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, 51 insertions, 0 deletions

diff --git a/package/kernel/mac80211/patches/rt2x00/064-rt2800-do-not-nullify-initialization-vector-data.patch b/package/kernel/mac80211/patches/rt2x00/064-rt2800-do-not-nullify-initialization-vector-data.patch
new file mode 100644
index 0000000000..df34bfffae
--- /dev/null
+++ b/package/kernel/mac80211/patches/rt2x00/064-rt2800-do-not-nullify-initialization-vector-data.patch
@@ -0,0 +1,51 @@
+From 710e6cc1595e25378c4b9977f7a8b4ad4a72a109 Mon Sep 17 00:00:00 2001
+From: Stanislaw Gruszka <sgruszka@redhat.com>
+Date: Sat, 15 Jun 2019 12:00:58 +0200
+Subject: [PATCH 05/15] rt2800: do not nullify initialization vector data
+
+If we restart hw we should keep existing IV (initialization vector)
+otherwise HW encryption will be broken after restart.
+
+Also fix some coding style issues on the way.
+
+Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
+Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
+---
+ drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 9 ++++-----
+ 1 file changed, 4 insertions(+), 5 deletions(-)
+
+--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+@@ -1658,14 +1658,15 @@ static void rt2800_config_wcid_attr_ciph
+ 
+ 	offset = MAC_IVEIV_ENTRY(key->hw_key_idx);
+ 
+-	memset(&iveiv_entry, 0, sizeof(iveiv_entry));
++	rt2800_register_multiread(rt2x00dev, offset,
++				  &iveiv_entry, sizeof(iveiv_entry));
+ 	if ((crypto->cipher == CIPHER_TKIP) ||
+ 	    (crypto->cipher == CIPHER_TKIP_NO_MIC) ||
+ 	    (crypto->cipher == CIPHER_AES))
+ 		iveiv_entry.iv[3] |= 0x20;
+ 	iveiv_entry.iv[3] |= key->keyidx << 6;
+ 	rt2800_register_multiwrite(rt2x00dev, offset,
+-				      &iveiv_entry, sizeof(iveiv_entry));
++				   &iveiv_entry, sizeof(iveiv_entry));
+ }
+ 
+ int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
+@@ -6090,13 +6091,11 @@ static int rt2800_init_registers(struct
+ 	 * ASIC will keep garbage value after boot, clear encryption keys.
+ 	 */
+ 	for (i = 0; i < 4; i++)
+-		rt2800_register_write(rt2x00dev,
+-					 SHARED_KEY_MODE_ENTRY(i), 0);
++		rt2800_register_write(rt2x00dev, SHARED_KEY_MODE_ENTRY(i), 0);
+ 
+ 	for (i = 0; i < 256; i++) {
+ 		rt2800_config_wcid(rt2x00dev, NULL, i);
+ 		rt2800_delete_wcid_attr(rt2x00dev, i);
+-		rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0);
+ 	}
+ 
+ 	/*