ncr5380: Fix register decoding for debugging

Decode all bits in the chip registers. They are all useful at times.
Fix printk severity so that this output can be suppressed along with
the other debugging output.
Signed-off-by: NFinn Thain <fthain@telegraphics.com.au>
Reviewed-by: NHannes Reinecke <hare@suse.com>
Tested-by: NMichael Schmitz <schmitzmic@gmail.com>
Tested-by: NOndrej Zary <linux@rainbow-software.org>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/NCR5380.c

@@ -256,12 +256,20 @@ static struct {
 	{0, NULL}
 },
 basrs[] = {
+	{BASR_END_DMA_TRANSFER, "END OF DMA"},
+	{BASR_DRQ, "DRQ"},
+	{BASR_PARITY_ERROR, "PARITY ERROR"},
+	{BASR_IRQ, "IRQ"},
+	{BASR_PHASE_MATCH, "PHASE MATCH"},
+	{BASR_BUSY_ERROR, "BUSY ERROR"},
 	{BASR_ATN, "ATN"},
 	{BASR_ACK, "ACK"},
 	{0, NULL}
 },
 icrs[] = {
 	{ICR_ASSERT_RST, "ASSERT RST"},
+	{ICR_ARBITRATION_PROGRESS, "ARB. IN PROGRESS"},
+	{ICR_ARBITRATION_LOST, "LOST ARB."},
 	{ICR_ASSERT_ACK, "ASSERT ACK"},
 	{ICR_ASSERT_BSY, "ASSERT BSY"},
 	{ICR_ASSERT_SEL, "ASSERT SEL"},
@@ -270,14 +278,14 @@ icrs[] = {
 	{0, NULL}
 },
 mrs[] = {
-	{MR_BLOCK_DMA_MODE, "MODE BLOCK DMA"},
-	{MR_TARGET, "MODE TARGET"},
-	{MR_ENABLE_PAR_CHECK, "MODE PARITY CHECK"},
-	{MR_ENABLE_PAR_INTR, "MODE PARITY INTR"},
-	{MR_ENABLE_EOP_INTR, "MODE EOP INTR"},
-	{MR_MONITOR_BSY, "MODE MONITOR BSY"},
-	{MR_DMA_MODE, "MODE DMA"},
-	{MR_ARBITRATE, "MODE ARBITRATION"},
+	{MR_BLOCK_DMA_MODE, "BLOCK DMA MODE"},
+	{MR_TARGET, "TARGET"},
+	{MR_ENABLE_PAR_CHECK, "PARITY CHECK"},
+	{MR_ENABLE_PAR_INTR, "PARITY INTR"},
+	{MR_ENABLE_EOP_INTR, "EOP INTR"},
+	{MR_MONITOR_BSY, "MONITOR BSY"},
+	{MR_DMA_MODE, "DMA MODE"},
+	{MR_ARBITRATE, "ARBITRATE"},
 	{0, NULL}
 };
 
@@ -298,23 +306,23 @@ static void NCR5380_print(struct Scsi_Host *instance)
 	icr = NCR5380_read(INITIATOR_COMMAND_REG);
 	basr = NCR5380_read(BUS_AND_STATUS_REG);
 
-	printk("STATUS_REG: %02x ", status);
+	printk(KERN_DEBUG "SR =   0x%02x : ", status);
 	for (i = 0; signals[i].mask; ++i)
 		if (status & signals[i].mask)
-			printk(",%s", signals[i].name);
-	printk("\nBASR: %02x ", basr);
+			printk(KERN_CONT "%s, ", signals[i].name);
+	printk(KERN_CONT "\nBASR = 0x%02x : ", basr);
 	for (i = 0; basrs[i].mask; ++i)
 		if (basr & basrs[i].mask)
-			printk(",%s", basrs[i].name);
-	printk("\nICR: %02x ", icr);
+			printk(KERN_CONT "%s, ", basrs[i].name);
+	printk(KERN_CONT "\nICR =  0x%02x : ", icr);
 	for (i = 0; icrs[i].mask; ++i)
 		if (icr & icrs[i].mask)
-			printk(",%s", icrs[i].name);
-	printk("\nMODE: %02x ", mr);
+			printk(KERN_CONT "%s, ", icrs[i].name);
+	printk(KERN_CONT "\nMR =   0x%02x : ", mr);
 	for (i = 0; mrs[i].mask; ++i)
 		if (mr & mrs[i].mask)
-			printk(",%s", mrs[i].name);
-	printk("\n");
+			printk(KERN_CONT "%s, ", mrs[i].name);
+	printk(KERN_CONT "\n");
 }
 
 static struct {