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path: root/drivers/net/wireless/ath/wil6210/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/debugfs.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/debugfs.c137
1 files changed, 129 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index b338a09175ad..a8098b406cc0 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -171,6 +171,8 @@ static void wil_print_ring(struct seq_file *s, const char *prefix,
int rsize;
uint i;
+ wil_halp_vote(wil);
+
wil_memcpy_fromio_32(&r, off, sizeof(r));
wil_mbox_ring_le2cpus(&r);
/*
@@ -236,6 +238,7 @@ static void wil_print_ring(struct seq_file *s, const char *prefix,
}
out:
seq_puts(s, "}\n");
+ wil_halp_unvote(wil);
}
static int wil_mbox_debugfs_show(struct seq_file *s, void *data)
@@ -500,9 +503,9 @@ 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;
+ struct wil_blob_wrapper *wil_blob = file->private_data;
loff_t pos = *ppos;
- size_t available = blob->size;
+ size_t available = wil_blob->blob.size;
void *buf;
size_t ret;
@@ -521,8 +524,9 @@ static ssize_t wil_read_file_ioblob(struct file *file, char __user *user_buf,
if (!buf)
return -ENOMEM;
- wil_memcpy_fromio_32(buf, (const volatile void __iomem *)blob->data +
- pos, count);
+ wil_memcpy_fromio_halp_vote(wil_blob->wil, buf,
+ (const volatile void __iomem *)
+ wil_blob->blob.data + pos, count);
ret = copy_to_user(user_buf, buf, count);
kfree(buf);
@@ -545,9 +549,9 @@ static
struct dentry *wil_debugfs_create_ioblob(const char *name,
umode_t mode,
struct dentry *parent,
- struct debugfs_blob_wrapper *blob)
+ struct wil_blob_wrapper *wil_blob)
{
- return debugfs_create_file(name, mode, parent, blob, &fops_ioblob);
+ return debugfs_create_file(name, mode, parent, wil_blob, &fops_ioblob);
}
/*---reset---*/
@@ -1437,6 +1441,118 @@ static const struct file_operations fops_sta = {
.llseek = seq_lseek,
};
+static ssize_t wil_read_file_led_cfg(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ char buf[80];
+ int n;
+
+ n = snprintf(buf, sizeof(buf),
+ "led_id is set to %d, echo 1 to enable, 0 to disable\n",
+ led_id);
+
+ n = min_t(int, n, sizeof(buf));
+
+ return simple_read_from_buffer(user_buf, count, ppos,
+ buf, n);
+}
+
+static ssize_t wil_write_file_led_cfg(struct file *file,
+ const char __user *buf_,
+ size_t count, loff_t *ppos)
+{
+ struct wil6210_priv *wil = file->private_data;
+ int val;
+ int rc;
+
+ rc = kstrtoint_from_user(buf_, count, 0, &val);
+ if (rc) {
+ wil_err(wil, "Invalid argument\n");
+ return rc;
+ }
+
+ wil_info(wil, "%s led %d\n", val ? "Enabling" : "Disabling", led_id);
+ rc = wmi_led_cfg(wil, val);
+ if (rc) {
+ wil_info(wil, "%s led %d failed\n",
+ val ? "Enabling" : "Disabling", led_id);
+ return rc;
+ }
+
+ return count;
+}
+
+static const struct file_operations fops_led_cfg = {
+ .read = wil_read_file_led_cfg,
+ .write = wil_write_file_led_cfg,
+ .open = simple_open,
+};
+
+/* led_blink_time, write:
+ * "<blink_on_slow> <blink_off_slow> <blink_on_med> <blink_off_med> <blink_on_fast> <blink_off_fast>
+ */
+static ssize_t wil_write_led_blink_time(struct file *file,
+ const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ int rc;
+ char *kbuf = kmalloc(len + 1, GFP_KERNEL);
+
+ 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, "%d %d %d %d %d %d",
+ &led_blink_time[WIL_LED_TIME_SLOW].on_ms,
+ &led_blink_time[WIL_LED_TIME_SLOW].off_ms,
+ &led_blink_time[WIL_LED_TIME_MED].on_ms,
+ &led_blink_time[WIL_LED_TIME_MED].off_ms,
+ &led_blink_time[WIL_LED_TIME_FAST].on_ms,
+ &led_blink_time[WIL_LED_TIME_FAST].off_ms);
+ kfree(kbuf);
+
+ if (rc < 0)
+ return rc;
+ if (rc < 6)
+ return -EINVAL;
+
+ return len;
+}
+
+static ssize_t wil_read_led_blink_time(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ static char text[400];
+
+ snprintf(text, sizeof(text),
+ "To set led blink on/off time variables write:\n"
+ "<blink_on_slow> <blink_off_slow> <blink_on_med> "
+ "<blink_off_med> <blink_on_fast> <blink_off_fast>\n"
+ "The current values are:\n"
+ "%d %d %d %d %d %d\n",
+ led_blink_time[WIL_LED_TIME_SLOW].on_ms,
+ led_blink_time[WIL_LED_TIME_SLOW].off_ms,
+ led_blink_time[WIL_LED_TIME_MED].on_ms,
+ led_blink_time[WIL_LED_TIME_MED].off_ms,
+ led_blink_time[WIL_LED_TIME_FAST].on_ms,
+ led_blink_time[WIL_LED_TIME_FAST].off_ms);
+
+ return simple_read_from_buffer(user_buf, count, ppos, text,
+ sizeof(text));
+}
+
+static const struct file_operations fops_led_blink_time = {
+ .read = wil_read_led_blink_time,
+ .write = wil_write_led_blink_time,
+ .open = simple_open,
+};
+
/*----------------*/
static void wil6210_debugfs_init_blobs(struct wil6210_priv *wil,
struct dentry *dbg)
@@ -1445,16 +1561,18 @@ static void wil6210_debugfs_init_blobs(struct wil6210_priv *wil,
char name[32];
for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) {
- struct debugfs_blob_wrapper *blob = &wil->blobs[i];
+ struct wil_blob_wrapper *wil_blob = &wil->blobs[i];
+ struct debugfs_blob_wrapper *blob = &wil_blob->blob;
const struct fw_map *map = &fw_mapping[i];
if (!map->name)
continue;
+ wil_blob->wil = wil;
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);
+ wil_debugfs_create_ioblob(name, S_IRUGO, dbg, wil_blob);
}
}
@@ -1483,6 +1601,8 @@ static const struct {
{"link", S_IRUGO, &fops_link},
{"info", S_IRUGO, &fops_info},
{"recovery", S_IRUGO | S_IWUSR, &fops_recovery},
+ {"led_cfg", S_IRUGO | S_IWUSR, &fops_led_cfg},
+ {"led_blink_time", S_IRUGO | S_IWUSR, &fops_led_blink_time},
};
static void wil6210_debugfs_init_files(struct wil6210_priv *wil,
@@ -1545,6 +1665,7 @@ static const struct dbg_off dbg_statics[] = {
{"mem_addr", S_IRUGO | S_IWUSR, (ulong)&mem_addr, doff_u32},
{"vring_idle_trsh", S_IRUGO | S_IWUSR, (ulong)&vring_idle_trsh,
doff_u32},
+ {"led_polarity", S_IRUGO | S_IWUSR, (ulong)&led_polarity, doff_u8},
{},
};