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-rw-r--r--package/kernel/mac80211/patches/621-rt2x00-ht20_40_fix.patch33
1 files changed, 33 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/621-rt2x00-ht20_40_fix.patch b/package/kernel/mac80211/patches/621-rt2x00-ht20_40_fix.patch
new file mode 100644
index 0000000000..84e2de380c
--- /dev/null
+++ b/package/kernel/mac80211/patches/621-rt2x00-ht20_40_fix.patch
@@ -0,0 +1,33 @@
+Index: compat-wireless-2014-05-22/drivers/net/wireless/rt2x00/rt2800.h
+===================================================================
+--- compat-wireless-2014-05-22.orig/drivers/net/wireless/rt2x00/rt2800.h 2014-08-31 05:04:55.600142409 +0200
++++ compat-wireless-2014-05-22/drivers/net/wireless/rt2x00/rt2800.h 2014-08-31 05:11:02.068145882 +0200
+@@ -2346,6 +2346,8 @@
+ #define RFCSR30_RX_H20M FIELD8(0x04)
+ #define RFCSR30_RX_VCM FIELD8(0x18)
+ #define RFCSR30_RF_CALIBRATION FIELD8(0x80)
++#define RF3322_RFCSR30_TX_H20M FIELD8(0x01)
++#define RF3322_RFCSR30_RX_H20M FIELD8(0x02)
+
+ /*
+ * RFCSR 31:
+Index: compat-wireless-2014-05-22/drivers/net/wireless/rt2x00/rt2800lib.c
+===================================================================
+--- compat-wireless-2014-05-22.orig/drivers/net/wireless/rt2x00/rt2800lib.c 2014-08-31 05:04:55.604142409 +0200
++++ compat-wireless-2014-05-22/drivers/net/wireless/rt2x00/rt2800lib.c 2014-08-31 05:15:02.176148157 +0200
+@@ -3928,8 +3928,13 @@
+ rt2x00_rf(rt2x00dev, RF5390) ||
+ rt2x00_rf(rt2x00dev, RF5392)) {
+ rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
+- rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, 0);
+- rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, 0);
++ if(rt2x00_rf(rt2x00dev, RF3322)) {
++ rt2x00_set_field8(&rfcsr, RF3320_RFCSR30_TX_H20M, conf_is_ht40(conf));
++ rt2x00_set_field8(&rfcsr, RF3322_RFCSR30_RX_H20M, conf_is_ht40(conf));
++ } else {
++ rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, conf_is_ht40(conf));
++ rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, conf_is_ht40(conf));
++ }
+ rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
+
+ rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);