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Staging: hv: Get rid of the forward declaration of blkvsc_init_rw()

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Get rid of the forward declaration of blkvsc_init_rw() by moving the
code around.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
K. Y. Srinivasan 2011-04-22 14:13:22 -07:00 committed by Greg Kroah-Hartman
parent 648dc59899
commit b7be09cc91
1 changed files with 59 additions and 58 deletions
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117
drivers/staging/hv/blkvsc_drv.c
View File

@ -348,6 +348,65 @@ static int blkvsc_getgeo(struct block_device *bd, struct hd_geometry *hg)
return 0; return 0;
} }
static void blkvsc_init_rw(struct blkvsc_request *blkvsc_req)
{
/* ASSERT(blkvsc_req->req); */
/* ASSERT(blkvsc_req->sector_count <=
(MAX_MULTIPAGE_BUFFER_COUNT*8)); */
blkvsc_req->cmd_len = 16;
if (blkvsc_req->sector_start > 0xffffffff) {
if (rq_data_dir(blkvsc_req->req)) {
blkvsc_req->write = 1;
blkvsc_req->cmnd[0] = WRITE_16;
} else {
blkvsc_req->write = 0;
blkvsc_req->cmnd[0] = READ_16;
}
blkvsc_req->cmnd[1] |=
(blkvsc_req->req->cmd_flags & REQ_FUA) ? 0x8 : 0;
*(unsigned long long *)&blkvsc_req->cmnd[2] =
cpu_to_be64(blkvsc_req->sector_start);
*(unsigned int *)&blkvsc_req->cmnd[10] =
cpu_to_be32(blkvsc_req->sector_count);
} else if ((blkvsc_req->sector_count > 0xff) ||
(blkvsc_req->sector_start > 0x1fffff)) {
if (rq_data_dir(blkvsc_req->req)) {
blkvsc_req->write = 1;
blkvsc_req->cmnd[0] = WRITE_10;
} else {
blkvsc_req->write = 0;
blkvsc_req->cmnd[0] = READ_10;
}
blkvsc_req->cmnd[1] |=
(blkvsc_req->req->cmd_flags & REQ_FUA) ? 0x8 : 0;
*(unsigned int *)&blkvsc_req->cmnd[2] =
cpu_to_be32(blkvsc_req->sector_start);
*(unsigned short *)&blkvsc_req->cmnd[7] =
cpu_to_be16(blkvsc_req->sector_count);
} else {
if (rq_data_dir(blkvsc_req->req)) {
blkvsc_req->write = 1;
blkvsc_req->cmnd[0] = WRITE_6;
} else {
blkvsc_req->write = 0;
blkvsc_req->cmnd[0] = READ_6;
}
*(unsigned int *)&blkvsc_req->cmnd[1] =
cpu_to_be32(blkvsc_req->sector_start) >> 8;
blkvsc_req->cmnd[1] &= 0x1f;
blkvsc_req->cmnd[4] = (unsigned char)blkvsc_req->sector_count;
}
}
/* Static decl */ /* Static decl */
static int blkvsc_probe(struct device *dev); static int blkvsc_probe(struct device *dev);
static int blkvsc_remove(struct device *device); static int blkvsc_remove(struct device *device);
@ -361,7 +420,6 @@ static void blkvsc_request(struct request_queue *queue);
static void blkvsc_request_completion(struct hv_storvsc_request *request); static void blkvsc_request_completion(struct hv_storvsc_request *request);
static int blkvsc_do_request(struct block_device_context *blkdev, static int blkvsc_do_request(struct block_device_context *blkdev,
struct request *req); struct request *req);
static void blkvsc_init_rw(struct blkvsc_request *blkvsc_req);
static void blkvsc_cmd_completion(struct hv_storvsc_request *request); static void blkvsc_cmd_completion(struct hv_storvsc_request *request);
static int blkvsc_do_inquiry(struct block_device_context *blkdev); static int blkvsc_do_inquiry(struct block_device_context *blkdev);
static int blkvsc_do_read_capacity(struct block_device_context *blkdev); static int blkvsc_do_read_capacity(struct block_device_context *blkdev);
@ -991,63 +1049,6 @@ static int blkvsc_remove(struct device *device)
return ret; return ret;
} }
static void blkvsc_init_rw(struct blkvsc_request *blkvsc_req)
{
/* ASSERT(blkvsc_req->req); */
/* ASSERT(blkvsc_req->sector_count <= (MAX_MULTIPAGE_BUFFER_COUNT*8)); */
blkvsc_req->cmd_len = 16;
if (blkvsc_req->sector_start > 0xffffffff) {
if (rq_data_dir(blkvsc_req->req)) {
blkvsc_req->write = 1;
blkvsc_req->cmnd[0] = WRITE_16;
} else {
blkvsc_req->write = 0;
blkvsc_req->cmnd[0] = READ_16;
}
blkvsc_req->cmnd[1] |=
(blkvsc_req->req->cmd_flags & REQ_FUA) ? 0x8 : 0;
*(unsigned long long *)&blkvsc_req->cmnd[2] =
cpu_to_be64(blkvsc_req->sector_start);
*(unsigned int *)&blkvsc_req->cmnd[10] =
cpu_to_be32(blkvsc_req->sector_count);
} else if ((blkvsc_req->sector_count > 0xff) ||
(blkvsc_req->sector_start > 0x1fffff)) {
if (rq_data_dir(blkvsc_req->req)) {
blkvsc_req->write = 1;
blkvsc_req->cmnd[0] = WRITE_10;
} else {
blkvsc_req->write = 0;
blkvsc_req->cmnd[0] = READ_10;
}
blkvsc_req->cmnd[1] |=
(blkvsc_req->req->cmd_flags & REQ_FUA) ? 0x8 : 0;
*(unsigned int *)&blkvsc_req->cmnd[2] =
cpu_to_be32(blkvsc_req->sector_start);
*(unsigned short *)&blkvsc_req->cmnd[7] =
cpu_to_be16(blkvsc_req->sector_count);
} else {
if (rq_data_dir(blkvsc_req->req)) {
blkvsc_req->write = 1;
blkvsc_req->cmnd[0] = WRITE_6;
} else {
blkvsc_req->write = 0;
blkvsc_req->cmnd[0] = READ_6;
}
*(unsigned int *)&blkvsc_req->cmnd[1] =
cpu_to_be32(blkvsc_req->sector_start) >> 8;
blkvsc_req->cmnd[1] &= 0x1f;
blkvsc_req->cmnd[4] = (unsigned char)blkvsc_req->sector_count;
}
}
/* /*
* We break the request into 1 or more blkvsc_requests and submit * We break the request into 1 or more blkvsc_requests and submit
* them. If we can't submit them all, we put them on the * them. If we can't submit them all, we put them on the