| 1 | // SPDX-License-Identifier: GPL-2.0-only |
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| 2 | /* |
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| 3 | * QLogic iSCSI Offload Driver |
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| 4 | * Copyright (c) 2016 Cavium Inc. |
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| 5 | */ |
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| 6 | |
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| 7 | #include "qedi.h" |
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| 8 | #include "qedi_gbl.h" |
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| 9 | #include "qedi_iscsi.h" |
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| 10 | #include "qedi_dbg.h" |
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| 11 | |
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| 12 | static inline struct qedi_ctx *qedi_dev_to_hba(struct device *dev) |
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| 13 | { |
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| 14 | struct Scsi_Host *shost = class_to_shost(dev); |
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| 15 | |
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| 16 | return iscsi_host_priv(shost); |
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| 17 | } |
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| 18 | |
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| 19 | static ssize_t port_state_show(struct device *dev, |
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| 20 | struct device_attribute *attr, |
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| 21 | char *buf) |
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| 22 | { |
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| 23 | struct qedi_ctx *qedi = qedi_dev_to_hba(dev); |
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| 24 | |
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| 25 | if (atomic_read(v: &qedi->link_state) == QEDI_LINK_UP) |
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| 26 | return sprintf(buf, fmt: "Online\n" ); |
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| 27 | else |
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| 28 | return sprintf(buf, fmt: "Linkdown\n" ); |
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| 29 | } |
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| 30 | |
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| 31 | static ssize_t speed_show(struct device *dev, |
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| 32 | struct device_attribute *attr, char *buf) |
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| 33 | { |
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| 34 | struct qedi_ctx *qedi = qedi_dev_to_hba(dev); |
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| 35 | struct qed_link_output if_link; |
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| 36 | |
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| 37 | qedi_ops->common->get_link(qedi->cdev, &if_link); |
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| 38 | |
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| 39 | return sprintf(buf, fmt: "%d Gbit\n" , if_link.speed / 1000); |
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| 40 | } |
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| 41 | |
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| 42 | static DEVICE_ATTR_RO(port_state); |
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| 43 | static DEVICE_ATTR_RO(speed); |
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| 44 | |
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| 45 | static struct attribute *qedi_shost_attrs[] = { |
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| 46 | &dev_attr_port_state.attr, |
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| 47 | &dev_attr_speed.attr, |
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| 48 | NULL |
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| 49 | }; |
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| 50 | |
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| 51 | static const struct attribute_group qedi_shost_attr_group = { |
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| 52 | .attrs = qedi_shost_attrs |
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| 53 | }; |
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| 54 | |
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| 55 | const struct attribute_group *qedi_shost_groups[] = { |
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| 56 | &qedi_shost_attr_group, |
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| 57 | NULL |
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| 58 | }; |
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| 59 | |
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