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| author |   Vijay Khemka <vijaykhemka@fb.com> | 2018-10-16 12:13:19 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-10-17 22:14:54 -0700 |
| commit | cb10c7c0dfd9e6fd3d69ced98b05cbd198c48cf6 (patch) | |
| tree | 937a12372c7962c90d4c27863225ea615267e362 /net/ncsi/ncsi-rsp.c | |
| parent | Merge branch 'mscc-fixes' (diff) | |
| download | linux-dev-cb10c7c0dfd9e6fd3d69ced98b05cbd198c48cf6.tar.xz linux-dev-cb10c7c0dfd9e6fd3d69ced98b05cbd198c48cf6.zip | |
net/ncsi: Add NCSI Broadcom OEM command
This patch adds OEM Broadcom commands and response handling. It also
defines OEM Get MAC Address handler to get and configure the device.
ncsi_oem_gma_handler_bcm: This handler send NCSI broadcom command for
getting mac address.
ncsi_rsp_handler_oem_bcm: This handles response received for all
broadcom OEM commands.
ncsi_rsp_handler_oem_bcm_gma: This handles get mac address response and
set it to device.
Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
Reviewed-by: Samuel Mendoza-Jonas <sam@mendozajonas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ncsi/ncsi-rsp.c')
| -rw-r--r-- | net/ncsi/ncsi-rsp.c | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c index 85fa59afae34..77e07ba3f493 100644 --- a/net/ncsi/ncsi-rsp.c +++ b/net/ncsi/ncsi-rsp.c @@ -611,19 +611,59 @@ static int ncsi_rsp_handler_snfc(struct ncsi_request *nr) return 0; } +/* Response handler for Broadcom command Get Mac Address */ +static int ncsi_rsp_handler_oem_bcm_gma(struct ncsi_request *nr) +{ + struct ncsi_dev_priv *ndp = nr->ndp; + struct net_device *ndev = ndp->ndev.dev; + const struct net_device_ops *ops = ndev->netdev_ops; + struct ncsi_rsp_oem_pkt *rsp; + struct sockaddr saddr; + int ret = 0; + + /* Get the response header */ + rsp = (struct ncsi_rsp_oem_pkt *)skb_network_header(nr->rsp); + + saddr.sa_family = ndev->type; + ndev->priv_flags |= IFF_LIVE_ADDR_CHANGE; + memcpy(saddr.sa_data, &rsp->data[BCM_MAC_ADDR_OFFSET], ETH_ALEN); + /* Increase mac address by 1 for BMC's address */ + saddr.sa_data[ETH_ALEN - 1]++; + ret = ops->ndo_set_mac_address(ndev, &saddr); + if (ret < 0) + netdev_warn(ndev, "NCSI: 'Writing mac address to device failed\n"); + + return ret; +} + +/* Response handler for Broadcom card */ +static int ncsi_rsp_handler_oem_bcm(struct ncsi_request *nr) +{ + struct ncsi_rsp_oem_bcm_pkt *bcm; + struct ncsi_rsp_oem_pkt *rsp; + + /* Get the response header */ + rsp = (struct ncsi_rsp_oem_pkt *)skb_network_header(nr->rsp); + bcm = (struct ncsi_rsp_oem_bcm_pkt *)(rsp->data); + + if (bcm->type == NCSI_OEM_BCM_CMD_GMA) + return ncsi_rsp_handler_oem_bcm_gma(nr); + return 0; +} + static struct ncsi_rsp_oem_handler { unsigned int mfr_id; int (*handler)(struct ncsi_request *nr); } ncsi_rsp_oem_handlers[] = { { NCSI_OEM_MFR_MLX_ID, NULL }, - { NCSI_OEM_MFR_BCM_ID, NULL } + { NCSI_OEM_MFR_BCM_ID, ncsi_rsp_handler_oem_bcm } }; /* Response handler for OEM command */ static int ncsi_rsp_handler_oem(struct ncsi_request *nr) { - struct ncsi_rsp_oem_pkt *rsp; struct ncsi_rsp_oem_handler *nrh = NULL; + struct ncsi_rsp_oem_pkt *rsp; unsigned int mfr_id, i; /* Get the response header */ |