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10#ifndef __NCSI_INTERNAL_H__
11#define __NCSI_INTERNAL_H__
12
13enum {
14 NCSI_CAP_BASE = 0,
15 NCSI_CAP_GENERIC = 0,
16 NCSI_CAP_BC,
17 NCSI_CAP_MC,
18 NCSI_CAP_BUFFER,
19 NCSI_CAP_AEN,
20 NCSI_CAP_VLAN,
21 NCSI_CAP_MAX
22};
23
24enum {
25 NCSI_CAP_GENERIC_HWA = 0x01,
26 NCSI_CAP_GENERIC_HDS = 0x02,
27 NCSI_CAP_GENERIC_FC = 0x04,
28 NCSI_CAP_GENERIC_FC1 = 0x08,
29 NCSI_CAP_GENERIC_MC = 0x10,
30 NCSI_CAP_GENERIC_HWA_UNKNOWN = 0x00,
31 NCSI_CAP_GENERIC_HWA_SUPPORT = 0x20,
32 NCSI_CAP_GENERIC_HWA_NOT_SUPPORT = 0x40,
33 NCSI_CAP_GENERIC_HWA_RESERVED = 0x60,
34 NCSI_CAP_GENERIC_HWA_MASK = 0x60,
35 NCSI_CAP_GENERIC_MASK = 0x7f,
36 NCSI_CAP_BC_ARP = 0x01,
37 NCSI_CAP_BC_DHCPC = 0x02,
38 NCSI_CAP_BC_DHCPS = 0x04,
39 NCSI_CAP_BC_NETBIOS = 0x08,
40 NCSI_CAP_BC_MASK = 0x0f,
41 NCSI_CAP_MC_IPV6_NEIGHBOR = 0x01,
42 NCSI_CAP_MC_IPV6_ROUTER = 0x02,
43 NCSI_CAP_MC_DHCPV6_RELAY = 0x04,
44 NCSI_CAP_MC_DHCPV6_WELL_KNOWN = 0x08,
45 NCSI_CAP_MC_IPV6_MLD = 0x10,
46 NCSI_CAP_MC_IPV6_NEIGHBOR_S = 0x20,
47 NCSI_CAP_MC_MASK = 0x3f,
48 NCSI_CAP_AEN_LSC = 0x01,
49 NCSI_CAP_AEN_CR = 0x02,
50 NCSI_CAP_AEN_HDS = 0x04,
51 NCSI_CAP_AEN_MASK = 0x07,
52 NCSI_CAP_VLAN_ONLY = 0x01,
53 NCSI_CAP_VLAN_NO = 0x02,
54 NCSI_CAP_VLAN_ANY = 0x04,
55 NCSI_CAP_VLAN_MASK = 0x07
56};
57
58enum {
59 NCSI_MODE_BASE = 0,
60 NCSI_MODE_ENABLE = 0,
61 NCSI_MODE_TX_ENABLE,
62 NCSI_MODE_LINK,
63 NCSI_MODE_VLAN,
64 NCSI_MODE_BC,
65 NCSI_MODE_MC,
66 NCSI_MODE_AEN,
67 NCSI_MODE_FC,
68 NCSI_MODE_MAX
69};
70
71struct ncsi_channel_version {
72 u32 version;
73 u32 alpha2;
74 u8 fw_name[12];
75 u32 fw_version;
76 u16 pci_ids[4];
77 u32 mf_id;
78};
79
80struct ncsi_channel_cap {
81 u32 index;
82 u32 cap;
83};
84
85struct ncsi_channel_mode {
86 u32 index;
87 u32 enable;
88 u32 size;
89 u32 data[8];
90};
91
92struct ncsi_channel_mac_filter {
93 u8 n_uc;
94 u8 n_mc;
95 u8 n_mixed;
96 u64 bitmap;
97 unsigned char *addrs;
98};
99
100struct ncsi_channel_vlan_filter {
101 u8 n_vids;
102 u64 bitmap;
103 u16 *vids;
104};
105
106struct ncsi_channel_stats {
107 u32 hnc_cnt_hi;
108 u32 hnc_cnt_lo;
109 u32 hnc_rx_bytes;
110 u32 hnc_tx_bytes;
111 u32 hnc_rx_uc_pkts;
112 u32 hnc_rx_mc_pkts;
113 u32 hnc_rx_bc_pkts;
114 u32 hnc_tx_uc_pkts;
115 u32 hnc_tx_mc_pkts;
116 u32 hnc_tx_bc_pkts;
117 u32 hnc_fcs_err;
118 u32 hnc_align_err;
119 u32 hnc_false_carrier;
120 u32 hnc_runt_pkts;
121 u32 hnc_jabber_pkts;
122 u32 hnc_rx_pause_xon;
123 u32 hnc_rx_pause_xoff;
124 u32 hnc_tx_pause_xon;
125 u32 hnc_tx_pause_xoff;
126 u32 hnc_tx_s_collision;
127 u32 hnc_tx_m_collision;
128 u32 hnc_l_collision;
129 u32 hnc_e_collision;
130 u32 hnc_rx_ctl_frames;
131 u32 hnc_rx_64_frames;
132 u32 hnc_rx_127_frames;
133 u32 hnc_rx_255_frames;
134 u32 hnc_rx_511_frames;
135 u32 hnc_rx_1023_frames;
136 u32 hnc_rx_1522_frames;
137 u32 hnc_rx_9022_frames;
138 u32 hnc_tx_64_frames;
139 u32 hnc_tx_127_frames;
140 u32 hnc_tx_255_frames;
141 u32 hnc_tx_511_frames;
142 u32 hnc_tx_1023_frames;
143 u32 hnc_tx_1522_frames;
144 u32 hnc_tx_9022_frames;
145 u32 hnc_rx_valid_bytes;
146 u32 hnc_rx_runt_pkts;
147 u32 hnc_rx_jabber_pkts;
148 u32 ncsi_rx_cmds;
149 u32 ncsi_dropped_cmds;
150 u32 ncsi_cmd_type_errs;
151 u32 ncsi_cmd_csum_errs;
152 u32 ncsi_rx_pkts;
153 u32 ncsi_tx_pkts;
154 u32 ncsi_tx_aen_pkts;
155 u32 pt_tx_pkts;
156 u32 pt_tx_dropped;
157 u32 pt_tx_channel_err;
158 u32 pt_tx_us_err;
159 u32 pt_rx_pkts;
160 u32 pt_rx_dropped;
161 u32 pt_rx_channel_err;
162 u32 pt_rx_us_err;
163 u32 pt_rx_os_err;
164};
165
166struct ncsi_dev_priv;
167struct ncsi_package;
168
169#define NCSI_PACKAGE_SHIFT 5
170#define NCSI_PACKAGE_INDEX(c) (((c) >> NCSI_PACKAGE_SHIFT) & 0x7)
171#define NCSI_RESERVED_CHANNEL 0x1f
172#define NCSI_CHANNEL_INDEX(c) ((c) & ((1 << NCSI_PACKAGE_SHIFT) - 1))
173#define NCSI_TO_CHANNEL(p, c) (((p) << NCSI_PACKAGE_SHIFT) | (c))
174
175struct ncsi_channel {
176 unsigned char id;
177 int state;
178#define NCSI_CHANNEL_INACTIVE 1
179#define NCSI_CHANNEL_ACTIVE 2
180#define NCSI_CHANNEL_INVISIBLE 3
181 bool reconfigure_needed;
182 spinlock_t lock;
183 struct ncsi_package *package;
184 struct ncsi_channel_version version;
185 struct ncsi_channel_cap caps[NCSI_CAP_MAX];
186 struct ncsi_channel_mode modes[NCSI_MODE_MAX];
187
188 struct ncsi_channel_mac_filter mac_filter;
189 struct ncsi_channel_vlan_filter vlan_filter;
190 struct ncsi_channel_stats stats;
191 struct {
192 struct timer_list timer;
193 bool enabled;
194 unsigned int state;
195#define NCSI_CHANNEL_MONITOR_START 0
196#define NCSI_CHANNEL_MONITOR_RETRY 1
197#define NCSI_CHANNEL_MONITOR_WAIT 2
198#define NCSI_CHANNEL_MONITOR_WAIT_MAX 5
199 } monitor;
200 struct list_head node;
201 struct list_head link;
202};
203
204struct ncsi_package {
205 unsigned char id;
206 unsigned char uuid[16];
207 struct ncsi_dev_priv *ndp;
208 spinlock_t lock;
209 unsigned int channel_num;
210 struct list_head channels;
211 struct list_head node;
212};
213
214struct ncsi_request {
215 unsigned char id;
216 bool used;
217 unsigned int flags;
218#define NCSI_REQ_FLAG_EVENT_DRIVEN 1
219 struct ncsi_dev_priv *ndp;
220 struct sk_buff *cmd;
221 struct sk_buff *rsp;
222 struct timer_list timer;
223 bool enabled;
224};
225
226enum {
227 ncsi_dev_state_major = 0xff00,
228 ncsi_dev_state_minor = 0x00ff,
229 ncsi_dev_state_probe_deselect = 0x0201,
230 ncsi_dev_state_probe_package,
231 ncsi_dev_state_probe_channel,
232 ncsi_dev_state_probe_cis,
233 ncsi_dev_state_probe_gvi,
234 ncsi_dev_state_probe_gc,
235 ncsi_dev_state_probe_gls,
236 ncsi_dev_state_probe_dp,
237 ncsi_dev_state_config_sp = 0x0301,
238 ncsi_dev_state_config_cis,
239 ncsi_dev_state_config_clear_vids,
240 ncsi_dev_state_config_svf,
241 ncsi_dev_state_config_ev,
242 ncsi_dev_state_config_sma,
243 ncsi_dev_state_config_ebf,
244#if IS_ENABLED(CONFIG_IPV6)
245 ncsi_dev_state_config_egmf,
246#endif
247 ncsi_dev_state_config_ecnt,
248 ncsi_dev_state_config_ec,
249 ncsi_dev_state_config_ae,
250 ncsi_dev_state_config_gls,
251 ncsi_dev_state_config_done,
252 ncsi_dev_state_suspend_select = 0x0401,
253 ncsi_dev_state_suspend_gls,
254 ncsi_dev_state_suspend_dcnt,
255 ncsi_dev_state_suspend_dc,
256 ncsi_dev_state_suspend_deselect,
257 ncsi_dev_state_suspend_done
258};
259
260struct vlan_vid {
261 struct list_head list;
262 __be16 proto;
263 u16 vid;
264};
265
266struct ncsi_dev_priv {
267 struct ncsi_dev ndev;
268 unsigned int flags;
269#define NCSI_DEV_PROBED 1
270#define NCSI_DEV_HWA 2
271#define NCSI_DEV_RESHUFFLE 4
272 spinlock_t lock;
273#if IS_ENABLED(CONFIG_IPV6)
274 unsigned int inet6_addr_num;
275#endif
276 unsigned int package_num;
277 struct list_head packages;
278 struct ncsi_channel *hot_channel;
279 struct ncsi_package *force_package;
280 struct ncsi_channel *force_channel;
281 struct ncsi_request requests[256];
282 unsigned int request_id;
283#define NCSI_REQ_START_IDX 1
284 unsigned int pending_req_num;
285 struct ncsi_package *active_package;
286 struct ncsi_channel *active_channel;
287 struct list_head channel_queue;
288 struct work_struct work;
289 struct packet_type ptype;
290 struct list_head node;
291#define NCSI_MAX_VLAN_VIDS 15
292 struct list_head vlan_vids;
293};
294
295struct ncsi_cmd_arg {
296 struct ncsi_dev_priv *ndp;
297 unsigned char type;
298 unsigned char id;
299 unsigned char package;
300 unsigned char channel;
301 unsigned short payload;
302 unsigned int req_flags;
303 union {
304 unsigned char bytes[16];
305 unsigned short words[8];
306 unsigned int dwords[4];
307 };
308};
309
310extern struct list_head ncsi_dev_list;
311extern spinlock_t ncsi_dev_lock;
312
313#define TO_NCSI_DEV_PRIV(nd) \
314 container_of(nd, struct ncsi_dev_priv, ndev)
315#define NCSI_FOR_EACH_DEV(ndp) \
316 list_for_each_entry_rcu(ndp, &ncsi_dev_list, node)
317#define NCSI_FOR_EACH_PACKAGE(ndp, np) \
318 list_for_each_entry_rcu(np, &ndp->packages, node)
319#define NCSI_FOR_EACH_CHANNEL(np, nc) \
320 list_for_each_entry_rcu(nc, &np->channels, node)
321
322
323void ncsi_start_channel_monitor(struct ncsi_channel *nc);
324void ncsi_stop_channel_monitor(struct ncsi_channel *nc);
325struct ncsi_channel *ncsi_find_channel(struct ncsi_package *np,
326 unsigned char id);
327struct ncsi_channel *ncsi_add_channel(struct ncsi_package *np,
328 unsigned char id);
329struct ncsi_package *ncsi_find_package(struct ncsi_dev_priv *ndp,
330 unsigned char id);
331struct ncsi_package *ncsi_add_package(struct ncsi_dev_priv *ndp,
332 unsigned char id);
333void ncsi_remove_package(struct ncsi_package *np);
334void ncsi_find_package_and_channel(struct ncsi_dev_priv *ndp,
335 unsigned char id,
336 struct ncsi_package **np,
337 struct ncsi_channel **nc);
338struct ncsi_request *ncsi_alloc_request(struct ncsi_dev_priv *ndp,
339 unsigned int req_flags);
340void ncsi_free_request(struct ncsi_request *nr);
341struct ncsi_dev *ncsi_find_dev(struct net_device *dev);
342int ncsi_process_next_channel(struct ncsi_dev_priv *ndp);
343
344
345u32 ncsi_calculate_checksum(unsigned char *data, int len);
346int ncsi_xmit_cmd(struct ncsi_cmd_arg *nca);
347int ncsi_rcv_rsp(struct sk_buff *skb, struct net_device *dev,
348 struct packet_type *pt, struct net_device *orig_dev);
349int ncsi_aen_handler(struct ncsi_dev_priv *ndp, struct sk_buff *skb);
350
351#endif
352