From: Muneendra <muneendra.kumar@broadcom.com>
To: linux-block@vger.kernel.org, linux-scsi@vger.kernel.org,
tj@kernel.org, linux-nvme@lists.infradead.org, hare@suse.de
Cc: jsmart2021@gmail.com, emilne@redhat.com, mkumar@redhat.com,
Gaurav Srivastava <gaurav.srivastava@broadcom.com>
Subject: [PATCH v9 05/13] lpfc: vmid: VMID params initialization
Date: Wed, 7 Apr 2021 04:36:29 +0530 [thread overview]
Message-ID: <1617750397-26466-6-git-send-email-muneendra.kumar@broadcom.com> (raw)
In-Reply-To: <1617750397-26466-1-git-send-email-muneendra.kumar@broadcom.com>
From: Gaurav Srivastava <gaurav.srivastava@broadcom.com>
This patch initializes the VMID parameters like the type of vmid, max
number of vmids supported and timeout value for the vmid registration
based on the user input.
Signed-off-by: Gaurav Srivastava <gaurav.srivastava@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
---
v9:
updated comments
v8:
No change
v7:
No change
v6:
No change
v5:
No change
v4:
No change
v3:
No change
v2:
Ported the patch on top of 5.10/scsi-queue
---
drivers/scsi/lpfc/lpfc_attr.c | 48 +++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 8b4c42016865..251b45fdb3bc 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -6150,6 +6150,45 @@ LPFC_ATTR_RW(enable_dpp, 1, 0, 1, "Enable Direct Packet Push");
*/
LPFC_ATTR_R(enable_mi, 1, 0, 1, "Enable MI");
+/*
+ * lpfc_max_vmid: Maximum number of VMs to be tagged. This is valid only if
+ * either vmid_app_header or vmid_priority_tagging is enabled.
+ * 4 - 255 = vmid support enabled for 4-255 VMs
+ * Value range is [4,255].
+ */
+LPFC_ATTR_RW(max_vmid, LPFC_MIN_VMID, LPFC_MIN_VMID, LPFC_MAX_VMID,
+ "Maximum number of VMs supported");
+
+/*
+ * lpfc_vmid_inactivity_timeout: Inactivity timeout duration in hours
+ * 0 = Timeout is disabled
+ * Value range is [0,24].
+ */
+LPFC_ATTR_RW(vmid_inactivity_timeout, 4, 0, 24,
+ "Inactivity timeout in hours");
+
+/*
+ * lpfc_vmid_app_header: Enable App Header VMID support
+ * 0 = Support is disabled (default)
+ * 1 = Support is enabled
+ * Value range is [0,1].
+ */
+LPFC_ATTR_RW(vmid_app_header, LPFC_VMID_APP_HEADER_DISABLE,
+ LPFC_VMID_APP_HEADER_DISABLE, LPFC_VMID_APP_HEADER_ENABLE,
+ "Enable App Header VMID support");
+
+/*
+ * lpfc_vmid_priority_tagging: Enable Priority Tagging VMID support
+ * 0 = Support is disabled (default)
+ * 1 = Allow supported targets only
+ * 2 = Allow all targets
+ * Value range is [0,2].
+ */
+LPFC_ATTR_RW(vmid_priority_tagging, LPFC_VMID_PRIO_TAG_DISABLE,
+ LPFC_VMID_PRIO_TAG_DISABLE,
+ LPFC_VMID_PRIO_TAG_ALL_TARGETS,
+ "Enable Priority Tagging VMID support");
+
struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_nvme_info,
&dev_attr_scsi_stat,
@@ -6268,6 +6307,10 @@ struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_lpfc_enable_bbcr,
&dev_attr_lpfc_enable_dpp,
&dev_attr_lpfc_enable_mi,
+ &dev_attr_lpfc_max_vmid,
+ &dev_attr_lpfc_vmid_inactivity_timeout,
+ &dev_attr_lpfc_vmid_app_header,
+ &dev_attr_lpfc_vmid_priority_tagging,
NULL,
};
@@ -7327,6 +7370,11 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat);
lpfc_EnableXLane_init(phba, lpfc_EnableXLane);
+ /* VMID Inits */
+ lpfc_max_vmid_init(phba, lpfc_max_vmid);
+ lpfc_vmid_inactivity_timeout_init(phba, lpfc_vmid_inactivity_timeout);
+ lpfc_vmid_app_header_init(phba, lpfc_vmid_app_header);
+ lpfc_vmid_priority_tagging_init(phba, lpfc_vmid_priority_tagging);
if (phba->sli_rev != LPFC_SLI_REV4)
phba->cfg_EnableXLane = 0;
lpfc_XLanePriority_init(phba, lpfc_XLanePriority);
--
2.26.2
next prev parent reply other threads:[~2021-04-07 5:59 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-06 23:06 [PATCH v9 00/13] blkcg:Support to track FC storage blk io traffic Muneendra
2021-04-06 23:06 ` [PATCH v9 01/13] cgroup: Added cgroup_get_from_id Muneendra
2021-04-08 8:26 ` Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 02/13] blkcg: Added a app identifier support for blkcg Muneendra
2021-04-08 8:26 ` Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 03/13] nvme: Added a newsysfs attribute appid_store Muneendra
2021-04-18 15:32 ` Benjamin Block
2021-04-20 6:54 ` Muneendra Kumar M
2021-04-20 11:09 ` Benjamin Block
2021-04-22 23:29 ` James Smart
2021-04-23 10:14 ` Benjamin Block
2021-04-06 23:06 ` [PATCH v9 04/13] lpfc: vmid: Add the datastructure for supporting VMID in lpfc Muneendra
2021-04-08 8:28 ` Hannes Reinecke
2021-04-06 23:06 ` Muneendra [this message]
2021-04-08 8:29 ` [PATCH v9 05/13] lpfc: vmid: VMID params initialization Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 06/13] lpfc: vmid: Add support for vmid in mailbox command, does vmid resource allocation and vmid cleanup Muneendra
2021-04-08 8:32 ` Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 07/13] lpfc: vmid: Implements ELS commands for appid patch Muneendra
2021-04-08 8:34 ` Hannes Reinecke
2021-04-20 12:38 ` Benjamin Block
2021-04-21 22:55 ` James Smart
2021-04-22 9:28 ` Benjamin Block
2021-04-06 23:06 ` [PATCH v9 08/13] lpfc: vmid: Functions to manage vmids Muneendra
2021-04-08 8:35 ` Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 09/13] lpfc: vmid: Implements CT commands for appid Muneendra
2021-04-08 8:37 ` Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 10/13] lpfc: vmid: Appends the vmid in the wqe before sending Muneendra
2021-04-06 23:06 ` [PATCH v9 11/13] lpfc: vmid: Timeout implementation for vmid Muneendra
2021-04-08 8:38 ` Hannes Reinecke
2021-04-06 23:06 ` [PATCH v9 12/13] lpfc: vmid: Adding qfpa and vmid timeout check in worker thread Muneendra
2021-04-06 23:06 ` [PATCH v9 13/13] lpfc: vmid: Introducing vmid in io path Muneendra
2021-04-08 8:46 ` Hannes Reinecke
2021-04-10 15:00 ` James Smart
2021-04-12 5:27 ` Hannes Reinecke
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