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s390/qeth: clarify naming for some QDIO helpers

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The naming of several QDIO helpers doesn't match their actual
functionality, or the structures they operate on. Clean this up.

s/qeth_alloc_qdio_buffers/qeth_alloc_qdio_queues
s/qeth_free_qdio_buffers/qeth_free_qdio_queues
s/qeth_alloc_qdio_out_buf/qeth_alloc_output_queue
s/qeth_clear_outq_buffers/qeth_drain_output_queue
s/qeth_clear_qdio_buffers/qeth_drain_output_queues

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2019-04-17 18:17:28 +02:00 committed by David S. Miller
parent 3a6f7892ac
commit 41c47da3b6
4 changed files with 22 additions and 23 deletions
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2
drivers/s390/net/qeth_core.h
View File

@ -988,7 +988,7 @@ void qeth_clear_ipacmd_list(struct qeth_card *);
int qeth_qdio_clear_card(struct qeth_card *, int);
void qeth_clear_working_pool_list(struct qeth_card *);
void qeth_clear_cmd_buffers(struct qeth_channel *);
void qeth_clear_qdio_buffers(struct qeth_card *);
void qeth_drain_output_queues(struct qeth_card *card);
void qeth_setadp_promisc_mode(struct qeth_card *);
int qeth_setadpparms_change_macaddr(struct qeth_card *);
void qeth_tx_timeout(struct net_device *);

39
drivers/s390/net/qeth_core_main.c
View File

@ -67,7 +67,7 @@ static void qeth_issue_next_read_cb(struct qeth_card *card,
static struct qeth_cmd_buffer *qeth_get_buffer(struct qeth_channel *);
static void qeth_free_buffer_pool(struct qeth_card *);
static int qeth_qdio_establish(struct qeth_card *);
static void qeth_free_qdio_buffers(struct qeth_card *);
static void qeth_free_qdio_queues(struct qeth_card *card);
static void qeth_notify_skbs(struct qeth_qdio_out_q *queue,
struct qeth_qdio_out_buffer *buf,
enum iucv_tx_notify notification);
@ -1178,7 +1178,7 @@ static void qeth_clear_output_buffer(struct qeth_qdio_out_q *queue,
atomic_set(&buf->state, QETH_QDIO_BUF_EMPTY);
}
static void qeth_clear_outq_buffers(struct qeth_qdio_out_q *q, int free)
static void qeth_drain_output_queue(struct qeth_qdio_out_q *q, bool free)
{
int j;
@ -1194,19 +1194,18 @@ static void qeth_clear_outq_buffers(struct qeth_qdio_out_q *q, int free)
}
}
void qeth_clear_qdio_buffers(struct qeth_card *card)
void qeth_drain_output_queues(struct qeth_card *card)
{
int i;
QETH_CARD_TEXT(card, 2, "clearqdbf");
/* clear outbound buffers to free skbs */
for (i = 0; i < card->qdio.no_out_queues; ++i) {
if (card->qdio.out_qs[i]) {
qeth_clear_outq_buffers(card->qdio.out_qs[i], 0);
}
if (card->qdio.out_qs[i])
qeth_drain_output_queue(card->qdio.out_qs[i], false);
}
}
EXPORT_SYMBOL_GPL(qeth_clear_qdio_buffers);
EXPORT_SYMBOL_GPL(qeth_drain_output_queues);
static void qeth_free_buffer_pool(struct qeth_card *card)
{
@ -1280,7 +1279,7 @@ static void qeth_set_single_write_queues(struct qeth_card *card)
{
if ((atomic_read(&card->qdio.state) != QETH_QDIO_UNINITIALIZED) &&
(card->qdio.no_out_queues == 4))
qeth_free_qdio_buffers(card);
qeth_free_qdio_queues(card);
card->qdio.no_out_queues = 1;
if (card->qdio.default_out_queue != 0)
@ -1293,7 +1292,7 @@ static void qeth_set_multiple_write_queues(struct qeth_card *card)
{
if ((atomic_read(&card->qdio.state) != QETH_QDIO_UNINITIALIZED) &&
(card->qdio.no_out_queues == 1)) {
qeth_free_qdio_buffers(card);
qeth_free_qdio_queues(card);
card->qdio.default_out_queue = 2;
}
card->qdio.no_out_queues = 4;
@ -2177,7 +2176,7 @@ static int qeth_update_max_mtu(struct qeth_card *card, unsigned int max_mtu)
/* adjust RX buffer size to new max MTU: */
card->qdio.in_buf_size = max_mtu + 2 * PAGE_SIZE;
if (dev->max_mtu && dev->max_mtu != max_mtu)
qeth_free_qdio_buffers(card);
qeth_free_qdio_queues(card);
} else {
if (dev->mtu)
new_mtu = dev->mtu;
@ -2350,12 +2349,12 @@ static void qeth_free_output_queue(struct qeth_qdio_out_q *q)
if (!q)
return;
qeth_clear_outq_buffers(q, 1);
qeth_drain_output_queue(q, true);
qdio_free_buffers(q->qdio_bufs, QDIO_MAX_BUFFERS_PER_Q);
kfree(q);
}
static struct qeth_qdio_out_q *qeth_alloc_qdio_out_buf(void)
static struct qeth_qdio_out_q *qeth_alloc_output_queue(void)
{
struct qeth_qdio_out_q *q = kzalloc(sizeof(*q), GFP_KERNEL);
@ -2369,7 +2368,7 @@ static struct qeth_qdio_out_q *qeth_alloc_qdio_out_buf(void)
return q;
}
static int qeth_alloc_qdio_buffers(struct qeth_card *card)
static int qeth_alloc_qdio_queues(struct qeth_card *card)
{
int i, j;
@ -2390,7 +2389,7 @@ static int qeth_alloc_qdio_buffers(struct qeth_card *card)
/* outbound */
for (i = 0; i < card->qdio.no_out_queues; ++i) {
card->qdio.out_qs[i] = qeth_alloc_qdio_out_buf();
card->qdio.out_qs[i] = qeth_alloc_output_queue();
if (!card->qdio.out_qs[i])
goto out_freeoutq;
QETH_DBF_TEXT_(SETUP, 2, "outq %i", i);
@ -2431,7 +2430,7 @@ out_nomem:
return -ENOMEM;
}
static void qeth_free_qdio_buffers(struct qeth_card *card)
static void qeth_free_qdio_queues(struct qeth_card *card)
{
int i, j;
@ -2538,7 +2537,7 @@ static int qeth_mpc_initialize(struct qeth_card *card)
QETH_DBF_TEXT_(SETUP, 2, "5err%d", rc);
goto out_qdio;
}
rc = qeth_alloc_qdio_buffers(card);
rc = qeth_alloc_qdio_queues(card);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "5err%d", rc);
goto out_qdio;
@ -2546,7 +2545,7 @@ static int qeth_mpc_initialize(struct qeth_card *card)
rc = qeth_qdio_establish(card);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "6err%d", rc);
qeth_free_qdio_buffers(card);
qeth_free_qdio_queues(card);
goto out_qdio;
}
rc = qeth_qdio_activate(card);
@ -3460,7 +3459,7 @@ int qeth_configure_cq(struct qeth_card *card, enum qeth_cq cq)
goto out;
}
qeth_free_qdio_buffers(card);
qeth_free_qdio_queues(card);
card->options.cq = cq;
rc = 0;
}
@ -4930,7 +4929,7 @@ static void qeth_core_free_card(struct qeth_card *card)
qeth_clean_channel(&card->write);
qeth_clean_channel(&card->data);
destroy_workqueue(card->event_wq);
qeth_free_qdio_buffers(card);
qeth_free_qdio_queues(card);
unregister_service_level(&card->qeth_service_level);
dev_set_drvdata(&card->gdev->dev, NULL);
kfree(card);
@ -5732,7 +5731,7 @@ static void qeth_core_shutdown(struct ccwgroup_device *gdev)
if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap)
qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
qeth_qdio_clear_card(card, 0);
qeth_clear_qdio_buffers(card);
qeth_drain_output_queues(card);
qdio_free(CARD_DDEV(card));
}

2
drivers/s390/net/qeth_l2_main.c
View File

@ -299,7 +299,7 @@ static void qeth_l2_stop_card(struct qeth_card *card)
}
if (card->state == CARD_STATE_HARDSETUP) {
qeth_qdio_clear_card(card, 0);
qeth_clear_qdio_buffers(card);
qeth_drain_output_queues(card);
qeth_clear_working_pool_list(card);
card->state = CARD_STATE_DOWN;
}

2
drivers/s390/net/qeth_l3_main.c
View File

@ -1433,7 +1433,7 @@ static void qeth_l3_stop_card(struct qeth_card *card)
}
if (card->state == CARD_STATE_HARDSETUP) {
qeth_qdio_clear_card(card, 0);
qeth_clear_qdio_buffers(card);
qeth_drain_output_queues(card);
qeth_clear_working_pool_list(card);
card->state = CARD_STATE_DOWN;
}