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ide-cd: remove struct atapi_{mechstat_header,changer_info,slot}

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* Remove ->changer_info from struct cdrom_info (it is never allocated).

* Remove unused struct atapi_{mechstat_header,changer_info,slot}.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-02-01 23:09:19 +01:00
parent 2609d06d36
commit f18f960c5c
2 changed files with 0 additions and 56 deletions
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1
drivers/ide/ide-cd.c
View file

@ -2969,7 +2969,6 @@ static void ide_cd_release(struct kref *kref)
kfree(info->buffer);
kfree(info->toc);
kfree(info->changer_info);
if (devinfo->handle == drive && unregister_cdrom(devinfo))
printk(KERN_ERR "%s: %s failed to unregister device from the cdrom "
"driver.\n", __FUNCTION__, drive->name);

55
drivers/ide/ide-cd.h
View file

@ -357,59 +357,6 @@ struct atapi_capabilities_page {
char pad[4];
};
struct atapi_mechstat_header {
#if defined(__BIG_ENDIAN_BITFIELD)
__u8 fault : 1;
__u8 changer_state : 2;
__u8 curslot : 5;
#elif defined(__LITTLE_ENDIAN_BITFIELD)
__u8 curslot : 5;
__u8 changer_state : 2;
__u8 fault : 1;
#else
#error "Please fix <asm/byteorder.h>"
#endif
#if defined(__BIG_ENDIAN_BITFIELD)
__u8 mech_state : 3;
__u8 door_open : 1;
__u8 reserved1 : 4;
#elif defined(__LITTLE_ENDIAN_BITFIELD)
__u8 reserved1 : 4;
__u8 door_open : 1;
__u8 mech_state : 3;
#else
#error "Please fix <asm/byteorder.h>"
#endif
byte curlba[3];
byte nslots;
__u16 slot_tablelen;
};
struct atapi_slot {
#if defined(__BIG_ENDIAN_BITFIELD)
__u8 disc_present : 1;
__u8 reserved1 : 6;
__u8 change : 1;
#elif defined(__LITTLE_ENDIAN_BITFIELD)
__u8 change : 1;
__u8 reserved1 : 6;
__u8 disc_present : 1;
#else
#error "Please fix <asm/byteorder.h>"
#endif
byte reserved2[3];
};
struct atapi_changer_info {
struct atapi_mechstat_header hdr;
struct atapi_slot slots[0];
};
/* Extra per-device info for cdrom drives. */
struct cdrom_info {
ide_drive_t *drive;
@ -434,8 +381,6 @@ struct cdrom_info {
int dma;
unsigned long last_block;
unsigned long start_seek;
/* Buffer to hold mechanism status and changer slot table. */
struct atapi_changer_info *changer_info;
struct ide_cd_config_flags config_flags;
struct ide_cd_state_flags state_flags;