On Fri, 2005-11-11 at 22:23 +0000, Christoph Hellwig wrote:
> On Fri, Nov 11, 2005 at 03:49:01PM -0600, James Bottomley wrote:
> > o remove scsi_wait_req
>
> This requires '[PATCH] kill libata scsi_wait_req usage (make libata compile in
> scsi-misc)' from Mike, because libata started to use this function in mainline
> about the same time it was removed in scsi-misc.
My previous patch needed to included scsi_eh.h. Someone sent a patch in
-mm to d othis. Here is my patch plus the scsi_eh.h include patch rolled
into one if you need it.
rm scsi_wait_req() usage.
Signed-off-by: Mike Christie <[email protected]>
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index bb30fcd..b101f8e 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -38,6 +38,7 @@
#include <linux/spinlock.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
+#include <scsi/scsi_eh.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_request.h>
#include <linux/libata.h>
@@ -147,7 +148,8 @@ int ata_cmd_ioctl(struct scsi_device *sc
u8 scsi_cmd[MAX_COMMAND_SIZE];
u8 args[4], *argbuf = NULL;
int argsize = 0;
- struct scsi_request *sreq;
+ struct scsi_sense_hdr sshdr;
+ enum dma_data_direction data_dir;
if (NULL == (void *)arg)
return -EINVAL;
@@ -155,10 +157,6 @@ int ata_cmd_ioctl(struct scsi_device *sc
if (copy_from_user(args, arg, sizeof(args)))
return -EFAULT;
- sreq = scsi_allocate_request(scsidev, GFP_KERNEL);
- if (!sreq)
- return -EINTR;
-
memset(scsi_cmd, 0, sizeof(scsi_cmd));
if (args[3]) {
@@ -172,11 +170,11 @@ int ata_cmd_ioctl(struct scsi_device *sc
scsi_cmd[1] = (4 << 1); /* PIO Data-in */
scsi_cmd[2] = 0x0e; /* no off.line or cc, read from dev,
block count in sector count field */
- sreq->sr_data_direction = DMA_FROM_DEVICE;
+ data_dir = DMA_FROM_DEVICE;
} else {
scsi_cmd[1] = (3 << 1); /* Non-data */
/* scsi_cmd[2] is already 0 -- no off.line, cc, or data xfer */
- sreq->sr_data_direction = DMA_NONE;
+ data_dir = DMA_NONE;
}
scsi_cmd[0] = ATA_16;
@@ -194,9 +192,8 @@ int ata_cmd_ioctl(struct scsi_device *sc
/* Good values for timeout and retries? Values below
from scsi_ioctl_send_command() for default case... */
- scsi_wait_req(sreq, scsi_cmd, argbuf, argsize, (10*HZ), 5);
-
- if (sreq->sr_result) {
+ if (scsi_execute_req(scsidev, scsi_cmd, data_dir, argbuf, argsize,
+ &sshdr, (10*HZ), 5)) {
rc = -EIO;
goto error;
}
@@ -207,8 +204,6 @@ int ata_cmd_ioctl(struct scsi_device *sc
&& copy_to_user((void *)(arg + sizeof(args)), argbuf, argsize))
rc = -EFAULT;
error:
- scsi_release_request(sreq);
-
if (argbuf)
kfree(argbuf);
@@ -231,7 +226,7 @@ int ata_task_ioctl(struct scsi_device *s
int rc = 0;
u8 scsi_cmd[MAX_COMMAND_SIZE];
u8 args[7];
- struct scsi_request *sreq;
+ struct scsi_sense_hdr sshdr;
if (NULL == (void *)arg)
return -EINVAL;
@@ -250,26 +245,13 @@ int ata_task_ioctl(struct scsi_device *s
scsi_cmd[12] = args[5];
scsi_cmd[14] = args[0];
- sreq = scsi_allocate_request(scsidev, GFP_KERNEL);
- if (!sreq) {
- rc = -EINTR;
- goto error;
- }
-
- sreq->sr_data_direction = DMA_NONE;
/* Good values for timeout and retries? Values below
- from scsi_ioctl_send_command() for default case... */
- scsi_wait_req(sreq, scsi_cmd, NULL, 0, (10*HZ), 5);
-
- if (sreq->sr_result) {
+ from scsi_ioctl_send_command() for default case... */
+ if (scsi_execute_req(scsidev, scsi_cmd, DMA_NONE, NULL, 0, &sshdr,
+ (10*HZ), 5))
rc = -EIO;
- goto error;
- }
/* Need code to retrieve data from check condition? */
-
-error:
- scsi_release_request(sreq);
return rc;
}
-
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