* inspiration from lots of linux users, esp. hamish@zot.apana.org.au
*/
-#define _IDE_C /* Tell ide.h it's really us */
-
#include <linux/module.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/ide.h>
+#include <linux/hdreg.h>
#include <linux/completion.h>
#include <linux/device.h>
drive->media = ide_disk;
drive->select.all = (unit<<4)|0xa0;
drive->hwif = hwif;
- drive->ready_stat = READY_STAT;
+ drive->ready_stat = ATA_DRDY;
drive->bad_wstat = BAD_W_STAT;
drive->special.b.recalibrate = 1;
drive->special.b.set_geometry = 1;
EXPORT_SYMBOL(ide_spin_wait_hwgroup);
+ide_devset_get(io_32bit, io_32bit);
+
int set_io_32bit(ide_drive_t *drive, int arg)
{
if (drive->no_io_32bit)
return 0;
}
-static int set_ksettings(ide_drive_t *drive, int arg)
+ide_devset_get(ksettings, keep_settings);
+
+int set_ksettings(ide_drive_t *drive, int arg)
{
if (arg < 0 || arg > 1)
return -EINVAL;
return 0;
}
+ide_devset_get(using_dma, using_dma);
+
int set_using_dma(ide_drive_t *drive, int arg)
{
#ifdef CONFIG_BLK_DEV_IDEDMA
if (arg < 0 || arg > 1)
return -EINVAL;
- if (!drive->id || !(drive->id->capability & 1))
+ if (ata_id_has_dma(drive->id) == 0)
goto out;
if (hwif->dma_ops == NULL)
return 0;
}
-static int set_unmaskirq(ide_drive_t *drive, int arg)
+ide_devset_get(unmaskirq, unmask);
+
+int set_unmaskirq(ide_drive_t *drive, int arg)
{
if (drive->no_unmask)
return -EPERM;
return ret;
}
+static inline void ide_id_to_hd_driveid(u16 *id)
+{
+#ifdef __BIG_ENDIAN
+ /* accessed in struct hd_driveid as 8-bit values */
+ id[ATA_ID_MAX_MULTSECT] = __cpu_to_le16(id[ATA_ID_MAX_MULTSECT]);
+ id[ATA_ID_CAPABILITY] = __cpu_to_le16(id[ATA_ID_CAPABILITY]);
+ id[ATA_ID_OLD_PIO_MODES] = __cpu_to_le16(id[ATA_ID_OLD_PIO_MODES]);
+ id[ATA_ID_OLD_DMA_MODES] = __cpu_to_le16(id[ATA_ID_OLD_DMA_MODES]);
+ id[ATA_ID_MULTSECT] = __cpu_to_le16(id[ATA_ID_MULTSECT]);
+
+ /* as 32-bit values */
+ *(u32 *)&id[ATA_ID_LBA_CAPACITY] = ata_id_u32(id, ATA_ID_LBA_CAPACITY);
+ *(u32 *)&id[ATA_ID_SPG] = ata_id_u32(id, ATA_ID_SPG);
+
+ /* as 64-bit value */
+ *(u64 *)&id[ATA_ID_LBA_CAPACITY_2] =
+ ata_id_u64(id, ATA_ID_LBA_CAPACITY_2);
+#endif
+}
+
+static int ide_get_identity_ioctl(ide_drive_t *drive, unsigned int cmd,
+ unsigned long arg)
+{
+ u16 *id = NULL;
+ int size = (cmd == HDIO_GET_IDENTITY) ? (ATA_ID_WORDS * 2) : 142;
+ int rc = 0;
+
+ if (drive->id_read == 0) {
+ rc = -ENOMSG;
+ goto out;
+ }
+
+ id = kmalloc(size, GFP_KERNEL);
+ if (id == NULL) {
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(id, drive->id, size);
+ ide_id_to_hd_driveid(id);
+
+ if (copy_to_user((void __user *)arg, id, size))
+ rc = -EFAULT;
+
+ kfree(id);
+out:
+ return rc;
+}
+
int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device *bdev,
unsigned int cmd, unsigned long arg)
{
unsigned long flags;
ide_driver_t *drv;
- void __user *p = (void __user *)arg;
- int err = 0, (*setfunc)(ide_drive_t *, int);
- u8 *val;
+ int err = 0, (*getfunc)(ide_drive_t *), (*setfunc)(ide_drive_t *, int);
switch (cmd) {
- case HDIO_GET_32BIT: val = &drive->io_32bit; goto read_val;
- case HDIO_GET_KEEPSETTINGS: val = &drive->keep_settings; goto read_val;
- case HDIO_GET_UNMASKINTR: val = &drive->unmask; goto read_val;
- case HDIO_GET_DMA: val = &drive->using_dma; goto read_val;
+ case HDIO_GET_32BIT: getfunc = get_io_32bit; goto read_val;
+ case HDIO_GET_KEEPSETTINGS: getfunc = get_ksettings; goto read_val;
+ case HDIO_GET_UNMASKINTR: getfunc = get_unmaskirq; goto read_val;
+ case HDIO_GET_DMA: getfunc = get_using_dma; goto read_val;
case HDIO_SET_32BIT: setfunc = set_io_32bit; goto set_val;
case HDIO_SET_KEEPSETTINGS: setfunc = set_ksettings; goto set_val;
case HDIO_SET_PIO_MODE: setfunc = set_pio_mode; goto set_val;
case HDIO_GET_IDENTITY:
if (bdev != bdev->bd_contains)
return -EINVAL;
- if (drive->id_read == 0)
- return -ENOMSG;
- if (copy_to_user(p, drive->id, (cmd == HDIO_GET_IDENTITY) ? sizeof(*drive->id) : 142))
- return -EFAULT;
- return 0;
-
+ return ide_get_identity_ioctl(drive, cmd, arg);
case HDIO_GET_NICE:
return put_user(drive->dsc_overlap << IDE_NICE_DSC_OVERLAP |
- drive->atapi_overlap << IDE_NICE_ATAPI_OVERLAP |
drive->nice1 << IDE_NICE_1,
(long __user *) arg);
#ifdef CONFIG_IDE_TASK_IOCTL
read_val:
mutex_lock(&ide_setting_mtx);
spin_lock_irqsave(&ide_lock, flags);
- err = *val;
+ err = getfunc(drive);
spin_unlock_irqrestore(&ide_lock, flags);
mutex_unlock(&ide_setting_mtx);
return err >= 0 ? put_user(err, (long __user *)arg) : err;
char *buf)
{
ide_drive_t *drive = to_ide_device(dev);
- return sprintf(buf, "%s\n", drive->id->model);
+ return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_PROD]);
}
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", drive->id->fw_rev);
+ return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_FW_REV]);
}
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", drive->id->serial_no);
+ return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_SERNO]);
}
static struct device_attribute ide_dev_attrs[] = {
static unsigned int ide_nowerr;
module_param_call(nowerr, ide_set_dev_param_mask, NULL, &ide_nowerr, 0);
-MODULE_PARM_DESC(nowerr, "ignore the WRERR_STAT bit for a device");
+MODULE_PARM_DESC(nowerr, "ignore the ATA_DF bit for a device");
static unsigned int ide_cdroms;
drive->noprobe = 1;
}
if (ide_nowerr & (1 << i)) {
- printk(KERN_INFO "ide: ignoring the WRERR_STAT bit for %s\n",
+ printk(KERN_INFO "ide: ignoring the ATA_DF bit for %s\n",
drive->name);
drive->bad_wstat = BAD_R_STAT;
}
drive->cyl, drive->head, drive->sect);
drive->present = 1;
drive->media = ide_disk;
- drive->ready_stat = READY_STAT;
+ drive->ready_stat = ATA_DRDY;
}
}