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Message-Id: <1291667211-1865-4-git-send-email-hjanssen@microsoft.com>
Date: Mon, 6 Dec 2010 12:26:47 -0800
From: Hank Janssen <hjanssen@...rosoft.com>
To: hjanssen@...rosoft.com, gregkh@...e.de,
linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
virtualization@...ts.osdl.org
Cc: Abhishek Kane <v-abkane@...rosoft.com>,
Haiyang Zhang <haiyangz@...rosoft.com>
Subject: [PATCH 4/8] staging: hv: Convert camel case struct fields in storvsc.c to lowercase
From: Hank Janssen <hjanssen@...rosoft.com>
Convert camel cased struct fields in storvsc.c to lowercase
Signed-off-by: Abhishek Kane <v-abkane@...rosoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
Signed-off-by: Hank Janssen <hjanssen@...rosoft.com>
---
drivers/staging/hv/storvsc.c | 133 +++++++++++++++++++++---------------------
1 files changed, 67 insertions(+), 66 deletions(-)
diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c
index 7704131..3b6e63a 100644
--- a/drivers/staging/hv/storvsc.c
+++ b/drivers/staging/hv/storvsc.c
@@ -34,43 +34,43 @@
struct storvsc_request_extension {
/* LIST_ENTRY ListEntry; */
- struct hv_storvsc_request *Request;
- struct hv_device *Device;
+ struct hv_storvsc_request *request;
+ struct hv_device *device;
/* Synchronize the request/response if needed */
- struct osd_waitevent *WaitEvent;
+ struct osd_waitevent *wait_event;
- struct vstor_packet VStorPacket;
+ struct vstor_packet vstor_packet;
};
/* A storvsc device is a device object that contains a vmbus channel */
struct storvsc_device {
- struct hv_device *Device;
+ struct hv_device *device;
/* 0 indicates the device is being destroyed */
- atomic_t RefCount;
+ atomic_t ref_count;
- atomic_t NumOutstandingRequests;
+ atomic_t num_outstanding_requests;
/*
* Each unique Port/Path/Target represents 1 channel ie scsi
* controller. In reality, the pathid, targetid is always 0
* and the port is set by us
*/
- unsigned int PortNumber;
- unsigned char PathId;
- unsigned char TargetId;
+ unsigned int port_number;
+ unsigned char path_id;
+ unsigned char target_id;
/* LIST_ENTRY OutstandingRequestList; */
/* HANDLE OutstandingRequestLock; */
/* Used for vsc/vsp channel reset process */
- struct storvsc_request_extension InitRequest;
- struct storvsc_request_extension ResetRequest;
+ struct storvsc_request_extension init_request;
+ struct storvsc_request_extension reset_request;
};
-static const char *gDriverName = "storvsc";
+static const char *g_driver_name = "storvsc";
/* {ba6163d9-04a1-4d29-b605-72e2ffb1dc7f} */
static const struct hv_guid gStorVscDeviceType = {
@@ -90,10 +90,10 @@ static inline struct storvsc_device *AllocStorDevice(struct hv_device *Device)
return NULL;
/* Set to 2 to allow both inbound and outbound traffics */
- /* (ie GetStorDevice() and MustGetStorDevice()) to proceed. */
- atomic_cmpxchg(&storDevice->RefCount, 0, 2);
+ /* (ie get_stor_device() and must_get_stor_device()) to proceed. */
+ atomic_cmpxchg(&storDevice->ref_count, 0, 2);
- storDevice->Device = Device;
+ storDevice->device = Device;
Device->Extension = storDevice;
return storDevice;
@@ -101,7 +101,7 @@ static inline struct storvsc_device *AllocStorDevice(struct hv_device *Device)
static inline void FreeStorDevice(struct storvsc_device *Device)
{
- /* ASSERT(atomic_read(&Device->RefCount) == 0); */
+ /* ASSERT(atomic_read(&Device->ref_count) == 0); */
kfree(Device);
}
@@ -111,8 +111,8 @@ static inline struct storvsc_device *GetStorDevice(struct hv_device *Device)
struct storvsc_device *storDevice;
storDevice = (struct storvsc_device *)Device->Extension;
- if (storDevice && atomic_read(&storDevice->RefCount) > 1)
- atomic_inc(&storDevice->RefCount);
+ if (storDevice && atomic_read(&storDevice->ref_count) > 1)
+ atomic_inc(&storDevice->ref_count);
else
storDevice = NULL;
@@ -125,8 +125,8 @@ static inline struct storvsc_device *MustGetStorDevice(struct hv_device *Device)
struct storvsc_device *storDevice;
storDevice = (struct storvsc_device *)Device->Extension;
- if (storDevice && atomic_read(&storDevice->RefCount))
- atomic_inc(&storDevice->RefCount);
+ if (storDevice && atomic_read(&storDevice->ref_count))
+ atomic_inc(&storDevice->ref_count);
else
storDevice = NULL;
@@ -140,8 +140,8 @@ static inline void PutStorDevice(struct hv_device *Device)
storDevice = (struct storvsc_device *)Device->Extension;
/* ASSERT(storDevice); */
- atomic_dec(&storDevice->RefCount);
- /* ASSERT(atomic_read(&storDevice->RefCount)); */
+ atomic_dec(&storDevice->ref_count);
+ /* ASSERT(atomic_read(&storDevice->ref_count)); */
}
/* Drop ref count to 1 to effectively disable GetStorDevice() */
@@ -153,7 +153,7 @@ static inline struct storvsc_device *ReleaseStorDevice(struct hv_device *Device)
/* ASSERT(storDevice); */
/* Busy wait until the ref drop to 2, then set it to 1 */
- while (atomic_cmpxchg(&storDevice->RefCount, 2, 1) != 2)
+ while (atomic_cmpxchg(&storDevice->ref_count, 2, 1) != 2)
udelay(100);
return storDevice;
@@ -169,7 +169,7 @@ static inline struct storvsc_device *FinalReleaseStorDevice(
/* ASSERT(storDevice); */
/* Busy wait until the ref drop to 1, then set it to 0 */
- while (atomic_cmpxchg(&storDevice->RefCount, 1, 0) != 1)
+ while (atomic_cmpxchg(&storDevice->ref_count, 1, 0) != 1)
udelay(100);
Device->Extension = NULL;
@@ -190,16 +190,16 @@ static int StorVscChannelInit(struct hv_device *Device)
return -1;
}
- request = &storDevice->InitRequest;
- vstorPacket = &request->VStorPacket;
+ request = &storDevice->init_request;
+ vstorPacket = &request->vstor_packet;
/*
* Now, initiate the vsc/vsp initialization protocol on the open
* channel
*/
memset(request, 0, sizeof(struct storvsc_request_extension));
- request->WaitEvent = osd_waitevent_create();
- if (!request->WaitEvent) {
+ request->wait_event = osd_waitevent_create();
+ if (!request->wait_event) {
ret = -ENOMEM;
goto nomem;
}
@@ -224,7 +224,7 @@ static int StorVscChannelInit(struct hv_device *Device)
goto Cleanup;
}
- osd_waitevent_wait(request->WaitEvent);
+ osd_waitevent_wait(request->wait_event);
if (vstorPacket->operation != VSTOR_OPERATION_COMPLETE_IO ||
vstorPacket->status != 0) {
@@ -255,7 +255,7 @@ static int StorVscChannelInit(struct hv_device *Device)
goto Cleanup;
}
- osd_waitevent_wait(request->WaitEvent);
+ osd_waitevent_wait(request->wait_event);
/* TODO: Check returned version */
if (vstorPacket->operation != VSTOR_OPERATION_COMPLETE_IO ||
@@ -273,7 +273,7 @@ static int StorVscChannelInit(struct hv_device *Device)
vstorPacket->operation = VSTOR_OPERATION_QUERY_PROPERTIES;
vstorPacket->flags = REQUEST_COMPLETION_FLAG;
vstorPacket->storage_channel_properties.port_number =
- storDevice->PortNumber;
+ storDevice->port_number;
ret = vmbus_sendpacket(Device->channel, vstorPacket,
sizeof(struct vstor_packet),
@@ -287,7 +287,7 @@ static int StorVscChannelInit(struct hv_device *Device)
goto Cleanup;
}
- osd_waitevent_wait(request->WaitEvent);
+ osd_waitevent_wait(request->wait_event);
/* TODO: Check returned version */
if (vstorPacket->operation != VSTOR_OPERATION_COMPLETE_IO ||
@@ -298,8 +298,8 @@ static int StorVscChannelInit(struct hv_device *Device)
goto Cleanup;
}
- storDevice->PathId = vstorPacket->storage_channel_properties.path_id;
- storDevice->TargetId
+ storDevice->path_id = vstorPacket->storage_channel_properties.path_id;
+ storDevice->target_id
= vstorPacket->storage_channel_properties.target_id;
DPRINT_DBG(STORVSC, "channel flag 0x%x, max xfer len 0x%x",
@@ -324,7 +324,7 @@ static int StorVscChannelInit(struct hv_device *Device)
goto Cleanup;
}
- osd_waitevent_wait(request->WaitEvent);
+ osd_waitevent_wait(request->wait_event);
if (vstorPacket->operation != VSTOR_OPERATION_COMPLETE_IO ||
vstorPacket->status != 0) {
@@ -337,8 +337,8 @@ static int StorVscChannelInit(struct hv_device *Device)
DPRINT_INFO(STORVSC, "**** storage channel up and running!! ****");
Cleanup:
- kfree(request->WaitEvent);
- request->WaitEvent = NULL;
+ kfree(request->wait_event);
+ request->wait_event = NULL;
nomem:
PutStorDevice(Device);
return ret;
@@ -365,7 +365,7 @@ static void StorVscOnIOCompletion(struct hv_device *Device,
/* ASSERT(RequestExt != NULL); */
/* ASSERT(RequestExt->Request != NULL); */
- request = RequestExt->Request;
+ request = RequestExt->request;
/* ASSERT(request->OnIOCompletion != NULL); */
@@ -403,7 +403,7 @@ static void StorVscOnIOCompletion(struct hv_device *Device,
request->on_io_completion(request);
- atomic_dec(&storDevice->NumOutstandingRequests);
+ atomic_dec(&storDevice->num_outstanding_requests);
PutStorDevice(Device);
}
@@ -463,18 +463,18 @@ static void StorVscOnChannelCallback(void *context)
/* ASSERT(request);c */
/* if (vstorPacket.Flags & SYNTHETIC_FLAG) */
- if ((request == &storDevice->InitRequest) ||
- (request == &storDevice->ResetRequest)) {
+ if ((request == &storDevice->init_request) ||
+ (request == &storDevice->reset_request)) {
/* DPRINT_INFO(STORVSC,
* "reset completion - operation "
* "%u status %u",
* vstorPacket.Operation,
* vstorPacket.Status); */
- memcpy(&request->VStorPacket, packet,
+ memcpy(&request->vstor_packet, packet,
sizeof(struct vstor_packet));
- osd_waitevent_set(request->WaitEvent);
+ osd_waitevent_set(request->wait_event);
} else {
StorVscOnReceive(device,
(struct vstor_packet *)packet,
@@ -522,6 +522,7 @@ static int StorVscConnectToVsp(struct hv_device *Device)
/*
* StorVscOnDeviceAdd - Callback when the device belonging to this driver is added
+ * is added
*/
static int StorVscOnDeviceAdd(struct hv_device *Device, void *AdditionalInfo)
{
@@ -552,17 +553,17 @@ static int StorVscOnDeviceAdd(struct hv_device *Device, void *AdditionalInfo)
storChannel->PathId = props->PathId;
storChannel->TargetId = props->TargetId; */
- storDevice->PortNumber = deviceInfo->port_number;
+ storDevice->port_number = deviceInfo->port_number;
/* Send it back up */
ret = StorVscConnectToVsp(Device);
/* deviceInfo->PortNumber = storDevice->PortNumber; */
- deviceInfo->path_id = storDevice->PathId;
- deviceInfo->target_id = storDevice->TargetId;
+ deviceInfo->path_id = storDevice->path_id;
+ deviceInfo->target_id = storDevice->target_id;
DPRINT_DBG(STORVSC, "assigned port %u, path %u target %u\n",
- storDevice->PortNumber, storDevice->PathId,
- storDevice->TargetId);
+ storDevice->port_number, storDevice->path_id,
+ storDevice->target_id);
Cleanup:
return ret;
@@ -585,9 +586,9 @@ static int StorVscOnDeviceRemove(struct hv_device *Device)
* only allow inbound traffic (responses) to proceed so that
* outstanding requests can be completed.
*/
- while (atomic_read(&storDevice->NumOutstandingRequests)) {
+ while (atomic_read(&storDevice->num_outstanding_requests)) {
DPRINT_INFO(STORVSC, "waiting for %d requests to complete...",
- atomic_read(&storDevice->NumOutstandingRequests));
+ atomic_read(&storDevice->num_outstanding_requests));
udelay(100);
}
@@ -621,22 +622,22 @@ int stor_vsc_on_host_reset(struct hv_device *Device)
return -1;
}
- request = &storDevice->ResetRequest;
- vstorPacket = &request->VStorPacket;
+ request = &storDevice->reset_request;
+ vstorPacket = &request->vstor_packet;
- request->WaitEvent = osd_waitevent_create();
- if (!request->WaitEvent) {
+ request->wait_event = osd_waitevent_create();
+ if (!request->wait_event) {
ret = -ENOMEM;
goto Cleanup;
}
vstorPacket->operation = VSTOR_OPERATION_RESET_BUS;
vstorPacket->flags = REQUEST_COMPLETION_FLAG;
- vstorPacket->vm_srb.path_id = storDevice->PathId;
+ vstorPacket->vm_srb.path_id = storDevice->path_id;
ret = vmbus_sendpacket(Device->channel, vstorPacket,
sizeof(struct vstor_packet),
- (unsigned long)&storDevice->ResetRequest,
+ (unsigned long)&storDevice->reset_request,
VmbusPacketTypeDataInBand,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
if (ret != 0) {
@@ -646,9 +647,9 @@ int stor_vsc_on_host_reset(struct hv_device *Device)
}
/* FIXME: Add a timeout */
- osd_waitevent_wait(request->WaitEvent);
+ osd_waitevent_wait(request->wait_event);
- kfree(request->WaitEvent);
+ kfree(request->wait_event);
DPRINT_INFO(STORVSC, "host adapter reset completed");
/*
@@ -674,7 +675,7 @@ static int StorVscOnIORequest(struct hv_device *Device,
requestExtension =
(struct storvsc_request_extension *)Request->extension;
- vstorPacket = &requestExtension->VStorPacket;
+ vstorPacket = &requestExtension->vstor_packet;
storDevice = GetStorDevice(Device);
DPRINT_DBG(STORVSC, "enter - Device %p, DeviceExt %p, Request %p, "
@@ -694,8 +695,8 @@ static int StorVscOnIORequest(struct hv_device *Device,
/* print_hex_dump_bytes("", DUMP_PREFIX_NONE, Request->Cdb,
* Request->CdbLen); */
- requestExtension->Request = Request;
- requestExtension->Device = Device;
+ requestExtension->request = Request;
+ requestExtension->device = Device;
memset(vstorPacket, 0 , sizeof(struct vstor_packet));
@@ -729,9 +730,9 @@ static int StorVscOnIORequest(struct hv_device *Device,
vstorPacket->vm_srb.sense_info_length,
vstorPacket->vm_srb.cdb_length);
- if (requestExtension->Request->data_buffer.Length) {
+ if (requestExtension->request->data_buffer.Length) {
ret = vmbus_sendpacket_multipagebuffer(Device->channel,
- &requestExtension->Request->data_buffer,
+ &requestExtension->request->data_buffer,
vstorPacket,
sizeof(struct vstor_packet),
(unsigned long)requestExtension);
@@ -748,7 +749,7 @@ static int StorVscOnIORequest(struct hv_device *Device,
vstorPacket, ret);
}
- atomic_inc(&storDevice->NumOutstandingRequests);
+ atomic_inc(&storDevice->num_outstanding_requests);
PutStorDevice(Device);
return ret;
@@ -782,7 +783,7 @@ int stor_vsc_initialize(struct hv_driver *Driver)
/* Make sure we are at least 2 pages since 1 page is used for control */
/* ASSERT(storDriver->RingBufferSize >= (PAGE_SIZE << 1)); */
- Driver->name = gDriverName;
+ Driver->name = g_driver_name;
memcpy(&Driver->deviceType, &gStorVscDeviceType,
sizeof(struct hv_guid));
--
1.6.0.2
--
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