diff options
Diffstat (limited to 'net/lapb/lapb_in.c')
| -rw-r--r-- | net/lapb/lapb_in.c | 321 |
1 files changed, 91 insertions, 230 deletions
diff --git a/net/lapb/lapb_in.c b/net/lapb/lapb_in.c index 2ec1af5c36cc..5dba899131b3 100644 --- a/net/lapb/lapb_in.c +++ b/net/lapb/lapb_in.c | |||
| @@ -15,6 +15,8 @@ | |||
| 15 | * 2000-10-29 Henner Eisen lapb_data_indication() return status. | 15 | * 2000-10-29 Henner Eisen lapb_data_indication() return status. |
| 16 | */ | 16 | */ |
| 17 | 17 | ||
| 18 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | ||
| 19 | |||
| 18 | #include <linux/errno.h> | 20 | #include <linux/errno.h> |
| 19 | #include <linux/types.h> | 21 | #include <linux/types.h> |
| 20 | #include <linux/socket.h> | 22 | #include <linux/socket.h> |
| @@ -30,7 +32,6 @@ | |||
| 30 | #include <linux/slab.h> | 32 | #include <linux/slab.h> |
| 31 | #include <net/sock.h> | 33 | #include <net/sock.h> |
| 32 | #include <asm/uaccess.h> | 34 | #include <asm/uaccess.h> |
| 33 | #include <asm/system.h> | ||
| 34 | #include <linux/fcntl.h> | 35 | #include <linux/fcntl.h> |
| 35 | #include <linux/mm.h> | 36 | #include <linux/mm.h> |
| 36 | #include <linux/interrupt.h> | 37 | #include <linux/interrupt.h> |
| @@ -45,25 +46,16 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 45 | { | 46 | { |
| 46 | switch (frame->type) { | 47 | switch (frame->type) { |
| 47 | case LAPB_SABM: | 48 | case LAPB_SABM: |
| 48 | #if LAPB_DEBUG > 1 | 49 | lapb_dbg(1, "(%p) S0 RX SABM(%d)\n", lapb->dev, frame->pf); |
| 49 | printk(KERN_DEBUG "lapb: (%p) S0 RX SABM(%d)\n", | ||
| 50 | lapb->dev, frame->pf); | ||
| 51 | #endif | ||
| 52 | if (lapb->mode & LAPB_EXTENDED) { | 50 | if (lapb->mode & LAPB_EXTENDED) { |
| 53 | #if LAPB_DEBUG > 1 | 51 | lapb_dbg(1, "(%p) S0 TX DM(%d)\n", |
| 54 | printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n", | 52 | lapb->dev, frame->pf); |
| 55 | lapb->dev, frame->pf); | ||
| 56 | #endif | ||
| 57 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 53 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 58 | LAPB_RESPONSE); | 54 | LAPB_RESPONSE); |
| 59 | } else { | 55 | } else { |
| 60 | #if LAPB_DEBUG > 1 | 56 | lapb_dbg(1, "(%p) S0 TX UA(%d)\n", |
| 61 | printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n", | 57 | lapb->dev, frame->pf); |
| 62 | lapb->dev, frame->pf); | 58 | lapb_dbg(0, "(%p) S0 -> S3\n", lapb->dev); |
| 63 | #endif | ||
| 64 | #if LAPB_DEBUG > 0 | ||
| 65 | printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", lapb->dev); | ||
| 66 | #endif | ||
| 67 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 59 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 68 | LAPB_RESPONSE); | 60 | LAPB_RESPONSE); |
| 69 | lapb_stop_t1timer(lapb); | 61 | lapb_stop_t1timer(lapb); |
| @@ -79,18 +71,11 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 79 | break; | 71 | break; |
| 80 | 72 | ||
| 81 | case LAPB_SABME: | 73 | case LAPB_SABME: |
| 82 | #if LAPB_DEBUG > 1 | 74 | lapb_dbg(1, "(%p) S0 RX SABME(%d)\n", lapb->dev, frame->pf); |
| 83 | printk(KERN_DEBUG "lapb: (%p) S0 RX SABME(%d)\n", | ||
| 84 | lapb->dev, frame->pf); | ||
| 85 | #endif | ||
| 86 | if (lapb->mode & LAPB_EXTENDED) { | 75 | if (lapb->mode & LAPB_EXTENDED) { |
| 87 | #if LAPB_DEBUG > 1 | 76 | lapb_dbg(1, "(%p) S0 TX UA(%d)\n", |
| 88 | printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n", | 77 | lapb->dev, frame->pf); |
| 89 | lapb->dev, frame->pf); | 78 | lapb_dbg(0, "(%p) S0 -> S3\n", lapb->dev); |
| 90 | #endif | ||
| 91 | #if LAPB_DEBUG > 0 | ||
| 92 | printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", lapb->dev); | ||
| 93 | #endif | ||
| 94 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 79 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 95 | LAPB_RESPONSE); | 80 | LAPB_RESPONSE); |
| 96 | lapb_stop_t1timer(lapb); | 81 | lapb_stop_t1timer(lapb); |
| @@ -103,22 +88,16 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 103 | lapb->va = 0; | 88 | lapb->va = 0; |
| 104 | lapb_connect_indication(lapb, LAPB_OK); | 89 | lapb_connect_indication(lapb, LAPB_OK); |
| 105 | } else { | 90 | } else { |
| 106 | #if LAPB_DEBUG > 1 | 91 | lapb_dbg(1, "(%p) S0 TX DM(%d)\n", |
| 107 | printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n", | 92 | lapb->dev, frame->pf); |
| 108 | lapb->dev, frame->pf); | ||
| 109 | #endif | ||
| 110 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 93 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 111 | LAPB_RESPONSE); | 94 | LAPB_RESPONSE); |
| 112 | } | 95 | } |
| 113 | break; | 96 | break; |
| 114 | 97 | ||
| 115 | case LAPB_DISC: | 98 | case LAPB_DISC: |
| 116 | #if LAPB_DEBUG > 1 | 99 | lapb_dbg(1, "(%p) S0 RX DISC(%d)\n", lapb->dev, frame->pf); |
| 117 | printk(KERN_DEBUG "lapb: (%p) S0 RX DISC(%d)\n", | 100 | lapb_dbg(1, "(%p) S0 TX UA(%d)\n", lapb->dev, frame->pf); |
| 118 | lapb->dev, frame->pf); | ||
| 119 | printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n", | ||
| 120 | lapb->dev, frame->pf); | ||
| 121 | #endif | ||
| 122 | lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE); | 101 | lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE); |
| 123 | break; | 102 | break; |
| 124 | 103 | ||
| @@ -138,68 +117,45 @@ static void lapb_state1_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 138 | { | 117 | { |
| 139 | switch (frame->type) { | 118 | switch (frame->type) { |
| 140 | case LAPB_SABM: | 119 | case LAPB_SABM: |
| 141 | #if LAPB_DEBUG > 1 | 120 | lapb_dbg(1, "(%p) S1 RX SABM(%d)\n", lapb->dev, frame->pf); |
| 142 | printk(KERN_DEBUG "lapb: (%p) S1 RX SABM(%d)\n", | ||
| 143 | lapb->dev, frame->pf); | ||
| 144 | #endif | ||
| 145 | if (lapb->mode & LAPB_EXTENDED) { | 121 | if (lapb->mode & LAPB_EXTENDED) { |
| 146 | #if LAPB_DEBUG > 1 | 122 | lapb_dbg(1, "(%p) S1 TX DM(%d)\n", |
| 147 | printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n", | 123 | lapb->dev, frame->pf); |
| 148 | lapb->dev, frame->pf); | ||
| 149 | #endif | ||
| 150 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 124 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 151 | LAPB_RESPONSE); | 125 | LAPB_RESPONSE); |
| 152 | } else { | 126 | } else { |
| 153 | #if LAPB_DEBUG > 1 | 127 | lapb_dbg(1, "(%p) S1 TX UA(%d)\n", |
| 154 | printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n", | 128 | lapb->dev, frame->pf); |
| 155 | lapb->dev, frame->pf); | ||
| 156 | #endif | ||
| 157 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 129 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 158 | LAPB_RESPONSE); | 130 | LAPB_RESPONSE); |
| 159 | } | 131 | } |
| 160 | break; | 132 | break; |
| 161 | 133 | ||
| 162 | case LAPB_SABME: | 134 | case LAPB_SABME: |
| 163 | #if LAPB_DEBUG > 1 | 135 | lapb_dbg(1, "(%p) S1 RX SABME(%d)\n", lapb->dev, frame->pf); |
| 164 | printk(KERN_DEBUG "lapb: (%p) S1 RX SABME(%d)\n", | ||
| 165 | lapb->dev, frame->pf); | ||
| 166 | #endif | ||
| 167 | if (lapb->mode & LAPB_EXTENDED) { | 136 | if (lapb->mode & LAPB_EXTENDED) { |
| 168 | #if LAPB_DEBUG > 1 | 137 | lapb_dbg(1, "(%p) S1 TX UA(%d)\n", |
| 169 | printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n", | 138 | lapb->dev, frame->pf); |
| 170 | lapb->dev, frame->pf); | ||
| 171 | #endif | ||
| 172 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 139 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 173 | LAPB_RESPONSE); | 140 | LAPB_RESPONSE); |
| 174 | } else { | 141 | } else { |
| 175 | #if LAPB_DEBUG > 1 | 142 | lapb_dbg(1, "(%p) S1 TX DM(%d)\n", |
| 176 | printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n", | 143 | lapb->dev, frame->pf); |
| 177 | lapb->dev, frame->pf); | ||
| 178 | #endif | ||
| 179 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 144 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 180 | LAPB_RESPONSE); | 145 | LAPB_RESPONSE); |
| 181 | } | 146 | } |
| 182 | break; | 147 | break; |
| 183 | 148 | ||
| 184 | case LAPB_DISC: | 149 | case LAPB_DISC: |
| 185 | #if LAPB_DEBUG > 1 | 150 | lapb_dbg(1, "(%p) S1 RX DISC(%d)\n", lapb->dev, frame->pf); |
| 186 | printk(KERN_DEBUG "lapb: (%p) S1 RX DISC(%d)\n", | 151 | lapb_dbg(1, "(%p) S1 TX DM(%d)\n", lapb->dev, frame->pf); |
| 187 | lapb->dev, frame->pf); | ||
| 188 | printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n", | ||
| 189 | lapb->dev, frame->pf); | ||
| 190 | #endif | ||
| 191 | lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE); | 152 | lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE); |
| 192 | break; | 153 | break; |
| 193 | 154 | ||
| 194 | case LAPB_UA: | 155 | case LAPB_UA: |
| 195 | #if LAPB_DEBUG > 1 | 156 | lapb_dbg(1, "(%p) S1 RX UA(%d)\n", lapb->dev, frame->pf); |
| 196 | printk(KERN_DEBUG "lapb: (%p) S1 RX UA(%d)\n", | ||
| 197 | lapb->dev, frame->pf); | ||
| 198 | #endif | ||
| 199 | if (frame->pf) { | 157 | if (frame->pf) { |
| 200 | #if LAPB_DEBUG > 0 | 158 | lapb_dbg(0, "(%p) S1 -> S3\n", lapb->dev); |
| 201 | printk(KERN_DEBUG "lapb: (%p) S1 -> S3\n", lapb->dev); | ||
| 202 | #endif | ||
| 203 | lapb_stop_t1timer(lapb); | 159 | lapb_stop_t1timer(lapb); |
| 204 | lapb_stop_t2timer(lapb); | 160 | lapb_stop_t2timer(lapb); |
| 205 | lapb->state = LAPB_STATE_3; | 161 | lapb->state = LAPB_STATE_3; |
| @@ -213,14 +169,9 @@ static void lapb_state1_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 213 | break; | 169 | break; |
| 214 | 170 | ||
| 215 | case LAPB_DM: | 171 | case LAPB_DM: |
| 216 | #if LAPB_DEBUG > 1 | 172 | lapb_dbg(1, "(%p) S1 RX DM(%d)\n", lapb->dev, frame->pf); |
| 217 | printk(KERN_DEBUG "lapb: (%p) S1 RX DM(%d)\n", | ||
| 218 | lapb->dev, frame->pf); | ||
| 219 | #endif | ||
| 220 | if (frame->pf) { | 173 | if (frame->pf) { |
| 221 | #if LAPB_DEBUG > 0 | 174 | lapb_dbg(0, "(%p) S1 -> S0\n", lapb->dev); |
| 222 | printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev); | ||
| 223 | #endif | ||
| 224 | lapb_clear_queues(lapb); | 175 | lapb_clear_queues(lapb); |
| 225 | lapb->state = LAPB_STATE_0; | 176 | lapb->state = LAPB_STATE_0; |
| 226 | lapb_start_t1timer(lapb); | 177 | lapb_start_t1timer(lapb); |
| @@ -243,34 +194,22 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 243 | switch (frame->type) { | 194 | switch (frame->type) { |
| 244 | case LAPB_SABM: | 195 | case LAPB_SABM: |
| 245 | case LAPB_SABME: | 196 | case LAPB_SABME: |
| 246 | #if LAPB_DEBUG > 1 | 197 | lapb_dbg(1, "(%p) S2 RX {SABM,SABME}(%d)\n", |
| 247 | printk(KERN_DEBUG "lapb: (%p) S2 RX {SABM,SABME}(%d)\n", | 198 | lapb->dev, frame->pf); |
| 248 | lapb->dev, frame->pf); | 199 | lapb_dbg(1, "(%p) S2 TX DM(%d)\n", lapb->dev, frame->pf); |
| 249 | printk(KERN_DEBUG "lapb: (%p) S2 TX DM(%d)\n", | ||
| 250 | lapb->dev, frame->pf); | ||
| 251 | #endif | ||
| 252 | lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE); | 200 | lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE); |
| 253 | break; | 201 | break; |
| 254 | 202 | ||
| 255 | case LAPB_DISC: | 203 | case LAPB_DISC: |
| 256 | #if LAPB_DEBUG > 1 | 204 | lapb_dbg(1, "(%p) S2 RX DISC(%d)\n", lapb->dev, frame->pf); |
| 257 | printk(KERN_DEBUG "lapb: (%p) S2 RX DISC(%d)\n", | 205 | lapb_dbg(1, "(%p) S2 TX UA(%d)\n", lapb->dev, frame->pf); |
| 258 | lapb->dev, frame->pf); | ||
| 259 | printk(KERN_DEBUG "lapb: (%p) S2 TX UA(%d)\n", | ||
| 260 | lapb->dev, frame->pf); | ||
| 261 | #endif | ||
| 262 | lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE); | 206 | lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE); |
| 263 | break; | 207 | break; |
| 264 | 208 | ||
| 265 | case LAPB_UA: | 209 | case LAPB_UA: |
| 266 | #if LAPB_DEBUG > 1 | 210 | lapb_dbg(1, "(%p) S2 RX UA(%d)\n", lapb->dev, frame->pf); |
| 267 | printk(KERN_DEBUG "lapb: (%p) S2 RX UA(%d)\n", | ||
| 268 | lapb->dev, frame->pf); | ||
| 269 | #endif | ||
| 270 | if (frame->pf) { | 211 | if (frame->pf) { |
| 271 | #if LAPB_DEBUG > 0 | 212 | lapb_dbg(0, "(%p) S2 -> S0\n", lapb->dev); |
| 272 | printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev); | ||
| 273 | #endif | ||
| 274 | lapb->state = LAPB_STATE_0; | 213 | lapb->state = LAPB_STATE_0; |
| 275 | lapb_start_t1timer(lapb); | 214 | lapb_start_t1timer(lapb); |
| 276 | lapb_stop_t2timer(lapb); | 215 | lapb_stop_t2timer(lapb); |
| @@ -279,14 +218,9 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 279 | break; | 218 | break; |
| 280 | 219 | ||
| 281 | case LAPB_DM: | 220 | case LAPB_DM: |
| 282 | #if LAPB_DEBUG > 1 | 221 | lapb_dbg(1, "(%p) S2 RX DM(%d)\n", lapb->dev, frame->pf); |
| 283 | printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n", | ||
| 284 | lapb->dev, frame->pf); | ||
| 285 | #endif | ||
| 286 | if (frame->pf) { | 222 | if (frame->pf) { |
| 287 | #if LAPB_DEBUG > 0 | 223 | lapb_dbg(0, "(%p) S2 -> S0\n", lapb->dev); |
| 288 | printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev); | ||
| 289 | #endif | ||
| 290 | lapb->state = LAPB_STATE_0; | 224 | lapb->state = LAPB_STATE_0; |
| 291 | lapb_start_t1timer(lapb); | 225 | lapb_start_t1timer(lapb); |
| 292 | lapb_stop_t2timer(lapb); | 226 | lapb_stop_t2timer(lapb); |
| @@ -298,12 +232,9 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 298 | case LAPB_REJ: | 232 | case LAPB_REJ: |
| 299 | case LAPB_RNR: | 233 | case LAPB_RNR: |
| 300 | case LAPB_RR: | 234 | case LAPB_RR: |
| 301 | #if LAPB_DEBUG > 1 | 235 | lapb_dbg(1, "(%p) S2 RX {I,REJ,RNR,RR}(%d)\n", |
| 302 | printk(KERN_DEBUG "lapb: (%p) S2 RX {I,REJ,RNR,RR}(%d)\n", | ||
| 303 | lapb->dev, frame->pf); | ||
| 304 | printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n", | ||
| 305 | lapb->dev, frame->pf); | 236 | lapb->dev, frame->pf); |
| 306 | #endif | 237 | lapb_dbg(1, "(%p) S2 RX DM(%d)\n", lapb->dev, frame->pf); |
| 307 | if (frame->pf) | 238 | if (frame->pf) |
| 308 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 239 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 309 | LAPB_RESPONSE); | 240 | LAPB_RESPONSE); |
| @@ -326,22 +257,15 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 326 | 257 | ||
| 327 | switch (frame->type) { | 258 | switch (frame->type) { |
| 328 | case LAPB_SABM: | 259 | case LAPB_SABM: |
| 329 | #if LAPB_DEBUG > 1 | 260 | lapb_dbg(1, "(%p) S3 RX SABM(%d)\n", lapb->dev, frame->pf); |
| 330 | printk(KERN_DEBUG "lapb: (%p) S3 RX SABM(%d)\n", | ||
| 331 | lapb->dev, frame->pf); | ||
| 332 | #endif | ||
| 333 | if (lapb->mode & LAPB_EXTENDED) { | 261 | if (lapb->mode & LAPB_EXTENDED) { |
| 334 | #if LAPB_DEBUG > 1 | 262 | lapb_dbg(1, "(%p) S3 TX DM(%d)\n", |
| 335 | printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n", | 263 | lapb->dev, frame->pf); |
| 336 | lapb->dev, frame->pf); | ||
| 337 | #endif | ||
| 338 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 264 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 339 | LAPB_RESPONSE); | 265 | LAPB_RESPONSE); |
| 340 | } else { | 266 | } else { |
| 341 | #if LAPB_DEBUG > 1 | 267 | lapb_dbg(1, "(%p) S3 TX UA(%d)\n", |
| 342 | printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n", | 268 | lapb->dev, frame->pf); |
| 343 | lapb->dev, frame->pf); | ||
| 344 | #endif | ||
| 345 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 269 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 346 | LAPB_RESPONSE); | 270 | LAPB_RESPONSE); |
| 347 | lapb_stop_t1timer(lapb); | 271 | lapb_stop_t1timer(lapb); |
| @@ -356,15 +280,10 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 356 | break; | 280 | break; |
| 357 | 281 | ||
| 358 | case LAPB_SABME: | 282 | case LAPB_SABME: |
| 359 | #if LAPB_DEBUG > 1 | 283 | lapb_dbg(1, "(%p) S3 RX SABME(%d)\n", lapb->dev, frame->pf); |
| 360 | printk(KERN_DEBUG "lapb: (%p) S3 RX SABME(%d)\n", | ||
| 361 | lapb->dev, frame->pf); | ||
| 362 | #endif | ||
| 363 | if (lapb->mode & LAPB_EXTENDED) { | 284 | if (lapb->mode & LAPB_EXTENDED) { |
| 364 | #if LAPB_DEBUG > 1 | 285 | lapb_dbg(1, "(%p) S3 TX UA(%d)\n", |
| 365 | printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n", | 286 | lapb->dev, frame->pf); |
| 366 | lapb->dev, frame->pf); | ||
| 367 | #endif | ||
| 368 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 287 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 369 | LAPB_RESPONSE); | 288 | LAPB_RESPONSE); |
| 370 | lapb_stop_t1timer(lapb); | 289 | lapb_stop_t1timer(lapb); |
| @@ -376,23 +295,16 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 376 | lapb->va = 0; | 295 | lapb->va = 0; |
| 377 | lapb_requeue_frames(lapb); | 296 | lapb_requeue_frames(lapb); |
| 378 | } else { | 297 | } else { |
| 379 | #if LAPB_DEBUG > 1 | 298 | lapb_dbg(1, "(%p) S3 TX DM(%d)\n", |
| 380 | printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n", | 299 | lapb->dev, frame->pf); |
| 381 | lapb->dev, frame->pf); | ||
| 382 | #endif | ||
| 383 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 300 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 384 | LAPB_RESPONSE); | 301 | LAPB_RESPONSE); |
| 385 | } | 302 | } |
| 386 | break; | 303 | break; |
| 387 | 304 | ||
| 388 | case LAPB_DISC: | 305 | case LAPB_DISC: |
| 389 | #if LAPB_DEBUG > 1 | 306 | lapb_dbg(1, "(%p) S3 RX DISC(%d)\n", lapb->dev, frame->pf); |
| 390 | printk(KERN_DEBUG "lapb: (%p) S3 RX DISC(%d)\n", | 307 | lapb_dbg(0, "(%p) S3 -> S0\n", lapb->dev); |
| 391 | lapb->dev, frame->pf); | ||
| 392 | #endif | ||
| 393 | #if LAPB_DEBUG > 0 | ||
| 394 | printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev); | ||
| 395 | #endif | ||
| 396 | lapb_clear_queues(lapb); | 308 | lapb_clear_queues(lapb); |
| 397 | lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE); | 309 | lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE); |
| 398 | lapb_start_t1timer(lapb); | 310 | lapb_start_t1timer(lapb); |
| @@ -402,13 +314,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 402 | break; | 314 | break; |
| 403 | 315 | ||
| 404 | case LAPB_DM: | 316 | case LAPB_DM: |
| 405 | #if LAPB_DEBUG > 1 | 317 | lapb_dbg(1, "(%p) S3 RX DM(%d)\n", lapb->dev, frame->pf); |
| 406 | printk(KERN_DEBUG "lapb: (%p) S3 RX DM(%d)\n", | 318 | lapb_dbg(0, "(%p) S3 -> S0\n", lapb->dev); |
| 407 | lapb->dev, frame->pf); | ||
| 408 | #endif | ||
| 409 | #if LAPB_DEBUG > 0 | ||
| 410 | printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev); | ||
| 411 | #endif | ||
| 412 | lapb_clear_queues(lapb); | 319 | lapb_clear_queues(lapb); |
| 413 | lapb->state = LAPB_STATE_0; | 320 | lapb->state = LAPB_STATE_0; |
| 414 | lapb_start_t1timer(lapb); | 321 | lapb_start_t1timer(lapb); |
| @@ -417,10 +324,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 417 | break; | 324 | break; |
| 418 | 325 | ||
| 419 | case LAPB_RNR: | 326 | case LAPB_RNR: |
| 420 | #if LAPB_DEBUG > 1 | 327 | lapb_dbg(1, "(%p) S3 RX RNR(%d) R%d\n", |
| 421 | printk(KERN_DEBUG "lapb: (%p) S3 RX RNR(%d) R%d\n", | 328 | lapb->dev, frame->pf, frame->nr); |
| 422 | lapb->dev, frame->pf, frame->nr); | ||
| 423 | #endif | ||
| 424 | lapb->condition |= LAPB_PEER_RX_BUSY_CONDITION; | 329 | lapb->condition |= LAPB_PEER_RX_BUSY_CONDITION; |
| 425 | lapb_check_need_response(lapb, frame->cr, frame->pf); | 330 | lapb_check_need_response(lapb, frame->cr, frame->pf); |
| 426 | if (lapb_validate_nr(lapb, frame->nr)) { | 331 | if (lapb_validate_nr(lapb, frame->nr)) { |
| @@ -429,9 +334,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 429 | lapb->frmr_data = *frame; | 334 | lapb->frmr_data = *frame; |
| 430 | lapb->frmr_type = LAPB_FRMR_Z; | 335 | lapb->frmr_type = LAPB_FRMR_Z; |
| 431 | lapb_transmit_frmr(lapb); | 336 | lapb_transmit_frmr(lapb); |
| 432 | #if LAPB_DEBUG > 0 | 337 | lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev); |
| 433 | printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev); | ||
| 434 | #endif | ||
| 435 | lapb_start_t1timer(lapb); | 338 | lapb_start_t1timer(lapb); |
| 436 | lapb_stop_t2timer(lapb); | 339 | lapb_stop_t2timer(lapb); |
| 437 | lapb->state = LAPB_STATE_4; | 340 | lapb->state = LAPB_STATE_4; |
| @@ -440,10 +343,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 440 | break; | 343 | break; |
| 441 | 344 | ||
| 442 | case LAPB_RR: | 345 | case LAPB_RR: |
| 443 | #if LAPB_DEBUG > 1 | 346 | lapb_dbg(1, "(%p) S3 RX RR(%d) R%d\n", |
| 444 | printk(KERN_DEBUG "lapb: (%p) S3 RX RR(%d) R%d\n", | 347 | lapb->dev, frame->pf, frame->nr); |
| 445 | lapb->dev, frame->pf, frame->nr); | ||
| 446 | #endif | ||
| 447 | lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION; | 348 | lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION; |
| 448 | lapb_check_need_response(lapb, frame->cr, frame->pf); | 349 | lapb_check_need_response(lapb, frame->cr, frame->pf); |
| 449 | if (lapb_validate_nr(lapb, frame->nr)) { | 350 | if (lapb_validate_nr(lapb, frame->nr)) { |
| @@ -452,9 +353,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 452 | lapb->frmr_data = *frame; | 353 | lapb->frmr_data = *frame; |
| 453 | lapb->frmr_type = LAPB_FRMR_Z; | 354 | lapb->frmr_type = LAPB_FRMR_Z; |
| 454 | lapb_transmit_frmr(lapb); | 355 | lapb_transmit_frmr(lapb); |
| 455 | #if LAPB_DEBUG > 0 | 356 | lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev); |
| 456 | printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev); | ||
| 457 | #endif | ||
| 458 | lapb_start_t1timer(lapb); | 357 | lapb_start_t1timer(lapb); |
| 459 | lapb_stop_t2timer(lapb); | 358 | lapb_stop_t2timer(lapb); |
| 460 | lapb->state = LAPB_STATE_4; | 359 | lapb->state = LAPB_STATE_4; |
| @@ -463,10 +362,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 463 | break; | 362 | break; |
| 464 | 363 | ||
| 465 | case LAPB_REJ: | 364 | case LAPB_REJ: |
| 466 | #if LAPB_DEBUG > 1 | 365 | lapb_dbg(1, "(%p) S3 RX REJ(%d) R%d\n", |
| 467 | printk(KERN_DEBUG "lapb: (%p) S3 RX REJ(%d) R%d\n", | 366 | lapb->dev, frame->pf, frame->nr); |
| 468 | lapb->dev, frame->pf, frame->nr); | ||
| 469 | #endif | ||
| 470 | lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION; | 367 | lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION; |
| 471 | lapb_check_need_response(lapb, frame->cr, frame->pf); | 368 | lapb_check_need_response(lapb, frame->cr, frame->pf); |
| 472 | if (lapb_validate_nr(lapb, frame->nr)) { | 369 | if (lapb_validate_nr(lapb, frame->nr)) { |
| @@ -478,9 +375,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 478 | lapb->frmr_data = *frame; | 375 | lapb->frmr_data = *frame; |
| 479 | lapb->frmr_type = LAPB_FRMR_Z; | 376 | lapb->frmr_type = LAPB_FRMR_Z; |
| 480 | lapb_transmit_frmr(lapb); | 377 | lapb_transmit_frmr(lapb); |
| 481 | #if LAPB_DEBUG > 0 | 378 | lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev); |
| 482 | printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev); | ||
| 483 | #endif | ||
| 484 | lapb_start_t1timer(lapb); | 379 | lapb_start_t1timer(lapb); |
| 485 | lapb_stop_t2timer(lapb); | 380 | lapb_stop_t2timer(lapb); |
| 486 | lapb->state = LAPB_STATE_4; | 381 | lapb->state = LAPB_STATE_4; |
| @@ -489,17 +384,13 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 489 | break; | 384 | break; |
| 490 | 385 | ||
| 491 | case LAPB_I: | 386 | case LAPB_I: |
| 492 | #if LAPB_DEBUG > 1 | 387 | lapb_dbg(1, "(%p) S3 RX I(%d) S%d R%d\n", |
| 493 | printk(KERN_DEBUG "lapb: (%p) S3 RX I(%d) S%d R%d\n", | 388 | lapb->dev, frame->pf, frame->ns, frame->nr); |
| 494 | lapb->dev, frame->pf, frame->ns, frame->nr); | ||
| 495 | #endif | ||
| 496 | if (!lapb_validate_nr(lapb, frame->nr)) { | 389 | if (!lapb_validate_nr(lapb, frame->nr)) { |
| 497 | lapb->frmr_data = *frame; | 390 | lapb->frmr_data = *frame; |
| 498 | lapb->frmr_type = LAPB_FRMR_Z; | 391 | lapb->frmr_type = LAPB_FRMR_Z; |
| 499 | lapb_transmit_frmr(lapb); | 392 | lapb_transmit_frmr(lapb); |
| 500 | #if LAPB_DEBUG > 0 | 393 | lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev); |
| 501 | printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev); | ||
| 502 | #endif | ||
| 503 | lapb_start_t1timer(lapb); | 394 | lapb_start_t1timer(lapb); |
| 504 | lapb_stop_t2timer(lapb); | 395 | lapb_stop_t2timer(lapb); |
| 505 | lapb->state = LAPB_STATE_4; | 396 | lapb->state = LAPB_STATE_4; |
| @@ -523,7 +414,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 523 | * a frame lost on the wire. | 414 | * a frame lost on the wire. |
| 524 | */ | 415 | */ |
| 525 | if (cn == NET_RX_DROP) { | 416 | if (cn == NET_RX_DROP) { |
| 526 | printk(KERN_DEBUG "LAPB: rx congestion\n"); | 417 | pr_debug("rx congestion\n"); |
| 527 | break; | 418 | break; |
| 528 | } | 419 | } |
| 529 | lapb->vr = (lapb->vr + 1) % modulus; | 420 | lapb->vr = (lapb->vr + 1) % modulus; |
| @@ -542,11 +433,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 542 | if (frame->pf) | 433 | if (frame->pf) |
| 543 | lapb_enquiry_response(lapb); | 434 | lapb_enquiry_response(lapb); |
| 544 | } else { | 435 | } else { |
| 545 | #if LAPB_DEBUG > 1 | 436 | lapb_dbg(1, "(%p) S3 TX REJ(%d) R%d\n", |
| 546 | printk(KERN_DEBUG | 437 | lapb->dev, frame->pf, lapb->vr); |
| 547 | "lapb: (%p) S3 TX REJ(%d) R%d\n", | ||
| 548 | lapb->dev, frame->pf, lapb->vr); | ||
| 549 | #endif | ||
| 550 | lapb->condition |= LAPB_REJECT_CONDITION; | 438 | lapb->condition |= LAPB_REJECT_CONDITION; |
| 551 | lapb_send_control(lapb, LAPB_REJ, frame->pf, | 439 | lapb_send_control(lapb, LAPB_REJ, frame->pf, |
| 552 | LAPB_RESPONSE); | 440 | LAPB_RESPONSE); |
| @@ -556,31 +444,22 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 556 | break; | 444 | break; |
| 557 | 445 | ||
| 558 | case LAPB_FRMR: | 446 | case LAPB_FRMR: |
| 559 | #if LAPB_DEBUG > 1 | 447 | lapb_dbg(1, "(%p) S3 RX FRMR(%d) %02X %02X %02X %02X %02X\n", |
| 560 | printk(KERN_DEBUG "lapb: (%p) S3 RX FRMR(%d) %02X " | 448 | lapb->dev, frame->pf, |
| 561 | "%02X %02X %02X %02X\n", lapb->dev, frame->pf, | 449 | skb->data[0], skb->data[1], skb->data[2], |
| 562 | skb->data[0], skb->data[1], skb->data[2], | 450 | skb->data[3], skb->data[4]); |
| 563 | skb->data[3], skb->data[4]); | ||
| 564 | #endif | ||
| 565 | lapb_establish_data_link(lapb); | 451 | lapb_establish_data_link(lapb); |
| 566 | #if LAPB_DEBUG > 0 | 452 | lapb_dbg(0, "(%p) S3 -> S1\n", lapb->dev); |
| 567 | printk(KERN_DEBUG "lapb: (%p) S3 -> S1\n", lapb->dev); | ||
| 568 | #endif | ||
| 569 | lapb_requeue_frames(lapb); | 453 | lapb_requeue_frames(lapb); |
| 570 | lapb->state = LAPB_STATE_1; | 454 | lapb->state = LAPB_STATE_1; |
| 571 | break; | 455 | break; |
| 572 | 456 | ||
| 573 | case LAPB_ILLEGAL: | 457 | case LAPB_ILLEGAL: |
| 574 | #if LAPB_DEBUG > 1 | 458 | lapb_dbg(1, "(%p) S3 RX ILLEGAL(%d)\n", lapb->dev, frame->pf); |
| 575 | printk(KERN_DEBUG "lapb: (%p) S3 RX ILLEGAL(%d)\n", | ||
| 576 | lapb->dev, frame->pf); | ||
| 577 | #endif | ||
| 578 | lapb->frmr_data = *frame; | 459 | lapb->frmr_data = *frame; |
| 579 | lapb->frmr_type = LAPB_FRMR_W; | 460 | lapb->frmr_type = LAPB_FRMR_W; |
| 580 | lapb_transmit_frmr(lapb); | 461 | lapb_transmit_frmr(lapb); |
| 581 | #if LAPB_DEBUG > 0 | 462 | lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev); |
| 582 | printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev); | ||
| 583 | #endif | ||
| 584 | lapb_start_t1timer(lapb); | 463 | lapb_start_t1timer(lapb); |
| 585 | lapb_stop_t2timer(lapb); | 464 | lapb_stop_t2timer(lapb); |
| 586 | lapb->state = LAPB_STATE_4; | 465 | lapb->state = LAPB_STATE_4; |
| @@ -601,25 +480,16 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 601 | { | 480 | { |
| 602 | switch (frame->type) { | 481 | switch (frame->type) { |
| 603 | case LAPB_SABM: | 482 | case LAPB_SABM: |
| 604 | #if LAPB_DEBUG > 1 | 483 | lapb_dbg(1, "(%p) S4 RX SABM(%d)\n", lapb->dev, frame->pf); |
| 605 | printk(KERN_DEBUG "lapb: (%p) S4 RX SABM(%d)\n", | ||
| 606 | lapb->dev, frame->pf); | ||
| 607 | #endif | ||
| 608 | if (lapb->mode & LAPB_EXTENDED) { | 484 | if (lapb->mode & LAPB_EXTENDED) { |
| 609 | #if LAPB_DEBUG > 1 | 485 | lapb_dbg(1, "(%p) S4 TX DM(%d)\n", |
| 610 | printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n", | 486 | lapb->dev, frame->pf); |
| 611 | lapb->dev, frame->pf); | ||
| 612 | #endif | ||
| 613 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 487 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 614 | LAPB_RESPONSE); | 488 | LAPB_RESPONSE); |
| 615 | } else { | 489 | } else { |
| 616 | #if LAPB_DEBUG > 1 | 490 | lapb_dbg(1, "(%p) S4 TX UA(%d)\n", |
| 617 | printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n", | 491 | lapb->dev, frame->pf); |
| 618 | lapb->dev, frame->pf); | 492 | lapb_dbg(0, "(%p) S4 -> S3\n", lapb->dev); |
| 619 | #endif | ||
| 620 | #if LAPB_DEBUG > 0 | ||
| 621 | printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", lapb->dev); | ||
| 622 | #endif | ||
| 623 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 493 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 624 | LAPB_RESPONSE); | 494 | LAPB_RESPONSE); |
| 625 | lapb_stop_t1timer(lapb); | 495 | lapb_stop_t1timer(lapb); |
| @@ -635,18 +505,11 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 635 | break; | 505 | break; |
| 636 | 506 | ||
| 637 | case LAPB_SABME: | 507 | case LAPB_SABME: |
| 638 | #if LAPB_DEBUG > 1 | 508 | lapb_dbg(1, "(%p) S4 RX SABME(%d)\n", lapb->dev, frame->pf); |
| 639 | printk(KERN_DEBUG "lapb: (%p) S4 RX SABME(%d)\n", | ||
| 640 | lapb->dev, frame->pf); | ||
| 641 | #endif | ||
| 642 | if (lapb->mode & LAPB_EXTENDED) { | 509 | if (lapb->mode & LAPB_EXTENDED) { |
| 643 | #if LAPB_DEBUG > 1 | 510 | lapb_dbg(1, "(%p) S4 TX UA(%d)\n", |
| 644 | printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n", | 511 | lapb->dev, frame->pf); |
| 645 | lapb->dev, frame->pf); | 512 | lapb_dbg(0, "(%p) S4 -> S3\n", lapb->dev); |
| 646 | #endif | ||
| 647 | #if LAPB_DEBUG > 0 | ||
| 648 | printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", lapb->dev); | ||
| 649 | #endif | ||
| 650 | lapb_send_control(lapb, LAPB_UA, frame->pf, | 513 | lapb_send_control(lapb, LAPB_UA, frame->pf, |
| 651 | LAPB_RESPONSE); | 514 | LAPB_RESPONSE); |
| 652 | lapb_stop_t1timer(lapb); | 515 | lapb_stop_t1timer(lapb); |
| @@ -659,10 +522,8 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb, | |||
| 659 | lapb->va = 0; | 522 | lapb->va = 0; |
| 660 | lapb_connect_indication(lapb, LAPB_OK); | 523 | lapb_connect_indication(lapb, LAPB_OK); |
| 661 | } else { | 524 | } else { |
| 662 | #if LAPB_DEBUG > 1 | 525 | lapb_dbg(1, "(%p) S4 TX DM(%d)\n", |
| 663 | printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n", | 526 | lapb->dev, frame->pf); |
| 664 | lapb->dev, frame->pf); | ||
| 665 | #endif | ||
| 666 | lapb_send_control(lapb, LAPB_DM, frame->pf, | 527 | lapb_send_control(lapb, LAPB_DM, frame->pf, |
| 667 | LAPB_RESPONSE); | 528 | LAPB_RESPONSE); |
| 668 | } | 529 | } |
