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>

1 files changed, 32 insertions, 29 deletions

diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 93cbd36c990b..a7ea27c01286 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -292,8 +292,8 @@ do_tur:
 	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 @@ static int sr_done(struct scsi_cmnd *SCpnt)
 	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 @@ static int sr_init_command(struct scsi_cmnd *SCpnt)
 	 * 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 @@ static int sr_init_command(struct scsi_cmnd *SCpnt)
 		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 @@ static int sr_init_command(struct scsi_cmnd *SCpnt)
 			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 @@ static int sr_init_command(struct scsi_cmnd *SCpnt)
 	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 @@ static void get_sectorsize(struct scsi_cd *cd)
 		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 @@ static void get_capabilities(struct scsi_cd *cd)
 	/* 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 @@ static void get_capabilities(struct scsi_cd *cd)
 				 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 @@ static void get_capabilities(struct scsi_cd *cd)
 	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 @@ static void get_capabilities(struct scsi_cd *cd)
 
 /*
  * 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)