Commit 99781449 authored by Hariprasad Kelam's avatar Hariprasad Kelam Committed by David S. Miller
Browse files

Octeontx2-af: Fetch MAC channel info from firmware 



Packet ingress and egress MAC/serdes channel numbers are configurable
on CN10K series of silicons. These channel numbers inturn used while
installing MCAM rules to match ingress/egress port. Fetch these channel
numbers from firmware at driver init time.

Signed-off-by: default avatarHariprasad Kelam <hkelam@marvell.com>
Signed-off-by: default avatarSunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b53e8464

drivers/net/ethernet/marvell/octeontx2/af/rvu.h

+9 −1
Original line number Diff line number Diff line
@@ -443,6 +443,13 @@ struct mbox_wq_info { 
	struct workqueue_struct *mbox_wq;

};



struct channel_fwdata {

	struct sdp_node_info info;

	u8 valid;

#define RVU_CHANL_INFO_RESERVED	379

	u8 reserved[RVU_CHANL_INFO_RESERVED];

};



struct rvu_fwdata {

#define RVU_FWDATA_HEADER_MAGIC	0xCFDA	/* Custom Firmware Data*/

#define RVU_FWDATA_VERSION	0x0001
@@ -461,7 +468,8 @@ struct rvu_fwdata { 
	u64 msixtr_base;

	u32 ptp_ext_clk_rate;

	u32 ptp_ext_tstamp;

#define FWDATA_RESERVED_MEM 1022

	struct channel_fwdata channel_data;

#define FWDATA_RESERVED_MEM 1014

	u64 reserved[FWDATA_RESERVED_MEM];

#define CGX_MAX         9

#define CGX_LMACS_MAX   4

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

+8 −0
Original line number Diff line number Diff line
@@ -56,6 +56,14 @@ int rvu_sdp_init(struct rvu *rvu) 
	struct rvu_pfvf *pfvf;

	u32 i = 0;



	if (rvu->fwdata->channel_data.valid) {

		sdp_pf_num[0] = 0;

		pfvf = &rvu->pf[sdp_pf_num[0]];

		pfvf->sdp_info = &rvu->fwdata->channel_data.info;



		return 0;

	}



	while ((i < MAX_SDP) && (pdev = pci_get_device(PCI_VENDOR_ID_CAVIUM,

						       PCI_DEVID_OTX2_SDP_PF,

						       pdev)) != NULL) {