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path: root/drivers/staging/hv/storvsc_drv.c
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Diffstat (limited to 'drivers/staging/hv/storvsc_drv.c')
-rw-r--r--drivers/staging/hv/storvsc_drv.c54
1 files changed, 27 insertions, 27 deletions
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 8a58272b8039..d22e35f598ba 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -33,9 +33,9 @@
#include <scsi/scsi_dbg.h>
#include "osd.h"
#include "logging.h"
-#include "VersionInfo.h"
+#include "version_info.h"
#include "vmbus.h"
-#include "StorVscApi.h"
+#include "storvsc_api.h"
struct host_device_context {
@@ -97,6 +97,8 @@ static int storvsc_get_chs(struct scsi_device *sdev, struct block_device *bdev,
static int storvsc_ringbuffer_size = STORVSC_RING_BUFFER_SIZE;
+module_param(storvsc_ringbuffer_size, int, S_IRUGO);
+MODULE_PARM_DESC(storvsc_ringbuffer_size, "Ring buffer size (bytes)");
/* The one and only one */
static struct storvsc_driver_context g_storvsc_drv;
@@ -112,7 +114,7 @@ static struct scsi_host_template scsi_driver = {
.slave_configure = storvsc_device_configure,
.cmd_per_lun = 1,
/* 64 max_queue * 1 target */
- .can_queue = STORVSC_MAX_IO_REQUESTS*STORVSC_MAX_TARGETS,
+ .can_queue = STORVSC_MAX_IO_REQUESTS*STORVSC_MAX_TARGETS,
.this_id = -1,
/* no use setting to 0 since ll_blk_rw reset it to 1 */
/* currently 32 */
@@ -130,7 +132,7 @@ static struct scsi_host_template scsi_driver = {
};
-/**
+/*
* storvsc_drv_init - StorVsc driver initialization.
*/
static int storvsc_drv_init(int (*drv_init)(struct hv_driver *drv))
@@ -223,7 +225,7 @@ static void storvsc_drv_exit(void)
return;
}
-/**
+/*
* storvsc_probe - Add a new device for this driver
*/
static int storvsc_probe(struct device *device)
@@ -319,7 +321,7 @@ static int storvsc_probe(struct device *device)
return ret;
}
-/**
+/*
* storvsc_remove - Callback when our device is removed
*/
static int storvsc_remove(struct device *device)
@@ -372,7 +374,7 @@ static int storvsc_remove(struct device *device)
return ret;
}
-/**
+/*
* storvsc_commmand_completion - Command completion processing
*/
static void storvsc_commmand_completion(struct hv_storvsc_request *request)
@@ -385,11 +387,11 @@ static void storvsc_commmand_completion(struct hv_storvsc_request *request)
void (*scsi_done_fn)(struct scsi_cmnd *);
struct scsi_sense_hdr sense_hdr;
- ASSERT(request == &cmd_request->request);
- ASSERT((unsigned long)scmnd->host_scribble ==
- (unsigned long)cmd_request);
- ASSERT(scmnd);
- ASSERT(scmnd->scsi_done);
+ /* ASSERT(request == &cmd_request->request); */
+ /* ASSERT(scmnd); */
+ /* ASSERT((unsigned long)scmnd->host_scribble == */
+ /* (unsigned long)cmd_request); */
+ /* ASSERT(scmnd->scsi_done); */
DPRINT_ENTER(STORVSC_DRV);
@@ -413,7 +415,7 @@ static void storvsc_commmand_completion(struct hv_storvsc_request *request)
scsi_print_sense_hdr("storvsc", &sense_hdr);
}
- ASSERT(request->BytesXfer <= request->DataBuffer.Length);
+ /* ASSERT(request->BytesXfer <= request->DataBuffer.Length); */
scsi_set_resid(scmnd, request->DataBuffer.Length - request->BytesXfer);
scsi_done_fn = scmnd->scsi_done;
@@ -522,7 +524,7 @@ static unsigned int copy_to_bounce_buffer(struct scatterlist *orig_sgl,
src = src_addr;
srclen = orig_sgl[i].length;
- ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE);
+ /* ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE); */
if (j == 0)
bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0);
@@ -583,7 +585,7 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl,
KM_IRQ0) + orig_sgl[i].offset;
dest = dest_addr;
destlen = orig_sgl[i].length;
- ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE);
+ /* ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE); */
if (j == 0)
bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0);
@@ -623,7 +625,7 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl,
return total_copied;
}
-/**
+/*
* storvsc_queuecommand - Initiate command processing
*/
static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
@@ -655,7 +657,7 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
/* If retrying, no need to prep the cmd */
if (scmnd->host_scribble) {
- ASSERT(scmnd->scsi_done != NULL);
+ /* ASSERT(scmnd->scsi_done != NULL); */
cmd_request =
(struct storvsc_cmd_request *)scmnd->host_scribble;
@@ -665,8 +667,8 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
goto retry_request;
}
- ASSERT(scmnd->scsi_done == NULL);
- ASSERT(scmnd->host_scribble == NULL);
+ /* ASSERT(scmnd->scsi_done == NULL); */
+ /* ASSERT(scmnd->host_scribble == NULL); */
scmnd->scsi_done = done;
@@ -717,7 +719,7 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
request->TargetId = scmnd->device->id;
request->LunId = scmnd->device->lun;
- ASSERT(scmnd->cmd_len <= 16);
+ /* ASSERT(scmnd->cmd_len <= 16); */
request->CdbLen = scmnd->cmd_len;
request->Cdb = scmnd->cmnd;
@@ -767,19 +769,17 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
request->DataBuffer.Offset = sgl[0].offset;
for (i = 0; i < scsi_sg_count(scmnd); i++) {
- DPRINT_DBG(STORVSC_DRV, "sgl[%d] len %d offset %d \n",
+ DPRINT_DBG(STORVSC_DRV, "sgl[%d] len %d offset %d\n",
i, sgl[i].length, sgl[i].offset);
request->DataBuffer.PfnArray[i] =
page_to_pfn(sg_page((&sgl[i])));
}
} else if (scsi_sglist(scmnd)) {
- ASSERT(scsi_bufflen(scmnd) <= PAGE_SIZE);
+ /* ASSERT(scsi_bufflen(scmnd) <= PAGE_SIZE); */
request->DataBuffer.Offset =
virt_to_phys(scsi_sglist(scmnd)) & (PAGE_SIZE-1);
request->DataBuffer.PfnArray[0] =
virt_to_phys(scsi_sglist(scmnd)) >> PAGE_SHIFT;
- } else {
- ASSERT(scsi_bufflen(scmnd) == 0);
}
retry_request:
@@ -824,7 +824,7 @@ static int storvsc_merge_bvec(struct request_queue *q,
return bvec->bv_len;
}
-/**
+/*
* storvsc_device_configure - Configure the specified scsi device
*/
static int storvsc_device_alloc(struct scsi_device *sdevice)
@@ -863,7 +863,7 @@ static int storvsc_device_configure(struct scsi_device *sdevice)
return 0;
}
-/**
+/*
* storvsc_host_reset_handler - Reset the scsi HBA
*/
static int storvsc_host_reset_handler(struct scsi_cmnd *scmnd)
@@ -993,6 +993,6 @@ static void __exit storvsc_exit(void)
MODULE_LICENSE("GPL");
MODULE_VERSION(HV_DRV_VERSION);
-module_param(storvsc_ringbuffer_size, int, S_IRUGO);
+MODULE_DESCRIPTION("Microsoft Hyper-V virtual storage driver");
module_init(storvsc_init);
module_exit(storvsc_exit);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.