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path: root/drivers/scsi/storvsc_drv.c
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Diffstat (limited to 'drivers/scsi/storvsc_drv.c')
-rw-r--r--drivers/scsi/storvsc_drv.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index dbc9d9a1c89d..05f6f970826e 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -981,8 +981,7 @@ static int storvsc_channel_init(struct hv_device *device)
* support multi-channel.
*/
max_chns = vstor_packet->storage_channel_properties.max_channel_cnt;
- if ((vmbus_proto_version != VERSION_WIN7) &&
- (vmbus_proto_version != VERSION_WS2008)) {
+ if (vmbus_proto_version >= VERSION_WIN8) {
if (vstor_packet->storage_channel_properties.flags &
STORAGE_CHANNEL_SUPPORTS_MULTI_CHANNEL)
process_sub_channels = true;
@@ -1759,9 +1758,7 @@ static int storvsc_probe(struct hv_device *device,
* set state to properly communicate with the host.
*/
- switch (vmbus_proto_version) {
- case VERSION_WS2008:
- case VERSION_WIN7:
+ if (vmbus_proto_version < VERSION_WIN8) {
sense_buffer_size = PRE_WIN8_STORVSC_SENSE_BUFFER_SIZE;
vmscsi_size_delta = sizeof(struct vmscsi_win8_extension);
vmstor_current_major = VMSTOR_WIN7_MAJOR;
@@ -1769,8 +1766,7 @@ static int storvsc_probe(struct hv_device *device,
max_luns_per_target = STORVSC_IDE_MAX_LUNS_PER_TARGET;
max_targets = STORVSC_IDE_MAX_TARGETS;
max_channels = STORVSC_IDE_MAX_CHANNELS;
- break;
- default:
+ } else {
sense_buffer_size = POST_WIN7_STORVSC_SENSE_BUFFER_SIZE;
vmscsi_size_delta = 0;
vmstor_current_major = VMSTOR_WIN8_MAJOR;
@@ -1784,7 +1780,6 @@ static int storvsc_probe(struct hv_device *device,
* VCPUs in the guest.
*/
max_sub_channels = (num_cpus / storvsc_vcpus_per_sub_channel);
- break;
}
scsi_driver.can_queue = (max_outstanding_req_per_channel *