From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/s390/net/qeth_core_sys.c | 268 ++++++++++++++++++----------------------------------
1 files changed, 94 insertions(+), 174 deletions(-)
diff --git a/kernel/drivers/s390/net/qeth_core_sys.c b/kernel/drivers/s390/net/qeth_core_sys.c
index 25d0be2..4441b33 100644
--- a/kernel/drivers/s390/net/qeth_core_sys.c
+++ b/kernel/drivers/s390/net/qeth_core_sys.c
@@ -20,23 +20,16 @@
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
switch (card->state) {
case CARD_STATE_DOWN:
return sprintf(buf, "DOWN\n");
- case CARD_STATE_HARDSETUP:
- return sprintf(buf, "HARDSETUP\n");
case CARD_STATE_SOFTSETUP:
+ if (card->dev->flags & IFF_UP)
+ return sprintf(buf, "UP (LAN %s)\n",
+ netif_carrier_ok(card->dev) ? "ONLINE" :
+ "OFFLINE");
return sprintf(buf, "SOFTSETUP\n");
- case CARD_STATE_UP:
- if (card->lan_online)
- return sprintf(buf, "UP (LAN ONLINE)\n");
- else
- return sprintf(buf, "UP (LAN OFFLINE)\n");
- case CARD_STATE_RECOVER:
- return sprintf(buf, "RECOVER\n");
default:
return sprintf(buf, "UNKNOWN\n");
}
@@ -48,8 +41,6 @@
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
return sprintf(buf, "%02X\n", card->info.chpid);
}
@@ -60,9 +51,8 @@
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
- return sprintf(buf, "%s\n", QETH_CARD_IFNAME(card));
+
+ return sprintf(buf, "%s\n", netdev_name(card->dev));
}
static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
@@ -71,8 +61,6 @@
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
return sprintf(buf, "%s\n", qeth_get_cardname_short(card));
}
@@ -97,8 +85,6 @@
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
return sprintf(buf, "%s\n", qeth_get_bufsize_str(card));
}
@@ -109,8 +95,6 @@
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
return sprintf(buf, "%i\n", card->dev->dev_port);
}
@@ -119,25 +103,21 @@
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
- char *tmp;
unsigned int portno, limit;
int rc = 0;
- if (!card)
+ rc = kstrtouint(buf, 16, &portno);
+ if (rc)
+ return rc;
+ if (portno > QETH_MAX_PORTNO)
return -EINVAL;
mutex_lock(&card->conf_mutex);
- if ((card->state != CARD_STATE_DOWN) &&
- (card->state != CARD_STATE_RECOVER)) {
+ if (card->state != CARD_STATE_DOWN) {
rc = -EPERM;
goto out;
}
- portno = simple_strtoul(buf, &tmp, 16);
- if (portno > QETH_MAX_PORTNO) {
- rc = -EINVAL;
- goto out;
- }
limit = (card->ssqd.pcnt ? card->ssqd.pcnt - 1 : card->ssqd.pcnt);
if (portno > limit) {
rc = -EINVAL;
@@ -175,9 +155,6 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
-
switch (card->qdio.do_prio_queueing) {
case QETH_PRIO_Q_ING_PREC:
return sprintf(buf, "%s\n", "by precedence");
@@ -187,9 +164,11 @@
return sprintf(buf, "%s\n", "by skb-priority");
case QETH_PRIO_Q_ING_VLAN:
return sprintf(buf, "%s\n", "by VLAN headers");
- default:
+ case QETH_PRIO_Q_ING_FIXED:
return sprintf(buf, "always queue %i\n",
card->qdio.default_out_queue);
+ default:
+ return sprintf(buf, "disabled\n");
}
}
@@ -199,12 +178,11 @@
struct qeth_card *card = dev_get_drvdata(dev);
int rc = 0;
- if (!card)
- return -EINVAL;
+ if (IS_IQD(card) || IS_VM_NIC(card))
+ return -EOPNOTSUPP;
mutex_lock(&card->conf_mutex);
- if ((card->state != CARD_STATE_DOWN) &&
- (card->state != CARD_STATE_RECOVER)) {
+ if (card->state != CARD_STATE_DOWN) {
rc = -EPERM;
goto out;
}
@@ -228,27 +206,23 @@
card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS;
card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
} else if (sysfs_streq(buf, "prio_queueing_vlan")) {
- if (!card->options.layer2) {
- rc = -ENOTSUPP;
+ if (IS_LAYER3(card)) {
+ rc = -EOPNOTSUPP;
goto out;
}
card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_VLAN;
card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
} else if (sysfs_streq(buf, "no_prio_queueing:0")) {
- card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
+ card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
card->qdio.default_out_queue = 0;
} else if (sysfs_streq(buf, "no_prio_queueing:1")) {
- card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
+ card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
card->qdio.default_out_queue = 1;
} else if (sysfs_streq(buf, "no_prio_queueing:2")) {
- card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
+ card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
card->qdio.default_out_queue = 2;
} else if (sysfs_streq(buf, "no_prio_queueing:3")) {
- if (card->info.type == QETH_CARD_TYPE_IQD) {
- rc = -EPERM;
- goto out;
- }
- card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
+ card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
card->qdio.default_out_queue = 3;
} else if (sysfs_streq(buf, "no_prio_queueing")) {
card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
@@ -268,9 +242,6 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
-
return sprintf(buf, "%i\n", card->qdio.in_buf_pool.buf_count);
}
@@ -278,27 +249,22 @@
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
- char *tmp;
- int cnt, old_cnt;
+ unsigned int cnt;
int rc = 0;
- if (!card)
- return -EINVAL;
+ rc = kstrtouint(buf, 10, &cnt);
+ if (rc)
+ return rc;
mutex_lock(&card->conf_mutex);
- if ((card->state != CARD_STATE_DOWN) &&
- (card->state != CARD_STATE_RECOVER)) {
+ if (card->state != CARD_STATE_DOWN) {
rc = -EPERM;
goto out;
}
- old_cnt = card->qdio.in_buf_pool.buf_count;
- cnt = simple_strtoul(buf, &tmp, 10);
- cnt = (cnt < QETH_IN_BUF_COUNT_MIN) ? QETH_IN_BUF_COUNT_MIN :
- ((cnt > QETH_IN_BUF_COUNT_MAX) ? QETH_IN_BUF_COUNT_MAX : cnt);
- if (old_cnt != cnt) {
- rc = qeth_realloc_buffer_pool(card, cnt);
- }
+ cnt = clamp(cnt, QETH_IN_BUF_COUNT_MIN, QETH_IN_BUF_COUNT_MAX);
+ rc = qeth_resize_buffer_pool(card, cnt);
+
out:
mutex_unlock(&card->conf_mutex);
return rc ? rc : count;
@@ -311,20 +277,20 @@
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
- char *tmp;
- int i;
+ bool reset;
+ int rc;
- if (!card)
- return -EINVAL;
+ rc = kstrtobool(buf, &reset);
+ if (rc)
+ return rc;
- if (card->state != CARD_STATE_UP)
+ if (!qeth_card_hw_is_reachable(card))
return -EPERM;
- i = simple_strtoul(buf, &tmp, 16);
- if (i == 1)
- qeth_schedule_recovery(card);
+ if (reset)
+ rc = qeth_schedule_recovery(card);
- return count;
+ return rc ? rc : count;
}
static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
@@ -332,40 +298,33 @@
static ssize_t qeth_dev_performance_stats_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct qeth_card *card = dev_get_drvdata(dev);
-
- if (!card)
- return -EINVAL;
-
- return sprintf(buf, "%i\n", card->options.performance_stats ? 1:0);
+ return sprintf(buf, "1\n");
}
static ssize_t qeth_dev_performance_stats_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
- char *tmp;
- int i, rc = 0;
+ struct qeth_qdio_out_q *queue;
+ unsigned int i;
+ bool reset;
+ int rc;
- if (!card)
- return -EINVAL;
+ rc = kstrtobool(buf, &reset);
+ if (rc)
+ return rc;
- mutex_lock(&card->conf_mutex);
- i = simple_strtoul(buf, &tmp, 16);
- if ((i == 0) || (i == 1)) {
- if (i == card->options.performance_stats)
- goto out;
- card->options.performance_stats = i;
- if (i == 0)
- memset(&card->perf_stats, 0,
- sizeof(struct qeth_perf_stats));
- card->perf_stats.initial_rx_packets = card->stats.rx_packets;
- card->perf_stats.initial_tx_packets = card->stats.tx_packets;
- } else
- rc = -EINVAL;
-out:
- mutex_unlock(&card->conf_mutex);
- return rc ? rc : count;
+ if (reset) {
+ memset(&card->stats, 0, sizeof(card->stats));
+ for (i = 0; i < card->qdio.no_out_queues; i++) {
+ queue = card->qdio.out_qs[i];
+ if (!queue)
+ break;
+ memset(&queue->stats, 0, sizeof(queue->stats));
+ }
+ }
+
+ return count;
}
static DEVICE_ATTR(performance_stats, 0644, qeth_dev_performance_stats_show,
@@ -376,10 +335,7 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
-
- return sprintf(buf, "%i\n", card->options.layer2);
+ return sprintf(buf, "%i\n", card->options.layer);
}
static ssize_t qeth_dev_layer2_store(struct device *dev,
@@ -387,21 +343,15 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
struct net_device *ndev;
- char *tmp;
- int i, rc = 0;
enum qeth_discipline_id newdis;
+ unsigned int input;
+ int rc;
- if (!card)
- return -EINVAL;
+ rc = kstrtouint(buf, 16, &input);
+ if (rc)
+ return rc;
- mutex_lock(&card->discipline_mutex);
- if (card->state != CARD_STATE_DOWN) {
- rc = -EPERM;
- goto out;
- }
-
- i = simple_strtoul(buf, &tmp, 16);
- switch (i) {
+ switch (input) {
case 0:
newdis = QETH_DISCIPLINE_LAYER3;
break;
@@ -409,11 +359,16 @@
newdis = QETH_DISCIPLINE_LAYER2;
break;
default:
- rc = -EINVAL;
+ return -EINVAL;
+ }
+
+ mutex_lock(&card->discipline_mutex);
+ if (card->state != CARD_STATE_DOWN) {
+ rc = -EPERM;
goto out;
}
- if (card->options.layer2 == newdis)
+ if (card->options.layer == newdis)
goto out;
if (card->info.layer_enforced) {
/* fixed layer, can't switch */
@@ -421,7 +376,6 @@
goto out;
}
- card->info.mac_bits = 0;
if (card->discipline) {
/* start with a new, pristine netdevice: */
ndev = qeth_clone_netdev(card->dev);
@@ -432,8 +386,6 @@
card->discipline->remove(card->gdev);
qeth_core_free_discipline(card);
- card->options.layer2 = -1;
-
free_netdev(card->dev);
card->dev = ndev;
}
@@ -462,9 +414,6 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
-
switch (card->options.isolation) {
case ISOLATION_MODE_NONE:
return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_NONE);
@@ -484,12 +433,8 @@
enum qeth_ipa_isolation_modes isolation;
int rc = 0;
- if (!card)
- return -EINVAL;
-
mutex_lock(&card->conf_mutex);
- if (card->info.type != QETH_CARD_TYPE_OSD &&
- card->info.type != QETH_CARD_TYPE_OSX) {
+ if (!IS_OSD(card) && !IS_OSX(card)) {
rc = -EOPNOTSUPP;
dev_err(&card->gdev->dev, "Adapter does not "
"support QDIO data connection isolation\n");
@@ -507,19 +452,17 @@
rc = -EINVAL;
goto out;
}
- rc = count;
- /* defer IP assist if device is offline (until discipline->set_online)*/
- card->options.prev_isolation = card->options.isolation;
- card->options.isolation = isolation;
- if (qeth_card_hw_is_reachable(card)) {
- int ipa_rc = qeth_set_access_ctrl_online(card, 1);
- if (ipa_rc != 0)
- rc = ipa_rc;
- }
+ if (qeth_card_hw_is_reachable(card))
+ rc = qeth_setadpparms_set_access_ctrl(card, isolation);
+
+ if (!rc)
+ WRITE_ONCE(card->options.isolation, isolation);
+
out:
mutex_unlock(&card->conf_mutex);
- return rc;
+
+ return rc ? rc : count;
}
static DEVICE_ATTR(isolation, 0644, qeth_dev_isolation_show,
@@ -531,9 +474,6 @@
struct qeth_card *card = dev_get_drvdata(dev);
struct qeth_switch_info sw_info;
int rc = 0;
-
- if (!card)
- return -EINVAL;
if (!qeth_card_hw_is_reachable(card))
return sprintf(buf, "n/a\n");
@@ -565,8 +505,6 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- if (!card)
- return -EINVAL;
if (card->info.hwtrap)
return snprintf(buf, 5, "arm\n");
else
@@ -579,9 +517,6 @@
struct qeth_card *card = dev_get_drvdata(dev);
int rc = 0;
int state = 0;
-
- if (!card)
- return -EINVAL;
mutex_lock(&card->conf_mutex);
if (qeth_card_hw_is_reachable(card))
@@ -617,36 +552,24 @@
static DEVICE_ATTR(hw_trap, 0644, qeth_hw_trap_show,
qeth_hw_trap_store);
-static ssize_t qeth_dev_blkt_show(char *buf, struct qeth_card *card, int value)
-{
-
- if (!card)
- return -EINVAL;
-
- return sprintf(buf, "%i\n", value);
-}
-
static ssize_t qeth_dev_blkt_store(struct qeth_card *card,
const char *buf, size_t count, int *value, int max_value)
{
- char *tmp;
- int i, rc = 0;
+ unsigned int input;
+ int rc;
- if (!card)
+ rc = kstrtouint(buf, 10, &input);
+ if (rc)
+ return rc;
+
+ if (input > max_value)
return -EINVAL;
mutex_lock(&card->conf_mutex);
- if ((card->state != CARD_STATE_DOWN) &&
- (card->state != CARD_STATE_RECOVER)) {
+ if (card->state != CARD_STATE_DOWN)
rc = -EPERM;
- goto out;
- }
- i = simple_strtoul(buf, &tmp, 10);
- if (i <= max_value)
- *value = i;
else
- rc = -EINVAL;
-out:
+ *value = input;
mutex_unlock(&card->conf_mutex);
return rc ? rc : count;
}
@@ -656,7 +579,7 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- return qeth_dev_blkt_show(buf, card, card->info.blkt.time_total);
+ return sprintf(buf, "%i\n", card->info.blkt.time_total);
}
static ssize_t qeth_dev_blkt_total_store(struct device *dev,
@@ -668,8 +591,6 @@
&card->info.blkt.time_total, 5000);
}
-
-
static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
qeth_dev_blkt_total_store);
@@ -678,7 +599,7 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- return qeth_dev_blkt_show(buf, card, card->info.blkt.inter_packet);
+ return sprintf(buf, "%i\n", card->info.blkt.inter_packet);
}
static ssize_t qeth_dev_blkt_inter_store(struct device *dev,
@@ -698,8 +619,7 @@
{
struct qeth_card *card = dev_get_drvdata(dev);
- return qeth_dev_blkt_show(buf, card,
- card->info.blkt.inter_packet_jumbo);
+ return sprintf(buf, "%i\n", card->info.blkt.inter_packet_jumbo);
}
static ssize_t qeth_dev_blkt_inter_jumbo_store(struct device *dev,
--
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