Exemplos de CN23XX_SLI_PKT_PF_VF_MBOX_SIG em C++ (Cpp)

Exemplo n.º 1

Arquivo: lio_23xx_vf.c Projeto: Leon555/dpdk

static int
cn23xx_vf_setup_mbox(struct lio_device *lio_dev)
{
	struct lio_mbox *mbox;

	PMD_INIT_FUNC_TRACE();

	if (lio_dev->mbox == NULL) {
		lio_dev->mbox = rte_zmalloc(NULL, sizeof(void *), 0);
		if (lio_dev->mbox == NULL)
			return -ENOMEM;
	}

	mbox = rte_zmalloc(NULL, sizeof(struct lio_mbox), 0);
	if (mbox == NULL) {
		rte_free(lio_dev->mbox);
		lio_dev->mbox = NULL;
		return -ENOMEM;
	}

	rte_spinlock_init(&mbox->lock);

	mbox->lio_dev = lio_dev;

	mbox->q_no = 0;

	mbox->state = LIO_MBOX_STATE_IDLE;

	/* VF mbox interrupt reg */
	mbox->mbox_int_reg = (uint8_t *)lio_dev->hw_addr +
				CN23XX_VF_SLI_PKT_MBOX_INT(0);
	/* VF reads from SIG0 reg */
	mbox->mbox_read_reg = (uint8_t *)lio_dev->hw_addr +
				CN23XX_SLI_PKT_PF_VF_MBOX_SIG(0, 0);
	/* VF writes into SIG1 reg */
	mbox->mbox_write_reg = (uint8_t *)lio_dev->hw_addr +
				CN23XX_SLI_PKT_PF_VF_MBOX_SIG(0, 1);

	lio_dev->mbox[0] = mbox;

	rte_write64(LIO_PFVFSIG, mbox->mbox_read_reg);

	return 0;
}

Exemplo n.º 2

Arquivo: cn23xx_vf_device.c Projeto: AshishNamdev/linux

static int cn23xx_setup_vf_mbox(struct octeon_device *oct)
{
	struct octeon_mbox *mbox = NULL;

	mbox = vmalloc(sizeof(*mbox));
	if (!mbox)
		return 1;

	memset(mbox, 0, sizeof(struct octeon_mbox));

	spin_lock_init(&mbox->lock);

	mbox->oct_dev = oct;

	mbox->q_no = 0;

	mbox->state = OCTEON_MBOX_STATE_IDLE;

	/* VF mbox interrupt reg */
	mbox->mbox_int_reg =
	    (u8 *)oct->mmio[0].hw_addr + CN23XX_VF_SLI_PKT_MBOX_INT(0);
	/* VF reads from SIG0 reg */
	mbox->mbox_read_reg =
	    (u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_PKT_PF_VF_MBOX_SIG(0, 0);
	/* VF writes into SIG1 reg */
	mbox->mbox_write_reg =
	    (u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_PKT_PF_VF_MBOX_SIG(0, 1);

	INIT_DELAYED_WORK(&mbox->mbox_poll_wk.work,
			  cn23xx_vf_mbox_thread);

	mbox->mbox_poll_wk.ctxptr = mbox;

	oct->mbox[0] = mbox;

	writeq(OCTEON_PFVFSIG, mbox->mbox_read_reg);

	return 0;
}