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authorNadim Zubidat <nadimz@ti.com>2014-02-10 13:47:17 +0200
committerJohn W. Linville <linville@tuxdriver.com>2014-02-13 15:20:14 -0500
commit02d0727ca3b0bc8194bd69cd52ddf9e4e2910890 (patch)
tree7dff27a2eaba17831ca6811cb56823b01ff3a59e
parentbb6bd25c08738ace7102a550a15481e70bc31ee8 (diff)
downloadmac80211-next-csa-02d0727ca3b0bc8194bd69cd52ddf9e4e2910890.tar.gz
wlcore: memset wl->rx_filter_enabled to zero after recovery
zero rx_filter_enabled array after recovery to avoid cases were the driver will keep trying to clear a filter which is not configured in FW. Such case will cause consecutive recoveries due to command execution failures. While on it, convert rx_filter_enabled to bitmap, to save some memory and make sparse happy (it doesn't like sizeof(bool array)). Signed-off-by: Nadim Zubidat <nadimz@ti.com> Signed-off-by: Eliad Peller <eliad@wizery.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ti/wlcore/main.c1
-rw-r--r--drivers/net/wireless/ti/wlcore/rx.c9
-rw-r--r--drivers/net/wireless/ti/wlcore/wlcore.h2
3 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index b46b3116cc55c1..da268e85c3a6af 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -1914,6 +1914,7 @@ static void wlcore_op_stop_locked(struct wl1271 *wl)
memset(wl->links_map, 0, sizeof(wl->links_map));
memset(wl->roc_map, 0, sizeof(wl->roc_map));
memset(wl->session_ids, 0, sizeof(wl->session_ids));
+ memset(wl->rx_filter_enabled, 0, sizeof(wl->rx_filter_enabled));
wl->active_sta_count = 0;
wl->active_link_count = 0;
diff --git a/drivers/net/wireless/ti/wlcore/rx.c b/drivers/net/wireless/ti/wlcore/rx.c
index 6791a1a6afba06..94ab445fde7703 100644
--- a/drivers/net/wireless/ti/wlcore/rx.c
+++ b/drivers/net/wireless/ti/wlcore/rx.c
@@ -302,7 +302,7 @@ int wl1271_rx_filter_enable(struct wl1271 *wl,
{
int ret;
- if (wl->rx_filter_enabled[index] == enable) {
+ if (!!test_bit(index, wl->rx_filter_enabled) == enable) {
wl1271_warning("Request to enable an already "
"enabled rx filter %d", index);
return 0;
@@ -316,7 +316,10 @@ int wl1271_rx_filter_enable(struct wl1271 *wl,
return ret;
}
- wl->rx_filter_enabled[index] = enable;
+ if (enable)
+ __set_bit(index, wl->rx_filter_enabled);
+ else
+ __clear_bit(index, wl->rx_filter_enabled);
return 0;
}
@@ -326,7 +329,7 @@ int wl1271_rx_filter_clear_all(struct wl1271 *wl)
int i, ret = 0;
for (i = 0; i < WL1271_MAX_RX_FILTERS; i++) {
- if (!wl->rx_filter_enabled[i])
+ if (!test_bit(i, wl->rx_filter_enabled))
continue;
ret = wl1271_rx_filter_enable(wl, i, 0, NULL);
if (ret)
diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h
index 06efc12a39e517..a3cc11740c883e 100644
--- a/drivers/net/wireless/ti/wlcore/wlcore.h
+++ b/drivers/net/wireless/ti/wlcore/wlcore.h
@@ -451,7 +451,7 @@ struct wl1271 {
size_t fw_status_priv_len;
/* RX Data filter rule state - enabled/disabled */
- bool rx_filter_enabled[WL1271_MAX_RX_FILTERS];
+ unsigned long rx_filter_enabled[BITS_TO_LONGS(WL1271_MAX_RX_FILTERS)];
/* size of the private static data */
size_t static_data_priv_len;