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// SPDX-License-Identifier: GPL-2.0+
/* Microchip Sparx5 Switch driver VCAP debugFS implementation
*
* Copyright (c) 2022 Microchip Technology Inc. and its subsidiaries.
*/
#include <linux/types.h>
#include <linux/list.h>
#include "sparx5_vcap_debugfs.h"
#include "sparx5_main_regs.h"
#include "sparx5_main.h"
#include "sparx5_vcap_impl.h"
#include "sparx5_vcap_ag_api.h"
static const char *sparx5_vcap_is0_etype_str(u32 value)
{
switch (value) {
case VCAP_IS0_PS_ETYPE_DEFAULT:
return "default";
case VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE:
return "normal_7tuple";
case VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4:
return "normal_5tuple_ip4";
case VCAP_IS0_PS_ETYPE_MLL:
return "mll";
case VCAP_IS0_PS_ETYPE_LL_FULL:
return "ll_full";
case VCAP_IS0_PS_ETYPE_PURE_5TUPLE_IP4:
return "pure_5tuple_ip4";
case VCAP_IS0_PS_ETYPE_ETAG:
return "etag";
case VCAP_IS0_PS_ETYPE_NO_LOOKUP:
return "no lookup";
default:
return "unknown";
}
}
static const char *sparx5_vcap_is0_mpls_str(u32 value)
{
switch (value) {
case VCAP_IS0_PS_MPLS_FOLLOW_ETYPE:
return "follow_etype";
case VCAP_IS0_PS_MPLS_NORMAL_7TUPLE:
return "normal_7tuple";
case VCAP_IS0_PS_MPLS_NORMAL_5TUPLE_IP4:
return "normal_5tuple_ip4";
case VCAP_IS0_PS_MPLS_MLL:
return "mll";
case VCAP_IS0_PS_MPLS_LL_FULL:
return "ll_full";
case VCAP_IS0_PS_MPLS_PURE_5TUPLE_IP4:
return "pure_5tuple_ip4";
case VCAP_IS0_PS_MPLS_ETAG:
return "etag";
case VCAP_IS0_PS_MPLS_NO_LOOKUP:
return "no lookup";
default:
return "unknown";
}
}
static const char *sparx5_vcap_is0_mlbs_str(u32 value)
{
switch (value) {
case VCAP_IS0_PS_MLBS_FOLLOW_ETYPE:
return "follow_etype";
case VCAP_IS0_PS_MLBS_NO_LOOKUP:
return "no lookup";
default:
return "unknown";
}
}
static void sparx5_vcap_is0_port_keys(struct sparx5 *sparx5,
struct vcap_admin *admin,
struct sparx5_port *port,
struct vcap_output_print *out)
{
int lookup;
u32 value, val;
out->prf(out->dst, " port[%02d] (%s): ", port->portno,
netdev_name(port->ndev));
for (lookup = 0; lookup < admin->lookups; ++lookup) {
out->prf(out->dst, "\n Lookup %d: ", lookup);
/* Get lookup state */
value = spx5_rd(sparx5,
ANA_CL_ADV_CL_CFG(port->portno, lookup));
out->prf(out->dst, "\n state: ");
if (ANA_CL_ADV_CL_CFG_LOOKUP_ENA_GET(value))
out->prf(out->dst, "on");
else
out->prf(out->dst, "off");
val = ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL_GET(value);
out->prf(out->dst, "\n etype: %s",
sparx5_vcap_is0_etype_str(val));
val = ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL_GET(value);
out->prf(out->dst, "\n ipv4: %s",
sparx5_vcap_is0_etype_str(val));
val = ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL_GET(value);
out->prf(out->dst, "\n ipv6: %s",
sparx5_vcap_is0_etype_str(val));
val = ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL_GET(value);
out->prf(out->dst, "\n mpls_uc: %s",
sparx5_vcap_is0_mpls_str(val));
val = ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL_GET(value);
out->prf(out->dst, "\n mpls_mc: %s",
sparx5_vcap_is0_mpls_str(val));
val = ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL_GET(value);
out->prf(out->dst, "\n mlbs: %s",
sparx5_vcap_is0_mlbs_str(val));
}
out->prf(out->dst, "\n");
}
static void sparx5_vcap_is2_port_keys(struct sparx5 *sparx5,
struct vcap_admin *admin,
struct sparx5_port *port,
struct vcap_output_print *out)
{
int lookup;
u32 value;
out->prf(out->dst, " port[%02d] (%s): ", port->portno,
netdev_name(port->ndev));
for (lookup = 0; lookup < admin->lookups; ++lookup) {
out->prf(out->dst, "\n Lookup %d: ", lookup);
/* Get lookup state */
value = spx5_rd(sparx5, ANA_ACL_VCAP_S2_CFG(port->portno));
out->prf(out->dst, "\n state: ");
if (ANA_ACL_VCAP_S2_CFG_SEC_ENA_GET(value) & BIT(lookup))
out->prf(out->dst, "on");
else
out->prf(out->dst, "off");
/* Get key selection state */
value = spx5_rd(sparx5,
ANA_ACL_VCAP_S2_KEY_SEL(port->portno, lookup));
out->prf(out->dst, "\n noneth: ");
switch (ANA_ACL_VCAP_S2_KEY_SEL_NON_ETH_KEY_SEL_GET(value)) {
case VCAP_IS2_PS_NONETH_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_IS2_PS_NONETH_CUSTOM_1:
out->prf(out->dst, "custom1");
break;
case VCAP_IS2_PS_NONETH_CUSTOM_2:
out->prf(out->dst, "custom2");
break;
case VCAP_IS2_PS_NONETH_NO_LOOKUP:
out->prf(out->dst, "none");
break;
}
out->prf(out->dst, "\n ipv4_mc: ");
switch (ANA_ACL_VCAP_S2_KEY_SEL_IP4_MC_KEY_SEL_GET(value)) {
case VCAP_IS2_PS_IPV4_MC_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_IS2_PS_IPV4_MC_IP4_TCP_UDP_OTHER:
out->prf(out->dst, "ip4_tcp_udp ip4_other");
break;
case VCAP_IS2_PS_IPV4_MC_IP_7TUPLE:
out->prf(out->dst, "ip_7tuple");
break;
case VCAP_IS2_PS_IPV4_MC_IP4_VID:
out->prf(out->dst, "ip4_vid");
break;
}
out->prf(out->dst, "\n ipv4_uc: ");
switch (ANA_ACL_VCAP_S2_KEY_SEL_IP4_UC_KEY_SEL_GET(value)) {
case VCAP_IS2_PS_IPV4_UC_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_IS2_PS_IPV4_UC_IP4_TCP_UDP_OTHER:
out->prf(out->dst, "ip4_tcp_udp ip4_other");
break;
case VCAP_IS2_PS_IPV4_UC_IP_7TUPLE:
out->prf(out->dst, "ip_7tuple");
break;
}
out->prf(out->dst, "\n ipv6_mc: ");
switch (ANA_ACL_VCAP_S2_KEY_SEL_IP6_MC_KEY_SEL_GET(value)) {
case VCAP_IS2_PS_IPV6_MC_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_IS2_PS_IPV6_MC_IP_7TUPLE:
out->prf(out->dst, "ip_7tuple");
break;
case VCAP_IS2_PS_IPV6_MC_IP6_VID:
out->prf(out->dst, "ip6_vid");
break;
case VCAP_IS2_PS_IPV6_MC_IP6_STD:
out->prf(out->dst, "ip6_std");
break;
case VCAP_IS2_PS_IPV6_MC_IP4_TCP_UDP_OTHER:
out->prf(out->dst, "ip4_tcp_udp ipv4_other");
break;
}
out->prf(out->dst, "\n ipv6_uc: ");
switch (ANA_ACL_VCAP_S2_KEY_SEL_IP6_UC_KEY_SEL_GET(value)) {
case VCAP_IS2_PS_IPV6_UC_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_IS2_PS_IPV6_UC_IP_7TUPLE:
out->prf(out->dst, "ip_7tuple");
break;
case VCAP_IS2_PS_IPV6_UC_IP6_STD:
out->prf(out->dst, "ip6_std");
break;
case VCAP_IS2_PS_IPV6_UC_IP4_TCP_UDP_OTHER:
out->prf(out->dst, "ip4_tcp_udp ip4_other");
break;
}
out->prf(out->dst, "\n arp: ");
switch (ANA_ACL_VCAP_S2_KEY_SEL_ARP_KEY_SEL_GET(value)) {
case VCAP_IS2_PS_ARP_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_IS2_PS_ARP_ARP:
out->prf(out->dst, "arp");
break;
}
}
out->prf(out->dst, "\n");
}
static void sparx5_vcap_is2_port_stickies(struct sparx5 *sparx5,
struct vcap_admin *admin,
struct vcap_output_print *out)
{
int lookup;
u32 value;
out->prf(out->dst, " Sticky bits: ");
for (lookup = 0; lookup < admin->lookups; ++lookup) {
out->prf(out->dst, "\n Lookup %d: ", lookup);
/* Get lookup sticky bits */
value = spx5_rd(sparx5, ANA_ACL_SEC_LOOKUP_STICKY(lookup));
if (ANA_ACL_SEC_LOOKUP_STICKY_KEY_SEL_CLM_STICKY_GET(value))
out->prf(out->dst, " sel_clm");
if (ANA_ACL_SEC_LOOKUP_STICKY_KEY_SEL_IRLEG_STICKY_GET(value))
out->prf(out->dst, " sel_irleg");
if (ANA_ACL_SEC_LOOKUP_STICKY_KEY_SEL_ERLEG_STICKY_GET(value))
out->prf(out->dst, " sel_erleg");
if (ANA_ACL_SEC_LOOKUP_STICKY_KEY_SEL_PORT_STICKY_GET(value))
out->prf(out->dst, " sel_port");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_CUSTOM2_STICKY_GET(value))
out->prf(out->dst, " custom2");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_CUSTOM1_STICKY_GET(value))
out->prf(out->dst, " custom1");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_OAM_STICKY_GET(value))
out->prf(out->dst, " oam");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP6_VID_STICKY_GET(value))
out->prf(out->dst, " ip6_vid");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP6_STD_STICKY_GET(value))
out->prf(out->dst, " ip6_std");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP6_TCPUDP_STICKY_GET(value))
out->prf(out->dst, " ip6_tcpudp");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP_7TUPLE_STICKY_GET(value))
out->prf(out->dst, " ip_7tuple");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP4_VID_STICKY_GET(value))
out->prf(out->dst, " ip4_vid");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP4_TCPUDP_STICKY_GET(value))
out->prf(out->dst, " ip4_tcpudp");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP4_OTHER_STICKY_GET(value))
out->prf(out->dst, " ip4_other");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_ARP_STICKY_GET(value))
out->prf(out->dst, " arp");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_MAC_SNAP_STICKY_GET(value))
out->prf(out->dst, " mac_snap");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_MAC_LLC_STICKY_GET(value))
out->prf(out->dst, " mac_llc");
if (ANA_ACL_SEC_LOOKUP_STICKY_SEC_TYPE_MAC_ETYPE_STICKY_GET(value))
out->prf(out->dst, " mac_etype");
/* Clear stickies */
spx5_wr(value, sparx5, ANA_ACL_SEC_LOOKUP_STICKY(lookup));
}
out->prf(out->dst, "\n");
}
static void sparx5_vcap_es0_port_keys(struct sparx5 *sparx5,
struct vcap_admin *admin,
struct sparx5_port *port,
struct vcap_output_print *out)
{
u32 value;
out->prf(out->dst, " port[%02d] (%s): ", port->portno,
netdev_name(port->ndev));
out->prf(out->dst, "\n Lookup 0: ");
/* Get lookup state */
value = spx5_rd(sparx5, REW_ES0_CTRL);
out->prf(out->dst, "\n state: ");
if (REW_ES0_CTRL_ES0_LU_ENA_GET(value))
out->prf(out->dst, "on");
else
out->prf(out->dst, "off");
out->prf(out->dst, "\n keyset: ");
value = spx5_rd(sparx5, REW_RTAG_ETAG_CTRL(port->portno));
switch (REW_RTAG_ETAG_CTRL_ES0_ISDX_KEY_ENA_GET(value)) {
case VCAP_ES0_PS_NORMAL_SELECTION:
out->prf(out->dst, "normal");
break;
case VCAP_ES0_PS_FORCE_ISDX_LOOKUPS:
out->prf(out->dst, "isdx");
break;
case VCAP_ES0_PS_FORCE_VID_LOOKUPS:
out->prf(out->dst, "vid");
break;
case VCAP_ES0_PS_RESERVED:
out->prf(out->dst, "reserved");
break;
}
out->prf(out->dst, "\n");
}
static void sparx5_vcap_es2_port_keys(struct sparx5 *sparx5,
struct vcap_admin *admin,
struct sparx5_port *port,
struct vcap_output_print *out)
{
int lookup;
u32 value;
out->prf(out->dst, " port[%02d] (%s): ", port->portno,
netdev_name(port->ndev));
for (lookup = 0; lookup < admin->lookups; ++lookup) {
out->prf(out->dst, "\n Lookup %d: ", lookup);
/* Get lookup state */
value = spx5_rd(sparx5, EACL_VCAP_ES2_KEY_SEL(port->portno,
lookup));
out->prf(out->dst, "\n state: ");
if (EACL_VCAP_ES2_KEY_SEL_KEY_ENA_GET(value))
out->prf(out->dst, "on");
else
out->prf(out->dst, "off");
out->prf(out->dst, "\n arp: ");
switch (EACL_VCAP_ES2_KEY_SEL_ARP_KEY_SEL_GET(value)) {
case VCAP_ES2_PS_ARP_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_ES2_PS_ARP_ARP:
out->prf(out->dst, "arp");
break;
}
out->prf(out->dst, "\n ipv4: ");
switch (EACL_VCAP_ES2_KEY_SEL_IP4_KEY_SEL_GET(value)) {
case VCAP_ES2_PS_IPV4_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_ES2_PS_IPV4_IP_7TUPLE:
out->prf(out->dst, "ip_7tuple");
break;
case VCAP_ES2_PS_IPV4_IP4_TCP_UDP_VID:
out->prf(out->dst, "ip4_tcp_udp ip4_vid");
break;
case VCAP_ES2_PS_IPV4_IP4_TCP_UDP_OTHER:
out->prf(out->dst, "ip4_tcp_udp ip4_other");
break;
case VCAP_ES2_PS_IPV4_IP4_VID:
out->prf(out->dst, "ip4_vid");
break;
case VCAP_ES2_PS_IPV4_IP4_OTHER:
out->prf(out->dst, "ip4_other");
break;
}
out->prf(out->dst, "\n ipv6: ");
switch (EACL_VCAP_ES2_KEY_SEL_IP6_KEY_SEL_GET(value)) {
case VCAP_ES2_PS_IPV6_MAC_ETYPE:
out->prf(out->dst, "mac_etype");
break;
case VCAP_ES2_PS_IPV6_IP_7TUPLE:
out->prf(out->dst, "ip_7tuple");
break;
case VCAP_ES2_PS_IPV6_IP_7TUPLE_VID:
out->prf(out->dst, "ip_7tuple ip6_vid");
break;
case VCAP_ES2_PS_IPV6_IP_7TUPLE_STD:
out->prf(out->dst, "ip_7tuple ip6_std");
break;
case VCAP_ES2_PS_IPV6_IP6_VID:
out->prf(out->dst, "ip6_vid");
break;
case VCAP_ES2_PS_IPV6_IP6_STD:
out->prf(out->dst, "ip6_std");
break;
case VCAP_ES2_PS_IPV6_IP4_DOWNGRADE:
out->prf(out->dst, "ip4_downgrade");
break;
}
}
out->prf(out->dst, "\n");
}
static void sparx5_vcap_es2_port_stickies(struct sparx5 *sparx5,
struct vcap_admin *admin,
struct vcap_output_print *out)
{
int lookup;
u32 value;
out->prf(out->dst, " Sticky bits: ");
for (lookup = 0; lookup < admin->lookups; ++lookup) {
value = spx5_rd(sparx5, EACL_SEC_LOOKUP_STICKY(lookup));
out->prf(out->dst, "\n Lookup %d: ", lookup);
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP_7TUPLE_STICKY_GET(value))
out->prf(out->dst, " ip_7tuple");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP6_VID_STICKY_GET(value))
out->prf(out->dst, " ip6_vid");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP6_STD_STICKY_GET(value))
out->prf(out->dst, " ip6_std");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP4_TCPUDP_STICKY_GET(value))
out->prf(out->dst, " ip4_tcp_udp");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP4_VID_STICKY_GET(value))
out->prf(out->dst, " ip4_vid");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_IP4_OTHER_STICKY_GET(value))
out->prf(out->dst, " ip4_other");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_ARP_STICKY_GET(value))
out->prf(out->dst, " arp");
if (EACL_SEC_LOOKUP_STICKY_SEC_TYPE_MAC_ETYPE_STICKY_GET(value))
out->prf(out->dst, " mac_etype");
/* Clear stickies */
spx5_wr(value, sparx5, EACL_SEC_LOOKUP_STICKY(lookup));
}
out->prf(out->dst, "\n");
}
/* Provide port information via a callback interface */
int sparx5_port_info(struct net_device *ndev,
struct vcap_admin *admin,
struct vcap_output_print *out)
{
struct sparx5_port *port = netdev_priv(ndev);
struct sparx5 *sparx5 = port->sparx5;
const struct vcap_info *vcap;
struct vcap_control *vctrl;
vctrl = sparx5->vcap_ctrl;
vcap = &vctrl->vcaps[admin->vtype];
out->prf(out->dst, "%s:\n", vcap->name);
switch (admin->vtype) {
case VCAP_TYPE_IS0:
sparx5_vcap_is0_port_keys(sparx5, admin, port, out);
break;
case VCAP_TYPE_IS2:
sparx5_vcap_is2_port_keys(sparx5, admin, port, out);
sparx5_vcap_is2_port_stickies(sparx5, admin, out);
break;
case VCAP_TYPE_ES0:
sparx5_vcap_es0_port_keys(sparx5, admin, port, out);
break;
case VCAP_TYPE_ES2:
sparx5_vcap_es2_port_keys(sparx5, admin, port, out);
sparx5_vcap_es2_port_stickies(sparx5, admin, out);
break;
default:
out->prf(out->dst, " no info\n");
break;
}
return 0;
}
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