#define SENSE_RESETTING_EVENT_BYTE 1
#define SENSE_RESETTING_EVENT_FLAG 0x80
-#define atomic_swap(a,b) xchg((int *)a.counter, b)
-
/*
* Common IO related definitions
*/
/**
* card stuff
*/
-#ifdef CONFIG_QETH_PERF_STATS
struct qeth_perf_stats {
unsigned int bufs_rec;
unsigned int bufs_sent;
unsigned int large_send_cnt;
unsigned int sg_skbs_sent;
unsigned int sg_frags_sent;
+ /* initial values when measuring starts */
+ unsigned long initial_rx_packets;
+ unsigned long initial_tx_packets;
};
-#endif /* CONFIG_QETH_PERF_STATS */
/* Routing stuff */
struct qeth_routing_info {
QETH_QDIO_UNINITIALIZED,
QETH_QDIO_ALLOCATED,
QETH_QDIO_ESTABLISHED,
+ QETH_QDIO_CLEANING
};
struct qeth_buffer_pool_entry {
} __attribute__ ((aligned(256)));
struct qeth_qdio_info {
- volatile enum qeth_qdio_info_states state;
+ atomic_t state;
/* input */
struct qeth_qdio_q *in_q;
struct qeth_qdio_buffer_pool in_buf_pool;
int (*callback)(struct qeth_card *,struct qeth_reply *,unsigned long);
u32 seqno;
unsigned long offset;
- int received;
+ atomic_t received;
int rc;
void *param;
struct qeth_card *card;
int fake_ll;
int layer2;
enum qeth_large_send_types large_send;
+ int performance_stats;
};
/*
struct list_head cmd_waiter_list;
/* QDIO buffer handling */
struct qeth_qdio_info qdio;
-#ifdef CONFIG_QETH_PERF_STATS
struct qeth_perf_stats perf_stats;
-#endif /* CONFIG_QETH_PERF_STATS */
int use_hard_stop;
int (*orig_hard_header)(struct sk_buff *,struct net_device *,
unsigned short,void *,void *,unsigned);
}
}
-static inline int
-qeth_realloc_headroom(struct qeth_card *card, struct sk_buff **skb, int size)
+static inline struct sk_buff *
+qeth_realloc_headroom(struct qeth_card *card, struct sk_buff *skb, int size)
{
- struct sk_buff *new_skb = NULL;
-
- if (skb_headroom(*skb) < size){
- new_skb = skb_realloc_headroom(*skb, size);
- if (!new_skb) {
- PRINT_ERR("qeth_prepare_skb: could "
- "not realloc headroom for qeth_hdr "
- "on interface %s", QETH_CARD_IFNAME(card));
- return -ENOMEM;
- }
- kfree_skb(*skb);
- *skb = new_skb;
- }
- return 0;
+ struct sk_buff *new_skb = skb;
+
+ if (skb_headroom(skb) >= size)
+ return skb;
+ new_skb = skb_realloc_headroom(skb, size);
+ if (!new_skb)
+ PRINT_ERR("Could not realloc headroom for qeth_hdr "
+ "on interface %s", QETH_CARD_IFNAME(card));
+ return new_skb;
}
static inline struct sk_buff *
if (!skb_cloned(skb))
return skb;
nskb = skb_copy(skb, pri);
- kfree_skb(skb); /* free our shared copy */
return nskb;
}
static inline void *
-qeth_push_skb(struct qeth_card *card, struct sk_buff **skb, int size)
+qeth_push_skb(struct qeth_card *card, struct sk_buff *skb, int size)
{
void *hdr;
- hdr = (void *) skb_push(*skb, size);
+ hdr = (void *) skb_push(skb, size);
/*
* sanity check, the Linux memory allocation scheme should
* never present us cases like this one (the qdio header size plus
if ((((unsigned long) hdr) & (~(PAGE_SIZE - 1))) !=
(((unsigned long) hdr + size +
QETH_IP_HEADER_SIZE) & (~(PAGE_SIZE - 1)))) {
- PRINT_ERR("qeth_prepare_skb: misaligned "
- "packet on interface %s. Discarded.",
+ PRINT_ERR("Misaligned packet on interface %s. Discarded.",
QETH_CARD_IFNAME(card));
return NULL;
}
}
}
-#ifdef CONFIG_QETH_PERF_STATS
static inline int
qeth_get_micros(void)
{
return (int) (get_clock() >> 12);
}
-#endif
static inline int
qeth_get_qdio_q_format(struct qeth_card *card)
{
int count = 0, rc = 0;
int in[4];
+ char c;
- rc = sscanf(buf, "%d.%d.%d.%d%n",
- &in[0], &in[1], &in[2], &in[3], &count);
- if (rc != 4 || count<=0)
+ rc = sscanf(buf, "%u.%u.%u.%u%c",
+ &in[0], &in[1], &in[2], &in[3], &c);
+ if (rc != 4 && (rc != 5 || c != '\n'))
return -EINVAL;
for (count = 0; count < 4; count++) {
if (in[count] > 255)
static inline int
qeth_string_to_ipaddr6(const char *buf, __u8 *addr)
{
- char *end, *start;
+ const char *end, *end_tmp, *start;
__u16 *in;
char num[5];
int num2, cnt, out, found, save_cnt;
unsigned short in_tmp[8] = {0, };
cnt = out = found = save_cnt = num2 = 0;
- end = start = (char *) buf;
+ end = start = buf;
in = (__u16 *) addr;
memset(in, 0, 16);
- while (end) {
- end = strchr(end,':');
+ while (*end) {
+ end = strchr(start,':');
if (end == NULL) {
- end = (char *)buf + (strlen(buf));
- out = 1;
+ end = buf + strlen(buf);
+ if ((end_tmp = strchr(start, '\n')) != NULL)
+ end = end_tmp;
+ out = 1;
}
if ((end - start)) {
memset(num, 0, 5);
+ if ((end - start) > 4)
+ return -EINVAL;
memcpy(num, start, end - start);
if (!qeth_isxdigit(num))
return -EINVAL;
}
start = ++end;
}
+ if (cnt + save_cnt > 8)
+ return -EINVAL;
cnt = 7;
while (save_cnt)
in[cnt--] = in_tmp[--save_cnt];