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scsi: fas216: Introduce struct fas216_cmd_priv 

Introduce a structure with driver-private data per SCSI command. This data
structure will be used by the next patch to store a function pointer.

Link: https://lore.kernel.org/r/20211007202923.2174984-33-bvanassche@acm.org
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Bart Van Assche 2021-10-07 13:28:27 -07:00 committed by Martin K. Petersen
parent f8ab27d964
commit caffd3ad96
5 changed files with 14 additions and 1 deletions
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1
drivers/scsi/arm/arxescsi.c
View File

@ -243,6 +243,7 @@ static struct scsi_host_template arxescsi_template = {
.eh_bus_reset_handler = fas216_eh_bus_reset,
.eh_device_reset_handler = fas216_eh_device_reset,
.eh_abort_handler = fas216_eh_abort,
.cmd_size = sizeof(struct fas216_cmd_priv),
.can_queue = 0,
.this_id = 7,
.sg_tablesize = SG_ALL,

1
drivers/scsi/arm/cumana_2.c
View File

@ -363,6 +363,7 @@ static struct scsi_host_template cumanascsi2_template = {
.eh_bus_reset_handler = fas216_eh_bus_reset,
.eh_device_reset_handler = fas216_eh_device_reset,
.eh_abort_handler = fas216_eh_abort,
.cmd_size = sizeof(struct fas216_cmd_priv),
.can_queue = 1,
.this_id = 7,
.sg_tablesize = SG_MAX_SEGMENTS,

1
drivers/scsi/arm/eesox.c
View File

@ -480,6 +480,7 @@ static struct scsi_host_template eesox_template = {
.eh_bus_reset_handler = fas216_eh_bus_reset,
.eh_device_reset_handler = fas216_eh_device_reset,
.eh_abort_handler = fas216_eh_abort,
.cmd_size = sizeof(struct fas216_cmd_priv),
.can_queue = 1,
.this_id = 7,
.sg_tablesize = SG_MAX_SEGMENTS,

10
drivers/scsi/arm/fas216.h
View File

@ -310,6 +310,16 @@ typedef struct {
unsigned long magic_end;
} FAS216_Info;
/* driver-private data per SCSI command. */
struct fas216_cmd_priv {
void (*scsi_done)(struct scsi_cmnd *cmd);
};
static inline struct fas216_cmd_priv *fas216_cmd_priv(struct scsi_cmnd *cmd)
{
return scsi_cmd_priv(cmd);
}
/* Function: int fas216_init (struct Scsi_Host *instance)
* Purpose : initialise FAS/NCR/AMD SCSI structures.
* Params : instance - a driver-specific filled-out structure

2
drivers/scsi/arm/powertec.c
View File

@ -286,7 +286,7 @@ static struct scsi_host_template powertecscsi_template = {
.eh_bus_reset_handler = fas216_eh_bus_reset,
.eh_device_reset_handler = fas216_eh_device_reset,
.eh_abort_handler = fas216_eh_abort,
.cmd_size = sizeof(struct fas216_cmd_priv),
.can_queue = 8,
.this_id = 7,
.sg_tablesize = SG_MAX_SEGMENTS,