#include <linux/init.h>
#include <linux/blkdev.h>
#include <linux/mutex.h>
+#include <linux/slab.h>
#include <asm/uaccess.h>
#include <scsi/scsi.h>
do {
the_result = scsi_execute_req(sdev, cmd, DMA_NONE, NULL,
0, sshdr, SR_TIMEOUT,
- retries--);
+ retries--, NULL);
if (scsi_sense_valid(sshdr) &&
sshdr->sense_key == UNIT_ATTENTION)
sdev->changed = 1;
if (cd->device->sector_size == 2048)
error_sector <<= 2;
error_sector &= ~(block_sectors - 1);
- good_bytes = (error_sector - SCpnt->request->sector) << 9;
+ good_bytes = (error_sector -
+ blk_rq_pos(SCpnt->request)) << 9;
if (good_bytes < 0 || good_bytes >= this_count)
good_bytes = 0;
/*
break;
case RECOVERED_ERROR:
-
- /*
- * An error occured, but it recovered. Inform the
- * user, but make sure that it's not treated as a
- * hard error.
- */
- scsi_print_sense("sr", SCpnt);
- SCpnt->result = 0;
- SCpnt->sense_buffer[0] = 0x0;
good_bytes = this_count;
break;
cd->disk->disk_name, block));
if (!cd->device || !scsi_device_online(cd->device)) {
- SCSI_LOG_HLQUEUE(2, printk("Finishing %ld sectors\n",
- rq->nr_sectors));
+ SCSI_LOG_HLQUEUE(2, printk("Finishing %u sectors\n",
+ blk_rq_sectors(rq)));
SCSI_LOG_HLQUEUE(2, printk("Retry with 0x%p\n", SCpnt));
goto out;
}
/*
* request doesn't start on hw block boundary, add scatter pads
*/
- if (((unsigned int)rq->sector % (s_size >> 9)) ||
+ if (((unsigned int)blk_rq_pos(rq) % (s_size >> 9)) ||
(scsi_bufflen(SCpnt) % s_size)) {
scmd_printk(KERN_NOTICE, SCpnt, "unaligned transfer\n");
goto out;
this_count = (scsi_bufflen(SCpnt) >> 9) / (s_size >> 9);
- SCSI_LOG_HLQUEUE(2, printk("%s : %s %d/%ld 512 byte blocks.\n",
+ SCSI_LOG_HLQUEUE(2, printk("%s : %s %d/%u 512 byte blocks.\n",
cd->cdi.name,
(rq_data_dir(rq) == WRITE) ?
"writing" : "reading",
- this_count, rq->nr_sectors));
+ this_count, blk_rq_sectors(rq)));
SCpnt->cmnd[1] = 0;
- block = (unsigned int)rq->sector / (s_size >> 9);
+ block = (unsigned int)blk_rq_pos(rq) / (s_size >> 9);
if (this_count > 0xffff) {
this_count = 0xffff;
* if it doesn't recognise the ioctl
*/
ret = scsi_nonblockable_ioctl(sdev, cmd, argp,
- (mode & FMODE_NDELAY_NOW) != 0);
+ (mode & FMODE_NDELAY) != 0);
if (ret != -ENODEV)
return ret;
return scsi_ioctl(sdev, cmd, argp);
return cdrom_media_changed(&cd->cdi);
}
-static struct block_device_operations sr_bdops =
+static const struct block_device_operations sr_bdops =
{
.owner = THIS_MODULE,
.open = sr_block_open,
/* Do the command and wait.. */
the_result = scsi_execute_req(cd->device, cmd, DMA_FROM_DEVICE,
buffer, sizeof(buffer), NULL,
- SR_TIMEOUT, MAX_RETRIES);
+ SR_TIMEOUT, MAX_RETRIES, NULL);
retries--;
cd->capacity = 0x1fffff;
sector_size = 2048; /* A guess, just in case */
} else {
-#if 0
- if (cdrom_get_last_written(&cd->cdi,
- &cd->capacity))
-#endif
- cd->capacity = 1 + ((buffer[0] << 24) |
- (buffer[1] << 16) |
- (buffer[2] << 8) |
- buffer[3]);
+ long last_written;
+
+ cd->capacity = 1 + ((buffer[0] << 24) | (buffer[1] << 16) |
+ (buffer[2] << 8) | buffer[3]);
+ /*
+ * READ_CAPACITY doesn't return the correct size on
+ * certain UDF media. If last_written is larger, use
+ * it instead.
+ *
+ * http://bugzilla.kernel.org/show_bug.cgi?id=9668
+ */
+ if (!cdrom_get_last_written(&cd->cdi, &last_written))
+ cd->capacity = max_t(long, cd->capacity, last_written);
+
sector_size = (buffer[4] << 24) |
(buffer[5] << 16) | (buffer[6] << 8) | buffer[7];
switch (sector_size) {
}
queue = cd->device->request_queue;
- blk_queue_hardsect_size(queue, sector_size);
+ blk_queue_logical_block_size(queue, sector_size);
return;
}
{
struct scsi_cd *cd = dev_get_drvdata(dev);
+ blk_queue_prep_rq(cd->device->request_queue, scsi_prep_fn);
del_gendisk(cd->disk);
mutex_lock(&sr_ref_mutex);