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Vector Packet Processing
format.c
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1 /*
2  *------------------------------------------------------------------
3  * Copyright (c) 2018 Cisco and/or its affiliates.
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at:
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *------------------------------------------------------------------
16  */
17 
18 #include <vlib/vlib.h>
19 #include <vlib/unix/unix.h>
20 #include <vlib/pci/pci.h>
21 #include <vnet/ethernet/ethernet.h>
22 
23 #include <vmxnet3/vmxnet3.h>
24 
25 u8 *
26 format_vmxnet3_device_name (u8 * s, va_list * args)
27 {
28  u32 i = va_arg (*args, u32);
30  vmxnet3_device_t *vd = vec_elt_at_index (vmxm->devices, i);
31  vlib_pci_addr_t *addr = vlib_pci_get_addr (vd->pci_dev_handle);
32 
33  s = format (s, "vmxnet3-%x/%x/%x/%x",
34  addr->domain, addr->bus, addr->slot, addr->function);
35  return s;
36 }
37 
38 u8 *
39 format_vmxnet3_device_flags (u8 * s, va_list * args)
40 {
41  vmxnet3_device_t *vd = va_arg (*args, vmxnet3_device_t *);
42  u8 *t = 0;
43 
44 #define _(a, b, c) if (vd->flags & (1 << a)) \
45  t = format (t, "%s%s", t ? " ":"", c);
47 #undef _
48  s = format (s, "%v", t);
49  vec_free (t);
50  return s;
51 }
52 
53 u8 *
54 format_vmxnet3_device (u8 * s, va_list * args)
55 {
56  u32 i = va_arg (*args, u32);
58  vmxnet3_device_t *vd = vec_elt_at_index (vmxm->devices, i);
59  u32 indent = format_get_indent (s);
60  vmxnet3_queues *q = &vd->dma->queues;
61  vmxnet3_rxq_t *rxq = vec_elt_at_index (vd->rxqs, 0);
62  vmxnet3_txq_t *txq = vec_elt_at_index (vd->txqs, 0);
63 
64  s = format (s, "flags: %U", format_vmxnet3_device_flags, vd);
65  s = format (s, "\n%Uspeed %u", format_white_space, indent, vd->link_speed);
66  s = format (s, "\n%Urx queues %u, rx desc %u, tx queues %u, tx desc %u",
67  format_white_space, indent,
68  vd->num_rx_queues, rxq->size, vd->num_tx_queues, txq->size);
69  if (vd->error)
70  s = format (s, "\n%Uerror %U", format_white_space, indent,
72 
73  vmxnet3_reg_write (vd, 1, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
74 
75  s = format (s, "\n%UTX:", format_white_space, indent);
76  s = format (s, "\n%U TSO packets %llu",
77  format_white_space, indent, q->tx.stats.tso_pkts);
78  s = format (s, "\n%U TSO bytes %llu",
79  format_white_space, indent, q->tx.stats.tso_bytes);
80  s = format (s, "\n%U ucast packets %llu",
81  format_white_space, indent, q->tx.stats.ucast_pkts);
82  s = format (s, "\n%U ucast bytes %llu",
83  format_white_space, indent, q->tx.stats.ucast_bytes);
84  s = format (s, "\n%U mcast packets %llu",
85  format_white_space, indent, q->tx.stats.mcast_pkts);
86  s = format (s, "\n%U mcast bytes %llu",
87  format_white_space, indent, q->tx.stats.mcast_bytes);
88  s = format (s, "\n%U bcast packets %llu",
89  format_white_space, indent, q->tx.stats.bcast_pkts);
90  s = format (s, "\n%U bcast bytes %llu",
91  format_white_space, indent, q->tx.stats.bcast_bytes);
92  s = format (s, "\n%U Errors packets %llu",
93  format_white_space, indent, q->tx.stats.error_pkts);
94  s = format (s, "\n%U Discard packets %llu",
95  format_white_space, indent, q->tx.stats.discard_pkts);
96 
97  s = format (s, "\n%URX:", format_white_space, indent);
98  s = format (s, "\n%U LRO packets %llu",
99  format_white_space, indent, q->rx.stats.lro_pkts);
100  s = format (s, "\n%U LRO bytes %llu",
101  format_white_space, indent, q->rx.stats.lro_bytes);
102  s = format (s, "\n%U ucast packets %llu",
103  format_white_space, indent, q->rx.stats.ucast_pkts);
104  s = format (s, "\n%U ucast bytes %llu",
105  format_white_space, indent, q->rx.stats.ucast_bytes);
106  s = format (s, "\n%U mcast packets %llu",
107  format_white_space, indent, q->rx.stats.mcast_pkts);
108  s = format (s, "\n%U mcast bytes %llu",
109  format_white_space, indent, q->rx.stats.mcast_bytes);
110  s = format (s, "\n%U bcast packets %llu",
111  format_white_space, indent, q->rx.stats.bcast_pkts);
112  s = format (s, "\n%U bcast bytes %llu",
113  format_white_space, indent, q->rx.stats.bcast_bytes);
114  s = format (s, "\n%U No Bufs %llu",
115  format_white_space, indent, q->rx.stats.nobuf_pkts);
116  s = format (s, "\n%U Error packets %llu",
117  format_white_space, indent, q->rx.stats.error_pkts);
118  return s;
119 }
120 
121 u8 *
122 format_vmxnet3_input_trace (u8 * s, va_list * args)
123 {
124  vlib_main_t *vm = va_arg (*args, vlib_main_t *);
125  vlib_node_t *node = va_arg (*args, vlib_node_t *);
126  vmxnet3_input_trace_t *t = va_arg (*args, vmxnet3_input_trace_t *);
127  vnet_main_t *vnm = vnet_get_main ();
129 
130  s = format (s, "vmxnet3: %v (%d) next-node %U",
132  node->index, t->next_index);
133  s = format (s, "\n buffer %U", format_vlib_buffer, &t->buffer);
134 
135  return s;
136 }
137 
138 /*
139  * fd.io coding-style-patch-verification: ON
140  *
141  * Local Variables:
142  * eval: (c-set-style "gnu")
143  * End:
144  */
vmrglw vmrglh hi
u8 * format_clib_error(u8 *s, va_list *va)
Definition: error.c:191
vnet_main_t * vnet_get_main(void)
Definition: misc.c:47
format_function_t format_vlib_buffer
vlib_pci_dev_handle_t pci_dev_handle
Definition: vmxnet3.h:470
u32 index
Definition: node.h:288
vlib_pci_addr_t * vlib_pci_get_addr(vlib_pci_dev_handle_t h)
Definition: pci.c:148
static vnet_hw_interface_t * vnet_get_hw_interface(vnet_main_t *vnm, u32 hw_if_index)
vmxnet3_main_t vmxnet3_main
Definition: vmxnet3.c:28
int i
static u32 format_get_indent(u8 *s)
Definition: format.h:72
u8 * format_vmxnet3_device_flags(u8 *s, va_list *args)
Definition: format.c:39
u8 * format(u8 *s, const char *fmt,...)
Definition: format.c:419
vmxnet3_dma * dma
Definition: vmxnet3.h:488
vhost_vring_addr_t addr
Definition: vhost_user.h:121
unsigned char u8
Definition: types.h:56
static_always_inline void vmxnet3_reg_write(vmxnet3_device_t *vd, u8 bar, u32 addr, u32 val)
Definition: vmxnet3.h:553
vmxnet3_rxq_t * rxqs
Definition: vmxnet3.h:475
u8 * format_white_space(u8 *s, va_list *va)
Definition: std-formats.c:113
#define vec_elt_at_index(v, i)
Get vector value at index i checking that i is in bounds.
format_function_t format_vlib_next_node_name
Definition: node_funcs.h:1168
unsigned int u32
Definition: types.h:88
#define VMXNET3_REG_CMD
Definition: vmxnet3.h:72
vlib_main_t * vm
Definition: buffer.c:294
vlib_buffer_t buffer
Definition: vmxnet3.h:520
#define vec_free(V)
Free vector&#39;s memory (no header).
Definition: vec.h:339
vmxnet3_txq_t * txqs
Definition: vmxnet3.h:476
clib_error_t * error
Definition: vmxnet3.h:486
u8 * format_vmxnet3_device_name(u8 *s, va_list *args)
Definition: format.c:26
u8 * format_vmxnet3_input_trace(u8 *s, va_list *args)
Definition: format.c:122
vmxnet3_device_t * devices
Definition: vmxnet3.h:495
u8 * format_vmxnet3_device(u8 *s, va_list *args)
Definition: format.c:54