Release 4.11 drivers/isdn/capi/capilib.c
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/isdn/capilli.h>
#define DBG(format, arg...) do { \
printk(KERN_DEBUG "%s: " format "\n" , __func__ , ## arg); \
} while (0)
struct capilib_msgidqueue {
struct capilib_msgidqueue *next;
u16 msgid;
};
struct capilib_ncci {
struct list_head list;
u16 applid;
u32 ncci;
u32 winsize;
int nmsg;
struct capilib_msgidqueue *msgidqueue;
struct capilib_msgidqueue *msgidlast;
struct capilib_msgidqueue *msgidfree;
struct capilib_msgidqueue msgidpool[CAPI_MAXDATAWINDOW];
};
// ---------------------------------------------------------------------------
// NCCI Handling
static inline void mq_init(struct capilib_ncci *np)
{
u_int i;
np->msgidqueue = NULL;
np->msgidlast = NULL;
np->nmsg = 0;
memset(np->msgidpool, 0, sizeof(np->msgidpool));
np->msgidfree = &np->msgidpool[0];
for (i = 1; i < np->winsize; i++) {
np->msgidpool[i].next = np->msgidfree;
np->msgidfree = &np->msgidpool[i];
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 100 | 97.09% | 1 | 33.33% |
| Al Viro | 2 | 1.94% | 1 | 33.33% |
| Karsten Keil | 1 | 0.97% | 1 | 33.33% |
| Total | 103 | 100.00% | 3 | 100.00% |
static inline int mq_enqueue(struct capilib_ncci *np, u16 msgid)
{
struct capilib_msgidqueue *mq;
if ((mq = np->msgidfree) == NULL)
return 0;
np->msgidfree = mq->next;
mq->msgid = msgid;
mq->next = NULL;
if (np->msgidlast)
np->msgidlast->next = mq;
np->msgidlast = mq;
if (!np->msgidqueue)
np->msgidqueue = mq;
np->nmsg++;
return 1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 94 | 97.92% | 1 | 33.33% |
| Harvey Harrison | 1 | 1.04% | 1 | 33.33% |
| Al Viro | 1 | 1.04% | 1 | 33.33% |
| Total | 96 | 100.00% | 3 | 100.00% |
static inline int mq_dequeue(struct capilib_ncci *np, u16 msgid)
{
struct capilib_msgidqueue **pp;
for (pp = &np->msgidqueue; *pp; pp = &(*pp)->next) {
if ((*pp)->msgid == msgid) {
struct capilib_msgidqueue *mq = *pp;
*pp = mq->next;
if (mq == np->msgidlast)
np->msgidlast = NULL;
mq->next = np->msgidfree;
np->msgidfree = mq;
np->nmsg--;
return 1;
}
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 111 | 99.11% | 1 | 50.00% |
| Al Viro | 1 | 0.89% | 1 | 50.00% |
| Total | 112 | 100.00% | 2 | 100.00% |
void capilib_new_ncci(struct list_head *head, u16 applid, u32 ncci, u32 winsize)
{
struct capilib_ncci *np;
np = kmalloc(sizeof(*np), GFP_ATOMIC);
if (!np) {
printk(KERN_WARNING "capilib_new_ncci: no memory.\n");
return;
}
if (winsize > CAPI_MAXDATAWINDOW) {
printk(KERN_ERR "capi_new_ncci: winsize %d too big\n",
winsize);
winsize = CAPI_MAXDATAWINDOW;
}
np->applid = applid;
np->ncci = ncci;
np->winsize = winsize;
mq_init(np);
list_add_tail(&np->list, head);
DBG("kcapi: appl %d ncci 0x%x up", applid, ncci);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 113 | 100.00% | 1 | 100.00% |
| Total | 113 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(capilib_new_ncci);
void capilib_free_ncci(struct list_head *head, u16 applid, u32 ncci)
{
struct list_head *l;
struct capilib_ncci *np;
list_for_each(l, head) {
np = list_entry(l, struct capilib_ncci, list);
if (np->applid != applid)
continue;
if (np->ncci != ncci)
continue;
printk(KERN_INFO "kcapi: appl %d ncci 0x%x down\n", applid, ncci);
list_del(&np->list);
kfree(np);
return;
}
printk(KERN_ERR "capilib_free_ncci: ncci 0x%x not found\n", ncci);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 96 | 100.00% | 1 | 100.00% |
| Total | 96 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(capilib_free_ncci);
void capilib_release_appl(struct list_head *head, u16 applid)
{
struct list_head *l, *n;
struct capilib_ncci *np;
list_for_each_safe(l, n, head) {
np = list_entry(l, struct capilib_ncci, list);
if (np->applid != applid)
continue;
printk(KERN_INFO "kcapi: appl %d ncci 0x%x forced down\n", applid, np->ncci);
list_del(&np->list);
kfree(np);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 82 | 100.00% | 1 | 100.00% |
| Total | 82 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(capilib_release_appl);
void capilib_release(struct list_head *head)
{
struct list_head *l, *n;
struct capilib_ncci *np;
list_for_each_safe(l, n, head) {
np = list_entry(l, struct capilib_ncci, list);
printk(KERN_INFO "kcapi: appl %d ncci 0x%x forced down\n", np->applid, np->ncci);
list_del(&np->list);
kfree(np);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 72 | 100.00% | 1 | 100.00% |
| Total | 72 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(capilib_release);
u16 capilib_data_b3_req(struct list_head *head, u16 applid, u32 ncci, u16 msgid)
{
struct list_head *l;
struct capilib_ncci *np;
list_for_each(l, head) {
np = list_entry(l, struct capilib_ncci, list);
if (np->applid != applid)
continue;
if (np->ncci != ncci)
continue;
if (mq_enqueue(np, msgid) == 0)
return CAPI_SENDQUEUEFULL;
return CAPI_NOERROR;
}
printk(KERN_ERR "capilib_data_b3_req: ncci 0x%x not found\n", ncci);
return CAPI_NOERROR;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 95 | 100.00% | 1 | 100.00% |
| Total | 95 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(capilib_data_b3_req);
void capilib_data_b3_conf(struct list_head *head, u16 applid, u32 ncci, u16 msgid)
{
struct list_head *l;
struct capilib_ncci *np;
list_for_each(l, head) {
np = list_entry(l, struct capilib_ncci, list);
if (np->applid != applid)
continue;
if (np->ncci != ncci)
continue;
if (mq_dequeue(np, msgid) == 0) {
printk(KERN_ERR "kcapi: msgid %hu ncci 0x%x not on queue\n",
msgid, ncci);
}
return;
}
printk(KERN_ERR "capilib_data_b3_conf: ncci 0x%x not found\n", ncci);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 99 | 100.00% | 1 | 100.00% |
| Total | 99 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(capilib_data_b3_conf);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Germaschewski | 968 | 98.98% | 1 | 16.67% |
| Al Viro | 4 | 0.41% | 1 | 16.67% |
| Tejun Heo | 3 | 0.31% | 1 | 16.67% |
| Harvey Harrison | 1 | 0.10% | 1 | 16.67% |
| Karsten Keil | 1 | 0.10% | 1 | 16.67% |
| Joe Perches | 1 | 0.10% | 1 | 16.67% |
| Total | 978 | 100.00% | 6 | 100.00% |
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