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[SCSI] qla2xxx: Increase SG table size to support large IO size per scsi command.

The sg table size is increased from 128 to 1024 to support multiple sg lists
and number of sg elements per scsi command.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Giridhar Malavali 2010-09-03 15:20:56 -07:00 committed by James Bottomley
parent 3fadb80b0f
commit 58548cb51a
2 changed files with 12 additions and 2 deletions

View File

@ -2989,6 +2989,8 @@ typedef struct scsi_qla_host {
#define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr) #define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr)
#define QLA_SG_ALL 1024
enum nexus_wait_type { enum nexus_wait_type {
WAIT_HOST = 0, WAIT_HOST = 0,
WAIT_TARGET, WAIT_TARGET,

View File

@ -2136,8 +2136,16 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
else else
base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
base_vha->vp_idx; base_vha->vp_idx;
if (IS_QLA2100(ha))
host->sg_tablesize = 32; /* Set the SG table size based on ISP type */
if (!IS_FWI2_CAPABLE(ha)) {
if (IS_QLA2100(ha))
host->sg_tablesize = 32;
} else {
if (!IS_QLA82XX(ha))
host->sg_tablesize = QLA_SG_ALL;
}
host->max_id = max_id; host->max_id = max_id;
host->this_id = 255; host->this_id = 255;
host->cmd_per_lun = 3; host->cmd_per_lun = 3;