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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2018 Marvell International Ltd.
*/
#include <dm.h>
#include <errno.h>
#include <malloc.h>
#include <misc.h>
#include <net.h>
#include <pci_ids.h>
#include <asm/io.h>
#include <asm/types.h>
#include <asm/arch/board.h>
#include "cgx.h"
#include "nix.h"
extern struct udevice *rvu_af_dev;
int rvu_pf_init(struct rvu_pf *rvu)
{
struct nix *nix;
struct eth_pdata *pdata = dev_get_plat(rvu->dev);
debug("%s: Allocating nix lf\n", __func__);
nix = nix_lf_alloc(rvu->dev);
if (!nix) {
printf("%s: Error allocating lf for pf %d\n",
__func__, rvu->pfid);
return -1;
}
rvu->nix = nix;
/* to make post_probe happy */
if (is_valid_ethaddr(nix->lmac->mac_addr)) {
memcpy(pdata->enetaddr, nix->lmac->mac_addr, 6);
eth_env_set_enetaddr_by_index("eth", rvu->dev->seq,
pdata->enetaddr);
}
return 0;
}
static const struct eth_ops nix_eth_ops = {
.start = nix_lf_init,
.send = nix_lf_xmit,
.recv = nix_lf_recv,
.free_pkt = nix_lf_free_pkt,
.stop = nix_lf_halt,
.write_hwaddr = nix_lf_setup_mac,
};
int rvu_pf_probe(struct udevice *dev)
{
struct rvu_pf *rvu = dev_get_priv(dev);
int err;
char name[16];
debug("%s: name: %s\n", __func__, dev->name);
rvu->pf_base = dm_pci_map_bar(dev, PCI_BASE_ADDRESS_2, PCI_REGION_MEM);
rvu->pfid = dev->seq + 1; // RVU PF's start from 1;
rvu->dev = dev;
if (!rvu_af_dev) {
printf("%s: Error: Could not find RVU AF device\n",
__func__);
return -1;
}
rvu->afdev = rvu_af_dev;
debug("RVU PF %u BAR2 %p\n", rvu->pfid, rvu->pf_base);
rvu_get_lfid_for_pf(rvu->pfid, &rvu->nix_lfid, &rvu->npa_lfid);
err = rvu_pf_init(rvu);
if (err)
printf("%s: Error %d adding nix\n", __func__, err);
/*
* modify device name to include index/sequence number,
* for better readability, this is 1:1 mapping with eth0/1/2.. names.
*/
sprintf(name, "rvu_pf#%d", dev->seq);
device_set_name(dev, name);
debug("%s: name: %s\n", __func__, dev->name);
return err;
}
int rvu_pf_remove(struct udevice *dev)
{
struct rvu_pf *rvu = dev_get_priv(dev);
nix_lf_shutdown(rvu->nix);
npa_lf_shutdown(rvu->nix);
debug("%s: rvu pf%d down --\n", __func__, rvu->pfid);
return 0;
}
U_BOOT_DRIVER(rvu_pf) = {
.name = "rvu_pf",
.id = UCLASS_ETH,
.probe = rvu_pf_probe,
.remove = rvu_pf_remove,
.ops = &nix_eth_ops,
.priv_auto = sizeof(struct rvu_pf),
.plat_auto = sizeof(struct eth_pdata),
};
static struct pci_device_id rvu_pf_supported[] = {
{ PCI_VDEVICE(CAVIUM, PCI_DEVICE_ID_CAVIUM_RVU_PF) },
{}
};
U_BOOT_PCI_DEVICE(rvu_pf, rvu_pf_supported);
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