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pktcdvd: convert printk to pr_<level>

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Use a more current logging style and add messages levels to the logging
messages.

Simplify pkt_dump_sense by using %*ph and adding a simple function to emit
the sense string.

Includes improvements from Andy Shevchenko and Dan Carpenter.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2013-09-11 14:25:52 -07:00 committed by Linus Torvalds
parent 5323fb770b
commit 99481334bc
1 changed files with 61 additions and 61 deletions
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122
drivers/block/pktcdvd.c
View File

@ -44,6 +44,8 @@
*
*************************************************************************/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/pktcdvd.h>
#include <linux/module.h>
#include <linux/types.h>
@ -424,7 +426,7 @@ static int pkt_sysfs_init(void)
if (ret) {
kfree(class_pktcdvd);
class_pktcdvd = NULL;
printk(DRIVER_NAME": failed to create class pktcdvd\n");
pr_err("failed to create class pktcdvd\n");
return ret;
}
return 0;
@ -734,36 +736,32 @@ out:
return ret;
}
static const char *sense_key_string(__u8 index)
{
static const char * const info[] = {
"No sense", "Recovered error", "Not ready",
"Medium error", "Hardware error", "Illegal request",
"Unit attention", "Data protect", "Blank check",
};
return index < ARRAY_SIZE(info) ? info[index] : "INVALID";
}
/*
* A generic sense dump / resolve mechanism should be implemented across
* all ATAPI + SCSI devices.
*/
static void pkt_dump_sense(struct packet_command *cgc)
{
static char *info[9] = { "No sense", "Recovered error", "Not ready",
"Medium error", "Hardware error", "Illegal request",
"Unit attention", "Data protect", "Blank check" };
int i;
struct request_sense *sense = cgc->sense;
printk(DRIVER_NAME":");
for (i = 0; i < CDROM_PACKET_SIZE; i++)
printk(" %02x", cgc->cmd[i]);
printk(" - ");
if (sense == NULL) {
printk("no sense\n");
return;
}
printk("sense %02x.%02x.%02x", sense->sense_key, sense->asc, sense->ascq);
if (sense->sense_key > 8) {
printk(" (INVALID)\n");
return;
}
printk(" (%s)\n", info[sense->sense_key]);
if (sense)
pr_err("%*ph - sense %02x.%02x.%02x (%s)\n",
CDROM_PACKET_SIZE, cgc->cmd,
sense->sense_key, sense->asc, sense->ascq,
sense_key_string(sense->sense_key));
else
pr_err("%*ph - no sense\n", CDROM_PACKET_SIZE, cgc->cmd);
}
/*
@ -943,7 +941,7 @@ static int pkt_set_segment_merging(struct pktcdvd_device *pd, struct request_que
set_bit(PACKET_MERGE_SEGS, &pd->flags);
return 0;
} else {
printk(DRIVER_NAME": cdrom max_phys_segments too small\n");
pr_err("cdrom max_phys_segments too small\n");
return -EIO;
}
}
@ -1563,9 +1561,10 @@ work_to_do:
static void pkt_print_settings(struct pktcdvd_device *pd)
{
printk(DRIVER_NAME": %s packets, ", pd->settings.fp ? "Fixed" : "Variable");
printk("%u blocks, ", pd->settings.size >> 2);
printk("Mode-%c disc\n", pd->settings.block_mode == 8 ? '1' : '2');
pr_info("%s packets, %u blocks, Mode-%c disc\n",
pd->settings.fp ? "Fixed" : "Variable",
pd->settings.size >> 2,
pd->settings.block_mode == 8 ? '1' : '2');
}
static int pkt_mode_sense(struct pktcdvd_device *pd, struct packet_command *cgc, int page_code, int page_control)
@ -1749,7 +1748,7 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd)
/*
* paranoia
*/
printk(DRIVER_NAME": write mode wrong %d\n", wp->data_block_type);
pr_err("write mode wrong %d\n", wp->data_block_type);
return 1;
}
wp->packet_size = cpu_to_be32(pd->settings.size >> 2);
@ -1793,7 +1792,7 @@ static int pkt_writable_track(struct pktcdvd_device *pd, track_information *ti)
if (ti->rt == 1 && ti->blank == 0)
return 1;
printk(DRIVER_NAME": bad state %d-%d-%d\n", ti->rt, ti->blank, ti->packet);
pr_err("bad state %d-%d-%d\n", ti->rt, ti->blank, ti->packet);
return 0;
}
@ -1820,22 +1819,22 @@ static int pkt_writable_disc(struct pktcdvd_device *pd, disc_information *di)
* but i'm not sure, should we leave this to user apps? probably.
*/
if (di->disc_type == 0xff) {
printk(DRIVER_NAME": Unknown disc. No track?\n");
pr_notice("unknown disc - no track?\n");
return 0;
}
if (di->disc_type != 0x20 && di->disc_type != 0) {
printk(DRIVER_NAME": Wrong disc type (%x)\n", di->disc_type);
pr_err("wrong disc type (%x)\n", di->disc_type);
return 0;
}
if (di->erasable == 0) {
printk(DRIVER_NAME": Disc not erasable\n");
pr_notice("disc not erasable\n");
return 0;
}
if (di->border_status == PACKET_SESSION_RESERVED) {
printk(DRIVER_NAME": Can't write to last track (reserved)\n");
pr_err("can't write to last track (reserved)\n");
return 0;
}
@ -1860,7 +1859,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
memset(&ti, 0, sizeof(track_information));
if ((ret = pkt_get_disc_info(pd, &di))) {
printk("failed get_disc\n");
pr_err("failed get_disc\n");
return ret;
}
@ -1871,12 +1870,12 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
track = 1; /* (di.last_track_msb << 8) | di.last_track_lsb; */
if ((ret = pkt_get_track_info(pd, track, 1, &ti))) {
printk(DRIVER_NAME": failed get_track\n");
pr_err("failed get_track\n");
return ret;
}
if (!pkt_writable_track(pd, &ti)) {
printk(DRIVER_NAME": can't write to this track\n");
pr_err("can't write to this track\n");
return -EROFS;
}
@ -1886,11 +1885,11 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
*/
pd->settings.size = be32_to_cpu(ti.fixed_packet_size) << 2;
if (pd->settings.size == 0) {
printk(DRIVER_NAME": detected zero packet size!\n");
pr_notice("detected zero packet size!\n");
return -ENXIO;
}
if (pd->settings.size > PACKET_MAX_SECTORS) {
printk(DRIVER_NAME": packet size is too big\n");
pr_err("packet size is too big\n");
return -EROFS;
}
pd->settings.fp = ti.fp;
@ -1932,7 +1931,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
pd->settings.block_mode = PACKET_BLOCK_MODE2;
break;
default:
printk(DRIVER_NAME": unknown data mode\n");
pr_err("unknown data mode\n");
return -EROFS;
}
return 0;
@ -1966,10 +1965,10 @@ static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd,
cgc.buflen = cgc.cmd[8] = 2 + ((buf[0] << 8) | (buf[1] & 0xff));
ret = pkt_mode_select(pd, &cgc);
if (ret) {
printk(DRIVER_NAME": write caching control failed\n");
pr_err("write caching control failed\n");
pkt_dump_sense(&cgc);
} else if (!ret && set)
printk(DRIVER_NAME": enabled write caching on %s\n", pd->name);
pr_notice("enabled write caching on %s\n", pd->name);
return ret;
}
@ -2084,11 +2083,11 @@ static noinline_for_stack int pkt_media_speed(struct pktcdvd_device *pd,
}
if (!(buf[6] & 0x40)) {
printk(DRIVER_NAME": Disc type is not CD-RW\n");
pr_notice("disc type is not CD-RW\n");
return 1;
}
if (!(buf[6] & 0x4)) {
printk(DRIVER_NAME": A1 values on media are not valid, maybe not CDRW?\n");
pr_notice("A1 values on media are not valid, maybe not CDRW?\n");
return 1;
}
@ -2108,14 +2107,14 @@ static noinline_for_stack int pkt_media_speed(struct pktcdvd_device *pd,
*speed = us_clv_to_speed[sp];
break;
default:
printk(DRIVER_NAME": Unknown disc sub-type %d\n",st);
pr_notice("unknown disc sub-type %d\n", st);
return 1;
}
if (*speed) {
printk(DRIVER_NAME": Max. media speed: %d\n",*speed);
pr_info("maximum media speed: %d\n", *speed);
return 0;
} else {
printk(DRIVER_NAME": Unknown speed %d for sub-type %d\n",sp,st);
pr_notice("unknown speed %d for sub-type %d\n", sp, st);
return 1;
}
}
@ -2205,7 +2204,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write)
goto out;
if ((ret = pkt_get_last_written(pd, &lba))) {
printk(DRIVER_NAME": pkt_get_last_written failed\n");
pr_err("pkt_get_last_written failed\n");
goto out_putdev;
}
@ -2235,11 +2234,11 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write)
if (write) {
if (!pkt_grow_pktlist(pd, CONFIG_CDROM_PKTCDVD_BUFFERS)) {
printk(DRIVER_NAME": not enough memory for buffers\n");
pr_err("not enough memory for buffers\n");
ret = -ENOMEM;
goto out_putdev;
}
printk(DRIVER_NAME": %lukB available on disc\n", lba << 1);
pr_info("%lukB available on disc\n", lba << 1);
}
return 0;
@ -2360,7 +2359,8 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
pd = q->queuedata;
if (!pd) {
printk(DRIVER_NAME": %s incorrect request queue\n", bdevname(bio->bi_bdev, b));
pr_err("%s incorrect request queue\n",
bdevname(bio->bi_bdev, b));
goto end_io;
}
@ -2382,13 +2382,13 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
}
if (!test_bit(PACKET_WRITABLE, &pd->flags)) {
printk(DRIVER_NAME": WRITE for ro device %s (%llu)\n",
pd->name, (unsigned long long)bio->bi_sector);
pr_notice("WRITE for ro device %s (%llu)\n",
pd->name, (unsigned long long)bio->bi_sector);
goto end_io;
}
if (!bio->bi_size || (bio->bi_size % CD_FRAMESIZE)) {
printk(DRIVER_NAME": wrong bio size\n");
pr_err("wrong bio size\n");
goto end_io;
}
@ -2609,7 +2609,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
struct block_device *bdev;
if (pd->pkt_dev == dev) {
printk(DRIVER_NAME": Recursive setup not allowed\n");
pr_err("recursive setup not allowed\n");
return -EBUSY;
}
for (i = 0; i < MAX_WRITERS; i++) {
@ -2617,11 +2617,11 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
if (!pd2)
continue;
if (pd2->bdev->bd_dev == dev) {
printk(DRIVER_NAME": %s already setup\n", bdevname(pd2->bdev, b));
pr_err("%s already setup\n", bdevname(pd2->bdev, b));
return -EBUSY;
}
if (pd2->pkt_dev == dev) {
printk(DRIVER_NAME": Can't chain pktcdvd devices\n");
pr_err("can't chain pktcdvd devices\n");
return -EBUSY;
}
}
@ -2644,7 +2644,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
atomic_set(&pd->cdrw.pending_bios, 0);
pd->cdrw.thread = kthread_run(kcdrwd, pd, "%s", pd->name);
if (IS_ERR(pd->cdrw.thread)) {
printk(DRIVER_NAME": can't start kernel thread\n");
pr_err("can't start kernel thread\n");
ret = -ENOMEM;
goto out_mem;
}
@ -2743,7 +2743,7 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev)
if (!pkt_devs[idx])
break;
if (idx == MAX_WRITERS) {
printk(DRIVER_NAME": max %d writers supported\n", MAX_WRITERS);
pr_err("max %d writers supported\n", MAX_WRITERS);
ret = -EBUSY;
goto out_mutex;
}
@ -2818,7 +2818,7 @@ out_mem:
kfree(pd);
out_mutex:
mutex_unlock(&ctl_mutex);
printk(DRIVER_NAME": setup of pktcdvd device failed\n");
pr_err("setup of pktcdvd device failed\n");
return ret;
}
@ -2969,7 +2969,7 @@ static int __init pkt_init(void)
ret = register_blkdev(pktdev_major, DRIVER_NAME);
if (ret < 0) {
printk(DRIVER_NAME": Unable to register block device\n");
pr_err("unable to register block device\n");
goto out2;
}
if (!pktdev_major)
@ -2983,7 +2983,7 @@ static int __init pkt_init(void)
ret = misc_register(&pkt_misc);
if (ret) {
printk(DRIVER_NAME": Unable to register misc device\n");
pr_err("unable to register misc device\n");
goto out_misc;
}