1 /* 2 * Copyright (c) 2012 Qualcomm Atheros, Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <linux/module.h> 18 #include <linux/debugfs.h> 19 #include <linux/seq_file.h> 20 #include <linux/pci.h> 21 #include <linux/rtnetlink.h> 22 23 #include "wil6210.h" 24 #include "txrx.h" 25 26 /* Nasty hack. Better have per device instances */ 27 static u32 mem_addr; 28 static u32 dbg_txdesc_index; 29 30 static void wil_print_vring(struct seq_file *s, struct wil6210_priv *wil, 31 const char *name, struct vring *vring) 32 { 33 void __iomem *x = wmi_addr(wil, vring->hwtail); 34 35 seq_printf(s, "VRING %s = {\n", name); 36 seq_printf(s, " pa = 0x%016llx\n", (unsigned long long)vring->pa); 37 seq_printf(s, " va = 0x%p\n", vring->va); 38 seq_printf(s, " size = %d\n", vring->size); 39 seq_printf(s, " swtail = %d\n", vring->swtail); 40 seq_printf(s, " swhead = %d\n", vring->swhead); 41 seq_printf(s, " hwtail = [0x%08x] -> ", vring->hwtail); 42 if (x) 43 seq_printf(s, "0x%08x\n", ioread32(x)); 44 else 45 seq_printf(s, "???\n"); 46 47 if (vring->va && (vring->size < 1025)) { 48 uint i; 49 for (i = 0; i < vring->size; i++) { 50 volatile struct vring_tx_desc *d = &vring->va[i].tx; 51 if ((i % 64) == 0 && (i != 0)) 52 seq_printf(s, "\n"); 53 seq_printf(s, "%s", (d->dma.status & BIT(0)) ? 54 "S" : (vring->ctx[i] ? "H" : "h")); 55 } 56 seq_printf(s, "\n"); 57 } 58 seq_printf(s, "}\n"); 59 } 60 61 static int wil_vring_debugfs_show(struct seq_file *s, void *data) 62 { 63 uint i; 64 struct wil6210_priv *wil = s->private; 65 66 wil_print_vring(s, wil, "rx", &wil->vring_rx); 67 68 for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) { 69 struct vring *vring = &(wil->vring_tx[i]); 70 if (vring->va) { 71 char name[10]; 72 snprintf(name, sizeof(name), "tx_%2d", i); 73 wil_print_vring(s, wil, name, vring); 74 } 75 } 76 77 return 0; 78 } 79 80 static int wil_vring_seq_open(struct inode *inode, struct file *file) 81 { 82 return single_open(file, wil_vring_debugfs_show, inode->i_private); 83 } 84 85 static const struct file_operations fops_vring = { 86 .open = wil_vring_seq_open, 87 .release = single_release, 88 .read = seq_read, 89 .llseek = seq_lseek, 90 }; 91 92 static void wil_print_ring(struct seq_file *s, const char *prefix, 93 void __iomem *off) 94 { 95 struct wil6210_priv *wil = s->private; 96 struct wil6210_mbox_ring r; 97 int rsize; 98 uint i; 99 100 wil_memcpy_fromio_32(&r, off, sizeof(r)); 101 wil_mbox_ring_le2cpus(&r); 102 /* 103 * we just read memory block from NIC. This memory may be 104 * garbage. Check validity before using it. 105 */ 106 rsize = r.size / sizeof(struct wil6210_mbox_ring_desc); 107 108 seq_printf(s, "ring %s = {\n", prefix); 109 seq_printf(s, " base = 0x%08x\n", r.base); 110 seq_printf(s, " size = 0x%04x bytes -> %d entries\n", r.size, rsize); 111 seq_printf(s, " tail = 0x%08x\n", r.tail); 112 seq_printf(s, " head = 0x%08x\n", r.head); 113 seq_printf(s, " entry size = %d\n", r.entry_size); 114 115 if (r.size % sizeof(struct wil6210_mbox_ring_desc)) { 116 seq_printf(s, " ??? size is not multiple of %zd, garbage?\n", 117 sizeof(struct wil6210_mbox_ring_desc)); 118 goto out; 119 } 120 121 if (!wmi_addr(wil, r.base) || 122 !wmi_addr(wil, r.tail) || 123 !wmi_addr(wil, r.head)) { 124 seq_printf(s, " ??? pointers are garbage?\n"); 125 goto out; 126 } 127 128 for (i = 0; i < rsize; i++) { 129 struct wil6210_mbox_ring_desc d; 130 struct wil6210_mbox_hdr hdr; 131 size_t delta = i * sizeof(d); 132 void __iomem *x = wil->csr + HOSTADDR(r.base) + delta; 133 134 wil_memcpy_fromio_32(&d, x, sizeof(d)); 135 136 seq_printf(s, " [%2x] %s %s%s 0x%08x", i, 137 d.sync ? "F" : "E", 138 (r.tail - r.base == delta) ? "t" : " ", 139 (r.head - r.base == delta) ? "h" : " ", 140 le32_to_cpu(d.addr)); 141 if (0 == wmi_read_hdr(wil, d.addr, &hdr)) { 142 u16 len = le16_to_cpu(hdr.len); 143 seq_printf(s, " -> %04x %04x %04x %02x\n", 144 le16_to_cpu(hdr.seq), len, 145 le16_to_cpu(hdr.type), hdr.flags); 146 if (len <= MAX_MBOXITEM_SIZE) { 147 int n = 0; 148 unsigned char printbuf[16 * 3 + 2]; 149 unsigned char databuf[MAX_MBOXITEM_SIZE]; 150 void __iomem *src = wmi_buffer(wil, d.addr) + 151 sizeof(struct wil6210_mbox_hdr); 152 /* 153 * No need to check @src for validity - 154 * we already validated @d.addr while 155 * reading header 156 */ 157 wil_memcpy_fromio_32(databuf, src, len); 158 while (n < len) { 159 int l = min(len - n, 16); 160 hex_dump_to_buffer(databuf + n, l, 161 16, 1, printbuf, 162 sizeof(printbuf), 163 false); 164 seq_printf(s, " : %s\n", printbuf); 165 n += l; 166 } 167 } 168 } else { 169 seq_printf(s, "\n"); 170 } 171 } 172 out: 173 seq_printf(s, "}\n"); 174 } 175 176 static int wil_mbox_debugfs_show(struct seq_file *s, void *data) 177 { 178 struct wil6210_priv *wil = s->private; 179 180 wil_print_ring(s, "tx", wil->csr + HOST_MBOX + 181 offsetof(struct wil6210_mbox_ctl, tx)); 182 wil_print_ring(s, "rx", wil->csr + HOST_MBOX + 183 offsetof(struct wil6210_mbox_ctl, rx)); 184 185 return 0; 186 } 187 188 static int wil_mbox_seq_open(struct inode *inode, struct file *file) 189 { 190 return single_open(file, wil_mbox_debugfs_show, inode->i_private); 191 } 192 193 static const struct file_operations fops_mbox = { 194 .open = wil_mbox_seq_open, 195 .release = single_release, 196 .read = seq_read, 197 .llseek = seq_lseek, 198 }; 199 200 static int wil_debugfs_iomem_x32_set(void *data, u64 val) 201 { 202 iowrite32(val, (void __iomem *)data); 203 wmb(); /* make sure write propagated to HW */ 204 205 return 0; 206 } 207 208 static int wil_debugfs_iomem_x32_get(void *data, u64 *val) 209 { 210 *val = ioread32((void __iomem *)data); 211 212 return 0; 213 } 214 215 DEFINE_SIMPLE_ATTRIBUTE(fops_iomem_x32, wil_debugfs_iomem_x32_get, 216 wil_debugfs_iomem_x32_set, "0x%08llx\n"); 217 218 static struct dentry *wil_debugfs_create_iomem_x32(const char *name, 219 umode_t mode, 220 struct dentry *parent, 221 void __iomem *value) 222 { 223 return debugfs_create_file(name, mode, parent, (void * __force)value, 224 &fops_iomem_x32); 225 } 226 227 static int wil6210_debugfs_create_ISR(struct wil6210_priv *wil, 228 const char *name, 229 struct dentry *parent, u32 off) 230 { 231 struct dentry *d = debugfs_create_dir(name, parent); 232 233 if (IS_ERR_OR_NULL(d)) 234 return -ENODEV; 235 236 wil_debugfs_create_iomem_x32("ICC", S_IRUGO | S_IWUSR, d, 237 wil->csr + off); 238 wil_debugfs_create_iomem_x32("ICR", S_IRUGO | S_IWUSR, d, 239 wil->csr + off + 4); 240 wil_debugfs_create_iomem_x32("ICM", S_IRUGO | S_IWUSR, d, 241 wil->csr + off + 8); 242 wil_debugfs_create_iomem_x32("ICS", S_IWUSR, d, 243 wil->csr + off + 12); 244 wil_debugfs_create_iomem_x32("IMV", S_IRUGO | S_IWUSR, d, 245 wil->csr + off + 16); 246 wil_debugfs_create_iomem_x32("IMS", S_IWUSR, d, 247 wil->csr + off + 20); 248 wil_debugfs_create_iomem_x32("IMC", S_IWUSR, d, 249 wil->csr + off + 24); 250 251 return 0; 252 } 253 254 static int wil6210_debugfs_create_pseudo_ISR(struct wil6210_priv *wil, 255 struct dentry *parent) 256 { 257 struct dentry *d = debugfs_create_dir("PSEUDO_ISR", parent); 258 259 if (IS_ERR_OR_NULL(d)) 260 return -ENODEV; 261 262 wil_debugfs_create_iomem_x32("CAUSE", S_IRUGO, d, wil->csr + 263 HOSTADDR(RGF_DMA_PSEUDO_CAUSE)); 264 wil_debugfs_create_iomem_x32("MASK_SW", S_IRUGO, d, wil->csr + 265 HOSTADDR(RGF_DMA_PSEUDO_CAUSE_MASK_SW)); 266 wil_debugfs_create_iomem_x32("MASK_FW", S_IRUGO, d, wil->csr + 267 HOSTADDR(RGF_DMA_PSEUDO_CAUSE_MASK_FW)); 268 269 return 0; 270 } 271 272 static int wil6210_debugfs_create_ITR_CNT(struct wil6210_priv *wil, 273 struct dentry *parent) 274 { 275 struct dentry *d = debugfs_create_dir("ITR_CNT", parent); 276 277 if (IS_ERR_OR_NULL(d)) 278 return -ENODEV; 279 280 wil_debugfs_create_iomem_x32("TRSH", S_IRUGO, d, wil->csr + 281 HOSTADDR(RGF_DMA_ITR_CNT_TRSH)); 282 wil_debugfs_create_iomem_x32("DATA", S_IRUGO, d, wil->csr + 283 HOSTADDR(RGF_DMA_ITR_CNT_DATA)); 284 wil_debugfs_create_iomem_x32("CTL", S_IRUGO, d, wil->csr + 285 HOSTADDR(RGF_DMA_ITR_CNT_CRL)); 286 287 return 0; 288 } 289 290 static int wil_memread_debugfs_show(struct seq_file *s, void *data) 291 { 292 struct wil6210_priv *wil = s->private; 293 void __iomem *a = wmi_buffer(wil, cpu_to_le32(mem_addr)); 294 295 if (a) 296 seq_printf(s, "[0x%08x] = 0x%08x\n", mem_addr, ioread32(a)); 297 else 298 seq_printf(s, "[0x%08x] = INVALID\n", mem_addr); 299 300 return 0; 301 } 302 303 static int wil_memread_seq_open(struct inode *inode, struct file *file) 304 { 305 return single_open(file, wil_memread_debugfs_show, inode->i_private); 306 } 307 308 static const struct file_operations fops_memread = { 309 .open = wil_memread_seq_open, 310 .release = single_release, 311 .read = seq_read, 312 .llseek = seq_lseek, 313 }; 314 315 static ssize_t wil_read_file_ioblob(struct file *file, char __user *user_buf, 316 size_t count, loff_t *ppos) 317 { 318 enum { max_count = 4096 }; 319 struct debugfs_blob_wrapper *blob = file->private_data; 320 loff_t pos = *ppos; 321 size_t available = blob->size; 322 void *buf; 323 size_t ret; 324 325 if (pos < 0) 326 return -EINVAL; 327 328 if (pos >= available || !count) 329 return 0; 330 331 if (count > available - pos) 332 count = available - pos; 333 if (count > max_count) 334 count = max_count; 335 336 buf = kmalloc(count, GFP_KERNEL); 337 if (!buf) 338 return -ENOMEM; 339 340 wil_memcpy_fromio_32(buf, (const volatile void __iomem *)blob->data + 341 pos, count); 342 343 ret = copy_to_user(user_buf, buf, count); 344 kfree(buf); 345 if (ret == count) 346 return -EFAULT; 347 348 count -= ret; 349 *ppos = pos + count; 350 351 return count; 352 } 353 354 static const struct file_operations fops_ioblob = { 355 .read = wil_read_file_ioblob, 356 .open = simple_open, 357 .llseek = default_llseek, 358 }; 359 360 static 361 struct dentry *wil_debugfs_create_ioblob(const char *name, 362 umode_t mode, 363 struct dentry *parent, 364 struct debugfs_blob_wrapper *blob) 365 { 366 return debugfs_create_file(name, mode, parent, blob, &fops_ioblob); 367 } 368 /*---reset---*/ 369 static ssize_t wil_write_file_reset(struct file *file, const char __user *buf, 370 size_t len, loff_t *ppos) 371 { 372 struct wil6210_priv *wil = file->private_data; 373 struct net_device *ndev = wil_to_ndev(wil); 374 375 /** 376 * BUG: 377 * this code does NOT sync device state with the rest of system 378 * use with care, debug only!!! 379 */ 380 rtnl_lock(); 381 dev_close(ndev); 382 ndev->flags &= ~IFF_UP; 383 rtnl_unlock(); 384 wil_reset(wil); 385 386 return len; 387 } 388 389 static const struct file_operations fops_reset = { 390 .write = wil_write_file_reset, 391 .open = simple_open, 392 }; 393 /*---------Tx descriptor------------*/ 394 395 static int wil_txdesc_debugfs_show(struct seq_file *s, void *data) 396 { 397 struct wil6210_priv *wil = s->private; 398 struct vring *vring = &(wil->vring_tx[0]); 399 400 if (!vring->va) { 401 seq_printf(s, "No Tx VRING\n"); 402 return 0; 403 } 404 405 if (dbg_txdesc_index < vring->size) { 406 volatile struct vring_tx_desc *d = 407 &(vring->va[dbg_txdesc_index].tx); 408 volatile u32 *u = (volatile u32 *)d; 409 struct sk_buff *skb = vring->ctx[dbg_txdesc_index]; 410 411 seq_printf(s, "Tx[%3d] = {\n", dbg_txdesc_index); 412 seq_printf(s, " MAC = 0x%08x 0x%08x 0x%08x 0x%08x\n", 413 u[0], u[1], u[2], u[3]); 414 seq_printf(s, " DMA = 0x%08x 0x%08x 0x%08x 0x%08x\n", 415 u[4], u[5], u[6], u[7]); 416 seq_printf(s, " SKB = %p\n", skb); 417 418 if (skb) { 419 unsigned char printbuf[16 * 3 + 2]; 420 int i = 0; 421 int len = skb_headlen(skb); 422 void *p = skb->data; 423 424 seq_printf(s, " len = %d\n", len); 425 426 while (i < len) { 427 int l = min(len - i, 16); 428 hex_dump_to_buffer(p + i, l, 16, 1, printbuf, 429 sizeof(printbuf), false); 430 seq_printf(s, " : %s\n", printbuf); 431 i += l; 432 } 433 } 434 seq_printf(s, "}\n"); 435 } else { 436 seq_printf(s, "TxDesc index (%d) >= size (%d)\n", 437 dbg_txdesc_index, vring->size); 438 } 439 440 return 0; 441 } 442 443 static int wil_txdesc_seq_open(struct inode *inode, struct file *file) 444 { 445 return single_open(file, wil_txdesc_debugfs_show, inode->i_private); 446 } 447 448 static const struct file_operations fops_txdesc = { 449 .open = wil_txdesc_seq_open, 450 .release = single_release, 451 .read = seq_read, 452 .llseek = seq_lseek, 453 }; 454 455 /*---------beamforming------------*/ 456 static int wil_bf_debugfs_show(struct seq_file *s, void *data) 457 { 458 struct wil6210_priv *wil = s->private; 459 seq_printf(s, 460 "TSF : 0x%016llx\n" 461 "TxMCS : %d\n" 462 "Sectors(rx:tx) my %2d:%2d peer %2d:%2d\n", 463 wil->stats.tsf, wil->stats.bf_mcs, 464 wil->stats.my_rx_sector, wil->stats.my_tx_sector, 465 wil->stats.peer_rx_sector, wil->stats.peer_tx_sector); 466 return 0; 467 } 468 469 static int wil_bf_seq_open(struct inode *inode, struct file *file) 470 { 471 return single_open(file, wil_bf_debugfs_show, inode->i_private); 472 } 473 474 static const struct file_operations fops_bf = { 475 .open = wil_bf_seq_open, 476 .release = single_release, 477 .read = seq_read, 478 .llseek = seq_lseek, 479 }; 480 /*---------SSID------------*/ 481 static ssize_t wil_read_file_ssid(struct file *file, char __user *user_buf, 482 size_t count, loff_t *ppos) 483 { 484 struct wil6210_priv *wil = file->private_data; 485 struct wireless_dev *wdev = wil_to_wdev(wil); 486 487 return simple_read_from_buffer(user_buf, count, ppos, 488 wdev->ssid, wdev->ssid_len); 489 } 490 491 static ssize_t wil_write_file_ssid(struct file *file, const char __user *buf, 492 size_t count, loff_t *ppos) 493 { 494 struct wil6210_priv *wil = file->private_data; 495 struct wireless_dev *wdev = wil_to_wdev(wil); 496 struct net_device *ndev = wil_to_ndev(wil); 497 498 if (*ppos != 0) { 499 wil_err(wil, "Unable to set SSID substring from [%d]\n", 500 (int)*ppos); 501 return -EINVAL; 502 } 503 504 if (count > sizeof(wdev->ssid)) { 505 wil_err(wil, "SSID too long, len = %d\n", (int)count); 506 return -EINVAL; 507 } 508 if (netif_running(ndev)) { 509 wil_err(wil, "Unable to change SSID on running interface\n"); 510 return -EINVAL; 511 } 512 513 wdev->ssid_len = count; 514 return simple_write_to_buffer(wdev->ssid, wdev->ssid_len, ppos, 515 buf, count); 516 } 517 518 static const struct file_operations fops_ssid = { 519 .read = wil_read_file_ssid, 520 .write = wil_write_file_ssid, 521 .open = simple_open, 522 }; 523 524 /*---------temp------------*/ 525 static void print_temp(struct seq_file *s, const char *prefix, u32 t) 526 { 527 switch (t) { 528 case 0: 529 case ~(u32)0: 530 seq_printf(s, "%s N/A\n", prefix); 531 break; 532 default: 533 seq_printf(s, "%s %d.%03d\n", prefix, t / 1000, t % 1000); 534 break; 535 } 536 } 537 538 static int wil_temp_debugfs_show(struct seq_file *s, void *data) 539 { 540 struct wil6210_priv *wil = s->private; 541 u32 t_m, t_r; 542 543 int rc = wmi_get_temperature(wil, &t_m, &t_r); 544 if (rc) { 545 seq_printf(s, "Failed\n"); 546 return 0; 547 } 548 549 print_temp(s, "MAC temperature :", t_m); 550 print_temp(s, "Radio temperature :", t_r); 551 552 return 0; 553 } 554 555 static int wil_temp_seq_open(struct inode *inode, struct file *file) 556 { 557 return single_open(file, wil_temp_debugfs_show, inode->i_private); 558 } 559 560 static const struct file_operations fops_temp = { 561 .open = wil_temp_seq_open, 562 .release = single_release, 563 .read = seq_read, 564 .llseek = seq_lseek, 565 }; 566 567 /*----------------*/ 568 int wil6210_debugfs_init(struct wil6210_priv *wil) 569 { 570 struct dentry *dbg = wil->debug = debugfs_create_dir(WIL_NAME, 571 wil_to_wiphy(wil)->debugfsdir); 572 573 if (IS_ERR_OR_NULL(dbg)) 574 return -ENODEV; 575 576 debugfs_create_file("mbox", S_IRUGO, dbg, wil, &fops_mbox); 577 debugfs_create_file("vrings", S_IRUGO, dbg, wil, &fops_vring); 578 debugfs_create_file("txdesc", S_IRUGO, dbg, wil, &fops_txdesc); 579 debugfs_create_u32("txdesc_index", S_IRUGO | S_IWUSR, dbg, 580 &dbg_txdesc_index); 581 debugfs_create_file("bf", S_IRUGO, dbg, wil, &fops_bf); 582 debugfs_create_file("ssid", S_IRUGO | S_IWUSR, dbg, wil, &fops_ssid); 583 debugfs_create_u32("secure_pcp", S_IRUGO | S_IWUSR, dbg, 584 &wil->secure_pcp); 585 586 wil6210_debugfs_create_ISR(wil, "USER_ICR", dbg, 587 HOSTADDR(RGF_USER_USER_ICR)); 588 wil6210_debugfs_create_ISR(wil, "DMA_EP_TX_ICR", dbg, 589 HOSTADDR(RGF_DMA_EP_TX_ICR)); 590 wil6210_debugfs_create_ISR(wil, "DMA_EP_RX_ICR", dbg, 591 HOSTADDR(RGF_DMA_EP_RX_ICR)); 592 wil6210_debugfs_create_ISR(wil, "DMA_EP_MISC_ICR", dbg, 593 HOSTADDR(RGF_DMA_EP_MISC_ICR)); 594 wil6210_debugfs_create_pseudo_ISR(wil, dbg); 595 wil6210_debugfs_create_ITR_CNT(wil, dbg); 596 597 debugfs_create_u32("mem_addr", S_IRUGO | S_IWUSR, dbg, &mem_addr); 598 debugfs_create_file("mem_val", S_IRUGO, dbg, wil, &fops_memread); 599 600 debugfs_create_file("reset", S_IWUSR, dbg, wil, &fops_reset); 601 debugfs_create_file("temp", S_IRUGO, dbg, wil, &fops_temp); 602 603 wil->rgf_blob.data = (void * __force)wil->csr + 0; 604 wil->rgf_blob.size = 0xa000; 605 wil_debugfs_create_ioblob("blob_rgf", S_IRUGO, dbg, &wil->rgf_blob); 606 607 wil->fw_code_blob.data = (void * __force)wil->csr + 0x40000; 608 wil->fw_code_blob.size = 0x40000; 609 wil_debugfs_create_ioblob("blob_fw_code", S_IRUGO, dbg, 610 &wil->fw_code_blob); 611 612 wil->fw_data_blob.data = (void * __force)wil->csr + 0x80000; 613 wil->fw_data_blob.size = 0x8000; 614 wil_debugfs_create_ioblob("blob_fw_data", S_IRUGO, dbg, 615 &wil->fw_data_blob); 616 617 wil->fw_peri_blob.data = (void * __force)wil->csr + 0x88000; 618 wil->fw_peri_blob.size = 0x18000; 619 wil_debugfs_create_ioblob("blob_fw_peri", S_IRUGO, dbg, 620 &wil->fw_peri_blob); 621 622 wil->uc_code_blob.data = (void * __force)wil->csr + 0xa0000; 623 wil->uc_code_blob.size = 0x10000; 624 wil_debugfs_create_ioblob("blob_uc_code", S_IRUGO, dbg, 625 &wil->uc_code_blob); 626 627 wil->uc_data_blob.data = (void * __force)wil->csr + 0xb0000; 628 wil->uc_data_blob.size = 0x4000; 629 wil_debugfs_create_ioblob("blob_uc_data", S_IRUGO, dbg, 630 &wil->uc_data_blob); 631 632 return 0; 633 } 634 635 void wil6210_debugfs_remove(struct wil6210_priv *wil) 636 { 637 debugfs_remove_recursive(wil->debug); 638 wil->debug = NULL; 639 } 640