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authorJames Bottomley <James.Bottomley@steeleye.com>2005-06-12 22:21:29 -0500
committerJames Bottomley <jejb@titanic.(none)>2005-08-28 11:34:07 -0500
commit820732b501a5bbdd3bde1263f391891e21b5ed8c (patch)
treecaf927bfbc9bd83ae0812e02d59456117106c97c /drivers/scsi/sr.c
parentea73a9f23906c374b697cd5b0d64f6dceced63de (diff)
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[SCSI] convert sr to scsi_execute_req
This follows almost the identical model to sd, except that there's one ioctl which returns raw sense data, so it had to use scsi_execute() instead. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/sr.c')
-rw-r--r--drivers/scsi/sr.c49
1 files changed, 10 insertions, 39 deletions
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 8cbe6e0..39fc5b0 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -50,10 +50,10 @@
#include <scsi/scsi_dbg.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_driver.h>
+#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_eh.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_ioctl.h> /* For the door lock/unlock commands */
-#include <scsi/scsi_request.h>
#include "scsi_logging.h"
#include "sr.h"
@@ -658,39 +658,27 @@ static void get_sectorsize(struct scsi_cd *cd)
unsigned char *buffer;
int the_result, retries = 3;
int sector_size;
- struct scsi_request *SRpnt = NULL;
request_queue_t *queue;
buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
if (!buffer)
goto Enomem;
- SRpnt = scsi_allocate_request(cd->device, GFP_KERNEL);
- if (!SRpnt)
- goto Enomem;
do {
cmd[0] = READ_CAPACITY;
memset((void *) &cmd[1], 0, 9);
- /* Mark as really busy */
- SRpnt->sr_request->rq_status = RQ_SCSI_BUSY;
- SRpnt->sr_cmd_len = 0;
-
memset(buffer, 0, 8);
/* Do the command and wait.. */
- SRpnt->sr_data_direction = DMA_FROM_DEVICE;
- scsi_wait_req(SRpnt, (void *) cmd, (void *) buffer,
- 8, SR_TIMEOUT, MAX_RETRIES);
+ the_result = scsi_execute_req(cd->device, cmd, DMA_FROM_DEVICE,
+ buffer, 8, NULL, SR_TIMEOUT,
+ MAX_RETRIES);
- the_result = SRpnt->sr_result;
retries--;
} while (the_result && retries);
- scsi_release_request(SRpnt);
- SRpnt = NULL;
-
if (the_result) {
cd->capacity = 0x1fffff;
sector_size = 2048; /* A guess, just in case */
@@ -750,8 +738,6 @@ Enomem:
cd->capacity = 0x1fffff;
sector_size = 2048; /* A guess, just in case */
cd->needs_sector_size = 1;
- if (SRpnt)
- scsi_release_request(SRpnt);
goto out;
}
@@ -759,8 +745,8 @@ static void get_capabilities(struct scsi_cd *cd)
{
unsigned char *buffer;
struct scsi_mode_data data;
- struct scsi_request *SRpnt;
unsigned char cmd[MAX_COMMAND_SIZE];
+ struct scsi_sense_hdr sshdr;
unsigned int the_result;
int retries, rc, n;
@@ -776,19 +762,11 @@ static void get_capabilities(struct scsi_cd *cd)
""
};
- /* allocate a request for the TEST_UNIT_READY */
- SRpnt = scsi_allocate_request(cd->device, GFP_KERNEL);
- if (!SRpnt) {
- printk(KERN_WARNING "(get_capabilities:) Request allocation "
- "failure.\n");
- return;
- }
/* allocate transfer buffer */
buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
if (!buffer) {
printk(KERN_ERR "sr: out of memory.\n");
- scsi_release_request(SRpnt);
return;
}
@@ -800,20 +778,15 @@ static void get_capabilities(struct scsi_cd *cd)
memset((void *)cmd, 0, MAX_COMMAND_SIZE);
cmd[0] = TEST_UNIT_READY;
- SRpnt->sr_cmd_len = 0;
- SRpnt->sr_sense_buffer[0] = 0;
- SRpnt->sr_sense_buffer[2] = 0;
- SRpnt->sr_data_direction = DMA_NONE;
-
- scsi_wait_req (SRpnt, (void *) cmd, buffer,
- 0, SR_TIMEOUT, MAX_RETRIES);
+ the_result = scsi_execute_req (cd->device, cmd, DMA_NONE, NULL,
+ 0, &sshdr, SR_TIMEOUT,
+ MAX_RETRIES);
- the_result = SRpnt->sr_result;
retries++;
} while (retries < 5 &&
(!scsi_status_is_good(the_result) ||
- ((driver_byte(the_result) & DRIVER_SENSE) &&
- SRpnt->sr_sense_buffer[2] == UNIT_ATTENTION)));
+ (scsi_sense_valid(&sshdr) &&
+ sshdr.sense_key == UNIT_ATTENTION)));
/* ask for mode page 0x2a */
rc = scsi_mode_sense(cd->device, 0, 0x2a, buffer, 128,
@@ -825,7 +798,6 @@ static void get_capabilities(struct scsi_cd *cd)
cd->cdi.mask |= (CDC_CD_R | CDC_CD_RW | CDC_DVD_R |
CDC_DVD | CDC_DVD_RAM |
CDC_SELECT_DISC | CDC_SELECT_SPEED);
- scsi_release_request(SRpnt);
kfree(buffer);
printk("%s: scsi-1 drive\n", cd->cdi.name);
return;
@@ -885,7 +857,6 @@ static void get_capabilities(struct scsi_cd *cd)
cd->device->writeable = 1;
}
- scsi_release_request(SRpnt);
kfree(buffer);
}
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