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From: Himanshu Madhani <hmadhani@marvell.com>
To: <James.Bottomley@HansenPartnership.com>, <martin.petersen@oracle.com>
Cc: <hmadhani@marvell.com>, <linux-scsi@vger.kernel.org>
Subject: [PATCH 03/25] qla2xxx: Add sysfs node for D-Port Diagnostics AEN data
Date: Wed, 12 Feb 2020 13:44:14 -0800	[thread overview]
Message-ID: <20200212214436.25532-4-hmadhani@marvell.com> (raw)
In-Reply-To: <20200212214436.25532-1-hmadhani@marvell.com>

From: Joe Carnuccio <joe.carnuccio@cavium.com>

This patch adds SysFS node to show D-Port diag data.

Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
---
 drivers/scsi/qla2xxx/qla_attr.c | 21 +++++++++++++++++++++
 drivers/scsi/qla2xxx/qla_def.h  |  1 +
 drivers/scsi/qla2xxx/qla_isr.c  |  1 +
 3 files changed, 23 insertions(+)

diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 927115dc2526..de1930cd53fb 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -2323,6 +2323,26 @@ qla2x00_port_no_show(struct device *dev, struct device_attribute *attr,
 	return scnprintf(buf, PAGE_SIZE, "%u\n", vha->hw->port_no);
 }
 
+static ssize_t
+qla2x00_dport_diagnostics_show(struct device *dev,
+    struct device_attribute *attr, char *buf)
+{
+	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+	if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
+	    !IS_QLA28XX(vha->hw))
+		return scnprintf(buf, PAGE_SIZE, "\n");
+
+	if (!*vha->dport_data)
+		return scnprintf(buf, PAGE_SIZE, "\n");
+
+	return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
+	    vha->dport_data[0], vha->dport_data[1],
+	    vha->dport_data[2], vha->dport_data[3]);
+}
+static DEVICE_ATTR(dport_diagnostics, 0444,
+	   qla2x00_dport_diagnostics_show, NULL);
+
 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_driver_version_show, NULL);
 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
@@ -2431,6 +2451,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
 	&dev_attr_port_speed,
 	&dev_attr_port_no,
 	&dev_attr_fw_attr,
+	&dev_attr_dport_diagnostics,
 	NULL, /* reserve for qlini_mode */
 	NULL, /* reserve for ql2xiniexchg */
 	NULL, /* reserve for ql2xexchoffld */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index b59643883ad1..22f859bef778 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -4541,6 +4541,7 @@ typedef struct scsi_qla_host {
 	uint8_t n2n_node_name[WWN_SIZE];
 	uint8_t n2n_port_name[WWN_SIZE];
 	uint16_t	n2n_id;
+	__le16 dport_data[4];
 	struct list_head gpnid_list;
 	struct fab_scan scan;
 
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index e40705d38cea..73b6cfd14581 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -1254,6 +1254,7 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 		ql_dbg(ql_dbg_async, vha, 0x5052,
 		    "D-Port Diagnostics: %04x %04x %04x %04x\n",
 		    mb[0], mb[1], mb[2], mb[3]);
+		memcpy(vha->dport_data, mb, sizeof(vha->dport_data));
 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
 			static char *results[] = {
 			    "start", "done(pass)", "done(error)", "undefined" };
-- 
2.12.0


  parent reply	other threads:[~2020-02-12 21:44 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-12 21:44 [PATCH 00/25] qla2xxx: Updates for the driver Himanshu Madhani
2020-02-12 21:44 ` [PATCH 01/25] qla2xxx: Add beacon LED config sysfs interface Himanshu Madhani
2020-02-12 21:44 ` [PATCH 02/25] qla2xxx: Move free of fcport out of interrupt context Himanshu Madhani
2020-02-12 21:44 ` Himanshu Madhani [this message]
2020-02-12 21:44 ` [PATCH 04/25] qla2xxx: Remove all DIX-0 references Himanshu Madhani
2020-02-12 21:44 ` [PATCH 05/25] qla2xxx: Add endianizer macro calls to fc host stats Himanshu Madhani
2020-02-12 21:44 ` [PATCH 06/25] qla2xxx: Add changes in preparation for vendor extended FDMI/RDP Himanshu Madhani
2020-02-12 21:44 ` [PATCH 07/25] qla2xxx: Add vendor extended RDP additions and amendments Himanshu Madhani
2020-02-12 21:44 ` [PATCH 08/25] qla2xxx: Add ql2xrdpenable module parameter for RDP Himanshu Madhani
2020-02-12 21:44 ` [PATCH 09/25] qla2xxx: Add vendor extended FDMI commands Himanshu Madhani
2020-02-12 21:44 ` [PATCH 10/25] qla2xxx: Display message for FCE enabled Himanshu Madhani
2020-02-12 21:44 ` [PATCH 11/25] qla2xxx: Show correct port speed capabilities for RDP command Himanshu Madhani
2020-02-12 21:44 ` [PATCH 12/25] qla2xxx: Cleanup ELS/PUREX iocb fields Himanshu Madhani
2020-02-12 21:44 ` [PATCH 13/25] qla2xxx: Add deferred queue for processing ABTS and RDP Himanshu Madhani
2020-02-12 21:44 ` [PATCH 14/25] qla2xxx: Handle cases for limiting RDP response payload length Himanshu Madhani
2020-02-12 21:44 ` [PATCH 15/25] qla2xxx: Fix RDP response size Himanshu Madhani
2020-02-12 21:44 ` [PATCH 16/25] qla2xxx: Use endian macros to assign static fields in fwdump header Himanshu Madhani
2020-02-12 21:44 ` [PATCH 17/25] qla2xxx: Correction to selection of loopback/echo test Himanshu Madhani
2020-02-12 21:44 ` [PATCH 18/25] qla2xxx: Fix qla2x00_echo_test() based on ISP type Himanshu Madhani
2020-02-12 21:44 ` [PATCH 19/25] qla2xxx: Print portname for logging in qla24xx_logio_entry() Himanshu Madhani
2020-02-12 21:44 ` [PATCH 20/25] qla2xxx: Use correct ISP28xx active FW region Himanshu Madhani
2020-02-12 21:44 ` [PATCH 21/25] qla2xxx: Save rscn_gen for new fcport Himanshu Madhani
2020-02-12 21:44 ` [PATCH 22/25] qla2xxx: Fix control flags for login/logout IOCB Himanshu Madhani
2020-02-12 21:44 ` [PATCH 23/25] qla2xxx: Add fixes for mailbox command Himanshu Madhani
2020-02-12 21:44 ` [PATCH 24/25] qla2xxx: Use QLA_FW_STOPPED macro to propagate flag Himanshu Madhani
2020-02-12 21:44 ` [PATCH 25/25] qla2xxx: Update driver version to 10.01.00.24-k Himanshu Madhani
2020-02-21 23:33 ` [PATCH 00/25] qla2xxx: Updates for the driver Martin K. Petersen
2020-02-24 16:36   ` Himanshu Madhani
2020-02-25  4:32   ` Bart Van Assche

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