There is a chance of leak of RX buffers if peer disconnects
while we are in middle for processing the list of MSDUs in a
AMSDU
Change-Id: I0081ec96da95ea570903dbd5d91c866c8c141667
Check for vdev_id mismatch to deliver NBUFs to stack to avoid
hold peer reference while giving nbuf list to stack
Change-Id: Ic475e00d5b1793ada7b26b7af3322ca2fa51836f
Change cmn_ops APIs to replace pdev, vdev and peer
dp handles with pdev_id, vdev_id and peer mac address
along with dp soc handle
Change-Id: I5716a87cad56b1dfe8dd56f193bbb6ff923a6af1
Remove pdev and vdev control path handles from data path.
Instead send pdev_id and vdev_id along with opaque soc
handle in ol_if_ops.
Change-Id: I6ee083f07e464f283da0d70ada70a4e10e18e1b2
Add a check to drop unicast frame being sent to same originating
VAP after hmmc conversion of IGMP control packets
Change-Id: Ic25812a7848af793075a0cb483100ebcf59d85b2
When a particular vdev is deleted, the corresponding rx
packets which have been queued to the rx thread are not
flushed. Hence when such packets are submitted to the
network stack, the dev for this skb will be invalid,
since we have already freed the adapter.
Flush out the packets in the rx thread queues, before
deleting the vdev.
CRs-Fixed: 2543392
Change-Id: I2490d0f5ce965f62152613a17a59232521ca058f
Add an atomic variable to indicate IPA pipes are connected.
Use it to ensure that SMMU mapping for rx buffers is sent
to IPA even if REO is not remapped but IPA pipes are connected.
Change-Id: I5d82dc073fc2f0de6df102f7bfd2a1e945297aa8
CRs-Fixed: 2552128
Check if REO ring is near full at the end of dp_rx_process. In case the
ring is near full, reap the packets in the ring (and replenish, send to
upper layer) until the quota allows. Ignore the HIF yield time
limit in such cases.
This change is needed to prevent back pressure from the REO ring(in case
it gets full). Backpressure from REO ring (to LMAC) may lead to a
watchdog and eventually a FW crash. Hence, avoid such a scenario by
reaping as many packets as the 'quota' allows when the REO ring is in
aforementioned condition.
A sid-effect of this change would be that at times the RX softirq may run
longer (till the quota limit) than the configured HIF yield time.
However, this logic is not expected to kick-in in perf builds. The issue
is reported for a defconfig build where lots debug options are enabled
in the kernel which can slow the processing down.
Change-Id: I2eb6544c159ec5957d10386b1750fd96473fe13a
CRs-Fixed: 2540964
While handling a frag with no peer, donot set packet length as this is
already done while handling the fragment before re-injection into the
REO. Without this, qdf_nbuf_set_pktlen will fail while doing a skb_put
on a non-linear packet.
Also, donot use L2 header offset while doing a pull head for the RX frag.
Change-Id: Ie1faeebf548b589ad524b31d51444c5934a7b976
CRs-Fixed: 2502756
Implement hal_rx_tlv_get_tcp_chksum API
to retrieve tcp_udp_checksum value
based on the chipset.
Change-Id: Ifab970f10af06f8c0cdbd14d57cb66b49bae1648
CRs-Fixed: 2522133
Implement hal_rx_mpdu_get_addr2 API
based on the chipset as
the macro to retrieve addr2 value is
chipset dependent.
Change-Id: I4026db892d4f2f41db72c50f780ba898b8a17fa7
CRs-Fixed: 2522133
Implement hal_rx_mpdu_get_addr1 API
based on the chipset as the macro to
retrieve addr1 value is
chipset dependent.
Change-Id: I7ed88f2243d397c9d605a08d3b93e17f0004c63d
CRs-Fixed: 2522133
Implement hal_rx_mpdu_get_fr_ds API
based on the chipset as the macro to
retrieve for_ds value is chipset
dependent.
Change-Id: I6d41d02ac50cae752567d98645f0447cc122a84f
CRs-Fixed: 2522133
Implement hal_rx_mpdu_get_to_ds API based
on the chipset as the macro to retrieve
to_ds bit value is chipset dependent.
Change-Id: I36d9d14e226bcc604b91d8aecbe52836c5a12272
CRs-Fixed: 2522133
Implement hal_rx_get_mpdu_mac_ad4_valid API
based on the chipset as the macro to retrieve
mac_ad4 value is chipset dependent.
Change-Id: I9d7cc90e798d4f0775e915fe6edcb1a1f5129490
CRs-Fixed: 2522133
Implement hal_rx_msdu_end_dat API based on
the chipset as the macro to retrieve da_is_valid
value is chipset dependent.
Change-Id: I79f06eaa2576e7516c21f963b2c149aac7f62c64
CRs-Fixed: 2522133
Implement hal_rx_msdu_end_l3_hdr_padding_get API
based on the chipset as the macro to retrieve
sa_idx value is chipset dependent.
Change-Id: Ice1fc2d70e339dc1d80fa6f34f37c5a7aa074be5
CRs-Fixed: 2522133
Implement hal_rx_desc_is_first_msdu API
based on the chipset as the macro to
retrieve first_msdu bit value is chipset
dependent.
Change-Id: I8e8a3aceb225b591b96e6f8453ffbebf1f78e529
CRs-Fixed: 2522133
Implement hal_rx_msdu_end_sa_idx API
based on the chipset as the macro to
retrieve sa_idx value is chipset
dependent.
Change-Id: Ib874520be9e7ad778c2a9a3c415e5c3047450b31
CRs-Fixed: 2522133
Implement hal_rx_msdu_end_sa_is_valid_get API
based on the chipset as the macro to retrieve
sa_idx valid bit is chipset dependent.
Change-Id: I8bcb7030554331922ed12ea9da3ef51cd64b5c40
CRs-Fixed: 2522133
Implement hal_rx_msdu_end_da_is_mcbc_get based
on the chipset as the macro to retrieve
mcbc value is chipset dependent.
Change-Id: I860d259515c31345501080577d7a34beb97e5f60
CRs-Fixed: 2522133
Add runtime pm apis to record last busy mark set by data path
during dp rx process.
Currently for mcl in some scenerios runtime sync suspend is issued
which puts the link in low power state with out waiting for link
inactivity timeout. This leads to throughput degradation in case of
rx direction as in rx processing data path extends the timer by marking
last busy to avoid immediate runtime suspend. But runtime sync suspend
does not take in to account of the link idle timeout value before
suspending the link. So using this apis, before issuing runtime sync
suspend check the duration since last busy mark by data path rx process.
If the duration is less than run time delay just do runtime put.
Change-Id: I694ef6ddec8f11fed44bf3b9e5ae18ad93b6ec24
CRs-Fixed: 2512326
Local peer_id is being cleaned up across DP, HDD and PS/WMA.
So, any references to local peer_id/sta_id will be replaced
by peer mac address and all interactions between the layers
will be based on peer mac address.
Cleanup references to peer_local_id from the
following APIs:
1) dp_rx_process
2) dp_rx_process_rxdma_err
Change-Id: Ia1c8bd091759132367718e6c6d5f67cf5a98e507
CRs-Fixed: 2512706
MDNS packets if forwarded for a NAN vdev can lead to potential flooding
of the air interface. Hence donot forward them.
Change-Id: Idfdedfb0b5b553745440587448230013f3b56a7d
CRs-Fixed: 2503360
In dp_rx_process there are two cases in which vdev will be
null. One is when peer is invalid case which happens when
packets comes on reo with out any valid peer and vdev set.
Second case is fetching more data in case of napi no yield
condition and there are no buffers to fetch. In current
dp_rx_process gro flush is called at the end of nbuff process
and with out checking for vdev sanity it is referenced. So
add vdev null sanity check to prevent NULL pointer dereference.
Change-Id: Ie2d480108118d9b83373a450aecabee57675c41d
CRs-Fixed: 2507067
In case of TCP packets being processed by dp_rx_process, send out GRO
flush indication to the thread.
CRs-Fixed: 2500152
Change-Id: I4f464456d423e4680955992c0acf0ed5f4e618b8
This feature enables user to change HW mode dynamically
from DBS to DBS_SBS mode and vice-versa. Currently, HW
mode configuration is only possible through INI setting
requiring a subsequent reboot.
Relevant DP changes are:
1. Add API cdp_txrx_handle_pdev_status_change to pass
pdev 'up' or 'down' status to DP module
2. Add pdev-status check in dp_rx_process_invalid_peer
3. Add pdev-status check in dp_tx_comp_handler to free
buffer and release descriptor
Change-Id: I74b144abb1b0dc41a26a18ad28f872e6457e9653
CRs-fixed: 2490212
Tags are programmed using wlanconfig commands. Rx IPv4/v6
TCP/UDP packets matching a 5-tuple are tagged using HawkeyeV2 hardware.
Tags are populated in the skb->cb in the REO/exception/monitor data
path and sent to upper stack
CRs-Fixed: 2502311
Change-Id: I7c999e75fab43b6ecb6f9d9fd4b0351f0b9cfda8
1. Remove vlan tag in tx and enqueue to hardware.
2. Add vlan tag in rx after peer-vlan_id lookup.
Change-Id: I932202540ac03cabdd20ffd4849fe759ea8a7abb
Handle only single nbuf in dp_rx_deliver_to_stack_no_peer. Make sure to
terminate nbuf->next = NULL before delivering it.
Change-Id: Icec76da3b5c5cfd2682489db51cd115e8bc9b830
CRs-Fixed: 2497966
Add code to replace usage of void pointers from
HAL layer and instead use appropriate opaque pointers
Change-Id: Id950bd9130a99014305738937aed736cf0144aca
CRs-Fixed: 2487250
Add code to remove void pointer usage for hal_srng
and use opaque pointer dp_hal_ring_t instead.
Change-Id: I6907f7376d7fe3c9180b8795bd96f49fead2ec64
CRs-Fixed: 2484404
Make change to remove usage of void pointers for
ring descriptors and instead use a opaque pointer
dp_ring_desc_t.
Change-Id: Ia1e9a3da9eaa3cccf297b2135b52a72f2fe21431
CRs-Fixed: 2484409
Add code to use cdp_vdev instead of void pointer for
API dp_tx_send_exception and dp_tx_send_mesh
Change-Id: I63ca5a62c2a8cd6feb906181702888814650dfce
CRs-Fixed: 2480836
Monitor buffer are required only when monitor VAP is created. Allocate
these buffers only when montior VAP is created. This provides memory
savings when no monitor VAP is created/required.
Change-Id: I3ddaef00615f00fd13adb2789469a62f1a0af165
CRs-Fixed: 2491873
Reduce the excessive loging incase dup detect and advance rx processing
to handle next ring entry.
Change-Id: I1d6e8aa28045ed12dd6d315169483ca56d2c6972
CRs-Fixed: 2489205
Deliver RX data to stack even if no peer found, this is
needed for LFR roaming case like eapol data.
Change-Id: Ic81f29993fb4542847bd076042a13de6e9f18173
CRs-Fixed: 2468082
Check if host is reaping a descriptor which is
already reaped then drop RX desc processing instead of asserting.
Macro DUP_RX_DESC_WAR added before dp_rx_dump_info_and_assert function
which does not assert for the case WAR is enabled.
Change-Id: I4f3c1cc16de79f2483cd415582970e093e81d465
CRs-Fixed: 2486057
In dp_rx_process function, check if peer pointer is NULL
before using as argument when calling dp_rx_deliver_to_stack.
Change-Id: I6584c79047a809f28e65faad47d1c7220e7057bb
CRs-Fixed: 2470345
Fix memory allocation failure for nbuf pointers array in
dp_pdev_rx_buffers_attach(), by allocating a single page
of memory for the pointers and re-using them by iterating
in a loop until the total required nbuf's are traversed,
instead of allocating a huge contiguous memory for pointers
to store the address locations of all the nbuf's.
Change-Id: I47ca8f94405e44d6bdbc43129012df1b65b14ba6
CRs-Fixed: 2464598
Add support to log the important events in
datapath, which will help in debugging the
datapath issues.
IRQ handler, Napi poll and srng access start/end
are the events which are currently logged.
CRs-Fixed: 2457854
Change-Id: Iba105b0e79443b670a01a929f999f94e00ea92f2
Do not check for msdu Done bit for raw packets as HW
does not set this bit for msdus spread across nbufs.
Change-Id: I9c2af01c6b55600511abeec9ab6fc185fcc6ef36
Currenly this function, is_sa_da_idx_valid(), called from dp_rx_process
does not take MC/BC packets into account. For broadcast packets e.g.
DHCP offer packets from some APs, this check may fail (incorrectly).
Thus dropping the broadcast packet, when it should have been passed
on to the stack.
Fix is_sa_da_idx_valid function by taking MC/BC packets into account.
Change-Id: Ibbb34134e997e0d5394dfa654be84b9fa43434a3
CRs-Fixed: 2466839
If any non authed clients send data packets then
AP should send Deauth Frames to STA. In Current code
we are finding VAP from pdev. And if MAC address are
same for VAPs on both radios then pdev will be wrong.
Because of that VDEV id was coming for non active VAP
and deauth frames were not going out of AP.
Change-Id: Ia28ea4143cec9c876313211962ab98b0e4028ee8
