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Date: Mon, 1 Nov 2010 09:31:23 -0700
From: Haiyang Zhang <haiyangz@...uxonhyperv.com>
To: haiyangz@...rosoft.com, hjanssen@...rosoft.com, gregkh@...e.de,
linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
virtualization@...ts.osdl.org
Subject: [PATCH 08/10] staging: hv: Convert camel cased struct fields in ring_buffer.h to lower cases
From: Haiyang Zhang <haiyangz@...rosoft.com>
Convert camel cased struct fields in ring_buffer.h to lower cases
Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
Signed-off-by: Hank Janssen <hjanssen@...rosoft.com>
---
drivers/staging/hv/channel.c | 10 +++---
drivers/staging/hv/ring_buffer.c | 58 ++++++++++++++++++++-----------------
drivers/staging/hv/ring_buffer.h | 30 ++++++++++----------
drivers/staging/hv/vmbus_drv.c | 25 +++++++++-------
4 files changed, 65 insertions(+), 58 deletions(-)
diff --git a/drivers/staging/hv/channel.c b/drivers/staging/hv/channel.c
index abc2988..0e554e9 100644
--- a/drivers/staging/hv/channel.c
+++ b/drivers/staging/hv/channel.c
@@ -213,7 +213,7 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size,
newchannel->ringbuffer_gpadlhandle = 0;
ret = vmbus_establish_gpadl(newchannel,
- newchannel->outbound.RingBuffer,
+ newchannel->outbound.ring_buffer,
send_ringbuffer_size +
recv_ringbuffer_size,
&newchannel->ringbuffer_gpadlhandle);
@@ -227,10 +227,10 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size,
"size %d recv ring %p size %d, downstreamoffset %d>",
newchannel, newchannel->offermsg.child_relid,
newchannel->ringbuffer_gpadlhandle,
- newchannel->outbound.RingBuffer,
- newchannel->outbound.RingSize,
- newchannel->inbound.RingBuffer,
- newchannel->inbound.RingSize,
+ newchannel->outbound.ring_buffer,
+ newchannel->outbound.ring_size,
+ newchannel->inbound.ring_buffer,
+ newchannel->inbound.ring_size,
send_ringbuffer_size);
/* Create and init the channel open message */
diff --git a/drivers/staging/hv/ring_buffer.c b/drivers/staging/hv/ring_buffer.c
index d78c569..6095cc5 100644
--- a/drivers/staging/hv/ring_buffer.c
+++ b/drivers/staging/hv/ring_buffer.c
@@ -51,11 +51,11 @@ GetRingBufferAvailBytes(struct hv_ring_buffer_info *rbi, u32 *read, u32 *write)
u32 read_loc, write_loc;
/* Capture the read/write indices before they changed */
- read_loc = rbi->RingBuffer->ReadIndex;
- write_loc = rbi->RingBuffer->WriteIndex;
+ read_loc = rbi->ring_buffer->read_index;
+ write_loc = rbi->ring_buffer->write_index;
- *write = BYTES_AVAIL_TO_WRITE(read_loc, write_loc, rbi->RingDataSize);
- *read = rbi->RingDataSize - *write;
+ *write = BYTES_AVAIL_TO_WRITE(read_loc, write_loc, rbi->ring_datasize);
+ *read = rbi->ring_datasize - *write;
}
/*++
@@ -70,7 +70,7 @@ Description:
static inline u32
GetNextWriteLocation(struct hv_ring_buffer_info *RingInfo)
{
- u32 next = RingInfo->RingBuffer->WriteIndex;
+ u32 next = RingInfo->ring_buffer->write_index;
/* ASSERT(next < RingInfo->RingDataSize); */
@@ -90,7 +90,7 @@ static inline void
SetNextWriteLocation(struct hv_ring_buffer_info *RingInfo,
u32 NextWriteLocation)
{
- RingInfo->RingBuffer->WriteIndex = NextWriteLocation;
+ RingInfo->ring_buffer->write_index = NextWriteLocation;
}
/*++
@@ -105,7 +105,7 @@ Description:
static inline u32
GetNextReadLocation(struct hv_ring_buffer_info *RingInfo)
{
- u32 next = RingInfo->RingBuffer->ReadIndex;
+ u32 next = RingInfo->ring_buffer->read_index;
/* ASSERT(next < RingInfo->RingDataSize); */
@@ -125,11 +125,11 @@ Description:
static inline u32
GetNextReadLocationWithOffset(struct hv_ring_buffer_info *RingInfo, u32 Offset)
{
- u32 next = RingInfo->RingBuffer->ReadIndex;
+ u32 next = RingInfo->ring_buffer->read_index;
/* ASSERT(next < RingInfo->RingDataSize); */
next += Offset;
- next %= RingInfo->RingDataSize;
+ next %= RingInfo->ring_datasize;
return next;
}
@@ -146,7 +146,7 @@ Description:
static inline void
SetNextReadLocation(struct hv_ring_buffer_info *RingInfo, u32 NextReadLocation)
{
- RingInfo->RingBuffer->ReadIndex = NextReadLocation;
+ RingInfo->ring_buffer->read_index = NextReadLocation;
}
@@ -162,7 +162,7 @@ Description:
static inline void *
GetRingBuffer(struct hv_ring_buffer_info *RingInfo)
{
- return (void *)RingInfo->RingBuffer->Buffer;
+ return (void *)RingInfo->ring_buffer->buffer;
}
@@ -178,7 +178,7 @@ Description:
static inline u32
GetRingBufferSize(struct hv_ring_buffer_info *RingInfo)
{
- return RingInfo->RingDataSize;
+ return RingInfo->ring_datasize;
}
/*++
@@ -193,7 +193,7 @@ Description:
static inline u64
GetRingBufferIndices(struct hv_ring_buffer_info *RingInfo)
{
- return (u64)RingInfo->RingBuffer->WriteIndex << 32;
+ return (u64)RingInfo->ring_buffer->write_index << 32;
}
@@ -221,11 +221,11 @@ void DumpRingInfo(struct hv_ring_buffer_info *RingInfo, char *Prefix)
"avail read %u read idx %u write idx %u>>",
Prefix,
RingInfo,
- RingInfo->RingBuffer->Buffer,
+ RingInfo->ring_buffer->buffer,
bytesAvailToWrite,
bytesAvailToRead,
- RingInfo->RingBuffer->ReadIndex,
- RingInfo->RingBuffer->WriteIndex);
+ RingInfo->ring_buffer->read_index,
+ RingInfo->ring_buffer->write_index);
}
@@ -262,16 +262,19 @@ void RingBufferGetDebugInfo(struct hv_ring_buffer_info *RingInfo,
u32 bytesAvailToWrite;
u32 bytesAvailToRead;
- if (RingInfo->RingBuffer) {
+ if (RingInfo->ring_buffer) {
GetRingBufferAvailBytes(RingInfo,
&bytesAvailToRead,
&bytesAvailToWrite);
- debug_info->BytesAvailToRead = bytesAvailToRead;
- debug_info->BytesAvailToWrite = bytesAvailToWrite;
- debug_info->CurrentReadIndex = RingInfo->RingBuffer->ReadIndex;
- debug_info->CurrentWriteIndex = RingInfo->RingBuffer->WriteIndex;
- debug_info->CurrentInterruptMask = RingInfo->RingBuffer->InterruptMask;
+ debug_info->bytes_avail_toread = bytesAvailToRead;
+ debug_info->bytes_avail_towrite = bytesAvailToWrite;
+ debug_info->current_read_index =
+ RingInfo->ring_buffer->read_index;
+ debug_info->current_write_index =
+ RingInfo->ring_buffer->write_index;
+ debug_info->current_interrupt_mask =
+ RingInfo->ring_buffer->interrupt_mask;
}
}
@@ -287,7 +290,7 @@ Description:
--*/
u32 GetRingBufferInterruptMask(struct hv_ring_buffer_info *rbi)
{
- return rbi->RingBuffer->InterruptMask;
+ return rbi->ring_buffer->interrupt_mask;
}
/*++
@@ -306,11 +309,12 @@ int RingBufferInit(struct hv_ring_buffer_info *RingInfo, void *Buffer, u32 Buffe
memset(RingInfo, 0, sizeof(struct hv_ring_buffer_info));
- RingInfo->RingBuffer = (struct hv_ring_buffer *)Buffer;
- RingInfo->RingBuffer->ReadIndex = RingInfo->RingBuffer->WriteIndex = 0;
+ RingInfo->ring_buffer = (struct hv_ring_buffer *)Buffer;
+ RingInfo->ring_buffer->read_index =
+ RingInfo->ring_buffer->write_index = 0;
- RingInfo->RingSize = BufferLen;
- RingInfo->RingDataSize = BufferLen - sizeof(struct hv_ring_buffer);
+ RingInfo->ring_size = BufferLen;
+ RingInfo->ring_datasize = BufferLen - sizeof(struct hv_ring_buffer);
spin_lock_init(&RingInfo->ring_lock);
diff --git a/drivers/staging/hv/ring_buffer.h b/drivers/staging/hv/ring_buffer.h
index a7f1717..bb4c5bc 100644
--- a/drivers/staging/hv/ring_buffer.h
+++ b/drivers/staging/hv/ring_buffer.h
@@ -29,18 +29,18 @@
struct hv_ring_buffer {
/* Offset in bytes from the start of ring data below */
- volatile u32 WriteIndex;
+ volatile u32 write_index;
/* Offset in bytes from the start of ring data below */
- volatile u32 ReadIndex;
+ volatile u32 read_index;
- volatile u32 InterruptMask;
+ volatile u32 interrupt_mask;
/* Pad it to PAGE_SIZE so that data starts on page boundary */
- u8 Reserved[4084];
+ u8 reserved[4084];
/* NOTE:
- * The InterruptMask field is used only for channels but since our
+ * The interrupt_mask field is used only for channels but since our
* vmbus connection also uses this data structure and its data starts
* here, we commented out this field.
*/
@@ -50,24 +50,24 @@ struct hv_ring_buffer {
* Ring data starts here + RingDataStartOffset
* !!! DO NOT place any fields below this !!!
*/
- u8 Buffer[0];
+ u8 buffer[0];
} __attribute__((packed));
struct hv_ring_buffer_info {
- struct hv_ring_buffer *RingBuffer;
- u32 RingSize; /* Include the shared header */
+ struct hv_ring_buffer *ring_buffer;
+ u32 ring_size; /* Include the shared header */
spinlock_t ring_lock;
- u32 RingDataSize; /* < ringSize */
- u32 RingDataStartOffset;
+ u32 ring_datasize; /* < ring_size */
+ u32 ring_data_startoffset;
};
struct hv_ring_buffer_debug_info {
- u32 CurrentInterruptMask;
- u32 CurrentReadIndex;
- u32 CurrentWriteIndex;
- u32 BytesAvailToRead;
- u32 BytesAvailToWrite;
+ u32 current_interrupt_mask;
+ u32 current_read_index;
+ u32 current_write_index;
+ u32 bytes_avail_toread;
+ u32 bytes_avail_towrite;
};
diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index 2bbf4ec..0965875 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c
@@ -156,18 +156,21 @@ static void get_channel_info(struct hv_device *device,
info->ClientMonitorLatency = debug_info.clientmonitor_latency;
info->ClientMonitorConnectionId = debug_info.clientmonitor_connectionid;
- info->Inbound.InterruptMask = debug_info.inbound.CurrentInterruptMask;
- info->Inbound.ReadIndex = debug_info.inbound.CurrentReadIndex;
- info->Inbound.WriteIndex = debug_info.inbound.CurrentWriteIndex;
- info->Inbound.BytesAvailToRead = debug_info.inbound.BytesAvailToRead;
- info->Inbound.BytesAvailToWrite = debug_info.inbound.BytesAvailToWrite;
-
- info->Outbound.InterruptMask = debug_info.outbound.CurrentInterruptMask;
- info->Outbound.ReadIndex = debug_info.outbound.CurrentReadIndex;
- info->Outbound.WriteIndex = debug_info.outbound.CurrentWriteIndex;
- info->Outbound.BytesAvailToRead = debug_info.outbound.BytesAvailToRead;
+ info->Inbound.InterruptMask = debug_info.inbound.current_interrupt_mask;
+ info->Inbound.ReadIndex = debug_info.inbound.current_read_index;
+ info->Inbound.WriteIndex = debug_info.inbound.current_write_index;
+ info->Inbound.BytesAvailToRead = debug_info.inbound.bytes_avail_toread;
+ info->Inbound.BytesAvailToWrite =
+ debug_info.inbound.bytes_avail_towrite;
+
+ info->Outbound.InterruptMask =
+ debug_info.outbound.current_interrupt_mask;
+ info->Outbound.ReadIndex = debug_info.outbound.current_read_index;
+ info->Outbound.WriteIndex = debug_info.outbound.current_write_index;
+ info->Outbound.BytesAvailToRead =
+ debug_info.outbound.bytes_avail_toread;
info->Outbound.BytesAvailToWrite =
- debug_info.outbound.BytesAvailToWrite;
+ debug_info.outbound.bytes_avail_towrite;
}
/*
--
1.6.3.2
--
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