* Documentation/ide/ChangeLog.ide-cd.1994-2004
*/
+#define DRV_NAME "ide-cd"
+#define PFX DRV_NAME ": "
+
#define IDECD_VERSION "5.00"
#include <linux/module.h>
#include "ide-cd.h"
-static DEFINE_MUTEX(idecd_ref_mutex);
+#define IDECD_DEBUG_LOG 1
-#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
+#if IDECD_DEBUG_LOG
+#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, args)
+#else
+#define ide_debug_log(lvl, fmt, args...) do {} while (0)
+#endif
-#define ide_cd_g(disk) \
- container_of((disk)->private_data, struct cdrom_info, driver)
+static DEFINE_MUTEX(idecd_ref_mutex);
static void ide_cd_release(struct kref *);
struct cdrom_info *cd = NULL;
mutex_lock(&idecd_ref_mutex);
- cd = ide_cd_g(disk);
+ cd = ide_drv_g(disk, cdrom_info);
if (cd) {
if (ide_device_get(cd->drive))
cd = NULL;
/* Mark that we've seen a media change and invalidate our internal buffers. */
static void cdrom_saw_media_change(ide_drive_t *drive)
{
- drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
+ drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
drive->atapi_flags &= ~IDE_AFLAG_TOC_VALID;
}
{
int log = 0;
+ ide_debug_log(IDE_DBG_SENSE, "Call %s, sense_key: 0x%x\n", __func__,
+ sense->sense_key);
+
if (!sense || !rq || (rq->cmd_flags & REQ_QUIET))
return 0;
unsigned long bio_sectors;
struct cdrom_info *info = drive->driver_data;
+ ide_debug_log(IDE_DBG_SENSE, "Call %s, error_code: 0x%x, "
+ "sense_key: 0x%x\n", __func__, sense->error_code,
+ sense->sense_key);
+
+ if (failed_command)
+ ide_debug_log(IDE_DBG_SENSE, "%s: failed cmd: 0x%x\n",
+ __func__, failed_command->cmd[0]);
+
if (!cdrom_log_sense(drive, failed_command, sense))
return;
struct cdrom_info *info = drive->driver_data;
struct request *rq = &info->request_sense_request;
+ ide_debug_log(IDE_DBG_SENSE, "Call %s\n", __func__);
+
if (sense == NULL)
sense = &info->sense_data;
/* NOTE! Save the failed command in "rq->buffer" */
rq->buffer = (void *) failed_command;
+ if (failed_command)
+ ide_debug_log(IDE_DBG_SENSE, "failed_cmd: 0x%x\n",
+ failed_command->cmd[0]);
+
ide_do_drive_cmd(drive, rq);
}
struct request *rq = HWGROUP(drive)->rq;
int nsectors = rq->hard_cur_sectors;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s, cmd: 0x%x, uptodate: 0x%x, "
+ "nsectors: %d\n", __func__, rq->cmd[0], uptodate,
+ nsectors);
+
if (blk_sense_request(rq) && uptodate) {
/*
* For REQ_TYPE_SENSE, "rq->buffer" points to the original
if (!nsectors)
nsectors = 1;
+ ide_debug_log(IDE_DBG_FUNC, "Exit %s, uptodate: 0x%x, nsectors: %d\n",
+ __func__, uptodate, nsectors);
+
ide_end_request(drive, uptodate, nsectors);
}
sense_key = err >> 4;
if (rq == NULL) {
- printk(KERN_ERR "%s: missing rq in %s\n",
+ printk(KERN_ERR PFX "%s: missing rq in %s\n",
drive->name, __func__);
return 1;
}
+ ide_debug_log(IDE_DBG_RQ, "%s: stat: 0x%x, good_stat: 0x%x, "
+ "rq->cmd[0]: 0x%x, rq->cmd_type: 0x%x, err: 0x%x\n",
+ __func__, stat, good_stat, rq->cmd[0], rq->cmd_type, err);
+
if (blk_sense_request(rq)) {
/*
* We got an error trying to get sense info from the drive
cdrom_saw_media_change(drive);
/* fail the request */
- printk(KERN_ERR "%s: tray open\n", drive->name);
+ printk(KERN_ERR PFX "%s: tray open\n",
+ drive->name);
do_end_request = 1;
} else {
struct cdrom_info *info = drive->driver_data;
ide_dump_status_no_sense(drive, "media error (blank)",
stat);
do_end_request = 1;
- } else if ((err & ~ABRT_ERR) != 0) {
+ } else if ((err & ~ATA_ABORTED) != 0) {
/* go to the default handler for other errors */
ide_error(drive, "cdrom_decode_status", stat);
return 1;
* If we got a CHECK_CONDITION status, queue
* a request sense command.
*/
- if (stat & ERR_STAT)
+ if (stat & ATA_ERR)
cdrom_queue_request_sense(drive, NULL, NULL);
} else {
- blk_dump_rq_flags(rq, "ide-cd: bad rq");
+ blk_dump_rq_flags(rq, PFX "bad rq");
cdrom_end_request(drive, 0);
}
return 1;
end_request:
- if (stat & ERR_STAT) {
+ if (stat & ATA_ERR) {
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
struct request *rq = HWGROUP(drive)->rq;
unsigned long wait = 0;
+ ide_debug_log(IDE_DBG_RQ, "Call %s: rq->cmd[0]: 0x%x\n", __func__,
+ rq->cmd[0]);
+
/*
* Some commands are *slow* and normally take a long time to complete.
* Usually we can use the ATAPI "disconnect" to bypass this, but not all
break;
default:
if (!(rq->cmd_flags & REQ_QUIET))
- printk(KERN_INFO "ide-cd: cmd 0x%x timed out\n",
+ printk(KERN_INFO PFX "cmd 0x%x timed out\n",
rq->cmd[0]);
wait = 0;
break;
int xferlen,
ide_handler_t *handler)
{
- struct cdrom_info *info = drive->driver_data;
ide_hwif_t *hwif = drive->hwif;
+ ide_debug_log(IDE_DBG_PC, "Call %s, xferlen: %d\n", __func__, xferlen);
+
/* FIXME: for Virtual DMA we must check harder */
- if (info->dma)
- info->dma = !hwif->dma_ops->dma_setup(drive);
+ if (drive->dma)
+ drive->dma = !hwif->dma_ops->dma_setup(drive);
/* set up the controller registers */
ide_pktcmd_tf_load(drive, IDE_TFLAG_OUT_NSECT | IDE_TFLAG_OUT_LBAL,
- xferlen, info->dma);
+ xferlen, drive->dma);
if (drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT) {
/* waiting for CDB interrupt, not DMA yet. */
- if (info->dma)
+ if (drive->dma)
drive->waiting_for_dma = 0;
/* packet command */
- ide_execute_command(drive, WIN_PACKETCMD, handler,
+ ide_execute_command(drive, ATA_CMD_PACKET, handler,
ATAPI_WAIT_PC, cdrom_timer_expiry);
return ide_started;
} else {
{
ide_hwif_t *hwif = drive->hwif;
int cmd_len;
- struct cdrom_info *info = drive->driver_data;
ide_startstop_t startstop;
+ ide_debug_log(IDE_DBG_PC, "Call %s\n", __func__);
+
if (drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT) {
/*
* Here we should have been called after receiving an interrupt
*/
/* check for errors */
- if (cdrom_decode_status(drive, DRQ_STAT, NULL))
+ if (cdrom_decode_status(drive, ATA_DRQ, NULL))
return ide_stopped;
/* ok, next interrupt will be DMA interrupt */
- if (info->dma)
+ if (drive->dma)
drive->waiting_for_dma = 1;
} else {
/* otherwise, we must wait for DRQ to get set */
- if (ide_wait_stat(&startstop, drive, DRQ_STAT,
- BUSY_STAT, WAIT_READY))
+ if (ide_wait_stat(&startstop, drive, ATA_DRQ,
+ ATA_BUSY, WAIT_READY))
return startstop;
}
hwif->tp_ops->output_data(drive, NULL, rq->cmd, cmd_len);
/* start the DMA if need be */
- if (info->dma)
+ if (drive->dma)
hwif->dma_ops->dma_start(drive);
return ide_started;
{
ide_hwif_t *hwif = drive->hwif;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s, ireason: 0x%x, rw: 0x%x\n",
+ __func__, ireason, rw);
+
/*
* ireason == 0: the drive wants to receive data from us
* ireason == 2: the drive is expecting to transfer data to us
else if (ireason == (rw << 1)) {
/* whoops... */
- printk(KERN_ERR "%s: %s: wrong transfer direction!\n",
+ printk(KERN_ERR PFX "%s: %s: wrong transfer direction!\n",
drive->name, __func__);
ide_pad_transfer(drive, rw, len);
return 0;
} else {
/* drive wants a command packet, or invalid ireason... */
- printk(KERN_ERR "%s: %s: bad interrupt reason 0x%02x\n",
+ printk(KERN_ERR PFX "%s: %s: bad interrupt reason 0x%02x\n",
drive->name, __func__, ireason);
}
*/
static int ide_cd_check_transfer_size(ide_drive_t *drive, int len)
{
+ ide_debug_log(IDE_DBG_FUNC, "Call %s, len: %d\n", __func__, len);
+
if ((len % SECTOR_SIZE) == 0)
return 0;
- printk(KERN_ERR "%s: %s: Bad transfer size %d\n",
- drive->name, __func__, len);
+ printk(KERN_ERR PFX "%s: %s: Bad transfer size %d\n", drive->name,
+ __func__, len);
if (drive->atapi_flags & IDE_AFLAG_LIMIT_NFRAMES)
- printk(KERN_ERR " This drive is not supported by "
- "this version of the driver\n");
+ printk(KERN_ERR PFX "This drive is not supported by this "
+ "version of the driver\n");
else {
- printk(KERN_ERR " Trying to limit transfer sizes\n");
+ printk(KERN_ERR PFX "Trying to limit transfer sizes\n");
drive->atapi_flags |= IDE_AFLAG_LIMIT_NFRAMES;
}
static ide_startstop_t ide_cd_prepare_rw_request(ide_drive_t *drive,
struct request *rq)
{
+ ide_debug_log(IDE_DBG_RQ, "Call %s: rq->cmd_flags: 0x%x\n", __func__,
+ rq->cmd_flags);
+
if (rq_data_dir(rq) == READ) {
unsigned short sectors_per_frame =
queue_hardsect_size(drive->queue) >> SECTOR_BITS;
/* sanity check... */
if (rq->current_nr_sectors !=
bio_cur_sectors(rq->bio)) {
- printk(KERN_ERR "%s: %s: buffer botch (%u)\n",
+ printk(KERN_ERR PFX "%s: %s: buffer botch (%u)\n",
drive->name, __func__,
rq->current_nr_sectors);
cdrom_end_request(drive, 0);
rq->current_nr_sectors += nskip;
}
}
-#if 0
- else
- /* the immediate bit */
- rq->cmd[1] = 1 << 3;
-#endif
+
/* set up the command */
rq->timeout = ATAPI_WAIT_PC;
int stat;
static int retry = 10;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
if (cdrom_decode_status(drive, 0, &stat))
return ide_stopped;
if (retry && time_after(jiffies, info->start_seek + IDECD_SEEK_TIMER)) {
if (--retry == 0)
- drive->dsc_overlap = 0;
+ drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
}
return ide_stopped;
}
{
sector_t frame = rq->sector;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
sector_div(frame, queue_hardsect_size(drive->queue) >> SECTOR_BITS);
memset(rq->cmd, 0, BLK_MAX_CDB);
* Fix up a possibly partially-processed request so that we can start it over
* entirely, or even put it back on the request queue.
*/
-static void restore_request(struct request *rq)
+static void ide_cd_restore_request(ide_drive_t *drive, struct request *rq)
{
+
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
if (rq->buffer != bio_data(rq->bio)) {
sector_t n =
(rq->buffer - (char *)bio_data(rq->bio)) / SECTOR_SIZE;
rq->q->prep_rq_fn(rq->q, rq);
}
-/*
- * All other packet commands.
- */
-static void ide_cd_request_sense_fixup(struct request *rq)
+static void ide_cd_request_sense_fixup(ide_drive_t *drive, struct request *rq)
{
+ ide_debug_log(IDE_DBG_FUNC, "Call %s, rq->cmd[0]: 0x%x\n",
+ __func__, rq->cmd[0]);
+
/*
* Some of the trailing request sense fields are optional,
* and some drives don't send them. Sigh.
if (!sense)
sense = &local_sense;
+ ide_debug_log(IDE_DBG_PC, "Call %s, cmd[0]: 0x%x, write: 0x%x, "
+ "timeout: %d, cmd_flags: 0x%x\n", __func__, cmd[0], write,
+ timeout, cmd_flags);
+
/* start of retry loop */
do {
struct request *rq;
static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
- struct cdrom_info *info = drive->driver_data;
struct request *rq = HWGROUP(drive)->rq;
xfer_func_t *xferfunc;
ide_expiry_t *expiry = NULL;
u16 len;
u8 ireason;
+ ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd[0]: 0x%x, write: 0x%x\n",
+ __func__, rq->cmd[0], write);
+
/* check for errors */
- dma = info->dma;
+ dma = drive->dma;
if (dma) {
- info->dma = 0;
+ drive->dma = 0;
dma_error = hwif->dma_ops->dma_end(drive);
if (dma_error) {
- printk(KERN_ERR "%s: DMA %s error\n", drive->name,
+ printk(KERN_ERR PFX "%s: DMA %s error\n", drive->name,
write ? "write" : "read");
ide_dma_off(drive);
}
if (thislen > len)
thislen = len;
+ ide_debug_log(IDE_DBG_PC, "%s: DRQ: stat: 0x%x, thislen: %d\n",
+ __func__, stat, thislen);
+
/* If DRQ is clear, the command has completed. */
- if ((stat & DRQ_STAT) == 0) {
+ if ((stat & ATA_DRQ) == 0) {
if (blk_fs_request(rq)) {
/*
* If we're not done reading/writing, complain.
*/
uptodate = 1;
if (rq->current_nr_sectors > 0) {
- printk(KERN_ERR "%s: %s: data underrun "
+ printk(KERN_ERR PFX "%s: %s: data underrun "
"(%d blocks)\n",
drive->name, __func__,
rq->current_nr_sectors);
cdrom_end_request(drive, uptodate);
return ide_stopped;
} else if (!blk_pc_request(rq)) {
- ide_cd_request_sense_fixup(rq);
+ ide_cd_request_sense_fixup(drive, rq);
/* complain if we still have data left to transfer */
uptodate = rq->data_len ? 0 : 1;
}
xferfunc = hwif->tp_ops->input_data;
}
+ ide_debug_log(IDE_DBG_PC, "%s: data transfer, rq->cmd_type: 0x%x, "
+ "ireason: 0x%x\n", __func__, rq->cmd_type, ireason);
+
/* transfer data */
while (thislen > 0) {
u8 *ptr = blk_fs_request(rq) ? NULL : rq->data;
*/
ide_pad_transfer(drive, 0, thislen);
else {
- printk(KERN_ERR "%s: confused, missing data\n",
+ printk(KERN_ERR PFX "%s: confused, missing data\n",
drive->name);
blk_dump_rq_flags(rq, rq_data_dir(rq)
? "cdrom_newpc_intr, write"
unsigned short sectors_per_frame =
queue_hardsect_size(drive->queue) >> SECTOR_BITS;
+ ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd[0]: 0x%x, write: 0x%x, "
+ "secs_per_frame: %u\n",
+ __func__, rq->cmd[0], write, sectors_per_frame);
+
if (write) {
/* disk has become write protected */
- if (cd->disk->policy) {
+ if (get_disk_ro(cd->disk)) {
cdrom_end_request(drive, 0);
return ide_stopped;
}
* We may be retrying this request after an error. Fix up any
* weirdness which might be present in the request packet.
*/
- restore_request(rq);
+ ide_cd_restore_request(drive, rq);
}
/* use DMA, if possible / writes *must* be hardware frame aligned */
cdrom_end_request(drive, 0);
return ide_stopped;
}
- cd->dma = 0;
+ drive->dma = 0;
} else
- cd->dma = drive->using_dma;
+ drive->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);
if (write)
cd->devinfo.media_written = 1;
static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
{
- struct cdrom_info *info = drive->driver_data;
+
+ ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd[0]: 0x%x, "
+ "rq->cmd_type: 0x%x\n", __func__, rq->cmd[0],
+ rq->cmd_type);
if (blk_pc_request(rq))
rq->cmd_flags |= REQ_QUIET;
else
rq->cmd_flags &= ~REQ_FAILED;
- info->dma = 0;
+ drive->dma = 0;
/* sg request */
if (rq->bio || ((rq->cmd_type == REQ_TYPE_ATA_PC) && rq->data_len)) {
struct request_queue *q = drive->queue;
unsigned int alignment;
- unsigned long addr;
- unsigned long stack_mask = ~(THREAD_SIZE - 1);
+ char *buf;
if (rq->bio)
- addr = (unsigned long)bio_data(rq->bio);
+ buf = bio_data(rq->bio);
else
- addr = (unsigned long)rq->data;
+ buf = rq->data;
- info->dma = drive->using_dma;
+ drive->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);
/*
* check if dma is safe
* separate masks.
*/
alignment = queue_dma_alignment(q) | q->dma_pad_mask;
- if (addr & alignment || rq->data_len & alignment)
- info->dma = 0;
-
- if (!((addr & stack_mask) ^
- ((unsigned long)current->stack & stack_mask)))
- info->dma = 0;
+ if ((unsigned long)buf & alignment || rq->data_len & alignment
+ || object_is_on_stack(buf))
+ drive->dma = 0;
}
}
-/*
- * cdrom driver request routine.
- */
static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
sector_t block)
{
ide_handler_t *fn;
int xferlen;
+ ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd[0]: 0x%x, "
+ "rq->cmd_type: 0x%x, block: %llu\n",
+ __func__, rq->cmd[0], rq->cmd_type,
+ (unsigned long long)block);
+
if (blk_fs_request(rq)) {
if (drive->atapi_flags & IDE_AFLAG_SEEKING) {
ide_hwif_t *hwif = drive->hwif;
unsigned long elapsed = jiffies - info->start_seek;
int stat = hwif->tp_ops->read_status(hwif);
- if ((stat & SEEK_STAT) != SEEK_STAT) {
+ if ((stat & ATA_DSC) != ATA_DSC) {
if (elapsed < IDECD_SEEK_TIMEOUT) {
ide_stall_queue(drive,
IDECD_SEEK_TIMER);
return ide_stopped;
}
- printk(KERN_ERR "%s: DSC timeout\n",
+ printk(KERN_ERR PFX "%s: DSC timeout\n",
drive->name);
}
drive->atapi_flags &= ~IDE_AFLAG_SEEKING;
if (rq_data_dir(rq) == READ &&
IDE_LARGE_SEEK(info->last_block, block,
IDECD_SEEK_THRESHOLD) &&
- drive->dsc_overlap) {
+ (drive->dev_flags & IDE_DFLAG_DSC_OVERLAP)) {
xferlen = 0;
fn = cdrom_start_seek_continuation;
- info->dma = 0;
+ drive->dma = 0;
info->start_seek = jiffies;
ide_cd_prepare_seek_request(drive, rq);
cdrom_end_request(drive, 1);
return ide_stopped;
} else {
- blk_dump_rq_flags(rq, "ide-cd bad flags");
+ blk_dump_rq_flags(rq, DRV_NAME " bad flags");
cdrom_end_request(drive, 0);
return ide_stopped;
}
struct cdrom_device_info *cdi = &info->devinfo;
unsigned char cmd[BLK_MAX_CDB];
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
memset(cmd, 0, BLK_MAX_CDB);
cmd[0] = GPCMD_TEST_UNIT_READY;
unsigned len = sizeof(capbuf);
u32 blocklen;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
memset(cmd, 0, BLK_MAX_CDB);
cmd[0] = GPCMD_READ_CDVD_CAPACITY;
case 4096:
break;
default:
- printk(KERN_ERR "%s: weird block size %u\n",
- drive->name, blocklen);
- printk(KERN_ERR "%s: default to 2kb block size\n",
- drive->name);
+ printk(KERN_ERR PFX "%s: weird block size %u\n",
+ drive->name, blocklen);
+ printk(KERN_ERR PFX "%s: default to 2kb block size\n",
+ drive->name);
blocklen = 2048;
break;
}
*capacity = 1 + be32_to_cpu(capbuf.lba);
*sectors_per_frame = blocklen >> SECTOR_BITS;
+
+ ide_debug_log(IDE_DBG_PROBE, "%s: cap: %lu, sectors_per_frame: %lu\n",
+ __func__, *capacity, *sectors_per_frame);
+
return 0;
}
{
unsigned char cmd[BLK_MAX_CDB];
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
memset(cmd, 0, BLK_MAX_CDB);
cmd[0] = GPCMD_READ_TOC_PMA_ATIP;
long last_written;
unsigned long sectors_per_frame = SECTORS_PER_FRAME;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
if (toc == NULL) {
/* try to allocate space */
toc = kmalloc(sizeof(struct atapi_toc), GFP_KERNEL);
if (toc == NULL) {
- printk(KERN_ERR "%s: No cdrom TOC buffer!\n",
+ printk(KERN_ERR PFX "%s: No cdrom TOC buffer!\n",
drive->name);
return -ENOMEM;
}
struct packet_command cgc;
int stat, attempts = 3, size = ATAPI_CAPABILITIES_PAGE_SIZE;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
if ((drive->atapi_flags & IDE_AFLAG_FULL_CAPS_PAGE) == 0)
size -= ATAPI_CAPABILITIES_PAGE_PAD_SIZE;
struct cdrom_info *cd = drive->driver_data;
u16 curspeed, maxspeed;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
if (drive->atapi_flags & IDE_AFLAG_LE_SPEED_FIELDS) {
curspeed = le16_to_cpup((__le16 *)&buf[8 + 14]);
maxspeed = le16_to_cpup((__le16 *)&buf[8 + 8]);
maxspeed = be16_to_cpup((__be16 *)&buf[8 + 8]);
}
+ ide_debug_log(IDE_DBG_PROBE, "%s: curspeed: %u, maxspeed: %u\n",
+ __func__, curspeed, maxspeed);
+
cd->current_speed = (curspeed + (176/2)) / 176;
cd->max_speed = (maxspeed + (176/2)) / 176;
}
struct cdrom_info *info = drive->driver_data;
struct cdrom_device_info *devinfo = &info->devinfo;
+ ide_debug_log(IDE_DBG_PROBE, "Call %s, nslots: %d\n", __func__, nslots);
+
devinfo->ops = &ide_cdrom_dops;
devinfo->speed = info->current_speed;
devinfo->capacity = nslots;
mechtype_t mechtype;
int nslots = 1;
+ ide_debug_log(IDE_DBG_PROBE, "Call %s, drive->media: 0x%x, "
+ "drive->atapi_flags: 0x%lx\n", __func__, drive->media,
+ drive->atapi_flags);
+
cdi->mask = (CDC_CD_R | CDC_CD_RW | CDC_DVD | CDC_DVD_R |
CDC_DVD_RAM | CDC_SELECT_DISC | CDC_PLAY_AUDIO |
CDC_MO_DRIVE | CDC_RAM);
if (drive->media == ide_optical) {
cdi->mask &= ~(CDC_MO_DRIVE | CDC_RAM);
- printk(KERN_ERR "%s: ATAPI magneto-optical drive\n",
+ printk(KERN_ERR PFX "%s: ATAPI magneto-optical drive\n",
drive->name);
return nslots;
}
return 0;
if ((buf[8 + 6] & 0x01) == 0)
- drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+ drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
if (buf[8 + 6] & 0x08)
drive->atapi_flags &= ~IDE_AFLAG_NO_EJECT;
if (buf[8 + 3] & 0x01)
ide_cdrom_update_speed(drive, buf);
- printk(KERN_INFO "%s: ATAPI", drive->name);
+ printk(KERN_INFO PFX "%s: ATAPI", drive->name);
/* don't print speed if the drive reported 0 */
if (cd->max_speed)
if ((cdi->mask & CDC_DVD_R) == 0 || (cdi->mask & CDC_DVD_RAM) == 0)
printk(KERN_CONT " DVD%s%s",
(cdi->mask & CDC_DVD_R) ? "" : "-R",
- (cdi->mask & CDC_DVD_RAM) ? "" : "-RAM");
+ (cdi->mask & CDC_DVD_RAM) ? "" : "/RAM");
if ((cdi->mask & CDC_CD_R) == 0 || (cdi->mask & CDC_CD_RW) == 0)
printk(KERN_CONT " CD%s%s",
else
printk(KERN_CONT " drive");
- printk(KERN_CONT ", %dkB Cache\n", be16_to_cpup((__be16 *)&buf[8 + 12]));
+ printk(KERN_CONT ", %dkB Cache\n",
+ be16_to_cpup((__be16 *)&buf[8 + 12]));
return nslots;
}
{ NULL, 0, NULL, NULL }
};
-static void ide_cdrom_add_settings(ide_drive_t *drive)
+ide_devset_rw_flag(dsc_overlap, IDE_DFLAG_DSC_OVERLAP);
+
+static const struct ide_proc_devset idecd_settings[] = {
+ IDE_PROC_DEVSET(dsc_overlap, 0, 1),
+ { 0 },
+};
+
+static ide_proc_entry_t *ide_cd_proc_entries(ide_drive_t *drive)
{
- ide_add_setting(drive, "dsc_overlap", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1,
- &drive->dsc_overlap, NULL);
+ return idecd_proc;
+}
+
+static const struct ide_proc_devset *ide_cd_proc_devsets(ide_drive_t *drive)
+{
+ return idecd_settings;
}
-#else
-static inline void ide_cdrom_add_settings(ide_drive_t *drive) { ; }
#endif
static const struct cd_list_entry ide_cd_quirks_list[] = {
{ "Optiarc DVD RW AD-5200A", NULL, IDE_AFLAG_PLAY_AUDIO_OK },
{ "Optiarc DVD RW AD-7200A", NULL, IDE_AFLAG_PLAY_AUDIO_OK },
{ "Optiarc DVD RW AD-7543A", NULL, IDE_AFLAG_NO_AUTOCLOSE },
+ { "TEAC CD-ROM CD-224E", NULL, IDE_AFLAG_NO_AUTOCLOSE },
{ NULL, NULL, 0 }
};
-static unsigned int ide_cd_flags(struct hd_driveid *id)
+static unsigned int ide_cd_flags(u16 *id)
{
const struct cd_list_entry *cle = ide_cd_quirks_list;
while (cle->id_model) {
- if (strcmp(cle->id_model, id->model) == 0 &&
+ if (strcmp(cle->id_model, (char *)&id[ATA_ID_PROD]) == 0 &&
(cle->id_firmware == NULL ||
- strstr(id->fw_rev, cle->id_firmware)))
+ strstr((char *)&id[ATA_ID_FW_REV], cle->id_firmware)))
return cle->cd_flags;
cle++;
}
{
struct cdrom_info *cd = drive->driver_data;
struct cdrom_device_info *cdi = &cd->devinfo;
- struct hd_driveid *id = drive->id;
+ u16 *id = drive->id;
+ char *fw_rev = (char *)&id[ATA_ID_FW_REV];
int nslots;
+ ide_debug_log(IDE_DBG_PROBE, "Call %s\n", __func__);
+
blk_queue_prep_rq(drive->queue, ide_cdrom_prep_fn);
blk_queue_dma_alignment(drive->queue, 31);
blk_queue_update_dma_pad(drive->queue, 15);
if (!drive->queue->unplug_delay)
drive->queue->unplug_delay = 1;
- drive->special.all = 0;
-
- drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
- ide_cd_flags(id);
-
- if ((id->config & 0x0060) == 0x20)
- drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
+ drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
+ drive->atapi_flags = IDE_AFLAG_NO_EJECT | ide_cd_flags(id);
if ((drive->atapi_flags & IDE_AFLAG_VERTOS_300_SSD) &&
- id->fw_rev[4] == '1' && id->fw_rev[6] <= '2')
+ fw_rev[4] == '1' && fw_rev[6] <= '2')
drive->atapi_flags |= (IDE_AFLAG_TOCTRACKS_AS_BCD |
IDE_AFLAG_TOCADDR_AS_BCD);
else if ((drive->atapi_flags & IDE_AFLAG_VERTOS_600_ESD) &&
- id->fw_rev[4] == '1' && id->fw_rev[6] <= '2')
+ fw_rev[4] == '1' && fw_rev[6] <= '2')
drive->atapi_flags |= IDE_AFLAG_TOCTRACKS_AS_BCD;
else if (drive->atapi_flags & IDE_AFLAG_SANYO_3CD)
/* 3 => use CD in slot 0 */
/* set correct block size */
blk_queue_hardsect_size(drive->queue, CD_FRAMESIZE);
- drive->dsc_overlap = (drive->next != drive);
+ if (drive->next != drive)
+ drive->dev_flags |= IDE_DFLAG_DSC_OVERLAP;
+ else
+ drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
if (ide_cdrom_register(drive, nslots)) {
- printk(KERN_ERR "%s: %s failed to register device with the"
+ printk(KERN_ERR PFX "%s: %s failed to register device with the"
" cdrom driver.\n", drive->name, __func__);
cd->devinfo.handle = NULL;
return 1;
}
- ide_cdrom_add_settings(drive);
+
+ ide_proc_register_driver(drive, cd->driver);
return 0;
}
{
struct cdrom_info *info = drive->driver_data;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
ide_proc_unregister_driver(drive, info->driver);
del_gendisk(info->disk);
static void ide_cd_release(struct kref *kref)
{
- struct cdrom_info *info = to_ide_cd(kref);
+ struct cdrom_info *info = to_ide_drv(kref, cdrom_info);
struct cdrom_device_info *devinfo = &info->devinfo;
ide_drive_t *drive = info->drive;
struct gendisk *g = info->disk;
+ ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
kfree(info->toc);
if (devinfo->handle == drive)
unregister_cdrom(devinfo);
- drive->dsc_overlap = 0;
+ drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
drive->driver_data = NULL;
blk_queue_prep_rq(drive->queue, NULL);
g->private_data = NULL;
.probe = ide_cd_probe,
.remove = ide_cd_remove,
.version = IDECD_VERSION,
- .media = ide_cdrom,
- .supports_dsc_overlap = 1,
.do_request = ide_cd_do_request,
.end_request = ide_end_request,
.error = __ide_error,
#ifdef CONFIG_IDE_PROC_FS
- .proc = idecd_proc,
+ .proc_entries = ide_cd_proc_entries,
+ .proc_devsets = ide_cd_proc_devsets,
#endif
};
-static int idecd_open(struct inode *inode, struct file *file)
+static int idecd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct cdrom_info *info;
+ struct cdrom_info *info = ide_cd_get(bdev->bd_disk);
int rc = -ENOMEM;
- info = ide_cd_get(disk);
if (!info)
return -ENXIO;
- rc = cdrom_open(&info->devinfo, inode, file);
+ rc = cdrom_open(&info->devinfo, bdev, mode);
if (rc < 0)
ide_cd_put(info);
return rc;
}
-static int idecd_release(struct inode *inode, struct file *file)
+static int idecd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct cdrom_info *info = ide_cd_g(disk);
+ struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
- cdrom_release(&info->devinfo, file);
+ cdrom_release(&info->devinfo, mode);
ide_cd_put(info);
return 0;
}
-static int idecd_ioctl(struct inode *inode, struct file *file,
+static int idecd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
- struct cdrom_info *info = ide_cd_g(bdev->bd_disk);
+ struct cdrom_info *info = ide_drv_g(bdev->bd_disk, cdrom_info);
int err;
switch (cmd) {
break;
}
- err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
+ err = generic_ide_ioctl(info->drive, bdev, cmd, arg);
if (err == -EINVAL)
- err = cdrom_ioctl(file, &info->devinfo, inode, cmd, arg);
+ err = cdrom_ioctl(&info->devinfo, bdev, mode, cmd, arg);
return err;
}
static int idecd_media_changed(struct gendisk *disk)
{
- struct cdrom_info *info = ide_cd_g(disk);
+ struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
return cdrom_media_changed(&info->devinfo);
}
static int idecd_revalidate_disk(struct gendisk *disk)
{
- struct cdrom_info *info = ide_cd_g(disk);
+ struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
struct request_sense sense;
ide_cd_read_toc(info->drive, &sense);
.owner = THIS_MODULE,
.open = idecd_open,
.release = idecd_release,
- .ioctl = idecd_ioctl,
+ .locked_ioctl = idecd_ioctl,
.media_changed = idecd_media_changed,
.revalidate_disk = idecd_revalidate_disk
};
/* module options */
static char *ignore;
-
module_param(ignore, charp, 0400);
+
+static unsigned long debug_mask;
+module_param(debug_mask, ulong, 0644);
+
MODULE_DESCRIPTION("ATAPI CD-ROM Driver");
static int ide_cd_probe(ide_drive_t *drive)
struct gendisk *g;
struct request_sense sense;
+ ide_debug_log(IDE_DBG_PROBE, "Call %s, drive->driver_req: %s, "
+ "drive->media: 0x%x\n", __func__, drive->driver_req,
+ drive->media);
+
if (!strstr("ide-cdrom", drive->driver_req))
goto failed;
- if (!drive->present)
- goto failed;
+
if (drive->media != ide_cdrom && drive->media != ide_optical)
goto failed;
+
/* skip drives that we were told to ignore */
if (ignore != NULL) {
if (strstr(ignore, drive->name)) {
- printk(KERN_INFO "ide-cd: ignoring drive %s\n",
+ printk(KERN_INFO PFX "ignoring drive %s\n",
drive->name);
goto failed;
}
}
+
+ drive->debug_mask = debug_mask;
+
info = kzalloc(sizeof(struct cdrom_info), GFP_KERNEL);
if (info == NULL) {
- printk(KERN_ERR "%s: Can't allocate a cdrom structure\n",
+ printk(KERN_ERR PFX "%s: Can't allocate a cdrom structure\n",
drive->name);
goto failed;
}
ide_init_disk(g, drive);
- ide_proc_register_driver(drive, &ide_cdrom_driver);
-
kref_init(&info->kref);
info->drive = drive;
g->driverfs_dev = &drive->gendev;
g->flags = GENHD_FL_CD | GENHD_FL_REMOVABLE;
if (ide_cdrom_setup(drive)) {
- ide_proc_unregister_driver(drive, &ide_cdrom_driver);
ide_cd_release(&info->kref);
goto failed;
}
static int __init ide_cdrom_init(void)
{
+ printk(KERN_INFO DRV_NAME " driver " IDECD_VERSION "\n");
return driver_register(&ide_cdrom_driver.gen_driver);
}
projects / linux-2.6-omap-h63xx.git / blobdiff