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path: root/drivers/net/wireless/ath5k/debug.c
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Diffstat (limited to 'drivers/net/wireless/ath5k/debug.c')
-rw-r--r--drivers/net/wireless/ath5k/debug.c53
1 files changed, 6 insertions, 47 deletions
diff --git a/drivers/net/wireless/ath5k/debug.c b/drivers/net/wireless/ath5k/debug.c
index ccaeb5c219d..9770bb3d40f 100644
--- a/drivers/net/wireless/ath5k/debug.c
+++ b/drivers/net/wireless/ath5k/debug.c
@@ -82,14 +82,14 @@ static int ath5k_debugfs_open(struct inode *inode, struct file *file)
/* debugfs: registers */
struct reg {
- char *name;
+ const char *name;
int addr;
};
#define REG_STRUCT_INIT(r) { #r, r }
/* just a few random registers, might want to add more */
-static struct reg regs[] = {
+static const struct reg regs[] = {
REG_STRUCT_INIT(AR5K_CR),
REG_STRUCT_INIT(AR5K_RXDP),
REG_STRUCT_INIT(AR5K_CFG),
@@ -142,7 +142,7 @@ static struct reg regs[] = {
static void *reg_start(struct seq_file *seq, loff_t *pos)
{
- return *pos < ARRAY_SIZE(regs) ? &regs[*pos] : NULL;
+ return *pos < ARRAY_SIZE(regs) ? (void *)&regs[*pos] : NULL;
}
static void reg_stop(struct seq_file *seq, void *p)
@@ -153,7 +153,7 @@ static void reg_stop(struct seq_file *seq, void *p)
static void *reg_next(struct seq_file *seq, void *p, loff_t *pos)
{
++*pos;
- return *pos < ARRAY_SIZE(regs) ? &regs[*pos] : NULL;
+ return *pos < ARRAY_SIZE(regs) ? (void *)&regs[*pos] : NULL;
}
static int reg_show(struct seq_file *seq, void *p)
@@ -165,7 +165,7 @@ static int reg_show(struct seq_file *seq, void *p)
return 0;
}
-static struct seq_operations register_seq_ops = {
+static const struct seq_operations register_seq_ops = {
.start = reg_start,
.next = reg_next,
.stop = reg_stop,
@@ -193,43 +193,6 @@ static const struct file_operations fops_registers = {
};
-/* debugfs: TSF */
-
-static ssize_t read_file_tsf(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ath5k_softc *sc = file->private_data;
- char buf[100];
- snprintf(buf, sizeof(buf), "0x%016llx\n",
- (unsigned long long)ath5k_hw_get_tsf64(sc->ah));
- return simple_read_from_buffer(user_buf, count, ppos, buf, 19);
-}
-
-static ssize_t write_file_tsf(struct file *file,
- const char __user *userbuf,
- size_t count, loff_t *ppos)
-{
- struct ath5k_softc *sc = file->private_data;
- char buf[20];
-
- if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
- return -EFAULT;
-
- if (strncmp(buf, "reset", 5) == 0) {
- ath5k_hw_reset_tsf(sc->ah);
- printk(KERN_INFO "debugfs reset TSF\n");
- }
- return count;
-}
-
-static const struct file_operations fops_tsf = {
- .read = read_file_tsf,
- .write = write_file_tsf,
- .open = ath5k_debugfs_open,
- .owner = THIS_MODULE,
-};
-
-
/* debugfs: beacons */
static ssize_t read_file_beacon(struct file *file, char __user *user_buf,
@@ -327,7 +290,7 @@ static const struct file_operations fops_reset = {
/* debugfs: debug level */
-static struct {
+static const struct {
enum ath5k_debug_level level;
const char *name;
const char *desc;
@@ -423,9 +386,6 @@ ath5k_debug_init_device(struct ath5k_softc *sc)
sc->debug.debugfs_registers = debugfs_create_file("registers", S_IRUGO,
sc->debug.debugfs_phydir, sc, &fops_registers);
- sc->debug.debugfs_tsf = debugfs_create_file("tsf", S_IWUSR | S_IRUGO,
- sc->debug.debugfs_phydir, sc, &fops_tsf);
-
sc->debug.debugfs_beacon = debugfs_create_file("beacon", S_IWUSR | S_IRUGO,
sc->debug.debugfs_phydir, sc, &fops_beacon);
@@ -444,7 +404,6 @@ ath5k_debug_finish_device(struct ath5k_softc *sc)
{
debugfs_remove(sc->debug.debugfs_debug);
debugfs_remove(sc->debug.debugfs_registers);
- debugfs_remove(sc->debug.debugfs_tsf);
debugfs_remove(sc->debug.debugfs_beacon);
debugfs_remove(sc->debug.debugfs_reset);
debugfs_remove(sc->debug.debugfs_phydir);