diff options
Diffstat (limited to 'package/kernel/mac80211/patches/rt2x00/032-rt2x00-do-not-increment-sequence-number-while-re-tra.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/rt2x00/032-rt2x00-do-not-increment-sequence-number-while-re-tra.patch | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/032-rt2x00-do-not-increment-sequence-number-while-re-tra.patch b/package/kernel/mac80211/patches/rt2x00/032-rt2x00-do-not-increment-sequence-number-while-re-tra.patch deleted file mode 100644 index c1f3815998..0000000000 --- a/package/kernel/mac80211/patches/rt2x00/032-rt2x00-do-not-increment-sequence-number-while-re-tra.patch +++ /dev/null @@ -1,94 +0,0 @@ -From 746ba11f170603bf1eaade817553a6c2e9135bbe Mon Sep 17 00:00:00 2001 -From: Vijayakumar Durai <vijayakumar.durai1@vivint.com> -Date: Wed, 27 Mar 2019 11:03:17 +0100 -Subject: [PATCH] rt2x00: do not increment sequence number while - re-transmitting - -Currently rt2x00 devices retransmit the management frames with -incremented sequence number if hardware is assigning the sequence. - -This is HW bug fixed already for non-QOS data frames, but it should -be fixed for management frames except beacon. - -Without fix retransmitted frames have wrong SN: - - AlphaNet_e8:fb:36 Vivotek_52:31:51 Authentication, SN=1648, FN=0, Flags=........C Frame is not being retransmitted 1648 1 - AlphaNet_e8:fb:36 Vivotek_52:31:51 Authentication, SN=1649, FN=0, Flags=....R...C Frame is being retransmitted 1649 1 - AlphaNet_e8:fb:36 Vivotek_52:31:51 Authentication, SN=1650, FN=0, Flags=....R...C Frame is being retransmitted 1650 1 - -With the fix SN stays correctly the same: - - 88:6a:e3:e8:f9:a2 8c:f5:a3:88:76:87 Authentication, SN=1450, FN=0, Flags=........C - 88:6a:e3:e8:f9:a2 8c:f5:a3:88:76:87 Authentication, SN=1450, FN=0, Flags=....R...C - 88:6a:e3:e8:f9:a2 8c:f5:a3:88:76:87 Authentication, SN=1450, FN=0, Flags=....R...C - -Cc: stable@vger.kernel.org -Signed-off-by: Vijayakumar Durai <vijayakumar.durai1@vivint.com> -[sgruszka: simplify code, change comments and changelog] -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/rt2x00mac.c | 10 ---------- - drivers/net/wireless/ralink/rt2x00/rt2x00queue.c | 15 +++++++++------ - 3 files changed, 9 insertions(+), 17 deletions(-) - ---- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h -+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h -@@ -673,7 +673,6 @@ enum rt2x00_state_flags { - CONFIG_CHANNEL_HT40, - CONFIG_POWERSAVING, - CONFIG_HT_DISABLED, -- CONFIG_QOS_DISABLED, - CONFIG_MONITORING, - - /* ---- a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c -@@ -642,19 +642,9 @@ void rt2x00mac_bss_info_changed(struct i - rt2x00dev->intf_associated--; - - rt2x00leds_led_assoc(rt2x00dev, !!rt2x00dev->intf_associated); -- -- clear_bit(CONFIG_QOS_DISABLED, &rt2x00dev->flags); - } - - /* -- * Check for access point which do not support 802.11e . We have to -- * generate data frames sequence number in S/W for such AP, because -- * of H/W bug. -- */ -- if (changes & BSS_CHANGED_QOS && !bss_conf->qos) -- set_bit(CONFIG_QOS_DISABLED, &rt2x00dev->flags); -- -- /* - * When the erp information has changed, we should perform - * additional configuration steps. For all other changes we are done. - */ ---- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c -@@ -201,15 +201,18 @@ static void rt2x00queue_create_tx_descri - if (!rt2x00_has_cap_flag(rt2x00dev, REQUIRE_SW_SEQNO)) { - /* - * rt2800 has a H/W (or F/W) bug, device incorrectly increase -- * seqno on retransmited data (non-QOS) frames. To workaround -- * the problem let's generate seqno in software if QOS is -- * disabled. -+ * seqno on retransmitted data (non-QOS) and management frames. -+ * To workaround the problem let's generate seqno in software. -+ * Except for beacons which are transmitted periodically by H/W -+ * hence hardware has to assign seqno for them. - */ -- if (test_bit(CONFIG_QOS_DISABLED, &rt2x00dev->flags)) -- __clear_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); -- else -+ if (ieee80211_is_beacon(hdr->frame_control)) { -+ __set_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); - /* H/W will generate sequence number */ - return; -+ } -+ -+ __clear_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); - } - - /* |