提交 9f9e0da5 编写于 作者: J Jakub Kicinski 提交者: David S. Miller

nfp: report port type in ethtool

Service process firmware provides us with information about media
and interface (SFP module) plugged in, translate that to Linux's
PORT_* defines and report via ethtool.
Signed-off-by: NJakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: NSimon Horman <simon.horman@netronome.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 42b1e6aa
......@@ -215,6 +215,7 @@ nfp_net_get_link_ksettings(struct net_device *netdev,
nfp_net_refresh_port_config(nn);
/* Separate if - on FW error the port could've disappeared from table */
if (nn->eth_port) {
cmd->base.port = nn->eth_port->port_type;
cmd->base.speed = nn->eth_port->speed;
cmd->base.duplex = DUPLEX_FULL;
return 0;
......
......@@ -62,6 +62,8 @@
#define NSP_ETH_STATE_TX_ENABLED BIT_ULL(2)
#define NSP_ETH_STATE_RX_ENABLED BIT_ULL(3)
#define NSP_ETH_STATE_RATE GENMASK_ULL(11, 8)
#define NSP_ETH_STATE_INTERFACE GENMASK_ULL(19, 12)
#define NSP_ETH_STATE_MEDIA GENMASK_ULL(21, 20)
#define NSP_ETH_STATE_OVRD_CHNG BIT_ULL(22)
#define NSP_ETH_STATE_ANEG GENMASK_ULL(25, 23)
......@@ -134,6 +136,9 @@ nfp_eth_port_translate(struct nfp_nsp *nsp, const struct eth_table_entry *src,
rate = nfp_eth_rate(FIELD_GET(NSP_ETH_STATE_RATE, state));
dst->speed = dst->lanes * rate;
dst->interface = FIELD_GET(NSP_ETH_STATE_INTERFACE, state);
dst->media = FIELD_GET(NSP_ETH_STATE_MEDIA, state);
nfp_eth_copy_mac_reverse(dst->mac_addr, src->mac_addr);
dst->label_port = FIELD_GET(NSP_ETH_PORT_PHYLABEL, port);
......@@ -170,6 +175,20 @@ nfp_eth_mark_split_ports(struct nfp_cpp *cpp, struct nfp_eth_table *table)
}
}
static void
nfp_eth_calc_port_type(struct nfp_cpp *cpp, struct nfp_eth_table_port *entry)
{
if (entry->interface == NFP_INTERFACE_NONE) {
entry->port_type = PORT_NONE;
return;
}
if (entry->media == NFP_MEDIA_FIBRE)
entry->port_type = PORT_FIBRE;
else
entry->port_type = PORT_DA;
}
/**
* nfp_eth_read_ports() - retrieve port information
* @cpp: NFP CPP handle
......@@ -237,6 +256,8 @@ __nfp_eth_read_ports(struct nfp_cpp *cpp, struct nfp_nsp *nsp)
&table->ports[j++]);
nfp_eth_mark_split_ports(cpp, table);
for (i = 0; i < table->count; i++)
nfp_eth_calc_port_type(cpp, &table->ports[i]);
kfree(entries);
......
......@@ -37,6 +37,22 @@
#include <linux/types.h>
#include <linux/if_ether.h>
enum nfp_eth_interface {
NFP_INTERFACE_NONE = 0,
NFP_INTERFACE_SFP = 1,
NFP_INTERFACE_SFPP = 10,
NFP_INTERFACE_SFP28 = 28,
NFP_INTERFACE_QSFP = 40,
NFP_INTERFACE_CXP = 100,
NFP_INTERFACE_QSFP28 = 112,
};
enum nfp_eth_media {
NFP_MEDIA_DAC_PASSIVE = 0,
NFP_MEDIA_DAC_ACTIVE,
NFP_MEDIA_FIBRE,
};
enum nfp_eth_aneg {
NFP_ANEG_AUTO = 0,
NFP_ANEG_SEARCH,
......@@ -56,6 +72,8 @@ enum nfp_eth_aneg {
* @base: first channel index (within NBI)
* @lanes: number of channels
* @speed: interface speed (in Mbps)
* @interface: interface (module) plugged in
* @media: media type of the @interface
* @aneg: auto negotiation mode
* @mac_addr: interface MAC address
* @label_port: port id
......@@ -65,6 +83,7 @@ enum nfp_eth_aneg {
* @rx_enabled: is RX enabled?
* @override_changed: is media reconfig pending?
*
* @port_type: one of %PORT_* defines for ethtool
* @is_split: is interface part of a split port
*/
struct nfp_eth_table {
......@@ -77,6 +96,9 @@ struct nfp_eth_table {
unsigned int lanes;
unsigned int speed;
unsigned int interface;
enum nfp_eth_media media;
enum nfp_eth_aneg aneg;
u8 mac_addr[ETH_ALEN];
......@@ -91,6 +113,8 @@ struct nfp_eth_table {
bool override_changed;
/* Computed fields */
u8 port_type;
bool is_split;
} ports[0];
};
......
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