mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-14 15:54:15 +08:00
fb3fed7926
The dev_attrs field of struct bus_type is going away soon, dev_groups should be used instead. This converts the ide bus code to use the correct field. Acked-by: David S. Miller <davem@davemloft.net> Cc: <linux-ide@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
143 lines
3.2 KiB
C
143 lines
3.2 KiB
C
#include <linux/kernel.h>
|
|
#include <linux/ide.h>
|
|
|
|
char *ide_media_string(ide_drive_t *drive)
|
|
{
|
|
switch (drive->media) {
|
|
case ide_disk:
|
|
return "disk";
|
|
case ide_cdrom:
|
|
return "cdrom";
|
|
case ide_tape:
|
|
return "tape";
|
|
case ide_floppy:
|
|
return "floppy";
|
|
case ide_optical:
|
|
return "optical";
|
|
default:
|
|
return "UNKNOWN";
|
|
}
|
|
}
|
|
|
|
static ssize_t media_show(struct device *dev, struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
ide_drive_t *drive = to_ide_device(dev);
|
|
return sprintf(buf, "%s\n", ide_media_string(drive));
|
|
}
|
|
static DEVICE_ATTR_RO(media);
|
|
|
|
static ssize_t drivename_show(struct device *dev, struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
ide_drive_t *drive = to_ide_device(dev);
|
|
return sprintf(buf, "%s\n", drive->name);
|
|
}
|
|
static DEVICE_ATTR_RO(drivename);
|
|
|
|
static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
ide_drive_t *drive = to_ide_device(dev);
|
|
return sprintf(buf, "ide:m-%s\n", ide_media_string(drive));
|
|
}
|
|
static DEVICE_ATTR_RO(modalias);
|
|
|
|
static ssize_t model_show(struct device *dev, struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
ide_drive_t *drive = to_ide_device(dev);
|
|
return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_PROD]);
|
|
}
|
|
static DEVICE_ATTR_RO(model);
|
|
|
|
static ssize_t firmware_show(struct device *dev, struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
ide_drive_t *drive = to_ide_device(dev);
|
|
return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_FW_REV]);
|
|
}
|
|
static DEVICE_ATTR_RO(firmware);
|
|
|
|
static ssize_t serial_show(struct device *dev, struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
ide_drive_t *drive = to_ide_device(dev);
|
|
return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_SERNO]);
|
|
}
|
|
static DEVICE_ATTR(serial, 0400, serial_show, NULL);
|
|
|
|
static DEVICE_ATTR(unload_heads, 0644, ide_park_show, ide_park_store);
|
|
|
|
static struct attribute *ide_attrs[] = {
|
|
&dev_attr_media.attr,
|
|
&dev_attr_drivename.attr,
|
|
&dev_attr_modalias.attr,
|
|
&dev_attr_model.attr,
|
|
&dev_attr_firmware.attr,
|
|
&dev_attr_serial.attr,
|
|
&dev_attr_unload_heads.attr,
|
|
NULL,
|
|
};
|
|
|
|
static const struct attribute_group ide_attr_group = {
|
|
.attrs = ide_attrs,
|
|
};
|
|
|
|
const struct attribute_group *ide_dev_groups[] = {
|
|
&ide_attr_group,
|
|
NULL,
|
|
};
|
|
|
|
static ssize_t store_delete_devices(struct device *portdev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t n)
|
|
{
|
|
ide_hwif_t *hwif = dev_get_drvdata(portdev);
|
|
|
|
if (strncmp(buf, "1", n))
|
|
return -EINVAL;
|
|
|
|
ide_port_unregister_devices(hwif);
|
|
|
|
return n;
|
|
};
|
|
|
|
static DEVICE_ATTR(delete_devices, S_IWUSR, NULL, store_delete_devices);
|
|
|
|
static ssize_t store_scan(struct device *portdev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t n)
|
|
{
|
|
ide_hwif_t *hwif = dev_get_drvdata(portdev);
|
|
|
|
if (strncmp(buf, "1", n))
|
|
return -EINVAL;
|
|
|
|
ide_port_unregister_devices(hwif);
|
|
ide_port_scan(hwif);
|
|
|
|
return n;
|
|
};
|
|
|
|
static DEVICE_ATTR(scan, S_IWUSR, NULL, store_scan);
|
|
|
|
static struct device_attribute *ide_port_attrs[] = {
|
|
&dev_attr_delete_devices,
|
|
&dev_attr_scan,
|
|
NULL
|
|
};
|
|
|
|
int ide_sysfs_register_port(ide_hwif_t *hwif)
|
|
{
|
|
int i, uninitialized_var(rc);
|
|
|
|
for (i = 0; ide_port_attrs[i]; i++) {
|
|
rc = device_create_file(hwif->portdev, ide_port_attrs[i]);
|
|
if (rc)
|
|
break;
|
|
}
|
|
|
|
return rc;
|
|
}
|