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hisi_sas: set max commands as configurable

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Since v2 hardware permits different numbers of commands to v1, set this
as configurable in hisi_sas_hw.

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry
2016-01-26 02:47:03 +08:00
committed by Martin K. Petersen
parent 98bf39fca9
commit a8d547bd93
3 changed files with 16 additions and 13 deletions
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2
drivers/scsi/hisi_sas/hisi_sas.h
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@@ -27,7 +27,6 @@
#define HISI_SAS_QUEUE_SLOTS 512
#define HISI_SAS_MAX_ITCT_ENTRIES 4096
#define HISI_SAS_MAX_DEVICES HISI_SAS_MAX_ITCT_ENTRIES
#define HISI_SAS_COMMAND_ENTRIES 8192
#define HISI_SAS_STATUS_BUF_SZ \
(sizeof(struct hisi_sas_err_record) + 1024)
@@ -144,6 +143,7 @@ struct hisi_sas_hw {
void (*free_device)(struct hisi_hba *hisi_hba,
struct hisi_sas_device *dev);
int (*get_wideport_bitmap)(struct hisi_hba *hisi_hba, int port_id);
int max_command_entries;
int complete_hdr_size;
};