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authorJohannes Berg <johannes.berg@intel.com>2014-01-06 15:47:15 +0100
committerJohannes Berg <johannes.berg@intel.com>2014-01-06 15:47:15 +0100
commit4cd3c4ecfcbf07fe58ce7de4de61cf85ddc10e78 (patch)
tree1cf4926db5d89305e43d6ee1be3590a97df3b9cf /net/mac80211
parente03ad6eade141daf0df07f1c312e8ae702327939 (diff)
downloadlinux-4cd3c4ecfcbf07fe58ce7de4de61cf85ddc10e78.tar.bz2
mac80211: clean up netdev debugfs macros a bit
Clean up the file macros a bit and use that to remove the unnecessary format function for the tkip MIC test file that really is write-only. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/debugfs_netdev.c60
1 files changed, 33 insertions, 27 deletions
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 04b5a14c8a05..b62cbe82954c 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -133,7 +133,15 @@ static ssize_t ieee80211_if_fmt_##name( \
jiffies_to_msecs(sdata->field)); \
}
-#define __IEEE80211_IF_FILE(name, _write) \
+#define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
+static const struct file_operations name##_ops = { \
+ .read = (_read), \
+ .write = (_write), \
+ .open = simple_open, \
+ .llseek = generic_file_llseek, \
+}
+
+#define _IEEE80211_IF_FILE_R_FN(name) \
static ssize_t ieee80211_if_read_##name(struct file *file, \
char __user *userbuf, \
size_t count, loff_t *ppos) \
@@ -141,28 +149,34 @@ static ssize_t ieee80211_if_read_##name(struct file *file, \
return ieee80211_if_read(file->private_data, \
userbuf, count, ppos, \
ieee80211_if_fmt_##name); \
-} \
-static const struct file_operations name##_ops = { \
- .read = ieee80211_if_read_##name, \
- .write = (_write), \
- .open = simple_open, \
- .llseek = generic_file_llseek, \
}
-#define __IEEE80211_IF_FILE_W(name) \
+#define _IEEE80211_IF_FILE_W_FN(name) \
static ssize_t ieee80211_if_write_##name(struct file *file, \
const char __user *userbuf, \
size_t count, loff_t *ppos) \
{ \
return ieee80211_if_write(file->private_data, userbuf, count, \
ppos, ieee80211_if_parse_##name); \
-} \
-__IEEE80211_IF_FILE(name, ieee80211_if_write_##name)
+}
+
+#define IEEE80211_IF_FILE_R(name) \
+ _IEEE80211_IF_FILE_R_FN(name) \
+ _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, NULL)
+
+#define IEEE80211_IF_FILE_W(name) \
+ _IEEE80211_IF_FILE_W_FN(name) \
+ _IEEE80211_IF_FILE_OPS(name, NULL, ieee80211_if_write_##name)
+#define IEEE80211_IF_FILE_RW(name) \
+ _IEEE80211_IF_FILE_R_FN(name) \
+ _IEEE80211_IF_FILE_W_FN(name) \
+ _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, \
+ ieee80211_if_write_##name)
#define IEEE80211_IF_FILE(name, field, format) \
- IEEE80211_IF_FMT_##format(name, field) \
- __IEEE80211_IF_FILE(name, NULL)
+ IEEE80211_IF_FMT_##format(name, field) \
+ IEEE80211_IF_FILE_R(name)
/* common attributes */
IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC);
@@ -199,7 +213,7 @@ ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
return len;
}
-__IEEE80211_IF_FILE(hw_queues, NULL);
+IEEE80211_IF_FILE_R(hw_queues);
/* STA attributes */
IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
@@ -275,14 +289,7 @@ static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
return -EINVAL;
}
-
-__IEEE80211_IF_FILE_W(smps);
-
-static ssize_t ieee80211_if_fmt_tkip_mic_test(
- const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
-{
- return -EOPNOTSUPP;
-}
+IEEE80211_IF_FILE_RW(smps);
static ssize_t ieee80211_if_parse_tkip_mic_test(
struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
@@ -349,8 +356,7 @@ static ssize_t ieee80211_if_parse_tkip_mic_test(
return buflen;
}
-
-__IEEE80211_IF_FILE_W(tkip_mic_test);
+IEEE80211_IF_FILE_W(tkip_mic_test);
static ssize_t ieee80211_if_fmt_uapsd_queues(
const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
@@ -378,7 +384,7 @@ static ssize_t ieee80211_if_parse_uapsd_queues(
return buflen;
}
-__IEEE80211_IF_FILE_W(uapsd_queues);
+IEEE80211_IF_FILE_RW(uapsd_queues);
static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
@@ -406,7 +412,7 @@ static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
return buflen;
}
-__IEEE80211_IF_FILE_W(uapsd_max_sp_len);
+IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
/* AP attributes */
IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
@@ -419,7 +425,7 @@ static ssize_t ieee80211_if_fmt_num_buffered_multicast(
return scnprintf(buf, buflen, "%u\n",
skb_queue_len(&sdata->u.ap.ps.bc_buf));
}
-__IEEE80211_IF_FILE(num_buffered_multicast, NULL);
+IEEE80211_IF_FILE_R(num_buffered_multicast);
/* IBSS attributes */
static ssize_t ieee80211_if_fmt_tsf(
@@ -470,7 +476,7 @@ static ssize_t ieee80211_if_parse_tsf(
return buflen;
}
-__IEEE80211_IF_FILE_W(tsf);
+IEEE80211_IF_FILE_RW(tsf);
/* WDS attributes */