C++ (Cpp) PKTSETLINK примеры использования

Пример #1

Файл: bcmutils.c Проект: dhs-shine/sprd_project

void
pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir, ifpkt_cb_t fn, int arg)
{
	struct pktq_prec *q;
	void *p, *prev = NULL;

	q = &pq->q[prec];
	p = q->head;
	while (p) {
		if (fn == NULL || (*fn)(p, arg)) {
			bool head = (p == q->head);
			if (head)
				q->head = PKTLINK(p);
			else
				PKTSETLINK(prev, PKTLINK(p));
			PKTSETLINK(p, NULL);
			PKTFREE(osh, p, dir);
			q->len--;
			pq->len--;
			p = (head ? q->head : PKTLINK(prev));
		} else {
			prev = p;
			p = PKTLINK(p);
		}
	}

	if (q->head == NULL) {
		ASSERT(q->len == 0);
		q->tail = NULL;
	}
}

Пример #2

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

void * BCMFASTPATH
pktq_pdeq_prev(struct pktq *pq, int prec, void *prev_p)
{
	struct pktq_prec *q;
	void *p = NULL;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return NULL;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];

	if (prev_p == NULL)
		goto done;

	if ((p = PKTLINK(prev_p)) == NULL)
		goto done;

	q->len--;

	pq->len--;

	PKTSETLINK(prev_p, PKTLINK(p));
	PKTSETLINK(p, NULL);

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return NULL;

	return p;
}

Пример #3

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

bool
pktq_pdel(struct pktq *pq, void *pktbuf, int prec)
{
	struct pktq_prec *q;
	void *p;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	if (!pktbuf)
		return FALSE;

	q = &pq->q[prec];

	if (q->head == pktbuf) {
		if ((q->head = PKTLINK(pktbuf)) == NULL)
			q->tail = NULL;
	} else {
		for (p = q->head; p && PKTLINK(p) != pktbuf; p = PKTLINK(p))
			;
		if (p == NULL)
			return FALSE;

		PKTSETLINK(p, PKTLINK(pktbuf));
		if (q->tail == pktbuf)
			q->tail = p;
	}

	q->len--;
	pq->len--;
	PKTSETLINK(pktbuf, NULL);
	return TRUE;
}

Пример #4

Файл: hnd_pktq.c Проект: lxl1140989/sdk-for-tb

void * BCMFASTPATH
pktq_pdeq_prev(struct pktq *pq, int prec, void *prev_p)
{
	struct pktq_prec *q;
	void *p;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];

	if (prev_p == NULL)
		return NULL;

	if ((p = PKTLINK(prev_p)) == NULL)
		return NULL;

	q->len--;

	pq->len--;

	PKTSETLINK(prev_p, PKTLINK(p));
	PKTSETLINK(p, NULL);

	return p;
}

Пример #5

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

void * BCMFASTPATH
pktq_pdeq_with_fn(struct pktq *pq, int prec, ifpkt_cb_t fn, int arg)
{
	struct pktq_prec *q;
	void *p, *prev = NULL;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return NULL;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];
	p = q->head;

	while (p) {
		if (fn == NULL || (*fn)(p, arg)) {
			break;
		} else {
			prev = p;
			p = PKTLINK(p);
		}
	}
	if (p == NULL)
		goto done;

	if (prev == NULL) {
		if ((q->head = PKTLINK(p)) == NULL) {
			q->tail = NULL;
		}
	} else {
		PKTSETLINK(prev, PKTLINK(p));
		if (q->tail == p) {
			q->tail = prev;
		}
	}

	q->len--;

	pq->len--;

	PKTSETLINK(p, NULL);

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return NULL;

	return p;
}

Пример #6

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

void * BCMFASTPATH
pktq_deq_tail(struct pktq *pq, int *prec_out)
{
	struct pktq_prec *q;
	void *p = NULL, *prev;
	int prec;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return NULL;

	if (pq->len == 0)
		goto done;

	for (prec = 0; prec < pq->hi_prec; prec++)
		if (pq->q[prec].head)
			break;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		goto done;

	for (prev = NULL; p != q->tail; p = PKTLINK(p))
		prev = p;

	if (prev)
		PKTSETLINK(prev, NULL);
	else
		q->head = NULL;

	q->tail = prev;
	q->len--;

	pq->len--;

	if (prec_out)
		*prec_out = prec;

	PKTSETLINK(p, NULL);

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return NULL;

	return p;
}

Пример #7

Файл: bcmutils.c Проект: dhs-shine/sprd_project

/*
 * osl multiple-precedence packet queue
 * hi_prec is always >= the number of the highest non-empty precedence
 */
void * BCMFASTPATH
pktq_penq(struct pktq *pq, int prec, void *p)
{
	struct pktq_prec *q;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(p) == NULL);         /* queueing chains not allowed */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	if ((q->head) && (q->tail))
		PKTSETLINK(q->tail, p);
	else
		q->head = p;

	q->tail = p;
	q->len++;

	pq->len++;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	return p;
}

Пример #8

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

void *
pktq_pdeq_tail(struct pktq *pq, int prec)
{
	struct pktq_prec *q;
	void *p, *prev;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	for (prev = NULL; p != q->tail; p = PKTLINK(p))
		prev = p;

	if (prev)
		PKTSETLINK(prev, NULL);
	else
		q->head = NULL;

	q->tail = prev;
	q->len--;

	pq->len--;

	return p;
}

Пример #9

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

void * BCMFASTPATH
pktq_penq_head(struct pktq *pq, int prec, void *p)
{
	struct pktq_prec *q;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return NULL;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(p) == NULL);         /* queueing chains not allowed */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	if (q->head == NULL)
		q->tail = p;

	PKTSETLINK(p, q->head);
	q->head = p;
	q->len++;

	pq->len++;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return NULL;

	return p;
}

Пример #10

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

void *
pktq_penq_head(struct pktq *pq, int prec, void *p)
{
	struct pktq_prec *q;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(p) == NULL);         /* queueing chains not allowed */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	if (q->head == NULL)
		q->tail = p;

	PKTSETLINK(p, q->head);
	q->head = p;
	q->len++;

	pq->len++;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	return p;
}

Пример #11

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

void *
pktq_deq(struct pktq *pq, int *prec_out)
{
	struct pktq_prec *q;
	void *p;
	int prec;

	if (pq->len == 0)
		return NULL;

	while ((prec = pq->hi_prec) > 0 && pq->q[prec].head == NULL)
		pq->hi_prec--;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	if ((q->head = PKTLINK(p)) == NULL)
		q->tail = NULL;

	q->len--;

	pq->len--;

	if (prec_out)
		*prec_out = prec;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #12

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

bool BCMFASTPATH
pktq_pdel(struct pktq *pq, void *pktbuf, int prec)
{
	bool ret = FALSE;
	struct pktq_prec *q;
	void *p = NULL;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return FALSE;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	/* Should this just assert pktbuf? */
	if (!pktbuf)
		goto done;

	q = &pq->q[prec];

	if (q->head == pktbuf) {
		if ((q->head = PKTLINK(pktbuf)) == NULL)
			q->tail = NULL;
	} else {
		for (p = q->head; p && PKTLINK(p) != pktbuf; p = PKTLINK(p))
			;
		if (p == NULL)
			goto done;

		PKTSETLINK(p, PKTLINK(pktbuf));
		if (q->tail == pktbuf)
			q->tail = p;
	}

	q->len--;
	pq->len--;
	PKTSETLINK(pktbuf, NULL);
	ret = TRUE;

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return FALSE;

	return ret;
}

Пример #13

Файл: hnd_pktq.c Проект: lxl1140989/sdk-for-tb

void * BCMFASTPATH
pktq_pdeq_with_fn(struct pktq *pq, int prec, ifpkt_cb_t fn, int arg)
{
	struct pktq_prec *q;
	void *p, *prev = NULL;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];
	p = q->head;

	while (p) {
		if (fn == NULL || (*fn)(p, arg)) {
			break;
		} else {
			prev = p;
			p = PKTLINK(p);
		}
	}
	if (p == NULL)
		return NULL;

	if (prev == NULL) {
		if ((q->head = PKTLINK(p)) == NULL) {
			q->tail = NULL;
		}
	} else {
		PKTSETLINK(prev, PKTLINK(p));
		if (q->tail == p) {
			q->tail = prev;
		}
	}

	q->len--;

	pq->len--;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #14

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

/*
 * Prepend spktq 'list' to the head of pktq 'pq'
 */
void BCMFASTPATH
pktq_prepend(struct pktq *pq, int prec, struct spktq *list)
{
	struct pktq_prec *q;
	struct pktq_prec *list_q;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return;

	list_q = &list->q[0];

	/* empty list check */
	if (list_q->head == NULL)
		goto done;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(list_q->tail) == NULL);         /* terminated list */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	/* set the tail packet of list to point at the former pq head */
	PKTSETLINK(list_q->tail, q->head);
	/* the new q head is the head of list */
	q->head = list_q->head;

	/* If the q tail was non-null, then it stays as is.
	 * If the q tail was null, it is now the tail of list
	 */
	if (q->tail == NULL) {
		q->tail = list_q->tail;
	}

	q->len += list_q->len;
	pq->len += list_q->len;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	list_q->head = NULL;
	list_q->tail = NULL;
	list_q->len = 0;
	list->len = 0;

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return;
}

Пример #15

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

void *
pktq_deq_tail(struct pktq *pq, int *prec_out)
{
	struct pktq_prec *q;
	void *p, *prev;
	int prec;

	if (pq->len == 0)
		return NULL;

	for (prec = 0; prec < pq->hi_prec; prec++)
		if (pq->q[prec].head)
			break;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	for (prev = NULL; p != q->tail; p = PKTLINK(p))
		prev = p;

	if (prev)
		PKTSETLINK(prev, NULL);
	else
		q->head = NULL;

	q->tail = prev;
	q->len--;

	pq->len--;

	if (prec_out)
		*prec_out = prec;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #16

Файл: bcmutils.c Проект: prime5711/blackbox

void pktenq(struct pktq *q, void *p, bool lifo)
{
	ASSERT(PKTLINK(p) == NULL);

	PKTSETLINK(p, NULL);

	if (q->tail == NULL) {
		ASSERT(q->head == NULL);
		q->head = q->tail = p;
	} else {
		ASSERT(q->head);
		ASSERT(PKTLINK(q->tail) == NULL);
		if (lifo) {
			PKTSETLINK(p, q->head);
			q->head = p;
		} else {
			PKTSETLINK(q->tail, p);
			q->tail = p;
		}
	}
	q->len++;
}

Пример #17

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

void
pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir, ifpkt_cb_t fn, int arg)
{
	struct pktq_prec *q;
	void *p, *prev = NULL;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return;

	q = &pq->q[prec];
	p = q->head;
	while (p) {
		if (fn == NULL || (*fn)(p, arg)) {
			bool head = (p == q->head);
			if (head)
				q->head = PKTLINK(p);
			else
				PKTSETLINK(prev, PKTLINK(p));
			PKTSETLINK(p, NULL);
			PKTFREE(osh, p, dir);
			q->len--;
			pq->len--;
			p = (head ? q->head : PKTLINK(prev));
		} else {
			prev = p;
			p = PKTLINK(p);
		}
	}

	if (q->head == NULL) {
		ASSERT(q->len == 0);
		q->tail = NULL;
	}

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return;
}

Пример #18

Файл: bcmutils.c Проект: AdiPat/android_kernel_htc_pico

void
pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir, ifpkt_cb_t fn, int arg)
{
	struct pktq_prec *q;
	void *p, *prev = NULL;

	q = &pq->q[prec];
	p = q->head;
	while (p) {
		if (fn == NULL || (*fn)(p, arg)) {
			bool head = (p == q->head);
			if (head)
				q->head = PKTLINK(p);
			else{
#ifdef HTC_KlocWork
				if(!prev) {
					printf("[HTCKW] pktq_pflush: prev=NULL\n");
					return;
				}
#endif
				PKTSETLINK(prev, PKTLINK(p));
			}
			PKTSETLINK(p, NULL);
			PKTFREE(osh, p, dir);
			q->len--;
			pq->len--;
			p = (head ? q->head : PKTLINK(prev));
		} else {
			prev = p;
			p = PKTLINK(p);
		}
	}

	if (q->head == NULL) {
		ASSERT(q->len == 0);
		q->tail = NULL;
	}
}

Пример #19

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

/*
 * Append spktq 'list' to the tail of pktq 'pq'
 */
void BCMFASTPATH
pktq_append(struct pktq *pq, int prec, struct spktq *list)
{
	struct pktq_prec *q;
	struct pktq_prec *list_q;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return;

	list_q = &list->q[0];

	/* empty list check */
	if (list_q->head == NULL)
		goto done;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(list_q->tail) == NULL);         /* terminated list */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	if (q->head)
		PKTSETLINK(q->tail, list_q->head);
	else
		q->head = list_q->head;

	q->tail = list_q->tail;
	q->len += list_q->len;
	pq->len += list_q->len;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	list_q->head = NULL;
	list_q->tail = NULL;
	list_q->len = 0;
	list->len = 0;

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return;
}

Пример #20

Файл: bcmutils.c Проект: prime5711/blackbox

void *pktdeq(struct pktq *q)
{
	void *p;

	if ((p = q->head)) {
		ASSERT(q->tail);
		q->head = PKTLINK(p);
		PKTSETLINK(p, NULL);
		q->len--;
		if (q->head == NULL)
			q->tail = NULL;
	} else {
		ASSERT(q->tail == NULL);
	}

	return (p);
}

Пример #21

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

/* Priority dequeue from a specific set of precedences */
void * BCMFASTPATH
pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out)
{
	struct pktq_prec *q;
	void *p = NULL;
	int prec;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return NULL;

	if (pq->len == 0)
		goto done;

	while ((prec = pq->hi_prec) > 0 && pq->q[prec].head == NULL)
		pq->hi_prec--;

	while ((pq->q[prec].head == NULL) || ((prec_bmp & (1 << prec)) == 0))
		if (prec-- == 0)
			goto done;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		goto done;

	if ((q->head = PKTLINK(p)) == NULL)
		q->tail = NULL;

	q->len--;

	if (prec_out)
		*prec_out = prec;

	pq->len--;

	PKTSETLINK(p, NULL);

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return NULL;

	return p;
}

Пример #22

Файл: hnd_pktq.c Проект: lxl1140989/sdk-for-tb

/*
 * Prepend spktq 'list' to the head of pktq 'pq'
 */
void BCMFASTPATH
pktq_prepend(struct pktq *pq, int prec, struct spktq *list)
{
	struct pktq_prec *q;
	struct pktq_prec *list_q;

	list_q = &list->q[0];

	/* empty list check */
	if (list_q->head == NULL)
		return;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(list_q->tail) == NULL);         /* terminated list */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	/* set the tail packet of list to point at the former pq head */
	PKTSETLINK(list_q->tail, q->head);
	/* the new q head is the head of list */
	q->head = list_q->head;

	/* If the q tail was non-null, then it stays as is.
	 * If the q tail was null, it is now the tail of list
	 */
	if (q->tail == NULL) {
		q->tail = list_q->tail;
	}

	q->len += list_q->len;
	pq->len += list_q->len;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	list_q->head = NULL;
	list_q->tail = NULL;
	list_q->len = 0;
	list->len = 0;
}

Пример #23

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

void
pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir)
{
	struct pktq_prec *q;
	void *p;

	q = &pq->q[prec];
	p = q->head;
	while (p) {
		q->head = PKTLINK(p);
		PKTSETLINK(p, NULL);
		PKTFREE(osh, p, dir);
		q->len--;
		pq->len--;
		p = q->head;
	}
	ASSERT(q->len == 0);
	q->tail = NULL;
}

Пример #24

Файл: hnd_pktq.c Проект: lxl1140989/sdk-for-tb

/* Priority dequeue from a specific set of precedences */
void * BCMFASTPATH
pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out)
{
	struct pktq_prec *q;
	void *p;
	int prec;

	if (pq->len == 0)
		return NULL;

	while ((prec = pq->hi_prec) > 0 && pq->q[prec].head == NULL)
		pq->hi_prec--;

	while ((pq->q[prec].head == NULL) || ((prec_bmp & (1 << prec)) == 0))
		if (prec-- == 0)
			return NULL;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	if ((q->head = PKTLINK(p)) == NULL)
		q->tail = NULL;

	q->len--;

	// terence 20150308: fix for non-null pointer of skb->prev sent from ndo_start_xmit
	if (q->len == 0) {
		q->head = NULL;
		q->tail = NULL;
	}

	if (prec_out)
		*prec_out = prec;

	pq->len--;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #25

Файл: bcmutils.c Проект: AdiPat/android_kernel_htc_pico

/* Priority dequeue from a specific set of precedences */
void * BCMFASTPATH
pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out)
{
	struct pktq_prec *q;
	void *p;
	int prec;

	if (pq->len == 0)
		return NULL;

#ifdef HTC_KlocWork
    while(pq->hi_prec >= PKTQ_MAX_PREC)
        pq->hi_prec--;
#endif

	while ((prec = pq->hi_prec) > 0 && pq->q[prec].head == NULL)
		pq->hi_prec--;

	while ((prec_bmp & (1 << prec)) == 0 || pq->q[prec].head == NULL)
		if (prec-- == 0)
			return NULL;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	if ((q->head = PKTLINK(p)) == NULL)
		q->tail = NULL;

	q->len--;

	if (prec_out)
		*prec_out = prec;

	pq->len--;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #26

Файл: hnd_pktq.c Проект: lxl1140989/sdk-for-tb

/*
 * Append spktq 'list' to the tail of pktq 'pq'
 */
void BCMFASTPATH
pktq_append(struct pktq *pq, int prec, struct spktq *list)
{
	struct pktq_prec *q;
	struct pktq_prec *list_q;

	list_q = &list->q[0];

	/* empty list check */
	if (list_q->head == NULL)
		return;

	ASSERT(prec >= 0 && prec < pq->num_prec);
	ASSERT(PKTLINK(list_q->tail) == NULL);         /* terminated list */

	ASSERT(!pktq_full(pq));
	ASSERT(!pktq_pfull(pq, prec));

	q = &pq->q[prec];

	if (q->head)
		PKTSETLINK(q->tail, list_q->head);
	else
		q->head = list_q->head;

	q->tail = list_q->tail;
	q->len += list_q->len;
	pq->len += list_q->len;

	if (pq->hi_prec < prec)
		pq->hi_prec = (uint8)prec;

	list_q->head = NULL;
	list_q->tail = NULL;
	list_q->len = 0;
	list->len = 0;
}

Пример #27

Файл: hnd_pktq.c Проект: HRTKernel/samsung_exynos_7420

void * BCMFASTPATH
pktq_pdeq_tail(struct pktq *pq, int prec)
{
	struct pktq_prec *q;
	void *p, *prev;

	/* protect shared resource */
	if (HND_PKTQ_MUTEX_ACQUIRE(&pq->mutex, OSL_EXT_TIME_FOREVER) != OSL_EXT_SUCCESS)
		return NULL;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		goto done;

	for (prev = NULL; p != q->tail; p = PKTLINK(p))
		prev = p;

	if (prev)
		PKTSETLINK(prev, NULL);
	else
		q->head = NULL;

	q->tail = prev;
	q->len--;

	pq->len--;

done:
	/* protect shared resource */
	if (HND_PKTQ_MUTEX_RELEASE(&pq->mutex) != OSL_EXT_SUCCESS)
		return NULL;

	return p;
}

Пример #28

Файл: hnd_pktq.c Проект: MikeForeskin/Vindicator-S6-MM

/* Priority dequeue from a specific set of precedences */
void * BCMFASTPATH
pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out)
{
	struct pktq_prec *q;
	void *p;
	int prec;

	if (pq->len == 0)
		return NULL;

	while ((prec = pq->hi_prec) > 0 && pq->q[prec].head == NULL)
		pq->hi_prec--;

	while ((pq->q[prec].head == NULL) || ((prec_bmp & (1 << prec)) == 0))
		if (prec-- == 0)
			return NULL;

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	if ((q->head = PKTLINK(p)) == NULL)
		q->tail = NULL;

	q->len--;

	if (prec_out)
		*prec_out = prec;

	pq->len--;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #29

Файл: bcmutils.c Проект: Medvedroid/OT_903D-kernel-2.6.35.7

void *
pktq_pdeq(struct pktq *pq, int prec)
{
	struct pktq_prec *q;
	void *p;

	ASSERT(prec >= 0 && prec < pq->num_prec);

	q = &pq->q[prec];

	if ((p = q->head) == NULL)
		return NULL;

	if ((q->head = PKTLINK(p)) == NULL)
		q->tail = NULL;

	q->len--;

	pq->len--;

	PKTSETLINK(p, NULL);

	return p;
}

Пример #30

void
bcm_rpc_buf_next_set(rpc_tp_info_t * rpcb, rpc_buf_t* b, rpc_buf_t *nextb)
{
	PKTSETLINK(b, nextb);
}