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authorJames Smart <James.Smart@Emulex.Com>2009-05-22 14:51:39 -0400
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-06-08 11:21:29 -0500
commitda0436e915a5c17ee79e72c1bf978a4ebb1cbf4d (patch)
tree7784646b7627117fa7849a901c85294fae905505 /drivers/scsi/lpfc/lpfc_attr.c
parent3772a99175f5378b5001e8da364341a8b8226a4a (diff)
[SCSI] lpfc 8.3.2 : Addition of SLI4 Interface - Base Support
Adds new hardware and interface definitions. Adds new interface routines - utilizing the reorganized layout of the driver. Adds SLI-4 specific functions for attachment, initialization, teardown, etc. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_attr.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c83
1 files changed, 67 insertions, 16 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index c14f0cbdb125..82016fc672b1 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -30,8 +30,10 @@
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_transport_fc.h>
+#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
+#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
@@ -828,18 +830,37 @@ lpfc_get_hba_info(struct lpfc_hba *phba,
return 0;
}
- if (mrpi)
- *mrpi = pmb->un.varRdConfig.max_rpi;
- if (arpi)
- *arpi = pmb->un.varRdConfig.avail_rpi;
- if (mxri)
- *mxri = pmb->un.varRdConfig.max_xri;
- if (axri)
- *axri = pmb->un.varRdConfig.avail_xri;
- if (mvpi)
- *mvpi = pmb->un.varRdConfig.max_vpi;
- if (avpi)
- *avpi = pmb->un.varRdConfig.avail_vpi;
+ if (phba->sli_rev == LPFC_SLI_REV4) {
+ rd_config = &pmboxq->u.mqe.un.rd_config;
+ if (mrpi)
+ *mrpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config);
+ if (arpi)
+ *arpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config) -
+ phba->sli4_hba.max_cfg_param.rpi_used;
+ if (mxri)
+ *mxri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config);
+ if (axri)
+ *axri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config) -
+ phba->sli4_hba.max_cfg_param.xri_used;
+ if (mvpi)
+ *mvpi = bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config);
+ if (avpi)
+ *avpi = bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config) -
+ phba->sli4_hba.max_cfg_param.vpi_used;
+ } else {
+ if (mrpi)
+ *mrpi = pmb->un.varRdConfig.max_rpi;
+ if (arpi)
+ *arpi = pmb->un.varRdConfig.avail_rpi;
+ if (mxri)
+ *mxri = pmb->un.varRdConfig.max_xri;
+ if (axri)
+ *axri = pmb->un.varRdConfig.avail_xri;
+ if (mvpi)
+ *mvpi = pmb->un.varRdConfig.max_vpi;
+ if (avpi)
+ *avpi = pmb->un.varRdConfig.avail_vpi;
+ }
mempool_free(pmboxq, phba->mbox_mem_pool);
return 1;
@@ -2844,15 +2865,39 @@ LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
/*
# lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that
# support this feature
-# 0 = MSI disabled
+# 0 = MSI disabled (default)
# 1 = MSI enabled
-# 2 = MSI-X enabled (default)
-# Value range is [0,2]. Default value is 2.
+# 2 = MSI-X enabled
+# Value range is [0,2]. Default value is 0.
*/
-LPFC_ATTR_R(use_msi, 2, 0, 2, "Use Message Signaled Interrupts (1) or "
+LPFC_ATTR_R(use_msi, 0, 0, 2, "Use Message Signaled Interrupts (1) or "
"MSI-X (2), if possible");
/*
+# lpfc_fcp_imax: Set the maximum number of fast-path FCP interrupts per second
+#
+# Value range is [636,651042]. Default value is 10000.
+*/
+LPFC_ATTR_R(fcp_imax, LPFC_FP_DEF_IMAX, LPFC_MIM_IMAX, LPFC_DMULT_CONST,
+ "Set the maximum number of fast-path FCP interrupts per second");
+
+/*
+# lpfc_fcp_wq_count: Set the number of fast-path FCP work queues
+#
+# Value range is [1,31]. Default value is 4.
+*/
+LPFC_ATTR_R(fcp_wq_count, LPFC_FP_WQN_DEF, LPFC_FP_WQN_MIN, LPFC_FP_WQN_MAX,
+ "Set the number of fast-path FCP work queues, if possible");
+
+/*
+# lpfc_fcp_eq_count: Set the number of fast-path FCP event queues
+#
+# Value range is [1,7]. Default value is 1.
+*/
+LPFC_ATTR_R(fcp_eq_count, LPFC_FP_EQN_DEF, LPFC_FP_EQN_MIN, LPFC_FP_EQN_MAX,
+ "Set the number of fast-path FCP event queues, if possible");
+
+/*
# lpfc_enable_hba_reset: Allow or prevent HBA resets to the hardware.
# 0 = HBA resets disabled
# 1 = HBA resets enabled (default)
@@ -2969,6 +3014,9 @@ struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_lpfc_poll,
&dev_attr_lpfc_poll_tmo,
&dev_attr_lpfc_use_msi,
+ &dev_attr_lpfc_fcp_imax,
+ &dev_attr_lpfc_fcp_wq_count,
+ &dev_attr_lpfc_fcp_eq_count,
&dev_attr_lpfc_enable_bg,
&dev_attr_lpfc_soft_wwnn,
&dev_attr_lpfc_soft_wwpn,
@@ -4105,6 +4153,9 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
lpfc_enable_npiv_init(phba, lpfc_enable_npiv);
lpfc_use_msi_init(phba, lpfc_use_msi);
+ lpfc_fcp_imax_init(phba, lpfc_fcp_imax);
+ lpfc_fcp_wq_count_init(phba, lpfc_fcp_wq_count);
+ lpfc_fcp_eq_count_init(phba, lpfc_fcp_eq_count);
lpfc_enable_hba_reset_init(phba, lpfc_enable_hba_reset);
lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat);
lpfc_enable_bg_init(phba, lpfc_enable_bg);