * @buffer_actual_len: The actual size of the data after it was received
|
|
|
+ * @requestid: Identifier of the request
|
|
|
*
|
|
|
* Receives directly from the hyper-v vmbus and puts the data it received
|
|
|
* into Buffer. This will receive the data unparsed from hyper-v.
|
|
|
*
|
|
|
* Mainly used by Hyper-V drivers.
|
|
|
*/
|
|
|
-int VmbusChannelRecvPacket(struct vmbus_channel *Channel, void *Buffer,
|
|
|
- u32 BufferLen, u32 *BufferActualLen, u64 *RequestId)
|
|
|
+int VmbusChannelRecvPacket(struct vmbus_channel *channel, void *buffer,
|
|
|
+ u32 bufferlen, u32 *buffer_actual_len, u64 *requestid)
|
|
|
{
|
|
|
struct vmpacket_descriptor desc;
|
|
|
- u32 packetLen;
|
|
|
- u32 userLen;
|
|
|
+ u32 packetlen;
|
|
|
+ u32 userlen;
|
|
|
int ret;
|
|
|
unsigned long flags;
|
|
|
|
|
|
- *BufferActualLen = 0;
|
|
|
- *RequestId = 0;
|
|
|
+ *buffer_actual_len = 0;
|
|
|
+ *requestid = 0;
|
|
|
|
|
|
- spin_lock_irqsave(&Channel->inbound_lock, flags);
|
|
|
+ spin_lock_irqsave(&channel->inbound_lock, flags);
|
|
|
|
|
|
- ret = RingBufferPeek(&Channel->Inbound, &desc,
|
|
|
+ ret = RingBufferPeek(&channel->Inbound, &desc,
|
|
|
sizeof(struct vmpacket_descriptor));
|
|
|
if (ret != 0) {
|
|
|
- spin_unlock_irqrestore(&Channel->inbound_lock, flags);
|
|
|
+ spin_unlock_irqrestore(&channel->inbound_lock, flags);
|
|
|
|
|
|
/* DPRINT_DBG(VMBUS, "nothing to read!!"); */
|
|
|
return 0;
|
|
@@ -922,32 +929,32 @@ int VmbusChannelRecvPacket(struct vmbus_channel *Channel, void *Buffer,
|
|
|
|
|
|
/* VmbusChannelClearEvent(Channel); */
|
|
|
|
|
|
- packetLen = desc.Length8 << 3;
|
|
|
- userLen = packetLen - (desc.DataOffset8 << 3);
|
|
|
+ packetlen = desc.Length8 << 3;
|
|
|
+ userlen = packetlen - (desc.DataOffset8 << 3);
|
|
|
/* ASSERT(userLen > 0); */
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "packet received on channel %p relid %d <type %d "
|
|
|
"flag %d tid %llx pktlen %d datalen %d> ",
|
|
|
- Channel, Channel->OfferMsg.ChildRelId, desc.Type,
|
|
|
- desc.Flags, desc.TransactionId, packetLen, userLen);
|
|
|
+ channel, channel->OfferMsg.ChildRelId, desc.Type,
|
|
|
+ desc.Flags, desc.TransactionId, packetlen, userlen);
|
|
|
|
|
|
- *BufferActualLen = userLen;
|
|
|
+ *buffer_actual_len = userlen;
|
|
|
|
|
|
- if (userLen > BufferLen) {
|
|
|
- spin_unlock_irqrestore(&Channel->inbound_lock, flags);
|
|
|
+ if (userlen > bufferlen) {
|
|
|
+ spin_unlock_irqrestore(&channel->inbound_lock, flags);
|
|
|
|
|
|
DPRINT_ERR(VMBUS, "buffer too small - got %d needs %d",
|
|
|
- BufferLen, userLen);
|
|
|
+ bufferlen, userlen);
|
|
|
return -1;
|
|
|
}
|
|
|
|
|
|
- *RequestId = desc.TransactionId;
|
|
|
+ *requestid = desc.TransactionId;
|
|
|
|
|
|
/* Copy over the packet to the user buffer */
|
|
|
- ret = RingBufferRead(&Channel->Inbound, Buffer, userLen,
|
|
|
+ ret = RingBufferRead(&channel->Inbound, buffer, userlen,
|
|
|
(desc.DataOffset8 << 3));
|
|
|
|
|
|
- spin_unlock_irqrestore(&Channel->inbound_lock, flags);
|
|
|
+ spin_unlock_irqrestore(&channel->inbound_lock, flags);
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
@@ -956,25 +963,25 @@ EXPORT_SYMBOL(VmbusChannelRecvPacket);
|
|
|
/*
|
|
|
* VmbusChannelRecvPacketRaw - Retrieve the raw packet on the specified channel
|
|
|
*/
|
|
|
-int VmbusChannelRecvPacketRaw(struct vmbus_channel *Channel, void *Buffer,
|
|
|
- u32 BufferLen, u32 *BufferActualLen,
|
|
|
- u64 *RequestId)
|
|
|
+int VmbusChannelRecvPacketRaw(struct vmbus_channel *channel, void *buffer,
|
|
|
+ u32 bufferlen, u32 *buffer_actual_len,
|
|
|
+ u64 *requestid)
|
|
|
{
|
|
|
struct vmpacket_descriptor desc;
|
|
|
- u32 packetLen;
|
|
|
- u32 userLen;
|
|
|
+ u32 packetlen;
|
|
|
+ u32 userlen;
|
|
|
int ret;
|
|
|
unsigned long flags;
|
|
|
|
|
|
- *BufferActualLen = 0;
|
|
|
- *RequestId = 0;
|
|
|
+ *buffer_actual_len = 0;
|
|
|
+ *requestid = 0;
|
|
|
|
|
|
- spin_lock_irqsave(&Channel->inbound_lock, flags);
|
|
|
+ spin_lock_irqsave(&channel->inbound_lock, flags);
|
|
|
|
|
|
- ret = RingBufferPeek(&Channel->Inbound, &desc,
|
|
|
+ ret = RingBufferPeek(&channel->Inbound, &desc,
|
|
|
sizeof(struct vmpacket_descriptor));
|
|
|
if (ret != 0) {
|
|
|
- spin_unlock_irqrestore(&Channel->inbound_lock, flags);
|
|
|
+ spin_unlock_irqrestore(&channel->inbound_lock, flags);
|
|
|
|
|
|
/* DPRINT_DBG(VMBUS, "nothing to read!!"); */
|
|
|
return 0;
|
|
@@ -982,44 +989,44 @@ int VmbusChannelRecvPacketRaw(struct vmbus_channel *Channel, void *Buffer,
|
|
|
|
|
|
/* VmbusChannelClearEvent(Channel); */
|
|
|
|
|
|
- packetLen = desc.Length8 << 3;
|
|
|
- userLen = packetLen - (desc.DataOffset8 << 3);
|
|
|
+ packetlen = desc.Length8 << 3;
|
|
|
+ userlen = packetlen - (desc.DataOffset8 << 3);
|
|
|
|
|
|
DPRINT_DBG(VMBUS, "packet received on channel %p relid %d <type %d "
|
|
|
"flag %d tid %llx pktlen %d datalen %d> ",
|
|
|
- Channel, Channel->OfferMsg.ChildRelId, desc.Type,
|
|
|
- desc.Flags, desc.TransactionId, packetLen, userLen);
|
|
|
+ channel, channel->OfferMsg.ChildRelId, desc.Type,
|
|
|
+ desc.Flags, desc.TransactionId, packetlen, userlen);
|
|
|
|
|
|
- *BufferActualLen = packetLen;
|
|
|
+ *buffer_actual_len = packetlen;
|
|
|
|
|
|
- if (packetLen > BufferLen) {
|
|
|
- spin_unlock_irqrestore(&Channel->inbound_lock, flags);
|
|
|
+ if (packetlen > bufferlen) {
|
|
|
+ spin_unlock_irqrestore(&channel->inbound_lock, flags);
|
|
|
|
|
|
DPRINT_ERR(VMBUS, "buffer too small - needed %d bytes but "
|
|
|
- "got space for only %d bytes", packetLen, BufferLen);
|
|
|
+ "got space for only %d bytes", packetlen, bufferlen);
|
|
|
return -2;
|
|
|
}
|
|
|
|
|
|
- *RequestId = desc.TransactionId;
|
|
|
+ *requestid = desc.TransactionId;
|
|
|
|
|
|
/* Copy over the entire packet to the user buffer */
|
|
|
- ret = RingBufferRead(&Channel->Inbound, Buffer, packetLen, 0);
|
|
|
+ ret = RingBufferRead(&channel->Inbound, buffer, packetlen, 0);
|
|
|
|
|
|
- spin_unlock_irqrestore(&Channel->inbound_lock, flags);
|
|
|
+ spin_unlock_irqrestore(&channel->inbound_lock, flags);
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
* VmbusChannelOnChannelEvent - Channel event callback
|
|
|
*/
|
|
|
-void VmbusChannelOnChannelEvent(struct vmbus_channel *Channel)
|
|
|
+void VmbusChannelOnChannelEvent(struct vmbus_channel *channel)
|
|
|
{
|
|
|
- DumpVmbusChannel(Channel);
|
|
|
+ DumpVmbusChannel(channel);
|
|
|
/* ASSERT(Channel->OnChannelCallback); */
|
|
|
|
|
|
- Channel->OnChannelCallback(Channel->ChannelCallbackContext);
|
|
|
+ channel->OnChannelCallback(channel->ChannelCallbackContext);
|
|
|
|
|
|
- mod_timer(&Channel->poll_timer, jiffies + usecs_to_jiffies(100));
|
|
|
+ mod_timer(&channel->poll_timer, jiffies + usecs_to_jiffies(100));
|
|
|
}
|
|
|
|
|
|
/*
|
|
@@ -1036,9 +1043,9 @@ void VmbusChannelOnTimer(unsigned long data)
|
|
|
/*
|
|
|
* DumpVmbusChannel - Dump vmbus channel info to the console
|
|
|
*/
|
|
|
-static void DumpVmbusChannel(struct vmbus_channel *Channel)
|
|
|
+static void DumpVmbusChannel(struct vmbus_channel *channel)
|
|
|
{
|
|
|
- DPRINT_DBG(VMBUS, "Channel (%d)", Channel->OfferMsg.ChildRelId);
|
|
|
- DumpRingInfo(&Channel->Outbound, "Outbound ");
|
|
|
- DumpRingInfo(&Channel->Inbound, "Inbound ");
|
|
|
+ DPRINT_DBG(VMBUS, "Channel (%d)", channel->OfferMsg.ChildRelId);
|
|
|
+ DumpRingInfo(&channel->Outbound, "Outbound ");
|
|
|
+ DumpRingInfo(&channel->Inbound, "Inbound ");
|
|
|
}
|