Ejemplos de vnic_dev_alloc_desc_ring en C++ (Cpp)

Ejemplo n.º 1

Archivo: vnic_cq.c Proyecto: ORNL/ompi

int vnic_cq_alloc(struct vnic_dev *vdev, struct vnic_cq *cq, unsigned int index,
#ifdef ENIC_PMD
	unsigned int socket_id,
#endif
	unsigned int desc_count, unsigned int desc_size)
{
	int err;
#ifdef ENIC_PMD
	char res_name[NAME_MAX];
	static int instance;
#endif

	cq->index = index;
	cq->vdev = vdev;

	cq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_CQ, index);
	if (!cq->ctrl) {
		pr_err("Failed to hook CQ[%d] resource\n", index);
		return -EINVAL;
	}

#ifdef ENIC_PMD
	snprintf(res_name, sizeof(res_name), "%d-cq-%d", instance++, index);
	err = vnic_dev_alloc_desc_ring(vdev, &cq->ring, desc_count, desc_size,
		socket_id, res_name);
#else
	err = vnic_dev_alloc_desc_ring(vdev, &cq->ring, desc_count, desc_size);
#endif
	if (err)
		return err;

	return 0;
}

Ejemplo n.º 2

Archivo: vnic_rq.c Proyecto: ATCP/mtcp

int vnic_rq_alloc(struct vnic_dev *vdev, struct vnic_rq *rq, unsigned int index,
	unsigned int desc_count, unsigned int desc_size)
{
	int err;
	char res_name[NAME_MAX];
	static int instance;

	rq->index = index;
	rq->vdev = vdev;

	rq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_RQ, index);
	if (!rq->ctrl) {
		pr_err("Failed to hook RQ[%d] resource\n", index);
		return -EINVAL;
	}

	vnic_rq_disable(rq);

	snprintf(res_name, sizeof(res_name), "%d-rq-%d", instance++, index);
	err = vnic_dev_alloc_desc_ring(vdev, &rq->ring, desc_count, desc_size,
		rq->socket_id, res_name);
	if (err)
		return err;

	err = vnic_rq_alloc_bufs(rq);
	if (err) {
		vnic_rq_free(rq);
		return err;
	}

	return 0;
}

Ejemplo n.º 3

Archivo: vnic_rq.c Proyecto: 3sOx/asuswrt-merlin

int vnic_rq_alloc(struct vnic_dev *vdev, struct vnic_rq *rq, unsigned int index,
	unsigned int desc_count, unsigned int desc_size)
{
	int err;

	rq->index = index;
	rq->vdev = vdev;

	rq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_RQ, index);
	if (!rq->ctrl) {
		printk(KERN_ERR "Failed to hook RQ[%d] resource\n", index);
		return -EINVAL;
	}

	vnic_rq_disable(rq);

	err = vnic_dev_alloc_desc_ring(vdev, &rq->ring, desc_count, desc_size);
	if (err)
		return err;

	err = vnic_rq_alloc_bufs(rq);
	if (err) {
		vnic_rq_free(rq);
		return err;
	}

	return 0;
}

Ejemplo n.º 4

Archivo: vnic_wq.c Proyecto: 0xroot/Blackphone-BP1-Kernel

int vnic_wq_alloc(struct vnic_dev *vdev, struct vnic_wq *wq, unsigned int index,
	unsigned int desc_count, unsigned int desc_size)
{
	int err;

	wq->index = index;
	wq->vdev = vdev;

	wq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_WQ, index);
	if (!wq->ctrl) {
		pr_err("Failed to hook WQ[%d] resource\n", index);
		return -EINVAL;
	}

	vnic_wq_disable(wq);

	err = vnic_dev_alloc_desc_ring(vdev, &wq->ring, desc_count, desc_size);
	if (err)
		return err;

	err = vnic_wq_alloc_bufs(wq);
	if (err) {
		vnic_wq_free(wq);
		return err;
	}

	return 0;
}

Ejemplo n.º 5

Archivo: vnic_wq.c Proyecto: 0day-ci/dpdk

static inline
int vnic_wq_alloc_ring(struct vnic_dev *vdev, struct vnic_wq *wq,
				unsigned int desc_count, unsigned int desc_size)
{
	char res_name[NAME_MAX];
	static int instance;

	snprintf(res_name, sizeof(res_name), "%d-wq-%d", instance++, wq->index);
	return vnic_dev_alloc_desc_ring(vdev, &wq->ring, desc_count, desc_size,
		wq->socket_id, res_name);
}

Ejemplo n.º 6

Archivo: vnic_cq.c Proyecto: Medvedroid/OT_903D-kernel-2.6.35.7

int vnic_cq_alloc(struct vnic_dev *vdev, struct vnic_cq *cq, unsigned int index,
	unsigned int desc_count, unsigned int desc_size)
{
	int err;

	cq->index = index;
	cq->vdev = vdev;

	cq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_CQ, index);
	if (!cq->ctrl) {
		printk(KERN_ERR "Failed to hook CQ[%d] resource\n", index);
		return -EINVAL;
	}

	err = vnic_dev_alloc_desc_ring(vdev, &cq->ring, desc_count, desc_size);
	if (err)
		return err;

	return 0;
}

Ejemplo n.º 7

Archivo: vnic_wq_copy.c Proyecto: romanbb/android_kernel_lge_d851

int vnic_wq_copy_alloc(struct vnic_dev *vdev, struct vnic_wq_copy *wq,
		       unsigned int index, unsigned int desc_count,
		       unsigned int desc_size)
{
	int err;

	wq->index = index;
	wq->vdev = vdev;
	wq->to_use_index = wq->to_clean_index = 0;
	wq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_WQ, index);
	if (!wq->ctrl) {
		printk(KERN_ERR "Failed to hook COPY WQ[%d] resource\n", index);
		return -EINVAL;
	}

	vnic_wq_copy_disable(wq);

	err = vnic_dev_alloc_desc_ring(vdev, &wq->ring, desc_count, desc_size);
	if (err)
		return err;

	return 0;
}

Ejemplo n.º 8

Archivo: vnic_dev.c Proyecto: Anjali05/linux

int vnic_dev_init_devcmd2(struct vnic_dev *vdev)
{
	int err;
	unsigned int fetch_index;

	if (vdev->devcmd2)
		return 0;

	vdev->devcmd2 = kzalloc(sizeof(*vdev->devcmd2), GFP_ATOMIC);
	if (!vdev->devcmd2)
		return -ENOMEM;

	vdev->devcmd2->color = 1;
	vdev->devcmd2->result_size = DEVCMD2_RING_SIZE;
	err = vnic_wq_devcmd2_alloc(vdev, &vdev->devcmd2->wq,
				DEVCMD2_RING_SIZE, DEVCMD2_DESC_SIZE);
	if (err)
		goto err_free_devcmd2;

	fetch_index = ioread32(&vdev->devcmd2->wq.ctrl->fetch_index);
	if (fetch_index == 0xFFFFFFFF) { /* check for hardware gone  */
		pr_err("error in devcmd2 init");
		return -ENODEV;
	}

	/*
	 * Don't change fetch_index ever and
	 * set posted_index same as fetch_index
	 * when setting up the WQ for devcmd2.
	 */
	vnic_wq_init_start(&vdev->devcmd2->wq, 0, fetch_index,
			fetch_index, 0, 0);

	vnic_wq_enable(&vdev->devcmd2->wq);

	err = vnic_dev_alloc_desc_ring(vdev, &vdev->devcmd2->results_ring,
			DEVCMD2_RING_SIZE, DEVCMD2_DESC_SIZE);
	if (err)
		goto err_free_wq;

	vdev->devcmd2->result =
		(struct devcmd2_result *) vdev->devcmd2->results_ring.descs;
	vdev->devcmd2->cmd_ring =
		(struct vnic_devcmd2 *) vdev->devcmd2->wq.ring.descs;
	vdev->devcmd2->wq_ctrl = vdev->devcmd2->wq.ctrl;
	vdev->args[0] = (u64) vdev->devcmd2->results_ring.base_addr |
				VNIC_PADDR_TARGET;
	vdev->args[1] = DEVCMD2_RING_SIZE;

	err = vnic_dev_cmd2(vdev, CMD_INITIALIZE_DEVCMD2, 1000);
	if (err)
		goto err_free_desc_ring;

	vdev->devcmd_rtn = &vnic_dev_cmd2;

	return 0;

err_free_desc_ring:
	vnic_dev_free_desc_ring(vdev, &vdev->devcmd2->results_ring);
err_free_wq:
	vnic_wq_disable(&vdev->devcmd2->wq);
	vnic_wq_free(&vdev->devcmd2->wq);
err_free_devcmd2:
	kfree(vdev->devcmd2);
	vdev->devcmd2 = NULL;

	return err;
}

Ejemplo n.º 9

Archivo: vnic_wq.c Proyecto: ParaStation/psmpi2

static inline
int vnic_wq_alloc_ring(struct vnic_dev *vdev, struct vnic_wq *wq,
				unsigned int desc_count, unsigned int desc_size)
{
	return vnic_dev_alloc_desc_ring(vdev, &wq->ring, desc_count, desc_size);
}

Ejemplo n.º 10

Archivo: vnic_dev.c Proyecto: 020gzh/linux

static int vnic_dev_init_devcmd2(struct vnic_dev *vdev)
{
	int err;
	unsigned int fetch_index;

	if (vdev->devcmd2)
		return 0;

	vdev->devcmd2 = kzalloc(sizeof(*vdev->devcmd2), GFP_KERNEL);
	if (!vdev->devcmd2)
		return -ENOMEM;

	vdev->devcmd2->color = 1;
	vdev->devcmd2->result_size = DEVCMD2_RING_SIZE;
	err = enic_wq_devcmd2_alloc(vdev, &vdev->devcmd2->wq, DEVCMD2_RING_SIZE,
				    DEVCMD2_DESC_SIZE);
	if (err)
		goto err_free_devcmd2;

	fetch_index = ioread32(&vdev->devcmd2->wq.ctrl->fetch_index);
	if (fetch_index == 0xFFFFFFFF) { /* check for hardware gone  */
		vdev_err(vdev, "Fatal error in devcmd2 init - hardware surprise removal\n");

		return -ENODEV;
	}

	enic_wq_init_start(&vdev->devcmd2->wq, 0, fetch_index, fetch_index, 0,
			   0);
	vdev->devcmd2->posted = fetch_index;
	vnic_wq_enable(&vdev->devcmd2->wq);

	err = vnic_dev_alloc_desc_ring(vdev, &vdev->devcmd2->results_ring,
				       DEVCMD2_RING_SIZE, DEVCMD2_DESC_SIZE);
	if (err)
		goto err_free_wq;

	vdev->devcmd2->result = vdev->devcmd2->results_ring.descs;
	vdev->devcmd2->cmd_ring = vdev->devcmd2->wq.ring.descs;
	vdev->devcmd2->wq_ctrl = vdev->devcmd2->wq.ctrl;
	vdev->args[0] = (u64)vdev->devcmd2->results_ring.base_addr |
			VNIC_PADDR_TARGET;
	vdev->args[1] = DEVCMD2_RING_SIZE;

	err = _vnic_dev_cmd2(vdev, CMD_INITIALIZE_DEVCMD2, 1000);
	if (err)
		goto err_free_desc_ring;

	vdev->devcmd_rtn = _vnic_dev_cmd2;

	return 0;

err_free_desc_ring:
	vnic_dev_free_desc_ring(vdev, &vdev->devcmd2->results_ring);
err_free_wq:
	vnic_wq_disable(&vdev->devcmd2->wq);
	vnic_wq_free(&vdev->devcmd2->wq);
err_free_devcmd2:
	kfree(vdev->devcmd2);
	vdev->devcmd2 = NULL;

	return err;
}