static ssize_t wilc_debug_level_write(struct file *filp,
const char __user *buf, size_t count,
loff_t *ppos)
{
int flag = 0;
int ret;
ret = kstrtouint_from_user(buf, count, 16, &flag);
if (ret)
return ret;
if (flag > DBG_LEVEL_ALL) {
pr_info("%s, value (0x%08x) is out of range, stay previous flag (0x%08x)\n",
__func__, flag, atomic_read(&WILC_DEBUG_LEVEL));
return -EINVAL;
}
atomic_set(&WILC_DEBUG_LEVEL, (int)flag);
if (flag == 0)
pr_info("Debug-level disabled\n");
else
pr_info("Debug-level enabled\n");
return count;
}
static ssize_t diag_gpiomask_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
{
int err = kstrtouint_from_user(buf, count, 0, &gpiomask);
if (err)
return err;
if (platform.buttons) {
unregister_buttons(platform.buttons);
register_buttons(platform.buttons);
}
if (platform.leds) {
unregister_leds(platform.leds);
register_leds(platform.leds);
}
return count;
}
static ssize_t
gss_lk_proc_dl_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
unsigned int val;
int rc;
rc = kstrtouint_from_user(buffer, count, 0, &val);
if (rc < 0)
return rc;
if (val > 4)
return -ERANGE;
gss_lk_debug_level = val;
return count;
}
/**
* lttng_filter_event_write - trigger a lttng_test_filter_event
* @file: file pointer
* @user_buf: user string
* @count: length to copy
*
* Return -1 on error, with EFAULT errno. Returns count on success.
*/
static
ssize_t lttng_test_filter_event_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
unsigned int nr_iter;
ssize_t written;
int ret;
/* Get the number of iterations */
ret = kstrtouint_from_user(user_buf, count, 10, &nr_iter);
if (ret) {
written = ret;
goto end;
}
/* Trace the event */
trace_test_event(nr_iter);
written = count;
*ppos += written;
end:
return written;
}
