From fa4b63b7b3b4b775ec0915db64984f82bbce9cd7 Mon Sep 17 00:00:00 2001
From: Himanshu Madhani <hmadhani@redhat.com>
Date: Thu, 1 Aug 2019 15:54:54 -0400
Subject: [PATCH 034/124] [scsi] scsi: qla2xxx: Correctly report max/min
supported speeds
Message-id: <20190801155618.12650-35-hmadhani@redhat.com>
Patchwork-id: 267809
O-Subject: [RHEL 7.8 e-stor PATCH 034/118] scsi: qla2xxx: Correctly report max/min supported speeds
Bugzilla: 1729270
RH-Acked-by: Jarod Wilson <jarod@redhat.com>
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
From: Joe Carnuccio <joe.carnuccio@cavium.com>
Bugzilla 1729270
This patch fixes reported speed for min_link and max_supported speed. Also
rename sysfs nodes link_speed and max_supported to be consistent with
{min|max}_suuported_speed.
Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Mike Hernandez <mhernandez@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit 72a92df2109bf62094c25436ded2be0283d9aa24)
Signed-off-by: Himanshu Madhani <hmadhani@redhat.com>
Signed-off-by: Jan Stancek <jstancek@redhat.com>
---
drivers/scsi/qla2xxx/qla_attr.c | 94 +++++++++++++++++++++++++----------------
drivers/scsi/qla2xxx/qla_def.h | 7 +--
drivers/scsi/qla2xxx/qla_fw.h | 2 +-
drivers/scsi/qla2xxx/qla_mbx.c | 65 +++++++++++++++-------------
4 files changed, 98 insertions(+), 70 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 4dd5dd9767ed..4b3cd62a5c5b 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1622,8 +1622,8 @@ qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
}
static ssize_t
-qla2x00_min_link_speed_show(struct device *dev, struct device_attribute *attr,
- char *buf)
+qla2x00_min_supported_speed_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
struct qla_hw_data *ha = vha->hw;
@@ -1632,16 +1632,17 @@ qla2x00_min_link_speed_show(struct device *dev, struct device_attribute *attr,
return scnprintf(buf, PAGE_SIZE, "\n");
return scnprintf(buf, PAGE_SIZE, "%s\n",
- ha->min_link_speed == 5 ? "32Gps" :
- ha->min_link_speed == 4 ? "16Gps" :
- ha->min_link_speed == 3 ? "8Gps" :
- ha->min_link_speed == 2 ? "4Gps" :
- ha->min_link_speed != 0 ? "unknown" : "");
+ ha->min_supported_speed == 6 ? "64Gps" :
+ ha->min_supported_speed == 5 ? "32Gps" :
+ ha->min_supported_speed == 4 ? "16Gps" :
+ ha->min_supported_speed == 3 ? "8Gps" :
+ ha->min_supported_speed == 2 ? "4Gps" :
+ ha->min_supported_speed != 0 ? "unknown" : "");
}
static ssize_t
-qla2x00_max_speed_sup_show(struct device *dev, struct device_attribute *attr,
- char *buf)
+qla2x00_max_supported_speed_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
struct qla_hw_data *ha = vha->hw;
@@ -1650,7 +1651,9 @@ qla2x00_max_speed_sup_show(struct device *dev, struct device_attribute *attr,
return scnprintf(buf, PAGE_SIZE, "\n");
return scnprintf(buf, PAGE_SIZE, "%s\n",
- ha->max_speed_sup ? "32Gps" : "16Gps");
+ ha->max_supported_speed == 2 ? "64Gps" :
+ ha->max_supported_speed == 1 ? "32Gps" :
+ ha->max_supported_speed == 0 ? "16Gps" : "unknown");
}
static ssize_t
@@ -2254,8 +2257,10 @@ static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
qla2x00_allow_cna_fw_dump_show,
qla2x00_allow_cna_fw_dump_store);
static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
-static DEVICE_ATTR(min_link_speed, S_IRUGO, qla2x00_min_link_speed_show, NULL);
-static DEVICE_ATTR(max_speed_sup, S_IRUGO, qla2x00_max_speed_sup_show, NULL);
+static DEVICE_ATTR(min_supported_speed, 0444,
+ qla2x00_min_supported_speed_show, NULL);
+static DEVICE_ATTR(max_supported_speed, 0444,
+ qla2x00_max_supported_speed_show, NULL);
static DEVICE_ATTR(zio_threshold, 0644,
qla_zio_threshold_show,
qla_zio_threshold_store);
@@ -2304,8 +2309,8 @@ struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_fw_dump_size,
&dev_attr_allow_cna_fw_dump,
&dev_attr_pep_version,
- &dev_attr_min_link_speed,
- &dev_attr_max_speed_sup,
+ &dev_attr_min_supported_speed,
+ &dev_attr_max_supported_speed,
&dev_attr_zio_threshold,
&dev_attr_dif_bundle_statistics,
&dev_attr_port_speed,
@@ -3034,7 +3039,7 @@ void
qla2x00_init_host_attr(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
- u32 speed = FC_PORTSPEED_UNKNOWN;
+ u32 speeds = FC_PORTSPEED_UNKNOWN;
fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
@@ -3045,28 +3050,45 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha)
fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
if (IS_CNA_CAPABLE(ha))
- speed = FC_PORTSPEED_10GBIT;
- else if (IS_QLA2031(ha))
- speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
- FC_PORTSPEED_4GBIT;
- else if (IS_QLA25XX(ha))
- speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
- FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+ speeds = FC_PORTSPEED_10GBIT;
+ else if (IS_QLA28XX(ha) || IS_QLA27XX(ha)) {
+ if (ha->max_supported_speed == 2) {
+ if (ha->min_supported_speed <= 6)
+ speeds |= FC_PORTSPEED_64GBIT;
+ }
+ if (ha->max_supported_speed == 2 ||
+ ha->max_supported_speed == 1) {
+ if (ha->min_supported_speed <= 5)
+ speeds |= FC_PORTSPEED_32GBIT;
+ }
+ if (ha->max_supported_speed == 2 ||
+ ha->max_supported_speed == 1 ||
+ ha->max_supported_speed == 0) {
+ if (ha->min_supported_speed <= 4)
+ speeds |= FC_PORTSPEED_16GBIT;
+ }
+ if (ha->max_supported_speed == 1 ||
+ ha->max_supported_speed == 0) {
+ if (ha->min_supported_speed <= 3)
+ speeds |= FC_PORTSPEED_8GBIT;
+ }
+ if (ha->max_supported_speed == 0) {
+ if (ha->min_supported_speed <= 2)
+ speeds |= FC_PORTSPEED_4GBIT;
+ }
+ } else if (IS_QLA2031(ha))
+ speeds = FC_PORTSPEED_16GBIT|FC_PORTSPEED_8GBIT|
+ FC_PORTSPEED_4GBIT;
+ else if (IS_QLA25XX(ha) || IS_QLAFX00(ha))
+ speeds = FC_PORTSPEED_8GBIT|FC_PORTSPEED_4GBIT|
+ FC_PORTSPEED_2GBIT|FC_PORTSPEED_1GBIT;
else if (IS_QLA24XX_TYPE(ha))
- speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
- FC_PORTSPEED_1GBIT;
+ speeds = FC_PORTSPEED_4GBIT|FC_PORTSPEED_2GBIT|
+ FC_PORTSPEED_1GBIT;
else if (IS_QLA23XX(ha))
- speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
- else if (IS_QLAFX00(ha))
- speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
- FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
- else if (IS_QLA27XX(ha))
- speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT |
- FC_PORTSPEED_8GBIT;
- else if (IS_QLA28XX(ha))
- speed = FC_PORTSPEED_64GBIT | FC_PORTSPEED_32GBIT |
- FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT;
+ speeds = FC_PORTSPEED_2GBIT|FC_PORTSPEED_1GBIT;
else
- speed = FC_PORTSPEED_1GBIT;
- fc_host_supported_speeds(vha->host) = speed;
+ speeds = FC_PORTSPEED_1GBIT;
+
+ fc_host_supported_speeds(vha->host) = speeds;
}
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 2c1fe64d2454..1730931cd6b2 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -4230,8 +4230,8 @@ struct qla_hw_data {
struct qlt_hw_data tgt;
int allow_cna_fw_dump;
uint32_t fw_ability_mask;
- uint16_t min_link_speed;
- uint16_t max_speed_sup;
+ uint16_t min_supported_speed;
+ uint16_t max_supported_speed;
/* DMA pool for the DIF bundling buffers */
struct dma_pool *dif_bundl_pool;
@@ -4462,7 +4462,7 @@ typedef struct scsi_qla_host {
int fcport_count;
wait_queue_head_t fcport_waitQ;
wait_queue_head_t vref_waitq;
- uint8_t min_link_speed_feat;
+ uint8_t min_supported_speed;
uint8_t n2n_node_name[WWN_SIZE];
uint8_t n2n_port_name[WWN_SIZE];
uint16_t n2n_id;
@@ -4740,4 +4740,5 @@ struct sff_8247_a0 {
#include "qla_gbl.h"
#include "qla_dbg.h"
#include "qla_inline.h"
+
#endif
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index f7ff1d01a315..62b37775a7b8 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -1757,7 +1757,7 @@ struct nvram_81xx {
uint16_t reserved_6_3[14];
/* Offset 192. */
- uint8_t min_link_speed;
+ uint8_t min_supported_speed;
uint8_t reserved_7_0;
uint16_t reserved_7[31];
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index b64b7b9be08b..509fc2d78614 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -737,13 +737,14 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
struct nvram_81xx *nv = ha->nvram;
/* set minimum speed if specified in nvram */
- if (nv->min_link_speed >= 2 &&
- nv->min_link_speed <= 5) {
+ if (nv->min_supported_speed >= 2 &&
+ nv->min_supported_speed <= 5) {
mcp->mb[4] |= BIT_4;
- mcp->mb[11] = nv->min_link_speed;
+ mcp->mb[11] |= nv->min_supported_speed & 0xF;
mcp->out_mb |= MBX_11;
mcp->in_mb |= BIT_5;
- vha->min_link_speed_feat = nv->min_link_speed;
+ vha->min_supported_speed =
+ nv->min_supported_speed;
}
}
@@ -771,35 +772,39 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
if (rval != QLA_SUCCESS) {
ql_dbg(ql_dbg_mbx, vha, 0x1026,
"Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
- } else {
- if (IS_FWI2_CAPABLE(ha)) {
- ha->fw_ability_mask = mcp->mb[3] << 16 | mcp->mb[2];
- ql_dbg(ql_dbg_mbx, vha, 0x119a,
- "fw_ability_mask=%x.\n", ha->fw_ability_mask);
- ql_dbg(ql_dbg_mbx, vha, 0x1027,
- "exchanges=%x.\n", mcp->mb[1]);
- if (IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
- IS_QLA28XX(ha)) {
- ha->max_speed_sup = mcp->mb[2] & BIT_0;
- ql_dbg(ql_dbg_mbx, vha, 0x119b,
- "Maximum speed supported=%s.\n",
- ha->max_speed_sup ? "32Gps" : "16Gps");
- if (vha->min_link_speed_feat) {
- ha->min_link_speed = mcp->mb[5];
- ql_dbg(ql_dbg_mbx, vha, 0x119c,
- "Minimum speed set=%s.\n",
- mcp->mb[5] == 5 ? "32Gps" :
- mcp->mb[5] == 4 ? "16Gps" :
- mcp->mb[5] == 3 ? "8Gps" :
- mcp->mb[5] == 2 ? "4Gps" :
- "unknown");
- }
- }
+ return rval;
+ }
+
+ if (!IS_FWI2_CAPABLE(ha))
+ goto done;
+
+ ha->fw_ability_mask = mcp->mb[3] << 16 | mcp->mb[2];
+ ql_dbg(ql_dbg_mbx, vha, 0x119a,
+ "fw_ability_mask=%x.\n", ha->fw_ability_mask);
+ ql_dbg(ql_dbg_mbx, vha, 0x1027, "exchanges=%x.\n", mcp->mb[1]);
+ if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
+ ha->max_supported_speed = mcp->mb[2] & (BIT_0|BIT_1);
+ ql_dbg(ql_dbg_mbx, vha, 0x119b, "max_supported_speed=%s.\n",
+ ha->max_supported_speed == 0 ? "16Gps" :
+ ha->max_supported_speed == 1 ? "32Gps" :
+ ha->max_supported_speed == 2 ? "64Gps" : "unknown");
+ if (vha->min_supported_speed) {
+ ha->min_supported_speed = mcp->mb[5] &
+ (BIT_0 | BIT_1 | BIT_2);
+ ql_dbg(ql_dbg_mbx, vha, 0x119c,
+ "min_supported_speed=%s.\n",
+ ha->min_supported_speed == 6 ? "64Gps" :
+ ha->min_supported_speed == 5 ? "32Gps" :
+ ha->min_supported_speed == 4 ? "16Gps" :
+ ha->min_supported_speed == 3 ? "8Gps" :
+ ha->min_supported_speed == 2 ? "4Gps" : "unknown");
}
- ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1028,
- "Done.\n");
}
+done:
+ ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1028,
+ "Done %s.\n", __func__);
+
return rval;
}
--
2.13.6