diff options
Diffstat (limited to 'drivers/staging/wilc1000/wilc_debugfs.c')
-rw-r--r-- | drivers/staging/wilc1000/wilc_debugfs.c | 53 |
1 files changed, 7 insertions, 46 deletions
diff --git a/drivers/staging/wilc1000/wilc_debugfs.c b/drivers/staging/wilc1000/wilc_debugfs.c index 27c653a0cdf9..fcbc95d19d8e 100644 --- a/drivers/staging/wilc1000/wilc_debugfs.c +++ b/drivers/staging/wilc1000/wilc_debugfs.c @@ -23,11 +23,12 @@ static struct dentry *wilc_dir; /* * -------------------------------------------------------------------------------- */ +#define DEBUG BIT(0) +#define INFO BIT(1) +#define WRN BIT(2) +#define ERR BIT(3) -#define DBG_REGION_ALL (GENERIC_DBG | HOSTAPD_DBG | HOSTINF_DBG | CORECONFIG_DBG | CFG80211_DBG | INT_DBG | TX_DBG | RX_DBG | LOCK_DBG | INIT_DBG | BUS_DBG | MEM_DBG) #define DBG_LEVEL_ALL (DEBUG | INFO | WRN | ERR) -atomic_t WILC_REGION = ATOMIC_INIT(INIT_DBG | GENERIC_DBG | CFG80211_DBG | FIRM_DBG | HOSTAPD_DBG); -EXPORT_SYMBOL_GPL(WILC_REGION); atomic_t WILC_DEBUG_LEVEL = ATOMIC_INIT(ERR); EXPORT_SYMBOL_GPL(WILC_DEBUG_LEVEL); @@ -68,48 +69,9 @@ static ssize_t wilc_debug_level_write(struct file *filp, const char __user *buf, atomic_set(&WILC_DEBUG_LEVEL, (int)flag); if (flag == 0) - printk("Debug-level disabled\n"); + printk(KERN_INFO "Debug-level disabled\n"); else - printk("Debug-level enabled\n"); - - return count; -} - -static ssize_t wilc_debug_region_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) -{ - char buf[128]; - int res = 0; - - /* only allow read from start */ - if (*ppos > 0) - return 0; - - res = scnprintf(buf, sizeof(buf), "Debug region: %x\n", atomic_read(&WILC_REGION)); - - return simple_read_from_buffer(userbuf, count, ppos, buf, res); -} - -static ssize_t wilc_debug_region_write(struct file *filp, const char *buf, size_t count, loff_t *ppos) -{ - char buffer[128] = {}; - int flag; - - if (count > sizeof(buffer)) - return -EINVAL; - - if (copy_from_user(buffer, buf, count)) { - return -EFAULT; - } - - flag = buffer[0] - '0'; - - if (flag > DBG_REGION_ALL) { - printk("%s, value (0x%08x) is out of range, stay previous flag (0x%08x)\n", __func__, flag, atomic_read(&WILC_REGION)); - return -EFAULT; - } - - atomic_set(&WILC_REGION, (int)flag); - printk("new debug-region is %x\n", atomic_read(&WILC_REGION)); + printk(KERN_INFO "Debug-level enabled\n"); return count; } @@ -130,12 +92,11 @@ struct wilc_debugfs_info_t { const char *name; int perm; unsigned int data; - struct file_operations fops; + const struct file_operations fops; }; static struct wilc_debugfs_info_t debugfs_info[] = { { "wilc_debug_level", 0666, (DEBUG | ERR), FOPS(NULL, wilc_debug_level_read, wilc_debug_level_write, NULL), }, - { "wilc_debug_region", 0666, (INIT_DBG | GENERIC_DBG | CFG80211_DBG), FOPS(NULL, wilc_debug_region_read, wilc_debug_region_write, NULL), }, }; static int __init wilc_debugfs_init(void) |