diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/prestera/prestera_devlink.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/prestera/prestera_devlink.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_devlink.c b/drivers/net/ethernet/marvell/prestera/prestera_devlink.c index f59727f050ba..d12e21db9fd6 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_devlink.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_devlink.c @@ -4,6 +4,7 @@ #include <net/devlink.h> #include "prestera_devlink.h" +#include "prestera_hw.h" /* All driver-specific traps must be documented in * Documentation/networking/devlink/prestera.rst @@ -34,6 +35,15 @@ enum { DEVLINK_PRESTERA_TRAP_ID_SSH, DEVLINK_PRESTERA_TRAP_ID_TELNET, DEVLINK_PRESTERA_TRAP_ID_ICMP, + DEVLINK_PRESTERA_TRAP_ID_MET_RED, + DEVLINK_PRESTERA_TRAP_ID_IP_SIP_IS_ZERO, + DEVLINK_PRESTERA_TRAP_ID_IP_UC_DIP_DA_MISMATCH, + DEVLINK_PRESTERA_TRAP_ID_ILLEGAL_IPV4_HDR, + DEVLINK_PRESTERA_TRAP_ID_ILLEGAL_IP_ADDR, + DEVLINK_PRESTERA_TRAP_ID_INVALID_SA, + DEVLINK_PRESTERA_TRAP_ID_LOCAL_PORT, + DEVLINK_PRESTERA_TRAP_ID_PORT_NO_VLAN, + DEVLINK_PRESTERA_TRAP_ID_RXDMA_DROP, }; #define DEVLINK_PRESTERA_TRAP_NAME_ARP_BC \ @@ -84,6 +94,24 @@ enum { "telnet" #define DEVLINK_PRESTERA_TRAP_NAME_ICMP \ "icmp" +#define DEVLINK_PRESTERA_TRAP_NAME_RXDMA_DROP \ + "rxdma_drop" +#define DEVLINK_PRESTERA_TRAP_NAME_PORT_NO_VLAN \ + "port_no_vlan" +#define DEVLINK_PRESTERA_TRAP_NAME_LOCAL_PORT \ + "local_port" +#define DEVLINK_PRESTERA_TRAP_NAME_INVALID_SA \ + "invalid_sa" +#define DEVLINK_PRESTERA_TRAP_NAME_ILLEGAL_IP_ADDR \ + "illegal_ip_addr" +#define DEVLINK_PRESTERA_TRAP_NAME_ILLEGAL_IPV4_HDR \ + "illegal_ipv4_hdr" +#define DEVLINK_PRESTERA_TRAP_NAME_IP_UC_DIP_DA_MISMATCH \ + "ip_uc_dip_da_mismatch" +#define DEVLINK_PRESTERA_TRAP_NAME_IP_SIP_IS_ZERO \ + "ip_sip_is_zero" +#define DEVLINK_PRESTERA_TRAP_NAME_MET_RED \ + "met_red" struct prestera_trap { struct devlink_trap trap; @@ -125,6 +153,12 @@ struct prestera_trap_data { DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \ PRESTERA_TRAP_METADATA) +#define PRESTERA_TRAP_DRIVER_DROP(_id, _group_id) \ + DEVLINK_TRAP_DRIVER(DROP, DROP, DEVLINK_PRESTERA_TRAP_ID_##_id, \ + DEVLINK_PRESTERA_TRAP_NAME_##_id, \ + DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \ + PRESTERA_TRAP_METADATA) + static const struct devlink_trap_group prestera_trap_groups_arr[] = { /* No policer is associated with following groups (policerid == 0)*/ DEVLINK_TRAP_GROUP_GENERIC(L2_DROPS, 0), @@ -142,6 +176,7 @@ static const struct devlink_trap_group prestera_trap_groups_arr[] = { DEVLINK_TRAP_GROUP_GENERIC(DHCP, 0), DEVLINK_TRAP_GROUP_GENERIC(BGP, 0), DEVLINK_TRAP_GROUP_GENERIC(LOCAL_DELIVERY, 0), + DEVLINK_TRAP_GROUP_GENERIC(BUFFER_DROPS, 0), }; /* Initialize trap list, as well as associate CPU code with them. */ @@ -271,10 +306,51 @@ static struct prestera_trap prestera_trap_items_arr[] = { .trap = PRESTERA_TRAP_DRIVER_CONTROL(ICMP, LOCAL_DELIVERY), .cpu_code = 209, }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(RXDMA_DROP, BUFFER_DROPS), + .cpu_code = 37, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(PORT_NO_VLAN, L2_DROPS), + .cpu_code = 39, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(LOCAL_PORT, L2_DROPS), + .cpu_code = 56, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(INVALID_SA, L2_DROPS), + .cpu_code = 60, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(ILLEGAL_IP_ADDR, L3_DROPS), + .cpu_code = 136, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(ILLEGAL_IPV4_HDR, L3_DROPS), + .cpu_code = 137, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(IP_UC_DIP_DA_MISMATCH, + L3_DROPS), + .cpu_code = 138, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(IP_SIP_IS_ZERO, L3_DROPS), + .cpu_code = 145, + }, + { + .trap = PRESTERA_TRAP_DRIVER_DROP(MET_RED, BUFFER_DROPS), + .cpu_code = 185, + }, }; static void prestera_devlink_traps_fini(struct prestera_switch *sw); +static int prestera_drop_counter_get(struct devlink *devlink, + const struct devlink_trap *trap, + u64 *p_drops); + static int prestera_dl_info_get(struct devlink *dl, struct devlink_info_req *req, struct netlink_ext_ack *extack) @@ -311,6 +387,7 @@ static const struct devlink_ops prestera_dl_ops = { .info_get = prestera_dl_info_get, .trap_init = prestera_trap_init, .trap_action_set = prestera_trap_action_set, + .trap_drop_counter_get = prestera_drop_counter_get, }; struct prestera_switch *prestera_devlink_alloc(void) @@ -531,6 +608,20 @@ static int prestera_trap_action_set(struct devlink *devlink, return -EOPNOTSUPP; } +static int prestera_drop_counter_get(struct devlink *devlink, + const struct devlink_trap *trap, + u64 *p_drops) +{ + struct prestera_switch *sw = devlink_priv(devlink); + enum prestera_hw_cpu_code_cnt_t cpu_code_type = + PRESTERA_HW_CPU_CODE_CNT_TYPE_DROP; + struct prestera_trap *prestera_trap = + container_of(trap, struct prestera_trap, trap); + + return prestera_hw_cpu_code_counters_get(sw, prestera_trap->cpu_code, + cpu_code_type, p_drops); +} + static void prestera_devlink_traps_fini(struct prestera_switch *sw) { struct devlink *dl = priv_to_devlink(sw); |