| Message ID | 20210616034419.725-2-thunder.leizhen@huawei.com |
|---|---|
| State | New |
| Headers | show |
| Series | scsi: use DEVICE_ATTR_*() macros to simplify code | expand |
> -----Original Message----- > From: Zhen Lei <thunder.leizhen@huawei.com> > Sent: Wednesday, June 16, 2021 9:14 AM > To: Nilesh Javali <njavali@marvell.com>; Manish Rangankar > <mrangankar@marvell.com>; Saurav Kashyap <skashyap@marvell.com>; Javed > Hasan <jhasan@marvell.com>; Kashyap Desai > <kashyap.desai@broadcom.com>; Sumit Saxena > <sumit.saxena@broadcom.com>; Shivasharan S > <shivasharan.srikanteshwara@broadcom.com>; GR-QLogic-Storage-Upstream > <GR-QLogic-Storage-Upstream@marvell.com>; megaraidlinux . pdl > <megaraidlinux.pdl@broadcom.com>; James E . J . Bottomley > <jejb@linux.ibm.com>; Martin K . Petersen <martin.petersen@oracle.com>; > linux-scsi <linux-scsi@vger.kernel.org> > Cc: Zhen Lei <thunder.leizhen@huawei.com> > Subject: [PATCH v2 1/4] scsi: qedi: use DEVICE_ATTR_RO macro > > Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which > makes the code a bit shorter and easier to read. > > Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com> > --- > drivers/scsi/qedi/qedi_sysfs.c | 14 +++++++------- > 1 file changed, 7 insertions(+), 7 deletions(-) > > diff --git a/drivers/scsi/qedi/qedi_sysfs.c b/drivers/scsi/qedi/qedi_sysfs.c index > 04ee68e6499c912..be174d30eb7c275 100644 > --- a/drivers/scsi/qedi/qedi_sysfs.c > +++ b/drivers/scsi/qedi/qedi_sysfs.c > @@ -16,9 +16,9 @@ static inline struct qedi_ctx *qedi_dev_to_hba(struct > device *dev) > return iscsi_host_priv(shost); > } > > -static ssize_t qedi_show_port_state(struct device *dev, > - struct device_attribute *attr, > - char *buf) > +static ssize_t port_state_show(struct device *dev, > + struct device_attribute *attr, > + char *buf) > { > struct qedi_ctx *qedi = qedi_dev_to_hba(dev); > > @@ -28,8 +28,8 @@ static ssize_t qedi_show_port_state(struct device *dev, > return sprintf(buf, "Linkdown\n"); > } > > -static ssize_t qedi_show_speed(struct device *dev, > - struct device_attribute *attr, char *buf) > +static ssize_t speed_show(struct device *dev, > + struct device_attribute *attr, char *buf) > { > struct qedi_ctx *qedi = qedi_dev_to_hba(dev); > struct qed_link_output if_link; > @@ -39,8 +39,8 @@ static ssize_t qedi_show_speed(struct device *dev, > return sprintf(buf, "%d Gbit\n", if_link.speed / 1000); } > > -static DEVICE_ATTR(port_state, 0444, qedi_show_port_state, NULL); -static > DEVICE_ATTR(speed, 0444, qedi_show_speed, NULL); > +static DEVICE_ATTR_RO(port_state); > +static DEVICE_ATTR_RO(speed); > > struct device_attribute *qedi_shost_attrs[] = { > &dev_attr_port_state, > -- Thanks, Acked-by: Manish Rangankar <mrangankar@marvell.com>
diff --git a/drivers/scsi/qedi/qedi_sysfs.c b/drivers/scsi/qedi/qedi_sysfs.c index 04ee68e6499c912..be174d30eb7c275 100644 --- a/drivers/scsi/qedi/qedi_sysfs.c +++ b/drivers/scsi/qedi/qedi_sysfs.c @@ -16,9 +16,9 @@ static inline struct qedi_ctx *qedi_dev_to_hba(struct device *dev) return iscsi_host_priv(shost); } -static ssize_t qedi_show_port_state(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t port_state_show(struct device *dev, + struct device_attribute *attr, + char *buf) { struct qedi_ctx *qedi = qedi_dev_to_hba(dev); @@ -28,8 +28,8 @@ static ssize_t qedi_show_port_state(struct device *dev, return sprintf(buf, "Linkdown\n"); } -static ssize_t qedi_show_speed(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t speed_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct qedi_ctx *qedi = qedi_dev_to_hba(dev); struct qed_link_output if_link; @@ -39,8 +39,8 @@ static ssize_t qedi_show_speed(struct device *dev, return sprintf(buf, "%d Gbit\n", if_link.speed / 1000); } -static DEVICE_ATTR(port_state, 0444, qedi_show_port_state, NULL); -static DEVICE_ATTR(speed, 0444, qedi_show_speed, NULL); +static DEVICE_ATTR_RO(port_state); +static DEVICE_ATTR_RO(speed); struct device_attribute *qedi_shost_attrs[] = { &dev_attr_port_state,
Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read. Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com> --- drivers/scsi/qedi/qedi_sysfs.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) -- 2.26.0.106.g9fadedd