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- /*
- * Copyright (c) 2012-2015 Qualcomm Atheros, Inc.
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
- #include <linux/module.h>
- #include <linux/debugfs.h>
- #include <linux/seq_file.h>
- #include <linux/pci.h>
- #include <linux/rtnetlink.h>
- #include <linux/power_supply.h>
- #include "wil6210.h"
- #include "wmi.h"
- #include "txrx.h"
- #include "pmc.h"
- /* Nasty hack. Better have per device instances */
- static u32 mem_addr;
- static u32 dbg_txdesc_index;
- static u32 dbg_vring_index; /* 24+ for Rx, 0..23 for Tx */
- u32 vring_idle_trsh = 16; /* HW fetches up to 16 descriptors at once */
- enum dbg_off_type {
- doff_u32 = 0,
- doff_x32 = 1,
- doff_ulong = 2,
- doff_io32 = 3,
- };
- /* offset to "wil" */
- struct dbg_off {
- const char *name;
- umode_t mode;
- ulong off;
- enum dbg_off_type type;
- };
- static void wil_print_vring(struct seq_file *s, struct wil6210_priv *wil,
- const char *name, struct vring *vring,
- char _s, char _h)
- {
- void __iomem *x = wmi_addr(wil, vring->hwtail);
- u32 v;
- seq_printf(s, "VRING %s = {\n", name);
- seq_printf(s, " pa = %pad\n", &vring->pa);
- seq_printf(s, " va = 0x%p\n", vring->va);
- seq_printf(s, " size = %d\n", vring->size);
- seq_printf(s, " swtail = %d\n", vring->swtail);
- seq_printf(s, " swhead = %d\n", vring->swhead);
- seq_printf(s, " hwtail = [0x%08x] -> ", vring->hwtail);
- if (x) {
- v = readl(x);
- seq_printf(s, "0x%08x = %d\n", v, v);
- } else {
- seq_puts(s, "???\n");
- }
- if (vring->va && (vring->size < 1025)) {
- uint i;
- for (i = 0; i < vring->size; i++) {
- volatile struct vring_tx_desc *d = &vring->va[i].tx;
- if ((i % 64) == 0 && (i != 0))
- seq_puts(s, "\n");
- seq_printf(s, "%c", (d->dma.status & BIT(0)) ?
- _s : (vring->ctx[i].skb ? _h : 'h'));
- }
- seq_puts(s, "\n");
- }
- seq_puts(s, "}\n");
- }
- static int wil_vring_debugfs_show(struct seq_file *s, void *data)
- {
- uint i;
- struct wil6210_priv *wil = s->private;
- wil_print_vring(s, wil, "rx", &wil->vring_rx, 'S', '_');
- for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) {
- struct vring *vring = &wil->vring_tx[i];
- struct vring_tx_data *txdata = &wil->vring_tx_data[i];
- if (vring->va) {
- int cid = wil->vring2cid_tid[i][0];
- int tid = wil->vring2cid_tid[i][1];
- u32 swhead = vring->swhead;
- u32 swtail = vring->swtail;
- int used = (vring->size + swhead - swtail)
- % vring->size;
- int avail = vring->size - used - 1;
- char name[10];
- char sidle[10];
- /* performance monitoring */
- cycles_t now = get_cycles();
- uint64_t idle = txdata->idle * 100;
- uint64_t total = now - txdata->begin;
- if (total != 0) {
- do_div(idle, total);
- snprintf(sidle, sizeof(sidle), "%3d%%",
- (int)idle);
- } else {
- snprintf(sidle, sizeof(sidle), "N/A");
- }
- txdata->begin = now;
- txdata->idle = 0ULL;
- snprintf(name, sizeof(name), "tx_%2d", i);
- if (cid < WIL6210_MAX_CID)
- seq_printf(s,
- "\n%pM CID %d TID %d 1x%s BACK([%u] %u TU A%s) [%3d|%3d] idle %s\n",
- wil->sta[cid].addr, cid, tid,
- txdata->dot1x_open ? "+" : "-",
- txdata->agg_wsize,
- txdata->agg_timeout,
- txdata->agg_amsdu ? "+" : "-",
- used, avail, sidle);
- else
- seq_printf(s,
- "\nBroadcast 1x%s [%3d|%3d] idle %s\n",
- txdata->dot1x_open ? "+" : "-",
- used, avail, sidle);
- wil_print_vring(s, wil, name, vring, '_', 'H');
- }
- }
- return 0;
- }
- static int wil_vring_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_vring_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_vring = {
- .open = wil_vring_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- static void wil_seq_hexdump(struct seq_file *s, void *p, int len,
- const char *prefix)
- {
- seq_hex_dump(s, prefix, DUMP_PREFIX_NONE, 16, 1, p, len, false);
- }
- static void wil_print_ring(struct seq_file *s, const char *prefix,
- void __iomem *off)
- {
- struct wil6210_priv *wil = s->private;
- struct wil6210_mbox_ring r;
- int rsize;
- uint i;
- wil_memcpy_fromio_32(&r, off, sizeof(r));
- wil_mbox_ring_le2cpus(&r);
- /*
- * we just read memory block from NIC. This memory may be
- * garbage. Check validity before using it.
- */
- rsize = r.size / sizeof(struct wil6210_mbox_ring_desc);
- seq_printf(s, "ring %s = {\n", prefix);
- seq_printf(s, " base = 0x%08x\n", r.base);
- seq_printf(s, " size = 0x%04x bytes -> %d entries\n", r.size, rsize);
- seq_printf(s, " tail = 0x%08x\n", r.tail);
- seq_printf(s, " head = 0x%08x\n", r.head);
- seq_printf(s, " entry size = %d\n", r.entry_size);
- if (r.size % sizeof(struct wil6210_mbox_ring_desc)) {
- seq_printf(s, " ??? size is not multiple of %zd, garbage?\n",
- sizeof(struct wil6210_mbox_ring_desc));
- goto out;
- }
- if (!wmi_addr(wil, r.base) ||
- !wmi_addr(wil, r.tail) ||
- !wmi_addr(wil, r.head)) {
- seq_puts(s, " ??? pointers are garbage?\n");
- goto out;
- }
- for (i = 0; i < rsize; i++) {
- struct wil6210_mbox_ring_desc d;
- struct wil6210_mbox_hdr hdr;
- size_t delta = i * sizeof(d);
- void __iomem *x = wil->csr + HOSTADDR(r.base) + delta;
- wil_memcpy_fromio_32(&d, x, sizeof(d));
- seq_printf(s, " [%2x] %s %s%s 0x%08x", i,
- d.sync ? "F" : "E",
- (r.tail - r.base == delta) ? "t" : " ",
- (r.head - r.base == delta) ? "h" : " ",
- le32_to_cpu(d.addr));
- if (0 == wmi_read_hdr(wil, d.addr, &hdr)) {
- u16 len = le16_to_cpu(hdr.len);
- seq_printf(s, " -> %04x %04x %04x %02x\n",
- le16_to_cpu(hdr.seq), len,
- le16_to_cpu(hdr.type), hdr.flags);
- if (len <= MAX_MBOXITEM_SIZE) {
- unsigned char databuf[MAX_MBOXITEM_SIZE];
- void __iomem *src = wmi_buffer(wil, d.addr) +
- sizeof(struct wil6210_mbox_hdr);
- /*
- * No need to check @src for validity -
- * we already validated @d.addr while
- * reading header
- */
- wil_memcpy_fromio_32(databuf, src, len);
- wil_seq_hexdump(s, databuf, len, " : ");
- }
- } else {
- seq_puts(s, "\n");
- }
- }
- out:
- seq_puts(s, "}\n");
- }
- static int wil_mbox_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- wil_print_ring(s, "tx", wil->csr + HOST_MBOX +
- offsetof(struct wil6210_mbox_ctl, tx));
- wil_print_ring(s, "rx", wil->csr + HOST_MBOX +
- offsetof(struct wil6210_mbox_ctl, rx));
- return 0;
- }
- static int wil_mbox_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_mbox_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_mbox = {
- .open = wil_mbox_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- static int wil_debugfs_iomem_x32_set(void *data, u64 val)
- {
- writel(val, (void __iomem *)data);
- wmb(); /* make sure write propagated to HW */
- return 0;
- }
- static int wil_debugfs_iomem_x32_get(void *data, u64 *val)
- {
- *val = readl((void __iomem *)data);
- return 0;
- }
- DEFINE_SIMPLE_ATTRIBUTE(fops_iomem_x32, wil_debugfs_iomem_x32_get,
- wil_debugfs_iomem_x32_set, "0x%08llx\n");
- static struct dentry *wil_debugfs_create_iomem_x32(const char *name,
- umode_t mode,
- struct dentry *parent,
- void *value)
- {
- return debugfs_create_file(name, mode, parent, value,
- &fops_iomem_x32);
- }
- static int wil_debugfs_ulong_set(void *data, u64 val)
- {
- *(ulong *)data = val;
- return 0;
- }
- static int wil_debugfs_ulong_get(void *data, u64 *val)
- {
- *val = *(ulong *)data;
- return 0;
- }
- DEFINE_SIMPLE_ATTRIBUTE(wil_fops_ulong, wil_debugfs_ulong_get,
- wil_debugfs_ulong_set, "0x%llx\n");
- static struct dentry *wil_debugfs_create_ulong(const char *name, umode_t mode,
- struct dentry *parent,
- ulong *value)
- {
- return debugfs_create_file(name, mode, parent, value, &wil_fops_ulong);
- }
- /**
- * wil6210_debugfs_init_offset - create set of debugfs files
- * @wil - driver's context, used for printing
- * @dbg - directory on the debugfs, where files will be created
- * @base - base address used in address calculation
- * @tbl - table with file descriptions. Should be terminated with empty element.
- *
- * Creates files accordingly to the @tbl.
- */
- static void wil6210_debugfs_init_offset(struct wil6210_priv *wil,
- struct dentry *dbg, void *base,
- const struct dbg_off * const tbl)
- {
- int i;
- for (i = 0; tbl[i].name; i++) {
- struct dentry *f;
- switch (tbl[i].type) {
- case doff_u32:
- f = debugfs_create_u32(tbl[i].name, tbl[i].mode, dbg,
- base + tbl[i].off);
- break;
- case doff_x32:
- f = debugfs_create_x32(tbl[i].name, tbl[i].mode, dbg,
- base + tbl[i].off);
- break;
- case doff_ulong:
- f = wil_debugfs_create_ulong(tbl[i].name, tbl[i].mode,
- dbg, base + tbl[i].off);
- break;
- case doff_io32:
- f = wil_debugfs_create_iomem_x32(tbl[i].name,
- tbl[i].mode, dbg,
- base + tbl[i].off);
- break;
- default:
- f = ERR_PTR(-EINVAL);
- }
- if (IS_ERR_OR_NULL(f))
- wil_err(wil, "Create file \"%s\": err %ld\n",
- tbl[i].name, PTR_ERR(f));
- }
- }
- static const struct dbg_off isr_off[] = {
- {"ICC", S_IRUGO | S_IWUSR, offsetof(struct RGF_ICR, ICC), doff_io32},
- {"ICR", S_IRUGO | S_IWUSR, offsetof(struct RGF_ICR, ICR), doff_io32},
- {"ICM", S_IRUGO | S_IWUSR, offsetof(struct RGF_ICR, ICM), doff_io32},
- {"ICS", S_IWUSR, offsetof(struct RGF_ICR, ICS), doff_io32},
- {"IMV", S_IRUGO | S_IWUSR, offsetof(struct RGF_ICR, IMV), doff_io32},
- {"IMS", S_IWUSR, offsetof(struct RGF_ICR, IMS), doff_io32},
- {"IMC", S_IWUSR, offsetof(struct RGF_ICR, IMC), doff_io32},
- {},
- };
- static int wil6210_debugfs_create_ISR(struct wil6210_priv *wil,
- const char *name,
- struct dentry *parent, u32 off)
- {
- struct dentry *d = debugfs_create_dir(name, parent);
- if (IS_ERR_OR_NULL(d))
- return -ENODEV;
- wil6210_debugfs_init_offset(wil, d, (void * __force)wil->csr + off,
- isr_off);
- return 0;
- }
- static const struct dbg_off pseudo_isr_off[] = {
- {"CAUSE", S_IRUGO, HOSTADDR(RGF_DMA_PSEUDO_CAUSE), doff_io32},
- {"MASK_SW", S_IRUGO, HOSTADDR(RGF_DMA_PSEUDO_CAUSE_MASK_SW), doff_io32},
- {"MASK_FW", S_IRUGO, HOSTADDR(RGF_DMA_PSEUDO_CAUSE_MASK_FW), doff_io32},
- {},
- };
- static int wil6210_debugfs_create_pseudo_ISR(struct wil6210_priv *wil,
- struct dentry *parent)
- {
- struct dentry *d = debugfs_create_dir("PSEUDO_ISR", parent);
- if (IS_ERR_OR_NULL(d))
- return -ENODEV;
- wil6210_debugfs_init_offset(wil, d, (void * __force)wil->csr,
- pseudo_isr_off);
- return 0;
- }
- static const struct dbg_off lgc_itr_cnt_off[] = {
- {"TRSH", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_CNT_TRSH), doff_io32},
- {"DATA", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_CNT_DATA), doff_io32},
- {"CTL", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_CNT_CRL), doff_io32},
- {},
- };
- static const struct dbg_off tx_itr_cnt_off[] = {
- {"TRSH", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_TX_CNT_TRSH),
- doff_io32},
- {"DATA", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_TX_CNT_DATA),
- doff_io32},
- {"CTL", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_TX_CNT_CTL),
- doff_io32},
- {"IDL_TRSH", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_TX_IDL_CNT_TRSH),
- doff_io32},
- {"IDL_DATA", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_TX_IDL_CNT_DATA),
- doff_io32},
- {"IDL_CTL", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_TX_IDL_CNT_CTL),
- doff_io32},
- {},
- };
- static const struct dbg_off rx_itr_cnt_off[] = {
- {"TRSH", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_RX_CNT_TRSH),
- doff_io32},
- {"DATA", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_RX_CNT_DATA),
- doff_io32},
- {"CTL", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_RX_CNT_CTL),
- doff_io32},
- {"IDL_TRSH", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_RX_IDL_CNT_TRSH),
- doff_io32},
- {"IDL_DATA", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_RX_IDL_CNT_DATA),
- doff_io32},
- {"IDL_CTL", S_IRUGO | S_IWUSR, HOSTADDR(RGF_DMA_ITR_RX_IDL_CNT_CTL),
- doff_io32},
- {},
- };
- static int wil6210_debugfs_create_ITR_CNT(struct wil6210_priv *wil,
- struct dentry *parent)
- {
- struct dentry *d, *dtx, *drx;
- d = debugfs_create_dir("ITR_CNT", parent);
- if (IS_ERR_OR_NULL(d))
- return -ENODEV;
- dtx = debugfs_create_dir("TX", d);
- drx = debugfs_create_dir("RX", d);
- if (IS_ERR_OR_NULL(dtx) || IS_ERR_OR_NULL(drx))
- return -ENODEV;
- wil6210_debugfs_init_offset(wil, d, (void * __force)wil->csr,
- lgc_itr_cnt_off);
- wil6210_debugfs_init_offset(wil, dtx, (void * __force)wil->csr,
- tx_itr_cnt_off);
- wil6210_debugfs_init_offset(wil, drx, (void * __force)wil->csr,
- rx_itr_cnt_off);
- return 0;
- }
- static int wil_memread_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- void __iomem *a = wmi_buffer(wil, cpu_to_le32(mem_addr));
- if (a)
- seq_printf(s, "[0x%08x] = 0x%08x\n", mem_addr, readl(a));
- else
- seq_printf(s, "[0x%08x] = INVALID\n", mem_addr);
- return 0;
- }
- static int wil_memread_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_memread_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_memread = {
- .open = wil_memread_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- static ssize_t wil_read_file_ioblob(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
- {
- enum { max_count = 4096 };
- struct debugfs_blob_wrapper *blob = file->private_data;
- loff_t pos = *ppos;
- size_t available = blob->size;
- void *buf;
- size_t ret;
- if (pos < 0)
- return -EINVAL;
- if (pos >= available || !count)
- return 0;
- if (count > available - pos)
- count = available - pos;
- if (count > max_count)
- count = max_count;
- buf = kmalloc(count, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
- wil_memcpy_fromio_32(buf, (const volatile void __iomem *)blob->data +
- pos, count);
- ret = copy_to_user(user_buf, buf, count);
- kfree(buf);
- if (ret == count)
- return -EFAULT;
- count -= ret;
- *ppos = pos + count;
- return count;
- }
- static const struct file_operations fops_ioblob = {
- .read = wil_read_file_ioblob,
- .open = simple_open,
- .llseek = default_llseek,
- };
- static
- struct dentry *wil_debugfs_create_ioblob(const char *name,
- umode_t mode,
- struct dentry *parent,
- struct debugfs_blob_wrapper *blob)
- {
- return debugfs_create_file(name, mode, parent, blob, &fops_ioblob);
- }
- /*---reset---*/
- static ssize_t wil_write_file_reset(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- struct net_device *ndev = wil_to_ndev(wil);
- /**
- * BUG:
- * this code does NOT sync device state with the rest of system
- * use with care, debug only!!!
- */
- rtnl_lock();
- dev_close(ndev);
- ndev->flags &= ~IFF_UP;
- rtnl_unlock();
- wil_reset(wil, true);
- return len;
- }
- static const struct file_operations fops_reset = {
- .write = wil_write_file_reset,
- .open = simple_open,
- };
- /*---write channel 1..4 to rxon for it, 0 to rxoff---*/
- static ssize_t wil_write_file_rxon(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- int rc;
- long channel;
- bool on;
- char *kbuf = kmalloc(len + 1, GFP_KERNEL);
- if (!kbuf)
- return -ENOMEM;
- if (copy_from_user(kbuf, buf, len)) {
- kfree(kbuf);
- return -EIO;
- }
- kbuf[len] = '\0';
- rc = kstrtol(kbuf, 0, &channel);
- kfree(kbuf);
- if (rc)
- return rc;
- if ((channel < 0) || (channel > 4)) {
- wil_err(wil, "Invalid channel %ld\n", channel);
- return -EINVAL;
- }
- on = !!channel;
- if (on) {
- rc = wmi_set_channel(wil, (int)channel);
- if (rc)
- return rc;
- }
- rc = wmi_rxon(wil, on);
- if (rc)
- return rc;
- return len;
- }
- static const struct file_operations fops_rxon = {
- .write = wil_write_file_rxon,
- .open = simple_open,
- };
- /* block ack control, write:
- * - "add <ringid> <agg_size> <timeout>" to trigger ADDBA
- * - "del_tx <ringid> <reason>" to trigger DELBA for Tx side
- * - "del_rx <CID> <TID> <reason>" to trigger DELBA for Rx side
- */
- static ssize_t wil_write_back(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- int rc;
- char *kbuf = kmalloc(len + 1, GFP_KERNEL);
- char cmd[9];
- int p1, p2, p3;
- if (!kbuf)
- return -ENOMEM;
- rc = simple_write_to_buffer(kbuf, len, ppos, buf, len);
- if (rc != len) {
- kfree(kbuf);
- return rc >= 0 ? -EIO : rc;
- }
- kbuf[len] = '\0';
- rc = sscanf(kbuf, "%8s %d %d %d", cmd, &p1, &p2, &p3);
- kfree(kbuf);
- if (rc < 0)
- return rc;
- if (rc < 2)
- return -EINVAL;
- if (0 == strcmp(cmd, "add")) {
- if (rc < 3) {
- wil_err(wil, "BACK: add require at least 2 params\n");
- return -EINVAL;
- }
- if (rc < 4)
- p3 = 0;
- wmi_addba(wil, p1, p2, p3);
- } else if (0 == strcmp(cmd, "del_tx")) {
- if (rc < 3)
- p2 = WLAN_REASON_QSTA_LEAVE_QBSS;
- wmi_delba_tx(wil, p1, p2);
- } else if (0 == strcmp(cmd, "del_rx")) {
- if (rc < 3) {
- wil_err(wil,
- "BACK: del_rx require at least 2 params\n");
- return -EINVAL;
- }
- if (rc < 4)
- p3 = WLAN_REASON_QSTA_LEAVE_QBSS;
- wmi_delba_rx(wil, mk_cidxtid(p1, p2), p3);
- } else {
- wil_err(wil, "BACK: Unrecognized command \"%s\"\n", cmd);
- return -EINVAL;
- }
- return len;
- }
- static ssize_t wil_read_back(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
- {
- static const char text[] = "block ack control, write:\n"
- " - \"add <ringid> <agg_size> <timeout>\" to trigger ADDBA\n"
- "If missing, <timeout> defaults to 0\n"
- " - \"del_tx <ringid> <reason>\" to trigger DELBA for Tx side\n"
- " - \"del_rx <CID> <TID> <reason>\" to trigger DELBA for Rx side\n"
- "If missing, <reason> set to \"STA_LEAVING\" (36)\n";
- return simple_read_from_buffer(user_buf, count, ppos, text,
- sizeof(text));
- }
- static const struct file_operations fops_back = {
- .read = wil_read_back,
- .write = wil_write_back,
- .open = simple_open,
- };
- /* pmc control, write:
- * - "alloc <num descriptors> <descriptor_size>" to allocate PMC
- * - "free" to release memory allocated for PMC
- */
- static ssize_t wil_write_pmccfg(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- int rc;
- char *kbuf = kmalloc(len + 1, GFP_KERNEL);
- char cmd[9];
- int num_descs, desc_size;
- if (!kbuf)
- return -ENOMEM;
- rc = simple_write_to_buffer(kbuf, len, ppos, buf, len);
- if (rc != len) {
- kfree(kbuf);
- return rc >= 0 ? -EIO : rc;
- }
- kbuf[len] = '\0';
- rc = sscanf(kbuf, "%8s %d %d", cmd, &num_descs, &desc_size);
- kfree(kbuf);
- if (rc < 0)
- return rc;
- if (rc < 1) {
- wil_err(wil, "pmccfg: no params given\n");
- return -EINVAL;
- }
- if (0 == strcmp(cmd, "alloc")) {
- if (rc != 3) {
- wil_err(wil, "pmccfg: alloc requires 2 params\n");
- return -EINVAL;
- }
- wil_pmc_alloc(wil, num_descs, desc_size);
- } else if (0 == strcmp(cmd, "free")) {
- if (rc != 1) {
- wil_err(wil, "pmccfg: free does not have any params\n");
- return -EINVAL;
- }
- wil_pmc_free(wil, true);
- } else {
- wil_err(wil, "pmccfg: Unrecognized command \"%s\"\n", cmd);
- return -EINVAL;
- }
- return len;
- }
- static ssize_t wil_read_pmccfg(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- char text[256];
- char help[] = "pmc control, write:\n"
- " - \"alloc <num descriptors> <descriptor_size>\" to allocate pmc\n"
- " - \"free\" to free memory allocated for pmc\n";
- sprintf(text, "Last command status: %d\n\n%s",
- wil_pmc_last_cmd_status(wil),
- help);
- return simple_read_from_buffer(user_buf, count, ppos, text,
- strlen(text) + 1);
- }
- static const struct file_operations fops_pmccfg = {
- .read = wil_read_pmccfg,
- .write = wil_write_pmccfg,
- .open = simple_open,
- };
- static const struct file_operations fops_pmcdata = {
- .open = simple_open,
- .read = wil_pmc_read,
- .llseek = wil_pmc_llseek,
- };
- /*---tx_mgmt---*/
- /* Write mgmt frame to this file to send it */
- static ssize_t wil_write_file_txmgmt(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- struct wiphy *wiphy = wil_to_wiphy(wil);
- struct wireless_dev *wdev = wil_to_wdev(wil);
- struct cfg80211_mgmt_tx_params params;
- int rc;
- void *frame = kmalloc(len, GFP_KERNEL);
- if (!frame)
- return -ENOMEM;
- if (copy_from_user(frame, buf, len)) {
- kfree(frame);
- return -EIO;
- }
- params.buf = frame;
- params.len = len;
- params.chan = wdev->preset_chandef.chan;
- rc = wil_cfg80211_mgmt_tx(wiphy, wdev, ¶ms, NULL);
- kfree(frame);
- wil_info(wil, "%s() -> %d\n", __func__, rc);
- return len;
- }
- static const struct file_operations fops_txmgmt = {
- .write = wil_write_file_txmgmt,
- .open = simple_open,
- };
- /* Write WMI command (w/o mbox header) to this file to send it
- * WMI starts from wil6210_mbox_hdr_wmi header
- */
- static ssize_t wil_write_file_wmi(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- struct wil6210_mbox_hdr_wmi *wmi;
- void *cmd;
- int cmdlen = len - sizeof(struct wil6210_mbox_hdr_wmi);
- u16 cmdid;
- int rc, rc1;
- if (cmdlen <= 0)
- return -EINVAL;
- wmi = kmalloc(len, GFP_KERNEL);
- if (!wmi)
- return -ENOMEM;
- rc = simple_write_to_buffer(wmi, len, ppos, buf, len);
- if (rc < 0) {
- kfree(wmi);
- return rc;
- }
- cmd = &wmi[1];
- cmdid = le16_to_cpu(wmi->id);
- rc1 = wmi_send(wil, cmdid, cmd, cmdlen);
- kfree(wmi);
- wil_info(wil, "%s(0x%04x[%d]) -> %d\n", __func__, cmdid, cmdlen, rc1);
- return rc;
- }
- static const struct file_operations fops_wmi = {
- .write = wil_write_file_wmi,
- .open = simple_open,
- };
- static void wil_seq_print_skb(struct seq_file *s, struct sk_buff *skb)
- {
- int i = 0;
- int len = skb_headlen(skb);
- void *p = skb->data;
- int nr_frags = skb_shinfo(skb)->nr_frags;
- seq_printf(s, " len = %d\n", len);
- wil_seq_hexdump(s, p, len, " : ");
- if (nr_frags) {
- seq_printf(s, " nr_frags = %d\n", nr_frags);
- for (i = 0; i < nr_frags; i++) {
- const struct skb_frag_struct *frag =
- &skb_shinfo(skb)->frags[i];
- len = skb_frag_size(frag);
- p = skb_frag_address_safe(frag);
- seq_printf(s, " [%2d] : len = %d\n", i, len);
- wil_seq_hexdump(s, p, len, " : ");
- }
- }
- }
- /*---------Tx/Rx descriptor------------*/
- static int wil_txdesc_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- struct vring *vring;
- bool tx = (dbg_vring_index < WIL6210_MAX_TX_RINGS);
- vring = tx ? &wil->vring_tx[dbg_vring_index] : &wil->vring_rx;
- if (!vring->va) {
- if (tx)
- seq_printf(s, "No Tx[%2d] VRING\n", dbg_vring_index);
- else
- seq_puts(s, "No Rx VRING\n");
- return 0;
- }
- if (dbg_txdesc_index < vring->size) {
- /* use struct vring_tx_desc for Rx as well,
- * only field used, .dma.length, is the same
- */
- volatile struct vring_tx_desc *d =
- &vring->va[dbg_txdesc_index].tx;
- volatile u32 *u = (volatile u32 *)d;
- struct sk_buff *skb = vring->ctx[dbg_txdesc_index].skb;
- if (tx)
- seq_printf(s, "Tx[%2d][%3d] = {\n", dbg_vring_index,
- dbg_txdesc_index);
- else
- seq_printf(s, "Rx[%3d] = {\n", dbg_txdesc_index);
- seq_printf(s, " MAC = 0x%08x 0x%08x 0x%08x 0x%08x\n",
- u[0], u[1], u[2], u[3]);
- seq_printf(s, " DMA = 0x%08x 0x%08x 0x%08x 0x%08x\n",
- u[4], u[5], u[6], u[7]);
- seq_printf(s, " SKB = 0x%p\n", skb);
- if (skb) {
- skb_get(skb);
- wil_seq_print_skb(s, skb);
- kfree_skb(skb);
- }
- seq_puts(s, "}\n");
- } else {
- if (tx)
- seq_printf(s, "[%2d] TxDesc index (%d) >= size (%d)\n",
- dbg_vring_index, dbg_txdesc_index,
- vring->size);
- else
- seq_printf(s, "RxDesc index (%d) >= size (%d)\n",
- dbg_txdesc_index, vring->size);
- }
- return 0;
- }
- static int wil_txdesc_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_txdesc_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_txdesc = {
- .open = wil_txdesc_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*---------beamforming------------*/
- static char *wil_bfstatus_str(u32 status)
- {
- switch (status) {
- case 0:
- return "Failed";
- case 1:
- return "OK";
- case 2:
- return "Retrying";
- default:
- return "??";
- }
- }
- static bool is_all_zeros(void * const x_, size_t sz)
- {
- /* if reply is all-0, ignore this CID */
- u32 *x = x_;
- int n;
- for (n = 0; n < sz / sizeof(*x); n++)
- if (x[n])
- return false;
- return true;
- }
- static int wil_bf_debugfs_show(struct seq_file *s, void *data)
- {
- int rc;
- int i;
- struct wil6210_priv *wil = s->private;
- struct wmi_notify_req_cmd cmd = {
- .interval_usec = 0,
- };
- struct {
- struct wil6210_mbox_hdr_wmi wmi;
- struct wmi_notify_req_done_event evt;
- } __packed reply;
- for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
- u32 status;
- cmd.cid = i;
- rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, &cmd, sizeof(cmd),
- WMI_NOTIFY_REQ_DONE_EVENTID, &reply,
- sizeof(reply), 20);
- /* if reply is all-0, ignore this CID */
- if (rc || is_all_zeros(&reply.evt, sizeof(reply.evt)))
- continue;
- status = le32_to_cpu(reply.evt.status);
- seq_printf(s, "CID %d {\n"
- " TSF = 0x%016llx\n"
- " TxMCS = %2d TxTpt = %4d\n"
- " SQI = %4d\n"
- " Status = 0x%08x %s\n"
- " Sectors(rx:tx) my %2d:%2d peer %2d:%2d\n"
- " Goodput(rx:tx) %4d:%4d\n"
- "}\n",
- i,
- le64_to_cpu(reply.evt.tsf),
- le16_to_cpu(reply.evt.bf_mcs),
- le32_to_cpu(reply.evt.tx_tpt),
- reply.evt.sqi,
- status, wil_bfstatus_str(status),
- le16_to_cpu(reply.evt.my_rx_sector),
- le16_to_cpu(reply.evt.my_tx_sector),
- le16_to_cpu(reply.evt.other_rx_sector),
- le16_to_cpu(reply.evt.other_tx_sector),
- le32_to_cpu(reply.evt.rx_goodput),
- le32_to_cpu(reply.evt.tx_goodput));
- }
- return 0;
- }
- static int wil_bf_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_bf_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_bf = {
- .open = wil_bf_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*---------SSID------------*/
- static ssize_t wil_read_file_ssid(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- struct wireless_dev *wdev = wil_to_wdev(wil);
- return simple_read_from_buffer(user_buf, count, ppos,
- wdev->ssid, wdev->ssid_len);
- }
- static ssize_t wil_write_file_ssid(struct file *file, const char __user *buf,
- size_t count, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- struct wireless_dev *wdev = wil_to_wdev(wil);
- struct net_device *ndev = wil_to_ndev(wil);
- if (*ppos != 0) {
- wil_err(wil, "Unable to set SSID substring from [%d]\n",
- (int)*ppos);
- return -EINVAL;
- }
- if (count > sizeof(wdev->ssid)) {
- wil_err(wil, "SSID too long, len = %d\n", (int)count);
- return -EINVAL;
- }
- if (netif_running(ndev)) {
- wil_err(wil, "Unable to change SSID on running interface\n");
- return -EINVAL;
- }
- wdev->ssid_len = count;
- return simple_write_to_buffer(wdev->ssid, wdev->ssid_len, ppos,
- buf, count);
- }
- static const struct file_operations fops_ssid = {
- .read = wil_read_file_ssid,
- .write = wil_write_file_ssid,
- .open = simple_open,
- };
- /*---------temp------------*/
- static void print_temp(struct seq_file *s, const char *prefix, u32 t)
- {
- switch (t) {
- case 0:
- case ~(u32)0:
- seq_printf(s, "%s N/A\n", prefix);
- break;
- default:
- seq_printf(s, "%s %d.%03d\n", prefix, t / 1000, t % 1000);
- break;
- }
- }
- static int wil_temp_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- u32 t_m, t_r;
- int rc = wmi_get_temperature(wil, &t_m, &t_r);
- if (rc) {
- seq_puts(s, "Failed\n");
- return 0;
- }
- print_temp(s, "T_mac =", t_m);
- print_temp(s, "T_radio =", t_r);
- return 0;
- }
- static int wil_temp_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_temp_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_temp = {
- .open = wil_temp_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*---------freq------------*/
- static int wil_freq_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- struct wireless_dev *wdev = wil_to_wdev(wil);
- u16 freq = wdev->chandef.chan ? wdev->chandef.chan->center_freq : 0;
- seq_printf(s, "Freq = %d\n", freq);
- return 0;
- }
- static int wil_freq_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_freq_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_freq = {
- .open = wil_freq_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*---------link------------*/
- static int wil_link_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- struct station_info sinfo;
- int i, rc;
- for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
- struct wil_sta_info *p = &wil->sta[i];
- char *status = "unknown";
- switch (p->status) {
- case wil_sta_unused:
- status = "unused ";
- break;
- case wil_sta_conn_pending:
- status = "pending ";
- break;
- case wil_sta_connected:
- status = "connected";
- break;
- }
- seq_printf(s, "[%d] %pM %s\n", i, p->addr, status);
- if (p->status == wil_sta_connected) {
- rc = wil_cid_fill_sinfo(wil, i, &sinfo);
- if (rc)
- return rc;
- seq_printf(s, " Tx_mcs = %d\n", sinfo.txrate.mcs);
- seq_printf(s, " Rx_mcs = %d\n", sinfo.rxrate.mcs);
- seq_printf(s, " SQ = %d\n", sinfo.signal);
- }
- }
- return 0;
- }
- static int wil_link_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_link_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_link = {
- .open = wil_link_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*---------info------------*/
- static int wil_info_debugfs_show(struct seq_file *s, void *data)
- {
- struct wil6210_priv *wil = s->private;
- struct net_device *ndev = wil_to_ndev(wil);
- int is_ac = power_supply_is_system_supplied();
- int rx = atomic_xchg(&wil->isr_count_rx, 0);
- int tx = atomic_xchg(&wil->isr_count_tx, 0);
- static ulong rxf_old, txf_old;
- ulong rxf = ndev->stats.rx_packets;
- ulong txf = ndev->stats.tx_packets;
- unsigned int i;
- /* >0 : AC; 0 : battery; <0 : error */
- seq_printf(s, "AC powered : %d\n", is_ac);
- seq_printf(s, "Rx irqs:packets : %8d : %8ld\n", rx, rxf - rxf_old);
- seq_printf(s, "Tx irqs:packets : %8d : %8ld\n", tx, txf - txf_old);
- rxf_old = rxf;
- txf_old = txf;
- #define CHECK_QSTATE(x) (state & BIT(__QUEUE_STATE_ ## x)) ? \
- " " __stringify(x) : ""
- for (i = 0; i < ndev->num_tx_queues; i++) {
- struct netdev_queue *txq = netdev_get_tx_queue(ndev, i);
- unsigned long state = txq->state;
- seq_printf(s, "Tx queue[%i] state : 0x%lx%s%s%s\n", i, state,
- CHECK_QSTATE(DRV_XOFF),
- CHECK_QSTATE(STACK_XOFF),
- CHECK_QSTATE(FROZEN)
- );
- }
- #undef CHECK_QSTATE
- return 0;
- }
- static int wil_info_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_info_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_info = {
- .open = wil_info_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*---------recovery------------*/
- /* mode = [manual|auto]
- * state = [idle|pending|running]
- */
- static ssize_t wil_read_file_recovery(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- char buf[80];
- int n;
- static const char * const sstate[] = {"idle", "pending", "running"};
- n = snprintf(buf, sizeof(buf), "mode = %s\nstate = %s\n",
- no_fw_recovery ? "manual" : "auto",
- sstate[wil->recovery_state]);
- n = min_t(int, n, sizeof(buf));
- return simple_read_from_buffer(user_buf, count, ppos,
- buf, n);
- }
- static ssize_t wil_write_file_recovery(struct file *file,
- const char __user *buf_,
- size_t count, loff_t *ppos)
- {
- struct wil6210_priv *wil = file->private_data;
- static const char run_command[] = "run";
- char buf[sizeof(run_command) + 1]; /* to detect "runx" */
- ssize_t rc;
- if (wil->recovery_state != fw_recovery_pending) {
- wil_err(wil, "No recovery pending\n");
- return -EINVAL;
- }
- if (*ppos != 0) {
- wil_err(wil, "Offset [%d]\n", (int)*ppos);
- return -EINVAL;
- }
- if (count > sizeof(buf)) {
- wil_err(wil, "Input too long, len = %d\n", (int)count);
- return -EINVAL;
- }
- rc = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, buf_, count);
- if (rc < 0)
- return rc;
- buf[rc] = '\0';
- if (0 == strcmp(buf, run_command))
- wil_set_recovery_state(wil, fw_recovery_running);
- else
- wil_err(wil, "Bad recovery command \"%s\"\n", buf);
- return rc;
- }
- static const struct file_operations fops_recovery = {
- .read = wil_read_file_recovery,
- .write = wil_write_file_recovery,
- .open = simple_open,
- };
- /*---------Station matrix------------*/
- static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r)
- {
- int i;
- u16 index = ((r->head_seq_num - r->ssn) & 0xfff) % r->buf_size;
- unsigned long long drop_dup = r->drop_dup, drop_old = r->drop_old;
- seq_printf(s, "([%2d] %3d TU) 0x%03x [", r->buf_size, r->timeout,
- r->head_seq_num);
- for (i = 0; i < r->buf_size; i++) {
- if (i == index)
- seq_printf(s, "%c", r->reorder_buf[i] ? 'O' : '|');
- else
- seq_printf(s, "%c", r->reorder_buf[i] ? '*' : '_');
- }
- seq_printf(s,
- "] total %llu drop %llu (dup %llu + old %llu) last 0x%03x\n",
- r->total, drop_dup + drop_old, drop_dup, drop_old,
- r->ssn_last_drop);
- }
- static int wil_sta_debugfs_show(struct seq_file *s, void *data)
- __acquires(&p->tid_rx_lock) __releases(&p->tid_rx_lock)
- {
- struct wil6210_priv *wil = s->private;
- int i, tid, mcs;
- for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
- struct wil_sta_info *p = &wil->sta[i];
- char *status = "unknown";
- switch (p->status) {
- case wil_sta_unused:
- status = "unused ";
- break;
- case wil_sta_conn_pending:
- status = "pending ";
- break;
- case wil_sta_connected:
- status = "connected";
- break;
- }
- seq_printf(s, "[%d] %pM %s\n", i, p->addr, status);
- if (p->status == wil_sta_connected) {
- spin_lock_bh(&p->tid_rx_lock);
- for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
- struct wil_tid_ampdu_rx *r = p->tid_rx[tid];
- if (r) {
- seq_printf(s, "[%2d] ", tid);
- wil_print_rxtid(s, r);
- }
- }
- spin_unlock_bh(&p->tid_rx_lock);
- seq_printf(s,
- "Rx invalid frame: non-data %lu, short %lu, large %lu\n",
- p->stats.rx_non_data_frame,
- p->stats.rx_short_frame,
- p->stats.rx_large_frame);
- seq_puts(s, "Rx/MCS:");
- for (mcs = 0; mcs < ARRAY_SIZE(p->stats.rx_per_mcs);
- mcs++)
- seq_printf(s, " %lld",
- p->stats.rx_per_mcs[mcs]);
- seq_puts(s, "\n");
- }
- }
- return 0;
- }
- static int wil_sta_seq_open(struct inode *inode, struct file *file)
- {
- return single_open(file, wil_sta_debugfs_show, inode->i_private);
- }
- static const struct file_operations fops_sta = {
- .open = wil_sta_seq_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek,
- };
- /*----------------*/
- static void wil6210_debugfs_init_blobs(struct wil6210_priv *wil,
- struct dentry *dbg)
- {
- int i;
- char name[32];
- for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) {
- struct debugfs_blob_wrapper *blob = &wil->blobs[i];
- const struct fw_map *map = &fw_mapping[i];
- if (!map->name)
- continue;
- blob->data = (void * __force)wil->csr + HOSTADDR(map->host);
- blob->size = map->to - map->from;
- snprintf(name, sizeof(name), "blob_%s", map->name);
- wil_debugfs_create_ioblob(name, S_IRUGO, dbg, blob);
- }
- }
- /* misc files */
- static const struct {
- const char *name;
- umode_t mode;
- const struct file_operations *fops;
- } dbg_files[] = {
- {"mbox", S_IRUGO, &fops_mbox},
- {"vrings", S_IRUGO, &fops_vring},
- {"stations", S_IRUGO, &fops_sta},
- {"desc", S_IRUGO, &fops_txdesc},
- {"bf", S_IRUGO, &fops_bf},
- {"ssid", S_IRUGO | S_IWUSR, &fops_ssid},
- {"mem_val", S_IRUGO, &fops_memread},
- {"reset", S_IWUSR, &fops_reset},
- {"rxon", S_IWUSR, &fops_rxon},
- {"tx_mgmt", S_IWUSR, &fops_txmgmt},
- {"wmi_send", S_IWUSR, &fops_wmi},
- {"back", S_IRUGO | S_IWUSR, &fops_back},
- {"pmccfg", S_IRUGO | S_IWUSR, &fops_pmccfg},
- {"pmcdata", S_IRUGO, &fops_pmcdata},
- {"temp", S_IRUGO, &fops_temp},
- {"freq", S_IRUGO, &fops_freq},
- {"link", S_IRUGO, &fops_link},
- {"info", S_IRUGO, &fops_info},
- {"recovery", S_IRUGO | S_IWUSR, &fops_recovery},
- };
- static void wil6210_debugfs_init_files(struct wil6210_priv *wil,
- struct dentry *dbg)
- {
- int i;
- for (i = 0; i < ARRAY_SIZE(dbg_files); i++)
- debugfs_create_file(dbg_files[i].name, dbg_files[i].mode, dbg,
- wil, dbg_files[i].fops);
- }
- /* interrupt control blocks */
- static const struct {
- const char *name;
- u32 icr_off;
- } dbg_icr[] = {
- {"USER_ICR", HOSTADDR(RGF_USER_USER_ICR)},
- {"DMA_EP_TX_ICR", HOSTADDR(RGF_DMA_EP_TX_ICR)},
- {"DMA_EP_RX_ICR", HOSTADDR(RGF_DMA_EP_RX_ICR)},
- {"DMA_EP_MISC_ICR", HOSTADDR(RGF_DMA_EP_MISC_ICR)},
- };
- static void wil6210_debugfs_init_isr(struct wil6210_priv *wil,
- struct dentry *dbg)
- {
- int i;
- for (i = 0; i < ARRAY_SIZE(dbg_icr); i++)
- wil6210_debugfs_create_ISR(wil, dbg_icr[i].name, dbg,
- dbg_icr[i].icr_off);
- }
- #define WIL_FIELD(name, mode, type) { __stringify(name), mode, \
- offsetof(struct wil6210_priv, name), type}
- /* fields in struct wil6210_priv */
- static const struct dbg_off dbg_wil_off[] = {
- WIL_FIELD(privacy, S_IRUGO, doff_u32),
- WIL_FIELD(status[0], S_IRUGO | S_IWUSR, doff_ulong),
- WIL_FIELD(fw_version, S_IRUGO, doff_u32),
- WIL_FIELD(hw_version, S_IRUGO, doff_x32),
- WIL_FIELD(recovery_count, S_IRUGO, doff_u32),
- WIL_FIELD(ap_isolate, S_IRUGO, doff_u32),
- {},
- };
- static const struct dbg_off dbg_wil_regs[] = {
- {"RGF_MAC_MTRL_COUNTER_0", S_IRUGO, HOSTADDR(RGF_MAC_MTRL_COUNTER_0),
- doff_io32},
- {"RGF_USER_USAGE_1", S_IRUGO, HOSTADDR(RGF_USER_USAGE_1), doff_io32},
- {},
- };
- /* static parameters */
- static const struct dbg_off dbg_statics[] = {
- {"desc_index", S_IRUGO | S_IWUSR, (ulong)&dbg_txdesc_index, doff_u32},
- {"vring_index", S_IRUGO | S_IWUSR, (ulong)&dbg_vring_index, doff_u32},
- {"mem_addr", S_IRUGO | S_IWUSR, (ulong)&mem_addr, doff_u32},
- {"vring_idle_trsh", S_IRUGO | S_IWUSR, (ulong)&vring_idle_trsh,
- doff_u32},
- {},
- };
- int wil6210_debugfs_init(struct wil6210_priv *wil)
- {
- struct dentry *dbg = wil->debug = debugfs_create_dir(WIL_NAME,
- wil_to_wiphy(wil)->debugfsdir);
- if (IS_ERR_OR_NULL(dbg))
- return -ENODEV;
- wil_pmc_init(wil);
- wil6210_debugfs_init_files(wil, dbg);
- wil6210_debugfs_init_isr(wil, dbg);
- wil6210_debugfs_init_blobs(wil, dbg);
- wil6210_debugfs_init_offset(wil, dbg, wil, dbg_wil_off);
- wil6210_debugfs_init_offset(wil, dbg, (void * __force)wil->csr,
- dbg_wil_regs);
- wil6210_debugfs_init_offset(wil, dbg, NULL, dbg_statics);
- wil6210_debugfs_create_pseudo_ISR(wil, dbg);
- wil6210_debugfs_create_ITR_CNT(wil, dbg);
- return 0;
- }
- void wil6210_debugfs_remove(struct wil6210_priv *wil)
- {
- debugfs_remove_recursive(wil->debug);
- wil->debug = NULL;
- /* free pmc memory without sending command to fw, as it will
- * be reset on the way down anyway
- */
- wil_pmc_free(wil, false);
- }
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