1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright (c) 2015-2018 Atomic Rules LLC
3 */
4
5 #include <unistd.h>
6
7 #include "ark_logs.h"
8 #include "ark_udm.h"
9
10 static_assert(sizeof(struct ark_rx_meta) == 32, "Unexpected struct size ark_rx_meta");
11
12 int
ark_udm_verify(struct ark_udm_t * udm)13 ark_udm_verify(struct ark_udm_t *udm)
14 {
15 uint32_t idnum = udm->setup.idnum;
16 uint32_t vernum = udm->setup.vernum;
17 if (sizeof(struct ark_udm_t) != ARK_UDM_EXPECT_SIZE) {
18 ARK_PMD_LOG(ERR,
19 "ARK: UDM structure looks incorrect %d vs %zd\n",
20 ARK_UDM_EXPECT_SIZE, sizeof(struct ark_udm_t));
21 return -1;
22 }
23
24 if (idnum != ARK_UDM_MODID || vernum != ARK_UDM_MODVER) {
25 ARK_PMD_LOG(ERR,
26 "ARK: UDM module not found as expected 0x%08x 0x%08x\n",
27 idnum, vernum);
28 return -1;
29 }
30 return 0;
31 }
32
33 void
ark_udm_configure(struct ark_udm_t * udm,uint32_t headroom,uint32_t dataroom)34 ark_udm_configure(struct ark_udm_t *udm,
35 uint32_t headroom,
36 uint32_t dataroom)
37 {
38 /* headroom and data room are in DWords in the UDM */
39 udm->cfg.dataroom = dataroom / 4;
40 udm->cfg.headroom = headroom / 4;
41 }
42
43 void
ark_udm_write_addr(struct ark_udm_t * udm,rte_iova_t addr)44 ark_udm_write_addr(struct ark_udm_t *udm, rte_iova_t addr)
45 {
46 udm->rt_cfg.hw_prod_addr = addr;
47 udm->rt_cfg.prod_idx = 0;
48 }
49
50 uint64_t
ark_udm_dropped(struct ark_udm_t * udm)51 ark_udm_dropped(struct ark_udm_t *udm)
52 {
53 return udm->qstats.q_pkt_drop;
54 }
55
56 uint64_t
ark_udm_bytes(struct ark_udm_t * udm)57 ark_udm_bytes(struct ark_udm_t *udm)
58 {
59 return udm->qstats.q_byte_count;
60 }
61
62 uint64_t
ark_udm_packets(struct ark_udm_t * udm)63 ark_udm_packets(struct ark_udm_t *udm)
64 {
65 return udm->qstats.q_ff_packet_count;
66 }
67
68 void
ark_udm_dump_stats(struct ark_udm_t * udm,const char * msg)69 ark_udm_dump_stats(struct ark_udm_t *udm, const char *msg)
70 {
71 ARK_PMD_LOG(INFO, "UDM Stats: %s"
72 ARK_SU64 ARK_SU64 ARK_SU64 ARK_SU64 "\n",
73 msg,
74 "Pkts Received", udm->stats.rx_packet_count,
75 "Pkts Finalized", udm->stats.rx_sent_packets,
76 "Bytes Count", udm->stats.rx_byte_count,
77 "MBuf Count", udm->stats.rx_mbuf_count);
78 }
79
80 void
ark_udm_dump_queue_stats(struct ark_udm_t * udm,const char * msg,uint16_t qid)81 ark_udm_dump_queue_stats(struct ark_udm_t *udm, const char *msg, uint16_t qid)
82 {
83 ARK_PMD_LOG(INFO, "UDM Queue %3u Stats: %s"
84 ARK_SU64 ARK_SU64
85 ARK_SU64 ARK_SU64
86 ARK_SU64 "\n",
87 qid, msg,
88 "Pkts Received", udm->qstats.q_packet_count,
89 "Pkts Finalized", udm->qstats.q_ff_packet_count,
90 "Pkts Dropped", udm->qstats.q_pkt_drop,
91 "Bytes Count", udm->qstats.q_byte_count,
92 "MBuf Count", udm->qstats.q_mbuf_count);
93 }
94
95 void
ark_udm_dump_setup(struct ark_udm_t * udm,uint16_t q_id)96 ark_udm_dump_setup(struct ark_udm_t *udm, uint16_t q_id)
97 {
98 ARK_PMD_LOG(DEBUG, "UDM Setup Q: %u"
99 ARK_SU64X ARK_SU32 "\n",
100 q_id,
101 "hw_prod_addr", udm->rt_cfg.hw_prod_addr,
102 "prod_idx", udm->rt_cfg.prod_idx);
103 }
104
105 void
ark_udm_queue_stats_reset(struct ark_udm_t * udm)106 ark_udm_queue_stats_reset(struct ark_udm_t *udm)
107 {
108 udm->qstats.q_byte_count = 1;
109 }
110
111 void
ark_udm_queue_enable(struct ark_udm_t * udm,int enable)112 ark_udm_queue_enable(struct ark_udm_t *udm, int enable)
113 {
114 udm->qstats.q_enable = enable ? 1 : 0;
115 }
116