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authorAnirban Chakraborty <anirban.chakraborty@qlogic.com>2009-04-07 07:33:40 +0200
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-05-21 00:21:07 +0200
commit2afa19a9377ca61b9489e44bf50029574fbe63be (patch)
treecdfa3878eb04d833bbcd9ce92196bc4456b5ccf5 /drivers/scsi/qla2xxx/qla_gbl.h
parent[SCSI] qla2xxx: Correct compilation failures when DEBUG'n' options are enabled. (diff)
downloadlinux-2afa19a9377ca61b9489e44bf50029574fbe63be.tar.xz
linux-2afa19a9377ca61b9489e44bf50029574fbe63be.zip
[SCSI] qla2xxx: Add QoS support.
Set the number of request queues to the module paramater ql2xmaxqueues. Each vport gets a request queue. The QoS value set to the request queues determines priority control for queued IOs. If QoS value is not specified, the vports use the default queue 0. Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com> Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_gbl.h')
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h27
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 528913f6bed9..b12de0176246 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -67,6 +67,7 @@ extern int ql2xextended_error_logging;
extern int ql2xqfullrampup;
extern int ql2xiidmaenable;
extern int ql2xmaxqueues;
+extern int ql2xmultique_tag;
extern int qla2x00_loop_reset(scsi_qla_host_t *);
extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
@@ -165,13 +166,13 @@ extern int
qla2x00_issue_iocb(scsi_qla_host_t *, void *, dma_addr_t, size_t);
extern int
-qla2x00_abort_command(scsi_qla_host_t *, srb_t *, struct req_que *);
+qla2x00_abort_command(srb_t *);
extern int
-qla2x00_abort_target(struct fc_port *, unsigned int);
+qla2x00_abort_target(struct fc_port *, unsigned int, int);
extern int
-qla2x00_lun_reset(struct fc_port *, unsigned int);
+qla2x00_lun_reset(struct fc_port *, unsigned int, int);
extern int
qla2x00_get_adapter_id(scsi_qla_host_t *, uint16_t *, uint8_t *, uint8_t *,
@@ -236,9 +237,11 @@ extern int
qla24xx_get_isp_stats(scsi_qla_host_t *, struct link_statistics *,
dma_addr_t);
-extern int qla24xx_abort_command(scsi_qla_host_t *, srb_t *, struct req_que *);
-extern int qla24xx_abort_target(struct fc_port *, unsigned int);
-extern int qla24xx_lun_reset(struct fc_port *, unsigned int);
+extern int qla24xx_abort_command(srb_t *);
+extern int
+qla24xx_abort_target(struct fc_port *, unsigned int, int);
+extern int
+qla24xx_lun_reset(struct fc_port *, unsigned int, int);
extern int
qla2x00_system_error(scsi_qla_host_t *);
@@ -295,8 +298,8 @@ extern irqreturn_t qla2100_intr_handler(int, void *);
extern irqreturn_t qla2300_intr_handler(int, void *);
extern irqreturn_t qla24xx_intr_handler(int, void *);
extern void qla2x00_process_response_queue(struct rsp_que *);
-extern void qla24xx_process_response_queue(struct rsp_que *);
-
+extern void
+qla24xx_process_response_queue(struct scsi_qla_host *, struct rsp_que *);
extern int qla2x00_request_irqs(struct qla_hw_data *, struct rsp_que *);
extern void qla2x00_free_irqs(scsi_qla_host_t *);
@@ -401,19 +404,21 @@ extern int qla25xx_request_irq(struct rsp_que *);
extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *);
extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *);
extern int qla25xx_create_req_que(struct qla_hw_data *, uint16_t, uint8_t,
- uint16_t, uint8_t, uint8_t);
+ uint16_t, int, uint8_t);
extern int qla25xx_create_rsp_que(struct qla_hw_data *, uint16_t, uint8_t,
- uint16_t);
+ uint16_t, int);
extern int qla25xx_update_req_que(struct scsi_qla_host *, uint8_t, uint8_t);
extern void qla2x00_init_response_q_entries(struct rsp_que *);
extern int qla25xx_delete_req_que(struct scsi_qla_host *, struct req_que *);
extern int qla25xx_delete_rsp_que(struct scsi_qla_host *, struct rsp_que *);
extern int qla25xx_create_queues(struct scsi_qla_host *, uint8_t);
-extern int qla25xx_delete_queues(struct scsi_qla_host *, uint8_t);
+extern int qla25xx_delete_queues(struct scsi_qla_host *);
extern uint16_t qla24xx_rd_req_reg(struct qla_hw_data *, uint16_t);
extern uint16_t qla25xx_rd_req_reg(struct qla_hw_data *, uint16_t);
extern void qla24xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t);
extern void qla25xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t);
extern void qla25xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
extern void qla24xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
+extern struct scsi_qla_host * qla25xx_get_host(struct rsp_que *);
+
#endif /* _QLA_GBL_H */