From patchwork Thu Nov 30 02:33:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Karan Tilak Kumar \(kartilak\)" X-Patchwork-Id: 749396 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=cisco.com header.i=@cisco.com header.b="fEONU7aP" Received: from rcdn-iport-3.cisco.com (rcdn-iport-3.cisco.com [173.37.86.74]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D90B6D7D; Wed, 29 Nov 2023 18:36:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=4170; q=dns/txt; s=iport; t=1701311765; x=1702521365; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=OcJECNe81v7ZCEUoq8/ceKd1781hnWAO3rR3PDQ7g5E=; b=fEONU7aPN4b9Tpi9KH0wKH04psoLhYD8UddNgJb5H8hD3CprCLyeyrnb 8lriKvSRnvdbtNoI5j6/WqF85fXJBuLK7i5XLwPCz3Emow9P++GRXEr+T GkF5qhnN4Nv+mrnI0osRqNV7n3QfZ86bWnF3ppYhhEYD8YTJhcBKXY/i1 0=; X-CSE-ConnectionGUID: 3FhXZoMUSn6shXCroO+bEA== X-CSE-MsgGUID: qJPxmgDpSnePdKBGS/YT0w== X-IronPort-AV: E=Sophos;i="6.04,237,1695686400"; d="scan'208";a="149776883" Received: from rcdn-core-9.cisco.com ([173.37.93.145]) by rcdn-iport-3.cisco.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Nov 2023 02:36:05 +0000 Received: from localhost.cisco.com ([10.193.101.253]) (authenticated bits=0) by rcdn-core-9.cisco.com (8.15.2/8.15.2) with ESMTPSA id 3AU2YA47007614 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 30 Nov 2023 02:36:04 GMT From: Karan Tilak Kumar To: sebaddel@cisco.com Cc: arulponn@cisco.com, djhawar@cisco.com, gcboffa@cisco.com, mkai2@cisco.com, satishkh@cisco.com, jejb@linux.ibm.com, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Karan Tilak Kumar , Hannes Reinecke Subject: [PATCH v4 05/13] scsi: fnic: Get copy workqueue count and interrupt mode from config Date: Wed, 29 Nov 2023 18:33:54 -0800 Message-Id: <20231130023402.802282-6-kartilak@cisco.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20231130023402.802282-1-kartilak@cisco.com> References: <20231130023402.802282-1-kartilak@cisco.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Authenticated-User: kartilak@cisco.com X-Outbound-SMTP-Client: 10.193.101.253, [10.193.101.253] X-Outbound-Node: rcdn-core-9.cisco.com Get the copy workqueue count and interrupt mode from the configuration. The config can be changed via UCSM. Add logs to print the interrupt mode and copy workqueue count. Add logs to print the vNIC resources. Reviewed-by: Sesidhar Baddela Reviewed-by: Arulprabhu Ponnusamy Reviewed-by: Hannes Reinecke Signed-off-by: Karan Tilak Kumar --- drivers/scsi/fnic/fnic_res.c | 42 ++++++++++++++++++++++++++++++------ 1 file changed, 36 insertions(+), 6 deletions(-) diff --git a/drivers/scsi/fnic/fnic_res.c b/drivers/scsi/fnic/fnic_res.c index 109316cc4ad9..33dd27f6f24e 100644 --- a/drivers/scsi/fnic/fnic_res.c +++ b/drivers/scsi/fnic/fnic_res.c @@ -57,6 +57,8 @@ int fnic_get_vnic_config(struct fnic *fnic) GET_CONFIG(port_down_timeout); GET_CONFIG(port_down_io_retries); GET_CONFIG(luns_per_tgt); + GET_CONFIG(intr_mode); + GET_CONFIG(wq_copy_count); c->wq_enet_desc_count = min_t(u32, VNIC_FNIC_WQ_DESCS_MAX, @@ -131,6 +133,12 @@ int fnic_get_vnic_config(struct fnic *fnic) c->intr_timer = min_t(u16, VNIC_INTR_TIMER_MAX, c->intr_timer); c->intr_timer_type = c->intr_timer_type; + /* for older firmware, GET_CONFIG will not return anything */ + if (c->wq_copy_count == 0) + c->wq_copy_count = 1; + + c->wq_copy_count = min_t(u16, FNIC_WQ_COPY_MAX, c->wq_copy_count); + shost_printk(KERN_INFO, fnic->lport->host, "vNIC MAC addr %pM " "wq/wq_copy/rq %d/%d/%d\n", @@ -161,6 +169,10 @@ int fnic_get_vnic_config(struct fnic *fnic) shost_printk(KERN_INFO, fnic->lport->host, "vNIC port dn io retries %d port dn timeout %d\n", c->port_down_io_retries, c->port_down_timeout); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC wq_copy_count: %d\n", c->wq_copy_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC intr mode: %d\n", c->intr_mode); return 0; } @@ -187,12 +199,25 @@ int fnic_set_nic_config(struct fnic *fnic, u8 rss_default_cpu, void fnic_get_res_counts(struct fnic *fnic) { fnic->wq_count = vnic_dev_get_res_count(fnic->vdev, RES_TYPE_WQ); - fnic->raw_wq_count = fnic->wq_count - 1; - fnic->wq_copy_count = fnic->wq_count - fnic->raw_wq_count; + fnic->raw_wq_count = 1; + fnic->wq_copy_count = fnic->config.wq_copy_count; fnic->rq_count = vnic_dev_get_res_count(fnic->vdev, RES_TYPE_RQ); fnic->cq_count = vnic_dev_get_res_count(fnic->vdev, RES_TYPE_CQ); fnic->intr_count = vnic_dev_get_res_count(fnic->vdev, RES_TYPE_INTR_CTRL); + + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC fw resources wq_count: %d\n", fnic->wq_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC fw resources raw_wq_count: %d\n", fnic->raw_wq_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC fw resources wq_copy_count: %d\n", fnic->wq_copy_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC fw resources rq_count: %d\n", fnic->rq_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC fw resources cq_count: %d\n", fnic->cq_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC fw resources intr_count: %d\n", fnic->intr_count); } void fnic_free_vnic_resources(struct fnic *fnic) @@ -234,10 +259,15 @@ int fnic_alloc_vnic_resources(struct fnic *fnic) intr_mode == VNIC_DEV_INTR_MODE_MSIX ? "MSI-X" : "unknown"); - shost_printk(KERN_INFO, fnic->lport->host, "vNIC resources avail: " - "wq %d cp_wq %d raw_wq %d rq %d cq %d intr %d\n", - fnic->wq_count, fnic->wq_copy_count, fnic->raw_wq_count, - fnic->rq_count, fnic->cq_count, fnic->intr_count); + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC resources avail: wq %d cp_wq %d raw_wq %d rq %d", + fnic->wq_count, fnic->wq_copy_count, + fnic->raw_wq_count, fnic->rq_count); + + shost_printk(KERN_INFO, fnic->lport->host, + "vNIC resources avail: cq %d intr %d cpy-wq desc count %d\n", + fnic->cq_count, fnic->intr_count, + fnic->config.wq_copy_desc_count); /* Allocate Raw WQ used for FCS frames */ for (i = 0; i < fnic->raw_wq_count; i++) {