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authorStanislaw Gruszka <sgruszka@redhat.com>2019-06-15 12:00:59 +0200
committerKalle Valo <kvalo@codeaurora.org>2019-06-25 08:10:12 +0300
commite403fa31ed71e87de8e5991e23406b8377c9c894 (patch)
treebdaae03726e9b2d48e4695f0425b0c9ff08cc9d5 /drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
parent710e6cc1595e25378c4b9977f7a8b4ad4a72a109 (diff)
rt2x00: add restart hw
Add ieee80211_restart_hw() to watchdog and debugfs file for testing if restart works as expected. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt2x00dev.c')
-rw-r--r--drivers/net/wireless/ralink/rt2x00/rt2x00dev.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
index a6c374c483c2..35414f97a978 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
@@ -1258,8 +1258,14 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev)
{
int retval;
- if (test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags))
- return 0;
+ if (test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) {
+ /*
+ * This is special case for ieee80211_restart_hw(), otherwise
+ * mac80211 never call start() two times in row without stop();
+ */
+ rt2x00dev->ops->lib->pre_reset_hw(rt2x00dev);
+ rt2x00lib_stop(rt2x00dev);
+ }
/*
* If this is the first interface which is added,