Commit aee51224 authored by Vidya's avatar Vidya Committed by David S. Miller
Browse files

octeontx2-af: configure npc for cn10k to allow packets from cpt 



On CN10K, the higher bits in the channel number represents the CPT
channel number. Mask out these higher bits in the npc configuration
to allow packets from cpt for parsing.

Signed-off-by: default avatarVidya <vvelumuri@marvell.com>
Signed-off-by: default avatarSunil Goutham <sgoutham@marvell.com>
Signed-off-by: default avatarSubbaraya Sundeep <sbhatta@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 99b8e547

drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c

+11 −1
Original line number Diff line number Diff line
@@ -724,7 +724,17 @@ void rvu_npc_install_promisc_entry(struct rvu *rvu, u16 pcifunc, 
		action.index = pfvf->promisc_mce_idx;

	}



	/* For cn10k the upper two bits of the channel number are

	 * cpt channel number. with masking out these bits in the

	 * mcam entry, same entry used for NIX will allow packets

	 * received from cpt for parsing.

	 */

	if (!is_rvu_otx2(rvu)) {

		req.chan_mask = NIX_CHAN_CPT_X2P_MASK;

	} else {

		req.chan_mask = 0xFFFU;

	}



	if (chan_cnt > 1) {

		if (!is_power_of_2(chan_cnt)) {

			dev_err(rvu->dev,