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49 Commits
Author SHA1 Message Date
Felix Fietkau bfda6a2984 mt76x2: do not set status->aggr for NULL data frames 
Avoids data connection stalls when the client toggles powersave mode

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:35:37 +01:00
Felix Fietkau 69c07bce67 mt76: let mac80211 validate CCMP PN for fragmented frames 
The rules for those are more complex and performance is not an issue
here

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:34:04 +01:00
Felix Fietkau 2b5ea6f4e7 mt76: validate rx CCMP PN 
Apparently hardware does not perform CCMP PN validation in hardware, so
we need to take care of this in the driver.

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:34:03 +01:00
Felix Fietkau bd7f6e167e mt76: pass the per-vif wcid to the core for multicast rx 
Preparation for adding software rx CCMP PN validation

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:33:41 +01:00
Felix Fietkau f0a63aeba0 mt76: implement A-MPDU rx reordering in the driver code 
This is required for performing CCMP PN validation in software

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:33:40 +01:00
Felix Fietkau 3a3a799042 mt76: get station pointer by wcid and pass it to mac80211 
Avoids the rhashtable lookup based on the MAC address inside mac80211

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:33:11 +01:00
Felix Fietkau 2cda0ad31f mt76: add an intermediate struct for rx status information 
Preparation for passing in more internal rx data via skb->cb

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:32:53 +01:00
Felix Fietkau 380a56b74c mt76x2: fix TSF value in probe responses 
Like beacons, probe responses need a hardware-generated TSF value. Set
the flag that causes the hw to generate it

Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:23:03 +01:00
Felix Fietkau 808c1c571a mt76x2: add functions for setting extended MAC address registers 
Signed-off-by: Felix Fietkau <[email protected]>
 2018-01-30 10:23:03 +01:00
Lorenzo BianconiandFelix Fietkau bf6a341e9a mt76x2: mac: fix possible NULL pointer dereferencing in mt76x2_mac_write_txwi() 
Signed-off-by: Lorenzo Bianconi <[email protected]>
 2018-01-30 10:23:03 +01:00
Felix Fietkau 86ddef3b21 mt76x2: remove some harmless WARN_ONs in tx status and rx path 
Discard affected packets instead. Should reduce the frequency of bogus
bug reports

Signed-off-by: Felix Fietkau <[email protected]>
 2017-12-03 21:45:43 +01:00
Felix Fietkau 2c1a77c74f mt76x2: fix transmission of encrypted management frames 
Hardware encryption seems to break encrypted unicast mgmt tx.
Unfortunately the hardware TXWI header does not have a bit to indicate
that a frame is software encrypted, so sw-encrypted frames need to use a
different WCID. For that to work, the CCMP PN needs to be generated in
software, which makes things a bit slower, so only do it for keys that
also need to tx management frames.

Signed-off-by: Felix Fietkau <[email protected]>
 2017-12-03 21:45:43 +01:00
Felix Fietkau 3e5afe7ba8 mt76x2: add helper function for setting drop mask 
Signed-off-by: Felix Fietkau <[email protected]>
 2017-11-16 20:34:45 +01:00
Felix Fietkau 0dd8b688b2 mt76x2: clear per-WCID tx rate lookup register 
Signed-off-by: Felix Fietkau <[email protected]>
 2017-11-16 20:34:45 +01:00
Felix Fietkau 8f1673a34b mt76x2: limit client WCID entries to 0-127 
The rx WCID lookup table and the per-WCID rate table only have 128
entries. All further WCID entries are tx-only.

Signed-off-by: Felix Fietkau <[email protected]>
 2017-11-16 20:34:45 +01:00
Felix Fietkau 1be430fc8a mt76x2: fix tx status ampdu length corner case 
Sometimes the code would return a status update to mac80211 with a-mpdu
length of 0, leading to a crash in minstrel.

Make the logic of counting a-mpdu burst length easier to follow and add
an extra check to prevent this issue from happening.

Signed-off-by: Felix Fietkau <[email protected]>
 2017-10-12 12:43:27 +02:00
Felix Fietkau 9af67d47e0 mt76x2: return -EOPNOTSUPP on unsupported ciphers 
Silences a warning when using 802.11w

Signed-off-by: Felix Fietkau <[email protected]>
 2017-01-14 23:04:59 +01:00
Lorenzo BianconiandFelix Fietkau 93907807ca mt76x2: fix typo in mt76x2_tx_get_max_txpwr_adj() signature 
Signed-off-by: Lorenzo Bianconi <[email protected]>
 2016-09-05 10:43:30 +02:00
Felix Fietkau becce8bd46 mt76x2: fix more checkpatch errors 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-09-05 10:08:16 +02:00
Felix Fietkau d7f5112c09 mt76x2: fix checkpatch warnings 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-09-04 18:59:22 +02:00
Felix Fietkau 01c63035b6 move mt76_remove_hdr_pad to mt76x2_mac.c 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-09-04 18:05:40 +02:00
Felix Fietkau b300bdc42e use the new bitfield accessor macros 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-09-04 17:37:26 +02:00
Felix Fietkau 53c1b7f6ac update my email address 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-09-04 17:33:28 +02:00
Lorenzo BianconiandFelix Fietkau aa77eadf0e mt76x2: add TPC support 
add per-packet tx power adjustment support

Signed-off-by: Lorenzo Bianconi <[email protected]>
 2016-08-25 12:57:47 +02:00
Felix Fietkau ced81a3458 relicense to ISC (except for util.h which is based on GPL'd kernel code 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-07-12 08:38:46 +02:00
Felix Fietkau f06ed811cd mt76x2: handle peer in dynamic SMPS mode 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-06-17 14:44:12 +02:00
Felix Fietkau 3c8a4bc30e mt76x2: implement survey support 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-06-15 16:47:23 +02:00
Felix Fietkau 6c4b37be98 move dev->chandef to mt76 struct 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-06-15 15:47:49 +02:00
Felix Fietkau e4c05ba162 use nl80211_band instead of ieee80211_band 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-05-14 16:51:44 +02:00
Felix Fietkau 13c29223ef Use NL80211_BAND_2GHZ instead of IEEE80211_BAND_2GHZ 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-05-14 16:49:30 +02:00
Felix Fietkau 079ad90fe2 update copyright lines 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-25 18:09:13 +01:00
Felix Fietkau 6735e9efac mt76x2: remove mt76x2_mac_skb_tx_overhead, it is unused 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-20 20:25:18 +01:00
Felix Fietkau 84a312645c mt76x2: fix trimming fragmented skbs 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-08 14:18:18 +01:00
Felix Fietkau fa3ee92842 unify tx completion handling, allow a driver callback to clean up tx skbs 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-06 16:14:02 +01:00
Felix Fietkau b08f5433d1 tx: move dma mapping code to core, unify tx callbacks into one that prepares tx_info, skb and txwi 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-03 20:14:53 +01:00
Felix Fietkau 435c5408a1 mt76x2: implement fragmented rx support 
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-01 23:16:51 +01:00
Felix Fietkau 4ea91d1c39 mt76x2: fix FIFO status polling order 
Reported-by: Johannes Stezenbach <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
 2016-02-01 13:26:47 +01:00
Felix Fietkau 1389db799a move txwi cache to core 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-17 15:50:01 +01:00
Felix Fietkau 85d62175b5 mt76x2: turn irqsave locks into bh locks for mac related code 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-17 15:50:01 +01:00
Felix Fietkau 73956b2f60 mt76x2: make txwi cache storage area opaque in preparation for moving it to generic code 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-17 15:49:59 +01:00
Felix Fietkau 57fea83360 mt76x2: rename struct mt76_txwi to mt76x2_txwi 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-17 01:22:56 +01:00
Felix Fietkau 42b9c4db0a move wcid and txq struct to mt76.h in preparation for making tx scheduling code more generic 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-16 17:45:46 +01:00
Felix Fietkau 2044de5229 move mt76 state enum/storage to mt76.h 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 22:05:42 +01:00
Felix Fietkau 66af6b3aad move low level DMA code to mt76.ko 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 21:32:43 +01:00
Felix Fietkau 62ecfb9730 move more register accessor functions to mt76.h 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 18:01:45 +01:00
Felix Fietkau e20a9c13a5 move mmio functions/init to mt76.ko 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 17:52:00 +01:00
Felix Fietkau 00af5f3105 add accessor function for struct ieee80211_hw from mt76x2_dev 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 17:37:45 +01:00
Felix Fietkau 1212107d7b move header pad insert/remove functions and utility header to a new core module 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 17:01:42 +01:00
Felix Fietkau a0ee20716f add a mt76x2_ prefix to all files 
Signed-off-by: Felix Fietkau <[email protected]>
 2015-12-06 16:54:53 +01:00