[libata] conversion to new debug scheme, part 1 of $N

The first 25% of libata-core.c converted to the new debugging scheme.

Signed-off-by: <petkov@math.uni-muenster.de>

(with addition of ATA_MSG_WARN to standard msg_enable by me)
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 47 insertions, 26 deletions

diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 24d340aeb518..6c66877be2bf 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -418,7 +418,7 @@ static const char *sata_spd_string(unsigned int spd)
 
 void ata_dev_disable(struct ata_device *dev)
 {
-        if (ata_dev_enabled(dev)) {
+        if (ata_dev_enabled(dev) && ata_msg_drv(dev->ap)) {
                 ata_dev_printk(dev, KERN_WARNING, "disabled\n");
                 dev->class++;
         }
@@ -777,8 +777,11 @@ void ata_std_dev_select (struct ata_port *ap, unsigned int device)
 void ata_dev_select(struct ata_port *ap, unsigned int device,
                            unsigned int wait, unsigned int can_sleep)
 {
-        VPRINTK("ENTER, ata%u: device %u, wait %u\n",
-                ap->id, device, wait);
+        if (ata_msg_probe(ap)) {
+                ata_port_printk(ap, KERN_INFO, "ata_dev_select: ENTER, ata%u: "
+                                "device %u, wait %u\n",
+                                ap->id, device, wait);
+        }
 
         if (wait)
                 ata_wait_idle(ap);
@@ -946,7 +949,8 @@ void ata_port_flush_task(struct ata_port *ap)
          * Cancel and flush.
          */
         if (!cancel_delayed_work(&ap->port_task)) {
-                DPRINTK("flush #2\n");
+                if (ata_msg_ctl(ap))
+                        ata_port_printk(ap, KERN_DEBUG, "%s: flush #2\n", __FUNCTION__);
                 flush_workqueue(ata_wq);
         }
 
@@ -954,7 +958,8 @@ void ata_port_flush_task(struct ata_port *ap)
         ap->flags &= ~ATA_FLAG_FLUSH_PORT_TASK;
         spin_unlock_irqrestore(ap->lock, flags);
 
-        DPRINTK("EXIT\n");
+        if (ata_msg_ctl(ap))
+                ata_port_printk(ap, KERN_DEBUG, "%s: EXIT\n", __FUNCTION__);
 }
 
 void ata_qc_complete_internal(struct ata_queued_cmd *qc)
@@ -1074,7 +1079,8 @@ unsigned ata_exec_internal(struct ata_device *dev,
                         else
                                 ata_qc_complete(qc);
 
-                        ata_dev_printk(dev, KERN_WARNING,
+                        if (ata_msg_warn(ap))
+                                ata_dev_printk(dev, KERN_WARNING,
                                        "qc timeout (cmd 0x%x)\n", command);
                 }
 
@@ -1086,7 +1092,9 @@ unsigned ata_exec_internal(struct ata_device *dev,
                 ap->ops->post_internal_cmd(qc);
 
         if (qc->flags & ATA_QCFLAG_FAILED && !qc->err_mask) {
-                ata_dev_printk(dev, KERN_WARNING, "zero err_mask for failed "
+                if (ata_msg_warn(ap))
+                        ata_dev_printk(dev, KERN_WARNING, 
+                                "zero err_mask for failed "
                                "internal command, assuming AC_ERR_OTHER\n");
                 qc->err_mask |= AC_ERR_OTHER;
         }
@@ -1184,7 +1192,9 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
         const char *reason;
         int rc;
 
-        DPRINTK("ENTER, host %u, dev %u\n", ap->id, dev->devno);
+        if (ata_msg_ctl(ap))
+                ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER, host %u, dev %u\n", 
+                                __FUNCTION__, ap->id, dev->devno);
 
         ata_dev_select(ap, dev->devno, 1, 1); /* select device 0/1 */
 
@@ -1253,7 +1263,8 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
         return 0;
 
  err_out:
-        ata_dev_printk(dev, KERN_WARNING, "failed to IDENTIFY "
+        if (ata_msg_warn(ap)) 
+                ata_dev_printk(dev, KERN_WARNING, "failed to IDENTIFY "
                        "(%s, err_mask=0x%x)\n", reason, err_mask);
         return rc;
 }
@@ -1306,18 +1317,21 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
         unsigned int xfer_mask;
         int i, rc;
 
-        if (!ata_dev_enabled(dev)) {
-                DPRINTK("ENTER/EXIT (host %u, dev %u) -- nodev\n",
-                        ap->id, dev->devno);
+        if (!ata_dev_enabled(dev) && ata_msg_info(ap)) {
+                ata_dev_printk(dev, KERN_INFO, "%s: ENTER/EXIT (host %u, dev %u) -- nodev\n",
+                        __FUNCTION__, ap->id, dev->devno);
                 return 0;
         }
 
-        DPRINTK("ENTER, host %u, dev %u\n", ap->id, dev->devno);
+        if (ata_msg_probe(ap))
+                ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER, host %u, dev %u\n", 
+                        __FUNCTION__, ap->id, dev->devno);
 
         /* print device capabilities */
-        if (print_info)
-                ata_dev_printk(dev, KERN_DEBUG, "cfg 49:%04x 82:%04x 83:%04x "
+        if (ata_msg_probe(ap))
+                ata_dev_printk(dev, KERN_DEBUG, "%s: cfg 49:%04x 82:%04x 83:%04x "
                                "84:%04x 85:%04x 86:%04x 87:%04x 88:%04x\n",
+                               __FUNCTION__,
                                id[49], id[82], id[83], id[84],
                                id[85], id[86], id[87], id[88]);
 
@@ -1337,7 +1351,8 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
         /* find max transfer mode; for printk only */
         xfer_mask = ata_id_xfermask(id);
 
-        ata_dump_id(id);
+        if (ata_msg_probe(ap))
+                ata_dump_id(id);
 
         /* ATA-specific feature tests */
         if (dev->class == ATA_DEV_ATA) {
@@ -1358,7 +1373,7 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
                         ata_dev_config_ncq(dev, ncq_desc, sizeof(ncq_desc));
 
                         /* print device info to dmesg */
-                        if (print_info)
+                        if (ata_msg_info(ap))
                                 ata_dev_printk(dev, KERN_INFO, "ATA-%d, "
                                         "max %s, %Lu sectors: %s %s\n",
                                         ata_id_major_version(id),
@@ -1381,7 +1396,7 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
                         }
 
                         /* print device info to dmesg */
-                        if (print_info)
+                        if (ata_msg_info(ap))
                                 ata_dev_printk(dev, KERN_INFO, "ATA-%d, "
                                         "max %s, %Lu sectors: CHS %u/%u/%u\n",
                                         ata_id_major_version(id),
@@ -1392,7 +1407,8 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
 
                 if (dev->id[59] & 0x100) {
                         dev->multi_count = dev->id[59] & 0xff;
-                        DPRINTK("ata%u: dev %u multi count %u\n",
+                        if (ata_msg_info(ap))
+                                ata_dev_printk(dev, KERN_INFO, "ata%u: dev %u multi count %u\n",
                                 ap->id, dev->devno, dev->multi_count);
                 }
 
@@ -1405,8 +1421,9 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
 
                 rc = atapi_cdb_len(id);
                 if ((rc < 12) || (rc > ATAPI_CDB_LEN)) {
-                        ata_dev_printk(dev, KERN_WARNING,
-                                       "unsupported CDB len\n");
+                        if (ata_msg_warn(ap))
+                                ata_dev_printk(dev, KERN_WARNING, 
+                                        "unsupported CDB len\n");
                         rc = -EINVAL;
                         goto err_out_nosup;
                 }
@@ -1418,7 +1435,7 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
                 }
 
                 /* print device info to dmesg */
-                if (print_info)
+                if (ata_msg_info(ap))
                         ata_dev_printk(dev, KERN_INFO, "ATAPI, max %s%s\n",
                                        ata_mode_string(xfer_mask),
                                        cdb_intr_string);
@@ -1432,7 +1449,7 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
 
         /* limit bridge transfers to udma5, 200 sectors */
         if (ata_dev_knobble(dev)) {
-                if (print_info)
+                if (ata_msg_info(ap))
                         ata_dev_printk(dev, KERN_INFO,
                                        "applying bridge limits\n");
                 dev->udma_mask &= ATA_UDMA5;
@@ -1442,11 +1459,15 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
         if (ap->ops->dev_config)
                 ap->ops->dev_config(ap, dev);
 
-        DPRINTK("EXIT, drv_stat = 0x%x\n", ata_chk_status(ap));
+        if (ata_msg_probe(ap))
+                ata_dev_printk(dev, KERN_DEBUG, "%s: EXIT, drv_stat = 0x%x\n",
+                        __FUNCTION__, ata_chk_status(ap));
         return 0;
 
 err_out_nosup:
-        DPRINTK("EXIT, err\n");
+        if (ata_msg_probe(ap))
+                ata_dev_printk(dev, KERN_DEBUG, 
+                                "%s: EXIT, err\n", __FUNCTION__);
         return rc;
 }
 
@@ -5192,7 +5213,7 @@ static void ata_host_init(struct ata_port *ap, struct Scsi_Host *host,
 #elif defined(ATA_DEBUG)
         ap->msg_enable = ATA_MSG_DRV | ATA_MSG_INFO | ATA_MSG_CTL | ATA_MSG_WARN | ATA_MSG_ERR;
 #else 
-        ap->msg_enable = ATA_MSG_DRV | ATA_MSG_ERR;
+        ap->msg_enable = ATA_MSG_DRV | ATA_MSG_ERR | ATA_MSG_WARN;
 #endif
 
         INIT_WORK(&ap->port_task, NULL, NULL);