#include <linux/cdrom.h>
#include <linux/ide.h>
#include <linux/completion.h>
+#include <linux/mutex.h>
#include <scsi/scsi.h> /* For SCSI -> ATAPI command conversion */
#include "ide-cd.h"
-static DECLARE_MUTEX(idecd_ref_sem);
+static DEFINE_MUTEX(idecd_ref_mutex);
#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
{
struct cdrom_info *cd = NULL;
- down(&idecd_ref_sem);
+ mutex_lock(&idecd_ref_mutex);
cd = ide_cd_g(disk);
if (cd)
kref_get(&cd->kref);
- up(&idecd_ref_sem);
+ mutex_unlock(&idecd_ref_mutex);
return cd;
}
static void ide_cd_put(struct cdrom_info *cd)
{
- down(&idecd_ref_sem);
+ mutex_lock(&idecd_ref_mutex);
kref_put(&cd->kref, ide_cd_release);
- up(&idecd_ref_sem);
+ mutex_unlock(&idecd_ref_mutex);
}
/****************************************************************************
* and attempt to recover if there are problems. Returns 0 if everything's
* ok; nonzero if the request has been terminated.
*/
-static inline
+static
int cdrom_read_check_ireason (ide_drive_t *drive, int len, int ireason)
{
if (ireason == 2)
if (cdrom_read_from_buffer(drive))
return ide_stopped;
- blk_attempt_remerge(drive->queue, rq);
-
/* Clear the local sector buffer. */
info->nsectors_buffered = 0;
/*
* Write handling
*/
-static inline int cdrom_write_check_ireason(ide_drive_t *drive, int len, int ireason)
+static int cdrom_write_check_ireason(ide_drive_t *drive, int len, int ireason)
{
/* Two notes about IDE interrupt reason here - 0 means that
* the drive wants to receive data from us, 2 means that
return ide_stopped;
}
- /*
- * for dvd-ram and such media, it's a really big deal to get
- * big writes all the time. so scour the queue and attempt to
- * remerge requests, often the plugging will not have had time
- * to do this properly
- */
- blk_attempt_remerge(drive->queue, rq);
-
info->nsectors_buffered = 0;
/* use dma, if possible. we don't need to check more, since we
req.cmd[0] = GPCMD_READ_CDVD_CAPACITY;
req.data = (char *)&capbuf;
req.data_len = sizeof(capbuf);
+ req.flags |= REQ_QUIET;
stat = cdrom_queue_packet_command(drive, &req);
if (stat == 0) {
return cgc->stat;
}
-static
-int ide_cdrom_dev_ioctl (struct cdrom_device_info *cdi,
- unsigned int cmd, unsigned long arg)
-{
- struct packet_command cgc;
- char buffer[16];
- int stat;
-
- init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_UNKNOWN);
-
- /* These will be moved into the Uniform layer shortly... */
- switch (cmd) {
- case CDROMSETSPINDOWN: {
- char spindown;
-
- if (copy_from_user(&spindown, (void __user *) arg, sizeof(char)))
- return -EFAULT;
-
- if ((stat = cdrom_mode_sense(cdi, &cgc, GPMODE_CDROM_PAGE, 0)))
- return stat;
-
- buffer[11] = (buffer[11] & 0xf0) | (spindown & 0x0f);
-
- return cdrom_mode_select(cdi, &cgc);
- }
-
- case CDROMGETSPINDOWN: {
- char spindown;
-
- if ((stat = cdrom_mode_sense(cdi, &cgc, GPMODE_CDROM_PAGE, 0)))
- return stat;
-
- spindown = buffer[11] & 0x0f;
-
- if (copy_to_user((void __user *) arg, &spindown, sizeof (char)))
- return -EFAULT;
-
- return 0;
- }
-
- default:
- return -EINVAL;
- }
-
-}
-
static
int ide_cdrom_audio_ioctl (struct cdrom_device_info *cdi,
unsigned int cmd, void *arg)
.get_mcn = ide_cdrom_get_mcn,
.reset = ide_cdrom_reset,
.audio_ioctl = ide_cdrom_audio_ioctl,
- .dev_ioctl = ide_cdrom_dev_ioctl,
.capability = CDC_CLOSE_TRAY | CDC_OPEN_TRAY | CDC_LOCK |
CDC_SELECT_SPEED | CDC_SELECT_DISC |
CDC_MULTI_SESSION | CDC_MCN |
CDC_MEDIA_CHANGED | CDC_PLAY_AUDIO | CDC_RESET |
- CDC_IOCTLS | CDC_DRIVE_STATUS | CDC_CD_R |
+ CDC_DRIVE_STATUS | CDC_CD_R |
CDC_CD_RW | CDC_DVD | CDC_DVD_R| CDC_DVD_RAM |
CDC_GENERIC_PACKET | CDC_MO_DRIVE | CDC_MRW |
CDC_MRW_W | CDC_RAM,
devinfo->mask |= CDC_CLOSE_TRAY;
if (!CDROM_CONFIG_FLAGS(drive)->mo_drive)
devinfo->mask |= CDC_MO_DRIVE;
+ if (!CDROM_CONFIG_FLAGS(drive)->ram)
+ devinfo->mask |= CDC_RAM;
devinfo->disk = info->disk;
return register_cdrom(devinfo);
}
#endif
-static int ide_cd_remove(struct device *dev)
+static void ide_cd_remove(ide_drive_t *drive)
{
- ide_drive_t *drive = to_ide_device(dev);
struct cdrom_info *info = drive->driver_data;
ide_unregister_subdriver(drive, info->driver);
del_gendisk(info->disk);
ide_cd_put(info);
-
- return 0;
}
static void ide_cd_release(struct kref *kref)
kfree(info);
}
-static int ide_cd_probe(struct device *);
+static int ide_cd_probe(ide_drive_t *);
#ifdef CONFIG_PROC_FS
static int proc_idecd_read_capacity
.owner = THIS_MODULE,
.name = "ide-cdrom",
.bus = &ide_bus_type,
- .probe = ide_cd_probe,
- .remove = ide_cd_remove,
},
+ .probe = ide_cd_probe,
+ .remove = ide_cd_remove,
.version = IDECD_VERSION,
.media = ide_cdrom,
.supports_dsc_overlap = 1,
return 0;
}
+static int idecd_set_spindown(struct cdrom_device_info *cdi, unsigned long arg)
+{
+ struct packet_command cgc;
+ char buffer[16];
+ int stat;
+ char spindown;
+
+ if (copy_from_user(&spindown, (void __user *)arg, sizeof(char)))
+ return -EFAULT;
+
+ init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_UNKNOWN);
+
+ stat = cdrom_mode_sense(cdi, &cgc, GPMODE_CDROM_PAGE, 0);
+ if (stat)
+ return stat;
+
+ buffer[11] = (buffer[11] & 0xf0) | (spindown & 0x0f);
+ return cdrom_mode_select(cdi, &cgc);
+}
+
+static int idecd_get_spindown(struct cdrom_device_info *cdi, unsigned long arg)
+{
+ struct packet_command cgc;
+ char buffer[16];
+ int stat;
+ char spindown;
+
+ init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_UNKNOWN);
+
+ stat = cdrom_mode_sense(cdi, &cgc, GPMODE_CDROM_PAGE, 0);
+ if (stat)
+ return stat;
+
+ spindown = buffer[11] & 0x0f;
+ if (copy_to_user((void __user *)arg, &spindown, sizeof (char)))
+ return -EFAULT;
+ return 0;
+}
+
static int idecd_ioctl (struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct cdrom_info *info = ide_cd_g(bdev->bd_disk);
int err;
- err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
+ switch (cmd) {
+ case CDROMSETSPINDOWN:
+ return idecd_set_spindown(&info->devinfo, arg);
+ case CDROMGETSPINDOWN:
+ return idecd_get_spindown(&info->devinfo, arg);
+ default:
+ break;
+ }
+
+ err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
if (err == -EINVAL)
err = cdrom_ioctl(file, &info->devinfo, inode, cmd, arg);
module_param(ignore, charp, 0400);
MODULE_DESCRIPTION("ATAPI CD-ROM Driver");
-static int ide_cd_probe(struct device *dev)
+static int ide_cd_probe(ide_drive_t *drive)
{
- ide_drive_t *drive = to_ide_device(dev);
struct cdrom_info *info;
struct gendisk *g;
struct request_sense sense;