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authorEliad Peller <eliad@wizery.com>2011-09-21 15:06:11 +0400
committerJohn W. Linville <linville@tuxdriver.com>2011-09-27 22:27:48 +0400
commit37a41b4affa33bb237d3692bf51f1b5ebcaf29d8 (patch)
tree0201e166912d12bd8270b2117b11717756cfd5db /net/mac80211/debugfs_netdev.c
parent129321804e36721e71fadcab5b475bd37bf53044 (diff)
downloadlinux-37a41b4affa33bb237d3692bf51f1b5ebcaf29d8.tar.xz
mac80211: add ieee80211_vif param to tsf functions
TSF can be kept per vif. Add ieee80211_vif param to set/get/reset_tsf, and move the debugfs entries to the per-vif directory. Update all the drivers that implement these callbacks. Signed-off-by: Eliad Peller <eliad@wizery.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/debugfs_netdev.c')
-rw-r--r--net/mac80211/debugfs_netdev.c48
1 files changed, 47 insertions, 1 deletions
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index dd0462917518..9352819a986b 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -21,6 +21,7 @@
#include "rate.h"
#include "debugfs.h"
#include "debugfs_netdev.h"
+#include "driver-ops.h"
static ssize_t ieee80211_if_read(
struct ieee80211_sub_if_data *sdata,
@@ -331,6 +332,46 @@ static ssize_t ieee80211_if_fmt_num_buffered_multicast(
}
__IEEE80211_IF_FILE(num_buffered_multicast, NULL);
+/* IBSS attributes */
+static ssize_t ieee80211_if_fmt_tsf(
+ const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
+{
+ struct ieee80211_local *local = sdata->local;
+ u64 tsf;
+
+ tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
+
+ return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
+}
+
+static ssize_t ieee80211_if_parse_tsf(
+ struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
+{
+ struct ieee80211_local *local = sdata->local;
+ unsigned long long tsf;
+ int ret;
+
+ if (strncmp(buf, "reset", 5) == 0) {
+ if (local->ops->reset_tsf) {
+ drv_reset_tsf(local, sdata);
+ wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
+ }
+ } else {
+ ret = kstrtoull(buf, 10, &tsf);
+ if (ret < 0)
+ return -EINVAL;
+ if (local->ops->set_tsf) {
+ drv_set_tsf(local, sdata, tsf);
+ wiphy_info(local->hw.wiphy,
+ "debugfs set TSF to %#018llx\n", tsf);
+ }
+ }
+
+ return buflen;
+}
+__IEEE80211_IF_FILE_W(tsf);
+
+
/* WDS attributes */
IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
@@ -421,6 +462,11 @@ static void add_ap_files(struct ieee80211_sub_if_data *sdata)
DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
}
+static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
+{
+ DEBUGFS_ADD_MODE(tsf, 0600);
+}
+
static void add_wds_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(drop_unencrypted);
@@ -515,7 +561,7 @@ static void add_files(struct ieee80211_sub_if_data *sdata)
add_sta_files(sdata);
break;
case NL80211_IFTYPE_ADHOC:
- /* XXX */
+ add_ibss_files(sdata);
break;
case NL80211_IFTYPE_AP:
add_ap_files(sdata);