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>
142 lines
3.2 KiB
C
142 lines
3.2 KiB
C
#include <linux/kernel.h>
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#include <linux/ide.h>
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char *ide_media_string(ide_drive_t *drive)
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{
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switch (drive->media) {
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case ide_disk:
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return "disk";
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case ide_cdrom:
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return "cdrom";
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case ide_tape:
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return "tape";
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case ide_floppy:
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return "floppy";
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case ide_optical:
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return "optical";
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default:
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return "UNKNOWN";
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}
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}
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static ssize_t media_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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ide_drive_t *drive = to_ide_device(dev);
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return sprintf(buf, "%s\n", ide_media_string(drive));
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}
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static DEVICE_ATTR_RO(media);
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static ssize_t drivename_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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ide_drive_t *drive = to_ide_device(dev);
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return sprintf(buf, "%s\n", drive->name);
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}
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static DEVICE_ATTR_RO(drivename);
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static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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ide_drive_t *drive = to_ide_device(dev);
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return sprintf(buf, "ide:m-%s\n", ide_media_string(drive));
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}
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static DEVICE_ATTR_RO(modalias);
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static ssize_t model_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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ide_drive_t *drive = to_ide_device(dev);
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return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_PROD]);
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}
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static DEVICE_ATTR_RO(model);
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static ssize_t firmware_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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ide_drive_t *drive = to_ide_device(dev);
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return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_FW_REV]);
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}
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static DEVICE_ATTR_RO(firmware);
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static ssize_t serial_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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ide_drive_t *drive = to_ide_device(dev);
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return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_SERNO]);
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}
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static DEVICE_ATTR(serial, 0400, serial_show, NULL);
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static DEVICE_ATTR(unload_heads, 0644, ide_park_show, ide_park_store);
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static struct attribute *ide_attrs[] = {
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&dev_attr_media.attr,
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&dev_attr_drivename.attr,
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&dev_attr_modalias.attr,
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&dev_attr_model.attr,
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&dev_attr_firmware.attr,
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&dev_attr_serial.attr,
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&dev_attr_unload_heads.attr,
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NULL,
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};
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static const struct attribute_group ide_attr_group = {
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.attrs = ide_attrs,
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};
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const struct attribute_group *ide_dev_groups[] = {
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&ide_attr_group,
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NULL,
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};
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static ssize_t store_delete_devices(struct device *portdev,
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struct device_attribute *attr,
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const char *buf, size_t n)
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{
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ide_hwif_t *hwif = dev_get_drvdata(portdev);
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if (strncmp(buf, "1", n))
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return -EINVAL;
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ide_port_unregister_devices(hwif);
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return n;
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};
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static DEVICE_ATTR(delete_devices, S_IWUSR, NULL, store_delete_devices);
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static ssize_t store_scan(struct device *portdev,
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struct device_attribute *attr,
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const char *buf, size_t n)
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{
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ide_hwif_t *hwif = dev_get_drvdata(portdev);
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if (strncmp(buf, "1", n))
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return -EINVAL;
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ide_port_unregister_devices(hwif);
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ide_port_scan(hwif);
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return n;
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};
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static DEVICE_ATTR(scan, S_IWUSR, NULL, store_scan);
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static struct device_attribute *ide_port_attrs[] = {
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&dev_attr_delete_devices,
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&dev_attr_scan,
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NULL
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};
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int ide_sysfs_register_port(ide_hwif_t *hwif)
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{
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int i, uninitialized_var(rc);
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for (i = 0; ide_port_attrs[i]; i++) {
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rc = device_create_file(hwif->portdev, ide_port_attrs[i]);
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if (rc)
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break;
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}
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return rc;
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}
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