diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c index bb64efec4c46..570ac1bb2122 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c @@ -647,3 +647,29 @@ int __nfp_eth_set_split(struct nfp_nsp *nsp, unsigned int lanes) return NFP_ETH_SET_BIT_CONFIG(nsp, NSP_ETH_RAW_PORT, NSP_ETH_PORT_LANES, lanes, NSP_ETH_CTRL_SET_LANES); } + +int nfp_eth_read_media(struct nfp_cpp *cpp, struct nfp_eth_media_buf *ethm) +{ + struct nfp_nsp *nsp; + int ret; + + nsp = nfp_nsp_open(cpp); + if (IS_ERR(nsp)) { + nfp_err(cpp, "Failed to access the NSP: %pe\n", nsp); + return PTR_ERR(nsp); + } + + if (!nfp_nsp_has_read_media(nsp)) { + nfp_warn(cpp, "Reading media link modes not supported. Please update flash\n"); + ret = -EOPNOTSUPP; + goto exit_close_nsp; + } + + ret = nfp_nsp_read_media(nsp, ethm, sizeof(*ethm)); + if (ret) + nfp_err(cpp, "Reading media link modes failed: %pe\n", ERR_PTR(ret)); + +exit_close_nsp: + nfp_nsp_close(nsp); + return ret; +} |