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path: root/drivers/s390/net/lcs.c
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Diffstat (limited to 'drivers/s390/net/lcs.c')
-rw-r--r--drivers/s390/net/lcs.c92
1 files changed, 53 insertions, 39 deletions
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 0825be87e5a0..fb6c70cec253 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -26,6 +26,9 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#define KMSG_COMPONENT "lcs"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
#include <linux/module.h>
#include <linux/if.h>
#include <linux/netdevice.h>
@@ -54,8 +57,6 @@
#error Cannot compile lcs.c without some net devices switched on.
#endif
-#define PRINTK_HEADER " lcs: "
-
/**
* initialization string for output
*/
@@ -96,7 +97,7 @@ lcs_register_debug_facility(void)
lcs_dbf_setup = debug_register("lcs_setup", 2, 1, 8);
lcs_dbf_trace = debug_register("lcs_trace", 4, 1, 8);
if (lcs_dbf_setup == NULL || lcs_dbf_trace == NULL) {
- PRINT_ERR("Not enough memory for debug facility.\n");
+ pr_err("Not enough memory for debug facility.\n");
lcs_unregister_debug_facility();
return -ENOMEM;
}
@@ -503,7 +504,9 @@ lcs_start_channel(struct lcs_channel *channel)
if (rc) {
LCS_DBF_TEXT_(4,trace,"essh%s",
dev_name(&channel->ccwdev->dev));
- PRINT_ERR("Error in starting channel, rc=%d!\n", rc);
+ dev_err(&channel->ccwdev->dev,
+ "Starting an LCS device resulted in an error,"
+ " rc=%d!\n", rc);
}
return rc;
}
@@ -640,7 +643,9 @@ __lcs_resume_channel(struct lcs_channel *channel)
if (rc) {
LCS_DBF_TEXT_(4, trace, "ersc%s",
dev_name(&channel->ccwdev->dev));
- PRINT_ERR("Error in lcs_resume_channel: rc=%d\n",rc);
+ dev_err(&channel->ccwdev->dev,
+ "Sending data from the LCS device to the LAN failed"
+ " with rc=%d\n",rc);
} else
channel->state = LCS_CH_STATE_RUNNING;
return rc;
@@ -1086,7 +1091,7 @@ lcs_check_multicast_support(struct lcs_card *card)
cmd->cmd.lcs_qipassist.num_ip_pairs = 1;
rc = lcs_send_lancmd(card, buffer, __lcs_check_multicast_cb);
if (rc != 0) {
- PRINT_ERR("Query IPAssist failed. Assuming unsupported!\n");
+ pr_err("Query IPAssist failed. Assuming unsupported!\n");
return -EOPNOTSUPP;
}
if (card->ip_assists_supported & LCS_IPASS_MULTICAST_SUPPORT)
@@ -1119,8 +1124,8 @@ list_modified:
rc = lcs_send_setipm(card, ipm);
spin_lock_irqsave(&card->ipm_lock, flags);
if (rc) {
- PRINT_INFO("Adding multicast address failed. "
- "Table possibly full!\n");
+ pr_info("Adding multicast address failed."
+ " Table possibly full!\n");
/* store ipm in failed list -> will be added
* to ipm_list again, so a retry will be done
* during the next call of this function */
@@ -1231,8 +1236,8 @@ lcs_set_mc_addresses(struct lcs_card *card, struct in_device *in4_dev)
ipm = (struct lcs_ipm_list *)
kzalloc(sizeof(struct lcs_ipm_list), GFP_ATOMIC);
if (ipm == NULL) {
- PRINT_INFO("Not enough memory to add "
- "new multicast entry!\n");
+ pr_info("Not enough memory to add"
+ " new multicast entry!\n");
break;
}
memcpy(&ipm->ipm.mac_addr, buf, LCS_MAC_LENGTH);
@@ -1306,18 +1311,21 @@ lcs_check_irb_error(struct ccw_device *cdev, struct irb *irb)
switch (PTR_ERR(irb)) {
case -EIO:
- PRINT_WARN("i/o-error on device %s\n", dev_name(&cdev->dev));
+ dev_warn(&cdev->dev,
+ "An I/O-error occurred on the LCS device\n");
LCS_DBF_TEXT(2, trace, "ckirberr");
LCS_DBF_TEXT_(2, trace, " rc%d", -EIO);
break;
case -ETIMEDOUT:
- PRINT_WARN("timeout on device %s\n", dev_name(&cdev->dev));
+ dev_warn(&cdev->dev,
+ "A command timed out on the LCS device\n");
LCS_DBF_TEXT(2, trace, "ckirberr");
LCS_DBF_TEXT_(2, trace, " rc%d", -ETIMEDOUT);
break;
default:
- PRINT_WARN("unknown error %ld on device %s\n", PTR_ERR(irb),
- dev_name(&cdev->dev));
+ dev_warn(&cdev->dev,
+ "An error occurred on the LCS device, rc=%ld\n",
+ PTR_ERR(irb));
LCS_DBF_TEXT(2, trace, "ckirberr");
LCS_DBF_TEXT(2, trace, " rc???");
}
@@ -1403,8 +1411,10 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
/* Check for channel and device errors presented */
rc = lcs_get_problem(cdev, irb);
if (rc || (dstat & DEV_STAT_UNIT_EXCEP)) {
- PRINT_WARN("check on device %s, dstat=0x%X, cstat=0x%X \n",
- dev_name(&cdev->dev), dstat, cstat);
+ dev_warn(&cdev->dev,
+ "The LCS device stopped because of an error,"
+ " dstat=0x%X, cstat=0x%X \n",
+ dstat, cstat);
if (rc) {
channel->state = LCS_CH_STATE_ERROR;
}
@@ -1761,8 +1771,8 @@ lcs_get_control(struct lcs_card *card, struct lcs_cmd *cmd)
lcs_schedule_recovery(card);
break;
case LCS_CMD_STOPLAN:
- PRINT_WARN("Stoplan for %s initiated by LGW.\n",
- card->dev->name);
+ pr_warning("Stoplan for %s initiated by LGW.\n",
+ card->dev->name);
if (card->dev)
netif_carrier_off(card->dev);
break;
@@ -1790,7 +1800,8 @@ lcs_get_skb(struct lcs_card *card, char *skb_data, unsigned int skb_len)
skb = dev_alloc_skb(skb_len);
if (skb == NULL) {
- PRINT_ERR("LCS: alloc_skb failed for device=%s\n",
+ dev_err(&card->dev->dev,
+ " Allocating a socket buffer to interface %s failed\n",
card->dev->name);
card->stats.rx_dropped++;
return;
@@ -1886,7 +1897,8 @@ lcs_stop_device(struct net_device *dev)
(card->write.state != LCS_CH_STATE_RUNNING));
rc = lcs_stopcard(card);
if (rc)
- PRINT_ERR("Try it again!\n ");
+ dev_err(&card->dev->dev,
+ " Shutting down the LCS device failed\n ");
return rc;
}
@@ -1905,7 +1917,7 @@ lcs_open_device(struct net_device *dev)
/* initialize statistics */
rc = lcs_detect(card);
if (rc) {
- PRINT_ERR("LCS:Error in opening device!\n");
+ pr_err("Error in opening device!\n");
} else {
dev->flags |= IFF_UP;
@@ -2113,8 +2125,9 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
rc = lcs_detect(card);
if (rc) {
LCS_DBF_TEXT(2, setup, "dtctfail");
- PRINT_WARN("Detection of LCS card failed with return code "
- "%d (0x%x)\n", rc, rc);
+ dev_err(&card->dev->dev,
+ "Detecting a network adapter for LCS devices"
+ " failed with rc=%d (0x%x)\n", rc, rc);
lcs_stopcard(card);
goto out;
}
@@ -2144,7 +2157,7 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
#endif
default:
LCS_DBF_TEXT(3, setup, "errinit");
- PRINT_ERR("LCS: Initialization failed\n");
+ pr_err(" Initialization failed\n");
goto out;
}
if (!dev)
@@ -2176,13 +2189,13 @@ netdev_out:
goto out;
/* Print out supported assists: IPv6 */
- PRINT_INFO("LCS device %s %s IPv6 support\n", card->dev->name,
- (card->ip_assists_supported & LCS_IPASS_IPV6_SUPPORT) ?
- "with" : "without");
+ pr_info("LCS device %s %s IPv6 support\n", card->dev->name,
+ (card->ip_assists_supported & LCS_IPASS_IPV6_SUPPORT) ?
+ "with" : "without");
/* Print out supported assist: Multicast */
- PRINT_INFO("LCS device %s %s Multicast support\n", card->dev->name,
- (card->ip_assists_supported & LCS_IPASS_MULTICAST_SUPPORT) ?
- "with" : "without");
+ pr_info("LCS device %s %s Multicast support\n", card->dev->name,
+ (card->ip_assists_supported & LCS_IPASS_MULTICAST_SUPPORT) ?
+ "with" : "without");
return 0;
out:
@@ -2248,15 +2261,16 @@ lcs_recovery(void *ptr)
return 0;
LCS_DBF_TEXT(4, trace, "recover2");
gdev = card->gdev;
- PRINT_WARN("Recovery of device %s started...\n", dev_name(&gdev->dev));
+ dev_warn(&gdev->dev,
+ "A recovery process has been started for the LCS device\n");
rc = __lcs_shutdown_device(gdev, 1);
rc = lcs_new_device(gdev);
if (!rc)
- PRINT_INFO("Device %s successfully recovered!\n",
- card->dev->name);
+ pr_info("Device %s successfully recovered!\n",
+ card->dev->name);
else
- PRINT_INFO("Device %s could not be recovered!\n",
- card->dev->name);
+ pr_info("Device %s could not be recovered!\n",
+ card->dev->name);
lcs_clear_thread_running_bit(card, LCS_RECOVERY_THREAD);
return 0;
}
@@ -2308,17 +2322,17 @@ __init lcs_init_module(void)
{
int rc;
- PRINT_INFO("Loading %s\n",version);
+ pr_info("Loading %s\n", version);
rc = lcs_register_debug_facility();
LCS_DBF_TEXT(0, setup, "lcsinit");
if (rc) {
- PRINT_ERR("Initialization failed\n");
+ pr_err("Initialization failed\n");
return rc;
}
rc = register_cu3088_discipline(&lcs_group_driver);
if (rc) {
- PRINT_ERR("Initialization failed\n");
+ pr_err("Initialization failed\n");
return rc;
}
return 0;
@@ -2331,7 +2345,7 @@ __init lcs_init_module(void)
static void
__exit lcs_cleanup_module(void)
{
- PRINT_INFO("Terminating lcs module.\n");
+ pr_info("Terminating lcs module.\n");
LCS_DBF_TEXT(0, trace, "cleanup");
unregister_cu3088_discipline(&lcs_group_driver);
lcs_unregister_debug_facility();
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-14 09:03:28 +0000