[PATCH 3/3] firewire: sbp2: use dev_printk API

From: Stefan Richter
Date: Tue Dec 20 2011 - 15:34:25 EST

All messages are uniformly prefixed by driver name and device name now.

Signed-off-by: Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>
---
drivers/firewire/sbp2.c | 93 ++++++++++++++++++++++------------------
1 file changed, 51 insertions(+), 42 deletions(-)

Index: b/drivers/firewire/sbp2.c
===================================================================
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -165,7 +165,6 @@ static void sbp2_queue_work(struct sbp2_
*/
struct sbp2_target {
struct fw_unit *unit;
- const char *bus_id;
struct list_head lu_list;

u64 management_agent_address;
@@ -181,11 +180,21 @@ struct sbp2_target {
int blocked; /* ditto */
};

-static struct fw_device *target_device(struct sbp2_target *tgt)
+static struct fw_device *target_parent_device(struct sbp2_target *tgt)
{
return fw_parent_device(tgt->unit);
}

+static const struct device *tgt_dev(const struct sbp2_target *tgt)
+{
+ return &tgt->unit->device;
+}
+
+static const struct device *lu_dev(const struct sbp2_logical_unit *lu)
+{
+ return &lu->tgt->unit->device;
+}
+
/* Impossible login_id, to detect logout attempt before successful login */
#define INVALID_LOGIN_ID 0x10000

@@ -430,7 +439,8 @@ static void sbp2_status_write(struct fw_
memcpy(status.data, payload + 8, length - 8);

if (STATUS_GET_SOURCE(status) == 2 || STATUS_GET_SOURCE(status) == 3) {
- fw_notify("non-orb related status write, not handled\n");
+ dev_notice(lu_dev(lu),
+ "non-ORB related status write, not handled\n");
fw_send_response(card, request, RCODE_COMPLETE);
return;
}
@@ -451,7 +461,7 @@ static void sbp2_status_write(struct fw_
orb->callback(orb, &status);
kref_put(&orb->kref, free_orb); /* orb callback reference */
} else {
- fw_error("status write for unknown orb\n");
+ dev_err(lu_dev(lu), "status write for unknown ORB\n");
}

fw_send_response(card, request, RCODE_COMPLETE);
@@ -492,7 +502,7 @@ static void complete_transaction(struct
static void sbp2_send_orb(struct sbp2_orb *orb, struct sbp2_logical_unit *lu,
int node_id, int generation, u64 offset)
{
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
struct sbp2_pointer orb_pointer;
unsigned long flags;

@@ -513,7 +523,7 @@ static void sbp2_send_orb(struct sbp2_or

static int sbp2_cancel_orbs(struct sbp2_logical_unit *lu)
{
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
struct sbp2_orb *orb, *next;
struct list_head list;
unsigned long flags;
@@ -552,7 +562,7 @@ static int sbp2_send_management_orb(stru
int generation, int function,
int lun_or_login_id, void *response)
{
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
struct sbp2_management_orb *orb;
unsigned int timeout;
int retval = -ENOMEM;
@@ -612,20 +622,20 @@ static int sbp2_send_management_orb(stru

retval = -EIO;
if (sbp2_cancel_orbs(lu) == 0) {
- fw_error("%s: orb reply timed out, rcode=0x%02x\n",
- lu->tgt->bus_id, orb->base.rcode);
+ dev_err(lu_dev(lu), "ORB reply timed out, rcode 0x%02x\n",
+ orb->base.rcode);
goto out;
}

if (orb->base.rcode != RCODE_COMPLETE) {
- fw_error("%s: management write failed, rcode 0x%02x\n",
- lu->tgt->bus_id, orb->base.rcode);
+ dev_err(lu_dev(lu), "management write failed, rcode 0x%02x\n",
+ orb->base.rcode);
goto out;
}

if (STATUS_GET_RESPONSE(orb->status) != 0 ||
STATUS_GET_SBP_STATUS(orb->status) != 0) {
- fw_error("%s: error status: %d:%d\n", lu->tgt->bus_id,
+ dev_err(lu_dev(lu), "error status: %d:%d\n",
STATUS_GET_RESPONSE(orb->status),
STATUS_GET_SBP_STATUS(orb->status));
goto out;
@@ -648,7 +658,7 @@ static int sbp2_send_management_orb(stru

static void sbp2_agent_reset(struct sbp2_logical_unit *lu)
{
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
__be32 d = 0;

fw_run_transaction(device->card, TCODE_WRITE_QUADLET_REQUEST,
@@ -665,7 +675,7 @@ static void complete_agent_reset_write_n

static void sbp2_agent_reset_no_wait(struct sbp2_logical_unit *lu)
{
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
struct fw_transaction *t;
static __be32 d;

@@ -704,7 +714,7 @@ static inline void sbp2_allow_block(stru
static void sbp2_conditionally_block(struct sbp2_logical_unit *lu)
{
struct sbp2_target *tgt = lu->tgt;
- struct fw_card *card = target_device(tgt)->card;
+ struct fw_card *card = target_parent_device(tgt)->card;
struct Scsi_Host *shost =
container_of((void *)tgt, struct Scsi_Host, hostdata[0]);
unsigned long flags;
@@ -728,7 +738,7 @@ static void sbp2_conditionally_block(str
static void sbp2_conditionally_unblock(struct sbp2_logical_unit *lu)
{
struct sbp2_target *tgt = lu->tgt;
- struct fw_card *card = target_device(tgt)->card;
+ struct fw_card *card = target_parent_device(tgt)->card;
struct Scsi_Host *shost =
container_of((void *)tgt, struct Scsi_Host, hostdata[0]);
unsigned long flags;
@@ -753,7 +763,7 @@ static void sbp2_conditionally_unblock(s
*/
static void sbp2_unblock(struct sbp2_target *tgt)
{
- struct fw_card *card = target_device(tgt)->card;
+ struct fw_card *card = target_parent_device(tgt)->card;
struct Scsi_Host *shost =
container_of((void *)tgt, struct Scsi_Host, hostdata[0]);
unsigned long flags;
@@ -794,7 +804,7 @@ static int sbp2_lun2int(u16 lun)
*/
static void sbp2_set_busy_timeout(struct sbp2_logical_unit *lu)
{
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
__be32 d = cpu_to_be32(SBP2_CYCLE_LIMIT | SBP2_RETRY_LIMIT);

fw_run_transaction(device->card, TCODE_WRITE_QUADLET_REQUEST,
@@ -809,7 +819,7 @@ static void sbp2_login(struct work_struc
struct sbp2_logical_unit *lu =
container_of(work, struct sbp2_logical_unit, work.work);
struct sbp2_target *tgt = lu->tgt;
- struct fw_device *device = target_device(tgt);
+ struct fw_device *device = target_parent_device(tgt);
struct Scsi_Host *shost;
struct scsi_device *sdev;
struct sbp2_login_response response;
@@ -833,8 +843,8 @@ static void sbp2_login(struct work_struc
if (lu->retries++ < 5) {
sbp2_queue_work(lu, DIV_ROUND_UP(HZ, 5));
} else {
- fw_error("%s: failed to login to LUN %04x\n",
- tgt->bus_id, lu->lun);
+ dev_err(tgt_dev(tgt), "failed to login to LUN %04x\n",
+ lu->lun);
/* Let any waiting I/O fail from now on. */
sbp2_unblock(lu->tgt);
}
@@ -851,8 +861,8 @@ static void sbp2_login(struct work_struc
<< 32) | be32_to_cpu(response.command_block_agent.low);
lu->login_id = be32_to_cpu(response.misc) & 0xffff;

- fw_notify("%s: logged in to LUN %04x (%d retries)\n",
- tgt->bus_id, lu->lun, lu->retries);
+ dev_notice(tgt_dev(tgt), "logged in to LUN %04x (%d retries)\n",
+ lu->lun, lu->retries);

/* set appropriate retry limit(s) in BUSY_TIMEOUT register */
sbp2_set_busy_timeout(lu);
@@ -919,7 +929,7 @@ static void sbp2_reconnect(struct work_s
struct sbp2_logical_unit *lu =
container_of(work, struct sbp2_logical_unit, work.work);
struct sbp2_target *tgt = lu->tgt;
- struct fw_device *device = target_device(tgt);
+ struct fw_device *device = target_parent_device(tgt);
int generation, node_id, local_node_id;

if (fw_device_is_shutdown(device))
@@ -943,7 +953,7 @@ static void sbp2_reconnect(struct work_s
smp_rmb(); /* get current card generation */
if (generation == device->card->generation ||
lu->retries++ >= 5) {
- fw_error("%s: failed to reconnect\n", tgt->bus_id);
+ dev_err(tgt_dev(tgt), "failed to reconnect\n");
lu->retries = 0;
PREPARE_DELAYED_WORK(&lu->work, sbp2_login);
}
@@ -957,8 +967,8 @@ static void sbp2_reconnect(struct work_s
smp_wmb(); /* node IDs must not be older than generation */
lu->generation = generation;

- fw_notify("%s: reconnected to LUN %04x (%d retries)\n",
- tgt->bus_id, lu->lun, lu->retries);
+ dev_notice(tgt_dev(tgt), "reconnected to LUN %04x (%d retries)\n",
+ lu->lun, lu->retries);

sbp2_agent_reset(lu);
sbp2_cancel_orbs(lu);
@@ -1068,8 +1078,8 @@ static void sbp2_clamp_management_orb_ti
unsigned int timeout = tgt->mgt_orb_timeout;

if (timeout > 40000)
- fw_notify("%s: %ds mgt_ORB_timeout limited to 40s\n",
- tgt->bus_id, timeout / 1000);
+ dev_notice(tgt_dev(tgt), "%ds mgt_ORB_timeout limited to 40s\n",
+ timeout / 1000);

tgt->mgt_orb_timeout = clamp_val(timeout, 5000, 40000);
}
@@ -1081,9 +1091,9 @@ static void sbp2_init_workarounds(struct
unsigned int w = sbp2_param_workarounds;

if (w)
- fw_notify("Please notify linux1394-devel@xxxxxxxxxxxxxxxxxxxxx "
- "if you need the workarounds parameter for %s\n",
- tgt->bus_id);
+ dev_notice(tgt_dev(tgt),
+ "Please notify linux1394-devel@xxxxxxxxxxxx "
+ "if you need the workarounds parameter\n");

if (w & SBP2_WORKAROUND_OVERRIDE)
goto out;
@@ -1103,9 +1113,9 @@ static void sbp2_init_workarounds(struct
}
out:
if (w)
- fw_notify("Workarounds for %s: 0x%x "
- "(firmware_revision 0x%06x, model_id 0x%06x)\n",
- tgt->bus_id, w, firmware_revision, model);
+ dev_notice(tgt_dev(tgt), "workarounds 0x%x "
+ "(firmware_revision 0x%06x, model_id 0x%06x)\n",
+ w, firmware_revision, model);
tgt->workarounds = w;
}

@@ -1133,7 +1143,6 @@ static int sbp2_probe(struct device *dev
dev_set_drvdata(&unit->device, tgt);
tgt->unit = unit;
INIT_LIST_HEAD(&tgt->lu_list);
- tgt->bus_id = dev_name(&unit->device);
tgt->guid = (u64)device->config_rom[3] << 32 | device->config_rom[4];

if (fw_device_enable_phys_dma(device) < 0)
@@ -1239,7 +1248,7 @@ static int sbp2_remove(struct device *de
kfree(lu);
}
scsi_remove_host(shost);
- fw_notify("released %s, target %d:0:0\n", tgt->bus_id, shost->host_no);
+ dev_notice(dev, "released target %d:0:0\n", shost->host_no);

scsi_host_put(shost);
return 0;
@@ -1325,7 +1334,7 @@ static void complete_command_orb(struct
{
struct sbp2_command_orb *orb =
container_of(base_orb, struct sbp2_command_orb, base);
- struct fw_device *device = target_device(orb->lu->tgt);
+ struct fw_device *device = target_parent_device(orb->lu->tgt);
int result;

if (status != NULL) {
@@ -1433,7 +1442,7 @@ static int sbp2_scsi_queuecommand(struct
struct scsi_cmnd *cmd)
{
struct sbp2_logical_unit *lu = cmd->device->hostdata;
- struct fw_device *device = target_device(lu->tgt);
+ struct fw_device *device = target_parent_device(lu->tgt);
struct sbp2_command_orb *orb;
int generation, retval = SCSI_MLQUEUE_HOST_BUSY;

@@ -1442,7 +1451,7 @@ static int sbp2_scsi_queuecommand(struct
* transfer direction not handled.
*/
if (cmd->sc_data_direction == DMA_BIDIRECTIONAL) {
- fw_error("Can't handle DMA_BIDIRECTIONAL, rejecting command\n");
+ dev_err(lu_dev(lu), "cannot handle bidirectional command\n");
cmd->result = DID_ERROR << 16;
cmd->scsi_done(cmd);
return 0;
@@ -1450,7 +1459,7 @@ static int sbp2_scsi_queuecommand(struct

orb = kzalloc(sizeof(*orb), GFP_ATOMIC);
if (orb == NULL) {
- fw_notify("failed to alloc orb\n");
+ dev_notice(lu_dev(lu), "failed to alloc ORB\n");
return SCSI_MLQUEUE_HOST_BUSY;
}

@@ -1550,7 +1559,7 @@ static int sbp2_scsi_abort(struct scsi_c
{
struct sbp2_logical_unit *lu = cmd->device->hostdata;

- fw_notify("%s: sbp2_scsi_abort\n", lu->tgt->bus_id);
+ dev_notice(lu_dev(lu), "sbp2_scsi_abort\n");
sbp2_agent_reset(lu);
sbp2_cancel_orbs(lu);



--
Stefan Richter
-=====-==-== ==-- =-=--
http://arcgraph.de/sr/
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/