mac80211: rt2x00: backport upstream patches

Import patches from upstream to sync 19.07 with master:
 9f3e3323e996 rt2x00: allow to specify watchdog interval
 2034afe4db4a rt2800: add helpers for reading dma done index
 759c5b599cf4 rt2800: initial watchdog implementation
 09db3b000619 rt2800: add pre_reset_hw callback
 710e6cc1595e rt2800: do not nullify initialization vector data
 e403fa31ed71 rt2x00: add restart hw
 0f47aeeada2a rt2800: do not enable watchdog by default
 41a531ffa4c5 rt2x00usb: fix rx queue hang
 3b902fa811cf rt2x00usb: remove unnecessary rx flag checks
 1dc244064c47 rt2x00: no need to check return value of debugfs_create functions
 706f0182b1ad rt2800usb: Add new rt2800usb device PLANEX GW-USMicroN
 95844124385e rt2x00: clear IV's on start to fix AP mode regression
 567a9b766b47 rt2x00: do not set IEEE80211_TX_STAT_AMPDU_NO_BACK on tx status
 14d5e14c8a6c rt2x00: clear up IV's on key removal
 13fa451568ab Revert "rt2800: enable TX_PIN_CFG_LNA_PE_ bits per band"
 --pending--  rt2800: remove errornous duplicate condition

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

1 files changed, 56 insertions, 0 deletions

diff --git a/package/kernel/mac80211/patches/rt2x00/060-rt2x00-allow-to-specify-watchdog-interval.patch b/package/kernel/mac80211/patches/rt2x00/060-rt2x00-allow-to-specify-watchdog-interval.patch
new file mode 100644
index 0000000000..828d3c8b2d
--- /dev/null
+++ b/package/kernel/mac80211/patches/rt2x00/060-rt2x00-allow-to-specify-watchdog-interval.patch
@@ -0,0 +1,56 @@
+From 9f3e3323e9966d9f21bea0c81b1acb36c0e15cec Mon Sep 17 00:00:00 2001
+From: Stanislaw Gruszka <sgruszka@redhat.com>
+Date: Sat, 15 Jun 2019 12:00:54 +0200
+Subject: [PATCH 01/15] rt2x00: allow to specify watchdog interval
+
+Allow subdriver to change watchdog interval by intialize
+link->watchdog_interval value before rt2x00link_register().
+
+Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
+Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
+---
+ drivers/net/wireless/ralink/rt2x00/rt2x00.h     |  1 +
+ drivers/net/wireless/ralink/rt2x00/rt2x00link.c | 13 +++++++++----
+ 2 files changed, 10 insertions(+), 4 deletions(-)
+
+--- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
+@@ -336,6 +336,7 @@ struct link {
+ 	 * to bring the device/driver back into the desired state.
+ 	 */
+ 	struct delayed_work watchdog_work;
++	unsigned int watchdog_interval;
+ 
+ 	/*
+ 	 * Work structure for scheduling periodic AGC adjustments.
+--- a/drivers/net/wireless/ralink/rt2x00/rt2x00link.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00link.c
+@@ -398,7 +398,7 @@ void rt2x00link_start_watchdog(struct rt
+ 	    rt2x00dev->ops->lib->watchdog)
+ 		ieee80211_queue_delayed_work(rt2x00dev->hw,
+ 					     &link->watchdog_work,
+-					     WATCHDOG_INTERVAL);
++					     link->watchdog_interval);
+ }
+ 
+ void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev)
+@@ -424,11 +424,16 @@ static void rt2x00link_watchdog(struct w
+ 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+ 		ieee80211_queue_delayed_work(rt2x00dev->hw,
+ 					     &link->watchdog_work,
+-					     WATCHDOG_INTERVAL);
++					     link->watchdog_interval);
+ }
+ 
+ void rt2x00link_register(struct rt2x00_dev *rt2x00dev)
+ {
+-	INIT_DELAYED_WORK(&rt2x00dev->link.watchdog_work, rt2x00link_watchdog);
+-	INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00link_tuner);
++	struct link *link = &rt2x00dev->link;
++
++	INIT_DELAYED_WORK(&link->work, rt2x00link_tuner);
++	INIT_DELAYED_WORK(&link->watchdog_work, rt2x00link_watchdog);
++
++	if (link->watchdog_interval == 0)
++		link->watchdog_interval = WATCHDOG_INTERVAL;
+ }