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Merge remote-tracking branch 'scsi-queue/drivers-for-3.19' into for-linus

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This commit is contained in:
James Bottomley
2014-12-18 05:56:29 -08:00
parent 198a956a11 e86fb5e8ab
commit e617457691
49 changed files with 147 additions and 365 deletions
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1
include/scsi/libsas.h
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@@ -688,7 +688,6 @@ extern int sas_queuecommand(struct Scsi_Host * ,struct scsi_cmnd *);
extern int sas_target_alloc(struct scsi_target *);
extern int sas_slave_configure(struct scsi_device *);
extern int sas_change_queue_depth(struct scsi_device *, int new_depth);
extern int sas_change_queue_type(struct scsi_device *, int qt);
extern int sas_bios_param(struct scsi_device *,
struct block_device *,
sector_t capacity, int *hsc);

13
include/scsi/scsi_host.h
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@@ -277,19 +277,6 @@ struct scsi_host_template {
*/
int (* change_queue_depth)(struct scsi_device *, int);
/*
* Fill in this function to allow the changing of tag types
* (this also allows the enabling/disabling of tag command
* queueing). An error should only be returned if something
* went wrong in the driver while trying to set the tag type.
* If the driver doesn't support the requested tag type, then
* it should set the closest type it does support without
* returning an error. Returns the actual tag type set.
*
* Status: OPTIONAL
*/
int (* change_queue_type)(struct scsi_device *, int);
/*
* This function determines the BIOS parameters for a given
* harddisk. These tend to be numbers that are made up by

36
include/scsi/scsi_tcq.h
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@@ -6,46 +6,10 @@
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#define MSG_SIMPLE_TAG 0x20
#define MSG_HEAD_TAG 0x21
#define MSG_ORDERED_TAG 0x22
#define MSG_ACA_TAG 0x24 /* unsupported */
#define SCSI_NO_TAG (-1) /* identify no tag in use */
#ifdef CONFIG_BLOCK
int scsi_change_queue_type(struct scsi_device *sdev, int tag_type);
/**
* scsi_get_tag_type - get the type of tag the device supports
* @sdev: the scsi device
*/
static inline int scsi_get_tag_type(struct scsi_device *sdev)
{
if (!sdev->tagged_supported)
return 0;
if (sdev->simple_tags)
return MSG_SIMPLE_TAG;
return 0;
}
static inline void scsi_set_tag_type(struct scsi_device *sdev, int tag)
{
switch (tag) {
case MSG_ORDERED_TAG:
case MSG_SIMPLE_TAG:
sdev->simple_tags = 1;
break;
case 0:
/* fall through */
default:
sdev->simple_tags = 0;
break;
}
}
static inline struct scsi_cmnd *scsi_mq_find_tag(struct Scsi_Host *shost,
int unique_tag)
{