Commit 81f12533 authored by Subbaraya Sundeep's avatar Subbaraya Sundeep Committed by Paolo Abeni
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octeontx2-pf: Initialize new NIX SQ context for cn20k 



cn20k has different NIX context for send queue hence use
the new cn20k mailbox to init SQ context.

Signed-off-by: default avatarSubbaraya Sundeep <sbhatta@marvell.com>
Link: https://patch.msgid.link/1761388367-16579-9-git-send-email-sbhatta@marvell.com


Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent d322fbd1

drivers/net/ethernet/marvell/octeontx2/nic/cn20k.c

+35 −1
Original line number Diff line number Diff line
@@ -397,11 +397,45 @@ static int cn20k_pool_aq_init(struct otx2_nic *pfvf, u16 pool_id, 
	return 0;

}



static int cn20k_sq_aq_init(void *dev, u16 qidx, u8 chan_offset, u16 sqb_aura)

{

	struct nix_cn20k_aq_enq_req *aq;

	struct otx2_nic *pfvf = dev;



	/* Get memory to put this msg */

	aq = otx2_mbox_alloc_msg_nix_cn20k_aq_enq(&pfvf->mbox);

	if (!aq)

		return -ENOMEM;



	aq->sq.cq = pfvf->hw.rx_queues + qidx;

	aq->sq.max_sqe_size = NIX_MAXSQESZ_W16; /* 128 byte */

	aq->sq.cq_ena = 1;

	aq->sq.ena = 1;

	aq->sq.smq = otx2_get_smq_idx(pfvf, qidx);

	aq->sq.smq_rr_weight = mtu_to_dwrr_weight(pfvf, pfvf->tx_max_pktlen);

	aq->sq.default_chan = pfvf->hw.tx_chan_base + chan_offset;

	aq->sq.sqe_stype = NIX_STYPE_STF; /* Cache SQB */

	aq->sq.sqb_aura = sqb_aura;

	aq->sq.sq_int_ena = NIX_SQINT_BITS;

	aq->sq.qint_idx = 0;

	/* Due pipelining impact minimum 2000 unused SQ CQE's

	 * need to maintain to avoid CQ overflow.

	 */

	aq->sq.cq_limit = (SEND_CQ_SKID * 256) / (pfvf->qset.sqe_cnt);



	/* Fill AQ info */

	aq->qidx = qidx;

	aq->ctype = NIX_AQ_CTYPE_SQ;

	aq->op = NIX_AQ_INSTOP_INIT;



	return otx2_sync_mbox_msg(&pfvf->mbox);

}



static struct dev_hw_ops cn20k_hw_ops = {

	.pfaf_mbox_intr_handler = cn20k_pfaf_mbox_intr_handler,

	.vfaf_mbox_intr_handler = cn20k_vfaf_mbox_intr_handler,

	.pfvf_mbox_intr_handler = cn20k_pfvf_mbox_intr_handler,

	.sq_aq_init = cn10k_sq_aq_init,

	.sq_aq_init = cn20k_sq_aq_init,

	.sqe_flush = cn10k_sqe_flush,

	.aura_freeptr = cn10k_aura_freeptr,

	.refill_pool_ptrs = cn10k_refill_pool_ptrs,