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staging: hv: Convert camel cased struct fields in netvsc.h to lower cases

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Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Haiyang Zhang 2010-12-10 12:03:59 -08:00 committed by Greg Kroah-Hartman
parent 72a2f5bd53
commit 53d21fdbf4
4 changed files with 265 additions and 263 deletions
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340
drivers/staging/hv/netvsc.c
View file

@ -83,9 +83,9 @@ static struct netvsc_device *alloc_net_device(struct hv_device *device)
return NULL;
/* Set to 2 to allow both inbound and outbound traffic */
atomic_cmpxchg(&net_device->RefCount, 0, 2);
atomic_cmpxchg(&net_device->refcnt, 0, 2);
net_device->Device = device;
net_device->dev = device;
device->Extension = net_device;
return net_device;
@ -93,8 +93,8 @@ static struct netvsc_device *alloc_net_device(struct hv_device *device)
static void free_net_device(struct netvsc_device *device)
{
WARN_ON(atomic_read(&device->RefCount) == 0);
device->Device->Extension = NULL;
WARN_ON(atomic_read(&device->refcnt) == 0);
device->dev->Extension = NULL;
kfree(device);
}
@ -105,8 +105,8 @@ static struct netvsc_device *get_outbound_net_device(struct hv_device *device)
struct netvsc_device *net_device;
net_device = device->Extension;
if (net_device && atomic_read(&net_device->RefCount) > 1)
atomic_inc(&net_device->RefCount);
if (net_device && atomic_read(&net_device->refcnt) > 1)
atomic_inc(&net_device->refcnt);
else
net_device = NULL;
@ -119,8 +119,8 @@ static struct netvsc_device *get_inbound_net_device(struct hv_device *device)
struct netvsc_device *net_device;
net_device = device->Extension;
if (net_device && atomic_read(&net_device->RefCount))
atomic_inc(&net_device->RefCount);
if (net_device && atomic_read(&net_device->refcnt))
atomic_inc(&net_device->refcnt);
else
net_device = NULL;
@ -134,7 +134,7 @@ static void put_net_device(struct hv_device *device)
net_device = device->Extension;
/* ASSERT(netDevice); */
atomic_dec(&net_device->RefCount);
atomic_dec(&net_device->refcnt);
}
static struct netvsc_device *release_outbound_net_device(
@ -147,7 +147,7 @@ static struct netvsc_device *release_outbound_net_device(
return NULL;
/* Busy wait until the ref drop to 2, then set it to 1 */
while (atomic_cmpxchg(&net_device->RefCount, 2, 1) != 2)
while (atomic_cmpxchg(&net_device->refcnt, 2, 1) != 2)
udelay(100);
return net_device;
@ -163,7 +163,7 @@ static struct netvsc_device *release_inbound_net_device(
return NULL;
/* Busy wait until the ref drop to 1, then set it to 0 */
while (atomic_cmpxchg(&net_device->RefCount, 1, 0) != 1)
while (atomic_cmpxchg(&net_device->refcnt, 1, 0) != 1)
udelay(100);
device->Extension = NULL;
@ -222,12 +222,12 @@ static int netvsc_init_recv_buf(struct hv_device *device)
/* page-size grandularity */
/* ASSERT((netDevice->ReceiveBufferSize & (PAGE_SIZE - 1)) == 0); */
net_device->ReceiveBuffer =
osd_page_alloc(net_device->ReceiveBufferSize >> PAGE_SHIFT);
if (!net_device->ReceiveBuffer) {
net_device->recv_buf =
osd_page_alloc(net_device->recv_buf_size >> PAGE_SHIFT);
if (!net_device->recv_buf) {
DPRINT_ERR(NETVSC,
"unable to allocate receive buffer of size %d",
net_device->ReceiveBufferSize);
net_device->recv_buf_size);
ret = -1;
goto Cleanup;
}
@ -242,9 +242,9 @@ static int netvsc_init_recv_buf(struct hv_device *device)
* channel. Note: This call uses the vmbus connection rather
* than the channel to establish the gpadl handle.
*/
ret = vmbus_establish_gpadl(device->channel, net_device->ReceiveBuffer,
net_device->ReceiveBufferSize,
&net_device->ReceiveBufferGpadlHandle);
ret = vmbus_establish_gpadl(device->channel, net_device->recv_buf,
net_device->recv_buf_size,
&net_device->recv_buf_gpadl_handle);
if (ret != 0) {
DPRINT_ERR(NETVSC,
"unable to establish receive buffer's gpadl");
@ -256,15 +256,15 @@ static int netvsc_init_recv_buf(struct hv_device *device)
/* Notify the NetVsp of the gpadl handle */
DPRINT_INFO(NETVSC, "Sending NvspMessage1TypeSendReceiveBuffer...");
init_packet = &net_device->ChannelInitPacket;
init_packet = &net_device->channel_init_pkt;
memset(init_packet, 0, sizeof(struct nvsp_message));
init_packet->Header.MessageType = NvspMessage1TypeSendReceiveBuffer;
init_packet->Messages.Version1Messages.SendReceiveBuffer.
GpadlHandle = net_device->ReceiveBufferGpadlHandle;
init_packet->Messages.Version1Messages.
SendReceiveBuffer.Id = NETVSC_RECEIVE_BUFFER_ID;
init_packet->hdr.msg_type = NVSP_MSG1_TYPE_SEND_RECV_BUF;
init_packet->msg.v1_msg.send_recv_buf.
gpadl_handle = net_device->recv_buf_gpadl_handle;
init_packet->msg.v1_msg.
send_recv_buf.id = NETVSC_RECEIVE_BUFFER_ID;
/* Send the gpadl notification request */
ret = vmbus_sendpacket(device->channel, init_packet,
@ -278,15 +278,15 @@ static int netvsc_init_recv_buf(struct hv_device *device)
goto Cleanup;
}
osd_waitevent_wait(net_device->ChannelInitEvent);
osd_waitevent_wait(net_device->channel_init_event);
/* Check the response */
if (init_packet->Messages.Version1Messages.
SendReceiveBufferComplete.Status != NvspStatusSuccess) {
if (init_packet->msg.v1_msg.
send_recv_buf_complete.status != NVSP_STAT_SUCCESS) {
DPRINT_ERR(NETVSC, "Unable to complete receive buffer "
"initialzation with NetVsp - status %d",
init_packet->Messages.Version1Messages.
SendReceiveBufferComplete.Status);
init_packet->msg.v1_msg.
send_recv_buf_complete.status);
ret = -1;
goto Cleanup;
}
@ -295,36 +295,36 @@ static int netvsc_init_recv_buf(struct hv_device *device)
/* ASSERT(netDevice->ReceiveSectionCount == 0); */
/* ASSERT(netDevice->ReceiveSections == NULL); */
net_device->ReceiveSectionCount = init_packet->Messages.
Version1Messages.SendReceiveBufferComplete.NumSections;
net_device->recv_section_cnt = init_packet->msg.
v1_msg.send_recv_buf_complete.num_sections;
net_device->ReceiveSections = kmalloc(net_device->ReceiveSectionCount
net_device->recv_section = kmalloc(net_device->recv_section_cnt
* sizeof(struct nvsp_1_receive_buffer_section), GFP_KERNEL);
if (net_device->ReceiveSections == NULL) {
if (net_device->recv_section == NULL) {
ret = -1;
goto Cleanup;
}
memcpy(net_device->ReceiveSections,
init_packet->Messages.Version1Messages.
SendReceiveBufferComplete.Sections,
net_device->ReceiveSectionCount *
memcpy(net_device->recv_section,
init_packet->msg.v1_msg.
send_recv_buf_complete.sections,
net_device->recv_section_cnt *
sizeof(struct nvsp_1_receive_buffer_section));
DPRINT_INFO(NETVSC, "Receive sections info (count %d, offset %d, "
"endoffset %d, suballoc size %d, num suballocs %d)",
net_device->ReceiveSectionCount,
net_device->ReceiveSections[0].Offset,
net_device->ReceiveSections[0].EndOffset,
net_device->ReceiveSections[0].SubAllocationSize,
net_device->ReceiveSections[0].NumSubAllocations);
net_device->recv_section_cnt,
net_device->recv_section[0].offset,
net_device->recv_section[0].end_offset,
net_device->recv_section[0].sub_alloc_size,
net_device->recv_section[0].num_sub_allocs);
/*
* For 1st release, there should only be 1 section that represents the
* entire receive buffer
*/
if (net_device->ReceiveSectionCount != 1 ||
net_device->ReceiveSections->Offset != 0) {
if (net_device->recv_section_cnt != 1 ||
net_device->recv_section->offset != 0) {
ret = -1;
goto Cleanup;
}
@ -351,7 +351,7 @@ static int netvsc_init_send_buf(struct hv_device *device)
"device being destroyed?");
return -1;
}
if (net_device->SendBufferSize <= 0) {
if (net_device->send_buf_size <= 0) {
ret = -EINVAL;
goto Cleanup;
}
@ -359,11 +359,11 @@ static int netvsc_init_send_buf(struct hv_device *device)
/* page-size grandularity */
/* ASSERT((netDevice->SendBufferSize & (PAGE_SIZE - 1)) == 0); */
net_device->SendBuffer =
osd_page_alloc(net_device->SendBufferSize >> PAGE_SHIFT);
if (!net_device->SendBuffer) {
net_device->send_buf =
osd_page_alloc(net_device->send_buf_size >> PAGE_SHIFT);
if (!net_device->send_buf) {
DPRINT_ERR(NETVSC, "unable to allocate send buffer of size %d",
net_device->SendBufferSize);
net_device->send_buf_size);
ret = -1;
goto Cleanup;
}
@ -377,9 +377,9 @@ static int netvsc_init_send_buf(struct hv_device *device)
* channel. Note: This call uses the vmbus connection rather
* than the channel to establish the gpadl handle.
*/
ret = vmbus_establish_gpadl(device->channel, net_device->SendBuffer,
net_device->SendBufferSize,
&net_device->SendBufferGpadlHandle);
ret = vmbus_establish_gpadl(device->channel, net_device->send_buf,
net_device->send_buf_size,
&net_device->send_buf_gpadl_handle);
if (ret != 0) {
DPRINT_ERR(NETVSC, "unable to establish send buffer's gpadl");
goto Cleanup;
@ -390,14 +390,14 @@ static int netvsc_init_send_buf(struct hv_device *device)
/* Notify the NetVsp of the gpadl handle */
DPRINT_INFO(NETVSC, "Sending NvspMessage1TypeSendSendBuffer...");
init_packet = &net_device->ChannelInitPacket;
init_packet = &net_device->channel_init_pkt;
memset(init_packet, 0, sizeof(struct nvsp_message));
init_packet->Header.MessageType = NvspMessage1TypeSendSendBuffer;
init_packet->Messages.Version1Messages.SendReceiveBuffer.
GpadlHandle = net_device->SendBufferGpadlHandle;
init_packet->Messages.Version1Messages.SendReceiveBuffer.Id =
init_packet->hdr.msg_type = NVSP_MSG1_TYPE_SEND_SEND_BUF;
init_packet->msg.v1_msg.send_recv_buf.
gpadl_handle = net_device->send_buf_gpadl_handle;
init_packet->msg.v1_msg.send_recv_buf.id =
NETVSC_SEND_BUFFER_ID;
/* Send the gpadl notification request */
@ -412,21 +412,21 @@ static int netvsc_init_send_buf(struct hv_device *device)
goto Cleanup;
}
osd_waitevent_wait(net_device->ChannelInitEvent);
osd_waitevent_wait(net_device->channel_init_event);
/* Check the response */
if (init_packet->Messages.Version1Messages.
SendSendBufferComplete.Status != NvspStatusSuccess) {
if (init_packet->msg.v1_msg.
send_send_buf_complete.status != NVSP_STAT_SUCCESS) {
DPRINT_ERR(NETVSC, "Unable to complete send buffer "
"initialzation with NetVsp - status %d",
init_packet->Messages.Version1Messages.
SendSendBufferComplete.Status);
init_packet->msg.v1_msg.
send_send_buf_complete.status);
ret = -1;
goto Cleanup;
}
net_device->SendSectionSize = init_packet->
Messages.Version1Messages.SendSendBufferComplete.SectionSize;
net_device->send_section_size = init_packet->
msg.v1_msg.send_send_buf_complete.section_size;
goto Exit;
@ -449,20 +449,20 @@ static int netvsc_destroy_recv_buf(struct netvsc_device *net_device)
* NvspMessage1TypeSendReceiveBuffer msg) therefore, we need
* to send a revoke msg here
*/
if (net_device->ReceiveSectionCount) {
if (net_device->recv_section_cnt) {
DPRINT_INFO(NETVSC,
"Sending NvspMessage1TypeRevokeReceiveBuffer...");
/* Send the revoke receive buffer */
revoke_packet = &net_device->RevokePacket;
revoke_packet = &net_device->revoke_packet;
memset(revoke_packet, 0, sizeof(struct nvsp_message));
revoke_packet->Header.MessageType =
NvspMessage1TypeRevokeReceiveBuffer;
revoke_packet->Messages.Version1Messages.
RevokeReceiveBuffer.Id = NETVSC_RECEIVE_BUFFER_ID;
revoke_packet->hdr.msg_type =
NVSP_MSG1_TYPE_REVOKE_RECV_BUF;
revoke_packet->msg.v1_msg.
revoke_recv_buf.id = NETVSC_RECEIVE_BUFFER_ID;
ret = vmbus_sendpacket(net_device->Device->channel,
ret = vmbus_sendpacket(net_device->dev->channel,
revoke_packet,
sizeof(struct nvsp_message),
(unsigned long)revoke_packet,
@ -479,11 +479,11 @@ static int netvsc_destroy_recv_buf(struct netvsc_device *net_device)
}
/* Teardown the gpadl on the vsp end */
if (net_device->ReceiveBufferGpadlHandle) {
if (net_device->recv_buf_gpadl_handle) {
DPRINT_INFO(NETVSC, "Tearing down receive buffer's GPADL...");
ret = vmbus_teardown_gpadl(net_device->Device->channel,
net_device->ReceiveBufferGpadlHandle);
ret = vmbus_teardown_gpadl(net_device->dev->channel,
net_device->recv_buf_gpadl_handle);
/* If we failed here, we might as well return and have a leak rather than continue and a bugchk */
if (ret != 0) {
@ -491,22 +491,22 @@ static int netvsc_destroy_recv_buf(struct netvsc_device *net_device)
"unable to teardown receive buffer's gpadl");
return -1;
}
net_device->ReceiveBufferGpadlHandle = 0;
net_device->recv_buf_gpadl_handle = 0;
}
if (net_device->ReceiveBuffer) {
if (net_device->recv_buf) {
DPRINT_INFO(NETVSC, "Freeing up receive buffer...");
/* Free up the receive buffer */
osd_page_free(net_device->ReceiveBuffer,
net_device->ReceiveBufferSize >> PAGE_SHIFT);
net_device->ReceiveBuffer = NULL;
osd_page_free(net_device->recv_buf,
net_device->recv_buf_size >> PAGE_SHIFT);
net_device->recv_buf = NULL;
}
if (net_device->ReceiveSections) {
net_device->ReceiveSectionCount = 0;
kfree(net_device->ReceiveSections);
net_device->ReceiveSections = NULL;
if (net_device->recv_section) {
net_device->recv_section_cnt = 0;
kfree(net_device->recv_section);
net_device->recv_section = NULL;
}
return ret;
@ -523,20 +523,20 @@ static int netvsc_destroy_send_buf(struct netvsc_device *net_device)
* NvspMessage1TypeSendReceiveBuffer msg) therefore, we need
* to send a revoke msg here
*/
if (net_device->SendSectionSize) {
if (net_device->send_section_size) {
DPRINT_INFO(NETVSC,
"Sending NvspMessage1TypeRevokeSendBuffer...");
/* Send the revoke send buffer */
revoke_packet = &net_device->RevokePacket;
revoke_packet = &net_device->revoke_packet;
memset(revoke_packet, 0, sizeof(struct nvsp_message));
revoke_packet->Header.MessageType =
NvspMessage1TypeRevokeSendBuffer;
revoke_packet->Messages.Version1Messages.
RevokeSendBuffer.Id = NETVSC_SEND_BUFFER_ID;
revoke_packet->hdr.msg_type =
NVSP_MSG1_TYPE_REVOKE_SEND_BUF;
revoke_packet->msg.v1_msg.
revoke_send_buf.id = NETVSC_SEND_BUFFER_ID;
ret = vmbus_sendpacket(net_device->Device->channel,
ret = vmbus_sendpacket(net_device->dev->channel,
revoke_packet,
sizeof(struct nvsp_message),
(unsigned long)revoke_packet,
@ -553,10 +553,10 @@ static int netvsc_destroy_send_buf(struct netvsc_device *net_device)
}
/* Teardown the gpadl on the vsp end */
if (net_device->SendBufferGpadlHandle) {
if (net_device->send_buf_gpadl_handle) {
DPRINT_INFO(NETVSC, "Tearing down send buffer's GPADL...");
ret = vmbus_teardown_gpadl(net_device->Device->channel,
net_device->SendBufferGpadlHandle);
ret = vmbus_teardown_gpadl(net_device->dev->channel,
net_device->send_buf_gpadl_handle);
/*
* If we failed here, we might as well return and have a leak
@ -567,16 +567,16 @@ static int netvsc_destroy_send_buf(struct netvsc_device *net_device)
"gpadl");
return -1;
}
net_device->SendBufferGpadlHandle = 0;
net_device->send_buf_gpadl_handle = 0;
}
if (net_device->SendBuffer) {
if (net_device->send_buf) {
DPRINT_INFO(NETVSC, "Freeing up send buffer...");
/* Free up the receive buffer */
osd_page_free(net_device->SendBuffer,
net_device->SendBufferSize >> PAGE_SHIFT);
net_device->SendBuffer = NULL;
osd_page_free(net_device->send_buf,
net_device->send_buf_size >> PAGE_SHIFT);
net_device->send_buf = NULL;
}
return ret;
@ -597,13 +597,13 @@ static int netvsc_connect_vsp(struct hv_device *device)
return -1;
}
init_packet = &net_device->ChannelInitPacket;
init_packet = &net_device->channel_init_pkt;
memset(init_packet, 0, sizeof(struct nvsp_message));
init_packet->Header.MessageType = NvspMessageTypeInit;
init_packet->Messages.InitMessages.Init.MinProtocolVersion =
init_packet->hdr.msg_type = NVSP_MSG_TYPE_INIT;
init_packet->msg.init_msg.init.min_protocol_ver =
NVSP_MIN_PROTOCOL_VERSION;
init_packet->Messages.InitMessages.Init.MaxProtocolVersion =
init_packet->msg.init_msg.init.max_protocol_ver =
NVSP_MAX_PROTOCOL_VERSION;
DPRINT_INFO(NETVSC, "Sending NvspMessageTypeInit...");
@ -620,30 +620,30 @@ static int netvsc_connect_vsp(struct hv_device *device)
goto Cleanup;
}
osd_waitevent_wait(net_device->ChannelInitEvent);
osd_waitevent_wait(net_device->channel_init_event);
/* Now, check the response */
/* ASSERT(initPacket->Messages.InitMessages.InitComplete.MaximumMdlChainLength <= MAX_MULTIPAGE_BUFFER_COUNT); */
DPRINT_INFO(NETVSC, "NvspMessageTypeInit status(%d) max mdl chain (%d)",
init_packet->Messages.InitMessages.InitComplete.Status,
init_packet->Messages.InitMessages.
InitComplete.MaximumMdlChainLength);
init_packet->msg.init_msg.init_complete.status,
init_packet->msg.init_msg.
init_complete.max_mdl_chain_len);
if (init_packet->Messages.InitMessages.InitComplete.Status !=
NvspStatusSuccess) {
if (init_packet->msg.init_msg.init_complete.status !=
NVSP_STAT_SUCCESS) {
DPRINT_ERR(NETVSC,
"unable to initialize with netvsp (status 0x%x)",
init_packet->Messages.InitMessages.InitComplete.Status);
init_packet->msg.init_msg.init_complete.status);
ret = -1;
goto Cleanup;
}
if (init_packet->Messages.InitMessages.InitComplete.
NegotiatedProtocolVersion != NVSP_PROTOCOL_VERSION_1) {
if (init_packet->msg.init_msg.init_complete.
negotiated_protocol_ver != NVSP_PROTOCOL_VERSION_1) {
DPRINT_ERR(NETVSC, "unable to initialize with netvsp "
"(version expected 1 got %d)",
init_packet->Messages.InitMessages.
InitComplete.NegotiatedProtocolVersion);
init_packet->msg.init_msg.
init_complete.negotiated_protocol_ver);
ret = -1;
goto Cleanup;
}
@ -654,12 +654,12 @@ static int netvsc_connect_vsp(struct hv_device *device)
ndis_version = 0x00050000;
init_packet->Header.MessageType = NvspMessage1TypeSendNdisVersion;
init_packet->Messages.Version1Messages.
SendNdisVersion.NdisMajorVersion =
init_packet->hdr.msg_type = NVSP_MSG1_TYPE_SEND_NDIS_VER;
init_packet->msg.v1_msg.
send_ndis_ver.ndis_major_ver =
(ndis_version & 0xFFFF0000) >> 16;
init_packet->Messages.Version1Messages.
SendNdisVersion.NdisMinorVersion =
init_packet->msg.v1_msg.
send_ndis_ver.ndis_minor_ver =
ndis_version & 0xFFFF;
/* Send the init request */
@ -719,12 +719,12 @@ static int netvsc_device_add(struct hv_device *device, void *additional_info)
DPRINT_DBG(NETVSC, "netvsc channel object allocated - %p", net_device);
/* Initialize the NetVSC channel extension */
net_device->ReceiveBufferSize = NETVSC_RECEIVE_BUFFER_SIZE;
spin_lock_init(&net_device->receive_packet_list_lock);
net_device->recv_buf_size = NETVSC_RECEIVE_BUFFER_SIZE;
spin_lock_init(&net_device->recv_pkt_list_lock);
net_device->SendBufferSize = NETVSC_SEND_BUFFER_SIZE;
net_device->send_buf_size = NETVSC_SEND_BUFFER_SIZE;
INIT_LIST_HEAD(&net_device->ReceivePacketList);
INIT_LIST_HEAD(&net_device->recv_pkt_list);
for (i = 0; i < NETVSC_RECEIVE_PACKETLIST_COUNT; i++) {
packet = kzalloc(sizeof(struct hv_netvsc_packet) +
@ -737,10 +737,10 @@ static int netvsc_device_add(struct hv_device *device, void *additional_info)
break;
}
list_add_tail(&packet->list_ent,
&net_device->ReceivePacketList);
&net_device->recv_pkt_list);
}
net_device->ChannelInitEvent = osd_waitevent_create();
if (!net_device->ChannelInitEvent) {
net_device->channel_init_event = osd_waitevent_create();
if (!net_device->channel_init_event) {
ret = -ENOMEM;
goto Cleanup;
}
@ -779,10 +779,10 @@ static int netvsc_device_add(struct hv_device *device, void *additional_info)
Cleanup:
if (net_device) {
kfree(net_device->ChannelInitEvent);
kfree(net_device->channel_init_event);
list_for_each_entry_safe(packet, pos,
&net_device->ReceivePacketList,
&net_device->recv_pkt_list,
list_ent) {
list_del(&packet->list_ent);
kfree(packet);
@ -816,9 +816,9 @@ static int netvsc_device_remove(struct hv_device *device)
}
/* Wait for all send completions */
while (atomic_read(&net_device->NumOutstandingSends)) {
while (atomic_read(&net_device->num_outstanding_sends)) {
DPRINT_INFO(NETVSC, "waiting for %d requests to complete...",
atomic_read(&net_device->NumOutstandingSends));
atomic_read(&net_device->num_outstanding_sends));
udelay(100);
}
@ -840,12 +840,12 @@ static int netvsc_device_remove(struct hv_device *device)
/* Release all resources */
list_for_each_entry_safe(netvsc_packet, pos,
&net_device->ReceivePacketList, list_ent) {
&net_device->recv_pkt_list, list_ent) {
list_del(&netvsc_packet->list_ent);
kfree(netvsc_packet);
}
kfree(net_device->ChannelInitEvent);
kfree(net_device->channel_init_event);
free_net_device(net_device);
return 0;
}
@ -875,19 +875,19 @@ static void netvsc_send_completion(struct hv_device *device,
(packet->DataOffset8 << 3));
DPRINT_DBG(NETVSC, "send completion packet - type %d",
nvsp_packet->Header.MessageType);
nvsp_packet->hdr.msg_type);
if ((nvsp_packet->Header.MessageType == NvspMessageTypeInitComplete) ||
(nvsp_packet->Header.MessageType ==
NvspMessage1TypeSendReceiveBufferComplete) ||
(nvsp_packet->Header.MessageType ==
NvspMessage1TypeSendSendBufferComplete)) {
if ((nvsp_packet->hdr.msg_type == NVSP_MSG_TYPE_INIT_COMPLETE) ||
(nvsp_packet->hdr.msg_type ==
NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE) ||
(nvsp_packet->hdr.msg_type ==
NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE)) {
/* Copy the response back */
memcpy(&net_device->ChannelInitPacket, nvsp_packet,
memcpy(&net_device->channel_init_pkt, nvsp_packet,
sizeof(struct nvsp_message));
osd_waitevent_set(net_device->ChannelInitEvent);
} else if (nvsp_packet->Header.MessageType ==
NvspMessage1TypeSendRNDISPacketComplete) {
osd_waitevent_set(net_device->channel_init_event);
} else if (nvsp_packet->hdr.msg_type ==
NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE) {
/* Get the send context */
nvsc_packet = (struct hv_netvsc_packet *)(unsigned long)
packet->TransactionId;
@ -897,10 +897,10 @@ static void netvsc_send_completion(struct hv_device *device,
nvsc_packet->completion.send.send_completion(
nvsc_packet->completion.send.send_completion_ctx);
atomic_dec(&net_device->NumOutstandingSends);
atomic_dec(&net_device->num_outstanding_sends);
} else {
DPRINT_ERR(NETVSC, "Unknown send completion packet type - "
"%d received!!", nvsp_packet->Header.MessageType);
"%d received!!", nvsp_packet->hdr.msg_type);
}
put_net_device(device);
@ -921,18 +921,19 @@ static int netvsc_send(struct hv_device *device,
return -2;
}
sendMessage.Header.MessageType = NvspMessage1TypeSendRNDISPacket;
sendMessage.hdr.msg_type = NVSP_MSG1_TYPE_SEND_RNDIS_PKT;
if (packet->is_data_pkt) {
/* 0 is RMC_DATA; */
sendMessage.Messages.Version1Messages.SendRNDISPacket.ChannelType = 0;
sendMessage.msg.v1_msg.send_rndis_pkt.channel_type = 0;
} else {
/* 1 is RMC_CONTROL; */
sendMessage.Messages.Version1Messages.SendRNDISPacket.ChannelType = 1;
sendMessage.msg.v1_msg.send_rndis_pkt.channel_type = 1;
}
/* Not using send buffer section */
sendMessage.Messages.Version1Messages.SendRNDISPacket.SendBufferSectionIndex = 0xFFFFFFFF;
sendMessage.Messages.Version1Messages.SendRNDISPacket.SendBufferSectionSize = 0;
sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_index =
0xFFFFFFFF;
sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_size = 0;
if (packet->page_buf_cnt) {
ret = vmbus_sendpacket_pagebuffer(device->channel,
@ -954,7 +955,7 @@ static int netvsc_send(struct hv_device *device,
DPRINT_ERR(NETVSC, "Unable to send packet %p ret %d",
packet, ret);
atomic_inc(&net_device->NumOutstandingSends);
atomic_inc(&net_device->num_outstanding_sends);
put_net_device(device);
return ret;
}
@ -997,16 +998,16 @@ static void netvsc_receive(struct hv_device *device,
(packet->DataOffset8 << 3));
/* Make sure this is a valid nvsp packet */
if (nvsp_packet->Header.MessageType !=
NvspMessage1TypeSendRNDISPacket) {
if (nvsp_packet->hdr.msg_type !=
NVSP_MSG1_TYPE_SEND_RNDIS_PKT) {
DPRINT_ERR(NETVSC, "Unknown nvsp packet type received - %d",
nvsp_packet->Header.MessageType);
nvsp_packet->hdr.msg_type);
put_net_device(device);
return;
}
DPRINT_DBG(NETVSC, "NVSP packet received - type %d",
nvsp_packet->Header.MessageType);
nvsp_packet->hdr.msg_type);
vmxferpage_packet = (struct vmtransfer_page_packet_header *)packet;
@ -1027,13 +1028,13 @@ static void netvsc_receive(struct hv_device *device,
* We grab it here so that we know exactly how many we can
* fulfil
*/
spin_lock_irqsave(&net_device->receive_packet_list_lock, flags);
while (!list_empty(&net_device->ReceivePacketList)) {
list_move_tail(net_device->ReceivePacketList.next, &listHead);
spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags);
while (!list_empty(&net_device->recv_pkt_list)) {
list_move_tail(net_device->recv_pkt_list.next, &listHead);
if (++count == vmxferpage_packet->RangeCount + 1)
break;
}
spin_unlock_irqrestore(&net_device->receive_packet_list_lock, flags);
spin_unlock_irqrestore(&net_device->recv_pkt_list_lock, flags);
/*
* We need at least 2 netvsc pkts (1 to represent the xfer
@ -1046,12 +1047,12 @@ static void netvsc_receive(struct hv_device *device,
count, vmxferpage_packet->RangeCount + 1);
/* Return it to the freelist */
spin_lock_irqsave(&net_device->receive_packet_list_lock, flags);
spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags);
for (i = count; i != 0; i--) {
list_move_tail(listHead.next,
&net_device->ReceivePacketList);
&net_device->recv_pkt_list);
}
spin_unlock_irqrestore(&net_device->receive_packet_list_lock,
spin_unlock_irqrestore(&net_device->recv_pkt_list_lock,
flags);
netvsc_send_recv_completion(device,
@ -1104,10 +1105,10 @@ static void netvsc_receive(struct hv_device *device,
vmxferpage_packet->Ranges[i].ByteCount;
start = virt_to_phys((void *)((unsigned long)net_device->
ReceiveBuffer + vmxferpage_packet->Ranges[i].ByteOffset));
recv_buf + vmxferpage_packet->Ranges[i].ByteOffset));
netvsc_packet->page_buf[0].Pfn = start >> PAGE_SHIFT;
end_virtual = (unsigned long)net_device->ReceiveBuffer
end_virtual = (unsigned long)net_device->recv_buf
+ vmxferpage_packet->Ranges[i].ByteOffset
+ vmxferpage_packet->Ranges[i].ByteCount - 1;
end = virt_to_phys((void *)end_virtual);
@ -1175,11 +1176,12 @@ static void netvsc_send_recv_completion(struct hv_device *device,
DPRINT_DBG(NETVSC, "Sending receive completion pkt - %llx",
transaction_id);
recvcompMessage.Header.MessageType =
NvspMessage1TypeSendRNDISPacketComplete;
recvcompMessage.hdr.msg_type =
NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE;
/* FIXME: Pass in the status */
recvcompMessage.Messages.Version1Messages.SendRNDISPacketComplete.Status = NvspStatusSuccess;
recvcompMessage.msg.v1_msg.send_rndis_pkt_complete.status =
NVSP_STAT_SUCCESS;
retry_send_cmplt:
/* Send the completion */
@ -1234,7 +1236,7 @@ static void netvsc_receive_completion(void *context)
}
/* Overloading use of the lock. */
spin_lock_irqsave(&net_device->receive_packet_list_lock, flags);
spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags);
/* ASSERT(packet->XferPagePacket->Count > 0); */
packet->xfer_page_pkt->count--;
@ -1247,13 +1249,13 @@ static void netvsc_receive_completion(void *context)
fsend_receive_comp = true;
transaction_id = packet->completion.recv.recv_completion_tid;
list_add_tail(&packet->xfer_page_pkt->list_ent,
&net_device->ReceivePacketList);
&net_device->recv_pkt_list);
}
/* Put the packet back */
list_add_tail(&packet->list_ent, &net_device->ReceivePacketList);
spin_unlock_irqrestore(&net_device->receive_packet_list_lock, flags);
list_add_tail(&packet->list_ent, &net_device->recv_pkt_list);
spin_unlock_irqrestore(&net_device->recv_pkt_list_lock, flags);
/* Send a receive completion for the xfer page packet */
if (fsend_receive_comp)

164
drivers/staging/hv/netvsc.h
View file

@ -38,48 +38,48 @@
#define NVSP_MAX_PROTOCOL_VERSION NVSP_PROTOCOL_VERSION_1
enum {
NvspMessageTypeNone = 0,
NVSP_MSG_TYPE_NONE = 0,
/* Init Messages */
NvspMessageTypeInit = 1,
NvspMessageTypeInitComplete = 2,
NVSP_MSG_TYPE_INIT = 1,
NVSP_MSG_TYPE_INIT_COMPLETE = 2,
NvspVersionMessageStart = 100,
NVSP_VERSION_MSG_START = 100,
/* Version 1 Messages */
NvspMessage1TypeSendNdisVersion = NvspVersionMessageStart,
NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START,
NvspMessage1TypeSendReceiveBuffer,
NvspMessage1TypeSendReceiveBufferComplete,
NvspMessage1TypeRevokeReceiveBuffer,
NVSP_MSG1_TYPE_SEND_RECV_BUF,
NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE,
NVSP_MSG1_TYPE_REVOKE_RECV_BUF,
NvspMessage1TypeSendSendBuffer,
NvspMessage1TypeSendSendBufferComplete,
NvspMessage1TypeRevokeSendBuffer,
NVSP_MSG1_TYPE_SEND_SEND_BUF,
NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE,
NVSP_MSG1_TYPE_REVOKE_SEND_BUF,
NvspMessage1TypeSendRNDISPacket,
NvspMessage1TypeSendRNDISPacketComplete,
NVSP_MSG1_TYPE_SEND_RNDIS_PKT,
NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE,
/*
* This should be set to the number of messages for the version with
* the maximum number of messages.
*/
NvspNumMessagePerVersion = 9,
NVSP_NUM_MSG_PER_VERSION = 9,
};
enum {
NvspStatusNone = 0,
NvspStatusSuccess,
NvspStatusFailure,
NvspStatusProtocolVersionRangeTooNew,
NvspStatusProtocolVersionRangeTooOld,
NvspStatusInvalidRndisPacket,
NvspStatusBusy,
NvspStatusMax,
NVSP_STAT_NONE = 0,
NVSP_STAT_SUCCESS,
NVSP_STAT_FAIL,
NVSP_STAT_PROTOCOL_TOO_NEW,
NVSP_STAT_PROTOCOL_TOO_OLD,
NVSP_STAT_INVALID_RNDIS_PKT,
NVSP_STAT_BUSY,
NVSP_STAT_MAX,
};
struct nvsp_message_header {
u32 MessageType;
u32 msg_type;
};
/* Init Messages */
@ -90,8 +90,8 @@ struct nvsp_message_header {
* versioning (i.e. this message will be the same for ever).
*/
struct nvsp_message_init {
u32 MinProtocolVersion;
u32 MaxProtocolVersion;
u32 min_protocol_ver;
u32 max_protocol_ver;
} __attribute__((packed));
/*
@ -100,14 +100,14 @@ struct nvsp_message_init {
* (i.e. this message will be the same for ever).
*/
struct nvsp_message_init_complete {
u32 NegotiatedProtocolVersion;
u32 MaximumMdlChainLength;
u32 Status;
u32 negotiated_protocol_ver;
u32 max_mdl_chain_len;
u32 status;
} __attribute__((packed));
union nvsp_message_init_uber {
struct nvsp_message_init Init;
struct nvsp_message_init_complete InitComplete;
struct nvsp_message_init init;
struct nvsp_message_init_complete init_complete;
} __attribute__((packed));
/* Version 1 Messages */
@ -117,8 +117,8 @@ union nvsp_message_init_uber {
* can use this information when handling OIDs sent by the VSC.
*/
struct nvsp_1_message_send_ndis_version {
u32 NdisMajorVersion;
u32 NdisMinorVersion;
u32 ndis_major_ver;
u32 ndis_minor_ver;
} __attribute__((packed));
/*
@ -126,15 +126,15 @@ struct nvsp_1_message_send_ndis_version {
* can then use the receive buffer to send data to the VSC.
*/
struct nvsp_1_message_send_receive_buffer {
u32 GpadlHandle;
u16 Id;
u32 gpadl_handle;
u16 id;
} __attribute__((packed));
struct nvsp_1_receive_buffer_section {
u32 Offset;
u32 SubAllocationSize;
u32 NumSubAllocations;
u32 EndOffset;
u32 offset;
u32 sub_alloc_size;
u32 num_sub_allocs;
u32 end_offset;
} __attribute__((packed));
/*
@ -143,8 +143,8 @@ struct nvsp_1_receive_buffer_section {
* buffer.
*/
struct nvsp_1_message_send_receive_buffer_complete {
u32 Status;
u32 NumSections;
u32 status;
u32 num_sections;
/*
* The receive buffer is split into two parts, a large suballocation
@ -165,7 +165,7 @@ struct nvsp_1_message_send_receive_buffer_complete {
* LargeOffset SmallOffset
*/
struct nvsp_1_receive_buffer_section Sections[1];
struct nvsp_1_receive_buffer_section sections[1];
} __attribute__((packed));
/*
@ -174,7 +174,7 @@ struct nvsp_1_message_send_receive_buffer_complete {
* again.
*/
struct nvsp_1_message_revoke_receive_buffer {
u16 Id;
u16 id;
};
/*
@ -182,8 +182,8 @@ struct nvsp_1_message_revoke_receive_buffer {
* can then use the send buffer to send data to the VSP.
*/
struct nvsp_1_message_send_send_buffer {
u32 GpadlHandle;
u16 Id;
u32 gpadl_handle;
u16 id;
} __attribute__((packed));
/*
@ -192,7 +192,7 @@ struct nvsp_1_message_send_send_buffer {
* buffer.
*/
struct nvsp_1_message_send_send_buffer_complete {
u32 Status;
u32 status;
/*
* The VSC gets to choose the size of the send buffer and the VSP gets
@ -200,7 +200,7 @@ struct nvsp_1_message_send_send_buffer_complete {
* dynamic reconfigurations when the cost of GPA-direct buffers
* decreases.
*/
u32 SectionSize;
u32 section_size;
} __attribute__((packed));
/*
@ -208,7 +208,7 @@ struct nvsp_1_message_send_send_buffer_complete {
* completes this transaction, the vsp should never use the send buffer again.
*/
struct nvsp_1_message_revoke_send_buffer {
u16 Id;
u16 id;
};
/*
@ -221,7 +221,7 @@ struct nvsp_1_message_send_rndis_packet {
* channels of communication. However, the Network VSP only has one.
* Therefore, the channel travels with the RNDIS packet.
*/
u32 ChannelType;
u32 channel_type;
/*
* This field is used to send part or all of the data through a send
@ -229,8 +229,8 @@ struct nvsp_1_message_send_rndis_packet {
* index is 0xFFFFFFFF, then the send buffer is not being used and all
* of the data was sent through other VMBus mechanisms.
*/
u32 SendBufferSectionIndex;
u32 SendBufferSectionSize;
u32 send_buf_section_index;
u32 send_buf_section_size;
} __attribute__((packed));
/*
@ -239,35 +239,35 @@ struct nvsp_1_message_send_rndis_packet {
* message cannot use any resources associated with the original RNDIS packet.
*/
struct nvsp_1_message_send_rndis_packet_complete {
u32 Status;
u32 status;
};
union nvsp_1_message_uber {
struct nvsp_1_message_send_ndis_version SendNdisVersion;
struct nvsp_1_message_send_ndis_version send_ndis_ver;
struct nvsp_1_message_send_receive_buffer SendReceiveBuffer;
struct nvsp_1_message_send_receive_buffer send_recv_buf;
struct nvsp_1_message_send_receive_buffer_complete
SendReceiveBufferComplete;
struct nvsp_1_message_revoke_receive_buffer RevokeReceiveBuffer;
send_recv_buf_complete;
struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf;
struct nvsp_1_message_send_send_buffer SendSendBuffer;
struct nvsp_1_message_send_send_buffer_complete SendSendBufferComplete;
struct nvsp_1_message_revoke_send_buffer RevokeSendBuffer;
struct nvsp_1_message_send_send_buffer send_send_buf;
struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete;
struct nvsp_1_message_revoke_send_buffer revoke_send_buf;
struct nvsp_1_message_send_rndis_packet SendRNDISPacket;
struct nvsp_1_message_send_rndis_packet send_rndis_pkt;
struct nvsp_1_message_send_rndis_packet_complete
SendRNDISPacketComplete;
send_rndis_pkt_complete;
} __attribute__((packed));
union nvsp_all_messages {
union nvsp_message_init_uber InitMessages;
union nvsp_1_message_uber Version1Messages;
union nvsp_message_init_uber init_msg;
union nvsp_1_message_uber v1_msg;
} __attribute__((packed));
/* ALL Messages */
struct nvsp_message {
struct nvsp_message_header Header;
union nvsp_all_messages Messages;
struct nvsp_message_header hdr;
union nvsp_all_messages msg;
} __attribute__((packed));
@ -293,39 +293,39 @@ struct nvsp_message {
/* Per netvsc channel-specific */
struct netvsc_device {
struct hv_device *Device;
struct hv_device *dev;
atomic_t RefCount;
atomic_t NumOutstandingSends;
atomic_t refcnt;
atomic_t num_outstanding_sends;
/*
* List of free preallocated hv_netvsc_packet to represent receive
* packet
*/
struct list_head ReceivePacketList;
spinlock_t receive_packet_list_lock;
struct list_head recv_pkt_list;
spinlock_t recv_pkt_list_lock;
/* Send buffer allocated by us but manages by NetVSP */
void *SendBuffer;
u32 SendBufferSize;
u32 SendBufferGpadlHandle;
u32 SendSectionSize;
void *send_buf;
u32 send_buf_size;
u32 send_buf_gpadl_handle;
u32 send_section_size;
/* Receive buffer allocated by us but manages by NetVSP */
void *ReceiveBuffer;
u32 ReceiveBufferSize;
u32 ReceiveBufferGpadlHandle;
u32 ReceiveSectionCount;
struct nvsp_1_receive_buffer_section *ReceiveSections;
void *recv_buf;
u32 recv_buf_size;
u32 recv_buf_gpadl_handle;
u32 recv_section_cnt;
struct nvsp_1_receive_buffer_section *recv_section;
/* Used for NetVSP initialization protocol */
struct osd_waitevent *ChannelInitEvent;
struct nvsp_message ChannelInitPacket;
struct osd_waitevent *channel_init_event;
struct nvsp_message channel_init_pkt;
struct nvsp_message RevokePacket;
struct nvsp_message revoke_packet;
/* unsigned char HwMacAddr[HW_MACADDR_LEN]; */
/* Holds rndis device info */
void *Extension;
void *extension;
};
#endif /* _NETVSC_H_ */

2
drivers/staging/hv/netvsc_api.h
View file

@ -95,7 +95,7 @@ struct netvsc_driver {
*/
int (*recv_cb)(struct hv_device *dev,
struct hv_netvsc_packet *packet);
void (*link_status_change)(struct hv_device *dev, u32 Status);
void (*link_status_change)(struct hv_device *dev, u32 status);
/* Specific to this driver */
int (*send)(struct hv_device *dev, struct hv_netvsc_packet *packet);

22
drivers/staging/hv/rndis_filter.c
View file

@ -266,7 +266,7 @@ static int rndis_filter_send_request(struct rndis_device *dev,
rndis_filter_send_request_completion;
packet->completion.send.send_completion_tid = (unsigned long)dev;
ret = rndis_filter.inner_drv.send(dev->net_dev->Device, packet);
ret = rndis_filter.inner_drv.send(dev->net_dev->dev, packet);
return ret;
}
@ -338,10 +338,10 @@ static void rndis_filter_receive_indicate_status(struct rndis_device *dev,
if (indicate->Status == RNDIS_STATUS_MEDIA_CONNECT) {
rndis_filter.inner_drv.link_status_change(
dev->net_dev->Device, 1);
dev->net_dev->dev, 1);
} else if (indicate->Status == RNDIS_STATUS_MEDIA_DISCONNECT) {
rndis_filter.inner_drv.link_status_change(
dev->net_dev->Device, 0);
dev->net_dev->dev, 0);
} else {
/*
* TODO:
@ -376,7 +376,7 @@ static void rndis_filter_receive_data(struct rndis_device *dev,
pkt->is_data_pkt = true;
rndis_filter.inner_drv.recv_cb(dev->net_dev->Device,
rndis_filter.inner_drv.recv_cb(dev->net_dev->dev,
pkt);
}
@ -392,13 +392,13 @@ static int rndis_filter_receive(struct hv_device *dev,
return -EINVAL;
/* Make sure the rndis device state is initialized */
if (!net_dev->Extension) {
if (!net_dev->extension) {
DPRINT_ERR(NETVSC, "got rndis message but no rndis device..."
"dropping this message!");
return -1;
}
rndis_dev = (struct rndis_device *)net_dev->Extension;
rndis_dev = (struct rndis_device *)net_dev->extension;
if (rndis_dev->state == RNDIS_DEV_UNINITIALIZED) {
DPRINT_ERR(NETVSC, "got rndis message but rndis device "
"uninitialized...dropping this message!");
@ -782,7 +782,7 @@ static int rndis_filte_device_add(struct hv_device *dev,
/* ASSERT(netDevice); */
/* ASSERT(netDevice->Device); */
netDevice->Extension = rndisDevice;
netDevice->extension = rndisDevice;
rndisDevice->net_dev = netDevice;
/* Send the rndis initialization message */
@ -819,13 +819,13 @@ static int rndis_filte_device_add(struct hv_device *dev,
static int rndis_filter_device_remove(struct hv_device *dev)
{
struct netvsc_device *net_dev = dev->Extension;
struct rndis_device *rndis_dev = net_dev->Extension;
struct rndis_device *rndis_dev = net_dev->extension;
/* Halt and release the rndis device */
rndis_filter_halt_device(rndis_dev);
kfree(rndis_dev);
net_dev->Extension = NULL;
net_dev->extension = NULL;
/* Pass control to inner driver to remove the device */
rndis_filter.inner_drv.base.OnDeviceRemove(dev);
@ -844,7 +844,7 @@ int rndis_filter_open(struct hv_device *dev)
if (!netDevice)
return -EINVAL;
return rndis_filter_open_device(netDevice->Extension);
return rndis_filter_open_device(netDevice->extension);
}
int rndis_filter_close(struct hv_device *dev)
@ -854,7 +854,7 @@ int rndis_filter_close(struct hv_device *dev)
if (!netDevice)
return -EINVAL;
return rndis_filter_close_device(netDevice->Extension);
return rndis_filter_close_device(netDevice->extension);
}
static int rndis_filter_send(struct hv_device *dev,