scsi: Implement sr_printk()
Update the sr driver to use dev_printk() variants instead of
plain printk(); this will prefix logging messages with the
appropriate device.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 93cbd36..a7ea27c 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -292,8 +292,8 @@
if (!cd->tur_changed) {
if (cd->get_event_changed) {
if (cd->tur_mismatch++ > 8) {
- sdev_printk(KERN_WARNING, cd->device,
- "GET_EVENT and TUR disagree continuously, suppress GET_EVENT events\n");
+ sr_printk(KERN_WARNING, cd,
+ "GET_EVENT and TUR disagree continuously, suppress GET_EVENT events\n");
cd->ignore_get_event = true;
}
} else {
@@ -322,7 +322,7 @@
struct scsi_cd *cd = scsi_cd(SCpnt->request->rq_disk);
#ifdef DEBUG
- printk("sr.c done: %x\n", result);
+ scmd_printk(KERN_INFO, SCpnt, "done: %x\n", result);
#endif
/*
@@ -398,13 +398,14 @@
* is used for a killable error condition */
ret = BLKPREP_KILL;
- SCSI_LOG_HLQUEUE(1, printk("Doing sr request, dev = %s, block = %d\n",
- cd->disk->disk_name, block));
+ SCSI_LOG_HLQUEUE(1, scmd_printk(KERN_INFO, SCpnt,
+ "Doing sr request, block = %d\n", block));
if (!cd->device || !scsi_device_online(cd->device)) {
- SCSI_LOG_HLQUEUE(2, printk("Finishing %u sectors\n",
- blk_rq_sectors(rq)));
- SCSI_LOG_HLQUEUE(2, printk("Retry with 0x%p\n", SCpnt));
+ SCSI_LOG_HLQUEUE(2, scmd_printk(KERN_INFO, SCpnt,
+ "Finishing %u sectors\n", blk_rq_sectors(rq)));
+ SCSI_LOG_HLQUEUE(2, scmd_printk(KERN_INFO, SCpnt,
+ "Retry with 0x%p\n", SCpnt));
goto out;
}
@@ -425,7 +426,8 @@
if (!in_interrupt())
sr_set_blocklength(cd, 2048);
else
- printk("sr: can't switch blocksize: in interrupt\n");
+ scmd_printk(KERN_INFO, SCpnt,
+ "can't switch blocksize: in interrupt\n");
}
if (s_size != 512 && s_size != 1024 && s_size != 2048) {
@@ -438,7 +440,7 @@
goto out;
SCpnt->cmnd[0] = WRITE_10;
SCpnt->sc_data_direction = DMA_TO_DEVICE;
- cd->cdi.media_written = 1;
+ cd->cdi.media_written = 1;
} else if (rq_data_dir(rq) == READ) {
SCpnt->cmnd[0] = READ_10;
SCpnt->sc_data_direction = DMA_FROM_DEVICE;
@@ -475,11 +477,11 @@
this_count = (scsi_bufflen(SCpnt) >> 9) / (s_size >> 9);
- SCSI_LOG_HLQUEUE(2, printk("%s : %s %d/%u 512 byte blocks.\n",
- cd->cdi.name,
- (rq_data_dir(rq) == WRITE) ?
+ SCSI_LOG_HLQUEUE(2, scmd_printk(KERN_INFO, SCpnt,
+ "%s %d/%u 512 byte blocks.\n",
+ (rq_data_dir(rq) == WRITE) ?
"writing" : "reading",
- this_count, blk_rq_sectors(rq)));
+ this_count, blk_rq_sectors(rq)));
SCpnt->cmnd[1] = 0;
block = (unsigned int)blk_rq_pos(rq) / (s_size >> 9);
@@ -810,8 +812,8 @@
case 512:
break;
default:
- printk("%s: unsupported sector size %d.\n",
- cd->cdi.name, sector_size);
+ sr_printk(KERN_INFO, cd,
+ "unsupported sector size %d.", sector_size);
cd->capacity = 0;
}
@@ -853,7 +855,7 @@
/* allocate transfer buffer */
buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
if (!buffer) {
- printk(KERN_ERR "sr: out of memory.\n");
+ sr_printk(KERN_ERR, cd, "out of memory.\n");
return;
}
@@ -872,7 +874,7 @@
CDC_SELECT_DISC | CDC_SELECT_SPEED |
CDC_MRW | CDC_MRW_W | CDC_RAM);
kfree(buffer);
- printk("%s: scsi-1 drive\n", cd->cdi.name);
+ sr_printk(KERN_INFO, cd, "scsi-1 drive");
return;
}
@@ -881,22 +883,23 @@
cd->readcd_known = 1;
cd->readcd_cdda = buffer[n + 5] & 0x01;
/* print some capability bits */
- printk("%s: scsi3-mmc drive: %dx/%dx %s%s%s%s%s%s\n", cd->cdi.name,
- ((buffer[n + 14] << 8) + buffer[n + 15]) / 176,
- cd->cdi.speed,
- buffer[n + 3] & 0x01 ? "writer " : "", /* CD Writer */
- buffer[n + 3] & 0x20 ? "dvd-ram " : "",
- buffer[n + 2] & 0x02 ? "cd/rw " : "", /* can read rewriteable */
- buffer[n + 4] & 0x20 ? "xa/form2 " : "", /* can read xa/from2 */
- buffer[n + 5] & 0x01 ? "cdda " : "", /* can read audio data */
- loadmech[buffer[n + 6] >> 5]);
+ sr_printk(KERN_INFO, cd,
+ "scsi3-mmc drive: %dx/%dx %s%s%s%s%s%s\n",
+ ((buffer[n + 14] << 8) + buffer[n + 15]) / 176,
+ cd->cdi.speed,
+ buffer[n + 3] & 0x01 ? "writer " : "", /* CD Writer */
+ buffer[n + 3] & 0x20 ? "dvd-ram " : "",
+ buffer[n + 2] & 0x02 ? "cd/rw " : "", /* can read rewriteable */
+ buffer[n + 4] & 0x20 ? "xa/form2 " : "", /* can read xa/from2 */
+ buffer[n + 5] & 0x01 ? "cdda " : "", /* can read audio data */
+ loadmech[buffer[n + 6] >> 5]);
if ((buffer[n + 6] >> 5) == 0)
/* caddy drives can't close tray... */
cd->cdi.mask |= CDC_CLOSE_TRAY;
if ((buffer[n + 2] & 0x8) == 0)
/* not a DVD drive */
cd->cdi.mask |= CDC_DVD;
- if ((buffer[n + 3] & 0x20) == 0)
+ if ((buffer[n + 3] & 0x20) == 0)
/* can't write DVD-RAM media */
cd->cdi.mask |= CDC_DVD_RAM;
if ((buffer[n + 3] & 0x10) == 0)
@@ -935,7 +938,7 @@
/*
* sr_packet() is the entry point for the generic commands generated
- * by the Uniform CD-ROM layer.
+ * by the Uniform CD-ROM layer.
*/
static int sr_packet(struct cdrom_device_info *cdi,
struct packet_command *cgc)
diff --git a/drivers/scsi/sr.h b/drivers/scsi/sr.h
index 37c8f6b..5334e98 100644
--- a/drivers/scsi/sr.h
+++ b/drivers/scsi/sr.h
@@ -55,6 +55,10 @@
struct gendisk *disk;
} Scsi_CD;
+#define sr_printk(prefix, cd, fmt, a...) \
+ sdev_printk(prefix, (cd)->device, "[%s] " fmt, \
+ (cd)->cdi.name, ##a)
+
int sr_do_ioctl(Scsi_CD *, struct packet_command *);
int sr_lock_door(struct cdrom_device_info *, int);
diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c
index a3911c3..6389fcf 100644
--- a/drivers/scsi/sr_ioctl.c
+++ b/drivers/scsi/sr_ioctl.c
@@ -36,7 +36,6 @@
* the status of the unchecked_isa_dma flag in the host structure */
#define SR_GFP_DMA(cd) (((cd)->device->host->unchecked_isa_dma) ? GFP_DMA : 0)
-
static int sr_read_tochdr(struct cdrom_device_info *cdi,
struct cdrom_tochdr *tochdr)
{
@@ -219,7 +218,8 @@
case UNIT_ATTENTION:
SDev->changed = 1;
if (!cgc->quiet)
- printk(KERN_INFO "%s: disc change detected.\n", cd->cdi.name);
+ sr_printk(KERN_INFO, cd,
+ "disc change detected.\n");
if (retries++ < 10)
goto retry;
err = -ENOMEDIUM;
@@ -229,7 +229,8 @@
sshdr.ascq == 0x01) {
/* sense: Logical unit is in process of becoming ready */
if (!cgc->quiet)
- printk(KERN_INFO "%s: CDROM not ready yet.\n", cd->cdi.name);
+ sr_printk(KERN_INFO, cd,
+ "CDROM not ready yet.\n");
if (retries++ < 10) {
/* sleep 2 sec and try again */
ssleep(2);
@@ -241,7 +242,9 @@
}
}
if (!cgc->quiet)
- printk(KERN_INFO "%s: CDROM not ready. Make sure there is a disc in the drive.\n", cd->cdi.name);
+ sr_printk(KERN_INFO, cd,
+ "CDROM not ready. Make sure there "
+ "is a disc in the drive.\n");
#ifdef DEBUG
scsi_print_sense_hdr("sr", &sshdr);
#endif
@@ -259,7 +262,8 @@
#endif
break;
default:
- printk(KERN_ERR "%s: CDROM (ioctl) error, command: ", cd->cdi.name);
+ sr_printk(KERN_ERR, cd,
+ "CDROM (ioctl) error, command: ");
__scsi_print_command(cgc->cmd);
scsi_print_sense_hdr("sr", &sshdr);
err = -EIO;
@@ -491,8 +495,8 @@
struct packet_command cgc;
#ifdef DEBUG
- printk("%s: sr_read_cd lba=%d format=%d blksize=%d\n",
- cd->cdi.name, lba, format, blksize);
+ sr_printk(KERN_INFO, cd, "sr_read_cd lba=%d format=%d blksize=%d\n",
+ lba, format, blksize);
#endif
memset(&cgc, 0, sizeof(struct packet_command));
@@ -539,7 +543,8 @@
if (-EDRIVE_CANT_DO_THIS != rc)
return rc;
cd->readcd_known = 0;
- printk("CDROM does'nt support READ CD (0xbe) command\n");
+ sr_printk(KERN_INFO, cd,
+ "CDROM does'nt support READ CD (0xbe) command\n");
/* fall & retry the other way */
}
/* ... if this fails, we switch the blocksize using MODE SELECT */
@@ -548,7 +553,8 @@
return rc;
}
#ifdef DEBUG
- printk("%s: sr_read_sector lba=%d blksize=%d\n", cd->cdi.name, lba, blksize);
+ sr_printk(KERN_INFO, cd, "sr_read_sector lba=%d blksize=%d\n",
+ lba, blksize);
#endif
memset(&cgc, 0, sizeof(struct packet_command));
@@ -592,7 +598,7 @@
}
kfree(raw_sector);
#ifdef DEBUG
- printk("%s: sr_is_xa: %d\n", cd->cdi.name, is_xa);
+ sr_printk(KERN_INFO, cd, "sr_is_xa: %d\n", is_xa);
#endif
return is_xa;
}
diff --git a/drivers/scsi/sr_vendor.c b/drivers/scsi/sr_vendor.c
index 92cc2ef..11a238c 100644
--- a/drivers/scsi/sr_vendor.c
+++ b/drivers/scsi/sr_vendor.c
@@ -123,7 +123,7 @@
return -ENOMEM;
#ifdef DEBUG
- printk("%s: MODE SELECT 0x%x/%d\n", cd->cdi.name, density, blocklength);
+ sr_printk(KERN_INFO, cd, "MODE SELECT 0x%x/%d\n", density, blocklength);
#endif
memset(&cgc, 0, sizeof(struct packet_command));
cgc.cmd[0] = MODE_SELECT;
@@ -144,8 +144,9 @@
}
#ifdef DEBUG
else
- printk("%s: switching blocklength to %d bytes failed\n",
- cd->cdi.name, blocklength);
+ sr_printk(KERN_INFO, cd,
+ "switching blocklength to %d bytes failed\n",
+ blocklength);
#endif
kfree(buffer);
return rc;
@@ -190,8 +191,8 @@
if (rc != 0)
break;
if ((buffer[0] << 8) + buffer[1] < 0x0a) {
- printk(KERN_INFO "%s: Hmm, seems the drive "
- "doesn't support multisession CD's\n", cd->cdi.name);
+ sr_printk(KERN_INFO, cd, "Hmm, seems the drive "
+ "doesn't support multisession CD's\n");
no_multi = 1;
break;
}
@@ -218,9 +219,9 @@
if (rc != 0)
break;
if (buffer[14] != 0 && buffer[14] != 0xb0) {
- printk(KERN_INFO "%s: Hmm, seems the cdrom "
- "doesn't support multisession CD's\n",
- cd->cdi.name);
+ sr_printk(KERN_INFO, cd, "Hmm, seems the cdrom "
+ "doesn't support multisession CD's\n");
+
no_multi = 1;
break;
}
@@ -245,9 +246,8 @@
cgc.timeout = VENDOR_TIMEOUT;
rc = sr_do_ioctl(cd, &cgc);
if (rc == -EINVAL) {
- printk(KERN_INFO "%s: Hmm, seems the drive "
- "doesn't support multisession CD's\n",
- cd->cdi.name);
+ sr_printk(KERN_INFO, cd, "Hmm, seems the drive "
+ "doesn't support multisession CD's\n");
no_multi = 1;
break;
}
@@ -277,8 +277,8 @@
break;
}
if ((rc = buffer[2]) == 0) {
- printk(KERN_WARNING
- "%s: No finished session\n", cd->cdi.name);
+ sr_printk(KERN_WARNING, cd,
+ "No finished session\n");
break;
}
cgc.cmd[0] = READ_TOC; /* Read TOC */
@@ -301,9 +301,9 @@
default:
/* should not happen */
- printk(KERN_WARNING
- "%s: unknown vendor code (%i), not initialized ?\n",
- cd->cdi.name, cd->vendor);
+ sr_printk(KERN_WARNING, cd,
+ "unknown vendor code (%i), not initialized ?\n",
+ cd->vendor);
sector = 0;
no_multi = 1;
break;
@@ -321,8 +321,8 @@
#ifdef DEBUG
if (sector)
- printk(KERN_DEBUG "%s: multisession offset=%lu\n",
- cd->cdi.name, sector);
+ sr_printk(KERN_DEBUG, cd, "multisession offset=%lu\n",
+ sector);
#endif
kfree(buffer);
return rc;