* id. For IDE devices, the device instance id is formatted as
* <bus id> * - <device id> - 8899 - 000000000000.
*/
- deviceInfo->PathId = Device->deviceInstance.data[3] << 24 |
+ deviceInfo->path_id = Device->deviceInstance.data[3] << 24 |
Device->deviceInstance.data[2] << 16 |
Device->deviceInstance.data[1] << 8 |
Device->deviceInstance.data[0];
- deviceInfo->TargetId = Device->deviceInstance.data[5] << 8 |
+ deviceInfo->target_id = Device->deviceInstance.data[5] << 8 |
Device->deviceInstance.data[4];
return ret;
Driver->name = gBlkDriverName;
memcpy(&Driver->deviceType, &gBlkVscDeviceType, sizeof(struct hv_guid));
- storDriver->RequestExtSize = sizeof(struct storvsc_request_extension);
+ storDriver->request_ext_size = sizeof(struct storvsc_request_extension);
/*
* Divide the ring buffer data size (which is 1 page less than the ring
* by the max request size (which is
* vmbus_channel_packet_multipage_buffer + struct vstor_packet + u64)
*/
- storDriver->MaxOutstandingRequestsPerChannel =
- ((storDriver->RingBufferSize - PAGE_SIZE) /
+ storDriver->max_outstanding_req_per_channel =
+ ((storDriver->ring_buffer_size - PAGE_SIZE) /
ALIGN_UP(MAX_MULTIPAGE_BUFFER_PACKET +
sizeof(struct vstor_packet) + sizeof(u64),
sizeof(u64)));
DPRINT_INFO(BLKVSC, "max io outstd %u",
- storDriver->MaxOutstandingRequestsPerChannel);
+ storDriver->max_outstanding_req_per_channel);
/* Setup the dispatch table */
- storDriver->Base.OnDeviceAdd = BlkVscOnDeviceAdd;
- storDriver->Base.OnDeviceRemove = StorVscOnDeviceRemove;
- storDriver->Base.OnCleanup = StorVscOnCleanup;
- storDriver->OnIORequest = StorVscOnIORequest;
+ storDriver->base.OnDeviceAdd = BlkVscOnDeviceAdd;
+ storDriver->base.OnDeviceRemove = StorVscOnDeviceRemove;
+ storDriver->base.OnCleanup = StorVscOnCleanup;
+ storDriver->on_io_request = StorVscOnIORequest;
return ret;
}
struct driver_context *drv_ctx = &g_blkvsc_drv.drv_ctx;
int ret;
- storvsc_drv_obj->RingBufferSize = blkvsc_ringbuffer_size;
+ storvsc_drv_obj->ring_buffer_size = blkvsc_ringbuffer_size;
/* Callback to client driver to complete the initialization */
- drv_init(&storvsc_drv_obj->Base);
+ drv_init(&storvsc_drv_obj->base);
- drv_ctx->driver.name = storvsc_drv_obj->Base.name;
- memcpy(&drv_ctx->class_id, &storvsc_drv_obj->Base.deviceType,
+ drv_ctx->driver.name = storvsc_drv_obj->base.name;
+ memcpy(&drv_ctx->class_id, &storvsc_drv_obj->base.deviceType,
sizeof(struct hv_guid));
drv_ctx->probe = blkvsc_probe;
device_unregister(current_dev);
}
- if (storvsc_drv_obj->Base.OnCleanup)
- storvsc_drv_obj->Base.OnCleanup(&storvsc_drv_obj->Base);
+ if (storvsc_drv_obj->base.OnCleanup)
+ storvsc_drv_obj->base.OnCleanup(&storvsc_drv_obj->base);
vmbus_child_driver_unregister(drv_ctx);
DPRINT_DBG(BLKVSC_DRV, "blkvsc_probe - enter");
- if (!storvsc_drv_obj->Base.OnDeviceAdd) {
+ if (!storvsc_drv_obj->base.OnDeviceAdd) {
DPRINT_ERR(BLKVSC_DRV, "OnDeviceAdd() not set");
ret = -1;
goto Cleanup;
blkdev->request_pool = kmem_cache_create(dev_name(&device_ctx->device),
sizeof(struct blkvsc_request) +
- storvsc_drv_obj->RequestExtSize, 0,
+ storvsc_drv_obj->request_ext_size, 0,
SLAB_HWCACHE_ALIGN, NULL);
if (!blkdev->request_pool) {
ret = -ENOMEM;
/* Call to the vsc driver to add the device */
- ret = storvsc_drv_obj->Base.OnDeviceAdd(device_obj, &device_info);
+ ret = storvsc_drv_obj->base.OnDeviceAdd(device_obj, &device_info);
if (ret != 0) {
DPRINT_ERR(BLKVSC_DRV, "unable to add blkvsc device");
goto Cleanup;
blkdev->device_ctx = device_ctx;
/* this identified the device 0 or 1 */
- blkdev->target = device_info.TargetId;
+ blkdev->target = device_info.target_id;
/* this identified the ide ctrl 0 or 1 */
- blkdev->path = device_info.PathId;
+ blkdev->path = device_info.path_id;
dev_set_drvdata(device, blkdev);
return ret;
Remove:
- storvsc_drv_obj->Base.OnDeviceRemove(device_obj);
+ storvsc_drv_obj->base.OnDeviceRemove(device_obj);
Cleanup:
if (blkdev) {
blkvsc_req->req = NULL;
blkvsc_req->write = 0;
- blkvsc_req->request.DataBuffer.PfnArray[0] = 0;
- blkvsc_req->request.DataBuffer.Offset = 0;
- blkvsc_req->request.DataBuffer.Length = 0;
+ blkvsc_req->request.data_buffer.PfnArray[0] = 0;
+ blkvsc_req->request.data_buffer.Offset = 0;
+ blkvsc_req->request.data_buffer.Length = 0;
blkvsc_req->cmnd[0] = SYNCHRONIZE_CACHE;
blkvsc_req->cmd_len = 10;
blkvsc_req->req = NULL;
blkvsc_req->write = 0;
- blkvsc_req->request.DataBuffer.PfnArray[0] = page_to_pfn(page_buf);
- blkvsc_req->request.DataBuffer.Offset = 0;
- blkvsc_req->request.DataBuffer.Length = 64;
+ blkvsc_req->request.data_buffer.PfnArray[0] = page_to_pfn(page_buf);
+ blkvsc_req->request.data_buffer.Offset = 0;
+ blkvsc_req->request.data_buffer.Length = 64;
blkvsc_req->cmnd[0] = INQUIRY;
blkvsc_req->cmnd[1] = 0x1; /* Get product data */
blkvsc_req->req = NULL;
blkvsc_req->write = 0;
- blkvsc_req->request.DataBuffer.PfnArray[0] = page_to_pfn(page_buf);
- blkvsc_req->request.DataBuffer.Offset = 0;
- blkvsc_req->request.DataBuffer.Length = 8;
+ blkvsc_req->request.data_buffer.PfnArray[0] = page_to_pfn(page_buf);
+ blkvsc_req->request.data_buffer.Offset = 0;
+ blkvsc_req->request.data_buffer.Length = 8;
blkvsc_req->cmnd[0] = READ_CAPACITY;
blkvsc_req->cmd_len = 16;
wait_event_interruptible(blkvsc_req->wevent, blkvsc_req->cond);
/* check error */
- if (blkvsc_req->request.Status) {
+ if (blkvsc_req->request.status) {
scsi_normalize_sense(blkvsc_req->sense_buffer,
SCSI_SENSE_BUFFERSIZE, &sense_hdr);
blkvsc_req->req = NULL;
blkvsc_req->write = 0;
- blkvsc_req->request.DataBuffer.PfnArray[0] = page_to_pfn(page_buf);
- blkvsc_req->request.DataBuffer.Offset = 0;
- blkvsc_req->request.DataBuffer.Length = 12;
+ blkvsc_req->request.data_buffer.PfnArray[0] = page_to_pfn(page_buf);
+ blkvsc_req->request.data_buffer.Offset = 0;
+ blkvsc_req->request.data_buffer.Length = 12;
blkvsc_req->cmnd[0] = 0x9E; /* READ_CAPACITY16; */
blkvsc_req->cmd_len = 16;
wait_event_interruptible(blkvsc_req->wevent, blkvsc_req->cond);
/* check error */
- if (blkvsc_req->request.Status) {
+ if (blkvsc_req->request.status) {
scsi_normalize_sense(blkvsc_req->sense_buffer,
SCSI_SENSE_BUFFERSIZE, &sense_hdr);
if (sense_hdr.asc == 0x3A) {
DPRINT_DBG(BLKVSC_DRV, "blkvsc_remove()\n");
- if (!storvsc_drv_obj->Base.OnDeviceRemove)
+ if (!storvsc_drv_obj->base.OnDeviceRemove)
return -1;
/*
* Call to the vsc driver to let it know that the device is being
* removed
*/
- ret = storvsc_drv_obj->Base.OnDeviceRemove(device_obj);
+ ret = storvsc_drv_obj->base.OnDeviceRemove(device_obj);
if (ret != 0) {
/* TODO: */
DPRINT_ERR(BLKVSC_DRV,
(blkvsc_req->write) ? "WRITE" : "READ",
(unsigned long) blkvsc_req->sector_start,
blkvsc_req->sector_count,
- blkvsc_req->request.DataBuffer.Offset,
- blkvsc_req->request.DataBuffer.Length);
+ blkvsc_req->request.data_buffer.Offset,
+ blkvsc_req->request.data_buffer.Length);
#if 0
- for (i = 0; i < (blkvsc_req->request.DataBuffer.Length >> 12); i++) {
+ for (i = 0; i < (blkvsc_req->request.data_buffer.Length >> 12); i++) {
DPRINT_DBG(BLKVSC_DRV, "blkvsc_submit_request() - "
"req %p pfn[%d] %llx\n",
blkvsc_req, i,
- blkvsc_req->request.DataBuffer.PfnArray[i]);
+ blkvsc_req->request.data_buffer.PfnArray[i]);
}
#endif
storvsc_req = &blkvsc_req->request;
- storvsc_req->Extension = (void *)((unsigned long)blkvsc_req +
+ storvsc_req->extension = (void *)((unsigned long)blkvsc_req +
sizeof(struct blkvsc_request));
- storvsc_req->Type = blkvsc_req->write ? WRITE_TYPE : READ_TYPE;
+ storvsc_req->type = blkvsc_req->write ? WRITE_TYPE : READ_TYPE;
- storvsc_req->OnIOCompletion = request_completion;
- storvsc_req->Context = blkvsc_req;
+ storvsc_req->on_io_completion = request_completion;
+ storvsc_req->context = blkvsc_req;
- storvsc_req->Host = blkdev->port;
- storvsc_req->Bus = blkdev->path;
- storvsc_req->TargetId = blkdev->target;
- storvsc_req->LunId = 0; /* this is not really used at all */
+ storvsc_req->host = blkdev->port;
+ storvsc_req->bus = blkdev->path;
+ storvsc_req->target_id = blkdev->target;
+ storvsc_req->lun_id = 0; /* this is not really used at all */
- storvsc_req->CdbLen = blkvsc_req->cmd_len;
- storvsc_req->Cdb = blkvsc_req->cmnd;
+ storvsc_req->cdb_len = blkvsc_req->cmd_len;
+ storvsc_req->cdb = blkvsc_req->cmnd;
- storvsc_req->SenseBuffer = blkvsc_req->sense_buffer;
- storvsc_req->SenseBufferSize = SCSI_SENSE_BUFFERSIZE;
+ storvsc_req->sense_buffer = blkvsc_req->sense_buffer;
+ storvsc_req->sense_buffer_size = SCSI_SENSE_BUFFERSIZE;
- ret = storvsc_drv_obj->OnIORequest(&blkdev->device_ctx->device_obj,
+ ret = storvsc_drv_obj->on_io_request(&blkdev->device_ctx->device_obj,
&blkvsc_req->request);
if (ret == 0)
blkdev->num_outstanding_reqs++;
blkvsc_req->dev = blkdev;
blkvsc_req->req = req;
- blkvsc_req->request.DataBuffer.Offset = bvec->bv_offset;
- blkvsc_req->request.DataBuffer.Length = 0;
+ blkvsc_req->request.data_buffer.Offset
+ = bvec->bv_offset;
+ blkvsc_req->request.data_buffer.Length
+ = 0;
/* Add to the group */
blkvsc_req->group = group;
}
/* Add the curr bvec/segment to the curr blkvsc_req */
- blkvsc_req->request.DataBuffer.PfnArray[databuf_idx] = page_to_pfn(bvec->bv_page);
- blkvsc_req->request.DataBuffer.Length += bvec->bv_len;
+ blkvsc_req->request.data_buffer.
+ PfnArray[databuf_idx]
+ = page_to_pfn(bvec->bv_page);
+ blkvsc_req->request.data_buffer.Length
+ += bvec->bv_len;
prev_bvec = bvec;
static void blkvsc_cmd_completion(struct hv_storvsc_request *request)
{
struct blkvsc_request *blkvsc_req =
- (struct blkvsc_request *)request->Context;
+ (struct blkvsc_request *)request->context;
struct block_device_context *blkdev =
(struct block_device_context *)blkvsc_req->dev;
struct scsi_sense_hdr sense_hdr;
blkdev->num_outstanding_reqs--;
- if (blkvsc_req->request.Status)
+ if (blkvsc_req->request.status)
if (scsi_normalize_sense(blkvsc_req->sense_buffer,
SCSI_SENSE_BUFFERSIZE, &sense_hdr))
scsi_print_sense_hdr("blkvsc", &sense_hdr);
static void blkvsc_request_completion(struct hv_storvsc_request *request)
{
struct blkvsc_request *blkvsc_req =
- (struct blkvsc_request *)request->Context;
+ (struct blkvsc_request *)request->context;
struct block_device_context *blkdev =
(struct block_device_context *)blkvsc_req->dev;
unsigned long flags;
(blkvsc_req->write) ? "WRITE" : "READ",
(unsigned long)blkvsc_req->sector_start,
blkvsc_req->sector_count,
- blkvsc_req->request.DataBuffer.Length,
+ blkvsc_req->request.data_buffer.Length,
blkvsc_req->group->outstanding,
blkdev->num_outstanding_reqs);
list_del(&comp_req->req_entry);
if (!__blk_end_request(comp_req->req,
- (!comp_req->request.Status ? 0 : -EIO),
+ (!comp_req->request.status ? 0 : -EIO),
comp_req->sector_count * blkdev->sector_size)) {
/*
* All the sectors have been xferred ie the
if (comp_req->req) {
ret = __blk_end_request(comp_req->req,
- (!comp_req->request.Status ? 0 : -EIO),
+ (!comp_req->request.status ? 0 : -EIO),
comp_req->sector_count *
blkdev->sector_size);
/* ASSERT(request->OnIOCompletion != NULL); */
/* Copy over the status...etc */
- request->Status = VStorPacket->vm_srb.scsi_status;
+ request->status = VStorPacket->vm_srb.scsi_status;
- if (request->Status != 0 || VStorPacket->vm_srb.srb_status != 1) {
+ if (request->status != 0 || VStorPacket->vm_srb.srb_status != 1) {
DPRINT_WARN(STORVSC,
"cmd 0x%x scsi status 0x%x srb status 0x%x\n",
- request->Cdb[0], VStorPacket->vm_srb.scsi_status,
+ request->cdb[0], VStorPacket->vm_srb.scsi_status,
VStorPacket->vm_srb.srb_status);
}
- if ((request->Status & 0xFF) == 0x02) {
+ if ((request->status & 0xFF) == 0x02) {
/* CHECK_CONDITION */
if (VStorPacket->vm_srb.srb_status & 0x80) {
/* autosense data available */
/* ASSERT(VStorPacket->vm_srb.sense_info_length <= */
/* request->SenseBufferSize); */
- memcpy(request->SenseBuffer,
+ memcpy(request->sense_buffer,
VStorPacket->vm_srb.sense_data,
VStorPacket->vm_srb.sense_info_length);
- request->SenseBufferSize =
+ request->sense_buffer_size =
VStorPacket->vm_srb.sense_info_length;
}
}
/* TODO: */
- request->BytesXfer = VStorPacket->vm_srb.data_transfer_length;
+ request->bytes_xfer = VStorPacket->vm_srb.data_transfer_length;
- request->OnIOCompletion(request);
+ request->on_io_completion(request);
atomic_dec(&storDevice->NumOutstandingRequests);
/* Open the channel */
ret = vmbus_open(Device->channel,
- storDriver->RingBufferSize, storDriver->RingBufferSize,
+ storDriver->ring_buffer_size,
+ storDriver->ring_buffer_size,
(void *)&props,
sizeof(struct vmstorage_channel_properties),
StorVscOnChannelCallback, Device);
storChannel->PathId = props->PathId;
storChannel->TargetId = props->TargetId; */
- storDevice->PortNumber = deviceInfo->PortNumber;
+ storDevice->PortNumber = deviceInfo->port_number;
/* Send it back up */
ret = StorVscConnectToVsp(Device);
/* deviceInfo->PortNumber = storDevice->PortNumber; */
- deviceInfo->PathId = storDevice->PathId;
- deviceInfo->TargetId = storDevice->TargetId;
+ deviceInfo->path_id = storDevice->PathId;
+ deviceInfo->target_id = storDevice->TargetId;
DPRINT_DBG(STORVSC, "assigned port %u, path %u target %u\n",
storDevice->PortNumber, storDevice->PathId,
int ret = 0;
requestExtension =
- (struct storvsc_request_extension *)Request->Extension;
+ (struct storvsc_request_extension *)Request->extension;
vstorPacket = &requestExtension->VStorPacket;
storDevice = GetStorDevice(Device);
requestExtension);
DPRINT_DBG(STORVSC, "req %p len %d bus %d, target %d, lun %d cdblen %d",
- Request, Request->DataBuffer.Length, Request->Bus,
- Request->TargetId, Request->LunId, Request->CdbLen);
+ Request, Request->data_buffer.Length, Request->bus,
+ Request->target_id, Request->lun_id, Request->cdb_len);
if (!storDevice) {
DPRINT_ERR(STORVSC, "unable to get stor device..."
vstorPacket->vm_srb.length = sizeof(struct vmscsi_request);
- vstorPacket->vm_srb.port_number = Request->Host;
- vstorPacket->vm_srb.path_id = Request->Bus;
- vstorPacket->vm_srb.target_id = Request->TargetId;
- vstorPacket->vm_srb.lun = Request->LunId;
+ vstorPacket->vm_srb.port_number = Request->host;
+ vstorPacket->vm_srb.path_id = Request->bus;
+ vstorPacket->vm_srb.target_id = Request->target_id;
+ vstorPacket->vm_srb.lun = Request->lun_id;
vstorPacket->vm_srb.sense_info_length = SENSE_BUFFER_SIZE;
/* Copy over the scsi command descriptor block */
- vstorPacket->vm_srb.cdb_length = Request->CdbLen;
- memcpy(&vstorPacket->vm_srb.cdb, Request->Cdb, Request->CdbLen);
+ vstorPacket->vm_srb.cdb_length = Request->cdb_len;
+ memcpy(&vstorPacket->vm_srb.cdb, Request->cdb, Request->cdb_len);
- vstorPacket->vm_srb.data_in = Request->Type;
- vstorPacket->vm_srb.data_transfer_length = Request->DataBuffer.Length;
+ vstorPacket->vm_srb.data_in = Request->type;
+ vstorPacket->vm_srb.data_transfer_length = Request->data_buffer.Length;
vstorPacket->operation = VSTOR_OPERATION_EXECUTE_SRB;
vstorPacket->vm_srb.sense_info_length,
vstorPacket->vm_srb.cdb_length);
- if (requestExtension->Request->DataBuffer.Length) {
+ if (requestExtension->Request->data_buffer.Length) {
ret = vmbus_sendpacket_multipagebuffer(Device->channel,
- &requestExtension->Request->DataBuffer,
+ &requestExtension->Request->data_buffer,
vstorPacket,
sizeof(struct vstor_packet),
(unsigned long)requestExtension);
memcpy(&Driver->deviceType, &gStorVscDeviceType,
sizeof(struct hv_guid));
- storDriver->RequestExtSize = sizeof(struct storvsc_request_extension);
+ storDriver->request_ext_size = sizeof(struct storvsc_request_extension);
/*
* Divide the ring buffer data size (which is 1 page less
* the ring buffer indices) by the max request size (which is
* vmbus_channel_packet_multipage_buffer + struct vstor_packet + u64)
*/
- storDriver->MaxOutstandingRequestsPerChannel =
- ((storDriver->RingBufferSize - PAGE_SIZE) /
+ storDriver->max_outstanding_req_per_channel =
+ ((storDriver->ring_buffer_size - PAGE_SIZE) /
ALIGN_UP(MAX_MULTIPAGE_BUFFER_PACKET +
sizeof(struct vstor_packet) + sizeof(u64),
sizeof(u64)));
DPRINT_INFO(STORVSC, "max io %u, currently %u\n",
- storDriver->MaxOutstandingRequestsPerChannel,
+ storDriver->max_outstanding_req_per_channel,
STORVSC_MAX_IO_REQUESTS);
/* Setup the dispatch table */
- storDriver->Base.OnDeviceAdd = StorVscOnDeviceAdd;
- storDriver->Base.OnDeviceRemove = StorVscOnDeviceRemove;
- storDriver->Base.OnCleanup = StorVscOnCleanup;
+ storDriver->base.OnDeviceAdd = StorVscOnDeviceAdd;
+ storDriver->base.OnDeviceRemove = StorVscOnDeviceRemove;
+ storDriver->base.OnCleanup = StorVscOnCleanup;
- storDriver->OnIORequest = StorVscOnIORequest;
+ storDriver->on_io_request = StorVscOnIORequest;
return 0;
}
};
struct hv_storvsc_request {
- enum storvsc_request_type Type;
- u32 Host;
- u32 Bus;
- u32 TargetId;
- u32 LunId;
- u8 *Cdb;
- u32 CdbLen;
- u32 Status;
- u32 BytesXfer;
+ enum storvsc_request_type type;
+ u32 host;
+ u32 bus;
+ u32 target_id;
+ u32 lun_id;
+ u8 *cdb;
+ u32 cdb_len;
+ u32 status;
+ u32 bytes_xfer;
- unsigned char *SenseBuffer;
- u32 SenseBufferSize;
+ unsigned char *sense_buffer;
+ u32 sense_buffer_size;
- void *Context;
+ void *context;
- void (*OnIOCompletion)(struct hv_storvsc_request *Request);
+ void (*on_io_completion)(struct hv_storvsc_request *request);
/* This points to the memory after DataBuffer */
- void *Extension;
+ void *extension;
- struct hv_multipage_buffer DataBuffer;
+ struct hv_multipage_buffer data_buffer;
};
/* Represents the block vsc driver */
struct storvsc_driver_object {
/* Must be the first field */
/* Which is a bug FIXME! */
- struct hv_driver Base;
+ struct hv_driver base;
/* Set by caller (in bytes) */
- u32 RingBufferSize;
+ u32 ring_buffer_size;
/* Allocate this much private extension for each I/O request */
- u32 RequestExtSize;
+ u32 request_ext_size;
/* Maximum # of requests in flight per channel/device */
- u32 MaxOutstandingRequestsPerChannel;
+ u32 max_outstanding_req_per_channel;
/* Specific to this driver */
- int (*OnIORequest)(struct hv_device *Device,
- struct hv_storvsc_request *Request);
+ int (*on_io_request)(struct hv_device *device,
+ struct hv_storvsc_request *request);
};
struct storvsc_device_info {
- unsigned int PortNumber;
- unsigned char PathId;
- unsigned char TargetId;
+ unsigned int port_number;
+ unsigned char path_id;
+ unsigned char target_id;
};
/* Interface */
int StorVscInitialize(struct hv_driver *driver);
-int StorVscOnHostReset(struct hv_device *Device);
+int StorVscOnHostReset(struct hv_device *device);
int BlkVscInitialize(struct hv_driver *driver);
#endif /* _STORVSC_API_H_ */
struct storvsc_driver_object *storvsc_drv_obj = &g_storvsc_drv.drv_obj;
struct driver_context *drv_ctx = &g_storvsc_drv.drv_ctx;
- storvsc_drv_obj->RingBufferSize = storvsc_ringbuffer_size;
+ storvsc_drv_obj->ring_buffer_size = storvsc_ringbuffer_size;
/* Callback to client driver to complete the initialization */
- drv_init(&storvsc_drv_obj->Base);
+ drv_init(&storvsc_drv_obj->base);
DPRINT_INFO(STORVSC_DRV,
"request extension size %u, max outstanding reqs %u",
- storvsc_drv_obj->RequestExtSize,
- storvsc_drv_obj->MaxOutstandingRequestsPerChannel);
+ storvsc_drv_obj->request_ext_size,
+ storvsc_drv_obj->max_outstanding_req_per_channel);
- if (storvsc_drv_obj->MaxOutstandingRequestsPerChannel <
+ if (storvsc_drv_obj->max_outstanding_req_per_channel <
STORVSC_MAX_IO_REQUESTS) {
DPRINT_ERR(STORVSC_DRV,
"The number of outstanding io requests (%d) "
"is larger than that supported (%d) internally.",
STORVSC_MAX_IO_REQUESTS,
- storvsc_drv_obj->MaxOutstandingRequestsPerChannel);
+ storvsc_drv_obj->max_outstanding_req_per_channel);
return -1;
}
- drv_ctx->driver.name = storvsc_drv_obj->Base.name;
- memcpy(&drv_ctx->class_id, &storvsc_drv_obj->Base.deviceType,
+ drv_ctx->driver.name = storvsc_drv_obj->base.name;
+ memcpy(&drv_ctx->class_id, &storvsc_drv_obj->base.deviceType,
sizeof(struct hv_guid));
drv_ctx->probe = storvsc_probe;
device_unregister(current_dev);
}
- if (storvsc_drv_obj->Base.OnCleanup)
- storvsc_drv_obj->Base.OnCleanup(&storvsc_drv_obj->Base);
+ if (storvsc_drv_obj->base.OnCleanup)
+ storvsc_drv_obj->base.OnCleanup(&storvsc_drv_obj->base);
vmbus_child_driver_unregister(drv_ctx);
return;
struct host_device_context *host_device_ctx;
struct storvsc_device_info device_info;
- if (!storvsc_drv_obj->Base.OnDeviceAdd)
+ if (!storvsc_drv_obj->base.OnDeviceAdd)
return -1;
host = scsi_host_alloc(&scsi_driver,
host_device_ctx->request_pool =
kmem_cache_create(dev_name(&device_ctx->device),
sizeof(struct storvsc_cmd_request) +
- storvsc_drv_obj->RequestExtSize, 0,
+ storvsc_drv_obj->request_ext_size, 0,
SLAB_HWCACHE_ALIGN, NULL);
if (!host_device_ctx->request_pool) {
return -ENOMEM;
}
- device_info.PortNumber = host->host_no;
+ device_info.port_number = host->host_no;
/* Call to the vsc driver to add the device */
- ret = storvsc_drv_obj->Base.OnDeviceAdd(device_obj,
+ ret = storvsc_drv_obj->base.OnDeviceAdd(device_obj,
(void *)&device_info);
if (ret != 0) {
DPRINT_ERR(STORVSC_DRV, "unable to add scsi vsc device");
}
/* host_device_ctx->port = device_info.PortNumber; */
- host_device_ctx->path = device_info.PathId;
- host_device_ctx->target = device_info.TargetId;
+ host_device_ctx->path = device_info.path_id;
+ host_device_ctx->target = device_info.target_id;
/* max # of devices per target */
host->max_lun = STORVSC_MAX_LUNS_PER_TARGET;
if (ret != 0) {
DPRINT_ERR(STORVSC_DRV, "unable to add scsi host device");
- storvsc_drv_obj->Base.OnDeviceRemove(device_obj);
+ storvsc_drv_obj->base.OnDeviceRemove(device_obj);
kmem_cache_destroy(host_device_ctx->request_pool);
scsi_host_put(host);
(struct host_device_context *)host->hostdata;
- if (!storvsc_drv_obj->Base.OnDeviceRemove)
+ if (!storvsc_drv_obj->base.OnDeviceRemove)
return -1;
/*
* Call to the vsc driver to let it know that the device is being
* removed
*/
- ret = storvsc_drv_obj->Base.OnDeviceRemove(device_obj);
+ ret = storvsc_drv_obj->base.OnDeviceRemove(device_obj);
if (ret != 0) {
/* TODO: */
DPRINT_ERR(STORVSC, "unable to remove vsc device (ret %d)",
static void storvsc_commmand_completion(struct hv_storvsc_request *request)
{
struct storvsc_cmd_request *cmd_request =
- (struct storvsc_cmd_request *)request->Context;
+ (struct storvsc_cmd_request *)request->context;
struct scsi_cmnd *scmnd = cmd_request->cmd;
struct host_device_context *host_device_ctx =
(struct host_device_context *)scmnd->device->host->hostdata;
cmd_request->bounce_sgl_count);
}
- scmnd->result = request->Status;
+ scmnd->result = request->status;
if (scmnd->result) {
if (scsi_normalize_sense(scmnd->sense_buffer,
- request->SenseBufferSize, &sense_hdr))
+ request->sense_buffer_size, &sense_hdr))
scsi_print_sense_hdr("storvsc", &sense_hdr);
}
- /* ASSERT(request->BytesXfer <= request->DataBuffer.Length); */
- scsi_set_resid(scmnd, request->DataBuffer.Length - request->BytesXfer);
+ /* ASSERT(request->BytesXfer <= request->data_buffer.Length); */
+ scsi_set_resid(scmnd,
+ request->data_buffer.Length - request->bytes_xfer);
scsi_done_fn = scmnd->scsi_done;
request = &cmd_request->request;
- request->Extension =
+ request->extension =
(void *)((unsigned long)cmd_request + request_size);
DPRINT_DBG(STORVSC_DRV, "req %p size %d ext %d", request, request_size,
- storvsc_drv_obj->RequestExtSize);
+ storvsc_drv_obj->request_ext_size);
/* Build the SRB */
switch (scmnd->sc_data_direction) {
case DMA_TO_DEVICE:
- request->Type = WRITE_TYPE;
+ request->type = WRITE_TYPE;
break;
case DMA_FROM_DEVICE:
- request->Type = READ_TYPE;
+ request->type = READ_TYPE;
break;
default:
- request->Type = UNKNOWN_TYPE;
+ request->type = UNKNOWN_TYPE;
break;
}
- request->OnIOCompletion = storvsc_commmand_completion;
- request->Context = cmd_request;/* scmnd; */
+ request->on_io_completion = storvsc_commmand_completion;
+ request->context = cmd_request;/* scmnd; */
/* request->PortId = scmnd->device->channel; */
- request->Host = host_device_ctx->port;
- request->Bus = scmnd->device->channel;
- request->TargetId = scmnd->device->id;
- request->LunId = scmnd->device->lun;
+ request->host = host_device_ctx->port;
+ request->bus = scmnd->device->channel;
+ request->target_id = scmnd->device->id;
+ request->lun_id = scmnd->device->lun;
/* ASSERT(scmnd->cmd_len <= 16); */
- request->CdbLen = scmnd->cmd_len;
- request->Cdb = scmnd->cmnd;
+ request->cdb_len = scmnd->cmd_len;
+ request->cdb = scmnd->cmnd;
- request->SenseBuffer = scmnd->sense_buffer;
- request->SenseBufferSize = SCSI_SENSE_BUFFERSIZE;
+ request->sense_buffer = scmnd->sense_buffer;
+ request->sense_buffer_size = SCSI_SENSE_BUFFERSIZE;
- request->DataBuffer.Length = scsi_bufflen(scmnd);
+ request->data_buffer.Length = scsi_bufflen(scmnd);
if (scsi_sg_count(scmnd)) {
sgl = (struct scatterlist *)scsi_sglist(scmnd);
sg_count = scsi_sg_count(scmnd);
sg_count = cmd_request->bounce_sgl_count;
}
- request->DataBuffer.Offset = sgl[0].offset;
+ request->data_buffer.Offset = sgl[0].offset;
for (i = 0; i < sg_count; i++) {
DPRINT_DBG(STORVSC_DRV, "sgl[%d] len %d offset %d\n",
i, sgl[i].length, sgl[i].offset);
- request->DataBuffer.PfnArray[i] =
+ request->data_buffer.PfnArray[i] =
page_to_pfn(sg_page((&sgl[i])));
}
} else if (scsi_sglist(scmnd)) {
/* ASSERT(scsi_bufflen(scmnd) <= PAGE_SIZE); */
- request->DataBuffer.Offset =
+ request->data_buffer.Offset =
virt_to_phys(scsi_sglist(scmnd)) & (PAGE_SIZE-1);
- request->DataBuffer.PfnArray[0] =
+ request->data_buffer.PfnArray[0] =
virt_to_phys(scsi_sglist(scmnd)) >> PAGE_SHIFT;
}
retry_request:
/* Invokes the vsc to start an IO */
- ret = storvsc_drv_obj->OnIORequest(&device_ctx->device_obj,
+ ret = storvsc_drv_obj->on_io_request(&device_ctx->device_obj,
&cmd_request->request);
if (ret == -1) {
/* no more space */
projects / platform / kernel / linux-rpi.git / commitdiff